1 files changed, 144 insertions, 0 deletions
diff --git a/kregexpeditor/scrollededitorwindow.cpp b/kregexpeditor/scrollededitorwindow.cpp
new file mode 100644
index 0000000..8518db9
--- /dev/null
+++ b/kregexpeditor/scrollededitorwindow.cpp
@@ -0,0 +1,144 @@
+/*
+ *  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() );
+}
+