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, const Rect *r, gint border,
  46                             gint depth, gulong mask,
  47                             XSetWindowAttributes *attrib)
  48 {
  49     return XCreateWindow(obt_display, parent,
  50                          r->x, r->y, r->width, r->height, border,
  51                          depth, InputOutput,
  52                          0, mask, attrib);
  53
  54 }
  55
  56 void focus_cycle_indicator_startup(gboolean reconfig)
  57 {
  58     Window w;
  59     gint depth;
  60     XSetWindowAttributes attr;
  61     const Rect r = {0, 0, 1, 1};
  62     const gint b = 0;
  63
  64     visible = FALSE;
  65
  66     if (reconfig) return;
  67
  68     depth = RrDepth(ob_rr_inst);
  69     attr.override_redirect = True;
  70     attr.background_pixel = BlackPixel(obt_display, ob_screen);
  71
  72     w = create_window(obt_root(ob_screen), &r, b, depth,
  73                       CWOverrideRedirect | CWBackPixel, &attr);
  74     focus_indicator.top = window_internal_new(w, &r, b, depth);
  75     w = create_window(obt_root(ob_screen), &r, b, depth,
  76                       CWOverrideRedirect | CWBackPixel, &attr);
  77     focus_indicator.left = window_internal_new(w, &r, b, depth);
  78     w = create_window(obt_root(ob_screen), &r, b, depth,
  79                       CWOverrideRedirect | CWBackPixel, &attr);
  80     focus_indicator.right = window_internal_new(w, &r, b, depth);
  81     w = create_window(obt_root(ob_screen), &r, b, depth,
  82                       CWOverrideRedirect | CWBackPixel, &attr);
  83     focus_indicator.bottom = window_internal_new(w, &r, b, depth);
  84
  85     stacking_add(INTERNAL_AS_WINDOW(focus_indicator.top));
  86     stacking_add(INTERNAL_AS_WINDOW(focus_indicator.left));
  87     stacking_add(INTERNAL_AS_WINDOW(focus_indicator.right));
  88     stacking_add(INTERNAL_AS_WINDOW(focus_indicator.bottom));
  89     window_add(&focus_indicator.top->window,
  90                INTERNAL_AS_WINDOW(focus_indicator.top));
  91     window_add(&focus_indicator.left->window,
  92                INTERNAL_AS_WINDOW(focus_indicator.left));
  93     window_add(&focus_indicator.right->window,
  94                INTERNAL_AS_WINDOW(focus_indicator.right));
  95     window_add(&focus_indicator.bottom->window,
  96                INTERNAL_AS_WINDOW(focus_indicator.bottom));
  97
  98     color_white = RrColorNew(ob_rr_inst, 0xff, 0xff, 0xff);
  99
 100     a_focus_indicator = RrAppearanceNew(ob_rr_inst, 4);
 101     a_focus_indicator->surface.grad = RR_SURFACE_SOLID;
 102     a_focus_indicator->surface.relief = RR_RELIEF_FLAT;
 103     a_focus_indicator->surface.primary = RrColorNew(ob_rr_inst,
 104                                                     0, 0, 0);
 105     a_focus_indicator->texture[0].type = RR_TEXTURE_LINE_ART;
 106     a_focus_indicator->texture[0].data.lineart.color = color_white;
 107     a_focus_indicator->texture[1].type = RR_TEXTURE_LINE_ART;
 108     a_focus_indicator->texture[1].data.lineart.color = color_white;
 109     a_focus_indicator->texture[2].type = RR_TEXTURE_LINE_ART;
 110     a_focus_indicator->texture[2].data.lineart.color = color_white;
 111     a_focus_indicator->texture[3].type = RR_TEXTURE_LINE_ART;
 112     a_focus_indicator->texture[3].data.lineart.color = color_white;
 113 }
 114
 115 void focus_cycle_indicator_shutdown(gboolean reconfig)
 116 {
 117     if (reconfig) return;
 118
 119     RrColorFree(color_white);
 120
 121     RrAppearanceFree(a_focus_indicator);
 122
 123     window_cleanup(INTERNAL_AS_WINDOW(focus_indicator.top));
 124     window_cleanup(INTERNAL_AS_WINDOW(focus_indicator.left));
 125     window_cleanup(INTERNAL_AS_WINDOW(focus_indicator.right));
 126     window_cleanup(INTERNAL_AS_WINDOW(focus_indicator.bottom));
 127
 128     window_remove(focus_indicator.top->window);
 129     window_remove(focus_indicator.left->window);
 130     window_remove(focus_indicator.right->window);
 131     window_remove(focus_indicator.bottom->window);
 132
