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Diffstat (limited to 'tqtinterface/qt4/src/widgets/tqwidgetresizehandler.cpp')
| -rw-r--r-- | tqtinterface/qt4/src/widgets/tqwidgetresizehandler.cpp | 516 |
1 files changed, 0 insertions, 516 deletions
diff --git a/tqtinterface/qt4/src/widgets/tqwidgetresizehandler.cpp b/tqtinterface/qt4/src/widgets/tqwidgetresizehandler.cpp deleted file mode 100644 index beaf51f..0000000 --- a/tqtinterface/qt4/src/widgets/tqwidgetresizehandler.cpp +++ /dev/null @@ -1,516 +0,0 @@ -/**************************************************************************** -** -** Implementation of the TQWidgetResizeHandler class -** -** Created : 001010 -** -** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA. -** -** This file is part of the workspace module of the TQt GUI Toolkit. -** -** This file may be used under the terms of the GNU General -** Public License versions 2.0 or 3.0 as published by the Free -** Software Foundation and appearing in the files LICENSE.GPL2 -** and LICENSE.GPL3 included in the packaging of this file. -** Alternatively you may (at your option) use any later version -** of the GNU General Public License if such license has been -** publicly approved by Trolltech ASA (or its successors, if any) -** and the KDE Free TQt Foundation. -** -** Please review the following information to ensure GNU General -** Public Licensing requirements will be met: -** http://trolltech.com/products/qt/licenses/licensing/opensource/. -** If you are unsure which license is appropriate for your use, please -** review the following information: -** http://trolltech.com/products/qt/licenses/licensing/licensingoverview -** or contact the sales department at sales@trolltech.com. -** -** This file may be used under the terms of the Q Public License as -** defined by Trolltech ASA and appearing in the file LICENSE.TQPL -** included in the packaging of this file. Licensees holding valid TQt -** Commercial licenses may use this file in accordance with the TQt -** Commercial License Agreement provided with the Software. -** -** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, -** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted -** herein. -** -**********************************************************************/ - -#include "tqwidgetresizehandler_p.h" - -#ifndef TQT_NO_RESIZEHANDLER -#include "tqframe.h" -#include "tqapplication.h" -#include "tqcursor.h" -#include "tqsizegrip.h" -#if defined(TQ_WS_WIN) -#include "tqt_windows.h" -#endif - -#define RANGE 4 - -static bool resizeHorizontalDirectionFixed = FALSE; -static bool resizeVerticalDirectionFixed = FALSE; - -TQWidgetResizeHandler::TQWidgetResizeHandler( TQWidget *parent, TQWidget *cw, const char *name ) - : TQObject( parent, name ), widget( parent ), childWidget( cw ? cw : parent ), - extrahei( 0 ), buttonDown( FALSE ), moveResizeMode( FALSE ), sizeprotect( TRUE ), moving( TRUE ) -{ - mode = Nowhere; - widget->setMouseTracking( TRUE ); - TQFrame *frame = ::tqqt_cast<TQFrame*>(widget); - range = frame ? frame->frameWidth() : RANGE; - range = TQMAX( RANGE, range ); - activeForMove = activeForResize = TRUE; - tqApp->installEventFilter( this ); -} - -void TQWidgetResizeHandler::setActive( Action ac, bool b ) -{ - if ( ac & Move ) - activeForMove = b; - if ( ac & Resize ) - activeForResize = b; - - if ( !isActive() ) - setMouseCursor( Nowhere ); -} - -bool TQWidgetResizeHandler::isActive( Action ac ) const -{ - bool b = FALSE; - if ( ac & Move ) b = activeForMove; - if ( ac & Resize ) b |= activeForResize; - - return b; -} - -static TQWidget *childOf( TQWidget *w, TQWidget *child ) -{ - while ( child ) { - if ( child == w ) - return child; - if ( child->isTopLevel() ) - break; - child = child->parentWidget(); - } - return 