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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.
xrdp: A Remote Desktop Protocol server.
Copyright (C) Jay Sorg 2004-2005
simple window manager
*/
#include "xrdp.h"
/*****************************************************************************/
struct xrdp_wm* xrdp_wm_create(struct xrdp_process* owner,
struct xrdp_client_info* client_info)
{
struct xrdp_wm* self;
self = (struct xrdp_wm*)g_malloc(sizeof(struct xrdp_wm), 1);
self->client_info = client_info;
self->screen = xrdp_bitmap_create(client_info->width,
client_info->height,
client_info->bpp,
WND_TYPE_SCREEN, self);
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, self->client_info);
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);
/* free any modual stuff */
if (self->mod != 0)
{
if (self->mod_exit != 0)
{
self->mod_exit((int)self->mod);
}
}
if (self->mod_handle != 0)
{
g_free_library(self->mod_handle);
}
/* free self */
g_free(self);
}
/*****************************************************************************/
int xrdp_wm_send_palette(struct xrdp_wm* self)
{
int i;
int color;
struct stream* s;
if (self->client_info->bpp > 8)
{
return 0;
}
xrdp_orders_force_send(self->orders);
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);
xrdp_orders_init(self->orders);
xrdp_orders_send_palette(self->orders, self->palette, 0);
xrdp_orders_send(self->orders);
return 0;
}
/*****************************************************************************/
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 j;
int total_lines;
int lines_sending;
int Bpp;
int e;
int bufsize;
int total_bufsize;
int num_updates;
char* p_num_updates;
char* p;
char* q;
struct stream* s;
struct stream* temp_s;
Bpp = (bitmap->bpp + 7) / 8;
e = bitmap->width % 4;
if (e != 0)
{
e = 4 - e;
}
line_size = bitmap->width * Bpp;
make_stream(s);
init_stream(s, 8192);
if (self->client_info->use_bitmap_comp)
{
make_stream(temp_s);
init_stream(temp_s, 65536);
i = 0;
if (cy <= bitmap->height)
{
i = cy;
}
while (i > 0)
{
total_bufsize = 0;
num_updates = 0;
xrdp_rdp_init_data(self->rdp_layer, s);
out_uint16_le(s, RDP_UPDATE_BITMAP);
p_num_updates = s->p;
out_uint8s(s, 2); /* num_updates set later */
do
{
if (self->client_info->op1)
{
s_push_layer(s, channel_hdr, 18);
}
else
{
s_push_layer(s, channel_hdr, 26);
}
p = s->p;
lines_sending = xrdp_bitmap_compress(bitmap->data, bitmap->width,
bitmap->height,
s, bitmap->bpp,
4096 - total_bufsize,
i - 1, temp_s, e);
if (lines_sending == 0)
{
break;
}
num_updates++;
bufsize = s->p - p;
total_bufsize += bufsize;
i = i - lines_sending;
s_mark_end(s);
s_pop_layer(s, channel_hdr);
out_uint16_le(s, x); /* left */
out_uint16_le(s, y + i); /* top */
out_uint16_le(s, (x + cx) - 1); /* right */
out_uint16_le(s, (y + i + lines_sending) - 1); /* bottom */
out_uint16_le(s, bitmap->width + e); /* width */
out_uint16_le(s, lines_sending); /* height */
out_uint16_le(s, bitmap->bpp); /* bpp */
if (self->client_info->op1)
{
out_uint16_le(s, 0x401); /* compress */
out_uint16_le(s, bufsize); /* compressed size */
j = (bitmap->width + e) * Bpp;
j = j * lines_sending;
}
else
{
out_uint16_le(s, 0x1); /* compress */
out_uint16_le(s, bufsize + 8);
out_uint8s(s, 2); /* pad */
out_uint16_le(s, bufsize); /* compressed size */
j = (bitmap->width + e) * Bpp;
out_uint16_le(s, j); /* line size */
j = j * lines_sending;
out_uint16_le(s, j); /* final size */
}
if (j > 32768)
{
g_printf("error, decompressed size too big, its %d\n\r", j);
}
if (bufsize > 8192)
{
g_printf("error, compressed size too big, its %d\n\r", bufsize);
}
s->p = s->end;
} while (total_bufsize < 4096 && i > 0);
p_num_updates[0] = num_updates;
