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
|
Index: gtk/gtkcellrenderertoggle.c
===================================================================
--- gtk/gtkcellrenderertoggle.c (revision 18523)
+++ gtk/gtkcellrenderertoggle.c (working copy)
@@ -71,6 +71,8 @@
PROP_INDICATOR_SIZE
};
+/* This is a hard-coded default which promptly gets overridden by a size
+ calculated from the font size. */
#define TOGGLE_WIDTH 12
static guint toggle_cell_signals[LAST_SIGNAL] = { 0 };
@@ -80,8 +82,9 @@
typedef struct _GtkCellRendererTogglePrivate GtkCellRendererTogglePrivate;
struct _GtkCellRendererTogglePrivate
{
- gint indicator_size;
-
+ gint indicator_size; /* This is the real size */
+ gint override_size; /* This is the size set from the indicator-size property */
+ GtkWidget *cached_widget;
guint inconsistent : 1;
};
@@ -104,6 +107,7 @@
GTK_CELL_RENDERER (celltoggle)->ypad = 2;
priv->indicator_size = TOGGLE_WIDTH;
+ priv->override_size = 0;
priv->inconsistent = FALSE;
}
@@ -210,7 +214,7 @@
g_value_set_boolean (value, celltoggle->radio);
break;
case PROP_INDICATOR_SIZE:
- g_value_set_int (value, priv->indicator_size);
+ g_value_set_int (value, priv->override_size ? priv->override_size : priv->indicator_size);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
@@ -245,7 +249,7 @@
celltoggle->radio = g_value_get_boolean (value);
break;
case PROP_INDICATOR_SIZE:
- priv->indicator_size = g_value_get_int (value);
+ priv->override_size = g_value_get_int (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
@@ -273,6 +277,27 @@
}
static void
+on_widget_style_set (GtkWidget *widget, GtkStyle *previous, gpointer user_data)
+{
+ GtkCellRendererTogglePrivate *priv = user_data;
+ PangoContext *context;
+ PangoFontMetrics *metrics;
+ int height;
+
+ context = gtk_widget_get_pango_context (widget);
+ metrics = pango_context_get_metrics (context,
+ widget->style->font_desc,
+ pango_context_get_language (context));
+
+ height = pango_font_metrics_get_ascent (metrics) +
+ pango_font_metrics_get_descent (metrics);
+
+ pango_font_metrics_unref (metrics);
+
+ priv->indicator_size = PANGO_PIXELS (height * 0.85);
+}
+
+static void
gtk_cell_renderer_toggle_get_size (GtkCellRenderer *cell,
GtkWidget *widget,
GdkRectangle *cell_area,
@@ -287,6 +312,20 @@
priv = GTK_CELL_RENDERER_TOGGLE_GET_PRIVATE (cell);
+ if (priv->override_size) {
+ priv->indicator_size = priv->override_size;
+ } else if (priv->cached_widget != widget) {
+ if (priv->cached_widget) {
+ g_object_remove_weak_pointer (widget, &priv->cached_widget);
+ g_signal_handlers_disconnect_by_func (priv->cached_widget, on_widget_style_set, priv);
+ }
+ priv->cached_widget = widget;
+ g_object_add_weak_pointer (widget, &priv->cached_widget);
+ g_signal_connect (widget, "style-set", on_widget_style_set, priv);
+
+ on_widget_style_set (widget, NULL, priv);
+ }
+
calc_width = (gint) cell->xpad * 2 + priv->indicator_size;
calc_height = (gint) cell->ypad * 2 + priv->indicator_size;
|
