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#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__
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