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koffice/kword/KWCanvas.cpp

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/* This file is part of the KDE project
Copyright (C) 1998, 1999 Reginald Stadlbauer <reggie@kde.org>
Copyright (C) 2002-2006 David Faure <faure@kde.org>
Copyright (C) 2005 Thomas Zander <zander@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "KWCanvas.h"
#include "KWTableFrameSet.h"
#include "KWPartFrameSet.h"
#include "KWFormulaFrameSet.h"
#include "KWDocument.h"
#include "KWView.h"
#include "KWViewMode.h"
#include "KWFrameDia.h"
#include "KWCommand.h"
#include "KWTableTemplate.h"
#include "KWTextDocument.h"
#include "KWFrameList.h"
#include "KWPageManager.h"
#include "KWPage.h"
#include "KWPictureFrameSet.h"
#include "KWFrameView.h"
#include "KWFrameViewManager.h"
#include <tqbuffer.h>
#include <tqtimer.h>
#include <tqclipboard.h>
#include <tqprogressdialog.h>
#include <tqobjectlist.h>
#include <tqapplication.h>
#include <tqwhatsthis.h>
#include <KoStore.h>
#include <KoStoreDrag.h>
#include <KoPictureCollection.h>
#include <ktempfile.h>
#include <klocale.h>
#include <kcursor.h>
#include <kdebug.h>
#include <kmessagebox.h>
#include <tdemultipledrag.h>
#include <kurl.h>
#include <kurldrag.h>
#include <tdeio/netaccess.h>
#include <kmimetype.h>
#include <assert.h>
KWCanvas::KWCanvas(const TQString& viewMode, TQWidget *parent, KWDocument *d, KWGUI *lGui)
: TQScrollView( parent, "canvas", /*WNorthWestGravity*/ WStaticContents| WResizeNoErase | WRepaintNoErase ), m_doc( d )
{
m_frameViewManager = new KWFrameViewManager(d);
m_gui = lGui;
m_currentFrameSetEdit = 0L;
m_mouseMeaning = MEANING_NONE;
m_mousePressed = false;
m_imageDrag = false;
m_frameInline = false;
m_overwriteMode = false;
//used by insert picture dialogbox
m_picture.pictureInline = false;
m_picture.keepRatio = true;
m_frameInlineType = FT_TABLE;
m_viewMode = KWViewMode::create( viewMode, m_doc, this );
m_interactionPolicy = 0;
// Default table parameters.
m_table.rows = 3;
m_table.cols = 2;
m_table.width = KWTableFrameSet::TblAuto;
m_table.height = KWTableFrameSet::TblAuto;
m_table.floating = true;
m_table.tableTemplateName=TQString();
m_table.format=31;
m_footEndNote.noteType = FootNote;
m_footEndNote.numberingType = KWFootNoteVariable::Auto;
m_currentTable = 0L;
m_printing = false;
m_deleteMovingRect = false;
m_resizedFrameInitialMinHeight = 0;
m_temporaryStatusBarTextShown = false;
viewport()->setBackgroundMode( PaletteBase );
viewport()->setAcceptDrops( TRUE );
setKeyCompression( TRUE );
viewport()->setMouseTracking( TRUE );
m_scrollTimer = new TQTimer( this );
connect( m_scrollTimer, TQT_SIGNAL( timeout() ),
this, TQT_SLOT( doAutoScroll() ) );
viewport()->setFocusProxy( this );
viewport()->setFocusPolicy( TQ_WheelFocus );
setInputMethodEnabled( true );
setFocus();
viewport()->installEventFilter( this );
installEventFilter( this );
KCursor::setAutoHideCursor( this, true, true );
connect( this, TQT_SIGNAL(contentsMoving( int, int )),
this, TQT_SLOT(slotContentsMoving( int, int )) );
connect( m_doc, TQT_SIGNAL( newContentsSize() ),
this, TQT_SLOT( slotNewContentsSize() ) );
connect( m_doc, TQT_SIGNAL( mainTextHeightChanged() ),
this, TQT_SLOT( slotMainTextHeightChanged() ) );
connect( m_doc, TQT_SIGNAL( sig_terminateEditing( KWFrameSet * ) ),
this, TQT_SLOT( terminateEditing( KWFrameSet * ) ) );
slotNewContentsSize();
m_mouseMode = MM_EDIT; // avoid UMR in setMouseMode
setMouseMode( MM_EDIT );
// Create the current frameset-edit last, to have everything ready for it
KWFrameSet * fs = 0L;
TQString fsName = m_doc->initialFrameSet();
if ( !fsName.isEmpty() )
fs = m_doc->frameSetByName( fsName );
if ( !fs )
fs = m_doc->frameSet( 0 );
//Q_ASSERT( fs ); // empty page template -> no fs
if ( fs && fs->isVisible( m_viewMode ) ) {
checkCurrentEdit( fs );
KWTextFrameSetEdit* textedit = dynamic_cast<KWTextFrameSetEdit *>(m_currentFrameSetEdit);
if ( textedit ) {
int paragId = m_doc->initialCursorParag();
int index = m_doc->initialCursorIndex();
if ( paragId != 0 || index != 0 ) {
KoTextParag* parag = textedit->textDocument()->paragAt( paragId );
if ( parag )
textedit->setCursor( parag, index );
}
}
}
m_doc->deleteInitialEditingInfo();
connect(frameViewManager(), TQT_SIGNAL(sigFrameResized(const TQValueList<KWFrame*>&)),
m_doc, TQT_SLOT(framesChanged(const TQValueList<KWFrame*>&)));
connect(frameViewManager(), TQT_SIGNAL(sigFrameMoved(const TQValueList<KWFrame*>&)),
m_doc, TQT_SLOT(framesChanged(const TQValueList<KWFrame*>&)));
}
KWCanvas::~KWCanvas()
{
delete m_interactionPolicy;
delete m_currentFrameSetEdit;
m_currentFrameSetEdit = 0;
delete m_viewMode;
m_viewMode = 0;
disconnect(frameViewManager(), TQT_SIGNAL(sigFrameResized(const TQValueList<KWFrame*>&)),
m_doc, TQT_SLOT(framesChanged(const TQValueList<KWFrame*>&)));
disconnect(frameViewManager(), TQT_SIGNAL(sigFrameMoved(const TQValueList<KWFrame*>&)),
m_doc, TQT_SLOT(framesChanged(const TQValueList<KWFrame*>&)));
delete m_frameViewManager;
m_frameViewManager = 0;
}
void KWCanvas::repaintChanged( KWFrameSet * fs, bool resetChanged )
{
assert(fs); // the new code can't support fs being 0L here. Mail me if it happens (DF)
//kdDebug(32002) << "KWCanvas::repaintChanged this=" << this << " fs=" << fs << endl;
TQPainter p( viewport() );
p.translate( -contentsX(), -contentsY() );
p.setBrushOrigin( -contentsX(), -contentsY() );
TQRect crect( contentsX(), contentsY(), visibleWidth(), visibleHeight() );
drawFrameSet( fs, &p, crect, true, resetChanged, m_viewMode );
// ###### This repaints the whole grid every time. Ouch.
// We should return a TQRegion from drawFrameSet.... Tricky.
if ( m_doc->showGrid() )
drawGrid( p, crect );
}
void KWCanvas::repaintAll( bool erase /* = false */ )
{
//kdDebug(32002) << "KWCanvas::repaintAll erase=" << erase << endl;
viewport()->repaint( erase );
}
void KWCanvas::viewportResizeEvent( TQResizeEvent * )
{
viewport()->update();
}
void KWCanvas::print( TQPainter *painter, KPrinter *printer )
{
// Prevent cursor drawing and editing
if ( m_currentFrameSetEdit )
m_currentFrameSetEdit->focusOutEvent();
m_printing = true;
KWViewMode *viewMode = new KWViewModePrint( m_doc, this );
// Use page list specified in tdeprint dialogbox
TQValueList<int> pageList = printer->pageList();
TQProgressDialog progress( i18n( "Printing..." ), i18n( "Cancel" ),
pageList.count() + 1, this );
int j = 0;
progress.setProgress( 0 );
TQValueList<int>::Iterator it = pageList.begin();
for ( ; it != pageList.end(); ++it )
{
progress.setProgress( ++j );
tqApp->processEvents();
if ( progress.wasCancelled() )
break;
if ( it != pageList.begin() )
printer->newPage();
painter->save();
int pgNum = (*it);
int yOffset = m_doc->zoomItY( m_doc->pageManager()->topOfPage( pgNum ) );
kdDebug(32001) << "printing page " << pgNum << " yOffset=" << yOffset << endl;
TQRect pageRect = m_doc->pageManager()->page(pgNum)->zoomedRect(m_doc);
painter->fillRect( pageRect, white );
painter->translate( 0, -yOffset );
painter->setBrushOrigin( 0, -yOffset );
drawDocument( painter, pageRect, viewMode );
tqApp->processEvents();
painter->restore();
}
if ( m_currentFrameSetEdit )
m_currentFrameSetEdit->focusInEvent();
m_printing = false;
delete viewMode;
}
void KWCanvas::drawContents( TQPainter *painter, int cx, int cy, int cw, int ch )
{
if ( isUpdatesEnabled() )
{
// Note: in drawContents, the painter is already translated to the contents coordinates
painter->setBrushOrigin( -contentsX(), -contentsY() );
drawDocument( painter, TQRect( cx, cy, cw, ch ), m_viewMode );
if ( m_doc->showGrid() )
drawGrid( *painter, TQRect( cx, cy, cw, ch ) );
else if ( m_doc->snapToGrid() && ( m_interactionPolicy && m_interactionPolicy->gotDragEvents()
|| m_mouseMode != MM_EDIT ) )
drawGrid( *painter, TQRect(contentsX(), contentsY(), visibleWidth(), visibleHeight()) );
}
}
void KWCanvas::drawDocument( TQPainter *painter, const TQRect &crect, KWViewMode* viewMode )
{
//kdDebug(32002) << "KWCanvas::drawDocument crect: " << crect << endl;
// Draw the outside of the pages (shadow, gray area)
// and the empty area first (in case of transparent frames)
if ( painter->device()->devType() != TQInternal::Printer ) // except when printing
{
TQRegion emptySpaceRegion( crect );
m_doc->createEmptyRegion( crect, emptySpaceRegion, viewMode );
viewMode->drawPageBorders( painter, crect, emptySpaceRegion );
}
// Draw all framesets contents
TQPtrListIterator<KWFrameSet> fit = m_doc->framesetsIterator();
for ( ; fit.current() ; ++fit )
{
KWFrameSet * frameset = fit.current();
if(! frameset->isVisible()) continue;
drawFrameSet( frameset, painter, crect, false, true, viewMode );
}
m_doc->maybeDeleteDoubleBufferPixmap();
}
void KWCanvas::drawFrameSet( KWFrameSet * frameset, TQPainter * painter,
const TQRect & crect, bool onlyChanged, bool resetChanged, KWViewMode* viewMode )
{
if ( !frameset->isVisible( viewMode ) )
return;
if ( !onlyChanged && frameset->isFloating() )
return;
bool focus = hasFocus() || viewport()->hasFocus();
if ( painter->device()->devType() == TQInternal::Printer )
focus = false;
TQColorGroup gb = TQApplication::palette().active();
if ( focus && m_currentFrameSetEdit && frameset == m_currentFrameSetEdit->frameSet() )
// Currently edited frameset
m_currentFrameSetEdit->drawContents( painter, crect, gb, onlyChanged, resetChanged, viewMode, m_frameViewManager );
else
frameset->drawContents( painter, crect, gb, onlyChanged, resetChanged, 0L, viewMode, m_frameViewManager );
}
void KWCanvas::keyPressEvent( TQKeyEvent *e )
{
if( !m_doc->isReadWrite()) {
switch( e->key() ) {
case TQt::Key_Down:
setContentsPos( contentsX(), contentsY() + 10 );
break;
case TQt::Key_Up:
setContentsPos( contentsX(), contentsY() - 10 );
break;
case TQt::Key_Left:
setContentsPos( contentsX() - 10, contentsY() );
break;
case TQt::Key_Right:
setContentsPos( contentsX() + 10, contentsY() );
break;
case TQt::Key_PageUp:
setContentsPos( contentsX(), contentsY() - visibleHeight() );
break;
case TQt::Key_PageDown:
setContentsPos( contentsX(), contentsY() + visibleHeight() );
break;
case TQt::Key_Home:
setContentsPos( contentsX(), 0 );
break;
case TQt::Key_End:
setContentsPos( contentsX(), contentsHeight() - visibleHeight() );
break;
default:
break;
}
}
// The key events in read-write mode are handled by eventFilter(), otherwise
// we don't get <Tab> key presses.
