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SystemTray
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SystemTray/src/dorkbox/systemTray/util/SystemTrayFixes.java

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Image scaling + caching + error-icon if problems, fix for windows 'auto' scaling
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/*
* Copyright 2016 dorkbox, llc
*
* Licensed 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 dorkbox.systemTray.util;
import static dorkbox.systemTray.SystemTray.logger;
code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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import java.awt.AWTException;
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import java.awt.event.KeyEvent;
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import java.util.Locale;
import dorkbox.systemTray.SystemTray;
import dorkbox.util.BootStrapClassLoader;
import javassist.ClassPool;
import javassist.CtClass;
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import javassist.CtField;
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import javassist.CtMethod;
/**
* Fixes issues with some java runtimes
*/
public
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class SystemTrayFixes {
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// oh my. Java likes to think that ALL windows tray icons are 16x16.... Lets fix that!
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// https://stackoverflow.com/questions/16378886/java-trayicon-right-click-disabled-on-mac-osx/35919788#35919788
public static void fixWindows() {
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String vendor = System.getProperty("java.vendor").toLowerCase(Locale.US);
// spaces at the end to make sure we check for words
if (!(vendor.contains("sun ") || vendor.contains("oracle "))) {
// not fixing things that are not broken.
return;
}
boolean isWindowsSwingTrayLoaded = false;
try {
// this is important to use reflection, because if JavaFX is not being used, calling getToolkit() will initialize it...
java.lang.reflect.Method m = ClassLoader.class.getDeclaredMethod("findLoadedClass", String.class);
m.setAccessible(true);
ClassLoader cl = ClassLoader.getSystemClassLoader();
// if we are using swing (in windows only) the icon size is usually incorrect. We cannot fix that if it's already loaded.
isWindowsSwingTrayLoaded = (null != m.invoke(cl, "sun.awt.windows.WTrayIconPeer")) ||
(null != m.invoke(cl, "java.awt.SystemTray"));
} catch (Throwable e) {
if (SystemTray.DEBUG) {
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logger.debug("Error detecting if the Swing SystemTray is loaded", e);
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}
}
if (isWindowsSwingTrayLoaded) {
throw new RuntimeException("Unable to initialize the swing tray in windows, it has already been created!");
}
/*
* When DISTRIBUTING the JRE/JDK by Sun/Oracle, the license agreement states that we cannot create/modify specific files.
*
************* (when DISTRIBUTING the JRE/JDK...)
* C. Java Technology Restrictions. You may not create, modify, or change the behavior of, or authorize your licensees to create, modify,
* or change the behavior of, classes, interfaces, or subpackages that are in any way identified as "java", "javax", "sun" or similar
* convention as specified by Oracle in any naming convention designation.
*************
*
* Since we are not distributing a modified file, it does not apply to us.
*
* Again, just to be ABSOLUTELY CLEAR. This is for DISTRIBUTING the runtime.
*
* ************************************
* To follow the license for DISTRIBUTION, these files themselves CANNOT BE MODIFIED in any way,
* and if they are modified THEY CANNOT BE DISTRIBUTED.
* ************************************
*
* Important distinction: We are not DISTRIBUTING java, nor modifying the distribution class files.
*
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* What we are doing is modifying what is already present, post-distribution, and it is impossible to distribute what is modified
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*
* To see what files we need to fix...
* http://hg.openjdk.java.net/jdk8u/jdk8u/jdk/file/tip/src/windows/native/sun/windows/awt_TrayIcon.cpp
* http://hg.openjdk.java.net/jdk8u/jdk8u/jdk/file/tip/src/windows/classes/sun/awt/windows/WTrayIconPeer.java
*/
try {
// necessary to initialize sun.awt.windows.WObjectPeer native initIDs()
@SuppressWarnings("unused")
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java.awt.Robot robot = new java.awt.Robot();
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ClassPool pool = ClassPool.getDefault();
byte[] trayBytes;
byte[] trayIconBytes;
{
CtClass trayClass = pool.get("sun.awt.windows.WSystemTrayPeer");
// now have to make a new "system tray" (that is null) in order to init/load this class completely
// have to modify the SystemTray.getIconSize as well.
