ojluni/src/main/java/com/sun/java/swing/plaf/windows/WindowsButtonUI.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 1997, 2006, Oracle and/or its affiliates. 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.  Oracle designates this
  * particular file as subject to the "Classpath" exception as provided
  * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */

 package com.sun.java.swing.plaf.windows;

 import javax.swing.plaf.basic.*;
 import javax.swing.border.*;
 import javax.swing.plaf.*;
 import javax.swing.*;

 import java.awt.*;

 import static com.sun.java.swing.plaf.windows.TMSchema.*;
 import static com.sun.java.swing.plaf.windows.TMSchema.Part.*;
 import static com.sun.java.swing.plaf.windows.XPStyle.Skin;
 import sun.awt.AppContext;


 /**
  * Windows button.
  * <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.  A future release of Swing will provide support for
  * long term persistence.
  *
  * @author Jeff Dinkins
  *
  */
 public class WindowsButtonUI extends BasicButtonUI
 {
     protected int dashedRectGapX;
     protected int dashedRectGapY;
     protected int dashedRectGapWidth;
     protected int dashedRectGapHeight;

     protected Color focusColor;

     private boolean defaults_initialized = false;

     private static final Object WINDOWS_BUTTON_UI_KEY = new Object();

     // ********************************
     //          Create PLAF
     // ********************************
     public static ComponentUI createUI(JComponent c) {
         AppContext appContext = AppContext.getAppContext();
         WindowsButtonUI windowsButtonUI =
                 (WindowsButtonUI) appContext.get(WINDOWS_BUTTON_UI_KEY);
         if (windowsButtonUI == null) {
             windowsButtonUI = new WindowsButtonUI();
             appContext.put(WINDOWS_BUTTON_UI_KEY, windowsButtonUI);
         }
         return windowsButtonUI;
     }


     // ********************************
     //            Defaults
     // ********************************
     protected void installDefaults(AbstractButton b) {
         super.installDefaults(b);
         if(!defaults_initialized) {
             String pp = getPropertyPrefix();
             dashedRectGapX = UIManager.getInt(pp + "dashedRectGapX");
             dashedRectGapY = UIManager.getInt(pp + "dashedRectGapY");
             dashedRectGapWidth = UIManager.getInt(pp + "dashedRectGapWidth");
             dashedRectGapHeight = UIManager.getInt(pp + "dashedRectGapHeight");
             focusColor = UIManager.getColor(pp + "focus");
             defaults_initialized = true;
         }

         XPStyle xp = XPStyle.getXP();
         if (xp != null) {
             b.setBorder(xp.getBorder(b, getXPButtonType(b)));
             LookAndFeel.installProperty(b, "rolloverEnabled", Boolean.TRUE);
         }
     }

     protected void uninstallDefaults(AbstractButton b) {
         super.uninstallDefaults(b);
         defaults_initialized = false;
     }

     protected Color getFocusColor() {
         return focusColor;
     }

     // ********************************
     //         Paint Methods
     // ********************************

     /**
      * Overridden method to render the text without the mnemonic
      */
     protected void paintText(Graphics g, AbstractButton b, Rectangle textRect, String text) {
         WindowsGraphicsUtils.paintText(g, b, textRect, text, getTextShiftOffset());
     }

     protected void paintFocus(Graphics g, AbstractButton b, Rectangle viewRect, Rectangle textRect, Rectangle iconRect){

         // focus painted same color as text on Basic??
         int width = b.getWidth();
         int height = b.getHeight();
         g.setColor(getFocusColor());
         BasicGraphicsUtils.drawDashedRect(g, dashedRectGapX, dashedRectGapY,
                                           width - dashedRectGapWidth, height - dashedRectGapHeight);
     }

     protected void paintButtonPressed(Graphics g, AbstractButton b){
         setTextShiftOffset();
     }

     // ********************************
     //          Layout Methods
     // ********************************
     public Dimension getPreferredSize(JComponent c) {
         Dimension d = super.getPreferredSize(c);

