* \file QBrowseBox.C
*
* Original file taken from klyx 0.10 sources:
- * $Id: QBrowseBox.C,v 1.1 2002/10/09 08:59:02 leuven Exp $
*
- * \author Kalle Dalheimer ?
+ * \author Kalle Dalheimer
*
* Full author contact details are available in file CREDITS
*/
+#include <config.h>
#include <qstring.h>
#include <qpixmap.h>
#include <qstyle.h>
#include <qimage.h>
-#include <stdio.h>
-#include <math.h>
-
#include "QBrowseBox.h"
+#include <cstdio>
+#include <cmath>
+
-QBrowseBox::QBrowseBox(int rows, int cols, QWidget* parent=0 , const char* name=0 , WFlags fl=0 )
- : QGridView()
+QBrowseBox::QBrowseBox(int rows, int cols, QWidget* parent, const char* name, WFlags f)
+ : QGridView(parent,name,f)
{
- setNumRows( rows );
- setNumCols( cols );
- setCellWidth( width()/cols );
- setCellHeight( height()/rows );
+ setNumRows(rows);
+ setNumCols(cols);
+ setCellWidth(width()/cols);
+ setCellHeight(height()/rows);
- _texts = new QString[rows*cols];
- _pixmaps = new QPixmap[rows*cols];
+ texts_ = new QString[rows * cols];
+ pixmaps_ = new QPixmap[rows * cols];
- _activecell.setX( 0 );
- _activecell.setY( 0 );
- updateCell(0,0);
- setMouseTracking( true );
+ activecell_.setX(-1);
+ activecell_.setY(-1);
- if( style().inherits( "QWindowsStyle" ) )
- setFrameStyle( QFrame::WinPanel | QFrame::Raised );
- else
- setFrameStyle( QFrame::Panel | QFrame::Raised );
+ if (style().inherits("QWindowsStyle"))
+ setFrameStyle(QFrame::WinPanel | QFrame::Raised);
+ else
+ setFrameStyle(QFrame::Panel | QFrame::Raised);
- setFocusPolicy(QWidget::StrongFocus);
+ viewport()->setFocusPolicy(QWidget::StrongFocus);
+ // setMouseTracking must be called after setFocusPolicy
+ viewport()->setMouseTracking(true);
+ inloop=false;
+
}
QBrowseBox::~QBrowseBox()
{
- delete [] _texts;
- delete [] _pixmaps;
+ delete [] texts_;
+ delete [] pixmaps_;
}
-int QBrowseBox::coordsToIndex( int row, int col )
+int QBrowseBox::coordsToIndex(int row, int col)
{
- if( col<0 || col>numCols() || row<0 || row>numRows() )
- qDebug( "coordsToIndex: invalid coords (%d, %d)\n", row, col );
+ if (col < 0 || col > numCols() || row < 0 || row > numRows())
+ qDebug("coordsToIndex: invalid coords (%d, %d)\n", row, col);
+ return row + col * numCols();
+}
+
- return row + col*numCols();
+void QBrowseBox::insertItem(QString const & text, int row, int col)
+{
+ texts_[coordsToIndex(row, col)] = text;
}
-
-void QBrowseBox::insertItem( const QString& text, int row, int col )
+
+void QBrowseBox::insertItem(char const * text, int row, int col)
{
- _texts[ coordsToIndex( row, col ) ] = text;
+ insertItem(QString(text), row, col);
}
-
-void QBrowseBox::insertItem( QPixmap pixmap, int row, int col )
+
+void QBrowseBox::insertItem(QPixmap pixmap, int row, int col)
{
- _pixmaps[ coordsToIndex( row, col ) ] = pixmap;
+ pixmaps_[coordsToIndex(row, col)] = pixmap;
}
+
void QBrowseBox::insertItem( QPixmap pixmap)
{
- int w = (pixmap.width()/numCols());
- int h = (pixmap.height()/numRows());
-
- for( int row = 0; row < numRows(); row++ )
- for( int col = 0; col < numCols(); col++ )
- {
- QPixmap small(w,h);
- bitBlt(&small,0,0,&pixmap,col*w,row*h,w,h,Qt::CopyROP,false);
- insertItem(small, row, col );
- }
-
