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518 lines
14 KiB
518 lines
14 KiB
/**********************************************************************
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** Copyright (C) 2002 Trolltech AS. All rights reserved.
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**
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** This file is part of TQt Designer.
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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**
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** Licensees holding valid TQt Enterprise Edition or TQt Professional Edition
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** licenses may use this file in accordance with the TQt Commercial License
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** Agreement provided with the Software.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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** See http://www.trolltech.com/gpl/ for GPL licensing information.
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** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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** information about TQt Commercial License Agreements.
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**
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** Contact info@trolltech.com if any conditions of this licensing are
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** not clear to you.
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**
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**********************************************************************/
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#include "connectionitems.h"
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#include "formwindow.h"
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#include "mainwindow.h"
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#include "metadatabase.h"
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#include "widgetfactory.h"
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#include "project.h"
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#include <tqpainter.h>
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#include <tqcombobox.h>
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#include <tqmetaobject.h>
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#include <tqcombobox.h>
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#include <tqlistbox.h>
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#include <tqaction.h>
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#include <tqdatabrowser.h>
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static const char* const ignore_slots[] = {
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"destroyed()",
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"setCaption(const TQString&)",
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"setIcon(const TQPixmap&)",
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"setIconText(const TQString&)",
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"setMouseTracking(bool)",
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"clearFocus()",
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"setUpdatesEnabled(bool)",
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"update()",
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"update(int,int,int,int)",
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"update(const TQRect&)",
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"repaint()",
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"repaint(bool)",
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"repaint(int,int,int,int,bool)",
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"repaint(const TQRect&,bool)",
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"repaint(const TQRegion&,bool)",
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"show()",
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"hide()",
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"iconify()",
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"showMinimized()",
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"showMaximized()",
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"showFullScreen()",
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"showNormal()",
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"polish()",
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"constPolish()",
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"raise()",
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"lower()",
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"stackUnder(TQWidget*)",
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"move(int,int)",
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"move(const TQPoint&)",
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"resize(int,int)",
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"resize(const TQSize&)",
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"setGeometry(int,int,int,int)",
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"setGeometry(const TQRect&)",
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"focusProxyDestroyed()",
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"showExtension(bool)",
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"setUpLayout()",
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"showDockMenu(const TQPoint&)",
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"init()",
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"destroy()",
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"deleteLater()",
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0
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};
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ConnectionItem::ConnectionItem( TQTable *table, FormWindow *fw )
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: TQComboTableItem( table, TQStringList(), FALSE ), formWindow( fw ), conn( 0 )
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{
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setReplaceable( FALSE );
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}
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void ConnectionItem::senderChanged( TQObject * )
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{
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emit changed();
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TQWidget *w = table()->cellWidget( row(), col() );
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if ( w )
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setContentFromEditor( w );
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}
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void ConnectionItem::receiverChanged( TQObject * )
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{
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emit changed();
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TQWidget *w = table()->cellWidget( row(), col() );
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if ( w )
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setContentFromEditor( w );
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}
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void ConnectionItem::signalChanged( const TQString & )
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{
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emit changed();
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TQWidget *w = table()->cellWidget( row(), col() );
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if ( w )
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setContentFromEditor( w );
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}
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void ConnectionItem::slotChanged( const TQString & )
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{
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emit changed();
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TQWidget *w = table()->cellWidget( row(), col() );
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if ( w )
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setContentFromEditor( w );
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}
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void ConnectionItem::setSender( SenderItem *i )
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{
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connect( i, TQT_SIGNAL( currentSenderChanged( TQObject * ) ),
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this, TQT_SLOT( senderChanged( TQObject * ) ) );
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}
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void ConnectionItem::setReceiver( ReceiverItem *i )
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{
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connect( i, TQT_SIGNAL( currentReceiverChanged( TQObject * ) ),
