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3580 lines
86 KiB
3580 lines
86 KiB
/*
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* Compton - a compositor for X11
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*
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* Based on `xcompmgr` - Copyright (c) 2003, Keith Packard
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*
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* Copyright (c) 2011, Christopher Jeffrey
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* See LICENSE for more information.
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*
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*/
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#include "compton.h"
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/**
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* Shared
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*/
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const char *WINTYPES[NUM_WINTYPES] = {
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"unknown",
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"desktop",
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"dock",
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"toolbar",
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"menu",
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"utility",
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"splash",
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"dialog",
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"normal",
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"dropdown_menu",
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"popup_menu",
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"tooltip",
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"notify",
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"combo",
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"dnd",
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};
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struct timeval time_start = { 0, 0 };
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win *list;
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Display *dpy;
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int scr;
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Window root;
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Picture root_picture;
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Picture root_buffer;
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Picture black_picture;
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Picture cshadow_picture;
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/// Picture used for dimming inactive windows.
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Picture dim_picture = 0;
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Picture root_tile;
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XserverRegion all_damage;
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#if HAS_NAME_WINDOW_PIXMAP
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Bool has_name_pixmap;
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#endif
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int root_height, root_width;
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/* errors */
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ignore *ignore_head = NULL, **ignore_tail = &ignore_head;
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int xfixes_event, xfixes_error;
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int damage_event, damage_error;
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int composite_event, composite_error;
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/// Whether X Shape extension exists.
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Bool shape_exists = True;
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/// Event base number and error base number for X Shape extension.
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int shape_event, shape_error;
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int render_event, render_error;
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int composite_opcode;
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/* shadows */
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conv *gaussian_map;
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/* for shadow precomputation */
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int cgsize = -1;
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unsigned char *shadow_corner = NULL;
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unsigned char *shadow_top = NULL;
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/* for root tile */
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static const char *background_props[] = {
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"_XROOTPMAP_ID",
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"_XSETROOT_ID",
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0,
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};
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/* for expose events */
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XRectangle *expose_rects = 0;
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int size_expose = 0;
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int n_expose = 0;
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// atoms
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Atom extents_atom;
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Atom opacity_atom;
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Atom frame_extents_atom;
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Atom client_atom;
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Atom name_atom;
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Atom name_ewmh_atom;
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Atom class_atom;
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Atom win_type_atom;
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Atom win_type[NUM_WINTYPES];
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// Window type settings
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double win_type_opacity[NUM_WINTYPES];
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Bool win_type_shadow[NUM_WINTYPES];
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Bool win_type_fade[NUM_WINTYPES];
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/**
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* Macros
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*/
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#define HAS_FRAME_OPACITY(w) \
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(frame_opacity && (w)->top_width)
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/**
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* Options
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*/
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static options_t options = {
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.display = NULL,
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.shadow_radius = 12,
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.shadow_offset_x = -15,
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.shadow_offset_y = -15,
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.shadow_opacity = .75,
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.fade_in_step = 0.028 * OPAQUE,
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.fade_out_step = 0.03 * OPAQUE,
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.fade_delta = 10,
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.fade_trans = False,
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.clear_shadow = False,
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.inactive_opacity = 0,
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.inactive_opacity_override = False,
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.frame_opacity = 0.0,
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.inactive_dim = 0.0,
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.mark_wmwin_focused = False,
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.track_focus = False,
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.track_wdata = False,
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.shadow_blacklist = NULL,
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.fade_blacklist = NULL,
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.fork_after_register = False,
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.shadow_red = 0.0,
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.shadow_green = 0.0,
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.shadow_blue = 0.0,
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.synchronize = False,
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.shadow_enable = 0,
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.fading_enable = 0,
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.no_dock_shadow = False,
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.no_dnd_shadow = False,
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.menu_opacity = 1.0
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};
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/**
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* Fades
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*/
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unsigned long fade_time;
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/**
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* Get current system clock in milliseconds.
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*
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* The return type must be unsigned long because so many milliseconds have
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* passed since the epoch.
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*/
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static unsigned long
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get_time_in_milliseconds() {
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struct timeval tv;
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gettimeofday(&tv, NULL);
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return tv.tv_sec * 1000 + tv.tv_usec / 1000;
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}
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/**
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* Get the time left before next fading point.
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*
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* In milliseconds.
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*/
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static int
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fade_timeout(void) {
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int diff = options.fade_delta - get_time_in_milliseconds() + fade_time;
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if (diff < 0)
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diff = 0;
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return diff;
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}
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/**
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* Run fading on a window.
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*
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* @param steps steps of fading
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*/
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static void
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run_fade(Display *dpy, win *w, unsigned steps) {
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// If we reach target opacity, set fade_fin so the callback gets
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// executed
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if (w->opacity == w->opacity_tgt) {
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w->fade_fin = True;
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return;
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}
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if (!w->fade)
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w->opacity = w->opacity_tgt;
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else if (steps) {
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// Use double below because opacity_t will probably overflow during
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// calculations
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if (w->opacity < w->opacity_tgt)
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w->opacity = normalize_d_range(
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(double) w->opacity + (double) options.fade_in_step * steps,
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0.0, w->opacity_tgt);
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else
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w->opacity = normalize_d_range(
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(double) w->opacity - (double) options.fade_out_step * steps,
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w->opacity_tgt, OPAQUE);
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}
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if (w->opacity == w->opacity_tgt) {
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w->fade_fin = True;
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return;
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}
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w->fade_fin = False;
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}
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/**
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* Set fade callback of a window, and possibly execute the previous
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* callback.
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*
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* @param exec_callback whether the previous callback is to be executed
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*/
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static void
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set_fade_callback(Display *dpy, win *w,
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void (*callback) (Display *dpy, win *w), Bool exec_callback) {
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void (*old_callback) (Display *dpy, win *w) = w->fade_callback;
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w->fade_callback = callback;
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// Must be the last line as the callback could destroy w!
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if (exec_callback && old_callback)
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old_callback(dpy, w);
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}
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/**
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* Shadows
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*/
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static double
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gaussian(double r, double x, double y) {
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return ((1 / (sqrt(2 * M_PI * r))) *
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exp((- (x * x + y * y)) / (2 * r * r)));
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}
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static conv *
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make_gaussian_map(Display *dpy, double r) {
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conv *c;
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int size = ((int) ceil((r * 3)) + 1) & ~1;
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int center = size / 2;
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int x, y;
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double t;
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double g;
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c = malloc(sizeof(conv) + size * size * sizeof(double));
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c->size = size;
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c->data = (double *) (c + 1);
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t = 0.0;
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for (y = 0; y < size; y++) {
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for (x = 0; x < size; x++) {
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g = gaussian(r, (double) (x - center), (double) (y - center));
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t += g;
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c->data[y * size + x] = g;
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}
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}
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for (y = 0; y < size; y++) {
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for (x = 0; x < size; x++) {
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c->data[y * size + x] /= t;
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}
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}
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return c;
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}
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/*
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* A picture will help
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*
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* -center 0 width width+center
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* -center +-----+-------------------+-----+
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* | | | |
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* | | | |
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* 0 +-----+-------------------+-----+
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* | | | |
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* | | | |
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* | | | |
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* height +-----+-------------------+-----+
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* | | | |
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* height+ | | | |
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* center +-----+-------------------+-----+
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*/
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static unsigned char
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sum_gaussian(conv *map, double opacity,
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int x, int y, int width, int height) {
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int fx, fy;
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double *g_data;
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double *g_line = map->data;
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int g_size = map->size;
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int center = g_size / 2;
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int fx_start, fx_end;
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int fy_start, fy_end;
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double v;
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/*
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* Compute set of filter values which are "in range",
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* that's the set with:
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* 0 <= x + (fx-center) && x + (fx-center) < width &&
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* 0 <= y + (fy-center) && y + (fy-center) < height
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*
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* 0 <= x + (fx - center) x + fx - center < width
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* center - x <= fx fx < width + center - x
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*/
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fx_start = center - x;
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if (fx_start < 0) fx_start = 0;
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fx_end = width + center - x;
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if (fx_end > g_size) fx_end = g_size;
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fy_start = center - y;
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if (fy_start < 0) fy_start = 0;
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fy_end = height + center - y;
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if (fy_end > g_size) fy_end = g_size;
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g_line = g_line + fy_start * g_size + fx_start;
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v = 0;
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for (fy = fy_start; fy < fy_end; fy++) {
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g_data = g_line;
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g_line += g_size;
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for (fx = fx_start; fx < fx_end; fx++) {
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v += *g_data++;
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}
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}
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if (v > 1) v = 1;
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return ((unsigned char) (v * opacity * 255.0));
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}
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/* precompute shadow corners and sides
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to save time for large windows */
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static void
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presum_gaussian(conv *map) {
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int center = map->size / 2;
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int opacity, x, y;
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cgsize = map->size;
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if (shadow_corner) free((void *)shadow_corner);
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if (shadow_top) free((void *)shadow_top);
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shadow_corner = (unsigned char *)(malloc((cgsize + 1) * (cgsize + 1) * 26));
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shadow_top = (unsigned char *)(malloc((cgsize + 1) * 26));
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for (x = 0; x <= cgsize; x++) {
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shadow_top[25 * (cgsize + 1) + x] =
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sum_gaussian(map, 1, x - center, center, cgsize * 2, cgsize * 2);
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for (opacity = 0; opacity < 25; opacity++) {
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shadow_top[opacity * (cgsize + 1) + x] =
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shadow_top[25 * (cgsize + 1) + x] * opacity / 25;
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}
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for (y = 0; y <= x; y++) {
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shadow_corner[25 * (cgsize + 1) * (cgsize + 1) + y * (cgsize + 1) + x]
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= sum_gaussian(map, 1, x - center, y - center, cgsize * 2, cgsize * 2);
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shadow_corner[25 * (cgsize + 1) * (cgsize + 1) + x * (cgsize + 1) + y]
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= shadow_corner[25 * (cgsize + 1) * (cgsize + 1) + y * (cgsize + 1) + x];
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for (opacity = 0; opacity < 25; opacity++) {
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shadow_corner[opacity * (cgsize + 1) * (cgsize + 1)
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+ y * (cgsize + 1) + x]
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= shadow_corner[opacity * (cgsize + 1) * (cgsize + 1)
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+ x * (cgsize + 1) + y]
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= shadow_corner[25 * (cgsize + 1) * (cgsize + 1)
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+ y * (cgsize + 1) + x] * opacity / 25;
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}
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}
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}
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}
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static XImage *
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make_shadow(Display *dpy, double opacity,
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int width, int height) {
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XImage *ximage;
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unsigned char *data;
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int gsize = gaussian_map->size;
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int ylimit, xlimit;
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int swidth = width + gsize;
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int sheight = height + gsize;
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int center = gsize / 2;
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int x, y;
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unsigned char d;
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int x_diff;
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int opacity_int = (int)(opacity * 25);
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data = malloc(swidth * sheight * sizeof(unsigned char));
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if (!data) return 0;
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ximage = XCreateImage(
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dpy, DefaultVisual(dpy, DefaultScreen(dpy)), 8,
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ZPixmap, 0, (char *) data, swidth, sheight, 8,
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swidth * sizeof(unsigned char));
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if (!ximage) {
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free(data);
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return 0;
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}
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/*
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* Build the gaussian in sections
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*/
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/*
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* center (fill the complete data array)
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*/
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// If options.clear_shadow is enabled and the border & corner shadow (which
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// later will be filled) could entirely cover the area of the shadow
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// that will be displayed, do not bother filling other pixels. If it
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// can't, we must fill the other pixels here.
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if (!(options.clear_shadow && options.shadow_offset_x <= 0 && options.shadow_offset_x >= -cgsize
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&& options.shadow_offset_y <= 0 && options.shadow_offset_y >= -cgsize)) {
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if (cgsize > 0) {
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d = shadow_top[opacity_int * (cgsize + 1) + cgsize];
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} else {
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d = sum_gaussian(gaussian_map,
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opacity, center, center, width, height);
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}
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memset(data, d, sheight * swidth);
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}
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/*
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* corners
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*/
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ylimit = gsize;
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if (ylimit > sheight / 2) ylimit = (sheight + 1) / 2;
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xlimit = gsize;
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if (xlimit > swidth / 2) xlimit = (swidth + 1) / 2;
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for (y = 0; y < ylimit; y++) {
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for (x = 0; x < xlimit; x++) {
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if (xlimit == cgsize && ylimit == cgsize) {
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d = shadow_corner[opacity_int * (cgsize + 1) * (cgsize + 1)
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+ y * (cgsize + 1) + x];
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} else {
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d = sum_gaussian(gaussian_map,
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opacity, x - center, y - center, width, height);
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}
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data[y * swidth + x] = d;
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data[(sheight - y - 1) * swidth + x] = d;
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data[(sheight - y - 1) * swidth + (swidth - x - 1)] = d;
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data[y * swidth + (swidth - x - 1)] = d;
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}
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}
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/*
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* top/bottom
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*/
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x_diff = swidth - (gsize * 2);
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if (x_diff > 0 && ylimit > 0) {
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for (y = 0; y < ylimit; y++) {
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if (ylimit == cgsize) {
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d = shadow_top[opacity_int * (cgsize + 1) + y];
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} else {
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d = sum_gaussian(gaussian_map,
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opacity, center, y - center, width, height);
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}
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memset(&data[y * swidth + gsize], d, x_diff);
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memset(&data[(sheight - y - 1) * swidth + gsize], d, x_diff);
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}
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}
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/*
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* sides
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*/
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for (x = 0; x < xlimit; x++) {
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if (xlimit == cgsize) {
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d = shadow_top[opacity_int * (cgsize + 1) + x];
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} else {
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d = sum_gaussian(gaussian_map,
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opacity, x - center, center, width, height);
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}
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for (y = gsize; y < sheight - gsize; y++) {
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data[y * swidth + x] = d;
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data[y * swidth + (swidth - x - 1)] = d;
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}
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}
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if (options.clear_shadow) {
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// Clear the region in the shadow that the window would cover based
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// on shadow_offset_{x,y} user provides
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int xstart = normalize_i_range(- (int) options.shadow_offset_x, 0, swidth);
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int xrange = normalize_i_range(width - (int) options.shadow_offset_x,
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0, swidth) - xstart;
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int ystart = normalize_i_range(- (int) options.shadow_offset_y, 0, sheight);
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int yend = normalize_i_range(height - (int) options.shadow_offset_y,
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0, sheight);
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int y;
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for (y = ystart; y < yend; y++) {
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memset(&data[y * swidth + xstart], 0, xrange);
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}
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}
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return ximage;
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}
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static Picture
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shadow_picture(Display *dpy, double opacity, int width, int height) {
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XImage *shadow_image;
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Pixmap shadow_pixmap;
|
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Picture shadow_picture;
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GC gc;
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shadow_image = make_shadow(dpy, opacity, width, height);
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if (!shadow_image) return None;
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shadow_pixmap = XCreatePixmap(dpy, root,
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shadow_image->width, shadow_image->height, 8);
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if (!shadow_pixmap) {
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XDestroyImage(shadow_image);
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return None;
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}
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shadow_picture = XRenderCreatePicture(dpy, shadow_pixmap,
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XRenderFindStandardFormat(dpy, PictStandardA8), 0, 0);
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if (!shadow_picture) {
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XDestroyImage(shadow_image);
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XFreePixmap(dpy, shadow_pixmap);
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return None;
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}
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|
|
|
gc = XCreateGC(dpy, shadow_pixmap, 0, 0);
|
|
if (!gc) {
|
|
XDestroyImage(shadow_image);
|
|
XFreePixmap(dpy, shadow_pixmap);
|
|
XRenderFreePicture(dpy, shadow_picture);
|
|
return None;
|
|
}
|
|
|
|
XPutImage(
|
|
dpy, shadow_pixmap, gc, shadow_image, 0, 0, 0, 0,
|
|
shadow_image->width, shadow_image->height);
|
|
|
|
XFreeGC(dpy, gc);
|
|
XDestroyImage(shadow_image);
|
|
XFreePixmap(dpy, shadow_pixmap);
|
|
|
|
return shadow_picture;
|
|
}
|
|
|
|
static Picture
|
|
solid_picture(Display *dpy, Bool argb, double a,
|
|
double r, double g, double b) {
|
|
Pixmap pixmap;
|
|
Picture picture;
|
|
XRenderPictureAttributes pa;
|
|
XRenderColor c;
|
|
|
|
pixmap = XCreatePixmap(dpy, root, 1, 1, argb ? 32 : 8);
|
|
|
|
if (!pixmap) return None;
|
|
|
|
pa.repeat = True;
|
|
picture = XRenderCreatePicture(dpy, pixmap,
|
|
XRenderFindStandardFormat(dpy, argb
|
|
? PictStandardARGB32 : PictStandardA8),
|
|
CPRepeat,
|
|
&pa);
|
|
|
|
if (!picture) {
|
|
XFreePixmap(dpy, pixmap);
|
|
return None;
|
|
}
|
|
|
|
c.alpha = a * 0xffff;
|
|
c.red = r * 0xffff;
|
|
c.green = g * 0xffff;
|
|
c.blue = b * 0xffff;
|
|
|
|
XRenderFillRectangle(dpy, PictOpSrc, picture, &c, 0, 0, 1, 1);
|
|
XFreePixmap(dpy, pixmap);
|
|
|
|
return picture;
|
|
}
|
|
|
|
/**
|
|
* Errors
|
|
*/
|
|
|
|
static void
|
|
discard_ignore(Display *dpy, unsigned long sequence) {
|
|
while (ignore_head) {
|
|
if ((long) (sequence - ignore_head->sequence) > 0) {
|
|
ignore *next = ignore_head->next;
|
|
free(ignore_head);
|
|
ignore_head = next;
|
|
if (!ignore_head) {
|
|
ignore_tail = &ignore_head;
|
|
}
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
set_ignore(Display *dpy, unsigned long sequence) {
|
|
ignore *i = malloc(sizeof(ignore));
|
|
if (!i) return;
|
|
|
|
i->sequence = sequence;
|
|
i->next = 0;
|
|
*ignore_tail = i;
|
|
ignore_tail = &i->next;
|
|
}
|
|
|
|
static int
|
|
should_ignore(Display *dpy, unsigned long sequence) {
|
|
discard_ignore(dpy, sequence);
|
|
return ignore_head && ignore_head->sequence == sequence;
|
|
}
|
|
|
|
/**
|
|
* Windows
|
|
*/
|
|
|
|
/**
|
|
* Match a window against a single window condition.