0; -} - -bool TQWidgetResizeHandler::eventFilter( TQObject *o, TQEvent *ee ) -{ - if ( !isActive() || !o->isWidgetType() || !ee->spontaneous()) - return FALSE; - - if ( ee->type() != TQEvent::MouseButtonPress && - ee->type() != TQEvent::MouseButtonRelease && - ee->type() != TQEvent::MouseMove && - ee->type() != TQEvent::KeyPress && - ee->type() != (QEvent::Type)TQEvent::AccelOverride ) - return FALSE; - - TQWidget *w = childOf( widget, (TQWidget*)o ); - if ( !w -#ifndef TQT_NO_SIZEGRIP - || ::tqqt_cast<TQSizeGrip*>(o) -#endif - || tqApp->activePopupWidget() ) { - if ( buttonDown && ee->type() == TQEvent::MouseButtonRelease ) - buttonDown = FALSE; - return FALSE; - } - - TQMouseEvent *e = (TQMouseEvent*)ee; - switch ( e->type() ) { - case TQEvent::MouseButtonPress: { - if ( w->isMaximized() ) - break; - if ( !TQT_TQRECT_OBJECT(widget->rect()).contains( widget->mapFromGlobal( e->globalPos() ) ) ) - return FALSE; - if ( e->button() == Qt::LeftButton ) { - emit activate(); - bool me = isMovingEnabled(); - setMovingEnabled( me && TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(widget) ); - mouseMoveEvent( e ); - setMovingEnabled( me ); - buttonDown = TRUE; - moveOffset = widget->mapFromGlobal( e->globalPos() ); - invertedMoveOffset = widget->rect().bottomRight() - moveOffset; - } - } break; - case TQEvent::MouseButtonRelease: - if ( w->isMaximized() ) - break; - if ( e->button() == Qt::LeftButton ) { - moveResizeMode = FALSE; - buttonDown = FALSE; - widget->releaseMouse(); - widget->releaseKeyboard(); - } - break; - case TQEvent::MouseMove: { - if ( w->isMaximized() ) - break; - bool me = isMovingEnabled(); - setMovingEnabled( me && TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(widget) ); - mouseMoveEvent( e ); - setMovingEnabled( me ); - if ( buttonDown && mode != Center ) - return TRUE; - } break; - case TQEvent::KeyPress: - keyPressEvent( (TQKeyEvent*)e ); - break; - case TQEvent::AccelOverride: - if ( buttonDown ) { - ((TQKeyEvent*)ee)->accept(); - return TRUE; - } - break; - default: - break; - } - return FALSE; -} - -void TQWidgetResizeHandler::mouseMoveEvent( TQMouseEvent *e ) -{ - TQPoint pos = widget->mapFromGlobal( e->globalPos() ); - if ( !moveResizeMode && ( !buttonDown || ( e->state() & Qt::LeftButton ) == 0 ) ) { - if ( pos.y() <= range && pos.x() <= range) - mode = TopLeft; - else if ( pos.y() >= widget->height()-range && pos.x() >= widget->width()-range) - mode = BottomRight; - else if ( pos.y() >= widget->height()-range && pos.x() <= range) - mode = BottomLeft; - else if ( pos.y() <= range && pos.x() >= widget->width()-range) - mode = TopRight; - else if ( pos.y() <= range ) - mode = Top; - else if ( pos.y() >= widget->height()-range ) - mode = Bottom; - else if ( pos.x() <= range ) - mode = Left; - else if ( pos.x() >= widget->width()-range ) - mode = Right; - else - mode = Center; - - if ( widget->isMinimized() || !isActive(Resize) ) - mode = Center; -#ifndef TQT_NO_CURSOR - setMouseCursor( mode ); -#endif - return; - } - - if ( buttonDown && !isMovingEnabled() && mode == Center && !moveResizeMode ) - return; - - if ( widget->testWState( TQt::WState_ConfigPending ) ) - return; - - TQPoint globalPos = widget->parentWidget( TRUE ) ? - widget->parentWidget( TRUE )->mapFromGlobal( e->globalPos() ) : e->globalPos(); - if ( widget->parentWidget( TRUE ) && !TQT_TQRECT_OBJECT(widget->parentWidget( TRUE )->rect()).contains( globalPos ) ) { - if ( globalPos.x() < 0 ) - globalPos.rx() = 0; - if ( globalPos.y() < 0 ) - globalPos.ry() = 0; - if ( sizeprotect && globalPos.x() > widget->parentWidget()->width() ) - globalPos.rx() = widget->parentWidget()->width(); - if ( sizeprotect && globalPos.y() > widget->parentWidget()->height() ) - globalPos.ry() = widget->parentWidget()->height(); - } - - TQPoint