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this, TQT_SLOT( receiverChanged( TQObject * ) ) );
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}
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void ConnectionItem::setSignal( SignalItem *i )
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{
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connect( i, TQT_SIGNAL( currentSignalChanged( const TQString & ) ),
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this, TQT_SLOT( signalChanged( const TQString & ) ) );
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}
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void ConnectionItem::setSlot( SlotItem *i )
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{
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connect( i, TQT_SIGNAL( currentSlotChanged( const TQString & ) ),
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this, TQT_SLOT( slotChanged( const TQString & ) ) );
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}
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void ConnectionItem::paint( TQPainter *p, const TQColorGroup &cg,
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const TQRect &cr, bool selected )
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{
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p->fillRect( 0, 0, cr.width(), cr.height(),
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selected ? cg.brush( TQColorGroup::Highlight )
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: cg.brush( TQColorGroup::Base ) );
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int w = cr.width();
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int h = cr.height();
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int x = 0;
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if ( currentText()[0] == '<' )
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p->setPen( TQObject::red );
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else if ( selected )
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p->setPen( cg.highlightedText() );
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else
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p->setPen( cg.text() );
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TQFont f( p->font() );
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TQFont oldf( p->font() );
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if ( conn && conn->isModified() ) {
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f.setBold( TRUE );
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p->setFont( f );
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}
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p->drawText( x + 2, 0, w - x - 4, h, alignment(), currentText() );
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p->setFont( oldf );
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}
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void ConnectionItem::setConnection( ConnectionContainer *c )
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{
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conn = c;
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}
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// ------------------------------------------------------------------
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static void appendChildActions( TQAction *action, TQStringList &lst )
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{
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TQObjectListIt it( action->childrenListObject() );
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while ( it.current() ) {
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TQObject *o = it.current();
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++it;
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if ( !::tqqt_cast<TQAction*>(o) )
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continue;
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lst << o->name();
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if ( !o->childrenListObject().isEmpty() && ::tqqt_cast<TQActionGroup*>(o) )
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appendChildActions( (TQAction*)o, lst );
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}
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}
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static TQStringList flatActions( const TQPtrList<TQAction> &l )
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{
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TQStringList lst;
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TQPtrListIterator<TQAction> it( l );
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while ( it.current() ) {
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TQAction *action = it.current();
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lst << action->name();
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if ( !action->childrenListObject().isEmpty() && ::tqqt_cast<TQActionGroup*>(action) )
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appendChildActions( action, lst );
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++it;
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}
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return lst;
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}
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// ------------------------------------------------------------------
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SenderItem::SenderItem( TQTable *table, FormWindow *fw )
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: ConnectionItem( table, fw )
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{
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TQStringList lst;
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TQPtrDictIterator<TQWidget> it( *formWindow->widgets() );
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while ( it.current() ) {
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if ( lst.find( it.current()->name() ) != lst.end() ) {
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++it;
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continue;
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}
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if ( !TQString( it.current()->name() ).startsWith( "qt_dead_widget_" ) &&
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!::tqqt_cast<TQLayoutWidget*>(it.current()) &&
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!::tqqt_cast<Spacer*>(it.current()) &&
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!::tqqt_cast<SizeHandle*>(it.current()) &&
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qstrcmp( it.current()->name(), "central widget" ) != 0 ) {
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lst << it.current()->name();
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}
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++it;
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}
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lst += flatActions( formWindow->actionList() );
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lst.prepend( "<No Sender>" );
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lst.sort();
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setStringList( lst );
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}
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TQWidget *SenderItem::createEditor() const
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{
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TQComboBox *cb = (TQComboBox*)ConnectionItem::createEditor();
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cb->listBox()->setMinimumWidth( cb->fontMetrics().width( "01234567890123456789012345678901234567890123456789" ) );
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connect( cb, TQT_SIGNAL( activated( const TQString & ) ),
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this, TQT_SLOT( senderChanged( const TQString & ) ) );
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return cb;
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}
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void SenderItem::setSenderEx( TQObject *sender )
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{
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setCurrentItem( sender->name() );
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emit currentSenderChanged( sender );
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}
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void SenderItem::senderChanged( const TQString &sender )
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{
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TQObject *o = formWindow->child( sender, TQOBJECT_OBJECT_NAME_STRING );
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if ( !o )
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o = formWindow->findAction( sender );