trayClass.setModifiers(trayClass.getModifiers() & javassist.Modifier.PUBLIC);
trayClass.getConstructors()[0].setModifiers(trayClass.getConstructors()[0].getModifiers() & javassist.Modifier.PUBLIC);
CtMethod ctMethodGet = trayClass.getDeclaredMethod("getTrayIconSize");
ctMethodGet.setBody("{" +
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"return new java.awt.Dimension(" + ImageUtils.TRAY_SIZE + ", " + ImageUtils.TRAY_SIZE + ");" +
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"}");
trayBytes = trayClass.toBytecode();
}
{
CtClass trayIconClass = pool.get("sun.awt.windows.WTrayIconPeer");
CtMethod ctMethodCreate = trayIconClass.getDeclaredMethod("createNativeImage");
CtMethod ctMethodUpdate = trayIconClass.getDeclaredMethod("updateNativeImage");
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int TRAY_MASK = (ImageUtils.TRAY_SIZE * ImageUtils.TRAY_SIZE) / 8;
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ctMethodCreate.setBody("{" +
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"java.awt.image.BufferedImage bufferedImage = $1;" +
"java.awt.image.Raster rasterImage = bufferedImage.getRaster();" +
"final byte[] mask = new byte[" + TRAY_MASK + "];" +
"final int pixels[] = ((java.awt.image.DataBufferInt)rasterImage.getDataBuffer()).getData();" +
"int numberOfPixels = pixels.length;" +
"int rasterImageWidth = rasterImage.getWidth();" +
"for (int i = 0; i < numberOfPixels; i++) {" +
" int iByte = i / 8;" +
" int augmentMask = 1 << (7 - (i % 8));" +
" if ((pixels[i] & 0xFF000000) == 0) {" +
" if (iByte < mask.length) {" +
" mask[iByte] |= augmentMask;" +
" }" +
" }" +
"}" +
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code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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"if (rasterImage instanceof sun.awt.image.IntegerComponentRaster) {" +
" rasterImageWidth = ((sun.awt.image.IntegerComponentRaster)rasterImage).getScanlineStride();" +
"}" +
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"setNativeIcon(((java.awt.image.DataBufferInt)bufferedImage.getRaster().getDataBuffer()).getData(), " +
code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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"mask, rasterImageWidth, rasterImage.getWidth(), rasterImage.getHeight());" +
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"}");
ctMethodUpdate.setBody("{" +
code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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"java.awt.Image image = $1;" +
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code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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"if (isDisposed()) {" +
" return;" +
"}" +
Image scaling + caching + error-icon if problems, fix for windows 'auto' scaling
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code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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"int imageWidth = image.getWidth(observer);" +
"int imageHeight = image.getWidth(observer);" +
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code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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"java.awt.image.BufferedImage trayIcon = new java.awt.image.BufferedImage(imageWidth, imageHeight, java.awt.image.BufferedImage.TYPE_INT_ARGB);" +
"java.awt.Graphics2D g = trayIcon.createGraphics();" +
Image scaling + caching + error-icon if problems, fix for windows 'auto' scaling
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code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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"if (g != null) {" +
" try {" +
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// this will render the image "nicely"
" g.addRenderingHints(new java.awt.RenderingHints(java.awt.RenderingHints.KEY_RENDERING," +
code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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"java.awt.RenderingHints.VALUE_RENDER_QUALITY));" +
" g.drawImage(image, 0, 0, imageWidth, imageHeight, observer);" +
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code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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" createNativeImage(trayIcon);" +
Image scaling + caching + error-icon if problems, fix for windows 'auto' scaling
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code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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" updateNativeIcon(!firstUpdate);" +
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" if (firstUpdate) {" +
code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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" firstUpdate = false;" +
" }" +
" } finally {" +
" g.dispose();" +
" }" +
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"}" +
"}");
trayIconBytes = trayIconClass.toBytecode();
}
// whoosh, past the classloader and directly into memory.
