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tqt3/tools/designer/plugins/cppeditor/editorinterfaceimpl.cpp

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/**********************************************************************
**
** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved.
**
** This file is part of TQt Designer.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing retquirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** Licensees holding valid TQt Commercial 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 WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#include "editorinterfaceimpl.h"
#include <viewmanager.h>
#include "cppeditor.h"
#include <private/qrichtext_p.h>
#include <qapplication.h>
#include "completion.h"
#include <designerinterface.h>
#include <qtimer.h>
EditorInterfaceImpl::EditorInterfaceImpl()
: EditorInterface(), viewManager( 0 ), dIface( 0 )
{
updateTimer = new TQTimer( this );
connect( updateTimer, SIGNAL( timeout() ),
this, SLOT( update() ) );
}
EditorInterfaceImpl::~EditorInterfaceImpl()
{
updateTimer->stop();
delete (ViewManager*)viewManager;
if ( dIface )
dIface->release();
}
TQRESULT EditorInterfaceImpl::queryInterface( const TQUuid &uuid, TQUnknownInterface** iface )
{
*iface = 0;
if ( uuid == IID_QUnknown )
*iface = (TQUnknownInterface*)this;
else if ( uuid == IID_Editor )
*iface = (EditorInterface*)this;
else
return TQE_NOINTERFACE;
(*iface)->addRef();
return TQS_OK;
}
TQWidget *EditorInterfaceImpl::editor( bool readonly,
TQWidget *parent, TQUnknownInterface *iface )
{
if ( !viewManager ) {
( (EditorInterfaceImpl*)this )->viewManager = new ViewManager( parent, 0 );
( (EditorInterfaceImpl*)this )->viewManager->showMarkerWidget( FALSE );
if ( iface )
iface->queryInterface( IID_Designer, (TQUnknownInterface**) &dIface );
CppEditor *e = new CppEditor( TQString::null, viewManager, "editor", dIface );
e->setEditable( !readonly );
e->installEventFilter( this );
connect( e, SIGNAL( intervalChanged() ), this, SLOT( intervalChanged() ) );
TQApplication::sendPostedEvents( viewManager, TQEvent::ChildInserted );
}
return viewManager->currentView();
}
void EditorInterfaceImpl::setText( const TQString &txt )
{
if ( !viewManager || !viewManager->currentView() )
return;
CppEditor *e = (CppEditor*)viewManager->currentView();
disconnect( e, SIGNAL( modificationChanged( bool ) ), this, SLOT( modificationChanged( bool ) ) );
e->setText( txt );
e->setModified( FALSE );
connect( e, SIGNAL( modificationChanged( bool ) ), this, SLOT( modificationChanged( bool ) ) );
}
TQString EditorInterfaceImpl::text() const
{
if ( !viewManager || !viewManager->currentView() )
return TQString::null;
TQString txt = ( (CppEditor*)viewManager->currentView() )->text();
if ( !txt.isEmpty() && !txt.endsWith("\n") )
txt += "\n";
return txt;
}
bool EditorInterfaceImpl::isUndoAvailable() const
{
if ( !viewManager || !viewManager->currentView() )
return FALSE;
return ( (CppEditor*)viewManager->currentView() )->isUndoAvailable();
}
bool EditorInterfaceImpl::isRedoAvailable() const
{
if ( !viewManager || !viewManager->currentView() )
return FALSE;
return ( (CppEditor*)viewManager->currentView() )->isRedoAvailable();
}
void EditorInterfaceImpl::undo()
{
if ( !viewManager || !viewManager->currentView() )
return;
( (CppEditor*)viewManager->currentView() )->undo();
}
void EditorInterfaceImpl::redo()
{
if ( !viewManager || !viewManager->currentView() )
return;
( (CppEditor*)viewManager->currentView() )->redo();
}
void EditorInterfaceImpl::cut()
{
if ( !viewManager || !viewManager->currentView() )
return;
( (CppEditor*)viewManager->currentView() )->cut();
}
void EditorInterfaceImpl::copy()
{
if ( !viewManager || !viewManager->currentView() )
return;
( (CppEditor*)viewManager->currentView() )->copy();
}
void EditorInterfaceImpl::paste()
{
if ( !viewManager || !viewManager->currentView() )
return;
( (CppEditor*)viewManager->currentView() )->paste();
}
void EditorInterfaceImpl::selectAll()
{
if ( !viewManager || !viewManager->currentView() )
return;
( (CppEditor*)viewManager->currentView() )->selectAll();
}