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if ( !o )
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return;
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emit currentSenderChanged( o );
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}
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// ------------------------------------------------------------------
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ReceiverItem::ReceiverItem( TQTable *table, FormWindow *fw )
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: ConnectionItem( table, fw )
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{
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TQStringList lst;
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TQPtrDictIterator<TQWidget> it( *formWindow->widgets() );
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while ( it.current() ) {
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if ( lst.find( it.current()->name() ) != lst.end() ) {
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++it;
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continue;
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}
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if ( !TQString( it.current()->name() ).startsWith( "qt_dead_widget_" ) &&
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!::tqqt_cast<TQLayoutWidget*>(it.current()) &&
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!::tqqt_cast<Spacer*>(it.current()) &&
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!::tqqt_cast<SizeHandle*>(it.current()) &&
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qstrcmp( it.current()->name(), "central widget" ) != 0 ) {
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lst << it.current()->name();
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}
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++it;
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}
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lst += flatActions( formWindow->actionList() );
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lst.prepend( "<No Receiver>" );
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lst.sort();
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setStringList( lst );
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}
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TQWidget *ReceiverItem::createEditor() const
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{
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TQComboBox *cb = (TQComboBox*)ConnectionItem::createEditor();
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cb->listBox()->setMinimumWidth( cb->fontMetrics().width( "01234567890123456789012345678901234567890123456789" ) );
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connect( cb, TQT_SIGNAL( activated( const TQString & ) ),
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this, TQT_SLOT( receiverChanged( const TQString & ) ) );
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return cb;
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}
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void ReceiverItem::setReceiverEx( TQObject *receiver )
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{
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setCurrentItem( receiver->name() );
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emit currentReceiverChanged( receiver );
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}
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void ReceiverItem::receiverChanged( const TQString &receiver )
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{
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TQObject *o = formWindow->child( receiver, TQOBJECT_OBJECT_NAME_STRING );
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if ( !o )
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o = formWindow->findAction( receiver );
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if ( !o )
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return;
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emit currentReceiverChanged( o );
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}
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// ------------------------------------------------------------------
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SignalItem::SignalItem( TQTable *table, FormWindow *fw )
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: ConnectionItem( table, fw )
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{
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TQStringList lst;
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lst << "<No Signal>";
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lst.sort();
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setStringList( lst );
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}
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void SignalItem::senderChanged( TQObject *sender )
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{
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TQStrList sigs = sender->metaObject()->signalNames( TRUE );
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sigs.remove( "destroyed()" );
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sigs.remove( "destroyed(TQObject*)" );
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sigs.remove( "accessibilityChanged(int)" );
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sigs.remove( "accessibilityChanged(int,int)" );
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TQStringList lst = TQStringList::fromStrList( sigs );
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if ( ::tqqt_cast<CustomWidget*>(sender) ) {
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MetaDataBase::CustomWidget *w = ( (CustomWidget*)sender )->customWidget();
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for ( TQValueList<TQCString>::Iterator it = w->lstSignals.begin();
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it != w->lstSignals.end(); ++it )
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lst << MetaDataBase::normalizeFunction( *it );
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}
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if ( TQT_BASE_OBJECT(sender) == TQT_BASE_OBJECT(formWindow->mainContainer()) ) {
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TQStringList extra = MetaDataBase::signalList( TQT_TQOBJECT(formWindow) );
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if ( !extra.isEmpty() )
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lst += extra;
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}
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lst.prepend( "<No Signal>" );
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lst.sort();
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setStringList( lst );
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ConnectionItem::senderChanged( sender );
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}
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TQWidget *SignalItem::createEditor() const
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{
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TQComboBox *cb = (TQComboBox*)ConnectionItem::createEditor();
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cb->listBox()->setMinimumWidth( cb->fontMetrics().width( "01234567890123456789012345678901234567890123456789" ) );
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connect( cb, TQT_SIGNAL( activated( const TQString & ) ),
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this, TQT_SIGNAL( currentSignalChanged( const TQString & ) ) );
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return cb;
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}
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// ------------------------------------------------------------------
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SlotItem::SlotItem( TQTable *table, FormWindow *fw )
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: ConnectionItem( table, fw )
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{
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TQStringList lst;
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lst << "<No Slot>";
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lst.sort();
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setStringList( lst );
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lastReceiver = 0;
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lastSignal = "<No Signal>";
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}
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void SlotItem::receiverChanged( TQObject *receiver )
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{
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lastReceiver = receiver;
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updateSlotList();
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ConnectionItem::receiverChanged( receiver );
