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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit114a878c64ce6f8223cfd22d76a20eb16d177e5e (patch)
treeacaf47eb0fa12142d3896416a69e74cbf5a72242 /kdevdesigner/designer/qcompletionedit.cpp
downloadtdevelop-114a878c64ce6f8223cfd22d76a20eb16d177e5e.tar.gz
tdevelop-114a878c64ce6f8223cfd22d76a20eb16d177e5e.zip
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
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diff --git a/kdevdesigner/designer/qcompletionedit.cpp b/kdevdesigner/designer/qcompletionedit.cpp
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+/**********************************************************************
+** Copyright (C) 2001 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 "qcompletionedit.h"
+#include <qlistbox.h>
+#include <qsizegrip.h>
+#include <qapplication.h>
+#include <qvbox.h>
+
+QCompletionEdit::QCompletionEdit( QWidget *parent, const char *name )
+ : QLineEdit( parent, name ), aAdd( FALSE ), caseSensitive( FALSE )
+{
+ popup = new QVBox( 0, 0, WType_Popup );
+ popup->setFrameStyle( QFrame::Box | QFrame::Plain );
+ popup->setLineWidth( 1 );
+ popup->hide();
+
+ listbox = new QListBox( popup );
+ listbox->setFrameStyle( QFrame::NoFrame );
+ listbox->setLineWidth( 1 );
+ listbox->installEventFilter( this );
+ listbox->setHScrollBarMode( QScrollView::AlwaysOn );
+ listbox->setVScrollBarMode( QScrollView::AlwaysOn );
+ listbox->setCornerWidget( new QSizeGrip( listbox, "completion sizegrip" ) );
+ connect( this, SIGNAL( textChanged( const QString & ) ),
+ this, SLOT( textDidChange( const QString & ) ) );
+ popup->setFocusProxy( listbox );
+ installEventFilter( this );
+}
+
+bool QCompletionEdit::autoAdd() const
+{
+ return aAdd;
+}
+
+QStringList QCompletionEdit::completionList() const
+{
+ return compList;
+}
+
+void QCompletionEdit::setCompletionList( const QStringList &l )
+{
+ compList = l;
+}
+
+void QCompletionEdit::setAutoAdd( bool add )
+{
+ aAdd = add;
+}
+
+void QCompletionEdit::textDidChange( const QString &text )
+{
+ if ( text.isEmpty() ) {
+ popup->close();
+ return;
+ }
+ updateListBox();
+ placeListBox();
+}
+
+void QCompletionEdit::placeListBox()
+{
+ if ( listbox->count() == 0 ) {
+ popup->close();
+ return;
+ }
+
+ popup->resize( QMAX( listbox->sizeHint().width() + listbox->verticalScrollBar()->width() + 4, width() ),
+ listbox->sizeHint().height() + listbox->horizontalScrollBar()->height() + 4 );
+
+ QPoint p( mapToGlobal( QPoint( 0, 0 ) ) );
+ if ( p.y() + height() + popup->height() <= QApplication::desktop()->height() )
+ popup->move( p.x(), p.y() + height() );
+ else
+ popup->move( p.x(), p.y() - listbox->height() );
+ popup->show();
+ listbox->setCurrentItem( 0 );
+ listbox->setSelected( 0, TRUE );
+ setFocus();
+}
+
+void QCompletionEdit::updateListBox()
+{
+ listbox->clear();
+ if ( compList.isEmpty() )
+ return;
+ for ( QStringList::Iterator it = compList.begin(); it != compList.end(); ++it ) {
+ if ( caseSensitive && (*it).left( text().length() ) == text() ||
+ !caseSensitive && (*it).left( text().length() ).lower() == text().lower() )
+ listbox->insertItem( *it );
+ }
+}
+
+bool QCompletionEdit::eventFilter( QObject *o, QEvent *e )
+{
+ if ( o == popup || o == listbox || o == listbox->viewport() ) {
+ if ( e->type() == QEvent::KeyPress ) {
+ QKeyEvent *ke = (QKeyEvent*)e;
+ if ( ke->key() == Key_Enter || ke->key() == Key_Return || ke->key() == Key_Tab ) {
+ if ( ke->key() == Key_Tab && listbox->count() > 1 &&
+ listbox->currentItem() < (int)listbox->count() - 1 ) {
+ listbox->setCurrentItem( listbox->currentItem() + 1 );
+ return TRUE;
+ }
+ popup->close();
+ setFocus();
+ blockSignals( TRUE );
+ setText( listbox->currentText() );
+ blockSignals( FALSE );
+ emit chosen( text() );
+ return TRUE;
+ } else if ( ke->key() == Key_Left || ke->key() == Key_Right ||
+ ke->key() == Key_Up || ke->key() == Key_Down ||
+ ke->key() == Key_Home || ke->key() == Key_End ||
+ ke->key() == Key_Prior || ke->key() == Key_Next ) {
+ return FALSE;
+ } else if ( ke->key() == Key_Escape ) {
+ popup->close();
+ setFocus();
+ } else if ( ke->key() != Key_Shift && ke->key() != Key_Control &&
+ ke->key() != Key_Alt ) {
+ updateListBox();
+ if ( listbox->count() == 0 || text().length() == 0 ) {
+ popup->close();
+ setFocus();
+ }
+ QApplication::sendEvent( this, e );
+ return TRUE;
+ }
+ } else if ( e->type() == QEvent::MouseButtonDblClick ) {
+ popup->close();
+ setFocus();
+ blockSignals( TRUE );
+ setText( listbox->currentText() );
+ blockSignals( FALSE );
+ emit chosen( text() );
+ return TRUE;
+ }
+ } else if ( o == this ) {
+ if ( e->type() == QEvent::KeyPress ) {
+ QKeyEvent *ke = (QKeyEvent*)e;
+ if ( ke->key() == Key_Up ||
+ ke->key() == Key_Down ||
+ ke->key() == Key_Prior ||
+ ke->key() == Key_Next ||
+ ke->key() == Key_Return ||
+ ke->key() == Key_Enter ||
+ ke->key() == Key_Tab ||
+ ke->key() == Key_Escape ) {
+ QApplication::sendEvent( listbox, e );
+ return TRUE;
+ }
+ }
+ }
+ return QLineEdit::eventFilter( o, e );
+}
+
+void QCompletionEdit::addCompletionEntry( const QString &entry )
+{
+ if ( compList.find( entry ) == compList.end() ) {
+ compList << entry;
+ compList.sort();
+ }
+}
+
+void QCompletionEdit::removeCompletionEntry( const QString &entry )
+{
+ QStringList::Iterator it = compList.find( entry );
+ if ( it != compList.end() )
+ compList.remove( it );
+}
+
+void QCompletionEdit::setCaseSensitive( bool b )
+{
+ caseSensitive = b;
+}
+
+bool QCompletionEdit::isCaseSensitive() const
+{
+ return caseSensitive;
+}
+
+void QCompletionEdit::clear()
+{
+ QLineEdit::clear();
+ compList.clear();
+}