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run the init of completion contributor in a ISafeRunnable

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This commit is contained in:
David Inglis 2003-04-21 16:19:44 +00:00
parent 67b40d2e68
commit fd3e1ebcc0
1 changed files with 50 additions and 45 deletions
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95
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/CCompletionContributorManager.java
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@ -5,18 +5,18 @@ package org.eclipse.cdt.internal.ui;
* All Rights Reserved. * All Rights Reserved.
*/ */
import org.eclipse.cdt.ui.*;
import org.eclipse.cdt.ui.ICCompletionContributor;
import org.eclipse.cdt.ui.IFunctionSummary;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.List; import java.util.List;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.cdt.ui.ICCompletionContributor;
import org.eclipse.cdt.ui.IFunctionSummary;
import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement; import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtensionPoint; import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.ISafeRunnable;
import org.eclipse.core.runtime.Platform; import org.eclipse.core.runtime.Platform;
/** /**
* Manages external plugins that contribute completion and function * Manages external plugins that contribute completion and function
* info through the CCompletionContributor extension point * info through the CCompletionContributor extension point
@ -28,86 +28,91 @@ public class CCompletionContributorManager {
static boolean fContributorsLoaded = false; static boolean fContributorsLoaded = false;
public static final String CONTRIBUTION_EXTENSION = "CCompletionContributor"; public static final String CONTRIBUTION_EXTENSION = "CCompletionContributor";
static private CCompletionContributorManager fInstance; static private CCompletionContributorManager fInstance;
private CCompletionContributorManager() { private CCompletionContributorManager() {
// Initialize and scan the extension points // Initialize and scan the extension points
} }
public static CCompletionContributorManager getDefault() { public static CCompletionContributorManager getDefault() {
if(fInstance == null) { if (fInstance == null) {
fInstance = new CCompletionContributorManager(); fInstance = new CCompletionContributorManager();
} }
return fInstance; return fInstance;
} }
public IFunctionSummary getFunctionInfo(String name) { public IFunctionSummary getFunctionInfo(String name) {
if(!fContributorsLoaded) if (!fContributorsLoaded)
loadExtensions(); loadExtensions();
for (int i= 0; i < fCompletionContributors.size(); i++) { for (int i = 0; i < fCompletionContributors.size(); i++) {
ICCompletionContributor c = (ICCompletionContributor)fCompletionContributors.get(i); ICCompletionContributor c = (ICCompletionContributor) fCompletionContributors.get(i);
IFunctionSummary f = c.getFunctionInfo(name); IFunctionSummary f = c.getFunctionInfo(name);
if(f != null) if (f != null)
return f; return f;
} }
return null; return null;
} }
public IFunctionSummary[] getMatchingFunctions(String frag) { public IFunctionSummary[] getMatchingFunctions(String frag) {
if(!fContributorsLoaded) if (!fContributorsLoaded)
loadExtensions(); loadExtensions();
IFunctionSummary[] fs = null; IFunctionSummary[] fs = null;
for (int i= 0; i < fCompletionContributors.size(); i++) { for (int i = 0; i < fCompletionContributors.size(); i++) {
ICCompletionContributor c = (ICCompletionContributor)fCompletionContributors.get(i); ICCompletionContributor c = (ICCompletionContributor) fCompletionContributors.get(i);
IFunctionSummary[] f = c.getMatchingFunctions(frag); IFunctionSummary[] f = c.getMatchingFunctions(frag);
if(f != null) { if (f != null) {
if(fs != null) { if (fs != null) {
int length = f.length + fs.length; int length = f.length + fs.length;
IFunctionSummary[] ft = new IFunctionSummary[length]; IFunctionSummary[] ft = new IFunctionSummary[length];
int j; int j;
for(j = 0; j < fs.length; j++) ft[j] = fs[j]; for (j = 0; j < fs.length; j++)
for(j = 0; j < f.length; j++) ft[j + fs.length] = f[j]; ft[j] = fs[j];
for (j = 0; j < f.length; j++)
ft[j + fs.length] = f[j];
fs = ft; fs = ft;
} else { } else {
fs = f; fs = f;
} }
} }
//if(f != null) //if(f != null)
//return f; //return f;
} }
return fs; return fs;
} }
private void loadExtensions() { private void loadExtensions() {
fContributorsLoaded = true; fContributorsLoaded = true;
fCompletionContributors= new ArrayList(2); fCompletionContributors = new ArrayList(2);
// populate list // populate list
IExtensionPoint extensionPoint= Platform.getPluginRegistry().getExtensionPoint(CUIPlugin.PLUGIN_ID, "CCompletionContributor"); //$NON-NLS-1$ IExtensionPoint extensionPoint = Platform.getPluginRegistry().getExtensionPoint(CUIPlugin.PLUGIN_ID, "CCompletionContributor"); //$NON-NLS-1$
if (extensionPoint != null) { if (extensionPoint != null) {
IConfigurationElement[] elements= extensionPoint.getConfigurationElements(); IConfigurationElement[] elements = extensionPoint.getConfigurationElements();
for (int i= 0; i < elements.length; i++) { for (int i = 0; i < elements.length; i++) {
if(elements[i].getName().equals("provider")) { if (elements[i].getName().equals("provider")) {
ICCompletionContributor c;
try { try {
final ICCompletionContributor c;
// Instantiate the classe // Instantiate the classe
c = (ICCompletionContributor)elements[i].createExecutableExtension("class"); c = (ICCompletionContributor) elements[i].createExecutableExtension("class");
// Initialize ISafeRunnable runnable = new ISafeRunnable() {
c.initialize(); public void run() throws Exception {
// Add to contributor list // Initialize
fCompletionContributors.add(c); c.initialize();
// Add to contributor list
fCompletionContributors.add(c);
}
public void handleException(Throwable exception) {
}
};
Platform.run(runnable);
} catch (CoreException e) { } catch (CoreException e) {
System.out.println("Unable to instantiate ContributionManager extension");
} }
} }
} }
} }
} }
} }