aboutsummaryrefslogtreecommitdiff
path: root/libdbusmenu-gtk/client.c
blob: 18a2cddbf82279c64244bafde15fa7ec5838813c (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
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
/*
A library to take the object model made consistent by libdbusmenu-glib
and visualize it in GTK.

Copyright 2009 Canonical Ltd.

Authors:
    Ted Gould <ted@canonical.com>

This program is free software: you can redistribute it and/or modify it 
under the terms of either or both of the following licenses:

1) the GNU Lesser General Public License version 3, as published by the 
Free Software Foundation; and/or
2) the GNU Lesser General Public License version 2.1, as published by 
the Free Software Foundation.

This program is distributed in the hope that it will be useful, but 
WITHOUT ANY WARRANTY; without even the implied warranties of 
MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR 
PURPOSE.  See the applicable version of the GNU Lesser General Public 
License for more details.

You should have received a copy of both the GNU Lesser General Public 
License version 3 and version 2.1 along with this program.  If not, see 
<http://www.gnu.org/licenses/>
*/

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <gtk/gtk.h>

#include "client.h"
#include "menuitem.h"
#include "genericmenuitem.h"

/* Private */
struct _DbusmenuGtkClientPrivate {
	GtkAccelGroup * agroup;
};

#define DBUSMENU_GTKCLIENT_GET_PRIVATE(o) (DBUSMENU_GTKCLIENT(o)->priv)

/* Prototypes */
static void dbusmenu_gtkclient_class_init (DbusmenuGtkClientClass *klass);
static void dbusmenu_gtkclient_init       (DbusmenuGtkClient *self);
static void dbusmenu_gtkclient_dispose    (GObject *object);
static void dbusmenu_gtkclient_finalize   (GObject *object);
static void new_menuitem (DbusmenuClient * client, DbusmenuMenuitem * mi, gpointer userdata);
static void new_child (DbusmenuMenuitem * mi, DbusmenuMenuitem * child, guint position, DbusmenuGtkClient * gtkclient);
static void delete_child (DbusmenuMenuitem * mi, DbusmenuMenuitem * child, DbusmenuGtkClient * gtkclient);
static void move_child (DbusmenuMenuitem * mi, DbusmenuMenuitem * child, guint new, guint old, DbusmenuGtkClient * gtkclient);
static void item_activate (DbusmenuClient * client, DbusmenuMenuitem * mi, guint timestamp, gpointer userdata);

static gboolean new_item_normal     (DbusmenuMenuitem * newitem, DbusmenuMenuitem * parent, DbusmenuClient * client);
static gboolean new_item_seperator  (DbusmenuMenuitem * newitem, DbusmenuMenuitem * parent, DbusmenuClient * client);

static void process_visible (DbusmenuMenuitem * mi, GtkMenuItem * gmi, GVariant * value);
static void process_sensitive (DbusmenuMenuitem * mi, GtkMenuItem * gmi, GVariant * value);
static void image_property_handle (DbusmenuMenuitem * item, const gchar * property, GVariant * invalue, gpointer userdata);

/* GObject Stuff */
G_DEFINE_TYPE (DbusmenuGtkClient, dbusmenu_gtkclient, DBUSMENU_TYPE_CLIENT);

/* Basic build for the class.  Only a finalize and dispose handler. */
static void
dbusmenu_gtkclient_class_init (DbusmenuGtkClientClass *klass)
{
	GObjectClass *object_class = G_OBJECT_CLASS (klass);

	g_type_class_add_private (klass, sizeof (DbusmenuGtkClientPrivate));

	object_class->dispose = dbusmenu_gtkclient_dispose;
	object_class->finalize = dbusmenu_gtkclient_finalize;

	return;
}

/* Registers the three times of menuitems that we're going to handle
   for the gtk world.  And tracks when a new item gets added. */
static void
dbusmenu_gtkclient_init (DbusmenuGtkClient *self)
{
	self->priv = G_TYPE_INSTANCE_GET_PRIVATE ((self), DBUSMENU_GTKCLIENT_TYPE, DbusmenuGtkClientPrivate);

	DbusmenuGtkClientPrivate * priv = DBUSMENU_GTKCLIENT_GET_PRIVATE(self);

	priv->agroup = NULL;

	dbusmenu_client_add_type_handler(DBUSMENU_CLIENT(self), DBUSMENU_CLIENT_TYPES_DEFAULT,   new_item_normal);
	dbusmenu_client_add_type_handler(DBUSMENU_CLIENT(self), DBUSMENU_CLIENT_TYPES_SEPARATOR, new_item_seperator);

