summaryrefslogtreecommitdiff
path: root/capplets/about-me/eel-alert-dialog.c
blob: 6370d6dbafd4c59428a3ee896e493c15b755131e (plain)
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
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */

/* eel-alert-dialog.c: An HIG compliant alert dialog.

   The Mate Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 of the
   License, or (at your option) any later version.

   The Mate 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 Library General Public
   License along with the Mate Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.

*/

#include "eel-alert-dialog.h"
#include "eel-gtk-macros.h"

#include <gtk/gtk.h>
#include <glib/gi18n.h>

#include <string.h>

enum {
  PROP_0,
  PROP_ALERT_TYPE,
  PROP_BUTTONS
};

struct _EelAlertDialogDetails {
	GtkWidget *image;
	GtkWidget *primary_label;
	GtkWidget *secondary_label;
	GtkWidget *details_expander;
	GtkWidget *details_label;
	GtkMessageType type;
};


static gpointer parent_class;

static void eel_alert_dialog_finalize     (GObject             *object);
static void eel_alert_dialog_class_init   (EelAlertDialogClass *klass);
static void eel_alert_dialog_init         (EelAlertDialog      *dialog);
static void eel_alert_dialog_style_set    (GtkWidget           *widget,
					   GtkStyle            *prev_style);
static void eel_alert_dialog_set_property (GObject             *object,
					   guint                prop_id,
					   const GValue        *value,
					   GParamSpec          *pspec);
static void eel_alert_dialog_get_property (GObject             *object,
					   guint                prop_id,
					   GValue              *value,
					   GParamSpec          *pspec);
static void eel_alert_dialog_add_buttons  (EelAlertDialog      *alert_dialog,
					   GtkButtonsType       buttons);

GType
eel_alert_dialog_get_type (void)
{
	static GType dialog_type = 0;

	if (!dialog_type) {
	
		static const GTypeInfo dialog_info =
		{
			sizeof (EelAlertDialogClass),
			NULL,
			NULL,
			(GClassInitFunc) eel_alert_dialog_class_init,
			NULL,
			NULL,
			sizeof (EelAlertDialog),
			0,
			(GInstanceInitFunc) eel_alert_dialog_init,
		};
	
		dialog_type = g_type_register_static (GTK_TYPE_DIALOG, "EelAlertDialog",
	                                              &dialog_info, 0);
	}
	return dialog_type;
}

static void
eel_alert_dialog_class_init (EelAlertDialogClass *class)
{
	GtkWidgetClass *widget_class;
	GObjectClass   *gobject_class;

	widget_class = GTK_WIDGET_CLASS (class);
	gobject_class = G_OBJECT_CLASS (class);

	parent_class = g_type_class_peek_parent (class);

	G_OBJECT_CLASS (class)->finalize = eel_alert_dialog_finalize;
	
	widget_class->style_set = eel_alert_dialog_style_set;

	gobject_class->set_property = eel_alert_dialog_set_property;
	gobject_class->get_property = eel_alert_dialog_get_property;

	gtk_widget_class_install_style_property (widget_class,
	                                         g_param_spec_int ("alert_border",
	                                         _("Image/label border"),
	                                         _("Width of border around the label and image in the alert dialog"),
	                                         0,
	                                         G_MAXINT,
	                                         5,
	                                         G_PARAM_READABLE));

	g_object_class_install_property (gobject_class,
	                                 PROP_ALERT_TYPE,
	                                 g_param_spec_enum ("alert_type",
	                                 _("Alert Type"),
	                                 _("The type of alert"),
	                                 GTK_TYPE_MESSAGE_TYPE,
	                                 GTK_MESSAGE_INFO,
	                                 G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));

	g_object_class_install_property (gobject_class,
	                                 PROP_BUTTONS,
	                                 g_param_spec_enum ("buttons",
	                                 _("Alert Buttons"),
	                                 _("The buttons shown in the alert dialog"),
	                                 GTK_TYPE_BUTTONS_TYPE,
	                                 GTK_BUTTONS_NONE,
	                                 G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
}

static void
eel_alert_dialog_finalize (GObject *object)
{
	EelAlertDialog *dialog;

	dialog = EEL_ALERT_DIALOG (object);

	g_free (dialog->details);

