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
|
(* Item Factory
*
* The GtkItemFactory object allows the easy creation of menus
* from an array of descriptions of menu items.
*)
var
if_window : PGtkWidget;
procedure gtk_ifactory_cb (callback_data : gpointer;
callback_action : guint;
widget : PGTkWidget); cdecl;
begin
g_message ('ItemFactory: activated "%s"',
[gtk_item_factory_path_from_widget (widget) ]);
end;
const
if_menu_items : array [1..19] of TGtkItemFactoryEntry = (
( path: '/_File'; accelerator: NULL; callback: nil;
callback_action: 0; item_type : '<Branch>'; extra_data: NULL),
( path: '/File/tearoff1'; accelerator: NULL; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : '<Tearoff>'; extra_data: NULL),
( path: '/File/_New'; accelerator: '<control>N'; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : NULL; extra_data: NULL),
( path: '/File/_Open'; accelerator: '<control>O'; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : NULL; extra_data: NULL),
( path: '/File/_Save'; accelerator: '<control>S'; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : NULL; extra_data: NULL),
( path: '/File/Save _As'; accelerator: NULL; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : NULL; extra_data: NULL),
( path: '/File/sep1'; accelerator: NULL; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : '<Separator>'; extra_data: NULL),
( path: '/File/_Quit'; accelerator: '<control>Q'; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : NULL; extra_data: NULL),
( path: '/_Preferences'; accelerator: NULL ; callback: nil;
callback_action: 0; item_type : '<Branch>'; extra_data: NULL),
( path: '/Preferences/_Color'; accelerator: NULL ; callback: nil;
callback_action: 0; item_type : '<Branch>'; extra_data: NULL),
( path: '/Preferences/Color/_Red'; accelerator: NULL ; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : '<RadioItem>'; extra_data: NULL),
( path: '/Preferences/Color/_Green'; accelerator: NULL ; callback:TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : '/Preferences/Color/Red'; extra_data: NULL),
( path: '/Preferences/Color/_Blue'; accelerator: NULL ; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : '/Preferences/Color/Red'; extra_data: NULL),
( path: '/Preferences/_Shape'; accelerator: NULL ; callback: nil;
callback_action: 0; item_type : '<Branch>'; extra_data: NULL),
( path: '/Preferences/Shape/_Square'; accelerator: NULL ; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : '<RadioItem>'; extra_data: NULL),
( path: '/Preferences/Shape/_Rectangle'; accelerator: NULL ; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : '/Preferences/Shape/Square'; extra_data: NULL),
( path: '/Preferences/Shape/_Oval'; accelerator: NULL ; callback: TGtkItemfactoryCallback(@gtk_ifactory_cb);
callback_action: 0; item_type : '/Preferences/Shape/Rectangle'; extra_data: NULL),
(* If you wanted this to be right justified you would use "<LastBranch>", not "<Branch>".
* Right justified help menu items are generally considered a bad idea now days.
*)
( path: '/_Help'; accelerator: NULL ; callback: nil;
callback_action: 0; item_type : '<Branch>'; extra_data: NULL),
( path: '/Help/_About'; accelerator: NULL ; callback: nil;
callback_action: 0; item_type : NULL; extra_data: NULL)
);
const
nmenu_items = sizeof (if_menu_items) div sizeof (if_menu_items[1]);
function do_item_factory : PGtkWidget;
var
box1,
box2,
separator,
thelabel,
button : PGtkWidget;
accel_group : PGtkAccelGroup;
item_factory : PGtkItemFactory;
begin
if if_window = NULL then
begin
if_window := gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (if_window, 'destroy',
G_CALLBACK (@gtk_widget_destroyed), @if_window);
g_signal_connect (if_window, 'delete-event',
G_CALLBACK (@gtk_true), NULL);
accel_group := gtk_accel_group_new ();
item_factory := gtk_item_factory_new (GTK_TYPE_MENU_BAR, '<main>', accel_group);
g_object_set_data_full (G_OBJECT (if_window), '<main>',
item_factory, @g_object_unref);
gtk_window_add_accel_group (GTK_WINDOW (if_window), accel_group);
gtk_window_set_title (GTK_WINDOW (if_window), 'Item Factory');
gtk_container_set_border_width (GTK_CONTAINER (if_window), 0);
gtk_item_factory_create_items (item_factory, nmenu_items, @if_menu_items[1], NULL);
(* preselect /Preferences/Shape/Oval over the other radios
*)
gtk_check_menu_item_set_active
(GTK_CHECK_MENU_ITEM (gtk_item_factory_get_item (item_factory,
'/Preferences/Shape/Oval')),
TRUE);
box1 := gtk_vbox_new (FALSE, 0);
gtk_container_add (GTK_CONTAINER (if_window), box1);
gtk_box_pack_start (GTK_BOX (box1),
gtk_item_factory_get_widget (item_factory, '<main>'),
FALSE, FALSE, 0);
thelabel := gtk_label_new ('Type'#13#10'<alt>'#13#10'to start');
gtk_widget_set_size_request (thelabel, 200, 200);
gtk_misc_set_alignment (GTK_MISC (thelabel), 0.5, 0.5);
gtk_box_pack_start (GTK_BOX (box1), thelabel, TRUE, TRUE, 0);
separator := gtk_hseparator_new ();
gtk_box_pack_start (GTK_BOX (box1), separator, FALSE, TRUE, 0);
box2 := gtk_vbox_new (FALSE, 10);
gtk_container_set_border_width (GTK_CONTAINER (box2), 10);
gtk_box_pack_start (GTK_BOX (box1), box2, FALSE, TRUE, 0);
button := gtk_button_new_with_label ('close');
g_signal_connect_swapped (button, 'clicked',
G_CALLBACK (@gtk_widget_destroy), if_window);
gtk_box_pack_start (GTK_BOX (box2), button, TRUE, TRUE, 0);
GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
gtk_widget_grab_default (button);
gtk_widget_show_all (if_window);
end else
begin
gtk_widget_destroy (if_window);
if_window := NULL;
end;
do_item_factory := if_window;
end;
|