bool EditorInterfaceImpl::find( const TQString &expr, bool cs, bool wo, bool forward, bool startAtCursor )
{
if ( !viewManager || !viewManager->currentView() )
return FALSE;
CppEditor *e = (CppEditor*)viewManager->currentView();
if ( startAtCursor )
return e->find( expr, cs, wo, forward );
int dummy = 0;
return e->find( expr, cs, wo, forward, &dummy, &dummy );
}
bool EditorInterfaceImpl::replace( const TQString &find, const TQString &replace, bool cs, bool wo,
bool forward, bool startAtCursor, bool replaceAll )
{
if ( !viewManager || !viewManager->currentView() )
return FALSE;
CppEditor *e = (CppEditor*)viewManager->currentView();
bool ok = FALSE;
if ( startAtCursor ) {
ok = e->find( find, cs, wo, forward );
} else {
int dummy = 0;
ok = e->find( find, cs, wo, forward, &dummy, &dummy );
}
if ( ok ) {
e->removeSelectedText();
e->insert( replace, FALSE, FALSE );
}
if ( !replaceAll || !ok ) {
if ( ok )
e->setSelection( e->textCursor()->paragraph()->paragId(),
e->textCursor()->index() - replace.length(),
e->textCursor()->paragraph()->paragId(),
e->textCursor()->index() );
return ok;
}
bool ok2 = TRUE;
while ( ok2 ) {
ok2 = e->find( find, cs, wo, forward );
if ( ok2 ) {
e->removeSelectedText();
e->insert( replace, FALSE, FALSE );
}
}
return TRUE;
}
void EditorInterfaceImpl::gotoLine( int line )
{
if ( !viewManager || !viewManager->currentView() )
return;
( (CppEditor*)viewManager->currentView() )->setCursorPosition( line, 0 );
}
void EditorInterfaceImpl::indent()
{
if ( !viewManager || !viewManager->currentView() )
return;
( (CppEditor*)viewManager->currentView() )->TQTextEdit::indent();
}
void EditorInterfaceImpl::splitView()
{
#if 0
if ( !viewManager || !viewManager->currentView() )
return;
TQTextDocument *doc = ( (CppEditor*)viewManager->currentView() )->document();
CppEditor *editor = new CppEditor( TQString::null, viewManager, "editor" );
editor->setDocument( doc );
#endif
}
void EditorInterfaceImpl::scrollTo( const TQString &txt, const TQString & )
{
if ( !viewManager || !viewManager->currentView() )
return;
( (CppEditor*)viewManager->currentView() )->sync();
TQTextDocument *doc = ( (CppEditor*)viewManager->currentView() )->document();
TQTextParagraph *p = doc->firstParagraph();
while ( p ) {
if ( p->string()->toString().find( txt ) != -1 ) {
( (CppEditor*)viewManager->currentView() )->setCursorPosition( p->paragId() + 2, 0 );
break;
}
p = p->next();
}
( (CppEditor*)viewManager->currentView() )->setFocus();
}
void EditorInterfaceImpl::setContext( TQObject *this_ )
{
if ( !viewManager || !viewManager->currentView() )
return;
( (CppEditor*)viewManager->currentView() )->completionManager()->setContext( this_ );
}
void EditorInterfaceImpl::setError( int line )
{
if ( !viewManager )
return;
viewManager->setError( line );
}
void EditorInterfaceImpl::readSettings()
{
if ( !viewManager )
return;
( (CppEditor*)viewManager->currentView() )->configChanged();
}
void EditorInterfaceImpl::modificationChanged( bool m )
{
if ( viewManager && dIface )
dIface->setModified( m, viewManager->currentView() );
}
void EditorInterfaceImpl::setModified( bool m )
{
if ( !viewManager )
return;
( (CppEditor*)viewManager->currentView() )->setModified( m );
}
bool EditorInterfaceImpl::isModified() const
{
if ( !viewManager )
return FALSE;
return ( (CppEditor*)viewManager->currentView() )->isModified();
}
bool EditorInterfaceImpl::eventFilter( TQObject *o, TQEvent *e )
{
if ( e->type() == TQEvent::KeyPress )
updateTimer->stop();
else if ( e->type() == TQEvent::FocusOut )
update();
return TQObject::eventFilter( o, e );
}
int EditorInterfaceImpl::numLines() const
{
if ( !viewManager || !viewManager->currentView() )
return 0;
return ( (CppEditor*)viewManager->currentView() )->paragraphs();
}
void EditorInterfaceImpl::intervalChanged()
{
if ( !dIface )
return;
updateTimer->start( 2000, TRUE );
}
void EditorInterfaceImpl::update()
{
if ( !dIface )
return;
dIface->updateFunctionList();
}
void EditorInterfaceImpl::onBreakPointChange( TQObject *receiver, const char *slot )
{
if ( !viewManager )
return;
connect( viewManager, SIGNAL( markersChanged() ), receiver, slot );
}