BootStrapClassLoader.defineClass(trayBytes);
BootStrapClassLoader.defineClass(trayIconBytes);
if (SystemTray.DEBUG) {
Fixed image scaling query for Ubuntu 16.06, changed all debug logs to 'debug'. Added a separate menu entry size (independent of tray size)
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logger.debug("Successfully changed tray icon size to: {}", ImageUtils.TRAY_SIZE);
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}
} catch (Exception e) {
Fixed image scaling query for Ubuntu 16.06, changed all debug logs to 'debug'. Added a separate menu entry size (independent of tray size)
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logger.error("Error setting tray icon size to: {}", ImageUtils.TRAY_SIZE, e);
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}
}
WIP: native + swing menus
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// MacOS AWT is hardcoded to respond only to "popup trigger" for menus, where it should be any mouse button
// https://stackoverflow.com/questions/16378886/java-trayicon-right-click-disabled-on-mac-osx/35919788#35919788
// https://bugs.openjdk.java.net/browse/JDK-7158615
public static void fixMacOS() {
String vendor = System.getProperty("java.vendor").toLowerCase(Locale.US);
// spaces at the end to make sure we check for words
if (!(vendor.contains("sun ") || vendor.contains("oracle "))) {
// not fixing things that are not broken.
return;
}
boolean isMacSwingTrayLoaded = false;
try {
// this is important to use reflection, because if JavaFX is not being used, calling getToolkit() will initialize it...
java.lang.reflect.Method m = ClassLoader.class.getDeclaredMethod("findLoadedClass", String.class);
m.setAccessible(true);
ClassLoader cl = ClassLoader.getSystemClassLoader();
// if we are using swing (in windows only) the icon size is usually incorrect. We cannot fix that if it's already loaded.
isMacSwingTrayLoaded = (null != m.invoke(cl, "sun.lwawt.macosx.CTrayIcon")) ||
(null != m.invoke(cl, "java.awt.SystemTray"));
} catch (Throwable e) {
if (SystemTray.DEBUG) {
logger.debug("Error detecting if the MacOS SystemTray is loaded", e);
}
}
if (isMacSwingTrayLoaded) {
throw new RuntimeException("Unable to initialize the swing tray in windows, it has already been created!");
}
code cleanup, Fixed MacOS SystemTray popup trigger (it now will show on left and right click, but THERE IS NO DISTINCTION between which button caused it to show, it will always say it was left mouse)
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try {
java.awt.Robot robot = new java.awt.Robot();
robot.mousePress(java.awt.event.InputEvent.BUTTON1_DOWN_MASK);
} catch (AWTException e) {
e.printStackTrace();
}
ClassPool pool = ClassPool.getDefault();
byte[] mouseEventBytes;
try {
CtClass trayClass = pool.get("sun.lwawt.macosx.CTrayIcon");
// now have to make a new "system tray" (that is null) in order to init/load this class completely
// have to modify the SystemTray.getIconSize as well.
trayClass.setModifiers(trayClass.getModifiers() & javassist.Modifier.PUBLIC);
trayClass.getConstructors()[0].setModifiers(trayClass.getConstructors()[0].getModifiers() & javassist.Modifier.PUBLIC);
CtClass robotClass = pool.get("java.awt.Robot");
CtField ctField = new CtField(robotClass, "robot", trayClass);
trayClass.addField(ctField);
CtMethod ctMethodGet = trayClass.getDeclaredMethod("handleMouseEvent");
ctMethodGet.setBody("{" +
"sun.lwawt.macosx.NSEvent event = $1;" +
"sun.awt.SunToolkit toolKit = (sun.awt.SunToolkit)java.awt.Toolkit.getDefaultToolkit();" +
"int button = event.getButtonNumber();" +
"if ((button <= 2 || toolKit.areExtraMouseButtonsEnabled()) && button <= toolKit.getNumberOfButtons() - 1) {" +
"int eventType = sun.lwawt.macosx.NSEvent.nsToJavaEventType(event.getType());" +
"int jButton = 0;" +
"int jClickCount = 0;" +
// "java.lang.System.err.println(\"Click \" + button + \" event: \" + eventType);" +
"if (eventType != 503) {" +
"jButton = sun.lwawt.macosx.NSEvent.nsToJavaButton(button);" +
"jClickCount = event.getClickCount();" +
"}" +
"int mouseMods = sun.lwawt.macosx.NSEvent.nsToJavaMouseModifiers(button, event.getModifierFlags());" +
// surprisingly, this is false when the popup is showing
"boolean popupTrigger = sun.lwawt.macosx.NSEvent.isPopupTrigger(mouseMods);" +
"int mouseMask = jButton > 0 ? java.awt.event.MouseEvent.getMaskForButton(jButton) : 0;" +
"long event0 = System.currentTimeMillis();" +
"if(eventType == 501) {" +
"mouseClickButtons |= mouseMask;" +
"} else if(eventType == 506) {" +
"mouseClickButtons = 0;" +
"}" +
// have to swallow + re-dispatch events in specific cases. (right click)
"if (eventType == 501 && popupTrigger && button == 1) {" +
// "java.lang.System.err.println(\"HAS POPUP \" + popupTrigger + \" event: \" + eventType);" +
// we use Robot to click where we clicked, in order to "fool" the native part to show the popup
// For what it's worth, this is the only way to get the native bits to behave.
