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[274414] Use a Job to prevent locking the UI

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This commit is contained in:
Marc Khouzam 2009-04-29 20:05:28 +00:00
parent 4a63d165b2
commit ec8730ff11
1 changed files with 77 additions and 49 deletions
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126
dsf-gdb/org.eclipse.cdt.dsf.gdb/src/org/eclipse/cdt/dsf/gdb/launching/FinalLaunchSequence.java
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@ -49,6 +49,7 @@ import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.IStatusHandler;
@ -306,57 +307,84 @@ public class FinalLaunchSequence extends Sequence {
* Specify the core file to be debugged if we are launching such a debug session.
*/
new Step() {
private String promptForCoreFilePath() throws CoreException {
IStatus promptStatus = new Status(IStatus.INFO, "org.eclipse.debug.ui", 200/*STATUS_HANDLER_PROMPT*/, "", null); //$NON-NLS-1$//$NON-NLS-2$
IStatus filePrompt = new Status(IStatus.INFO, "org.eclipse.cdt.dsf.gdb.ui", 1001, "", null); //$NON-NLS-1$//$NON-NLS-2$
// consult a status handler
IStatusHandler prompter = DebugPlugin.getDefault().getStatusHandler(promptStatus);
if (prompter != null) {
Object result = prompter.handleStatus(filePrompt, null);
if (result instanceof String) {
return (String)result;
}
}
return null;
}
@Override
public void execute(final RequestMonitor requestMonitor) {
if (fSessionType == SessionType.CORE) {
Exception exception = null;
String coreFile;
try {
coreFile = fLaunch.getLaunchConfiguration().getAttribute(ICDTLaunchConfigurationConstants.ATTR_COREFILE_PATH, ""); //$NON-NLS-1$
// Need a job because prompter.handleStatus will block
class PromptForCoreJob extends Job {
DataRequestMonitor<String> fRequestMonitor;
if (coreFile != null) {
if (coreFile.length() == 0) {
coreFile = promptForCoreFilePath();
if (coreFile == null || coreFile.length()== 0) {
requestMonitor.setStatus(new Status(IStatus.ERROR, GdbPlugin.PLUGIN_ID, -1, "Cannot get core file path", exception)); //$NON-NLS-1$
requestMonitor.done();
return;
}
}
fCommandControl.queueCommand(
new MITargetSelectCore(fCommandControl.getContext(), coreFile),
new DataRequestMonitor<MIInfo>(getExecutor(), requestMonitor) {
@Override
protected void handleSuccess() {
requestMonitor.done();
}
});
return;
}
} catch (CoreException e) {
exception = e;
}
public PromptForCoreJob(String name, DataRequestMonitor<String> rm) {
super(name);
fRequestMonitor = rm;
}
requestMonitor.setStatus(new Status(IStatus.ERROR, GdbPlugin.PLUGIN_ID, -1, "Cannot get core file path", exception)); //$NON-NLS-1$
requestMonitor.done();
} else {
requestMonitor.done();
}
}},
@Override
protected IStatus run(IProgressMonitor monitor) {
final IStatus promptStatus = new Status(IStatus.INFO, "org.eclipse.debug.ui", 200/*STATUS_HANDLER_PROMPT*/, "", null); //$NON-NLS-1$//$NON-NLS-2$
final IStatus filePrompt = new Status(IStatus.INFO, "org.eclipse.cdt.dsf.gdb.ui", 1001, "", null); //$NON-NLS-1$//$NON-NLS-2$
// consult a status handler
final IStatusHandler prompter = DebugPlugin.getDefault().getStatusHandler(promptStatus);
final Status NO_CORE_STATUS = new Status(IStatus.ERROR, GdbPlugin.PLUGIN_ID, -1,
LaunchMessages.getString("LocalCDILaunchDelegate.6"), //$NON-NLS-1$
null);
if (prompter == null) {
fRequestMonitor.setStatus(NO_CORE_STATUS);
fRequestMonitor.done();
return Status.OK_STATUS;
}
try {
Object result = prompter.handleStatus(filePrompt, null);
if (result instanceof String) {
fRequestMonitor.setData((String)result);
} else {
fRequestMonitor.setStatus(NO_CORE_STATUS);
}
} catch (CoreException e) {
fRequestMonitor.setStatus(NO_CORE_STATUS);
}
fRequestMonitor.done();
return Status.OK_STATUS;
}
};
@Override
public void execute(final RequestMonitor requestMonitor) {
if (fSessionType == SessionType.CORE) {
try {
String coreFile = fLaunch.getLaunchConfiguration().getAttribute(ICDTLaunchConfigurationConstants.ATTR_COREFILE_PATH, ""); //$NON-NLS-1$
if (coreFile.length() == 0) {
new PromptForCoreJob(
"Prompt for core file", //$NON-NLS-1$
new DataRequestMonitor<String>(getExecutor(), requestMonitor) {
@Override
protected void handleSuccess() {
String newCoreFile = getData();
if (newCoreFile == null || newCoreFile.length()== 0) {
requestMonitor.setStatus(new Status(IStatus.ERROR, GdbPlugin.PLUGIN_ID, -1, "Cannot get core file path", null)); //$NON-NLS-1$
requestMonitor.done();
} else {
fCommandControl.queueCommand(
new MITargetSelectCore(fCommandControl.getContext(), newCoreFile),
new DataRequestMonitor<MIInfo>(getExecutor(), requestMonitor));
}
}
}).schedule();
} else {
fCommandControl.queueCommand(
new MITargetSelectCore(fCommandControl.getContext(), coreFile),
new DataRequestMonitor<MIInfo>(getExecutor(), requestMonitor));
}
} catch (CoreException e) {
requestMonitor.setStatus(new Status(IStatus.ERROR, GdbPlugin.PLUGIN_ID, -1, "Cannot get core file path", e)); //$NON-NLS-1$
requestMonitor.done();
}
} else {
requestMonitor.done();
}
}
},
/*
* If remote debugging, connect to target.
*/