         /* Ensure that the width and height of the button is odd,
          * to allow for the focus line if focus is painted
          */
         AbstractButton b = (AbstractButton)c;
         if (d != null && b.isFocusPainted()) {
             if(d.width % 2 == 0) { d.width += 1; }
             if(d.height % 2 == 0) { d.height += 1; }
         }
         return d;
     }


     /* These rectangles/insets are allocated once for all
      * ButtonUI.paint() calls.  Re-using rectangles rather than
      * allocating them in each paint call substantially reduced the time
      * it took paint to run.  Obviously, this method can't be re-entered.
      */
     private Rectangle viewRect = new Rectangle();

     public void paint(Graphics g, JComponent c) {
         if (XPStyle.getXP() != null) {
             WindowsButtonUI.paintXPButtonBackground(g, c);
         }
         super.paint(g, c);
     }

     static Part getXPButtonType(AbstractButton b) {
         if(b instanceof JCheckBox) {
             return Part.BP_CHECKBOX;
         }
         if(b instanceof JRadioButton) {
             return Part.BP_RADIOBUTTON;
         }
         boolean toolbar = (b.getParent() instanceof JToolBar);
         return toolbar ? Part.TP_BUTTON : Part.BP_PUSHBUTTON;
     }

     static State getXPButtonState(AbstractButton b) {
         Part part = getXPButtonType(b);
         ButtonModel model = b.getModel();
         State state = State.NORMAL;
         switch (part) {
         case BP_RADIOBUTTON:
             /* falls through */
         case BP_CHECKBOX:
             if (! model.isEnabled()) {
                 state = (model.isSelected()) ? State.CHECKEDDISABLED
                     : State.UNCHECKEDDISABLED;
             } else if (model.isPressed() && model.isArmed()) {
                 state = (model.isSelected()) ? State.CHECKEDPRESSED
                     : State.UNCHECKEDPRESSED;
             } else if (model.isRollover()) {
                 state = (model.isSelected()) ? State.CHECKEDHOT
                     : State.UNCHECKEDHOT;
             } else {
                 state = (model.isSelected()) ? State.CHECKEDNORMAL
                     : State.UNCHECKEDNORMAL;
             }
             break;
         case BP_PUSHBUTTON:
             /* falls through */
         case TP_BUTTON:
             boolean toolbar = (b.getParent() instanceof JToolBar);
             if (toolbar) {
                 if (model.isArmed() && model.isPressed()) {
                     state = State.PRESSED;
                 } else if (!model.isEnabled()) {
                     state = State.DISABLED;
                 } else if (model.isSelected() && model.isRollover()) {
                     state = State.HOTCHECKED;
                 } else if (model.isSelected()) {
                     state = State.CHECKED;
                 } else if (model.isRollover()) {
                     state = State.HOT;
                 } else if (b.hasFocus()) {
                     state = State.HOT;
                 }
             } else {
                 if ((model.isArmed() && model.isPressed())
                       || model.isSelected()) {
                     state = State.PRESSED;
                 } else if (!model.isEnabled()) {
                     state = State.DISABLED;
                 } else if (model.isRollover() || model.isPressed()) {
                     state = State.HOT;
                 } else if (b instanceof JButton
                            && ((JButton)b).isDefaultButton()) {
                     state = State.DEFAULTED;
                 } else if (b.hasFocus()) {
                     state = State.HOT;
                 }
             }
             break;
         default :
             state = State.NORMAL;
         }

         return state;
     }

     static void paintXPButtonBackground(Graphics g, JComponent c) {
         AbstractButton b = (AbstractButton)c;

         XPStyle xp = XPStyle.getXP();

         Part part = getXPButtonType(b);

         if (b.isContentAreaFilled() && xp != null) {

             Skin skin = xp.getSkin(b, part);

             State state = getXPButtonState(b);
             Dimension d = c.getSize();
             int dx = 0;
             int dy = 0;
             int dw = d.width;
             int dh = d.height;