}
void KWCanvas::switchViewMode( const TQString& newViewMode )
{
delete m_viewMode;
m_viewMode = KWViewMode::create( newViewMode, m_doc, this );
}
void KWCanvas::mpCreate( const TQPoint& normalPoint, bool noGrid )
{
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
if ( m_doc->snapToGrid() && !noGrid )
applyGrid( docPoint );
m_insRect.setCoords( docPoint.x(), docPoint.y(), 0, 0 );
m_deleteMovingRect = false;
}
void KWCanvas::mpCreatePixmap( const TQPoint& normalPoint, bool noGrid )
{
if ( !m_kopicture.isNull() )
{
// Apply grid for the first corner only
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
if ( m_doc->snapToGrid() && ! noGrid )
applyGrid( docPoint );
int pageNum = m_doc->pageManager()->pageNumber( docPoint );
m_insRect.setRect( docPoint.x(), docPoint.y(), 0, 0 );
m_deleteMovingRect = false;
if ( !m_pixmapSize.isEmpty() )
{
// This ensures 1-1 at 100% on screen, but allows zooming and printing with correct DPI values
uint width = tqRound( (double)m_pixmapSize.width() * m_doc->zoomedResolutionX() / POINT_TO_INCH( KoGlobal::dpiX() ) );
uint height = tqRound( (double)m_pixmapSize.height() * m_doc->zoomedResolutionY() / POINT_TO_INCH( KoGlobal::dpiY() ) );
m_insRect.setWidth( m_doc->unzoomItX( width ) );
m_insRect.setHeight( m_doc->unzoomItY( height ) );
// Apply reasonable limits
width = kMin( width, m_doc->paperWidth(pageNum) - normalPoint.x() - 5 );
height = kMin( height, m_doc->paperHeight(pageNum) - normalPoint.y() - 5 );
// And apply aspect-ratio if set
if ( m_keepRatio )
{
double ratio = ((double) m_pixmapSize.width()) / ((double) m_pixmapSize.height());
applyAspectRatio( ratio, m_insRect );
}
TQPoint nPoint( normalPoint.x() + m_doc->zoomItX( m_insRect.width() ),
normalPoint.y() + m_doc->zoomItY( m_insRect.height() ) );
TQPoint vPoint = m_viewMode->normalToView( nPoint );
vPoint = contentsToViewport( vPoint );
TQRect viewportRect( contentsX(), contentsY(), visibleWidth(), visibleHeight() );
if ( viewportRect.contains( vPoint ) ) // Don't move the mouse out of the viewport
TQCursor::setPos( viewport()->mapToGlobal( vPoint ) );
}
emit docStructChanged(Pictures);
if ( !m_doc->showGrid() && m_doc->snapToGrid() )
repaintContents( FALSE ); //draw the grid over the whole canvas
}
}
void KWCanvas::contentsMousePressEvent( TQMouseEvent *e )
{
TQPoint normalPoint = m_viewMode->viewToNormal( e->pos() );
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
if ( e->button() == Qt::LeftButton )
{
m_mousePressed = true;
}
// Only edit-mode (and only LMB) allowed on read-only documents (to select text)
if ( !m_doc->isReadWrite() && ( m_mouseMode != MM_EDIT || e->button() != Qt::LeftButton ) )
return;
if ( m_printing )
return;
// This code here is common to all mouse buttons, so that RMB and MMB place the cursor (or select the frame) too
switch ( m_mouseMode ) {
case MM_EDIT:
{
if(! viewMode()->hasFrames() ) { // for the text mode we just forward the click to the text
// first, make clicks left of text be on the border;
docPoint = KoPoint(TQMAX(0, docPoint.x()), TQMAX(0, docPoint.y()));
if ( m_currentFrameSetEdit )
m_currentFrameSetEdit->mousePressEvent( e, normalPoint, docPoint );
break;
}
// See if we clicked on a frame's border
m_mouseMeaning = m_frameViewManager->mouseMeaning( docPoint, e->state());
//kdDebug(32001) << "contentsMousePressEvent meaning=" << m_mouseMeaning << endl;
switch ( m_mouseMeaning ) {
case MEANING_MOUSE_INSIDE:
case MEANING_MOUSE_OVER_LINK:
case MEANING_MOUSE_OVER_FOOTNOTE:
case MEANING_MOUSE_INSIDE_TEXT:
case MEANING_ACTIVATE_PART:
{
// LMB/MMB inside a frame always unselects all frames
// RMB inside a frame unselects too, except when
// right-clicking on a selected frame
KWFrameView *view = m_frameViewManager->view( docPoint, KWFrameViewManager::frameOnTop );
if ( ! ( e->button() == Qt::RightButton && view && view->selected() ) )
selectAllFrames( false );
KWFrame * frame = view ? view->frame() : 0L;
KWFrameSet * fs = frame ? frame->frameSet() : 0L;
if ( fs && fs->groupmanager() )
fs = fs->groupmanager();
bool emitChanged = false;
if ( fs )
{
// Clicked inside a frame - start editing it
emitChanged = checkCurrentEdit( fs );
}
if ( m_currentFrameSetEdit )
m_currentFrameSetEdit->mousePressEvent( e, normalPoint, docPoint );
if ( emitChanged ) { // emitted after mousePressEvent [for tables]
emit currentFrameSetEditChanged();
emit updateRuler();
}
if ( m_frameInline )
{
bool inlineCreated = true;
if(m_frameInlineType == FT_TABLE)
inlineCreated = insertInlineTable();
else if(m_frameInlineType == FT_PICTURE)
inlineCreated = insertInlinePicture();
if (!inlineCreated)
KMessageBox::information(0L, i18n("Read-only content cannot be changed. No modifications will be accepted."));
}
break;
}
case MEANING_RESIZE_COLUMN:
case MEANING_RESIZE_ROW:
{
terminateCurrentEdit();
// We know we're resizing a row or column, but we don't know which one yet...
// We're between two rows (or columns) so frameUnderMouse is a bit unprecise...
// We need it to find out which table we clicked on, though.
KWFrameView *view = m_frameViewManager->view(docPoint, KWFrameViewManager::frameOnTop);
if (view)
{
KWTableFrameSet::Cell* cell = dynamic_cast<KWTableFrameSet::Cell *>(view->frame()->frameSet());
if ( cell )
{
KWTableFrameSet* table = cell->groupmanager();
if ( m_mouseMeaning == MEANING_RESIZE_COLUMN )
{
m_rowColResized = table->columnEdgeAt( docPoint.x() );
m_previousTableSize = table->columnSize( m_rowColResized );
}
else
{
m_rowColResized = table->rowEdgeAt( docPoint.y() );
m_previousTableSize = table->rowSize( m_rowColResized );
}
m_currentTable = table;
kdDebug(32002) << "resizing row/col edge. m_rowColResized=" << m_rowColResized << endl;
}
}
break;
}
default:
m_mousePressed = true;
m_deleteMovingRect = false;
delete m_interactionPolicy;
m_interactionPolicy = InteractionPolicy::createPolicy(this, m_mouseMeaning, docPoint, e->button(), e->state());
if(m_interactionPolicy)
terminateCurrentEdit();
viewport()->setCursor( m_frameViewManager->mouseCursor( docPoint, e->state() ) );
}
}
break;
case MM_CREATE_TEXT: case MM_CREATE_PART: case MM_CREATE_TABLE:
case MM_CREATE_FORMULA:
if ( e->button() == Qt::LeftButton )
mpCreate( normalPoint, e->state() & TQt::ShiftButton);
break;
case MM_CREATE_PIX:
if ( e->button() == Qt::LeftButton )
mpCreatePixmap( normalPoint, e->state() & TQt::ShiftButton );
break;
default: break;
}
m_scrollTimer->start( 50 );
if ( e->button() == Qt::MidButton ) {
if ( m_doc->isReadWrite() && m_currentFrameSetEdit && m_mouseMode == MM_EDIT )
{
TQApplication::clipboard()->setSelectionMode( true );
m_currentFrameSetEdit->paste();
TQApplication::clipboard()->setSelectionMode( false );
}
}
else if ( e->button() == Qt::RightButton ) {
if(!m_doc->isReadWrite()) // The popups are not available in readonly mode, since the GUI isn't built...
return;
if ( m_deleteMovingRect )
deleteMovingRect();
// rmb menu
switch ( m_mouseMode )
{
case MM_EDIT:
if ( !viewMode()->hasFrames() ) { // text view mode
KWFrameView *view = m_frameViewManager->view(m_doc->frameSet( 0 )->frame(0));
view->showPopup(docPoint, m_gui->getView(), TQCursor::pos());
}
else
m_frameViewManager->showPopup(docPoint, m_gui->getView(), e->state(), TQCursor::pos());
break;
case MM_CREATE_TEXT:
case MM_CREATE_PART:
case MM_CREATE_TABLE:
case MM_CREATE_FORMULA:
case MM_CREATE_PIX:
setMouseMode( MM_EDIT );
default: break;
}
m_mousePressed = false;
}
}
// Called by KWTableDia
void KWCanvas::createTable( unsigned int rows, unsigned int cols,
int wid, int hei,
bool isFloating,
KWTableTemplate *tt, int format )
{
// Remember for next time in any case
m_table.rows = rows;
m_table.cols = cols;
m_table.width = wid;
m_table.height = hei;
m_table.floating = isFloating;
m_table.format = format;
m_table.tableTemplateName = tt ? tt->displayName():TQString();
m_table.tt = tt;
if ( isFloating )
{
m_frameInline=true;
m_frameInlineType=FT_TABLE;
m_gui->getView()->displayFrameInlineInfo();
}
else
{
m_frameInline=false;
setMouseMode( MM_CREATE_TABLE );
}
}
bool KWCanvas::insertInlinePicture() // also called by DCOP
{
bool inserted = m_gui->getView()->insertInlinePicture();
if ( inserted )
m_frameInline = false;
return inserted;
}
bool KWCanvas::insertInlineTable()
{
KWTextFrameSetEdit * edit = dynamic_cast<KWTextFrameSetEdit *>(m_currentFrameSetEdit);
if(edit)
{
if ( edit->textFrameSet()->textObject()->protectContent() )
return false;
m_insRect = KoRect( 0, 0, edit->frameSet()->frame(0)->width(), 10 );
KWTableFrameSet * table = createTable();
m_doc->addFrameSet( table, false );
edit->insertFloatingFrameSet( table, i18n("Insert Inline Table") );
table->finalize();
if (m_table.tt) {
KWTableTemplateCommand *ttCmd=new KWTableTemplateCommand( "Apply template to inline table", table, m_table.tt );
m_doc->addCommand(ttCmd);
ttCmd->execute();
}
m_doc->updateAllFrames();
m_doc->refreshDocStructure(Tables);
}
m_gui->getView()->updateFrameStatusBarItem();
m_frameInline = false;
return true;
}
void KWCanvas::applyGrid( KoPoint &p )
{
if ( m_viewMode->type() != "ModeNormal" )
return;
// The 1e-10 here is a workaround for some weird division problem.
// 360.00062366 / 2.83465058 gives 127 'exactly' when shown as a double,
// but when casting into an int, we get 126. In fact it's 127 - 5.64e-15 !
