Move plugins out of src/plugins/ into plugins/ (upper directory).
[lxde/lxpanel.git] / plugins / pager.c
1 /* pager.c -- pager module of lxpanel project
2 *
3 * Copyright (C) 2009 Dongxu Li <song6song@sourceforge.net>
4 * 2012 Julien Lavergne <gilir@ubuntu.com>
5 *
6 * This file is part of lxpanel.
7 *
8 * lxpanel is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2, or (at your option)
11 * any later version.
12 *
13 * lxpanel is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with sawfish; see the file COPYING. If not, write to
20 * the Free Software Foundation, 51 Franklin Street, Fifth Floor,
21 * Boston, MA 02110-1301 USA.
22 */
23
24 #include <gtk/gtk.h>
25 #include <gdk/gdkx.h>
26 #include <libfm/fm-gtk.h>
27
28 #include <glib/gi18n.h>
29 #ifndef WNCK_I_KNOW_THIS_IS_UNSTABLE
30 #define WNCK_I_KNOW_THIS_IS_UNSTABLE
31 #endif
32 #include <libwnck/libwnck.h>
33
34 #include "plugin.h"
35
36 /* command to configure desktop, it will be set by .config callback */
37 static const char *configure_command = NULL;
38
39 static void on_realize(GtkWidget *p, LXPanel *panel)
40 {
41 WnckPager *pager = WNCK_PAGER(gtk_bin_get_child(GTK_BIN(p)));
42 int rows, r, h = panel_get_height(panel);
43
44 /* set geometry */
45 wnck_pager_set_orientation(pager, panel_get_orientation(panel));
46 if (panel_get_orientation(panel) == GTK_ORIENTATION_VERTICAL)
47 h *= ((gfloat) gdk_screen_height() / (gfloat) gdk_screen_width());
48 rows = h / (panel_get_icon_size(panel) * 2) + 1; /* min */
49 r = (h - 4) / panel_get_icon_size(panel); /* max */
50 /* g_debug("pager for height %d and icon size %d: %d to %d",panel_get_height(panel),panel_get_icon_size(panel),r,rows); */
51 rows = MAX(rows, r);
52 wnck_pager_set_n_rows(pager, rows);
53 }
54
55 static void on_size_allocate(GtkWidget *p, GdkRectangle *allocation, LXPanel *panel)
56 {
57 /* g_debug("pager: on_size_allocate(): %dx%d", allocation->width, allocation->height); */
58 on_realize(p, panel);
59 }
60
61 static GtkWidget *pager_constructor(LXPanel *panel, config_setting_t *settings)
62 {
63 GtkWidget *p, *w;
64 int border = 1; /* NOTE: old 'pager' used 2, WnckPager has 1, need 1 more */
65
66 /* FIXME: use some global setting for border */
67 w = wnck_pager_new(NULL);
68 g_return_val_if_fail(w != NULL, 0);
69 p = gtk_alignment_new(0, 0, 1.0, 1.0);
70 gtk_widget_set_has_window(p, FALSE);
71
72 /* we cannot configure pager until it added into widgets hierarchy */
73 g_signal_connect(p, "realize", G_CALLBACK(on_realize), panel);
74 g_signal_connect(p, "size-allocate", G_CALLBACK(on_size_allocate), panel);
75 wnck_pager_set_display_mode(WNCK_PAGER(w), WNCK_PAGER_DISPLAY_CONTENT);
76
77 gtk_widget_show(w);
78
79 gtk_alignment_set_padding(GTK_ALIGNMENT(p), border, border, border, border);
80 gtk_container_add(GTK_CONTAINER(p), w);
81
82 return p;
83 }
84
85 /* this is a modified version of patch from Lubuntu */
86 static GtkWidget *pager_configure(LXPanel *panel, GtkWidget *instance)
87 {
88 if (configure_command)
89 fm_launch_command_simple(NULL, NULL, G_APP_INFO_CREATE_NONE,
90 configure_command, NULL);
91 return NULL; /* no configuration dialog of lxpanel available */
92 }
93
94 static void pager_menu_callback(GtkWidget *widget, gpointer data)
95 {
96 gtk_widget_set_sensitive(widget, FALSE);
97 }
98
99 static gboolean pager_update_context_menu(GtkWidget *plugin, GtkMenu *menu)
100 {
101 GdkScreen *screen = gdk_screen_get_default();
102 const char *wm_name = gdk_x11_screen_get_window_manager_name(screen);
103 char *path = NULL;
104
105 /* update configure_command */
106 configure_command = NULL;
107 if (g_strcmp0(wm_name, "Openbox") == 0)
108 {
109 if ((path = g_find_program_in_path("obconf")))
110 {
111 configure_command = "obconf --tab 6";
112 }
113 }
114 else if (g_strcmp0(wm_name, "compiz") == 0)
115 {
116 if ((path = g_find_program_in_path("ccsm")))
117 {
118 configure_command = "ccsm";
119 }
120 else if ((path = g_find_program_in_path("simple-ccsm")))
121 {
122 configure_command = "simple-ccsm";
123 }
124 }
125 /* FIXME: support other WMs */
126 if (configure_command == NULL)
127 {
128 /* disable 'Settings' menu item */
129 gtk_container_foreach(GTK_CONTAINER(menu), pager_menu_callback, NULL);
130 }
131 g_free(path);
132 return FALSE;
133 }
134
135 static void pager_panel_configuration_changed(LXPanel *panel, GtkWidget *p)
136 {
137 on_realize(p, panel);
138 }
139
140 static LXPanelPluginInit wnck_pager = {
141 .name = N_("Desktop Pager"),
142 .description = N_("Simple pager plugin"),
143
144 .superseded = TRUE,
145 .new_instance = pager_constructor,
146 .config = pager_configure,
147 .update_context_menu = pager_update_context_menu,
148 .reconfigure = pager_panel_configuration_changed
149 };
150
151 static void pager_wnck_init(void)
152 {
153 lxpanel_register_plugin_type("wnckpager", &wnck_pager);
154 }
155
156 LXPanelPluginInit lxpanel_static_plugin_pager = {
157 .name = N_("Desktop Pager"),
158 .description = N_("Simple pager plugin"),
159
160 .init = pager_wnck_init,
161 .new_instance = pager_constructor,
162 .config = pager_configure,
163 .update_context_menu = pager_update_context_menu,
164 .reconfigure = pager_panel_configuration_changed
165 };