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/***************************************************************************
* Copyright (C) 2003-2004 by *
* Unai Garro (ugarro@users.sourceforge.net) *
* Cyril Bosselut (bosselut@b1project.com) *
* Jason Kivlighn (jkivlighn@gmail.com) *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
***************************************************************************/
#include <ntqlayout.h>
#include <ntqtabwidget.h>
#include "unitsdialog.h"
#include "createelementdialog.h"
#include "dependanciesdialog.h"
#include "backends/recipedb.h"
#include "widgets/conversiontable.h"
#include "widgets/unitlistview.h"
#include <tdeapplication.h>
#include <kdebug.h>
#include <kdialog.h>
#include <tdelocale.h>
#include <tdemessagebox.h>
#include <kprogress.h>
UnitsDialog::UnitsDialog( TQWidget *parent, RecipeDB *db ) : TQWidget( parent )
{
// Store pointer to database
database = db;
// Design dialog
TQHBoxLayout* page_layout = new TQHBoxLayout( this, KDialog::marginHint(), KDialog::spacingHint() );
TQTabWidget *tabWidget = new TQTabWidget( this );
TQWidget *unitTab = new TQWidget( tabWidget );
TQHBoxLayout* layout = new TQHBoxLayout( unitTab, KDialog::marginHint(), KDialog::spacingHint() );
unitListView = new StdUnitListView( unitTab, database, true );
layout->addWidget( unitListView );
TQVBoxLayout* vboxl = new TQVBoxLayout( KDialog::spacingHint() );
newUnitButton = new TQPushButton( unitTab );
newUnitButton->setText( i18n( "Create ..." ) );
newUnitButton->setFlat( true );
vboxl->addWidget( newUnitButton );
removeUnitButton = new TQPushButton( unitTab );
removeUnitButton->setText( i18n( "Delete" ) );
removeUnitButton->setFlat( true );
vboxl->addWidget( removeUnitButton );
vboxl->addStretch();
layout->addLayout( vboxl );
tabWidget->insertTab( unitTab, i18n( "Units" ) );
massConversionTable = new ConversionTable( tabWidget, 1, 1 );
tabWidget->insertTab( massConversionTable, i18n( "Mass Conversions" ) );
volumeConversionTable = new ConversionTable( tabWidget, 1, 1 );
tabWidget->insertTab( volumeConversionTable, i18n( "Volume Conversions" ) );
page_layout->addWidget( tabWidget );
// Connect signals & slots
connect( newUnitButton, SIGNAL( clicked() ), unitListView, SLOT( createNew() ) );
connect( removeUnitButton, SIGNAL( clicked() ), unitListView, SLOT( remove() ) );
connect( massConversionTable, SIGNAL( ratioChanged( int, int, double ) ), this, SLOT( saveRatio( int, int, double ) ) );
connect( massConversionTable, SIGNAL( ratioRemoved( int, int ) ), this, SLOT( removeRatio( int, int ) ) );
connect( volumeConversionTable, SIGNAL( ratioChanged( int, int, double ) ), this, SLOT( saveRatio( int, int, double ) ) );
connect( volumeConversionTable, SIGNAL( ratioRemoved( int, int ) ), this, SLOT( removeRatio( int, int ) ) );
//TODO: I'm too lazy right now, so do a complete reload to keep in sync with db
connect( database, SIGNAL( unitCreated( const Unit& ) ), this, SLOT( loadConversionTables() ) );
connect( database, SIGNAL( unitRemoved( int ) ), this, SLOT( loadConversionTables() ) );
//this is for the above TODO, but it still has some bugs to be worked out
//connect(database,SIGNAL(unitCreated(const Element&)),conversionTable,SLOT(unitCreated(const Element&)));
//connect(database,SIGNAL(unitRemoved(int)),conversionTable,SLOT(unitRemoved(int)));
//Populate data into the table
loadConversionTables();
//FIXME: We've got some sort of build issue... we get undefined references to CreateElementDialog without this dummy code here
CreateElementDialog d( this, "" );
}
UnitsDialog::~UnitsDialog()
{}
void UnitsDialog::reload( ReloadFlags flag )
{
unitListView->reload( flag );
loadConversionTables();
}
void UnitsDialog::loadConversionTables( void )
{
loadConversionTable( massConversionTable, Unit::Mass );
loadConversionTable( volumeConversionTable, Unit::Volume );
}
void UnitsDialog::loadConversionTable( ConversionTable *table, Unit::Type type )
{
UnitList unitList;
database->loadUnits( &unitList, type );
TQStringList unitNames;
IDList unitIDs; // We need to store these in the table, so rows and cols are identified by unitID, not name.
