| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.netbeans.swing.plaf.util; |
| |
| |
| import javax.imageio.ImageIO; |
| import javax.swing.*; |
| import java.awt.*; |
| import java.lang.reflect.Method; |
| import java.net.URL; |
| |
| /** XP color scheme installer. |
| * |
| * @author Dafe Simonek |
| */ |
| public final class UIUtils { |
| /** No need to instantiate this utility class. */ |
| private UIUtils() { |
| } |
| |
| /** Finds if windows LF is active. |
| * @return true if windows LF is active, false otherwise */ |
| public static boolean isWindowsLF () { |
| if (Boolean.getBoolean("netbeans.winsys.forceclassic")) { |
| return false; |
| } |
| String lfID = UIManager.getLookAndFeel().getID(); |
| // #79401 - return true also for "JGoodies Windows" LF |
| return lfID.endsWith("Windows"); //NOI18N |
| } |
| |
| /** Finds if GTK LF is active. |
| * @return true if GTK LF is active, false otherwise */ |
| public static boolean isGtkLF () { |
| String lfID = UIManager.getLookAndFeel().getID(); |
| return lfID.startsWith("GTK"); //NOI18N |
| } |
| |
| /** Finds if windows LF with XP theme is active. |
| * @return true if windows LF and XP theme is active, false otherwise */ |
| public static boolean isXPLF () { |
| if (!isWindowsLF()) { |
| return false; |
| } |
| Boolean isXP = (Boolean)Toolkit.getDefaultToolkit(). |
| getDesktopProperty("win.xpstyle.themeActive"); //NOI18N |
| return isXP == null ? false : isXP.booleanValue(); |
| } |
| |
| public static Image loadImage (String s) { |
| if (openideAvailable == null) { |
| checkOpenide(); |
| } |
| if (Boolean.TRUE.equals(openideAvailable)) { |
| return loadWithUtilities(s); |
| } else { |
| return loadWithImageIO(s); |
| } |
| } |
| |
| /** Computes "middle" color in terms of rgb color space. Ignores alpha |
| * (transparency) channel |
| */ |
| public static Color getMiddle (Color c1, Color c2) { |
| return new Color((c1.getRed() + c2.getRed()) / 2, |
| (c1.getGreen() + c2.getGreen()) / 2, |
| (c1.getBlue() + c2.getBlue()) / 2); |
| } |
| |
| private static void checkOpenide() { |
| try { |
| utilsClass = Class.forName("org.openide.util.ImageUtilities"); //NOI18N |
| utilsMethod = utilsClass.getDeclaredMethod ( "loadImage", new Class[] {String.class}); //NOI18N |
| openideAvailable = Boolean.TRUE; |
| } catch (Exception e) { |
| openideAvailable = Boolean.FALSE; |
| } |
| } |
| |
| private static Image loadWithUtilities (String s) { |
| Image result = null; |
| try { |
| result = (Image) utilsMethod.invoke ( null, new Object[] {s} ); |
| } catch (Exception e) { |
| System.err.println ("Error loading image " + s); //NOI18N |
| e.printStackTrace(); //XXX |
| } |
| return result; |
| } |
| |
| private static Image loadWithImageIO (String s) { |
| Image result = null; |
| try { |
| URL url = UIUtils.class.getClassLoader().getResource(s); |
| if (url != null) { |
| result = ImageIO.read(url); |
| } else { |
| System.err.println("Could not load " + s + " from " + UIUtils.class.getClassLoader() + |
