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xrdp-proprietary/xrdp/xrdp_wm.c

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/*
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
Copyright (C) Jay Sorg 2004
simple window manager
*/
#include "xrdp.h"
/*****************************************************************************/
struct xrdp_wm* xrdp_wm_create(struct xrdp_process* owner)
{
struct xrdp_wm* self;
self = (struct xrdp_wm*)g_malloc(sizeof(struct xrdp_wm), 1);
self->screen = xrdp_bitmap_create(owner->rdp_layer->width,
owner->rdp_layer->height,
owner->rdp_layer->bpp, 2);
self->screen->wm = self;
self->pro_layer = owner;
self->orders = owner->orders;
self->painter = xrdp_painter_create(self);
self->rdp_layer = owner->rdp_layer;
self->cache = xrdp_cache_create(self, self->orders);
return self;
}
/*****************************************************************************/
void xrdp_wm_delete(struct xrdp_wm* self)
{
if (self == 0)
return;
xrdp_cache_delete(self->cache);
xrdp_painter_delete(self->painter);
xrdp_bitmap_delete(self->screen);
g_free(self);
}
/*****************************************************************************/
int xrdp_wm_send_palette(struct xrdp_wm* self)
{
int i;
int color;
struct stream* s;
make_stream(s);
init_stream(s, 8192);
xrdp_rdp_init_data(self->rdp_layer, s);
out_uint16_le(s, RDP_UPDATE_PALETTE);
out_uint16_le(s, 0);
out_uint16_le(s, 256); /* # of colors */
out_uint16_le(s, 0);
for (i = 0; i < 256; i++)
{
color = self->palette[i];
out_uint8(s, color >> 16);
out_uint8(s, color >> 8);
out_uint8(s, color);
}
s_mark_end(s);
xrdp_rdp_send_data(self->rdp_layer, s, RDP_DATA_PDU_UPDATE);
free_stream(s);
return 0;
}
/*****************************************************************************/
/* todo */
int xrdp_wm_send_bitmap(struct xrdp_wm* self, struct xrdp_bitmap* bitmap,
int x, int y, int cx, int cy)
{
int data_size;
int line_size;
int i;
int total_lines;
int lines_sending;
char* p;
struct stream* s;
make_stream(s);
init_stream(s, 8192);
data_size = bitmap->width * bitmap->height * ((bitmap->bpp + 7) / 8);
line_size = bitmap->width * ((bitmap->bpp + 7) / 8);
total_lines = data_size / line_size;
i = 0;
p = bitmap->data;
lines_sending = 4096 / line_size;
if (lines_sending > total_lines)
lines_sending = total_lines;
while (i < total_lines)
{
xrdp_rdp_init_data(self->rdp_layer, s);
out_uint16_le(s, RDP_UPDATE_BITMAP);
out_uint16_le(s, 1); /* num updates */
out_uint16_le(s, x);
out_uint16_le(s, y + i);
out_uint16_le(s, (x + cx) - 1);
out_uint16_le(s, (y + i + cy) - 1);
out_uint16_le(s, bitmap->width);
out_uint16_le(s, lines_sending);
out_uint16_le(s, bitmap->bpp); /* bpp */
out_uint16_le(s, 0); /* compress */
out_uint16_le(s, line_size * lines_sending); /* bufsize */
out_uint8a(s, p, line_size * lines_sending);
s_mark_end(s);
xrdp_rdp_send_data(self->rdp_layer, s, RDP_DATA_PDU_UPDATE);
p = p + line_size * lines_sending;
i = i + lines_sending;
if (i + lines_sending > total_lines)
lines_sending = total_lines - i;
if (lines_sending <= 0)
break;
}
free_stream(s);
return 0;
}
/*****************************************************************************/
int xrdp_wm_color15(int r, int g, int b)
{
r = r >> 3;
g = g >> 3;
b = b >> 3;
return (r << 10) | (g << 5) | b;
}
/*****************************************************************************/
int xrdp_wm_color16(int r, int g, int b)
{
r = r >> 3;
g = g >> 2;
b = b >> 3;
return (r << 11) | (g << 5) | b;
}