// This is a problem when calling applyGrid twice, we get 1 less than the time before.
p.setX( static_cast<int>( p.x() / m_doc->gridX() + 1e-10 ) * m_doc->gridX() );
p.setY( static_cast<int>( p.y() / m_doc->gridY() + 1e-10 ) * m_doc->gridY() );
//FIXME It doesn't work in preview mode - apply viewmode
}
void KWCanvas::drawGrid( TQPainter &p, const TQRect& rect )
{
// Grid-positioning makes no sense in text view mode
if ( !m_viewMode->hasFrames() )
return;
TQPen pen = TQPen( TQt::black, 6, TQt::DotLine );
TQPen oldPen = p.pen();
p.setPen( pen );
const double offsetX = m_doc->gridX();
const double offsetY = m_doc->gridY();
// per page, this is needed to paint correctly on preview mode as well as making sure
// we start the grid from the topleft of each page.
for ( int pgNum = m_doc->startPage() ; pgNum <= m_doc->lastPage() ; ++pgNum) {
const TQRect pageRect = m_viewMode->viewPageRect( pgNum );
const TQRect crect = pageRect & rect;
if ( crect.isEmpty() )
continue;
// To convert back to view coordinates later we can calculate the offset for each
// point again, or we can do it one time for the page and re-use the answer.
KoPoint pageTopLeft (0, m_doc->pageManager()->topOfPage(pgNum) + 2); // +2 to get around rounding problems..
TQPoint pageTopLeftView = m_viewMode->normalToView( m_doc->zoomPoint(pageTopLeft) );
// docRect is the part of the document that needs to be painted.. Coordinates in pt
const KoRect docRect = m_doc->unzoomRect( m_viewMode->viewToNormal( crect ) );
// kdDebug() << "drawGrid page " << pgNum << " pageRect=" << pageRect << " crect=" << crect << " docRect=" << docRect << endl;
// the following is effectively a docRect.y() modulo offsetY
const double firstOffsetY = pageTopLeft.y() - offsetY * static_cast<int>( docRect.y() / offsetY );
const double bottom = docRect.bottom() - pageTopLeft.y();
for ( double x = 0; x <= docRect.right(); x += offsetX ) {
const int zoomedX = m_doc->zoomItX( x ) + pageTopLeftView.x();
for ( double y = firstOffsetY; y <= bottom; y += offsetY ) {
const int zoomedY = m_doc->zoomItY( y ) + pageTopLeftView.y();
p.drawPoint( zoomedX, zoomedY );
}
}
}
p.setPen( oldPen );
}
void KWCanvas::applyAspectRatio( double ratio, KoRect& insRect )
{
double width = insRect.width();
double height = insRect.height();
if ( width < height ) // the biggest border is the one in control
width = height * ratio;
else
height = width / ratio;
insRect.setRight( insRect.left() + width );
insRect.setBottom( insRect.top() + height );
//kdDebug() << "KWCanvas::applyAspectRatio: width=" << width << " height=" << height << " insRect=" << DEBUGRECT(insRect) << endl;
}
void KWCanvas::mmCreate( const TQPoint& normalPoint, bool noGrid ) // Mouse move when creating a frame
{
TQPainter p;
p.begin( viewport() );
p.translate( -contentsX(), -contentsY() );
p.setRasterOp( NotROP );
p.setPen( black );
p.setBrush( NoBrush );
if ( m_deleteMovingRect )
drawMovingRect( p );
int page = m_doc->pageManager()->pageNumber( m_insRect );
if( page == -1) {
return;
}
KoRect oldRect = m_insRect;
// Resize the rectangle
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
if ( m_doc->snapToGrid() && m_mouseMode != MM_CREATE_PIX && !noGrid )
applyGrid( docPoint );
m_insRect.setRight( docPoint.x() );
m_insRect.setBottom( docPoint.y() );
// But not out of the page
KoRect r = m_insRect.normalize();
if ( !m_doc->pageManager()->page(page)->rect().contains(r) )
{
// Even better would be to go to the limit of the page boundary, so that the result,
// when moving the mouse of the page, doesn't depend on how fast we're moving it...
m_insRect = oldRect;
// #### TQCursor::setPos( viewport()->mapToGlobal( zoomPoint( m_insRect.bottomRight() ) ) );
}
// Apply keep-aspect-ratio feature
if ( m_mouseMode == MM_CREATE_PIX && m_keepRatio )
{
double ratio = (double)m_pixmapSize.width() / (double)m_pixmapSize.height();
applyAspectRatio( ratio, m_insRect );
}
drawMovingRect( p );
p.end();
m_deleteMovingRect = true;
}
void KWCanvas::drawMovingRect( TQPainter & p )
{
p.setPen( black );
p.drawRect( m_viewMode->normalToView( m_doc->zoomRect( m_insRect ) ) );
}
void KWCanvas::deleteMovingRect()
{
Q_ASSERT( m_deleteMovingRect );
TQPainter p;
p.begin( viewport() );
p.translate( -contentsX(), -contentsY() );
p.setRasterOp( NotROP );
p.setPen( black );
p.setBrush( NoBrush );
drawMovingRect( p );
m_deleteMovingRect = false;
p.end();
}
void KWCanvas::contentsMouseMoveEvent( TQMouseEvent *e )
{
if ( m_printing )
return;
TQPoint normalPoint = m_viewMode->viewToNormal( e->pos() );
if(normalPoint.x() == -1) // e->pos() is an exceptional state...
return;
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
if ( m_mousePressed ) {
//doAutoScroll();
switch ( m_mouseMode ) {
case MM_EDIT:
{
if ( m_currentFrameSetEdit )
m_currentFrameSetEdit->mouseMoveEvent( e, normalPoint, docPoint );
if( ! m_doc->isReadWrite() )
break;
if ( m_mouseMeaning == MEANING_RESIZE_COLUMN || m_mouseMeaning == MEANING_RESIZE_ROW )
{
// TODO undo/redo support (esp. in mouse-release)
TQRect oldRect( m_viewMode->normalToView( m_doc->zoomRect( m_currentTable->boundingRect() ) ) );
if ( m_mouseMeaning == MEANING_RESIZE_ROW )
m_currentTable->resizeRow( m_rowColResized, docPoint.y() );
else
m_currentTable->resizeColumn( m_rowColResized, docPoint.x() );
// Repaint only the changed rects (oldRect U newRect)
TQRect newRect( m_viewMode->normalToView( m_doc->zoomRect( m_currentTable->boundingRect() ) ) );
repaintContents( TQRegion(oldRect).unite(newRect).boundingRect(), FALSE );
}
else if (m_interactionPolicy) {
m_interactionPolicy->handleMouseMove(e->state(),
m_doc->unzoomPoint( normalPoint ));
m_interactionPolicy->hadDragEvents();
}
} break;
case MM_CREATE_TEXT: case MM_CREATE_PIX: case MM_CREATE_PART:
case MM_CREATE_TABLE: case MM_CREATE_FORMULA:
mmCreate( normalPoint, e->state() & ShiftButton );
default:
break;
}
}
else {
if ( m_mouseMode == MM_EDIT )
{
MouseMeaning meaning = m_frameViewManager->mouseMeaning( docPoint, e->state() );
switch ( meaning ) {
case MEANING_MOUSE_OVER_FOOTNOTE:
{
KWFrameView *view = m_frameViewManager->view(docPoint, KWFrameViewManager::frameOnTop);
KWFrame* frame = view ? view->frame() : 0;
KWFrameSet * fs = frame ? frame->frameSet() : 0;
if (fs && fs->type() == FT_TEXT)
{
KoVariable* var = static_cast<KWTextFrameSet *>(fs)->variableUnderMouse(docPoint);
if ( var )
{
KWFootNoteVariable * footNoteVar = dynamic_cast<KWFootNoteVariable *>( var );
if ( footNoteVar )
{
// show the content of the footnote in the status bar
gui()->getView()->setTemporaryStatusBarText( footNoteVar->frameSet()->textDocument()->firstParag()->string()->toString() );
m_temporaryStatusBarTextShown = true;
}
}
}
break;
}
case MEANING_MOUSE_OVER_LINK:
{
KWFrameView *view = m_frameViewManager->view(docPoint, KWFrameViewManager::frameOnTop);
KWFrame* frame = view ? view->frame() : 0;
KWFrameSet * fs = frame ? frame->frameSet() : 0L;
if (fs && fs->type() == FT_TEXT)
{
KWTextFrameSet *frameset = static_cast<KWTextFrameSet *>(fs);
//show the link target in the status bar
TQString link = frameset->linkVariableUnderMouse(docPoint)->url();
if ( link.startsWith("bkm://") )
link.replace( 0, 6, i18n("Bookmark target: ") );
gui()->getView()->setTemporaryStatusBarText( link );
m_temporaryStatusBarTextShown = true;
}
break;
}
default:
resetStatusBarText();
break;
}
if(viewMode()->hasFrames())
viewport()->setCursor( m_frameViewManager->mouseCursor( docPoint, e->state() ) );
else
viewport()->setCursor( TQt::ibeamCursor );
}
}
}
void KWCanvas::mrEditFrame() {
//kdDebug() << "KWCanvas::mrEditFrame" << endl;
if(m_interactionPolicy) {
m_interactionPolicy->finishInteraction();
KCommand *cmd = m_interactionPolicy->createCommand();
if(cmd)
m_doc->addCommand(cmd);
delete(m_interactionPolicy);
m_interactionPolicy = 0;
if ( !m_doc->showGrid() && m_doc->snapToGrid() )
repaintContents();
}
m_mousePressed = false;
}
KCommand *KWCanvas::createTextBox( const KoRect & rect )
{
if ( !m_doc->snapToGrid() || ( rect.width() > m_doc->gridX() && rect.height() > m_doc->gridY() ) ) {
KWFrame *frame = new KWFrame(0L, rect.x(), rect.y(), rect.width(), rect.height() );
frame->setNewFrameBehavior(KWFrame::Reconnect);
frame->setZOrder( m_doc->maxZOrder( frame->pageNumber(m_doc) ) + 1 ); // make sure it's on top
TQString name = m_doc->generateFramesetName( i18n( "Text Frameset %1" ) );
KWTextFrameSet *_frameSet = new KWTextFrameSet(m_doc, name );
_frameSet->addFrame( frame );
m_doc->addFrameSet( _frameSet );
KWCreateFrameCommand *cmd=new KWCreateFrameCommand( i18n("Create Text Frame"), frame );
if ( checkCurrentEdit(frame->frameSet(), true) )
emit currentFrameSetEditChanged();
return cmd;
}
return 0L;
}
void KWCanvas::mrCreateText()
{
m_insRect = m_insRect.normalize();
if ( !m_doc->snapToGrid() || ( m_insRect.width() > m_doc->gridX() && m_insRect.height() > m_doc->gridY() ) ) {
KWFrame *frame = new KWFrame(0L, m_insRect.x(), m_insRect.y(), m_insRect.width(), m_insRect.height() );
frame->setMinimumFrameHeight( frame->height() ); // so that AutoExtendFrame doesn't resize it down right away
frame->setNewFrameBehavior(KWFrame::Reconnect);
frame->setZOrder( m_doc->maxZOrder( frame->pageNumber(m_doc) ) + 1 ); // make sure it's on top
KWFrameDia frameDia( this, frame, m_doc, FT_TEXT );
frameDia.setCaption(i18n("Connect Frame"));
frameDia.exec();
if ( checkCurrentEdit(frame->frameSet(), true) )
emit currentFrameSetEditChanged();
}
setMouseMode( MM_EDIT );
m_doc->repaintAllViews();
emit docStructChanged(TextFrames);
emit currentFrameSetEditChanged();
}
void KWCanvas::mrCreatePixmap()
{
// kdDebug() << "KWCanvas::mrCreatePixmap m_insRect=" << DEBUGRECT(m_insRect) << endl;
Q_ASSERT(m_insRect.width() > 0 && m_insRect.height() > 0);
// Make sure the pic is completely in document.
double ratio = m_insRect.width() / m_insRect.height();
KoRect picRect(m_doc->pageManager()->clipToDocument(m_insRect.topLeft()),
m_doc->pageManager()->clipToDocument(m_insRect.bottomRight()) );
picRect = picRect.normalize();
// Make sure it's completely on page.
