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 = p;
  62                 p->area.panel = p;
  63                 p->area.visible = 1;
  64                 p->area._resize = resize_panel;
  65                 p->g_taskbar.parent = p;
  66                 p->g_taskbar.panel = p;
  67                 p->g_task.area.panel = p;
  68
  69                 // add childs
  70            if (p->clock.area.visible)
  71                         p->area.list = g_slist_append(p->area.list, &p->clock);
  72            if (p->systray.area.visible)
  73                         p->area.list = g_slist_append(p->area.list, &p->systray);
  74
  75                 // detect panel size
  76                 if (p->pourcentx)
  77                         p->area.width = (float)server.monitor[p->monitor].width * p->initial_width / 100;
  78                 else
  79                         p->area.width = p->initial_width;
  80                 if (p->pourcenty)
  81                         p->area.height = (float)server.monitor[p->monitor].height * p->initial_height / 100;
  82                 else
  83                         p->area.height = p->initial_height;
  84
  85                 // full width mode
  86                 if (!p->area.width)
  87                         p->area.width = server.monitor[p->monitor].width;
  88
  89                 if (p->area.pix.border.rounded > p->area.height/2)
  90                         p->area.pix.border.rounded = p->area.height/2;
  91
  92                 /* panel position determined here */
  93                 if (panel_position & LEFT) {
  94                         p->posx = server.monitor[p->monitor].x + p->marginx;
  95                 }
  96                 else {
  97                         if (panel_position & RIGHT) {
  98                                 p->posx = server.monitor[p->monitor].x + server.monitor[p->monitor].width - p->area.width - p->marginx;
  99                         }
 100                         else {
 101                                 p->posx = server.monitor[p->monitor].x + ((server.monitor[p->monitor].width - p->area.width) / 2);
 102                         }
 103                 }
 104                 if (panel_position & TOP) {
 105                         p->posy = server.monitor[p->monitor].y + p->marginy;
 106                 }
 107                 else {
 108                         p->posy = server.monitor[p->monitor].y + server.monitor[p->monitor].height - p->area.height - p->marginy;
 109                 }
 110
 111                 // Catch some events
 112                 XSetWindowAttributes att = { ParentRelative, 0L, 0, 0L, 0, 0, Always, 0L, 0L, False, ExposureMask|ButtonPressMask|ButtonReleaseMask, NoEventMask, False, 0, 0 };
 113
 114                 // XCreateWindow(display, parent, x, y, w, h, border, depth, class, visual, mask, attrib)
 115                 // main_win doesn't include panel.area.paddingx, so we have WM capabilities on left and right.
 116                 if (p->main_win) XDestroyWindow(server.dsp, p->main_win);
 117                 //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);
 118                 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);
 119
 120                 set_panel_properties(p);
 121                 set_panel_background(p);
 122
 123                 XMapWindow (server.dsp, p->main_win);
 124         }
 125         panel_refresh = 1;
 126 }
 127
 128
 129 void cleanup_panel()
 130 {
 131         if (!panel1) return;
 132
 133    cleanup_taskbar();
 134
 135         // font allocated once
 136    if (panel1[0].g_task.font_desc) {
 137         pango_font_description_free(panel1[0].g_task.font_desc);
 138         panel1[0].g_task.font_desc = 0;
 139         }
 140
 141         int i;
 142         Panel *p;
 143         for (i=0 ; i < nb_panel ; i++) {
 144                 p = &panel1[i];
 145
 146                 free_area(&p->area);
 147            free_area(&p->g_task.area);
 148            free_area(&p->g_taskbar);
 149
 150                 if (p->temp_pmap) {
 151                         XFreePixmap(server.dsp, p->temp_pmap);
 152                         p->temp_pmap = 0;
