smesh/src/StdMeshersGUI/StdMeshersGUI_DistrTable.cxx

375 lines
9.1 KiB
C++

// SMESH StdMeshersGUI
//
// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License.
//
// 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
//
//
// File : StdMeshersGUI_DistrTable.cxx
// Module : SMESH
// $Header$
#include "StdMeshersGUI_DistrTable.h"
#include <QtxDblValidator.h>
#include <qlayout.h>
#include <qpushbutton.h>
#include <qlineedit.h>
//=================================================================================
// class : StdMeshersGUI_DistrTable
// purpose :
//=================================================================================
StdMeshersGUI_DistrTable::StdMeshersGUI_DistrTable( const int rows, QWidget* parent, const char* name )
: QTable( rows, 2, parent, name )
{
horizontalHeader()->setLabel( 0, "t" );
horizontalHeader()->setLabel( 1, "f(t)" );
myArgV = new QtxDblValidator( 0.0, 1.0, 3, this );
myFuncV = new QtxDblValidator( 0.0, 1E20, 3, this );
}
StdMeshersGUI_DistrTable::~StdMeshersGUI_DistrTable()
{
}
QSize StdMeshersGUI_DistrTable::sizeHint() const
{
if( cachedSizeHint().isValid() )
return cachedSizeHint();
constPolish();
QSize sh = QScrollView::sizeHint();
if( sh.width()<400 )
sh.setWidth( 400 );
if( sh.height()<200 )
sh.setHeight( 200 );
setCachedSizeHint( sh );
return sh;
}
void StdMeshersGUI_DistrTable::stopEditing( const bool accept )
{
endEdit( currEditRow(), currEditCol(), accept, false );
}
QWidget* StdMeshersGUI_DistrTable::beginEdit( int row, int col, bool replace )
{
QWidget* w = QTable::beginEdit( row, col, replace );
if( w && w->inherits( "QLineEdit" ) )
( ( QLineEdit* )w )->selectAll();
return w;
}
void StdMeshersGUI_DistrTable::edit( const int r, const int c )
{
if( isEditing() )
endEdit( currEditRow(), currEditCol(), true, false );
clearSelection();
setCurrentCell( r, c );
if( beginEdit( r, c, false ) )
setEditMode( Editing, r, c );
QTableSelection sel;
sel.init( r, c );
sel.expandTo( r, c );
addSelection( sel );
}
bool StdMeshersGUI_DistrTable::eventFilter( QObject* o, QEvent* e )
{
if( e && e->type()==QEvent::KeyPress )
{
QKeyEvent* ke = ( QKeyEvent* )e;
int k = ke->key();
if( k==Qt::Key_Tab || k==Qt::Key_BackTab || k==Qt::Key_Return || k==Qt::Key_Up || k==Qt::Key_Down )
{
keyPressEvent( ke );
return true;
}
}
return QTable::eventFilter( o, e );
}
void StdMeshersGUI_DistrTable::keyPressEvent( QKeyEvent* e )
{
if( e )
{
int r = currentRow(), c = currentColumn(), nr, nc;
bool shift = e->state() & Qt::ShiftButton, cr = false;
switch( e->key() )
{
case Qt::Key_Tab:
nc = c+1;
nr = r;
break;
case Qt::Key_BackTab:
nc = c-1;
nr = r;
break;
case Qt::Key_Return:
nc = 0;
nr = shift ? r-1 : r+1;
cr = true;
break;
case Qt::Key_Up:
nc = c;
nr = r-1;
break;
case Qt::Key_Down:
nc = c;
nr = r+1;
break;
default:
QTable::keyPressEvent( e );
return;
}
if( nc<0 )
{
nc=1; nr--;
}
if( nc>1 )
{
nc=0; nr++;
}
if( nr>=numRows() && cr )
{
if( isEditing() )
endEdit( currEditRow(), currEditCol(), true, false );
onEdit( INSERT_ROW, nr );
}
else if( nr<0 || nr>=numRows() )
{
nr = r; nc = c;
}
edit( nr, nc );
e->accept();
}
}
QWidget* StdMeshersGUI_DistrTable::createEditor( int r, int c, bool init ) const
{
QWidget* w = QTable::createEditor( r, c, init );
if( w )
{
//w->installEventFilter( this );
if( w->inherits( "QLineEdit" ) )
{
QLineEdit* le = ( QLineEdit* )w;
le->setValidator( c==0 ? myArgV : myFuncV );
}
}
return w;
}
void StdMeshersGUI_DistrTable::onEdit( TableButton b, int cur )
{
switch( b )
{
case INSERT_ROW:
setNumRows( numRows()+1 );
for( int i=numRows()-1; i>=cur; i-- )
for( int j=0; j<numCols(); j++ )
if( i>cur )
setText( i, j, text( i-1, j ) );
else
setText( i, j, "0" );
emit( valueChanged( cur, 0 ) );
break;
case REMOVE_ROW:
if( numRows()>1 )
{
for( int i=cur; i<numRows(); i++ )
for( int j=0; j<numCols(); j++ )
setText( i, j, text( i+1, j ) );
setNumRows( numRows()-1 );