KWPage *page = m_doc->pageManager()->page( picRect.bottom() );
KoRect pageRect = page->rect();
picRect = pageRect.intersect(picRect);
// make sure we keep ratio!
double height = picRect.width() / ratio ;
if(picRect.height() > height)
picRect.setBottom(picRect.top() + height);
else // moving bottom would make it bigger, so alter width
picRect.setRight(picRect.left() + ratio * picRect.height());
setMouseMode( MM_EDIT );
if ( !m_kopicture.isNull() ) {
KWPictureFrameSet *fs = new KWPictureFrameSet( m_doc, TQString() /*automatic name*/ );
fs->insertPicture( m_kopicture );
fs->setKeepAspectRatio( m_keepRatio );
KWFrame *frame = new KWFrame(fs, picRect.x(), picRect.y(), picRect.width(),
picRect.height() );
frame->setZOrder( m_doc->maxZOrder( page->pageNumber() ) +1 ); // make sure it's on top
fs->addFrame( frame, false );
m_doc->addFrameSet( fs );
KWCreateFrameCommand *cmd=new KWCreateFrameCommand( i18n("Insert Picture"), frame );
m_doc->addCommand(cmd);
m_doc->frameChanged( frame );
frameViewManager()->view(frame)->setSelected(true);
}
emit docStructChanged(Pictures);
}
void KWCanvas::mrCreatePart() // mouse release, when creating part
{
m_insRect = m_insRect.normalize();
if ( !m_doc->snapToGrid() || ( m_insRect.width() > m_doc->gridX() && m_insRect.height() > m_doc->gridY() ) ) {
KWPartFrameSet *fs = m_doc->insertObject( m_insRect, m_partEntry, this );
Q_ASSERT(viewMode()->canvas());
if(fs)
fs->updateChildGeometry(); // set initial coordinates of 'ch' correctly
}
setMouseMode( MM_EDIT );
emit docStructChanged(Embedded);
}
void KWCanvas::mrCreateFormula()
{
m_insRect = m_insRect.normalize();
if ( !m_doc->snapToGrid() || ( m_insRect.width() > m_doc->gridX() && m_insRect.height() > m_doc->gridY() ) ) {
KWFormulaFrameSet *frameset = new KWFormulaFrameSet( m_doc, TQString() );
KWFrame *frame = new KWFrame(frameset, m_insRect.x(), m_insRect.y(), m_insRect.width(), m_insRect.height() );
frame->setZOrder( m_doc->maxZOrder( frame->pageNumber(m_doc) ) + 1 ); // make sure it's on top
frameset->addFrame( frame, false );
m_doc->addFrameSet( frameset );
KWCreateFrameCommand *cmd=new KWCreateFrameCommand( i18n("Create Formula Frame"), frame );
m_doc->addCommand(cmd);
m_doc->frameChanged( frame );
}
setMouseMode( MM_EDIT );
emit docStructChanged(FormulaFrames);
}
void KWCanvas::mrCreateTable()
{
m_insRect = m_insRect.normalize();
if ( !m_doc->snapToGrid() || ( m_insRect.width() > m_doc->gridX() && m_insRect.height() > m_doc->gridY() ) ) {
if ( m_table.cols * s_minFrameWidth + m_insRect.x() > m_doc->pageManager()->pageLayout(0).ptWidth )
{
KMessageBox::sorry(0, i18n("KWord is unable to insert the table because there "
"is not enough space available."));
}
else {
KWTableFrameSet * table = createTable();
KMacroCommand *macroCmd = new KMacroCommand( i18n("Create Table") );
KWCreateTableCommand *cmd=new KWCreateTableCommand( "Create table", table );
macroCmd->addCommand(cmd);
if (m_table.tt) {
KWTableTemplateCommand *ttCmd=new KWTableTemplateCommand( "Apply template to table", table, m_table.tt );
macroCmd->addCommand(ttCmd);
}
m_doc->addCommand(macroCmd);
macroCmd->execute();
emit docStructChanged(Tables);
}
m_doc->updateAllFrames();
m_doc->layout();
repaintAll();
}
setMouseMode( MM_EDIT );
}
KWTableFrameSet * KWCanvas::createTable() // uses m_insRect and m_table to create the table
{
KWTableFrameSet *table = new KWTableFrameSet( m_doc, TQString() /*automatic name*/ );
int pageNum = m_doc->pageManager()->pageNumber(m_insRect.topLeft());
// Create a set of cells with random-size frames.
for ( unsigned int i = 0; i < m_table.rows; i++ ) {
for ( unsigned int j = 0; j < m_table.cols; j++ ) {
KWTableFrameSet::Cell *cell = new KWTableFrameSet::Cell( table, i, j, TQString() /*automatic name*/ );
KWFrame *frame = new KWFrame(cell, 0, 0, 0, 0, KWFrame::RA_BOUNDINGRECT ); // pos and size will be set in setBoundingRect
frame->setZOrder( m_doc->maxZOrder( pageNum ) + 1 ); // make sure it's on top
cell->addFrame( frame, false );
frame->setFrameBehavior(KWFrame::AutoExtendFrame);
frame->setNewFrameBehavior(KWFrame::NoFollowup);
}
}
KWTableFrameSet::CellSize w;
w=static_cast<KWTableFrameSet::CellSize>( m_table.width );
if(m_frameInline) w=KWTableFrameSet::TblManual;
table->setBoundingRect( m_insRect , w, static_cast<KWTableFrameSet::CellSize>( m_table.height ));
return table;
}
void KWCanvas::contentsMouseReleaseEvent( TQMouseEvent * e )
{
if ( m_printing )
return;
if ( m_scrollTimer->isActive() )
m_scrollTimer->stop();
if ( m_mousePressed ) {
if ( m_deleteMovingRect )
deleteMovingRect();
TQPoint normalPoint = m_viewMode->viewToNormal( e->pos() );
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
if(m_insRect.bottom()==0 && m_insRect.right()==0) {
// if the user did not drag, just click; make a 200x150 square for him.
int page = m_doc->pageManager()->pageNumber(docPoint);
if(page == -1)
return;
KoPageLayout pageLayout = m_doc->pageManager()->pageLayout(page);
m_insRect.setLeft(TQMIN(m_insRect.left(), pageLayout.ptWidth - 200));
m_insRect.setTop(TQMIN(m_insRect.top(), pageLayout.ptHeight - 150));
m_insRect.setBottom(m_insRect.top()+150);
m_insRect.setRight(m_insRect.left()+200);
}
MouseMode old_mouseMove = m_mouseMode;
switch ( m_mouseMode ) {
case MM_EDIT:
if ( m_currentFrameSetEdit )
m_currentFrameSetEdit->mouseReleaseEvent( e, normalPoint, docPoint );
else {
if ( m_mouseMeaning == MEANING_RESIZE_COLUMN )
{
KWResizeColumnCommand *cmd = new KWResizeColumnCommand( m_currentTable, m_rowColResized, m_previousTableSize, docPoint.x() );
m_doc->addCommand(cmd);
cmd->execute();
}
else if ( m_mouseMeaning == MEANING_RESIZE_ROW )
{
KWResizeRowCommand *cmd = new KWResizeRowCommand( m_currentTable, m_rowColResized, m_previousTableSize, docPoint.y() );
m_doc->addCommand(cmd);
cmd->execute();
}
else
mrEditFrame();
m_mouseMeaning = MEANING_NONE;
}
break;
case MM_CREATE_TEXT:
mrCreateText();
break;
case MM_CREATE_PIX:
mrCreatePixmap();
break;
case MM_CREATE_PART:
mrCreatePart();
break;
case MM_CREATE_TABLE:
mrCreateTable();
break;
case MM_CREATE_FORMULA:
mrCreateFormula();
break;
}
if ( old_mouseMove != MM_EDIT && !m_doc->showGrid() && m_doc->snapToGrid() )
repaintContents( FALSE ); //draw the grid over the whole canvas
m_mousePressed = false;
}
}
void KWCanvas::contentsMouseDoubleClickEvent( TQMouseEvent * e )
{
if ( m_printing )
return;
TQPoint normalPoint = m_viewMode->viewToNormal( e->pos() );
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
switch ( m_mouseMode ) {
case MM_EDIT:
if ( m_currentFrameSetEdit )
{
m_mousePressed = true; // needed for the dbl-click + move feature.
m_scrollTimer->start( 50 );
m_currentFrameSetEdit->mouseDoubleClickEvent( e, normalPoint, docPoint );
}
else
{
// Double-click on an embedded object should edit it, not pop up the frame dialog
// So we have to test for that.
KWFrameView *view = m_frameViewManager->selectedFrame();
bool isPartFrameSet = view && dynamic_cast<KWPartFrameSet*>(view->frame()->frameSet());
if ( !isPartFrameSet )
editFrameProperties();
// KWDocumentChild::hitTest and KWView::slotChildActivated take care of embedded objects
m_mousePressed = false;
}
break;
default:
break;
}
}
void KWCanvas::setFrameBackgroundColor( const TQBrush &_backColor )
{
TQValueList<KWFrameView*> selectedFrames = m_frameViewManager->selectedFrames();
if (selectedFrames.isEmpty())
return;
bool colorChanged=false;
TQPtrList<FrameIndex> frameindexList;
TQPtrList<TQBrush> oldColor;
TQValueListIterator<KWFrameView*> framesIterator = selectedFrames.begin();
while(framesIterator != selectedFrames.end()) {
KWFrame *frame = KWFrameSet::settingsFrame( (*framesIterator)->frame() );
FrameIndex *index=new FrameIndex( frame );
frameindexList.append(index);
TQBrush *_color=new TQBrush(frame->backgroundColor());
oldColor.append(_color);
if (frame->frameSet() && frame->frameSet()->type()!=FT_PICTURE && frame->frameSet()->type()!=FT_PART && _backColor!=frame->backgroundColor())
{
colorChanged=true;
frame->setBackgroundColor(_backColor);
}
++framesIterator;
}
if(colorChanged)
{
KWFrameBackGroundColorCommand *cmd=new KWFrameBackGroundColorCommand(i18n("Change Frame Background Color"),frameindexList,oldColor,_backColor);
m_doc->addCommand(cmd);
m_doc->repaintAllViews();
}
else
{
frameindexList.setAutoDelete(true);
oldColor.setAutoDelete(true);
}
}
void KWCanvas::editFrameProperties( KWFrameSet * frameset )
{
KWFrameDia *frameDia;
KWFrame *frame = frameset->frame(0);
frameDia = new KWFrameDia( this, frame );
frameDia->exec();
delete frameDia;
}
void KWCanvas::editFrameProperties()
{
TQValueList<KWFrameView*> selectedFrames = m_frameViewManager->selectedFrames();
if(selectedFrames.count()==0) return;
KWFrameDia *frameDia;
if(selectedFrames.count()==1)
frameDia = new KWFrameDia( this, selectedFrames[0]->frame());
else { // multi frame dia.
TQPtrList<KWFrame> frames;
TQValueListIterator<KWFrameView*> framesIterator = selectedFrames.begin();
for(;framesIterator != selectedFrames.end(); ++framesIterator)
frames.append( (*framesIterator)->frame() );
frameDia = new KWFrameDia( this, frames );
}
frameDia->exec();
delete frameDia;
}
void KWCanvas::selectAllFrames( bool select ) {
TQValueList<KWFrameView*> frameViews = m_frameViewManager->frameViewsIterator();
TQValueList<KWFrameView*>::iterator frames = frameViews.begin();
for(; frames != frameViews.end(); ++frames ) {
KWFrameSet *fs = (*frames)->frame()->frameSet();
if ( !fs->isVisible() ) continue;
if ( select && fs->isMainFrameset() )
continue; // "select all frames" shouldn't select the page
(*frames)->setSelected(select);
}
}
void KWCanvas::tableSelectCell(KWTableFrameSet *table, KWFrameSet *cell)
{
terminateCurrentEdit();
m_frameViewManager->view(cell->frame(0))->setSelected(true);
m_currentTable = table;
}
void KWCanvas::editFrameSet( KWFrameSet * frameSet, bool onlyText /*=false*/ )
{
selectAllFrames( false );
bool emitChanged = checkCurrentEdit( frameSet, onlyText );
if ( emitChanged ) // emitted after mousePressEvent [for tables]
emit currentFrameSetEditChanged();
emit updateRuler();
}
void KWCanvas::editTextFrameSet( KWFrameSet * fs, KoTextParag* parag, int index )
{
selectAllFrames( false );
#if 0
//active header/footer when it's possible
// DF: what is this code doing here?
if ( fs->isAHeader() && !m_doc->isHeaderVisible() && !(viewMode()->type()=="ModeText"))
m_doc->setHeaderVisible( true );
if ( fs->isAFooter() && !m_doc->isFooterVisible() && !(viewMode()->type()=="ModeText"))
m_doc->setFooterVisible( true );
#endif
if ( !fs->isVisible( viewMode() ) )
return;
setMouseMode( MM_EDIT );
bool emitChanged = checkCurrentEdit( fs );
if ( m_currentFrameSetEdit && m_currentFrameSetEdit->frameSet()->type()==FT_TEXT ) {
if ( !parag )
{
KWTextDocument *tmp = static_cast<KWTextFrameSet*>(m_currentFrameSetEdit->frameSet())->kwTextDocument();
parag = tmp->firstParag();
}
// The _new_ cursor position must be visible.