 153                 }
 154                 if (p->main_win) {
 155                         XDestroyWindow(server.dsp, p->main_win);
 156                         p->main_win = 0;
 157                 }
 158         }
 159
 160    if (panel1) free(panel1);
 161    panel1 = 0;
 162 }
 163
 164
 165 void resize_panel(void *obj)
 166 {
 167    Panel *panel = (Panel*)obj;
 168    int taskbar_width, modulo_width, taskbar_on_screen;
 169
 170 //printf("resize_panel :  : posx et width des barres de taches\n");
 171
 172    if (panel_mode == MULTI_DESKTOP) taskbar_on_screen = panel->nb_desktop;
 173    else taskbar_on_screen = 1;
 174
 175    taskbar_width = panel->area.width - (2 * panel->area.paddingxlr) - (2 * panel->area.pix.border.width);
 176    if (panel->clock.area.visible)
 177       taskbar_width -= (panel->clock.area.width + panel->area.paddingx);
 178    if (panel->systray.area.visible)
 179         taskbar_width -= (panel->systray.area.width + panel->area.paddingx);
 180
 181    taskbar_width = (taskbar_width - ((taskbar_on_screen-1) * panel->area.paddingx)) / taskbar_on_screen;
 182
 183    if (taskbar_on_screen > 1)
 184       modulo_width = (taskbar_width - ((taskbar_on_screen-1) * panel->area.paddingx)) % taskbar_on_screen;
 185    else
 186       modulo_width = 0;
 187
 188         // change posx and width for all taskbar
 189    int i, modulo=0, posx=0;
 190    for (i=0 ; i < panel->nb_desktop ; i++) {
 191       if ((i % taskbar_on_screen) == 0) {
 192          posx = panel->area.pix.border.width + panel->area.paddingxlr;
 193          modulo = modulo_width;
 194       }
 195       else posx += taskbar_width + panel->area.paddingx;
 196
 197       panel->taskbar[i].area.posx = posx;
 198       panel->taskbar[i].area.width = taskbar_width;
 199       panel->taskbar[i].area.resize = 1;
 200       if (modulo) {
 201          panel->taskbar[i].area.width++;
 202          modulo--;
 203       }
 204    }
 205 }
 206
 207
 208 void visible_object()
 209 {
 210    Panel *panel;
 211    int i, j;
 212
 213         for (i=0 ; i < nb_panel ; i++) {
 214                 panel = &panel1[i];
 215
 216                 Taskbar *taskbar;
 217                 for (j=0 ; j < panel->nb_desktop ; j++) {
 218                         taskbar = &panel->taskbar[j];
 219                         if (panel_mode != MULTI_DESKTOP && taskbar->desktop != server.desktop) {
 220                                 // (SINGLE_DESKTOP or SINGLE_MONITOR) and not current desktop
 221                                 taskbar->area.visible = 0;
 222                         }
 223                         else {
 224                                 taskbar->area.visible = 1;
 225                         }
 226                 }
 227         }
 228         panel_refresh = 1;
 229 }
 230
 231
 232 void set_panel_properties(Panel *p)
 233 {
 234    XStoreName (server.dsp, p->main_win, "tint2");
 235
 236    // TODO: check if the name is really needed for a panel/taskbar ?
 237    gsize len;
 238    gchar *name = g_locale_to_utf8("tint2", -1, NULL, &len, NULL);
 239    if (name != NULL) {
 240       XChangeProperty(server.dsp, p->main_win, server.atom._NET_WM_NAME, server.atom.UTF8_STRING, 8, PropModeReplace, (unsigned char *) name, (int) len);
 241       g_free(name);
 242    }
 243
 244    // Dock
 245    long val = server.atom._NET_WM_WINDOW_TYPE_DOCK;
 246    XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_WINDOW_TYPE, XA_ATOM, 32, PropModeReplace, (unsigned char *) &val, 1);
 247
 248    // Reserved space
 249    long   struts [12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 250    if (panel_position & TOP) {
 251       struts[2] = p->area.height + p->marginy;
 252       struts[8] = p->posx;
 253       // p->area.width - 1 allowed full screen on monitor 2
 254       struts[9] = p->posx + p->area.width - 1;
 255    }
 256    else {
 257       struts[3] = p->area.height + p->marginy;
 258       struts[10] = p->posx;
 259       // p->area.width - 1 allowed full screen on monitor 2
 260       struts[11] = p->posx + p->area.width - 1;
 261    }
 262    // Old specification : fluxbox need _NET_WM_STRUT.
