qx.ui.basic
Class ScrollArea

java.lang.Object
  qx.core.Object
      qx.core.Target
          qx.ui.core.Widget
              qx.ui.core.Parent
                  qx.ui.layout.CanvasLayout
                      qx.ui.basic.ScrollArea

public class ScrollArea
extends CanvasLayout

The CanvasLayout, which fires scroll events. Widgets which need to react on scroll events should extend thie class.

Field Summary

Fields inherited from class qx.ui.core.Widget

AUTO

Constructor Summary

ScrollArea()

Method Summary

void	_applyElement(java.lang.Object value, java.lang.Object old) Applies changes of the property value of the property element.
void	_onscroll(Event e) Event handler for the scroll event

Methods inherited from class qx.ui.layout.CanvasLayout

_createLayoutImpl

Methods inherited from class qx.ui.core.Parent

_addChildrenToLayoutQueue, _addChildrenToStateQueue, _addChildToChildrenQueue, _afterAppear, _afterDisappear, _afterInsertDom, _afterRemoveDom, _applyActiveChild, _applyFocusedChild, _applyFocusHandler, _beforeAppear, _beforeDisappear, _beforeInsertDom, _beforeRemoveDom, _changeInnerHeight, _changeInnerWidth, _computePreferredInnerHeight, _computePreferredInnerWidth, _computeVisibleChildren, _flushChildrenQueue, _handleDisplayableCustom, _layoutChild, _layoutPost, _onfocuskeyevent, _recursiveAppearanceThemeUpdate, _removeChildFromChildrenQueue, activateFocusRoot, add, addAfter, addAt, addAtBegin, addAtEnd, addBefore, contains, forEachChild, forEachVisibleChild, getActiveChild, getChildren, getChildrenLength, getFirstActiveChild, getFirstChild, getFirstVisibleChild, getFocusedChild, getFocusHandler, getFocusRoot, getInnerHeightForChild, getInnerWidthForChild, getLastActiveChild, getLastChild, getLastVisibleChild, getLayoutImpl, getVisibleChildrenLength, hasChildren, hasVisibleChildren, indexOf, initActiveChild, initFocusedChild, initFocusHandler, isEmpty, isFocusRoot, isVisibleEmpty, recursiveAddToStateQueue, remapChildrenHandlingTo, remove, removeAll, removeAt, resetActiveChild, resetFocusedChild, resetFocusHandler, setActiveChild, setFocusedChild, setFocusHandler

