Attachment 465 Details for Bug 11176 – TaskPropertiesDialog.java

TaskPropertiesDialog.java

TaskPropertiesDialog.java (text/plain), 13.75 KB, created by Nick Edgar

on 2002-03-12 10:00:19 EST

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Filename:

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Creator: Nick Edgar

Created: 2002-03-12 10:00:19 EST

Size: 13.75 KB

patch

obsolete

>package org.eclipse.ui.views.tasklist;
>
>/*
> * (c) Copyright IBM Corp. 2002.
> * All Rights Reserved.
> */
>
>import java.util.*;
>
>import org.eclipse.swt.SWT;
>import org.eclipse.swt.layout.GridData;
>import org.eclipse.swt.layout.GridLayout;
>import org.eclipse.swt.widgets.*;
>
>import org.eclipse.core.resources.*;
>import org.eclipse.core.runtime.CoreException;
>import org.eclipse.core.runtime.IProgressMonitor;
>
>import org.eclipse.jface.dialogs.*;
>import org.eclipse.jface.dialogs.Dialog;
>
>import org.eclipse.ui.help.WorkbenchHelp;
>
>/**
> * Shows the properties of a new or existing task, or a problem.
> */
>/* package */
>class TaskPropertiesDialog extends Dialog {
>	
>	/**
>	 * The TaskList view.
>	 */
>	private TaskList taskList;
>	
>	/**
>	 * The task or problem being shown, or <code>null</code> for a new task.
>	 */
>	private IMarker marker = null;
>	
>	/**
>	 * The resource on which to create a new task.
>	 */
>	private IResource resource = null;
>
>	/**
>	 * The initial attributes to use when creating a new task.
>	 */
>	private Map initialAttributes = null;
>	
>	/**
>	 * The text control for the Description field.
>	 */
>	private Text descriptionText;
>	
>	/**
>	 * The combo box control for the Priority field.
>	 */
>	private Combo priorityCombo;
>
>	/**
>	 * The checkbox button for the Completed field.
>	 */
>	private Button completedCheckbox;
>
>	/**
>	 * The control for the Severity field.
>	 */
>//	private Combo severityCombo;
>	private Label severityLabel;
>	
>	/**
>	 * The text control for the Resource field.
>	 */
>	private Text resourceText;
>	
>	/**
>	 * The text control for the Folder field.
>	 */
>	private Text folderText;
>
>	/**
>	 * The text control for the Location field.
>	 */
>	private Text locationText;
>	
>	/**
>	 * Dirty flag.  True if any changes have been made.
>	 */
>	private boolean dirty;
>
>/**
> * Creates a properties dialog for a new task.
> * 
> * @param taskList the task list view
> */
>public TaskPropertiesDialog(TaskList taskList) {
>	super(taskList.getSite().getShell());
>	this.taskList = taskList;
>}
>
>/**
> * Creates a properties dialog for an existing task or problem.
> * 
> * @param taskList the task list view
> * @param marker the marker to edit, or <code>null</code> to create a new task
> */
>public TaskPropertiesDialog(TaskList taskList, IMarker marker) {
>	super(taskList.getSite().getShell());
>	this.taskList = taskList;
>	this.marker = marker;
>}
>
>/**
> * Returns the task list view.
> */
>public TaskList getTaskList() {
>	return taskList;
>}
>
>/**
> * Returns the marker being created or modified.
> */
>public IMarker getMarker() {
>	return marker;
>}
>
>/**
> * Sets the resource to use when creating a new task.
> * If not set, the new task is created on the workspace root.
> */
>public void setResource(IResource resource) {
>	this.resource = resource;
>}
>
>/**
> * Returns the resource to use when creating a new task,
> * or <code>null</code> if none has been set.
> * If not set, the new task is created on the workspace root.
> */
>public IResource getResource() {
>	return resource;
>}
>
>/**
> * Sets initial attributes to use when creating a new task.
> * If not set, the new task is created with default attributes.
