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add dynamic update of waveform list

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This commit is contained in:
Eyck Jentzsch
2021-01-09 20:10:58 +01:00
parent 15fb825548
commit 73b21cb80b
24 changed files with 1028 additions and 894 deletions
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189
plugins/com.minres.scviewer.e4.application/src/org/eclipse/wb/swt/ResourceManager.java
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@@ -13,8 +13,6 @@ package org.eclipse.wb.swt;
import java.io.File;
import java.io.InputStream;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.HashMap;
@@ -61,7 +59,7 @@ public class ResourceManager extends SWTResourceManager {
/**
* The map where we store our images.
*/
private static Map<ImageDescriptor, Image> m_descriptorImageMap = new HashMap<ImageDescriptor, Image>();
private static Map<ImageDescriptor, Image> descriptorImageMap = new HashMap<>();
/**
* Returns an {@link ImageDescriptor} stored in the file at the specified path
@@ -97,22 +95,16 @@ public class ResourceManager extends SWTResourceManager {
* @return the {@link Image} based on the specified {@link ImageDescriptor}.
*/
public static Image getImage(ImageDescriptor descriptor) {
if (descriptor == null) {
if (descriptor == null)
return null;
}
Image image = m_descriptorImageMap.get(descriptor);
if (image == null) {
image = descriptor.createImage();
m_descriptorImageMap.put(descriptor, image);
}
return image;
return descriptorImageMap.computeIfAbsent(descriptor, ImageDescriptor::createImage);
}
/**
* Maps images to decorated images.
*/
@SuppressWarnings("unchecked")
private static Map<Image, Map<Image, Image>>[] m_decoratedImageMap = new Map[LAST_CORNER_KEY];
private static Map<Image, Map<Image, Image>>[] decoratedImageMap = new Map[LAST_CORNER_KEY];
/**
* Returns an {@link Image} composed of a base image decorated by another image.
@@ -140,17 +132,12 @@ public class ResourceManager extends SWTResourceManager {
if (corner <= 0 || corner >= LAST_CORNER_KEY) {
throw new IllegalArgumentException(Messages.ResourceManager_0);
}
Map<Image, Map<Image, Image>> cornerDecoratedImageMap = m_decoratedImageMap[corner];
Map<Image, Map<Image, Image>> cornerDecoratedImageMap = decoratedImageMap[corner];
if (cornerDecoratedImageMap == null) {
cornerDecoratedImageMap = new HashMap<Image, Map<Image, Image>>();
m_decoratedImageMap[corner] = cornerDecoratedImageMap;
cornerDecoratedImageMap = new HashMap<>();
decoratedImageMap[corner] = cornerDecoratedImageMap;
}
Map<Image, Image> decoratedMap = cornerDecoratedImageMap.get(baseImage);
if (decoratedMap == null) {
decoratedMap = new HashMap<Image, Image>();
cornerDecoratedImageMap.put(baseImage, decoratedMap);
}
//
Map<Image, Image> decoratedMap = cornerDecoratedImageMap.computeIfAbsent(baseImage, k -> new HashMap<Image, Image>());
Image result = decoratedMap.get(decorator);
if (result == null) {
final Rectangle bib = baseImage.getBounds();
@@ -181,7 +168,7 @@ public class ResourceManager extends SWTResourceManager {
}
return result;
}
private static ImageDataProvider getUnzoomedImageDataProvider(ImageData imageData) {
return zoom -> zoom == 100 ? imageData : null;
}
@@ -193,15 +180,13 @@ public class ResourceManager extends SWTResourceManager {
public static void disposeImages() {
SWTResourceManager.disposeImages();
// dispose ImageDescriptor images
{
for (Iterator<Image> I = m_descriptorImageMap.values().iterator(); I.hasNext();) {
I.next().dispose();
}
m_descriptorImageMap.clear();
for (Iterator<Image> I = descriptorImageMap.values().iterator(); I.hasNext();) {
