Ui work for Reset Form Action support

Heavily inspired in Guillermo Amaral patches
CCMAIL: gamaral@kde.org

part.cpp

@@ -366,6 +366,7 @@ m_cliPresentation(false), m_embedMode(detectEmbedMode(parentWidget, parent, args
     connect( m_document, SIGNAL(error(QString,int)), m_pageView, SLOT(errorMessage(QString,int)) );
     connect( m_document, SIGNAL(warning(QString,int)), m_pageView, SLOT(warningMessage(QString,int)) );
     connect( m_document, SIGNAL(notice(QString,int)), m_pageView, SLOT(noticeMessage(QString,int)) );
+    connect( m_document, SIGNAL(formFieldChanged(Okular::FormField*)), m_pageView, SLOT(slotFormFieldChanged(Okular::FormField*)) );
     rightLayout->addWidget( m_pageView );
     m_findBar = new FindBar( m_document, rightContainer );
     rightLayout->addWidget( m_findBar );

ui/pageview.cpp

@@ -3708,6 +3708,40 @@ void PageView::slotAction( Okular::Action *action )
     d->document->processAction( action );
 }
 
+void PageView::slotFormFieldChanged( Okular::FormField *ff )
+{
+    QVector< PageViewItem * >::const_iterator dIt = d->items.constBegin(), dEnd = d->items.constEnd();
+    for ( ; dIt != dEnd; ++dIt )
+    {
+        FormWidgetIface *fw = (*dIt)->formWidgets().value( ff->id() );
+        if (fw != NULL)
+        {
+            switch (ff->type()) {
+                case Okular::FormField::FormText: {
+                    Okular::FormFieldText* fft = static_cast<Okular::FormFieldText *>(ff);
+                    FormLineEdit *le = dynamic_cast<FormLineEdit *>(fw);
+                    TextAreaEdit *te = dynamic_cast<TextAreaEdit *>(fw);
+
+                    if (le) le->setText( fft->text() );
+                    if (te) te->setText( fft->text() );
+                } break;
+       
+                case Okular::FormField::FormButton: {
+                    Okular::FormFieldButton* ffb = static_cast<Okular::FormFieldButton *>(ff);
+                    QAbstractButton *be = dynamic_cast<QAbstractButton *>(fw);
+                    if (be) be->setChecked( ffb->state() );
+                } break;
+       
+                default:
+                    kDebug() << "Unhandled form field: " << ff->name() << ff->defaultValue();
+                break;
+            }
+            
+            break; // Found the widget, no need to loop more pages
+        }
+    }
+}
+
 void PageView::externalKeyPressEvent( QKeyEvent *e )
 {
     keyPressEvent( e );

ui/pageview.h

@@ -36,6 +36,7 @@ namespace Okular {
 class Action;
 class Document;
 class Annotation;
+class FormField;
 }
 
 class FormWidgetIface;
@@ -229,6 +230,7 @@ Q_OBJECT
         void slotSpeakCurrentPage();
         void slotStopSpeaks();
         void slotAction( Okular::Action *action );
+        void slotFormFieldChanged( Okular::FormField *formField );
         void externalKeyPressEvent( QKeyEvent *e );
 };