| /* |
| * Copyright (c) 1997, 2017, 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.motif; |
| |
| import sun.swing.SwingUtilities2; |
| |
| import javax.swing.*; |
| import java.awt.Color; |
| import java.awt.Dimension; |
| import java.awt.Graphics; |
| import java.awt.Font; |
| import java.awt.FontMetrics; |
| import java.awt.Rectangle; |
| import java.awt.Component; |
| import java.awt.Insets; |
| import java.awt.event.KeyEvent; |
| import java.awt.Container; |
| |
| import javax.swing.plaf.basic.*; |
| import javax.swing.text.View; |
| |
| /* |
| * @author Jeff Dinkins |
| * @author Dave Kloba |
| */ |
| |
| public class MotifGraphicsUtils implements SwingConstants |
| { |
| /* Client Property keys for text and accelerator text widths */ |
| private static final String MAX_ACC_WIDTH = "maxAccWidth"; |
| |
| /** |
| * Draws the point (<b>x</b>, <b>y</b>) in the current color. |
| */ |
| static void drawPoint(Graphics g, int x, int y) { |
| g.drawLine(x, y, x, y); |
| } |
| |
| /* |
| * Convenience method for drawing a grooved line |
| * |
| */ |
| public static void drawGroove(Graphics g, int x, int y, int w, int h, |
| Color shadow, Color highlight) |
| { |
| Color oldColor = g.getColor(); // Make no net change to g |
| g.translate(x, y); |
| |
| g.setColor(shadow); |
| g.drawRect(0, 0, w-2, h-2); |
| |
| g.setColor(highlight); |
| g.drawLine(1, h-3, 1, 1); |
| g.drawLine(1, 1, w-3, 1); |
| |
| g.drawLine(0, h-1, w-1, h-1); |
| g.drawLine(w-1, h-1, w-1, 0); |
| |
| g.translate(-x, -y); |
| g.setColor(oldColor); |
| } |
| |
| /** Draws <b>aString</b> in the rectangle defined by |
| * (<b>x</b>, <b>y</b>, <b>width</b>, <b>height</b>). |
| * <b>justification</b> specifies the text's justification, one of |
| * LEFT, CENTER, or RIGHT. |
| * <b>drawStringInRect()</b> does not clip to the rectangle, but instead |
| * uses this rectangle and the desired justification to compute the point |
| * at which to begin drawing the text. |
| */ |
| public static void drawStringInRect(Graphics g, String aString, int x, int y, |
| int width, int height, int justification) { |
| drawStringInRect(null, g, aString, x, y, width, height, justification); |
| } |
| |
| static void drawStringInRect(JComponent c, Graphics g, String aString, |
| int x, int y, int width, int height, |
| int justification) { |
| FontMetrics fontMetrics; |
| int drawWidth, startX, startY, delta; |
| |
| if (g.getFont() == null) { |
| // throw new InconsistencyException("No font set"); |
| return; |
| } |
| fontMetrics = SwingUtilities2.getFontMetrics(c, g); |
| if (fontMetrics == null) { |
| // throw new InconsistencyException("No metrics for Font " + font()); |
| return; |
| } |
| |
| if (justification == CENTER) { |
| drawWidth = SwingUtilities2.stringWidth(c, fontMetrics, aString); |
| if (drawWidth > width) { |
| drawWidth = width; |
| } |
| startX = x + (width - drawWidth) / 2; |
| } else if (justification == RIGHT) { |
| drawWidth = SwingUtilities2.stringWidth(c, fontMetrics, aString); |
| if (drawWidth > width) { |
| drawWidth = width; |
| } |
| startX = x + width - drawWidth; |
| } else { |
| startX = x; |
| } |
| |
| delta = (height - fontMetrics.getAscent() - fontMetrics.getDescent()) / 2; |
| if (delta < 0) { |
| delta = 0; |
| } |
| |
| startY = y + height - delta - fontMetrics.getDescent(); |
| |
| SwingUtilities2.drawString(c, g, aString, startX, startY); |
