summaryrefslogtreecommitdiff
path: root/applets/notification_area/main.c
blob: 4b87e25d7142a767ce75405e21e8ed0127345fae (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
/* System tray main() */

/*
 * Copyright (C) 2002 Red Hat, Inc.
 * Copyright (C) 2003-2006 Vincent Untz
 * Copyright (C) 2011 Perberos
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program 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
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */

#include <config.h>
#include <string.h>

#include <mate-panel-applet.h>

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

#include "main.h"
#include "na-tray-manager.h"
#include "na-tray.h"
#include "fixedtip.h"

#define NOTIFICATION_AREA_ICON "mate-panel-notification-area"

struct _NaTrayAppletPrivate
{
  NaTray *tray;
};

G_DEFINE_TYPE (NaTrayApplet, na_tray_applet, PANEL_TYPE_APPLET)

static void (*parent_class_realize) (GtkWidget *widget);
static void (*parent_class_unrealize) (GtkWidget *widget);
#if GTK_CHECK_VERSION (3, 0, 0)
static void (*parent_class_style_updated) (GtkWidget *widget);
static void (*parent_class_change_background)(MatePanelApplet* panel_applet, MatePanelAppletBackgroundType type, GdkRGBA* color, cairo_pattern_t* pattern);
#else
static void (*parent_class_change_background)(MatePanelApplet* panel_applet, MatePanelAppletBackgroundType type, GdkColor* color, GdkPixmap* pixmap);
#endif
static void (*parent_class_change_orient)(MatePanelApplet       *panel_applet, MatePanelAppletOrient  orient);



static GtkOrientation
get_gtk_orientation_from_applet_orient (MatePanelAppletOrient orient)
{
  switch (orient)
    {
    case MATE_PANEL_APPLET_ORIENT_LEFT:
    case MATE_PANEL_APPLET_ORIENT_RIGHT:
      return GTK_ORIENTATION_VERTICAL;
    case MATE_PANEL_APPLET_ORIENT_UP:
    case MATE_PANEL_APPLET_ORIENT_DOWN:
    default:
      return GTK_ORIENTATION_HORIZONTAL;
    }

  g_assert_not_reached ();

  return GTK_ORIENTATION_HORIZONTAL;
}

static void help_cb(GtkAction* action, NaTrayApplet* applet)
{
	GError* error = NULL;
	char* uri;
	#define NA_HELP_DOC "mate-user-guide"

	uri = g_strdup_printf("help:%s/%s", NA_HELP_DOC, "panels-notification-area");

	gtk_show_uri(gtk_widget_get_screen(GTK_WIDGET(applet)), uri, gtk_get_current_event_time(), &error);

	g_free(uri);

	if (error && g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
	{
		g_error_free(error);
	}
	else if(error)
	{
		GtkWidget* dialog;
		char* primary;

		primary = g_markup_printf_escaped (_("Could not display help document '%s'"), NA_HELP_DOC);
		dialog = gtk_message_dialog_new (NULL, GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, "%s", primary);

		gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog), "%s", error->message);

		g_error_free(error);
		g_free(primary);

		g_signal_connect(dialog, "response", G_CALLBACK (gtk_widget_destroy), NULL);

		gtk_window_set_icon_name (GTK_WINDOW (dialog), NOTIFICATION_AREA_ICON);
		gtk_window_set_screen (GTK_WINDOW (dialog), gtk_widget_get_screen (GTK_WIDGET (applet)));
		/* we have no parent window */
		gtk_window_set_skip_taskbar_hint (GTK_WINDOW (dialog), FALSE);
		gtk_window_set_title (GTK_WINDOW (dialog), _("Error displaying help document"));

		gtk_widget_show (dialog);
	}
}

static void about_cb(GtkAction* action, NaTrayApplet* applet)
{
	const gchar* authors[] = {
		"Havoc Pennington <hp@redhat.com>",
		"Anders Carlsson <andersca@gnu.org>",
		"Vincent Untz <vuntz@gnome.org>",
		NULL
	};

	const char* documenters[] = {
		"Sun GNOME Documentation Team <gdocteam@sun.com>",
		NULL
	};

	const char copyright[] = \
		"Copyright \xc2\xa9 2002 Red Hat, Inc.\n"
		"Copyright \xc2\xa9 2003-2006 Vincent Untz\n"
		"Copyright \xc2\xa9 2011 Perberos\n"
		"Copyright \xc2\xa9 2012-2016 MATE developers";

	gtk_show_about_dialog(NULL,
		"program-name", _("Notification Area"),
		"authors", authors,
		//"comments", _(comments),
		"copyright", copyright,
		"documenters", documenters,
		"logo-icon-name", NOTIFICATION_AREA_ICON,
		"translator-credits", _("translator-credits"),
		"version", VERSION,
		NULL);
}

