Package snap.view

Class SpringView

java.lang.Object

snap.props.PropObject

snap.view.View

snap.view.ParentView

snap.view.ChildView

snap.view.SpringView

All Implemented Interfaces:

PropChange.DoChange, XMLArchiver.Archivable, ViewHost

public class SpringView
extends ChildView

A View subclass that lays out children using auto sizing settings.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SpringView.SpringInfo	A class to hold info for a spring child.

Field Summary

Fields inherited from class snap.view.ParentView

_children, Child_Prop, NeedsLayout_Prop

Fields inherited from class snap.view.View

_align, _borderRadius, _effect, _font, _margin, _padding, _repaintRect, _showing, _spacing, _vertical, Action, Align_Prop, Border_Prop, BorderRadius_Prop, Clip_Prop, Cursor_Prop, DEFAULT_ALIGN, DEFAULT_MARGIN, DEFAULT_PADDING, DEFAULT_SPACING, Disabled_Prop, DragEvents, Effect_Prop, Fill_Prop, Focusable_Prop, Focused_Prop, FocusWhenPressed_Prop, Font_Prop, GrowHeight_Prop, GrowWidth_Prop, Height_Prop, KeyEvents, KeyPress, KeyRelease, KeyType, LeanX_Prop, LeanY_Prop, Margin_Prop, MaxHeight_Prop, MaxWidth_Prop, MinHeight_Prop, MinWidth_Prop, MouseDrag, MouseEnter, MouseEvents, MouseExit, MouseMove, MousePress, MouseRelease, Name_Prop, Opacity_Prop, Padding_Prop, Paintable_Prop, Parent_Prop, Pickable_Prop, PrefHeight_Prop, PrefWidth_Prop, Rotate_Prop, ScaleX_Prop, ScaleY_Prop, Scroll, Showing_Prop, Spacing_Prop, Text_Prop, ToolTip_Prop, TransX_Prop, TransY_Prop, Vertical_Prop, Visible_Prop, Width_Prop, X_Prop, Y_Prop

Fields inherited from class snap.props.PropObject

_pcs, EMPTY_OBJECT

Constructor Summary

Constructors

Constructor	Description
SpringView()

Method Summary

Modifier and Type	Method	Description
void	addChild(View aChild, int anIndex)	Override to add layout info.
protected void	addSpringInfo(View aChild)	Adds spring info for child.
protected void	childPropChange(PropChange aPCE)	Called when child property changes.
void	fromXMLView(XMLArchiver anArchiver, XMLElement anElement)	XML Archival.
static String	getAutosizing(View aView)	Returns the autosizing settings as a string with hyphens for struts and tilde for sprints (horiz,vert).
protected double	getPrefHeightImpl(double aW)	Returns preferred height.
protected double	getPrefWidthImpl(double aH)	Returns preferred width.
protected SpringView.SpringInfo	getSpringInfo(View aChild)	Returns spring info for child.
protected void	layoutChild(View aChild, double newPW, double newPH)	Returns the child rects for given parent height.
protected void	layoutImpl()	Override to perform layout.
View	removeChild(int anIndex)	Override to remove layout info.
protected void	removeSpringInfo(View aChild)	Removes spring info for child.
void	resetSpringInfo(View aChild)	Resets spring info for given child (or all children if null).

Methods inherited from class snap.view.ChildView

addChild, addGuest, getGuest, getGuestCount, removeChild, removeChildren, removeGuest, setChildren

Methods inherited from class snap.view.ParentView

addDeepChangeListener, childDidDeepChange, childDidPropChange, fromXML, fromXMLChildren, getChild, getChildAt, getChildAt, getChildCount, getChildCountManaged, getChildForClass, getChildForName, getChildLast, getChildren, getChildrenForClass, getChildrenManaged, getFocusNext, getFocusPrev, getPropValue, getViewList, getViewProxy, indexOfChild, initProps, intersects, isInLayout, isNeedsLayout, isNeedsLayoutDeep, isNeedsRepaintDeep, layout, layoutDeep, layoutDeepImpl, layoutFloatingViews, paintAbove, paintAll, paintChildren, parentFontChanged, processPropChange, relayout, removeDeepChangeListener, setFont, setNeedsLayout, setNeedsLayoutDeep, setNeedsRepaintDeep, setOwner, setOwnerChildren, setPropValue, setShowing, themeChanged, toXML, toXMLChildren, toXMLView

