Dogcows Code - chaz/tint2/blob - src/panel.c

   1 /**************************************************************************
   2 *
   3 * Copyright (C) 2008 Pål Staurland (staura@gmail.com)
   4 * Modified (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
   5 *
   6 * This program is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU General Public License version 2
   8 * as published by the Free Software Foundation.
   9 *
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 * GNU General Public License for more details.
  14 * You should have received a copy of the GNU General Public License
  15 * along with this program; if not, write to the Free Software
  16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17 **************************************************************************/
  18
  19 #include <stdio.h>
  20 #include <stdlib.h>
  21 #include <X11/Xlib.h>
  22 #include <X11/Xutil.h>
  23 #include <X11/Xatom.h>
  24 #include <cairo.h>
  25 #include <cairo-xlib.h>
  26 #include <pango/pangocairo.h>
  27
  28 #include "server.h"
  29 #include "window.h"
  30 #include "task.h"
  31 #include "panel.h"
  32
  33
  34 int signal_pending;
  35 // --------------------------------------------------
  36 // mouse events
  37 int mouse_middle;
  38 int mouse_right;
  39 int mouse_scroll_up;
  40 int mouse_scroll_down;
  41
  42 int panel_mode;
  43 int panel_position;
  44 int panel_refresh;
  45
  46 Task *task_active = 0;
  47 Task *task_drag = 0;
  48
  49 Panel *panel1 = 0;
  50 int  nb_panel;
  51
  52
  53
  54 void init_panel()
  55 {
  56         int i;
  57         Panel *p;
  58         for (i=0 ; i < nb_panel ; i++) {
  59                 p = &panel1[i];
  60
  61                 p->area.parent = 0;
  62                 p->area.panel = p;
  63                 p->g_taskbar.parent = p;
  64                 p->g_taskbar.panel = p;
  65                 p->g_task.area.panel = p;
  66
  67                 if (p->pourcentx)
  68                         p->area.width = (float)server.monitor[p->monitor].width * p->initial_width / 100;
  69                 else
  70                         p->area.width = p->initial_width;
  71                 if (p->pourcenty)
  72                         p->area.height = (float)server.monitor[p->monitor].height * p->initial_height / 100;
  73                 else
  74                         p->area.height = p->initial_height;
  75
  76                 // full width mode
  77                 if (!p->area.width)
  78                         p->area.width = server.monitor[p->monitor].width;
  79
  80                 if (p->area.pix.border.rounded > p->area.height/2)
  81                         p->area.pix.border.rounded = p->area.height/2;
  82
  83                 /* panel position determined here */
  84                 if (panel_position & LEFT) {
  85                         p->posx = server.monitor[p->monitor].x + p->marginx;
  86                 }
  87                 else {
  88                         if (panel_position & RIGHT) {
  89                                 p->posx = server.monitor[p->monitor].x + server.monitor[p->monitor].width - p->area.width - p->marginx;
  90                         }
  91                         else {
  92                                 p->posx = server.monitor[p->monitor].x + ((server.monitor[p->monitor].width - p->area.width) / 2);
  93                         }
  94                 }
  95                 if (panel_position & TOP) {
  96                         p->posy = server.monitor[p->monitor].y + p->marginy;
  97                 }
  98                 else {
  99                         p->posy = server.monitor[p->monitor].y + server.monitor[p->monitor].height - p->area.height - p->marginy;
 100                 }
 101
 102                 // Catch some events
 103                 XSetWindowAttributes att = { ParentRelative, 0L, 0, 0L, 0, 0, Always, 0L, 0L, False, ExposureMask|ButtonPressMask|ButtonReleaseMask, NoEventMask, False, 0, 0 };
 104
 105                 // XCreateWindow(display, parent, x, y, w, h, border, depth, class, visual, mask, attrib)
 106                 // main_win doesn't include panel.area.paddingx, so we have WM capabilities on left and right.