             Border border = c.getBorder();
             Insets insets;
             if (border != null) {
                 // Note: The border may be compound, containing an outer
                 // opaque border (supplied by the application), plus an
                 // inner transparent margin border. We want to size the
                 // background to fill the transparent part, but stay
                 // inside the opaque part.
                 insets = WindowsButtonUI.getOpaqueInsets(border, c);
             } else {
                 insets = c.getInsets();
             }
             if (insets != null) {
                 dx += insets.left;
                 dy += insets.top;
                 dw -= (insets.left + insets.right);
                 dh -= (insets.top + insets.bottom);
             }
             skin.paintSkin(g, dx, dy, dw, dh, state);
         }
     }

     /**
      * returns - b.getBorderInsets(c) if border is opaque
      *         - null if border is completely non-opaque
      *         - somewhere inbetween if border is compound and
      *              outside border is opaque and inside isn't
      */
     private static Insets getOpaqueInsets(Border b, Component c) {
         if (b == null) {
             return null;
         }
         if (b.isBorderOpaque()) {
             return b.getBorderInsets(c);
         } else if (b instanceof CompoundBorder) {
             CompoundBorder cb = (CompoundBorder)b;
             Insets iOut = getOpaqueInsets(cb.getOutsideBorder(), c);
             if (iOut != null && iOut.equals(cb.getOutsideBorder().getBorderInsets(c))) {
                 // Outside border is opaque, keep looking
                 Insets iIn = getOpaqueInsets(cb.getInsideBorder(), c);
                 if (iIn == null) {
                     // Inside is non-opaque, use outside insets
                     return iOut;
                 } else {
                     // Found non-opaque somewhere in the inside (which is
                     // also compound).
                     return new Insets(iOut.top + iIn.top, iOut.left + iIn.left,
                                       iOut.bottom + iIn.bottom, iOut.right + iIn.right);
                 }
             } else {
                 // Outside is either all non-opaque or has non-opaque
                 // border inside another compound border
                 return iOut;
             }
         } else {
             return null;
         }
     }
 }
	/*
	* Copyright (c) 1997, 2006, Oracle and/or its affiliates. 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. Oracle designates this
	* particular file as subject to the "Classpath" exception as provided
	* by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/

	package com.sun.java.swing.plaf.windows;

	import javax.swing.plaf.basic.*;
	import javax.swing.border.*;
	import javax.swing.plaf.*;
	import javax.swing.*;

	import java.awt.*;

	import static com.sun.java.swing.plaf.windows.TMSchema.*;
	import static com.sun.java.swing.plaf.windows.TMSchema.Part.*;
	import static com.sun.java.swing.plaf.windows.XPStyle.Skin;
	import sun.awt.AppContext;


	/**
	* Windows button.
	* <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. A future release of Swing will provide support for
	* long term persistence.
	*
	* @author Jeff Dinkins
	*
	*/
	public class WindowsButtonUI extends BasicButtonUI
	{
	protected int dashedRectGapX;
	protected int dashedRectGapY;
	protected int dashedRectGapWidth;
	protected int dashedRectGapHeight;

	protected Color focusColor;

	private boolean defaults_initialized = false;

	private static final Object WINDOWS_BUTTON_UI_KEY = new Object();

	// ********************************
	// Create PLAF
	// ********************************
	public static ComponentUI createUI(JComponent c) {
	AppContext appContext = AppContext.getAppContext();
	WindowsButtonUI windowsButtonUI =
	(WindowsButtonUI) appContext.get(WINDOWS_BUTTON_UI_KEY);
	if (windowsButtonUI == null) {
	windowsButtonUI = new WindowsButtonUI();
	appContext.put(WINDOWS_BUTTON_UI_KEY, windowsButtonUI);
	}
	return windowsButtonUI;
	}