	EEL_CALL_PARENT (G_OBJECT_CLASS, finalize, (object));
}


static void
eel_alert_dialog_init (EelAlertDialog *dialog)
{
	GtkWidget *hbox;
	GtkWidget *vbox;
	GtkWidget *expander;
	
	dialog->details = g_new0 (EelAlertDialogDetails, 1);
	
	dialog->details->primary_label = gtk_label_new (NULL);
	dialog->details->secondary_label = gtk_label_new (NULL);
	dialog->details->details_label = gtk_label_new (NULL);
	dialog->details->image = gtk_image_new_from_stock (NULL, GTK_ICON_SIZE_DIALOG);
	gtk_misc_set_alignment (GTK_MISC (dialog->details->image), 0.5, 0.0);

	gtk_label_set_line_wrap (GTK_LABEL (dialog->details->primary_label), TRUE);
	gtk_label_set_selectable (GTK_LABEL (dialog->details->primary_label), TRUE);
	gtk_label_set_use_markup (GTK_LABEL (dialog->details->primary_label), TRUE);
	gtk_misc_set_alignment (GTK_MISC (dialog->details->primary_label), 0.0, 0.5);

	gtk_label_set_line_wrap (GTK_LABEL (dialog->details->secondary_label), TRUE);
	gtk_label_set_selectable (GTK_LABEL (dialog->details->secondary_label), TRUE);
	gtk_misc_set_alignment (GTK_MISC (dialog->details->secondary_label), 0.0, 0.5);

	gtk_label_set_line_wrap (GTK_LABEL (dialog->details->details_label), TRUE);
	gtk_label_set_selectable (GTK_LABEL (dialog->details->details_label), TRUE);
	gtk_misc_set_alignment (GTK_MISC (dialog->details->details_label), 0.0, 0.5);

	hbox = gtk_hbox_new (FALSE, 12);
	gtk_container_set_border_width (GTK_CONTAINER (hbox), 5);

	gtk_box_pack_start (GTK_BOX (hbox), dialog->details->image,
	                    FALSE, FALSE, 0);

	vbox = gtk_vbox_new (FALSE, 12);
	
	gtk_box_pack_start (GTK_BOX (hbox), vbox,
	                    FALSE, FALSE, 0);

	gtk_box_pack_start (GTK_BOX (vbox), dialog->details->primary_label,
	                    FALSE, FALSE, 0);

	gtk_box_pack_start (GTK_BOX (vbox), dialog->details->secondary_label,
	                    FALSE, FALSE, 0);

	expander = gtk_expander_new_with_mnemonic (_("Show more _details"));
	dialog->details->details_expander = expander;
	gtk_expander_set_spacing (GTK_EXPANDER (expander), 6);
	gtk_container_add (GTK_CONTAINER (expander), dialog->details->details_label);
	
	gtk_box_pack_start (GTK_BOX (vbox), expander,
			    FALSE, FALSE, 0);
	

	gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))), hbox,
	                    FALSE, FALSE, 0);

	gtk_widget_show_all (hbox);
	gtk_widget_hide (expander);
	
