kexidropdownbutton.cpp

/* This file is part of the KDE project
   Copyright (C) 2006 Jaroslaw Staniek <js@iidea.pl>
 
   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
 
   This program 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
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this program; see the file COPYING.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/
 
#include "kexidropdownbutton.h"
 
#include <tdepopupmenu.h>
#include <kdebug.h>
 
#include <tqstyle.h>
#include <tqapplication.h>
 
KexiDropDownButton::KexiDropDownButton(TQWidget *parent)
 : TQToolButton(parent, "KexiDBImageBox::Button")
{
    setSizePolicy(TQSizePolicy::Preferred, TQSizePolicy::Expanding);
//  setFixedWidth(TQMAX(18, tqApp->globalStrut().width()));
    int fixedWidth;
    //hack
    if (tqstricmp(style().name(),"thinkeramik")==0)
        fixedWidth = 18; //typical width as in "windows" style
    else
        fixedWidth = style().querySubControlMetrics( TQStyle::CC_ComboBox, 
            this, TQStyle::SC_ComboBoxArrow ).width();
    setFixedWidth( fixedWidth );
    setPopupDelay(10/*ms*/);
}
 
KexiDropDownButton::~KexiDropDownButton()
{
}
 
void KexiDropDownButton::drawButton( TQPainter *p )
{
    TQToolButton::drawButton(p);
    TQStyle::SFlags arrowFlags = TQStyle::Style_Default;
    if (isDown() || state()==On)
        arrowFlags |= TQStyle::Style_Down;
    if (isEnabled())
        arrowFlags |= TQStyle::Style_Enabled;
    style().drawPrimitive(TQStyle::PE_ArrowDown, p,
        TQRect((width()-7)/2, height()-9, 7, 7), colorGroup(),
        arrowFlags, TQStyleOption() );
}
 
TQSize KexiDropDownButton::sizeHint () const
{
    return TQSize( fontMetrics().maxWidth() + 2*2, fontMetrics().height()*2 + 2*2 );
}
 
void KexiDropDownButton::keyPressEvent( TQKeyEvent * e ) 
{
    const int k = e->key();
    const bool dropDown = (e->state() == TQt::NoButton && (k==TQt::Key_Space || k==TQt::Key_Enter || k==TQt::Key_Return || k==TQt::Key_F2 || k==TQt::Key_F4))
      || (e->state() == TQt::AltButton && k==TQt::Key_Down);
    if (dropDown) {
        e->accept();
        animateClick();
        TQMouseEvent me( TQEvent::MouseButtonPress, TQPoint(2,2), TQt::LeftButton, TQt::NoButton );
        TQApplication::sendEvent( this, &me );
        return;
    }
    TQToolButton::keyPressEvent(e);
}
 
#include "kexidropdownbutton.moc"