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
  37
  38
  39 void set_active (Window win)
  40 {
  41    send_event32 (win, server.atom._NET_ACTIVE_WINDOW, 2, 0);
  42 }
  43
  44
  45 void set_desktop (int desktop)
  46 {
  47    send_event32 (server.root_win, server.atom._NET_CURRENT_DESKTOP, desktop, 0);
  48 }
  49
  50
  51 void windows_set_desktop (Window win, int desktop)
  52 {
  53    send_event32 (win, server.atom._NET_WM_DESKTOP, desktop, 2);
  54 }
  55
  56
  57 void set_close (Window win)
  58 {
  59    send_event32 (win, server.atom._NET_CLOSE_WINDOW, 0, 2);
  60 }
  61
  62
  63 void window_toggle_shade (Window win)
  64 {
  65    send_event32 (win, server.atom._NET_WM_STATE, 2, server.atom._NET_WM_STATE_SHADED);
  66 }
  67
  68
  69 int window_is_hidden (Window win)
  70 {
  71    Window window;
  72    Atom *at;
  73    int count, i;
  74
  75    if (XGetTransientForHint(server.dsp, win, &window) != 0) {
  76       if (window) {
  77          return 1;
  78       }
  79    }
  80
  81    at = server_get_property (win, server.atom._NET_WM_STATE, XA_ATOM, &count);
  82    for (i = 0; i < count; i++) {
  83       if (at[i] == server.atom._NET_WM_STATE_SKIP_PAGER || at[i] == server.atom._NET_WM_STATE_SKIP_TASKBAR) {
  84          XFree(at);
  85          return 1;
  86       }
  87    }
  88    XFree(at);
  89
  90    at = server_get_property (win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, &count);
  91    for (i = 0; i < count; i++) {
  92       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) {
  93          XFree(at);
  94          return 1;
  95       }
  96    }
  97    XFree(at);
  98
  99         for (i=0 ; i < nb_panel ; i++) {
 100                 if (panel1[i].main_win == win)
 101                         return 1;
 102         }
 103
 104    // specification
 105    // Windows with neither _NET_WM_WINDOW_TYPE nor WM_TRANSIENT_FOR set
 106    // MUST be taken as top-level window.
 107    return 0;
 108 }
 109
 110
 111 int window_get_desktop (Window win)
 112 {
 113    return get_property32(win, server.atom._NET_WM_DESKTOP, XA_CARDINAL);
 114 }
 115
 116
 117 int window_get_monitor (Window win)
 118 {
 119    int i, x, y;
 120    Window src;
 121
 122    XTranslateCoordinates(server.dsp, win, server.root_win, 0, 0, &x, &y, &src);
 123    x += 2;
 124    y += 2;
 125    for (i = 0; i < server.nb_monitor; i++) {
 126       if (x >= server.monitor[i].x && x <= (server.monitor[i].x + server.monitor[i].width))
 127          if (y >= server.monitor[i].y && y <= (server.monitor[i].y + server.monitor[i].height))
 128             break;
 129    }
 130
 131    //printf("window %lx : ecran %d, (%d, %d)\n", win, i, x, y);
 132    if (i == server.nb_monitor) return 0;
 133    else return i;
 134 }
 135
 136
 137 int window_is_iconified (Window win)
 138 {
 139    return (IconicState == get_property32(win, server.atom.WM_STATE, server.atom.WM_STATE));
 140 }
 141
 142
 143 int window_is_urgent (Window win)
 144 {
 145    Atom *at;
 146    int count, i;
 147
 148    at = server_get_property (win, server.atom._NET_WM_STATE, XA_ATOM, &count);
 149    for (i = 0; i < count; i++) {
 150       if (at[i] == server.atom._NET_WM_STATE_DEMANDS_ATTENTION) {
 151          XFree(at);
 152          return 1;
 153       }
 154    }
 155    XFree(at);
 156         return 0;
 157 }
 158
 159
 160 int server_get_number_of_desktop ()
 161 {
 162    return get_property32(server.root_win, server.atom._NET_NUMBER_OF_DESKTOPS, XA_CARDINAL);
 163 }
 164
 165
 166 int server_get_current_desktop ()
 167 {
 168    return get_property32(server.root_win, server.atom._NET_CURRENT_DESKTOP, XA_CARDINAL);
 169 }
 170
 171
 172 Window window_get_active ()
 173 {
 174    return get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW);
 175 }
 176
 177
 178 int window_is_active (Window win)
 179 {
 180    return (win == get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW));
 181 }
 182
 183
 184 int get_icon_count (long *data, int num)
 185 {
 186    int count, pos, w, h;
 187
 188    count = 0;
 189    pos = 0;
 190    while (pos < num) {
 191       w = data[pos++];
 192       h = data[pos++];
 193       pos += w * h;
 194       if (pos > num || w * h == 0) break;
 195       count++;
 196    }
 197
 198    return count;
 199 }
 200
 201
 202 long *get_best_icon (long *data, int icon_count, int num, int *iw, int *ih, int best_icon_size)
 203 {
 204    int width[icon_count], height[icon_count], pos, i, w, h;
 205    long *icon_data[icon_count];
 206
 207    /* List up icons */
 208    pos = 0;
 209    i = icon_count;
 210    while (i--) {
 211       w = data[pos++];
 212       h = data[pos++];
 213       if (pos + w * h > num) break;
 214
 215       width[i] = w;
 216       height[i] = h;
 217       icon_data[i] = &data[pos];
 218
 219       pos += w * h;
 220    }
 221
 222    /* Try to find exact size */
 223    int icon_num = -1;
 224    for (i = 0; i < icon_count; i++) {
 225       if (width[i] == best_icon_size) {
 226          icon_num = i;
 227          break;
 228       }
 229    }
 230
 231    /* Take the biggest or whatever */
 232    if (icon_num < 0) {
 233       int highest = 0;
 234       for (i = 0; i < icon_count; i++) {
 235          if (width[i] > highest) {
 236                icon_num = i;
 237                highest = width[i];
 238          }
 239       }
 240    }
 241
 242    *iw = width[icon_num];
 243    *ih = height[icon_num];
 244    return icon_data[icon_num];
 245 }
 246
 247
 248 void get_text_size(PangoFontDescription *font, int *height_ink, int *height, int panel_height, char *text, int len)
 249 {
 250    PangoRectangle rect_ink, rect;
 251
 252    Pixmap pmap = XCreatePixmap (server.dsp, server.root_win, panel_height, panel_height, server.depth);
 253
 254    cairo_surface_t *cs = cairo_xlib_surface_create (server.dsp, pmap, server.visual, panel_height, panel_height);
 255    cairo_t *c = cairo_create (cs);
 256
 257    PangoLayout *layout = pango_cairo_create_layout (c);
 258    pango_layout_set_font_description (layout, font);
 259    pango_layout_set_text (layout, text, len);
 260
 261    pango_layout_get_pixel_extents(layout, &rect_ink, &rect);
 262    *height_ink = rect_ink.height;
 263    *height = rect.height;
 264    //printf("dimension : %d - %d\n", rect_ink.height, rect.height);
 265
 266    g_object_unref (layout);
 267    cairo_destroy (c);
 268    cairo_surface_destroy (cs);
 269    XFreePixmap (server.dsp, pmap);
 270 }
 271
 272