> */
>public void setInitialAttributes(Map initialAttributes) {
>	this.initialAttributes = initialAttributes;
>}
>
>/**
> * Returns the initial attributes to use when creating a new task,
> * or <code>null</code> if not set.
> * If not set, the new task is created with default attributes.
> */
>public Map getInitialAttributes() {
>	return initialAttributes;
>}
>
>/* (non-Javadoc)
> * Method declared on Window.
> */
>protected void configureShell(Shell newShell) {
>	super.configureShell(newShell);
>	if (marker == null) {
>		newShell.setText(TaskListMessages.getString("TaskProp.newTaskTitle")); //$NON-NLS-1$
>	}
>	else {
>		String msg = MarkerUtil.getMessage(marker);
>		String kind = MarkerUtil.getKindText(marker);
>		newShell.setText(TaskListMessages.format("TaskProp.titleFmt", new Object[] { msg, kind })); //$NON-NLS-1$
>	}
>	WorkbenchHelp.setHelp(newShell, ITaskListHelpContextIds.PROPERTIES_DIALOG);
>}
>
>/* (non-Javadoc)
> * Method declared on Dialog.
> */
>protected Control createDialogArea(Composite parent) {
>	Composite composite = (Composite) super.createDialogArea(parent);
>	initializeDialogUnits(composite);
>	createDescriptionArea(composite);
>	if (isTask()) {
>		createPriorityAndStatusArea(composite);
>	}
>	else {
>		createSeverityArea(composite);
>	}
>	createResourceArea(composite);
>	updateDialogFromMarker();
>	return composite;
>}
>
>/**
> * Creates only the OK button if showing problem properties, otherwise creates
> * both OK and Cancel buttons.
> */
>protected void createButtonsForButtonBar(Composite parent) {
>	createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
>	if (isTask()) {
>		createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
>	}
>}
>
>/**
> * Creates the area.for the Description field.
> */
>private void createDescriptionArea(Composite parent) {
>	Composite composite = new Composite(parent, SWT.NONE);
>	GridLayout layout = new GridLayout();
>	layout.numColumns = 2;
>	composite.setLayout(layout);
>	Label label = new Label(composite, SWT.NONE);
>	label.setText(TaskListMessages.getString("TaskProp.description")); //$NON-NLS-1$
>	int style = SWT.SINGLE | SWT.WRAP | SWT.BORDER;
>	if (!isTask()) {
>		style |= SWT.READ_ONLY;
>	}
>	descriptionText = new Text(composite, style);
>	GridData gridData = new GridData(GridData.FILL_HORIZONTAL);
>	gridData.widthHint = convertHorizontalDLUsToPixels(400);
>	descriptionText.setLayoutData(gridData);
>}
>
>/**
> * Creates the area.for the Priority and Status fields.
> */
>private void createPriorityAndStatusArea(Composite parent) {
>	Composite composite = new Composite(parent, SWT.NONE);
>	GridLayout layout = new GridLayout();
>	layout.numColumns = 3;
>	composite.setLayout(layout);
>	
>	Label label = new Label(composite, SWT.NONE);
>	label.setText(TaskListMessages.getString("TaskProp.priority")); //$NON-NLS-1$
>	priorityCombo = new Combo(composite, SWT.READ_ONLY);
>	priorityCombo.setItems(new String[] {
>		TaskListMessages.getString("TaskList.high"), //$NON-NLS-1$
>		TaskListMessages.getString("TaskList.normal"), //$NON-NLS-1$
>		TaskListMessages.getString("TaskList.low") //$NON-NLS-1$
>	});
>	
>	completedCheckbox = new Button(composite, SWT.CHECK);
>	completedCheckbox.setText(TaskListMessages.getString("TaskProp.completed")); //$NON-NLS-1$
>	GridData gridData = new GridData();
>	gridData.horizontalIndent = convertHorizontalDLUsToPixels(20);
>	completedCheckbox.setLayoutData(gridData);
>}
>
>/**
> * Creates the area.for the Severity fields.
> */
>private void createSeverityArea(Composite parent) {
>	Composite composite = new Composite(parent, SWT.NONE);
>	GridLayout layout = new GridLayout();
