diff options
Diffstat (limited to 'src/dialogs/resizerecipedialog.cpp')
| -rw-r--r-- | src/dialogs/resizerecipedialog.cpp | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/src/dialogs/resizerecipedialog.cpp b/src/dialogs/resizerecipedialog.cpp new file mode 100644 index 0000000..958fadb --- /dev/null +++ b/src/dialogs/resizerecipedialog.cpp @@ -0,0 +1,191 @@ +/*************************************************************************** +* Copyright (C) 2003 by * +* Unai Garro ([email protected]) * +* Cyril Bosselut ([email protected]) * +* Jason Kivlighn ([email protected]) * +* * +* 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 "resizerecipedialog.h" + +#include <cmath> + +#include <tqvbox.h> +#include <tqvariant.h> +#include <tqbuttongroup.h> +#include <tqframe.h> +#include <tqlabel.h> +#include <knuminput.h> +#include <klineedit.h> +#include <tqradiobutton.h> +#include <tqlayout.h> +#include <tqtooltip.h> +#include <tqwhatsthis.h> +#include <tqimage.h> +#include <tqpixmap.h> + +#include <tdelocale.h> +#include <tdemessagebox.h> +#include <kdebug.h> + +#include "datablocks/recipe.h" +#include "widgets/fractioninput.h" + +#define FACTOR_RADIO_BUTTON 0 +#define SERVINGS_RADIO_BUTTON 1 + +ResizeRecipeDialog::ResizeRecipeDialog( TQWidget *parent, Recipe *recipe ) + : KDialogBase( parent, "ResizeRecipeDialog", true, i18n( "Resize Recipe" ), + KDialogBase::Ok | KDialogBase::Cancel, KDialogBase::Ok ), + m_recipe( recipe ) +{ + TQVBox *page = makeVBoxMainWidget(); + + buttonGroup = new TQButtonGroup( page ); + buttonGroup->setSizePolicy( TQSizePolicy( ( TQSizePolicy::SizeType ) 5, ( TQSizePolicy::SizeType ) 7, 0, 1, buttonGroup->sizePolicy().hasHeightForWidth() ) ); + buttonGroup->setLineWidth( 0 ); + buttonGroup->setColumnLayout( 0, TQt::Vertical ); + buttonGroup->layout() ->setSpacing( 6 ); + buttonGroup->layout() ->setMargin( 11 ); + buttonGroupLayout = new TQVBoxLayout( buttonGroup->layout() ); + buttonGroupLayout->setAlignment( TQt::AlignTop ); + + yieldRadioButton = new TQRadioButton( buttonGroup ); + buttonGroup->insert( yieldRadioButton, SERVINGS_RADIO_BUTTON ); + buttonGroupLayout->addWidget( yieldRadioButton ); + + yieldFrame = new TQFrame( buttonGroup ); + yieldFrame->setFrameShape( TQFrame::Box ); + yieldFrame->setFrameShadow( TQFrame::Sunken ); + yieldFrame->setLineWidth( 1 ); + yieldFrameLayout = new TQGridLayout( yieldFrame, 1, 1, 11, 6 ); + + currentYieldLabel = new TQLabel( yieldFrame ); + + yieldFrameLayout->addWidget( currentYieldLabel, 0, 0 ); + + newYieldLabel = new TQLabel( yieldFrame ); + + yieldFrameLayout->addMultiCellWidget( newYieldLabel, 1, 1, 0, 1 ); + + currentYieldInput = new KLineEdit( yieldFrame ); + currentYieldInput->setReadOnly( TRUE ); + currentYieldInput->setAlignment( TQt::AlignRight ); + yieldFrameLayout->addMultiCellWidget( currentYieldInput, 0, 0, 1, 2 ); + + newYieldInput = new FractionInput( yieldFrame ); + yieldFrameLayout->addWidget( newYieldInput, 1, 2 ); + + buttonGroupLayout->addWidget( yieldFrame ); + + factorRadioButton = new TQRadioButton( buttonGroup ); + buttonGroup->insert( factorRadioButton, FACTOR_RADIO_BUTTON ); + buttonGroupLayout->addWidget( factorRadioButton ); + + factorFrame = new TQFrame( buttonGroup ); + factorFrame->setSizePolicy( TQSizePolicy( ( TQSizePolicy::SizeType ) 7, ( TQSizePolicy::SizeType ) 5, 