----------------------------------------------------------------------- -- GtkAda - Ada95 binding for Gtk+/Gnome -- -- -- -- Copyright (C) 1998-2000 E. Briot, J. Brobecker and A. Charlet -- -- Copyright (C) 2000-2011, 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. -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- ----------------------------------------------------------------------- -- -- This widget is an adapter: it can contain any child, and will make it -- scrollable. Its use is not necessary inside a Gtk_Scrolled_Window, which -- automatically uses a Gtk_Viewport when necessary. -- -- -- Scrolling pragma Warnings (Off, "*is already use-visible*"); with Gdk.Window; use Gdk.Window; with Glib; use Glib; with Glib.Properties; use Glib.Properties; with Glib.Types; use Glib.Types; with Gtk.Adjustment; use Gtk.Adjustment; with Gtk.Bin; use Gtk.Bin; with Gtk.Buildable; use Gtk.Buildable; with Gtk.Enums; use Gtk.Enums; with Gtk.Widget; use Gtk.Widget; package Gtk.Viewport is type Gtk_Viewport_Record is new Gtk_Bin_Record with null record; type Gtk_Viewport is access all Gtk_Viewport_Record'Class; ------------------ -- Constructors -- ------------------ procedure Gtk_New (Viewport : out Gtk_Viewport; Hadjustment : Gtk.Adjustment.Gtk_Adjustment := null; Vadjustment : Gtk.Adjustment.Gtk_Adjustment := null); procedure Initialize (Viewport : access Gtk_Viewport_Record'Class; Hadjustment : Gtk.Adjustment.Gtk_Adjustment := null; Vadjustment : Gtk.Adjustment.Gtk_Adjustment := null); -- Creates a new Gtk.Viewport.Gtk_Viewport with the given adjustments. -- "hadjustment": horizontal adjustment. -- "vadjustment": vertical adjustment. function Get_Type return Glib.GType; pragma Import (C, Get_Type, "gtk_viewport_get_type"); ------------- -- Methods -- ------------- function Get_Bin_Window (Viewport : access Gtk_Viewport_Record) return Gdk.Window.Gdk_Window; -- Gets the bin window of the Gtk.Viewport.Gtk_Viewport. -- Since: gtk+ 2.20 -- Returns a Gdk.Window.Gdk_Window function Get_Hadjustment (Viewport : access Gtk_Viewport_Record) return Gtk.Adjustment.Gtk_Adjustment; procedure Set_Hadjustment (Viewport : access Gtk_Viewport_Record; Adjustment : access Gtk.Adjustment.Gtk_Adjustment_Record'Class); -- Sets the horizontal adjustment of the viewport. -- "adjustment": a Gtk.Adjustment.Gtk_Adjustment. function Get_Shadow_Type (Viewport : access Gtk_Viewport_Record) return Gtk.Enums.Gtk_Shadow_Type; procedure Set_Shadow_Type (Viewport : access Gtk_Viewport_Record; The_Type : Gtk.Enums.Gtk_Shadow_Type); -- Sets the shadow type of the viewport. -- "type": the new shadow type. function Get_Vadjustment (Viewport : access Gtk_Viewport_Record) return Gtk.Adjustment.Gtk_Adjustment; procedure Set_Vadjustment (Viewport : access Gtk_Viewport_Record; Adjustment : access Gtk.Adjustment.Gtk_Adjustment_Record'Class); -- Sets the vertical adjustment of the viewport. -- "adjustment": a Gtk.Adjustment.Gtk_Adjustment. function Get_View_Window (Viewport : access Gtk_Viewport_Record) return Gdk.Window.Gdk_Window; -- Gets the view window of the Gtk.Viewport.Gtk_Viewport. -- Since: gtk+ 2.22 -- Returns a Gdk.Window.Gdk_Window ---------------- -- Interfaces -- ---------------- -- This class implements several interfaces. See Glib.Types -- -- - "Buildable" package Implements_Buildable is new Glib.Types.Implements (Gtk.Buildable.Gtk_Buildable, Gtk_Viewport_Record, Gtk_Viewport); function "+" (Widget : access Gtk_Viewport_Record'Class) return Gtk.Buildable.Gtk_Buildable renames Implements_Buildable.To_Interface; function "-" (Interf : Gtk.Buildable.Gtk_Buildable) return Gtk_Viewport renames Implements_Buildable.To_Object; ---------------- -- Properties -- ---------------- -- The following properties are defined for this widget. See -- Glib.Properties for more information on properties) -- -- Name: Hadjustment_Property -- Type: Gtk.Adjustment.Gtk_Adjustment -- Flags: read-write -- -- Name: Shadow_Type_Property -- Type: Gtk.Enums.Gtk_Shadow_Type -- Flags: read-write -- -- Name: Vadjustment_Property -- Type: Gtk.Adjustment.Gtk_Adjustment -- Flags: read-write Hadjustment_Property : constant Glib.Properties.Property_Object; Shadow_Type_Property : constant Gtk.Enums.Property_Gtk_Shadow_Type; Vadjustment_Property : constant Glib.Properties.Property_Object; ------------- -- Signals -- ------------- -- The following new signals are defined for this widget: -- -- "set-scroll-adjustments" -- procedure Handler -- (Self : access Gtk_Viewport_Record'Class; -- Object : Gtk.Adjustment.Gtk_Adjustment; -- P0 : Gtk.Adjustment.Gtk_Adjustment); -- Set the scroll adjustments for the viewport. Usually scrolled -- containers like Gtk.Scrolledwindow.Gtk_Scrolledwindow will emit this -- signal to connect two instances of Gtk.Scrollbar.Gtk_Scrollbar to the -- scroll directions of the Gtk.Viewport.Gtk_Viewport. Signal_Set_Scroll_Adjustments : constant Glib.Signal_Name := "set-scroll-adjustments"; private Hadjustment_Property : constant Glib.Properties.Property_Object := Glib.Properties.Build ("hadjustment"); Shadow_Type_Property : constant Gtk.Enums.Property_Gtk_Shadow_Type := Gtk.Enums.Build ("shadow-type"); Vadjustment_Property : constant Glib.Properties.Property_Object := Glib.Properties.Build ("vadjustment"); end Gtk.Viewport;