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krecipes/krecipes/src/dialogs/ingredientmatcherdialog.cpp

354 lines
12 KiB

/***************************************************************************
* Copyright (C) 2003 by *
* Unai Garro (ugarro@users.sourceforge.net) *
* *
* 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 "ingredientmatcherdialog.h"
#include "datablocks/recipelist.h"
#include "widgets/ingredientlistview.h"
#include "datablocks/elementlist.h"
#include "backends/recipedb.h"
#include "widgets/krelistview.h"
#include "widgets/unitcombobox.h"
#include "widgets/fractioninput.h"
#include "widgets/amountunitinput.h"
#include "datablocks/mixednumber.h"
#include "recipeactionshandler.h"
#include <ntqheader.h>
#include <ntqpainter.h>
#include <ntqstringlist.h>
#include <ntqlayout.h>
#include <ntqgroupbox.h>
#include <tdeapplication.h>
#include <kcursor.h>
#include <kiconloader.h>
#include <tdelocale.h>
#include <knuminput.h>
#include <tdeconfig.h>
#include <tdeglobal.h>
#include <kdebug.h>
#include <kdialogbase.h>
#include "profiling.h"
IngredientMatcherDialog::IngredientMatcherDialog( TQWidget *parent, RecipeDB *db ) : TQWidget( parent )
{
// Initialize internal variables
database = db;
//Design the dialog
TQVBoxLayout *dialogLayout = new TQVBoxLayout( this, 11, 6 );
// Ingredient list
TQHBoxLayout *layout2 = new TQHBoxLayout( 0, 0, 6, "layout2" );
allIngListView = new KreListView( this, TQString::null, true, 0 );
StdIngredientListView *list_view = new StdIngredientListView(allIngListView,database);
list_view->setSelectionMode( TQListView::Multi );
allIngListView->setListView(list_view);
layout2->addWidget( allIngListView );
TQVBoxLayout *layout1 = new TQVBoxLayout( 0, 0, 6, "layout1" );
TDEIconLoader il;
addButton = new TQPushButton( this, "addButton" );
addButton->setIconSet( il.loadIconSet( "forward", TDEIcon::Small ) );
addButton->setFixedSize( TQSize( 32, 32 ) );
layout1->addWidget( addButton );
removeButton = new TQPushButton( this, "removeButton" );
removeButton->setIconSet( il.loadIconSet( "back", TDEIcon::Small ) );
removeButton->setFixedSize( TQSize( 32, 32 ) );
layout1->addWidget( removeButton );
TQSpacerItem *spacer1 = new TQSpacerItem( 51, 191, TQSizePolicy::Minimum, TQSizePolicy::Expanding );
layout1->addItem( spacer1 );
layout2->addLayout( layout1 );
ingListView = new KreListView( this, TQString::null, true );
ingListView->listView() ->addColumn( i18n( "Ingredient (required?)" ) );
ingListView->listView() ->addColumn( i18n( "Amount Available" ) );
layout2->addWidget( ingListView );
dialogLayout->addLayout( layout2 );
// Box to select allowed number of missing ingredients
missingBox = new TQHBox( this );
missingNumberLabel = new TQLabel( missingBox );
missingNumberLabel->setText( i18n( "Missing ingredients allowed:" ) );
missingNumberSpinBox = new KIntSpinBox( missingBox );
missingNumberSpinBox->setMinValue( -1 );
missingNumberSpinBox->setSpecialValueText( i18n( "Any" ) );
dialogLayout->addWidget(missingBox);
// Found recipe list
recipeListView = new KreListView( this, i18n( "Matching Recipes" ), false, 1, missingBox );
recipeListView->listView() ->setSizePolicy( TQSizePolicy::Ignored, TQSizePolicy::Ignored );
recipeListView->listView() ->setAllColumnsShowFocus( true );
recipeListView->listView() ->addColumn( i18n( "Title" ) );
TDEConfig *config = TDEGlobal::config();
config->setGroup( "Advanced" );
bool show_id = config->readBoolEntry( "ShowID", false );
recipeListView->listView() ->addColumn( i18n( "Id" ), show_id ? -1 : 0 );
recipeListView->listView() ->addColumn( i18n( "Missing Ingredients" ) );
recipeListView->listView() ->setSorting( -1 );
dialogLayout->addWidget(recipeListView);
RecipeActionsHandler *actionHandler = new RecipeActionsHandler( recipeListView->listView(), database, RecipeActionsHandler::Open | RecipeActionsHandler::Edit | RecipeActionsHandler::Export );