|
|
*
|
|
* @return true if matched, false otherwise.
|
|
*/
|
|
static bool
|
|
win_match_once(win *w, const wincond *cond) {
|
|
const char *target;
|
|
bool matched = false;
|
|
|
|
#ifdef DEBUG_WINMATCH
|
|
printf("win_match_once(%#010lx \"%s\"): cond = %p", w->id, w->name,
|
|
cond);
|
|
#endif
|
|
|
|
// Determine the target
|
|
target = NULL;
|
|
switch (cond->target) {
|
|
case CONDTGT_NAME:
|
|
target = w->name;
|
|
break;
|
|
case CONDTGT_CLASSI:
|
|
target = w->class_instance;
|
|
break;
|
|
case CONDTGT_CLASSG:
|
|
target = w->class_general;
|
|
break;
|
|
}
|
|
|
|
if (!target) {
|
|
#ifdef DEBUG_WINMATCH
|
|
printf(": Target not found\n");
|
|
#endif
|
|
return false;
|
|
}
|
|
|
|
// Determine pattern type and match
|
|
switch (cond->type) {
|
|
case CONDTP_EXACT:
|
|
if (cond->flags & CONDF_IGNORECASE)
|
|
matched = !strcasecmp(target, cond->pattern);
|
|
else
|
|
matched = !strcmp(target, cond->pattern);
|
|
break;
|
|
case CONDTP_ANYWHERE:
|
|
if (cond->flags & CONDF_IGNORECASE)
|
|
matched = strcasestr(target, cond->pattern);
|
|
else
|
|
matched = strstr(target, cond->pattern);
|
|
break;
|
|
case CONDTP_FROMSTART:
|
|
if (cond->flags & CONDF_IGNORECASE)
|
|
matched = !strncasecmp(target, cond->pattern,
|
|
strlen(cond->pattern));
|
|
else
|
|
matched = !strncmp(target, cond->pattern,
|
|
strlen(cond->pattern));
|
|
break;
|
|
case CONDTP_WILDCARD:
|
|
{
|
|
int flags = 0;
|
|
if (cond->flags & CONDF_IGNORECASE)
|
|
flags = FNM_CASEFOLD;
|
|
matched = !fnmatch(cond->pattern, target, flags);
|
|
}
|
|
break;
|
|
case CONDTP_REGEX_PCRE:
|
|
#ifdef CONFIG_REGEX_PCRE
|
|
matched = (pcre_exec(cond->regex_pcre, cond->regex_pcre_extra,
|
|
target, strlen(target), 0, 0, NULL, 0) >= 0);
|
|
#endif
|
|
break;
|
|
}
|
|
|
|
#ifdef DEBUG_WINMATCH
|
|
printf(", matched = %d\n", matched);
|
|
#endif
|
|
|
|
return matched;
|
|
}
|
|
|
|
/**
|
|
* Match a window against a condition linked list.
|
|
*
|
|
* @param cache a place to cache the last matched condition
|
|
* @return true if matched, false otherwise.
|
|
*/
|
|
static bool
|
|
win_match(win *w, wincond *condlst, wincond **cache) {
|
|
// Check if the cached entry matches firstly
|
|
if (cache && *cache && win_match_once(w, *cache))
|
|
return true;
|
|
|
|
// Then go through the whole linked list
|
|
for (; condlst; condlst = condlst->next) {
|
|
if (win_match_once(w, condlst)) {
|
|
*cache = condlst;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Add a pattern to a condition linked list.
|
|
*/
|
|
static Bool
|
|
condlst_add(wincond **pcondlst, const char *pattern) {
|
|
if (!pattern)
|
|
return False;
|
|
|
|
unsigned plen = strlen(pattern);
|
|
wincond *cond;
|
|
const char *pos;
|
|
|
|
if (plen < 4 || ':' != pattern[1] || !strchr(pattern + 2, ':')) {
|
|
printf("Pattern \"%s\": Format invalid.\n", pattern);
|
|
return False;
|
|
}
|
|
|
|
// Allocate memory for the new condition
|
|
cond = malloc(sizeof(wincond));
|
|
|
|
// Determine the pattern target
|
|
switch (pattern[0]) {
|
|
case 'n':
|
|
cond->target = CONDTGT_NAME;
|
|
break;
|
|
case 'i':
|
|
cond->target = CONDTGT_CLASSI;
|
|
break;
|
|
case 'g':
|
|
cond->target = CONDTGT_CLASSG;
|
|
break;
|
|
default:
|
|
printf("Pattern \"%s\": Target \"%c\" invalid.\n",
|
|
pattern, pattern[0]);
|
|
free(cond);
|
|
return False;
|
|
}
|
|
|
|
// Determine the pattern type
|
|
switch (pattern[2]) {
|
|
case 'e':
|
|
cond->type = CONDTP_EXACT;
|
|
break;
|
|
case 'a':
|
|
cond->type = CONDTP_ANYWHERE;
|
|
break;
|
|
case 's':
|
|
cond->type = CONDTP_FROMSTART;
|
|
break;
|
|
case 'w':
|
|
cond->type = CONDTP_WILDCARD;
|
|
break;
|
|
#ifdef CONFIG_REGEX_PCRE
|
|
case 'p':
|
|
cond->type = CONDTP_REGEX_PCRE;
|
|
break;
|
|
#endif
|
|
default:
|
|
printf("Pattern \"%s\": Type \"%c\" invalid.\n",
|
|
pattern, pattern[2]);
|
|
free(cond);
|
|
return False;
|
|
}
|
|
|
|
// Determine the pattern flags
|
|
pos = &pattern[3];
|
|
cond->flags = 0;
|
|
while (':' != *pos) {
|
|
switch (*pos) {
|
|
case 'i':
|
|
cond->flags |= CONDF_IGNORECASE;
|
|
break;
|
|
default:
|
|
printf("Pattern \"%s\": Flag \"%c\" invalid.\n",
|
|
pattern, *pos);
|
|
break;
|
|
}
|
|
++pos;
|
|
}
|
|
|
|
// Copy the pattern
|
|
++pos;
|
|
cond->pattern = NULL;
|
|
#ifdef CONFIG_REGEX_PCRE
|
|
cond->regex_pcre = NULL;
|
|
cond->regex_pcre_extra = NULL;
|
|
#endif
|
|
if (CONDTP_REGEX_PCRE == cond->type) {
|
|
#ifdef CONFIG_REGEX_PCRE
|
|
const char *error = NULL;
|
|
int erroffset = 0;
|
|
int options = 0;
|
|
|
|
if (cond->flags & CONDF_IGNORECASE)
|
|
options |= PCRE_CASELESS;
|
|
|
|
cond->regex_pcre = pcre_compile(pos, options, &error, &erroffset,
|
|
NULL);
|
|
if (!cond->regex_pcre) {
|
|
printf("Pattern \"%s\": PCRE regular expression parsing failed on "
|
|
"offset %d: %s\n", pattern, erroffset, error);
|
|
free(cond);
|
|
return False;
|
|
}
|
|
#ifdef CONFIG_REGEX_PCRE_JIT
|
|
cond->regex_pcre_extra = pcre_study(cond->regex_pcre, PCRE_STUDY_JIT_COMPILE, &error);
|
|
if (!cond->regex_pcre_extra) {
|
|
printf("Pattern \"%s\": PCRE regular expression study failed: %s",
|
|
pattern, error);
|
|
}
|
|
#endif
|
|
#endif
|
|
}
|
|
else {
|
|
cond->pattern = mstrcpy(pos);
|
|
}
|
|
|
|
// Insert it into the linked list
|
|
cond->next = *pcondlst;
|
|
*pcondlst = cond;
|
|
|
|
return True;
|
|
}
|
|
|
|
static long
|
|
determine_evmask(Display *dpy, Window wid, win_evmode_t mode) {
|
|
long evmask = NoEventMask;
|
|
|
|
if (WIN_EVMODE_FRAME == mode || find_win(dpy, wid)) {
|
|
evmask |= PropertyChangeMask;
|
|
if (options.track_focus) evmask |= FocusChangeMask;
|
|
}
|
|
|
|
if (WIN_EVMODE_CLIENT == mode || find_toplevel(dpy, wid)) {
|
|
if (options.frame_opacity || options.track_wdata)
|
|
evmask |= PropertyChangeMask;
|
|
}
|
|
|
|
return evmask;
|
|
}
|
|
|
|
static win *
|
|
find_win(Display *dpy, Window id) {
|
|
win *w;
|
|
|
|
for (w = list; w; w = w->next) {
|
|
if (w->id == id && !w->destroyed)
|
|
return w;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Find out the WM frame of a client window using existing data.
|
|
*
|
|
* @param dpy display to use
|
|
* @param w window ID
|
|
* @return struct _win object of the found window, NULL if not found
|
|
*/
|
|
static win *
|
|
find_toplevel(Display *dpy, Window id) {
|
|
win *w;
|
|
|
|
for (w = list; w; w = w->next) {
|
|
if (w->client_win == id && !w->destroyed)
|
|
return w;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* Find out the WM frame of a client window by querying X.
|
|
*
|
|
* @param dpy display to use
|
|
* @param w window ID
|
|
* @return struct _win object of the found window, NULL if not found
|
|
*/
|
|
static win *
|
|
find_toplevel2(Display *dpy, Window wid) {
|
|
win *w = NULL;
|
|
|
|
// We traverse through its ancestors to find out the frame
|
|
while (wid && wid != root && !(w = find_win(dpy, wid))) {
|
|
Window troot;
|
|
Window parent;
|
|
Window *tchildren;
|
|
unsigned tnchildren;
|
|
|
|
// XQueryTree probably fails if you run compton when X is somehow
|
|
// initializing (like add it in .xinitrc). In this case
|
|
// just leave it alone.
|
|
if (!XQueryTree(dpy, wid, &troot, &parent, &tchildren,
|
|
&tnchildren)) {
|
|
parent = 0;
|
|
break;
|
|
}
|
|
|
|
if (tchildren) XFree(tchildren);
|
|
|
|
wid = parent;
|
|
}
|
|
|
|
return w;
|
|
}
|
|
|
|
/**
|
|
* Recheck currently focused window and set its <code>w->focused</code>
|
|
* to True.
|
|
*
|
|
* @param dpy display to use
|
|
* @return struct _win of currently focused window, NULL if not found
|
|
*/
|
|
static win *
|
|
recheck_focus(Display *dpy) {
|
|
// Determine the currently focused window so we can apply appropriate
|
|
// opacity on it
|
|
Window wid = 0;
|
|
int revert_to;
|
|
win *w = NULL;
|
|
|
|
XGetInputFocus(dpy, &wid, &revert_to);
|
|
|
|
// Fallback to the old method if find_toplevel() fails
|
|
if (!(w = find_toplevel(dpy, wid))) {
|
|
w = find_toplevel2(dpy, wid);
|
|
}
|
|
|
|
// And we set the focus state and opacity here
|
|
if (w) {
|
|
set_focused(dpy, w, True);
|
|
return w;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static Picture
|
|
root_tile_f(Display *dpy) {
|
|
Picture picture;
|
|
Atom actual_type;
|
|
Pixmap pixmap;
|
|
int actual_format;
|
|
unsigned long nitems;
|
|
unsigned long bytes_after;
|
|
unsigned char *prop;
|
|
Bool fill;
|
|
XRenderPictureAttributes pa;
|
|
int p;
|
|
|
|
pixmap = None;
|
|
|
|
for (p = 0; background_props[p]; p++) {
|
|
prop = NULL;
|
|
if (XGetWindowProperty(dpy, root,
|
|
XInternAtom(dpy, background_props[p], False),
|
|
0, 4, False, AnyPropertyType, &actual_type,
|
|
&actual_format, &nitems, &bytes_after, &prop
|
|
) == Success
|
|
&& actual_type == XInternAtom(dpy, "PIXMAP", False)
|
|
&& actual_format == 32 && nitems == 1) {
|
|
memcpy(&pixmap, prop, 4);
|
|
XFree(prop);
|
|
fill = False;
|
|
break;
|
|
} else if (prop)
|
|
XFree(prop);
|
|
}
|
|
|
|
if (!pixmap) {
|
|
pixmap = XCreatePixmap(dpy, root, 1, 1, DefaultDepth(dpy, scr));
|
|
fill = True;
|
|
}
|
|
|
|
pa.repeat = True;
|
|
picture = XRenderCreatePicture(
|
|
dpy, pixmap, XRenderFindVisualFormat(dpy, DefaultVisual(dpy, scr)),
|
|
CPRepeat, &pa);
|
|
|
|
if (fill) {
|
|
XRenderColor c;
|
|
|
|
c.red = c.green = c.blue = 0x8080;
|
|
c.alpha = 0xffff;
|
|
XRenderFillRectangle(
|
|
dpy, PictOpSrc, picture, &c, 0, 0, 1, 1);
|
|
}
|
|
|
|
return picture;
|
|
}
|
|
|
|
static void
|
|
paint_root(Display *dpy) {
|
|
if (!root_tile) {
|
|
root_tile = root_tile_f(dpy);
|
|
}
|
|
|
|
XRenderComposite(
|
|
dpy, PictOpSrc, root_tile, None,
|
|
root_buffer, 0, 0, 0, 0, 0, 0,
|
|
root_width, root_height);
|
|
}
|
|
|
|
/**
|
|
* Get a rectangular region a window (and possibly its shadow) occupies.
