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