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