/*****************************************************************************/
int xrdp_wm_color24(int r, int g, int b)
{
return r | (g << 8) | (b << 16);
}
/*****************************************************************************/
/* all login help screen events go here */
int xrdp_wm_login_help_notify(struct xrdp_bitmap* wnd,
struct xrdp_bitmap* sender,
int msg, int param1, int param2)
{
if (wnd == 0)
return 0;
if (sender == 0)
return 0;
if (wnd->owner == 0)
return 0;
if (msg == 1) /* click */
{
if (sender->id == 1) /* ok button */
{
if (sender->owner->notify != 0)
{
wnd->owner->notify(wnd->owner, wnd, 100, 1, 0); /* ok */
}
}
}
return 0;
}
/*****************************************************************************/
int xrdp_wm_set_focused(struct xrdp_wm* self, struct xrdp_bitmap* wnd)
{
if (self == 0)
return 0;
if (self->focused_window == wnd)
return 0;
if (self->focused_window != 0)
{
xrdp_bitmap_set_focus(self->focused_window, 0);
}
self->focused_window = wnd;
if (self->focused_window != 0)
{
xrdp_bitmap_set_focus(self->focused_window, 1);
}
return 0;
}
/*****************************************************************************/
/* all login screen events go here */
int xrdp_wm_login_notify(struct xrdp_bitmap* wnd,
struct xrdp_bitmap* sender,
int msg, int param1, int param2)
{
struct xrdp_bitmap* help;
struct xrdp_bitmap* but;
struct xrdp_bitmap* b;
struct xrdp_rect rect;
int i;
if (msg == 1) /* click */
{
if (sender->id == 1) /* help button */
{
/* create help screen */
help = xrdp_bitmap_create(300, 300, wnd->wm->screen->bpp, 1);
xrdp_list_insert_item(wnd->wm->screen->child_list, 0, (int)help);
help->parent = wnd->wm->screen;
help->owner = wnd;
wnd->modal_dialog = help;
help->wm = wnd->wm;
help->bg_color = wnd->wm->grey;
help->left = wnd->wm->screen->width / 2 - help->width / 2;
help->top = wnd->wm->screen->height / 2 - help->height / 2;
help->notify = xrdp_wm_login_help_notify;
/* ok button */
but = xrdp_bitmap_create(60, 25, wnd->wm->screen->bpp, 3);
xrdp_list_insert_item(help->child_list, 0, (int)but);
but->parent = help;
but->owner = help;
but->wm = wnd->wm;
but->left = 120;
but->top = 260;
but->id = 1;
/* draw it */
xrdp_bitmap_invalidate(help, 0);
xrdp_wm_set_focused(wnd->wm, help);
}
else if (sender->id == 2) /* cancel button */
{
/*if (wnd != 0)
if (wnd->wm != 0)
if (wnd->wm->pro_layer != 0)
wnd->wm->pro_layer->term = 1;*/
}
}
else if (msg == 2) /* mouse move */
{
}
else if (msg == 100) /* modal result is done */
{
i = xrdp_list_index_of(wnd->wm->screen->child_list, (int)sender);
if (i >= 0)
{
b = (struct xrdp_bitmap*)
xrdp_list_get_item(wnd->wm->screen->child_list, i);
xrdp_list_remove_item(sender->wm->screen->child_list, i);
xrdp_wm_rect(&rect, b->left, b->top, b->width, b->height);
xrdp_bitmap_invalidate(wnd->wm->screen, &rect);
xrdp_bitmap_delete(sender);
wnd->modal_dialog = 0;
xrdp_wm_set_focused(wnd->wm, wnd);
}
}
return 0;
}
/*****************************************************************************/
int xrdp_set_cursor(struct xrdp_wm* self, int cache_idx)
{
struct stream* s;
make_stream(s);
init_stream(s, 8192);
xrdp_rdp_init_data(self->rdp_layer, s);
out_uint16_le(s, RDP_POINTER_CACHED);
out_uint16_le(s, 0); /* pad */
out_uint16_le(s, cache_idx); /* cache_idx */
s_mark_end(s);
xrdp_rdp_send_data(self->rdp_layer, s, RDP_DATA_PDU_POINTER);
free_stream(s);
return 0;
}
//******************************************************************************
int xrdp_wm_get_pixel(char* data, int x, int y, int width, int bpp)