	/* TODO: I think these can be handled in the class... */
	g_signal_connect(G_OBJECT(self), DBUSMENU_CLIENT_SIGNAL_NEW_MENUITEM, G_CALLBACK(new_menuitem), NULL);
	g_signal_connect(G_OBJECT(self), DBUSMENU_CLIENT_SIGNAL_ITEM_ACTIVATE, G_CALLBACK(item_activate), NULL);

	return;
}

/* Just calling the super class.  Future use. */
static void
dbusmenu_gtkclient_dispose (GObject *object)
{
	DbusmenuGtkClientPrivate * priv = DBUSMENU_GTKCLIENT_GET_PRIVATE(object);

	if (priv->agroup != NULL) {
		g_object_unref(priv->agroup);
		priv->agroup = NULL;
	}

	G_OBJECT_CLASS (dbusmenu_gtkclient_parent_class)->dispose (object);
	return;
}

/* Just calling the super class.  Future use. */
static void
dbusmenu_gtkclient_finalize (GObject *object)
{

	G_OBJECT_CLASS (dbusmenu_gtkclient_parent_class)->finalize (object);
	return;
}

/* Structure for passing data to swap_agroup */
typedef struct _swap_agroup_t swap_agroup_t;
struct _swap_agroup_t {
	DbusmenuGtkClient * client;
	GtkAccelGroup * old_agroup;
	GtkAccelGroup * new_agroup;
};

/* Looks at the old version of the accelerator group and
   the new one and makes the state proper. */
static gboolean
do_swap_agroup (DbusmenuMenuitem * mi, gpointer userdata) {
        swap_agroup_t * data = (swap_agroup_t *)userdata;

	/* If we don't have a shortcut we don't care */
	if (!dbusmenu_menuitem_property_exist(mi, DBUSMENU_MENUITEM_PROP_SHORTCUT)) {
		return FALSE;
	}

	guint key = 0;
	GdkModifierType modifiers = 0;

	dbusmenu_menuitem_property_get_shortcut(mi, &key, &modifiers);

	if (key == 0) {
		return FALSE;
	}

	#ifdef MASSIVEDEBUGGING
	g_debug("Setting shortcut on '%s': %d %X", dbusmenu_menuitem_property_get(mi, DBUSMENU_MENUITEM_PROP_LABEL), key, modifiers);
	#endif

	GtkMenuItem * gmi = dbusmenu_gtkclient_menuitem_get(data->client, mi);
	if (gmi == NULL) {
		return FALSE;
	}

	const gchar * accel_path = gtk_menu_item_get_accel_path(gmi);

	if (accel_path != NULL) {
		gtk_accel_map_change_entry(accel_path, key, modifiers, TRUE /* replace */);
	} else {
		gchar * accel_path = g_strdup_printf("<Appmenus>/Generated/%X/%d", GPOINTER_TO_UINT(data->client), dbusmenu_menuitem_get_id(mi));

		gtk_accel_map_add_entry(accel_path, key, modifiers);
		gtk_widget_set_accel_path(GTK_WIDGET(gmi), accel_path, data->new_agroup);
		g_free(accel_path);
	}

	GtkMenu * submenu = dbusmenu_gtkclient_menuitem_get_submenu(data->client, mi);
	if (submenu != NULL) {
		gtk_menu_set_accel_group(submenu, data->new_agroup);
	}

	return TRUE;
}

static void
swap_agroup (DbusmenuMenuitem *mi, gpointer userdata) {
        do_swap_agroup (mi, userdata);

        return;  /* See what I did here, Ted? :)  */
}

/* Refresh the shortcut for an entry */
static void
refresh_shortcut (DbusmenuGtkClient * client, DbusmenuMenuitem * mi)
{
	g_return_if_fail(DBUSMENU_IS_GTKCLIENT(client));
	g_return_if_fail(DBUSMENU_IS_MENUITEM(mi));

	DbusmenuGtkClientPrivate * priv = DBUSMENU_GTKCLIENT_GET_PRIVATE(client);

	swap_agroup_t data;
	data.client = client;
	data.old_agroup = priv->agroup;
	data.new_agroup = priv->agroup;

	if (do_swap_agroup(mi, &data)) {
		guint key = 0;
		GdkModifierType mod = 0;
		GtkMenuItem *gmi = dbusmenu_gtkclient_menuitem_get (client, mi);

		dbusmenu_menuitem_property_get_shortcut (mi, &key, &mod);

		if (key != 0) {
			gtk_widget_add_accelerator (GTK_WIDGET (gmi), "activate", priv->agroup, key, mod, GTK_ACCEL_VISIBLE);
		}
	}

	return;
}


/**
	dbusmenu_gtkclient_set_accel_group:
	@client: To set the group on
	@agroup: The new acceleration group

