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tdegraphics/kpovmodeler/pmdockwidget_private.cpp

373 lines
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/* This file is part of the KDE libraries
Copyright (C) 2000 Max Judin <novaprint@mtu-net.ru>
Modified 2002 Andreas Zehender <zehender@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "pmdockwidget.h"
#include "pmdockwidget_private.h"
#include <tqpainter.h>
#include <tqcursor.h>
PMDockSplitter::PMDockSplitter(TQWidget *parent, const char *name, Qt::Orientation orient, int pos, bool highResolution)
: TQWidget(parent, name)
{
divider = 0L;
child0 = 0L;
child1 = 0L;
orientation = orient;
mOpaqueResize = false;
mKeepSize = false;
mHighResolution = highResolution;
setSeparatorPos( pos, false );
initialised = false;
}
void PMDockSplitter::activate(TQWidget *c0, TQWidget *c1)
{
if ( c0 ) child0 = c0;
if ( c1 ) child1 = c1;
setupMinMaxSize();
if (divider) delete divider;
divider = new TQFrame(this, "pannerdivider");
divider->setFrameStyle(TQFrame::Panel | TQFrame::Raised);
divider->setLineWidth(1);
divider->raise();
if (orientation ==Qt::Horizontal)
divider->setCursor(TQCursor(sizeVerCursor));
else
divider->setCursor(TQCursor(sizeHorCursor));
divider->installEventFilter(this);
initialised= true;
updateName();
divider->show();
resizeEvent(0);
}
void PMDockSplitter::setupMinMaxSize()
{
// Set the minimum and maximum sizes
int minx, maxx, miny, maxy;
if (orientation ==Qt::Horizontal) {
miny = child0->minimumSize().height() + child1->minimumSize().height()+4;
maxy = child0->maximumSize().height() + child1->maximumSize().height()+4;
minx = (child0->minimumSize().width() > child1->minimumSize().width()) ? child0->minimumSize().width() : child1->minimumSize().width();
maxx = (child0->maximumSize().width() > child1->maximumSize().width()) ? child0->maximumSize().width() : child1->maximumSize().width();
miny = (miny > 4) ? miny : 4;
maxy = (maxy < 32000) ? maxy : 32000;
minx = (minx > 2) ? minx : 2;
maxx = (maxx < 32000) ? maxx : 32000;
} else {
minx = child0->minimumSize().width() + child1->minimumSize().width()+4;
maxx = child0->maximumSize().width() + child1->maximumSize().width()+4;
miny = (child0->minimumSize().height() > child1->minimumSize().height()) ? child0->minimumSize().height() : child1->minimumSize().height();
maxy = (child0->maximumSize().height() > child1->maximumSize().height()) ? child0->maximumSize().height() : child1->maximumSize().height();
minx = (minx > 4) ? minx : 4;
maxx = (maxx < 32000) ? maxx : 32000;
miny = (miny > 2) ? miny : 2;
maxy = (maxy < 32000) ? maxy : 32000;
}
setMinimumSize(minx, miny);
setMaximumSize(maxx, maxy);
}
void PMDockSplitter::deactivate()
{
if (divider) delete divider;
divider = 0L;
initialised= false;
}
void PMDockSplitter::setSeparatorPos(int pos, bool do_resize)
{
xpos = pos;
if (do_resize)
resizeEvent(0);
}
int PMDockSplitter::separatorPos() const
{
return xpos;
}
void PMDockSplitter::resizeEvent(TQResizeEvent *ev)
{
if (initialised){
int factor = (mHighResolution)? 10000:100;
// real resize event, recalculate xpos
if (ev && mKeepSize && isVisible()) {
if (orientation ==Qt::Horizontal) {
if (ev->oldSize().height() != ev->size().height())
xpos = factor * checkValue( child0->height()+1 ) / height();
} else {
if (ev->oldSize().width() != ev->size().width())
xpos = factor * checkValue( child0->width()+1 ) / width();
}
}
int position = checkValue( (orientation ==Qt::Vertical ? width() : height()) * xpos/factor );
if (orientation ==Qt::Horizontal){
child0->setGeometry(0, 0, width(), position);
child1->setGeometry(0, position+4, width(), height()-position-4);
divider->setGeometry(0, position, width(), 4);
} else {
child0->setGeometry(0, 0, position, height());
child1->setGeometry(position+4, 0, width()-position-4, height());
divider->setGeometry(position, 0, 4, height());
}
}
}
int PMDockSplitter::checkValue( int position ) const
{
if (initialised){
if (orientation ==Qt::Vertical){
if (position < (child0->minimumSize().width()))
position = child0->minimumSize().width();
if ((width()-4-position) < (child1->minimumSize().width()))
position = width() - (child1->minimumSize().width()) -4;
} else {
if (position < (child0->minimumSize().height()))
position = (child0->minimumSize().height());
if ((height()-4-position) < (child1->minimumSize().height()))
position = height() - (child1->minimumSize().height()) -4;
}
}
if (position < 0) position = 0;
if ((orientation ==Qt::Vertical) && (position > width()))
position = width();
if ((orientation ==Qt::Horizontal) && (position > height()))
position = height();
return position;
}
bool PMDockSplitter::eventFilter(TQObject *o, TQEvent *e)
