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 x11_send_expose(Display *dpy, Window dst, int x, int y, int width, int height)
  70 {
  71         XEvent xe;
  72         int rc;
  73         xe.type = Expose;
  74         xe.xexpose.window = dst;
  75         xe.xexpose.x = x;
  76         xe.xexpose.y = y;
  77         xe.xexpose.width = width;
  78         xe.xexpose.height = height;
  79         xe.xexpose.count = 0;
  80         rc = XSendEvent(tray_data.dpy, dst, True, NoEventMask, &xe);
  81         return x11_ok() && rc != 0;
  82 }
  83 */
  84
  85 int window_is_hidden (Window win)
  86 {
  87    Window window;
  88    Atom *at;
  89    int count, i;
  90
  91    if (XGetTransientForHint(server.dsp, win, &window) != 0) {
  92       if (window) {
  93          return 1;
  94       }
  95    }
  96
  97    at = server_get_property (win, server.atom._NET_WM_STATE, XA_ATOM, &count);
  98    for (i = 0; i < count; i++) {
  99       if (at[i] == server.atom._NET_WM_STATE_SKIP_PAGER || at[i] == server.atom._NET_WM_STATE_SKIP_TASKBAR) {
 100          XFree(at);
 101          return 1;
 102       }
 103    }
 104    XFree(at);
 105
 106    at = server_get_property (win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, &count);
 107    for (i = 0; i < count; i++) {
 108       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) {
 109          XFree(at);
 110          return 1;
 111       }
 112    }
 113    XFree(at);
 114
 115         for (i=0 ; i < nb_panel ; i++) {
 116                 if (panel1[i].main_win == win)
 117                         return 1;
 118         }
 119
 120    // specification
 121    // Windows with neither _NET_WM_WINDOW_TYPE nor WM_TRANSIENT_FOR set
 122    // MUST be taken as top-level window.
 123    return 0;
 124 }
 125
 126
 127 int window_get_desktop (Window win)
 128 {
 129    return get_property32(win, server.atom._NET_WM_DESKTOP, XA_CARDINAL);
 130 }
 131
 132
 133 int window_get_monitor (Window win)
 134 {
 135    int i, x, y;
 136    Window src;
 137
 138    XTranslateCoordinates(server.dsp, win, server.root_win, 0, 0, &x, &y, &src);
 139    x += 2;
 140    y += 2;
 141    for (i = 0; i < server.nb_monitor; i++) {
 142       if (x >= server.monitor[i].x && x <= (server.monitor[i].x + server.monitor[i].width))
 143          if (y >= server.monitor[i].y && y <= (server.monitor[i].y + server.monitor[i].height))
 144             break;
 145    }
 146
 147    //printf("window %lx : ecran %d, (%d, %d)\n", win, i, x, y);
 148    if (i == server.nb_monitor) return 0;
 149    else return i;
 150 }
 151
 152
 153 int window_is_iconified (Window win)
 154 {
 155    return (IconicState == get_property32(win, server.atom.WM_STATE, server.atom.WM_STATE));
 156 }
 157
 158
 159 int window_is_urgent (Window win)
 160 {
 161    Atom *at;
 162    int count, i;
 163
 164    at = server_get_property (win, server.atom._NET_WM_STATE, XA_ATOM, &count);
 165    for (i = 0; i < count; i++) {
 166       if (at[i] == server.atom._NET_WM_STATE_DEMANDS_ATTENTION) {
 167          XFree(at);
 168          return 1;
 169       }
 170    }
 171    XFree(at);
 172         return 0;
 173 }
 174
 175
 176 int server_get_number_of_desktop ()
 177 {
 178    return get_property32(server.root_win, server.atom._NET_NUMBER_OF_DESKTOPS, XA_CARDINAL);
 179 }
 180
 181
 182 int server_get_current_desktop ()
 183 {
 184    return get_property32(server.root_win, server.atom._NET_CURRENT_DESKTOP, XA_CARDINAL);
 185 }
 186
 187
 188 Window window_get_active ()
 189 {
 190    return get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW);
 191 }
 192
 193
 194 int window_is_active (Window win)
 195 {
 196    return (win == get_property32(server.root_win, server.atom._NET_ACTIVE_WINDOW, XA_WINDOW));
 197 }
 198
 199
 200 int get_icon_count (long *data, int num)
 201 {
 202    int count, pos, w, h;
 203
 204    count = 0;
 205    pos = 0;
 206    while (pos < num) {
 207       w = data[pos++];
 208       h = data[pos++];
 209       pos += w * h;
 210       if (pos > num || w * h == 0) break;
 211       count++;
 212    }
 213
 214    return count;
 215 }
 216
 217
 218 long *get_best_icon (long *data, int icon_count, int num, int *iw, int *ih, int best_icon_size)
 219 {
 220    int width[icon_count], height[icon_count], pos, i, w, h;
 221    long *icon_data[icon_count];
 222
 223    /* List up icons */
 224    pos = 0;
 225    i = icon_count;
 226    while (i--) {
 227       w = data[pos++];
 228       h = data[pos++];
 229       if (pos + w * h > num) break;
 230
 231       width[i] = w;
 232       height[i] = h;
 233       icon_data[i] = &data[pos];
 234
 235       pos += w * h;
 236    }
 237
 238    /* Try to find exact size */
 239    int icon_num = -1;
 240    for (i = 0; i < icon_count; i++) {
 241       if (width[i] == best_icon_size) {
 242          icon_num = i;
 243          break;
 244       }
 245    }
 246
 247    /* Take the biggest or whatever */
 248    if (icon_num < 0) {
 249       int highest = 0;
 250       for (i = 0; i < icon_count; i++) {
 251          if (width[i] > highest) {
 252                icon_num = i;
 253                highest = width[i];
 254          }
 255       }
 256    }
 257
 258    *iw = width[icon_num];
 259    *ih = height[icon_num];
 260    return icon_data[icon_num];
 261 }
 262
 263
 264 void get_text_size(PangoFontDescription *font, int *height_ink, int *height, int panel_height, char *text, int len)
 265 {
 266    PangoRectangle rect_ink, rect;
 267
 268    Pixmap pmap = XCreatePixmap (server.dsp, server.root_win, panel_height, panel_height, server.depth);
 269
 270    cairo_surface_t *cs = cairo_xlib_surface_create (server.dsp, pmap, server.visual, panel_height, panel_height);
 271    cairo_t *c = cairo_create (cs);
 272
 273    PangoLayout *layout = pango_cairo_create_layout (c);
 274    pango_layout_set_font_description (layout, font);
 275    pango_layout_set_text (layout, text, len);
 276
 277    pango_layout_get_pixel_extents(layout, &rect_ink, &rect);
 278    *height_ink = rect_ink.height;
 279    *height = rect.height;
 280    //printf("dimension : %d - %d\n", rect_ink.height, rect.height);
 281
 282    g_object_unref (layout);
 283    cairo_destroy (c);
 284    cairo_surface_destroy (cs);
 285    XFreePixmap (server.dsp, pmap);
 286 }
 287
 288