Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdevelop@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 157 insertions, 0 deletions

diff --git a/kdevdesigner/designer/listboxrename.cpp b/kdevdesigner/designer/listboxrename.cpp
new file mode 100644
index 00000000..464ef412
--- /dev/null
+++ b/kdevdesigner/designer/listboxrename.cpp
@@ -0,0 +1,157 @@
+/**********************************************************************
+** Copyright (C) 2002 Trolltech AS.  All rights reserved.
+**
+** This file is part of Qt Designer.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
+** licenses may use this file in accordance with the Qt Commercial License
+** Agreement provided with the Software.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
+**   information about Qt Commercial License Agreements.
+**
+** Contact info@trolltech.com if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+
+#include <qheader.h>
+#include <qlineedit.h>
+#include <qtimer.h>
+#include "listboxrename.h"
+
+class EditableListBoxItem : public QListBoxItem
+{
+public:
+    void setText( const QString & text )
+    {
+	QListBoxItem::setText( text );
+    }
+};
+
+ListBoxRename::ListBoxRename( QListBox * eventSource, const char * name )
+    : QObject( eventSource, name ),
+      clickedItem( 0 ), activity( FALSE )
+{
+    src = eventSource;
+    src->installEventFilter( this );
+    ed = new QLineEdit( src->viewport() );
+    ed->hide();
+    ed->setFrame( FALSE );
+
+    QObject::connect( ed, SIGNAL( returnPressed() ),
+		      this, SLOT( renameClickedItem() ) );
+}
+
+bool ListBoxRename::eventFilter( QObject *, QEvent * event )
+{
+    switch ( event->type() ) {
+	
+    case QEvent::MouseButtonPress:
+        {
+	    QPoint pos = ((QMouseEvent *) event)->pos();
+	    
+	    if ( clickedItem &&
+		 clickedItem->isSelected() &&
+		 (clickedItem == src->itemAt( pos )) ) {
+		QTimer::singleShot( 500, this, SLOT( showLineEdit() ) );
+		activity = FALSE; // no drags or clicks for 500 ms before we start the renaming
+	    } else { // new item clicked
+		activity = TRUE;
+		clickedItem = src->itemAt( pos );
+		ed->hide();
+	    }
+	}
+        break;
+	
+    case QEvent::MouseMove:
+
+	if ( ((QMouseEvent *) event)->state() & Qt::LeftButton ) {
+	    activity = TRUE;  // drag
+	}
+	break;
+	
+    case QEvent::KeyPress:
+	
+	switch ( ((QKeyEvent *) event)->key() ) {
+
+	case Qt::Key_F2:
+	    
+	    activity = FALSE;
+	    clickedItem = src->item( src->currentItem() );
+	    showLineEdit();
+	    break;
+
+	case Qt::Key_Escape:
+	    if ( !ed->isHidden() ) {
+		hideLineEdit(); // abort rename
+		return TRUE;
+	    }
+	    break;
+
+	case Qt::Key_Up:
+	case Qt::Key_Down:
+	case Qt::Key_PageUp:
+	case Qt::Key_PageDown:
+	    
+	    if ( !ed->isHidden() )
+		return TRUE; // Filter out the keystrokes
+	    break;
+
+	}
+	break;
+
+    case QEvent::Resize:
+
+	if ( clickedItem && ed && !ed->isHidden() ) {
+	    QRect rect = src->itemRect( clickedItem );
+	    ed->resize( rect.right() - rect.left() - 1,
+		rect.bottom() - rect.top() - 1 );
+	}
+	break;
+
+    default:
+	break;
+    }
+    
+    return FALSE;
+}
+
+void ListBoxRename::showLineEdit()
+{
+    if ( !clickedItem || activity )
+	return;
+    QRect rect = src->itemRect( clickedItem );
+    ed->resize( rect.right() - rect.left() - 1,
+		rect.bottom() - rect.top() - 1 );
+    ed->move( rect.left() + 1, rect.top() + 1 );
+    ed->setText( clickedItem->text() );
+    ed->selectAll();
+    ed->show();
+    ed->setFocus();
+}
+
+void ListBoxRename::hideLineEdit()
+{
+    ed->hide();
+    clickedItem = 0;
+    src->setFocus();
+}
+
+void ListBoxRename::renameClickedItem()
+{
+    if ( clickedItem && ed ) {
+	( (EditableListBoxItem *) clickedItem )->setText( ed->text() );
+	emit itemTextChanged( ed->text() );
+    }
+    hideLineEdit();
+}