Java Code Examples for org.eclipse.swt.widgets.Label#addListener()

private void createColumnFilterTextBlock(final Composite composite) {
   // Filter text block
   final Composite composite_8 = new Composite(composite, SWT.NONE);
   composite_8.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 3, 1));
   final GridLayout gridLayout_14 = new GridLayout();
   gridLayout_14.numColumns = 3;
   composite_8.setLayout(gridLayout_14);

   final Label columnFilterLabel = new Label(composite_8, SWT.NONE);
   columnFilterLabel.setText(XViewerText.get("XViewerCustomizeDialog.filter.column")); //$NON-NLS-1$

   columnFilterText = new Text(composite_8, SWT.BORDER);
   columnFilterText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

   final Label clearColumnFilterLabel = new Label(composite_8, SWT.PUSH);
   clearColumnFilterLabel.setImage(XViewerLib.getImage("clear.gif")); //$NON-NLS-1$
   clearColumnFilterLabel.addListener(SWT.MouseUp, e -> columnFilterText.setText("")); //$NON-NLS-1$
}
 

private void createFilterTextBlock(final Composite composite) {
   // Filter text block
   final Composite composite_7 = new Composite(composite, SWT.NONE);
   composite_7.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 3, 1));
   final GridLayout gridLayout_13 = new GridLayout();
   gridLayout_13.numColumns = 5;
   composite_7.setLayout(gridLayout_13);

   final Label filterLabel = new Label(composite_7, SWT.NONE);
   filterLabel.setText(XViewerText.get("XViewerCustomizeDialog.filter.text")); //$NON-NLS-1$

   filterText = new Text(composite_7, SWT.BORDER);
   filterText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

   Label filterLabel2 = new Label(composite_7, SWT.NONE);
   filterLabel2.setText(XViewerText.get("XViewerCustomizeDialog.filter.expression")); //$NON-NLS-1$

   filterRegExCheckBox = new Button(composite_7, SWT.CHECK);
   filterRegExCheckBox.setLayoutData(new GridData(SWT.RIGHT, SWT.NONE, false, false));

   final Label clearFilterLabel = new Label(composite_7, SWT.PUSH);
   clearFilterLabel.setImage(XViewerLib.getImage("clear.gif")); //$NON-NLS-1$
   clearFilterLabel.addListener(SWT.MouseUp, e -> filterText.setText("")); //$NON-NLS-1$

}
 

/**
 * Creates the grid of labels displaying the days numbers. The grid is composed
 * of a header row, displaying days initials, and 6 row for the days numbers.
 * All labels are empty (no text displayed), the content depending of both the
 * locale (for first day of week) and the current displayed month.
 */
private void createGrid() {
	// Master grid panel
	gridPanel = new Composite(this, SWT.NONE);
	gridLayout = new DateChooserLayout();
	gridPanel.setLayout(gridLayout);
	gridPanel.addListener(SWT.Paint, listener);

	// Weeks numbers panel
	weeksPanel = new Composite(gridPanel, SWT.NONE);
	weeks = new Cell[6];
	for (int i = 0; i < 6; i++) {
		weeks[i] = new Cell(weeksPanel, i);
	}

	// Grid header panel
	headersPanel = new Composite(gridPanel, SWT.NONE);
	headers = new Label[8];
	for (int i = 0; i < 8; i++) {
		headers[i] = new Label(headersPanel, SWT.CENTER);
		headers[i].addListener(SWT.MouseDown, listener);
	}

	// Grid panel
	daysPanel = new Composite(gridPanel, SWT.NONE);
	days = new Cell[42];
	for (int i = 0; i < 42; i++) {
		days[i] = new Cell(daysPanel, i);
		days[i].label.addListener(SWT.MouseUp, listener);
	}
	daysPanel.addListener(SWT.Paint, listener);

	// Footer panel
	todayLabel = new Label(gridPanel, SWT.CENTER);
	todayLabel.addListener(SWT.MouseDoubleClick, listener);
	todayLabel.addListener(SWT.MouseDown, listener);
}
 

