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
219
220
221
222
|
/*
* glade-editable.c
*
* Copyright (C) 2008 Tristan Van Berkom.
*
* Authors:
* Tristan Van Berkom <tvb@gnome.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 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <glib/gi18n-lib.h>
#include <string.h>
#include <stdlib.h>
#include "glade-project.h"
#include "glade-widget.h"
#include "glade-editable.h"
G_DEFINE_INTERFACE (GladeEditable, glade_editable, GTK_TYPE_WIDGET)
static GQuark glade_editable_project_quark = 0;
static GQuark glade_editable_widget_quark = 0;
static GQuark glade_editable_loading_quark = 0;
static GQuark glade_editable_destroy_quark = 0;
static void
project_changed (GladeProject *project,
GladeCommand *command,
gboolean execute,
GladeEditable *editable)
{
GladeWidget *widget;
widget = g_object_get_qdata (G_OBJECT (editable), glade_editable_widget_quark);
glade_editable_load (editable, widget);
}
static void
project_closed (GladeProject *project,
GladeEditable *editable)
{
glade_editable_load (editable, NULL);
}
static void
editable_destroyed (GladeEditable *editable)
{
glade_editable_load (editable, NULL);
}
static void
glade_editable_load_default (GladeEditable *editable,
GladeWidget *widget)
{
GladeWidget *old_widget;
GladeProject *old_project;
old_widget = g_object_get_qdata (G_OBJECT (editable), glade_editable_widget_quark);
old_project = g_object_get_qdata (G_OBJECT (editable), glade_editable_project_quark);
if (old_widget != widget)
{
if (old_project)
{
g_signal_handlers_disconnect_by_func (old_project, G_CALLBACK (project_changed), editable);
g_signal_handlers_disconnect_by_func (old_project, G_CALLBACK (project_closed), editable);
g_object_set_qdata (G_OBJECT (editable), glade_editable_widget_quark, NULL);
g_object_set_qdata (G_OBJECT (editable), glade_editable_project_quark, NULL);
}
if (widget)
{
GladeProject *project = glade_widget_get_project (widget);
g_object_set_qdata (G_OBJECT (editable), glade_editable_widget_quark, widget);
g_object_set_qdata (G_OBJECT (editable), glade_editable_project_quark, project);
g_signal_connect (project, "changed",
G_CALLBACK (project_changed), editable);
g_signal_connect (project, "close",
G_CALLBACK (project_closed), editable);
}
}
}
static void
glade_editable_default_init (GladeEditableInterface *iface)
{
glade_editable_project_quark = g_quark_from_static_string ("glade-editable-project-quark");
glade_editable_widget_quark = g_quark_from_static_string ("glade-editable-widget-quark");
glade_editable_loading_quark = g_quark_from_static_string ("glade-editable-loading-quark");
glade_editable_destroy_quark = g_quark_from_static_string ("glade-editable-destroy-quark");
iface->load = glade_editable_load_default;
}
/**
* glade_editable_load:
* @editable: A #GladeEditable
* @widget: the #GladeWidget to load
*
* Loads @widget property values into @editable
* (the editable will watch the widgets properties
* until its loaded with another widget or %NULL)
*/
void
glade_editable_load (GladeEditable *editable, GladeWidget *widget)
{
GladeEditableInterface *iface;
g_return_if_fail (GLADE_IS_EDITABLE (editable));
g_return_if_fail (widget == NULL || GLADE_IS_WIDGET (widget));
/* Connect to the destroy signal once, make sure we unload the widget and disconnect
* to any signals when destroying
*/
if (!GPOINTER_TO_INT (g_object_get_qdata (G_OBJECT (editable), glade_editable_destroy_quark)))
{
g_signal_connect (editable, "destroy", G_CALLBACK (editable_destroyed), NULL);
g_object_set_qdata (G_OBJECT (editable), glade_editable_destroy_quark, GINT_TO_POINTER (TRUE));
}
iface = GLADE_EDITABLE_GET_IFACE (editable);
g_object_set_qdata (G_OBJECT (editable), glade_editable_loading_quark, GINT_TO_POINTER (TRUE));
if (iface->load)
iface->load (editable, widget);
else
g_critical ("No GladeEditable::load() support on type %s",
G_OBJECT_TYPE_NAME (editable));
g_object_set_qdata (G_OBJECT (editable), glade_editable_loading_quark, GINT_TO_POINTER (FALSE));
}
/**
* glade_editable_set_show_name:
* @editable: A #GladeEditable
* @show_name: Whether or not to show the name entry
*
* This only applies for the general page in the property
* editor, editables that embed the #GladeEditorTable implementation
* for the general page should use this to forward the message
* to its embedded editable.
*/
void
glade_editable_set_show_name (GladeEditable *editable, gboolean show_name)
{
GladeEditableInterface *iface;
g_return_if_fail (GLADE_IS_EDITABLE (editable));
iface = GLADE_EDITABLE_GET_IFACE (editable);
if (iface->set_show_name)
iface->set_show_name (editable, show_name);
}
/**
* glade_editable_loaded_widget:
* @editable: A #GladeEditable
*
* Returns: (transfer none) (nullable): a #GladeWidget or %NULL if the editable hasn't been loaded
*/
GladeWidget *
glade_editable_loaded_widget (GladeEditable *editable)
{
return g_object_get_qdata (G_OBJECT (editable), glade_editable_widget_quark);
}
gboolean
glade_editable_loading (GladeEditable *editable)
{
return GPOINTER_TO_INT (g_object_get_qdata (G_OBJECT (editable), glade_editable_loading_quark));
}
void
glade_editable_block (GladeEditable *editable)
{
GladeProject *project;
g_return_if_fail (GLADE_IS_EDITABLE (editable));
project = g_object_get_qdata (G_OBJECT (editable), glade_editable_project_quark);
g_return_if_fail (GLADE_IS_PROJECT (project));
g_signal_handlers_block_by_func (project, G_CALLBACK (project_changed), editable);
}
void
glade_editable_unblock (GladeEditable *editable)
{
GladeProject *project;
g_return_if_fail (GLADE_IS_EDITABLE (editable));
project = g_object_get_qdata (G_OBJECT (editable), glade_editable_project_quark);
g_return_if_fail (GLADE_IS_PROJECT (project));
g_signal_handlers_unblock_by_func (project, G_CALLBACK (project_changed), editable);
}
|
