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
|
/*
* e_color.c: General color allocation utilities
*
* Author:
* Miguel de Icaza (miguel@kernel.org)
*
* We keep our own color context, as the color allocation might take place
* before things are realized.
*/
#include <config.h>
#include <gnome.h>
#include "e-colors.h"
static gboolean e_color_inited;
static GdkColorContext *e_color_context;
GdkColor gs_white, gs_dark_gray, gs_black;
int
e_color_alloc (gushort red, gushort green, gushort blue)
{
int failed;
if (!e_color_inited)
e_color_init ();
return gdk_color_context_get_pixel (e_color_context,
red, green, blue, &failed);
}
void
e_color_alloc_gdk (GdkColor *c)
{
int failed;
g_return_if_fail (c != NULL);
if (!e_color_inited)
e_color_init ();
c->pixel = gdk_color_context_get_pixel (e_color_context, c->red, c->green, c->blue, &failed);
}
void
e_color_alloc_name (const char *name, GdkColor *c)
{
int failed;
g_return_if_fail (name != NULL);
g_return_if_fail (c != NULL);
if (!e_color_inited)
e_color_init ();
gdk_color_parse (name, c);
c->pixel = 0;
c->pixel = gdk_color_context_get_pixel (e_color_context, c->red, c->green, c->blue, &failed);
}
void
e_color_init (void)
{
GdkColormap *colormap = gtk_widget_get_default_colormap ();
/* Initialize the color context */
e_color_context = gdk_color_context_new (
gtk_widget_get_default_visual (), colormap);
/* Allocate the default colors */
gdk_color_white (colormap, &gs_white);
gdk_color_black (colormap, &gs_black);
e_color_alloc_name ("gray20", &gs_dark_gray);
e_color_inited = TRUE;
}
|
