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Diffstat (limited to 'kdevdesigner/designer/formwindow.cpp')
| -rw-r--r-- | kdevdesigner/designer/formwindow.cpp | 2775 |
1 files changed, 2775 insertions, 0 deletions
diff --git a/kdevdesigner/designer/formwindow.cpp b/kdevdesigner/designer/formwindow.cpp new file mode 100644 index 00000000..d9de42cc --- /dev/null +++ b/kdevdesigner/designer/formwindow.cpp @@ -0,0 +1,2775 @@ +/********************************************************************** +** Copyright (C) 2000 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 "formwindow.h" +#include "defs.h" +#include "mainwindow.h" +#include "widgetfactory.h" +#include "sizehandle.h" +#include "metadatabase.h" +#include "resource.h" +#include "layout.h" +#include "connectiondialog.h" +#include <widgetdatabase.h> +#include "pixmapchooser.h" +#include "orderindicator.h" +#include "hierarchyview.h" +#include "designerappiface.h" +#include "menubareditor.h" +#define NO_STATIC_COLORS +#include "globaldefs.h" + +#include <stdlib.h> + +#include <kiconloader.h> +#include <klocale.h> +#include "kdevdesigner_part.h" + +#include <qevent.h> +#include <qpainter.h> +#include <qpen.h> +#include <qlabel.h> +#include <qobjectlist.h> +#include <qtimer.h> +#include <qapplication.h> +#include <qlayout.h> +#include <qspinbox.h> +#include <qstatusbar.h> +#include <qapplication.h> +#include <qpalette.h> +#include <qmessagebox.h> +#include <qpopupmenu.h> +#include <qsizegrip.h> +#include <qpushbutton.h> +#include <qwhatsthis.h> +#include <qmetaobject.h> +#include <qtooltip.h> +#include <qfeatures.h> +#include <qaccel.h> +#include <qpixmapcache.h> +#include <qbitmap.h> +#include <qsplitter.h> + +// FormWindow should be able to work to some limited degree +// (existance, loading) without a MainWindow. Functions which require +// a MainWindow in theory should never be called if no MainWindow +// exists. These macros are used to let us know if that happens anyway +// and to ensure that we don't crash +#define CHECK_MAINWINDOW Q_ASSERT( mainWindow() ); if ( !mainWindow() ) return +#define CHECK_MAINWINDOW_VALUE( v ) Q_ASSERT( mainWindow() ); if ( !mainWindow() ) return v + +static void setCursorToAll( const QCursor &c, QWidget *start ) +{ + start->setCursor( c ); + QObjectList *l = (QObjectList*)start->children(); + if ( l ) { + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( o->isWidgetType() && !::qt_cast<SizeHandle*>(o) ) + setCursorToAll( c, ( (QWidget*)o ) ); + } + } +} + +static void restoreCursors( QWidget *start, FormWindow *fw ) +{ + if ( fw->widgets()->find( start ) ) + start->setCursor( MetaDataBase::cursor( start ) ); + else + start->setCursor( Qt::ArrowCursor ); + QObjectList *l = (QObjectList*)start->children(); + if ( l ) { + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( o->isWidgetType() && !::qt_cast<SizeHandle*>(o) ) + restoreCursors( ( (QWidget*)o ), fw ); + } + } +} + +#if defined(Q_WS_WIN32) // #### needed for the workaround for repaint problem on windows +#include <qt_windows.h> +static void flickerfree_update( QWidget *w ) +{ + InvalidateRect( w->winId(), 0, FALSE ); +} +#endif + +/*! + \class FormWindow formwindow.h + \brief Editor window for a form + + The FormWindow is the widget which is used as editor for forms. It + handles inserting, deleting, moving, resizing, etc. of widgets. + + Normally multiple formwindows are used at the same time in the + Designer. So each formwindow has its own undo/redo buffer, etc. + + Also the formwindow has some signals to inform e.g. about selection + changes which is interesting for the PropertyEditor. + + For handling the events of the child widgets (moving, etc.) the + handleMousePress(), etc. functions are called from the application + event filter which is implemented in MainWindow::eventFilter(). +*/ + +FormWindow::FormWindow( FormFile *f, MainWindow *mw, QWidget *parent, const char *name ) + : QWidget( parent, name, WDestructiveClose ), mainwindow( mw ), + commands( 100 ), pixInline( TRUE ), pixProject( FALSE ) +{ + ff = f; + init(); + initSlots(); +} + +FormWindow::FormWindow( FormFile *f, QWidget *parent, const char *name ) + : QWidget( parent, name, WDestructiveClose ), mainwindow( 0 ), + commands( 100 ), pixInline( TRUE ) +{ + ff = f; + init(); +} + +void FormWindow::init() +{ + setWFlags(getWFlags() & Qt::WStyle_Maximize); + + fake = qstrcmp( name(), "qt_fakewindow" ) == 0; + MetaDataBase::addEntry( this ); + ff->setFormWindow( this ); + iface = 0; + proj = 0; + propertyWidget = 0; + toolFixed = FALSE; + checkedSelectionsForMove = FALSE; + mContainer = 0; + startWidget = endWidget = 0; + currTool = POINTER_TOOL; + unclippedPainter = 0; + widgetPressed = FALSE; + drawRubber = FALSE; + setFocusPolicy( ClickFocus ); + sizePreviewLabel = 0; + checkSelectionsTimer = new QTimer( this, "checkSelectionsTimer" ); + connect( checkSelectionsTimer, SIGNAL( timeout() ), + this, SLOT( invalidCheckedSelections() ) ); + updatePropertiesTimer = new QTimer( this ); + connect( updatePropertiesTimer, SIGNAL( timeout() ), + this, SLOT( updatePropertiesTimerDone() ) ); + showPropertiesTimer = new QTimer( this ); + //!!!! + connect( showPropertiesTimer, SIGNAL( timeout() ), + this, SLOT( showPropertiesTimerDone() ) ); + selectionChangedTimer = new QTimer( this ); + connect( selectionChangedTimer, SIGNAL( timeout() ), + this, SLOT( selectionChangedTimerDone() ) ); + windowsRepaintWorkaroundTimer = new QTimer( this ); + connect( windowsRepaintWorkaroundTimer, SIGNAL( timeout() ), + this, SLOT( windowsRepaintWorkaroundTimerTimeout() ) ); + insertParent = 0; + connect( &commands, SIGNAL( undoRedoChanged( bool, bool, const QString &, const QString & ) ), + this, SIGNAL( undoRedoChanged( bool, bool, const QString &, const QString & ) ) ); + propShowBlocked = FALSE; + + setIcon( SmallIcon( "designer_form.png" , KDevDesignerPartFactory::instance()) ); + + connect( &commands, SIGNAL( modificationChanged( bool ) ), + this, SLOT( modificationChanged( bool ) ) ); + buffer = 0; + + QWidget *w = WidgetFactory::create( WidgetDatabase::idFromClassName( "QFrame" ), this ); + setMainContainer( w ); + propertyWidget = w; + targetContainer = 0; + hadOwnPalette = FALSE; + + defSpacing = BOXLAYOUT_DEFAULT_SPACING; + defMargin = BOXLAYOUT_DEFAULT_MARGIN; + hasLayoutFunc = FALSE; +} + +void FormWindow::setMainWindow( MainWindow *w ) +{ + mainwindow = w; + MetaDataBase::addEntry( this ); + initSlots(); +} + +void FormWindow::initSlots() +{ + if ( isFake() ) + return; + Q_ASSERT( project() || MainWindow::self ); + if ( !project() && !MainWindow::self ) + return; + Project *p = project() ? project() : MainWindow::self->currProject(); + if ( p && p->isCpp() ) { + QString code = formFile()->code(); + if ( code.isEmpty() ) + formFile()->setCode( formFile()->codeComment() ); + } +} + +FormWindow::~FormWindow() +{ + if ( MainWindow::self && MainWindow::self->objectHierarchy()->formWindow() == this ) + MainWindow::self->objectHierarchy()->setFormWindow( 0, 0 ); + + MetaDataBase::clear( this ); + if ( ff ) + ff->setFormWindow( 0 ); + delete iface; +} + +void FormWindow::closeEvent( QCloseEvent *e ) +{ + QGuardedPtr<FormWindow> that = this; + if ( ff->closeEvent() && ( !that || ( mainwindow && mainwindow->unregisterClient( this ) ) ) ) + e->accept(); + else + e->ignore(); +} + +void FormWindow::paintGrid( QWidget *w, QPaintEvent *e ) +{ + if ( !mainWindow() || !mainWindow()->showGrid() ) + return; + QPixmap grid; + QString grid_name; + grid_name.sprintf("FormWindowGrid_%d_%d", mainWindow()->grid().x(), mainWindow()->grid().y()); + if( !QPixmapCache::find( grid_name, grid ) ) { + grid = QPixmap( 350 + ( 350 % mainWindow()->grid().x() ), 350 + ( 350 % mainWindow()->grid().y() ) ); + grid.fill( colorGroup().color( QColorGroup::Foreground ) ); + QBitmap mask( grid.width(), grid.height() ); + mask.fill( color0 ); + QPainter p( &mask ); + p.setPen( color1 ); + for ( int y = 0; y < grid.width(); y += mainWindow()->grid().y()) { + for ( int x = 0; x < grid.height(); x += mainWindow()->grid().x() ) { + p.drawPoint( x, y ); + } + } + grid.setMask( mask ); + QPixmapCache::insert( grid_name, grid ); + } + QPainter p( w ); + p.setClipRegion( e->rect() ); + p.drawTiledPixmap( QRect( 0, 0, width(), height() ), grid ); +} + +/*! For operations like drawing a rubber band or drawing the rect + when inserting a new widget, a unclipped painter (which draws also + on child widgets) is needed. This method does all the initialization. +*/ + +void FormWindow::beginUnclippedPainter( bool doNot ) +{ + endUnclippedPainter(); + bool unclipped = testWFlags( WPaintUnclipped ); + setWFlags( WPaintUnclipped ); + unclippedPainter = new QPainter; + unclippedPainter->begin( this ); + if ( !unclipped ) + clearWFlags( WPaintUnclipped ); + if ( doNot ) { + unclippedPainter->setPen( QPen( color0, 2 ) ); + unclippedPainter->setRasterOp( NotROP ); + } +} + +/*! + Gets rid of an open unclipped painter. + + \sa beginUnclippedPainter() +*/ + +void FormWindow::endUnclippedPainter() +{ + if ( unclippedPainter ) + unclippedPainter->end(); + delete unclippedPainter; + unclippedPainter = 0; +} + +QPoint FormWindow::gridPoint( const QPoint &p ) +{ + return QPoint( ( p.x() / grid().x() ) * grid().x(), + ( p.y() / grid().y() ) * grid().y() ); +} + +void FormWindow::drawSizePreview( const QPoint &pos, const QString& text ) +{ + unclippedPainter->save(); + unclippedPainter->setPen( QPen( colorGroup().foreground(), 1 )); + unclippedPainter->setRasterOp( CopyROP ); + if ( !sizePreviewPixmap.isNull() ) + unclippedPainter->drawPixmap( sizePreviewPos, sizePreviewPixmap ); + if ( text.isNull() ) { + sizePreviewPixmap = QPixmap(); // set null again + unclippedPainter->restore(); + return; + } + QRect r = fontMetrics().boundingRect( 0, 0, 0, 0, AlignCenter, text ); + r = QRect( pos + QPoint( 10, 10 ), r.size() + QSize( 5, 