static const GtkActionEntry menu_actions [] = {
	{ "SystemTrayHelp", GTK_STOCK_HELP, N_("_Help"),
	  NULL, NULL,
	  G_CALLBACK (help_cb) },
	{ "SystemTrayAbout", GTK_STOCK_ABOUT, N_("_About"),
	  NULL, NULL,
	  G_CALLBACK (about_cb) }
};


static void
na_tray_applet_realize (GtkWidget *widget)
{
  NaTrayApplet      *applet = NA_TRAY_APPLET (widget);
  MatePanelAppletOrient  orient;

  if (parent_class_realize)
    parent_class_realize (widget);

  g_assert (applet->priv->tray == NULL);

  orient = mate_panel_applet_get_orient (MATE_PANEL_APPLET (widget));

  applet->priv->tray = na_tray_new_for_screen (gtk_widget_get_screen (widget),
                                               get_gtk_orientation_from_applet_orient (orient));

  gtk_container_add (GTK_CONTAINER (widget), GTK_WIDGET (applet->priv->tray));
  gtk_widget_show (GTK_WIDGET (applet->priv->tray));

  GtkActionGroup* action_group;
  gchar* ui_path;
  action_group = gtk_action_group_new("NA Applet Menu Actions");
  gtk_action_group_set_translation_domain(action_group, GETTEXT_PACKAGE);
  gtk_action_group_add_actions(action_group, menu_actions, G_N_ELEMENTS(menu_actions), applet);
  ui_path = g_build_filename(NOTIFICATION_AREA_MENU_UI_DIR, "notification-area-menu.xml", NULL);
  mate_panel_applet_setup_menu_from_file(MATE_PANEL_APPLET(applet), ui_path, action_group);
  g_free(ui_path);
  g_object_unref(action_group);
}

static void
na_tray_applet_unrealize (GtkWidget *widget)
{
  NaTrayApplet *applet = NA_TRAY_APPLET (widget);

  g_assert (applet->priv->tray != NULL);

  gtk_widget_destroy (GTK_WIDGET (applet->priv->tray));
  applet->priv->tray = NULL;

  if (parent_class_unrealize)
    parent_class_unrealize (widget);
}

#if GTK_CHECK_VERSION (3, 0, 0)
static void
na_tray_applet_style_updated (GtkWidget *widget)
{
  NaTrayApplet    *applet = NA_TRAY_APPLET (widget);
  GtkStyleContext *context;
  GdkRGBA          fg;
  GdkRGBA          error;
  GdkRGBA          warning;
  GdkRGBA          success;
  gint             padding;
  gint             icon_size;

  if (parent_class_style_updated)
    parent_class_style_updated (widget);

  if (!applet->priv->tray)
    return;

  context = gtk_widget_get_style_context (widget);

  gtk_style_context_save (context);
  gtk_style_context_set_state (context, GTK_STATE_FLAG_NORMAL);

  gtk_style_context_get_color (context, GTK_STATE_FLAG_NORMAL, &fg);

  if (!gtk_style_context_lookup_color (context, "error_color", &error))
    error = fg;
  if (!gtk_style_context_lookup_color (context, "warning_color", &warning))
    warning = fg;
  if (!gtk_style_context_lookup_color (context, "success_color", &success))
    success = fg;

  gtk_style_context_restore (context);

  na_tray_set_colors (applet->priv->tray, &fg, &error, &warning, &success);

  gtk_widget_style_get (widget, "icon-padding", &padding, NULL);
  na_tray_set_padding (applet->priv->tray, padding);

  gtk_widget_style_get (widget, "icon-size", &icon_size, NULL);
  na_tray_set_icon_size (applet->priv->tray, icon_size);
}
#endif

#if GTK_CHECK_VERSION (3, 0, 0)
static void
na_tray_applet_change_background(MatePanelApplet* panel_applet, MatePanelAppletBackgroundType type, GdkRGBA* color, cairo_pattern_t* pattern)
#else
static void
na_tray_applet_change_background(MatePanelApplet* panel_applet, MatePanelAppletBackgroundType type, GdkColor* color, GdkPixmap* pixmap)
#endif
{
  NaTrayApplet *applet = NA_TRAY_APPLET (panel_applet);

  if (parent_class_change_background) {
#if GTK_CHECK_VERSION (3, 0, 0)
    parent_class_change_background (panel_applet, type, color, pattern);
#else
    parent_class_change_background (panel_applet, type, color, pixmap);
#endif
  }

  if (!applet->priv->tray)
    return;

  na_tray_force_redraw (applet->priv->tray);
}

static void
na_tray_applet_change_orient (MatePanelApplet       *panel_applet,
                              MatePanelAppletOrient  orient)
{
  NaTrayApplet *applet = NA_TRAY_APPLET (panel_applet);

  if (parent_class_change_orient)
    parent_class_change_orient (panel_applet, orient);

  if (!applet->priv->tray)
    return;

  na_tray_set_orientation (applet->priv->tray,
                           get_gtk_orientation_from_applet_orient (orient));
}