/**
 * Creates the header of the calendar. The header contains the label
 * displaying the current month and year, and the two buttons for navigation :
 * previous and next month.
 */
private void createHeader() {
	monthPanel = new Composite(this, SWT.NONE);
	GridLayoutFactory.fillDefaults().numColumns(3).spacing(HEADER_SPACING, 0).margins(HEADER_SPACING, 2).applyTo(monthPanel);
	GridDataFactory.fillDefaults().applyTo(monthPanel);
	monthPanel.addListener(SWT.MouseDown, listener);

	prevMonth = new Button(monthPanel, SWT.ARROW | SWT.LEFT | SWT.FLAT);
	prevMonth.addListener(SWT.MouseUp, listener);
	prevMonth.addListener(SWT.FocusIn, listener);

	currentMonth = new Label(monthPanel, SWT.CENTER);
	currentMonth.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	currentMonth.addListener(SWT.MouseDown, listener);

	nextMonth = new Button(monthPanel, SWT.ARROW | SWT.RIGHT | SWT.FLAT);
	nextMonth.addListener(SWT.MouseUp, listener);
	nextMonth.addListener(SWT.FocusIn, listener);

	monthsMenu = new Menu(getShell(), SWT.POP_UP);
	currentMonth.setMenu(monthsMenu);
	for (int i = 0; i < 12; i++) {
		final MenuItem item = new MenuItem(monthsMenu, SWT.PUSH);
		item.addListener(SWT.Selection, listener);
		item.setData(new Integer(i));
	}
	monthsMenu.addListener(SWT.Show, listener);
}
 

private void createSorterTextBlock(final Composite composite) {
   final Label sorterLabel = new Label(composite, SWT.NONE);
   sorterLabel.setText(XViewerText.get("XViewerCustomizeDialog.sorter")); //$NON-NLS-1$

   sorterText = new Text(composite, SWT.BORDER);
   sorterText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

   final Label clearSorterLabel = new Label(composite, SWT.PUSH);
   clearSorterLabel.setImage(XViewerLib.getImage("clear.gif")); //$NON-NLS-1$
   clearSorterLabel.addListener(SWT.MouseUp, e -> sorterText.setText("")); //$NON-NLS-1$
}
 

public Sorter(FilterSorter filterSorter, Composite contentPanel) {
	super(contentPanel, SWT.NONE);
	
	this.filterSorter = filterSorter;
	
	GridLayout layout = new GridLayout(2, false);
	layout.horizontalSpacing = 0;
	layout.verticalSpacing = 0;
	layout.marginWidth = 0;
	layout.marginHeight = 0;
	setLayout(layout);		

	sortSpec = new Label(this, SWT.NONE);
	sortSpec.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true, 1, 1));
	
	sortSpec.addListener(SWT.MouseUp, e -> popup());
	sortSpec.setText(emptySortPrompt);
	
	ToolBar toolBar = new ToolBar(this, SWT.NONE);
	
	ToolItem clear = new ToolItem(toolBar, SWT.PUSH);
	clear.addListener(SWT.Selection, e -> {
		sortSpec.setText(emptySortPrompt);
		filterSorter.refresh();
	});
	clear.setText("Clear");
	
	toolBar.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	
	this.addListener(SWT.Show, e -> {
		if (sortSpec.getText().equals(emptySortPrompt))
			popup();
	});
	
	createPopup();
}
 

public SearchAdvanced(FilterSorter filterSorter, Composite contentPanel) {
	super(contentPanel, SWT.NONE);
	
	this.filterSorter = filterSorter;
	
	GridLayout layout = new GridLayout(2, false);
	layout.horizontalSpacing = 0;
	layout.verticalSpacing = 0;
	layout.marginWidth = 0;
	layout.marginHeight = 0;
	setLayout(layout);

	filterSpec = new Label(this, SWT.NONE);
	filterSpec.setText(emptyFilterPrompt);
	filterSpec.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true, 1, 1));
	
	filterSpec.addListener(SWT.MouseUp, e -> popup());		
	