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}
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void SlotItem::signalChanged( const TQString &signal )
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{
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lastSignal = signal;
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updateSlotList();
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ConnectionItem::signalChanged( signal );
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}
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bool SlotItem::ignoreSlot( const char* slot ) const
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{
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#ifndef TQT_NO_SQL
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if ( qstrcmp( slot, "update()" ) == 0 &&
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::tqqt_cast<TQDataBrowser*>(lastReceiver) )
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return FALSE;
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#endif
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for ( int i = 0; ignore_slots[i]; i++ ) {
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if ( qstrcmp( slot, ignore_slots[i] ) == 0 )
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return TRUE;
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}
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if ( !formWindow->isMainContainer( TQT_TQOBJECT(lastReceiver) ) ) {
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if ( qstrcmp( slot, "close()" ) == 0 )
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return TRUE;
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}
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if ( qstrcmp( slot, "setFocus()" ) == 0 )
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if ( lastReceiver->isWidgetType() &&
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( (TQWidget*)lastReceiver )->focusPolicy() == TQ_NoFocus )
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return TRUE;
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return FALSE;
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}
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void SlotItem::updateSlotList()
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{
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TQStringList lst;
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if ( !lastReceiver || lastSignal == "<No Signal>" ) {
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lst << "<No Slot>";
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lst.sort();
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setStringList( lst );
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return;
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}
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TQString signal = MetaDataBase::normalizeFunction( lastSignal );
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int n = lastReceiver->metaObject()->numSlots( TRUE );
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TQStringList slts;
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for( int i = 0; i < n; ++i ) {
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// accept only public slots. For the form window, also accept protected slots
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const TQMetaData* md = lastReceiver->metaObject()->slot( i, TRUE );
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if ( ( (lastReceiver->metaObject()->slot( i, TRUE )->tqt_mo_access == TQMetaData::Public) ||
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(formWindow->isMainContainer( TQT_TQOBJECT(lastReceiver) ) &&
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lastReceiver->metaObject()->slot(i, TRUE)->tqt_mo_access ==
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TQMetaData::Protected) ) &&
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!ignoreSlot( md->tqt_mo_ci_name ) &&
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checkConnectArgs( signal.latin1(), lastReceiver, md->tqt_mo_ci_name ) )
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if ( lst.find( md->tqt_mo_ci_name ) == lst.end() )
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lst << MetaDataBase::normalizeFunction( md->tqt_mo_ci_name );
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}
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LanguageInterface *iface =
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MetaDataBase::languageInterface( formWindow->project()->language() );
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if ( !iface || iface->supports( LanguageInterface::ConnectionsToCustomSlots ) ) {
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if ( formWindow->isMainContainer( TQT_TQOBJECT(lastReceiver) ) ) {
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TQValueList<MetaDataBase::Function> moreSlots = MetaDataBase::slotList( TQT_TQOBJECT(formWindow) );
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if ( !moreSlots.isEmpty() ) {
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for ( TQValueList<MetaDataBase::Function>::Iterator it = moreSlots.begin();
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it != moreSlots.end(); ++it ) {
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TQCString s = (*it).function;
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if ( !s.data() )
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continue;
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s = MetaDataBase::normalizeFunction( s );
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if ( checkConnectArgs( signal.latin1(), lastReceiver, s ) ) {
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if ( lst.find( (*it).function ) == lst.end() )
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lst << s;
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}
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}
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}
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}
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}
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if ( ::tqqt_cast<CustomWidget*>(lastReceiver) ) {
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MetaDataBase::CustomWidget *w = ( (CustomWidget*)lastReceiver )->customWidget();
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for ( TQValueList<MetaDataBase::Function>::Iterator it = w->lstSlots.begin();
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it != w->lstSlots.end(); ++it ) {
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TQCString s = (*it).function;
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if ( !s.data() )
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continue;
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s = MetaDataBase::normalizeFunction( s );
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if ( checkConnectArgs( signal.latin1(), lastReceiver, s ) ) {
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if ( lst.find( (*it).function ) == lst.end() )
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lst << s;
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}
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}
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}
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lst.prepend( "<No Slot>" );
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lst.sort();
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setStringList( lst );
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}
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TQWidget *SlotItem::createEditor() const
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{
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TQComboBox *cb = (TQComboBox*)ConnectionItem::createEditor();
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cb->listBox()->setMinimumWidth( cb->fontMetrics().width( "01234567890123456789012345678901234567890123456789" ) );
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connect( cb, TQT_SIGNAL( activated( const TQString & ) ),
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this, TQT_SIGNAL( currentSlotChanged( const TQString & ) ) );
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return cb;
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}
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void SlotItem::customSlotsChanged()
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{
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TQString currSlot = currentText();
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updateSlotList();
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setCurrentItem( "<No Slot>" );
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setCurrentItem( currSlot );
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emit currentSlotChanged( currentText() );
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}
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