	Sets the acceleration group for the menu items with accelerators
	on this client.
*/
void
dbusmenu_gtkclient_set_accel_group (DbusmenuGtkClient * client, GtkAccelGroup * agroup)
{
	g_return_if_fail(DBUSMENU_IS_GTKCLIENT(client));
	g_return_if_fail(GTK_IS_ACCEL_GROUP(agroup));

	DbusmenuGtkClientPrivate * priv = DBUSMENU_GTKCLIENT_GET_PRIVATE(client);

	DbusmenuMenuitem * root = dbusmenu_client_get_root(DBUSMENU_CLIENT(client));
	if (root != NULL) {
		swap_agroup_t data;
		data.client = client;
		data.old_agroup = priv->agroup;
		data.new_agroup = agroup;

		dbusmenu_menuitem_foreach(root, swap_agroup, &data);
	}

	if (priv->agroup != NULL) {
		g_object_unref(priv->agroup);
		priv->agroup = NULL;
	}

	priv->agroup = agroup;
	g_object_ref(priv->agroup);

	return;
}

/**
	dbusmenu_gtkclient_get_accel_group:
	@client: Client to query for an accelerator group

	Gets the accel group for this client.

	Return value: Either a valid group or #NULL on error or
		none set.
*/
GtkAccelGroup *
dbusmenu_gtkclient_get_accel_group (DbusmenuGtkClient * client)
{
	g_return_val_if_fail(DBUSMENU_IS_GTKCLIENT(client), NULL);

	DbusmenuGtkClientPrivate * priv = DBUSMENU_GTKCLIENT_GET_PRIVATE(client);

	return priv->agroup;
}

/* Internal Functions */

static const gchar * data_menuitem = "dbusmenugtk-data-gtkmenuitem";
static const gchar * data_menu =     "dbusmenugtk-data-gtkmenu";

/* This is the call back for the GTK widget for when it gets
   clicked on by the user to send it back across the bus. */
static gboolean
menu_pressed_cb (GtkMenuItem * gmi, DbusmenuMenuitem * mi)
{
	if (gtk_menu_item_get_submenu(gmi) == NULL) {
		GVariant * variant = g_variant_new("i", 0);
		dbusmenu_menuitem_handle_event(mi, "clicked", variant, gtk_get_current_event_time());
	} else {
		/* TODO: We need to stop the display of the submenu
		         until this callback returns. */
		dbusmenu_menuitem_send_about_to_show(mi, NULL, NULL);
	}
	return TRUE;
}

/* Process the visible property */
static void
process_visible (DbusmenuMenuitem * mi, GtkMenuItem * gmi, GVariant * value)
{
	gboolean val = TRUE;
	if (value != NULL) {
		val = dbusmenu_menuitem_property_get_bool(mi, DBUSMENU_MENUITEM_PROP_VISIBLE);
	}

	if (val) {
		gtk_widget_show(GTK_WIDGET(gmi));
	} else {
		gtk_widget_hide(GTK_WIDGET(gmi));
	}
	return;
}

/* Process the sensitive property */
static void
process_sensitive (DbusmenuMenuitem * mi, GtkMenuItem * gmi, GVariant * value)
{
	gboolean val = TRUE;
	if (value != NULL) {
		val = dbusmenu_menuitem_property_get_bool(mi, DBUSMENU_MENUITEM_PROP_ENABLED);
	}
	gtk_widget_set_sensitive(GTK_WIDGET(gmi), val);
	return;
}

/* Process the sensitive property */
static void
process_toggle_type (DbusmenuMenuitem * mi, GtkMenuItem * gmi, GVariant * variant)
{
	if (!IS_GENERICMENUITEM(gmi)) return;
	if (variant == NULL) return;

	GenericmenuitemCheckType type = GENERICMENUITEM_CHECK_TYPE_NONE;

	if (variant != NULL) {
		const gchar * strval = g_variant_get_string(variant, NULL);

		if (!g_strcmp0(strval, DBUSMENU_MENUITEM_TOGGLE_CHECK)) {
			type = GENERICMENUITEM_CHECK_TYPE_CHECKBOX;
		} else if (!g_strcmp0(strval, DBUSMENU_MENUITEM_TOGGLE_RADIO)) {
			type = GENERICMENUITEM_CHECK_TYPE_RADIO;
		}
	}

	genericmenuitem_set_check_type(GENERICMENUITEM(gmi), type);
	
	return;
}

/* Process the sensitive property */
static void
process_toggle_state (DbusmenuMenuitem * mi, GtkMenuItem * gmi, GVariant * variant)
{
	if (!IS_GENERICMENUITEM(gmi)) return;

