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                 window=win;
  91                 while ( XGetTransientForHint(server.dsp, window, &window) ) {
  92                         if ( task_get_tasks(window) ) {
  93                                 XFree(at);
  94                                 return 1;
  95                         }
  96                 }
  97         }
  98         XFree(at);
  99
 100         at = server_get_property (win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, &count);
 101         for (i = 0; i < count; i++) {
 102                 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) {
 103                         XFree(at);
 104                         return 1;
 105                 }
 106         }
 107         XFree(at);
 108
 109         for (i=0 ; i < nb_panel ; i++) {
 110                 if (panel1[i].main_win == win) {
 111                         return 1;
 112                 }
 113         }
 114
 115         // specification
 116         // Windows with neither _NET_WM_WINDOW_TYPE nor WM_TRANSIENT_FOR set
 117         // MUST be taken as top-level window.
 118         return 0;
 119 }
 120
 121
 122 int window_get_desktop (Window win)
 123 {
 124         return get_property32(win, server.atom._NET_WM_DESKTOP, XA_CARDINAL);
 125 }
 126
 127
 128 int window_get_monitor (Window win)
 129 {
 130         int i, x, y;
 131         Window src;
 132
 133         XTranslateCoordinates(server.dsp, win, server.root_win, 0, 0, &x, &y, &src);
 134         x += 2;
 135         y += 2;
 136         for (i = 0; i < server.nb_monitor; i++) {
 137                 if (x >= server.monitor[i].x && x <= (server.monitor[i].x + server.monitor[i].width))
 138                         if (y >= server.monitor[i].y && y <= (server.monitor[i].y + server.monitor[i].height))
 139                                 break;
 140         }
 141
 142         //printf("window %lx : ecran %d, (%d, %d)\n", win, i, x, y);
 143         if (i == server.nb_monitor) return 0;
 144         else return i;
 145 }
 146
 147
 148 int window_is_iconified (Window win)
 149 {
 150         // EWMH specification : minimization of windows use _NET_WM_STATE_HIDDEN.
 151         // WM_STATE is not accurate for shaded window and in multi_desktop mode.
 152         Atom *at;
 153         int count, i;
 154         at = server_get_property (win, server.atom._NET_WM_STATE, XA_ATOM, &count);
 155         for (i = 0; i < count; i++) {
 156                 if (at[i] == server.atom._NET_WM_STATE_HIDDEN) {
 157                         XFree(at);
 158                         return 1;
 159                 }
 160         }
 161         XFree(at);
 162         return 0;
 163 }
 164
 165
 166 int window_is_urgent (Window win)
 167 {
 168         Atom *at;
 169         int count, i;
 170
 171         at = server_get_property (win, server.atom._NET_WM_STATE, XA_ATOM, &count);
 172         for (i = 0; i < count; i++) {
 173                 if (at[i] == server.atom._NET_WM_STATE_DEMANDS_ATTENTION) {
 174                         XFree(at);
 175                         return 1;
 176                 }
 177         }
 178         XFree(at);
 179         return 0;
 180 }
 181
 182
 183 int window_is_skip_taskbar (Window win)
 184 {
 185         Atom *at;
 186         int count, i;
 187
 188         at = server_get_property(win, server.atom._NET_WM_STATE, XA_ATOM, &count);
 189         for (i=0; i<count; i++) {
 190                 if (at[i] == server.atom._NET_WM_STATE_SKIP_TASKBAR) {
 191                         XFree(at);
 192                         return 1;
 193                 }
 194         }
 195         XFree(at);
 196         return 0;
 197 }
 198
 199
 200 int server_get_number_of_desktop ()
 201 {
 202         return get_property32(server.root_win, server.atom._NET_NUMBER_OF_DESKTOPS, XA_CARDINAL);
 203 }
 204
 205
 206 int server_get_current_desktop ()
 207 {
 208         return get_property32(server.root_win, server.atom._NET_CURRENT_DESKTOP, XA_CARDINAL);
 209 }
 210
 211
 212 Window window_get_active ()
 213 {
 214         return get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW);
 215 }
 216
 217
 218 int window_is_active (Window win)
 219 {
 220         return (win == get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW));
 221 }
 222
 223
 224 int get_icon_count (gulong *data, int num)
 225 {
 226         int count, pos, w, h;
 227
 228         count = 0;
 229         pos = 0;
 230         while (pos+2 < num) {
 231                 w = data[pos++];
 232                 h = data[pos++];
 233                 pos += w * h;
 234                 if (pos > num || w <= 0 || h <= 0) break;
 235                 count++;
 236         }
 237
 238         return count;
 239 }
 240
 241
 242 gulong *get_best_icon (gulong *data, int icon_count, int num, int *iw, int *ih, int best_icon_size)
 243 {
 244         int width[icon_count], height[icon_count], pos, i, w, h;
 245         gulong *icon_data[icon_count];
 246
 247         /* List up icons */
 248         pos = 0;
 249         i = icon_count;
 250         while (i--) {
 251                 w = data[pos++];
 252                 h = data[pos++];
 253                 if (pos + w * h > num) break;
 254
 255                 width[i] = w;
 256                 height[i] = h;
 257                 icon_data[i] = &data[pos];
 258
 259                 pos += w * h;
 260         }
 261
 262         /* Try to find exact size */
 263         int icon_num = -1;
 264         for (i = 0; i < icon_count; i++) {
 265                 if (width[i] == best_icon_size) {
 266                         icon_num = i;
 267                         break;
 268                 }
 269         }
 270
 271         /* Take the biggest or whatever */
 272         if (icon_num < 0) {
 273                 int highest = 0;
 274                 for (i = 0; i < icon_count; i++) {
 275                         if (width[i] > highest) {
 276                                         icon_num = i;
 277                                         highest = width[i];
 278                         }
 279                 }
 280         }
 281
 282         *iw = width[icon_num];
 283         *ih = height[icon_num];
 284         return icon_data[icon_num];
 285 }
 286
 287
 288 void get_text_size(PangoFontDescription *font, int *height_ink, int *height, int panel_height, char *text, int len)
 289 {
 290         PangoRectangle rect_ink, rect;
 291
 292         Pixmap pmap = XCreatePixmap (server.dsp, server.root_win, panel_height, panel_height, server.depth);
 293
 294         cairo_surface_t *cs = cairo_xlib_surface_create (server.dsp, pmap, server.visual, panel_height, panel_height);
 295         cairo_t *c = cairo_create (cs);
 296
 297         PangoLayout *layout = pango_cairo_create_layout (c);
 298         pango_layout_set_font_description (layout, font);
 299         pango_layout_set_text (layout, text, len);
 300
 301         pango_layout_get_pixel_extents(layout, &rect_ink, &rect);
 302         *height_ink = rect_ink.height;
 303         *height = rect.height;
 304         //printf("dimension : %d - %d\n", rect_ink.height, rect.height);
 305
 306         g_object_unref (layout);
 307         cairo_destroy (c);
 308         cairo_surface_destroy (cs);
 309         XFreePixmap (server.dsp, pmap);
 310 }
 311
 312