1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
|
/*
* Copyright (C) 2016 Alberts Muktupāvels
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <gtk/gtk.h>
#if GTK_CHECK_VERSION (3, 18, 0) && GLIB_CHECK_VERSION (2, 44, 0)
#include "config.h"
#include "panel-plug-private.h"
struct _PanelPlug
{
GtkPlug parent;
};
G_DEFINE_TYPE (PanelPlug, panel_plug, GTK_TYPE_PLUG)
static gboolean
panel_plug_draw (GtkWidget *widget,
cairo_t *cr)
{
GdkWindow *window;
cairo_pattern_t *pattern;
if (!gtk_widget_get_realized (widget))
return GTK_WIDGET_CLASS (panel_plug_parent_class)->draw (widget, cr);
window = gtk_widget_get_window (widget);
pattern = gdk_window_get_background_pattern (window);
if (!pattern)
{
GtkStyleContext *context;
gint width;
gint height;
context = gtk_widget_get_style_context (widget);
width = gtk_widget_get_allocated_width (widget);
height = gtk_widget_get_allocated_height (widget);
gtk_render_background (context, cr, 0, 0, width, height);
}
return GTK_WIDGET_CLASS (panel_plug_parent_class)->draw (widget, cr);
}
static void
panel_plug_realize (GtkWidget *widget)
{
GdkScreen *screen;
GdkVisual *visual;
screen = gdk_screen_get_default ();
visual = gdk_screen_get_rgba_visual (screen);
if (!visual)
visual = gdk_screen_get_system_visual (screen);
gtk_widget_set_visual (widget, visual);
GTK_WIDGET_CLASS (panel_plug_parent_class)->realize (widget);
}
static void
panel_plug_class_init (PanelPlugClass *plug_class)
{
GtkWidgetClass *widget_class;
widget_class = GTK_WIDGET_CLASS (plug_class);
widget_class->draw = panel_plug_draw;
widget_class->realize = panel_plug_realize;
#if GTK_CHECK_VERSION (3, 19, 0)
gtk_widget_class_set_css_name (widget_class, "PanelApplet");
#endif
}
static void
panel_plug_init (PanelPlug *plug)
{
gtk_widget_set_app_paintable (GTK_WIDGET (plug), TRUE);
}
GtkWidget *
panel_plug_new (void)
{
return g_object_new (PANEL_TYPE_PLUG, NULL);
}
#endif
|