 107                 if (p->main_win) XDestroyWindow(server.dsp, p->main_win);
 108                 //win = XCreateWindow (server.dsp, server.root_win, p->posx+p->area.paddingxlr, p->posy, p->area.width-(2*p->area.paddingxlr), p->area.height, 0, server.depth, InputOutput, CopyFromParent, CWEventMask, &att);
 109                 p->main_win = XCreateWindow(server.dsp, server.root_win, p->posx, p->posy, p->area.width, p->area.height, 0, server.depth, InputOutput, CopyFromParent, CWEventMask, &att);
 110
 111                 set_panel_properties(p);
 112                 set_panel_background(p);
 113
 114                 XMapWindow (server.dsp, p->main_win);
 115
 116                 init_clock(&p->clock, &p->area);
 117         }
 118         panel_refresh = 1;
 119 }
 120
 121
 122 void cleanup_panel()
 123 {
 124         if (!panel1) return;
 125
 126    cleanup_taskbar();
 127
 128         int i;
 129         Panel *p;
 130         for (i=0 ; i < nb_panel ; i++) {
 131                 p = &panel1[i];
 132
 133                 // no free_area(&p->area) because it's the list of visible objects
 134                 if (p->area.list) {
 135                         g_slist_free(p->area.list);
 136                         p->area.list = 0;
 137                 }
 138
 139            free_area(&p->g_task.area);
 140            free_area(&p->g_taskbar);
 141         free_area(&p->clock.area);
 142                 if (p->area.pix.pmap) XFreePixmap(server.dsp, p->area.pix.pmap);
 143                 if (p->area.pix_active.pmap) XFreePixmap(server.dsp, p->area.pix_active.pmap);
 144                 if (p->root_pmap) XFreePixmap(server.dsp, p->root_pmap);
 145                 if (p->main_win) XDestroyWindow(server.dsp, p->main_win);
 146         }
 147
 148         // font allocated once
 149    if (panel1[0].g_task.font_desc) pango_font_description_free(panel1[0].g_task.font_desc);
 150
 151    if (panel1) free(panel1);
 152    panel1 = 0;
 153 }
 154
 155
 156 void visual_refresh (Panel *p)
 157 {
 158    if (p->root_pmap) XFreePixmap(server.dsp, p->root_pmap);
 159    p->root_pmap = XCreatePixmap(server.dsp, server.root_win, p->area.width, p->area.height, server.depth);
 160
 161    XCopyArea (server.dsp, p->area.pix.pmap, p->root_pmap, server.gc, 0, 0, p->area.width, p->area.height, 0, 0);
 162
 163    // draw child object
 164    GSList *l = p->area.list;
 165    for (; l ; l = l->next) {
 166       refresh (l->data);
 167         }
 168
 169    XCopyArea(server.dsp, p->root_pmap, p->main_win, server.gc, 0, 0, p->area.width, p->area.height, 0, 0);
 170
 171    // main_win doesn't include panel.area.paddingx, so we have WM capabilities on left and right.
 172    // this feature is disabled !
 173    //XCopyArea (server.dsp, server.pmap, p->main_win, server.gc, p->area.paddingxlr, 0, p->area.width-(2*p->area.paddingxlr), p->area.height, 0, 0);
 174 }
 175
 176
 177 void set_panel_properties(Panel *p)
 178 {
 179    XStoreName (server.dsp, p->main_win, "tint2");
 180
 181    // TODO: check if the name is really needed for a panel/taskbar ?
 182    gsize len;
 183    gchar *name = g_locale_to_utf8("tint2", -1, NULL, &len, NULL);
 184    if (name != NULL) {
 185       XChangeProperty(server.dsp, p->main_win, server.atom._NET_WM_NAME, server.atom.UTF8_STRING, 8, PropModeReplace, (unsigned char *) name, (int) len);
 186       g_free(name);
 187    }
 188
 189    // Dock
 190    long val = server.atom._NET_WM_WINDOW_TYPE_DOCK;
 191    XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, 32, PropModeReplace, (unsigned char *) &val, 1);
 192
 193    // Reserved space
 194    long   struts [12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 195    if (panel_position & TOP) {
 196       struts[2] = p->area.height + p->marginy;
 197       struts[8] = p->posx;
 198       // p->area.width - 1 allowed full screen on monitor 2
 199       struts[9] = p->posx + p->area.width - 1;
 200    }
 201    else {
 202       struts[3] = p->area.height + p->marginy;
 203       struts[10] = p->posx;
 204       // p->area.width - 1 allowed full screen on monitor 2
 205       struts[11] = p->posx + p->area.width - 1;
 206    }
 207    // Old specification : fluxbox need _NET_WM_STRUT.