KWTextFrameSetEdit *textedit = currentTextEdit();
if ( textedit ) {
textedit->hideCursor();
textedit->setCursor( parag, index );
textedit->showCursor();
textedit->ensureCursorVisible();
}
}
if ( emitChanged )
emit currentFrameSetEditChanged();
emit updateRuler();
}
void KWCanvas::ensureCursorVisible()
{
Q_ASSERT( m_currentFrameSetEdit );
KWTextFrameSetEdit *textedit = currentTextEdit();
if ( textedit )
textedit->ensureCursorVisible();
}
bool KWCanvas::checkCurrentEdit( KWFrameSet * fs , bool onlyText )
{
bool emitChanged = false;
if ( fs && m_currentFrameSetEdit && m_currentFrameSetEdit->frameSet() != fs )
{
KWTextFrameSet * tmp = dynamic_cast<KWTextFrameSet *>(fs );
if ( tmp && tmp->protectContent() && !m_doc->cursorInProtectedArea() )
return false;
KWTextFrameSetEdit *edit = currentTextEdit();
if(edit && onlyText)
{
// Don't use terminateCurrentEdit here, we want to emit changed only once
//don't remove selection in dnd
m_currentFrameSetEdit->terminate(false);
}
else
m_currentFrameSetEdit->terminate();
delete m_currentFrameSetEdit;
m_currentFrameSetEdit = 0L;
emitChanged = true;
}
// Edit the frameset "fs"
if ( fs && !m_currentFrameSetEdit )
{
KWTextFrameSet * tmp = dynamic_cast<KWTextFrameSet *>(fs );
if ( tmp && tmp->protectContent() && !m_doc->cursorInProtectedArea() )
return false;
// test for "text frameset only" if requested
if(fs->type()==FT_TABLE || fs->type()==FT_TEXT || !onlyText)
{
if ( fs->type() == FT_TABLE )
m_currentTable = static_cast<KWTableFrameSet *>(fs);
else if ( fs->type() == FT_TEXT )
m_currentTable = static_cast<KWTextFrameSet *>(fs)->groupmanager();
else
m_currentTable = 0L;
if ( m_currentTable ) {
m_currentFrameSetEdit = m_currentTable->createFrameSetEdit( this );
static_cast<KWTableFrameSetEdit *>( m_currentFrameSetEdit )->setCurrentCell( fs );
}
else
m_currentFrameSetEdit = fs->createFrameSetEdit( this );
if ( m_currentFrameSetEdit ) {
KWTextFrameSetEdit *edit = currentTextEdit();
if ( edit )
edit->setOverwriteMode( m_overwriteMode );
}
}
emitChanged = true;
}
return emitChanged;
}
void KWCanvas::terminateCurrentEdit()
{
if(m_currentFrameSetEdit == 0)
return;
m_lastCaretPos = caretPos();
m_currentFrameSetEdit->terminate();
delete m_currentFrameSetEdit;
m_currentFrameSetEdit = 0L;
emit currentFrameSetEditChanged();
repaintAll();
}
void KWCanvas::terminateEditing( KWFrameSet *fs )
{
if ( m_currentFrameSetEdit && m_currentFrameSetEdit->frameSet() == fs )
terminateCurrentEdit();
// Also deselect the frames from this frameset
TQPtrListIterator<KWFrame> frameIt = fs->frameIterator();
for ( ; frameIt.current(); ++frameIt ) {
KWFrameView* view = m_frameViewManager->view(frameIt.current());
Q_ASSERT(view);
if(view) view->setSelected(false);
}
}
KWTextFrameSetEdit* KWCanvas::currentTextEdit() const
{
if ( m_currentFrameSetEdit )
return dynamic_cast<KWTextFrameSetEdit *>(m_currentFrameSetEdit->currentTextEdit());
return 0;
}
void KWCanvas::setMouseMode( MouseMode newMouseMode )
{
if ( m_mouseMode != newMouseMode )
{
selectAllFrames( false );
if ( newMouseMode != MM_EDIT )
terminateCurrentEdit();
m_mouseMode = newMouseMode;
if ( !m_doc->showGrid() && m_doc->snapToGrid() )
repaintContents( FALSE ); //draw the grid over the whole canvas
}
else
m_mouseMode = newMouseMode;
emit currentMouseModeChanged(m_mouseMode);
switch ( m_mouseMode ) {
case MM_EDIT: {
TQPoint mousep = mapFromGlobal(TQCursor::pos()) + TQPoint( contentsX(), contentsY() );
TQPoint normalPoint = m_viewMode->viewToNormal( mousep );
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
viewport()->setCursor( m_frameViewManager->mouseCursor( docPoint, 0 ) );
m_frameInline = false;
} break;
case MM_CREATE_TEXT:
case MM_CREATE_PIX:
case MM_CREATE_TABLE:
case MM_CREATE_FORMULA:
case MM_CREATE_PART:
viewport()->setCursor( crossCursor );
break;
}
}
void KWCanvas::insertPicture( const KoPicture& newPicture, TQSize pixmapSize, bool _keepRatio )
{
setMouseMode( MM_CREATE_PIX );
m_kopicture = newPicture;
m_pixmapSize = pixmapSize;
if ( pixmapSize.isEmpty() )
m_pixmapSize = newPicture.getOriginalSize();
m_keepRatio = _keepRatio;
}
void KWCanvas::insertPictureDirect( const KoPicture& picture, const KoPoint& pos, const TQSize& sz )
{
// Prepare things for mrCreatePixmap
m_pixmapSize = sz.isEmpty() ? picture.getOriginalSize() : sz;
m_kopicture = picture;
m_insRect = KoRect( pos.x(), pos.y(), m_doc->unzoomItX( m_pixmapSize.width() ), m_doc->unzoomItY( m_pixmapSize.height() ) );
m_keepRatio = true;
mrCreatePixmap();
}
void KWCanvas::insertPart( const KoDocumentEntry &entry )
{
m_partEntry = entry;
if ( m_partEntry.isEmpty() )
{
setMouseMode( MM_EDIT );
return;
}
setMouseMode( MM_CREATE_PART );
}
void KWCanvas::contentsDragEnterEvent( TQDragEnterEvent *e )
{
int provides = KWView::checkClipboard( e );
if ( ( provides & KWView::ProvidesImage ) || KURLDrag::canDecode( e ) )
{
m_imageDrag = true;
e->acceptAction();
}
else
{
m_imageDrag = false;
if ( m_currentFrameSetEdit )
m_currentFrameSetEdit->dragEnterEvent( e );
}
}
void KWCanvas::contentsDragMoveEvent( TQDragMoveEvent *e )
{
if ( !m_imageDrag /*&& m_currentFrameSetEdit*/ )
{
TQPoint normalPoint = m_viewMode->viewToNormal( e->pos() );
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
KWFrameView *view = m_frameViewManager->view(docPoint, KWFrameViewManager::frameOnTop);
KWFrame *frame = view ? view->frame() : 0;
KWFrameSet * fs = frame ? frame->frameSet() : 0L;
bool emitChanged = false;
if ( fs )
{
//kdDebug()<<"table :"<<table<<endl;
emitChanged = checkCurrentEdit( fs, true );
}
if ( m_currentFrameSetEdit )
{
m_currentFrameSetEdit->dragMoveEvent( e, normalPoint, docPoint );
if ( emitChanged ) // emitted after mousePressEvent [for tables]
emit currentFrameSetEditChanged();
}
}
}
void KWCanvas::contentsDragLeaveEvent( TQDragLeaveEvent *e )
{
if ( !m_imageDrag && m_currentFrameSetEdit )
m_currentFrameSetEdit->dragLeaveEvent( e );
}
void KWCanvas::contentsDropEvent( TQDropEvent *e )
{
TQPoint normalPoint = m_viewMode->viewToNormal( e->pos() );
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
if ( TQImageDrag::canDecode( e ) ) {
pasteImage( e, docPoint );
} else if ( KURLDrag::canDecode( e ) ) {
// TODO ask (with a popupmenu) between inserting a link and inserting the contents
// TODO fix tdehtml to export images when dragging an image+link (as it does when using "Copy")
KURL::List lst;
KURLDrag::decode( e, lst );
KURL::List::ConstIterator it = lst.begin();
for ( ; it != lst.end(); ++it ) {
const KURL &url( *it );
TQString filename;
if ( !TDEIO::NetAccess::download( url, filename, this ) )
continue;
KMimeType::Ptr res = KMimeType::findByFileContent( filename );
if ( res && res->isValid() ) {
TQString mimetype = res->name();
if ( mimetype.contains( "image" ) ) {
KoPictureKey key;
key.setKeyFromFile( filename );
KoPicture newKoPicture;
newKoPicture.setKey( key );
newKoPicture.loadFromFile( filename );
insertPictureDirect( newKoPicture, docPoint );
}
}
TDEIO::NetAccess::removeTempFile( filename );
}
}
else
{
if ( m_currentFrameSetEdit )
m_currentFrameSetEdit->dropEvent( e, normalPoint, docPoint, m_gui->getView() );
else
m_gui->getView()->pasteData( e, true );
}
m_mousePressed = false;
m_imageDrag = false;
}
void KWCanvas::pasteImage( TQMimeSource *e, const KoPoint &docPoint )
{
TQImage i;
if ( !TQImageDrag::decode(e, i) ) {
kdWarning() << "Couldn't decode image" << endl;
return;
}
KTempFile tmpFile( TQString(), ".png");
tmpFile.setAutoDelete( true );
if ( !i.save(tmpFile.name(), "PNG") ) {
kdWarning() << "Couldn't save image to " << tmpFile.name() << endl;
return;
}
m_pixmapSize = i.size();
// Prepare things for mrCreatePixmap
KoPictureKey key;
key.setKeyFromFile( tmpFile.name() );
KoPicture newKoPicture;
newKoPicture.setKey( key );
newKoPicture.loadFromFile( tmpFile.name() );
m_kopicture = newKoPicture;
m_insRect = KoRect( docPoint.x(), docPoint.y(), m_doc->unzoomItX( i.width() ), m_doc->unzoomItY( i.height() ) );
m_keepRatio = true;
mrCreatePixmap();
}
void KWCanvas::doAutoScroll()
{
if ( !m_mousePressed )
{
m_scrollTimer->stop();
return;
}
// This code comes from tdehtml
TQPoint pos( mapFromGlobal( TQCursor::pos() ) );
pos = TQPoint(pos.x() - viewport()->x(), pos.y() - viewport()->y());
if ( (pos.y() < 0) || (pos.y() > visibleHeight()) ||
(pos.x() < 0) || (pos.x() > visibleWidth()) )
{
int xm, ym;
viewportToContents(pos.x(), pos.y(), xm, ym);
if ( m_currentFrameSetEdit )
m_currentFrameSetEdit->focusOutEvent(); // Hide cursor
if ( m_deleteMovingRect )
deleteMovingRect();
ensureVisible( xm, ym, 0, 5 );
if ( m_currentFrameSetEdit )
m_currentFrameSetEdit->focusInEvent(); // Show cursor
}
}
void KWCanvas::slotContentsMoving( int cx, int cy )
{
//TQPoint nPointTop = m_viewMode->viewToNormal( TQPoint( cx, cy ) );
TQPoint nPointBottom = m_viewMode->viewToNormal( TQPoint( cx + visibleWidth(), cy + visibleHeight() ) );
//kdDebug() << "KWCanvas::slotContentsMoving cx=" << cx << " cy=" << cy << endl;
//kdDebug() << " visibleWidth()=" << visibleWidth() << " visibleHeight()=" << visibleHeight() << endl;
// Update our "formatted paragraphs needs" in all the text framesets
TQPtrList<KWTextFrameSet> textFrameSets = m_doc->allTextFramesets( false );
TQPtrListIterator<KWTextFrameSet> fit( textFrameSets );
for ( ; fit.current() ; ++fit )
{
if(! fit.current()->isVisible()) continue;
fit.current()->updateViewArea( this, m_viewMode, nPointBottom );
}
// cx and cy contain the future values for contentsx and contentsy, so we need to
// pass them to updateRulerOffsets.
updateRulerOffsets( cx, cy );
// Tell KoView that the view transformations have changed (e.g. the centering of the page, or the scrolling offsets)
// so that it will reposition any active embedded object.