	GenericmenuitemState state = GENERICMENUITEM_STATE_UNCHECKED;

	if (variant != NULL) {
		int val = g_variant_get_int32(variant);

		if (val == DBUSMENU_MENUITEM_TOGGLE_STATE_CHECKED) {
			state = GENERICMENUITEM_STATE_CHECKED;
		} else if (val == DBUSMENU_MENUITEM_TOGGLE_STATE_UNKNOWN) {
			state = GENERICMENUITEM_STATE_INDETERMINATE;
		}
	}

	genericmenuitem_set_state(GENERICMENUITEM(gmi), state);
	return;
}

/* Whenever we have a property change on a DbusmenuMenuitem
   we need to be responsive to that. */
static void
menu_prop_change_cb (DbusmenuMenuitem * mi, gchar * prop, GVariant * variant, GtkMenuItem * gmi)
{
	if (!g_strcmp0(prop, DBUSMENU_MENUITEM_PROP_LABEL)) {
		gtk_menu_item_set_label(gmi, variant == NULL ? NULL : g_variant_get_string(variant, NULL));
	} else if (!g_strcmp0(prop, DBUSMENU_MENUITEM_PROP_VISIBLE)) {
		process_visible(mi, gmi, variant);
	} else if (!g_strcmp0(prop, DBUSMENU_MENUITEM_PROP_ENABLED)) {
		process_sensitive(mi, gmi, variant);
	} else if (!g_strcmp0(prop, DBUSMENU_MENUITEM_PROP_TOGGLE_TYPE)) {
		process_toggle_type(mi, gmi, variant);
	} else if (!g_strcmp0(prop, DBUSMENU_MENUITEM_PROP_TOGGLE_STATE)) {
		process_toggle_state(mi, gmi, variant);
	}

	return;
}

/* Special handler for the shortcut changing as we need to have the
   client for that one to get the accel group. */
static void
menu_shortcut_change_cb (DbusmenuMenuitem * mi, gchar * prop, GVariant * value, DbusmenuGtkClient * client)
{
	if (!g_strcmp0(prop, DBUSMENU_MENUITEM_PROP_SHORTCUT)) {
		refresh_shortcut(client, mi);
	}
	return;
}

/* Call back that happens when the DbusmenuMenuitem
   is destroyed.  We're making sure to clean up everything
   else down the pipe. */
static void
destoryed_dbusmenuitem_cb (gpointer udata, GObject * dbusmenuitem)
{
	#ifdef MASSIVEDEBUGGING
	g_debug("DbusmenuMenuitem was destroyed");
	#endif
	gtk_widget_destroy(GTK_WIDGET(udata));
	return;
}

/* The new menuitem signal only happens if we don't have a type handler
   for the type of the item.  This should be an error condition and we're
   printing out a message. */
static void
new_menuitem (DbusmenuClient * client, DbusmenuMenuitem * mi, gpointer userdata)
{
	g_warning("Got new menuitem signal, which means they want something");
	g_warning("  that I simply don't have.");

	return;
}

/* Goes through the tree of items and ensure's that all the items
   above us are also displayed. */
static void
activate_helper (GtkMenuShell * shell)
{
	if (shell == NULL) {
		return;
	}

	if (GTK_IS_MENU(shell)) {
		GtkWidget * attach = gtk_menu_get_attach_widget(GTK_MENU(shell));

		if (attach != NULL) {
			GtkWidget * parent = gtk_widget_get_parent(GTK_WIDGET(attach));

			if (parent != NULL) {
				if (GTK_IS_MENU(parent)) {
					activate_helper(GTK_MENU_SHELL(parent));
				}