I.next().dispose();
}
descriptorImageMap.clear();
// dispose decorated images
for (int i = 0; i < m_decoratedImageMap.length; i++) {
Map<Image, Map<Image, Image>> cornerDecoratedImageMap = m_decoratedImageMap[i];
for (int i = 0; i < decoratedImageMap.length; i++) {
Map<Image, Map<Image, Image>> cornerDecoratedImageMap = decoratedImageMap[i];
if (cornerDecoratedImageMap != null) {
for (Map<Image, Image> decoratedMap : cornerDecoratedImageMap.values()) {
for (Image image : decoratedMap.values()) {
@@ -213,12 +198,10 @@ public class ResourceManager extends SWTResourceManager {
}
}
// dispose plugin images
{
for (Iterator<Image> I = m_URLImageMap.values().iterator(); I.hasNext();) {
I.next().dispose();
}
m_URLImageMap.clear();
for (Iterator<Image> I = urlImageMap.values().iterator(); I.hasNext();) {
I.next().dispose();
}
urlImageMap.clear();
}
////////////////////////////////////////////////////////////////////////////
@@ -229,7 +212,7 @@ public class ResourceManager extends SWTResourceManager {
/**
* Maps URL to images.
*/
private static Map<String, Image> m_URLImageMap = new HashMap<String, Image>();
private static Map<String, Image> urlImageMap = new HashMap<>();
/**
* Provider for plugin resources, used by WindowBuilder at design time.
@@ -242,29 +225,7 @@ public class ResourceManager extends SWTResourceManager {
* Instance of {@link PluginResourceProvider}, used by WindowBuilder at design
* time.
*/
private static PluginResourceProvider m_designTimePluginResourceProvider = null;
/**
* Returns an {@link Image} based on a plugin and file path.
*
* @param plugin the plugin {@link Object} containing the image
* @param name the path to the image within the plugin
* @return the {@link Image} stored in the file at the specified path
*
* @deprecated Use {@link #getPluginImage(String, String)} instead.
*/
@Deprecated
public static Image getPluginImage(Object plugin, String name) {
try {
URL url = getPluginImageURL(plugin, name);
if (url != null) {
return getPluginImageFromUrl(url);
}
} catch (Throwable e) {
// Ignore any exceptions
}
return null;
}
private static PluginResourceProvider designTimePluginResourceProvider = null;
/**
* Returns an {@link Image} based on a {@link Bundle} and resource entry path.
@@ -279,7 +240,7 @@ public class ResourceManager extends SWTResourceManager {
if (url != null) {
return getPluginImageFromUrl(url);
}
} catch (Throwable e) {
} catch (Exception e) {
// Ignore any exceptions
}
return null;
@@ -290,47 +251,19 @@ public class ResourceManager extends SWTResourceManager {
*/
private static Image getPluginImageFromUrl(URL url) {
try {
try {
String key = url.toExternalForm();
Image image = m_URLImageMap.get(key);
if (image == null) {
InputStream stream = url.openStream();
try {
image = getImage(stream);
m_URLImageMap.put(key, image);
} finally {
stream.close();
}
String key = url.toExternalForm();
Image image = urlImageMap.get(key);
if (image == null) {
InputStream stream = url.openStream();
try {
image = getImage(stream);
urlImageMap.put(key, image);
} finally {
stream.close();
}
return image;
} catch (Throwable e) {
// Ignore any exceptions
}
} catch (Throwable e) {
// Ignore any exceptions
}
return null;
}
/**
* Returns an {@link ImageDescriptor} based on a plugin and file path.
*
* @param plugin the plugin {@link Object} containing the image.
* @param name the path to th eimage within the plugin.
* @return the {@link ImageDescriptor} stored in the file at the specified path.
*
* @deprecated Use {@link #getPluginImageDescriptor(String, String)} instead.