1, 0, factorFrame->sizePolicy().hasHeightForWidth() ) ); + factorFrame->setFrameShape( TQFrame::Box ); + factorFrame->setFrameShadow( TQFrame::Sunken ); + factorFrame->setLineWidth( 1 ); + factorFrameLayout = new TQHBoxLayout( factorFrame, 11, 6 ); + + factorLabel = new TQLabel( factorFrame ); + factorFrameLayout->addWidget( factorLabel ); + + factorInput = new FractionInput( factorFrame ); + factorInput->setSizePolicy( TQSizePolicy( ( TQSizePolicy::SizeType ) 7, ( TQSizePolicy::SizeType ) 5, 0, 0, factorInput->sizePolicy().hasHeightForWidth() ) ); + factorFrameLayout->addWidget( factorInput ); + buttonGroupLayout->addWidget( factorFrame ); + + languageChange(); + + + newYieldInput->setValue( m_recipe->yield.amount, 0 ); //Ignore the range info, it doesn't work in this context + currentYieldInput->setText( m_recipe->yield.toString() ); + + if ( recipe->yield.amount_offset > 0 ) { + yieldRadioButton->setEnabled(false); + buttonGroup->setButton( FACTOR_RADIO_BUTTON ); + activateCurrentOption( FACTOR_RADIO_BUTTON ); + } + else { + buttonGroup->setButton( SERVINGS_RADIO_BUTTON ); + activateCurrentOption( SERVINGS_RADIO_BUTTON ); + } + + // signals and slots connections + connect( buttonGroup, TQ_SIGNAL( clicked( int ) ), this, TQ_SLOT( activateCurrentOption( int ) ) ); +} + +void ResizeRecipeDialog::languageChange() +{ + buttonGroup->setTitle( TQString::null ); + yieldRadioButton->setText( i18n( "Scale by yield" ) ); + newYieldLabel->setText( i18n( "New yield:" ) ); + currentYieldLabel->setText( i18n( "Current yield:" ) ); + factorRadioButton->setText( i18n( "Scale by factor" ) ); + factorLabel->setText( i18n( "Factor (i.e. 1/2 to half, 3 to triple):" ) ); +} + +void ResizeRecipeDialog::activateCurrentOption( int button_id ) +{ + switch ( button_id ) { + case SERVINGS_RADIO_BUTTON: + factorFrame->setEnabled( false ); + yieldFrame->setEnabled( true ); + break; + case FACTOR_RADIO_BUTTON: + factorFrame->setEnabled( true ); + yieldFrame->setEnabled( false ); + break; + default: + break; + } +} + +void ResizeRecipeDialog::accept() +{ + if ( currentYieldInput->text().toInt() == 0 ) + KMessageBox::error( this, i18n( "Unable to scale a recipe with zero yield" ) ); + else if ( buttonGroup->selected() == yieldRadioButton ) { + if ( newYieldInput->isInputValid() ) { + double new_yield = newYieldInput->value().toDouble(); + double current_yield = MixedNumber::fromString(currentYieldInput->text()).toDouble(); + + resizeRecipe( new_yield / current_yield ); + } + else { + KMessageBox::error( this, i18n( "Invalid input" ) ); + newYieldInput->selectAll(); + return; + } + } + else { + if ( factorInput->isInputValid() && factorInput->value() > 0 ) + resizeRecipe( factorInput->value().toDouble() ); + else { + KMessageBox::error( this, i18n( "Invalid input" ) ); + factorInput->selectAll(); + return ; + } + } + + TQDialog::accept(); +} + +//TODO YIELD: handle ranges +void ResizeRecipeDialog::resizeRecipe( double factor ) +{ + m_recipe->yield.amount = MixedNumber::fromString(currentYieldInput->text()).toDouble() * factor; + + for ( IngredientList::iterator ing_it = m_recipe->ingList.begin(); ing_it != m_recipe->ingList.end(); ++ing_it ) { + ( *ing_it ).amount = ( *ing_it ).amount * factor; + ( *ing_it ).amount_offset = ( *ing_it ).amount_offset * factor; + } +} + +#include "resizerecipedialog.moc" |