| } |
| |
| /** |
| * @deprecated This method is not being used to paint menu item since |
| * 6.0 This code left for compatibility only. Do not use or |
| * override it, this will not cause any visible effect. |
| */ |
| @Deprecated(since = "9") |
| public static void paintMenuItem(Graphics g, JComponent c, |
| Icon checkIcon, Icon arrowIcon, |
| Color background, Color foreground, |
| int defaultTextIconGap) |
| { |
| |
| JMenuItem b = (JMenuItem) c; |
| ButtonModel model = b.getModel(); |
| |
| Dimension size = b.getSize(); |
| Insets i = c.getInsets(); |
| |
| Rectangle viewRect = new Rectangle(size); |
| |
| viewRect.x += i.left; |
| viewRect.y += i.top; |
| viewRect.width -= (i.right + viewRect.x); |
| viewRect.height -= (i.bottom + viewRect.y); |
| |
| Rectangle iconRect = new Rectangle(); |
| Rectangle textRect = new Rectangle(); |
| Rectangle acceleratorRect = new Rectangle(); |
| Rectangle checkRect = new Rectangle(); |
| Rectangle arrowRect = new Rectangle(); |
| |
| Font holdf = g.getFont(); |
| Font f = c.getFont(); |
| g.setFont(f); |
| FontMetrics fm = SwingUtilities2.getFontMetrics(c, g, f); |
| FontMetrics fmAccel = SwingUtilities2.getFontMetrics( |
| c, g, UIManager.getFont("MenuItem.acceleratorFont")); |
| |
| if (c.isOpaque()) { |
| if (model.isArmed()|| (c instanceof JMenu && model.isSelected())) { |
| g.setColor(background); |
| } else { |
| g.setColor(c.getBackground()); |
| } |
| g.fillRect(0,0, size.width, size.height); |
| } |
| |
| // get Accelerator text |
| KeyStroke accelerator = b.getAccelerator(); |
| String acceleratorText = ""; |
| if (accelerator != null) { |
| int modifiers = accelerator.getModifiers(); |
| if (modifiers > 0) { |
| acceleratorText = KeyEvent.getKeyModifiersText(modifiers); |
| acceleratorText += "+"; |
| } |
| acceleratorText += KeyEvent.getKeyText(accelerator.getKeyCode()); |
| } |
| |
| // layout the text and icon |
| String text = layoutMenuItem(c, fm, b.getText(), fmAccel, |
| acceleratorText, b.getIcon(), |
| checkIcon, arrowIcon, |
| b.getVerticalAlignment(), |
| b.getHorizontalAlignment(), |
| b.getVerticalTextPosition(), |
| b.getHorizontalTextPosition(), |
| viewRect, iconRect, |
| textRect, acceleratorRect, |
| checkRect, arrowRect, |
| b.getText() == null |
| ? 0 : defaultTextIconGap, |
| defaultTextIconGap |
| ); |
| |
| // Paint the Check |
| Color holdc = g.getColor(); |
| if (checkIcon != null) { |
| if(model.isArmed() || (c instanceof JMenu && model.isSelected())) |
| g.setColor(foreground); |
| checkIcon.paintIcon(c, g, checkRect.x, checkRect.y); |
| g.setColor(holdc); |
| } |
| |
| // Paint the Icon |
| if(b.getIcon() != null) { |
| Icon icon; |
| if(!model.isEnabled()) { |
| icon = b.getDisabledIcon(); |
| } else if(model.isPressed() && model.isArmed()) { |
| icon = b.getPressedIcon(); |
| if(icon == null) { |
| // Use default icon |
| icon = b.getIcon(); |
| } |
| } else { |
| icon = b.getIcon(); |
| } |
| |
| if (icon!=null) { |
| icon.paintIcon(c, g, iconRect.x, iconRect.y); |
| } |
| } |
| |
| // Draw the Text |
| if(text != null && !text.equals("")) { |
| // Once BasicHTML becomes public, use BasicHTML.propertyKey |
| // instead of the hardcoded string below! |
| View v = (View) c.getClientProperty("html"); |
| if (v != null) { |
| v.paint(g, textRect); |
| } else { |
| int mnemIndex = b.getDisplayedMnemonicIndex(); |
| |
| if(!model.isEnabled()) { |
