added support for drop down toolbar buttons (patch 1713470)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45987 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/defs.h

@@ -1862,6 +1862,7 @@ enum wxItemKind
     wxITEM_NORMAL,
     wxITEM_CHECK,
     wxITEM_RADIO,
+    wxITEM_DROPDOWN,
     wxITEM_MAX
 };
 

include/wx/event.h

@@ -155,6 +155,9 @@ BEGIN_DECLARE_EVENT_TYPES()
     DECLARE_EVENT_TYPE(wxEVT_COMMAND_TOOL_ENTER, 17)
     DECLARE_EVENT_TYPE(wxEVT_COMMAND_SPINCTRL_UPDATED, 18)
 
+    // Toolbar dropdown arrows
+    DECLARE_EVENT_TYPE(wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, 19)
+
         // Sockets and timers send events, too
     DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_SOCKET, 50)
     DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_TIMER , 80)
@@ -2988,6 +2991,7 @@ typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent&
 #define EVT_VLBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_VLBOX_SELECTED, winid, wxCommandEventHandler(func))
 #define EVT_COMBOBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_COMBOBOX_SELECTED, winid, wxCommandEventHandler(func))
 #define EVT_TOOL(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_CLICKED, winid, wxCommandEventHandler(func))
+#define EVT_TOOL_DROPDOWN(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, winid, wxCommandEventHandler(func))
 #define EVT_TOOL_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_COMMAND_TOOL_CLICKED, id1, id2, wxCommandEventHandler(func))
 #define EVT_TOOL_RCLICKED(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_RCLICKED, winid, wxCommandEventHandler(func))
 #define EVT_TOOL_RCLICKED_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_COMMAND_TOOL_RCLICKED, id1, id2, wxCommandEventHandler(func))

include/wx/tbarbase.h

@@ -71,7 +71,8 @@ public:
                       const wxString& longHelpString = wxEmptyString)
         : m_label(label),
           m_shortHelpString(shortHelpString),
-          m_longHelpString(longHelpString)
+          m_longHelpString(longHelpString),
+          m_dropdownMenu(NULL)
     {
         m_tbar = tbar;
         m_id = toolid;
@@ -106,9 +107,11 @@ public:
         m_toggled = false;
 
         m_toolStyle = wxTOOL_STYLE_CONTROL;
+
+        m_dropdownMenu = 0;
     }
 
-    virtual ~wxToolBarToolBase(){}
+    virtual ~wxToolBarToolBase();
 
     // accessors
     // ---------
@@ -197,6 +200,11 @@ public:
     virtual void Detach() { m_tbar = (wxToolBarBase *)NULL; }
     virtual void Attach(wxToolBarBase *tbar) { m_tbar = tbar; }
 
+    // these methods are only for tools of wxITEM_DROPDOWN kind (but even such
+    // tools can have a NULL associated menu)
+    void SetDropdownMenu(wxMenu *menu);
+    wxMenu *GetDropdownMenu() const { return m_dropdownMenu; }
+
 protected:
     wxToolBarBase *m_tbar;  // the toolbar to which we belong (may be NULL)
 
@@ -227,6 +235,8 @@ protected:
     wxString m_shortHelpString;
     wxString m_longHelpString;
 
+    wxMenu *m_dropdownMenu;
+
     DECLARE_DYNAMIC_CLASS_NO_COPY(wxToolBarToolBase)
 };
 
@@ -525,6 +535,9 @@ public:
     // don't want toolbars to accept the focus
     virtual bool AcceptsFocus() const { return false; }
 
+    // Set dropdown menu
+    bool SetDropdownMenu(int toolid, wxMenu *menu);
+
 protected:
     // to implement in derived classes
     // -------------------------------