{
int start;
int shift;
if (bpp == 1)
{
width = (width + 7) / 8;
start = (y * width) + x / 8;
shift = x % 8;
return (data[start] & (0x80 >> shift)) != 0;
}
else if (bpp == 4)
{
width = (width + 1) / 2;
start = y * width + x / 2;
shift = x % 2;
if (shift == 0)
return (data[start] & 0xf0) >> 4;
else
return data[start] & 0x0f;
}
return 0;
}
/*****************************************************************************/
/* send a cursor from a file */
int xrdp_send_cursor(struct xrdp_wm* self, char* file_name, int cache_idx)
{
int fd;
int w;
int h;
int x;
int y;
int bpp;
int i;
int j;
int rv;
int pixel;
int palette[16];
struct stream* fs;
struct stream* s;
rv = 1;
make_stream(s);
init_stream(s, 8192);
make_stream(fs);
init_stream(fs, 8192);
fd = g_file_open(file_name);
g_file_read(fd, fs->data, 8192);
g_file_close(fd);
in_uint8s(fs, 6);
in_uint8(fs, w);
in_uint8(fs, h);
in_uint8s(fs, 2);
in_uint16_le(fs, x);
in_uint16_le(fs, y);
in_uint8s(fs, 22);
in_uint8(fs, bpp);
in_uint8s(fs, 25);
if (w == 32 && h == 32)
{
xrdp_rdp_init_data(self->rdp_layer, s);
out_uint16_le(s, RDP_POINTER_COLOR);
out_uint16_le(s, 0); /* pad */
out_uint16_le(s, cache_idx); /* cache_idx */
out_uint16_le(s, x);
out_uint16_le(s, y);
out_uint16_le(s, w);
out_uint16_le(s, h);
out_uint16_le(s, 128);
out_uint16_le(s, 3072);
if (bpp == 1)
{
in_uint8a(fs, palette, 8);
for (i = 0; i < 32; i++)
{
for (j = 0; j < 32; j++)
{
pixel = palette[xrdp_wm_get_pixel(fs->p, j, i, 32, 1)];
out_uint8(s, pixel);
out_uint8(s, pixel >> 8);
out_uint8(s, pixel >> 16);
}
}
in_uint8s(fs, 128);
}
else if (bpp == 4)
{
in_uint8a(fs, palette, 64);
for (i = 0; i < 32; i++)
{
for (j = 0; j < 32; j++)
{
pixel = palette[xrdp_wm_get_pixel(fs->p, j, i, 32, 4)];
out_uint8(s, pixel);
out_uint8(s, pixel >> 8);
out_uint8(s, pixel >> 16);
}
}
in_uint8s(fs, 512);
}
out_uint8a(s, fs->p, 128); /* mask */
s_mark_end(s);
xrdp_rdp_send_data(self->rdp_layer, s, RDP_DATA_PDU_POINTER);
rv = 0;
}
free_stream(s);
free_stream(fs);
return rv;
}
/*****************************************************************************/
int xrdp_wm_init(struct xrdp_wm* self)
{
struct xrdp_bitmap* but;
if (self->screen->bpp == 8)
{
/* rgb */
self->palette[250] = 0x00ff0000;
self->palette[251] = 0x0000ff00;
self->palette[252] = 0x00c0c0c0;
self->palette[253] = 0x00808080;
self->palette[254] = 0x000000ff;
self->palette[255] = 0x00ffffff;
self->black = 0;
self->grey = 252;
self->dark_grey = 253;
self->blue = 254;
self->white = 255;
self->red = 250;
self->green = 251;
xrdp_wm_send_palette(self);
}
else if (self->screen->bpp == 15)
{
self->black = xrdp_wm_color15(0, 0, 0);
self->grey = xrdp_wm_color15(0xc0, 0xc0, 0xc0);
self->dark_grey = xrdp_wm_color15(0x80, 0x80, 0x80);
self->blue = xrdp_wm_color15(0x00, 0x00, 0xff);
self->white = xrdp_wm_color15(0xff, 0xff, 0xff);
self->red = xrdp_wm_color15(0xff, 0x00, 0x00);
self->green = xrdp_wm_color15(0x00, 0xff, 0x00);
}
else if (self->screen->bpp == 16)
{
self->black = xrdp_wm_color16(0, 0, 0);
self->grey = xrdp_wm_color16(0xc0, 0xc0, 0xc0);
self->dark_grey = xrdp_wm_color16(0x80, 0x80, 0x80);
self->blue = xrdp_wm_color16(0x00, 0x00, 0xff);
self->white = xrdp_wm_color16(0xff, 0xff, 0xff);
self->red = xrdp_wm_color16(0xff, 0x00, 0x00);
self->green = xrdp_wm_color16(0x00, 0xff, 0x00);
}
else if (self->screen->bpp == 24)
{
self->black = xrdp_wm_color24(0, 0, 0);
self->grey = xrdp_wm_color24(0xc0, 0xc0, 0xc0);
self->dark_grey = xrdp_wm_color24(0x80, 0x80, 0x80);
