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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package test;
import java.awt.Component;
import java.awt.GraphicsConfiguration;
import java.awt.Shape;
import java.awt.Window;
import java.lang.reflect.Method;
/**
*
* @author user
*/
public class AWTUtilities {
private static Class AWTUTILITIES_DELEGATED_CLASS = null;
private static Class TRANSLUCENCY_DELEGATED_CLASS = null;
private static boolean SUPPORTS_AWTUTILITIES = false;
private static boolean SUPPORTS_JNA = false;
static {
String version = System.getProperty("java.version");
String[] tokens = version.split("\\.");
int major = Integer.parseInt(tokens[0]);
int minor = Integer.parseInt(tokens[1]);
String awtUtilitiesClassname = null;
if (major == 1) {
if (minor == 6) {
awtUtilitiesClassname = "com.sun.awt.AWTUtilities";
} else if (minor > 6) {
}
} else {
}
if (awtUtilitiesClassname != null) {
String translucencyUtilitiesClassname = awtUtilitiesClassname + "$Translucency";
try {
AWTUTILITIES_DELEGATED_CLASS = Class.forName(awtUtilitiesClassname);
TRANSLUCENCY_DELEGATED_CLASS = Class.forName(translucencyUtilitiesClassname);
} // Silently consume exception.
catch (Exception e) {
}
}
SUPPORTS_AWTUTILITIES = (AWTUTILITIES_DELEGATED_CLASS != null);
}
public enum Translucency {
PERPIXEL_TRANSPARENT, TRANSLUCENT, PERPIXEL_TRANSLUCENT;
public Object toAWT() {
Object result = null;
if (SUPPORTS_AWTUTILITIES) {
try {
Method method = TRANSLUCENCY_DELEGATED_CLASS.getMethod("valueOf", String.class);
result = method.invoke(null, this.toString());
} // Silently consume exception.
catch (Exception e) {
}
}
return result;
}
}
public static boolean isTranslucencySupported(Translucency translucency) {
boolean result = false;
if (SUPPORTS_AWTUTILITIES) {
try {
Method method = AWTUTILITIES_DELEGATED_CLASS.getMethod("isTranslucencySupported", TRANSLUCENCY_DELEGATED_CLASS);
result = (Boolean) method.invoke(null, translucency.toAWT());
} // Silently consume exception.
catch (Exception e) {
}
}
return result;
}
public static void setWindowOpacity(Window window, float opacity) {
if (SUPPORTS_AWTUTILITIES) {
try {
Method method = AWTUTILITIES_DELEGATED_CLASS.getMethod("setWindowOpacity", Window.class, float.class);
method.invoke(null, window, opacity);
} // Silently consume exception.
catch (Exception e) {
}
}
}
public static float getWindowOpacity(Window window) {
float result = 1f;
if (SUPPORTS_AWTUTILITIES) {
try {
Method method = AWTUTILITIES_DELEGATED_CLASS.getMethod("getWindowOpacity", Window.class);
result = (Float) method.invoke(null, window);
} // Silently consume exception.
catch (Exception e) {
}
}
return result;
}
public static Shape getWindowShape(Window window) {
Shape result = null;
if (SUPPORTS_AWTUTILITIES) {
try {
Method method = AWTUTILITIES_DELEGATED_CLASS.getMethod("getWindowShape", Window.class);
result = (Shape) method.invoke(null, window);
} // Silently consume exception.
catch (Exception e) {
}
}
return result;
}
public static void setWindowShape(Window window, Shape shape) {
if (SUPPORTS_AWTUTILITIES) {
try {
Method method = AWTUTILITIES_DELEGATED_CLASS.getMethod("setWindowShape", Window.class, Shape.class);
method.invoke(null, window, shape);
} // Silently consume exception.
catch (Exception e) {
}
}
}
public static void setWindowOpaque(Window window, boolean opaque) {
if (SUPPORTS_AWTUTILITIES) {
try {
Method method = AWTUTILITIES_DELEGATED_CLASS.getMethod("setWindowOpaque", Window.class, boolean.class);
method.invoke(null, window, opaque);
} // Silently consume exception.
catch (Exception e) {
}
}
}
public static boolean isWindowOpaque(Window window) {
boolean result = false;
if (SUPPORTS_AWTUTILITIES) {
try {
Method method = AWTUTILITIES_DELEGATED_CLASS.getMethod("isWindowOpaque", Window.class);
result = (Boolean) method.invoke(null, window);
} // Silently consume exception.
catch (Exception e) {
}
}
return result;
}
public static boolean isTranslucencyCapable(GraphicsConfiguration gc) {
boolean result = false;
if (SUPPORTS_AWTUTILITIES) {
try {
Method method = AWTUTILITIES_DELEGATED_CLASS.getMethod("isTranslucencyCapable", GraphicsConfiguration.class);
result = (Boolean) method.invoke(null, gc);
} // Silently consume exception.
catch (Exception e) {
}
}
return result;
}
public static void setComponentMixingCutoutShape(Component component, Shape shape) {
if (SUPPORTS_AWTUTILITIES) {
try {
Method method = AWTUTILITIES_DELEGATED_CLASS.getMethod("setComponentMixingCutoutShape", Component.class, Shape.class);
method.invoke(null, component, shape);
} // Silently consume exception.
catch (Exception e) {
}
}
}
} |
Problème de paint avec un composant personnalisé
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