javax.swing.text.html: class: NullView

javax.swing.text.html
class: NullView [javadoc | source]

java.lang.Object
   javax.swing.text.View
      javax.swing.text.html.NullView

All Implemented Interfaces:
SwingConstants

A dummy view that renders nothing. This is used for invisible HTML elements like .

author: Roman - Kennke (kennke@aicas.com)

Fields inherited from javax.swing.text.View:
BadBreakWeight, GoodBreakWeight, ExcellentBreakWeight, ForcedBreakWeight, X_AXIS, Y_AXIS, sharedBiasReturn

Constructor:

Constructor:
public NullView(Element elem) { super(elem); } Creates a new NullView. Parameters: `elem` - the element

 public NullView(Element elem) {
    super(elem);
}

Creates a new NullView.

Parameters:

elem - the element

Method from javax.swing.text.html.NullView Summary:
getPreferredSpan, modelToView, paint, viewToModel

Methods from javax.swing.text.View:
append, breakView, changedUpdate, createFragment, forwardUpdate, forwardUpdateToView, getAlignment, getAttributes, getBreakWeight, getChildAllocation, getContainer, getDocument, getElement, getEndOffset, getGraphics, getMaximumSpan, getMinimumSpan, getNextVisualPositionFrom, getParent, getPreferredSpan, getResizeWeight, getStartOffset, getToolTipText, getView, getViewCount, getViewFactory, getViewIndex, getViewIndex, insert, insertUpdate, isVisible, modelToView, modelToView, modelToView, paint, preferenceChanged, remove, removeAll, removeUpdate, replace, setParent, setSize, updateChildren, updateLayout, viewToModel, viewToModel

Methods from javax.swing.text.View:

Methods from java.lang.Object:
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method from javax.swing.text.html.NullView Detail:
public float getPreferredSpan(int axis) { return 0; } Returns zero for both directions.
public Shape modelToView(int pos, Shape a, Bias b) throws BadLocationException { return a; } Returns the allocation of this view, which should be empty anyway.
public void paint(Graphics g, Shape s) { // Nothing to do here. } Does nothing.
public int viewToModel(float x, float y, Shape a, Bias[] b) { return getElement().getStartOffset(); } Returns the start offset of the element.

Method from javax.swing.text.html.NullView Detail:

 public float getPreferredSpan(int axis) {
    return 0;
}

Returns zero for both directions.

 public Shape modelToView(int pos,
    Shape a,
    Bias b) throws BadLocationException {
    return a;
}

Returns the allocation of this view, which should be empty anyway.

 public  void paint(Graphics g,
    Shape s) {
    // Nothing to do here.
}

Does nothing.

 public int viewToModel(float x,
    float y,
    Shape a,
    Bias[] b) {
    return getElement().getStartOffset();
}

Returns the start offset of the element.