jdk/src/share/classes/javax/swing/plaf/synth/SynthToolTipUI.java
changeset 2 90ce3da70b43
child 4394 92a8ec883f5d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/javax/swing/plaf/synth/SynthToolTipUI.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,182 @@
+/*
+ * Copyright 2002-2003 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package javax.swing.plaf.synth;
+
+import java.awt.*;
+import java.beans.PropertyChangeEvent;
+import java.beans.PropertyChangeListener;
+
+import javax.swing.*;
+import javax.swing.plaf.basic.BasicHTML;
+import javax.swing.plaf.basic.BasicToolTipUI;
+import javax.swing.plaf.ComponentUI;
+import javax.swing.text.View;
+import sun.swing.plaf.synth.SynthUI;
+
+
+/**
+ * Synth's ToolTipUI.
+ *
+ * @author Joshua Outwater
+ */
+class SynthToolTipUI extends BasicToolTipUI implements PropertyChangeListener,
+               SynthUI {
+    private SynthStyle style;
+
+
+    public static ComponentUI createUI(JComponent c) {
+        return new SynthToolTipUI();
+    }
+
+    protected void installDefaults(JComponent c) {
+        updateStyle(c);
+    }
+
+    private void updateStyle(JComponent c) {
+        SynthContext context = getContext(c, ENABLED);
+        style = SynthLookAndFeel.updateStyle(context, this);
+        context.dispose();
+    }
+
+    protected void uninstallDefaults(JComponent c) {
+        SynthContext context = getContext(c, ENABLED);
+        style.uninstallDefaults(context);
+        context.dispose();
+        style = null;
+    }
+
+    protected void installListeners(JComponent c) {
+        c.addPropertyChangeListener(this);
+    }
+
+    protected void uninstallListeners(JComponent c) {
+        c.removePropertyChangeListener(this);
+    }
+
+    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 Region getRegion(JComponent c) {
+        return SynthLookAndFeel.getRegion(c);
+    }
+
+    private int getComponentState(JComponent c) {
+        JComponent comp = ((JToolTip)c).getComponent();
+
+        if (comp != null && !comp.isEnabled()) {
+            return DISABLED;
+        }
+        return SynthLookAndFeel.getComponentState(c);
+    }
+
+    public void update(Graphics g, JComponent c) {
+        SynthContext context = getContext(c);
+
+        SynthLookAndFeel.update(context, g);
+        context.getPainter().paintToolTipBackground(context,
+                          g, 0, 0, c.getWidth(), c.getHeight());
+        paint(context, g);
+        context.dispose();
+    }
+
+    public void paintBorder(SynthContext context, Graphics g, int x,
+                            int y, int w, int h) {
+        context.getPainter().paintToolTipBorder(context, g, x, y, w, h);
+    }
+
+    public void paint(Graphics g, JComponent c) {
+        SynthContext context = getContext(c);
+
+        paint(context, g);
+        context.dispose();
+    }
+
+    protected void paint(SynthContext context, Graphics g) {
+        JToolTip tip = (JToolTip)context.getComponent();
+        String tipText = tip.getToolTipText();
+
+        Insets insets = tip.getInsets();
+        View v = (View)tip.getClientProperty(BasicHTML.propertyKey);
+        if (v != null) {
+            Rectangle paintTextR = new Rectangle(insets.left, insets.top,
+                  tip.getWidth() - (insets.left + insets.right),
+                  tip.getHeight() - (insets.top + insets.bottom));
+            v.paint(g, paintTextR);
+        } else {
+            g.setColor(context.getStyle().getColor(context,
+                                                   ColorType.TEXT_FOREGROUND));
+            g.setFont(style.getFont(context));
+            context.getStyle().getGraphicsUtils(context).paintText(
+                context, g, tip.getTipText(), insets.left, insets.top, -1);
+        }
+    }
+
+    public Dimension getPreferredSize(JComponent c) {
+        SynthContext context = getContext(c);
+        Insets insets = c.getInsets();
+        Dimension prefSize = new Dimension(insets.left+insets.right,
+                                           insets.top+insets.bottom);
+        String text = ((JToolTip)c).getTipText();
+
+        if (text != null) {
+            View v = (c != null) ? (View) c.getClientProperty("html") : null;
+            if (v != null) {
+                prefSize.width += (int) v.getPreferredSpan(View.X_AXIS);
+                prefSize.height += (int) v.getPreferredSpan(View.Y_AXIS);
+            } else {
+                Font font = context.getStyle().getFont(context);
+                FontMetrics fm = c.getFontMetrics(font);
+                prefSize.width += context.getStyle().getGraphicsUtils(context).
+                                  computeStringWidth(context, font, fm, text);
+                prefSize.height += fm.getHeight();
+            }
+        }
+        context.dispose();
+        return prefSize;
+    }
+
+    public void propertyChange(PropertyChangeEvent e) {
+        if (SynthLookAndFeel.shouldUpdateStyle(e)) {
+            updateStyle((JToolTip)e.getSource());
+        }
+        String name = e.getPropertyName();
+        if (name.equals("tiptext") || "font".equals(name) ||
+                "foreground".equals(name)) {
+            // remove the old html view client property if one
+            // existed, and install a new one if the text installed
+            // into the JLabel is html source.
+            JToolTip tip = ((JToolTip) e.getSource());
+            String text = tip.getTipText();
+            BasicHTML.updateRenderer(tip, text);
+        }
+    }
+}