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
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
|
/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1999 Peter Mattis and Spencer Kimball
*
* gimpunitcombobox.c
* Copyright (C) 2004, 2008 Sven Neumann <sven@gimp.org>
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gtk/gtk.h>
#include "gimpwidgetstypes.h"
#include "gimpunitcombobox.h"
#include "gimpunitstore.h"
/**
* SECTION: gimpunitcombobox
* @title: GimpUnitComboBox
* @short_description: A #GtkComboBox to select a #GimpUnit.
* @see_also: #GimpUnit, #GimpUnitStore
*
* #GimpUnitComboBox selects units stored in a #GimpUnitStore.
* It replaces the deprecated #GimpUnitMenu.
**/
static void gimp_unit_combo_box_style_set (GtkWidget *widget,
GtkStyle *prev_style);
static void gimp_unit_combo_box_popup_shown (GtkWidget *widget,
const GParamSpec *pspec);
G_DEFINE_TYPE (GimpUnitComboBox, gimp_unit_combo_box, GTK_TYPE_COMBO_BOX)
#define parent_class gimp_unit_combo_box_parent_class
static void
gimp_unit_combo_box_class_init (GimpUnitComboBoxClass *klass)
{
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
widget_class->style_set = gimp_unit_combo_box_style_set;
gtk_widget_class_install_style_property (widget_class,
g_param_spec_double ("label-scale",
"Label Scale",
"The scale for the text cell renderer",
0.0,
G_MAXDOUBLE,
1.0,
GIMP_PARAM_READABLE));
}
static void
gimp_unit_combo_box_init (GimpUnitComboBox *combo)
{
GtkCellLayout *layout = GTK_CELL_LAYOUT (combo);
GtkCellRenderer *cell;
cell = gtk_cell_renderer_text_new ();
gtk_cell_layout_pack_start (layout, cell, TRUE);
gtk_cell_layout_set_attributes (layout, cell,
"text", GIMP_UNIT_STORE_UNIT_LONG_FORMAT,
NULL);
g_signal_connect (combo, "notify::popup-shown",
G_CALLBACK (gimp_unit_combo_box_popup_shown),
NULL);
}
static void
gimp_unit_combo_box_style_set (GtkWidget *widget,
GtkStyle *prev_style)
{
GtkCellLayout *layout;
GtkCellRenderer *cell;
gdouble scale;
GTK_WIDGET_CLASS (parent_class)->style_set (widget, prev_style);
gtk_widget_style_get (widget, "label-scale", &scale, NULL);
/* hackedehack ... */
layout = GTK_CELL_LAYOUT (gtk_bin_get_child (GTK_BIN (widget)));
gtk_cell_layout_clear (layout);
cell = g_object_new (GTK_TYPE_CELL_RENDERER_TEXT,
"scale", scale,
NULL);
gtk_cell_layout_pack_start (layout, cell, TRUE);
gtk_cell_layout_set_attributes (layout, cell,
"text", GIMP_UNIT_STORE_UNIT_SHORT_FORMAT,
NULL);
}
static void
gimp_unit_combo_box_popup_shown (GtkWidget *widget,
const GParamSpec *pspec)
{
GimpUnitStore *store;
gboolean shown;
g_object_get (widget,
"model", &store,
"popup-shown", &shown,
NULL);
if (store)
{
if (shown)
_gimp_unit_store_sync_units (store);
g_object_unref (store);
}
}
/**
* gimp_unit_combo_box_new:
*
* Return value: a new #GimpUnitComboBox.
**/
GtkWidget *
gimp_unit_combo_box_new (void)
{
GtkWidget *combo_box;
GimpUnitStore *store;
store = gimp_unit_store_new (0);
combo_box = g_object_new (GIMP_TYPE_UNIT_COMBO_BOX,
"model", store,
NULL);
g_object_unref (store);
return combo_box;
}
/**
* gimp_unit_combo_box_new_with_model:
* @model: a GimpUnitStore
*
* Return value: a new #GimpUnitComboBox.
**/
GtkWidget *
gimp_unit_combo_box_new_with_model (GimpUnitStore *model)
{
return g_object_new (GIMP_TYPE_UNIT_COMBO_BOX,
"model", model,
NULL);
}
GimpUnit
gimp_unit_combo_box_get_active (GimpUnitComboBox *combo)
{
GtkTreeIter iter;
gint unit;
g_return_val_if_fail (GIMP_IS_UNIT_COMBO_BOX (combo), -1);
gtk_combo_box_get_active_iter (GTK_COMBO_BOX (combo), &iter);
gtk_tree_model_get (gtk_combo_box_get_model (GTK_COMBO_BOX (combo)), &iter,
GIMP_UNIT_STORE_UNIT, &unit,
-1);
return (GimpUnit) unit;
}
void
gimp_unit_combo_box_set_active (GimpUnitComboBox *combo,
GimpUnit unit)
{
GtkTreeModel *model;
GtkTreeIter iter;
gboolean iter_valid;
g_return_if_fail (GIMP_IS_UNIT_COMBO_BOX (combo));
model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo));
_gimp_unit_store_sync_units (GIMP_UNIT_STORE (model));
for (iter_valid = gtk_tree_model_get_iter_first (model, &iter);
iter_valid;
iter_valid = gtk_tree_model_iter_next (model, &iter))
{
gint iter_unit;
gtk_tree_model_get (model, &iter,
GIMP_UNIT_STORE_UNIT, &iter_unit,
-1);
if (unit == (GimpUnit) iter_unit)
{
gtk_combo_box_set_active_iter (GTK_COMBO_BOX (combo), &iter);
break;
}
}
}
|
