Dogcows Code - chaz/tint2/blob - src/taskbar/taskbarname.c

   1 /**************************************************************************
   2 *
   3 * Tint2 : taskbarname
   4 *
   5 * Copyright (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr) from Omega distribution
   6 *
   7 * This program is free software; you can redistribute it and/or
   8 * modify it under the terms of the GNU General Public License version 2
   9 * as published by the Free Software Foundation.
  10 *
  11 * This program is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 * You should have received a copy of the GNU General Public License
  16 * along with this program; if not, write to the Free Software
  17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18 **************************************************************************/
  19
  20 #include <X11/Xlib.h>
  21 #include <X11/Xutil.h>
  22 #include <X11/Xatom.h>
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26 #include <glib.h>
  27 #include <Imlib2.h>
  28
  29 #include "window.h"
  30 #include "panel.h"
  31 #include "taskbar.h"
  32 #include "server.h"
  33 #include "taskbarname.h"
  34
  35 int taskbarname_enabled;
  36 PangoFontDescription *taskbarname_font_desc;
  37 Color taskbarname_font;
  38 Color taskbarname_active_font;
  39
  40
  41 void default_taskbarname()
  42 {
  43         taskbarname_enabled = 0;
  44         taskbarname_font_desc = 0;
  45 }
  46
  47
  48 void init_taskbarname_panel(void *p)
  49 {
  50         Panel *panel =(Panel*)p;
  51         Taskbar *tskbar;
  52         int j, count;
  53
  54         if (!taskbarname_enabled) return;
  55
  56         GList *list = NULL;
  57         gchar *data_ptr, *ptr;
  58         data_ptr = server_get_property (server.root_win, server.atom._NET_DESKTOP_NAMES, server.atom.UTF8_STRING, &count);
  59         if (data_ptr) {
  60                 list = g_list_append(list, g_strdup(data_ptr));
  61                 for (j = 0; j < count-1; j++) {
  62                         if (*(data_ptr + j)     == '\0') {
  63                                 ptr = (gchar*)data_ptr + j + 1;
  64                                 list = g_list_append(list, g_strdup(ptr));
  65                         }
  66                 }
  67                 XFree(data_ptr);
  68         }
  69
  70         GList *l;
  71         for (j=0, l=list ; j < panel->nb_desktop ; j++) {
  72                 tskbar = &panel->taskbar[j];
  73                 memcpy(&tskbar->bar_name.area, &panel->g_taskbar.area_name, sizeof(Area));
  74                 tskbar->bar_name.area.parent = tskbar;
  75                 if (j == server.desktop)
  76                         tskbar->bar_name.area.bg = panel->g_taskbar.background_name[TASKBAR_ACTIVE];
  77                 else
  78                         tskbar->bar_name.area.bg = panel->g_taskbar.background_name[TASKBAR_NORMAL];
  79
  80                 if (l) {
  81                         tskbar->bar_name.name = g_strdup(l->data);
  82                         l = l->next;
  83                 }
  84                 else {
  85                         // use desktop number if name is missing
  86                         tskbar->bar_name.name = g_strdup_printf("%d", j+1);
  87                 }
  88
  89                 // append the name at the beginning of taskbar
  90                 tskbar->area.list = g_slist_append(tskbar->area.list, &tskbar->bar_name);
  91         }
  92 }
  93
  94
  95 void cleanup_taskbarname()
  96 {
  97         int i, j, k;
  98         Panel *panel;
  99         Taskbar *tskbar;
 100
 101         for (i=0 ; i < nb_panel ; i++) {
 102                 panel = &panel1[i];
 103                 for (j=0 ; j < panel->nb_desktop ; j++) {
 104                         tskbar = &panel->taskbar[j];
 105                         if (tskbar->bar_name.name)      g_free(tskbar->bar_name.name);
 106                         free_area (&tskbar->bar_name.area);
 107                         for (k=0; k<TASKBAR_STATE_COUNT; ++k) {
 108                                 if (tskbar->bar_name.state_pix[k]) XFreePixmap(server.dsp, tskbar->bar_name.state_pix[k]);
 109                         }
 110                         tskbar->area.list = g_slist_remove(tskbar->area.list, &tskbar->bar_name);
 111                 }
 112         }
 113 }
 114
 115
 116 void draw_taskbarname (void *obj, cairo_t *c)
 117 {
 118         Taskbarname *taskbar_name = obj;
 119         Taskbar *taskbar = taskbar_name->area.parent;
 120         PangoLayout *layout;
 121         Color *config_text = (taskbar->desktop == server.desktop) ? &taskbarname_active_font : &taskbarname_font;
 122
 123         int state = (taskbar->desktop == server.desktop) ? TASKBAR_ACTIVE : TASKBAR_NORMAL;
 124         taskbar_name->state_pix[state] = taskbar_name->area.pix;
 125
 126         // draw content
 127         layout = pango_cairo_create_layout (c);
 128         pango_layout_set_font_description (layout, taskbarname_font_desc);
 129         pango_layout_set_width (layout, taskbar_name->area.width * PANGO_SCALE);
 130         pango_layout_set_alignment (layout, PANGO_ALIGN_CENTER);
 131         pango_layout_set_text (layout, taskbar_name->name, strlen(taskbar_name->name));
 132
 133         cairo_set_source_rgba (c, config_text->color[0], config_text->color[1], config_text->color[2], config_text->alpha);
 134
 135         pango_cairo_update_layout (c, layout);
 136         cairo_move_to (c, 0, taskbar_name->posy);
 137         pango_cairo_show_layout (c, layout);
 138
 139         g_object_unref (layout);
 140         //printf("draw_taskbarname %s ******************************\n", taskbar_name->name);
 141 }
 142
 143
 144 int resize_taskbarname(void *obj)
 145 {
 146         Taskbarname *taskbar_name = obj;
 147         Panel *panel = taskbar_name->area.panel;
 148         int name_height, name_width, name_height_ink;
 149         int ret = 0;
 150
 151         taskbar_name->area.redraw = 1;
 152         get_text_size2(taskbarname_font_desc, &name_height_ink, &name_height, &name_width, panel->area.height, panel->area.width, taskbar_name->name, strlen(taskbar_name->name));
 153
 154         if (panel_horizontal) {
 155                 int new_size = name_width + (2* (taskbar_name->area.paddingxlr + taskbar_name->area.bg->border.width));
 156                 if (new_size != taskbar_name->area.width) {
 157                         taskbar_name->area.width = new_size;
 158                         taskbar_name->posy = (taskbar_name->area.height - name_height) / 2;
 159                         ret = 1;
 160                 }
 161         }
 162         else {
 163                 int new_size = name_height + (2 * (taskbar_name->area.paddingxlr + taskbar_name->area.bg->border.width));
 164                 if (new_size != taskbar_name->area.height) {
 165                         taskbar_name->area.height =  new_size;
 166                         taskbar_name->posy = (taskbar_name->area.height - name_height) / 2;
 167                         ret = 1;
 168                 }
 169         }
 170         return ret;
 171 }
 172