>	layout.numColumns = 2;
>	composite.setLayout(layout);
>	
>	Label label = new Label(composite, SWT.NONE);
>	label.setText(TaskListMessages.getString("TaskProp.severity")); //$NON-NLS-1$
>	
>	// workaround for bug 11078: Can't get a read-only combo box
>	severityLabel = new Label(composite, SWT.NONE);	
>/*
>	severityCombo = new Combo(composite, SWT.READ_ONLY);
>	severityCombo.setItems(new String[] {
>		TaskListMessages.getString("TaskList.error"), //$NON-NLS-1$
>		TaskListMessages.getString("TaskList.warning"), //$NON-NLS-1$
>		TaskListMessages.getString("TaskList.info") //$NON-NLS-1$
>	});
>*/
>}
>
>/**
> * Creates the area.for the Resource field.
> */
>private void createResourceArea(Composite parent) {
>	Composite composite = new Composite(parent, SWT.NONE);
>	GridData gridData = new GridData(GridData.FILL_HORIZONTAL);
>	composite.setLayoutData(gridData);
>	GridLayout layout = new GridLayout();
>	layout.numColumns = 2;
>	composite.setLayout(layout);
>	
>	Label resourceLabel = new Label(composite, SWT.NONE);
>	resourceLabel.setText(TaskListMessages.getString("TaskProp.onResource")); //$NON-NLS-1$
>	resourceText = new Text(composite, SWT.SINGLE | SWT.WRAP | SWT.READ_ONLY | SWT.BORDER);
>	gridData = new GridData(GridData.FILL_HORIZONTAL);
>	resourceText.setLayoutData(gridData);
>	
>	Label folderLabel = new Label(composite, SWT.NONE);
>	folderLabel.setText(TaskListMessages.getString("TaskProp.inFolder")); //$NON-NLS-1$
>	folderText = new Text(composite, SWT.SINGLE | SWT.WRAP | SWT.READ_ONLY | SWT.BORDER);
>	gridData = new GridData(GridData.FILL_HORIZONTAL);
>	folderText.setLayoutData(gridData);
>	
>	Label locationLabel = new Label(composite, SWT.NONE);
>	locationLabel.setText(TaskListMessages.getString("TaskProp.location")); //$NON-NLS-1$
>	locationText = new Text(composite, SWT.SINGLE | SWT.WRAP | SWT.READ_ONLY | SWT.BORDER);
>	gridData = new GridData(GridData.FILL_HORIZONTAL);
>	locationText.setLayoutData(gridData);
>}
>
>/**
> * Updates the dialog from the marker state.
> */
>private void updateDialogFromMarker() {
>	if (marker == null) {
>		updateDialogForNewMarker();
>		return;
>	}
>	descriptionText.setText(MarkerUtil.getMessage(marker));
>	if (isTask()) {
>		priorityCombo.clearSelection();
>		priorityCombo.select(IMarker.PRIORITY_HIGH - MarkerUtil.getPriority(marker));
>		completedCheckbox.setSelection(MarkerUtil.isComplete(marker));
>		markDirty();
>	}
>	else {
>/* 	workaround for bug 11078: Can't get a read-only combo box
> 		severityCombo.clearSelection();
>		severityCombo.select(IMarker.SEVERITY_ERROR - MarkerUtil.getSeverity(marker));
>*/		
>		String sev = "";
>		switch (MarkerUtil.getSeverity(marker)) {
>			case IMarker.SEVERITY_ERROR:
>				sev = TaskListMessages.getString("TaskList.error"); //$NON-NLS-1$
>				break;
>			case IMarker.SEVERITY_WARNING:
>				sev = TaskListMessages.getString("TaskList.warning"); //$NON-NLS-1$
>				break;
>			case IMarker.SEVERITY_INFO:
>				sev = TaskListMessages.getString("TaskList.info"); //$NON-NLS-1$
>				break;
>		}
>		severityLabel.setText(sev);
>
>	}
>	resourceText.setText(MarkerUtil.getResourceName(marker));
>	folderText.setText(MarkerUtil.getContainerName(marker));
>	locationText.setText(MarkerUtil.getLineAndLocation(marker));
>}
>
>/**
> * Updates the dialog to reflect the state for a new marker.
> */
>private void updateDialogForNewMarker() {
>	Map attrs = getInitialAttributes();
>
>	int pri = IMarker.PRIORITY_NORMAL;
>	if (attrs != null) {
>		Object o = attrs.get(IMarker.PRIORITY);
>		if (o instanceof Integer) {
>			int val = ((Integer) o).intValue();
>			if (val >= IMarker.PRIORITY_LOW && val <= IMarker.PRIORITY_HIGH) {