}
emit( valueChanged( cur, 0 ) );
break;
}
}
void StdMeshersGUI_DistrTable::sortData( SMESH::double_array& arr )
{
QValueList< QPair<double,double> > aData;
if( arr.length()%2==1 )
arr.length( arr.length()-1 );
int aLen = arr.length();
for( int i=0; i<aLen/2; i++ )
aData.append( QPair<double,double>( arr[2*i], arr[2*i+1] ) );
qHeapSort( aData );
QValueList< QPair<double,double> >::const_iterator anIt = aData.begin(), aLast = aData.end();
QValueList<double> unique_values;
double prev; int i=0;
if( (*anIt).first>0.0 )
{
unique_values.append( 0.0 );
unique_values.append( (*anIt).second );
i++; prev = 0.0;
}
for( ; anIt!=aLast; anIt++ )
{
if( i==0 || (*anIt).first>prev )
{
unique_values.append( (*anIt).first );
unique_values.append( (*anIt).second );
i++;
}
prev = (*anIt).first;
}
if( prev<1.0 )
{
unique_values.append( 1.0 );
anIt--;
unique_values.append( (*anIt).second );
}
arr.length( unique_values.count() );
QValueList<double>::const_iterator anIt1 = unique_values.begin(), aLast1 = unique_values.end();
for( int j=0; anIt1!=aLast1; anIt1++, j++ )
arr[j] = *anIt1;
}
void StdMeshersGUI_DistrTable::data( SMESH::double_array& v )
{
stopEditing( true );
v.length( 2*numRows() );
for( int i=0; i<numRows(); i++ )
for( int j=0; j<numCols(); j++ )
v[numCols()*i+j] = text( i, j ).toDouble();
sortData( v );
}
void StdMeshersGUI_DistrTable::setData( const SMESH::double_array& d )
{
stopEditing( false );
setNumRows( d.length()/2 );
QString val;
for( int i=0; i<d.length(); i++ )
{
QtxDblValidator* v = i%2==0 ? myArgV : myFuncV;
val = QString::number( d[i] );
v->fixup( val );
setText( i/2, i%2, val );
}
}
QtxDblValidator* StdMeshersGUI_DistrTable::argValidator() const
{
return myArgV;
}
QtxDblValidator* StdMeshersGUI_DistrTable::funcValidator() const
{
return myFuncV;
}
//=================================================================================
// class : StdMeshersGUI_DistrTableFrame
// purpose :
//=================================================================================
StdMeshersGUI_DistrTableFrame::StdMeshersGUI_DistrTableFrame( QWidget* parent )
: QFrame( parent )
{
QVBoxLayout* main = new QVBoxLayout( this, 0, 0 );
myTable = new StdMeshersGUI_DistrTable( 1, this );
connect( myTable, SIGNAL( valueChanged( int, int ) ), this, SIGNAL( valueChanged( int, int ) ) );
connect( this, SIGNAL( toEdit( TableButton, int ) ), myTable, SLOT( onEdit( TableButton, int ) ) );
QFrame* aButFrame = new QFrame( this );
QHBoxLayout* butLay = new QHBoxLayout( aButFrame, 5, 5 );
myInsertRow = new QPushButton( tr( "SMESH_INSERT_ROW" ), aButFrame );
myRemoveRow = new QPushButton( tr( "SMESH_REMOVE_ROW" ), aButFrame );
butLay->addWidget( myInsertRow, 0 );
butLay->addWidget( myRemoveRow, 0 );
butLay->addStretch( 1 );
main->addWidget( myTable, 1 );
main->addWidget( aButFrame, 0 );
connect( myInsertRow, SIGNAL( clicked() ), this, SLOT( onButtonClicked() ) );
connect( myRemoveRow, SIGNAL( clicked() ), this, SLOT( onButtonClicked() ) );
}
StdMeshersGUI_DistrTableFrame::~StdMeshersGUI_DistrTableFrame()
{
}
StdMeshersGUI_DistrTable* StdMeshersGUI_DistrTableFrame::table() const
{
return myTable;
}
void StdMeshersGUI_DistrTableFrame::setShown( const TableButton b, const bool sh )
{
if( button( b ) )
button( b )->setShown( sh );
}
bool StdMeshersGUI_DistrTableFrame::isShown( const TableButton b ) const
{
bool res = false;
if( button( b ) )
res = button( b )->isShown();
return res;
}
QButton* StdMeshersGUI_DistrTableFrame::button( const TableButton b ) const
{
QButton* res = 0;
switch( b )
{
case INSERT_ROW:
res = myInsertRow;
break;
case REMOVE_ROW:
res = myRemoveRow;
break;
}
return res;
}
void StdMeshersGUI_DistrTableFrame::onButtonClicked()
{
if( sender()==button( INSERT_ROW ) )
emit toEdit( INSERT_ROW, table()->currentRow() );
else if( sender()==button( REMOVE_ROW ) )
emit toEdit( REMOVE_ROW, table()->currentRow() );
}