* GuiSpellchecker:

- implement event filter and allow selection of suggestions with the keyboard
	  (second part of bug 6460).

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@33069 a592a061-630c-0410-9148-cb99ea01b6c8

src/frontends/qt4/GuiSpellchecker.cpp

@@ -41,6 +41,7 @@
 #include "support/textutils.h"
 
 #include <QListWidgetItem>
+#include <QKeyEvent>
 
 #include "SpellChecker.h"
 
@@ -77,6 +78,8 @@ GuiSpellchecker::GuiSpellchecker(GuiView & lv)
 		this, SLOT(on_replacePB_clicked()));
 
 	d->ui.wordED->setReadOnly(true);
+
+	d->ui.suggestionsLW->installEventFilter(this);
 }
 
 
@@ -92,6 +95,24 @@ void GuiSpellchecker::on_closePB_clicked()
 }
 
 
+bool GuiSpellchecker::eventFilter(QObject *obj, QEvent *event)
+{
+	if (obj == d->ui.suggestionsLW && event->type() == QEvent::KeyPress) {
+		QKeyEvent *e = static_cast<QKeyEvent *> (event);
+		if (e->key() == Qt::Key_Enter || e->key() == Qt::Key_Return) {
+			on_suggestionsLW_itemClicked(d->ui.suggestionsLW->currentItem());
+			on_replacePB_clicked();
+			return true;
+		} else if (e->key() == Qt::Key_Right) {
+			on_suggestionsLW_itemClicked(d->ui.suggestionsLW->currentItem());
+			return true;
+		}
+	}
+	// standard event processing
+	return QWidget::eventFilter(obj, event);
+}
+
+
 void GuiSpellchecker::on_suggestionsLW_itemClicked(QListWidgetItem * item)
 {
 	if (d->ui.replaceCO->count() != 0)

src/frontends/qt4/GuiSpellchecker.h

@@ -62,6 +62,8 @@ private:
 	/// show count of checked words at normal exit
 	void showSummary();
 
+	bool eventFilter(QObject *obj, QEvent *event);
+
 	struct Private;
 	Private * const d;
 };