|
|
*
|
|
* Note w->shadow and shadow geometry must be correct before calling this
|
|
* function.
|
|
*/
|
|
static XserverRegion
|
|
win_extents(Display *dpy, win *w) {
|
|
XRectangle r;
|
|
|
|
r.x = w->a.x;
|
|
r.y = w->a.y;
|
|
r.width = w->widthb;
|
|
r.height = w->heightb;
|
|
|
|
if (w->shadow) {
|
|
XRectangle sr;
|
|
|
|
sr.x = w->a.x + w->shadow_dx;
|
|
sr.y = w->a.y + w->shadow_dy;
|
|
sr.width = w->shadow_width;
|
|
sr.height = w->shadow_height;
|
|
|
|
if (sr.x < r.x) {
|
|
r.width = (r.x + r.width) - sr.x;
|
|
r.x = sr.x;
|
|
}
|
|
|
|
if (sr.y < r.y) {
|
|
r.height = (r.y + r.height) - sr.y;
|
|
r.y = sr.y;
|
|
}
|
|
|
|
if (sr.x + sr.width > r.x + r.width) {
|
|
r.width = sr.x + sr.width - r.x;
|
|
}
|
|
|
|
if (sr.y + sr.height > r.y + r.height) {
|
|
r.height = sr.y + sr.height - r.y;
|
|
}
|
|
}
|
|
|
|
return XFixesCreateRegion(dpy, &r, 1);
|
|
}
|
|
|
|
static XserverRegion
|
|
border_size(Display *dpy, win *w) {
|
|
XserverRegion border;
|
|
|
|
/*
|
|
* if window doesn't exist anymore, this will generate an error
|
|
* as well as not generate a region. Perhaps a better XFixes
|
|
* architecture would be to have a request that copies instead
|
|
* of creates, that way you'd just end up with an empty region
|
|
* instead of an invalid XID.
|
|
*/
|
|
|
|
border = XFixesCreateRegionFromWindow(
|
|
dpy, w->id, WindowRegionBounding);
|
|
|
|
/* translate this */
|
|
XFixesTranslateRegion(dpy, border,
|
|
w->a.x + w->a.border_width,
|
|
w->a.y + w->a.border_width);
|
|
|
|
return border;
|
|
}
|
|
|
|
static Window
|
|
find_client_win(Display *dpy, Window w) {
|
|
if (win_has_attr(dpy, w, client_atom)) {
|
|
return w;
|
|
}
|
|
|
|
Window *children;
|
|
unsigned int nchildren;
|
|
unsigned int i;
|
|
Window ret = 0;
|
|
|
|
if (!win_get_children(dpy, w, &children, &nchildren)) {
|
|
return 0;
|
|
}
|
|
|
|
for (i = 0; i < nchildren; ++i) {
|
|
if ((ret = find_client_win(dpy, children[i])))
|
|
break;
|
|
}
|
|
|
|
XFree(children);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
get_frame_extents(Display *dpy, win *w, Window client) {
|
|
long *extents;
|
|
Atom type;
|
|
int format;
|
|
unsigned long nitems, after;
|
|
unsigned char *data = NULL;
|
|
int result;
|
|
|
|
w->left_width = 0;
|
|
w->right_width = 0;
|
|
w->top_width = 0;
|
|
w->bottom_width = 0;
|
|
|
|
result = XGetWindowProperty(
|
|
dpy, client, frame_extents_atom,
|
|
0L, 4L, False, AnyPropertyType,
|
|
&type, &format, &nitems, &after,
|
|
&data);
|
|
|
|
if (result == Success) {
|
|
if (nitems == 4 && after == 0) {
|
|
extents = (long *) data;
|
|
w->left_width = extents[0];
|
|
w->right_width = extents[1];
|
|
w->top_width = extents[2];
|
|
w->bottom_width = extents[3];
|
|
}
|
|
XFree(data);
|
|
}
|
|
}
|
|
|
|
static win *
|
|
paint_preprocess(Display *dpy, win *list) {
|
|
win *w;
|
|
win *t = NULL, *next = NULL;
|
|
// Sounds like the timeout in poll() frequently does not work
|
|
// accurately, asking it to wait to 20ms, and often it would wait for
|
|
// 19ms, so the step value has to be rounded.
|
|
unsigned steps = roundl((double) (get_time_in_milliseconds() - fade_time) / options.fade_delta);
|
|
|
|
// Reset fade_time
|
|
fade_time = get_time_in_milliseconds();
|
|
|
|
for (w = list; w; w = next) {
|
|
// In case calling the fade callback function destroys this window
|
|
next = w->next;
|
|
opacity_t opacity_old = w->opacity;
|
|
|
|
#if CAN_DO_USABLE
|
|
if (!w->usable) continue;
|
|
#endif
|
|
|
|
// Run fading
|
|
run_fade(dpy, w, steps);
|
|
|
|
// Give up if it's not damaged or invisible
|
|
if (!w->damaged
|
|
|| w->a.x + w->a.width < 1 || w->a.y + w->a.height < 1
|
|
|| w->a.x >= root_width || w->a.y >= root_height) {
|
|
check_fade_fin(dpy, w);
|
|
continue;
|
|
}
|
|
|
|
// If opacity changes
|
|
if (w->opacity != opacity_old) {
|
|
determine_mode(dpy, w);
|
|
add_damage_win(dpy, w);
|
|
}
|
|
|
|
if (!w->opacity) {
|
|
check_fade_fin(dpy, w);
|
|
continue;
|
|
}
|
|
|
|
// Fetch the picture and pixmap if needed
|
|
if (!w->picture) {
|
|
XRenderPictureAttributes pa;
|
|
XRenderPictFormat *format;
|
|
Drawable draw = w->id;
|
|
|
|
#if HAS_NAME_WINDOW_PIXMAP
|
|
if (has_name_pixmap && !w->pixmap) {
|
|
set_ignore(dpy, NextRequest(dpy));
|
|
w->pixmap = XCompositeNameWindowPixmap(dpy, w->id);
|
|
}
|
|
if (w->pixmap) draw = w->pixmap;
|
|
#endif
|
|
|
|
format = XRenderFindVisualFormat(dpy, w->a.visual);
|
|
pa.subwindow_mode = IncludeInferiors;
|
|
w->picture = XRenderCreatePicture(
|
|
dpy, draw, format, CPSubwindowMode, &pa);
|
|
}
|
|
|
|
// Fetch bounding region and extents if needed
|
|
if (!w->border_size) {
|
|
w->border_size = border_size(dpy, w);
|
|
}
|
|
|
|
if (!w->extents) {
|
|
w->extents = win_extents(dpy, w);
|
|
// If w->extents does not exist, the previous add_damage_win()
|
|
// call when opacity changes has no effect, so redo it here.
|
|
if (w->opacity != opacity_old)
|
|
add_damage_win(dpy, w);
|
|
}
|
|
|
|
// Rebuild alpha_pict only if necessary
|
|
if (OPAQUE != w->opacity
|
|
&& (!w->alpha_pict || w->opacity != w->opacity_cur)) {
|
|
free_picture(dpy, &w->alpha_pict);
|
|
w->alpha_pict = solid_picture(
|
|
dpy, False, get_opacity_percent(dpy, w), 0, 0, 0);
|
|
w->opacity_cur = w->opacity;
|
|
}
|
|
|
|
// Calculate options.frame_opacity
|
|
if (options.frame_opacity && 1.0 != options.frame_opacity && w->top_width)
|
|
w->frame_opacity = get_opacity_percent(dpy, w) * options.frame_opacity;
|
|
else
|
|
w->frame_opacity = 0.0;
|
|
|
|
// Rebuild frame_alpha_pict only if necessary
|
|
if (w->frame_opacity
|
|
&& (!w->frame_alpha_pict
|
|
|| w->frame_opacity != w->frame_opacity_cur)) {
|
|
free_picture(dpy, &w->frame_alpha_pict);
|
|
w->frame_alpha_pict = solid_picture(
|
|
dpy, False, w->frame_opacity, 0, 0, 0);
|
|
w->frame_opacity_cur = w->frame_opacity;
|
|
}
|
|
|
|
// Calculate shadow opacity
|
|
if (w->frame_opacity)
|
|
w->shadow_opacity = options.shadow_opacity * w->frame_opacity;
|
|
else
|
|
w->shadow_opacity = options.shadow_opacity * get_opacity_percent(dpy, w);
|
|
|
|
// Rebuild shadow_pict if necessary
|
|
if (w->flags & WFLAG_SIZE_CHANGE)
|
|
free_picture(dpy, &w->shadow_pict);
|
|
|
|
if (w->shadow
|
|
&& (!w->shadow_pict
|
|
|| w->shadow_opacity != w->shadow_opacity_cur)) {
|
|
free_picture(dpy, &w->shadow_pict);
|
|
w->shadow_pict = shadow_picture(dpy, w->shadow_opacity,
|
|
w->widthb, w->heightb);
|
|
w->shadow_opacity_cur = w->shadow_opacity;
|
|
}
|
|
|
|
// Reset flags
|
|
w->flags = 0;
|
|
|
|
w->prev_trans = t;
|
|
t = w;
|
|
}
|
|
|
|
return t;
|
|
}
|
|
|
|
static void
|
|
paint_all(Display *dpy, XserverRegion region, win *t) {
|
|
win *w;
|
|
|
|
if (!region) {
|
|
region = get_screen_region(dpy);
|
|
}
|
|
|
|
#ifdef MONITOR_REPAINT
|
|
root_buffer = root_picture;
|
|
#else
|
|
if (!root_buffer) {
|
|
Pixmap root_pixmap = XCreatePixmap(
|
|
dpy, root, root_width, root_height,
|
|
DefaultDepth(dpy, scr));
|
|
|
|
root_buffer = XRenderCreatePicture(dpy, root_pixmap,
|
|
XRenderFindVisualFormat(dpy, DefaultVisual(dpy, scr)),
|
|
0, 0);
|
|
|
|
XFreePixmap(dpy, root_pixmap);
|
|
}
|
|
#endif
|
|
|
|
XFixesSetPictureClipRegion(dpy, root_picture, 0, 0, region);
|
|
|
|
#ifdef MONITOR_REPAINT
|
|
XRenderComposite(
|
|
dpy, PictOpSrc, black_picture, None,
|
|
root_picture, 0, 0, 0, 0, 0, 0,
|
|
root_width, root_height);
|
|
#endif
|
|
|
|
paint_root(dpy);
|
|
|
|
#ifdef DEBUG_REPAINT
|
|
printf("paint:");
|
|
#endif
|
|
|
|
for (w = t; w; w = w->prev_trans) {
|
|
int x, y, wid, hei;
|
|
|
|
#if HAS_NAME_WINDOW_PIXMAP
|
|
x = w->a.x;
|
|
y = w->a.y;
|
|
wid = w->widthb;
|
|
hei = w->heightb;
|
|
#else
|
|
x = w->a.x + w->a.border_width;
|
|
y = w->a.y + w->a.border_width;
|
|
wid = w->a.width;
|
|
hei = w->a.height;
|
|
#endif
|
|
|
|
#ifdef DEBUG_REPAINT
|
|
printf(" %#010lx", w->id);
|
|
#endif
|
|
|
|
// Allow shadow to be painted anywhere in the damaged region
|
|
XFixesSetPictureClipRegion(dpy, root_buffer, 0, 0, region);
|
|
|
|
// Painting shadow
|
|
if (w->shadow) {
|
|
XRenderComposite(
|
|
dpy, PictOpOver, cshadow_picture, w->shadow_pict,
|
|
root_buffer, 0, 0, 0, 0,
|
|
w->a.x + w->shadow_dx, w->a.y + w->shadow_dy,
|
|
w->shadow_width, w->shadow_height);
|
|
}
|
|
|
|
// The window only could be painted in its bounding region
|
|
XserverRegion paint_reg = XFixesCreateRegion(dpy, NULL, 0);
|
|
XFixesIntersectRegion(dpy, paint_reg, region, w->border_size);
|
|
XFixesSetPictureClipRegion(dpy, root_buffer, 0, 0, paint_reg);
|
|
|
|
Picture alpha_mask = (OPAQUE == w->opacity ? None: w->alpha_pict);
|
|
int op = (w->mode == WINDOW_SOLID ? PictOpSrc: PictOpOver);
|
|
|
|
// Painting the window
|
|
if (!w->frame_opacity) {
|
|
XRenderComposite(dpy, op, w->picture, alpha_mask,
|
|
root_buffer, 0, 0, 0, 0, x, y, wid, hei);
|
|
}
|
|
else {
|
|
unsigned int t = w->top_width;
|
|
unsigned int l = w->left_width;
|
|
unsigned int b = w->bottom_width;
|
|
unsigned int r = w->right_width;
|
|
|
|
/* top */
|
|
XRenderComposite(
|
|
dpy, PictOpOver, w->picture, w->frame_alpha_pict, root_buffer,
|
|
0, 0, 0, 0, x, y, wid, t);
|
|
|
|
/* left */
|
|
XRenderComposite(
|
|
dpy, PictOpOver, w->picture, w->frame_alpha_pict, root_buffer,
|
|
0, t, 0, t, x, y + t, l, hei - t);
|
|
|
|
/* bottom */
|
|
XRenderComposite(
|
|
dpy, PictOpOver, w->picture, w->frame_alpha_pict, root_buffer,
|
|
l, hei - b, l, hei - b, x + l, y + hei - b, wid - l - r, b);
|
|
|
|
/* right */
|
|
XRenderComposite(
|
|
dpy, PictOpOver, w->picture, w->frame_alpha_pict, root_buffer,
|
|
wid - r, t, wid - r, t, x + wid - r, y + t, r, hei - t);
|
|
|
|
/* body */
|
|
XRenderComposite(
|
|
dpy, op, w->picture, alpha_mask, root_buffer,
|
|
l, t, l, t, x + l, y + t, wid - l - r, hei - t - b);
|
|
|
|
}
|
|
|
|
// Dimming the window if needed
|
|
if (w->dim) {
|
|
XRenderComposite(dpy, PictOpOver, dim_picture, None,
|
|
root_buffer, 0, 0, 0, 0, x, y, wid, hei);
|
|
}
|
|
|
|
XFixesDestroyRegion(dpy, paint_reg);
|
|
|
|
check_fade_fin(dpy, w);
|
|
}
|
|
|
|
#ifdef DEBUG_REPAINT
|
|
printf("\n");
|
|
fflush(stdout);
|
|
#endif
|
|
|
|
XFixesDestroyRegion(dpy, region);
|
|
|
|
if (root_buffer != root_picture) {
|
|
XFixesSetPictureClipRegion(dpy, root_buffer, 0, 0, None);
|
|
XRenderComposite(
|
|
dpy, PictOpSrc, root_buffer, None,
|
|
root_picture, 0, 0, 0, 0,
|
|
0, 0, root_width, root_height);
|
|
}
|
|
}
|
|
|
|
static void
|
|
add_damage(Display *dpy, XserverRegion damage) {
