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#ifndef __DW_OOFPOSABSLIKEMGR_HH__
#define __DW_OOFPOSABSLIKEMGR_HH__
#include "oofpositionedmgr.hh"
#include "oofawarewidget.hh"
namespace dw {
namespace oof {
class OOFPosAbsLikeMgr: public OOFPositionedMgr
{
protected:
virtual int containerBoxOffsetX () = 0;
virtual int containerBoxOffsetY () = 0;
virtual int containerBoxRestWidth () = 0;
virtual int containerBoxRestHeight () = 0;
inline int containerBoxDiffWidth ()
{ return containerBoxOffsetX () + containerBoxRestWidth (); }
inline int containerBoxDiffHeight ()
{ return containerBoxOffsetY () + containerBoxRestHeight (); }
enum { NOT_ALLOCATED, IN_ALLOCATION, WAS_ALLOCATED }
containerAllocationState;
inline bool generatorPosDefined (Child *child) {
return child->generator == container ||
(containerAllocationState != NOT_ALLOCATED
&& child->generator->wasAllocated ());
}
inline int generatorPosX (Child *child) {
assert (generatorPosDefined (child));
return child->generator == container ? 0 :
child->generator->getAllocation()->x
- (containerAllocation.x + containerBoxOffsetX ());
}
inline int generatorPosY (Child *child) {
assert (generatorPosDefined (child));
return child->generator == container ? 0 :
child->generator->getAllocation()->y
- (containerAllocation.y + containerBoxOffsetY ());
}
inline bool posXDefined (Child *child)
{ return posXAbsolute (child) || generatorPosDefined (child); }
inline bool posYDefined (Child *child)
{ return posYAbsolute (child) || generatorPosDefined (child); }
bool doChildrenExceedContainer ();
bool haveExtremesChanged ();
void sizeAllocateChildren ();
bool posXAbsolute (Child *child);
bool posYAbsolute (Child *child);
void calcPosAndSizeChildOfChild (Child *child, int refWidth, int refHeight,
int *xPtr, int *yPtr, int *widthPtr,
int *ascentPtr, int *descentPtr);
void calcHPosAndSizeChildOfChild (Child *child, int refWidth,
int origChildWidth, int *xPtr,
int *widthPtr);
void calcVPosAndSizeChildOfChild (Child *child, int refHeight,
int origChildAscent, int origChildDescent,
int *yPtr, int *ascentPtr,
int *descentPtr);
public:
OOFPosAbsLikeMgr (OOFAwareWidget *container);
~OOFPosAbsLikeMgr ();
void calcWidgetRefSize (core::Widget *widget, core::Requisition *size);
void sizeAllocateStart (OOFAwareWidget *caller,
core::Allocation *allocation);
void sizeAllocateEnd (OOFAwareWidget *caller);
void getSize (core::Requisition *containerReq, int *oofWidth,
int *oofHeight);
void getExtremes (core::Extremes *containerExtr,
int *oofMinWidth, int *oofMaxWidth);
int getAvailWidthOfChild (core::Widget *child, bool forceValue);
int getAvailHeightOfChild (core::Widget *child, bool forceValue);
};
} // namespace oof
} // namespace dw
#endif // __DW_OOFPOSABSLIKEMGR_HH__
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