dw::core::StackingContextMgr Class Reference

See Handling stacking contexts. More...

#include <stackingcontextmgr.hh>

Public Member Functions
	StackingContextMgr (Widget *widget)
	~StackingContextMgr ()
void	addChildSCWidget (Widget *widget)
int	getNumZIndices ()
int	getNumChildSCWidgets ()
void	drawBottom (View *view, Rectangle *area, DrawingContext *context)
void	drawTop (View *view, Rectangle *area, DrawingContext *context)
Widget *	getTopWidgetAtPoint (int x, int y, core::GettingWidgetAtPointContext *context)
Widget *	getBottomWidgetAtPoint (int x, int y, core::GettingWidgetAtPointContext *context)

Static Public Member Functions
static bool	isEstablishingStackingContext (Widget *widget)
static bool	handledByStackingContextMgr (Widget *widget)

Private Member Functions
int	findZIndex (int zIndex, bool mustExist)
void	draw (View *view, Rectangle *area, int startZIndex, int endZIndex, DrawingContext *context)
Widget *	getWidgetAtPoint (int x, int y, core::GettingWidgetAtPointContext *context, int startZIndex, int endZIndex)

Private Attributes
Widget *	widget
lout::container::typed::Vector < Widget > *	childSCWidgets
int *	zIndices
int	numZIndices

Detailed Description

See Handling stacking contexts.

Constructor & Destructor Documentation

dw::core::StackingContextMgr::StackingContextMgr

(

Widget *

widget

)

References DBG_OBJ_CREATE, and DBG_OBJ_SET_NUM.

dw::core::StackingContextMgr::~StackingContextMgr

(

)

References DBG_OBJ_DELETE.

Member Function Documentation

void dw::core::StackingContextMgr::addChildSCWidget

(

Widget *

widget

)

References DBG_OBJ_ARRSET_NUM, DBG_OBJ_ARRSET_PTR, DBG_OBJ_ENTER, DBG_OBJ_LEAVE, DBG_OBJ_MSGF, DBG_OBJ_SET_NUM, dw::core::Widget::getStyle(), and dw::core::style::StyleAttrs::zIndex.

Referenced by dw::core::Widget::setParent().

void dw::core::StackingContextMgr::draw ( View *  view, Rectangle *  area, int  startZIndex, int  endZIndex, DrawingContext *  context  )

private

References DBG_OBJ_ENTER, DBG_OBJ_LEAVE, DBG_OBJ_MSG_END, DBG_OBJ_MSG_START, DBG_OBJ_MSGF, dw::core::Widget::draw(), dw::core::Widget::getStyle(), dw::core::Rectangle::height, dw::core::Widget::intersects(), dw::core::Rectangle::width, dw::core::Rectangle::x, dw::core::Rectangle::y, and dw::core::style::StyleAttrs::zIndex.

Referenced by drawBottom(), and drawTop().

void dw::core::StackingContextMgr::drawBottom ( View *  view, Rectangle *  area, DrawingContext *  context  )

inline

References draw().

void dw::core::StackingContextMgr::drawTop ( View *  view, Rectangle *  area, DrawingContext *  context  )

inline

References draw().

int dw::core::StackingContextMgr::findZIndex ( int  zIndex, bool  mustExist  )

private

Widget* dw::core::StackingContextMgr::getBottomWidgetAtPoint ( int  x, int  y, core::GettingWidgetAtPointContext *  context  )

inline

References getWidgetAtPoint().

int dw::core::StackingContextMgr::getNumChildSCWidgets ( )

inline

References lout::container::typed::Collection< T >::size().

int dw::core::StackingContextMgr::getNumZIndices ( )

inline

References numZIndices.

Widget* dw::core::StackingContextMgr::getTopWidgetAtPoint ( int  x, int  y, core::GettingWidgetAtPointContext *  context  )

inline

References getWidgetAtPoint().

Widget * dw::core::StackingContextMgr::getWidgetAtPoint ( int  x, int  y, core::GettingWidgetAtPointContext *  context, int  startZIndex, int  endZIndex  )

private

References DBG_OBJ_ENTER, DBG_OBJ_LEAVE, DBG_OBJ_MSG_END, DBG_OBJ_MSG_START, DBG_OBJ_MSGF, dw::core::Widget::getStyle(), dw::core::Widget::getWidgetAtPoint(), and dw::core::style::StyleAttrs::zIndex.

Referenced by getBottomWidgetAtPoint(), and getTopWidgetAtPoint().

static bool dw::core::StackingContextMgr::handledByStackingContextMgr ( Widget *  widget )

inlinestatic

References dw::core::Widget::getParent(), and isEstablishingStackingContext().

static bool dw::core::StackingContextMgr::isEstablishingStackingContext ( Widget *  widget )

inlinestatic

References dw::core::Widget::getStyle(), dw::IMPL_POS, dw::core::style::StyleAttrs::position, dw::core::style::POSITION_STATIC, dw::core::style::Z_INDEX_AUTO, and dw::core::style::StyleAttrs::zIndex.

Referenced by handledByStackingContextMgr().

Member Data Documentation

lout::container::typed::Vector<Widget>* dw::core::StackingContextMgr::childSCWidgets

private

int dw::core::StackingContextMgr::numZIndices

private

Referenced by getNumZIndices().

Widget* dw::core::StackingContextMgr::widget

private

int* dw::core::StackingContextMgr::zIndices

private

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The documentation for this class was generated from the following files:

• dw/stackingcontextmgr.hh
• dw/stackingcontextmgr.cc