	ToolBar toolBar = new ToolBar(this, SWT.NONE);
	
	ToolItem clear = new ToolItem(toolBar, SWT.PUSH);
	clear.addListener(SWT.Selection, e -> {
		filterSpec.setText(emptyFilterPrompt);
		filterSorter.refresh();
	});
	clear.setText("Clear");
	
	toolBar.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	
	this.addListener(SWT.Show, e -> {
		if (filterSpec.getText().equals(emptyFilterPrompt))
			popup();
	});
	
	constructPopup();
}
 

private void createItem(Composite parent, String prompt, String iconName, String dbURL, Listener action) {
	boolean enabled = true;
	if (dbURL != null)
		enabled = Core.databaseMayExist(dbURL);

	Composite panel = new Composite(parent, SWT.TRANSPARENT);		
	panel.setLayout(new RowLayout(SWT.VERTICAL));
	
	Composite topPanel = new Composite(panel, SWT.TRANSPARENT);		
	topPanel.setLayout(new RowLayout(SWT.HORIZONTAL));
	
	Button icon = new Button(topPanel, SWT.FLAT);
	icon.setImage(IconLoader.loadIcon(iconName));
	icon.addListener(SWT.Selection, action);
	icon.setEnabled(enabled);
	
	if (dbURL != null) {
		Button removeButton = new Button(topPanel, SWT.NONE);
		removeButton.setText("X");
		removeButton.setToolTipText("Remove this entry from this list of recently-used databases." + ((enabled) ? " The database will not be deleted." : ""));
		removeButton.addListener(SWT.Selection, e -> {
			Core.removeFromRecentlyUsedDatabaseList(dbURL);
			((DbTabContentRecent)getParent()).redisplayed();
		});
	}

	Label urlButton = new Label(panel, SWT.NONE);
	urlButton.setText(prompt);
	urlButton.addListener(SWT.MouseUp, action);
	if (!enabled)
		urlButton.setForeground(getDisplay().getSystemColor(SWT.COLOR_TITLE_INACTIVE_FOREGROUND));
}
 

Cell(Composite parent, int idx) {
	label = new Label(parent, SWT.CENTER);
	index = idx;
	label.addListener(SWT.MouseDown, listener);
	label.setData(this);
}
 

public LinkSwtParameter(Composite composite, String name_resource,
		String labelKey, String url) {
	super(name_resource);

	if (labelKey != null) {
		Label label = new Label(composite, SWT.NONE);
		Messages.setLanguageText(label, labelKey);
		setRelatedControl(label);
	}

	link_label = new Label(composite, SWT.WRAP);
	setMainControl(link_label);
	this.url = url;
	Messages.setLanguageText(link_label, name_resource);
	Display display = link_label.getDisplay();
	link_label.setCursor(display.getSystemCursor(SWT.CURSOR_HAND));
	link_label.setForeground(display.getSystemColor(SWT.COLOR_LINK_FOREGROUND));
	link_label.addListener(SWT.MouseUp, e -> {
		if (e.button == 1) {
			triggerChangeListeners(false);
		} else {
			e.doit = true;
		}
	});
	link_label.addListener(SWT.MouseDoubleClick,
			e -> triggerChangeListeners(false));
	link_label.setData(url);
	ClipboardCopy.addCopyToClipMenu(link_label);

	if (doGridData(composite) && labelKey == null) {
		GridLayout parentLayout = (GridLayout) composite.getLayout();
		if (parentLayout.numColumns >= 2) {
			GridData gridData = Utils.getWrappableLabelGridData(2,
					GridData.FILL_HORIZONTAL);
			link_label.setLayoutData(gridData);
		} else {
			link_label.setLayoutData(new GridData());
		}
	}

	if (url != null) {
		Utils.setTT(link_label, url);
	}
}