5 ) ); + + checkPreviewGeometry( r ); + + sizePreviewPos = r.topLeft(); + sizePreviewPixmap = QPixmap::grabWindow( winId(), r.x(), r.y(), r.width(), r.height() ); + unclippedPainter->setBrush( QColor( 255, 255, 128 ) ); + unclippedPainter->drawRect( r ); + unclippedPainter->drawText( r, AlignCenter, text ); + unclippedPainter->restore(); +} + +void FormWindow::insertWidget() +{ + CHECK_MAINWINDOW; + if ( !insertParent ) + return; + + if ( currTool == POINTER_TOOL ) + return; + + bool useSizeHint = !oldRectValid || ( currRect.width() < 2 && currRect.height() < 2 ); + Orientation orient = Horizontal; + QString n = WidgetDatabase::className( currTool ); + if ( useSizeHint && ( n == "Spacer" || n == "QSlider" || n == "Line" || n == "QScrollBar" ) ) { + QPopupMenu m( mainWindow() ); + m.insertItem( i18n( "&Horizontal" ) ); + int ver = m.insertItem( i18n( "&Vertical" ) ); + int r = m.exec( QCursor::pos() ); + if ( r == ver ) + orient = Vertical; + } + + + QWidget *w = WidgetFactory::create( currTool, insertParent, 0, TRUE, &currRect, orient ); + if ( !w ) + return; + + if ( !savePixmapInline() && currTool == WidgetDatabase::idFromClassName( "PixmapLabel" ) ) { // ### what to do for pixmaps in project + QPixmap pix; + // we have to force the pixmap to get a new and unique serial number. Unfortunately detatch() doesn't do that + pix.convertFromImage( SmallIcon( "designer_image.png" , KDevDesignerPartFactory::instance()).convertToImage() ); + ( (QLabel*)w )->setPixmap( pix ); + } + int id = WidgetDatabase::idFromClassName( WidgetFactory::classNameOf(w) ); + if ( WidgetDatabase::isCustomWidget( id ) ) { + QWhatsThis::add( w, i18n("<b>A %1 (custom widget)</b> " + "<p>Click <b>Edit Custom Widgets...</b> in the <b>Tools|Custom</b> " + "menu to add and change custom widgets. You can add " + "properties as well as signals and slots to integrate custom widgets into " + "<i>Qt Designer</i>, and provide a pixmap which will be used to represent " + "the widget on the form.</p>") + .arg(WidgetDatabase::toolTip( id )) ); + QToolTip::add( w, i18n("A %1 (custom widget)").arg(WidgetDatabase::toolTip( id )) ); + } else { + QString tt = WidgetDatabase::toolTip( id ); + QString wt = WidgetDatabase::whatsThis( id ); + if ( !wt.isEmpty() && !tt.isEmpty() ) + QWhatsThis::add( w, QString("<b>A %1</b><p>%2</p>").arg( tt ).arg( wt ) ); + } + + QString s = w->name(); + unify( w, s, TRUE ); + w->setName( s ); + insertWidget( w ); + QRect r( currRect ); + if ( !oldRectValid || + ( currRect.width() < 2 && currRect.height() < 2 ) ) + r = QRect( rectAnchor, QSize( 0, 0 ) ); + + QPoint p = r.topLeft(); + p = mapToGlobal( p ); + p = insertParent->mapFromGlobal( p ); + r = QRect( p, r.size() ); + + if ( useSizeHint ) { + if ( n == "Spacer" ) { + if ( orient == Vertical ) { + r.setWidth( 20 ); + r.setHeight( 40 ); + } else { + r.setWidth( 40 ); + r.setHeight( 20 ); + } + } else { + r.setWidth( w->sizeHint().width() ); + r.setHeight( w->sizeHint().height() ); + } + } + + if ( r.width() < 2 * grid().x() ) + r.setWidth( 2 * grid().x() ); + if ( r.height() < 2 * grid().y() ) + r.setHeight( 2 * grid().y() ); + + const QObjectList *l = insertParent->children(); + QObjectListIt it( *l ); + QWidgetList lst; + if ( WidgetDatabase::isContainer( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( w ) ) ) ) { + for ( ; it.current(); ) { + QObject *o = it.current(); + ++it; + if ( o->isWidgetType() && + ( (QWidget*)o )->isVisibleTo( this ) && + insertedWidgets.find( (QWidget*)o ) && o != w ) { + QRect r2( ( (QWidget*)o )->pos(), + ( (QWidget*)o )->size() ); + if ( r.contains( r2 ) ) + lst.append( (QWidget*)o ); + } + } + } + + if ( !lst.isEmpty() ) { + QWidget *pw = WidgetFactory::containerOfWidget( w ); + if (pw) { + QValueList<QPoint> op, np; + for ( QWidget *i = lst.first(); i; i = lst.next() ) { + op.append( i->pos() ); + QPoint pos = pw->mapFromGlobal( i->mapToGlobal( QPoint( 0, 0 ) ) ); + pos -= r.topLeft(); + np.append( pos ); + } + + MoveCommand *mv = new MoveCommand( i18n( "Reparent Widgets" ), this, + lst, op, np, insertParent, pw ); + + if ( !toolFixed ) + mainwindow->resetTool(); + else + setCursorToAll( CrossCursor, w ); + + InsertCommand *cmd = new InsertCommand( i18n( "Insert %1" ).arg( w->name() ), this, w, r ); + + QPtrList<Command> commands; + commands.append( mv ); + commands.append( cmd ); + + MacroCommand *mc = new MacroCommand( i18n( "Insert %1" ).arg( w->name() ), this, commands ); + commandHistory()->addCommand( mc ); + mc->execute(); + } + } else { + if ( !toolFixed ) + mainwindow->resetTool(); + else + setCursorToAll( CrossCursor, w ); + + InsertCommand *cmd = new InsertCommand( i18n( "Insert %1" ).arg( w->name() ), this, w, r ); + commandHistory()->addCommand( cmd ); + cmd->execute(); + } + + TemplateWizardInterface *iface = mainWindow()->templateWizardInterface( w->className() ); + if ( iface ) { + iface->setup( w->className(), w, iFace(), mainWindow()->designerInterface() ); + iface->release(); + } +} + +void FormWindow::insertWidget( QWidget *w, bool checkName ) +{ + if ( !w ) + return; + if ( checkName ) { + QString s = w->name(); + unify( w, s, TRUE ); + w->setName( s ); + } + + MetaDataBase::addEntry( w ); + int id = WidgetDatabase::idFromClassName( WidgetFactory::classNameOf(w) ); + if ( WidgetDatabase::isCustomWidget( id ) ) { + QWhatsThis::add( w, i18n("<b>A %1 (custom widget)</b> " + "<p>Click <b>Edit Custom Widgets...</b> in the <b>Tools|Custom</b> " + "menu to add and change custom widgets. You can add " + "properties as well as signals and slots to integrate custom widgets into " + "<i>Qt Designer</i>, and provide a pixmap which will be used to represent " + "the widget on the form.</p>") + .arg(WidgetDatabase::toolTip( id )) ); + QToolTip::add( w, i18n("A %1 (custom widget)").arg(WidgetDatabase::toolTip( id )) ); + } else { + QString tt = WidgetDatabase::toolTip( id ); + QString wt = WidgetDatabase::whatsThis( id ); + if ( !wt.isEmpty() && !tt.isEmpty() ) + QWhatsThis::add( w, QString("<b>A %1</b><p>%2</p>").arg( tt ).arg( wt ) ); + } + + restoreCursors( w, this ); + widgets()->insert( w, w ); + w->show(); +} + +void FormWindow::removeWidget( QWidget *w ) +{ + MetaDataBase::removeEntry( w ); + widgets()->take( w ); +} + +void FormWindow::handleContextMenu( QContextMenuEvent *e, QWidget *w ) +{ + CHECK_MAINWINDOW; + switch ( currTool ) { + case POINTER_TOOL: { + if ( !isMainContainer( w ) && qstrcmp( w->name(), "central widget" ) != 0 ) { // press on a child widget + raiseChildSelections( w ); // raise selections and select widget + selectWidget( w ); + // if widget is laid out, find the first non-laid out super-widget + QWidget *realWidget = w; // but store the original one + while ( w->parentWidget() && + ( WidgetFactory::layoutType( w->parentWidget()) != WidgetFactory::NoLayout || + !insertedWidgets.find(w) ) ) + w = w->parentWidget(); + if ( ::qt_cast<QMainWindow*>(mainContainer()) && ((QMainWindow*)mainContainer())->centralWidget() == realWidget ) { + e->accept(); + mainwindow->popupFormWindowMenu( e->globalPos(), this ); + } else { + e->accept(); + mainwindow->popupWidgetMenu( e->globalPos(), this, realWidget); + } + } else { + e->accept(); + clearSelection(); + mainwindow->popupFormWindowMenu( e->globalPos(), this ); + } + break; } + default: + break; + } +} + +void FormWindow::handleMousePress( QMouseEvent *e, QWidget *w ) +{ + CHECK_MAINWINDOW; + checkedSelectionsForMove = FALSE; + checkSelectionsTimer->stop(); + if ( !sizePreviewLabel ) { + sizePreviewLabel = new QLabel( this ); + sizePreviewLabel->hide(); + sizePreviewLabel->setBackgroundColor( QColor( 255, 255, 128 ) ); + sizePreviewLabel->setFrameStyle( QFrame::Plain | QFrame::Box ); + } + + switch ( currTool ) { + case POINTER_TOOL: + if ( !isMainContainer( w ) && qstrcmp( w->name(), "central widget" ) != 0 ) { // press on a child widget + // if the clicked widget is not in a layout, raise it + if ( !w->parentWidget() || WidgetFactory::layoutType( w->parentWidget() ) == WidgetFactory::NoLayout ) + w->raise(); + if ( ( e->state() & ControlButton ) ) { // with control pressed, always start rubber band selection + drawRubber = TRUE; + currRect = QRect( 0, 0, -1, -1 ); + startRectDraw( mapFromGlobal( e->globalPos() ), e->globalPos(), this, Rubber ); + break; + } + + bool sel = isWidgetSelected( w ); + if ( !( ( e->state() & ControlButton ) || ( e->state() & ShiftButton ) ) ) { // control not pressed... + if ( !sel ) { // ...and widget no selectted: unselect all + clearSelection( FALSE ); + } else { // ...widget selected + // only if widget has a layout (it is a layout meta widget or a laid out container!), unselect its childs + if ( WidgetFactory::layoutType( w ) != WidgetFactory::NoLayout ) { + QObjectList *l = w->queryList( "QWidget" ); + setPropertyShowingBlocked( TRUE ); + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( !o->isWidgetType() ) + continue; + if ( insertedWidgets.find( (QWidget*)o ) ) + selectWidget( (QWidget*)o, FALSE ); + } + setPropertyShowingBlocked( FALSE ); + delete l; + } + } + qApp->processEvents(); + } + if ( ( ( e->state() & ControlButton ) || ( e->state() & ShiftButton ) ) && + sel && e->button() == LeftButton ) { // control pressed and selected, unselect widget + selectWidget( w, FALSE ); + break; + } + + raiseChildSelections( w ); // raise selections and select widget + selectWidget( w ); + + // if widget is laid out, find the first non-laid out super-widget + while ( w->parentWidget() && + ( WidgetFactory::layoutType( w->parentWidget()) != WidgetFactory::NoLayout || !insertedWidgets.find(w) ) ) + w = w->parentWidget(); + + if ( e->button() == LeftButton ) { // left button: store original geometry and more as the widget might start moving + widgetPressed = TRUE; + widgetGeom = QRect( w->pos(), w->size() ); + oldPressPos = w->mapFromGlobal( e->globalPos() ); + origPressPos = oldPressPos; + checkedSelectionsForMove = FALSE; + moving.clear(); + if ( w->parentWidget() && !isMainContainer( w->parentWidget() ) && !isCentralWidget( w->parentWidget() ) ) { + targetContainer = w->parentWidget(); + hadOwnPalette = w->parentWidget()->ownPalette(); + restorePalette = w->parentWidget()->palette(); + } + } + } else { // press was on the formwindow + if ( e->button() == LeftButton ) { // left button: start rubber selection and show formwindow properties + drawRubber = TRUE; + if ( !