p_num_updates[1] = num_updates >> 8;
xrdp_rdp_send_data(self->rdp_layer, s, RDP_DATA_PDU_UPDATE);
if (total_bufsize > 8192)
{
g_printf("error, total compressed size too big, its %d\n\r",
total_bufsize);
}
}
free_stream(temp_s);
}
else
{
lines_sending = 0;
data_size = bitmap->width * bitmap->height * Bpp;
total_lines = bitmap->height;
i = 0;
p = bitmap->data;
if (line_size > 0 && total_lines > 0)
{
while (i < total_lines)
{
lines_sending = 4096 / (line_size + e * Bpp);
if (i + lines_sending > total_lines)
lines_sending = total_lines - i;
p = p + line_size * lines_sending;
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 + lines_sending) - 1);
out_uint16_le(s, bitmap->width + e);
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 + e * Bpp) * lines_sending); /* bufsize */
q = p;
for (j = 0; j < lines_sending; j++)
{
q = q - line_size;
out_uint8a(s, q, line_size)
out_uint8s(s, e * Bpp);
}
s_mark_end(s);
xrdp_rdp_send_data(self->rdp_layer, s, RDP_DATA_PDU_UPDATE);
i = i + lines_sending;
}
}
}
free_stream(s);
return 0;
}
/*****************************************************************************/
int xrdp_wm_set_focused(struct xrdp_wm* self, struct xrdp_bitmap* wnd)
{
struct xrdp_bitmap* focus_out_control;
struct xrdp_bitmap* focus_in_control;
if (self == 0)
{
return 0;
}
if (self->focused_window == wnd)
{
return 0;
}
focus_out_control = 0;
focus_in_control = 0;
if (self->focused_window != 0)
{
xrdp_bitmap_set_focus(self->focused_window, 0);
focus_out_control = self->focused_window->focused_control;
}
self->focused_window = wnd;
if (self->focused_window != 0)
{
xrdp_bitmap_set_focus(self->focused_window, 1);
focus_in_control = self->focused_window->focused_control;
}
xrdp_bitmap_invalidate(focus_out_control, 0);
xrdp_bitmap_invalidate(focus_in_control, 0);
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;
}
/*****************************************************************************/
int xrdp_wm_pointer(struct xrdp_wm* self, char* data, char* mask, int x, int y)
{
struct xrdp_pointer_item pointer_item;
g_memset(&pointer_item, 0, sizeof(struct xrdp_pointer_item));
pointer_item.x = x;
pointer_item.y = y;
g_memcpy(pointer_item.data, data, 32 * 32 * 3);
g_memcpy(pointer_item.mask, mask, 32 * 32 / 8);
xrdp_cache_add_pointer(self->cache, &pointer_item);
return 0;
}
/*****************************************************************************/
int xrdp_wm_load_pointer(struct xrdp_wm* self, char* file_name, char* data,
char* mask, int* x, int* y)
{
int fd;
int bpp;
int w;
int h;
int i;
int j;
int pixel;
int palette[16];
struct stream* fs;
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)
{
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)];
*data = pixel;
data++;
*data = pixel >> 8;
data++;
*data = pixel >> 16;
data++;
}
}
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, 1)];
*data = pixel;
data++;
*data = pixel >> 8;
data++;
*data = pixel >> 16;
data++;
}
}
in_uint8s(fs, 512);
}
g_memcpy(mask, fs->p, 128); /* mask */
}
free_stream(fs);
return 0;
}
/*****************************************************************************/
int xrdp_wm_send_pointer(struct xrdp_wm* self, int cache_idx,
char* data, char* mask, int x, int y)
{
struct stream* s;
char* p;
int i;
int j;
make_stream(s);
init_stream(s, 8192);
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, 32);
out_uint16_le(s, 32);
out_uint16_le(s, 128);
out_uint16_le(s, 3072);
p = data;
for (i = 0; i < 32; i++)
{
for (j = 0; j < 32; j++)
{
out_uint8(s, *p);
p++;
out_uint8(s, *p);
p++;
out_uint8(s, *p);
p++;
}
}
out_uint8a(s, mask, 128); /* mask */
s_mark_end(s);
xrdp_rdp_send_data(self->rdp_layer, s, RDP_DATA_PDU_POINTER);
free_stream(s);