self->blue = xrdp_wm_color24(0x00, 0x00, 0xff);
self->white = xrdp_wm_color24(0xff, 0xff, 0xff);
self->red = xrdp_wm_color24(0xff, 0x00, 0x00);
self->green = xrdp_wm_color24(0x00, 0xff, 0x00);
}
/* draw login window */
self->login_window = xrdp_bitmap_create(400, 200, self->screen->bpp, 1);
xrdp_list_add_item(self->screen->child_list, (int)self->login_window);
self->login_window->parent = self->screen;
self->login_window->owner = self->screen;
self->login_window->wm = self;
self->login_window->bg_color = self->grey;
self->login_window->left = self->screen->width / 2 -
self->login_window->width / 2;
self->login_window->top = self->screen->height / 2 -
self->login_window->height / 2;
self->login_window->notify = xrdp_wm_login_notify;
/* image */
but = xrdp_bitmap_create(4, 4, self->screen->bpp, 4);
xrdp_bitmap_load(but, "xrdp256.bmp", self->palette);
but->parent = self->screen;
but->owner = self->screen;
but->wm = self;
but->left = self->screen->width - but->width;
but->top = self->screen->height - but->height;
xrdp_list_add_item(self->screen->child_list, (int)but);
/* image */
but = xrdp_bitmap_create(4, 4, self->screen->bpp, 4);
xrdp_bitmap_load(but, "ad256.bmp", self->palette);
but->parent = self->login_window;
but->owner = self->login_window;
but->wm = self;
but->left = 10;
but->top = 30;
xrdp_list_add_item(self->login_window->child_list, (int)but);
but = xrdp_bitmap_create(60, 25, self->screen->bpp, 3);
xrdp_list_add_item(self->login_window->child_list, (int)but);
but->parent = self->login_window;
but->owner = self->login_window;
but->wm = self;
but->left = 320;
but->top = 160;
but->id = 1;
but = xrdp_bitmap_create(60, 25, self->screen->bpp, 3);
xrdp_list_add_item(self->login_window->child_list, (int)but);
but->parent = self->login_window;
but->owner = self->login_window;
but->wm = self;
but->left = 250;
but->top = 160;
but->id = 2;
but = xrdp_bitmap_create(60, 25, self->screen->bpp, 3);
xrdp_list_add_item(self->login_window->child_list, (int)but);
but->parent = self->login_window;
but->owner = self->login_window;
but->wm = self;
but->left = 180;
but->top = 160;
but->id = 3;
but = xrdp_bitmap_create(140, 20, self->screen->bpp, 5);
xrdp_list_add_item(self->login_window->child_list, (int)but);
but->parent = self->login_window;
but->owner = self->login_window;
but->wm = self;
but->left = 220;
but->top = 50;
but->id = 4;
but->cursor = 1;
but = xrdp_bitmap_create(140, 20, self->screen->bpp, 5);
xrdp_list_add_item(self->login_window->child_list, (int)but);
but->parent = self->login_window;
but->owner = self->login_window;
but->wm = self;
but->left = 220;
but->top = 80;
but->id = 5;
but->cursor = 1;
/* clear screen */
self->screen->bg_color = self->black;
xrdp_bitmap_invalidate(self->screen, 0);
xrdp_wm_set_focused(self, self->login_window);
xrdp_send_cursor(self, "cursor1.cur", 1);
xrdp_send_cursor(self, "cursor0.cur", 0);
return 0;
}
/*****************************************************************************/
/* returns the number for rects visible for an area relative to a drawable */
/* putting the rects in region */
int xrdp_wm_get_vis_region(struct xrdp_wm* self, struct xrdp_bitmap* bitmap,
int x, int y, int cx, int cy,
struct xrdp_region* region)
{
int i;
struct xrdp_bitmap* p;
struct xrdp_rect a;
struct xrdp_rect b;
/* area we are drawing */
xrdp_wm_rect(&a, bitmap->left + x, bitmap->top + y, cx, cy);
p = bitmap->parent;
while (p != 0)
{
xrdp_wm_rect_offset(&a, p->left, p->top);
p = p->parent;
}