|
|
if (all_damage) {
|
|
XFixesUnionRegion(dpy, all_damage, all_damage, damage);
|
|
XFixesDestroyRegion(dpy, damage);
|
|
} else {
|
|
all_damage = damage;
|
|
}
|
|
}
|
|
|
|
static void
|
|
repair_win(Display *dpy, win *w) {
|
|
XserverRegion parts;
|
|
|
|
if (!w->damaged) {
|
|
parts = win_extents(dpy, w);
|
|
set_ignore(dpy, NextRequest(dpy));
|
|
XDamageSubtract(dpy, w->damage, None, None);
|
|
} else {
|
|
parts = XFixesCreateRegion(dpy, 0, 0);
|
|
set_ignore(dpy, NextRequest(dpy));
|
|
XDamageSubtract(dpy, w->damage, None, parts);
|
|
XFixesTranslateRegion(dpy, parts,
|
|
w->a.x + w->a.border_width,
|
|
w->a.y + w->a.border_width);
|
|
}
|
|
|
|
add_damage(dpy, parts);
|
|
w->damaged = 1;
|
|
}
|
|
|
|
static wintype
|
|
get_wintype_prop(Display *dpy, Window wid) {
|
|
Atom actual;
|
|
int format;
|
|
unsigned long n = 0, left, i;
|
|
long *data = NULL;
|
|
int j;
|
|
|
|
set_ignore(dpy, NextRequest(dpy));
|
|
if (Success != XGetWindowProperty(
|
|
dpy, wid, win_type_atom, 0L, 32L, False, XA_ATOM,
|
|
&actual, &format, &n, &left, (unsigned char **) &data)
|
|
|| !data || !n) {
|
|
if (data)
|
|
XFree(data);
|
|
return WINTYPE_UNKNOWN;
|
|
}
|
|
|
|
for (i = 0; i < n; ++i) {
|
|
for (j = 1; j < NUM_WINTYPES; ++j) {
|
|
if (win_type[j] == (Atom) data[i]) {
|
|
XFree(data);
|
|
return j;
|
|
}
|
|
}
|
|
}
|
|
|
|
XFree(data);
|
|
|
|
return WINTYPE_UNKNOWN;
|
|
}
|
|
|
|
static wintype
|
|
determine_wintype(Display *dpy, Window w) {
|
|
Window *children = NULL;
|
|
unsigned int nchildren, i;
|
|
wintype type;
|
|
|
|
type = get_wintype_prop(dpy, w);
|
|
if (type != WINTYPE_UNKNOWN) return type;
|
|
|
|
if (!win_get_children(dpy, w, &children, &nchildren))
|
|
return WINTYPE_UNKNOWN;
|
|
|
|
for (i = 0; i < nchildren; i++) {
|
|
type = determine_wintype(dpy, children[i]);
|
|
if (type != WINTYPE_UNKNOWN) return type;
|
|
}
|
|
|
|
if (children) {
|
|
XFree((void *)children);
|
|
}
|
|
|
|
return WINTYPE_UNKNOWN;
|
|
}
|
|
|
|
static void
|
|
map_win(Display *dpy, Window id,
|
|
unsigned long sequence, Bool fade,
|
|
Bool override_redirect) {
|
|
win *w = find_win(dpy, id);
|
|
|
|
if (!w) return;
|
|
|
|
w->focused = False;
|
|
w->a.map_state = IsViewable;
|
|
|
|
// Call XSelectInput() before reading properties so that no property
|
|
// changes are lost
|
|
XSelectInput(dpy, id, determine_evmask(dpy, id, WIN_EVMODE_FRAME));
|
|
|
|
// Notify compton when the shape of a window changes
|
|
if (shape_exists) {
|
|
XShapeSelectInput(dpy, id, ShapeNotifyMask);
|
|
}
|
|
|
|
// Detect client window here instead of in add_win() as the client
|
|
// window should have been prepared at this point
|
|
if (!w->client_win) {
|
|
Window cw = find_client_win(dpy, w->id);
|
|
#ifdef DEBUG_CLIENTWIN
|
|
printf("find_client_win(%#010lx): client %#010lx\n", w->id, cw);
|
|
#endif
|
|
if (cw) {
|
|
mark_client_win(dpy, w, cw);
|
|
}
|
|
}
|
|
else if (options.frame_opacity) {
|
|
// Refetch frame extents just in case it changes when the window is
|
|
// unmapped
|
|
get_frame_extents(dpy, w, w->client_win);
|
|
}
|
|
|
|
if (WINTYPE_UNKNOWN == w->window_type)
|
|
w->window_type = determine_wintype(dpy, w->id);
|
|
|
|
#ifdef DEBUG_WINTYPE
|
|
printf("map_win(%#010lx): type %s\n",
|
|
w->id, WINTYPES[w->window_type]);
|
|
#endif
|
|
|
|
// Get window name and class if we are tracking them
|
|
if (options.track_wdata) {
|
|
win_get_name(dpy, w);
|
|
win_get_class(dpy, w);
|
|
}
|
|
|
|
/*
|
|
* Occasionally compton does not seem able to get a FocusIn event from a
|
|
* window just mapped. I suspect it's a timing issue again when the
|
|
* XSelectInput() is called too late. We have to recheck the focused
|
|
* window here.
|
|
*/
|
|
if (options.track_focus) {
|
|
recheck_focus(dpy);
|
|
// Consider a window without client window a WM window and mark it
|
|
// focused if options.mark_wmwin_focused is on
|
|
if (options.mark_wmwin_focused && !w->client_win)
|
|
w->focused = True;
|
|
}
|
|
|
|
// Window type change could affect shadow and fade
|
|
determine_shadow(dpy, w);
|
|
determine_fade(dpy, w);
|
|
|
|
// Determine mode here just in case the colormap changes
|
|
determine_mode(dpy, w);
|
|
|
|
// Fading in
|
|
calc_opacity(dpy, w, True);
|
|
set_fade_callback(dpy, w, NULL, True);
|
|
|
|
calc_dim(dpy, w);
|
|
|
|
#if CAN_DO_USABLE
|
|
w->damage_bounds.x = w->damage_bounds.y = 0;
|
|
w->damage_bounds.width = w->damage_bounds.height = 0;
|
|
#endif
|
|
w->damaged = 1;
|
|
|
|
|
|
/* if any configure events happened while
|
|
the window was unmapped, then configure
|
|
the window to its correct place */
|
|
if (w->need_configure) {
|
|
configure_win(dpy, &w->queue_configure);
|
|
}
|
|
}
|
|
|
|
static void
|
|
finish_unmap_win(Display *dpy, win *w) {
|
|
w->damaged = 0;
|
|
#if CAN_DO_USABLE
|
|
w->usable = False;
|
|
#endif
|
|
|
|
if (w->extents != None) {
|
|
/* destroys region */
|
|
add_damage(dpy, w->extents);
|
|
w->extents = None;
|
|
}
|
|
|
|
#if HAS_NAME_WINDOW_PIXMAP
|
|
free_pixmap(dpy, &w->pixmap);
|
|
#endif
|
|
|
|
free_picture(dpy, &w->picture);
|
|
free_region(dpy, &w->border_size);
|
|
free_picture(dpy, &w->shadow_pict);
|
|
}
|
|
|
|
static void
|
|
unmap_callback(Display *dpy, win *w) {
|
|
finish_unmap_win(dpy, w);
|
|
}
|
|
|
|
static void
|
|
unmap_win(Display *dpy, Window id, Bool fade) {
|
|
win *w = find_win(dpy, id);
|
|
|
|
if (!w) return;
|
|
|
|
w->a.map_state = IsUnmapped;
|
|
|
|
// Fading out
|
|
w->opacity_tgt = 0;
|
|
set_fade_callback(dpy, w, unmap_callback, False);
|
|
|
|
// don't care about properties anymore
|
|
// Will get BadWindow if the window is destroyed
|
|
set_ignore(dpy, NextRequest(dpy));
|
|
XSelectInput(dpy, w->id, 0);
|
|
|
|
if (w->client_win) {
|
|
set_ignore(dpy, NextRequest(dpy));
|
|
XSelectInput(dpy, w->client_win, 0);
|
|
}
|
|
}
|
|
|
|
static opacity_t
|
|
get_opacity_prop(Display *dpy, win *w, opacity_t def) {
|
|
Atom actual;
|
|
int format;
|
|
unsigned long n, left;
|
|
|
|
unsigned char *data;
|
|
int result = XGetWindowProperty(
|
|
dpy, w->id, opacity_atom, 0L, 1L, False,
|
|
XA_CARDINAL, &actual, &format, &n, &left, &data);
|
|
|
|
if (result == Success && data != NULL) {
|
|
opacity_t i = *((opacity_t *) data);
|
|
XFree(data);
|
|
return i;
|
|
}
|
|
|
|
return def;
|
|
}
|
|
|
|
static double
|
|
get_opacity_percent(Display *dpy, win *w) {
|
|
return ((double) w->opacity) / OPAQUE;
|
|
}
|
|
|
|
static void
|
|
determine_mode(Display *dpy, win *w) {
|
|
int mode;
|
|
XRenderPictFormat *format;
|
|
|
|
/* if trans prop == -1 fall back on previous tests */
|
|
|
|
if (w->a.class == InputOnly) {
|
|
format = 0;
|
|
} else {
|
|
format = XRenderFindVisualFormat(dpy, w->a.visual);
|
|
}
|
|
|
|
if (format && format->type == PictTypeDirect
|
|
&& format->direct.alphaMask) {
|
|
mode = WINDOW_ARGB;
|
|
} else if (w->opacity != OPAQUE) {
|
|
mode = WINDOW_TRANS;
|
|
} else {
|
|
mode = WINDOW_SOLID;
|
|
}
|
|
|
|
w->mode = mode;
|
|
}
|
|
|
|
/**
|
|
* Calculate and set the opacity of a window.
|
|
*
|
|
* If window is inactive and options.inactive_opacity_override is set, the
|
|
* priority is: (Simulates the old behavior)
|
|
*
|
|
* options.inactive_opacity > _NET_WM_WINDOW_OPACITY (if not opaque)
|
|
* > window type default opacity
|
|
*
|
|
* Otherwise:
|
|
*
|
|
* _NET_WM_WINDOW_OPACITY (if not opaque)
|
|
* > window type default opacity (if not opaque)
|
|
* > options.inactive_opacity
|
|
*
|
|
* @param dpy X display to use
|
|
* @param w struct _win object representing the window
|
|
* @param refetch_prop whether _NET_WM_OPACITY of the window needs to be
|
|
* refetched
|
|
*/
|
|
static void
|
|
calc_opacity(Display *dpy, win *w, Bool refetch_prop) {
|
|
opacity_t opacity;
|
|
|
|
// Do nothing for unmapped window, calc_opacity() will be called
|
|
// when it's mapped
|
|
// I suppose I need not to check for IsUnviewable here?
|
|
if (IsViewable != w->a.map_state) return;
|
|
|
|
// Do not refetch the opacity window attribute unless necessary, this
|
|
// is probably an expensive operation in some cases
|
|
if (refetch_prop) {
|
|
w->opacity_prop = get_opacity_prop(dpy, w, OPAQUE);
|
|
}
|
|
|
|
if (OPAQUE == (opacity = w->opacity_prop)) {
|
|
if (1.0 != win_type_opacity[w->window_type]) {
|
|
opacity = win_type_opacity[w->window_type] * OPAQUE;
|
|
}
|
|
}
|
|
|
|
// Respect options.inactive_opacity in some cases
|
|
if (options.inactive_opacity && is_normal_win(w) && False == w->focused
|
|
&& (OPAQUE == opacity || options.inactive_opacity_override)) {
|
|
opacity = options.inactive_opacity;
|
|
}
|
|
|
|
w->opacity_tgt = opacity;
|
|
}
|
|
|
|
static void
|
|
calc_dim(Display *dpy, win *w) {
|
|
Bool dim;
|
|
|
|
if (options.inactive_dim && is_normal_win(w) && !(w->focused)) {
|
|
dim = True;
|
|
} else {
|
|
dim = False;
|
|
}
|
|
|
|
if (dim != w->dim) {
|
|
w->dim = dim;
|
|
add_damage_win(dpy, w);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Determine if a window should fade on opacity change.
|
|
*/
|
|
static void
|
|
determine_fade(Display *dpy, win *w) {
|
|
w->fade = win_type_fade[w->window_type];
|
|
}
|
|
|
|
/**
|
|
* Determine if a window should have shadow, and update things depending
|
|
* on shadow state.
|
|
*/
|
|
static void
|
|
determine_shadow(Display *dpy, win *w) {
|
|
Bool shadow_old = w->shadow;
|
|
|
|
w->shadow = (win_type_shadow[w->window_type]
|
|
&& !win_match(w, options.shadow_blacklist, &w->cache_sblst));
|
|
|
|
// Window extents need update on shadow state change
|
|
if (w->shadow != shadow_old) {
|
|
// Shadow geometry currently doesn't change on shadow state change
|
|
// calc_shadow_geometry(dpy, w);
|
|
if (w->extents) {
|
|
// Mark the old extents as damaged if the shadow is removed
|
|
if (!w->shadow)
|
|
add_damage(dpy, w->extents);
|
|
else
|
|
free_region(dpy, &w->extents);
|
|
w->extents = win_extents(dpy, w);
|
|
// Mark the new extents as damaged if the shadow is added
|
|
if (w->shadow)
|
|
add_damage_win(dpy, w);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Update cache data in struct _win that depends on window size.
|
|
*/
|
|
|
|
static void
|
|
calc_win_size(Display *dpy, win *w) {
|
|
w->widthb = w->a.width + w->a.border_width * 2;
|
|
w->heightb = w->a.height + w->a.border_width * 2;
|
|
calc_shadow_geometry(dpy, w);
|
|
w->flags |= WFLAG_SIZE_CHANGE;
|
|
}
|
|
|
|
/**
|
|
* Calculate and update geometry of the shadow of a window.
