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/*******************************************************************************
* Copyright (c) 2014 QNX Software Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Doug Schaefer
*******************************************************************************/
package org.eclipse.cdt.launchbar.ui.internal;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import org.eclipse.cdt.launchbar.core.ILaunchDescriptor;
import org.eclipse.cdt.launchbar.core.ILaunchTarget;
import org.eclipse.cdt.launchbar.core.ILaunchTargetType;
import org.eclipse.cdt.launchbar.core.internal.ExecutableExtension;
import org.eclipse.cdt.launchbar.core.internal.LaunchBarManager;
import org.eclipse.cdt.launchbar.ui.IHoverProvider;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtension;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.Platform;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.INewWizard;
public class LaunchBarUIManager {
LaunchBarManager manager;
Map<String, ExecutableExtension<ILabelProvider>> descriptorLabelProviders = new HashMap<>();
Map<String, LaunchBarTargetContribution> targetContributions = new HashMap<>();
private final LaunchBarTargetContribution DEFAULT_CONTRIBUTION = new LaunchBarTargetContribution(null, null, null, null,
null, null);
public LaunchBarUIManager(LaunchBarManager manager) {
this.manager = manager;
IExtensionPoint point = Platform.getExtensionRegistry().getExtensionPoint(Activator.PLUGIN_ID, "launchBarUIContributions");
IExtension[] extensions = point.getExtensions();
for (IExtension extension : extensions) {
for (IConfigurationElement element : extension.getConfigurationElements()) {
String elementName = element.getName();
if (elementName.equals("descriptorUI")) {
String descriptorTypeId = element.getAttribute("descriptorTypeId");
ExecutableExtension<ILabelProvider> labelProvider = new ExecutableExtension<>(element, "labelProvider");
descriptorLabelProviders.put(descriptorTypeId, labelProvider);
} else if (elementName.equals("targetUI")) {
String targetTypeId = element.getAttribute("targetTypeId");
String targetName = element.getAttribute("name");
String iconStr = element.getAttribute("icon");
ExecutableExtension<ILabelProvider> labelProvider = new ExecutableExtension<ILabelProvider>(element, "labelProvider");
ExecutableExtension<IHoverProvider> hoverProvider = null;
if (element.getAttribute("hoverProvider") != null) {
hoverProvider = new ExecutableExtension<IHoverProvider>(element, "hoverProvider");
}
String editCommandId = element.getAttribute("editCommandId");
ExecutableExtension<INewWizard> newWizard = null;
if (element.getAttribute("newWizard") != null) {
newWizard = new ExecutableExtension<INewWizard>(element, "newWizard");
}
targetContributions.put(targetTypeId, new LaunchBarTargetContribution(targetName, iconStr,
labelProvider, hoverProvider, editCommandId, newWizard));
}
}
}
}
public LaunchBarManager getManager() {
return manager;
}
public ILabelProvider getLabelProvider(ILaunchDescriptor descriptor) throws CoreException {
ExecutableExtension<ILabelProvider> provider = descriptorLabelProviders.get(manager.getDescriptorTypeId(descriptor.getType()));
return provider != null ? provider.get() : null;
}
public String getTargetTypeName(ILaunchTarget target) {
return getTargetTypeName(target.getType());
}
public String getTargetTypeName(ILaunchTargetType targetType) {
String typeId = manager.getTargetTypeId(targetType);
String name = targetContributions.get(typeId).name;
return name != null ? name : typeId;
}
public Image getTargetTypeIcon(ILaunchTargetType targetType) {
String typeId = manager.getTargetTypeId(targetType);
return targetContributions.get(typeId).getIcon();
}
public ILabelProvider getLabelProvider(ILaunchTarget target) throws CoreException {
ExecutableExtension<ILabelProvider> provider = getContribution(target).labelProvider;
return provider != null ? provider.get() : null;
}
public IHoverProvider getHoverProvider(ILaunchTarget target) throws CoreException {
ExecutableExtension<IHoverProvider> hoverProvider = getContribution(target).hoverProvider;
return hoverProvider != null ? hoverProvider.get() : null;
}
public String getEditCommand(ILaunchTarget target) {
return getContribution(target).editCommandId;
}
public Map<ILaunchTargetType, ExecutableExtension<INewWizard>> getNewTargetWizards() {
Map<ILaunchTargetType, ExecutableExtension<INewWizard>> wizards = new HashMap<>();
for (Entry<String, LaunchBarTargetContribution> contrib : targetContributions.entrySet()) {
if (contrib.getValue().newWizard != null) {
ILaunchTargetType type = manager.getLaunchTargetType(contrib.getKey());
if (type != null) {
wizards.put(type, contrib.getValue().newWizard);
}
}
}
return wizards;
}
public Map<String, Image> getTargetIcons() {
Map<String, Image> icons = new HashMap<>();
for (LaunchBarTargetContribution contribution : targetContributions.values()) {
Image icon = contribution.getIcon();
if (icon != null) {
icons.put(contribution.name, icon);
}
}
return icons;
}
private LaunchBarTargetContribution getContribution(ILaunchTarget target) {
LaunchBarTargetContribution c = targetContributions.get(manager.getTargetTypeId(target.getType()));
if (c == null) {
return DEFAULT_CONTRIBUTION;
}
return c;
}
private class LaunchBarTargetContribution {
String name;
String iconStr;
Image icon;
ExecutableExtension<ILabelProvider> labelProvider;
ExecutableExtension<IHoverProvider> hoverProvider;
String editCommandId;
ExecutableExtension<INewWizard> newWizard;
LaunchBarTargetContribution(String name, String iconStr,
ExecutableExtension<ILabelProvider> labelProvider,
ExecutableExtension<IHoverProvider> hoverProvider,
String editCommand,
ExecutableExtension<INewWizard> newWizard) {
this.name = name;
this.iconStr = iconStr;
this.icon = null;
this.labelProvider = labelProvider;
this.hoverProvider = hoverProvider;
this.editCommandId = editCommand;
this.newWizard = newWizard;
}
Image getIcon() {
if (icon == null) {
if (iconStr != null && !iconStr.isEmpty()) {
try {
icon = ImageDescriptor.createFromURL(new URL(iconStr)).createImage();
} catch (MalformedURLException e) {
Activator.log(e);
}
}
}
return icon;
}
}
}
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