// This needs to be delayed since contents moving is emitted -before- moving,
// and from resizeEvent it's too early too.
TQTimer::singleShot( 0, this, TQT_SIGNAL( viewTransformationsChanged() ) );
}
void KWCanvas::slotMainTextHeightChanged()
{
// Check that the viewmode is a KWViewModeText, and that the rulers have been built already
if ( dynamic_cast<KWViewModeText *>(m_viewMode) && m_gui->getHorzRuler() )
{
slotNewContentsSize();
m_viewMode->setPageLayout( m_gui->getHorzRuler(), m_gui->getVertRuler(), KoPageLayout() /*unused*/ );
emit updateRuler();
}
}
void KWCanvas::slotNewContentsSize()
{
TQSize size = m_viewMode->contentsSize();
if ( size != TQSize( contentsWidth(), contentsHeight() ) )
{
//kdDebug() << "KWCanvas::slotNewContentsSize " << size.width() << "x" << size.height() << endl;
resizeContents( size.width(), size.height() );
}
}
void KWCanvas::resizeEvent( TQResizeEvent *e )
{
slotContentsMoving( contentsX(), contentsY() );
TQScrollView::resizeEvent( e );
}
void KWCanvas::scrollToOffset( const KoPoint & d )
{
kdDebug() << "KWCanvas::scrollToOffset " << d.x() << "," << d.y() << endl;
#if 0
bool blinking = blinkTimer.isActive();
if ( blinking )
stopBlinkCursor();
#endif
TQPoint nPoint = m_doc->zoomPoint( d );
TQPoint cPoint = m_viewMode->normalToView( nPoint );
setContentsPos( cPoint.x(), cPoint.y() );
#if 0
if ( blinking )
startBlinkCursor();
#endif
}
void KWCanvas::updateRulerOffsets( int cx, int cy )
{
if ( cx == -1 && cy == -1 )
{
cx = contentsX();
cy = contentsY();
}
// The offset is usually just the scrollview offset
// But we also need to offset to the current page, for the graduations
TQPoint pc = m_viewMode->pageCorner();
//kdDebug() << "KWCanvas::updateRulerOffsets contentsX=" << cx << ", contentsY=" << cy << endl;
if (m_gui->getHorzRuler())
m_gui->getHorzRuler()->setOffset( cx - pc.x(), 0 );
if (m_gui->getVertRuler())
m_gui->getVertRuler()->setOffset( 0, cy - pc.y() );
}
bool KWCanvas::eventFilter( TQObject *o, TQEvent *e )
{
if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(this) || TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(viewport()) ) {
if(m_currentFrameSetEdit && TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(this) )
{
// Pass event to auto-hide-cursor code (see kcursor.h for details)
KCursor::autoHideEventFilter( o, e );
}
switch ( e->type() ) {
case TQEvent::FocusIn:
// kdDebug() << "KWCanvas::eventFilter TQEvent::FocusIn" << endl;
if ( m_currentFrameSetEdit && !m_printing )
m_currentFrameSetEdit->focusInEvent();
break;
case TQEvent::FocusOut:
// kdDebug() << "KWCanvas::eventFilter TQEvent::FocusOut" << endl;
if ( m_currentFrameSetEdit && !m_printing )
m_currentFrameSetEdit->focusOutEvent();
if ( m_scrollTimer->isActive() )
m_scrollTimer->stop();
m_mousePressed = false;
break;
case TQEvent::AccelOverride: // was part of KeyPress - changed due to tdelibs BUG!
{
// kdDebug() << " KeyPress m_currentFrameSetEdit=" << m_currentFrameSetEdit << " isRW="<<m_doc->isReadWrite() << endl;
// kdDebug() << " m_printing=" << m_printing << " mousemode=" << m_mouseMode << " (MM_EDIT=" << MM_EDIT<<")"<<endl;
TQKeyEvent * keyev = TQT_TQKEYEVENT(e);
#ifndef NDEBUG
// Debug keys
if ( ( keyev->state() & ControlButton ) && ( keyev->state() & ShiftButton ) )
{
switch ( keyev->key() ) {
case TQt::Key_P: // 'P' -> paragraph debug
printRTDebug( 0 );
keyev->accept();
break;
case TQt::Key_V: // 'V' -> verbose parag debug
printRTDebug( 1 );
keyev->accept();
break;
case TQt::Key_F: // 'F' -> frames debug
m_doc->printDebug();
kdDebug(32002) << "Current framesetedit: " << m_currentFrameSetEdit << " " <<
( m_currentFrameSetEdit ? m_currentFrameSetEdit->frameSet()->className() : "" ) << endl;
keyev->accept();
break;
case TQt::Key_S: // 'S' -> styles debug
m_doc->printStyleDebug();
keyev->accept();
break;
case TQt::Key_M: // 'M' -> mark debug output
{
const TQDateTime dtMark ( TQDateTime::currentDateTime() );
kdDebug(32002) << "Developer mark: " << dtMark.toString("yyyy-MM-dd hh:mm:ss,zzz") << endl;
keyev->accept();
break;
}
default:
break;
};
// For some reason 'T' doesn't work (maybe kxkb)
}
#endif
}
break;
case TQEvent::KeyPress:
{
// kdDebug() << " KeyPress m_currentFrameSetEdit=" << m_currentFrameSetEdit << " isRW="<<m_doc->isReadWrite() << endl;
// kdDebug() << " m_printing=" << m_printing << " mousemode=" << m_mouseMode << " (MM_EDIT=" << MM_EDIT<<")"<<endl;
TQKeyEvent * keyev = TQT_TQKEYEVENT(e);
// By default PgUp and PgDown move the scrollbars and not the caret anymore - this is done here
if ( !m_doc->pgUpDownMovesCaret() && ( (keyev->state() & ShiftButton) == 0 )
&& ( keyev->key() == TQt::Key_PageUp || keyev->key() == Key_PageDown ) )
{
viewportScroll( keyev->key() == TQt::Key_PageUp );
}
// Activate this code (and in focusNextPreviousChild() to allow Shift+Tab
// out of document window. Disabled because it conflicts with Shift+Tab inside a table.
// else if ( keyev->key() == TQt::Key_BackTab )
// return FALSE;
else if ( keyev->key() == TDEGlobalSettings::contextMenuKey() ) {
// The popups are not available in readonly mode, since the GUI isn't built...
if(!m_doc->isReadWrite()) return TRUE;
if (m_mouseMode != MM_EDIT) return TRUE;
KoPoint docPoint = m_doc->unzoomPoint( TQCursor::pos() );
if ( viewMode()->type()=="ModeText") {
KWFrameView *view = m_frameViewManager->view(m_doc->frameSet( 0 )->frame(0));
view->showPopup(docPoint, m_gui->getView(), TQCursor::pos());
}
else {
m_frameViewManager->showPopup( docPoint, m_gui->getView(), keyev->state(), pos());
}
return true;
}
else if ( keyev->key() == TQt::Key_Return && keyev->state() == 0
&& (m_mouseMode != MM_EDIT || m_frameInline )) {
// When inserting an inline or non-line frame,
// simulate mouse press and release at caret position.
// In the case of a regular frame, the caret position was saved when
// they left edit mode. In the case of an inline frame,
// get current caret position, since user can type and move caret
// around before they click or hit Enter.
if (m_frameInline)
m_lastCaretPos = caretPos();
if (m_lastCaretPos.isNull()) return TRUE;
int page = m_doc->pageManager()->pageNumber(m_lastCaretPos);
if(page == -1) return TRUE;
TQPoint normalPoint = m_doc->zoomPoint(m_lastCaretPos);
// Coordinate is at the very top of the caret. In the case of an
// inline frame, adjust slightly down and to the right in order
// to avoid "clicking" the frame border.
if (m_frameInline)
normalPoint += TQPoint(2,2);
TQPoint vP = m_viewMode->normalToView(normalPoint);
TQPoint gP = mapToGlobal(vP);
TQMouseEvent mevPress(TQEvent::MouseButtonPress, vP,
gP, Qt::LeftButton, 0);
contentsMousePressEvent(&mevPress);
TQMouseEvent mevRelease(TQEvent::MouseButtonRelease, vP,
gP, Qt::LeftButton, 0);
contentsMouseReleaseEvent(&mevRelease);
}
else if ( keyev->key() == TQt::Key_Escape ) {
if ( m_mouseMode != MM_EDIT ) // Abort frame creation
setMouseMode( MM_EDIT );
else if(m_interactionPolicy) {
m_interactionPolicy->cancelInteraction();
delete(m_interactionPolicy);
m_interactionPolicy = 0;
m_mousePressed = false;
// reset cursor
TQPoint mousep = mapFromGlobal(TQCursor::pos()) + TQPoint( contentsX(), contentsY() );
TQPoint normalPoint = m_viewMode->viewToNormal( mousep );
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
viewport()->setCursor( m_frameViewManager->mouseCursor( docPoint, keyev->stateAfter() ) );
if ( !m_doc->showGrid() && m_doc->snapToGrid() )
repaintContents();
}
}
else if ( keyev->key() == Key_Insert && keyev->state() == 0 ) {
m_overwriteMode = !m_overwriteMode;
KWTextFrameSetEdit *edit = currentTextEdit();
if ( edit ) {
edit->setOverwriteMode( m_overwriteMode );
emit overwriteModeChanged( m_overwriteMode );
}
kdDebug()<<"Insert is pressed, overwrite mode: "<< m_overwriteMode << endl;
}
else // normal key processing
if ( m_currentFrameSetEdit && m_mouseMode == MM_EDIT && m_doc->isReadWrite() && !m_printing )
{
KWTextFrameSetEdit *edit = dynamic_cast<KWTextFrameSetEdit *>(m_currentFrameSetEdit );
if ( edit )
{
if ( !edit->textFrameSet()->textObject()->protectContent() || (keyev->text().length() == 0))
m_currentFrameSetEdit->keyPressEvent( keyev );
else if(keyev->text().length() > 0)
KMessageBox::information(this, i18n("Read-only content cannot be changed. No modifications will be accepted."));
}
else
m_currentFrameSetEdit->keyPressEvent( keyev );
return TRUE;
}
// Because of the dependency on the control key, we need to update the mouse cursor here
if ( keyev->key() == TQt::Key_Control )
{
TQPoint mousep = mapFromGlobal(TQCursor::pos()) + TQPoint( contentsX(), contentsY() );
TQPoint normalPoint = m_viewMode->viewToNormal( mousep );
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
viewport()->setCursor( m_frameViewManager->mouseCursor( docPoint, keyev->stateAfter() ) );
}
else if ( (keyev->key() == TQt::Key_Delete || keyev->key() ==Key_Backspace )
&& m_frameViewManager->selectedFrame() && !m_printing )
m_gui->getView()->editDeleteFrame();
} break;
case TQEvent::KeyRelease:
{
TQKeyEvent * keyev = TQT_TQKEYEVENT(e);
if ( keyev->key() == TQt::Key_Control )
{
TQPoint mousep = mapFromGlobal(TQCursor::pos()) + TQPoint( contentsX(), contentsY() );
TQPoint normalPoint = m_viewMode->viewToNormal( mousep );
KoPoint docPoint = m_doc->unzoomPoint( normalPoint );
viewport()->setCursor( m_frameViewManager->mouseCursor( docPoint, keyev->stateAfter() ) );
}
if ( m_currentFrameSetEdit && m_mouseMode == MM_EDIT && m_doc->isReadWrite() && !m_printing )
{
m_currentFrameSetEdit->keyReleaseEvent( keyev );
return TRUE;
}
}
break;
case TQEvent::IMStart:
{
TQIMEvent * imev = static_cast<TQIMEvent *>(e);
m_currentFrameSetEdit->imStartEvent( imev );
}
break;
case TQEvent::IMCompose:
{
TQIMEvent * imev = static_cast<TQIMEvent *>(e);
m_currentFrameSetEdit->imComposeEvent( imev );
}
break;
case TQEvent::IMEnd:
{
TQIMEvent * imev = static_cast<TQIMEvent *>(e);
m_currentFrameSetEdit->imEndEvent( imev );
}
break;
default:
break;
}
}
return TQScrollView::eventFilter( o, e );
}
bool KWCanvas::focusNextPrevChild( bool next)
{
Q_UNUSED(next);
return TRUE; // Don't allow to go out of the canvas widget by pressing "Tab"
// Don't allow to go out of the canvas widget by pressing Tab, but do allow Shift+Tab.
