[#1853] Edit before call does nothing on call history

[#1854] Edit before call calls even if user presses cancel

sflphone-client-kde/src/sflphone_kdeview.cpp

@@ -1150,11 +1150,14 @@ void sflphone_kdeView::editBeforeCall()
 		if(item)
 		{
 			Call * call = callList->findCallByHistoryItem(item);
+			if(call)
+			{
 				name = call->getPeerName();
 				number = call->getPeerPhoneNumber();
 			}
 		}
-	if(stackedWidget_screen->currentWidget() == page_addressBook)
+	}
+	else if(stackedWidget_screen->currentWidget() == page_addressBook)
 	{
 		QListWidgetItem * item = listWidget_addressBook->currentItem();
 		if(item)
@@ -1166,8 +1169,10 @@ void sflphone_kdeView::editBeforeCall()
 	}
 	else
 	{	return;	}
-	QString newNumber = QInputDialog::getText(this, i18n("Edit before call"), QString(), QLineEdit::Normal, number);
-	
+	bool ok;
+	QString newNumber = QInputDialog::getText(this, i18n("Edit before call"), QString(), QLineEdit::Normal, number, &ok);
+	if(ok)
+	{
 		action_history->setChecked(false);
 		action_addressBook->setChecked(false);
 		stackedWidget_screen->setCurrentWidget(page_callList);
@@ -1177,6 +1182,7 @@ void sflphone_kdeView::editBeforeCall()
 		listWidget_callList->setCurrentRow(listWidget_callList->count() - 1);
 		action(call, CALL_ACTION_ACCEPT);
 	}
+}
 
 void sflphone_kdeView::setAccountFirst(Account * account)
 {