TQHBox *buttonBox = new TQHBox( this );
okButton = new TQPushButton( buttonBox );
okButton->setIconSet( il.loadIconSet( "button_ok", TDEIcon::Small ) );
okButton->setText( i18n( "Find matching recipes" ) );
//buttonBox->layout()->addItem( new TQSpacerItem( 10,10, TQSizePolicy::MinimumExpanding, TQSizePolicy::Fixed ) );
clearButton = new TQPushButton( buttonBox );
clearButton->setIconSet( il.loadIconSet( "edit-clear", TDEIcon::Small ) );
clearButton->setText( i18n( "Clear" ) );
dialogLayout->addWidget(buttonBox);
// Connect signals & slots
connect ( okButton, TQ_SIGNAL( clicked() ), this, TQ_SLOT( findRecipes() ) );
connect ( clearButton, TQ_SIGNAL( clicked() ), recipeListView->listView(), TQ_SLOT( clear() ) );
connect ( clearButton, TQ_SIGNAL( clicked() ), this, TQ_SLOT( unselectIngredients() ) );
connect ( actionHandler, TQ_SIGNAL( recipeSelected( int, int ) ), TQ_SIGNAL( recipeSelected( int, int ) ) );
connect( addButton, TQ_SIGNAL( clicked() ), this, TQ_SLOT( addIngredient() ) );
connect( removeButton, TQ_SIGNAL( clicked() ), this, TQ_SLOT( removeIngredient() ) );
connect( ingListView->listView(), TQ_SIGNAL( doubleClicked( TQListViewItem*, const TQPoint &, int ) ), TQ_SLOT( itemRenamed( TQListViewItem*, const TQPoint &, int ) ) );
}
IngredientMatcherDialog::~IngredientMatcherDialog()
{
}
void IngredientMatcherDialog::itemRenamed( TQListViewItem* item, const TQPoint &, int col )
{
if ( col == 1 ) {
KDialogBase amountEditDialog(this,"IngredientMatcherAmountEdit",
false, i18n("Enter amount"), KDialogBase::Cancel | KDialogBase::Ok, KDialogBase::Ok);
TQGroupBox *box = new TQGroupBox( 1, Horizontal, i18n("Amount"), &amountEditDialog );
AmountUnitInput *amountEdit = new AmountUnitInput( box, database );
// Set the values from the item
if ( !item->text(1).isEmpty() ) {
amountEdit->setAmount( MixedNumber::fromString(item->text(2)) );
Unit u;
u.id = item->text(3).toInt();
amountEdit->setUnit( u );
} else {
amountEdit->setAmount( -1 );
Unit u;
u.id = -1;
amountEdit->setUnit( u );
}
amountEditDialog.setMainWidget(box);
if ( amountEditDialog.exec() == TQDialog::Accepted ) {
MixedNumber amount = amountEdit->amount();
Unit unit = amountEdit->unit();
if ( amount.toDouble() <= 1e-5 ) {
amount = -1;
unit.id = -1;
item->setText(1,TQString::null);
} else {
item->setText(1,amount.toString()+" "+((amount.toDouble()>1)?unit.plural:unit.name));
}
item->setText(2,amount.toString());
item->setText(3,TQString::number(unit.id));
IngredientList::iterator ing_it = m_item_ing_map[item];
(*ing_it).amount = amount.toDouble();
(*ing_it).units = unit;
}
}
}
void IngredientMatcherDialog::addIngredient()
{
TQPtrList<TQListViewItem> items = allIngListView->listView()->selectedItems();
if ( items.count() > 0 ) {
TQPtrListIterator<TQListViewItem> it(items);
TQListViewItem *item;
while ( (item = it.current()) != 0 ) {
bool dup = false;
for ( TQListViewItem *exists_it = ingListView->listView()->firstChild(); exists_it; exists_it = exists_it->nextSibling() ) {
if ( exists_it->text( 0 ) == item->text( 0 ) ) {
dup = true;
break;
}
}
if ( !dup ) {
TQListViewItem * new_item = new TQCheckListItem( ingListView->listView(), item->text( 0 ), TQCheckListItem::CheckBox );
ingListView->listView() ->setSelected( new_item, true );
ingListView->listView() ->ensureItemVisible( new_item );
allIngListView->listView() ->setSelected( item, false );
m_item_ing_map.insert( new_item, m_ingredientList.append( Ingredient( item->text( 0 ), 0, Unit(), -1, item->text( 1 ).toInt() ) ) );
}
++it;
}
}
}
void IngredientMatcherDialog::removeIngredient()
{
TQListViewItem * item = ingListView->listView() ->selectedItem();
if ( item ) {
for ( IngredientList::iterator it = m_ingredientList.begin(); it != m_ingredientList.end(); ++it ) {