- resize(pixmap.width() + (numCols()+1)*frameWidth(),
- pixmap.height() +(numRows()+1)*frameWidth());
+ int w = pixmap.width() / numCols();
+ int h = pixmap.height() / numRows();
+
+ for (int row = 0; row < numRows(); ++row)
+ for (int col = 0; col < numCols(); ++col) {
+ QPixmap small(w,h);
+ bitBlt(&small,0,0,&pixmap,col*w,row*h,w,h,Qt::CopyROP,false);
+ insertItem(small, row, col);
+ }
+
+ resize(pixmap.width() + (numCols() + 1) * frameWidth(),
+ pixmap.height() + (numRows() + 1) * frameWidth());
}
-
-void QBrowseBox::removeItem( int row, int col )
+
+
+void QBrowseBox::removeItem(int row, int col)
{
- _texts[ coordsToIndex( row, col ) ] = "";
- _pixmaps[ coordsToIndex( row, col ) ].resize( 0, 0 );
+ texts_[coordsToIndex(row, col)] = "";
+ pixmaps_[coordsToIndex(row, col)].resize(0, 0);
}
-
+
void QBrowseBox::clear()
{
- for( int row = 0; row < numRows(); row++ )
- for( int col = 0; col < numCols(); col++ )
- removeItem( row, col );
+ for (int row = 0; row < numRows(); ++row)
+ for (int col = 0; col < numCols(); ++col)
+ removeItem(row, col);
}
-
-QString QBrowseBox::text( int row, int col )
+
+QString QBrowseBox::text(int row, int col)
{
- if( col<0 || col >= numCols() || row<0 || row >= numRows() )
- return "";
- return _texts[ coordsToIndex( row, col ) ];
+ if (col < 0 || col >= numCols() || row < 0 || row >= numRows())
+ return "";
+ return texts_[coordsToIndex(row, col)];
}
-
-QPixmap QBrowseBox::pixmap( int row, int col )
+QPixmap QBrowseBox::pixmap(int row, int col)
{
- static QPixmap empty;
+ if (col < 0 || col >= numCols() || row < 0 || row >= numRows())
+ return QPixmap();
+ return pixmaps_[coordsToIndex(row, col)];
+}
- if( col<0 || col>=numCols() || row<0 || row>=numRows() )
- return empty;
- return _pixmaps[ coordsToIndex( row, col ) ];
+int QBrowseBox::exec(const QPoint& pos)
+{
+ return exec(pos.x(),pos.y());
+}
+
+int QBrowseBox::exec(const QWidget* trigger)
+{
+ QPoint globalpos = trigger->parentWidget()->mapToGlobal( trigger->pos());
+ // is there enough space to put the box below the trigger?
+ if ( globalpos.y() + trigger->height()+height()+1<
+ QApplication::desktop()->height()) {
+ // is there enough space to set the box left-justified with the trigger
+ if (globalpos.x()+width()<QApplication::desktop()->width())
+ return exec(globalpos.x(),
+ globalpos.y()+trigger->height()+1);
+ else
+ return exec(globalpos.x()-width()-1,
+ globalpos.y()+trigger->height()+1);
+ } else {
+ if (globalpos.x()+width()<QApplication::desktop()->width())
+ return exec(globalpos.x(),
+ globalpos.y()-height()-1);
+ else
+ return exec(globalpos.x()-width()-1,
+ globalpos.y()-height()-1);
+ }
}
-void QBrowseBox::keyPressEvent( QKeyEvent* e )
+int QBrowseBox::exec(int x,int y)
{
- switch( e->key()){
+ firstrelease_ = true;
+ move(x,y);
+ show();
+ repaint();
+ qApp->enter_loop();
+ inloop = true;
+
+ if (activecell_.x()!=-1 && activecell_.y()!=-1 )
+ return coordsToIndex( activecell_.x(),activecell_.y());
+ else
+ return -1;
+}
+
+void QBrowseBox::keyPressEvent(QKeyEvent * e)
+{
+ switch(e->key()) {
case Key_Up:
moveUp();
break;
moveRight();
break;
case Key_Return:
- emit selected( _activecell.x(), _activecell.y());
- break;
+ emit selected(activecell_.x(), activecell_.y());
