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added combo box text

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maroy 2005-02-14 19:52:14 +00:00
parent b3826ce30c
commit 91ef563dd6
10 changed files with 839 additions and 7 deletions
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livesupport/modules/widgets/include/LiveSupport/Widgets/ComboBoxText.h Normal file
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/*------------------------------------------------------------------------------
Copyright (c) 2004 Media Development Loan Fund
This file is part of the LiveSupport project.
http://livesupport.campware.org/
To report bugs, send an e-mail to bugs@campware.org
LiveSupport 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.
LiveSupport 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 LiveSupport; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Author : $Author: maroy $
Version : $Revision: 1.1 $
Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/widgets/include/LiveSupport/Widgets/ComboBoxText.h,v $
------------------------------------------------------------------------------*/
#ifndef LiveSupport_Widgets_ComboBoxText_h
#define LiveSupport_Widgets_ComboBoxText_h
#ifndef __cplusplus
#error This is a C++ include file
#endif
/* ============================================================ include files */
#ifdef HAVE_CONFIG_H
#include "configure.h"
#endif
#include <gtkmm/label.h>
#include <gtkmm/menu.h>
#include <gtkmm/comboboxtext.h>
#include "LiveSupport/Core/Ptr.h"
namespace LiveSupport {
namespace Widgets {
using namespace LiveSupport::Core;
/* ================================================================ constants */
/* =================================================================== macros */
/* =============================================================== data types */
/**
* A combo box holding text entries.
*
* @author $Author: maroy $
* @version $Revision: 1.1 $
*/
class ComboBoxText : public Gtk::ComboBoxText
{
private:
/**
* The Gdk::Window object, used to draw inside this button.
*/
Glib::RefPtr<Gdk::Window> gdkWindow;
/**
* The Graphics Context, used to draw.
*/
Glib::RefPtr<Gdk::GC> gc;
/**
* The text displayed inside the button.
*/
Ptr<Gtk::Label>::Ref label;
/**
* The X coordinate of the label.
*/
int labelX;
/**
* The Y coordinate of the label.
*/
int labelY;
/**
* The drop-down menu for the combo box.
*/
Ptr<Gtk::Menu>::Ref menu;
/**
* The left image of the widget.
*/
Glib::RefPtr<Gdk::Pixbuf> leftImage;
/**
* The image behind the text display.
*/
Glib::RefPtr<Gdk::Pixbuf> centerImage;
/**
* The right image for the widget.
*/
Glib::RefPtr<Gdk::Pixbuf> rightImage;
/**
* Default constructor.
*/
ComboBoxText(void) throw ()
{
}
/**
* Return the popup menu position.
*
* @param x the X coordinate for the menu.
* @param y the Y coordinate for the menu.
* @param pushIn don't know what this does.
*/
void
onMenuPosition(int & x,
int & y,
bool & pushIn) throw ();
/**
* Event handler for the combo box being clicked.
*
* @param event the button click event.
* @return true if the the event was handled, false otherwise.
*/
bool
onBoxClicked(GdkEventButton * event) throw ();
/**
* Event handler for the menu item selected.
*/
void
onMenuItemSelected(void) throw ();
protected:
/**
* Handle the size request event.
*
* @param requisition the size request, also being the ouptut
* parameter.
*/
virtual void
on_size_request(Gtk::Requisition* requisition)
throw ();
/**
* Handle the size allocate event.
*
* @param allocation the allocated size.
*/
virtual void
on_size_allocate(Gtk::Allocation& allocation)
throw ();
/**
* Handle the map event.
*/
virtual void
on_map() throw ();
/**
* Handle the unmap event.
*/
virtual void
on_unmap() throw ();
/**
* Handle the realize event.
*/
virtual void
on_realize() throw ();
/**
* Handle the unrealize event.
*/
virtual void
on_unrealize() throw ();
/**
* Handle the expose event.
*
* @param event the actual expose event recieved.
* @return true if something was drawn (?)
*/
virtual bool
on_expose_event(GdkEventExpose* event) throw ();
/**
* Execute a function on all children of this container.
*
* @param includeInternals true if the callback function should
* also be called on the internals, false otherwise.
* @param callback the callback function to execute on the children.
* @param callbackData the data passed to the callback function.
*/
virtual void
forall_vfunc(gboolean includeInternals,
GtkCallback callback,
gpointer callbackData)
throw ();
/**
* Handle the add event.
*
* @param child the child being added to the widget.
*/
virtual void
on_add(Gtk::Widget* child) throw ();
/**
* Handle the remove event.
*
* @param child the child to remove from the widget.
*/
virtual void
on_remove(Gtk::Widget* child) throw ();
/**
* Tell what kind of children this container accepts.
*
* @return the type of children this container accepts.
*/
virtual GtkType
child_type_vfunc() const throw ();
public:
/**
* Constructor.
*
* @param leftImage the left image of the widget.
* @param centerImage the image under the text display.
* @param rightImage the right image for the widget.
*/
ComboBoxText(Glib::RefPtr<Gdk::Pixbuf> leftImage,
Glib::RefPtr<Gdk::Pixbuf> centerImage,
Glib::RefPtr<Gdk::Pixbuf> rightImage) throw ();
/**
* A virtual destructor.
*/
virtual
~ComboBoxText(void) throw ();
/**
* Append a new text entry to the combo box menu.
*
* @param text the text entry to append.
*/
void
append_text(const Glib::ustring &text) throw ();
/**
* Return the active text.
*
* @return the active text of the combo box.
*/
Glib::ustring
get_active_text(void) const throw ();
/**
* Insert a new text entry at a given position.
*
* @param position the position where to insert the text.
* @param text the text to insert.
*/
void
insert_text(int position,
const Glib::ustring & text) throw ();
/**
* Set the active text.
*
* @param text the text to select as active.
*/
void
set_active_text(const Glib::ustring & text) throw ();
};
/* ================================================= external data structures */
/* ====================================================== function prototypes */
} // namespace Widgets
} // namespace LiveSupport
#endif // LiveSupport_Widgets_ComboBoxText_h