Methods inherited from class snap.view.View

addBinding, addEventFilter, addEventHandler, clone, contains, contains, contains, disableEvents, dispatchEventToView, enableEvents, fireActionEvent, getAlign, getAlignX, getAlignY, getAnim, getAnimCleared, getAnimTimeDeep, getBestHeight, getBestSize, getBestWidth, getBinding, getBinding, getBindingCount, getBindings, getBorder, getBorderRadius, getBounds, getBoundsLocal, getBoundsParent, getBoundsShape, getBoundsShapeParent, getClip, getClipAll, getClipAllBounds, getClipBounds, getClippedRect, getCursor, getDefaultBorder, getDefaultFill, getDefaultFont, getEffect, getEnv, getEventAdapter, getFill, getFillColor, getFocusNext, getFocusPrev, getFont, getHeight, getHost, getInsetsAll, getLean, getLeanX, getLeanY, getLocalToParent, getLocalToParent, getMargin, getMaxHeight, getMaxSize, getMaxWidth, getMaxX, getMaxY, getMidX, getMidY, getMinHeight, getMinHeightImpl, getMinSize, getMinWidth, getMinWidthImpl, getName, getOpacity, getOpacityAll, getOwner, getOwner, getPadding, getParent, getParent, getParentCount, getParentToLocal, getParentToLocal, getPhysics, getPhysics, getPrefHeight, getPrefHeight, getPrefSize, getPrefWidth, getPrefWidth, getProp, getPropDefault, getProps, getRealClassName, getRepaintRect, getRepaintRectExpanded, getRootView, getRotate, getScale, getScaleX, getScaleY, getSize, getSpacing, getText, getToolTip, getToolTip, getTransX, getTransY, getUpdater, getValuePropName, getVisRect, getWidth, getWindow, getX, getXY, getY, indexInHost, indexInParent, isActionable, isAncestor, isClipToBounds, isDisabled, isEnabled, isFocusable, isFocused, isFocusKeysEnabled, isFocusPainted, isFocusWhenPressed, isFontSet, isGrowHeight, isGrowWidth, isGuest, isHorizontal, isLocalToParentSimple, isManaged, isManagedVisible, isMaxHeightSet, isMaxWidthSet, isMinHeightSet, isMinWidthSet, isMouseDown, isMouseOver, isNeedsRepaint, isPaintable, isPickable, isPickableVisible, isPrefHeightSet, isPrefWidthSet, isShowing, isToolTipEnabled, isVertical, isVisible, localToParent, localToParent, localToParent, localToParent, localToScreen, paintBack, paintFront, parentToLocal, parentToLocal, parentToLocal, parentToLocal, playAnimDeep, processEvent, processEventFilters, processEventHandlers, relayoutParent, removeBinding, removeBinding, removeEventFilter, removeEventHandler, repaint, repaint, repaint, repaintInParent, requestFocus, scrollToVisible, setActionable, setAlign, setAlignX, setAlignY, setAnimTimeDeep, setBorder, setBorder, setBorderRadius, setBounds, setBounds, setBoundsLocal, setClip, setClipToBounds, setCursor, setDisabled, setEffect, setEnabled, setFill, setFocusable, setFocused, setFocusKeysEnabled, setFocusPainted, setFocusWhenPressed, setGrowHeight, setGrowWidth, setHeight, setLean, setLeanX, setLeanY, setManaged, setMargin, setMargin, setMaxHeight, setMaxSize, setMaxSize, setMaxWidth, setMinHeight, setMinSize, setMinSize, setMinWidth, setName, setOpacity, setPadding, setPadding, setPaintable, setParent, setPickable, setPrefHeight, setPrefSize, setPrefSize, setPrefWidth, setProp, setRealClassName, setRotate, setScale, setScaleX, setScaleY, setSize, setSize, setSizeLocal, setSizeToPrefSize, setSpacing, setText, setToolTip, setToolTipEnabled, setTransX, setTransY, setVertical, setVisible, setWidth, setX, setXY, setXYLocal, setY, stopAnimDeep, toStringProps

Methods inherited from class snap.props.PropObject

addPropChangeListener, addPropChangeListener, firePropChange, firePropChange, firePropChange, getPropForName, getPropParent, getPropSet, getPropsForArchival, getPropsForArchivalExtra, isPropDefault, removePropChangeListener, removePropChangeListener, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface snap.view.ViewHost

addGuest, getGuests, indexOfGuest, removeGuest, removeGuests

Constructor Details

SpringView

public SpringView()

Method Details

addChild

public void addChild(View aChild,
 int anIndex)

Override to add layout info.

Overrides:

addChild in class ChildView

removeChild

public View removeChild(int anIndex)

Override to remove layout info.

Overrides:

removeChild in class ChildView

resetSpringInfo

public void resetSpringInfo(View aChild)

Resets spring info for given child (or all children if null).

getSpringInfo

protected SpringView.SpringInfo getSpringInfo(View aChild)

Returns spring info for child.

addSpringInfo

protected void addSpringInfo(View aChild)

Adds spring info for child.

removeSpringInfo

protected void removeSpringInfo(View aChild)

Removes spring info for child.

getPrefWidthImpl

protected double getPrefWidthImpl(double aH)

Returns preferred width.

Overrides:

getPrefWidthImpl in class View

getPrefHeightImpl

protected double getPrefHeightImpl(double aW)

Returns preferred height.

Overrides:

getPrefHeightImpl in class View

layoutImpl

protected void layoutImpl()

Override to perform layout.

Overrides:

layoutImpl in class ParentView

layoutChild

protected void layoutChild(View aChild,
 double newPW,
 double newPH)

Returns the child rects for given parent height.

childPropChange

protected void childPropChange(PropChange aPCE)

Called when child property changes.

fromXMLView

public void fromXMLView(XMLArchiver anArchiver,
 XMLElement anElement)

XML Archival.

Overrides:

fromXMLView in class ParentView

getAutosizing

public static String getAutosizing(View aView)

Returns the autosizing settings as a string with hyphens for struts and tilde for sprints (horiz,vert).