+ if ( isVisible() && parentWidget() &&
+ parentWidget()->inherits("QPopupMenu") )
+ parentWidget()->close();
+ else
+ close();
+ break;
+ case Key_Escape:
+ if (inloop)
+ qApp->exit_loop();
+ if ( isVisible() && parentWidget() &&
+ parentWidget()->inherits("QPopupMenu") )
+ parentWidget()->close();
default:
e->ignore();
}
-
}
-void QBrowseBox::mouseReleaseEvent( QMouseEvent* e )
+void QBrowseBox::contentsMouseReleaseEvent(QMouseEvent *)
{
- qWarning("mouse release");
- emit selected( _activecell.x(), _activecell.y());
+
+ if (firstrelease_)
+ firstrelease_ = false;
+ else {
+ emit selected( activecell_.x(), activecell_.y());
+ if ( isVisible() && parentWidget() &&
+ parentWidget()->inherits("QPopupMenu") )
+ parentWidget()->close();
+ }
}
-//void QBrowseBox::closeEvent( QCloseEvent* e)
-//{
-// e->accept();
-// qApp->exit_loop();
-//}
+void QBrowseBox::closeEvent(QCloseEvent * e)
+{
+ e->accept();
+ qApp->exit_loop();
+}
-void QBrowseBox::paintCell( class QPainter * painter, int row, int col )
+void QBrowseBox::paintCell(QPainter * painter, int row, int col)
{
- painter->setClipRect(cellGeometry(row,col));//, QPainter::CoordPainter);
- bool ispixmap = false;
-
- if( ! _pixmaps[coordsToIndex(row,col)].isNull() ) {
- painter->drawPixmap(0,0,_pixmaps[coordsToIndex(row,col)]);
- ispixmap = true;
- }
-
- if( (_activecell.x()==row) && (_activecell.y()==col) ) {
- if( ispixmap )
- qDrawShadeRect( painter, 0, 0, cellWidth(),
- cellHeight(), colorGroup(), false, 1 );
- else
- qDrawShadePanel( painter, 0, 0, cellWidth(),
- cellHeight(), colorGroup(), false, 1 );
- } else {
- qDrawPlainRect( painter, 0, 0, cellWidth(),
- cellHeight(), colorGroup().background(), 1 );
- }
-
- if( ! _texts[ coordsToIndex( row, col ) ].isEmpty() ) {
- painter->drawText( 0, 0, cellWidth(),
- cellHeight(), AlignLeft,
- _texts[ coordsToIndex( row, col ) ] );
- }
- painter->setClipping(false);
+ painter->setClipRect(cellGeometry(row,col));//, QPainter::CoordPainter);
+ bool ispixmap = false;
+
+ if (!pixmaps_[coordsToIndex(row,col)].isNull()) {
+ painter->drawPixmap(0,0,pixmaps_[coordsToIndex(row, col)]);
+ ispixmap = true;
+ }
+
+ if (activecell_.x() == row && activecell_.y() == col) {
+ if (ispixmap)
+ qDrawShadeRect(painter, 0, 0, cellWidth(),
+ cellHeight(), colorGroup(), false, 1);
+ else
+ qDrawShadePanel(painter, 0, 0, cellWidth(),
+ cellHeight(), colorGroup(), false, 1);
+ } else {
+ qDrawPlainRect(painter, 0, 0, cellWidth(),
+ cellHeight(), colorGroup().background(), 1);
+ }
+
+ if (!texts_[coordsToIndex(row, col)].isEmpty()) {
+ painter->drawText(0, 0, cellWidth(),
+ cellHeight(), AlignCenter,
+ texts_[coordsToIndex(row, col)]);
+ }
+ painter->setClipping(false);
}
-void QBrowseBox::resizeEvent( QResizeEvent* e )
+void QBrowseBox::resizeEvent(QResizeEvent * e)
{
- QGridView::resizeEvent(e);
- setCellWidth( contentsRect().width()/numCols() );
- setCellHeight( contentsRect().height()/numRows() );
+ QGridView::resizeEvent(e);
+ setCellWidth(contentsRect().width() / numCols());
+ setCellHeight(contentsRect().height() / numRows());
}
-
-void QBrowseBox::mouseMoveEvent( QMouseEvent* e )
+void QBrowseBox::contentsMouseMoveEvent(QMouseEvent * e)
{
