openbox/focus_cycle_indicator.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    focus_cycle_indicator.c for the Openbox window manager
   4    Copyright (c) 2006        Mikael Magnusson
   5    Copyright (c) 2003-2007   Dana Jansens
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  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
  17    See the COPYING file for a copy of the GNU General Public License.
  18 */
  19
  20 #include "focus_cycle.h"
  21 #include "client.h"
  22 #include "openbox.h"
  23 #include "frame.h"
  24 #include "event.h"
  25 #include "render/render.h"
  26
  27 #include <X11/Xlib.h>
  28 #include <glib.h>
  29
  30 #define FOCUS_INDICATOR_WIDTH 6
  31
  32 struct
  33 {
  34     InternalWindow top;
  35     InternalWindow left;
  36     InternalWindow right;
  37     InternalWindow bottom;
  38 } focus_indicator;
  39
  40 static RrAppearance *a_focus_indicator;
  41 static RrColor      *color_white;
  42 static gboolean      visible;
  43
  44 static Window create_window(Window parent, gulong mask,
  45                             XSetWindowAttributes *attrib)
  46 {
  47     return XCreateWindow(ob_display, parent, 0, 0, 1, 1, 0,
  48                          RrDepth(ob_rr_inst), InputOutput,
  49                          RrVisual(ob_rr_inst), mask, attrib);
  50
  51 }
  52
  53 void focus_cycle_indicator_startup(gboolean reconfig)
  54 {
  55     XSetWindowAttributes attr;
  56
  57     visible = FALSE;
  58
  59     if (reconfig) return;
  60
  61     focus_indicator.top.obwin.type = Window_Internal;
  62     focus_indicator.left.obwin.type = Window_Internal;
  63     focus_indicator.right.obwin.type = Window_Internal;
  64     focus_indicator.bottom.obwin.type = Window_Internal;
  65
  66     attr.override_redirect = True;
  67     attr.background_pixel = BlackPixel(ob_display, ob_screen);
  68     focus_indicator.top.win =
  69         create_window(RootWindow(ob_display, ob_screen),
  70                       CWOverrideRedirect | CWBackPixel, &attr);
  71     focus_indicator.left.win =
  72         create_window(RootWindow(ob_display, ob_screen),
  73                       CWOverrideRedirect | CWBackPixel, &attr);
  74     focus_indicator.right.win =
  75         create_window(RootWindow(ob_display, ob_screen),
  76                       CWOverrideRedirect | CWBackPixel, &attr);
  77     focus_indicator.bottom.win =
  78         create_window(RootWindow(ob_display, ob_screen),
  79                       CWOverrideRedirect | CWBackPixel, &attr);
  80
  81     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.top));
  82     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.left));
  83     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.right));
  84     stacking_add(INTERNAL_AS_WINDOW(&focus_indicator.bottom));
  85
  86     color_white = RrColorNew(ob_rr_inst, 0xff, 0xff, 0xff);
  87
  88     a_focus_indicator = RrAppearanceNew(ob_rr_inst, 4);
  89     a_focus_indicator->surface.grad = RR_SURFACE_SOLID;
  90     a_focus_indicator->surface.relief = RR_RELIEF_FLAT;
  91     a_focus_indicator->surface.primary = RrColorNew(ob_rr_inst,
  92                                                     0, 0, 0);
  93     a_focus_indicator->texture[0].type = RR_TEXTURE_LINE_ART;
  94     a_focus_indicator->texture[0].data.lineart.color = color_white;
  95     a_focus_indicator->texture[1].type = RR_TEXTURE_LINE_ART;
  96     a_focus_indicator->texture[1].data.lineart.color = color_white;
  97     a_focus_indicator->texture[2].type = RR_TEXTURE_LINE_ART;
  98     a_focus_indicator->texture[2].data.lineart.color = color_white;
  99     a_focus_indicator->texture[3].type = RR_TEXTURE_LINE_ART;
 100     a_focus_indicator->texture[3].data.lineart.color = color_white;
 101 }
 102
 103 void focus_cycle_indicator_shutdown(gboolean reconfig)
 104 {
 105     if (reconfig) return;
 106
 107     RrColorFree(color_white);
 108
 109     RrAppearanceFree(a_focus_indicator);
 110
 111     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.top));
 112     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.left));
 113     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.right));
 114     stacking_remove(INTERNAL_AS_WINDOW(&focus_indicator.bottom));
 115
 116     XDestroyWindow(ob_display, focus_indicator.top.win);
 117     XDestroyWindow(ob_display, focus_indicator.left.win);
 118     XDestroyWindow(ob_display, focus_indicator.right.win);
 119     XDestroyWindow(ob_display, focus_indicator.bottom.win);
 120 }
 121
 122 void focus_cycle_draw_indicator(ObClient *c)
 123 {
 124     if (!c && visible) {
 125         gulong ignore_start;
 126
 127         /* kill enter events cause by this unmapping */
 128         ignore_start = event_start_ignore_all_enters();
 129
 130         XUnmapWindow(ob_display, focus_indicator.top.win);
 131         XUnmapWindow(ob_display, focus_indicator.left.win);
 132         XUnmapWindow(ob_display, focus_indicator.right.win);
 133         XUnmapWindow(ob_display, focus_indicator.bottom.win);
 134
 135         event_end_ignore_all_enters(ignore_start);
 136
 137         visible = FALSE;
 138     }
 139     else if (c) {
 140         /*
 141           if (c)
 142               frame_adjust_focus(c->frame, FALSE);
 143           frame_adjust_focus(c->frame, TRUE);
 144         */
 145         gint x, y, w, h;
 146         gint wt, wl, wr, wb;
 147
 148         wt = wl = wr = wb = FOCUS_INDICATOR_WIDTH;
 149
 150         x = c->frame->area.x;
 151         y = c->frame->area.y;
 152         w = c->frame->area.width;
 153         h = wt;
 154
 155         XMoveResizeWindow(ob_display, focus_indicator.top.win,
 156                           x, y, w, h);
