1 /*
2 * geanyobject.c - this file is part of Geany, a fast and lightweight IDE
3 *
4 * Copyright 2007 The Geany contributors
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 */
20
21 /* A GObject used for connecting and emitting signals when certain events happen,
22 * e.g. opening a document.
23 * Mainly used for plugins - see the API docs.
24 *
25 * Core-only signals:
26 *
27 * signal void save_settings(GObject *obj, GKeyFile *keyfile, gpointer user_data);
28 * Emitted just before saving main keyfile settings.
29
30 * signal void load_settings(GObject *obj, GKeyFile *keyfile, gpointer user_data);
31 * Emitted just after loading main keyfile settings.
32 */
33
34 #ifdef HAVE_CONFIG_H
35 # include "config.h"
36 #endif
37
38 #include "geanyobject.h"
39
40 /* extern in geany.h */
41 GObject *geany_object;
42
43 static guint geany_object_signals[GCB_MAX] = { 0 };
44
45
46 typedef struct _GeanyObjectPrivate GeanyObjectPrivate;
47
48 struct _GeanyObjectPrivate
49 {
50 /* to avoid warnings (g_type_class_add_private: assertion `private_size > 0' failed) */
51 gchar dummy;
52 };
53
54 /** @gironly
55 * Get the GObject-derived GType for GeanyObject
56 *
57 * @return GeanyObject type */
58 GEANY_API_SYMBOL
59 GType geany_object_get_type(void);
60
G_DEFINE_TYPE(GeanyObject,geany_object,G_TYPE_OBJECT)61 G_DEFINE_TYPE(GeanyObject, geany_object, G_TYPE_OBJECT)
62
63
64 static gboolean boolean_handled_accumulator(GSignalInvocationHint *ihint, GValue *return_accu,
65 const GValue *handler_return, gpointer dummy)
66 {
67 gboolean continue_emission, signal_handled;
68
69 signal_handled = g_value_get_boolean(handler_return);
70 g_value_set_boolean(return_accu, signal_handled);
71 continue_emission = !signal_handled;
72
73 return continue_emission;
74 }
75
76
create_signals(GObjectClass * g_object_class)77 static void create_signals(GObjectClass *g_object_class)
78 {
79 /* Document signals */
80 geany_object_signals[GCB_DOCUMENT_NEW] = g_signal_new (
81 "document-new",
82 G_OBJECT_CLASS_TYPE (g_object_class),
83 G_SIGNAL_RUN_FIRST,
84 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED,
85 G_TYPE_NONE, 1,
86 GEANY_TYPE_DOCUMENT);
87 geany_object_signals[GCB_DOCUMENT_OPEN] = g_signal_new (
88 "document-open",
89 G_OBJECT_CLASS_TYPE (g_object_class),
90 G_SIGNAL_RUN_FIRST,
91 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED,
92 G_TYPE_NONE, 1,
93 GEANY_TYPE_DOCUMENT);
94 geany_object_signals[GCB_DOCUMENT_RELOAD] = g_signal_new (
95 "document-reload",
96 G_OBJECT_CLASS_TYPE (g_object_class),
97 G_SIGNAL_RUN_FIRST,
98 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED,
99 G_TYPE_NONE, 1,
100 GEANY_TYPE_DOCUMENT);
101 geany_object_signals[GCB_DOCUMENT_BEFORE_SAVE] = g_signal_new (
102 "document-before-save",
103 G_OBJECT_CLASS_TYPE (g_object_class),
104 G_SIGNAL_RUN_FIRST,
105 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED,
106 G_TYPE_NONE, 1,
107 GEANY_TYPE_DOCUMENT);
108 geany_object_signals[GCB_DOCUMENT_SAVE] = g_signal_new (
109 "document-save",
110 G_OBJECT_CLASS_TYPE (g_object_class),
111 G_SIGNAL_RUN_FIRST,
112 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED,
113 G_TYPE_NONE, 1,
114 GEANY_TYPE_DOCUMENT);
115 geany_object_signals[GCB_DOCUMENT_FILETYPE_SET] = g_signal_new (
116 "document-filetype-set",
117 G_OBJECT_CLASS_TYPE (g_object_class),
118 G_SIGNAL_RUN_FIRST,
119 0, NULL, NULL, NULL,
120 G_TYPE_NONE, 2,
121 GEANY_TYPE_DOCUMENT, GEANY_TYPE_FILETYPE);
122 geany_object_signals[GCB_DOCUMENT_ACTIVATE] = g_signal_new (
123 "document-activate",
124 G_OBJECT_CLASS_TYPE (g_object_class),
125 G_SIGNAL_RUN_FIRST,
126 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED,
127 G_TYPE_NONE, 1,
128 GEANY_TYPE_DOCUMENT);
129 geany_object_signals[GCB_DOCUMENT_CLOSE] = g_signal_new (
130 "document-close",
131 G_OBJECT_CLASS_TYPE (g_object_class),
132 G_SIGNAL_RUN_FIRST,
133 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED,
134 G_TYPE_NONE, 1,
135 GEANY_TYPE_DOCUMENT);
136
137 /* Project signals */
138 geany_object_signals[GCB_PROJECT_OPEN] = g_signal_new (
139 "project-open",
140 G_OBJECT_CLASS_TYPE (g_object_class),