return 0;
}
/*****************************************************************************/
int xrdp_wm_set_pointer(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 */
//g_printf("%d\n", 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_init(struct xrdp_wm* self)
{
#ifndef XRDP_LIB /* if lib, dodn't create login screen */
char data[32 * (32 * 3)];
char mask[32 * (32 / 8)];
int x;
int y;
int bindex;
int gindex;
int rindex;
if (self->screen->bpp == 8)
{
/* rgb332 */
for (bindex = 0; bindex < 4; bindex++)
{
for (gindex = 0; gindex < 8; gindex++)
{
for (rindex = 0; rindex < 8; rindex++)
{
self->palette[(bindex << 6) | (gindex << 3) | rindex] =
(((rindex << 5) | (rindex << 2) | (rindex >> 1)) << 16) |
(((gindex << 5) | (gindex << 2) | (gindex >> 1)) << 8) |
((bindex << 6) | (bindex << 4) | (bindex << 2) | (bindex));
}
}
}
self->black = COLOR8(0, 0, 0);
self->grey = COLOR8(0xc0, 0xc0, 0xc0);
self->dark_grey = COLOR8(0x80, 0x80, 0x80);
self->blue = COLOR8(0x00, 0x00, 0xff);
self->dark_blue = COLOR8(0x00, 0x00, 0x7f);
self->white = COLOR8(0xff, 0xff, 0xff);
self->red = COLOR8(0xff, 0x00, 0x00);
self->green = COLOR8(0x00, 0xff, 0x00);
xrdp_wm_send_palette(self);
}
else if (self->screen->bpp == 15)
{
self->black = COLOR15(0, 0, 0);
self->grey = COLOR15(0xc0, 0xc0, 0xc0);
self->dark_grey = COLOR15(0x80, 0x80, 0x80);
self->blue = COLOR15(0x00, 0x00, 0xff);
self->dark_blue = COLOR15(0x00, 0x00, 0x7f);
self->white = COLOR15(0xff, 0xff, 0xff);
self->red = COLOR15(0xff, 0x00, 0x00);
self->green = COLOR15(0x00, 0xff, 0x00);
}
else if (self->screen->bpp == 16)
{
self->black = COLOR16(0, 0, 0);
self->grey = COLOR16(0xc0, 0xc0, 0xc0);
self->dark_grey = COLOR16(0x80, 0x80, 0x80);
self->blue = COLOR16(0x00, 0x00, 0xff);
self->dark_blue = COLOR16(0x00, 0x00, 0x7f);
self->white = COLOR16(0xff, 0xff, 0xff);
self->red = COLOR16(0xff, 0x00, 0x00);
self->green = COLOR16(0x00, 0xff, 0x00);
}
else if (self->screen->bpp == 24)
{
self->black = COLOR24(0, 0, 0);
self->grey = COLOR24(0xc0, 0xc0, 0xc0);
self->dark_grey = COLOR24(0x80, 0x80, 0x80);
self->blue = COLOR24(0x00, 0x00, 0xff);
self->dark_blue = COLOR24(0x00, 0x00, 0x7f);
self->white = COLOR24(0xff, 0xff, 0xff);
self->red = COLOR24(0xff, 0x00, 0x00);
self->green = COLOR24(0x00, 0xff, 0x00);
}
DEBUG(("sending cursor\n\r"));
xrdp_wm_load_pointer(self, "cursor1.cur", data, mask, &x, &y);
xrdp_wm_send_pointer(self, 1, data, mask, x, y);
DEBUG(("sending cursor\n\r"));
xrdp_wm_load_pointer(self, "cursor0.cur", data, mask, &x, &y);
xrdp_wm_send_pointer(self, 0, data, mask, x, y);
xrdp_login_wnd_create(self);
/* clear screen */
self->screen->bg_color = self->black;
xrdp_bitmap_invalidate(self->screen, 0);
xrdp_wm_set_focused(self, self->login_window);
#endif
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 clip_children)
{
int i;
struct xrdp_bitmap* p;
struct xrdp_rect a;
struct xrdp_rect b;
/* area we are drawing */
MAKERECT(a, bitmap->left + x, bitmap->top + y, cx, cy);
p = bitmap->parent;
while (p != 0)
{
RECTOFFSET(a, p->left, p->top);
p = p->parent;
}
a.left = MAX(self->screen->left, a.left);
a.top = MAX(self->screen->top, a.top);
a.right = MIN(self->screen->left + self->screen->width, a.right);
a.bottom = MIN(self->screen->top + self->screen->height, a.bottom);
xrdp_region_add_rect(region, &a);
if (clip_children)
{
/* 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;
}
MAKERECT(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->clip_children = 0;
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;
self->painter->clip_children = 1;
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 wnd_rect;
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);