 133     stacking_remove(INTERNAL_AS_WINDOW(focus_indicator.top));
 134     stacking_remove(INTERNAL_AS_WINDOW(focus_indicator.left));
 135     stacking_remove(INTERNAL_AS_WINDOW(focus_indicator.right));
 136     stacking_remove(INTERNAL_AS_WINDOW(focus_indicator.bottom));
 137
 138     XDestroyWindow(obt_display, focus_indicator.top->window);
 139     XDestroyWindow(obt_display, focus_indicator.left->window);
 140     XDestroyWindow(obt_display, focus_indicator.right->window);
 141     XDestroyWindow(obt_display, focus_indicator.bottom->window);
 142
 143     window_free(INTERNAL_AS_WINDOW(focus_indicator.top));
 144     window_free(INTERNAL_AS_WINDOW(focus_indicator.left));
 145     window_free(INTERNAL_AS_WINDOW(focus_indicator.right));
 146     window_free(INTERNAL_AS_WINDOW(focus_indicator.bottom));
 147 }
 148
 149 void focus_cycle_update_indicator(ObClient *c)
 150 {
 151         if (visible)
 152             focus_cycle_draw_indicator(c);
 153 }
 154
 155 void focus_cycle_draw_indicator(ObClient *c)
 156 {
 157     if (!c && visible) {
 158         gulong ignore_start;
 159
 160         /* kill enter events cause by this unmapping */
 161         ignore_start = event_start_ignore_all_enters();
 162
 163         XUnmapWindow(obt_display, focus_indicator.top->window);
 164         XUnmapWindow(obt_display, focus_indicator.left->window);
 165         XUnmapWindow(obt_display, focus_indicator.right->window);
 166         XUnmapWindow(obt_display, focus_indicator.bottom->window);
 167
 168         event_end_ignore_all_enters(ignore_start);
 169
 170         visible = FALSE;
 171     }
 172     else if (c) {
 173         /*
 174           if (c)
 175               frame_adjust_focus(c->frame, FALSE);
 176           frame_adjust_focus(c->frame, TRUE);
 177         */
 178         gint x, y, w, h;
 179         gint wt, wl, wr, wb;
 180         gulong ignore_start;
 181
 182         wt = wl = wr = wb = FOCUS_INDICATOR_WIDTH;
 183
 184         x = c->frame->area.x;
 185         y = c->frame->area.y;
 186         w = c->frame->area.width;
 187         h = wt;
 188
 189         /* kill enter events cause by this moving */
 190         ignore_start = event_start_ignore_all_enters();
 191
 192         XMoveResizeWindow(obt_display, focus_indicator.top->window,
 193                           x, y, w, h);
 194         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 195         a_focus_indicator->texture[0].data.lineart.y1 = h-1;
 196         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 197         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 198         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 199         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 200         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 201         a_focus_indicator->texture[1].data.lineart.y2 = 0;
 202         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 203         a_focus_indicator->texture[2].data.lineart.y1 = 0;
 204         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 205         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 206         a_focus_indicator->texture[3].data.lineart.x1 = (wl-1);
 207         a_focus_indicator->texture[3].data.lineart.y1 = h-1;
 208         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
 209         a_focus_indicator->texture[3].data.lineart.y2 = h-1;
 210         RrPaint(a_focus_indicator, focus_indicator.top->window,
 211                 w, h);
 212
 213         x = c->frame->area.x;
 214         y = c->frame->area.y;
 215         w = wl;
 216         h = c->frame->area.height;
 217
 218         XMoveResizeWindow(obt_display, focus_indicator.left->window,
 219                           x, y, w, h);
 220         a_focus_indicator->texture[0].data.lineart.x1 = w-1;
 221         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 222         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 223         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 224         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 225         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 226         a_focus_indicator->texture[1].data.lineart.x2 = 0;
