1 files changed, 157 insertions, 0 deletions
diff --git a/tdevdesigner/designer/listboxrename.cpp b/tdevdesigner/designer/listboxrename.cpp
new file mode 100644
index 00000000..0a32d292
--- /dev/null
+++ b/tdevdesigner/designer/listboxrename.cpp
@@ -0,0 +1,157 @@
+/**********************************************************************
+** Copyright (C) 2002 Trolltech AS.  All rights reserved.
+**
+** This file is part of TQt 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 TQt Enterprise Edition or TQt Professional Edition
+** licenses may use this file in accordance with the TQt 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 [email protected] for
+**   information about TQt Commercial License Agreements.
+**
+** Contact [email protected] if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+
+#include <tqheader.h>
+#include <tqlineedit.h>
+#include <tqtimer.h>
+#include "listboxrename.h"
+
+class EditableListBoxItem : public TQListBoxItem
+{
+public:
+    void setText( const TQString & text )
+    {
+	TQListBoxItem::setText( text );
+    }
+};
+
+ListBoxRename::ListBoxRename( TQListBox * eventSource, const char * name )
+    : TQObject( eventSource, name ),
+      clickedItem( 0 ), activity( FALSE )
+{
+    src = eventSource;
+    src->installEventFilter( this );
+    ed = new TQLineEdit( src->viewport() );
+    ed->hide();
+    ed->setFrame( FALSE );
+
+    TQObject::connect( ed, TQT_SIGNAL( returnPressed() ),
+		      this, TQT_SLOT( renameClickedItem() ) );
+}
+
+bool ListBoxRename::eventFilter( TQObject *, TQEvent * event )
+{
+    switch ( event->type() ) {
+	
+    case TQEvent::MouseButtonPress:
+        {
+	    TQPoint pos = ((TQMouseEvent *) event)->pos();
+	    
+	    if ( clickedItem &&
+		 clickedItem->isSelected() &&
+		 (clickedItem == src->itemAt( pos )) ) {
+		TQTimer::singleShot( 500, this, TQT_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 TQEvent::MouseMove:
+
+	if ( ((TQMouseEvent *) event)->state() & Qt::LeftButton ) {
+	    activity = TRUE;  // drag
+	}
+	break;
+	
+    case TQEvent::KeyPress:
+	
+	switch ( ((TQKeyEvent *) event)->key() ) {
+
+	case TQt::Key_F2:
+	    
+	    activity = FALSE;
+	    clickedItem = src->item( src->currentItem() );
+	    showLineEdit();
+	    break;
+
+	case TQt::Key_Escape:
+	    if ( !ed->isHidden() ) {
+		hideLineEdit(); // abort rename
+		return TRUE;
+	    }
+	    break;
+
+	case TQt::Key_Up:
+	case TQt::Key_Down:
+	case TQt::Key_PageUp:
+	case TQt::Key_PageDown:
+	    
+	    if ( !ed->isHidden() )
+		return TRUE; // Filter out the keystrokes
+	    break;
+
+	}
+	break;
+
+    case TQEvent::Resize:
+
+	if ( clickedItem && ed && !ed->isHidden() ) {
+	    TQRect 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;
+    TQRect 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();
+}