----------------------------------------------------------------------- -- 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. -- -- -- ----------------------------------------------------------------------- -- <description> -- This widget is generally put on the sides of a drawing area to help the -- user measure distances. It indicates the current position of the mouse -- cursor within the drawing area, and can be graduated in multiple units. -- </description> -- <c_version>2.8.17</c_version> -- <group>Drawing</group> -- <testgtk>create_rulers.adb</testgtk> -- <screenshot>gtk-rulers</screenshot> with Glib.Properties;
with Gtk.Enums; use Gtk.Enums;
with Gtk.Widget;
package Gtk.Ruler is
type Gtk_Ruler_Record is new Gtk.Widget.Gtk_Widget_Record with private;
subtype Gtk_Hruler_Record is Gtk_Ruler_Record;
subtype Gtk_Vruler_Record is Gtk_Ruler_Record;
type Gtk_Ruler is access all Gtk_Ruler_Record'Class;
subtype Gtk_Hruler is Gtk_Ruler;
subtype Gtk_Vruler is Gtk_Ruler;
procedure Gtk_New_Hruler (Ruler : out Gtk_Ruler);
procedure Initialize_Hruler (Ruler : access Gtk_Ruler_Record'Class);
-- Creates or initializes a new horizontal ruler procedure Gtk_New_Vruler (Ruler : out Gtk_Ruler);
procedure Initialize_Vruler (Ruler : access Gtk_Ruler_Record'Class);
-- Creates or initializes a new vertical ruler function Get_Type return Gtk.Gtk_Type;
function Hruler_Get_Type return Gtk.Gtk_Type;
function Vruler_Get_Type return Gtk.Gtk_Type;
-- Return the internal value associated with a Gtk_Ruler. procedure Set_Metric
(Ruler : access Gtk_Ruler_Record;
Metric : Gtk_Metric_Type);
function Get_Metric
(Ruler : access Gtk_Ruler_Record) return Gtk_Metric_Type;
-- Set or get the units used for a Gtk_Ruler. See Set_Metric. procedure Set_Range
(Ruler : access Gtk_Ruler_Record;
Lower : Gdouble;
Upper : Gdouble;
Position : Gdouble;
Max_Size : Gdouble);
procedure Get_Range
(Ruler : access Gtk_Ruler_Record;
Lower : out Gdouble;
Upper : out Gdouble;
Position : out Gdouble;
Max_Size : out Gdouble);
-- Retrieve values indicating the range and current position of a Ruler. -- See Set_Range. -- Lower: Lower limit of the ruler. -- Upper: Upper limit of the ruler. -- Position: Current position of the mark on the ruler. -- Max_Size: Maximum size of the ruler used when calculating the space to -- leave for the text. procedure Draw_Ticks (Ruler : access Gtk_Ruler_Record);
procedure Draw_Pos (Ruler : access Gtk_Ruler_Record);
-- ??? ---------------- -- Properties -- ---------------- -- <properties> -- The following properties are defined for this widget. See -- Glib.Properties for more information on properties. -- -- Name: Lower_Property -- Type: Double -- Descr: Lower limit of ruler -- -- Name: Max_Size_Property -- Type: Double -- Descr: Maximum size of the ruler -- -- Name: Metric_Property -- Type: Enum -- Descr: The metric used for the ruler -- -- Name: Position_Property -- Type: Double -- Descr: Position of mark on the ruler -- -- Name: Upper_Property -- Type: Double -- Descr: Upper limit of ruler -- -- </properties> Lower_Property : constant Glib.Properties.Property_Double;
Max_Size_Property : constant Glib.Properties.Property_Double;
Metric_Property : constant Gtk.Enums.Property_Metric_Type;
Position_Property : constant Glib.Properties.Property_Double;
Upper_Property : constant Glib.Properties.Property_Double;
private type Gtk_Ruler_Record is new Gtk.Widget.Gtk_Widget_Record with null record;
Lower_Property : constant Glib.Properties.Property_Double :=
Glib.Properties.Build ("lower");
Max_Size_Property : constant Glib.Properties.Property_Double :=
Glib.Properties.Build ("max-size");
Metric_Property : constant Gtk.Enums.Property_Metric_Type :=
Gtk.Enums.Build ("metric");
Position_Property : constant Glib.Properties.Property_Double :=
Glib.Properties.Build ("position");
Upper_Property : constant Glib.Properties.Property_Double :=
Glib.Properties.Build ("upper");
pragma Import (C, Get_Type, "gtk_ruler_get_type");
pragma Import (C, Vruler_Get_Type, "gtk_vruler_get_type");
pragma Import (C, Hruler_Get_Type, "gtk_hruler_get_type");
end Gtk.Ruler;