"if (robot == null) {" +
"try {" +
"robot = new java.awt.Robot();" +
"} catch (java.awt.AWTException e) {" +
"e.printStackTrace();" +
"}" +
"}" +
"robot.mousePress(java.awt.event.InputEvent.BUTTON1_DOWN_MASK);" +
"return;" +
"}" +
"int mouseX = event.getAbsX();" +
"int mouseY = event.getAbsY();" +
"java.awt.event.MouseEvent mEvent = new java.awt.event.MouseEvent(this.dummyFrame, eventType, event0, mouseMods, mouseX, mouseY, mouseX, mouseY, jClickCount, popupTrigger, jButton);" +
"mEvent.setSource(this.target);" +
"this.postEvent(mEvent);" +
// mouse press
"if (eventType == 501) {" +
"if (popupTrigger) {" +
"String event5 = this.target.getActionCommand();" +
"java.awt.event.ActionEvent event6 = new java.awt.event.ActionEvent(this.target, 1001, event5);" +
"this.postEvent(event6);" +
"}" +
"}" +
// mouse release
"if (eventType == 502) {" +
"if ((mouseClickButtons & mouseMask) != 0) {" +
"java.awt.event.MouseEvent event7 = new java.awt.event.MouseEvent(this.dummyFrame, 500, event0, mouseMods, mouseX, mouseY, mouseX, mouseY, jClickCount, popupTrigger, jButton);" +
"event7.setSource(this.target);" +
"this.postEvent(event7);" +
"}" +
"mouseClickButtons &= ~mouseMask;" +
"}" +
"}" +
"}");
mouseEventBytes = trayClass.toBytecode();
// whoosh, past the classloader and directly into memory.
BootStrapClassLoader.defineClass(mouseEventBytes);
if (SystemTray.DEBUG) {
logger.debug("Successfully changed mouse trigger");
}
} catch (Exception e) {
logger.error("Error changing SystemTray mouse trigger.", e);
}
WIP: native + swing menus
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}
/**
* Converts a key character into it's corresponding VK entry
*/
public static
int getVirtualKey(final char key) {
switch (key) {
case 0x08: return KeyEvent.VK_BACK_SPACE;
case 0x09: return KeyEvent.VK_TAB;
case 0x0a: return KeyEvent.VK_ENTER;
case 0x1B: return KeyEvent.VK_ESCAPE;
case 0x20AC: return KeyEvent.VK_EURO_SIGN;
case 0x20: return KeyEvent.VK_SPACE;
case 0x21: return KeyEvent.VK_EXCLAMATION_MARK;
case 0x22: return KeyEvent.VK_QUOTEDBL;
case 0x23: return KeyEvent.VK_NUMBER_SIGN;
case 0x24: return KeyEvent.VK_DOLLAR;
case 0x26: return KeyEvent.VK_AMPERSAND;
case 0x27: return KeyEvent.VK_QUOTE;
case 0x28: return KeyEvent.VK_LEFT_PARENTHESIS;
case 0x29: return KeyEvent.VK_RIGHT_PARENTHESIS;
case 0x2A: return KeyEvent.VK_ASTERISK;
case 0x2B: return KeyEvent.VK_PLUS;
case 0x2C: return KeyEvent.VK_COMMA;
case 0x2D: return KeyEvent.VK_MINUS;
case 0x2E: return KeyEvent.VK_PERIOD;
case 0x2F: return KeyEvent.VK_SLASH;
case 0x30: return KeyEvent.VK_0;
case 0x31: return KeyEvent.VK_1;
case 0x32: return KeyEvent.VK_2;
case 0x33: return KeyEvent.VK_3;
case 0x34: return KeyEvent.VK_4;
