Dogcows Code - chaz/tint2/blob - src/util/window.c

   1 /**************************************************************************
   2 *
   3 * Tint2 : common windows function
   4 *
   5 * Copyright (C) 2007 Pål Staurland (staura@gmail.com)
   6 * Modified (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
   7 *
   8 * This program is free software; you can redistribute it and/or
   9 * modify it under the terms of the GNU General Public License version 2
  10 * as published by the Free Software Foundation.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19 **************************************************************************/
  20
  21 #include <X11/Xlib.h>
  22 #include <X11/Xutil.h>
  23 #include <X11/Xatom.h>
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26 #include <string.h>
  27
  28 #include <Imlib2.h>
  29 #include <cairo.h>
  30 #include <cairo-xlib.h>
  31
  32 #include "common.h"
  33 #include "window.h"
  34 #include "server.h"
  35 #include "panel.h"
  36 #include "taskbar.h"
  37
  38
  39
  40 void set_active (Window win)
  41 {
  42         send_event32 (win, server.atom._NET_ACTIVE_WINDOW, 2, CurrentTime, 0);
  43 }
  44
  45
  46 void set_desktop (int desktop)
  47 {
  48         send_event32 (server.root_win, server.atom._NET_CURRENT_DESKTOP, desktop, 0, 0);
  49 }
  50
  51
  52 void windows_set_desktop (Window win, int desktop)
  53 {
  54         send_event32 (win, server.atom._NET_WM_DESKTOP, desktop, 2, 0);
  55 }
  56
  57
  58 void set_close (Window win)
  59 {
  60         send_event32 (win, server.atom._NET_CLOSE_WINDOW, 0, 2, 0);
  61 }
  62
  63
  64 void window_toggle_shade (Window win)
  65 {
  66         send_event32 (win, server.atom._NET_WM_STATE, 2, server.atom._NET_WM_STATE_SHADED, 0);
  67 }
  68
  69
  70 void window_maximize_restore (Window win)
  71 {
  72         send_event32 (win, server.atom._NET_WM_STATE, 2, server.atom._NET_WM_STATE_MAXIMIZED_VERT, 0);
  73         send_event32 (win, server.atom._NET_WM_STATE, 2, server.atom._NET_WM_STATE_MAXIMIZED_HORZ, 0);
  74 }
  75
  76
  77 int window_is_hidden (Window win)
  78 {
  79         Window window;
  80         Atom *at;
  81         int count, i;
  82
  83         at = server_get_property (win, server.atom._NET_WM_STATE, XA_ATOM, &count);
  84         for (i = 0; i < count; i++) {
  85                 if (at[i] == server.atom._NET_WM_STATE_SKIP_TASKBAR) {
  86                         XFree(at);
  87                         return 1;
  88                 }
  89                 // do not add transient_for windows if the transient window is already in the taskbar
  90                 if ( XGetTransientForHint(server.dsp, win, &window) && task_get_tasks(window) ) {
  91                         XFree(at);
  92                         return 1;
  93                 }
  94         }
  95         XFree(at);
  96
  97         at = server_get_property (win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, &count);
  98         for (i = 0; i < count; i++) {
  99                 if (at[i] == server.atom._NET_WM_WINDOW_TYPE_DOCK || at[i] == server.atom._NET_WM_WINDOW_TYPE_DESKTOP || at[i] == server.atom._NET_WM_WINDOW_TYPE_TOOLBAR || at[i] == server.atom._NET_WM_WINDOW_TYPE_MENU || at[i] == server.atom._NET_WM_WINDOW_TYPE_SPLASH) {
 100                         XFree(at);
 101                         return 1;
 102                 }
 103         }
 104         XFree(at);
 105
 106         for (i=0 ; i < nb_panel ; i++) {
 107                 if (panel1[i].main_win == win) {
 108                         return 1;
 109                 }
 110         }
 111
 112         // specification
 113         // Windows with neither _NET_WM_WINDOW_TYPE nor WM_TRANSIENT_FOR set
 114         // MUST be taken as top-level window.
 115         return 0;
 116 }
 117
 118
 119 int window_get_desktop (Window win)
 120 {
 121         return get_property32(win, server.atom._NET_WM_DESKTOP, XA_CARDINAL);
 122 }
 123
 124
 125 int window_get_monitor (Window win)
 126 {
 127         int i, x, y;
 128         Window src;
 129
 130         XTranslateCoordinates(server.dsp, win, server.root_win, 0, 0, &x, &y, &src);
 131         x += 2;
 132         y += 2;
 133         for (i = 0; i < server.nb_monitor; i++) {
 134                 if (x >= server.monitor[i].x && x <= (server.monitor[i].x + server.monitor[i].width))
 135                         if (y >= server.monitor[i].y && y <= (server.monitor[i].y + server.monitor[i].height))
 136                                 break;
 137         }
 138
 139         //printf("window %lx : ecran %d, (%d, %d)\n", win, i, x, y);
 140         if (i == server.nb_monitor) return 0;
 141         else return i;
 142 }
 143
 144
 145 int window_is_iconified (Window win)
 146 {
 147         // EWMH specification : minimization of windows use _NET_WM_STATE_HIDDEN.
