avoid using QString*, just use QString

svn path=/branches/work/kde4/playground/graphics/okular/; revision=544974

core/page.cpp

@@ -131,9 +131,9 @@ RegularAreaRect * KPDFPage::findText( const QString & text, SearchDir dir, const
     */
 }
 
-QString * KPDFPage::getText( const RegularAreaRect * area ) const
+QString KPDFPage::getText( const RegularAreaRect * area ) const
 {
-	QString *ret= 0;
+	QString ret;
 
 	if ( !m_text )
 		return ret;

core/page.h

@@ -70,7 +70,7 @@ class OKULAR_EXPORT KPDFPage
         bool hasTransition() const;
 
         RegularAreaRect * findText( const QString & text, SearchDir dir, bool strictCase, const RegularAreaRect * lastRect=0) const;
-        QString * getText( const RegularAreaRect * rect ) const;
+        QString getText( const RegularAreaRect * rect ) const;
 	RegularAreaRect * getTextArea ( TextSelection * ) const;
 //	const ObjectRect * getObjectRect( double x, double y ) const;
         const ObjectRect * getObjectRect( ObjectRect::ObjectType type, double x, double y ) const;

core/textpage.cpp

@@ -297,13 +297,13 @@ RegularAreaRect* KPDFTextPage::findTextInternal(const QString &query, bool forwa
     return 0;
 }
 
-QString * KPDFTextPage::getText(const RegularAreaRect *area)
+QString KPDFTextPage::getText(const RegularAreaRect *area) const
 {
-    if (area->isNull())
-        return 0;
+    if (!area || area->isNull())
+        return QString();
 
-    QString* ret = new QString;
-    QList<KPDFTextEntity*>::Iterator it,end = m_words.end();
+    QString ret = "";
+    QList<KPDFTextEntity*>::ConstIterator it,end = m_words.end();
     KPDFTextEntity * last=0;
 	for( it=m_words.begin() ; it != end;  ++it )
 	{
@@ -311,7 +311,7 @@ QString * KPDFTextPage::getText(const RegularAreaRect *area)
         if (area->intersects((*it)->area))
         {
 //           kDebug()<< "[" << (*it)->area->left << "," << (*it)->area->top << "]x["<< (*it)->area->right << "," << (*it)->area->bottom << "]\n";
-            *ret += ((*it)->txt);
+            ret += (*it)->txt;
             last=*it;
         }
 	}

core/textpage.h

@@ -62,7 +62,7 @@ class KPDFTextPage {
   public:
     RegularAreaRect* findText(const QString &query, SearchDir & direct, 
         const bool &strictCase, const RegularAreaRect *area);
-    QString * getText(const RegularAreaRect *rect);
+    QString getText(const RegularAreaRect *rect) const;
     RegularAreaRect * getTextArea ( TextSelection* ) const;
     KPDFTextPage(QList<KPDFTextEntity*> words) : m_words(words) {};
     KPDFTextPage() : m_words() {};

ui/pageview.cpp

@@ -1304,7 +1304,7 @@ if (d->document->handleEvent( e ) )
             }
 
             // if we support text generation 
-            QString* selectedText=0;
+            QString selectedText;
             if (d->document->supportsSearching())
             {
 		// grab text in selection by extracting it from all intersected pages
@@ -1334,9 +1334,9 @@ if (d->document->handleEvent( e ) )
             // popup that ask to copy:text and copy/save:image
             KMenu menu( this );
             QAction *textToClipboard = 0, *speakText = 0, *imageToClipboard = 0, *imageToFile = 0;
-            if ( d->document->supportsSearching() && !selectedText->isEmpty() )
+            if ( d->document->supportsSearching() && !selectedText.isEmpty() )
             {
-                menu.addTitle( i18np( "Text (1 character)", "Text (%n characters)", selectedText->length() ) );
+                menu.addTitle( i18np( "Text (1 character)", "Text (%n characters)", selectedText.length() ) );
                 textToClipboard = menu.addAction( SmallIconSet("editcopy"), i18n( "Copy to Clipboard" ) );
                 if ( !d->document->isAllowed( KPDFDocument::AllowCopy ) )
                 {
@@ -1394,9 +1394,9 @@ if (d->document->handleEvent( e ) )
                 {
                     // [1] copy text to clipboard
                     QClipboard *cb = QApplication::clipboard();
-                    cb->setText( *selectedText, QClipboard::Clipboard );
+                    cb->setText( selectedText, QClipboard::Clipboard );
                     if ( cb->supportsSelection() )
-                        cb->setText( *selectedText, QClipboard::Selection );
+                        cb->setText( selectedText, QClipboard::Selection );
                 }
                 else if ( choice == speakText )
                 {
@@ -1439,7 +1439,6 @@ if (d->document->handleEvent( e ) )
                     }
                 }
             }
-            delete selectedText;
             // clear widget selection and invalidate rect
             selectionClear();