MAKERECT(wnd_rect, b->left, b->top, b->width, b->height);
if (rect_intersect(rect, &wnd_rect, 0))
{
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;
MAKERECT(rect1, wnd->left, wnd->top, wnd->width, wnd->height);
if (xrdp_wm_is_rect_vis(self, wnd, &rect1))
{
rect2 = rect1;
RECTOFFSET(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_mouse_move(struct xrdp_wm* self, int x, int y)
{
struct xrdp_bitmap* b;
int boxx;
int boxy;
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;
}
self->mouse_x = x;
self->mouse_y = y;
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);
return 0;
}
b = xrdp_wm_at_pos(self->screen, x, y, 0);
if (b == 0)
{
if (self->mod != 0) /* if screen is mod controled */
{
if (self->mod->mod_event != 0)
{
self->mod->mod_event(self->mod, WM_MOUSEMOVE, x, y);
}
}
}
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->pointer != self->current_pointer)
{
xrdp_wm_set_pointer(self, b->pointer);
self->current_pointer = b->pointer;
}
xrdp_bitmap_def_proc(b, WM_MOUSEMOVE,
xrdp_bitmap_from_screenx(b, x),
xrdp_bitmap_from_screeny(b, y));
if (self->button_down == 0)
{
if (b->notify != 0)
{
b->notify(b->owner, b, 2, x, y);
}
}
}
}
return 0;
}
/*****************************************************************************/
int xrdp_wm_clear_popup(struct xrdp_wm* self)
{
int i;
struct xrdp_rect rect;
//struct xrdp_bitmap* b;
//b = 0;
if (self->popup_wnd != 0)
{
//b = self->popup_wnd->popped_from;
i = xrdp_list_index_of(self->screen->child_list, (int)self->popup_wnd);
xrdp_list_remove_item(self->screen->child_list, i);
MAKERECT(rect, self->popup_wnd->left, self->popup_wnd->top,
self->popup_wnd->width, self->popup_wnd->height);
xrdp_bitmap_invalidate(self->screen, &rect);
xrdp_bitmap_delete(self->popup_wnd);
}
//xrdp_wm_set_focused(self, b->parent);
return 0;
}
/*****************************************************************************/
int xrdp_wm_mouse_click(struct xrdp_wm* self, int x, int y, int but, int down)
{
struct xrdp_bitmap* control;
struct xrdp_bitmap* focus_out_control;
struct xrdp_bitmap* wnd;
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;
}
wnd = 0;
control = xrdp_wm_at_pos(self->screen, x, y, &wnd);
if (control == 0)
{
if (self->mod != 0) /* if screen is mod controled */
{
if (self->mod->mod_event != 0)
{
if (but == 1 && down)
{
self->mod->mod_event(self->mod, WM_LBUTTONDOWN, x, y);
}
else if (but == 1 && !down)
{
self->mod->mod_event(self->mod, WM_LBUTTONUP, x, y);
}
if (but == 2 && down)
{
self->mod->mod_event(self->mod, WM_RBUTTONDOWN, x, y);
}
else if (but == 2 && !down)
{
self->mod->mod_event(self->mod, WM_RBUTTONUP, x, y);
}
if (but == 3 && down)
{
self->mod->mod_event(self->mod, WM_BUTTON3DOWN, x, y);
}
else if (but == 3 && !down)
{
self->mod->mod_event(self->mod, WM_BUTTON3UP, x, y);
}
if (but == 4)
{
self->mod->mod_event(self->mod, WM_BUTTON4DOWN,
self->mouse_x, self->mouse_y);
self->mod->mod_event(self->mod, WM_BUTTON4UP,
self->mouse_x, self->mouse_y);
}
if (but == 5)
{
self->mod->mod_event(self->mod, WM_BUTTON5DOWN,
self->mouse_x, self->mouse_y);
self->mod->mod_event(self->mod, WM_BUTTON5UP,
self->mouse_x, self->mouse_y);
}
}
}
}
if (self->popup_wnd != 0)
{
if (self->popup_wnd == control && !down)
{
xrdp_bitmap_def_proc(self->popup_wnd, WM_LBUTTONUP, x, y);
xrdp_wm_clear_popup(self);
self->button_down = 0;
return 0;
}
else if (self->popup_wnd != control && down)
{
xrdp_wm_clear_popup(self);
self->button_down = 0;
return 0;
}
}
if (control != 0)
{
if (wnd != 0)
{
if (wnd->modal_dialog != 0) /* if window has a modal dialog */
{
return 0;
}
if (control == wnd)
{
}
else if (control->tab_stop)
{
focus_out_control = wnd->focused_control;
wnd->focused_control = control;