 148         // WM_STATE is not accurate for shaded window and in multi_desktop mode.
 149         Atom *at;
 150         int count, i;
 151         at = server_get_property (win, server.atom._NET_WM_STATE, XA_ATOM, &count);
 152         for (i = 0; i < count; i++) {
 153                 if (at[i] == server.atom._NET_WM_STATE_HIDDEN) {
 154                         XFree(at);
 155                         return 1;
 156                 }
 157         }
 158         XFree(at);
 159         return 0;
 160 }
 161
 162
 163 int window_is_urgent (Window win)
 164 {
 165         Atom *at;
 166         int count, i;
 167
 168         at = server_get_property (win, server.atom._NET_WM_STATE, XA_ATOM, &count);
 169         for (i = 0; i < count; i++) {
 170                 if (at[i] == server.atom._NET_WM_STATE_DEMANDS_ATTENTION) {
 171                         XFree(at);
 172                         return 1;
 173                 }
 174         }
 175         XFree(at);
 176         return 0;
 177 }
 178
 179
 180 int window_is_skip_taskbar (Window win)
 181 {
 182         Atom *at;
 183         int count, i;
 184
 185         at = server_get_property(win, server.atom._NET_WM_STATE, XA_ATOM, &count);
 186         for (i=0; i<count; i++) {
 187                 if (at[i] == server.atom._NET_WM_STATE_SKIP_TASKBAR) {
 188                         XFree(at);
 189                         return 1;
 190                 }
 191         }
 192         XFree(at);
 193         return 0;
 194 }
 195
 196
 197 int server_get_number_of_desktop ()
 198 {
 199         return get_property32(server.root_win, server.atom._NET_NUMBER_OF_DESKTOPS, XA_CARDINAL);
 200 }
 201
 202
 203 int server_get_current_desktop ()
 204 {
 205         return get_property32(server.root_win, server.atom._NET_CURRENT_DESKTOP, XA_CARDINAL);
 206 }
 207
 208
 209 Window window_get_active ()
 210 {
 211         return get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW);
 212 }
 213
 214
 215 int window_is_active (Window win)
 216 {
 217         return (win == get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW));
 218 }
 219
 220
 221 int get_icon_count (long *data, int num)
 222 {
 223         int count, pos, w, h;
 224
 225         count = 0;
 226         pos = 0;
 227         while (pos < num) {
 228                 w = data[pos++];
 229                 h = data[pos++];
 230                 pos += w * h;
 231                 if (pos > num || w * h == 0) break;
 232                 count++;
 233         }
 234
 235         return count;
 236 }
 237
 238
 239 long *get_best_icon (long *data, int icon_count, int num, int *iw, int *ih, int best_icon_size)
 240 {
 241         int width[icon_count], height[icon_count], pos, i, w, h;
 242         long *icon_data[icon_count];
 243
 244         /* List up icons */
 245         pos = 0;
 246         i = icon_count;
 247         while (i--) {
 248                 w = data[pos++];
 249                 h = data[pos++];
 250                 if (pos + w * h > num) break;
 251
 252                 width[i] = w;
 253                 height[i] = h;
 254                 icon_data[i] = &data[pos];
 255
 256                 pos += w * h;
 257         }
 258
 259         /* Try to find exact size */
 260         int icon_num = -1;
 261         for (i = 0; i < icon_count; i++) {
 262                 if (width[i] == best_icon_size) {
 263                         icon_num = i;
 264                         break;
 265                 }
 266         }
 267
 268         /* Take the biggest or whatever */
 269         if (icon_num < 0) {
 270                 int highest = 0;
 271                 for (i = 0; i < icon_count; i++) {
 272                         if (width[i] > highest) {
 273                                         icon_num = i;
 274                                         highest = width[i];
 275                         }
 276                 }
 277         }
 278
 279         *iw = width[icon_num];
 280         *ih = height[icon_num];
 281         return icon_data[icon_num];
 282 }
 283
 284
 285 void get_text_size(PangoFontDescription *font, int *height_ink, int *height, int panel_height, char *text, int len)
 286 {
 287         PangoRectangle rect_ink, rect;
 288
 289         Pixmap pmap = XCreatePixmap (server.dsp, server.root_win, panel_height, panel_height, server.depth);
 290
 291         cairo_surface_t *cs = cairo_xlib_surface_create (server.dsp, pmap, server.visual, panel_height, panel_height);
 292         cairo_t *c = cairo_create (cs);
 293
 294         PangoLayout *layout = pango_cairo_create_layout (c);
 295         pango_layout_set_font_description (layout, font);
 296         pango_layout_set_text (layout, text, len);
 297
 298         pango_layout_get_pixel_extents(layout, &rect_ink, &rect);
 299         *height_ink = rect_ink.height;
 300         *height = rect.height;
 301         //printf("dimension : %d - %d\n", rect_ink.height, rect.height);
 302
 303         g_object_unref (layout);
 304         cairo_destroy (c);
 305         cairo_surface_destroy (cs);
 306         XFreePixmap (server.dsp, pmap);
 307 }
 308
 309