| " at " + UIUtils.class.getProtectionDomain().getCodeSource().getLocation()); |
| } |
| } catch (Exception e) { |
| System.err.println ("Error loading image using ImageIO " + s); //NOI18N |
| e.printStackTrace(); |
| } |
| return result; |
| } |
| |
| private static Boolean openideAvailable = null; |
| private static Class<?> utilsClass = null; |
| private static Method utilsMethod = null; |
| |
| //XXX move/duplicate org.netbeans.swing.tabcontrol.plaf.ColorUtil gradient paint caching? |
| public static GradientPaint getGradientPaint ( float x1, float y1, Color upper, float x2, float y2, Color lower, |
| boolean repeats ) { |
| return new GradientPaint ( x1, y1, upper, x2, y2, lower, repeats ); |
| } |
| |
| |
| public static Color adjustColor (Color c, int rDiff, int gDiff, int bDiff) { |
| //XXX deleteme once converted to relative colors |
| int red = Math.max(0, Math.min(255, c.getRed() + rDiff)); |
| int green = Math.max(0, Math.min(255, c.getGreen() + gDiff)); |
| int blue = Math.max(0, Math.min(255, c.getBlue() + bDiff)); |
| return new Color(red, green, blue); |
| } |
| |
| public static boolean isBrighter(Color a, Color b) { |
| int[] ac = new int[]{a.getRed(), a.getGreen(), a.getBlue()}; |
| int[] bc = new int[]{b.getRed(), b.getGreen(), b.getBlue()}; |
| int dif = 0; |
| |
| for (int i = 0; i < 3; i++) { |
| int currDif = ac[i] - bc[i]; |
| if (Math.abs(currDif) > Math.abs(dif)) { |
| dif = currDif; |
| } |
| } |
| return dif > 0; |
| } |
| |
| public static Object[] addInputMapsWithoutCtrlPageUpAndCtrlPageDown( Object[] uiDefaults ) { |
| final Object[] inputMaps = new Object[] { |
| //turn of the default mapping of Ctrl+PAGE_UP and Ctrl+PAGE_DOWN shortcuts |
| "List.focusInputMap", |
| new UIDefaults.LazyInputMap(new Object[] { |
| "ctrl C", "copy", |
| "ctrl V", "paste", |
| "ctrl X", "cut", |
| "COPY", "copy", |
| "PASTE", "paste", |
| "CUT", "cut", |
| "UP", "selectPreviousRow", |
| "KP_UP", "selectPreviousRow", |
| "shift UP", "selectPreviousRowExtendSelection", |
| "shift KP_UP", "selectPreviousRowExtendSelection", |
| "ctrl shift UP", "selectPreviousRowExtendSelection", |
| "ctrl shift KP_UP", "selectPreviousRowExtendSelection", |
| "ctrl UP", "selectPreviousRowChangeLead", |
| "ctrl KP_UP", "selectPreviousRowChangeLead", |
| "DOWN", "selectNextRow", |
| "KP_DOWN", "selectNextRow", |
| "shift DOWN", "selectNextRowExtendSelection", |
| "shift KP_DOWN", "selectNextRowExtendSelection", |
| "ctrl shift DOWN", "selectNextRowExtendSelection", |
| "ctrl shift KP_DOWN", "selectNextRowExtendSelection", |
| "ctrl DOWN", "selectNextRowChangeLead", |
| "ctrl KP_DOWN", "selectNextRowChangeLead", |
| "LEFT", "selectPreviousColumn", |
| "KP_LEFT", "selectPreviousColumn", |
| "shift LEFT", "selectPreviousColumnExtendSelection", |
| "shift KP_LEFT", "selectPreviousColumnExtendSelection", |
| "ctrl shift LEFT", "selectPreviousColumnExtendSelection", |
| "ctrl shift KP_LEFT", "selectPreviousColumnExtendSelection", |
| "ctrl LEFT", "selectPreviousColumnChangeLead", |
