RemoteLaunchConfigurationTab.java

package org.eclipse.dltk.debug.ui.launchConfigurations;

import org.eclipse.core.runtime.IStatus;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
import org.eclipse.debug.ui.DebugUITools;
import org.eclipse.debug.ui.IDebugUIConstants;
import org.eclipse.dltk.debug.core.DLTKDebugPlugin;
import org.eclipse.dltk.debug.ui.messages.DLTKLaunchConfigurationsMessages;
import org.eclipse.dltk.internal.launching.LaunchConfigurationUtils;
import org.eclipse.dltk.launching.ScriptLaunchConfigurationConstants;
import org.eclipse.dltk.ui.preferences.FieldValidators;
import org.eclipse.dltk.ui.util.SWTFactory;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Text;

public abstract class RemoteLaunchConfigurationTab
		extends ScriptLaunchConfigurationTab {

	private static int DEFAULT_PORT = 10000;
	private static String DEFAULT_IDEKEY = "idekey"; //$NON-NLS-1$

	protected Text port;
	protected Text ideKey;
	protected Text timeoutText;
	protected Text remoteWorkingDir;
	protected Button stripSourceFolders;

	public RemoteLaunchConfigurationTab(String mode) {
		super(mode);
	}

	@Override
	public String getName() {
		return DLTKLaunchConfigurationsMessages.remoteTab_title;
	}

	@Override
	public Image getImage() {
		return DebugUITools.getImage(IDebugUIConstants.IMG_LCL_DISCONNECT);
	}

	@Override
	protected void doInitializeForm(ILaunchConfiguration config) {
		port.setText(LaunchConfigurationUtils.getString(config,
				ScriptLaunchConfigurationConstants.ATTR_DLTK_DBGP_PORT,
				Integer.toString(getDefaultPort())));

		ideKey.setText(LaunchConfigurationUtils.getString(config,
				ScriptLaunchConfigurationConstants.ATTR_DLTK_DBGP_SESSION_ID,
				getDefaultIDEKey()));

		timeoutText.setText(Integer
				.toString(LaunchConfigurationUtils.getConnectionTimeout(config,
						getDefaultRemoteTimeout()) / 1000));

		remoteWorkingDir.setText(LaunchConfigurationUtils.getString(config,
				ScriptLaunchConfigurationConstants.ATTR_DLTK_DBGP_REMOTE_WORKING_DIR,
				getDefaultRemoteWorkingDir()));
		stripSourceFolders.setSelection(LaunchConfigurationUtils.getBoolean(
				config,
				ScriptLaunchConfigurationConstants.ATTR_DLTK_DBGP_STRIP_SOURCE_FOLDERS,
				getDefaultStripSourceFolders()));
	}

	/**
	 * Override this method to configure other default port.
	 */
	protected int getDefaultPort() {
		return DEFAULT_PORT;
	}

	/**
	 * Override this method to configure other default ide key.
	 */
	protected String getDefaultIDEKey() {
		return DEFAULT_IDEKEY;
	}

	/**
	 * Override this method to configure other default remote working dir.
	 */
	protected String getDefaultRemoteWorkingDir() {
		return "";//$NON-NLS-1$
	}

	protected boolean getDefaultStripSourceFolders() {
		return false;
	}

	@Override
	protected void doPerformApply(ILaunchConfigurationWorkingCopy config) {
		config.setAttribute(
				ScriptLaunchConfigurationConstants.ATTR_DLTK_DBGP_PORT,
				port.getText().trim());
		config.setAttribute(
				ScriptLaunchConfigurationConstants.ATTR_DLTK_DBGP_SESSION_ID,
				ideKey.getText().trim());
		int timeout;
		try {
			timeout = Integer.parseInt(timeoutText.getText().trim());
		} catch (NumberFormatException e) {
			timeout = getDefaultRemoteTimeout() / 1000;
		}
		config.setAttribute(
				ScriptLaunchConfigurationConstants.ATTR_DLTK_DBGP_WAITING_TIMEOUT,
				timeout * 1000);

		config.setAttribute(
				ScriptLaunchConfigurationConstants.ATTR_DLTK_DBGP_REMOTE_WORKING_DIR,
				remoteWorkingDir.getText().trim());
		config.setAttribute(
				ScriptLaunchConfigurationConstants.ATTR_DLTK_DBGP_STRIP_SOURCE_FOLDERS,
				stripSourceFolders.getSelection());
	}

	private int getDefaultRemoteTimeout() {
		return DLTKDebugPlugin.getConnectionTimeout() * 3;
	}

	@Override
	protected boolean validate() {
		return super.validate() && validatePort() && validateIdeKey()
				&& validateRemoteWorkingDir();
	}

	protected boolean validatePort() {
		IStatus result = FieldValidators.PORT_VALIDATOR
				.validate(port.getText());

		if (!result.isOK()) {
			setErrorMessage(result.getMessage());
			return false;
		}

		return true;
	}

	protected boolean validateIdeKey() {
		String key = ideKey.getText().trim();
		if (key.length() == 0) {
			setErrorMessage(
					DLTKLaunchConfigurationsMessages.remoteError_ideKeyEmpty);
			return false;
		}

		return true;
	}

	protected boolean validateRemoteWorkingDir() {
		// XXX: what validation should be done on this?
		return true;
	}

	@Override
	protected void doCreateControl(Composite composite) {
		Group group = SWTFactory.createGroup(composite,
				DLTKLaunchConfigurationsMessages.remoteTab_connectionProperties,
				2, 1, GridData.FILL_HORIZONTAL);

		SWTFactory.createLabel(group,
				DLTKLaunchConfigurationsMessages.remoteTab_connectionPort, 1);
		port = SWTFactory.createText(group, SWT.BORDER, 1, EMPTY_STRING);
		port.addModifyListener(getWidgetListener());

		SWTFactory.createLabel(group,
				DLTKLaunchConfigurationsMessages.remoteTab_connectionIdeKey, 1);
		ideKey = SWTFactory.createText(group, SWT.BORDER, 1, EMPTY_STRING);
		ideKey.addModifyListener(getWidgetListener());

		SWTFactory.createLabel(group,
				DLTKLaunchConfigurationsMessages.remoteTab_timeout, 1);
		timeoutText = SWTFactory.createText(group, SWT.BORDER, 1, EMPTY_STRING);
		timeoutText.addModifyListener(getWidgetListener());

		SWTFactory.createHorizontalSpacer(composite, 1);

		group = SWTFactory.createGroup(composite,
				DLTKLaunchConfigurationsMessages.remoteTab_remoteSourceMapping,
				1, 1, GridData.FILL_HORIZONTAL);

		SWTFactory.createLabel(group,
				DLTKLaunchConfigurationsMessages.remoteTab_remoteWorkingDir, 1);

		remoteWorkingDir = SWTFactory.createText(group, SWT.BORDER, 1,
				EMPTY_STRING);
		remoteWorkingDir.addModifyListener(getWidgetListener());

		stripSourceFolders = createCheckButton(group,
				DLTKLaunchConfigurationsMessages.remoteTab_scriptSourceFolders);
		stripSourceFolders.addSelectionListener(getWidgetListener());

	}
}