Methods inherited from class qx.ui.core.Widget

_applyAppearance, _applyBackgroundColor, _applyBackgroundImage, _applyBackgroundRepeat, _applyBorder, _applyBottom, _applyCapture, _applyClip, _applyCommand, _applyCursor, _applyDisplay, _applyElementData, _applyEnabled, _applyFocused, _applyFont, _applyHeight, _applyHideFocus, _applyHtmlAttributes, _applyHtmlProperties, _applyLeft, _applyMarginBottom, _applyMarginLeft, _applyMarginRight, _applyMarginTop, _applyMaxHeight, _applyMaxWidth, _applyMinHeight, _applyMinWidth, _applyOpacity, _applyOverflow, _applyPaddingBottom, _applyPaddingLeft, _applyPaddingRight, _applyPaddingTop, _applyParent, _applyRight, _applySelectable, _applyStateStyleFocus, _applyStyleProperties, _applyTabIndex, _applyTextColor, _applyTop, _applyVisibility, _applyWidth, _applyZIndex, _checkParent, _compileClipString, _computeBoxHeight, _computeBoxHeightFallback, _computeBoxWidth, _computeBoxWidthFallback, _computeDisplayable, _computeFrameHeight, _computeFrameWidth, _computeHasAutoX, _computeHasAutoY, _computeHasFlexX, _computeHasFlexY, _computeHasPercentX, _computeHasPercentY, _computeInnerHeight, _computeInnerWidth, _computeOuterHeight, _computeOuterWidth, _computePreferredBoxHeight, _computePreferredBoxWidth, _computeValuePercentX, _computeValuePercentXLimit, _computeValuePercentY, _computeValuePercentYLimit, _computeValuePixel, _computeValuePixelLimit, _createElementImpl, _evalUnitsPixelPercent, _evalUnitsPixelPercentAuto, _evalUnitsPixelPercentAutoFlex, _flushJobQueue, _generateHtmlId, _getTargetNode, _handleDisplayable, _invalidateFrameDimensions, _invalidatePreferredInnerDimensions, _queueBorder, _recomputeFlexX, _recomputeFlexY, _recomputePercentX, _recomputePercentY, _recomputeRangeX, _recomputeRangeY, _recomputeStretchingX, _recomputeStretchingY, _renderAppearance, _renderOverflow, _resetAppearanceThemeWrapper, _styleBackgroundColor, _styleBackgroundImage, _styleFromMap, _unitDetectionPixelPercent, _unitDetectionPixelPercentAuto, _unitDetectionPixelPercentAutoFlex, _unstyleFromArray, _visualizeBlur, _visualizeFocus, _visualPropertyCheck, addState, addToDocument, addToJobQueue, addToLayoutChanges, addToQueue, addToQueueRuntime, addToStateQueue, auto, blur, connect, contains, disconnect, execute, focus, getAllowStretchX, getAllowStretchY, getAnonymous, getAppearance, getBackgroundColor, getBackgroundImage, getBackgroundRepeat, getBorder, getBottom, getBottomValue, getCapture, getClientHeight, getClientWidth, getClipHeight, getClipLeft, getClipTop, getClipWidth, getCommand, getContextMenu, getCursor, getDisplay, getDropDataTypes, getElement, getEnabled, getEnableElementFocus, getFocused, getFont, getHeight, getHeightValue, getHideFocus, getHorizontalAlign, getHtmlAttribute, getHtmlProperty, getLeft, getLeftValue, getMarginBottom, getMarginLeft, getMarginRight, getMarginTop, getMaxHeight, getMaxHeightValue, getMaxWidth, getMaxWidthValue, getMinHeight, getMinHeightValue, getMinWidth, getMinWidthValue, getNeededHeight, getNeededWidth, getNextActiveSibling, getNextSibling, getNextVisibleSibling, getOffsetHeight, getOffsetLeft, getOffsetTop, getOffsetWidth, getOpacity, getOverflow, getOverflowX, getOverflowY, getPaddingBottom, getPaddingLeft, getPaddingRight, getPaddingTop, getParent, getPreviousActiveSibling, getPreviousSibling, getPreviousVisibleSibling, getRight, getRightValue, getScrollHeight, getScrollLeft, getScrollTop, getScrollWidth, getSelectable, getStyleProperty, getSupportsDropMethod, getTabIndex, getTextColor, getToolTip, getTop, getTopLevelWidget, getTopValue, getVerticalAlign, getVisibility, getVisibleChildren, getWidth, getWidthValue, getZIndex, hasState, hide, indexOf, initAllowStretchX, initAllowStretchY, initAnonymous, initAppearance, initBackgroundColor, initBackgroundImage, initBackgroundRepeat, initBorder, initBottom, initCapture, initClipHeight, initClipLeft, initClipTop, initClipWidth, initCommand, initContextMenu, initCursor, initDisplay, initDropDataTypes, initElement, initEnabled, initEnableElementFocus, initFocused, initFont, initHeight, initHideFocus, initHorizontalAlign, initLeft, initMarginBottom, initMarginLeft, initMarginRight, initMarginTop, initMaxHeight, initMaxWidth, initMinHeight, initMinWidth, initOpacity, initOverflow, initPaddingBottom, initPaddingLeft, initPaddingRight, initPaddingTop, initParent, initRight, initSelectable, initSupportsDropMethod, initTabIndex, initTextColor, initToolTip, initTop, initVerticalAlign, initVisibility, initWidth, initZIndex, isAllowStretchX, isAllowStretchY, isAnonymous, isAppearRelevant, isCapture, isCreated, isDisplay, isDisplayable, isEnabled, isEnableElementFocus, isFirstChild, isFirstVisibleChild, isFocusable, isFocused, isHideFocus, isLastChild, isLastVisibleChild, isMaterialized, isSeeable, isSelectable, isVisibility, moveSelfAfter, moveSelfBefore, moveSelfToBegin, moveSelfToEnd, pack, removeHtmlAttribute, removeHtmlProperty, removeState, removeStyleProperty, renderPadding, resetAlign, resetAllowStretchX, resetAllowStretchY, resetAnonymous, resetAppearance, resetBackgroundColor, resetBackgroundImage, resetBackgroundRepeat, resetBorder, resetBottom, resetCapture, resetClip, resetClipDimension, resetClipHeight, resetClipLeft, resetClipLocation, resetClipTop, resetClipWidth, resetCommand, resetContextMenu, resetCursor, resetDimension, resetDisplay, resetDropDataTypes, resetEdge, resetElement, resetEnabled, resetEnableElementFocus, resetFocused, resetFont, resetHeight, resetHeights, resetHideFocus, resetHorizontalAlign, resetLeft, resetLocation, resetMargin, resetMarginBottom, resetMarginLeft, resetMarginRight, resetMarginTop, resetMaxHeight, resetMaxWidth, resetMinHeight, resetMinWidth, resetOpacity, resetOverflow, resetPadding, resetPaddingBottom, resetPaddingLeft, resetPaddingRight, resetPaddingTop, resetParent, resetRight, resetSelectable, resetSpace, resetSupportsDropMethod, resetTabIndex, resetTextColor, resetToolTip, resetTop, resetVerticalAlign, resetVisibility, resetWidth, resetWidths, resetZIndex, scrollIntoView, scrollIntoViewX, scrollIntoViewY, setAlign, setAllowStretchX, setAllowStretchY, setAnonymous, setAppearance, setBackgroundColor, setBackgroundImage, setBackgroundRepeat, setBorder, setBottom, setCapture, setClip, setClipDimension, setClipHeight, setClipLeft, setClipLocation, setClipTop, setClipWidth, setCommand, setContextMenu, setCursor, setDimension, setDisplay, setDropDataTypes, setEdge, setElement, setEnabled, setEnableElementFocus, setFocused, setFont, setHeight, setHeights, setHideFocus, setHorizontalAlign, setHtmlAttribute, setHtmlProperty, setLeft, setLocation, setMargin, setMarginBottom, setMarginLeft, setMarginRight, setMarginTop, setMaxHeight, setMaxWidth, setMinHeight, setMinWidth, setOpacity, setOverflow, setPadding, setPaddingBottom, setPaddingLeft, setPaddingRight, setPaddingTop, setParent, setRight, setScrollLeft, setScrollTop, setSelectable, setSpace, setStyleProperty, setSupportsDropMethod, setTabIndex, setTextColor, setToolTip, setTop, setVerticalAlign, setVisibility, setWidth, setWidths, setZIndex, show, supportsDrop, toggleAllowStretchX, toggleAllowStretchY, toggleAnonymous, toggleCapture, toggleDisplay, toggleEnabled, toggleEnableElementFocus, toggleFocused, toggleHideFocus, toggleSelectable, toggleVisibility

Methods inherited from class qx.core.Target

_dispatchEvent, addChangeSelectionListener, addChangeValueListener, addEventListener, addExecuteListener, addJavaEventListener, createDispatchChangeEvent, createDispatchDataEvent, createDispatchEvent, dispatchEvent, hasEventListeners, removeEventListener

Methods inherited from class qx.core.Object

_disposeFields, _disposeObjectDeep, _disposeObjects, base, dispose, get, getDisposed, isDisposed, reset, self, set, toHashCode, toString_

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ScrollArea

public ScrollArea()

Method Detail

_applyElement

public void _applyElement(java.lang.Object value,
                          java.lang.Object old)

Applies changes of the property value of the property element.

For further details take a look at the property definition: _applyElement(java.lang.Object, java.lang.Object).

Overrides:

_applyElement in class Widget

_onscroll

public void _onscroll(Event e)

Event handler for the scroll event