| "ctrl KP_LEFT", "selectPreviousColumnChangeLead", |
| "RIGHT", "selectNextColumn", |
| "KP_RIGHT", "selectNextColumn", |
| "shift RIGHT", "selectNextColumnExtendSelection", |
| "shift KP_RIGHT", "selectNextColumnExtendSelection", |
| "ctrl shift RIGHT", "selectNextColumnExtendSelection", |
| "ctrl shift KP_RIGHT", "selectNextColumnExtendSelection", |
| "ctrl RIGHT", "selectNextColumnChangeLead", |
| "ctrl KP_RIGHT", "selectNextColumnChangeLead", |
| "HOME", "selectFirstRow", |
| "shift HOME", "selectFirstRowExtendSelection", |
| "ctrl shift HOME", "selectFirstRowExtendSelection", |
| "ctrl HOME", "selectFirstRowChangeLead", |
| "END", "selectLastRow", |
| "shift END", "selectLastRowExtendSelection", |
| "ctrl shift END", "selectLastRowExtendSelection", |
| "ctrl END", "selectLastRowChangeLead", |
| "PAGE_UP", "scrollUp", |
| "shift PAGE_UP", "scrollUpExtendSelection", |
| "ctrl shift PAGE_UP", "scrollUpExtendSelection", |
| // "ctrl PAGE_UP", "scrollUpChangeLead", |
| "PAGE_DOWN", "scrollDown", |
| "shift PAGE_DOWN", "scrollDownExtendSelection", |
| "ctrl shift PAGE_DOWN", "scrollDownExtendSelection", |
| // "ctrl PAGE_DOWN", "scrollDownChangeLead", |
| "ctrl A", "selectAll", |
| "ctrl SLASH", "selectAll", |
| "ctrl BACK_SLASH", "clearSelection", |
| "SPACE", "addToSelection", |
| "ctrl SPACE", "toggleAndAnchor", |
| "shift SPACE", "extendTo", |
| "ctrl shift SPACE", "moveSelectionTo" |
| }), |
| "ScrollPane.ancestorInputMap", |
| new UIDefaults.LazyInputMap(new Object[] { |
| "RIGHT", "unitScrollRight", |
| "KP_RIGHT", "unitScrollRight", |
| "DOWN", "unitScrollDown", |
| "KP_DOWN", "unitScrollDown", |
| "LEFT", "unitScrollLeft", |
| "KP_LEFT", "unitScrollLeft", |
| "UP", "unitScrollUp", |
| "KP_UP", "unitScrollUp", |
| "PAGE_UP", "scrollUp", |
| "PAGE_DOWN", "scrollDown", |
| // "ctrl PAGE_UP", "scrollLeft", |
| // "ctrl PAGE_DOWN", "scrollRight", |
| "ctrl HOME", "scrollHome", |
| "ctrl END", "scrollEnd" |
| }), |
| "ScrollPane.ancestorInputMap.RightToLeft", |
| new UIDefaults.LazyInputMap(new Object[] { |
| // "ctrl PAGE_UP", "scrollRight", |
| // "ctrl PAGE_DOWN", "scrollLeft", |
| }), |
| "Table.ancestorInputMap", |
| new UIDefaults.LazyInputMap(new Object[] { |
| "ctrl C", "copy", |
| "ctrl V", "paste", |
| "ctrl X", "cut", |
| "COPY", "copy", |
| "PASTE", "paste", |
| "CUT", "cut", |
| "RIGHT", "selectNextColumn", |
| "KP_RIGHT", "selectNextColumn", |
| "shift RIGHT", "selectNextColumnExtendSelection", |
| "shift KP_RIGHT", "selectNextColumnExtendSelection", |
| "ctrl shift RIGHT", "selectNextColumnExtendSelection", |
| "ctrl shift KP_RIGHT", "selectNextColumnExtendSelection", |
| "ctrl RIGHT", "selectNextColumnChangeLead", |
| "ctrl KP_RIGHT", "selectNextColumnChangeLead", |
| "LEFT", "selectPreviousColumn", |
| "KP_LEFT", "selectPreviousColumn", |
| "shift LEFT", "selectPreviousColumnExtendSelection", |
| "shift KP_LEFT", "selectPreviousColumnExtendSelection", |
| "ctrl shift LEFT", "selectPreviousColumnExtendSelection", |
