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/***************************************************************************
* 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 "recipeviewdialog.h"
#include <tqlayout.h>
#include <tqstyle.h>
#include <tqfile.h>
#include <tdeapplication.h>
#include <kcursor.h>
#include <kdebug.h>
#include <tdehtmlview.h>
#include <tdehtml_part.h>
#include <tdelocale.h>
#include <tdemainwindow.h>
#include <kprogress.h>
#include <kstandarddirs.h>
#include <kstatusbar.h>
#include <tdeconfig.h>
#include <tdeglobal.h>
#include "datablocks/mixednumber.h"
#include "backends/recipedb.h"
#include "exporters/htmlexporter.h"
#include "recipeprintpreview.h"
RecipeViewDialog::RecipeViewDialog( TQWidget *parent, RecipeDB *db, int recipeID ) : TQVBox( parent ),
database(db)
{
// Initialize UI Elements
recipeView = new TDEHTMLPart( this );
connect( database, TQ_SIGNAL(recipeRemoved(int)), TQ_SLOT(recipeRemoved(int)) );
tmp_filename = locateLocal( "tmp", "krecipes_recipe_view" );
//----------Load the recipe --------
if ( recipeID != -1 )
loadRecipe( recipeID );
}
RecipeViewDialog::~RecipeViewDialog()
{
if ( recipe_loaded )
removeOldFiles();
}
bool RecipeViewDialog::loadRecipe( int recipeID )
{
TQValueList<int> ids;
ids.append( recipeID );
return loadRecipes( ids );
}
bool RecipeViewDialog::loadRecipes( const TQValueList<int> &ids, const TQString &layoutConfig )
{
TDEApplication::setOverrideCursor( KCursor::waitCursor() );
// Remove any files created by the last recipe loaded
removeOldFiles();
ids_loaded = ids; //need to save these ids in order to delete the html files later...make sure this comes after the call to removeOldFiles()
recipe_loaded = ( ids.count() > 0 && ids[ 0 ] >= 0 );
bool success = showRecipes( ids, layoutConfig );
TDEApplication::restoreOverrideCursor();
return success;
}
bool RecipeViewDialog::showRecipes( const TQValueList<int> &ids, const TQString &layoutConfig )
{
KProgressDialog * progress_dialog = 0;
if ( ids.count() > 1 ) //we don't want a progress bar coming up when there is only one recipe... it may show up during the splash screen
{
progress_dialog = new KProgressDialog( this, "open_progress_dialog", TQString::null, i18n( "Opening recipes, please wait..." ), true );
progress_dialog->resize( 240, 80 );
}
HTMLExporter html_generator( tmp_filename + ".html", "html" );
if ( layoutConfig != TQString::null ) {
TDEConfig *config = TDEGlobal::config();
config->setGroup( "Page Setup" );
TQString styleFile = config->readEntry( layoutConfig+"Layout", locate( "appdata", "layouts/Default.klo" ) );
if ( !styleFile.isEmpty() && TQFile::exists( styleFile ) )
html_generator.setStyle( styleFile );
TQString templateFile = config->readEntry( layoutConfig+"Template", locate( "appdata", "layouts/Default.template" ) );
if ( !templateFile.isEmpty() && TQFile::exists( templateFile ) )
html_generator.setTemplate( templateFile );
}
html_generator.exporter( ids, database, progress_dialog ); //writes the generated HTML to 'tmp_filename+".html"'
if ( progress_dialog && progress_dialog->wasCancelled() ) {
delete progress_dialog;
return false;
}
delete recipeView; // Temporary workaround
recipeView = new TDEHTMLPart( this ); // to avoid the problem of caching images of TDEHTMLPart
KURL url;
url.setPath( tmp_filename + ".html" );
recipeView->openURL( url );
recipeView->show();
kdDebug() << "Opening URL: " << url.htmlURL() << endl;
delete progress_dialog;
return true;
}
void RecipeViewDialog::print()
{
if ( recipe_loaded ) {
RecipePrintPreview preview( this, database, ids_loaded );
preview.exec();
}
}
void RecipeViewDialog::printNoPreview( void )
{
if ( recipe_loaded ) {
recipeView->view() ->print();
}
}
void RecipeViewDialog::reload( const TQString &layoutConfig )
{
loadRecipes( ids_loaded, layoutConfig );
}
void RecipeViewDialog::removeOldFiles()
{
if ( ids_loaded.count() > 0 ) {
RecipeList recipe_list;
database->loadRecipes( &recipe_list, RecipeDB::Title, ids_loaded );
TQValueList<int> recipe_ids;
for ( RecipeList::const_iterator it = recipe_list.begin(); it != recipe_list.end(); ++it )
recipe_ids << ( *it ).recipeID;
HTMLExporter::removeHTMLFiles( tmp_filename, recipe_ids );
}
}
void RecipeViewDialog::recipeRemoved( int id )
{
//if the deleted recipe is loaded, clean the view up
if ( ids_loaded.find(id) != ids_loaded.end() ) {
Recipe recipe; database->loadRecipe( &recipe, RecipeDB::Title, id );
HTMLExporter::removeHTMLFiles( tmp_filename, recipe.recipeID );
ids_loaded.remove(id);
}
}
#include "recipeviewdialog.moc"
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