X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/68379eaf0ae64d105f8244b1db83e793f7dd83b0..a9102b3671a45d116d781b0c8e90d2e9a84fbdcb:/include/wx/cmdproc.h

diff --git a/include/wx/cmdproc.h b/include/wx/cmdproc.h
index 563c8480d2..ace9465d26 100644
--- a/include/wx/cmdproc.h
+++ b/include/wx/cmdproc.h
@@ -30,7 +30,7 @@ class WXDLLEXPORT wxCommand : public wxObject
 {
 public:
     wxCommand(bool canUndoIt = false, const wxString& name = wxEmptyString);
-    ~wxCommand();
+    ~wxCommand(){}
 
     // Override this to perform a command
     virtual bool Do() = 0;
@@ -99,6 +99,19 @@ public:
     int GetMaxCommands() const { return m_maxNoCommands; }
     virtual void ClearCommands();
 
+    // Has the current project been changed?
+    virtual bool IsDirty() const
+    {
+        return m_currentCommand && (m_lastSavedCommand != m_currentCommand);
+    }
+
+    // Mark the current command as the one where the last save took place
+    void MarkAsSaved()
+    {
+        m_lastSavedCommand = m_currentCommand;
+    }
+
+
     // By default, the accelerators are "\tCtrl+Z" and "\tCtrl+Y"
     const wxString& GetUndoAccelerator() const { return m_undoAccelerator; }
     const wxString& GetRedoAccelerator() const { return m_redoAccelerator; }
@@ -115,7 +128,8 @@ protected:
 
     int           m_maxNoCommands;
     wxList        m_commands;
-    wxList::compatibility_iterator m_currentCommand;
+    wxList::compatibility_iterator m_currentCommand,
+                                   m_lastSavedCommand;
 
 #if wxUSE_MENUS
     wxMenu*       m_commandEditMenu;
@@ -130,3 +144,4 @@ private:
 };
 
 #endif // _WX_CMDPROC_H_
+