	// ********************************
	// Defaults
	// ********************************
	protected void installDefaults(AbstractButton b) {
	super.installDefaults(b);
	if(!defaults_initialized) {
	String pp = getPropertyPrefix();
	dashedRectGapX = UIManager.getInt(pp + "dashedRectGapX");
	dashedRectGapY = UIManager.getInt(pp + "dashedRectGapY");
	dashedRectGapWidth = UIManager.getInt(pp + "dashedRectGapWidth");
	dashedRectGapHeight = UIManager.getInt(pp + "dashedRectGapHeight");
	focusColor = UIManager.getColor(pp + "focus");
	defaults_initialized = true;
	}

	XPStyle xp = XPStyle.getXP();
	if (xp != null) {
	b.setBorder(xp.getBorder(b, getXPButtonType(b)));
	LookAndFeel.installProperty(b, "rolloverEnabled", Boolean.TRUE);
	}
	}

	protected void uninstallDefaults(AbstractButton b) {
	super.uninstallDefaults(b);
	defaults_initialized = false;
	}

	protected Color getFocusColor() {
	return focusColor;
	}

	// ********************************
	// Paint Methods
	// ********************************

	/**
	* Overridden method to render the text without the mnemonic
	*/
	protected void paintText(Graphics g, AbstractButton b, Rectangle textRect, String text) {
	WindowsGraphicsUtils.paintText(g, b, textRect, text, getTextShiftOffset());
	}

	protected void paintFocus(Graphics g, AbstractButton b, Rectangle viewRect, Rectangle textRect, Rectangle iconRect){

	// focus painted same color as text on Basic??
	int width = b.getWidth();
	int height = b.getHeight();
	g.setColor(getFocusColor());
	BasicGraphicsUtils.drawDashedRect(g, dashedRectGapX, dashedRectGapY,
	width - dashedRectGapWidth, height - dashedRectGapHeight);
	}

	protected void paintButtonPressed(Graphics g, AbstractButton b){
	setTextShiftOffset();
	}

	// ********************************
	// Layout Methods
	// ********************************
	public Dimension getPreferredSize(JComponent c) {
	Dimension d = super.getPreferredSize(c);

	/* Ensure that the width and height of the button is odd,
	* to allow for the focus line if focus is painted
	*/
	AbstractButton b = (AbstractButton)c;
	if (d != null && b.isFocusPainted()) {
	if(d.width % 2 == 0) { d.width += 1; }
	if(d.height % 2 == 0) { d.height += 1; }
	}
	return d;
	}


	/* These rectangles/insets are allocated once for all
	* ButtonUI.paint() calls. Re-using rectangles rather than
	* allocating them in each paint call substantially reduced the time
	* it took paint to run. Obviously, this method can't be re-entered.
	*/
	private Rectangle viewRect = new Rectangle();

	public void paint(Graphics g, JComponent c) {
	if (XPStyle.getXP() != null) {
	WindowsButtonUI.paintXPButtonBackground(g, c);
	}
	super.paint(g, c);
	}

	static Part getXPButtonType(AbstractButton b) {
	if(b instanceof JCheckBox) {
	return Part.BP_CHECKBOX;
	}
	if(b instanceof JRadioButton) {
	return Part.BP_RADIOBUTTON;
	}
	boolean toolbar = (b.getParent() instanceof JToolBar);
	return toolbar ? Part.TP_BUTTON : Part.BP_PUSHBUTTON;
	}