				/* This code is being commented out for GTK 3 because it
				   doesn't expose the right variables.  We need to figure
				   this out as menus won't get grabs properly.
				   TODO FIXME HELP ARGHHHHHHHH */
#if (HAVE_GTK3 == 0)
				if (!GTK_MENU_SHELL (parent)->active) {
					gtk_grab_add (parent);
					GTK_MENU_SHELL (parent)->have_grab = TRUE;
					GTK_MENU_SHELL (parent)->active = TRUE;
				}
#endif

				gtk_menu_shell_select_item(GTK_MENU_SHELL(parent), attach);
			}
		}
	}

	return;
}

/* Signaled when we should show a menuitem at request of the application
   that it is in. */
static void
item_activate (DbusmenuClient * client, DbusmenuMenuitem * mi, guint timestamp, gpointer userdata)
{
	gpointer pmenu = g_object_get_data(G_OBJECT(mi), data_menu);
	if (pmenu == NULL) {
		g_warning("Activated menu item doesn't have a menu?  ID: %d", dbusmenu_menuitem_get_id(mi));
		return;
	}

	activate_helper(GTK_MENU_SHELL(pmenu));
	gtk_menu_shell_select_first(GTK_MENU_SHELL(pmenu), FALSE);

	return;
}

#ifdef MASSIVEDEBUGGING
static void
destroy_gmi (GtkMenuItem * gmi, DbusmenuMenuitem * mi)
{
	g_debug("Destorying GTK Menuitem for %d", dbusmenu_menuitem_get_id(mi));
	return;
}
#endif

/**
	dbusmenu_gtkclient_newitem_base:
	@client: The client handling everything on this connection
	@item: The #DbusmenuMenuitem to attach the GTK-isms to
	@gmi: A #GtkMenuItem representing the GTK world's view of this menuitem
	@parent: The parent #DbusmenuMenuitem

	This function provides some of the basic connectivity for being in
	the GTK world.  Things like visibility and sensitivity of the item are
	handled here so that the subclasses don't have to.  If you're building
	your on GTK menu item you can use this function to apply those basic
	attributes so that you don't have to deal with them either.

	This also handles passing the "activate" signal back to the
	#DbusmenuMenuitem side of thing.
*/
void
dbusmenu_gtkclient_newitem_base (DbusmenuGtkClient * client, DbusmenuMenuitem * item, GtkMenuItem * gmi, DbusmenuMenuitem * parent)
{
	#ifdef MASSIVEDEBUGGING
	g_debug("GTK Client new item base for %d", dbusmenu_menuitem_get_id(item));
	#endif

	/* Attach these two */
	g_object_set_data(G_OBJECT(item), data_menuitem, gmi);
	g_object_ref(G_OBJECT(gmi));
	#ifdef MASSIVEDEBUGGING
	g_signal_connect(G_OBJECT(gmi), "destroy", G_CALLBACK(destroy_gmi), item);
	#endif

	/* DbusmenuMenuitem signals */
	g_signal_connect(G_OBJECT(item), DBUSMENU_MENUITEM_SIGNAL_PROPERTY_CHANGED, G_CALLBACK(menu_prop_change_cb), gmi);
	g_signal_connect(G_OBJECT(item), DBUSMENU_MENUITEM_SIGNAL_PROPERTY_CHANGED, G_CALLBACK(menu_shortcut_change_cb), client);
	g_signal_connect(G_OBJECT(item), DBUSMENU_MENUITEM_SIGNAL_CHILD_REMOVED, G_CALLBACK(delete_child), client);
	g_signal_connect(G_OBJECT(item), DBUSMENU_MENUITEM_SIGNAL_CHILD_MOVED,   G_CALLBACK(move_child),   client);

	/* GtkMenuitem signals */
	g_signal_connect(G_OBJECT(gmi), "activate", G_CALLBACK(menu_pressed_cb), item);

	/* Life insurance */
	g_object_weak_ref(G_OBJECT(item), destoryed_dbusmenuitem_cb, gmi);

	/* Check our set of props to see if any are set already */
	process_visible(item, gmi, dbusmenu_menuitem_property_get_variant(item, DBUSMENU_MENUITEM_PROP_VISIBLE));
	process_sensitive(item, gmi, dbusmenu_menuitem_property_get_variant(item, DBUSMENU_MENUITEM_PROP_ENABLED));
	process_toggle_type(item, gmi, dbusmenu_menuitem_property_get_variant(item, DBUSMENU_MENUITEM_PROP_TOGGLE_TYPE));
	process_toggle_state(item, gmi, dbusmenu_menuitem_property_get_variant(item, DBUSMENU_MENUITEM_PROP_TOGGLE_STATE));
	refresh_shortcut(client, item);

