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/*
* Copyright (c) 2002-2003 Jesper K. Pedersen <blackie@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.
**/
#ifndef QT_ONLY
#include "scrollededitorwindow.moc"
#endif
#include "scrollededitorwindow.h"
#include "editorwindow.h"
RegExpScrolledEditorWindow::RegExpScrolledEditorWindow( QWidget* parent, const char* name)
: QWidget(parent, name)
{
_scrollView = new QScrollView( this );
_editorWindow = new RegExpEditorWindow( _scrollView->viewport());
_scrollView->addChild( _editorWindow );
_scrollView->setResizePolicy( QScrollView::Manual );
connect( _editorWindow, SIGNAL( contentChanged( QPoint ) ),
this, SLOT( slotUpdateContentSize( QPoint ) ) );
connect( _editorWindow, SIGNAL( scrolling( QPoint ) ),
this, SLOT( slotScroll( QPoint ) ) );
connect( _editorWindow, SIGNAL( doneEditing() ), this, SIGNAL( doneEditing() ) );
connect( _editorWindow, SIGNAL( change() ), this, SIGNAL( change() ) );
connect( _editorWindow, SIGNAL( savedRegexp() ), this, SIGNAL( savedRegexp() ) );
connect( _editorWindow, SIGNAL( anythingSelected(bool) ), this, SIGNAL( anythingSelected(bool) ) );
connect( _editorWindow, SIGNAL( anythingOnClipboard(bool) ), this, SIGNAL( anythingOnClipboard(bool) ) );
connect( _editorWindow, SIGNAL( canSave(bool) ), this, SIGNAL( canSave(bool) ) );
connect( _editorWindow, SIGNAL( verifyRegExp() ), this, SIGNAL( verifyRegExp() ) );
}
void RegExpScrolledEditorWindow::slotSetRegExp( RegExp* regexp )
{
_editorWindow->slotSetRegExp( regexp );
slotUpdateContentSize(QPoint());
}
void RegExpScrolledEditorWindow::slotInsertRegExp( int tp)
{
_editorWindow->slotInsertRegExp( (RegExpType) tp );
}
void RegExpScrolledEditorWindow::slotInsertRegExp( RegExp* regexp)
{
_editorWindow->slotInsertRegExp( regexp );
}
void RegExpScrolledEditorWindow::slotDeleteSelection()
{
_editorWindow->slotDeleteSelection();
}
void RegExpScrolledEditorWindow::slotDoSelect()
{
_editorWindow->slotDoSelect();
}
void RegExpScrolledEditorWindow::slotCut()
{
_editorWindow->slotCut();
}
void RegExpScrolledEditorWindow::slotCopy()
{
_editorWindow->slotCopy();
}
void RegExpScrolledEditorWindow::slotPaste()
{
_editorWindow->slotStartPasteAction();
}
void RegExpScrolledEditorWindow::slotSave()
{
_editorWindow->slotSave();
}
RegExp* RegExpScrolledEditorWindow::regExp()
{
return _editorWindow->regExp();
}
void RegExpScrolledEditorWindow::resizeEvent( QResizeEvent *event )
{
_scrollView->resize( event->size() );
slotUpdateContentSize(QPoint());
}
void RegExpScrolledEditorWindow::slotUpdateContentSize( QPoint focusPoint )
{
QSize childSize = _editorWindow->sizeHint();
QSize vpSize = _scrollView->viewportSize(10,10);
bool change = false;
if ( childSize.width() < vpSize.width() ) {
childSize.setWidth( vpSize.width() );
change = true;
}
if ( childSize.height() < vpSize.height() ) {
childSize.setHeight( vpSize.height() );
change = true;
}
if ( change ||
_scrollView->contentsWidth() != childSize.width() ||
_scrollView->contentsHeight() != childSize.height() ) {
_editorWindow->resize( childSize );
_scrollView->resizeContents( childSize.width(), childSize.height() );
}
if ( !focusPoint.isNull() ) {
_scrollView->ensureVisible ( focusPoint.x(), focusPoint.y(), 250,250 );
}
}
// TODO: add timers, which will make the widget scroll when mouse is located
// outside the QScrollView.
void RegExpScrolledEditorWindow::slotScroll( QPoint focusPoint )
{
_scrollView->ensureVisible( focusPoint.x(), focusPoint.y() );
}
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