|
|
*/
|
|
static void
|
|
calc_shadow_geometry(Display *dpy, win *w) {
|
|
w->shadow_dx = options.shadow_offset_x;
|
|
w->shadow_dy = options.shadow_offset_y;
|
|
w->shadow_width = w->widthb + gaussian_map->size;
|
|
w->shadow_height = w->heightb + gaussian_map->size;
|
|
}
|
|
|
|
/**
|
|
* Mark a window as the client window of another.
|
|
*
|
|
* @param dpy display to use
|
|
* @param w struct _win of the parent window
|
|
* @param client window ID of the client window
|
|
*/
|
|
static void
|
|
mark_client_win(Display *dpy, win *w, Window client) {
|
|
w->client_win = client;
|
|
|
|
// Get the frame width and monitor further frame width changes on client
|
|
// window if necessary
|
|
if (options.frame_opacity) {
|
|
get_frame_extents(dpy, w, client);
|
|
}
|
|
XSelectInput(dpy, client, determine_evmask(dpy, client, WIN_EVMODE_CLIENT));
|
|
if (WINTYPE_UNKNOWN == w->window_type)
|
|
w->window_type = get_wintype_prop(dpy, w->client_win);
|
|
}
|
|
|
|
static void
|
|
add_win(Display *dpy, Window id, Window prev, Bool override_redirect) {
|
|
if (find_win(dpy, id)) {
|
|
return;
|
|
}
|
|
|
|
win *new = malloc(sizeof(win));
|
|
win **p;
|
|
|
|
if (!new) return;
|
|
|
|
if (prev) {
|
|
for (p = &list; *p; p = &(*p)->next) {
|
|
if ((*p)->id == prev && !(*p)->destroyed)
|
|
break;
|
|
}
|
|
} else {
|
|
p = &list;
|
|
}
|
|
|
|
new->id = id;
|
|
set_ignore(dpy, NextRequest(dpy));
|
|
|
|
if (!XGetWindowAttributes(dpy, id, &new->a)) {
|
|
free(new);
|
|
return;
|
|
}
|
|
|
|
new->damaged = 0;
|
|
#if CAN_DO_USABLE
|
|
new->usable = False;
|
|
#endif
|
|
#if HAS_NAME_WINDOW_PIXMAP
|
|
new->pixmap = None;
|
|
#endif
|
|
new->picture = None;
|
|
|
|
if (new->a.class == InputOnly) {
|
|
new->damage_sequence = 0;
|
|
new->damage = None;
|
|
} else {
|
|
new->damage_sequence = NextRequest(dpy);
|
|
set_ignore(dpy, NextRequest(dpy));
|
|
new->damage = XDamageCreate(dpy, id, XDamageReportNonEmpty);
|
|
}
|
|
|
|
new->name = NULL;
|
|
new->class_instance = NULL;
|
|
new->class_general = NULL;
|
|
new->cache_sblst = NULL;
|
|
new->cache_fblst = NULL;
|
|
|
|
new->border_size = None;
|
|
new->extents = None;
|
|
new->shadow = False;
|
|
new->shadow_opacity = 0.0;
|
|
new->shadow_opacity_cur = 0.0;
|
|
new->shadow_pict = None;
|
|
new->shadow_dx = 0;
|
|
new->shadow_dy = 0;
|
|
new->shadow_width = 0;
|
|
new->shadow_height = 0;
|
|
new->opacity = 0;
|
|
new->opacity_tgt = 0;
|
|
new->opacity_cur = OPAQUE;
|
|
new->opacity_prop = OPAQUE;
|
|
new->fade = False;
|
|
new->fade_callback = NULL;
|
|
new->fade_fin = False;
|
|
new->alpha_pict = None;
|
|
new->frame_opacity = 1.0;
|
|
new->frame_opacity_cur = 1.0;
|
|
new->frame_alpha_pict = None;
|
|
new->dim = False;
|
|
new->focused = False;
|
|
new->destroyed = False;
|
|
new->need_configure = False;
|
|
new->window_type = WINTYPE_UNKNOWN;
|
|
|
|
new->prev_trans = 0;
|
|
|
|
new->left_width = 0;
|
|
new->right_width = 0;
|
|
new->top_width = 0;
|
|
new->bottom_width = 0;
|
|
|
|
new->client_win = 0;
|
|
|
|
new->flags = 0;
|
|
|
|
calc_win_size(dpy, new);
|
|
|
|
new->next = *p;
|
|
*p = new;
|
|
|
|
if (new->a.map_state == IsViewable) {
|
|
map_win(dpy, id, new->damage_sequence - 1, True, override_redirect);
|
|
}
|
|
}
|
|
|
|
static void
|
|
restack_win(Display *dpy, win *w, Window new_above) {
|
|
Window old_above;
|
|
|
|
if (w->next) {
|
|
old_above = w->next->id;
|
|
} else {
|
|
old_above = None;
|
|
}
|
|
|
|
if (old_above != new_above) {
|
|
win **prev;
|
|
|
|
/* unhook */
|
|
for (prev = &list; *prev; prev = &(*prev)->next) {
|
|
if ((*prev) == w) break;
|
|
}
|
|
|
|
*prev = w->next;
|
|
|
|
/* rehook */
|
|
for (prev = &list; *prev; prev = &(*prev)->next) {
|
|
if ((*prev)->id == new_above && !(*prev)->destroyed)
|
|
break;
|
|
}
|
|
|
|
w->next = *prev;
|
|
*prev = w;
|
|
|
|
#ifdef DEBUG_RESTACK
|
|
{
|
|
const char *desc;
|
|
char *window_name;
|
|
Bool to_free;
|
|
win* c = list;
|
|
|
|
printf("restack_win(%#010lx, %#010lx): "
|
|
"Window stack modified. Current stack:\n", w->id, new_above);
|
|
|
|
for (; c; c = c->next) {
|
|
window_name = "(Failed to get title)";
|
|
|
|
if (root == c->id) {
|
|
window_name = "(Root window)";
|
|
} else {
|
|
to_free = wid_get_name(dpy, c->id, &window_name);
|
|
}
|
|
|
|
desc = "";
|
|
if (c->destroyed) desc = "(D) ";
|
|
printf("%#010lx \"%s\" %s-> ", c->id, window_name, desc);
|
|
|
|
if (to_free) {
|
|
XFree(window_name);
|
|
window_name = NULL;
|
|
}
|
|
}
|
|
fputs("\n", stdout);
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
static void
|
|
configure_win(Display *dpy, XConfigureEvent *ce) {
|
|
win *w = find_win(dpy, ce->window);
|
|
XserverRegion damage = None;
|
|
|
|
if (!w) {
|
|
if (ce->window == root) {
|
|
if (root_buffer) {
|
|
XRenderFreePicture(dpy, root_buffer);
|
|
root_buffer = None;
|
|
}
|
|
root_width = ce->width;
|
|
root_height = ce->height;
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (w->a.map_state == IsUnmapped) {
|
|
/* save the configure event for when the window maps */
|
|
w->need_configure = True;
|
|
w->queue_configure = *ce;
|
|
restack_win(dpy, w, ce->above);
|
|
} else {
|
|
if (!(w->need_configure)) {
|
|
restack_win(dpy, w, ce->above);
|
|
}
|
|
|
|
w->need_configure = False;
|
|
|
|
#if CAN_DO_USABLE
|
|
if (w->usable)
|
|
#endif
|
|
{
|
|
damage = XFixesCreateRegion(dpy, 0, 0);
|
|
if (w->extents != None) {
|
|
XFixesCopyRegion(dpy, damage, w->extents);
|
|
}
|
|
}
|
|
|
|
w->a.x = ce->x;
|
|
w->a.y = ce->y;
|
|
|
|
if (w->a.width != ce->width || w->a.height != ce->height) {
|
|
#if HAS_NAME_WINDOW_PIXMAP
|
|
free_pixmap(dpy, &w->pixmap);
|
|
free_picture(dpy, &w->picture);
|
|
#endif
|
|
}
|
|
|
|
if (w->a.width != ce->width || w->a.height != ce->height
|
|
|| w->a.border_width != ce->border_width) {
|
|
w->a.width = ce->width;
|
|
w->a.height = ce->height;
|
|
w->a.border_width = ce->border_width;
|
|
calc_win_size(dpy, w);
|
|
}
|
|
|
|
if (w->a.map_state != IsUnmapped && damage) {
|
|
XserverRegion extents = win_extents(dpy, w);
|
|
XFixesUnionRegion(dpy, damage, damage, extents);
|
|
XFixesDestroyRegion(dpy, extents);
|
|
add_damage(dpy, damage);
|
|
}
|
|
|
|
// Window extents and border_size may have changed
|
|
free_region(dpy, &w->extents);
|
|
free_region(dpy, &w->border_size);
|
|
}
|
|
|
|
w->a.override_redirect = ce->override_redirect;
|
|
}
|
|
|
|
static void
|
|
circulate_win(Display *dpy, XCirculateEvent *ce) {
|
|
win *w = find_win(dpy, ce->window);
|
|
Window new_above;
|
|
|
|
if (!w) return;
|
|
|
|
if (ce->place == PlaceOnTop) {
|
|
new_above = list->id;
|
|
} else {
|
|
new_above = None;
|
|
}
|
|
|
|
restack_win(dpy, w, new_above);
|
|
}
|
|
|
|
static void
|
|
finish_destroy_win(Display *dpy, Window id) {
|
|
win **prev, *w;
|
|
|
|
for (prev = &list; (w = *prev); prev = &w->next) {
|
|
if (w->id == id && w->destroyed) {
|
|
finish_unmap_win(dpy, w);
|
|
*prev = w->next;
|
|
|
|
free_picture(dpy, &w->alpha_pict);
|
|
free_picture(dpy, &w->frame_alpha_pict);
|
|
free_picture(dpy, &w->shadow_pict);
|
|
free_damage(dpy, &w->damage);
|
|
free(w->name);
|
|
free(w->class_instance);
|
|
free(w->class_general);
|
|
|
|
free(w);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
#if HAS_NAME_WINDOW_PIXMAP
|
|
static void
|
|
destroy_callback(Display *dpy, win *w) {
|
|
finish_destroy_win(dpy, w->id);
|
|
}
|
|
#endif
|
|
|
|
static void
|
|
destroy_win(Display *dpy, Window id, Bool fade) {
|
|
win *w = find_win(dpy, id);
|
|
|
|
if (w) {
|
|
w->destroyed = True;
|
|
|
|
// Fading out the window
|
|
w->opacity_tgt = 0;
|
|
set_fade_callback(dpy, w, destroy_callback, False);
|
|
}
|
|
}
|
|
|
|
static void
|
|
damage_win(Display *dpy, XDamageNotifyEvent *de) {
|
|
win *w = find_win(dpy, de->drawable);
|
|
|
|
if (!w) return;
|
|
|
|
#if CAN_DO_USABLE
|
|
if (!w->usable) {
|
|
if (w->damage_bounds.width == 0 || w->damage_bounds.height == 0) {
|
|
w->damage_bounds = de->area;
|
|
} else {
|
|
if (de->area.x < w->damage_bounds.x) {
|
|
w->damage_bounds.width += (w->damage_bounds.x - de->area.x);
|
|
w->damage_bounds.x = de->area.x;
|
|
}
|
|
if (de->area.y < w->damage_bounds.y) {
|
|
w->damage_bounds.height += (w->damage_bounds.y - de->area.y);
|
|
w->damage_bounds.y = de->area.y;
|
|
}
|
|
if (de->area.x + de->area.width
|
|
> w->damage_bounds.x + w->damage_bounds.width) {
|
|
w->damage_bounds.width =
|
|
de->area.x + de->area.width - w->damage_bounds.x;
|
|
}
|
|
if (de->area.y + de->area.height
|
|
> w->damage_bounds.y + w->damage_bounds.height) {
|
|
w->damage_bounds.height =
|
|
de->area.y + de->area.height - w->damage_bounds.y;
|
|
}
|
|
}
|
|
|
|
if (w->damage_bounds.x <= 0
|
|
&& w->damage_bounds.y <= 0
|
|
&& w->a.width <= w->damage_bounds.x + w->damage_bounds.width
|
|
&& w->a.height <= w->damage_bounds.y + w->damage_bounds.height) {
|
|
if (win_type_fade[w->window_type]) {
|
|
set_fade(dpy, w, 0, get_opacity_percent(dpy, w),
|
|
options.fade_in_step, 0, True, True);
|
|
}
|
|
w->usable = True;
|
|
}
|
|
}
|
|
|
|
if (w->usable)
|
|
#endif
|
|
repair_win(dpy, w);
|
|
}
|
|
|
|
static int
|
|
error(Display *dpy, XErrorEvent *ev) {
|
|
int o;
|
|
const char *name = "Unknown";
|
|
|
|
if (should_ignore(dpy, ev->serial)) {
|
|
return 0;
|
|
}
|
|
|
|
if (ev->request_code == composite_opcode
|
|
&& ev->minor_code == X_CompositeRedirectSubwindows) {
|
|
fprintf(stderr, "Another composite manager is already running\n");
|
|
exit(1);
|
|
}
|
|
|
|
o = ev->error_code - xfixes_error;
|
|
switch (o) {
|
|
case BadRegion:
|
|
name = "BadRegion";
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
o = ev->error_code - damage_error;
|
|
switch (o) {
|
|
case BadDamage:
|
|
name = "BadDamage";
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
o = ev->error_code - render_error;
|
|
switch (o) {
|
|
case BadPictFormat:
|
|
name = "BadPictFormat";
|
|
break;
|
|
case BadPicture:
|
|
name = "BadPicture";
|
|
break;
|
|
case BadPictOp:
|
|
name = "BadPictOp";
|
|
break;
|
|
case BadGlyphSet:
|
|
name = "BadGlyphSet";
|
|
break;
|
|
case BadGlyph:
|
|
name = "BadGlyph";
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
switch (ev->error_code) {
|
|
case BadAccess:
|
|
name = "BadAccess";
|
|
break;
|
|
case BadAlloc:
|
|
name = "BadAlloc";
|
|
break;
|
|
case BadAtom:
|
|
name = "BadAtom";
|
|
break;
|
|
case BadColor:
|
|
name = "BadColor";
|
|
break;
|
|
case BadCursor:
|
|
name = "BadCursor";
|
|
break;
|
|
case BadDrawable:
|
|
name = "BadDrawable";
|
|
break;
|
|
case BadFont:
|
|
name = "BadFont";
|
|
break;
|
|
case BadGC:
|
|
name = "BadGC";
|
|
break;
|
|
case BadIDChoice:
|
|
name = "BadIDChoice";
|
|
break;
|
|
case BadImplementation:
|
|
name = "BadImplementation";
|
|
break;
|
|
case BadLength:
|
|
name = "BadLength";
|
|
break;
|
|
case BadMatch:
|
|
name = "BadMatch";
|
|
break;
|
|
case BadName:
|
|
name = "BadName";
|
|
break;
|
|
case BadPixmap:
|
|
name = "BadPixmap";
|
|
break;
|
|
case BadRequest:
|
|
name = "BadRequest";
|
|
break;
|
|
case BadValue:
|
|
name = "BadValue";
|
|
break;
|
|
case BadWindow:
|
|
name = "BadWindow";
|
|
break;
|
|
}
|
|
|
|
print_timestamp();
|
|
printf("error %d (%s) request %d minor %d serial %lu\n",
|
|
ev->error_code, name, ev->request_code,
|
|
ev->minor_code, ev->serial);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
expose_root(Display *dpy, Window root, XRectangle *rects, int nrects) {
|
|
