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
|
program ex2;
{$mode objfpc}
uses
gdk,glib,gtk;
procedure destroy(widget : pGtkWidget ; data: pgpointer ); cdecl;
begin
gtk_main_quit();
end;
procedure menu(widget : pGtkWidget ; data: pgpointer ); cdecl;
Var
TheLabel : PgtkWidget;
LabelText : Pchar;
S : AnsiString;
begin
TheLabel := g_list_nth_data(gtk_container_children(GTK_CONTAINER(Widget)),0);
gtk_label_get(gtk_Label(theLabel),@LabelText);
S := 'Chosen menu : ' + Strpas(Labeltext);
gtk_label_set_text(GTK_LABEL(data),pchar(S));
end;
Function AddMenuToMenuBar (MenuBar : PGtkMenuBar;
ShortCuts : PGtkAccelGroup;
Caption : AnsiString;
CallBack : TgtkSignalFunc;
CallBackdata : Pointer;
AlignRight : Boolean;
Var MenuItem : PgtkMenuItem
) : PGtkMenu;
Var
Key : guint;
TheLabel : PGtkLabel;
begin
MenuItem:=pgtkmenuitem(gtk_menu_item_new_with_label(''));
If AlignRight Then
gtk_menu_item_right_justify(MenuItem);
TheLabel:=GTK_LABEL(GTK_BIN(MenuItem)^.child);
Key:=gtk_label_parse_uline(TheLabel,Pchar(Caption));
If Key<>0 then
gtk_widget_add_accelerator(PGtkWidget(MenuItem),'activate_item',
Shortcuts,Key,
GDK_MOD1_MASK,GTK_ACCEL_LOCKED);
Result:=PGtkMenu(gtk_menu_new);
If CallBack<>Nil then
gtk_signal_connect(PGtkObject(result),'activate',
CallBack,CallBackdata);
gtk_widget_show(PgtkWidget(MenuItem));
gtk_menu_item_set_submenu(MenuItem, PgtkWidget(Result));
gtk_menu_bar_append(MenuBar,PgtkWidget(MenuItem));
end;
Function AddItemToMenu (Menu : PGtkMenu;
ShortCuts : PGtkAccelGroup;
Caption : AnsiString;
ShortCut : AnsiString;
CallBack : TgtkSignalFunc;
CallBackdata : Pointer
) : PGtkMenuItem;
Var
Key,Modifiers : guint;
LocalAccelGroup : PGtkAccelGroup;
TheLabel : PGtkLabel;
begin
Result:=pgtkmenuitem(gtk_menu_item_new_with_label(''));
TheLabel:=GTK_LABEL(GTK_BIN(Result)^.child);
Key:=gtk_label_parse_uline(TheLabel,Pchar(Caption));
If Key<>0 then
begin
LocalAccelGroup:=gtk_menu_ensure_uline_accel_group(Menu);
gtk_widget_add_accelerator(PGtkWidget(result),'activate_item',
LocalAccelGroup,Key,
0,TGtkAccelFlags(0));
end;
gtk_menu_append(Menu,pgtkWidget(result));
If (ShortCut<>'') and (ShortCuts<>Nil) then
begin
gtk_accelerator_parse (pchar(ShortCut), @key, @modifiers);
gtk_widget_add_accelerator(PGtkWidget(result),'activate_item',
ShortCuts,Key,
modifiers, GTK_ACCEL_VISIBLE);
end;
If CallBack<>Nil then
gtk_signal_connect(PGtkObject(result),'activate',
CallBack,CallBackdata);
gtk_widget_show(PgtkWidget(result));
end;
Function AddSeparatorToMenu(Menu : PgtkMenu) : PgtkMenuItem;
begin
Result:=pgtkmenuitem(gtk_menu_item_new());
gtk_menu_append(Menu,pgtkWidget(result));
gtk_widget_show(PgtkWidget(result));
end;
var
Window : PGtkWidget;
WinBox : PGtkWidget;
MenuBar : PGtkMenuBar;
FileMenu : PGtkMenu;
TempMenuItem : PgtkMenuItem;
DisplayLabel : PgtkWidget;
HelpMenu : PgtkMenu;
Accel : PGtkAccelGroup;
begin
gtk_init (@argc, @argv);
window := gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_title (GTK_WINDOW(Window),'Menu made manually');
gtk_widget_set_usize (Window, 300, 200);
gtk_signal_connect (PGTKOBJECT (window), 'destroy',
GTK_SIGNAL_FUNC (@destroy), NULL);
accel:=gtk_accel_group_new;
gtk_window_add_accel_group(GTK_Window(Window),accel);
WinBox := gtk_vbox_new(False,0);
gtk_widget_show(WinBox);
Gtk_container_add(GTK_CONTAINER(Window),WinBox);
MenuBar := PgtkMenuBar(gtk_menu_bar_new);
gtk_widget_show(PgtkWidget(MenuBar));
Gtk_box_pack_start(GTK_BOX(Winbox),PgtkWidget(MenuBar),False,False,2);
DisplayLabel := gtk_label_new('Chosen menu : (none)');
gtk_widget_show(DisplayLabeL);
Gtk_box_pack_start(GTK_BOX(WinBox),DisplayLabel,TRUE,TRUE,10);
FileMenu:=AddMenuToMenuBar(MenuBar,accel,'_File',Nil,Nil,False,TempMenuItem);
AddItemToMenu(FileMenu,accel,'_New','<control>N',TgtkSignalFunc(@menu),DisplayLabel);
AddItemToMenu(FileMenu,accel,'_Open','<control>O',TgtkSignalFunc(@menu),DisplayLabel);
AddItemToMenu(FileMenu,accel,'_Save','<control>S',TgtkSignalFunc(@menu),DisplayLabel);
AddSeparatorToMenu(PGtkMenu(FileMenu));
AddItemToMenu(FileMenu,accel,'_Quit','<control>Q',TgtkSignalFunc(@destroy),Nil);
HelpMenu:=AddMenuToMenuBar(MenuBar,Accel,'_Help',Nil,Nil,True,TempMenuItem);
AddItemToMenu(HelpMenu,accel,'_Contents','F1',TgtkSignalFunc(@menu),DisplayLabel);
AddItemToMenu(HelpMenu,accel,'_About','<alt>A',TgtkSignalFunc(@menu),DisplayLabel);
gtk_widget_show (window);
gtk_main ();
end.
|
