AOO410/main/vcl/source/control/menubtn.cxx

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 * Licensed to the Apache Software Foundation (ASF) under one
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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_vcl.hxx"

#ifndef _SV_RC_H
#include <tools/rc.h>
#endif
#include <vcl/decoview.hxx>
#include <vcl/event.hxx>
#include <vcl/menu.hxx>
#include <vcl/timer.hxx>
#include <vcl/menubtn.hxx>



// =======================================================================

#define IMAGEBUTTON_BORDER_OFF1 	11
#define IMAGEBUTTON_BORDER_OFF2 	16

// =======================================================================

void MenuButton::ImplInitMenuButtonData()
{
	mnDDStyle		= PUSHBUTTON_DROPDOWN_MENUBUTTON;

	mpMenuTimer 	= NULL;
	mpMenu			= NULL;
	mpOwnMenu		= NULL;
	mnCurItemId 	= 0;
	mnMenuMode		= 0;
}

// -----------------------------------------------------------------------

void MenuButton::ImplInit( Window* pParent, WinBits nStyle )
{
	if ( !(nStyle & WB_NOTABSTOP) )
		nStyle |= WB_TABSTOP;

	PushButton::ImplInit( pParent, nStyle );
}

// -----------------------------------------------------------------------

void MenuButton::ImplExecuteMenu()
{
	Activate();

	if ( mpMenu )
	{
		Point aPos( 0, 1 );
		Size aSize = GetSizePixel();
		Rectangle aRect( aPos, aSize );
		SetPressed( sal_True );
		EndSelection();
		mnCurItemId = mpMenu->Execute( this, aRect, POPUPMENU_EXECUTE_DOWN );
		SetPressed( sal_False );
		if ( mnCurItemId )
		{
			Select();
			mnCurItemId = 0;
		}
	}
}

// -----------------------------------------------------------------------

MenuButton::MenuButton( Window* pParent, WinBits nWinBits ) :
	PushButton( WINDOW_MENUBUTTON )
{
	ImplInitMenuButtonData();
	ImplInit( pParent, nWinBits );
}

// -----------------------------------------------------------------------

MenuButton::MenuButton( Window* pParent, const ResId& rResId ) :
	PushButton( WINDOW_MENUBUTTON )
{
	ImplInitMenuButtonData();
	rResId.SetRT( RSC_MENUBUTTON );
	WinBits nStyle = ImplInitRes( rResId );
	ImplInit( pParent, nStyle );
	ImplLoadRes( rResId );

	if ( !(nStyle & WB_HIDE) )
		Show();
}

// -----------------------------------------------------------------------

void MenuButton::ImplLoadRes( const ResId& rResId )
{
	Control::ImplLoadRes( rResId );

	sal_uLong nObjMask = ReadLongRes();

	if ( RSCMENUBUTTON_MENU & nObjMask )
	{
		mpOwnMenu = new PopupMenu( ResId( (RSHEADER_TYPE*)GetClassRes(), *rResId.GetResMgr() ) );
		SetPopupMenu( mpOwnMenu );
		IncrementRes( GetObjSizeRes( (RSHEADER_TYPE*)GetClassRes() ) );
	}
}

// -----------------------------------------------------------------------

MenuButton::~MenuButton()
{
	if ( mpMenuTimer )
		delete mpMenuTimer;
	if ( mpOwnMenu )
		delete mpOwnMenu;
}

// -----------------------------------------------------------------------

IMPL_LINK( MenuButton, ImplMenuTimeoutHdl, Timer*, EMPTYARG )
{
	// Abfragen, ob Button-Benutzung noch aktiv ist, da diese ja auch
	// vorher abgebrochen wurden sein koennte
	if ( IsTracking() )
	{
		if ( !(GetStyle() & WB_NOPOINTERFOCUS) )
			GrabFocus();
		ImplExecuteMenu();
	}

	return 0;
}

// -----------------------------------------------------------------------

void MenuButton::MouseButtonDown( const MouseEvent& rMEvt )
{
    bool bExecute = true;
	if ( mnMenuMode & MENUBUTTON_MENUMODE_TIMED )
	{
	    // if the separated dropdown symbol is hit,
	    // execute the popup immediately
        if ( ImplGetSymbolRect().IsEmpty() || 
            ( PushButton::ImplHitTestPushButton( this, rMEvt.GetPosPixel() ) && 
            rMEvt.GetPosPixel().X() < ImplGetSymbolRect().Left() ) )
	    {
            if ( !mpMenuTimer )
            {
                mpMenuTimer = new Timer;
                mpMenuTimer->SetTimeoutHdl( LINK( this, MenuButton, ImplMenuTimeoutHdl ) );
            }
    
            mpMenuTimer->SetTimeout( GetSettings().GetMouseSettings().GetActionDelay() );
            mpMenuTimer->Start();
    
            PushButton::MouseButtonDown( rMEvt );
            bExecute = false;
        }
	}
	if( bExecute )
	{
		if ( PushButton::ImplHitTestPushButton( this, rMEvt.GetPosPixel() ) )
		{
			if ( !(GetStyle() & WB_NOPOINTERFOCUS) )
				GrabFocus();
			ImplExecuteMenu();
		}
	}
}

// -----------------------------------------------------------------------

void MenuButton::KeyInput( const KeyEvent& rKEvt )
{
	KeyCode aKeyCode = rKEvt.GetKeyCode();
	sal_uInt16 nCode = aKeyCode.GetCode();
	if ( (nCode == KEY_DOWN) && aKeyCode.IsMod2() )
		ImplExecuteMenu();
	else if ( !(mnMenuMode & MENUBUTTON_MENUMODE_TIMED) &&
			  !aKeyCode.GetModifier() &&
			  ((nCode == KEY_RETURN) || (nCode == KEY_SPACE)) )
		ImplExecuteMenu();
	else
		PushButton::KeyInput( rKEvt );
}

// -----------------------------------------------------------------------

void MenuButton::Activate()
{
	maActivateHdl.Call( this );
}

// -----------------------------------------------------------------------

void MenuButton::Select()
{
	maSelectHdl.Call( this );
}

// -----------------------------------------------------------------------

void MenuButton::SetMenuMode( sal_uInt16 nMode )
{
	// Fuer die 5.1-Auslieferung besser noch nicht inline, ansonsten kann
	// diese Funktion zur 6.0 inline werden
	mnMenuMode = nMode;
}

// -----------------------------------------------------------------------

void MenuButton::SetPopupMenu( PopupMenu* pNewMenu )
{
	// Fuer die 5.1-Auslieferung besser noch nicht inline, ansonsten kann
	// diese Funktion zur 6.0 inline werden
	mpMenu = pNewMenu;
}