( ( e->state() & ControlButton ) || ( e->state() & ShiftButton ) ) ) { + clearSelection( FALSE ); + QObject *opw = propertyWidget; + propertyWidget = mainContainer(); + if ( opw->isWidgetType() ) + repaintSelection( (QWidget*)opw ); + } + currRect = QRect( 0, 0, -1, -1 ); + startRectDraw( mapFromGlobal( e->globalPos() ), e->globalPos(), this, Rubber ); + } + } + break; + case CONNECT_TOOL: + case BUDDY_TOOL: + if ( e->button() != LeftButton ) + break; + validForBuddy = FALSE; + if ( currTool == BUDDY_TOOL ) { + if ( !::qt_cast<QLabel*>(w) ) + break; + clearSelection( FALSE ); + validForBuddy = TRUE; + mainWindow()->statusMessage( i18n( "Set buddy for '%1' to..." ).arg( w->name() ) ); + } else { + mainWindow()->statusMessage( i18n( "Connect '%1' with..." ).arg( w->name() ) ); + } + saveBackground(); + startPos = mapFromGlobal( e->globalPos() ); + currentPos = startPos; + startWidget = designerWidget( w ); + endWidget = startWidget; + beginUnclippedPainter( FALSE ); + drawConnectionLine(); + break; + case ORDER_TOOL: + if ( !isMainContainer( w ) ) { // press on a child widget + orderedWidgets.removeRef( w ); + orderedWidgets.append( w ); + for ( QWidget *wid = orderedWidgets.last(); wid; wid = orderedWidgets.prev() ) { + int i = stackedWidgets.findRef( wid ); + if ( i != -1 ) { + stackedWidgets.removeRef( wid ); + stackedWidgets.insert( 0, wid ); + } + } + QWidgetList oldl = MetaDataBase::tabOrder( this ); + TabOrderCommand *cmd = new TabOrderCommand( i18n( "Change Tab Order" ), this, oldl, stackedWidgets ); + cmd->execute(); + commandHistory()->addCommand( cmd, TRUE ); + updateOrderIndicators(); + } + break; + default: // any insert widget tool + if ( e->button() == LeftButton ) { + insertParent = WidgetFactory::containerOfWidget( mainContainer() ); // default parent for new widget is the formwindow + if ( !isMainContainer( w ) ) { // press was not on formwindow, check if we can find another parent + QWidget *wid = w; + for (;;) { + int id = WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( wid ) ); + if ( ( WidgetDatabase::isContainer( id ) || wid == mainContainer() ) && + !::qt_cast<QLayoutWidget*>(wid) && !::qt_cast<QSplitter*>(wid) ) { + insertParent = WidgetFactory::containerOfWidget( wid ); // found another parent, store it + break; + } else { + wid = wid->parentWidget(); + if ( !wid ) + break; + } + } + } + startRectDraw( w->mapFromGlobal( e->globalPos() ), e->globalPos(), w, Insert ); + } + break; + } +} + +void FormWindow::handleMouseDblClick( QMouseEvent *, QWidget *w ) +{ + CHECK_MAINWINDOW; + switch ( currTool ) { + case ORDER_TOOL: + if ( !isMainContainer( w ) ) { // press on a child widget + orderedWidgets.clear(); + orderedWidgets.append( w ); + for ( QWidget *wid = orderedWidgets.last(); wid; wid = orderedWidgets.prev() ) { + int i = stackedWidgets.findRef( wid ); + if ( i != -1 ) { + stackedWidgets.removeRef( wid ); + stackedWidgets.insert( 0, wid ); + } + } + QWidgetList oldl = MetaDataBase::tabOrder( this ); + TabOrderCommand *cmd = new TabOrderCommand( i18n( "Change Tab Order" ), this, oldl, stackedWidgets ); + cmd->execute(); + commandHistory()->addCommand( cmd, TRUE ); + updateOrderIndicators(); + } + default: + if ( !WidgetFactory::isPassiveInteractor( w ) && + ( isMainContainer( w ) || w == this ) ) + mainWindow()->editSource(); + break; + } +} + +void FormWindow::handleMouseMove( QMouseEvent *e, QWidget *w ) +{ + CHECK_MAINWINDOW; + if ( ( e->state() & LeftButton ) != LeftButton ) + return; + + QWidget *newendWidget = endWidget, *oldendWidget = endWidget, *wid; + bool drawRecRect; + switch ( currTool ) { + case POINTER_TOOL: + if ( widgetPressed && allowMove( w ) ) { // we are prepated for a move + + // if widget is laid out, find the first non-laid out super-widget + while ( w->parentWidget() && + ( WidgetFactory::layoutType( w->parentWidget() ) != WidgetFactory::NoLayout || !insertedWidgets.find(w ) ) ) + w = w->parentWidget(); + + // calc correct position + QPoint pos = w->mapFromGlobal( e->globalPos() ); + +#if 0 + QPoint mpos = w->mapToParent( pos ); + // check if we are not outside the visible area, else correct coords + if ( mpos.x() < 0 ) + pos.setX( w->mapFromParent( QPoint( 0, mpos.y() ) ).x() ); + if ( mpos.y() < 0 ) + pos.setY( w->mapFromParent( QPoint( mpos.x(), 0 ) ).y() ); + if ( mpos.x() > w->parentWidget()->width() ) + pos.setX( w->mapFromParent( QPoint( w->parentWidget()->width(), mpos.y() ) ).x() ); + if ( mpos.y() > w->parentWidget()->height() ) + pos.setY( w->mapFromParent( QPoint( mpos.x(), w->parentWidget()->height() ) ).y() ); +#endif + + // calc move distance and store it + QPoint d = oldPressPos - pos; + if ( QABS( d.x() ) < grid().x() ) + d.setX( 0 ); + if ( QABS( d.y() ) < grid().y() ) + d.setY( 0 ); + if ( d.x() == 0 ) + pos.setX( oldPressPos.x() ); + if ( d.y() == 0 ) + pos.setY( oldPressPos.y() ); + oldPressPos = pos; + + // snap to grid + int x = widgetGeom.x() - d.x(); + widgetGeom.setX( x ); + x = ( x / grid().x() ) * grid().x(); + int y = widgetGeom.y() - d.y(); + widgetGeom.setY( y ); + y = ( y / grid().y() ) * grid().y(); + QPoint p = w->pos(); + + if ( x - p.x() != 0 || y - p.y() != 0 ) { // if we actually have to move + if ( !checkedSelectionsForMove ) { // if not checked yet, check if the correct widget are selected... + if ( !isWidgetSelected( w ) ) { // and unselect others. Only siblings can be moved at the same time + setPropertyShowingBlocked( TRUE ); + selectWidget( w ); + setPropertyShowingBlocked( FALSE ); + } + checkSelectionsForMove( w ); + } + + // check whether we would have to reparent the selection and highlight the possible new parent container + QMapConstIterator<QWidget*, QPoint> it = moving.begin(); + QWidget* wa = containerAt( e->globalPos(), it.key() ); + if ( wa && !isMainContainer( wa ) && !isCentralWidget( wa ) ) { + wa = WidgetFactory::containerOfWidget( wa ); + // ok, looks like we moved onto a container + + if ( wa != targetContainer ) { + if ( targetContainer ) { + if ( hadOwnPalette ) + targetContainer->setPalette( restorePalette ); + else + targetContainer->unsetPalette(); + } + targetContainer = wa; + hadOwnPalette = wa->ownPalette(); + restorePalette = wa->palette(); + wa->setPaletteBackgroundColor( wa->colorGroup().midlight() ); + } + } + else if ( targetContainer ) { + if( hadOwnPalette ) + targetContainer->setPalette( restorePalette ); + else + targetContainer->unsetPalette(); + targetContainer = 0; + } + + // finally move the selected widgets and show/update preview label + moveSelectedWidgets( x - p.x(), y - p.y() ); + sizePreviewLabel->setText( i18n( "%1/%2" ).arg( w->pos().x() ).arg( w->pos().y() ) ); + sizePreviewLabel->adjustSize(); + QRect lg( mapFromGlobal( e->globalPos() ) + QPoint( 16, 16 ), sizePreviewLabel->size() ); + checkPreviewGeometry( lg ); + sizePreviewLabel->setGeometry( lg ); + sizePreviewLabel->raise(); + sizePreviewLabel->show(); +#if defined(Q_WS_WIN32) + windowsRepaintWorkaroundTimer->start( 100, TRUE ); +#endif + } else { // if we don't need to move, do some indication + QRect lg( mapFromGlobal( e->globalPos() ) + QPoint( 16, 16 ), sizePreviewLabel->size() ); + checkPreviewGeometry( lg ); + sizePreviewLabel->move( lg.x(), lg.y() ); + } + + oldPressPos += ( p - w->pos() ); + } else if ( drawRubber ) { // draw rubber if we are in rubber-selection mode + continueRectDraw( mapFromGlobal( e->globalPos() ), e->globalPos(), this, Rubber ); + } + break; + case CONNECT_TOOL: + restoreConnectionLine(); + wid = qApp->widgetAt( e->globalPos(), TRUE ); + if ( wid ) + wid = designerWidget( wid ); + if ( wid && ( isMainContainer( wid ) || insertedWidgets.find( wid ) ) && wid->isVisibleTo( this ) ) + newendWidget = wid; + if ( ::qt_cast<QLayoutWidget*>(newendWidget) || ::qt_cast<Spacer*>(newendWidget) ) + newendWidget = (QWidget*)endWidget; + drawRecRect = newendWidget != endWidget; + if ( newendWidget && + ( isMainContainer( newendWidget ) || insertedWidgets.find( newendWidget ) ) && !isCentralWidget( newendWidget ) ) + endWidget = newendWidget; + mainWindow()->statusMessage( i18n( "Connect '%1' to '%2'" ).arg( startWidget->name() ). + arg( endWidget->name() ) ); + currentPos = mapFromGlobal( e->globalPos() ); + qApp->processEvents(); + if ( drawRecRect ) + restoreRect( QRect( mapToForm( ( (QWidget*)oldendWidget )->parentWidget(), ( (QWidget*)oldendWidget )->pos() ), + ( (QWidget*)oldendWidget )->size() ) ); + drawConnectionLine(); + break; + case BUDDY_TOOL: + if ( !validForBuddy ) + break; + restoreConnectionLine(); + wid = qApp->widgetAt( e->globalPos(), TRUE ); + if ( wid ) + wid = designerWidget( wid ); + if ( wid && canBeBuddy( wid ) && wid->isVisibleTo( this ) ) + newendWidget = wid; + else + newendWidget = 0; + if ( ::qt_cast<QLayoutWidget*>(newendWidget) || ::qt_cast<Spacer*>(newendWidget) ) + newendWidget = (QWidget*)endWidget; + drawRecRect = newendWidget != endWidget; + if ( !newendWidget ) + endWidget = newendWidget; + else if ( insertedWidgets.find( newendWidget ) && !isCentralWidget( newendWidget ) ) + endWidget = newendWidget; + if ( endWidget ) + mainWindow()->statusMessage( i18n( "Set buddy '%1' to '%2'" ).arg( startWidget->name() ). + arg( endWidget->name() ) ); + else + mainWindow()->statusMessage( i18n( "Set buddy '%1' to ..." ).arg( startWidget->name() ) ); + currentPos = mapFromGlobal( e->globalPos() ); + qApp->processEvents(); + if ( drawRecRect && oldendWidget ) + restoreRect( QRect( mapToForm( ( (QWidget*)oldendWidget )->parentWidget(), ( (QWidget*)oldendWidget )->pos() ), + ( (QWidget*)oldendWidget )->size() ) ); + drawConnectionLine(); + break; + case ORDER_TOOL: + break; + default: // we are in an insert-widget tool + if ( insertParent ) // draw insert rect + continueRectDraw( w->mapFromGlobal( e->globalPos() ), e->globalPos(), w, Insert ); + break; + } +} + +void FormWindow::handleMouseRelease( QMouseEvent *e, QWidget *w ) +{ + CHECK_MAINWINDOW; + if ( e->button() != LeftButton ) + return; + + switch ( currTool ) { + case POINTER_TOOL: + if ( widgetPressed && allowMove( w ) ) { // we moved the widget + sizePreviewLabel->hide(); + + if ( moving.isEmpty() || w->pos() == *moving.find(w) ) + break; + + // restore targetContainer + if ( targetContainer ) { + if( hadOwnPalette ) + targetContainer->setPalette( restorePalette ); + else + targetContainer->unsetPalette(); + } + + // tell property editor to update + if ( propertyWidget && propertyWidget->isWidgetType() && !isMainContainer( propertyWidget ) ) + emitUpdateProperties( propertyWidget ); + + QMapConstIterator<QWidget*,QPoint> it = moving.begin(); + QWidget *oldParent = it.key()->parentWidget(); + QWidget *newParent = oldParent; + // check whether we have to reparent the selection + QWidget* wa = containerAt( e->globalPos(), it.key() ); + if ( wa ) { + wa = WidgetFactory::containerOfWidget( wa ); + // ok, looks like we moved onto a container + + // check whether we really have different parents. + if ( wa == it.key()->parentWidget() ) + goto make_move_command; + + // break layout if necessary + if ( WidgetFactory::layoutType( wa ) != WidgetFactory::NoLayout ) { + if ( QMessageBox::information( mainWindow(), i18n( "Inserting Widget" ), + i18n( "You tried to insert a widget into the " + "layout Container Widget '%1'.\n" + "This is not possible. " + "In order to insert the widget, the layout of '%1'\n" + "must first be broken.\n" + "Break the layout or cancel the operation?" ). + arg( wa->name() ). + arg( wa->name() ), i18n( "&Break Layout" ), i18n( "&Cancel" ) ) ) + goto make_move_command; // cancel + breakLayout( wa ); + } + + // doesn't need to be a command, the MoveCommand does reparenting too + bool emitSelChanged = FALSE; + for ( QMap<QWidget*, QPoint>::Iterator it = moving.begin(); it != moving.end(); ++it ) { + QWidget *i = it.key(); + if ( !emitSelChanged && ::qt_cast<QButton*>(i) ) { + if ( ::qt_cast<QButtonGroup*>(i->parentWidget()) || ::qt_cast<QButtonGroup*>(wa) ) + emitSelChanged = TRUE; + if ( !::qt_cast<QButtonGroup*>(wa) ) { + MetaDataBase::setPropertyChanged( i, "buttonGroupId", FALSE ); + if ( ::qt_cast<QButtonGroup*>(i->parentWidget()) ) + ( (QButtonGroup*)i->parentWidget() )->remove( (QButton*)i ); + } + } + QPoint pos = wa->mapFromGlobal( i->mapToGlobal( QPoint(0,0) ) ); + i->reparent( wa, pos, TRUE ); + raiseSelection( i ); + raiseChildSelections( i ); + widgetChanged( i ); + mainWindow()->objectHierarchy()->widgetRemoved( i ); + mainWindow()->objectHierarchy()->widgetInserted( i ); + } + if ( emitSelChanged ) { + emit showProperties( wa ); + emit showProperties( propertyWidget ); + } + newParent = wa; + } + + make_move_command: + QWidgetList widgets; // collect the widgets and its old and new positions which have been moved + QValueList<QPoint> oldPos, newPos; + for ( it = moving.begin(); it != moving.end(); ++it ) { + widgets.append( it.key() ); + oldPos.append( *it ); + newPos.append( it.key()->pos() ); + } + // add move command, don't execute it, this is just a summary of the operations we did during the move-event handling + commandHistory()->addCommand( new MoveCommand( i18n( "Move" ), + this, widgets, + oldPos, newPos, oldParent, newParent ) ); + } else if ( drawRubber ) { // we were drawing a rubber selection + endRectDraw(); // get rid of the rectangle + blockSignals( TRUE ); + selectWidgets(); // select widgets which intersect the rect + blockSignals( FALSE ); + emitSelectionChanged(); // inform about selection changes + if ( propertyWidget ) + emitShowProperties( propertyWidget ); + } + break; + case CONNECT_TOOL: + case BUDDY_TOOL: + restoreConnectionLine(); + if ( startWidget ) + restoreRect( QRect( mapToForm( ( (QWidget*)startWidget )->parentWidget(), + ( (QWidget*)startWidget )->pos() ), + ((QWidget*)startWidget )->size() ) ); + if ( endWidget ) + restoreRect( QRect( mapToForm( ( (QWidget*)endWidget )->parentWidget(), + ( (QWidget*)endWidget )->pos() ), + ( (QWidget*)endWidget )->size() ) ); + endUnclippedPainter(); + qApp->processEvents(); + + if ( startWidget && endWidget ) { + if ( currTool == CONNECT_TOOL ) + editConnections(); + else if ( currTool == BUDDY_TOOL && validForBuddy && startWidget != endWidget ) { + QString oldBuddy = startWidget->property( "buddy" ).toString(); + if ( oldBuddy.isNull() ) + oldBuddy = ""; + SetPropertyCommand *cmd = new SetPropertyCommand( i18n( "Set Buddy for %1" ).arg( startWidget->name() ), + this, startWidget, mainWindow()->propertyeditor(), + "buddy", startWidget->property( "buddy" ), + endWidget->name(), endWidget->name(), + oldBuddy ); + commandHistory()->addCommand( cmd, TRUE ); + cmd->execute(); + emitUpdateProperties( startWidget ); + } + } + if ( !toolFixed ) + mainwindow->resetTool(); + startWidget = endWidget = 0; + mainWindow()->statusBar()->clear(); + break; + case ORDER_TOOL: + break; + default: // any insert widget tool is active + if ( insertParent ) { // we should insert the new widget now + endRectDraw(); + if ( WidgetFactory::layoutType( insertParent ) != WidgetFactory::NoLayout ) { + if ( QMessageBox::information( mainWindow(), i18n( "Inserting Widget" ), + i18n( "You tried to insert a widget into the " + "layout Container Widget '%1'.\n" + "This is not possible. " + "In order to insert the widget, the layout of '%1'\n" + "must first be broken.\n" + "Break the layout or cancel the operation?" ). + arg( insertParent->name() ). + arg( insertParent->name() ), i18n( "&Break Layout" ), i18n( "&Cancel" ) ) == 0 ) { + breakLayout( insertParent ); + } else { + if ( !toolFixed ) + mainWindow()->resetTool(); + break; + } + } + insertWidget(); // so do it + } + break; + } + widgetPressed = FALSE; + drawRubber = FALSE; + insertParent = 0; + delete buffer; + buffer = 0; +} + +void FormWindow::handleKeyPress( QKeyEvent *e, QWidget *w ) +{ + CHECK_MAINWINDOW; + e->ignore(); + checkSelectionsTimer->stop(); + if ( !checkedSelectionsForMove && + ( e->key() == Key_Left || + e->key() == Key_Right || + e->key() == Key_Up || + e->key() == Key_Down ) && + propertyWidget->isWidgetType() ) + checkSelectionsForMove( (QWidget*)propertyWidget ); + checkSelectionsTimer->start( 1000, TRUE ); + if ( e->key() == Key_Left || e->key() == Key_Right || + e->key() == Key_Up || e->key() == Key_Down ) { + QWidgetList widgets; + QValueList<QPoint> oldPos, newPos; + for ( WidgetSelection *s = selections.first(); s; s = selections.next() ) { + if ( s->isUsed() ) { + int dx = 0, dy = 0; + bool control = e->state() & ControlButton; + + switch ( e->key() ) { + case Key_Left: { + e->accept(); + if ( control ) + dx = -1; + else + dx = -grid().x(); + } break; + case Key_Right: { + e->accept(); + if ( control ) + dx = 1; + else + dx = grid().x(); + } break; + case Key_Up: { + e->accept(); + if ( control ) + dy = -1; + else + dy = -grid().y(); + } break; + case Key_Down: { + e->accept(); + if ( control ) + dy = 1; + else + dy = grid().y(); + } break; + default: + break; + } + + widgets.append( s->widget() ); + oldPos.append( s->widget()->pos() ); + newPos.append( s->widget()->pos() + QPoint( dx, dy ) ); + } + } + if ( !widgets.isEmpty() ) { + MoveCommand *cmd = new MoveCommand( i18n( "Move" ), this, + widgets, oldPos, newPos, 0, 0 ); + commandHistory()->addCommand( cmd, TRUE ); + cmd->execute(); + } + } + if ( !e->isAccepted() ) { + QObjectList *l = queryList( "QWidget" ); + if ( !l ) + return; + if ( l->find( w ) != -1 ) + e->accept(); + delete l; + } + +} + +void FormWindow::handleKeyRelease( QKeyEvent *e, QWidget * ) +{ + e->ignore(); +} + +void FormWindow::selectWidget( QObject *o, bool select ) +{ + CHECK_MAINWINDOW; + if ( !o->isWidgetType() ) { + // ########### do QObject stuff + return; + } + + QWidget *w = (QWidget*)o; + + if ( isMainContainer( w ) ) { + QObject *opw = propertyWidget; + propertyWidget = mainContainer(); + if ( opw->isWidgetType() ) + repaintSelection( (QWidget*)opw ); + emitShowProperties( propertyWidget ); + return; + } + + if ( ::qt_cast<QMainWindow*>(mainContainer()) && w == ( (QMainWindow*)mainContainer() )->centralWidget() ) { + QObject *opw = propertyWidget; + propertyWidget = mainContainer(); + if ( opw->isWidgetType() ) + repaintSelection( (QWidget*)opw ); + emitShowProperties( propertyWidget ); + return; + } + + if ( ::qt_cast<QDesignerToolBar*>(o) ) + return; + + if ( select ) { + QObject *opw = propertyWidget; + propertyWidget = w; + if ( opw->isWidgetType() ) + repaintSelection( (QWidget*)opw ); + if ( !isPropertyShowingBlocked() ) + emitShowProperties( propertyWidget ); + WidgetSelection *s = usedSelections.find( w ); + if ( s ) { + s->show(); + return; + } + + for ( WidgetSelection *s2 = selections.first(); s2; s2 = selections.next() ) { + if ( !s2->isUsed() ) { + s = s2; + } + } + + if ( !s ) { + s = new WidgetSelection( this, &usedSelections ); + selections.append( s ); + } + + s->setWidget( w ); + emitSelectionChanged(); + } else { + WidgetSelection *s = usedSelections.find( w ); + if ( s ) + s->setWidget( 0 ); + QObject *opw = propertyWidget; + if ( !usedSelections.isEmpty() ) + propertyWidget = QPtrDictIterator<WidgetSelection>( usedSelections ).current()->widget(); + else + propertyWidget = mainContainer(); + if ( opw->isWidgetType() ) + repaintSelection( (QWidget*)opw ); + if ( !isPropertyShowingBlocked() ) + emitShowProperties( propertyWidget ); + emitSelectionChanged(); + } +} + +QPoint FormWindow::grid() const +{ + if ( !mainWindow() || !mainWindow()->snapGrid() ) + return QPoint( 1, 1 ); + return mainWindow()->grid(); +} + +void FormWindow::updateSelection( QWidget *w ) +{ + WidgetSelection *s = usedSelections.find( w ); + if ( !w->isVisibleTo( this ) ) + selectWidget( w, FALSE ); + else if ( s ) + s->updateGeometry(); +} + +void FormWindow::raiseSelection( QWidget *w ) +{ + WidgetSelection *s = usedSelections.find( w ); + if ( s ) + s->show(); +} + +void FormWindow::repaintSelection( QWidget *w ) +{ + WidgetSelection *s = usedSelections.find( w ); + if ( s ) + s->update(); +} + +void FormWindow::clearSelection( bool changePropertyDisplay ) +{ + QPtrDictIterator<WidgetSelection> it( usedSelections ); + for ( ; it.current(); ++it ) + it.current()->setWidget( 0, FALSE ); + + usedSelections.clear(); + if ( changePropertyDisplay ) { + QObject *opw = propertyWidget; + propertyWidget = mainContainer(); + if ( opw->isWidgetType() ) + repaintSelection( (QWidget*)opw ); + emitShowProperties( propertyWidget ); + } + emitSelectionChanged(); +} + +void FormWindow::startRectDraw( const QPoint &p, const QPoint &global, QWidget *, RectType t ) +{ + QPoint pos( p ); + pos = mapFromGlobal( global ); + oldRectValid = FALSE; + beginUnclippedPainter( TRUE ); + if ( t == Rubber ) + unclippedPainter->setPen( QPen( color0, 1 ) ); + if ( t == Insert ) + rectAnchor = gridPoint( pos ); + else if ( t == Rubber ) + rectAnchor = pos; + currRect = QRect( rectAnchor, QPoint( 0, 0 ) ); + if ( t == Insert ) + drawSizePreview( pos, i18n("Use Size Hint") ); +} + +void FormWindow::continueRectDraw( const QPoint &p, const QPoint &global, QWidget *, RectType t ) +{ + QPoint pos =p; + pos = mapFromGlobal( global ); + QPoint p2; + if ( t == Insert ) + p2 = gridPoint( pos ); + else if ( t == Rubber ) + p2 = pos; + QRect r( rectAnchor, p2 ); + r = r.normalize(); + + if ( currRect == r ) { + QString t = i18n( "%1/%2" ); + t = t.arg( r.width() - 1 ).arg( r.height() - 1 ); + drawSizePreview( pos, t ); + return; + } + + if ( oldRectValid ) + unclippedPainter->drawRect( currRect ); + if ( r.width() > 1 || r.height() > 1 ) { + oldRectValid = TRUE; + currRect = r; + if ( t == Insert ) { + QString t = i18n( "%1/%2" ); + t = t.arg( r.width() - 1 ).arg( r.height() - 1 ); + drawSizePreview( pos, t ); + } + unclippedPainter->setClipRegion( QRegion( rect() ).subtract( QRect( sizePreviewPos, sizePreviewPixmap.size() ) ) ); + unclippedPainter->drawRect( currRect ); + unclippedPainter->setClipping( FALSE ); + } else { + oldRectValid = FALSE; + if ( t == Insert ) + drawSizePreview( pos, i18n("Use Size Hint") ); + } +} + +void FormWindow::endRectDraw() +{ + if ( !unclippedPainter ) + return; + + if ( oldRectValid ) + unclippedPainter->drawRect( currRect ); + drawSizePreview( QPoint(-1,-1), QString::null ); + endUnclippedPainter(); +} + +void FormWindow::selectWidgets() +{ + QObjectList *l = mainContainer()->queryList( "QWidget" ); + if ( l ) { + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( ( (QWidget*)o )->isVisibleTo( this ) && + insertedWidgets[ (void*)o ] ) { + QPoint p = ( (QWidget*)o )->mapToGlobal( QPoint(0,0) ); + p = mapFromGlobal( p ); + QRect r( p, ( (QWidget*)o )->size() ); + if ( r.intersects( currRect ) && !r.contains( currRect ) ) + selectWidget( (QWidget*)o ); + } + } + delete l; + } + emitSelectionChanged(); +} + +bool FormWindow::isWidgetSelected( QObject *w ) +{ + if ( w->isWidgetType() ) + return usedSelections.find( (QWidget*)w ) != 0; + return FALSE; // #### do stuff for QObjects +} + +void FormWindow::moveSelectedWidgets( int dx, int dy ) +{ + QPtrDictIterator<WidgetSelection> it( usedSelections ); + for ( ; it.current(); ++it ) { + WidgetSelection *s = it.current(); + QWidget *w = s->widget(); + if ( w->parentWidget() && WidgetFactory::layoutType( w->parentWidget() ) != WidgetFactory::NoLayout ) + continue; + w->move( w->x() + dx, w->y() + dy ); + s->updateGeometry(); + updateChildSelections( w ); + } +} + +CommandHistory *FormWindow::commandHistory() +{ + return &commands; +} + +void FormWindow::undo() +{ + commandHistory()->undo(); +} + +void FormWindow::redo() +{ + commandHistory()->redo(); +} + +void FormWindow::raiseChildSelections( QWidget *w ) +{ + QObjectList *l = w->queryList( "QWidget" ); + if ( !l || !l->first() ) { + delete l; + return; + } + + QPtrDictIterator<WidgetSelection> it( usedSelections ); + for ( ; it.current(); ++it ) { + if ( l->findRef( it.current()->widget() ) != -1 ) + it.current()->show(); + } + delete l; +} + +void FormWindow::updateChildSelections( QWidget *w ) +{ + QObjectList *l = w->queryList( "QWidget" ); + if ( l ) { + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( o->isWidgetType() && + insertedWidgets.find( (QWidget*)o ) ) + updateSelection( (QWidget*)o ); + } + delete l; + } +} + +void FormWindow::checkSelectionsForMove( QWidget *w ) +{ + checkedSelectionsForMove = TRUE; + + QObjectList *l = w->parentWidget()->queryList( "QWidget", 0, FALSE, FALSE ); + moving.clear(); + if ( l ) { + QPtrDictIterator<WidgetSelection> it( usedSelections ); + WidgetSelection *sel; + while ( ( sel = it.current() ) != 0 ) { + if ( it.current()->widget() == mainContainer() ) + continue; + ++it; + if ( l->find( sel->widget() ) == -1 ) { + if ( WidgetFactory::layoutType( w ) == WidgetFactory::NoLayout ) + sel->setWidget( 0 ); + } else { + if ( WidgetFactory::layoutType( sel->widget()->parentWidget() ) == WidgetFactory::NoLayout ) { + moving.insert( sel->widget(), sel->widget()->pos() ); + sel->widget()->raise(); + raiseChildSelections( sel->widget() ); + raiseSelection( sel->widget() ); + } + } + } + delete l; + } +} + +void FormWindow::deleteWidgets() +{ + CHECK_MAINWINDOW; + QWidgetList widgets; + QPtrDictIterator<WidgetSelection> it( usedSelections ); + for ( ; it.current(); ++it ) { + QWidget *tb = 0; + if ( !( tb = mainWindow()->isAToolBarChild( it.current()->widget() ) ) ) + widgets.append( it.current()->widget() ); + else + ( (QDesignerToolBar*)tb )->removeWidget( it.current()->widget() ); + } + + if ( widgets.isEmpty() ) + return; + + DeleteCommand *cmd = new DeleteCommand( i18n( "Delete" ), this, widgets ); + commandHistory()->addCommand( cmd ); + cmd->execute(); +} + +void FormWindow::editAdjustSize() +{ + QPtrList<Command> commands; + QWidgetList widgets = selectedWidgets(); + if ( widgets.isEmpty() ) { + QRect oldr = geometry(); + mainContainer()->adjustSize(); + resize( mainContainer()->size() ); + // check whether our own size constraint hit us + if ( size() != mainContainer()->size() ) + mainContainer()->resize( size() ); + QRect nr = geometry(); + if ( oldr != nr ) { + ResizeCommand *cmd = new ResizeCommand( i18n( "Adjust Size" ), this, this, oldr, nr ); + commandHistory()->addCommand( cmd ); + } + return; + } + for ( QWidget* w = widgets.first(); w; w = widgets.next() ) { + if ( w->parentWidget() && WidgetFactory::layoutType( w->parentWidget() ) != WidgetFactory::NoLayout ) + continue; + QRect oldr = w->geometry(); + w->adjustSize(); + QRect nr = w->geometry(); + if ( oldr != nr ) + commands.append( new ResizeCommand( i18n("Adjust Size"), this, w, oldr, nr ) ); + } + + if ( commands.isEmpty() ) + return; + for ( WidgetSelection *s = selections.first(); s; s = selections.next() ) + s->updateGeometry(); + + MacroCommand *cmd = new MacroCommand( i18n( "Adjust Size" ), this, commands ); + commandHistory()->addCommand( cmd ); +} + + +QWidgetList FormWindow::selectedWidgets() const +{ + QWidgetList widgets; + QPtrDictIterator<WidgetSelection> it( usedSelections ); + for ( ; it.current(); ++it ) + widgets.append( it.current()->widget() ); + return widgets; +} + +void FormWindow::widgetChanged( QObject *w ) +{ + if ( w->isWidgetType() ) + updateSelection( (QWidget*)w ); + // ########## do QObject stuff +} + +QLabel *FormWindow::sizePreview() const +{ + if ( !sizePreviewLabel ) { + ( (FormWindow*)this )->sizePreviewLabel = new QLabel( (FormWindow*)this ); + ( (FormWindow*)this )->sizePreviewLabel->hide(); + ( (FormWindow*)this )->sizePreviewLabel->setBackgroundColor( QColor( 255, 255, 128 ) ); + ( (FormWindow*)this )->sizePreviewLabel->setFrameStyle( QFrame::Plain | QFrame::Box ); + } + return sizePreviewLabel; +} + +void FormWindow::invalidCheckedSelections() +{ + checkedSelectionsForMove = FALSE; +} + +void FormWindow::checkPreviewGeometry( QRect &r ) +{ + if ( !rect().contains( r ) ) { + if ( r.left() < rect().left() ) + r.moveTopLeft( QPoint( 0, r.top() ) ); + if ( r.right() > rect().right() ) + r.moveBottomRight( QPoint( rect().right(), r.bottom() ) ); + if ( r.top() < rect().top() ) + r.moveTopLeft( QPoint( r.left(), rect().top() ) ); + if ( r.bottom() > rect().bottom() ) + r.moveBottomRight( QPoint( r.right(), rect().bottom() ) ); + } +} + +void FormWindow::focusInEvent( QFocusEvent * ){ + + if (ff) + ff->checkTimeStamp(); +} + +void FormWindow::focusOutEvent( QFocusEvent * ) +{ + if ( propertyWidget && !isMainContainer( propertyWidget ) && !isWidgetSelected( propertyWidget ) ) { + QObject *opw = propertyWidget; + propertyWidget = mainContainer(); + if ( opw->isWidgetType() ) + repaintSelection( (QWidget*)opw ); + } +} + +void FormWindow::resizeEvent( QResizeEvent *e ) +{ + QWidget::resizeEvent( e ); + if ( currTool == ORDER_TOOL ) + repositionOrderIndicators(); + if ( isVisible() ) + formFile()->setModified( TRUE, FormFile::WFormWindow ); + +#if defined(Q_WS_WIN32) + windowsRepaintWorkaroundTimer->start( 100, TRUE ); +#endif +} + +void FormWindow::windowsRepaintWorkaroundTimerTimeout() +{ +#if defined(Q_WS_WIN32) + QObjectList *l = queryList( "QWidget" ); + for ( QObject *o = l->first(); o; o = l->next() ) { + flickerfree_update( (QWidget*)o ); + } + flickerfree_update( this ); + delete l; +#endif +} + +QPtrDict<QWidget> *FormWindow::widgets() +{ + return &insertedWidgets; +} + +QWidget *FormWindow::designerWidget( QObject *o ) const +{ + if ( !o || !o->isWidgetType() ) + return 0; + QWidget *w = (QWidget*)o; + while ( w && !isMainContainer( w ) && !insertedWidgets[ (void*)w ] || isCentralWidget( w ) ) + w = (QWidget*)w->parent(); + return w; +} + +void FormWindow::emitShowProperties( QObject *w ) +{ + if ( w ) { + QObject *opw = propertyWidget; + propertyWidget = w; + if ( opw->isWidgetType() ) + repaintSelection( (QWidget*)opw ); + } + showPropertiesTimer->stop(); +// showPropertiesTimer->start( 0, TRUE ); + showPropertiesTimerDone(); +} + +void FormWindow::emitUpdateProperties( QObject *w ) +{ + if ( w == propertyWidget ) { + updatePropertiesTimer->stop(); + updatePropertiesTimer->start( 0, TRUE ); + } +} + +void FormWindow::emitSelectionChanged() +{ + selectionChangedTimer->stop(); + selectionChangedTimer->start( 0, TRUE ); +} + +void FormWindow::updatePropertiesTimerDone() +{ + CHECK_MAINWINDOW; + if ( propertyWidget && mainWindow()->formWindow() == this ) + emit updateProperties( propertyWidget ); +} + +void FormWindow::showPropertiesTimerDone() +{ + CHECK_MAINWINDOW; + if ( propertyWidget && mainWindow()->formWindow() == this ) + emit showProperties( propertyWidget ); +} + +void FormWindow::selectionChangedTimerDone() +{ + emit selectionChanged(); +} + +void FormWindow::currentToolChanged() +{ + CHECK_MAINWINDOW; + toolFixed = FALSE; + int t = mainwindow->currentTool(); + if ( currTool == t && t != ORDER_TOOL ) + return; + + // tool cleanup + switch ( currTool ) { + case ORDER_TOOL: + hideOrderIndicators(); + break; + case CONNECT_TOOL: + case BUDDY_TOOL: + restoreConnectionLine(); + if ( startWidget ) + restoreRect( QRect( mapToForm( ( (QWidget*)startWidget )->parentWidget(), + ( (QWidget*)startWidget )->pos() ), + ( (QWidget*)startWidget )->size() ) ); + if ( endWidget ) + restoreRect( QRect( mapToForm( ( (QWidget*)endWidget )->parentWidget(), + ( (QWidget*)endWidget )->pos() ), + ( (QWidget*)endWidget )->size() ) ); + endUnclippedPainter(); + break; + case POINTER_TOOL: + break; + default: + if ( insertParent ) + endRectDraw(); + break; + } + + startWidget = endWidget = 0; + widgetPressed = FALSE; + drawRubber = FALSE; + insertParent = 0; + delete buffer; + buffer = 0; + + currTool = t; + + if ( hasFocus() ) + clearSelection( FALSE ); + + mainWindow()->statusBar()->clear(); + + // tool setup + switch ( currTool ) { + case POINTER_TOOL: + if ( propertyWidget && !isMainContainer( propertyWidget ) && !isWidgetSelected( propertyWidget ) ) + emitShowProperties( mainContainer() ); + restoreCursors( this, this ); + break; + case ORDER_TOOL: + if ( mainWindow()->formWindow() == this ) { + mainWindow()->statusMessage( i18n( "Click widgets to change the tab order...") ); + orderedWidgets.clear(); + showOrderIndicators(); + if ( mainWindow()->formWindow() == this ) + emitShowProperties( mainContainer() ); + setCursorToAll( ArrowCursor, this ); + } + break; + case CONNECT_TOOL: + case BUDDY_TOOL: + if ( currTool == CONNECT_TOOL ) + mainWindow()->statusMessage( i18n( "Drag a line to create a connection...") ); + else + mainWindow()->statusMessage( i18n( "Drag a line to set a buddy...") ); + setCursorToAll( CrossCursor, this ); + if ( mainWindow()->formWindow() == this ) + emitShowProperties( mainContainer() ); + break; + default: + mainWindow()->statusMessage( i18n( "Click on the form to insert a %1..." ).arg( WidgetDatabase::toolTip( currTool ).lower() ) ); + setCursorToAll( CrossCursor, this ); + if ( mainWindow()->formWindow() == this ) + emitShowProperties( mainContainer() ); + break; + } +} + +void FormWindow::showOrderIndicators() +{ + hideOrderIndicators(); + orderIndicators.setAutoDelete( TRUE ); + QObjectList *l = mainContainer()->queryList( "QWidget" ); + stackedWidgets = MetaDataBase::tabOrder( this ); + if ( l ) { + int order = 1; + for ( QObject *o = l->first(); o; o = l->next() ) { + QWidget* w = (QWidget*) o; + if ( w->isShown() && + insertedWidgets[ (void*)w ] && + w->focusPolicy() != NoFocus ) { + OrderIndicator* ind = new OrderIndicator( order++, w, this ); + orderIndicators.append( ind ); + if ( stackedWidgets.findRef( w ) == -1 ) + stackedWidgets.append( w ); + } + } + delete l; + } + updateOrderIndicators(); +} + +void FormWindow::hideOrderIndicators() +{ + orderIndicators.clear(); +} + +void FormWindow::updateOrderIndicators() +{ + int order = 1; + for ( QWidget *w = stackedWidgets.first(); w; w = stackedWidgets.next() ) { + for ( OrderIndicator* i = orderIndicators.first(); i; i = orderIndicators.next() ) + i->setOrder( order, w ); + order++; + } +} + +void FormWindow::repositionOrderIndicators() +{ + for ( OrderIndicator* i = orderIndicators.first(); i; i = orderIndicators.next() ) + i->reposition(); +} + + +void FormWindow::updateUndoInfo() +{ + commandHistory()->emitUndoRedo(); +} + +bool FormWindow::checkCustomWidgets() +{ + QStringList missingCustomWidgets; + QPtrDictIterator<QWidget> it( insertedWidgets ); + for ( ; it.current(); ++it ) { + if ( it.current()->isA( "CustomWidget" ) ) { + QString className = WidgetFactory::classNameOf( it.current() ); + if ( !MetaDataBase::hasCustomWidget( className ) ) + missingCustomWidgets << className; + } + } + + if ( !missingCustomWidgets.isEmpty() ) { + QString txt = i18n( "The following custom widgets are used in '%1',\n" + "but are not known to Qt Designer:\n" ).arg( name() ); + for ( QStringList::Iterator sit = missingCustomWidgets.begin(); sit != missingCustomWidgets.end(); ++sit ) + txt += " " + *sit + "\n"; + txt += i18n( "If you save this form and generate code for it using uic, \n" + "the generated code will not compile.\n" + "Do you want to save this form now?" ); + if ( QMessageBox::information( mainWindow(), i18n( "Save Form" ), txt ) == 1 ) + return FALSE; + } + return TRUE; +} + +void FormWindow::setPropertyShowingBlocked( bool b ) +{ + propShowBlocked = b; +} + +bool FormWindow::isPropertyShowingBlocked() const +{ + return propShowBlocked; +} + +int FormWindow::numSelectedWidgets() const +{ + return usedSelections.count(); +} + +QString FormWindow::copy() +{ + CHECK_MAINWINDOW_VALUE( QString::null ); + Resource resource( mainWindow() ); + resource.setWidget( this ); + return resource.copy(); +} + +void FormWindow::lowerWidgets() +{ + QWidgetList widgets; + QPtrDictIterator<WidgetSelection> it( usedSelections ); + for ( ; it.current(); ++it ) + widgets.append( it.current()->widget() ); + + LowerCommand *cmd = new LowerCommand( i18n( "Lower" ), this, widgets ); + cmd->execute(); + commandHistory()->addCommand( cmd ); +} + +void find_accel( const QString &txt, QMap<QChar, QWidgetList > &accels, QWidget *w ) +{ + int i = txt.find( "&" ); + if ( i == -1 ) + return; + QChar c = txt[ i + 1 ]; + if ( c.isNull() || c == '&' ) + return; + c = c.lower(); + QMap<QChar, QWidgetList >::Iterator it = accels.find( c ); + if ( it == accels.end() ) { + QWidgetList wl; + wl.append( w ); + accels.insert( c, wl ); + } else { + QWidgetList *wl = &*it; + wl->append( w ); + } +} + +void FormWindow::checkAccels() +{ + CHECK_MAINWINDOW; + QMap<QChar, QWidgetList > accels; + QObjectList *l = mainContainer()->queryList( "QWidget" ); + if ( l ) { + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( ( (QWidget*)o )->isVisibleTo( this ) && + insertedWidgets[ (void*)o ] ) { + QWidget *w = (QWidget*)o; + const QMetaProperty* text = + w->metaObject()->property( w->metaObject()->findProperty( "text", TRUE ), TRUE ); + const QMetaProperty* title = + w->metaObject()->property( w->metaObject()->findProperty( "title", TRUE ), TRUE ); + const QMetaProperty* pageTitle = + w->metaObject()->property( w->metaObject()->findProperty( "pageTitle", TRUE ), TRUE ); + if ( text ) + find_accel( w->property( "text" ).toString(), accels, w ); + if ( title ) + find_accel( w->property( "title" ).toString(), accels, w ); + if ( pageTitle ) + find_accel( w->property( "pageTitle" ).toString(), accels, w ); + } else if ( ::qt_cast<MenuBarEditor*>(o) ) { + ((MenuBarEditor *)o)->checkAccels( accels ); + } + } + delete l; + } + + bool ok = TRUE; + QWidget *wid; + for ( QMap<QChar, QWidgetList >::Iterator it = accels.begin(); it != accels.end(); ++it ) { + if ( (*it).count() > 1 ) { + ok = FALSE; + switch ( QMessageBox::information( mainWindow(), i18n( "Check Accelerators" ), + i18n( "Accelerator '%1' is used once.", "Accelerator '%1' is used %n times.", (*it).count() + ).arg( it.key().upper() ), + i18n( "&Select" ), + i18n( "&Cancel" ), QString::null, 2 ) ) { + case 0: // select + clearSelection( FALSE ); + for ( wid = (*it).first(); wid; wid = (*it).next() ) + selectWidget( wid, TRUE ); + return; + case 1: // cancel + return; + } + } + } + + if ( ok ) + QMessageBox::information( mainWindow(), i18n( "Check Accelerators" ), + i18n( "No accelerator is used more than once." ) ); +} + +void FormWindow::raiseWidgets() +{ + QWidgetList widgets; + QPtrDictIterator<WidgetSelection> it( usedSelections ); + for ( ; it.current(); ++it ) + widgets.append( it.current()->widget() ); + + RaiseCommand *cmd = new RaiseCommand( i18n( "Raise" ), this, widgets ); + cmd->execute(); + commandHistory()->addCommand( cmd ); +} + +void FormWindow::paste( const QString &cb, QWidget *parent ) +{ + CHECK_MAINWINDOW; + Resource resource( mainWindow() ); + resource.setWidget( this ); + resource.paste( cb, parent ); +} + +void FormWindow::selectAll() +{ + checkedSelectionsForMove = FALSE; + blockSignals( TRUE ); + QObjectList *l = mainContainer()->queryList( "QWidget" ); + if ( l ) { + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( ( (QWidget*)o )->isVisibleTo( this ) && + insertedWidgets[ (void*)o ] ) { + selectWidget( (QWidget*)o ); + } + } + delete l; + } + + blockSignals( FALSE ); + emitSelectionChanged(); + if ( propertyWidget ) + emitShowProperties( propertyWidget ); + emitSelectionChanged(); +} + +void FormWindow::layoutHorizontal() +{ + QWidgetList