 157         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 158         a_focus_indicator->texture[0].data.lineart.y1 = h-1;
 159         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 160         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 161         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 162         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 163         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 164         a_focus_indicator->texture[1].data.lineart.y2 = 0;
 165         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 166         a_focus_indicator->texture[2].data.lineart.y1 = 0;
 167         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 168         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 169         a_focus_indicator->texture[3].data.lineart.x1 = (wl-1);
 170         a_focus_indicator->texture[3].data.lineart.y1 = h-1;
 171         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
 172         a_focus_indicator->texture[3].data.lineart.y2 = h-1;
 173         RrPaint(a_focus_indicator, focus_indicator.top.win,
 174                 w, h);
 175
 176         x = c->frame->area.x;
 177         y = c->frame->area.y;
 178         w = wl;
 179         h = c->frame->area.height;
 180
 181         XMoveResizeWindow(ob_display, focus_indicator.left.win,
 182                           x, y, w, h);
 183         a_focus_indicator->texture[0].data.lineart.x1 = w-1;
 184         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 185         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 186         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 187         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 188         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 189         a_focus_indicator->texture[1].data.lineart.x2 = 0;
 190         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 191         a_focus_indicator->texture[2].data.lineart.x1 = 0;
 192         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 193         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 194         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 195         a_focus_indicator->texture[3].data.lineart.x1 = w-1;
 196         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
 197         a_focus_indicator->texture[3].data.lineart.x2 = w-1;
 198         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
 199         RrPaint(a_focus_indicator, focus_indicator.left.win,
 200                 w, h);
 201
 202         x = c->frame->area.x + c->frame->area.width - wr;
 203         y = c->frame->area.y;
 204         w = wr;
 205         h = c->frame->area.height ;
 206
 207         XMoveResizeWindow(ob_display, focus_indicator.right.win,
 208                           x, y, w, h);
 209         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 210         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 211         a_focus_indicator->texture[0].data.lineart.x2 = w-1;
 212         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 213         a_focus_indicator->texture[1].data.lineart.x1 = w-1;
 214         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 215         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 216         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 217         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 218         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 219         a_focus_indicator->texture[2].data.lineart.x2 = 0;
 220         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 221         a_focus_indicator->texture[3].data.lineart.x1 = 0;
 222         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
 223         a_focus_indicator->texture[3].data.lineart.x2 = 0;
 224         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
 225         RrPaint(a_focus_indicator, focus_indicator.right.win,
 226                 w, h);
 227
 228         x = c->frame->area.x;
 229         y = c->frame->area.y + c->frame->area.height - wb;
 230         w = c->frame->area.width;
 231         h = wb;
 232
 233         XMoveResizeWindow(ob_display, focus_indicator.bottom.win,
 234                           x, y, w, h);
 235         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 236         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 237         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 238         a_focus_indicator->texture[0].data.lineart.y2 = h-1;
 239         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 240         a_focus_indicator->texture[1].data.lineart.y1 = h-1;
 241         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 242         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 243         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 244         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 245         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 246         a_focus_indicator->texture[2].data.lineart.y2 = 0;
 247         a_focus_indicator->texture[3].data.lineart.x1 = wl-1;
 248         a_focus_indicator->texture[3].data.lineart.y1 = 0;
 249         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
 250         a_focus_indicator->texture[3].data.lineart.y2 = 0;
 251         RrPaint(a_focus_indicator, focus_indicator.bottom.win,
 252                 w, h);
 253
 254         XMapWindow(ob_display, focus_indicator.top.win);
 255         XMapWindow(ob_display, focus_indicator.left.win);
 256         XMapWindow(ob_display, focus_indicator.right.win);
 257         XMapWindow(ob_display, focus_indicator.bottom.win);
 258
 259         visible = TRUE;
 260     }
 261 }