1 /* 2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.apple.laf; 27 28 import java.awt.*; 29 30 import javax.swing.*; 31 import javax.swing.border.Border; 32 import javax.swing.plaf.UIResource; 33 import javax.swing.text.JTextComponent; 34 35 import apple.laf.*; 36 import apple.laf.JRSUIConstants.*; 37 38 import com.apple.laf.AquaUtilControlSize.*; 39 40 public abstract class AquaBorder implements Border, UIResource { 41 protected final AquaPainter<? extends JRSUIState> painter; 42 protected final SizeDescriptor sizeDescriptor; 43 protected SizeVariant sizeVariant; 44 AquaBorder(final SizeDescriptor sizeDescriptor)45 protected AquaBorder(final SizeDescriptor sizeDescriptor) { 46 this.sizeDescriptor = sizeDescriptor; 47 this.sizeVariant = sizeDescriptor.get(Size.REGULAR); 48 this.painter = createPainter(); 49 } 50 createPainter()51 protected AquaPainter<? extends JRSUIState> createPainter() { 52 final AquaPainter<JRSUIState> painter = AquaPainter.create(JRSUIState.getInstance()); 53 painter.state.set(AlignmentVertical.CENTER); 54 painter.state.set(AlignmentHorizontal.CENTER); 55 return painter; 56 } 57 AquaBorder(final AquaBorder other)58 protected AquaBorder(final AquaBorder other) { 59 this.sizeDescriptor = other.sizeDescriptor; 60 this.sizeVariant = other.sizeVariant; 61 this.painter = AquaPainter.create(other.painter.state.derive()); 62 painter.state.set(AlignmentVertical.CENTER); 63 painter.state.set(AlignmentHorizontal.CENTER); 64 } 65 setSize(final Size size)66 protected void setSize(final Size size) { 67 sizeVariant = sizeDescriptor.get(size); 68 painter.state.set(size); 69 } 70 71 @Override getBorderInsets(final Component c)72 public Insets getBorderInsets(final Component c) { 73 return (Insets) sizeVariant.margins.clone(); 74 } 75 deriveBorderForSize(final Size size)76 protected AquaBorder deriveBorderForSize(final Size size) { 77 try { 78 final Class<? extends AquaBorder> clazz = getClass(); 79 final AquaBorder border = clazz.getConstructor(new Class[] { clazz }).newInstance(new Object[] { this }); 80 border.setSize(size); 81 return border; 82 } catch (final Throwable e) { 83 return null; 84 } 85 } 86 repaintBorder(final JComponent c)87 public static void repaintBorder(final JComponent c) { 88 JComponent borderedComponent = c; 89 Border border = c.getBorder(); 90 if (border == null) { 91 // See if it's inside a JScrollpane or something 92 final Container p = c.getParent(); 93 if (p instanceof JViewport) { 94 borderedComponent = (JComponent)p.getParent(); 95 if (borderedComponent != null) border = borderedComponent.getBorder(); 96 } 97 } 98 99 // If we really don't have a border, then bail 100 // It might be a compound border with a ThemeBorder inside 101 // The check for that case is tricky, so we just go ahead and repaint any border 102 if (border == null || borderedComponent == null) return; 103 104 final int width = borderedComponent.getWidth(); 105 final int height = borderedComponent.getHeight(); 106 final Insets i = borderedComponent.getInsets(); 107 108 borderedComponent.repaint(0, 0, width, i.top); // Top edge 109 borderedComponent.repaint(0, 0, i.left, height); // Left edge 110 borderedComponent.repaint(0, height - i.bottom, width, i.bottom); // Bottom edge 111 borderedComponent.repaint(width - i.right, 0, i.right, height); // Right edge 112 } 113 114 // The JScrollPane doesn't let us know if its viewport view has focus isFocused(final Component c)115 protected boolean isFocused(final Component c) { 116 // Being really paranoid in case this Component isn't a Swing component 117 Component focusable = c; 118 119 if (c instanceof JScrollPane) { 120 final JViewport vp = ((JScrollPane)c).getViewport(); 121 if (vp != null) { 122 focusable = vp.getView(); 123 // Lists, Tables & Trees get focus rings, TextAreas don't (JBuilder puts TextField border on TextAreas) 124 if (focusable instanceof JTextComponent) return false; 125 } 126 } else if (focusable instanceof JTextComponent) { 127 // non-editable text areas don't draw the focus ring 128 if (!((javax.swing.text.JTextComponent)focusable).isEditable()) return false; 129 } 130 131 return (focusable != null && focusable instanceof JComponent && ((JComponent)focusable).hasFocus()); 132 } 133 134 @Override isBorderOpaque()135 public boolean isBorderOpaque() { return false; } 136 137 @Override paintBorder(final Component c, final Graphics g, final int x, final int y, final int w, final int h)138 public void paintBorder(final Component c, final Graphics g, final int x, final int y, final int w, final int h) { 139 painter.paint(g, c, x, y, w, h); 140 } 141 142 static class Default extends AquaBorder { Default()143 Default() { super(new SizeDescriptor(new SizeVariant())); } 144 } 145 } 146