widgets( selectedWidgets() ); + LayoutHorizontalCommand *cmd = new LayoutHorizontalCommand( i18n( "Lay Out Horizontally" ), + this, mainContainer(), 0, widgets ); + clearSelection( FALSE ); + commandHistory()->addCommand( cmd ); + cmd->execute(); +} + +void FormWindow::layoutVertical() +{ + QWidgetList widgets( selectedWidgets() ); + LayoutVerticalCommand *cmd = new LayoutVerticalCommand( i18n( "Lay Out Vertically" ), + this, mainContainer(), 0, widgets ); + clearSelection( FALSE ); + commandHistory()->addCommand( cmd ); + cmd->execute(); +} + +void FormWindow::layoutHorizontalSplit() +{ + QWidgetList widgets( selectedWidgets() ); + LayoutHorizontalSplitCommand *cmd = new LayoutHorizontalSplitCommand( i18n( "Lay Out Horizontally (in splitter)" ), + this, mainContainer(), 0, widgets ); + clearSelection( FALSE ); + commandHistory()->addCommand( cmd ); + cmd->execute(); +} + +void FormWindow::layoutVerticalSplit() +{ + QWidgetList widgets( selectedWidgets() ); + LayoutVerticalSplitCommand *cmd = new LayoutVerticalSplitCommand( i18n( "Lay Out Vertically (in splitter)" ), + this, mainContainer(), 0, widgets ); + clearSelection( FALSE ); + commandHistory()->addCommand( cmd ); + cmd->execute(); +} + +void FormWindow::layoutGrid() +{ + int xres = grid().x(); + int yres = grid().y(); + + QWidgetList widgets( selectedWidgets() ); + LayoutGridCommand *cmd = new LayoutGridCommand( i18n( "Lay Out in a Grid" ), + this, mainContainer(), 0, widgets, xres, yres ); + clearSelection( FALSE ); + commandHistory()->addCommand( cmd ); + cmd->execute(); +} + +void FormWindow::layoutHorizontalContainer( QWidget *w ) +{ + if ( w == this ) + w = mainContainer(); + QObjectList *l = (QObjectList*)WidgetFactory::containerOfWidget(w)->children(); + if ( !l ) + return; + QWidgetList widgets; + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( o->isWidgetType() && + ( (QWidget*)o )->isVisibleTo( this ) && + insertedWidgets.find( (QWidget*)o ) ) + widgets.append( (QWidget*)o ); + } + LayoutHorizontalCommand *cmd = new LayoutHorizontalCommand( i18n( "Lay Out Children Horizontally" ), + this, mainContainer(), w, widgets ); + clearSelection( FALSE ); + commandHistory()->addCommand( cmd ); + cmd->execute(); +} + +void FormWindow::layoutVerticalContainer( QWidget *w ) +{ + if ( w == this ) + w = mainContainer(); + QObjectList *l = (QObjectList*)WidgetFactory::containerOfWidget(w)->children(); + if ( !l ) + return; + QWidgetList widgets; + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( o->isWidgetType() && + ( (QWidget*)o )->isVisibleTo( this ) && + insertedWidgets.find( (QWidget*)o ) ) + widgets.append( (QWidget*)o ); + } + LayoutVerticalCommand *cmd = new LayoutVerticalCommand( i18n( "Lay Out Children Vertically" ), + this, mainContainer(), w, widgets ); + clearSelection( FALSE ); + commandHistory()->addCommand( cmd ); + cmd->execute(); +} + +void FormWindow::layoutGridContainer( QWidget *w ) +{ + if ( w == this ) + w = mainContainer(); + int xres = grid().x(); + int yres = grid().y(); + + QObjectList *l = (QObjectList*)WidgetFactory::containerOfWidget(w)->children(); + if ( !l ) + return; + QWidgetList widgets; + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( o->isWidgetType() && + ( (QWidget*)o )->isVisibleTo( this ) && + insertedWidgets.find( (QWidget*)o ) ) + widgets.append( (QWidget*)o ); + } + LayoutGridCommand *cmd = new LayoutGridCommand( i18n( "Lay Out Children in a Grid" ), + this, mainContainer(), w, widgets, xres, yres ); + clearSelection( FALSE ); + commandHistory()->addCommand( cmd ); + cmd->execute(); +} + +void FormWindow::breakLayout( QWidget *w ) +{ + if ( w == this ) + w = mainContainer(); + w = WidgetFactory::containerOfWidget( w ); + QPtrList<Command> commands; + + for (;;) { + if ( !w || w == this ) + break; + if ( WidgetFactory::layoutType( w ) != WidgetFactory::NoLayout && + WidgetDatabase::isContainer( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( w ) ) ) ) { + Command *cmd = breakLayoutCommand( w ); + if ( cmd ) + commands.insert( 0, cmd ); + if ( !::qt_cast<QLayoutWidget*>(w) && !::qt_cast<QSplitter*>(w) ) + break; + } + w = w->parentWidget(); + } + + if ( commands.isEmpty() ) + return; + + clearSelection( FALSE ); + MacroCommand *cmd = new MacroCommand( i18n( "Break Layout" ), this, commands ); + commandHistory()->addCommand( cmd ); + cmd->execute(); +} + +BreakLayoutCommand *FormWindow::breakLayoutCommand( QWidget *w ) +{ + CHECK_MAINWINDOW_VALUE( 0 ); + QObjectList *l = (QObjectList*)w->children(); + if ( !l ) + return 0; + + QWidgetList widgets; + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( o->isWidgetType() && + !mainWindow()->isAToolBarChild( (QWidget*)o ) && + ( (QWidget*)o )->isVisibleTo( this ) && + insertedWidgets.find( (QWidget*)o ) ) + widgets.append( (QWidget*)o ); + } + return new BreakLayoutCommand( i18n( "Break Layout" ), this, WidgetFactory::widgetOfContainer( w ), widgets ); +} + +int FormWindow::numVisibleWidgets() const +{ + QPtrDictIterator<QWidget> it( insertedWidgets ); + int visible = 0; + for ( ; it.current(); ++it ) { + if ( it.current()->isVisibleTo( (FormWindow*)this ) ) + visible++; + } + return visible; +} + +bool FormWindow::hasInsertedChildren( QWidget *w ) const +{ + if ( !w ) + return FALSE; + w = WidgetFactory::containerOfWidget( w ); + if ( !w ) + return FALSE; + QObjectList *l = w->queryList( "QWidget" ); + if ( !l || !l->first() ) { + delete l; + return FALSE; + } + + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( o->isWidgetType() && + ( (QWidget*)o )->isVisibleTo( (FormWindow*)this ) && + insertedWidgets.find( (QWidget*)o ) ) { + delete l; + return TRUE; + } + } + + delete l; + return FALSE; +} + +bool FormWindow::allowMove( QWidget *w ) +{ + w = w->parentWidget(); + while ( w ) { + if ( ( isMainContainer( w ) || insertedWidgets.find( w ) ) && WidgetFactory::layoutType( w ) == WidgetFactory::NoLayout ) + return TRUE; + w = w->parentWidget(); + } + return FALSE; +} + + +void FormWindow::editConnections() +{ + CHECK_MAINWINDOW; + buffer = 0; + if ( !startWidget || !endWidget ) + return; + + ConnectionDialog dlg( mainwindow ); + mainWindow()->statusMessage( i18n( "Edit connections...") ); + dlg.addConnection( startWidget, endWidget, QString::null, QString::null ); + QTimer::singleShot( 0, &dlg, SLOT(ensureConnectionVisible()) ); + dlg.exec(); +} + +void FormWindow::saveBackground() +{ + if ( buffer ) + delete buffer; + buffer = new QPixmap( width(), height() ); + *buffer = QPixmap::grabWindow( winId() ); +} + +void FormWindow::restoreConnectionLine() +{ + if (!unclippedPainter || !buffer) // designer will occasionally crash if buffer is not tested to be non-zero + return; + + int a =QABS( startPos.x() - currentPos.x() ); + int b = QABS( startPos.y() - currentPos.y() ); + QRect r( startPos, currentPos ); + + if ( a < 32 || b < 32 ) { // special case: vertical or horizontal line + r = r.normalize(); + unclippedPainter->drawPixmap( r.x() - 2, r.y() - 2, *buffer, + r.x() - 2, r.y() - 2, r.width() + 4, r.height() + 4 ); + return; + } + + if ( a <= 0 ) + a = 1; + if ( b <= 0 ) + b = 1; + int w, h; + if ( b > a ) { + h = 64; + w = ( a * h ) / b; + } else { + w = 64; + h = ( b * w ) / a; + } + + int dx = 2 * w / 3; + int dy = 2 * h / 3; + QPoint p( startPos ); + + if ( r.x() > r.right() ) { + dx = dx * -1; + p.setX( p.x() - 64 ); + r.moveBy( -64, 0 ); + } + if ( r.y() > r.bottom() ) { + dy = dy * -1; + p.setY( p.y() - 64 ); + r.moveBy( 0, -64 ); + } + + w = h = 64; + r = r.normalize(); + while ( r.contains( p ) ) { + unclippedPainter->drawPixmap( p, *buffer, QRect( p, QSize( w, h ) ) ); + unclippedPainter->setPen( red ); + p.setX( p.x() + dx ); + p.setY( p.y() + dy ); + } + + unclippedPainter->drawPixmap( startPos.x() - 10, startPos.y() - 10, *buffer, + startPos.x() - 10, startPos.y() - 10, 20, 20 ); +} + +void FormWindow::restoreRect( const QRect &rect ) +{ + if (!unclippedPainter || !buffer) + return; + + QRect r( rect ); + r = r.normalize(); + + r = QRect( r.x() + 2, r.y() + 2, r.width() - 4, r.height() - 4 ); + + unclippedPainter->drawPixmap( r.x() - 2, r.y() - 2, *buffer, r.x() - 2, r.y() - 2, r.width() + 4, 4 ); + unclippedPainter->drawPixmap( r.x() - 2, r.y() - 2, *buffer, r.x() - 2, r.y() - 2, 4, r.height() + 4 ); + unclippedPainter->drawPixmap( r.x() - 2, r.y() + r.height() - 3, *buffer, r.x() - 2, r.y() + r.height() - 3, r.width() + 4, 5 ); + unclippedPainter->drawPixmap( r.x() + r.width() - 2, r.y(), *buffer, r.x() + r.width() - 2, r.y(), 4, r.height() + 4 ); +} + +void FormWindow::drawConnectionLine() +{ + if ( !unclippedPainter ) + return; + + unclippedPainter->setPen( QPen( white, 2 ) ); + unclippedPainter->drawLine( startPos, currentPos ); + if ( validForBuddy ) + unclippedPainter->setPen( QPen( darkRed, 1 ) ); + else + unclippedPainter->setPen( QPen( darkCyan, 1 ) ); + unclippedPainter->drawLine( startPos, currentPos ); + + if ( validForBuddy ) + unclippedPainter->setPen( QPen( darkGreen, 1 ) ); + else + unclippedPainter->setPen( QPen( magenta, 1 ) ); + if ( startWidget ) { + QWidget *s = (QWidget*)startWidget; + QPoint p = mapToForm( s, QPoint(0,0) ); + unclippedPainter->drawRect( QRect( p + QPoint( 2, 2 ), s->size() - QSize( 4, 4 ) ) ); + } + if ( endWidget ) { + QWidget *e = (QWidget*)endWidget; + QPoint p = mapToForm( e, QPoint(0,0) ); + unclippedPainter->drawRect( QRect( p + QPoint( 2, 2 ), e->size() - QSize( 4, 4 ) ) ); + } +} + +QString FormWindow::fileName() const +{ + return ff->absFileName(); +} + +void FormWindow::setFileName( const QString &fn ) +{ + ff->setFileName( fn ); + emit fileNameChanged( ff->fileName(), this ); +} + +void FormWindow::modificationChanged( bool m ) +{ + emit modificationChanged( m, this ); + emit modificationChanged( m, ff->fileName() ); +} + +bool FormWindow::unify( QObject *w, QString &s, bool changeIt ) +{ + bool found = !isMainContainer( w ) && qstrcmp( name(), s.latin1() ) == 0; + if ( !found ) { + QString orig = s; + int num = 1; + QPtrDictIterator<QWidget> it( insertedWidgets ); + for ( ; it.current();) { + if ( it.current() != w && + qstrcmp( it.current()->name(), s.latin1() ) == 0 ) { + found = TRUE; + if ( !changeIt ) + break; + s = orig + "_" + QString::number( ++num ); + it.toFirst(); + } else { + ++it; + } + } + if ( !found ) { + QPtrList<QAction> al; + QAction *a = 0; + for ( a = actions.first(); a; a = actions.next() ) { + QObjectList *l = a->queryList( "QAction" ); + al.append( a ); + for ( QObject *ao = l->first(); ao; ao = l->next() ) + al.append( (QAction*)ao ); + delete l; + } + for ( a = al.first(); a; a = al.next() ) { + if ( a != w && + qstrcmp( a->name(), s.latin1() ) == 0 ) { + found = TRUE; + if ( !changeIt ) + break; + s = orig + "_" + QString::number( ++num ); + a = actions.first(); + } + } + } + if ( ::qt_cast<QMainWindow*>(mainContainer()) && !found ) { + QObjectList *l = mainContainer()->queryList( "PopupMenuEditor" ); + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( o != w && + qstrcmp ( o->name(), s.latin1() ) == 0 ) { + found = TRUE; + if ( !changeIt ) + break; + s = orig + "_" + QString::number( ++num ); + o = l->first(); + } + } + delete l; + } + if ( ::qt_cast<QMainWindow*>(mainContainer()) ) { + if ( !found ) { + QObjectList *l = mainContainer()->queryList( "QDockWindow", 0, TRUE ); + for ( QObject *o = l->first(); o; o = l->next() ) { + if ( o != w && + qstrcmp( o->name(), s.latin1() ) == 0 ) { + found = TRUE; + if ( !changeIt ) + break; + s = orig + "_" + QString::number( ++num ); + o = l->first(); + } + } + delete l; + } + } + } + + if ( !found ) + return TRUE; + return FALSE; +} + +bool FormWindow::isCustomWidgetUsed( MetaDataBase::CustomWidget *w ) +{ + QPtrDictIterator<QWidget> it( insertedWidgets ); + for ( ; it.current(); ++it ) { + if ( it.current()->isA( "CustomWidget" ) ) { + if ( qstrcmp( WidgetFactory::classNameOf( it.current() ), w->className.utf8() ) == 0 ) + return TRUE; + } + } + + return FALSE; +} + +bool FormWindow::isDatabaseWidgetUsed() const +{ +#ifndef QT_NO_SQL + QStringList dbClasses; + dbClasses << "QDataTable"; // add more here + QPtrDictIterator<QWidget> it( insertedWidgets ); + for ( ; it.current(); ++it ) { + QString c( it.current()->className() ); + if ( dbClasses.contains( c ) > 0 ) { + return TRUE; + } + } +#endif + return FALSE; +} + +bool FormWindow::isDatabaseAware() const +{ +#ifndef QT_NO_SQL + if ( QString(mContainer->className()) == "QDesignerDataBrowser" || QString(mContainer->className()) == "QDesignerDataView" ) + return TRUE; + return isDatabaseWidgetUsed(); +#else + return FALSE; +#endif +} + +void FormWindow::visibilityChanged() +{ + if ( currTool != ORDER_TOOL ) { + emitUpdateProperties( currentWidget() ); + } else { + updateOrderIndicators(); + repositionOrderIndicators(); + } +} + + +/*! + Maps \a pos in \a w's coordinates to the form's coordinate system. + + This is the equivalent to mapFromGlobal(w->mapToGlobal(pos) ) but + avoids the two roundtrips to the X-Server on Unix/X11. + */ +QPoint FormWindow::mapToForm( const QWidget* w, const QPoint& pos ) const +{ + QPoint p = pos; + const QWidget* i = w; + while ( i && !i->isTopLevel() && !isMainContainer( (QWidget*)i ) ) { + p = i->mapToParent( p ); + i = i->parentWidget(); + } + return mapFromGlobal( w->mapToGlobal( pos ) ); +} + +static int widgetDepth( QWidget *w ) +{ + int d = -1; + while ( w && !w->isTopLevel() ) { + d++; + w = w->parentWidget(); + } + + return d; +} + +static bool isChildOf( QWidget *c, QWidget *p ) +{ + while ( c && !c->isTopLevel() ) { + if ( c == p ) + return TRUE; + c = c->parentWidget(); + } + return FALSE; +} + +QWidget *FormWindow::containerAt( const QPoint &pos, QWidget *notParentOf ) +{ + QPtrDictIterator<QWidget> it( insertedWidgets ); + QWidget *container = 0; + int depth = -1; + QWidgetList selected = selectedWidgets(); + if ( rect().contains( mapFromGlobal( pos ) ) ) { + container = mainContainer(); + depth = widgetDepth( container ); + } + + for ( ; it.current(); ++it ) { + if ( ::qt_cast<QLayoutWidget*>(it.current()) + || ::qt_cast<QSplitter*>(it.current()) ) + continue; + if ( !it.current()->isVisibleTo( this ) ) + continue; + if ( selected.find( it.current() ) != -1 ) + continue; + if ( !WidgetDatabase::isContainer( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( it.current() ) ) ) && + it.current() != mainContainer() ) + continue; + + // the rectangles of all ancestors of the container must contain the insert position + QWidget *w = it.current(); + while ( w && !w->isTopLevel() ) { + if ( !w->rect().contains( ( w->mapFromGlobal( pos ) ) ) ) + break; + w = w->parentWidget(); + } + if ( !( w == 0 || w->isTopLevel() ) ) continue; // we did not get through the full while loop + + int wd = widgetDepth( it.current() ); + if ( wd == depth && container ) { + if ( ( (QObjectList*)it.current()->parentWidget()->children() )->find( it.current() ) > + ( (QObjectList*)container->parentWidget()->children() )->find( container ) ) + wd++; + } + if ( wd > depth && !isChildOf( it.current(), notParentOf ) ) { + depth = wd; + container = it.current(); + } + } + + return container; +} + +bool FormWindow::isMainContainer( QObject *w ) const +{ + return w && w->isWidgetType() && ( w == (QWidget*)this || w == mainContainer() ); +} + +void FormWindow::setMainContainer( QWidget *w ) +{ + bool resetPropertyWidget = isMainContainer( propertyWidget ); + if ( mContainer ) + insertedWidgets.remove( mContainer ); + if ( propertyWidget == mContainer ) + propertyWidget = 0; + delete mContainer; + mContainer = w; + insertedWidgets.insert( mContainer, mContainer ); + delete layout(); + QHBoxLayout *l = new QHBoxLayout( this ); + l->addWidget( w ); + if ( resetPropertyWidget ) { + QObject *opw = propertyWidget; + propertyWidget = mContainer; + if ( opw && opw->isWidgetType() ) + repaintSelection( (QWidget*)opw ); + } + if ( project() ) { + LanguageInterface *iface = MetaDataBase::languageInterface( project()->language() ); + if ( iface && !project()->isCpp() && !isFake() ) { + if ( !MetaDataBase::hasFunction( this, "init()" ) ) + MetaDataBase::addFunction( this, "init()", "", "private", "function", + project()->language(), "void" ); + if ( !MetaDataBase::hasFunction( this, "destroy()" ) ) + MetaDataBase::addFunction( this, "destroy()", "", "private", "function", + project()->language(), "void" ); + if ( !MetaDataBase::hasConnection( this, mainContainer(), "shown()", mainContainer(), "init" ) ) + MetaDataBase::addConnection( this, mainContainer(), "shown()", mainContainer(), "init" ); + if ( !MetaDataBase::hasConnection( this, mainContainer(), "destroyed()", mainContainer(), "destroy" ) ) + MetaDataBase::addConnection( this, mainContainer(), "destroyed()", + mainContainer(), "destroy" ); + } + } +} + +bool FormWindow::savePixmapInline() const +{ + return pixInline; +} + +bool FormWindow::savePixmapInProject() const +{ + return pixProject; +} + +QString FormWindow::pixmapLoaderFunction() const +{ + return pixLoader; +} + +void FormWindow::setSavePixmapInline( bool b ) +{ + pixInline = b; + if ( b ) + pixProject = FALSE; +} + +void FormWindow::setSavePixmapInProject( bool b ) +{ + pixProject = b; + if ( b ) + pixInline = FALSE; +} + +void FormWindow::setPixmapLoaderFunction( const QString &func ) +{ + pixLoader = func; +} + +void FormWindow::setActiveObject( QObject *o ) +{ + emitShowProperties( o ); + propertyWidget = o; +} + +void FormWindow::setProject( Project *pro ) +{ + proj = pro; +} + +Project *FormWindow::project() const +{ + return proj; +} + +QAction *FormWindow::findAction( const QString &name ) +{ + for ( QAction *a = actionList().first(); a; a = actionList().next() ) { + if ( QString( a->name() ) == name ) + return a; + QAction *ac = (QAction*)a->child( name.latin1(), "QAction" ); + if ( ac ) + return ac; + } + return 0; +} + +void FormWindow::killAccels( QObject *top ) +{ + QObjectList *l = top->queryList( "QAccel" ); + if ( !l ) + return; + for ( QObject *o = l->first(); o; o = l->next() ) + ( (QAccel*)o )->setEnabled( FALSE ); + delete l; +} + +DesignerFormWindow *FormWindow::iFace() +{ + if ( !iface ) + iface = new DesignerFormWindowImpl( this ); + return iface; +} + +bool FormWindow::isCentralWidget( QObject *w ) const +{ + if ( !::qt_cast<QMainWindow*>(mainContainer()) ) + return FALSE; + return w == ( (QMainWindow*)mainContainer() )->centralWidget(); +} + +int FormWindow::layoutDefaultSpacing() const +{ + return defSpacing; +} + +int FormWindow::layoutDefaultMargin() const +{ + return defMargin; +} + +void FormWindow::setLayoutDefaultSpacing( int s ) +{ + defSpacing = s; +} + +void FormWindow::setLayoutDefaultMargin( int s ) +{ + defMargin = s; +} + +void FormWindow::setSpacingFunction( const QString &funct ) +{ + spacFunction = funct; +} + +QString FormWindow::spacingFunction() const +{ + return spacFunction; +} + +void FormWindow::hasLayoutFunctions( bool b ) +{ + hasLayoutFunc = b; +} + +bool FormWindow::hasLayoutFunctions() const +{ + return hasLayoutFunc; +} + +void FormWindow::setMarginFunction( const QString &funct ) +{ + margFunction = funct; +} + +QString FormWindow::marginFunction() const +{ + return margFunction; +} + +FormFile *FormWindow::formFile() const +{ + return ff; +} + +void FormWindow::setFormFile( FormFile *f ) +{ + ff = f; + if ( ff ) + connect( this, SIGNAL( modificationChanged(bool, const QString&) ), ff, SLOT( formWindowChangedSomehow() ) ); +} + +bool FormWindow::canBeBuddy( const QWidget *w ) const +{ + return w->focusPolicy() != QWidget::NoFocus; +} + +bool FormWindow::event( QEvent *e ) +{ + if (e->type() == QEvent::ShowMaximized) + { +#if QT_VERSION >= 0x030300 + if ( isMaximized() ) + setWindowState( windowState() & ~WindowMaximized | WindowActive); +#endif + return true; + } + return QWidget::event(e); +} |