XserverRegion region = XFixesCreateRegion(dpy, rects, nrects);
|
|
add_damage(dpy, region);
|
|
}
|
|
|
|
static Bool
|
|
wid_get_text_prop(Display *dpy, Window wid, Atom prop,
|
|
char ***pstrlst, int *pnstr) {
|
|
XTextProperty text_prop;
|
|
|
|
if (!(XGetTextProperty(dpy, wid, &text_prop, prop) && text_prop.value))
|
|
return False;
|
|
|
|
if (Success !=
|
|
XmbTextPropertyToTextList(dpy, &text_prop, pstrlst, pnstr)
|
|
|| !*pnstr) {
|
|
*pnstr = 0;
|
|
if (*pstrlst)
|
|
XFreeStringList(*pstrlst);
|
|
return False;
|
|
}
|
|
|
|
return True;
|
|
}
|
|
|
|
static Bool
|
|
wid_get_name(Display *dpy, Window wid, char **name) {
|
|
XTextProperty text_prop;
|
|
char **strlst = NULL;
|
|
int nstr = 0;
|
|
|
|
// set_ignore(dpy, NextRequest(dpy));
|
|
if (!(XGetTextProperty(dpy, wid, &text_prop, name_ewmh_atom)
|
|
&& text_prop.value)) {
|
|
// set_ignore(dpy, NextRequest(dpy));
|
|
#ifdef DEBUG_WINDATA
|
|
printf("wid_get_name(%#010lx): _NET_WM_NAME unset, falling back to WM_NAME.\n", wid);
|
|
#endif
|
|
|
|
if (!(XGetWMName(dpy, wid, &text_prop) && text_prop.value)) {
|
|
return False;
|
|
}
|
|
}
|
|
if (Success !=
|
|
XmbTextPropertyToTextList(dpy, &text_prop, &strlst, &nstr)
|
|
|| !nstr || !strlst) {
|
|
if (strlst)
|
|
XFreeStringList(strlst);
|
|
return False;
|
|
}
|
|
*name = mstrcpy(strlst[0]);
|
|
|
|
XFreeStringList(strlst);
|
|
|
|
return True;
|
|
}
|
|
|
|
static int
|
|
win_get_name(Display *dpy, win *w) {
|
|
Bool ret;
|
|
char *name_old = w->name;
|
|
|
|
// Can't do anything if there's no client window
|
|
if (!w->client_win)
|
|
return False;
|
|
|
|
// Get the name
|
|
ret = wid_get_name(dpy, w->client_win, &w->name);
|
|
|
|
// Return -1 if wid_get_name() failed, 0 if name didn't change, 1 if
|
|
// it changes
|
|
if (!ret)
|
|
ret = -1;
|
|
else if (name_old && !strcmp(w->name, name_old))
|
|
ret = 0;
|
|
else
|
|
ret = 1;
|
|
|
|
// Keep the old name if there's no new one
|
|
if (w->name != name_old)
|
|
free(name_old);
|
|
|
|
#ifdef DEBUG_WINDATA
|
|
printf("win_get_name(%#010lx): client = %#010lx, name = \"%s\", "
|
|
"ret = %d\n", w->id, w->client_win, w->name, ret);
|
|
#endif
|
|
|
|
return ret;
|
|
}
|
|
|
|
static Bool
|
|
win_get_class(Display *dpy, win *w) {
|
|
char **strlst = NULL;
|
|
int nstr = 0;
|
|
|
|
// Can't do anything if there's no client window
|
|
if (!w->client_win)
|
|
return False;
|
|
|
|
// Free and reset old strings
|
|
free(w->class_instance);
|
|
free(w->class_general);
|
|
w->class_instance = NULL;
|
|
w->class_general = NULL;
|
|
|
|
// Retrieve the property string list
|
|
if (!wid_get_text_prop(dpy, w->client_win, class_atom, &strlst, &nstr))
|
|
return False;
|
|
|
|
// Copy the strings if successful
|
|
w->class_instance = mstrcpy(strlst[0]);
|
|
|
|
if (nstr > 1)
|
|
w->class_general = mstrcpy(strlst[1]);
|
|
|
|
XFreeStringList(strlst);
|
|
|
|
#ifdef DEBUG_WINDATA
|
|
printf("win_get_class(%#010lx): client = %#010lx, "
|
|
"instance = \"%s\", general = \"%s\"\n",
|
|
w->id, w->client_win, w->class_instance, w->class_general);
|
|
#endif
|
|
|
|
return True;
|
|
}
|
|
|
|
#ifdef DEBUG_EVENTS
|
|
static int
|
|
ev_serial(XEvent *ev) {
|
|
if ((ev->type & 0x7f) != KeymapNotify) {
|
|
return ev->xany.serial;
|
|
}
|
|
return NextRequest(ev->xany.display);
|
|
}
|
|
|
|
static char *
|
|
ev_name(XEvent *ev) {
|
|
static char buf[128];
|
|
switch (ev->type & 0x7f) {
|
|
case FocusIn:
|
|
return "FocusIn";
|
|
case FocusOut:
|
|
return "FocusOut";
|
|
case CreateNotify:
|
|
return "CreateNotify";
|
|
case ConfigureNotify:
|
|
return "ConfigureNotify";
|
|
case DestroyNotify:
|
|
return "DestroyNotify";
|
|
case MapNotify:
|
|
return "Map";
|
|
case UnmapNotify:
|
|
return "Unmap";
|
|
case ReparentNotify:
|
|
return "Reparent";
|
|
case CirculateNotify:
|
|
return "Circulate";
|
|
case Expose:
|
|
return "Expose";
|
|
case PropertyNotify:
|
|
return "PropertyNotify";
|
|
case ClientMessage:
|
|
return "ClientMessage";
|
|
default:
|
|
if (ev->type == damage_event + XDamageNotify) {
|
|
return "Damage";
|
|
}
|
|
|
|
if (shape_exists && ev->type == shape_event) {
|
|
return "ShapeNotify";
|
|
}
|
|
|
|
sprintf(buf, "Event %d", ev->type);
|
|
|
|
return buf;
|
|
}
|
|
}
|
|
|
|
static Window
|
|
ev_window(XEvent *ev) {
|
|
switch (ev->type) {
|
|
case FocusIn:
|
|
case FocusOut:
|
|
return ev->xfocus.window;
|
|
case CreateNotify:
|
|
return ev->xcreatewindow.window;
|
|
case ConfigureNotify:
|
|
return ev->xconfigure.window;
|
|
case DestroyNotify:
|
|
return ev->xdestroywindow.window;
|
|
case MapNotify:
|
|
return ev->xmap.window;
|
|
case UnmapNotify:
|
|
return ev->xunmap.window;
|
|
case ReparentNotify:
|
|
return ev->xreparent.window;
|
|
case CirculateNotify:
|
|
return ev->xcirculate.window;
|
|
case Expose:
|
|
return ev->xexpose.window;
|
|
case PropertyNotify:
|
|
return ev->xproperty.window;
|
|
case ClientMessage:
|
|
return ev->xclient.window;
|
|
default:
|
|
if (ev->type == damage_event + XDamageNotify) {
|
|
return ((XDamageNotifyEvent *)ev)->drawable;
|
|
}
|
|
|
|
if (shape_exists && ev->type == shape_event) {
|
|
return ((XShapeEvent *) ev)->window;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/**
|
|
* Events
|
|
*/
|
|
|
|
inline static void
|
|
ev_focus_in(XFocusChangeEvent *ev) {
|
|
win *w = find_win(dpy, ev->window);
|
|
|
|
// To deal with events sent from windows just destroyed
|
|
if (!w) return;
|
|
|
|
set_focused(dpy, w, True);
|
|
}
|
|
|
|
inline static void
|
|
ev_focus_out(XFocusChangeEvent *ev) {
|
|
if (ev->mode == NotifyGrab
|
|
|| (ev->mode == NotifyNormal
|
|
&& (ev->detail == NotifyNonlinear
|
|
|| ev->detail == NotifyNonlinearVirtual))) {
|
|
;
|
|
} else {
|
|
return;
|
|
}
|
|
|
|
win *w = find_win(dpy, ev->window);
|
|
|
|
// To deal with events sent from windows just destroyed
|
|
if (!w) return;
|
|
|
|
set_focused(dpy, w, False);
|
|
}
|
|
|
|
inline static void
|
|
ev_create_notify(XCreateWindowEvent *ev) {
|
|
add_win(dpy, ev->window, 0, ev->override_redirect);
|
|
}
|
|
|
|
inline static void
|
|
ev_configure_notify(XConfigureEvent *ev) {
|
|
#ifdef DEBUG_EVENTS
|
|
printf("{ send_event: %d, "
|
|
" above: %#010lx, "
|
|
" override_redirect: %d }\n",
|
|
ev->send_event, ev->above, ev->override_redirect);
|
|
#endif
|
|
configure_win(dpy, ev);
|
|
}
|
|
|
|
inline static void
|
|
ev_destroy_notify(XDestroyWindowEvent *ev) {
|
|
destroy_win(dpy, ev->window, True);
|
|
}
|
|
|
|
inline static void
|
|
ev_map_notify(XMapEvent *ev) {
|
|
map_win(dpy, ev->window, ev->serial, True, ev->override_redirect);
|
|
}
|
|
|
|
inline static void
|
|
ev_unmap_notify(XUnmapEvent *ev) {
|
|
unmap_win(dpy, ev->window, True);
|
|
}
|
|
|
|
inline static void
|
|
ev_reparent_notify(XReparentEvent *ev) {
|
|
if (ev->parent == root) {
|
|
add_win(dpy, ev->window, 0, ev->override_redirect);
|
|
} else {
|
|
destroy_win(dpy, ev->window, True);
|
|
// Reset event mask in case something wrong happens
|
|
XSelectInput(dpy, ev->window,
|
|
determine_evmask(dpy, ev->window, WIN_EVMODE_UNKNOWN));
|
|
/*
|
|
// Check if the window is a client window of another
|
|
win *w_top = find_toplevel2(dpy, ev->window);
|
|
if (w_top && !(w_top->client_win)) {
|
|
mark_client_win(dpy, w_top, ev->window);
|
|
} */
|
|
}
|
|
}
|
|
|
|
inline static void
|
|
ev_circulate_notify(XCirculateEvent *ev) {
|
|
circulate_win(dpy, ev);
|
|
}
|
|
|
|
inline static void
|
|
ev_expose(XExposeEvent *ev) {
|
|
if (ev->window == root) {
|
|
int more = ev->count + 1;
|
|
if (n_expose == size_expose) {
|
|
if (expose_rects) {
|
|
expose_rects = realloc(expose_rects,
|
|
(size_expose + more) * sizeof(XRectangle));
|
|
size_expose += more;
|
|
} else {
|
|
expose_rects = malloc(more * sizeof(XRectangle));
|
|
size_expose = more;
|
|
}
|
|
}
|
|
|
|
expose_rects[n_expose].x = ev->x;
|
|
expose_rects[n_expose].y = ev->y;
|
|
expose_rects[n_expose].width = ev->width;
|
|
expose_rects[n_expose].height = ev->height;
|
|
n_expose++;
|
|
|
|
if (ev->count == 0) {
|
|
expose_root(dpy, root, expose_rects, n_expose);
|
|
n_expose = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
inline static void
|
|
ev_property_notify(XPropertyEvent *ev) {
|
|
int p;
|
|
for (p = 0; background_props[p]; p++) {
|
|
if (ev->atom == XInternAtom(dpy, background_props[p], False)) {
|
|
if (root_tile) {
|
|
XClearArea(dpy, root, 0, 0, 0, 0, True);
|
|
XRenderFreePicture(dpy, root_tile);
|
|
root_tile = None;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* check if Trans property was changed */
|
|
if (ev->atom == opacity_atom) {
|
|
/* reset mode and redraw window */
|
|
win *w = find_win(dpy, ev->window);
|
|
if (w) {
|
|
calc_opacity(dpy, w, True);
|
|
}
|
|
}
|
|
|
|
// If frame extents property changes
|
|
if (options.frame_opacity && ev->atom == extents_atom) {
|
|
win *w = find_toplevel(dpy, ev->window);
|
|
if (w) {
|
|
get_frame_extents(dpy, w, ev->window);
|
|
// If frame extents change, the window needs repaint
|
|
add_damage_win(dpy, w);
|
|
}
|
|
}
|
|
|
|
// If name changes
|
|
if (options.track_wdata
|
|
&& (name_atom == ev->atom || name_ewmh_atom == ev->atom)) {
|
|
win *w = find_toplevel(dpy, ev->window);
|
|
if (w && 1 == win_get_name(dpy, w))
|
|
determine_shadow(dpy, w);
|
|
}
|
|
|
|
// If class changes
|
|
if (options.track_wdata && class_atom == ev->atom) {
|
|
win *w = find_toplevel(dpy, ev->window);
|
|
if (w) {
|
|
win_get_class(dpy, w);
|
|
determine_shadow(dpy, w);
|
|
}
|
|
}
|
|
}
|
|
|
|
inline static void
|
|
ev_damage_notify(XDamageNotifyEvent *ev) {
|
|
damage_win(dpy, ev);
|
|
}
|
|
|
|
inline static void
|
|
ev_shape_notify(XShapeEvent *ev) {
|
|
win *w = find_win(dpy, ev->window);
|
|
if (!w) return;
|
|
|
|
/*
|
|
* Empty border_size may indicated an
|
|
* unmapped/destroyed window, in which case
|
|
* seemingly BadRegion errors would be triggered
|
|
* if we attempt to rebuild border_size
|
|
*/
|
|
if (w->border_size) {
|
|
// Mark the old border_size as damaged
|
|
add_damage(dpy, w->border_size);
|
|
|
|
w->border_size = border_size(dpy, w);
|
|
|
|
// Mark the new border_size as damaged
|
|
add_damage(dpy, copy_region(dpy, w->border_size));
|
|
}
|
|
}
|
|
|
|
inline static void
|
|
ev_handle(XEvent *ev) {
|
|
if ((ev->type & 0x7f) != KeymapNotify) {
|
|
discard_ignore(dpy, ev->xany.serial);
|
|
}
|
|
|
|
#ifdef DEBUG_EVENTS
|
|
if (ev->type != damage_event + XDamageNotify) {
|
|
Window w;
|
|
char *window_name;
|
|
Bool to_free = False;
|
|
|
|
w = ev_window(ev);
|
|
window_name = "(Failed to get title)";
|
|
|
|
if (w) {
|
|
if (root == w) {
|
|
window_name = "(Root window)";
|
|
} else {
|
|
to_free = (Bool) wid_get_name(dpy, w, &window_name);
|
|
}
|
|
}
|
|
|
|
print_timestamp();
|
|
printf("event %10.10s serial %#010x window %#010lx \"%s\"\n",
|
|
ev_name(ev), ev_serial(ev), w, window_name);
|
|
|
|
if (to_free) {
|
|
XFree(window_name);
|
|
window_name = NULL;
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
switch (ev->type) {
|
|
case FocusIn:
|
|
ev_focus_in((XFocusChangeEvent *)ev);
|
|
break;
|
|
case FocusOut:
|
|
ev_focus_out((XFocusChangeEvent *)ev);
|
|
break;
|
|
case CreateNotify:
|
|
ev_create_notify((XCreateWindowEvent *)ev);
|
|
break;
|
|
case ConfigureNotify:
|
|
ev_configure_notify((XConfigureEvent *)ev);
|
|
break;
|
|
case DestroyNotify:
|
|
ev_destroy_notify((XDestroyWindowEvent *)ev);
|
|
break;
|
|
case MapNotify:
|
|
ev_map_notify((XMapEvent *)ev);
|
|