 227         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 228         a_focus_indicator->texture[2].data.lineart.x1 = 0;
 229         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 230         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 231         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 232         a_focus_indicator->texture[3].data.lineart.x1 = w-1;
 233         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
 234         a_focus_indicator->texture[3].data.lineart.x2 = w-1;
 235         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
 236         RrPaint(a_focus_indicator, focus_indicator.left->window,
 237                 w, h);
 238
 239         x = c->frame->area.x + c->frame->area.width - wr;
 240         y = c->frame->area.y;
 241         w = wr;
 242         h = c->frame->area.height ;
 243
 244         XMoveResizeWindow(obt_display, focus_indicator.right->window,
 245                           x, y, w, h);
 246         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 247         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 248         a_focus_indicator->texture[0].data.lineart.x2 = w-1;
 249         a_focus_indicator->texture[0].data.lineart.y2 = 0;
 250         a_focus_indicator->texture[1].data.lineart.x1 = w-1;
 251         a_focus_indicator->texture[1].data.lineart.y1 = 0;
 252         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 253         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 254         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 255         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 256         a_focus_indicator->texture[2].data.lineart.x2 = 0;
 257         a_focus_indicator->texture[2].data.lineart.y2 = h-1;
 258         a_focus_indicator->texture[3].data.lineart.x1 = 0;
 259         a_focus_indicator->texture[3].data.lineart.y1 = wt-1;
 260         a_focus_indicator->texture[3].data.lineart.x2 = 0;
 261         a_focus_indicator->texture[3].data.lineart.y2 = h - wb;
 262         RrPaint(a_focus_indicator, focus_indicator.right->window,
 263                 w, h);
 264
 265         x = c->frame->area.x;
 266         y = c->frame->area.y + c->frame->area.height - wb;
 267         w = c->frame->area.width;
 268         h = wb;
 269
 270         XMoveResizeWindow(obt_display, focus_indicator.bottom->window,
 271                           x, y, w, h);
 272         a_focus_indicator->texture[0].data.lineart.x1 = 0;
 273         a_focus_indicator->texture[0].data.lineart.y1 = 0;
 274         a_focus_indicator->texture[0].data.lineart.x2 = 0;
 275         a_focus_indicator->texture[0].data.lineart.y2 = h-1;
 276         a_focus_indicator->texture[1].data.lineart.x1 = 0;
 277         a_focus_indicator->texture[1].data.lineart.y1 = h-1;
 278         a_focus_indicator->texture[1].data.lineart.x2 = w-1;
 279         a_focus_indicator->texture[1].data.lineart.y2 = h-1;
 280         a_focus_indicator->texture[2].data.lineart.x1 = w-1;
 281         a_focus_indicator->texture[2].data.lineart.y1 = h-1;
 282         a_focus_indicator->texture[2].data.lineart.x2 = w-1;
 283         a_focus_indicator->texture[2].data.lineart.y2 = 0;
 284         a_focus_indicator->texture[3].data.lineart.x1 = wl-1;
 285         a_focus_indicator->texture[3].data.lineart.y1 = 0;
 286         a_focus_indicator->texture[3].data.lineart.x2 = w - wr;
 287         a_focus_indicator->texture[3].data.lineart.y2 = 0;
 288         RrPaint(a_focus_indicator, focus_indicator.bottom->window,
 289                 w, h);
 290
 291         XMapWindow(obt_display, focus_indicator.top->window);
 292         XMapWindow(obt_display, focus_indicator.left->window);
 293         XMapWindow(obt_display, focus_indicator.right->window);
 294         XMapWindow(obt_display, focus_indicator.bottom->window);
 295
 296         event_end_ignore_all_enters(ignore_start);
 297
 298         visible = TRUE;
 299     }
 300 }