#if GTK_CHECK_VERSION (3, 0, 0)
#if GTK_CHECK_VERSION (3, 19, 0)
/* deprecated with gtk+-3.19.0 */
#else
static inline void
force_no_focus_padding (GtkWidget *widget)
{
  GtkCssProvider *provider;

  provider = gtk_css_provider_new ();
  gtk_css_provider_load_from_data (provider,
                                   "NaTrayApplet {\n"
                                   " -GtkWidget-focus-line-width: 0px;\n"
                                   " -GtkWidget-focus-padding: 0px;\n"
				   "}",
                                   -1, NULL);
  gtk_style_context_add_provider (gtk_widget_get_style_context (widget),
                                  GTK_STYLE_PROVIDER (provider),
                                  GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
  g_object_unref (provider);
}
#endif
#else
static inline void
force_no_focus_padding (GtkWidget *widget)
{
  gtk_rc_parse_string ("\n"
			"   style \"na-tray-style\"\n"
			"   {\n"
			"      GtkWidget::focus-line-width=0\n"
			"      GtkWidget::focus-padding=0\n"
			"   }\n"
			"\n"
			"    class \"NaTrayApplet\" style \"na-tray-style\"\n"
			"\n");
}
#endif

static void
na_tray_applet_class_init (NaTrayAppletClass *class)
{
  GtkWidgetClass   *widget_class = GTK_WIDGET_CLASS (class);
  MatePanelAppletClass *applet_class = MATE_PANEL_APPLET_CLASS (class);

  parent_class_realize = widget_class->realize;
  widget_class->realize = na_tray_applet_realize;

  parent_class_unrealize = widget_class->unrealize;
  widget_class->unrealize = na_tray_applet_unrealize;
#if GTK_CHECK_VERSION (3, 0, 0)
  parent_class_style_updated = widget_class->style_updated;
  widget_class->style_updated = na_tray_applet_style_updated;
#endif
  parent_class_change_background = applet_class->change_background;
  applet_class->change_background = na_tray_applet_change_background;

  parent_class_change_orient = applet_class->change_orient;
  applet_class->change_orient = na_tray_applet_change_orient;

  gtk_widget_class_install_style_property (
          widget_class,
          g_param_spec_int ("icon-padding",
                            "Padding around icons",
                            "Padding that should be put around icons, in pixels",
                            0, G_MAXINT, 0,
                            G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));

  gtk_widget_class_install_style_property (
          widget_class,
          g_param_spec_int ("icon-size",
                            "Icon size",
                            "If non-zero, hardcodes the size of the icons in pixels",
                            0, G_MAXINT, 0,
                            G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));

  g_type_class_add_private (class, sizeof (NaTrayAppletPrivate));

#if GTK_CHECK_VERSION (3, 19, 0)
  gtk_widget_class_set_css_name (widget_class, "na-tray-applet");
#endif
}

static void
na_tray_applet_init (NaTrayApplet *applet)
{
  AtkObject *atko;

  applet->priv = G_TYPE_INSTANCE_GET_PRIVATE (applet, NA_TYPE_TRAY_APPLET,
                                              NaTrayAppletPrivate);

  /* Defer creating NaTray until applet is added to panel so
   * gtk_widget_get_screen returns correct information */
  applet->priv->tray = NULL;

  atko = gtk_widget_get_accessible (GTK_WIDGET (applet));
  atk_object_set_name (atko, _("Panel Notification Area"));

  mate_panel_applet_set_flags (MATE_PANEL_APPLET (applet),
                          MATE_PANEL_APPLET_HAS_HANDLE|MATE_PANEL_APPLET_EXPAND_MINOR);

#if !GTK_CHECK_VERSION (3, 0, 0)
  mate_panel_applet_set_background_widget (MATE_PANEL_APPLET (applet),
                                      GTK_WIDGET (applet));
#endif
#if GTK_CHECK_VERSION (3, 19, 0)
/* deprecated with gtk+-3.19.0 */
#else
  force_no_focus_padding (GTK_WIDGET (applet));
#endif
}

static gboolean
applet_factory (MatePanelApplet *applet,
                const gchar *iid,
                gpointer     user_data)
{
  if (!(strcmp (iid, "NotificationArea") == 0 ||
        strcmp (iid, "SystemTrayApplet") == 0))
    return FALSE;

#ifndef NOTIFICATION_AREA_INPROCESS
  gtk_window_set_default_icon_name (NOTIFICATION_AREA_ICON);
#endif

  gtk_widget_show_all (GTK_WIDGET (applet));

  return TRUE;
}

#ifdef NOTIFICATION_AREA_INPROCESS
	MATE_PANEL_APPLET_IN_PROCESS_FACTORY ("NotificationAreaAppletFactory",
				 NA_TYPE_TRAY_APPLET,
				 "NotificationArea",
				 applet_factory,
				 NULL)
#else
	MATE_PANEL_APPLET_OUT_PROCESS_FACTORY ("NotificationAreaAppletFactory",
				  NA_TYPE_TRAY_APPLET,
				  "NotificationArea",
				  applet_factory,
				  NULL)
#endif