table->clear();
for ( UnitList::const_iterator unit_it = unitList.begin(); unit_it != unitList.end(); ++unit_it ) {
unitNames.append( ( *unit_it ).name );
unitIDs.append( ( *unit_it ).id ); // append the element
}
// Resize the table
table->resize( unitNames.count(), unitNames.count() );
// Set the table labels, and id's
table->setRowLabels( unitNames );
table->setColumnLabels( unitNames );
table->setUnitIDs( unitIDs );
// Load and Populate the data into the table
UnitRatioList ratioList;
database->loadUnitRatios( &ratioList, type );
for ( UnitRatioList::const_iterator ratio_it = ratioList.begin(); ratio_it != ratioList.end(); ++ratio_it ) {
table->setRatio( ( *ratio_it ).uID1, ( *ratio_it ).uID2, ( *ratio_it ).ratio );
}
}
void UnitsDialog::saveRatio( int r, int c, double value )
{
ConversionTable *conversionTable = (ConversionTable*)sender();
UnitRatio ratio;
ratio.uID1 = conversionTable->getUnitID( r );
ratio.uID2 = conversionTable->getUnitID( c );
ratio.ratio = value;
database->saveUnitRatio( &ratio );
UnitRatio reverse_ratio;
reverse_ratio.uID1 = ratio.uID2;
reverse_ratio.uID2 = ratio.uID1;
reverse_ratio.ratio = 1.0 / ratio.ratio;
database->saveUnitRatio( &reverse_ratio );
conversionTable->setRatio( reverse_ratio );
#if 0
UnitRatioList ratioList;
database->loadUnitRatios( &ratioList, Unit::Mass );
saveAllRatios( ratioList );
#endif
}
void UnitsDialog::removeRatio( int r, int c )
{
ConversionTable *conversionTable = (ConversionTable*)sender();
database->removeUnitRatio( conversionTable->getUnitID( r ), conversionTable->getUnitID( c ) );
}
void UnitsDialog::saveAllRatios( UnitRatioList &ratioList )
{
#if 0
ConversionTable *conversionTable = massConversionTable;
KProgressDialog progress_dialog( this, "progress_dialog", i18n( "Finding Unit Ratios" ), TQString::null, true );
progress_dialog.progressBar() ->setTotalSteps( ratioList.count() * ratioList.count() );
for ( UnitRatioList::const_iterator current_it = ratioList.begin(); current_it != ratioList.end(); ++current_it ) {
UnitRatio current_ratio = *current_it;
for ( UnitRatioList::const_iterator ratio_it = ratioList.begin(); ratio_it != ratioList.end(); ++ratio_it ) {
if ( progress_dialog.wasCancelled() )
return ;
progress_dialog.progressBar() ->advance( 1 );
kapp->processEvents();
UnitRatio new_ratio;
new_ratio.uID1 = current_ratio.uID1;
new_ratio.uID2 = ( *ratio_it ).uID2;
new_ratio.ratio = ( *ratio_it ).ratio * current_ratio.ratio;
if ( ratioList.contains( new_ratio ) )
continue;
if ( ( ( *ratio_it ).uID1 == current_ratio.uID2 ) && ( ( *ratio_it ).uID2 != current_ratio.uID1 ) ) {
UnitRatio reverse_ratio;
reverse_ratio.uID1 = new_ratio.uID2;
reverse_ratio.uID2 = new_ratio.uID1;
reverse_ratio.ratio = 1.0 / new_ratio.ratio;
database->saveUnitRatio( &new_ratio );
database->saveUnitRatio( &reverse_ratio );
conversionTable->setRatio( new_ratio );
conversionTable->setRatio( reverse_ratio );
//ratioList.append(new_ratio); ratioList.append(reverse_ratio);
}
}
}
#endif
}
#include "unitsdialog.moc"
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