xrdp_region_add_rect(region, &a);
if (bitmap == self->screen)
return 0;
/* loop through all windows in z order */
for (i = 0; i < self->screen->child_list->count; i++)
{
p = (struct xrdp_bitmap*)xrdp_list_get_item(self->screen->child_list, i);
if (p == bitmap || p == bitmap->parent)
return 0;
xrdp_wm_rect(&b, p->left, p->top, p->width, p->height);
xrdp_region_subtract_rect(region, &b);
}
return 0;
}
/*****************************************************************************/
/* return the window at x, y on the screen */
struct xrdp_bitmap* xrdp_wm_at_pos(struct xrdp_bitmap* wnd, int x, int y,
struct xrdp_bitmap** wnd1)
{
int i;
struct xrdp_bitmap* p;
struct xrdp_bitmap* q;
/* loop through all windows in z order */
for (i = 0; i < wnd->child_list->count; i++)
{
p = (struct xrdp_bitmap*)xrdp_list_get_item(wnd->child_list, i);
if (x >= p->left && y >= p->top && x < p->left + p->width &&
y < p->top + p->height)
{
if (wnd1 != 0)
*wnd1 = p;
q = xrdp_wm_at_pos(p, x - p->left, y - p->top, 0);
if (q == 0)
return p;
else
return q;
}
}
return 0;
}
/*****************************************************************************/
int xrdp_wm_xor_pat(struct xrdp_wm* self, int x, int y, int cx, int cy)
{
self->painter->rop = 0x5a;
xrdp_painter_begin_update(self->painter);
self->painter->use_clip = 0;
self->painter->brush.pattern[0] = 0xaa;
self->painter->brush.pattern[1] = 0x55;
self->painter->brush.pattern[2] = 0xaa;
self->painter->brush.pattern[3] = 0x55;
self->painter->brush.pattern[4] = 0xaa;
self->painter->brush.pattern[5] = 0x55;
self->painter->brush.pattern[6] = 0xaa;
self->painter->brush.pattern[7] = 0x55;
self->painter->brush.x_orgin = 0;
self->painter->brush.x_orgin = 0;
self->painter->brush.style = 3;
self->painter->bg_color = self->black;
self->painter->fg_color = self->white;
/* top */
xrdp_painter_fill_rect2(self->painter, self->screen, x, y, cx, 5);
/* bottom */
xrdp_painter_fill_rect2(self->painter, self->screen, x, y + (cy - 5), cx, 5);
/* left */
xrdp_painter_fill_rect2(self->painter, self->screen, x, y + 5, 5, cy - 10);
/* right */
xrdp_painter_fill_rect2(self->painter, self->screen, x + (cx - 5), y + 5, 5,
cy - 10);
xrdp_painter_end_update(self->painter);
self->painter->rop = 0xcc;
return 0;
}
/*****************************************************************************/
/* this don't are about nothing, just copy the bits */
/* no clipping rects, no windows in the way, nothing */
int xrdp_wm_bitblt(struct xrdp_wm* self,
struct xrdp_bitmap* dst, int dx, int dy,
struct xrdp_bitmap* src, int sx, int sy,
int sw, int sh, int rop)
{
// int i;
// int line_size;
// int Bpp;
// char* s;
// char* d;
// if (sw <= 0 || sh <= 0)
// return 0;
if (self->screen == dst && self->screen == src)
{ /* send a screen blt */
// Bpp = (dst->bpp + 7) / 8;
// line_size = sw * Bpp;
// s = src->data + (sy * src->width + sx) * Bpp;
// d = dst->data + (dy * dst->width + dx) * Bpp;
// for (i = 0; i < sh; i++)
// {
// //g_memcpy(d, s, line_size);
// s += src->width * Bpp;
// d += dst->width * Bpp;
// }
xrdp_orders_init(self->orders);
xrdp_orders_screen_blt(self->orders, dx, dy, sw, sh, sx, sy, rop, 0);
xrdp_orders_send(self->orders);
}
return 0;
}
/*****************************************************************************/
/* return true is rect is totaly exposed going in reverse z order */
/* from wnd up */
int xrdp_wm_is_rect_vis(struct xrdp_wm* self, struct xrdp_bitmap* wnd,
struct xrdp_rect* rect)
{
struct xrdp_rect rect1;
struct xrdp_rect rect2;
