1/* 2 * Copyright (c) 2002, 2017, 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 */ 25package com.sun.java.swing.plaf.gtk; 26 27import javax.swing.*; 28import javax.swing.plaf.synth.*; 29import java.awt.Color; 30import java.awt.Graphics; 31import java.awt.Rectangle; 32 33/** 34 * @author Joshua Outwater 35 */ 36class GTKGraphicsUtils extends SynthGraphicsUtils { 37 public void paintText(SynthContext context, Graphics g, String text, 38 int x, int y, int mnemonicIndex) { 39 if (text == null || text.length() <= 0) { 40 // We don't need to paint empty strings 41 return; 42 } 43 44 if (context.getRegion() == Region.INTERNAL_FRAME_TITLE_PANE) { 45 // Metacity handles painting of text on internal frame title, 46 // ignore this. 47 return; 48 } 49 int componentState = context.getComponentState(); 50 if ((componentState & SynthConstants.DISABLED) == 51 SynthConstants.DISABLED){ 52 if (!GTKLookAndFeel.is3()) { 53 Color orgColor = g.getColor(); 54 g.setColor(context.getStyle().getColor(context, 55 GTKColorType.WHITE)); 56 x += 1; 57 y += 1; 58 super.paintText(context, g, text, x, y, mnemonicIndex); 59 60 g.setColor(orgColor); 61 x -= 1; 62 y -= 1; 63 } 64 super.paintText(context, g, text, x, y, mnemonicIndex); 65 } 66 else { 67 String themeName = GTKLookAndFeel.getGtkThemeName(); 68 if (themeName != null && themeName.startsWith("blueprint") && 69 shouldShadowText(context.getRegion(), componentState)) { 70 71 g.setColor(Color.BLACK); 72 super.paintText(context, g, text, x+1, y+1, mnemonicIndex); 73 g.setColor(Color.WHITE); 74 } 75 76 super.paintText(context, g, text, x, y, mnemonicIndex); 77 } 78 } 79 80 /** 81 * Paints text at the specified location. This will not attempt to 82 * render the text as html nor will it offset by the insets of the 83 * component. 84 * 85 * @param context SynthContext 86 * @param g Graphics used to render string in. 87 * @param text Text to render 88 * @param bounds Bounds of the text to be drawn. 89 * @param mnemonicIndex Index to draw string at. 90 */ 91 public void paintText(SynthContext context, Graphics g, String text, 92 Rectangle bounds, int mnemonicIndex) { 93 if (text == null || text.length() <= 0) { 94 // We don't need to paint empty strings 95 return; 96 } 97 98 Region id = context.getRegion(); 99 if ((id == Region.RADIO_BUTTON || 100 id == Region.CHECK_BOX || 101 id == Region.TABBED_PANE_TAB) && 102 (context.getComponentState() & SynthConstants.FOCUSED) != 0) 103 { 104 JComponent source = context.getComponent(); 105 if (!(source instanceof AbstractButton) || 106 ((AbstractButton)source).isFocusPainted()) { 107 108 // The "bounds" parameter encompasses only the actual text; 109 // when drawing the focus, we need to expand that bounding 110 // box by "focus-line-width" plus "focus-padding". Note that 111 // the layout process for these components will have already 112 // taken these values into account, so there should always 113 // be enough space allocated for drawing the focus indicator. 114 int synthState = context.getComponentState(); 115 GTKStyle style = (GTKStyle)context.getStyle(); 116 int focusSize = 117 style.getClassSpecificIntValue(context, 118 "focus-line-width", 1); 119 int focusPad = 120 style.getClassSpecificIntValue(context, 121 "focus-padding", 1); 122 int totalFocus = focusSize + focusPad; 123 int x = bounds.x - totalFocus; 124 int y = bounds.y - totalFocus; 125 int w = bounds.width + (2 * totalFocus); 126 int h = bounds.height + (2 * totalFocus); 127 128 Color color = g.getColor(); 129 GTKPainter.INSTANCE.paintFocus(context, g, id, 130 synthState, "checkbutton", 131 x, y, w, h); 132 g.setColor(color); 133 } 134 } 135 super.paintText(context, g, text, bounds, mnemonicIndex); 136 } 137 138 private static boolean shouldShadowText(Region id, int state) { 139 int gtkState = GTKLookAndFeel.synthStateToGTKState(id, state); 140 return((gtkState == SynthConstants.MOUSE_OVER) && 141 (id == Region.MENU || 142 id == Region.MENU_ITEM || 143 id == Region.CHECK_BOX_MENU_ITEM || 144 id == Region.RADIO_BUTTON_MENU_ITEM)); 145 } 146} 147