p = globalPos + invertedMoveOffset; - TQPoint pp = globalPos - moveOffset; - - int fw = 0; - int mw = TQMAX( childWidget->tqminimumSizeHint().width(), - childWidget->minimumWidth() ); - int mh = TQMAX( childWidget->tqminimumSizeHint().height(), - childWidget->minimumHeight() ); - if ( childWidget != widget ) { - TQFrame *frame = ::tqqt_cast<TQFrame*>(widget); - if ( frame ) - fw = frame->frameWidth(); - mw += 2 * fw; - mh += 2 * fw + extrahei; - } - - TQSize mpsize( widget->tqgeometry().right() - pp.x() + 1, - widget->tqgeometry().bottom() - pp.y() + 1 ); - mpsize = mpsize.expandedTo( widget->tqminimumSize() ).expandedTo( TQSize(mw, mh) ); - TQPoint mp( widget->tqgeometry().right() - mpsize.width() + 1, - widget->tqgeometry().bottom() - mpsize.height() + 1 ); - - TQRect geom = widget->tqgeometry(); - - switch ( mode ) { - case TopLeft: - geom = TQRect( mp, widget->tqgeometry().bottomRight() ) ; - break; - case BottomRight: - geom = TQRect( widget->tqgeometry().topLeft(), p ) ; - break; - case BottomLeft: - geom = TQRect( TQPoint(mp.x(), widget->tqgeometry().y() ), TQPoint( widget->tqgeometry().right(), p.y()) ) ; - break; - case TopRight: - geom = TQRect( TQPoint( widget->tqgeometry().x(), mp.y() ), TQPoint( p.x(), widget->tqgeometry().bottom()) ) ; - break; - case Top: - geom = TQRect( TQPoint( widget->tqgeometry().left(), mp.y() ), widget->tqgeometry().bottomRight() ) ; - break; - case Bottom: - geom = TQRect( widget->tqgeometry().topLeft(), TQPoint( widget->tqgeometry().right(), p.y() ) ) ; - break; - case Left: - geom = TQRect( TQPoint( mp.x(), widget->tqgeometry().top() ), widget->tqgeometry().bottomRight() ) ; - break; - case Right: - geom = TQRect( widget->tqgeometry().topLeft(), TQPoint( p.x(), widget->tqgeometry().bottom() ) ) ; - break; - case Center: - if ( isMovingEnabled() || moveResizeMode ) - geom.moveTopLeft( pp ); - break; - default: - break; - } - - TQSize maxsize( childWidget->tqmaximumSize() ); - if ( childWidget != widget ) - maxsize += TQSize( 2 * fw, 2 * fw + extrahei ); - - geom = TQRect( geom.topLeft(), - geom.size().expandedTo( widget->tqminimumSize() ) - .expandedTo( TQSize(mw, mh) ) - .boundedTo( maxsize ) ); - - if ( geom != widget->tqgeometry() && - ( widget->isTopLevel() || widget->parentWidget()->rect().intersects( geom ) ) ) { - if ( widget->isMinimized() ) - widget->move( geom.topLeft() ); - else - widget->setGeometry( geom ); - } - -#if defined(TQ_WS_WIN) - MSG msg; - TQT_WA( { - while(PeekMessageW( &msg, widget->winId(), WM_MOUSEMOVE, WM_MOUSEMOVE, PM_REMOVE )) - ; - } , { - while(PeekMessageA( &msg, widget->winId(), WM_MOUSEMOVE, WM_MOUSEMOVE, PM_REMOVE )) - ; - } ); -#endif - - TQApplication::syncX(); -} - -void TQWidgetResizeHandler::setMouseCursor( MousePosition m ) -{ -#ifndef TQT_NO_CURSOR - switch ( m ) { - case TopLeft: - case BottomRight: - widget->setCursor( Qt::SizeFDiagCursor ); - break; - case BottomLeft: - case TopRight: - widget->setCursor( Qt::SizeBDiagCursor ); - break; - case Top: - case Bottom: - widget->setCursor( Qt::SizeVerCursor ); - break; - case Left: - case Right: - widget->setCursor( Qt::SizeHorCursor ); - break; - default: - widget->setCursor( Qt::ArrowCursor ); - break; - } -#endif -} - -void TQWidgetResizeHandler::keyPressEvent( TQKeyEvent * e ) -{ - if ( !isMove() && !isResize() ) - return; - bool is_control = e->state() & ControlButton; - int delta = is_control?1:8; - TQPoint pos = TQCursor::pos(); - switch ( e->key() ) { - case Qt::Key_Left: - pos.rx() -= delta; - if ( pos.x() <= TQT_TQWIDGET(TQApplication::desktop())->tqgeometry().left() ) { - if ( mode == TopLeft || mode == BottomLeft ) { - moveOffset.rx() += delta; - invertedMoveOffset.rx() += delta; - } else { - moveOffset.rx() -= delta; - invertedMoveOffset.rx() -= delta; - } - } - if ( isResize() && !resizeHorizontalDirectionFixed ) { - resizeHorizontalDirectionFixed = TRUE; - if ( mode == BottomRight ) - mode = BottomLeft; - else if ( mode == TopRight ) - mode = TopLeft; -#ifndef TQT_NO_CURSOR - setMouseCursor( mode ); - widget->grabMouse( widget->cursor() ); -#else - widget->grabMouse(); -#endif - } - break; - case Qt::Key_Right: - pos.rx() += delta; - if ( pos.x() >= TQT_TQWIDGET(TQApplication::desktop())->tqgeometry().right() ) { - if ( mode == TopRight || mode == BottomRight ) { - moveOffset.rx() += delta; - invertedMoveOffset.rx() += delta; - } else { - moveOffset.rx() -= delta; - invertedMoveOffset.rx() -= delta; - } - } - if ( isResize() && !resizeHorizontalDirectionFixed ) { - resizeHorizontalDirectionFixed = TRUE; - if ( mode == BottomLeft ) - mode = BottomRight; - else if ( mode == TopLeft ) - mode = TopRight; -#ifndef TQT_NO_CURSOR - setMouseCursor( mode ); - widget->grabMouse( widget->cursor() ); -#else - widget->grabMouse(); -#endif - } - break; - case Qt::Key_Up: - pos.ry() -= delta; - if ( pos.y() <= TQT_TQWIDGET(TQApplication::desktop())->tqgeometry().top() ) { - if ( mode == TopLeft || mode == TopRight ) { - moveOffset.ry() += delta; - invertedMoveOffset.ry() += delta; - } else { - moveOffset.ry() -= delta; - invertedMoveOffset.ry() -= delta; - } - } - if ( isResize() && !resizeVerticalDirectionFixed ) { - resizeVerticalDirectionFixed = TRUE; - if ( mode == BottomLeft ) - mode = TopLeft; - else if ( mode == BottomRight ) - mode = TopRight; -#ifndef TQT_NO_CURSOR - setMouseCursor( mode ); - widget->grabMouse( widget->cursor() ); -#else - widget->grabMouse(); -#endif - } - break; - case Qt::Key_Down: - pos.ry() += delta; - if ( pos.y() >= TQT_TQWIDGET(TQApplication::desktop())->tqgeometry().bottom() ) { - if ( mode == BottomLeft || mode == BottomRight ) { - moveOffset.ry() += delta; - invertedMoveOffset.ry() += delta; - } else { - moveOffset.ry() -= delta; - invertedMoveOffset.ry() -= delta; - } - } - if ( isResize() && !resizeVerticalDirectionFixed ) { - resizeVerticalDirectionFixed = TRUE; - if ( mode == TopLeft ) - mode = BottomLeft; - else if ( mode == TopRight ) - mode = BottomRight; -#ifndef TQT_NO_CURSOR - setMouseCursor( mode ); - widget->grabMouse( widget->cursor() ); -#else - widget->grabMouse(); -#endif - } - break; - case Qt::Key_Space: - case Qt::Key_Return: - case Qt::Key_Enter: - case Key_Escape: - moveResizeMode = FALSE; - widget->releaseMouse(); - widget->releaseKeyboard(); - buttonDown = FALSE; - break; - default: - return; - } - TQCursor::setPos( pos ); -} - - -void TQWidgetResizeHandler::doResize() -{ - if ( !activeForResize ) - return; - - moveResizeMode = TRUE; - buttonDown = TRUE; - moveOffset = widget->mapFromGlobal( TQCursor::pos() ); - if ( moveOffset.x() < widget->width()/2) { - if ( moveOffset.y() < widget->height()/2) - mode = TopLeft; - else - mode = BottomLeft; - } else { - if ( moveOffset.y() < widget->height()/2) - mode = TopRight; - else - mode = BottomRight; - } - invertedMoveOffset = widget->rect().bottomRight() - moveOffset; -#ifndef TQT_NO_CURSOR - setMouseCursor( mode ); - widget->grabMouse( widget->cursor() ); -#else - widget->grabMouse(); -#endif - widget->grabKeyboard(); - resizeHorizontalDirectionFixed = FALSE; - resizeVerticalDirectionFixed = FALSE; -} - -void TQWidgetResizeHandler::doMove() -{ - if ( !activeForMove ) - return; - - mode = Center; - moveResizeMode = TRUE; - buttonDown = TRUE; - moveOffset = widget->mapFromGlobal( TQCursor::pos() ); - invertedMoveOffset = widget->rect().bottomRight() - moveOffset; -#ifndef TQT_NO_CURSOR - widget->grabMouse( SizeAllCursor ); -#else - widget->grabMouse(); -#endif - widget->grabKeyboard(); -} - -#endif //TQT_NO_RESIZEHANDLER |