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package org.eclipse.ui.examples.templateeditor.editors;
import java.io.IOException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.jface.text.templates.ContextTypeRegistry;
import org.eclipse.jface.text.templates.persistence.TemplateStore;
import org.eclipse.ui.editors.text.templates.ContributionTemplateStore;
import org.eclipse.ui.editors.text.templates.ContributionContextTypeRegistry;
import org.eclipse.ui.examples.javaeditor.JavaEditorExamplePlugin;
import org.eclipse.ui.examples.templateeditor.template.XMLContextType;
/**
* The main plugin class to be used in the desktop.
*/
public class TemplateEditorUI {
/** Key to store custom templates. */
private static final String CUSTOM_TEMPLATES_KEY= "org.eclipse.ui.examples.templateeditor.customtemplates"; //$NON-NLS-1$
/** The shared instance. */
private static TemplateEditorUI fInstance;
/** The template store. */
private TemplateStore fStore;
/** The context type registry. */
private ContributionContextTypeRegistry fRegistry;
private TemplateEditorUI() {
}
/**
* Returns the shared instance.
*
* @return the shared instance
*/
public static TemplateEditorUI getDefault() {
if (fInstance == null)
fInstance= new TemplateEditorUI();
return fInstance;
}
/**
* Returns this plug-in's template store.
*
* @return the template store of this plug-in instance
*/
public TemplateStore getTemplateStore() {
if (fStore == null) {
fStore= new ContributionTemplateStore(getContextTypeRegistry(), JavaEditorExamplePlugin.getDefault().getPreferenceStore(), CUSTOM_TEMPLATES_KEY);
try {
fStore.load();
} catch (IOException e) {
JavaEditorExamplePlugin.getDefault().getLog().log(new Status(IStatus.ERROR, "org.eclipse.ui.examples.javaeditor", IStatus.OK, "", e)); //$NON-NLS-1$ //$NON-NLS-2$
}
}
return fStore;
}
/**
* Returns this plug-in's context type registry.
*
* @return the context type registry for this plug-in instance
*/
public ContextTypeRegistry getContextTypeRegistry() {
if (fRegistry == null) {
// create an configure the contexts available in the template editor
fRegistry= new ContributionContextTypeRegistry();
fRegistry.addContextType(XMLContextType.XML_CONTEXT_TYPE);
}
return fRegistry;
}
/* Forward plug-in methods to javaeditor example plugin default instance */
public ImageRegistry getImageRegistry() {
return JavaEditorExamplePlugin.getDefault().getImageRegistry();
}
public static ImageDescriptor imageDescriptorFromPlugin(String string, String default_image) {
return JavaEditorExamplePlugin.imageDescriptorFromPlugin(string, default_image);
}
public IPreferenceStore getPreferenceStore() {
return JavaEditorExamplePlugin.getDefault().getPreferenceStore();
}
public void savePluginPreferences() {
JavaEditorExamplePlugin.getDefault().savePluginPreferences();
}
}
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