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 "focus_cycle_indicator.h"
  22 #include "client.h"
  23 #include "openbox.h"
  24 #include "frame.h"
  25 #include "event.h"
  26 #include "obrender/render.h"
  27
  28 #include <X11/Xlib.h>
  29 #include <glib.h>
  30
  31 #define FOCUS_INDICATOR_WIDTH 6
  32
  33 static struct
  34 {
  35     ObInternalWindow *top;
  36     ObInternalWindow *left;
  37     ObInternalWindow *right;
  38     ObInternalWindow *bottom;
  39 } focus_indicator;
  40
  41 static RrAppearance *a_focus_indicator;
  42 static RrColor      *color_white;
  43 static gboolean      visible;
  44
  45 static Window create_window(Window parent, gint depth, gulong mask,
  46                             XSetWindowAttributes *attrib)
  47 {
  48     return XCreateWindow(obt_display, parent, 0, 0, 1, 1, 0,
  49                          depth, InputOutput,
  50                          0, mask, attrib);
  51
  52 }
  53
  54 void focus_cycle_indicator_startup(gboolean reconfig)
  55 {
  56     Window w;
  57     gint depth;
  58     XSetWindowAttributes attr;
  59
  60     visible = FALSE;
  61
  62     if (reconfig) return;
  63
  64     depth = RrDepth(ob_rr_inst);
  65     attr.override_redirect = True;
  66     attr.background_pixel = BlackPixel(obt_display, ob_screen);
  67
  68     w = create_window(obt_root(ob_screen), depth,
  69                       CWOverrideRedirect | CWBackPixel, &attr);
  70     focus_indicator.top = window_internal_new(w, depth);
  71     w = create_window(obt_root(ob_screen), depth,
  72                       CWOverrideRedirect | CWBackPixel, &attr);
  73     focus_indicator.left = window_internal_new(w, depth);
  74     w = create_window(obt_root(ob_screen), depth,
  75                       CWOverrideRedirect | CWBackPixel, &attr);
  76     focus_indicator.right = window_internal_new(w, depth);
  77     w = create_window(obt_root(ob_screen), depth,
  78                       CWOverrideRedirect | CWBackPixel, &attr);
  79     focus_indicator.bottom = window_internal_new(w, depth);
  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     window_add(&focus_indicator.top->window,
  86                INTERNAL_AS_WINDOW(focus_indicator.top));
  87     window_add(&focus_indicator.left->window,
  88                INTERNAL_AS_WINDOW(focus_indicator.left));
  89     window_add(&focus_indicator.right->window,
  90                INTERNAL_AS_WINDOW(focus_indicator.right));
  91     window_add(&focus_indicator.bottom->window,
  92                INTERNAL_AS_WINDOW(focus_indicator.bottom));
  93
  94     color_white = RrColorNew(ob_rr_inst, 0xff, 0xff, 0xff);
  95
  96     a_focus_indicator = RrAppearanceNew(ob_rr_inst, 4);
  97     a_focus_indicator->surface.grad = RR_SURFACE_SOLID;
  98     a_focus_indicator->surface.relief = RR_RELIEF_FLAT;
  99     a_focus_indicator->surface.primary = RrColorNew(ob_rr_inst,
 100                                                     0, 0, 0);
 101     a_focus_indicator->texture[0].type = RR_TEXTURE_LINE_ART;
 102     a_focus_indicator->texture[0].data.lineart.color = color_white;
 103     a_focus_indicator->texture[1].type = RR_TEXTURE_LINE_ART;
 104     a_focus_indicator->texture[1].data.lineart.color = color_white;
 105     a_focus_indicator->texture[2].type = RR_TEXTURE_LINE_ART;
 106     a_focus_indicator->texture[2].data.lineart.color = color_white;
 107     a_focus_indicator->texture[3].type = RR_TEXTURE_LINE_ART;
 108     a_focus_indicator->texture[3].data.lineart.color = color_white;
 109 }
 110
 111 void focus_cycle_indicator_shutdown(gboolean reconfig)
 112 {
 113     if (reconfig) return;
 114
 115     RrColorFree(color_white);
 116
 117     RrAppearanceFree(a_focus_indicator);
 118
 119     window_remove(focus_indicator.top->window);
 120     window_remove(focus_indicator.left->window);
 121     window_remove(focus_indicator.right->window);
 122     window_remove(focus_indicator.bottom->window);
 123
 124     stacking_remove(INTERNAL_AS_WINDOW(focus_indicator.top));
 125     stacking_remove(INTERNAL_AS_WINDOW(focus_indicator.left));
 126     stacking_remove(INTERNAL_AS_WINDOW(focus_indicator.right));
 127     stacking_remove(INTERNAL_AS_WINDOW(focus_indicator.bottom));
 128
 129     XDestroyWindow(obt_display, focus_indicator.top->window);
 130     XDestroyWindow(obt_display, focus_indicator.left->window);
 131     XDestroyWindow(obt_display, focus_indicator.right->window);
 132     XDestroyWindow(obt_display, focus_indicator.bottom->window);
 133
 134     window_free(INTERNAL_AS_WINDOW(focus_indicator.top));
 135     window_free(INTERNAL_AS_WINDOW(focus_indicator.left));
 136     window_free(INTERNAL_AS_WINDOW(focus_indicator.right));
 137     window_free(INTERNAL_AS_WINDOW(focus_indicator.bottom));
 138 }
 139
 140 void focus_cycle_update_indicator(ObClient *c)
 141 {
 142         if (visible)
 143             focus_cycle_draw_indicator(c);
 144 }
 145
 146 void focus_cycle_draw_indicator(ObClient *c)
 147 {
 148     if (!c && visible) {
 149         gulong ignore_start;
 150
 151         /* kill enter events cause by this unmapping */
 152         ignore_start = event_start_ignore_all_enters();
 153
 154         XUnmapWindow(obt_display, focus_indicator.top->window);
 155         XUnmapWindow(obt_display, focus_indicator.left->window);
 156         XUnmapWindow(obt_display, focus_indicator.right->window);
 157         XUnmapWindow(obt_display, focus_indicator.bottom->window);
 158
 159         event_end_ignore_all_enters(ignore_start);
 160
 161         visible = FALSE;
 162     }
 163     else if (c) {
 164         /*
 165           if (c)
 166               frame_adjust_focus(c->frame, FALSE);
 167           frame_adjust_focus(c->frame, TRUE);
 168         */
 169         gint x, y, w, h;
 170         gint wt, wl, wr, wb;
 171         gulong ignore_start;
 172
 173         wt = wl = wr = wb = FOCUS_INDICATOR_WIDTH;
 174
 175         x = c->frame->area.x;
 176         y = c->frame->area.y;
 177         w = c->frame->area.width;
 178         h = wt;
 179