break;
|
|
case UnmapNotify:
|
|
ev_unmap_notify((XUnmapEvent *)ev);
|
|
break;
|
|
case ReparentNotify:
|
|
ev_reparent_notify((XReparentEvent *)ev);
|
|
break;
|
|
case CirculateNotify:
|
|
ev_circulate_notify((XCirculateEvent *)ev);
|
|
break;
|
|
case Expose:
|
|
ev_expose((XExposeEvent *)ev);
|
|
break;
|
|
case PropertyNotify:
|
|
ev_property_notify((XPropertyEvent *)ev);
|
|
break;
|
|
default:
|
|
if (shape_exists && ev->type == shape_event) {
|
|
ev_shape_notify((XShapeEvent *) ev);
|
|
break;
|
|
}
|
|
if (ev->type == damage_event + XDamageNotify) {
|
|
ev_damage_notify((XDamageNotifyEvent *)ev);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Main
|
|
*/
|
|
|
|
static void
|
|
usage(void) {
|
|
fprintf(stderr, "compton (development version)\n");
|
|
fprintf(stderr, "usage: compton [options]\n");
|
|
fprintf(stderr,
|
|
"Options:\n"
|
|
"\n"
|
|
"-d display\n"
|
|
" Which display should be managed.\n"
|
|
"-r radius\n"
|
|
" The blur radius for shadows. (default 12)\n"
|
|
"-o opacity\n"
|
|
" The translucency for shadows. (default .75)\n"
|
|
"-l left-offset\n"
|
|
" The left offset for shadows. (default -15)\n"
|
|
"-t top-offset\n"
|
|
" The top offset for shadows. (default -15)\n"
|
|
"-I fade-in-step\n"
|
|
" Opacity change between steps while fading in. (default 0.028)\n"
|
|
"-O fade-out-step\n"
|
|
" Opacity change between steps while fading out. (default 0.03)\n"
|
|
"-D fade-delta-time\n"
|
|
" The time between steps in a fade in milliseconds. (default 10)\n"
|
|
"-m opacity\n"
|
|
" The opacity for menus. (default 1.0)\n"
|
|
"-c\n"
|
|
" Enabled client-side shadows on windows.\n"
|
|
"-C\n"
|
|
" Avoid drawing shadows on dock/panel windows.\n"
|
|
"-z\n"
|
|
" Zero the part of the shadow's mask behind the window (experimental).\n"
|
|
"-f\n"
|
|
" Fade windows in/out when opening/closing.\n"
|
|
"-F\n"
|
|
" Fade windows during opacity changes.\n"
|
|
"-i opacity\n"
|
|
" Opacity of inactive windows. (0.1 - 1.0)\n"
|
|
"-e opacity\n"
|
|
" Opacity of window titlebars and borders. (0.1 - 1.0)\n"
|
|
"-G\n"
|
|
" Don't draw shadows on DND windows\n"
|
|
"-b daemonize\n"
|
|
" Daemonize process.\n"
|
|
"-S\n"
|
|
" Enable synchronous operation (for debugging).\n"
|
|
"--config path\n"
|
|
" Look for configuration file at the path.\n"
|
|
"--shadow-red value\n"
|
|
" Red color value of shadow (0.0 - 1.0, defaults to 0).\n"
|
|
"--shadow-green value\n"
|
|
" Green color value of shadow (0.0 - 1.0, defaults to 0).\n"
|
|
"--shadow-blue value\n"
|
|
" Blue color value of shadow (0.0 - 1.0, defaults to 0).\n"
|
|
"--inactive-opacity-override\n"
|
|
" Inactive opacity set by -i overrides value of _NET_WM_OPACITY.\n"
|
|
"--inactive-dim value\n"
|
|
" Dim inactive windows. (0.0 - 1.0, defaults to 0)\n"
|
|
"--mark-wmwin-focused\n"
|
|
" Try to detect WM windows and mark them as active.\n"
|
|
"--shadow-exclude condition\n"
|
|
" Exclude conditions for shadows.\n"
|
|
"\n"
|
|
"Format of a condition:\n"
|
|
"\n"
|
|
" condition = <target>:<type>[<flags>]:<pattern>\n"
|
|
"\n"
|
|
" <target> is one of \"n\" (window name), \"i\" (window class\n"
|
|
" instance), and \"g\" (window general class)\n"
|
|
"\n"
|
|
" <type> is one of \"e\" (exact match), \"a\" (match anywhere),\n"
|
|
" \"s\" (match from start), \"w\" (wildcard), and \"p\" (PCRE\n"
|
|
" regular expressions, if compiled with the support).\n"
|
|
"\n"
|
|
" <flags> could be a series of flags. Currently the only defined\n"
|
|
" flag is \"i\" (ignore case).\n"
|
|
"\n"
|
|
" <pattern> is the actual pattern string.\n"
|
|
);
|
|
|
|
exit(1);
|
|
}
|
|
|
|
static void
|
|
register_cm(int scr) {
|
|
Window w;
|
|
Atom a;
|
|
char *buf;
|
|
int len, s;
|
|
|
|
if (scr < 0) return;
|
|
|
|
w = XCreateSimpleWindow(
|
|
dpy, RootWindow(dpy, 0),
|
|
0, 0, 1, 1, 0, None, None);
|
|
|
|
Xutf8SetWMProperties(
|
|
dpy, w, "xcompmgr", "xcompmgr",
|
|
NULL, 0, NULL, NULL, NULL);
|
|
|
|
len = strlen(REGISTER_PROP) + 2;
|
|
s = scr;
|
|
|
|
while (s >= 10) {
|
|
++len;
|
|
s /= 10;
|
|
}
|
|
|
|
buf = malloc(len);
|
|
snprintf(buf, len, REGISTER_PROP"%d", scr);
|
|
|
|
a = XInternAtom(dpy, buf, False);
|
|
free(buf);
|
|
|
|
XSetSelectionOwner(dpy, a, w, 0);
|
|
}
|
|
|
|
static void
|
|
fork_after(void) {
|
|
if (getppid() == 1) return;
|
|
|
|
int pid = fork();
|
|
|
|
if (pid == -1) {
|
|
fprintf(stderr, "Fork failed\n");
|
|
return;
|
|
}
|
|
|
|
if (pid > 0) _exit(0);
|
|
|
|
setsid();
|
|
|
|
freopen("/dev/null", "r", stdin);
|
|
freopen("/dev/null", "w", stdout);
|
|
freopen("/dev/null", "w", stderr);
|
|
}
|
|
|
|
#ifdef CONFIG_LIBCONFIG
|
|
/**
|
|
* Get a file stream of the configuration file to read.
|
|
*
|
|
* Follows the XDG specification to search for the configuration file.
|
|
*/
|
|
static FILE *
|
|
open_config_file(char *cpath, char **ppath) {
|
|
const static char *config_filename = "/compton.conf";
|
|
const static char *config_filename_legacy = "/.compton.conf";
|
|
const static char *config_home_suffix = "/.config";
|
|
const static char *config_system_dir = "/etc/xdg";
|
|
|
|
char *dir = NULL, *home = NULL;
|
|
char *path = cpath;
|
|
FILE *f = NULL;
|
|
|
|
if (path) {
|
|
f = fopen(path, "r");
|
|
if (f && ppath)
|
|
*ppath = path;
|
|
else
|
|
free(path);
|
|
return f;
|
|
}
|
|
|
|
// Check user configuration file in $XDG_CONFIG_HOME firstly
|
|
if (!((dir = getenv("XDG_CONFIG_HOME")) && strlen(dir))) {
|
|
if (!((home = getenv("HOME")) && strlen(home)))
|
|
return NULL;
|
|
|
|
path = mstrjoin3(home, config_home_suffix, config_filename);
|
|
}
|
|
else
|
|
path = mstrjoin(dir, config_filename);
|
|
|
|
f = fopen(path, "r");
|
|
|
|
if (f && ppath)
|
|
*ppath = path;
|
|
else
|
|
free(path);
|
|
if (f)
|
|
return f;
|
|
|
|
// Then check user configuration file in $HOME
|
|
if ((home = getenv("HOME")) && strlen(home)) {
|
|
path = mstrjoin(home, config_filename_legacy);
|
|
f = fopen(path, "r");
|
|
if (f && ppath)
|
|
*ppath = path;
|
|
else
|
|
free(path);
|
|
if (f)
|
|
return f;
|
|
}
|
|
|
|
// Check system configuration file in $XDG_CONFIG_DIRS at last
|
|
if ((dir = getenv("XDG_CONFIG_DIRS")) && strlen(dir)) {
|
|
char *part = strtok(dir, ":");
|
|
while (part) {
|
|
path = mstrjoin(part, config_filename);
|
|
f = fopen(path, "r");
|
|
if (f && ppath)
|
|
*ppath = path;
|
|
else
|
|
free(path);
|
|
if (f)
|
|
return f;
|
|
part = strtok(NULL, ":");
|
|
}
|
|
}
|
|
else {
|
|
path = mstrjoin(config_system_dir, config_filename);
|
|
f = fopen(path, "r");
|
|
if (f && ppath)
|
|
*ppath = path;
|
|
else
|
|
free(path);
|
|
if (f)
|
|
return f;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* Parse a configuration file from default location.
|
|
*/
|
|
static void
|
|
parse_config(char *cpath) {
|
|
char *path = NULL, *parent = NULL;
|
|
FILE *f;
|
|
config_t cfg;
|
|
int ival = 0;
|
|
double dval = 0.0;
|
|
|
|
f = open_config_file(cpath, &path);
|
|
if (!f) {
|
|
if (cpath)
|
|
printf("Failed to read the specified configuration file.\n");
|
|
return;
|
|
}
|
|
|
|
config_init(&cfg);
|
|
parent = dirname(path);
|
|
if (parent)
|
|
config_set_include_dir(&cfg, parent);
|
|
|
|
if (CONFIG_FALSE == config_read(&cfg, f)) {
|
|
printf("Error when reading configuration file \"%s\", line %d: %s\n",
|
|
path, config_error_line(&cfg), config_error_text(&cfg));
|
|
config_destroy(&cfg);
|
|
free(path);
|
|
return;
|
|
}
|
|
config_set_auto_convert(&cfg, 1);
|
|
|
|
free(path);
|
|
|
|
// Get options from the configuration file. We don't do range checking
|
|
// right now. It will be done later
|
|
|
|
// -D (options.fade_delta)
|
|
if (config_lookup_int(&cfg, "fade-delta", &ival))
|
|
options.fade_delta = ival;
|
|
// -I (options.fade_in_step)
|
|
if (config_lookup_float(&cfg, "fade-in-step", &dval))
|
|
options.fade_in_step = normalize_d(dval) * OPAQUE;
|
|
// -O (options.fade_out_step)
|
|
if (config_lookup_float(&cfg, "fade-out-step", &dval))
|
|
options.fade_out_step = normalize_d(dval) * OPAQUE;
|
|
// -r (options.shadow_radius)
|
|
config_lookup_int(&cfg, "shadow-radius", &options.shadow_radius);
|
|
// -o (options.shadow_opacity)
|
|
config_lookup_float(&cfg, "shadow-opacity", &options.shadow_opacity);
|
|
// -l (options.shadow_offset_x)
|
|
config_lookup_int(&cfg, "shadow-offset-x", &options.shadow_offset_x);
|
|
// -t (options.shadow_offset_y)
|
|
config_lookup_int(&cfg, "shadow-offset-y", &options.shadow_offset_y);
|
|
// -i (options.inactive_opacity)
|
|
if (config_lookup_float(&cfg, "inactive-opacity", &dval))
|
|
options.inactive_opacity = normalize_d(dval) * OPAQUE;
|
|
// -e (options.frame_opacity)
|
|
config_lookup_float(&cfg, "frame-opacity", &options.frame_opacity);
|
|
// -z (options.clear_shadow)
|
|
if (config_lookup_bool(&cfg, "clear-shadow", &ival))
|
|
options.clear_shadow = ival;
|
|
// -c (options.shadow_enable)
|
|
if (config_lookup_bool(&cfg, "shadow", &ival) && ival) {
|
|
options.shadow_enable = 2;
|
|
wintype_arr_enable(win_type_shadow);
|
|
}
|
|
// -C (options.no_dock_shadow)
|
|
if (config_lookup_bool(&cfg, "no-dock-shadow", &ival))
|
|
options.no_dock_shadow = ival;
|
|
// -G (options.no_dnd_shadow)
|
|
if (config_lookup_bool(&cfg, "no-dnd-shadow", &ival))
|
|
options.no_dnd_shadow = ival;
|
|
// -m (options.menu_opacity)
|
|
config_lookup_float(&cfg, "menu-opacity", &options.menu_opacity);
|
|
// -f (options.fading_enable)
|
|
if (config_lookup_bool(&cfg, "fading", &ival) && ival) {
|
|
options.fading_enable = 2;
|
|
wintype_arr_enable(win_type_fade);
|
|
}
|
|
// --shadow-red
|
|
config_lookup_float(&cfg, "shadow-red", &options.shadow_red);
|
|
// --shadow-green
|
|
config_lookup_float(&cfg, "shadow-green", &options.shadow_green);
|
|
// --shadow-blue
|
|
config_lookup_float(&cfg, "shadow-blue", &options.shadow_blue);
|
|
// --inactive-opacity-override
|
|
if (config_lookup_bool(&cfg, "inactive-opacity-override", &ival))
|
|
options.inactive_opacity_override = ival;
|
|
// --inactive-dim
|
|
config_lookup_float(&cfg, "inactive-dim", &options.inactive_dim);
|
|
// --mark-wmwin-focused
|
|
if (config_lookup_bool(&cfg, "mark-wmwin-focused", &ival))
|
|
options.mark_wmwin_focused = ival;
|
|
// --shadow-exclude
|
|
{
|
|
config_setting_t *setting =
|
|
config_lookup(&cfg, "shadow-exclude");
|
|
if (setting) {
|
|
// Parse an array of shadow-exclude
|
|
if (config_setting_is_array(setting)) {
|
|
int i = config_setting_length(setting);
|
|
while (i--) {
|
|
condlst_add(&options.shadow_blacklist,
|
|
config_setting_get_string_elem(setting, i));
|
|
}
|
|
}
|
|
// Treat it as a single pattern if it's a string
|
|
else if (CONFIG_TYPE_STRING == config_setting_type(setting)) {
|
|
condlst_add(&options.shadow_blacklist,
|
|
config_setting_get_string(setting));
|
|
}
|
|
}
|
|
}
|
|
// Wintype settings
|
|
{
|
|
wintype i;
|
|
|
|
for (i = 0; i < NUM_WINTYPES; ++i) {
|
|
char *str = mstrjoin("wintypes.", WINTYPES[i]);
|
|
config_setting_t *setting = config_lookup(&cfg, str);
|
|
free(str);
|
|
if (setting) {
|
|
if (config_setting_lookup_bool(setting, "shadow", &ival))
|
|
win_type_shadow[i] = (Bool) ival;
|
|
if (config_setting_lookup_bool(setting, "fade", &ival))
|
|
win_type_fade[i] = (Bool) ival;
|
|
config_setting_lookup_float(setting, "opacity",
|
|
&win_type_opacity[i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
config_destroy(&cfg);
|
|
}
|
|
#endif
|
|
|
|
/**
|
|
* Process arguments and configuration files.
