- /*
- * @(#)SynthTextFieldUI.java 1.10 04/06/24
- *
- * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
- * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
- */
-
- package javax.swing.plaf.synth;
-
- import javax.swing.*;
- import javax.swing.text.*;
- import javax.swing.event.*;
- import javax.swing.plaf.*;
- import javax.swing.plaf.basic.BasicTextFieldUI;
- import java.awt.*;
- import java.beans.PropertyChangeEvent;
-
- import sun.swing.plaf.synth.SynthUI;
-
- /**
- * Basis of a look and feel for a JTextField in the Synth
- * look and feel.
- * <p>
- * <strong>Warning:</strong>
- * Serialized objects of this class will not be compatible with
- * future Swing releases. The current serialization support is
- * appropriate for short term storage or RMI between applications running
- * the same version of Swing. As of 1.4, support for long term storage
- * of all JavaBeans<sup><font size="-2">TM</font></sup>
- * has been added to the <code>java.beans</code> package.
- * Please see {@link java.beans.XMLEncoder}.
- *
- * @author Shannon Hickey
- * @version 1.10 06/24/04
- */
- class SynthTextFieldUI extends BasicTextFieldUI implements SynthUI {
- private SynthStyle style;
-
- /**
- * Creates a UI for a JTextField.
- *
- * @param c the text field
- * @return the UI
- */
- public static ComponentUI createUI(JComponent c) {
- return new SynthTextFieldUI();
- }
-
- public SynthTextFieldUI() {
- super();
- }
-
- private void updateStyle(JTextComponent comp) {
- SynthContext context = getContext(comp, ENABLED);
- SynthStyle oldStyle = style;
-
- style = SynthLookAndFeel.updateStyle(context, this);
-
- if (style != oldStyle) {
- SynthTextFieldUI.updateStyle(comp, context, getPropertyPrefix());
-
- if (oldStyle != null) {
- uninstallKeyboardActions();
- installKeyboardActions();
- }
- }
- context.dispose();
- }
-
- static void updateStyle(JTextComponent comp, SynthContext context,
- String prefix) {
- SynthStyle style = context.getStyle();
-
- Color color = comp.getCaretColor();
- if (color == null || color instanceof UIResource) {
- comp.setCaretColor(
- (Color)style.get(context, prefix + ".caretForeground"));
- }
-
- Color fg = comp.getForeground();
- if (fg == null || fg instanceof UIResource) {
- fg = style.getColorForState(context, ColorType.TEXT_FOREGROUND);
- if (fg != null) {
- comp.setForeground(fg);
- }
- }
-
- Object ar = style.get(context, prefix + ".caretAspectRatio");
- if (ar instanceof Number) {
- comp.putClientProperty("caretAspectRatio", ar);
- }
-
- context.setComponentState(SELECTED | FOCUSED);
-
- Color s = comp.getSelectionColor();
- if (s == null || s instanceof UIResource) {
- comp.setSelectionColor(
- style.getColor(context, ColorType.TEXT_BACKGROUND));
- }
-
- Color sfg = comp.getSelectedTextColor();
- if (sfg == null || sfg instanceof UIResource) {
- comp.setSelectedTextColor(
- style.getColor(context, ColorType.TEXT_FOREGROUND));
- }
-
- context.setComponentState(DISABLED);
-
- Color dfg = comp.getDisabledTextColor();
- if (dfg == null || dfg instanceof UIResource) {
- comp.setDisabledTextColor(
- style.getColor(context, ColorType.TEXT_FOREGROUND));
- }
-
- Insets margin = comp.getMargin();
- if (margin == null || margin instanceof UIResource) {
- margin = (Insets)style.get(context, prefix + ".margin");
-
- if (margin == null) {
- // Some places assume margins are non-null.
- margin = SynthLookAndFeel.EMPTY_UIRESOURCE_INSETS;
- }
- comp.setMargin(margin);
- }
-
- Caret caret = comp.getCaret();
- if (caret instanceof UIResource) {
- Object o = style.get(context, prefix + ".caretBlinkRate");
- if (o != null && o instanceof Integer) {
- Integer rate = (Integer)o;
- caret.setBlinkRate(rate.intValue());
- }
- }
- }
-
- public SynthContext getContext(JComponent c) {
- return getContext(c, getComponentState(c));
- }
-
- private SynthContext getContext(JComponent c, int state) {
- return SynthContext.getContext(SynthContext.class, c,
- SynthLookAndFeel.getRegion(c), style, state);
- }
-
- private int getComponentState(JComponent c) {
- return SynthLookAndFeel.getComponentState(c);
- }
-
- public void update(Graphics g, JComponent c) {
- SynthContext context = getContext(c);
-
- SynthLookAndFeel.update(context, g);
- paintBackground(context, g, c);
- paint(context, g);
- context.dispose();
- }
-
- /**
- * Paints the interface. This is routed to the
- * paintSafely method under the guarantee that
- * the model won't change from the view of this thread
- * while it's rendering (if the associated model is
- * derived from AbstractDocument). This enables the
- * model to potentially be updated asynchronously.
- */
- protected void paint(SynthContext context, Graphics g) {
- super.paint(g, getComponent());
- }
-
- void paintBackground(SynthContext context, Graphics g, JComponent c) {
- context.getPainter().paintTextFieldBackground(context, g, 0, 0,
- c.getWidth(), c.getHeight());
- }
-
- public void paintBorder(SynthContext context, Graphics g, int x,
- int y, int w, int h) {
- context.getPainter().paintTextFieldBorder(context, g, x, y, w, h);
- }
-
- protected void paintBackground(Graphics g) {
- // Overriden to do nothing, all our painting is done from update/paint.
- }
-
- /**
- * This method gets called when a bound property is changed
- * on the associated JTextComponent. This is a hook
- * which UI implementations may change to reflect how the
- * UI displays bound properties of JTextComponent subclasses.
- * This is implemented to do nothing (i.e. the response to
- * properties in JTextComponent itself are handled prior
- * to calling this method).
- *
- * @param evt the property change event
- */
- protected void propertyChange(PropertyChangeEvent evt) {
- if (SynthLookAndFeel.shouldUpdateStyle(evt)) {
- updateStyle((JTextComponent)evt.getSource());
- }
- super.propertyChange(evt);
- }
-
- protected void installDefaults() {
- updateStyle((JTextComponent)getComponent());
- }
-
- protected void uninstallDefaults() {
- SynthContext context = getContext(getComponent(), ENABLED);
-
- getComponent().putClientProperty("caretAspectRatio", null);
-
- style.uninstallDefaults(context);
- context.dispose();
- style = null;
- super.uninstallDefaults();
- }
-
- public void installUI(JComponent c) {
- super.installUI(c);
- }
- }