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#ifndef __DW_OOFPOSITIONEDMGR_HH__
#define __DW_OOFPOSITIONEDMGR_HH__
#include "outofflowmgr.hh"
namespace dw {
namespace oof {
class OOFPositionedMgr: public OutOfFlowMgr
{
protected:
class Child: public lout::object::Object
{
public:
core::Widget *widget;
OOFAwareWidget *generator;
int x, y;
inline Child (core::Widget *widget, OOFAwareWidget *generator)
{ this->widget = widget; this->generator = generator; x = y = 0; }
};
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 (); }
OOFAwareWidget *container;
enum { NOT_ALLOCATED, IN_ALLOCATION, WAS_ALLOCATED }
containerAllocationState;
core::Allocation containerAllocation;
lout::container::typed::Vector<Child> *children;
lout::container::typed::HashTable<lout::object::TypedPointer
<dw::core::Widget>,
Child> *childrenByWidget;
bool doChildrenExceedContainer ();
bool haveExtremesChanged ();
void sizeAllocateChildren ();
inline int getPosLeft (core::Widget *child, int availWidth)
{ return getPosBorder (child->getStyle()->left, availWidth); }
inline int getPosRight (core::Widget *child, int availWidth)
{ return getPosBorder (child->getStyle()->right, availWidth); }
inline int getPosTop (core::Widget *child, int availHeight)
{ return getPosBorder (child->getStyle()->top, availHeight); }
inline int getPosBottom (core::Widget *child, int availHeight)
{ return getPosBorder (child->getStyle()->bottom, availHeight); }
int getPosBorder (core::style::Length cssValue, int refLength);
bool isHPosComplete (core::Widget *child);
bool isVPosComplete (core::Widget *child);
bool isPosComplete (core::Widget *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:
OOFPositionedMgr (OOFAwareWidget *container);
~OOFPositionedMgr ();
void sizeAllocateStart (OOFAwareWidget *caller,
core::Allocation *allocation);
void sizeAllocateEnd (OOFAwareWidget *caller);
void containerSizeChangedForChildren ();
void draw (core::View *view, core::Rectangle *area,
core::StackingIteratorStack *iteratorStack,
core::Widget **interruptedWidget, int *index);
void markSizeChange (int ref);
void markExtremesChange (int ref);
core::Widget *getWidgetAtPoint (int x, int y,
core::StackingIteratorStack *iteratorStack,
core::Widget **interruptedWidget,
int *index);
void addWidgetInFlow (OOFAwareWidget *widget, OOFAwareWidget *parent,
int externalIndex);
int addWidgetOOF (core::Widget *widget, OOFAwareWidget *generator,
int externalIndex);
void moveExternalIndices (OOFAwareWidget *generator, int oldStartIndex,
int diff);
void tellPosition (core::Widget *widget, int x, int y);
void getSize (core::Requisition *containerReq, int *oofWidth,
int *oofHeight);
bool containerMustAdjustExtraSpace ();
void getExtremes (core::Extremes *containerExtr,
int *oofMinWidth, int *oofMaxWidth);
int getLeftBorder (OOFAwareWidget *widget, int y, int h,
OOFAwareWidget *lastGen, int lastExtIndex);
int getRightBorder (OOFAwareWidget *widget, int y, int h,
OOFAwareWidget *lastGen, int lastExtIndex);
bool hasFloatLeft (OOFAwareWidget *widget, int y, int h,
OOFAwareWidget *lastGen, int lastExtIndex);
bool hasFloatRight (OOFAwareWidget *widget, int y, int h,
OOFAwareWidget *lastGen, int lastExtIndex);
int getLeftFloatHeight (OOFAwareWidget *widget, int y, int h,
OOFAwareWidget *lastGen, int lastExtIndex);
int getRightFloatHeight (OOFAwareWidget *widget, int y, int h,
OOFAwareWidget *lastGen, int lastExtIndex);
int getClearPosition (OOFAwareWidget *widget);
bool affectsLeftBorder (core::Widget *widget);
bool affectsRightBorder (core::Widget *widget);
bool mayAffectBordersAtAll ();
bool dealingWithSizeOfChild (core::Widget *child);
int getAvailWidthOfChild (core::Widget *child, bool forceValue);
int getAvailHeightOfChild (core::Widget *child, bool forceValue);
int getNumWidgets ();
core::Widget *getWidget (int i);
};
} // namespace oof
} // namespace dw
#endif // __DW_OOFPOSITIONEDMGR_HH__
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