- qWarning("mouseMoveEvent");
- int x = e->pos().x();
- int y = e->pos().y();
-
- int cellx;
- int celly;
-
- if( x < 0 || y < 0 || x > width() || y > height() ) {
- // outside the box
- cellx = -1;
- celly = -1;
- } else {
- celly = (int)floor( ((double)x) / ((double)cellWidth()) );
- cellx = (int)floor( ((double)y) / ((double)cellHeight()) );
- }
-
- if( (_activecell.x() != cellx) || (_activecell.y() != celly) )
- {
- qWarning("update");
- // mouse has been moved to another cell
- int oldactivecellx = _activecell.x();
- int oldactivecelly = _activecell.y();
- _activecell.setX( cellx );
- _activecell.setY( celly );
- // remove old highlighting
- updateCell( oldactivecellx, oldactivecelly );
- // set new highlighting
- updateCell( _activecell.x(), _activecell.y() );
- }
+ int x = e->pos().x();
+ int y = e->pos().y();
+
+ int cellx;
+ int celly;
+
+ if (x < 0 || y < 0 || x > width() || y > height()) {
+ // outside the box
+ cellx = -1;
+ celly = -1;
+ } else {
+ celly = (int)floor( ((double)x) / ((double)cellWidth()) );
+ cellx = (int)floor( ((double)y) / ((double)cellHeight()) );
+ }
+
+ if (activecell_.x() != cellx || activecell_.y() != celly) {
+ // mouse has been moved to another cell
+ int oldactivecellx = activecell_.x();
+ int oldactivecelly = activecell_.y();
+ activecell_.setX(cellx);
+ activecell_.setY(celly);
+ // remove old highlighting
+ updateCell(oldactivecellx, oldactivecelly);
+ // set new highlighting
+ updateCell(activecell_.x(), activecell_.y());
+ }
}
-void QBrowseBox::moveLeft( )
+
+void QBrowseBox::moveLeft()
{
- int const y = _activecell.y();
-
- if (y>0)
- _activecell.setY(y-1);
-
- updateCell(_activecell.x(), y);
- updateCell(_activecell.x(), _activecell.y());
+ int const y = activecell_.y();
+
+ if (y>0)
+ activecell_.setY(y - 1);
+ else if (parentWidget())
+ QWidget::focusNextPrevChild(false);
+
+ updateCell(activecell_.x(), y);
+ updateCell(activecell_.x(), activecell_.y());
}
-void QBrowseBox::moveRight( )
+
+void QBrowseBox::moveRight()
{
- int const y = _activecell.y();
-
- if (y<numCols()-1)
- _activecell.setY(y+1);
-
- updateCell(_activecell.x(), y);
- updateCell(_activecell.x(),_activecell.y());
+ int const y = activecell_.y();
+
+ if (y < numCols() - 1)
+ activecell_.setY(y+1);
+
+ updateCell(activecell_.x(), y);
+ updateCell(activecell_.x(), activecell_.y());
}
-void QBrowseBox::moveUp( )
+
+void QBrowseBox::moveUp()
{
- int const x = _activecell.x();
-
- if (x>0)
- _activecell.setX(x-1);
-
- updateCell(x, _activecell.y());
- updateCell(_activecell.x(),_activecell.y());
+ int const x = activecell_.x();
+
+ if (x > 0)
+ activecell_.setX(x - 1);
+ else if (parentWidget())
+ QWidget::focusNextPrevChild(false);
+
+ updateCell(x, activecell_.y());
+ updateCell(activecell_.x(), activecell_.y());
}
-void QBrowseBox::moveDown( )
+
+void QBrowseBox::moveDown()
{
- int const x = _activecell.x();
-
- if (x<numRows()-1)
- _activecell.setX(x+1);
-
- updateCell(x, _activecell.y());
- updateCell(_activecell.x(),_activecell.y());
+ int const x = activecell_.x();
+
+ if (x < numRows() - 1)
+ activecell_.setX(x + 1);
+
+ updateCell(x, activecell_.y());
+ updateCell(activecell_.x(), activecell_.y());
}
projects / lyx.git / blobdiff