feat(qt): Add TreeView with keyEvent listener

CMakeLists.txt

@@ -71,6 +71,7 @@ set(SOURCES
         src/modelaccounttree.cpp
         src/modelnewemails.cpp
         src/morkparser.cpp
+        src/qtcomponents.cpp
         src/setting_newemail.cpp
         src/settings.cpp
         src/trayicon.cpp
@@ -99,6 +100,7 @@ set(HEADERS
         src/modelaccounttree.h
         src/modelnewemails.h
         src/morkparser.h
+        src/qtcomponents.h
         src/setting_newemail.h
         src/settings.h
         src/trayicon.h

src/qtcomponents.cpp

@@ -0,0 +1,22 @@
+#include "qtcomponents.h"
+
+QTreeViewWithKeyEvents::QTreeViewWithKeyEvents( QWidget *parent )
+    : QTreeView(parent)
+{
+
+}
+
+void QTreeViewWithKeyEvents::onKeyPressed( void * handle, TreeViewKeyPressedEvent callback)
+{
+    mHandle = handle;
+    mCallback = callback;
+}
+
+void QTreeViewWithKeyEvents::keyPressEvent( QKeyEvent *event )
+{
+    if (mCallback != NULL && mHandle != NULL)
+    {
+        mCallback(mHandle, event);
+    }
+    QTreeView::keyPressEvent(event);
+}

src/qtcomponents.h

@@ -0,0 +1,29 @@
+#ifndef QTCOMPONENTS_H
+#define QTCOMPONENTS_H
+
+#include <QKeyEvent>
+#include <QTreeView>
+
+typedef void ( * TreeViewKeyPressedEvent)(void * handle, QKeyEvent * event);
+
+/**
+ * A QTreeView that allow to define listener of keyEvent received
+ */
+class QTreeViewWithKeyEvents : public QTreeView {
+    Q_OBJECT
+
+    public:
+        explicit QTreeViewWithKeyEvents(QWidget *parent = NULL);
+
+    public slots:
+        void onKeyPressed(void * handleUsed, TreeViewKeyPressedEvent callback);
+
+    protected:
+        void keyPressEvent(QKeyEvent * event) override;
+
+    private:
+        TreeViewKeyPressedEvent mCallback;
+        void * mHandle;
+};
+
+#endif // QTCOMPONENTS_H