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 server_get_number_of_desktop ()
 144 {
 145    return get_property32(server.root_win, server.atom._NET_NUMBER_OF_DESKTOPS, XA_CARDINAL);
 146 }
 147
 148
 149 int server_get_current_desktop ()
 150 {
 151    return get_property32(server.root_win, server.atom._NET_CURRENT_DESKTOP, XA_CARDINAL);
 152 }
 153
 154
 155 Window window_get_active ()
 156 {
 157    return get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW);
 158 }
 159
 160
 161 int window_is_active (Window win)
 162 {
 163    return (win == get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW));
 164 }
 165
 166
 167 int get_icon_count (long *data, int num)
 168 {
 169    int count, pos, w, h;
 170
 171    count = 0;
 172    pos = 0;
 173    while (pos < num) {
 174       w = data[pos++];
 175       h = data[pos++];
 176       pos += w * h;
 177       if (pos > num || w * h == 0) break;
 178       count++;
 179    }
 180
 181    return count;
 182 }
 183
 184
 185 long *get_best_icon (long *data, int icon_count, int num, int *iw, int *ih, int best_icon_size)
 186 {
 187    int width[icon_count], height[icon_count], pos, i, w, h;
 188    long *icon_data[icon_count];
 189
 190    /* List up icons */
 191    pos = 0;
 192    i = icon_count;
 193    while (i--) {
 194       w = data[pos++];
 195       h = data[pos++];
 196       if (pos + w * h > num) break;
 197
 198       width[i] = w;
 199       height[i] = h;
 200       icon_data[i] = &data[pos];
 201
 202       pos += w * h;
 203    }
 204
 205    /* Try to find exact size */
 206    int icon_num = -1;
 207    for (i = 0; i < icon_count; i++) {
 208       if (width[i] == best_icon_size) {
 209          icon_num = i;
 210          break;
 211       }
 212    }
 213
 214    /* Take the biggest or whatever */
 215    if (icon_num < 0) {
 216       int highest = 0;
 217       for (i = 0; i < icon_count; i++) {
 218          if (width[i] > highest) {
 219                icon_num = i;
 220                highest = width[i];
 221          }
 222       }
 223    }
 224
 225    *iw = width[icon_num];
 226    *ih = height[icon_num];
 227    return icon_data[icon_num];
 228 }
 229
 230
 231 void get_text_size(PangoFontDescription *font, int *height_ink, int *height, int panel_height, char *text, int len)
 232 {
 233    PangoRectangle rect_ink, rect;
 234
 235    Pixmap pmap = XCreatePixmap (server.dsp, server.root_win, panel_height, panel_height, server.depth);
 236
 237    cairo_surface_t *cs = cairo_xlib_surface_create (server.dsp, pmap, server.visual, panel_height, panel_height);
 238    cairo_t *c = cairo_create (cs);
 239
 240    PangoLayout *layout = pango_cairo_create_layout (c);
 241    pango_layout_set_font_description (layout, font);
 242    pango_layout_set_text (layout, text, len);
 243
 244    pango_layout_get_pixel_extents(layout, &rect_ink, &rect);
 245    *height_ink = rect_ink.height;
 246    *height = rect.height;
 247    //printf("dimension : %d - %d\n", rect_ink.height, rect.height);
 248
 249    g_object_unref (layout);
 250    cairo_destroy (c);
 251    cairo_surface_destroy (cs);
 252    XFreePixmap (server.dsp, pmap);
 253 }
 254
 255