----------------------------------------------------------------------- -- GtkAda - Ada95 binding for Gtk+/Gnome -- -- -- -- Copyright (C) 1998-2000 E. Briot, J. Brobecker and A. Charlet -- -- Copyright (C) 2000-2006 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. -- -- -- -- As a special exception, if other files instantiate generics from -- -- this unit, or you link this unit with other files to produce an -- -- executable, this unit does not by itself cause the resulting -- -- executable to be covered by the GNU General Public License. This -- -- exception does not however invalidate any other reasons why the -- -- executable file might be covered by the GNU Public License. -- ----------------------------------------------------------------------- -- <description> -- -- A Gtk_Aspect_Frame is the same type of widget as a frame, but it -- constrains its child to a specific aspect ratio between its width -- and its height. -- -- This ratio can either be given explicitly by the user, or chosen from the -- widget's initial size request (might be different from the one if was -- actually given). -- -- </description> -- <c_version>2.8.17</c_version> -- <group>Layout containers</group> -- <testgtk>create_frame.adb</testgtk> with Glib.Properties;
with Gtk.Frame;
package Gtk.Aspect_Frame is
type Gtk_Aspect_Frame_Record is new Gtk.Frame.Gtk_Frame_Record with private;
type Gtk_Aspect_Frame is access all Gtk_Aspect_Frame_Record'Class;
procedure Gtk_New
(Aspect_Frame : out Gtk_Aspect_Frame;
Label : UTF8_String;
Xalign : Gfloat;
Yalign : Gfloat;
Ratio : Gfloat;
Obey_Child : Boolean);
-- Create a new Aspect_Frame. -- If Label is the empty string, then the frame won't have any title. -- Xalign and Yalign are constrained to the range 0.0 .. 1.0 and specify -- the alignment of the child inside the frame (0.0 means either left or -- top aligned, 1.0 means right or bottom aligned). -- Ratio is the ratio width/height for the child of the frame. -- If Obey_Child is True, then Ratio is ignored and the effective ratio -- is taken from the child's requisition (ie the ideal size it asked -- for at creation time). procedure Initialize
(Aspect_Frame : access Gtk_Aspect_Frame_Record'Class;
Label : UTF8_String;
Xalign : Gfloat;
Yalign : Gfloat;
Ratio : Gfloat;
Obey_Child : Boolean);
-- Internal initialization function. -- See the section "Creating your own widgets" in the documentation. function Get_Type return Gtk.Gtk_Type;
-- Return the internal value associated with a Gtk_Aspect_Frame. procedure Set
(Aspect_Frame : access Gtk_Aspect_Frame_Record;
Xalign : Gfloat;
Yalign : Gfloat;
Ratio : Gfloat;
Obey_Child : Boolean);
-- Modify the frame's parameters (see the description of these parameters -- for Gtk_New. function Get_Ratio
(Aspect_Frame : access Gtk_Aspect_Frame_Record) return Gfloat;
-- Return the current ratio for the frame (width / height) function Get_Xalign
(Aspect_Frame : access Gtk_Aspect_Frame_Record) return Gfloat;
-- Return the current X alignment for the frame. -- 0.0 means the child is left aligned, 1.0 that it is right aligned. function Get_Yalign
(Aspect_Frame : access Gtk_Aspect_Frame_Record) return Gfloat;
-- Return the current Y alignment for the frame. -- 1.0 means the child is top aligned, 1.0 that it is bottom aligned. ---------------- -- Properties -- ---------------- -- <properties> -- The following properties are defined for this widget. See -- Glib.Properties for more information on properties. -- -- Name: Xalign_Property -- Type: Gfloat -- Flags: read-write -- Descr: X alignment of the child -- See also: Set and Get_Xalign -- -- Name: Yalign_Property -- Type: Gfloat -- Flags: read-write -- Descr: Y alignment of the child -- See also: Set and Get_Xalign -- -- Name: Ratio_Property -- Type: Gfloat -- Flags: read-write -- Descr: Aspect ratio if obey_child is FALSE -- See also: Set and Get_Ratio -- -- Name: Obey_Child_Property -- Type: Boolean -- Flags: read-write -- Descr: Force aspect ratio to match that of the frame's child -- See also: Set and Get_Ratio -- -- </properties> Xalign_Property : constant Glib.Properties.Property_Float;
Yalign_Property : constant Glib.Properties.Property_Float;
Radio_Property : constant Glib.Properties.Property_Float;
Obey_Child_Property : constant Glib.Properties.Property_Boolean;
Ratio_Property : constant Glib.Properties.Property_Float;
------------- -- Signals -- ------------- -- <signals> -- The following new signals are defined for this widget: -- </signals> private type Gtk_Aspect_Frame_Record is new Gtk.Frame.Gtk_Frame_Record
with null record;
Xalign_Property : constant Glib.Properties.Property_Float :=
Glib.Properties.Build ("xalign");
Yalign_Property : constant Glib.Properties.Property_Float :=
Glib.Properties.Build ("xalign");
Radio_Property : constant Glib.Properties.Property_Float :=
Glib.Properties.Build ("ratio");
Obey_Child_Property : constant Glib.Properties.Property_Boolean :=
Glib.Properties.Build ("obey_child");
Ratio_Property : constant Glib.Properties.Property_Float :=
Glib.Properties.Build ("ratio");
pragma Import (C, Get_Type, "gtk_aspect_frame_get_type");
end Gtk.Aspect_Frame;