case 0x35: return KeyEvent.VK_5;
case 0x36: return KeyEvent.VK_6;
case 0x37: return KeyEvent.VK_7;
case 0x38: return KeyEvent.VK_8;
case 0x39: return KeyEvent.VK_9;
case 0x3A: return KeyEvent.VK_COLON;
case 0x3B: return KeyEvent.VK_SEMICOLON;
case 0x3C: return KeyEvent.VK_LESS;
case 0x3D: return KeyEvent.VK_EQUALS;
case 0x3E: return KeyEvent.VK_GREATER;
case 0x40: return KeyEvent.VK_AT;
case 0x41: return KeyEvent.VK_A;
case 0x42: return KeyEvent.VK_B;
case 0x43: return KeyEvent.VK_C;
case 0x44: return KeyEvent.VK_D;
case 0x45: return KeyEvent.VK_E;
case 0x46: return KeyEvent.VK_F;
case 0x47: return KeyEvent.VK_G;
case 0x48: return KeyEvent.VK_H;
case 0x49: return KeyEvent.VK_I;
case 0x4A: return KeyEvent.VK_J;
case 0x4B: return KeyEvent.VK_K;
case 0x4C: return KeyEvent.VK_L;
case 0x4D: return KeyEvent.VK_M;
case 0x4E: return KeyEvent.VK_N;
case 0x4F: return KeyEvent.VK_O;
case 0x50: return KeyEvent.VK_P;
case 0x51: return KeyEvent.VK_Q;
case 0x52: return KeyEvent.VK_R;
case 0x53: return KeyEvent.VK_S;
case 0x54: return KeyEvent.VK_T;
case 0x55: return KeyEvent.VK_U;
case 0x56: return KeyEvent.VK_V;
case 0x57: return KeyEvent.VK_W;
case 0x58: return KeyEvent.VK_X;
case 0x59: return KeyEvent.VK_Y;
case 0x5A: return KeyEvent.VK_Z;
case 0x5B: return KeyEvent.VK_OPEN_BRACKET;
case 0x5C: return KeyEvent.VK_BACK_SLASH;
case 0x5D: return KeyEvent.VK_CLOSE_BRACKET;
case 0x5E: return KeyEvent.VK_CIRCUMFLEX;
case 0x5F: return KeyEvent.VK_UNDERSCORE;
case 0x60: return KeyEvent.VK_BACK_QUOTE;
case 0x61: return KeyEvent.VK_A;
case 0x62: return KeyEvent.VK_B;
case 0x63: return KeyEvent.VK_C;
case 0x64: return KeyEvent.VK_D;
case 0x65: return KeyEvent.VK_E;
case 0x66: return KeyEvent.VK_F;
case 0x67: return KeyEvent.VK_G;
case 0x68: return KeyEvent.VK_H;
case 0x69: return KeyEvent.VK_I;
case 0x6A: return KeyEvent.VK_J;
case 0x6B: return KeyEvent.VK_K;
case 0x6C: return KeyEvent.VK_L;
case 0x6D: return KeyEvent.VK_M;
case 0x6E: return KeyEvent.VK_N;
case 0x6F: return KeyEvent.VK_O;
case 0x70: return KeyEvent.VK_P;
case 0x71: return KeyEvent.VK_Q;
case 0x72: return KeyEvent.VK_R;
case 0x73: return KeyEvent.VK_S;
case 0x74: return KeyEvent.VK_T;
case 0x75: return KeyEvent.VK_U;
case 0x76: return KeyEvent.VK_V;
case 0x77: return KeyEvent.VK_W;
case 0x78: return KeyEvent.VK_X;
case 0x79: return KeyEvent.VK_Y;
case 0x7A: return KeyEvent.VK_Z;
case 0x7B: return KeyEvent.VK_BRACELEFT;
case 0x7D: return KeyEvent.VK_BRACERIGHT;
case 0x7F: return KeyEvent.VK_DELETE;
case 0xA1: return KeyEvent.VK_INVERTED_EXCLAMATION_MARK;
}
return 0;
}
Image scaling + caching + error-icon if problems, fix for windows 'auto' scaling
2016-09-26 02:06:27 +02:00
}