{
TQMouseEvent *mev;
bool handled = false;
int factor = (mHighResolution)? 10000:100;
switch (e->type()) {
case TQEvent::MouseMove:
mev= (TQMouseEvent*)e;
child0->setUpdatesEnabled(mOpaqueResize);
child1->setUpdatesEnabled(mOpaqueResize);
if (orientation ==Qt::Horizontal) {
if (!mOpaqueResize) {
int position = checkValue( mapFromGlobal(mev->globalPos()).y() );
divider->move( 0, position );
} else {
xpos = factor * checkValue( mapFromGlobal(mev->globalPos()).y() ) / height();
resizeEvent(0);
divider->repaint(true);
}
} else {
if (!mOpaqueResize) {
int position = checkValue( mapFromGlobal(TQCursor::pos()).x() );
divider->move( position, 0 );
} else {
xpos = factor * checkValue( mapFromGlobal( mev->globalPos()).x() ) / width();
resizeEvent(0);
divider->repaint(true);
}
}
handled= true;
break;
case TQEvent::MouseButtonRelease:
child0->setUpdatesEnabled(true);
child1->setUpdatesEnabled(true);
mev= (TQMouseEvent*)e;
if (orientation ==Qt::Horizontal){
xpos = factor* checkValue( mapFromGlobal(mev->globalPos()).y() ) / height();
resizeEvent(0);
divider->repaint(true);
} else {
xpos = factor* checkValue( mapFromGlobal(mev->globalPos()).x() ) / width();
resizeEvent(0);
divider->repaint(true);
}
handled= true;
break;
default:
break;
}
return (handled) ? true : TQWidget::eventFilter( o, e );
}
bool PMDockSplitter::event( TQEvent* e )
{
if ( e->type() == TQEvent::LayoutHint ){
// change children min/max size
setupMinMaxSize();
setSeparatorPos(xpos);
}
return TQWidget::event(e);
}
TQWidget* PMDockSplitter::getAnother( TQWidget* w ) const
{
return ( w == child0 ) ? child1 : child0;
}
void PMDockSplitter::updateName()
{
if ( !initialised ) return;
TQString new_name = TQString( child0->name() ) + "," + child1->name();
parentWidget()->setName( new_name.latin1() );
parentWidget()->setCaption( child0->caption() + "," + child1->caption() );
parentWidget()->repaint( false );
((PMDockWidget*)parentWidget())->firstName = child0->name();
((PMDockWidget*)parentWidget())->lastName = child1->name();
((PMDockWidget*)parentWidget())->splitterOrientation = orientation;
TQWidget* p = parentWidget()->parentWidget();
if ( p != 0L && p->inherits("PMDockSplitter" ) )
((PMDockSplitter*)p)->updateName();
}
void PMDockSplitter::setOpaqueResize(bool b)
{
mOpaqueResize = b;
}
bool PMDockSplitter::opaqueResize() const
{
return mOpaqueResize;
}
void PMDockSplitter::setKeepSize(bool b)
{
mKeepSize = b;
}
bool PMDockSplitter::keepSize() const
{
return mKeepSize;
}
void PMDockSplitter::setHighResolution(bool b)
{
if (mHighResolution) {
if (!b) xpos = xpos/100;
} else {
if (b) xpos = xpos*100;
}
mHighResolution = b;
}
bool PMDockSplitter::highResolution() const
{
return mHighResolution;
}
/*************************************************************************/
PMDockButton_Private::PMDockButton_Private( TQWidget *parent, const char * name )
:TQPushButton( parent, name )
{
moveMouse = false;
setFocusPolicy( TQ_NoFocus );
}
PMDockButton_Private::~PMDockButton_Private()
{
}
void PMDockButton_Private::drawButton( TQPainter* p )
{
p->fillRect( 0,0, width(), height(), TQBrush(colorGroup().brush(TQColorGroup::Background)) );
p->drawPixmap( (width() - pixmap()->width()) / 2, (height() - pixmap()->height()) / 2, *pixmap() );
if ( moveMouse && !isDown() ){
p->setPen( white );
p->moveTo( 0, height() - 1 );
p->lineTo( 0, 0 );
p->lineTo( width() - 1, 0 );
p->setPen( colorGroup().dark() );
p->lineTo( width() - 1, height() - 1 );
p->lineTo( 0, height() - 1 );
}
if ( isOn() || isDown() ){
p->setPen( colorGroup().dark() );
p->moveTo( 0, height() - 1 );
p->lineTo( 0, 0 );
p->lineTo( width() - 1, 0 );
p->setPen( white );
p->lineTo( width() - 1, height() - 1 );
p->lineTo( 0, height() - 1 );
}
}
void PMDockButton_Private::enterEvent( TQEvent * )
{
moveMouse = true;
repaint();
}
void PMDockButton_Private::leaveEvent( TQEvent * )
{
moveMouse = false;
repaint();
}
/*************************************************************************/
PMDockWidgetPrivate::PMDockWidgetPrivate()
: TQObject()
,index(-1)
,splitPosInPercent(50)
,pendingFocusInEvent(false)
,blockHasUndockedSignal(false)
{
#ifndef NO_KDE2
windowType = NET::Normal;
#endif
_parent = 0L;
transient = false;
}
PMDockWidgetPrivate::~PMDockWidgetPrivate()
{
}
void PMDockWidgetPrivate::slotFocusEmbeddedWidget(TQWidget* w)
{
if (w) {
TQWidget* embeddedWdg = ((PMDockWidget*)w)->getWidget();
if (embeddedWdg && ((embeddedWdg->focusPolicy() == TQ_ClickFocus) || (embeddedWdg->focusPolicy() == TQ_StrongFocus))) {
embeddedWdg->setFocus();
}
}
}
#ifndef NO_INCLUDE_TQMOCFILES // for TQt-only projects, because tmake doesn't take this name
#include "pmdockwidget_private.moc"
#endif