DHTML-specific implementation of AdfDnDContext for maintaining state of drag and drop operations
Method Summary
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private Object |
_abortDrag()-
Called to abort the current drag
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private Object |
_abortEvent(Object event)-
Aborts the drag and eats the event
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private static Object |
_abortIfOutsideWindowCallback(Object event)-
Aborts the drag and eats the event if the drag is outside of the window
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private Object |
_acceptDrag(Object dropTarget, Object event, Object dropTargetFuncName, Object mousePage)-
Update the drag options based on the current keyboard modifiers
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Object |
__addComponentTarget(Object component)-
Adds a component with a AdfDropTarget
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private static Object |
_autoscrollCallback()-
Establish this before calling _autoscroll callback
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private Object |
_changeActiveDropCSSClass(Object dropTarget, Boolean addClass)-
adds/removes the active target CSS class name from the DropTarget
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private Object |
_checkAbort(Object event)
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private static Object |
_checkAbortCallback(Object event)-
Establish this before calling _checkAbort callback
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private Object |
_clearDrag()
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private Object |
_doDrop(Object event)
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private static Object |
_doDropCallback(Object event)-
Establish this before calling _doDrop callback
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private Object |
_dragComplete(Object mouseReleased)-
Cleans up after completion of a drag.
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private Object |
_findContainingDragSource(Object inputEvent)-
Finds the closest AdfDragSource capable of starting a drag for this inputEvent
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private Object |
_findDragSource(Object inputEvent)-
Find the AdfDragSource containing the event
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private Object |
_findDropTarget(Object oldDropTarget, Object pageX, Object pageY)
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private Object |
_getDragDiv()-
Lazily creates the floating DIV to drag around
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public Object |
getDragSource()-
Returns the AdfDragSource that initiated the drag.
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public Object |
getDropTargetProperty(Object name)-
Gets a property for the current Drop target.
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public Object |
getSourceActions()-
returns the current actions allowed by the source
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public AdfTransferable |
getTransferable()-
Returns the AdfTransferable currently being dragged.
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public Object |
getTriggerEvent()-
Returns the AdfAdfUIInputEvent that initiated the drag
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public Object |
getUserAction()-
Returns the current action chosen by the user
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Object |
__handleInputEvent(Object inputEvent)-
Handles distributing AdfAdfUIInputEvents to the drag and drop framework
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protected Object |
Init()-
Initializes the instance.
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protected static Object |
InitClass()
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public Object |
isDragging()-
Returns true if the user is currently dragging.
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private static Object |
_pointInDropTarget(Object component, Object pageX, Object pageY)
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Object |
__removeComponentTarget(Object component)-
Remove a component with a AdfDropTarget
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Object |
__removeDragSource(Object component)-
If there is a drag source associated with a component clear it
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private Object |
_setCursor(Object newCursor)-
Set the cursor
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public Object |
setDropTargetProperty(Object name, Object value)-
Sets a property for the current Drop target.
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private Object |
_setUserAction(Object newUserAction, Object deliverDropActionChanged)
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public Object |
startDrag(Object triggerEvent, Object transferable, Object allowedActions, Object defaultAction, Object dragOverNode, Object cursorOffsetX, Object cursorOffsetY, Object cursor)-
Actually starts a drag
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public Object |
toDebugString()
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private Object |
_trackDrag(Object event)-
Update the drag feedback
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private static Object |
_trackDragCallback(Object event)-
Establish this before calling _trackDrag callback
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private static Object |
_updateDragOptionsCallback(Object event)-
Establish this before calling _acceptDrag callback
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JavaScript API Reference for Oracle ADF Faces