Java Code Examples for org.eclipse.swt.widgets.Composite#getLayoutData()

protected Point betterComputeSize(Composite c, Point size, int wHint,
		int hHint) {
	if (c.getChildren().length == 0 && (size.x == 64 || size.y == 64)) {
		Object ld = c.getLayoutData();
		if (ld instanceof FormData) {
			FormData fd = (FormData) ld;
			if (fd.width != 0 && fd.height != 0) {
				Rectangle trim = c.computeTrim (0, 0, fd.width, fd.height);
				return new Point(trim.width, trim.height);
			}
		}
		return new Point(1, 1);
	}
	if (size.x == 0 || size.y == 0) {
		return size;
	}
	if (minWidth > 0 && size.x < minWidth) {
		size.x = minWidth;
	}
	if (minHeight > 0 && size.y < minHeight) {
		size.y = minHeight;
	}
	return size;
}
 

protected Point betterComputeSize(Composite c, Point size, int wHint, int hHint, boolean changed) {
	if (c.getChildren().length == 0 && (size.x == 64 || size.y == 64)) {
		Object ld = c.getLayoutData();
		if (ld instanceof FormData) {
			FormData fd = (FormData) ld;
			if (fd.width != 0 && fd.height != 0) {
				Rectangle trim = c.computeTrim (0, 0, fd.width, fd.height);
				return new Point(trim.width, trim.height);
			}
		}
		return new Point(1, 1);
	}
	if (size.x == 0 || size.y == 0) {
		return size;
	}
	if (minWidth > 0 && size.x < minWidth) {
		size.x = minWidth;
	}
	if (minHeight > 0 && size.y < minHeight) {
		size.y = minHeight;
	}
	return size;
}
 

/**
 * Creates the options configuration section of the find dialog.
 *
 * @param parent
 *            the parent composite
 * @return the options configuration section
 */
private Composite createConfigPanel(Composite parent) {

    Composite panel = new Composite(parent, SWT.NONE);
    GridLayout layout = new GridLayout();
    panel.setLayout(layout);

    Composite directionGroup = createDirectionGroup(panel);
    setGridData(directionGroup, SWT.FILL, true, SWT.FILL, false);

    Composite optionsGroup = createOptionsGroup(panel);
    setGridData(optionsGroup, SWT.FILL, true, SWT.FILL, true);
    ((GridData) optionsGroup.getLayoutData()).horizontalSpan = 2;

    return panel;
}
 

@Override
protected void createRightContents(Composite rightChild) {
    super.createRightContents(rightChild);
    Object data = rightChild.getLayoutData();
    if(data instanceof GridData){
        ((GridData)data).verticalIndent = 12;
    }
    createLabel("Text:", createControlGDFill(2), getLabelToolTipText(ConfigurationLegal.ATTR_TEXT)); // $NLX-ApplicationLayoutLegalPanel.Text-1$
    GridData gd = new GridData();
    gd.horizontalIndent = getControlIndentAmt();
    gd.horizontalAlignment = SWT.FILL;
    gd.grabExcessHorizontalSpace = true;
    gd.horizontalSpan = 2;
    gd.widthHint = 300;

    createMultiLineTextComputed(ConfigurationLegal.ATTR_TEXT, gd, 13);
}
 

public ApplicationLayoutCallbackPanel(IPanelExtraData extra, Composite parent) {
    super(parent, SWT.NONE);

    initialize();
    GridData gd = createFillGD(getNumParentColumns());
    if (parent.getLayoutData() instanceof GridData) {
        int width = ((GridData)parent.getLayoutData()).widthHint;
        if (width > 0)
            gd.widthHint = width;
    }
    setLayoutData(gd);
    setExtraData(extra);
    setCurrentParent(this);

    GridLayout gridLayout = new GridLayout(2, false);
    gridLayout.verticalSpacing = 10;
    this.setLayout(gridLayout);

    createCallbackControls();
}
 

@Override
public void initialize(IManagedForm form) {
  super.initialize(form);
  ((GridData) this.getSection().getLayoutData()).grabExcessVerticalSpace = false;
  Composite sectionClient = new2ColumnComposite(this.getSection());
  ((GridData) sectionClient.getLayoutData()).grabExcessVerticalSpace = false;
  // FrameworkImplementation choose, 2 radio buttons
  if (isAeDescriptor() || isCasConsumerDescriptor()) {
    toolkit.createLabel(sectionClient, "Implementation Language").setToolTipText(
            "Choose the implementation language here.");

    Composite buttons = new2ColumnComposite(sectionClient);
    cppButton = newRadioButton(buttons, "C/C++", "C/C++", NOT_SELECTED);
    javaButton = newRadioButton(buttons, "Java", "Java", SELECTED);