| "ctrl shift KP_LEFT", "selectPreviousColumnExtendSelection", |
| "ctrl LEFT", "selectPreviousColumnChangeLead", |
| "ctrl KP_LEFT", "selectPreviousColumnChangeLead", |
| "DOWN", "selectNextRow", |
| "KP_DOWN", "selectNextRow", |
| "shift DOWN", "selectNextRowExtendSelection", |
| "shift KP_DOWN", "selectNextRowExtendSelection", |
| "ctrl shift DOWN", "selectNextRowExtendSelection", |
| "ctrl shift KP_DOWN", "selectNextRowExtendSelection", |
| "ctrl DOWN", "selectNextRowChangeLead", |
| "ctrl KP_DOWN", "selectNextRowChangeLead", |
| "UP", "selectPreviousRow", |
| "KP_UP", "selectPreviousRow", |
| "shift UP", "selectPreviousRowExtendSelection", |
| "shift KP_UP", "selectPreviousRowExtendSelection", |
| "ctrl shift UP", "selectPreviousRowExtendSelection", |
| "ctrl shift KP_UP", "selectPreviousRowExtendSelection", |
| "ctrl UP", "selectPreviousRowChangeLead", |
| "ctrl KP_UP", "selectPreviousRowChangeLead", |
| "HOME", "selectFirstColumn", |
| "shift HOME", "selectFirstColumnExtendSelection", |
| "ctrl shift HOME", "selectFirstRowExtendSelection", |
| "ctrl HOME", "selectFirstRow", |
| "END", "selectLastColumn", |
| "shift END", "selectLastColumnExtendSelection", |
| "ctrl shift END", "selectLastRowExtendSelection", |
| "ctrl END", "selectLastRow", |
| "PAGE_UP", "scrollUpChangeSelection", |
| "shift PAGE_UP", "scrollUpExtendSelection", |
| "ctrl shift PAGE_UP", "scrollLeftExtendSelection", |
| // "ctrl PAGE_UP", "scrollLeftChangeSelection", |
| "PAGE_DOWN", "scrollDownChangeSelection", |
| "shift PAGE_DOWN", "scrollDownExtendSelection", |
| "ctrl shift PAGE_DOWN", "scrollRightExtendSelection", |
| // "ctrl PAGE_DOWN", "scrollRightChangeSelection", |
| "TAB", "selectNextColumnCell", |
| "shift TAB", "selectPreviousColumnCell", |
| "ENTER", "selectNextRowCell", |
| "shift ENTER", "selectPreviousRowCell", |
| "ctrl A", "selectAll", |
| "ctrl SLASH", "selectAll", |
| "ctrl BACK_SLASH", "clearSelection", |
| "ESCAPE", "cancel", |
| "F2", "startEditing", |
| "SPACE", "addToSelection", |
| "ctrl SPACE", "toggleAndAnchor", |
| "shift SPACE", "extendTo", |
| "ctrl shift SPACE", "moveSelectionTo" |
| }), |
| "Table.ancestorInputMap.RightToLeft", |
| new UIDefaults.LazyInputMap(new Object[] { |
| "RIGHT", "selectPreviousColumn", |
| "KP_RIGHT", "selectPreviousColumn", |
| "shift RIGHT", "selectPreviousColumnExtendSelection", |
| "shift KP_RIGHT", "selectPreviousColumnExtendSelection", |
| "ctrl shift RIGHT", "selectPreviousColumnExtendSelection", |
| "ctrl shift KP_RIGHT", "selectPreviousColumnExtendSelection", |
| "shift RIGHT", "selectPreviousColumnChangeLead", |
| "shift KP_RIGHT", "selectPreviousColumnChangeLead", |
| "LEFT", "selectNextColumn", |
| "KP_LEFT", "selectNextColumn", |
| "shift LEFT", "selectNextColumnExtendSelection", |
| "shift KP_LEFT", "selectNextColumnExtendSelection", |
| "ctrl shift LEFT", "selectNextColumnExtendSelection", |
| "ctrl shift KP_LEFT", "selectNextColumnExtendSelection", |
| "ctrl LEFT", "selectNextColumnChangeLead", |
| "ctrl KP_LEFT", "selectNextColumnChangeLead", |