}

static void
setup_type (EelAlertDialog *dialog,
	    GtkMessageType  type)
{
	const gchar *stock_id = NULL;
	GtkStockItem item;

	switch (type) {
		case GTK_MESSAGE_INFO:
			stock_id = GTK_STOCK_DIALOG_INFO;
			break;
		case GTK_MESSAGE_QUESTION:
			stock_id = GTK_STOCK_DIALOG_QUESTION;
			break;
		case GTK_MESSAGE_WARNING:
			stock_id = GTK_STOCK_DIALOG_WARNING;
			break;
		case GTK_MESSAGE_ERROR:
			stock_id = GTK_STOCK_DIALOG_ERROR;
			break;
		default:
			g_warning ("Unknown GtkMessageType %d", type);
			break;
	}

	if (stock_id == NULL) {
		stock_id = GTK_STOCK_DIALOG_INFO;
  	}
	
	if (gtk_stock_lookup (stock_id, &item)) {
		gtk_image_set_from_stock (GTK_IMAGE (dialog->details->image), stock_id,
		                          GTK_ICON_SIZE_DIALOG);
	} else {
		g_warning ("Stock dialog ID doesn't exist?");
	}
}

static void
eel_alert_dialog_set_property (GObject      *object,
                               guint         prop_id,
                               const GValue *value,
                               GParamSpec   *pspec)
{
	EelAlertDialog *dialog;

	dialog = EEL_ALERT_DIALOG (object);

	switch (prop_id) {
		case PROP_ALERT_TYPE:
			dialog->details->type = g_value_get_enum (value);
			setup_type (dialog, dialog->details->type);
			break;
		case PROP_BUTTONS:
			eel_alert_dialog_add_buttons (dialog, g_value_get_enum (value));
			break;
		default:
			G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
			break;
	}
}

static void
eel_alert_dialog_get_property (GObject     *object,
                               guint        prop_id,
                               GValue      *value,
                               GParamSpec  *pspec)
{
	EelAlertDialog *dialog;

	dialog = EEL_ALERT_DIALOG (object);

	switch (prop_id) {
		case PROP_ALERT_TYPE:
			g_value_set_enum (value, dialog->details->type);
			break;
		default:
			G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
			break;
	}
}

void
eel_alert_dialog_set_primary_label (EelAlertDialog *dialog,
                                    const gchar *message)
{
	gchar *markup_str;
	char *escaped_message;

	if (message != NULL) {
		escaped_message = g_markup_escape_text (message, -1);
		markup_str = g_strconcat ("<span weight=\"bold\" size=\"larger\">", escaped_message, "</span>", NULL);
		gtk_label_set_markup (GTK_LABEL (EEL_ALERT_DIALOG (dialog)->details->primary_label),
		                      markup_str);
		g_free (markup_str);
		g_free (escaped_message);
	}
}

void
eel_alert_dialog_set_secondary_label (EelAlertDialog *dialog,
                                      const gchar *message)
{
	if (message != NULL) {
		gtk_label_set_text (GTK_LABEL (EEL_ALERT_DIALOG (dialog)->details->secondary_label),
		                    message);
	} else {
		gtk_widget_hide (EEL_ALERT_DIALOG (dialog)->details->secondary_label);
	}
}

void
eel_alert_dialog_set_details_label (EelAlertDialog *dialog,
				    const gchar    *message)
{
	if (message != NULL) {
		gtk_widget_show (dialog->details->details_expander);
		gtk_label_set_text (GTK_LABEL (dialog->details->details_label), message);
	} else {
		gtk_widget_hide (dialog->details->details_expander);
	}
}


GtkWidget*
eel_alert_dialog_new (GtkWindow     *parent,
                      GtkDialogFlags flags,
                      GtkMessageType type,
                      GtkButtonsType buttons,
                      const gchar   *primary_message,
                      const gchar   *secondary_message,
		      const gchar   *title)
{
	GtkWidget *widget;
	GtkDialog *dialog;

	g_return_val_if_fail (parent == NULL || GTK_IS_WINDOW (parent), NULL);

	widget = g_object_new (EEL_TYPE_ALERT_DIALOG,
	                       "alert_type", type,
	                       "buttons", buttons,
	                       NULL);
	atk_object_set_role (gtk_widget_get_accessible (widget), ATK_ROLE_ALERT);

	dialog = GTK_DIALOG (widget);
	
	gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);		
	gtk_box_set_spacing (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))), 14);
	gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
	gtk_dialog_set_has_separator (dialog, FALSE);

	gtk_window_set_title (GTK_WINDOW (dialog),
	                      (title != NULL) ? title : "");
	
	eel_alert_dialog_set_primary_label (EEL_ALERT_DIALOG (dialog),
	                                    primary_message);

	eel_alert_dialog_set_secondary_label (EEL_ALERT_DIALOG (dialog),
	                                      secondary_message);

	if (parent != NULL) {
		gtk_window_set_transient_for (GTK_WINDOW (widget),
		                              GTK_WINDOW (parent));
	}

	if (flags & GTK_DIALOG_MODAL) {
		gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
	}

	if (flags & GTK_DIALOG_DESTROY_WITH_PARENT) {
		gtk_window_set_destroy_with_parent (GTK_WINDOW (dialog), TRUE);
	}
	return widget;
}

static void
eel_alert_dialog_add_buttons (EelAlertDialog* alert_dialog,
                              GtkButtonsType  buttons)
{
	GtkDialog* dialog;
	
	dialog = GTK_DIALOG (alert_dialog);

	switch (buttons) {
		case GTK_BUTTONS_NONE:
			break;
		case GTK_BUTTONS_OK:
			gtk_dialog_add_button (dialog,
		                               GTK_STOCK_OK,
			                       GTK_RESPONSE_OK);
			gtk_dialog_set_default_response (dialog,
			                                GTK_RESPONSE_OK);
			break;
		case GTK_BUTTONS_CLOSE:
			gtk_dialog_add_button (dialog,
		                               GTK_STOCK_CLOSE,
			                      GTK_RESPONSE_CLOSE);
			gtk_dialog_set_default_response (dialog,
			                                 GTK_RESPONSE_CLOSE);
			break;
		case GTK_BUTTONS_CANCEL:
			gtk_dialog_add_button (dialog,
			                       GTK_STOCK_CANCEL,
			                       GTK_RESPONSE_CANCEL);
			gtk_dialog_set_default_response (dialog,
			                                 GTK_RESPONSE_CANCEL);
			break;
		case GTK_BUTTONS_YES_NO:
			gtk_dialog_add_button (dialog,
			                       GTK_STOCK_NO,
			                       GTK_RESPONSE_NO);
			gtk_dialog_add_button (dialog,
			                       GTK_STOCK_YES,
			                       GTK_RESPONSE_YES);
			gtk_dialog_set_default_response (dialog,
			                                 GTK_RESPONSE_YES);
			break;
		case GTK_BUTTONS_OK_CANCEL:
			gtk_dialog_add_button (dialog,
			                       GTK_STOCK_CANCEL,
			                       GTK_RESPONSE_CANCEL);
			gtk_dialog_add_button (dialog,
			                       GTK_STOCK_OK,
			                       GTK_RESPONSE_OK);
			gtk_dialog_set_default_response (dialog,
			                                 GTK_RESPONSE_OK);
			break;
		default:
			g_warning ("Unknown GtkButtonsType");
 			break;
	}
	g_object_notify (G_OBJECT (alert_dialog), "buttons");
}

static void
eel_alert_dialog_style_set (GtkWidget *widget,
                            GtkStyle  *prev_style)
{
	GtkWidget *parent;
	gint border_width;
	
	border_width = 0;

	parent = gtk_widget_get_parent (EEL_ALERT_DIALOG (widget)->details->image);

	if (parent != NULL) {
		gtk_widget_style_get (widget, "alert_border",
		                      &border_width, NULL);

		gtk_container_set_border_width (GTK_CONTAINER (parent),
		                                border_width);
	}

	if (GTK_WIDGET_CLASS (parent_class)->style_set) {
		(GTK_WIDGET_CLASS (parent_class)->style_set) (widget, prev_style);
	}
}