Add menu entries for undo/redo

Add an edit menu with undo and redo submenus, and connect them to
the UndoBuffer class. The submenus are only enabled when needed.

Signed-off-by: Grace Karanja <gracie.karanja89@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/qt-ui/mainwindow.h b/qt-ui/mainwindow.h
index 2364caadc..641c9ec9b 100644
--- a/qt-ui/mainwindow.h
+++ b/qt-ui/mainwindow.h
@@ -30,6 +30,7 @@ class QWebView;
 class QSettings;
 class UpdateManager;
 class UserManual;
+class UndoBuffer;
 
 enum MainWindowTitleFormat {
 	MWTF_DEFAULT,
@@ -82,6 +83,7 @@ public:
 	void setPlanNotes(const char *notes);
 	void printPlan();
 	void checkSurvey(QSettings *s);
+	UndoBuffer *undoBuffer;
 private
 slots:
 	/* file menu action */
@@ -151,6 +153,9 @@ slots:
 	void on_paste_triggered();
 	void on_actionFilterTags_triggered();
 	void on_actionConfigure_Dive_Computer_triggered();
+	void on_action_Undo_triggered();
+	void on_action_Redo_triggered();
+	void checkForUndoAndRedo();
 
 protected:
 	void closeEvent(QCloseEvent *);