 263    XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 4);
 264    XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STRUT_PARTIAL, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &struts, 12);
 265
 266    // Sticky and below other window
 267    val = 0xFFFFFFFF;
 268    XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_DESKTOP, XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &val, 1);
 269    Atom state[4];
 270    state[0] = server.atom._NET_WM_STATE_SKIP_PAGER;
 271    state[1] = server.atom._NET_WM_STATE_SKIP_TASKBAR;
 272    state[2] = server.atom._NET_WM_STATE_STICKY;
 273    state[3] = server.atom._NET_WM_STATE_BELOW;
 274    XChangeProperty (server.dsp, p->main_win, server.atom._NET_WM_STATE, XA_ATOM, 32, PropModeReplace, (unsigned char *) state, 4);
 275
 276    // Fixed position
 277    XSizeHints size_hints;
 278    size_hints.flags = PPosition;
 279    XChangeProperty (server.dsp, p->main_win, XA_WM_NORMAL_HINTS, XA_WM_SIZE_HINTS, 32, PropModeReplace, (unsigned char *) &size_hints, sizeof (XSizeHints) / 4);
 280
 281    // Unfocusable
 282    XWMHints wmhints;
 283    wmhints.flags = InputHint;
 284    wmhints.input = False;
 285    XChangeProperty (server.dsp, p->main_win, XA_WM_HINTS, XA_WM_HINTS, 32, PropModeReplace, (unsigned char *) &wmhints, sizeof (XWMHints) / 4);
 286
 287    // Undecorated
 288    long prop[5] = { 2, 0, 0, 0, 0 };
 289    XChangeProperty(server.dsp, p->main_win, server.atom._MOTIF_WM_HINTS, server.atom._MOTIF_WM_HINTS, 32, PropModeReplace, (unsigned char *) prop, 5);
 290 }
 291
 292
 293 void set_panel_background(Panel *p)
 294 {
 295    get_root_pixmap();
 296
 297    if (p->area.pix.pmap) XFreePixmap (server.dsp, p->area.pix.pmap);
 298    p->area.pix.pmap = XCreatePixmap (server.dsp, server.root_win, p->area.width, p->area.height, server.depth);
 299
 300    // copy background (server.root_pmap) in panel.area.pix.pmap
 301    Window dummy;
 302    int  x, y;
 303    XTranslateCoordinates(server.dsp, p->main_win, server.root_win, 0, 0, &x, &y, &dummy);
 304    XSetTSOrigin(server.dsp, server.gc, -x, -y) ;
 305    XFillRectangle(server.dsp, p->area.pix.pmap, server.gc, 0, 0, p->area.width, p->area.height);
 306
 307    // draw background panel
 308    cairo_surface_t *cs;
 309    cairo_t *c;
 310    cs = cairo_xlib_surface_create (server.dsp, p->area.pix.pmap, server.visual, p->area.width, p->area.height);
 311    c = cairo_create (cs);
 312
 313    draw_background(&p->area, c, 0);
 314
 315    cairo_destroy (c);
 316    cairo_surface_destroy (cs);
 317
 318         // redraw panel's object
 319    GSList *l0;
 320    Area *a;
 321         for (l0 = p->area.list; l0 ; l0 = l0->next) {
 322       a = l0->data;
 323       set_redraw(a);
 324    }
 325 }
 326
 327
 328 Panel *get_panel(Window win)
 329 {
 330         int i;
 331         for (i=0 ; i < nb_panel ; i++) {
 332                 if (panel1[i].main_win == win) {
 333                         return &panel1[i];
 334                 }
 335         }
 336         return 0;
 337 }
 338