141 G_SIGNAL_RUN_FIRST,
142 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED,
143 G_TYPE_NONE, 1,
144 G_TYPE_KEY_FILE);
145 geany_object_signals[GCB_PROJECT_SAVE] = g_signal_new (
146 "project-save",
147 G_OBJECT_CLASS_TYPE (g_object_class),
148 G_SIGNAL_RUN_FIRST,
149 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED,
150 G_TYPE_NONE, 1,
151 G_TYPE_KEY_FILE);
152 geany_object_signals[GCB_PROJECT_CLOSE] = g_signal_new (
153 "project-close",
154 G_OBJECT_CLASS_TYPE (g_object_class),
155 G_SIGNAL_RUN_FIRST,
156 0, NULL, NULL, g_cclosure_marshal_VOID__VOID,
157 G_TYPE_NONE, 0);
158 geany_object_signals[GCB_PROJECT_BEFORE_CLOSE] = g_signal_new (
159 "project-before-close",
160 G_OBJECT_CLASS_TYPE (g_object_class),
161 G_SIGNAL_RUN_FIRST,
162 0, NULL, NULL, g_cclosure_marshal_VOID__VOID,
163 G_TYPE_NONE, 0);
164 geany_object_signals[GCB_PROJECT_DIALOG_OPEN] = g_signal_new (
165 "project-dialog-open",
166 G_OBJECT_CLASS_TYPE (g_object_class),
167 G_SIGNAL_RUN_FIRST,
168 0, NULL, NULL, g_cclosure_marshal_VOID__OBJECT,
169 G_TYPE_NONE, 1,
170 GTK_TYPE_NOTEBOOK);
171 geany_object_signals[GCB_PROJECT_DIALOG_CONFIRMED] = g_signal_new (
172 "project-dialog-confirmed",
173 G_OBJECT_CLASS_TYPE (g_object_class),
174 G_SIGNAL_RUN_FIRST,
175 0, NULL, NULL, g_cclosure_marshal_VOID__OBJECT,
176 G_TYPE_NONE, 1,
177 GTK_TYPE_NOTEBOOK);
178 geany_object_signals[GCB_PROJECT_DIALOG_CLOSE] = g_signal_new (
179 "project-dialog-close",
180 G_OBJECT_CLASS_TYPE (g_object_class),
181 G_SIGNAL_RUN_FIRST,
182 0, NULL, NULL, g_cclosure_marshal_VOID__OBJECT,
183 G_TYPE_NONE, 1,
184 GTK_TYPE_NOTEBOOK);
185
186 /* Editor signals */
187 geany_object_signals[GCB_UPDATE_EDITOR_MENU] = g_signal_new (
188 "update-editor-menu",
189 G_OBJECT_CLASS_TYPE (g_object_class),
190 G_SIGNAL_RUN_FIRST,
191 0, NULL, NULL, NULL,
192 G_TYPE_NONE, 3,
193 G_TYPE_STRING, G_TYPE_INT, GEANY_TYPE_DOCUMENT);
194 geany_object_signals[GCB_EDITOR_NOTIFY] = g_signal_new (
195 "editor-notify",
196 G_OBJECT_CLASS_TYPE (g_object_class),
197 G_SIGNAL_RUN_LAST,
198 0, boolean_handled_accumulator, NULL, NULL,
199 G_TYPE_BOOLEAN, 2,
200 GEANY_TYPE_EDITOR, SCINTILLA_TYPE_NOTIFICATION);
201
202 /* General signals */
203 geany_object_signals[GCB_GEANY_STARTUP_COMPLETE] = g_signal_new (
204 "geany-startup-complete",
205 G_OBJECT_CLASS_TYPE (g_object_class),
206 G_SIGNAL_RUN_FIRST,
207 0, NULL, NULL, g_cclosure_marshal_VOID__VOID,
208 G_TYPE_NONE, 0);
209 geany_object_signals[GCB_BUILD_START] = g_signal_new (
210 "build-start",
211 G_OBJECT_CLASS_TYPE (g_object_class),
212 G_SIGNAL_RUN_FIRST,
213 0, NULL, NULL, g_cclosure_marshal_VOID__VOID,
214 G_TYPE_NONE, 0);
215
216 /* Core-only signals */
217 geany_object_signals[GCB_SAVE_SETTINGS] = g_signal_new (
218 "save-settings",
219 G_OBJECT_CLASS_TYPE (g_object_class),
220 G_SIGNAL_RUN_FIRST,
221 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED,
222 G_TYPE_NONE, 1,
223 G_TYPE_KEY_FILE);
224 geany_object_signals[GCB_LOAD_SETTINGS] = g_signal_new (
225 "load-settings",
226 G_OBJECT_CLASS_TYPE (g_object_class),
227 G_SIGNAL_RUN_FIRST,
228 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED,
229 G_TYPE_NONE, 1,
230 G_TYPE_KEY_FILE);
231
232 /* Key press signal */
233 geany_object_signals[GCB_KEY_PRESS_NOTIFY] = g_signal_new (
234 "key-press",
235 G_OBJECT_CLASS_TYPE (g_object_class),
236 G_SIGNAL_RUN_LAST,
237 0, boolean_handled_accumulator, NULL, NULL,
238 G_TYPE_BOOLEAN, 1,
239 GDK_TYPE_EVENT | G_SIGNAL_TYPE_STATIC_SCOPE);
240 }
241
242
geany_object_class_init(GeanyObjectClass * klass)243 static void geany_object_class_init(GeanyObjectClass *klass)
244 {
245 GObjectClass *g_object_class;
246 g_object_class = G_OBJECT_CLASS(klass);
247
248 g_type_class_add_private(klass, sizeof(GeanyObjectPrivate));
249
250 create_signals(g_object_class);
251 }
252
253
geany_object_init(GeanyObject * self)254 static void geany_object_init(GeanyObject *self)
255 {
256 /* nothing to do */
257 }
258
259
geany_object_new(void)260 GObject *geany_object_new(void)
261 {
262 return g_object_new(GEANY_OBJECT_TYPE, NULL);
263 }
264