*/
@Deprecated
public static ImageDescriptor getPluginImageDescriptor(Object plugin, String name) {
try {
try {
URL url = getPluginImageURL(plugin, name);
return ImageDescriptor.createFromURL(url);
} catch (Throwable e) {
// Ignore any exceptions
}
} catch (Throwable e) {
return image;
} catch (Exception e) {
// Ignore any exceptions
}
return null;
@@ -351,7 +284,7 @@ public class ResourceManager extends SWTResourceManager {
if (url != null) {
return ImageDescriptor.createFromURL(url);
}
} catch (Throwable e) {
} catch (Exception e) {
// Ignore any exceptions
}
return null;
@@ -362,66 +295,18 @@ public class ResourceManager extends SWTResourceManager {
*/
private static URL getPluginImageURL(String symbolicName, String path) {
// try runtime plugins
{
Bundle bundle = Platform.getBundle(symbolicName);
if (bundle != null) {
return bundle.getEntry(path);
}
Bundle bundle = Platform.getBundle(symbolicName);
if (bundle != null) {
return bundle.getEntry(path);
}
// try design time provider
if (m_designTimePluginResourceProvider != null) {
return m_designTimePluginResourceProvider.getEntry(symbolicName, path);
if (designTimePluginResourceProvider != null) {
return designTimePluginResourceProvider.getEntry(symbolicName, path);
}
// no such resource
return null;
}
/**
* Returns an {@link URL} based on a plugin and file path.
*
* @param plugin the plugin {@link Object} containing the file path.
* @param name the file path.
* @return the {@link URL} representing the file at the specified path.
* @throws Exception
*/
private static URL getPluginImageURL(Object plugin, String name) throws Exception {
// try to work with 'plugin' as with OSGI BundleContext
try {
Class<?> BundleClass = Class.forName("org.osgi.framework.Bundle"); //$NON-NLS-1$
Class<?> BundleContextClass = Class.forName("org.osgi.framework.BundleContext"); //$NON-NLS-1$
if (BundleContextClass.isAssignableFrom(plugin.getClass())) {
Method getBundleMethod = BundleContextClass.getMethod("getBundle", new Class[0]); //$NON-NLS-1$
Object bundle = getBundleMethod.invoke(plugin, new Object[0]);
//
Class<?> PathClass = Class.forName("org.eclipse.core.runtime.Path"); //$NON-NLS-1$
Constructor<?> pathConstructor = PathClass.getConstructor(new Class[] { String.class });
Object path = pathConstructor.newInstance(new Object[] { name });
//
Class<?> IPathClass = Class.forName("org.eclipse.core.runtime.IPath"); //$NON-NLS-1$
Class<?> PlatformClass = Class.forName("org.eclipse.core.runtime.Platform"); //$NON-NLS-1$
Method findMethod = PlatformClass.getMethod("find", new Class[] { BundleClass, IPathClass }); //$NON-NLS-1$
return (URL) findMethod.invoke(null, new Object[] { bundle, path });
}
} catch (Throwable e) {
// Ignore any exceptions
}
// else work with 'plugin' as with usual Eclipse plugin
{
Class<?> PluginClass = Class.forName("org.eclipse.core.runtime.Plugin"); //$NON-NLS-1$
if (PluginClass.isAssignableFrom(plugin.getClass())) {
//
Class<?> PathClass = Class.forName("org.eclipse.core.runtime.Path"); //$NON-NLS-1$
Constructor<?> pathConstructor = PathClass.getConstructor(new Class[] { String.class });
Object path = pathConstructor.newInstance(new Object[] { name });
//
Class<?> IPathClass = Class.forName("org.eclipse.core.runtime.IPath"); //$NON-NLS-1$
Method findMethod = PluginClass.getMethod("find", new Class[] { IPathClass }); //$NON-NLS-1$
return (URL) findMethod.invoke(plugin, new Object[] { path });
}
}
return null;
}
////////////////////////////////////////////////////////////////////////////
//
// General