| // *** paint the text disabled |
| g.setColor(b.getBackground().brighter()); |
| SwingUtilities2.drawStringUnderlineCharAt(b, g,text, |
| mnemIndex, |
| textRect.x, textRect.y + fmAccel.getAscent()); |
| g.setColor(b.getBackground().darker()); |
| SwingUtilities2.drawStringUnderlineCharAt(b, g,text, |
| mnemIndex, |
| textRect.x - 1, textRect.y + fmAccel.getAscent() - 1); |
| |
| } else { |
| // *** paint the text normally |
| if (model.isArmed()|| (c instanceof JMenu && model.isSelected())) { |
| g.setColor(foreground); |
| } else { |
| g.setColor(b.getForeground()); |
| } |
| SwingUtilities2.drawStringUnderlineCharAt(b, g,text, |
| mnemIndex, |
| textRect.x, |
| textRect.y + fm.getAscent()); |
| } |
| } |
| } |
| |
| // Draw the Accelerator Text |
| if(acceleratorText != null && !acceleratorText.equals("")) { |
| |
| //Get the maxAccWidth from the parent to calculate the offset. |
| int accOffset = 0; |
| Container parent = b.getParent(); |
| if (parent != null && parent instanceof JComponent) { |
| JComponent p = (JComponent) parent; |
| Integer maxValueInt = (Integer) p.getClientProperty(MotifGraphicsUtils.MAX_ACC_WIDTH); |
| int maxValue = maxValueInt != null ? |
| maxValueInt.intValue() : acceleratorRect.width; |
| |
| //Calculate the offset, with which the accelerator texts will be drawn with. |
| accOffset = maxValue - acceleratorRect.width; |
| } |
| |
| g.setFont( UIManager.getFont("MenuItem.acceleratorFont") ); |
| if(!model.isEnabled()) { |
| // *** paint the acceleratorText disabled |
| g.setColor(b.getBackground().brighter()); |
| SwingUtilities2.drawString(c, g,acceleratorText, |
| acceleratorRect.x - accOffset, acceleratorRect.y + fm.getAscent()); |
| g.setColor(b.getBackground().darker()); |
| SwingUtilities2.drawString(c, g,acceleratorText, |
| acceleratorRect.x - accOffset - 1, acceleratorRect.y + fm.getAscent() - 1); |
| } else { |
| // *** paint the acceleratorText normally |
| if (model.isArmed()|| (c instanceof JMenu && model.isSelected())) |
| { |
| g.setColor(foreground); |
| } else { |
| g.setColor(b.getForeground()); |
| } |
| SwingUtilities2.drawString(c, g,acceleratorText, |
| acceleratorRect.x - accOffset, |
| acceleratorRect.y + fmAccel.getAscent()); |
| } |
| } |
| |
| // Paint the Arrow |
| if (arrowIcon != null) { |
| if(model.isArmed() || (c instanceof JMenu && model.isSelected())) |
| g.setColor(foreground); |
| if( !(b.getParent() instanceof JMenuBar) ) |
| arrowIcon.paintIcon(c, g, arrowRect.x, arrowRect.y); |
| } |
| |
| g.setColor(holdc); |
| g.setFont(holdf); |
| } |
| |
| |
| /** |
| * Compute and return the location of the icons origin, the |
| * location of origin of the text baseline, and a possibly clipped |
| * version of the compound labels string. Locations are computed |
| * relative to the viewR rectangle. |
| */ |
| |
| private static String layoutMenuItem( |
| JComponent c, |
| FontMetrics fm, |
| String text, |
| FontMetrics fmAccel, |
| String acceleratorText, |
| Icon icon, |
| Icon checkIcon, |
| Icon arrowIcon, |
| int verticalAlignment, |
| int horizontalAlignment, |
| int verticalTextPosition, |
| int horizontalTextPosition, |
| Rectangle viewR, |
| Rectangle iconR, |
| Rectangle textR, |
| Rectangle acceleratorR, |
| Rectangle checkIconR, |
| Rectangle arrowIconR, |
| int textIconGap, |
| int menuItemGap |
| ) |
| { |
| |
| SwingUtilities.layoutCompoundLabel(c, |