struct xrdp_bitmap* b;
int i;;
/* if rect is part off screen */
if (rect->left < 0)
return 0;
if (rect->top < 0)
return 0;
if (rect->right >= self->screen->width)
return 0;
if (rect->bottom >= self->screen->height)
return 0;
i = xrdp_list_index_of(self->screen->child_list, (int)wnd);
i--;
while (i >= 0)
{
b = (struct xrdp_bitmap*)xrdp_list_get_item(self->screen->child_list, i);
xrdp_wm_rect(&rect1, b->left, b->top, b->width, b->height);
if (xrdp_wm_rect_intersect(rect, &rect1, &rect2))
return 0;
i--;
}
return 1;
}
/*****************************************************************************/
int xrdp_wm_move_window(struct xrdp_wm* self, struct xrdp_bitmap* wnd,
int dx, int dy)
{
struct xrdp_rect rect1;
struct xrdp_rect rect2;
struct xrdp_region* r;
int i;
xrdp_wm_rect(&rect1, wnd->left, wnd->top, wnd->width, wnd->height);
if (xrdp_wm_is_rect_vis(self, wnd, &rect1))
{
rect2 = rect1;
xrdp_wm_rect_offset(&rect2, dx, dy);
if (xrdp_wm_is_rect_vis(self, wnd, &rect2))
{ /* if both src and dst are unobscured, we can do a bitblt move */
xrdp_wm_bitblt(self, self->screen, wnd->left + dx, wnd->top + dy,
self->screen, wnd->left, wnd->top,
wnd->width, wnd->height, 0xcc);
wnd->left += dx;
wnd->top += dy;
r = xrdp_region_create(self);
xrdp_region_add_rect(r, &rect1);
xrdp_region_subtract_rect(r, &rect2);
i = 0;
while (xrdp_region_get_rect(r, i, &rect1) == 0)
{
xrdp_bitmap_invalidate(self->screen, &rect1);
i++;
}
xrdp_region_delete(r);
return 0;
}
}
wnd->left += dx;
wnd->top += dy;
xrdp_bitmap_invalidate(self->screen, &rect1);
xrdp_bitmap_invalidate(wnd, 0);
return 0;
}
/*****************************************************************************/
int xrdp_wm_rect(struct xrdp_rect* r, int x, int y, int cx, int cy)
{
r->left = x;
r->top = y;
r->right = x + cx;
r->bottom = y + cy;
return 0;
}
/*****************************************************************************/
int xrdp_wm_rect_is_empty(struct xrdp_rect* in)
{
return (in->right <= in->left) || (in->bottom <= in->top);
}
/*****************************************************************************/
int xrdp_wm_rect_contains_pt(struct xrdp_rect* in, int x, int y)
{
if (x < in->left)
return 0;
if (y < in->top)
return 0;
if (x >= in->right)
return 0;
if (y >= in->bottom)
return 0;
return 1;
}
/*****************************************************************************/
int xrdp_wm_rect_intersect(struct xrdp_rect* in1, struct xrdp_rect* in2,
struct xrdp_rect* out)
{
int rv;
*out = *in1;
if (in2->left > in1->left)
out->left = in2->left;
if (in2->top > in1->top)
out->top = in2->top;
if (in2->right < in1->right)
out->right = in2->right;
if (in2->bottom < in1->bottom)
out->bottom = in2->bottom;
rv = !xrdp_wm_rect_is_empty(out);
if (!rv)
g_memset(out, 0, sizeof(struct xrdp_rect));
return rv;
}
/*****************************************************************************/
int xrdp_wm_rect_offset(struct xrdp_rect* in, int dx, int dy)
{
in->left += dx;
in->right += dx;
in->top += dy;
in->bottom += dy;
return 0;
}
/*****************************************************************************/
int xrdp_wm_mouse_move(struct xrdp_wm* self, int x, int y)
{
struct xrdp_bitmap* b;
int boxx;
int boxy;
DEBUG(("in mouse move\n\r"));
if (self == 0)
return 0;
if (x < 0)
x = 0;
if (y < 0)
y = 0;
if (x >= self->screen->width)
x = self->screen->width;
if (y >= self->screen->height)
y = self->screen->height;
if (self->dragging)
{
xrdp_painter_begin_update(self->painter);