// if (next) return TRUE;
// return TQWidget::focusNextPrevChild( next );
}
void KWCanvas::updateCurrentFormat()
{
KWTextFrameSetEdit * edit = dynamic_cast<KWTextFrameSetEdit *>(m_currentFrameSetEdit);
if ( edit )
edit->updateUI( true, true );
}
#ifndef NDEBUG
void KWCanvas::printRTDebug( int info )
{
KWTextFrameSet * textfs = 0L;
if ( m_currentFrameSetEdit ) {
KWTextFrameSetEdit* edit = currentTextEdit();
if ( edit ) {
textfs = dynamic_cast<KWTextFrameSet *>( edit->frameSet() );
Q_ASSERT( textfs );
}
}
if ( !textfs )
textfs = dynamic_cast<KWTextFrameSet *>(m_doc->frameSet( 0 ));
if ( textfs )
textfs->textObject()->printRTDebug( info );
}
#endif
void KWCanvas::setXimPosition( int x, int y, int w, int h )
{
/* Check for hasFocus() to avoid crashes in TQXIMInputContext as in bug #123941.
This is only a workaround, the real problem might be in TQt. See also
http://lists.kde.org/?l=kde-core-devel&m=115770546313922&w=2 .
*/
if (hasFocus())
TQWidget::setMicroFocusHint( x - contentsX(), y - contentsY(), w, h );
}
void KWCanvas::inlinePictureStarted()
{
m_frameInline=true;
m_frameInlineType=FT_PICTURE;
}
int KWCanvas::currentTableRow() const
{
if ( !m_currentFrameSetEdit )
return -1;
KWTextFrameSetEdit *edit = currentTextEdit();
if ( !edit )
return -1;
KWTextFrameSet* textfs = edit->textFrameSet();
if ( textfs && textfs->groupmanager() )
return static_cast<KWTableFrameSet::Cell *>(textfs)->firstRow();
return -1;
}
int KWCanvas::currentTableCol() const
{
if ( !m_currentFrameSetEdit )
return -1;
KWTextFrameSetEdit *edit = currentTextEdit();
if ( !edit )
return -1;
KWTextFrameSet* textfs = edit->textFrameSet();
if ( textfs && textfs->groupmanager() )
return static_cast<KWTableFrameSet::Cell *>(textfs)->firstColumn();
return -1;
}
void KWCanvas::viewportScroll( bool up )
{
if ( up )
setContentsPos( contentsX(), contentsY() - visibleHeight() );
else
setContentsPos( contentsX(), contentsY() + visibleHeight() );
}
void KWCanvas::resetStatusBarText()
{
if ( m_temporaryStatusBarTextShown )
{
gui()->getView()->updateFrameStatusBarItem();
m_temporaryStatusBarTextShown = false;
}
}
/* Returns the caret position in document coordinates.
The current frame must be editable, i.e., a caret is possible. */
KoPoint KWCanvas::caretPos()
{
if (!m_currentFrameSetEdit) return KoPoint();
KWTextFrameSetEdit* textEdit = currentTextEdit();
if (!textEdit) return KoPoint();
KoTextCursor* cursor = textEdit->cursor();
if (!cursor) return KoPoint();
KWTextFrameSet* textFrameset =
dynamic_cast<KWTextFrameSet *>(m_currentFrameSetEdit->frameSet());
if (!textFrameset) return KoPoint();
KWFrame* currentFrame = m_currentFrameSetEdit->currentFrame();
if (!currentFrame) return KoPoint();
TQPoint viewP = textFrameset->cursorPos(cursor, this, currentFrame);
viewP.rx() += contentsX();
viewP.ry() += contentsY();
TQPoint normalP = m_viewMode->viewToNormal(viewP);
KoPoint docP = m_doc->unzoomPoint(normalP);
return docP;
}
// ************** InteractionPolicy ***********************
InteractionPolicy::InteractionPolicy(KWCanvas *parent, bool doInit, bool includeInlineFrames) {
m_gotDragEvents = false;
m_parent = parent;
if(doInit) {
TQValueList<KWFrameView*> selectedFrames = m_parent->frameViewManager()->selectedFrames();
TQValueListIterator<KWFrameView*> framesIterator = selectedFrames.begin();
for(;framesIterator != selectedFrames.end(); ++framesIterator) {
KWFrame *frame = (*framesIterator)->frame();
KWFrameSet *fs = frame->frameSet();
if(! fs) continue;
if(!fs->isVisible()) continue;
if(fs->isMainFrameset() ) continue;
if(fs->isFloating() && !includeInlineFrames) continue;
if(fs->isProtectSize() ) continue;
if(fs->type() == FT_TABLE ) continue;
if(fs->type() == FT_TEXT && fs->frameSetInfo() != KWFrameSet::FI_BODY ) continue;
m_frames.append( frame );
m_indexFrame.append( FrameIndex( frame ) );
}
}
}
InteractionPolicy* InteractionPolicy::createPolicy(KWCanvas *parent, MouseMeaning meaning, KoPoint &point, TQt::ButtonState buttonState, TQt::ButtonState keyState) {
if(buttonState & Qt::LeftButton || buttonState & Qt::RightButton) {
// little inner class to make sure we don't duplicate code
class Selector {
public:
Selector(KWCanvas *canvas, KoPoint &point, TQt::ButtonState buttonState, TQt::ButtonState keyState) :
m_canvas(canvas), m_point(point), m_state(keyState) {
m_leftClick = buttonState & Qt::LeftButton;
KWFrameView *view = canvas->frameViewManager()->view(point,
KWFrameViewManager::frameOnTop);
m_doSomething = (view && !view->selected());
}
void doSelect() {
if(! m_doSomething) return;
m_canvas->frameViewManager()->selectFrames(m_point, m_state, m_leftClick);
}
private:
KWCanvas *m_canvas;
KoPoint m_point;
TQt::ButtonState m_state;
bool m_leftClick, m_doSomething;
};
Selector selector(parent, point, buttonState, keyState);
switch(meaning) {
case MEANING_MOUSE_MOVE:
selector.doSelect();
return new FrameMovePolicy(parent, point);
case MEANING_TOPLEFT:
case MEANING_TOP:
case MEANING_TOPRIGHT:
case MEANING_RIGHT:
case MEANING_BOTTOMRIGHT:
case MEANING_BOTTOM:
case MEANING_BOTTOMLEFT:
case MEANING_LEFT:
selector.doSelect();
return new FrameResizePolicy(parent, meaning, point);
default:
FrameSelectPolicy *fsp = new FrameSelectPolicy(parent, meaning, point, buttonState, keyState);
if(fsp->isValid())
return fsp;
delete fsp;
}
}
return 0; // no interaction policy found
}
void InteractionPolicy::cancelInteraction() {
KCommand *cmd = createCommand();
if(cmd) {
cmd->unexecute();
delete cmd;
}
}
// ************** FrameResizePolicy ***********************
FrameResizePolicy::FrameResizePolicy(KWCanvas *parent, MouseMeaning meaning, KoPoint &point) :
InteractionPolicy (parent, true, true), m_boundingRect() {
if( meaning == MEANING_TOPLEFT) {
m_top = true; m_bottom = false; m_left = true; m_right = false;
}
else if( meaning == MEANING_TOP) {
m_top = true; m_bottom = false; m_left = false; m_right = false;
}
else if( meaning == MEANING_TOPRIGHT) {
m_top = true; m_bottom = false; m_left = false; m_right = true;
}
else if( meaning == MEANING_RIGHT) {
m_top = false; m_bottom = false; m_left = false; m_right = true;
}
else if( meaning == MEANING_BOTTOMRIGHT) {
m_top = false; m_bottom = true; m_left = false; m_right = true;
}
else if( meaning == MEANING_BOTTOM) {
m_top = false; m_bottom = true; m_left = false; m_right = false;
}
else if( meaning == MEANING_BOTTOMLEFT) {
m_top = false; m_bottom = true; m_left = true; m_right = false;
}
else if( meaning == MEANING_LEFT) {
m_top = false; m_bottom = false; m_left = true; m_right = false;
}
TQValueListConstIterator<KWFrame*> framesIterator = m_frames.begin();
for(;framesIterator != m_frames.end(); ++framesIterator) {
KWFrame *frame = *framesIterator;
FrameResizeStruct frs(*frame, frame->minimumFrameHeight(), *frame);
m_frameResize.append(frs);
m_boundingRect |= frame->outerKoRect();
}
m_hotSpot = point - m_boundingRect.topLeft();
}
void FrameResizePolicy::handleMouseMove(TQt::ButtonState keyState, const KoPoint &point) {
//kdDebug() << "handleMouseMove " << (m_top?"top ":"") << (m_bottom?"bottom ":"") << (m_left?"left ":"") << (m_right?"right":"") << endl;
//kdDebug() << " + point: " << point
// << " boundingrect: " << m_boundingRect << endl;
bool keepAspect = keyState & TQt::AltButton;
for(unsigned int i=0; !keepAspect && i < m_frames.count(); i++) {
KWPictureFrameSet *picFs = dynamic_cast<KWPictureFrameSet*>(m_frames[i]->frameSet());
if(picFs)
keepAspect = picFs->keepAspectRatio();
}
bool noGrid = keyState & TQt::ShiftButton;
bool scaleFromCenter = keyState & TQt::ControlButton;
KoPoint p( point.x() - (m_hotSpot.x() + m_boundingRect.x()),
point.y() - (m_hotSpot.y() + m_boundingRect.y()) );
if ( m_parent->kWordDocument()->snapToGrid() && !noGrid )
m_parent->applyGrid( p );
KoRect sizeRect = m_boundingRect;
if(m_top)
sizeRect.setY(sizeRect.y() + p.y());
if(m_bottom)
sizeRect.setBottom(sizeRect.bottom() + p.y());
if(m_left)
sizeRect.setX(sizeRect.left() + p.x());
if(m_right)
sizeRect.setRight(sizeRect.right() + p.x());
if(keepAspect) {
double ratio = m_boundingRect.width() / m_boundingRect.height();
double width = sizeRect.width();
double height = sizeRect.height();
int toLargestEdge = (m_bottom?1:0) + (m_top?1:0) + // should be false when only one
(m_left?1:0) + (m_right?1:0); // of the direction bools is set
bool horizontal = m_left || m_right;
if(toLargestEdge != 1) { // one of the corners.