>				pri = val;
>			}
>		}
>	}
>	priorityCombo.deselectAll();
>	priorityCombo.select(IMarker.PRIORITY_HIGH - pri);
>	
>	boolean completed = false;
>	if (attrs != null) {
>		Object o = attrs.get(IMarker.DONE);
>		if (o instanceof Boolean) {
>			completed = ((Boolean) o).booleanValue();
>		}
>	}
>	completedCheckbox.setSelection(completed);
>	
>	IResource resource = getResource();
>	if (resource != null) {
>		resourceText.setText(resource.getName());
>		IResource parent = resource.getParent();
>		folderText.setText(parent == null ? "" : parent.getFullPath().toString().substring(1));
>	}
>	
>	int line = -1;
>	String loc = "";
>	if (attrs != null) {
>		Object o = attrs.get(IMarker.LINE_NUMBER);
>		if (o instanceof Integer) {
>			line = ((Integer) o).intValue();
>		}
>		o = attrs.get(IMarker.LOCATION);
>		if (o instanceof String) {
>			loc = (String) o;
>		}
>	}
>	locationText.setText(MarkerUtil.getLineAndLocation(line, loc));
>	
>	markDirty();
>	return;
>	
>}
>
>/* (non-Javadoc)
> * Method declared on Dialog
> */
>protected void okPressed() {
>	saveChanges();
>	super.okPressed();
>}
>
>private void markDirty() {
>	dirty = true;
>}
>
>private boolean isDirty() {
>	return dirty;
>}
>
>/**
> * Returns <code>true</code> if a task is being created or modified.
> * Returns <code>false</code> if a problem is being shown.
> */
>private boolean isTask() {
>	return marker == null || MarkerUtil.isMarkerType(marker, IMarker.TASK);
>}
>
>/**
> * Saves the changes made in the dialog if needed.
> * Creates a new task if needed.
> * Updates the existing task only if there have been changes.
> * Does nothing for problems, since they cannot be modified.
> */
>private void saveChanges() {
>	if (!isTask() || !isDirty()) {
>		return;
>	}
>	try {
>		getTaskList().getWorkspace().run(new IWorkspaceRunnable() {
>			public void run(IProgressMonitor monitor) throws CoreException {
>				createOrUpdateMarker();
>			}
>		}, null);
>	} catch (CoreException e) {
>		ErrorDialog.openError(
>			getShell(),
>			TaskListMessages.getString("TaskProp.errorMessage"), //$NON-NLS-1$
>			null,
>			e.getStatus());
>		return;
>	}
>}
>
>/**
> * Creates or updates the marker.  Must be called within a workspace run.
> */
>private void createOrUpdateMarker() throws CoreException {
>	if (marker == null) {
>		IResource resource = getResource();
>		if (resource == null) {
>			resource = getTaskList().getWorkspace().getRoot();
>		}
>		marker = resource.createMarker(IMarker.TASK);
>		Map initialAttrs = getInitialAttributes();
>		if (initialAttrs != null) {
>			marker.setAttributes(initialAttrs);
>		}
>	}
>	
>	// Set the marker attributes from the current dialog field values.
>	// Do not use setAttributes(Map) as that overwrites any attributes
>	// not covered by the dialog.
>	Map attrs = getMarkerAttributesFromDialog();
>	for (Iterator i = attrs.keySet().iterator(); i.hasNext();) {
>		String key = (String) i.next();
>		Object val = attrs.get(key);
>		marker.setAttribute(key, val);
>	}
>}
>
>/**
> * Returns the marker attributes to save back to the marker, 
> * based on the current dialog fields.
> */
>private Map getMarkerAttributesFromDialog() {
>	Map attribs = new HashMap(11);
>	if (isTask()) {
>		attribs.put(IMarker.MESSAGE, descriptionText.getText());
>		int i = priorityCombo.getSelectionIndex();
>		if (i != -1) {
>			attribs.put(IMarker.PRIORITY, new Integer(IMarker.PRIORITY_HIGH - i));
>		}
>		attribs.put(IMarker.DONE, completedCheckbox.getSelection() ? Boolean.TRUE : Boolean.FALSE);
>	}
>	return attribs;
>}
>
>}

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Attachments on bug 11176: 465