	/* Oh, we're a child, let's deal with that */
	if (parent != NULL) {
		new_child(parent, item, dbusmenu_menuitem_get_position(item, parent), DBUSMENU_GTKCLIENT(client));
	}

	return;
}

static void
new_child (DbusmenuMenuitem * mi, DbusmenuMenuitem * child, guint position, DbusmenuGtkClient * gtkclient)
{
	#ifdef MASSIVEDEBUGGING
	g_debug("GTK Client new child for %d on %d at %d", dbusmenu_menuitem_get_id(mi), dbusmenu_menuitem_get_id(child), position);
	#endif

	if (dbusmenu_menuitem_get_root(mi)) { return; }
	if (g_strcmp0(dbusmenu_menuitem_property_get(mi, DBUSMENU_MENUITEM_PROP_TYPE), DBUSMENU_CLIENT_TYPES_SEPARATOR) == 0) { return; }

	gpointer ann_menu = g_object_get_data(G_OBJECT(mi), data_menu);
	GtkMenu * menu = GTK_MENU(ann_menu);
	if (menu == NULL) {
		/* Oh, we don't have a submenu, build one! */
		menu = GTK_MENU(gtk_menu_new());
		g_object_set_data(G_OBJECT(mi), data_menu, menu);

		GtkMenuItem * parent = dbusmenu_gtkclient_menuitem_get(gtkclient, mi);
		gtk_menu_item_set_submenu(parent, GTK_WIDGET(menu));
	} 

	GtkMenuItem * childmi  = dbusmenu_gtkclient_menuitem_get(gtkclient, child);
	gtk_menu_shell_insert(GTK_MENU_SHELL(menu), GTK_WIDGET(childmi), position);
	gtk_widget_show(GTK_WIDGET(menu));
	
	return;
}

static void
delete_child (DbusmenuMenuitem * mi, DbusmenuMenuitem * child, DbusmenuGtkClient * gtkclient)
{
	/* If it's a root item, we shouldn't be dealing with it here. */
	if (dbusmenu_menuitem_get_root(mi)) { return; }

	if (g_list_length(dbusmenu_menuitem_get_children(mi)) == 0) {
		gpointer ann_menu = g_object_get_data(G_OBJECT(mi), data_menu);
		GtkMenu * menu = GTK_MENU(ann_menu);

		if (menu != NULL) {
			gtk_widget_destroy(GTK_WIDGET(menu));
			g_object_set_data(G_OBJECT(mi), data_menu, NULL);
		}
	}

	return;
}

static void
move_child (DbusmenuMenuitem * mi, DbusmenuMenuitem * child, guint new, guint old, DbusmenuGtkClient * gtkclient)
{
	/* If it's a root item, we shouldn't be dealing with it here. */
	if (dbusmenu_menuitem_get_root(mi)) { return; }

	gpointer ann_menu = g_object_get_data(G_OBJECT(mi), data_menu);
	if (ann_menu == NULL) {
		g_warning("Moving a child when we don't have a submenu!");
		return;
	}

	GtkMenuItem * childmi  = dbusmenu_gtkclient_menuitem_get(gtkclient, child);
	gtk_menu_reorder_child(GTK_MENU(ann_menu), GTK_WIDGET(childmi), dbusmenu_menuitem_get_position_realized(child, mi));

	return;
}

/* Public API */

/**
	dbusmenu_gtkclient_new:
	@dbus_name: Name of the #DbusmenuServer on DBus
	@dbus_name: Name of the object on the #DbusmenuServer

	Creates a new #DbusmenuGtkClient object and creates a #DbusmenuClient
	that connects across DBus to a #DbusmenuServer.

	Return value: A new #DbusmenuGtkClient sync'd with a server
*/
DbusmenuGtkClient *
dbusmenu_gtkclient_new (gchar * dbus_name, gchar * dbus_object)
{
	return g_object_new(DBUSMENU_GTKCLIENT_TYPE,
	                    DBUSMENU_CLIENT_PROP_DBUS_OBJECT, dbus_object,
	                    DBUSMENU_CLIENT_PROP_DBUS_NAME, dbus_name,
	                    NULL);
}

/**
	dbusmenu_gtkclient_menuitem_get:
	@client: A #DbusmenuGtkClient with the item in it.
	@item: #DbusmenuMenuitem to get associated #GtkMenuItem on.

	This grabs the #GtkMenuItem that is associated with the
	#DbusmenuMenuitem.

	Return value: The #GtkMenuItem that can be played with.
*/
GtkMenuItem *
dbusmenu_gtkclient_menuitem_get (DbusmenuGtkClient * client, DbusmenuMenuitem * item)
{
	g_return_val_if_fail(DBUSMENU_IS_GTKCLIENT(client), NULL);
	g_return_val_if_fail(DBUSMENU_IS_MENUITEM(item), NULL);

	gpointer data = g_object_get_data(G_OBJECT(item), data_menuitem);
	if (data == NULL) {
		return NULL;
	}

	return GTK_MENU_ITEM(data);
}

/**
	dbusmenu_gtkclient_menuitem_get_submenu:
	@client: A #DbusmenuGtkClient with the item in it.
	@item: #DbusmenuMenuitem to get associated #GtkMenu on.