    // DescriptorType choose, 2 radio buttons
    toolkit.createLabel(sectionClient, "Engine Type").setToolTipText(
            "Choose the type of the engine here.");

    buttons = new2ColumnComposite(sectionClient);

    primitiveButton = newRadioButton(buttons, "Primitive", S_, SELECTED);
    aggregateButton = newRadioButton(buttons, "Aggregate", S_, NOT_SELECTED);
  }
}
 

@Override
protected void createRightContents(Composite rightChild) {
    ((GridData)rightChild.getLayoutData()).horizontalAlignment = SWT.FILL;
    cmplxComposite = new ComplexPanelComposite(rightChild, SWT.NONE);
    initComplexDataNode(cmplxComposite);
    cmplxComposite.updatePanelData(data);
    cmplxComposite.setLayout(SWTLayoutUtils.createLayoutNoMarginDefaultSpacing(1));
    cmplxComposite.setLayoutData(SWTLayoutUtils.createGDFill());
    
    cmplxComposite.setBackground(getShell().getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND));
    
    TreeItem[] items = ruleViewer.getTree().getItems();
    if(items != null && items.length > 0){
        Object firstItem = items[0].getData();
        ruleViewer.setSelection(new StructuredSelection(firstItem));
    }
}
 

@Override
protected void createRightContents(Composite rightChild) {
    ((GridData)rightChild.getLayoutData()).horizontalAlignment = SWT.FILL;
    _complexComposite = new ComplexPanelComposite(rightChild, SWT.NONE);
    initComplexDataNode(_complexComposite);
    _complexComposite.updatePanelData(_data);
    _complexComposite.setLayout(SWTLayoutUtils.createLayoutNoMarginDefaultSpacing(1));
    _complexComposite.setLayoutData(SWTLayoutUtils.createGDFill());
    
    _complexComposite.setBackground(getShell().getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND));
    
    TreeItem[] items = _linkViewer.getTree().getItems();
    if(items != null && items.length > 0){
        Object firstItem = items[0].getData();
        _linkViewer.setSelection(new StructuredSelection(firstItem));
    }
}
 

@Override
public void initialize(IManagedForm form) {

  parmSection = editor.getParameterPage().getParameterSection();

  super.initialize(form);
  sectionClient = newComposite(getSection());

  tree = newTree(sectionClient);
  Composite buttonContainer = new2ColumnComposite(sectionClient);
  ((GridData) buttonContainer.getLayoutData()).grabExcessVerticalSpace = false;
  createOverrideButton = newPushButton(buttonContainer, "Create Override",
          "Overrides allow an aggregate to replace a parameter's value in one or more of its delegates");
  createNonSharedOverrideButton = newPushButton(buttonContainer, "Create non-shared Override",
          "Click here to create a non-shared override for this parameter");

  tree.addListener(SWT.MouseDoubleClick, this); // edit gesture
  tree.addListener(SWT.MouseHover, this); // hover

  enableBorders(sectionClient);
  toolkit.paintBordersFor(sectionClient);
}
 

@Override
   public void createControl(final Composite composite, final TabbedPropertySheetWidgetFactory widgetFactory, final ExtensibleGridPropertySection extensibleGridPropertySection) {
GridData gd = (GridData) composite.getLayoutData();
gd.grabExcessHorizontalSpace = true;
ControlDecoration controlDecoration = new ControlDecoration(composite.getChildren()[0], SWT.RIGHT);
       controlDecoration.setDescriptionText(Messages.bind(Messages.warningDisplayLabelMaxLength, MAX_LENGTH, MAX_LENGTH));
       controlDecoration.setImage(PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJS_WARN_TSK));
       expressionViewer = new ExpressionViewer(composite,SWT.BORDER,widgetFactory,editingDomain, ProcessPackage.Literals.FLOW_ELEMENT__DYNAMIC_LABEL);
       expressionViewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT, true, false));
       expressionViewer.addFilter(new AvailableExpressionTypeFilter(new String[]{ExpressionConstants.CONSTANT_TYPE,ExpressionConstants.VARIABLE_TYPE,ExpressionConstants.PARAMETER_TYPE,ExpressionConstants.SCRIPT_TYPE}));
       expressionViewer.setExpressionNameResolver(new DefaultExpressionNameResolver("displayName"));
       expressionViewer.setInput(eObject) ;
       expressionViewer.setMessage(Messages.dynamicLabelHint) ;
       expressionViewer.addExpressionValidator(new ExpressionLengthValidator(MAX_LENGTH));
       refreshDataBindingContext();
   }
 