	static State getXPButtonState(AbstractButton b) {
	Part part = getXPButtonType(b);
	ButtonModel model = b.getModel();
	State state = State.NORMAL;
	switch (part) {
	case BP_RADIOBUTTON:
	/* falls through */
	case BP_CHECKBOX:
	if (! model.isEnabled()) {
	state = (model.isSelected()) ? State.CHECKEDDISABLED
	: State.UNCHECKEDDISABLED;
	} else if (model.isPressed() && model.isArmed()) {
	state = (model.isSelected()) ? State.CHECKEDPRESSED
	: State.UNCHECKEDPRESSED;
	} else if (model.isRollover()) {
	state = (model.isSelected()) ? State.CHECKEDHOT
	: State.UNCHECKEDHOT;
	} else {
	state = (model.isSelected()) ? State.CHECKEDNORMAL
	: State.UNCHECKEDNORMAL;
	}
	break;
	case BP_PUSHBUTTON:
	/* falls through */
	case TP_BUTTON:
	boolean toolbar = (b.getParent() instanceof JToolBar);
	if (toolbar) {
	if (model.isArmed() && model.isPressed()) {
	state = State.PRESSED;
	} else if (!model.isEnabled()) {
	state = State.DISABLED;
	} else if (model.isSelected() && model.isRollover()) {
	state = State.HOTCHECKED;
	} else if (model.isSelected()) {
	state = State.CHECKED;
	} else if (model.isRollover()) {
	state = State.HOT;
	} else if (b.hasFocus()) {
	state = State.HOT;
	}
	} else {
	if ((model.isArmed() && model.isPressed())
	\|\| model.isSelected()) {
	state = State.PRESSED;
	} else if (!model.isEnabled()) {
	state = State.DISABLED;
	} else if (model.isRollover() \|\| model.isPressed()) {
	state = State.HOT;
	} else if (b instanceof JButton
	&& ((JButton)b).isDefaultButton()) {
	state = State.DEFAULTED;
	} else if (b.hasFocus()) {
	state = State.HOT;
	}
	}
	break;
	default :
	state = State.NORMAL;
	}

	return state;
	}

	static void paintXPButtonBackground(Graphics g, JComponent c) {
	AbstractButton b = (AbstractButton)c;

	XPStyle xp = XPStyle.getXP();

	Part part = getXPButtonType(b);

	if (b.isContentAreaFilled() && xp != null) {

	Skin skin = xp.getSkin(b, part);

	State state = getXPButtonState(b);
	Dimension d = c.getSize();
	int dx = 0;
	int dy = 0;
	int dw = d.width;
	int dh = d.height;

	Border border = c.getBorder();
	Insets insets;
	if (border != null) {
	// Note: The border may be compound, containing an outer
	// opaque border (supplied by the application), plus an
	// inner transparent margin border. We want to size the
	// background to fill the transparent part, but stay
	// inside the opaque part.
	insets = WindowsButtonUI.getOpaqueInsets(border, c);
	} else {
	insets = c.getInsets();
	}
	if (insets != null) {
	dx += insets.left;
	dy += insets.top;
	dw -= (insets.left + insets.right);
	dh -= (insets.top + insets.bottom);
	}
	skin.paintSkin(g, dx, dy, dw, dh, state);
	}
	}

	/**
	* returns - b.getBorderInsets(c) if border is opaque
	* - null if border is completely non-opaque
	* - somewhere inbetween if border is compound and
	* outside border is opaque and inside isn't
	*/
	private static Insets getOpaqueInsets(Border b, Component c) {
	if (b == null) {
	return null;
	}
	if (b.isBorderOpaque()) {
	return b.getBorderInsets(c);
	} else if (b instanceof CompoundBorder) {
	CompoundBorder cb = (CompoundBorder)b;
	Insets iOut = getOpaqueInsets(cb.getOutsideBorder(), c);
	if (iOut != null && iOut.equals(cb.getOutsideBorder().getBorderInsets(c))) {
	// Outside border is opaque, keep looking
	Insets iIn = getOpaqueInsets(cb.getInsideBorder(), c);
	if (iIn == null) {
	// Inside is non-opaque, use outside insets
	return iOut;
	} else {
	// Found non-opaque somewhere in the inside (which is
	// also compound).
	return new Insets(iOut.top + iIn.top, iOut.left + iIn.left,
	iOut.bottom + iIn.bottom, iOut.right + iIn.right);
	}
	} else {
	// Outside is either all non-opaque or has non-opaque
	// border inside another compound border
	return iOut;
	}
	} else {
	return null;
	}
	}
	}