Package snap.view

Class ParentViewProxy<T extends View>

java.lang.Object

snap.geom.Shape

snap.geom.RectBase

snap.geom.Rect

snap.view.ViewProxy<T>

snap.view.ParentViewProxy<T>

All Implemented Interfaces:

Cloneable

Direct Known Subclasses:

BoxViewProxy, ColViewProxy, RowViewProxy

public abstract class ParentViewProxy<T extends View>
extends ViewProxy<T>

A ViewProxy that can layout content in the manner of BoxView for any View.

Field Summary

Fields

Modifier and Type	Field	Description
protected int	_growHeightCount
protected int	_growWidthCount

Fields inherited from class snap.geom.Rect

UnitRect, ZeroRect

Fields inherited from class snap.geom.RectBase

height, width, x, y

Fields inherited from class snap.geom.Shape

_bounds, WIND_EVEN_ODD, WIND_NON_ZERO

Constructor Summary

Constructors

Constructor	Description
ParentViewProxy(View aParent)	Constructor for given parent view.

Method Summary

Modifier and Type	Method	Description
double	getBestHeight(double aW)	Returns the best height for view - accounting for pref/min/max.
double	getBestWidth(double aH)	Returns the best width for view - accounting for pref/min/max.
double	getChildrenMaxXAllWithInsets()	Returns the MaxX of children with insets.
double	getChildrenMaxXLastWithInsets()	Returns the MaxX of last child with insets.
double	getChildrenMaxYAllWithInsets()	Returns the MaxY of children with insets.
double	getChildrenMaxYLastWithInsets()	Returns the MaxY of last child with insets.
int	getGrowHeightCount()	Returns the number of children that grow height.
int	getGrowWidthCount()	Returns the number of children that grow width.
double	getPrefHeight(double aW)	Returns preferred height of layout.
protected abstract double	getPrefHeightImpl(double aW)	Returns preferred height of layout.
double	getPrefWidth(double aH)	Returns preferred width of layout.
protected abstract double	getPrefWidthImpl(double aH)	Returns preferred width of layout.
abstract void	layoutProxy()	Performs Box layout for given parent, child and fill width/height.
void	layoutView()	Performs BoxView layout.

Methods inherited from class snap.view.ViewProxy

getAlign, getAlignXAsDouble, getAlignYAsDouble, getBorder, getBorderInsets, getChildCount, getChildForClass, getChildren, getChildrenForClass, getContent, getHeight, getInsetsAll, getLeanX, getLeanXAsDouble, getLeanY, getLeanYAsDouble, getMargin, getMaxX, getMaxY, getPadding, getProxies, getProxy, getSpacing, getView, getWidth, isFillHeight, isFillWidth, isGrowHeight, isGrowWidth, isVisible, setAlign, setBorder, setBounds, setBounds, setBoundsInClient, setChildren, setContent, setFillHeight, setFillWidth, setGrowHeight, setGrowWidth, setMargin, setPadding, setSpacing, toString

Methods inherited from class snap.geom.Rect

add, add, addX, addY, clone, contains, contains, contains, contains, containsRect, equals, get, get, getAddRect, getBoundsImpl, getInsetRect, getInsetRect, getInsetRect, getIntersectRect, getOffsetRect, getPathIter, getPerimeterPointForRadial, getPoint, getPointForPosition, getPointForPositionAndSize, getPointForPositionAndSize, getPoints, getRectCenteredInside, getRectForPoints, getRectForString, getScaledRect, getUnionRect, hashCode, intersect, intersectsRect, intersectsRectAndNotEmpty, intersectsShape, intersectsShape, scale, snap, union, union, unionEvenIfEmpty

Methods inherited from class snap.geom.RectBase

copyFor, copyFor, equals, getMidX, getMidY, getMinX, getMinY, getSize, getSvgString, getX, getXY, getY, inset, inset, inset, isEmpty, offset, setCenteredXY, setHeight, setRect, setRect, setSize, setWidth, setX, setXY, setY

Methods inherited from class snap.geom.Shape

addShapes, contains, containsSeg, copyForBounds, crossesSeg, getArcLength, getBounds, getCrossings, getDistance, getFlattenedShape, getFlattenedShape, getNotSelfIntersectingShape, intersectShapes, intersectsSeg, intersectsXY, isClosed, isFlat, isMultiCycle, isSelfIntersecting, isSingleCycle, shapeChanged, subtractShapes

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

_growWidthCount

protected int _growWidthCount

_growHeightCount

protected int _growHeightCount

Constructor Details

ParentViewProxy

public ParentViewProxy(View aParent)

Constructor for given parent view.

Method Details

getGrowWidthCount

public int getGrowWidthCount()

Returns the number of children that grow width.

getGrowHeightCount

public int getGrowHeightCount()

Returns the number of children that grow height.

getChildrenMaxXLastWithInsets

public double getChildrenMaxXLastWithInsets()

Returns the MaxX of last child with insets.

getChildrenMaxXAllWithInsets

public double getChildrenMaxXAllWithInsets()

Returns the MaxX of children with insets.

getChildrenMaxYLastWithInsets

public double getChildrenMaxYLastWithInsets()

Returns the MaxY of last child with insets.

getChildrenMaxYAllWithInsets

public double getChildrenMaxYAllWithInsets()

Returns the MaxY of children with insets.

getBestWidth

public double getBestWidth(double aH)

Returns the best width for view - accounting for pref/min/max.

Overrides:

getBestWidth in class ViewProxy<T extends View>

getBestHeight

public double getBestHeight(double aW)

Returns the best height for view - accounting for pref/min/max.

Overrides:

getBestHeight in class ViewProxy<T extends View>

getPrefWidth

public double getPrefWidth(double aH)

Returns preferred width of layout.

getPrefHeight

public double getPrefHeight(double aW)

Returns preferred height of layout.

layoutView

public void layoutView()

Performs BoxView layout.

getPrefWidthImpl

protected abstract double getPrefWidthImpl(double aH)

Returns preferred width of layout.

getPrefHeightImpl

protected abstract double getPrefHeightImpl(double aW)

Returns preferred height of layout.

layoutProxy

public abstract void layoutProxy()

Performs Box layout for given parent, child and fill width/height.