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[wxWidgets.git] / include / wx / window.h

diff --git a/include/wx/window.h b/include/wx/window.h
index 717aabd93e54c580d05d987264b02e4599c4f59f..4ef1695d1466b4368830e64488ce302c83f52c74 100644 (file)
--- a/include/wx/window.h
+++ b/include/wx/window.h
@@ -201,11 +201,6 @@ public:
     wxWindowVariant GetWindowVariant() const { return m_windowVariant; }
 
 
-        // window id uniquely identifies the window among its siblings unless
-        // it is wxID_ANY which means "don't care"
-    void SetId( wxWindowID winid ) { m_windowId = winid; }
-    wxWindowID GetId() const { return m_windowId; }
-
         // get or change the layout direction (LTR or RTL) for this window,
         // wxLayout_Default is returned if layout direction is not supported
     virtual wxLayoutDirection GetLayoutDirection() const
@@ -219,15 +214,24 @@ public:
                                              wxCoord width,
                                              wxCoord widthTotal) const;
 
-        // generate a control id for the controls which were not given one by
-        // user
-    static int NewControlId() { return --ms_lastControlId; }
-        // get the id of the control following the one with the given
-        // (autogenerated) id
-    static int NextControlId(int winid) { return winid - 1; }
-        // get the id of the control preceding the one with the given
-        // (autogenerated) id
-    static int PrevControlId(int winid) { return winid + 1; }
+
+        // window id uniquely identifies the window among its siblings unless
+        // it is wxID_ANY which means "don't care"
+    void SetId( wxWindowID winid ) { m_windowId = winid; }
+    wxWindowID GetId() const { return m_windowId; }
+
+        // returns true if this id value belong to the range reserved for the
+        // auto-generated (by NewControlId()) ids (they're always negative)
+    static bool IsAutoGeneratedId(wxWindowID id);
+
+        // generate a unique id (or count of them consecutively), returns a
+        // valid id in IsAutoGeneratedId() range or wxID_NONE if failed
+    static wxWindowID NewControlId(int count = 1);
+
+        // mark an id previously returned by NewControlId() as being unused any
+        // more so that it can be reused again for another control later
+    static void ReleaseControlId(wxWindowID id);
+
 
     // moving/resizing
     // ---------------
@@ -988,10 +992,19 @@ public:
     virtual void DoUpdateWindowUI(wxUpdateUIEvent& event) ;
 
 #if wxUSE_MENUS
+    // show popup menu at the given position, generate events for the items
+    // selected in it
     bool PopupMenu(wxMenu *menu, const wxPoint& pos = wxDefaultPosition)
         { return DoPopupMenu(menu, pos.x, pos.y); }
     bool PopupMenu(wxMenu *menu, int x, int y)
         { return DoPopupMenu(menu, x, y); }
+
+    // simply return the id of the selected item or wxID_NONE without
+    // generating any events
+    int GetPopupMenuSelectionFromUser(wxMenu& menu, const wxPoint& pos)
+        { return DoGetPopupMenuSelectionFromUser(menu, pos.x, pos.y); }
+    int GetPopupMenuSelectionFromUser(wxMenu& menu, int x, int y)
+        { return DoGetPopupMenuSelectionFromUser(menu, x, y); }
 #endif // wxUSE_MENUS
 
     // override this method to return true for controls having multiple pages
@@ -1035,6 +1048,20 @@ public:
     bool PageUp() { return ScrollPages(-1); }
     bool PageDown() { return ScrollPages(1); }
 
+        // call this to always show one or both scrollbars, even if the window
+        // is big enough to not require them
+    virtual void AlwaysShowScrollbars(bool WXUNUSED(horz) = true,
+                                      bool WXUNUSED(vert) = true)
+    {
+    }
+
+        // return true if AlwaysShowScrollbars() had been called before for the
+        // corresponding orientation
+    virtual bool IsScrollbarAlwaysShown(int WXUNUSED(orient)) const
+    {
+        return false;
+    }
+
     // context-sensitive help
     // ----------------------
 
@@ -1221,7 +1248,8 @@ public:
     // area (normal windows can't, but e.g. menubar or statusbar can):
     virtual bool CanBeOutsideClientArea() const { return false; }
 
-    // returns true if the platform should explicitly apply a theme border
+    // returns true if the platform should explicitly apply a theme border. Currently
+    // used only by Windows
     virtual bool CanApplyThemeBorder() const { return true; }
 
 protected:
@@ -1240,7 +1268,6 @@ protected:
     // implementation of Navigate() and NavigateIn()
     virtual bool DoNavigateIn(int flags);
 
-
 #if wxUSE_CONSTRAINTS
     // satisfy the constraints for the windows but don't set the window sizes
     void SatisfyConstraints();
@@ -1338,6 +1365,10 @@ protected:
     // Layout() window automatically when its size changes?
     bool                 m_autoLayout:1;
 
+    // true if we had automatically allocated the id value for this window
+    // (i.e. wxID_ANY had been passed to the ctor)
+    bool                 m_freeId:1;
+
     // window state
     bool                 m_isShown:1;
     bool                 m_isEnabled:1;
@@ -1387,7 +1418,7 @@ protected:
     // this allows you to implement standard control borders without
     // repeating the code in different classes that are not derived from
     // wxControl
-    virtual wxBorder GetDefaultBorderForControl() const { return wxBORDER_SUNKEN; }
+    virtual wxBorder GetDefaultBorderForControl() const { return wxBORDER_THEME; }
 
     // Get the default size for the new window if no explicit size given. TLWs
     // have their own default size so this is just for non top-level windows.
@@ -1497,9 +1528,13 @@ private:
     // enabled/disabled
     void NotifyWindowOnEnableChange(bool enabled);
 
+#if wxUSE_MENUS
+    // temporary event handler used by GetPopupMenuSelectionFromUser()
+    void InternalOnPopupMenu(wxCommandEvent& event);
 
-    // contains the last id generated by NewControlId
-    static int ms_lastControlId;
+    // implementation of the public GetPopupMenuSelectionFromUser() method
+    int DoGetPopupMenuSelectionFromUser(wxMenu& menu, int x, int y);
+#endif // wxUSE_MENUS
 
     // the stack of windows which have captured the mouse
     static struct WXDLLIMPEXP_FWD_CORE wxWindowNext *ms_winCaptureNext;