 208    XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 4);
 209    XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT_PARTIAL, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 12);
 210
 211    // Sticky and below other window
 212    val = 0xFFFFFFFF;
 213    XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_DESKTOP, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &val, 1);
 214    Atom state[4];
 215    state[0] = server.atom._NET_WM_STATE_SKIP_PAGER;
 216    state[1] = server.atom._NET_WM_STATE_SKIP_TASKBAR;
 217    state[2] = server.atom._NET_WM_STATE_STICKY;
 218    state[3] = server.atom._NET_WM_STATE_BELOW;
 219    XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STATE, XA_ATOM, 32, PropModeReplace, (unsigned char *) state, 4);
 220
 221    // Fixed position
 222    XSizeHints size_hints;
 223    size_hints.flags = PPosition;
 224    XChangeProperty (server.dsp, p->main_win, XA_WM_NORMAL_HINTS, XA_WM_SIZE_HINTS, 32, PropModeReplace, (unsigned char *) &size_hints, sizeof (XSizeHints) / 4);
 225
 226    // Unfocusable
 227    XWMHints wmhints;
 228    wmhints.flags = InputHint;
 229    wmhints.input = False;
 230    XChangeProperty (server.dsp, p->main_win, XA_WM_HINTS, XA_WM_HINTS, 32, PropModeReplace, (unsigned char *) &wmhints, sizeof (XWMHints) / 4);
 231
 232    // Undecorated
 233    long prop[5] = { 2, 0, 0, 0, 0 };
 234    XChangeProperty(server.dsp, p->main_win, server.atom._MOTIF_WM_HINTS, server.atom._MOTIF_WM_HINTS, 32, PropModeReplace, (unsigned char *) prop, 5);
 235 }
 236
 237
 238 void visible_object()
 239 {
 240    Panel *panel;
 241    int i, j;
 242
 243         for (i=0 ; i < nb_panel ; i++) {
 244                 panel = &panel1[i];
 245
 246                 if (panel->area.list) {
 247                         g_slist_free(panel->area.list);
 248                         panel->area.list = 0;
 249                 }
 250
 251                 // list of visible objects
 252                 // start with clock because draw(clock) can resize others object
 253                 if (time1_format)
 254                         panel->area.list = g_slist_append(panel->area.list, &panel->clock);
 255
 256                 //panel->area.list = g_slist_append(panel->area.list, &panel->trayer);
 257
 258                 Taskbar *taskbar;
 259                 for (j=0 ; j < panel->nb_desktop ; j++) {
 260                         taskbar = &panel->taskbar[j];
 261                         if (panel_mode != MULTI_DESKTOP && taskbar->desktop != server.desktop) {
 262                                 // (SINGLE_DESKTOP or SINGLE_MONITOR) and not current desktop
 263                                 continue;
 264                         }
 265
 266                         panel->area.list = g_slist_append(panel->area.list, taskbar);
 267                 }
 268                 set_redraw(&panel->area);
 269         }
 270         panel_refresh = 1;
 271 }
 272
 273
 274 void set_panel_background(Panel *p)
 275 {
 276    get_root_pixmap();
 277
 278    if (p->area.pix.pmap) XFreePixmap (server.dsp, p->area.pix.pmap);
 279    p->area.pix.pmap = XCreatePixmap (server.dsp, server.root_win, p->area.width, p->area.height, server.depth);
 280
 281    // copy background (server.root_pmap) in panel
 282    Window dummy;
 283    int  x, y;
 284    XTranslateCoordinates(server.dsp, p->main_win, server.root_win, 0, 0, &x, &y, &dummy);
 285    XSetTSOrigin(server.dsp, server.gc, -x, -y) ;
 286    XFillRectangle(server.dsp, p->area.pix.pmap, server.gc, 0, 0, p->area.width, p->area.height);
 287
 288    // draw background panel
 289    cairo_surface_t *cs;
 290    cairo_t *c;
 291    cs = cairo_xlib_surface_create (server.dsp, p->area.pix.pmap, server.visual, p->area.width, p->area.height);
 292    c = cairo_create (cs);
 293
 294    draw_background(&p->area, c, 0);
 295
 296    cairo_destroy (c);
 297    cairo_surface_destroy (cs);
 298
 299         // redraw panel
 300    set_redraw (&p->area);
 301
 302    // copy background panel on desktop window
 303    //XCopyArea (server.dsp, p->area.pix.pmap, server.root_win, server.gc_root, 0, 0, p->area.width, p->area.height, p->posx, p->posy);
 304 }
 305
 306
 307 Panel *get_panel(Window win)
 308 {
 309         int i;
 310         for (i=0 ; i < nb_panel ; i++) {
 311                 if (panel1[i].main_win == win) {
 312                         return &panel1[i];
 313                 }
 314         }
 315         return 0;
 316 }
 317