SwingConstants
, TabExpander
PasswordView
public class FieldView extends PlainView
BadBreakWeight, ExcellentBreakWeight, ForcedBreakWeight, GoodBreakWeight, X_AXIS, Y_AXIS
BOTTOM, CENTER, EAST, HORIZONTAL, LEADING, LEFT, NEXT, NORTH, NORTH_EAST, NORTH_WEST, PREVIOUS, RIGHT, SOUTH, SOUTH_EAST, SOUTH_WEST, TOP, TRAILING, VERTICAL, WEST
Constructor | Description |
---|---|
FieldView |
Constructs a new FieldView wrapped on an element. |
Modifier and Type | Method | Description |
---|---|---|
protected Shape |
adjustAllocation |
Adjusts the allocation given to the view to be a suitable allocation for a text field. |
protected FontMetrics |
getFontMetrics() |
Fetches the font metrics associated with the component hosting this view. |
float |
getPreferredSpan |
Determines the preferred span for this view along an axis. |
int |
getResizeWeight |
Determines the resizability of the view along the given axis. |
void |
insertUpdate |
Gives notification that something was inserted into the document in a location that this view is responsible for. |
Shape |
modelToView |
Provides a mapping from the document model coordinate space to the coordinate space of the view mapped to it. |
void |
paint |
Renders using the given rendering surface and area on that surface. |
void |
removeUpdate |
Gives notification that something was removed from the document in a location that this view is responsible for. |
int |
viewToModel |
Provides a mapping from the view coordinate space to the logical coordinate space of the model. |
changedUpdate, damageLineRange, drawLine, drawLine, drawSelectedText, drawSelectedText, drawUnselectedText, drawUnselectedText, getLineBuffer, getTabSize, lineToRect, nextTabStop, setSize, updateDamage, updateMetrics
append, breakView, createFragment, forwardUpdate, forwardUpdateToView, getAlignment, getAttributes, getBreakWeight, getChildAllocation, getContainer, getDocument, getElement, getEndOffset, getGraphics, getMaximumSpan, getMinimumSpan, getNextVisualPositionFrom, getParent, getStartOffset, getToolTipText, getView, getViewCount, getViewFactory, getViewIndex, getViewIndex, insert, isVisible, modelToView, modelToView, preferenceChanged, remove, removeAll, replace, setParent, updateChildren, updateLayout, viewToModel
public FieldView(Element elem)
elem
- the elementprotected FontMetrics getFontMetrics()
protected Shape adjustAllocation(Shape a)
a
- the allocation given to the view, which may need to be adjusted.public void paint(Graphics g, Shape a)
public float getPreferredSpan(int axis)
getPreferredSpan
in class PlainView
axis
- may be either View.X_AXIS or View.Y_AXISpublic int getResizeWeight(int axis)
getResizeWeight
in class View
axis
- View.X_AXIS or View.Y_AXISpublic Shape modelToView(int pos, Shape a, Position.Bias b) throws BadLocationException
modelToView
in class PlainView
pos
- the position to convert >= 0a
- the allocated region to render intob
- the bias toward the previous character or the next character represented by the offset, in case the position is a boundary of two views; b
will have one of these values: Position.Bias.Forward
Position.Bias.Backward
BadLocationException
- if the given position does not represent a valid location in the associated documentpublic int viewToModel(float fx, float fy, Shape a, Position.Bias[] bias)
viewToModel
in class PlainView
fx
- the X coordinate >= 0.0ffy
- the Y coordinate >= 0.0fa
- the allocated region to render intobias
- the returned biaspublic void insertUpdate(DocumentEvent changes, Shape a, ViewFactory f)
insertUpdate
in class PlainView
changes
- the change information from the associated documenta
- the current allocation of the viewf
- the factory to use to rebuild if the view has childrenpublic void removeUpdate(DocumentEvent changes, Shape a, ViewFactory f)
removeUpdate
in class PlainView
changes
- the change information from the associated documenta
- the current allocation of the viewf
- the factory to use to rebuild if the view has children
© 1993, 2023, Oracle and/or its affiliates. All rights reserved.
Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
Various third party code in OpenJDK is licensed under different licenses (see Debian package).
Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/text/FieldView.html