 180         /* kill enter events cause by this moving */
 181         ignore_start = event_start_ignore_all_enters();
 182
 183         XMoveResizeWindow(obt_display, focus_indicator.top->window,
 184                           x, y, w, h);
 185         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 186         a_focus_indicator->texture[0].data.lineart.y1 = h-1;
 187         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 188         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 189         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 190         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 191         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 192         a_focus_indicator->texture[1].data.lineart.y2 = 0;
 193         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 194         a_focus_indicator->texture[2].data.lineart.y1 = 0;
 195         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 196         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 197         a_focus_indicator->texture[3].data.lineart.x1 = (wl-1);
 198         a_focus_indicator->texture[3].data.lineart.y1 = h-1;
 199         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
 200         a_focus_indicator->texture[3].data.lineart.y2 = h-1;
 201         RrPaint(a_focus_indicator, focus_indicator.top->window,
 202                 w, h);
 203
 204         x = c->frame->area.x;
 205         y = c->frame->area.y;
 206         w = wl;
 207         h = c->frame->area.height;
 208
 209         XMoveResizeWindow(obt_display, focus_indicator.left->window,
 210                           x, y, w, h);
 211         a_focus_indicator->texture[0].data.lineart.x1 = w-1;
 212         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 213         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 214         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 215         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 216         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 217         a_focus_indicator->texture[1].data.lineart.x2 = 0;
 218         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 219         a_focus_indicator->texture[2].data.lineart.x1 = 0;
 220         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 221         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 222         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 223         a_focus_indicator->texture[3].data.lineart.x1 = w-1;
 224         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
 225         a_focus_indicator->texture[3].data.lineart.x2 = w-1;
 226         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
 227         RrPaint(a_focus_indicator, focus_indicator.left->window,
 228                 w, h);
 229
 230         x = c->frame->area.x + c->frame->area.width - wr;
 231         y = c->frame->area.y;
 232         w = wr;
 233         h = c->frame->area.height ;
 234
 235         XMoveResizeWindow(obt_display, focus_indicator.right->window,
 236                           x, y, w, h);
 237         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 238         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 239         a_focus_indicator->texture[0].data.lineart.x2 = w-1;
 240         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 241         a_focus_indicator->texture[1].data.lineart.x1 = w-1;
 242         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 243         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 244         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 245         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 246         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 247         a_focus_indicator->texture[2].data.lineart.x2 = 0;
 248         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 249         a_focus_indicator->texture[3].data.lineart.x1 = 0;
 250         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
 251         a_focus_indicator->texture[3].data.lineart.x2 = 0;
 252         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
 253         RrPaint(a_focus_indicator, focus_indicator.right->window,
 254                 w, h);
 255
 256         x = c->frame->area.x;
 257         y = c->frame->area.y + c->frame->area.height - wb;
 258         w = c->frame->area.width;
 259         h = wb;
 260
 261         XMoveResizeWindow(obt_display, focus_indicator.bottom->window,
 262                           x, y, w, h);
 263         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 264         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 265         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 266         a_focus_indicator->texture[0].data.lineart.y2 = h-1;
 267         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 268         a_focus_indicator->texture[1].data.lineart.y1 = h-1;
 269         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 270         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 271         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 272         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 273         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 274         a_focus_indicator->texture[2].data.lineart.y2 = 0;
 275         a_focus_indicator->texture[3].data.lineart.x1 = wl-1;
 276         a_focus_indicator->texture[3].data.lineart.y1 = 0;
 277         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
 278         a_focus_indicator->texture[3].data.lineart.y2 = 0;
 279         RrPaint(a_focus_indicator, focus_indicator.bottom->window,
 280                 w, h);
 281
 282         XMapWindow(obt_display, focus_indicator.top->window);
 283         XMapWindow(obt_display, focus_indicator.left->window);
 284         XMapWindow(obt_display, focus_indicator.right->window);
 285         XMapWindow(obt_display, focus_indicator.bottom->window);
 286
 287         event_end_ignore_all_enters(ignore_start);
 288
 289         visible = TRUE;
 290     }
 291 }