	This grabs the submenu associated with the menuitem.

	Return value: The #GtkMenu if there is one.
*/
GtkMenu *
dbusmenu_gtkclient_menuitem_get_submenu (DbusmenuGtkClient * client, DbusmenuMenuitem * item)
{
	g_return_val_if_fail(DBUSMENU_IS_GTKCLIENT(client), NULL);
	g_return_val_if_fail(DBUSMENU_IS_MENUITEM(item), NULL);

	gpointer data = g_object_get_data(G_OBJECT(item), data_menu);
	if (data == NULL) {
		return NULL;
	}

	return GTK_MENU(data);
}

/* The base type handler that builds a plain ol'
   GtkMenuItem to represent, well, the GtkMenuItem */
static gboolean
new_item_normal (DbusmenuMenuitem * newitem, DbusmenuMenuitem * parent, DbusmenuClient * client)
{
	g_return_val_if_fail(DBUSMENU_IS_MENUITEM(newitem), FALSE);
	g_return_val_if_fail(DBUSMENU_IS_GTKCLIENT(client), FALSE);
	/* Note: not checking parent, it's reasonable for it to be NULL */

	GtkMenuItem * gmi;
	gmi = GTK_MENU_ITEM(g_object_new(GENERICMENUITEM_TYPE, NULL));
	gtk_menu_item_set_label(gmi, dbusmenu_menuitem_property_get(newitem, DBUSMENU_MENUITEM_PROP_LABEL));

	if (gmi != NULL) {
		dbusmenu_gtkclient_newitem_base(DBUSMENU_GTKCLIENT(client), newitem, gmi, parent);
	} else {
		return FALSE;
	}

	image_property_handle(newitem,
	                      DBUSMENU_MENUITEM_PROP_ICON_NAME,
	                      dbusmenu_menuitem_property_get_variant(newitem, DBUSMENU_MENUITEM_PROP_ICON_NAME),
	                      client);
	image_property_handle(newitem,
	                      DBUSMENU_MENUITEM_PROP_ICON_DATA,
	                      dbusmenu_menuitem_property_get_variant(newitem, DBUSMENU_MENUITEM_PROP_ICON_DATA),
	                      client);
	g_signal_connect(G_OBJECT(newitem),
	                 DBUSMENU_MENUITEM_SIGNAL_PROPERTY_CHANGED,
	                 G_CALLBACK(image_property_handle),
	                 client);

	return TRUE;
}

/* Type handler for the seperators where it builds
   a GtkSeparator to act as the GtkMenuItem */
static gboolean
new_item_seperator (DbusmenuMenuitem * newitem, DbusmenuMenuitem * parent, DbusmenuClient * client)
{
	g_return_val_if_fail(DBUSMENU_IS_MENUITEM(newitem), FALSE);
	g_return_val_if_fail(DBUSMENU_IS_GTKCLIENT(client), FALSE);
	/* Note: not checking parent, it's reasonable for it to be NULL */

	GtkMenuItem * gmi;
	gmi = GTK_MENU_ITEM(gtk_separator_menu_item_new());

	if (gmi != NULL) {
		dbusmenu_gtkclient_newitem_base(DBUSMENU_GTKCLIENT(client), newitem, gmi, parent);
	} else {
		return FALSE;
	}

	return TRUE;
}

/* This handler looks at property changes for items that are
   image menu items. */
static void
image_property_handle (DbusmenuMenuitem * item, const gchar * property, GVariant * variant, gpointer userdata)
{
	/* We're only looking at these two properties here */
	if (g_strcmp0(property, DBUSMENU_MENUITEM_PROP_ICON_NAME) != 0 &&
			g_strcmp0(property, DBUSMENU_MENUITEM_PROP_ICON_DATA) != 0) {
		return;
	}

	const gchar * value = NULL;
	if (variant != NULL) {
		value = g_variant_get_string(variant, NULL);
	}
	
	if (value == NULL || value[0] == '\0') {
		/* This means that we're unsetting a value. */
		/* Try to use the other one */
		if (g_strcmp0(property, DBUSMENU_MENUITEM_PROP_ICON_NAME)) {
			property = DBUSMENU_MENUITEM_PROP_ICON_DATA;
		} else {
			property = DBUSMENU_MENUITEM_PROP_ICON_NAME;
		}
	}