if ( *m_item_ing_map.find( item ) == it ) {
m_ingredientList.remove( it );
m_item_ing_map.remove( item );
break;
}
}
delete item;
}
}
void IngredientMatcherDialog::unselectIngredients()
{
ingListView->listView()->clear();
for ( TQListViewItem *it = allIngListView->listView()->firstChild(); it; it = it->nextSibling() )
allIngListView->listView()->setSelected(it,false);
}
void IngredientMatcherDialog::findRecipes( void )
{
TDEApplication::setOverrideCursor( KCursor::waitCursor() );
START_TIMER("Ingredient Matcher: loading database data");
RecipeList rlist;
database->loadRecipes( &rlist, RecipeDB::Title | RecipeDB::NamesOnly | RecipeDB::Ingredients | RecipeDB::IngredientAmounts );
END_TIMER();
START_TIMER("Ingredient Matcher: analyzing data for matching recipes");
// Clear the list
recipeListView->listView() ->clear();
// Now show the recipes with ingredients that are contained in the previous set
// of ingredients
RecipeList incompleteRecipes;
TQValueList <int> missingNumbers;
TQValueList <IngredientList> missingIngredients;
RecipeList::Iterator it;
for ( it = rlist.begin();it != rlist.end();++it ) {
IngredientList il = ( *it ).ingList;
if ( il.isEmpty() )
continue;
IngredientList missing;
if ( m_ingredientList.containsSubSet( il, missing, true, database ) ) {
new CustomRecipeListItem( recipeListView->listView(), *it );
}
else {
incompleteRecipes.append( *it );
missingIngredients.append( missing );
missingNumbers.append( missing.count() );
}
}
END_TIMER();
//Check if the user wants to show missing ingredients
if ( missingNumberSpinBox->value() == 0 ) {
TDEApplication::restoreOverrideCursor();
return ;
} //"None"
START_TIMER("Ingredient Matcher: searching for and displaying partial matches");
IngredientList requiredIngredients;
for ( TQListViewItem *it = ingListView->listView()->firstChild(); it; it = it->nextSibling() ) {
if ( ((TQCheckListItem*)it)->isOn() )
requiredIngredients << *m_item_ing_map[it];
}
// Classify recipes with missing ingredients in different lists by ammount
TQValueList<int>::Iterator nit;
TQValueList<IngredientList>::Iterator ilit;
int missingNoAllowed = missingNumberSpinBox->value();
if ( missingNoAllowed == -1 ) // "Any"
{
for ( nit = missingNumbers.begin();nit != missingNumbers.end();++nit )
if ( ( *nit ) > missingNoAllowed )
missingNoAllowed = ( *nit );
}
for ( int missingNo = 1; missingNo <= missingNoAllowed; missingNo++ ) {
nit = missingNumbers.begin();
ilit = missingIngredients.begin();
bool titleShownYet = false;
for ( it = incompleteRecipes.begin();it != incompleteRecipes.end();++it, ++nit, ++ilit ) {
if ( !( *it ).ingList.containsAny( m_ingredientList ) )
continue;
if ( !( *it ).ingList.containsSubSet( requiredIngredients ) )
continue;
if ( ( *nit ) == missingNo ) {
if ( !titleShownYet ) {
new SectionItem( recipeListView->listView(), i18n( "You are missing 1 ingredient for:", "You are missing %n ingredients for:", missingNo ) );
titleShownYet = true;
}
new CustomRecipeListItem( recipeListView->listView(), *it, *ilit );
}
}
}
END_TIMER();
TDEApplication::restoreOverrideCursor();
}
void IngredientMatcherDialog::reload( ReloadFlags flag )
{
( ( StdIngredientListView* ) allIngListView->listView() ) ->reload(flag);
}
void SectionItem::paintCell ( TQPainter * p, const TQColorGroup & /*cg*/, int column, int width, int /*align*/ )
{
// Draw the section's deco
p->setPen( TDEGlobalSettings::activeTitleColor() );
p->setBrush( TDEGlobalSettings::activeTitleColor() );
p->drawRect( 0, 0, width, height() );
// Draw the section's text
if ( column == 0 ) {
TQFont titleFont = TDEGlobalSettings::windowTitleFont ();
p->setFont( titleFont );
p->setPen( TDEGlobalSettings::activeTextColor() );
p->drawText( 0, 0, width, height(), TQt::AlignLeft | TQt::AlignVCenter, mText );
}
}
#include "ingredientmatcherdialog.moc"