boxx = self->draggingx - self->draggingdx;
boxy = self->draggingy - self->draggingdy;
if (self->draggingxorstate)
xrdp_wm_xor_pat(self, boxx, boxy, self->draggingcx, self->draggingcy);
self->draggingx = x;
self->draggingy = y;
boxx = self->draggingx - self->draggingdx;
boxy = self->draggingy - self->draggingdy;
xrdp_wm_xor_pat(self, boxx, boxy, self->draggingcx, self->draggingcy);
self->draggingxorstate = 1;
xrdp_painter_end_update(self->painter);
}
b = xrdp_wm_at_pos(self->screen, x, y, 0);
if (self->button_down != 0)
{
if (b == self->button_down && self->button_down->state == 0)
{
self->button_down->state = 1;
xrdp_bitmap_invalidate(self->button_down, 0);
}
else if (b != self->button_down)
{
self->button_down->state = 0;
xrdp_bitmap_invalidate(self->button_down, 0);
}
}
if (b != 0)
{
if (!self->dragging)
{
if (b->cursor != self->current_cursor)
{
xrdp_set_cursor(self, b->cursor);
self->current_cursor = b->cursor;
}
if (self->button_down == 0)
if (b->notify != 0)
b->notify(b->owner, b, 2, x, y);
}
}
DEBUG(("out mouse move\n\r"));
return 0;
}
/*****************************************************************************/
int xrdp_wm_mouse_click(struct xrdp_wm* self, int x, int y, int but, int down)
{
struct xrdp_bitmap* b;
struct xrdp_bitmap* b1;
int newx;
int newy;
int oldx;
int oldy;
if (self == 0)
return 0;
if (x < 0)
x = 0;
if (y < 0)
y = 0;
if (x >= self->screen->width)
x = self->screen->width;
if (y >= self->screen->height)
y = self->screen->height;
if (self->dragging && but == 1 && !down && self->dragging_window != 0)
{ /* if done dragging */
self->draggingx = x;
self->draggingy = y;
newx = self->draggingx - self->draggingdx;
newy = self->draggingy - self->draggingdy;
oldx = self->dragging_window->left;
oldy = self->dragging_window->top;
/* draw xor box one more time */
if (self->draggingxorstate)
xrdp_wm_xor_pat(self, newx, newy, self->draggingcx, self->draggingcy);
self->draggingxorstate = 0;
/* move screen to new location */
xrdp_wm_move_window(self, self->dragging_window, newx - oldx, newy - oldy);
self->dragging_window = 0;
self->dragging = 0;
}
b = xrdp_wm_at_pos(self->screen, x, y, &b1);
if (b != 0)
{
if (b->type == 3 && but == 1 && !down && self->button_down == b)
{ /* if clicking up on a button that was clicked down */
self->button_down = 0;
b->state = 0;
xrdp_bitmap_invalidate(b, 0);
if (b->parent != 0)
if (b->parent->notify != 0)
/* b can be invalid after this */
b->parent->notify(b->owner, b, 1, x, y);
}
else if (b->type == 3 && but == 1 && down)
{ /* if clicking down on a button */
self->button_down = b;
b->state = 1;
xrdp_bitmap_invalidate(b, 0);
}
else if (but == 1 && down)
{
xrdp_wm_set_focused(self, b1);
if (b->type == 1 && y < (b->top + 21))
{ /* if dragging */
if (self->dragging) /* rarely happens */
{
newx = self->draggingx - self->draggingdx;
newy = self->draggingy - self->draggingdy;
if (self->draggingxorstate)
xrdp_wm_xor_pat(self, newx, newy,
self->draggingcx, self->draggingcy);
self->draggingxorstate = 0;
}
self->dragging = 1;
self->dragging_window = b;
self->draggingorgx = b->left;
self->draggingorgy = b->top;
self->draggingx = x;
self->draggingy = y;
self->draggingdx = x - b->left;
self->draggingdy = y - b->top;
self->draggingcx = b->width;
self->draggingcy = b->height;
}
}
}
else
xrdp_wm_set_focused(self, 0);
/* no matter what, mouse is up, reset button_down */
if (but == 1 && !down && self->button_down != 0)
self->button_down = 0;
return 0;
}
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