| fm, |
| text, |
| icon, |
| verticalAlignment, |
| horizontalAlignment, |
| verticalTextPosition, |
| horizontalTextPosition, |
| viewR, |
| iconR, |
| textR, |
| textIconGap); |
| |
| /* Initialize the acceelratorText bounds rectangle textR. If a null |
| * or and empty String was specified we substitute "" here |
| * and use 0,0,0,0 for acceleratorTextR. |
| */ |
| if( (acceleratorText == null) || acceleratorText.equals("") ) { |
| acceleratorR.width = acceleratorR.height = 0; |
| acceleratorText = ""; |
| } |
| else { |
| acceleratorR.width |
| = SwingUtilities2.stringWidth(c, fmAccel, acceleratorText); |
| acceleratorR.height = fmAccel.getHeight(); |
| } |
| |
| /* Initialize the checkIcon bounds rectangle checkIconR. |
| */ |
| |
| if (checkIcon != null) { |
| checkIconR.width = checkIcon.getIconWidth(); |
| checkIconR.height = checkIcon.getIconHeight(); |
| } |
| else { |
| checkIconR.width = checkIconR.height = 0; |
| } |
| |
| /* Initialize the arrowIcon bounds rectangle arrowIconR. |
| */ |
| |
| if (arrowIcon != null) { |
| arrowIconR.width = arrowIcon.getIconWidth(); |
| arrowIconR.height = arrowIcon.getIconHeight(); |
| } |
| else { |
| arrowIconR.width = arrowIconR.height = 0; |
| } |
| |
| |
| Rectangle labelR = iconR.union(textR); |
| if( MotifGraphicsUtils.isLeftToRight(c) ) { |
| textR.x += checkIconR.width + menuItemGap; |
| iconR.x += checkIconR.width + menuItemGap; |
| |
| // Position the Accelerator text rect |
| acceleratorR.x = viewR.x + viewR.width - arrowIconR.width |
| - menuItemGap - acceleratorR.width; |
| |
| // Position the Check and Arrow Icons |
| checkIconR.x = viewR.x; |
| arrowIconR.x = viewR.x + viewR.width - menuItemGap |
| - arrowIconR.width; |
| } else { |
| textR.x -= (checkIconR.width + menuItemGap); |
| iconR.x -= (checkIconR.width + menuItemGap); |
| |
| // Position the Accelerator text rect |
| acceleratorR.x = viewR.x + arrowIconR.width + menuItemGap; |
| |
| // Position the Check and Arrow Icons |
| checkIconR.x = viewR.x + viewR.width - checkIconR.width; |
| arrowIconR.x = viewR.x + menuItemGap; |
| } |
| |
| // Align the accelertor text and the check and arrow icons vertically |
| // with the center of the label rect. |
| acceleratorR.y = labelR.y + (labelR.height/2) - (acceleratorR.height/2); |
| arrowIconR.y = labelR.y + (labelR.height/2) - (arrowIconR.height/2); |
| checkIconR.y = labelR.y + (labelR.height/2) - (checkIconR.height/2); |
| |
| /* |
| System.out.println("Layout: v=" +viewR+" c="+checkIconR+" i="+ |
| iconR+" t="+textR+" acc="+acceleratorR+" a="+arrowIconR); |
| */ |
| return text; |
| } |
| |
| private static void drawMenuBezel(Graphics g, Color background, |
| int x, int y, |
| int width, int height) |
| { |
| // shadowed button region |
| g.setColor(background); |
| g.fillRect(x,y,width,height); |
| |
| g.setColor(background.brighter().brighter()); |
| g.drawLine(x+1, y+height-1, x+width-1, y+height-1); |
| g.drawLine(x+width-1, y+height-2, x+width-1, y+1); |
| |
| g.setColor(background.darker().darker()); |
| g.drawLine(x, y, x+width-2, y); |
| g.drawLine(x, y+1, x, y+height-2); |
| |
| } |
| |
| /* |
| * Convenience function for determining ComponentOrientation. Helps us |
| * avoid having Munge directives throughout the code. |
| */ |
| static boolean isLeftToRight( Component c ) { |
| return c.getComponentOrientation().isLeftToRight(); |
| } |
| } |