xrdp_bitmap_invalidate(focus_out_control, 0);
xrdp_bitmap_invalidate(control, 0);
}
}
if ((control->type == WND_TYPE_BUTTON ||
control->type == WND_TYPE_COMBO) &&
but == 1 && !down && self->button_down == control)
{ /* if clicking up on a button that was clicked down */
self->button_down = 0;
control->state = 0;
xrdp_bitmap_invalidate(control, 0);
if (control->parent != 0)
{
if (control->parent->notify != 0)
{
/* control can be invalid after this */
control->parent->notify(control->owner, control, 1, x, y);
}
}
}
else if ((control->type == WND_TYPE_BUTTON ||
control->type == WND_TYPE_COMBO) &&
but == 1 && down)
{ /* if clicking down on a button or combo */
self->button_down = control;
control->state = 1;
xrdp_bitmap_invalidate(control, 0);
if (control->type == WND_TYPE_COMBO)
{
xrdp_wm_pu(self, control);
}
}
else if (but == 1 && down)
{
if (self->popup_wnd == 0)
{
xrdp_wm_set_focused(self, wnd);
if (control->type == WND_TYPE_WND && y < (control->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 = control;
self->draggingorgx = control->left;
self->draggingorgy = control->top;
self->draggingx = x;
self->draggingy = y;
self->draggingdx = x - control->left;
self->draggingdy = y - control->top;
self->draggingcx = control->width;
self->draggingcy = control->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;
}
/*****************************************************************************/
int xrdp_wm_key(struct xrdp_wm* self, int device_flags, int scan_code)
{
int msg;
char c;
scan_code = scan_code % 128;
if (self->popup_wnd != 0)
{
xrdp_wm_clear_popup(self);
return 0;
}
if (device_flags & 0x8000) /* key up */
{
self->keys[scan_code] = 0;
msg = WM_KEYUP;
}
else /* key down */
{
self->keys[scan_code] = 1;
msg = WM_KEYDOWN;
switch (scan_code)
{
case 58: self->caps_lock = !self->caps_lock; break; /* caps lock */
case 69: self->num_lock = !self->num_lock; break; /* num lock */
case 70: self->scroll_lock = !self->scroll_lock; break; /* scroll lock */
}
}
if (self->mod != 0)
{
if (self->mod->mod_event != 0)
{
c = get_char_from_scan_code(device_flags, scan_code, self->keys,
self->caps_lock,
self->num_lock,
self->scroll_lock);
if (c != 0)
{
self->mod->mod_event(self->mod, msg, c, 0xffff);
}
else
{
self->mod->mod_event(self->mod, msg, scan_code, device_flags);
}
}
}
else if (self->focused_window != 0)
{
xrdp_bitmap_def_proc(self->focused_window,
msg, scan_code, device_flags);
}
return 0;
}
/*****************************************************************************/
/* happens when client gets focus and sends key modifier info */
int xrdp_wm_key_sync(struct xrdp_wm* self, int device_flags, int key_flags)
{
self->num_lock = 0;
self->scroll_lock = 0;
self->caps_lock = 0;
if (key_flags & 1)
{
self->scroll_lock = 1;
}
if (key_flags & 2)
{
self->num_lock = 1;
}
if (key_flags & 4)
{
self->caps_lock = 1;
}
return 0;
}
/*****************************************************************************/
int xrdp_wm_pu(struct xrdp_wm* self, struct xrdp_bitmap* control)
{
int x;
int y;
if (self == 0)
{
return 0;
}
if (control == 0)
{
return 0;
}
self->popup_wnd = xrdp_bitmap_create(control->width, 100,
self->screen->bpp,
WND_TYPE_SPECIAL, self);
self->popup_wnd->popped_from = control;
self->popup_wnd->parent = self->screen;
self->popup_wnd->owner = self->screen;
x = xrdp_bitmap_to_screenx(control, 0);
y = xrdp_bitmap_to_screeny(control, 0);
self->popup_wnd->left = x;
self->popup_wnd->top = y + control->height;
self->popup_wnd->item_index = control->item_index;
xrdp_list_insert_item(self->screen->child_list, 0, (int)self->popup_wnd);
xrdp_bitmap_invalidate(self->popup_wnd, 0);
return 0;
}
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