if (width < height) // the biggest border is the one in control
width = height * ratio;
else
height = width / ratio;
} else {
if (horizontal)
height = width / ratio;
else
width = height * ratio;
}
if(m_bottom)
sizeRect.setBottom(sizeRect.top() + height);
else
sizeRect.setTop(sizeRect.bottom() - height);
if(m_left)
sizeRect.setLeft(sizeRect.right() - width);
else
sizeRect.setRight(sizeRect.left() + width);
}
if(scaleFromCenter) {
KoPoint origCenter(m_boundingRect.x() + m_boundingRect.width() / 2,
m_boundingRect.y() + m_boundingRect.height() / 2);
KoPoint newCenter(sizeRect.x() + sizeRect.width() / 2,
sizeRect.y() + sizeRect.height() / 2);
sizeRect.moveTopLeft(sizeRect.topLeft() + (origCenter - newCenter));
}
if(m_parent) {
KWPageManager *pageManager = m_parent->kWordDocument()->pageManager();
sizeRect.moveTopLeft(pageManager->clipToDocument(sizeRect.topLeft()));
sizeRect.moveBottomRight(pageManager->clipToDocument(sizeRect.bottomRight()));
sizeRect.setX( TQMAX(0, sizeRect.x()) ); // otherwise it would get wider than the page
}
// each frame in m_frames should be reshaped from the original size stored in the
// m_frameResize data to a size that equals the reshaping of m_boundingrect to sizeRect
class Converter {
public:
Converter(KoRect &from, KoRect &to, KWViewMode *viewMode) {
m_from = from.topLeft();
m_to = to.topLeft();
m_viewMode = viewMode;
m_diffX = to.width() / from.width();
m_diffY = to.height() / from.height();
//kdDebug() << "Converter " << from << ", " << to << " x: " << m_diffX << ", y: " << m_diffY << endl;
}
void update(KWFrame *frame, KoRect &orig) {
TQRect oldRect( m_viewMode->normalToView( frame->outerRect(m_viewMode) ) );
if(! frame->frameSet()->isFloating())
frame->moveTopLeft( convert( orig.topLeft() ) );
KoPoint bottomRight( convert( orig.bottomRight() ) );
frame->setBottom( bottomRight.y() );
frame->setRight( bottomRight.x() );
TQRect newRect( frame->outerRect(m_viewMode) );
TQRect frameRect( m_viewMode->normalToView( newRect ) );
// Repaint only the changed rects (oldRect U newRect)
m_repaintRegion += TQRegion(oldRect).unite(frameRect).boundingRect();
}
TQRegion repaintRegion() {
return m_repaintRegion;
}
private:
KoPoint convert(KoPoint point) {
double offsetX = point.x() - m_from.x();
double offsetY = point.y() - m_from.y();
KoPoint answer(m_to.x() + offsetX * m_diffX, m_to.y() + offsetY * m_diffY);
return answer;
}
private: // vars
KoPoint m_from, m_to;
KWViewMode *m_viewMode;
TQRegion m_repaintRegion;
double m_diffX, m_diffY;
};
Converter converter(m_boundingRect, sizeRect, m_parent->viewMode());
for(unsigned int i=0; i < m_frames.count(); i++)
converter.update(m_frames[i], m_frameResize[i].oldRect);
if ( !m_parent->kWordDocument()->showGrid() && m_parent->kWordDocument()->snapToGrid() )
m_parent->repaintContents( false ); //draw the grid over the whole canvas
else
m_parent->repaintContents( converter.repaintRegion().boundingRect(), false );
m_parent->gui()->getView()->updateFrameStatusBarItem();
}
KCommand *FrameResizePolicy::createCommand() {
for(unsigned int i=0; i < m_frames.count(); i++) {
KWFrame *frame = m_frames[i];
FrameResizeStruct frs = m_frameResize[i];
frs.newRect = frame->rect();
frs.newMinHeight = frame->height();
m_frameResize[i] = frs;
}
return new KWFrameResizeCommand(i18n("Resize Frame"), m_indexFrame, m_frameResize);
}
void FrameResizePolicy::finishInteraction() {
KWFrameViewManager *frameViewManager = m_parent->frameViewManager();
for(unsigned int i=0; i < m_frames.count(); i++) {
KWFrame *frame = m_frames[i];
frame->setMinimumFrameHeight(frame->height());
frameViewManager->slotFrameResized(frame);
}
}
// *************** FrameMovePolicy ************************
FrameMovePolicy::FrameMovePolicy(KWCanvas *parent, KoPoint &point) :
InteractionPolicy (parent), m_boundingRect() {
TQValueListConstIterator<KWFrame*> framesIterator = m_frames.begin();
for(;framesIterator != m_frames.end(); ++framesIterator) {
KWFrame *frame = *framesIterator;
m_boundingRect |= frame->outerKoRect();
FrameMoveStruct fms(frame->topLeft(), KoPoint(0,0));
m_frameMove.append(fms);
}
m_hotSpot = point - m_boundingRect.topLeft();
m_startPoint = m_boundingRect.topLeft();
}
void FrameMovePolicy::handleMouseMove(TQt::ButtonState keyState, const KoPoint &point) {
bool noGrid = keyState & TQt::ShiftButton;
bool linearMove = (keyState & TQt::AltButton) || (keyState & TQt::ControlButton);
KWPageManager *pageManager = m_parent->kWordDocument()->pageManager();
KoRect oldBoundingRect = m_boundingRect;
//kdDebug() << "KWCanvas::mmEditFrameMove point: " << point
// << " boundingrect: " << m_boundingRect << endl;
KoPoint p( point.x() - m_hotSpot.x(), point.y() - m_hotSpot.y() );
if(linearMove) {
if(TQABS(p.x() - m_startPoint.x()) < TQABS(p.y() - m_startPoint.y()))
p.setX(m_startPoint.x());
else
p.setY(m_startPoint.y());
}
if ( m_parent->kWordDocument()->snapToGrid() && !noGrid )
m_parent->applyGrid( p );
p = pageManager->clipToDocument(p);
m_boundingRect.moveTopLeft( p );
m_boundingRect.moveBottomRight( pageManager->clipToDocument(m_boundingRect.bottomRight()) );
// Another annoying case is if the top and bottom points are not in the same page....
int topPage = pageManager->pageNumber( m_boundingRect.topLeft() );
int bottomPage = pageManager->pageNumber( m_boundingRect.bottomRight() );
//kdDebug() << "KWCanvas::mmEditFrameMove topPage=" << topPage << " bottomPage=" << bottomPage << endl;
if ( topPage != bottomPage ) {
// Choose the closest page...
Q_ASSERT( bottomPage == -1 || topPage + 1 == bottomPage ); // Not too sure what to do otherwise
double topPart = m_boundingRect.bottom() - pageManager->bottomOfPage(topPage);
if ( topPart < m_boundingRect.height() / 2 ) // Most of the rect is in the top page
p.setY( pageManager->bottomOfPage(topPage) - m_boundingRect.height() - 1 );
else // Most of the rect is in the bottom page
p.setY( pageManager->topOfPage(bottomPage) );
m_boundingRect.moveTopLeft( p );
m_boundingRect.moveBottomRight( pageManager->clipToDocument(m_boundingRect.bottomRight()) );
}
if( m_boundingRect.topLeft() == oldBoundingRect.topLeft() )
return; // nothing happened (probably due to the grid)
/*kdDebug() << "boundingRect moved by " << m_boundingRect.left() - oldBoundingRect.left() << ","
<< m_boundingRect.top() - oldBoundingRect.top() << endl;
kdDebug() << " boundingX+hotspotX=" << m_boundingRect.left() + m_hotSpot.x() << endl;
kdDebug() << " point.x()=" << point.x() << endl; */
TQPtrList<KWTableFrameSet> tablesMoved;
tablesMoved.setAutoDelete( FALSE );
TQRegion repaintRegion;
KoPoint _move=m_boundingRect.topLeft() - oldBoundingRect.topLeft();
TQValueListIterator<KWFrame*> framesIterator = m_frames.begin();
for(; framesIterator != m_frames.end(); ++framesIterator) {
KWFrame *frame = *framesIterator;
KWFrameSet *fs = frame->frameSet();
if ( fs->type() == FT_TABLE ) {
if ( tablesMoved.findRef( static_cast<KWTableFrameSet *> (fs) ) == -1 )
tablesMoved.append( static_cast<KWTableFrameSet *> (fs));
}
else {
TQRect oldRect( m_parent->viewMode()->normalToView( frame->outerRect(m_parent->viewMode()) ) );
// Move the frame
frame->moveTopLeft( frame->topLeft() + _move );
// Calculate new rectangle for this frame
TQRect newRect( frame->outerRect(m_parent->viewMode()) );
TQRect frameRect( m_parent->viewMode()->normalToView( newRect ) );
// Repaint only the changed rects (oldRect U newRect)
repaintRegion += TQRegion(oldRect).unite(frameRect).boundingRect();
}
}
if ( !tablesMoved.isEmpty() ) {
//kdDebug() << "KWCanvas::mmEditFrameMove TABLESMOVED" << endl;
for ( unsigned int i = 0; i < tablesMoved.count(); i++ ) {
KWTableFrameSet *table = tablesMoved.at( i );
for ( KWTableFrameSet::TableIter k(table) ; k ; ++k ) {
KWFrame * frame = k->frame( 0 );
TQRect oldRect( m_parent->viewMode()->normalToView( frame->outerRect(m_parent->viewMode()) ) );
frame->moveTopLeft( frame->topLeft() + _move );
// Calculate new rectangle for this frame
TQRect newRect( frame->outerRect(m_parent->viewMode()) );
TQRect frameRect( m_parent->viewMode()->normalToView( newRect ) );
// Repaing only the changed rects (oldRect U newRect)
repaintRegion += TQRegion(oldRect).unite(frameRect).boundingRect();
}
}
}
if ( !m_parent->kWordDocument()->showGrid() && m_parent->kWordDocument()->snapToGrid() )
m_parent->repaintContents( false ); //draw the grid over the whole canvas
else
m_parent->repaintContents( repaintRegion.boundingRect(), false );
m_parent->gui()->getView()->updateFrameStatusBarItem();
}
KCommand *FrameMovePolicy::createCommand() {
for(unsigned int i=0; i < m_frames.count(); i++) {
KWFrame *frame = m_frames[i];
FrameMoveStruct fms = m_frameMove[i];
fms.newPos = frame->topLeft();
m_frameMove[i] = fms;
}
return new KWFrameMoveCommand( i18n("Move Frame"), m_indexFrame, m_frameMove );
}
void FrameMovePolicy::finishInteraction() {
KWFrameViewManager *frameViewManager = m_parent->frameViewManager();
for(unsigned int i=0; i < m_frames.count(); i++) {
KWFrame *frame = m_frames[i];
frameViewManager->slotFrameMoved(frame, m_frameMove[i].oldPos.y());
}
}
// ************** FrameSelectPolicy ***********************
FrameSelectPolicy::FrameSelectPolicy(KWCanvas *parent, MouseMeaning meaning, KoPoint &point, TQt::ButtonState buttonState, TQt::ButtonState keyState)
: InteractionPolicy(parent, false) {
bool leftButton = buttonState & Qt::LeftButton;
// this is a special case; if a frame that is curently being edited is 'selected' on the border
// we redirect that click to the text part of the frame.
// this means we give the user a lot more space to click on the left side of the frame to
// select the first characters.
KWFrameSetEdit *fse = parent->currentFrameSetEdit();
if(leftButton && fse) {
KWFrameView *view = m_parent->frameViewManager()->view(point,
KWFrameViewManager::unselected, true);
if(view && view->frame()->frameSet() == fse->frameSet()) {
// make sure 'point' is inside the frame
point.setX(TQMAX(point.x(), view->frame()->left()));
point.setY(TQMAX(point.y(), view->frame()->top()));
point.setX(TQMIN(point.x(), view->frame()->right()));
point.setY(TQMIN(point.y(), view->frame()->bottom()));
// convert point to the view coordinate system.
TQPoint normalPoint = parent->kWordDocument()->zoomPoint(point);
TQPoint mousePos = parent->viewMode()->normalToView(normalPoint);
TQMouseEvent *me = new TQMouseEvent(TQEvent::MouseButtonPress, mousePos,
buttonState, keyState);
fse->mousePressEvent(me, normalPoint, point );
delete me;
m_validSelection = false;
return;
}
}
m_validSelection = meaning != MEANING_NONE;
m_parent->frameViewManager()->selectFrames(point, keyState, leftButton );
}
void FrameSelectPolicy::handleMouseMove(TQt::ButtonState keyState, const KoPoint &point) {
Q_UNUSED(keyState);
Q_UNUSED(point);
}
KCommand *FrameSelectPolicy::createCommand() {
return 0;
}
void FrameSelectPolicy::finishInteraction() {
}
#include "KWCanvas.moc"