kexicomboboxdropdownbutton.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 "kexicomboboxdropdownbutton.h"
 
#include <tdepopupmenu.h>
#include <kdebug.h>
#include <kcombobox.h>
 
#include <tqstyle.h>
#include <tqapplication.h>
 
KexiComboBoxDropDownButton::KexiComboBoxDropDownButton( TQWidget *parent )
 : KPushButton(parent)
{
    m_paintedCombo = new KComboBox(this);
    m_paintedCombo->hide();
    m_paintedCombo->setEditable(true);
 
    setToggleButton(true);
    styleChange(style());
    m_paintedCombo->move(0,0);
    m_paintedCombo->setFixedSize(size());
}
 
KexiComboBoxDropDownButton::~KexiComboBoxDropDownButton()
{
}
 
void KexiComboBoxDropDownButton::drawButton(TQPainter *p)
{
    int flags = TQStyle::Style_Enabled | TQStyle::Style_HasFocus;
    if (isDown())
        flags |= TQStyle::Style_Down;
 
    KPushButton::drawButton(p);
 
    TQRect r = rect();
    r.setHeight(r.height()+m_fixForHeight);
    if (m_drawComplexControl) {
        if (m_fixForHeight>0 && m_paintedCombo->size()!=size()) {
            m_paintedCombo->move(0,0);
            m_paintedCombo->setFixedSize(size()+TQSize(0, m_fixForHeight)); //last chance to fix size
        }
        style().drawComplexControl( TQStyle::CC_ComboBox, p,
            m_fixForHeight>0 ? (const TQWidget*)m_paintedCombo : this, r, colorGroup(),
            flags, (uint)(TQStyle::SC_ComboBoxArrow), TQStyle::SC_None );
    }
    else {
        r.setWidth(r.width()+2);
        style().drawPrimitive( TQStyle::PE_ArrowDown, p, r, colorGroup(), flags);
    }
}
 
void KexiComboBoxDropDownButton::styleChange( TQStyle & oldStyle )
{
    //<hack>
    if (tqstricmp(style().name(),"thinkeramik")==0) {
        m_fixForHeight = 3;
    }
    else
        m_fixForHeight = 0;
    //</hack>
    m_drawComplexControl =
        (style().inherits("TDEStyle") && tqstricmp(style().name(),"qtcurve")!=0)
        || tqstricmp(style().name(),"platinum")==0;
    if (m_fixForHeight==0)
        setFixedWidth( style().querySubControlMetrics( TQStyle::CC_ComboBox, 
            (const TQWidget*)m_paintedCombo, TQStyle::SC_ComboBoxArrow ).width() +1 );
    KPushButton::styleChange(oldStyle);
}