1 files changed, 77 insertions, 0 deletions
diff --git a/dwr/toggle.hh b/dwr/toggle.hh
new file mode 100644
index 0000000..8962ade
--- /dev/null
+++ b/dwr/toggle.hh
@@ -0,0 +1,77 @@
+#ifndef __DWR_TOGGLE_HH__
+#define __DWR_TOGGLE_HH__
+
+#include "hideable.hh"
+
+namespace rtfl {
+
+namespace dw {
+
+class Toggle: public Hideable
+{
+private:
+   class ToggleIterator: public ::dw::core::Iterator
+   {
+   private:
+      int index ();
+
+   public:
+      ToggleIterator (Toggle *toggle, ::dw::core::Content::Type mask,
+                      bool atEnd);
+
+      lout::object::Object *clone ();
+      int compareTo (lout::object::Comparable *other);
+
+      bool next ();
+      bool prev ();
+      void highlight (int start, int end, ::dw::core::HighlightLayer layer);
+      void unhighlight (int direction, ::dw::core::HighlightLayer layer);
+      void getAllocation (int start, int end,
+                          ::dw::core::Allocation *allocation);
+   };
+
+   static enum ButtonStyle { PLUS_MINUS, TRIANGLE } buttonStyle;
+    
+   bool showLarge, buttonDown;
+   Widget *small, *large;
+
+   bool insideButton (::dw::core::MousePositionEvent *event);
+   inline int calcButtonSize ()
+   { // Always return an odd number.
+      int s = getStyle()->font->ascent; return (s % 2) ? s : s - 1; }
+
+protected:
+   void sizeRequestImplImpl (::dw::core::Requisition *requisition);
+   void getExtremesImplImpl (::dw::core::Extremes *extremes);
+   void sizeAllocateImpl (::dw::core::Allocation *allocation);
+
+   void drawImpl (::dw::core::View *view, ::dw::core::Rectangle *area);
+
+   bool buttonPressImpl (::dw::core::EventButton *event);
+   bool buttonReleaseImpl (::dw::core::EventButton *event);
+   bool motionNotifyImpl (::dw::core::EventMotion *event);
+   void leaveNotifyImpl (::dw::core::EventCrossing *event);
+
+public:
+   static int CLASS_ID;
+
+   Toggle (bool showLarge);
+   ~Toggle ();
+
+   ::dw::core::Iterator *iterator (::dw::core::Content::Type mask, bool atEnd);
+   void removeChild (Widget *child);
+
+   inline ::dw::core::Widget *getSmall () { return small; }
+   inline ::dw::core::Widget *getLarge () { return large; }
+   void setSmall (::dw::core::Widget *widget);
+   void setLarge (::dw::core::Widget *widget);
+
+   inline bool isLargeShown () { return showLarge; }
+   void toggle (bool showLarge);
+};
+
+} // namespace rtfl
+
+} // namespace dw
+
+#endif // __DWR_TOGGLE_HH__