|
|
*/
|
|
static void
|
|
get_cfg(int argc, char *const *argv) {
|
|
const static char *shortopts = "D:I:O:d:r:o:m:l:t:i:e:scnfFCaSzGb";
|
|
const static struct option longopts[] = {
|
|
{ "config", required_argument, NULL, 256 },
|
|
{ "shadow-red", required_argument, NULL, 257 },
|
|
{ "shadow-green", required_argument, NULL, 258 },
|
|
{ "shadow-blue", required_argument, NULL, 259 },
|
|
{ "inactive-opacity-override", no_argument, NULL, 260 },
|
|
{ "inactive-dim", required_argument, NULL, 261 },
|
|
{ "mark-wmwin-focused", no_argument, NULL, 262 },
|
|
{ "shadow-exclude", required_argument, NULL, 263 },
|
|
// Must terminate with a NULL entry
|
|
{ NULL, 0, NULL, 0 },
|
|
};
|
|
|
|
int o, longopt_idx, i;
|
|
char *config_file = NULL;
|
|
|
|
for (i = 0; i < NUM_WINTYPES; ++i) {
|
|
win_type_fade[i] = False;
|
|
win_type_shadow[i] = False;
|
|
win_type_opacity[i] = 1.0;
|
|
}
|
|
|
|
// Pre-parse the commandline arguments to check for --config and invalid
|
|
// switches
|
|
while (-1 !=
|
|
(o = getopt_long(argc, argv, shortopts, longopts, &longopt_idx))) {
|
|
if (256 == o)
|
|
config_file = mstrcpy(optarg);
|
|
else if ('?' == o || ':' == o)
|
|
usage();
|
|
}
|
|
|
|
#ifdef CONFIG_LIBCONFIG
|
|
parse_config(config_file);
|
|
#endif
|
|
|
|
// Parse commandline arguments. Range checking will be done later.
|
|
optind = 1;
|
|
while (-1 !=
|
|
(o = getopt_long(argc, argv, shortopts, longopts, &longopt_idx))) {
|
|
switch (o) {
|
|
// Short options
|
|
case 'd':
|
|
options.display = optarg;
|
|
break;
|
|
case 'D':
|
|
options.fade_delta = atoi(optarg);
|
|
break;
|
|
case 'I':
|
|
options.fade_in_step = normalize_d(atof(optarg)) * OPAQUE;
|
|
break;
|
|
case 'O':
|
|
options.fade_out_step = normalize_d(atof(optarg)) * OPAQUE;
|
|
break;
|
|
case 'c':
|
|
if (2 != options.shadow_enable)
|
|
options.shadow_enable = 1;
|
|
break;
|
|
case 'C':
|
|
options.no_dock_shadow = True;
|
|
break;
|
|
case 'm':
|
|
options.menu_opacity = atof(optarg);
|
|
break;
|
|
case 'f':
|
|
if (2 != options.fading_enable)
|
|
options.fading_enable = 1;
|
|
break;
|
|
case 'F':
|
|
options.fade_trans = True;
|
|
break;
|
|
case 'S':
|
|
options.synchronize = True;
|
|
break;
|
|
case 'r':
|
|
options.shadow_radius = atoi(optarg);
|
|
break;
|
|
case 'o':
|
|
options.shadow_opacity = atof(optarg);
|
|
break;
|
|
case 'l':
|
|
options.shadow_offset_x = atoi(optarg);
|
|
break;
|
|
case 't':
|
|
options.shadow_offset_y = atoi(optarg);
|
|
break;
|
|
case 'i':
|
|
options.inactive_opacity = (normalize_d(atof(optarg)) * OPAQUE);
|
|
break;
|
|
case 'e':
|
|
options.frame_opacity = atof(optarg);
|
|
break;
|
|
case 'z':
|
|
options.clear_shadow = True;
|
|
break;
|
|
case 'n':
|
|
case 'a':
|
|
case 's':
|
|
fprintf(stderr, "Warning: "
|
|
"-n, -a, and -s have been removed.\n");
|
|
break;
|
|
case 'G':
|
|
options.no_dnd_shadow = True;
|
|
break;
|
|
case 'b':
|
|
options.fork_after_register = True;
|
|
break;
|
|
// Long options
|
|
case 256:
|
|
// --config
|
|
break;
|
|
case 257:
|
|
// --shadow-red
|
|
options.shadow_red = atof(optarg);
|
|
break;
|
|
case 258:
|
|
// --shadow-green
|
|
options.shadow_green = atof(optarg);
|
|
break;
|
|
case 259:
|
|
// --shadow-blue
|
|
options.shadow_blue = atof(optarg);
|
|
break;
|
|
case 260:
|
|
// --inactive-opacity-override
|
|
options.inactive_opacity_override = True;
|
|
break;
|
|
case 261:
|
|
// --inactive-dim
|
|
options.inactive_dim = atof(optarg);
|
|
break;
|
|
case 262:
|
|
// --mark-wmwin-focused
|
|
options.mark_wmwin_focused = True;
|
|
break;
|
|
case 263:
|
|
// --shadow-exclude
|
|
condlst_add(&options.shadow_blacklist, optarg);
|
|
break;
|
|
default:
|
|
usage();
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Range checking and option assignments
|
|
options.fade_delta = max_i(options.fade_delta, 1);
|
|
options.shadow_radius = max_i(options.shadow_radius, 1);
|
|
options.shadow_red = normalize_d(options.shadow_red);
|
|
options.shadow_green = normalize_d(options.shadow_green);
|
|
options.shadow_blue = normalize_d(options.shadow_blue);
|
|
options.inactive_dim = normalize_d(options.inactive_dim);
|
|
options.frame_opacity = normalize_d(options.frame_opacity);
|
|
options.shadow_opacity = normalize_d(options.shadow_opacity);
|
|
options.menu_opacity = normalize_d(options.menu_opacity);
|
|
if (OPAQUE == options.inactive_opacity) {
|
|
options.inactive_opacity = 0;
|
|
}
|
|
if (1 == options.shadow_enable)
|
|
wintype_arr_enable(win_type_shadow);
|
|
win_type_shadow[WINTYPE_DESKTOP] = False;
|
|
if (options.no_dock_shadow)
|
|
win_type_shadow[WINTYPE_DOCK] = False;
|
|
if (options.no_dnd_shadow)
|
|
win_type_shadow[WINTYPE_DND] = False;
|
|
if (1 == options.fading_enable) {
|
|
wintype_arr_enable(win_type_fade);
|
|
}
|
|
if (1.0 != options.menu_opacity) {
|
|
win_type_opacity[WINTYPE_DROPDOWN_MENU] = options.menu_opacity;
|
|
win_type_opacity[WINTYPE_POPUP_MENU] = options.menu_opacity;
|
|
}
|
|
|
|
// Other variables determined by options
|
|
|
|
// Determine whether we need to track focus changes
|
|
if (options.inactive_opacity || options.inactive_dim) {
|
|
options.track_focus = True;
|
|
}
|
|
|
|
// Determine whether we need to track window name and class
|
|
if (options.shadow_blacklist || options.fade_blacklist)
|
|
options.track_wdata = True;
|
|
}
|
|
|
|
static void
|
|
get_atoms(void) {
|
|
extents_atom = XInternAtom(dpy, "_NET_FRAME_EXTENTS", False);
|
|
opacity_atom = XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False);
|
|
frame_extents_atom = XInternAtom(dpy, "_NET_FRAME_EXTENTS", False);
|
|
client_atom = XA_WM_CLASS;
|
|
name_atom = XA_WM_NAME;
|
|
name_ewmh_atom = XInternAtom(dpy, "_NET_WM_NAME", False);
|
|
class_atom = XA_WM_CLASS;
|
|
|
|
win_type_atom = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE", False);
|
|
win_type[WINTYPE_UNKNOWN] = 0;
|
|
win_type[WINTYPE_DESKTOP] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_DESKTOP", False);
|
|
win_type[WINTYPE_DOCK] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_DOCK", False);
|
|
win_type[WINTYPE_TOOLBAR] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_TOOLBAR", False);
|
|
win_type[WINTYPE_MENU] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_MENU", False);
|
|
win_type[WINTYPE_UTILITY] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_UTILITY", False);
|
|
win_type[WINTYPE_SPLASH] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_SPLASH", False);
|
|
win_type[WINTYPE_DIALOG] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_DIALOG", False);
|
|
win_type[WINTYPE_NORMAL] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_NORMAL", False);
|
|
win_type[WINTYPE_DROPDOWN_MENU] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", False);
|
|
win_type[WINTYPE_POPUP_MENU] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_POPUP_MENU", False);
|
|
win_type[WINTYPE_TOOLTIP] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_TOOLTIP", False);
|
|
win_type[WINTYPE_NOTIFY] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_NOTIFICATION", False);
|
|
win_type[WINTYPE_COMBO] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_COMBO", False);
|
|
win_type[WINTYPE_DND] = XInternAtom(dpy,
|
|
"_NET_WM_WINDOW_TYPE_DND", False);
|
|
}
|
|
|
|
int
|
|
main(int argc, char **argv) {
|
|
XEvent ev;
|
|
Window root_return, parent_return;
|
|
Window *children;
|
|
unsigned int nchildren;
|
|
int i;
|
|
XRenderPictureAttributes pa;
|
|
struct pollfd ufd;
|
|
int composite_major, composite_minor;
|
|
win *t;
|
|
|
|
gettimeofday(&time_start, NULL);
|
|
|
|
// Set locale so window names with special characters are interpreted
|
|
// correctly
|
|
setlocale (LC_ALL, "");
|
|
|
|
get_cfg(argc, argv);
|
|
|
|
fade_time = get_time_in_milliseconds();
|
|
|
|
dpy = XOpenDisplay(options.display);
|
|
if (!dpy) {
|
|
fprintf(stderr, "Can't open display\n");
|
|
exit(1);
|
|
}
|
|
|
|
XSetErrorHandler(error);
|
|
if (options.synchronize) {
|
|
XSynchronize(dpy, 1);
|
|
}
|
|
|
|
scr = DefaultScreen(dpy);
|
|
root = RootWindow(dpy, scr);
|
|
|
|
if (!XRenderQueryExtension(dpy, &render_event, &render_error)) {
|
|
fprintf(stderr, "No render extension\n");
|
|
exit(1);
|
|
}
|
|
|
|
if (!XQueryExtension(dpy, COMPOSITE_NAME, &composite_opcode,
|
|
&composite_event, &composite_error)) {
|
|
fprintf(stderr, "No composite extension\n");
|
|
exit(1);
|
|
}
|
|
|
|
XCompositeQueryVersion(dpy, &composite_major, &composite_minor);
|
|
|
|
#if HAS_NAME_WINDOW_PIXMAP
|
|
if (composite_major > 0 || composite_minor >= 2) {
|
|
has_name_pixmap = True;
|
|
}
|
|
#endif
|
|
|
|
if (!XDamageQueryExtension(dpy, &damage_event, &damage_error)) {
|
|
fprintf(stderr, "No damage extension\n");
|
|
exit(1);
|
|
}
|
|
|
|
if (!XFixesQueryExtension(dpy, &xfixes_event, &xfixes_error)) {
|
|
fprintf(stderr, "No XFixes extension\n");
|
|
exit(1);
|
|
}
|
|
|
|
if (!XShapeQueryExtension(dpy, &shape_event, &shape_error)) {
|
|
shape_exists = False;
|
|
}
|
|
|
|
register_cm(scr);
|
|
|
|
if (options.fork_after_register) fork_after();
|
|
|
|
get_atoms();
|
|
|
|
pa.subwindow_mode = IncludeInferiors;
|
|
|
|
gaussian_map = make_gaussian_map(dpy, options.shadow_radius);
|
|
presum_gaussian(gaussian_map);
|
|
|
|
root_width = DisplayWidth(dpy, scr);
|
|
root_height = DisplayHeight(dpy, scr);
|
|
|
|
root_picture = XRenderCreatePicture(dpy, root,
|
|
XRenderFindVisualFormat(dpy, DefaultVisual(dpy, scr)),
|
|
CPSubwindowMode, &pa);
|
|
|
|
black_picture = solid_picture(dpy, True, 1, 0, 0, 0);
|
|
|
|
// Generates another Picture for shadows if the color is modified by
|
|
// user
|
|
if (!options.shadow_red && !options.shadow_green && !options.shadow_blue) {
|
|
cshadow_picture = black_picture;
|
|
} else {
|
|
cshadow_picture = solid_picture(dpy, True, 1,
|
|
options.shadow_red, options.shadow_green, options.shadow_blue);
|
|
}
|
|
|
|
// Generates a picture for options.inactive_dim
|
|
if (options.inactive_dim) {
|
|
dim_picture = solid_picture(dpy, True, options.inactive_dim, 0, 0, 0);
|
|
}
|
|
|
|
all_damage = None;
|
|
XGrabServer(dpy);
|
|
|
|
XCompositeRedirectSubwindows(
|
|
dpy, root, CompositeRedirectManual);
|
|
|
|
XSelectInput(dpy, root,
|
|
SubstructureNotifyMask
|
|
| ExposureMask
|
|
| StructureNotifyMask
|
|
| PropertyChangeMask);
|
|
|
|
XQueryTree(dpy, root, &root_return,
|
|
&parent_return, &children, &nchildren);
|
|
|
|
for (i = 0; i < nchildren; i++) {
|
|
add_win(dpy, children[i], i ? children[i-1] : None, False);
|
|
}
|
|
|
|
XFree(children);
|
|
|
|
if (options.track_focus) {
|
|
recheck_focus(dpy);
|
|
}
|
|
|
|
XUngrabServer(dpy);
|
|
|
|
ufd.fd = ConnectionNumber(dpy);
|
|
ufd.events = POLLIN;
|
|
|
|
t = paint_preprocess(dpy, list);
|
|
paint_all(dpy, None, t);
|
|
|
|
for (;;) {
|
|
do {
|
|
if (!QLength(dpy)) {
|
|
if (poll(&ufd, 1, fade_timeout()) == 0) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
XNextEvent(dpy, &ev);
|
|
ev_handle((XEvent *)&ev);
|
|
} while (QLength(dpy));
|
|
|
|
t = paint_preprocess(dpy, list);
|
|
if (all_damage) {
|
|
static int paint;
|
|
paint_all(dpy, all_damage, t);
|
|
paint++;
|
|
XSync(dpy, False);
|
|
all_damage = None;
|
|
}
|
|
}
|
|
}
|