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-----------------------------------------------------------------------
-- GtkAda - Ada95 binding for the Gimp Toolkit --
-- --
-- Copyright (C) 1998-1999 --
-- Emmanuel Briot, Joel Brobecker and Arnaud Charlet --
-- Copyright (C) 2010-2013, AdaCore --
-- --
-- This library 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 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 --
-- General Public License for more details. --
-- --
-- You should have received a copy of the GNU General Public --
-- License along with this library; if not, write to the --
-- Free Software Foundation, Inc., 59 Temple Place - Suite 330, --
-- Boston, MA 02111-1307, USA. --
-- --
-----------------------------------------------------------------------
with Glib; use Glib;
with Gtk; use Gtk;
with Gtk.Box; use Gtk.Box;
with Gtk.Button; use Gtk.Button;
with Gtk.Enums; use Gtk.Enums;
with Gtk.Frame; use Gtk.Frame;
with Gtk.Handlers; use Gtk.Handlers;
with Gtk.Table; use Gtk.Table;
with Gtk.Widget; use Gtk.Widget;
with Common; use Common;
package body Create_Buttons is
procedure Button_Window (Widget : access Gtk_Button_Record'Class);
-- Toggles the visibility of Widget
----------
-- Help --
----------
function Help return String is
begin
return "a @bGtk_Button@B is the basic widget to which you can associate"
& " a callback. Whenever the user presses the mouse on the button,"
& " one or more functions specified by the user can be called.";
end Help;
-------------------
-- Button_Window --
-------------------
procedure Button_Window (Widget : access Gtk_Button_Record'Class) is
begin
if Visible_Is_Set (Widget) then
Hide (Widget);
else
Show (Widget);
end if;
end Button_Window;
---------
-- Run --
---------
procedure Run (Frame : access Gtk.Frame.Gtk_Frame_Record'Class) is
Box1 : Gtk_Box;
Table : Gtk_Table;
Button : array (0 .. 8) of Gtk_Button;
Left_A : constant array (0 .. 8) of Guint :=
(0, 1, 2, 0, 2, 1, 1, 2, 0);
Right_A : constant array (0 .. 8) of Guint :=
(1, 2, 3, 1, 3, 2, 2, 3, 1);
Top_A : constant array (0 .. 8) of Guint := (0, 1, 2, 2, 0, 2, 0, 1, 1);
Bott_A : constant array (0 .. 8) of Guint := (1, 2, 3, 3, 1, 3, 1, 2, 2);
begin
Gtk.Frame.Set_Label (Frame, "Buttons");
Gtk_New_Vbox (Box1, Homogeneous => False, Spacing => 0);
Add (Frame, Box1);
Gtk_New (Table, Rows => 3, Columns => 3, Homogeneous => False);
Set_Row_Spacings (Table, Spacing => 5);
Set_Col_Spacings (Table, Spacing => 5);
Set_Border_Width (Table, Border_Width => 10);
Pack_Start (Box1, Table, Expand => False, Fill => False, Padding => 0);
for J in Button'Range loop
Gtk_New (Button (J), Label => "Button" & Integer'Image (J));
end loop;
for J in Button'Range loop
Button_Handler.Object_Connect
(Button (J), "clicked",
Button_Handler.To_Marshaller (Button_Window'Access),
Button ((J + 1) mod Button'Length));
Attach (Table, Button (J),
Left_A (J), Right_A (J),
Top_A (J), Bott_A (J),
Expand + Fill,
Expand + Fill, Xpadding => 0, Ypadding => 0);
end loop;
Show_All (Box1);
end Run;
end Create_Buttons;
|