	/* Grab the data of the items that we've got, so that
	   we can know how things need to change. */
	GtkMenuItem * gimi = dbusmenu_gtkclient_menuitem_get (DBUSMENU_GTKCLIENT(userdata), item);
	if (gimi == NULL) {
		g_warning("Oddly we're handling image properties on a menuitem that doesn't have any GTK structures associated with it.");
		return;
	}
	GtkWidget * gtkimage = genericmenuitem_get_image(GENERICMENUITEM(gimi));

	if (!g_strcmp0(property, DBUSMENU_MENUITEM_PROP_ICON_DATA)) {
		/* If we have an image already built from a name that is
		   way better than a pixbuf.  Keep it. */
		if (gtkimage != NULL && (gtk_image_get_storage_type(GTK_IMAGE(gtkimage)) == GTK_IMAGE_ICON_NAME || gtk_image_get_storage_type(GTK_IMAGE(gtkimage)) == GTK_IMAGE_EMPTY)) {
			return;
		}
	}

	/* Now figure out what to change */
	if (!g_strcmp0(property, DBUSMENU_MENUITEM_PROP_ICON_NAME)) {
		const gchar * iconname = dbusmenu_menuitem_property_get(item, property);
		if (iconname == NULL) {
			/* If there is no name, by golly we want no
			   icon either. */
			gtkimage = NULL;
		} else if (g_strcmp0(iconname, DBUSMENU_MENUITEM_ICON_NAME_BLANK) == 0) {
			gtkimage = gtk_image_new();
			g_object_set(G_OBJECT(gtkimage), "use-fallback", TRUE, NULL);
		} else {
			/* Look to see if we want to have an icon with the 'ltr' or
			   'rtl' depending on what we're doing. */
			gchar * finaliconname = g_strdup_printf("%s-%s", iconname,
						gtk_widget_get_direction(GTK_WIDGET(gimi)) == GTK_TEXT_DIR_RTL ? "rtl" : "ltr");
			if (!gtk_icon_theme_has_icon(gtk_icon_theme_get_default(), finaliconname)) {
				/* If we don't have that icon, fall back to having one
				   without the extra bits. */
				g_free(finaliconname);
				finaliconname = (gchar *)iconname; /* Dropping const not
				                                      becaue we don't love it. */
			}

			/* If we don't have an image, we need to build
			   one so that we can set the name.  Otherwise we
			   can just convert it to this name. */
			if (gtkimage == NULL) {
				gtkimage = gtk_image_new_from_icon_name(finaliconname, GTK_ICON_SIZE_MENU);
				g_object_set(G_OBJECT(gtkimage), "use-fallback", TRUE, NULL);
			} else {
				gtk_image_set_from_icon_name(GTK_IMAGE(gtkimage), finaliconname, GTK_ICON_SIZE_MENU);
			}

			/* If we're using the name with extra bits, then we need
			   to free that string. */
			if (finaliconname != iconname) {
				g_free(finaliconname);
			}
		}
	} else {
		GdkPixbuf * image = dbusmenu_menuitem_property_get_image(item, property);
		if (image == NULL) {
			/* If there is no pixbuf, by golly we want no
			   icon either. */
			gtkimage = NULL;
		} else {
			/* Resize the pixbuf */
			gint width, height;
			gtk_icon_size_lookup(GTK_ICON_SIZE_MENU, &width, &height);
			if (gdk_pixbuf_get_width(image) > width ||
					gdk_pixbuf_get_height(image) > height) {
				GdkPixbuf * newimage = gdk_pixbuf_scale_simple(image,
				                                               width,
				                                               height,
				                                               GDK_INTERP_BILINEAR);
				g_object_unref(image);
				image = newimage;
			}
			
			/* If we don't have an image, we need to build
			   one so that we can set the pixbuf. */
			if (gtkimage == NULL) {
				gtkimage = gtk_image_new_from_pixbuf(image);
			} else {
				gtk_image_set_from_pixbuf(GTK_IMAGE(gtkimage), image);
			}
		}

	}

	if (gtkimage != NULL) {
		gint width, height;
		gtk_icon_size_lookup(GTK_ICON_SIZE_MENU, &width, &height);

		gtk_widget_set_size_request(GTK_WIDGET(gtkimage), width, height);
		gtk_misc_set_alignment(GTK_MISC(gtkimage), 0.0, 0.5);
	}

	genericmenuitem_set_image(GENERICMENUITEM(gimi), gtkimage);

	return;
}