| // "ctrl PAGE_UP", "scrollRightChangeSelection", |
| // "ctrl PAGE_DOWN", "scrollLeftChangeSelection", |
| "ctrl shift PAGE_UP", "scrollRightExtendSelection", |
| "ctrl shift PAGE_DOWN", "scrollLeftExtendSelection", |
| }), |
| "Tree.focusInputMap", |
| new UIDefaults.LazyInputMap(new Object[] { |
| "ctrl C", "copy", |
| "ctrl V", "paste", |
| "ctrl X", "cut", |
| "COPY", "copy", |
| "PASTE", "paste", |
| "CUT", "cut", |
| "UP", "selectPrevious", |
| "KP_UP", "selectPrevious", |
| "shift UP", "selectPreviousExtendSelection", |
| "shift KP_UP", "selectPreviousExtendSelection", |
| "ctrl shift UP", "selectPreviousExtendSelection", |
| "ctrl shift KP_UP", "selectPreviousExtendSelection", |
| "ctrl UP", "selectPreviousChangeLead", |
| "ctrl KP_UP", "selectPreviousChangeLead", |
| "DOWN", "selectNext", |
| "KP_DOWN", "selectNext", |
| "shift DOWN", "selectNextExtendSelection", |
| "shift KP_DOWN", "selectNextExtendSelection", |
| "ctrl shift DOWN", "selectNextExtendSelection", |
| "ctrl shift KP_DOWN", "selectNextExtendSelection", |
| "ctrl DOWN", "selectNextChangeLead", |
| "ctrl KP_DOWN", "selectNextChangeLead", |
| "RIGHT", "selectChild", |
| "KP_RIGHT", "selectChild", |
| "LEFT", "selectParent", |
| "KP_LEFT", "selectParent", |
| "PAGE_UP", "scrollUpChangeSelection", |
| "shift PAGE_UP", "scrollUpExtendSelection", |
| "ctrl shift PAGE_UP", "scrollUpExtendSelection", |
| // "ctrl PAGE_UP", "scrollUpChangeLead", |
| "PAGE_DOWN", "scrollDownChangeSelection", |
| "shift PAGE_DOWN", "scrollDownExtendSelection", |
| "ctrl shift PAGE_DOWN", "scrollDownExtendSelection", |
| // "ctrl PAGE_DOWN", "scrollDownChangeLead", |
| "HOME", "selectFirst", |
| "shift HOME", "selectFirstExtendSelection", |
| "ctrl shift HOME", "selectFirstExtendSelection", |
| "ctrl HOME", "selectFirstChangeLead", |
| "END", "selectLast", |
| "shift END", "selectLastExtendSelection", |
| "ctrl shift END", "selectLastExtendSelection", |
| "ctrl END", "selectLastChangeLead", |
| "F2", "startEditing", |
| "ctrl A", "selectAll", |
| "ctrl SLASH", "selectAll", |
| "ctrl BACK_SLASH", "clearSelection", |
| "ctrl LEFT", "scrollLeft", |
| "ctrl KP_LEFT", "scrollLeft", |
| "ctrl RIGHT", "scrollRight", |
| "ctrl KP_RIGHT", "scrollRight", |
| "SPACE", "addToSelection", |
| "ctrl SPACE", "toggleAndAnchor", |
| "shift SPACE", "extendTo", |
| "ctrl shift SPACE", "moveSelectionTo", |
| "SUBTRACT", "collapse", |
| "ADD", "expand" |
| }), |
| }; |
| Object[] res = new Object[uiDefaults.length + inputMaps.length]; |
| System.arraycopy( uiDefaults, 0, res, 0, uiDefaults.length ); |
| System.arraycopy( inputMaps, 0, res, uiDefaults.length, inputMaps.length ); |
| return res; |
| } |
| |
| public static Class<?> classForName(String n) throws ClassNotFoundException { |
| ClassLoader l = Thread.currentThread().getContextClassLoader(); |
| if( null == l ) |
| l = UIUtils.class.getClassLoader(); |
| try { |
| return Class.forName(n, true, l); |
| } catch (ClassNotFoundException x) { |
| throw x; |
| } |
| } |
| |
| } |