@Override
public void initialize(IManagedForm form) {
  super.initialize(form);

  // set up Composite to hold widgets in the section
  Composite sectionClient = newComposite(getSection());
  enableBorders(sectionClient);

  Composite buttonContainer = new2ColumnComposite(sectionClient);
  ((GridData) buttonContainer.getLayoutData()).grabExcessVerticalSpace = false;
  ((GridData) buttonContainer.getLayoutData()).grabExcessHorizontalSpace = false;
  ((GridData) buttonContainer.getLayoutData()).horizontalAlignment = SWT.RIGHT;

  addButton = newPushButton(buttonContainer, "Add...", "Click here to add an import");
  removeButton = newPushButton(buttonContainer, "Remove",
          "Click here to remove the selected import.");
  setDataPathButton = newPushButton(buttonContainer, "Set DataPath",
          "Click here to view or set the data path to use when resolving imports by name.");
  importTable = newTable(sectionClient, SWT.FULL_SELECTION, NO_MIN_HEIGHT);

  newTableColumn(importTable).setText("Kind");
  newTableColumn(importTable).setText("Location/Name");

  importTable.setHeaderVisible(true);
  packTable(importTable);

  // in addition to normal keyup and mouse up:
  importTable.addListener(SWT.MouseHover, this);
  importTable.addListener(SWT.MouseDown, this);

  toolkit.paintBordersFor(sectionClient);
}
 

@Override
protected Control createDialogArea(final Composite parent) {
	final Object layoutData = parent.getLayoutData();
	if (layoutData instanceof GridData) {
		((GridData) layoutData).heightHint = DEFAULT_SIZE.x;
		((GridData) layoutData).widthHint = DEFAULT_SIZE.y;
	}
	final Browser browser = new Browser(parent, NONE);
	browser.setText(html);
	return browser;
}
 

/**
 * Setup 2 column layout.
 *
 * @param managedForm the managed form
 * @param w1 the w 1
 * @param w2 the w 2
 * @return the form 2 panel
 */
public Form2Panel setup2ColumnLayout(IManagedForm managedForm, int w1, int w2) {
  final ScrolledForm sform = managedForm.getForm();
  final Composite form = sform.getBody();
  form.setLayout(new GridLayout(1, false)); // this is required !
  Composite xtra = toolkit.createComposite(form);
  xtra.setLayout(new GridLayout(1, false));
  xtra.setLayoutData(new GridData(GridData.FILL_BOTH));
  Control c = xtra.getParent();
  while (!(c instanceof ScrolledComposite))
    c = c.getParent();
  ((GridData) xtra.getLayoutData()).widthHint = c.getSize().x;
  ((GridData) xtra.getLayoutData()).heightHint = c.getSize().y;
  sashForm = new SashForm(xtra, SWT.HORIZONTAL);

  sashForm.setLayoutData(new GridData(GridData.FILL_BOTH)); // needed

  leftPanel = newComposite(sashForm);
  ((GridLayout) leftPanel.getLayout()).marginHeight = 5;
  ((GridLayout) leftPanel.getLayout()).marginWidth = 5;
  rightPanel = newComposite(sashForm);
  ((GridLayout) rightPanel.getLayout()).marginHeight = 5;
  ((GridLayout) rightPanel.getLayout()).marginWidth = 5;
  sashForm.setWeights(new int[] { w1, w2 });
  leftPanelPercent = (float) w1 / (float) (w1 + w2);
  rightPanelPercent = (float) w2 / (float) (w1 + w2);

  rightPanel.addControlListener(new ControlAdapter() {
    @Override
    public void controlResized(ControlEvent e) {
      setSashFormWidths();
    }
  });

  return new Form2Panel(form, leftPanel, rightPanel);
}
 

/**
 * Setup 1 column layout.
 *
 * @param managedForm the managed form
 * @return the composite
 */
public Composite setup1ColumnLayout(IManagedForm managedForm) {
  final ScrolledForm sform = managedForm.getForm();
  final Composite form = sform.getBody();
  form.setLayout(new GridLayout(1, false)); // this is required !
  Composite xtra = toolkit.createComposite(form);
  xtra.setLayout(new GridLayout(1, false));
  xtra.setLayoutData(new GridData(GridData.FILL_BOTH));

  Control c = form.getParent();
  while (!(c instanceof ScrolledComposite))
    c = c.getParent();
  ((GridData) xtra.getLayoutData()).widthHint = c.getSize().x;
  return xtra;
}
 

/**
 * New centered 2 span composite.
 *
 * @param parent the parent
 * @return the composite
 */
// this composite spans col 1 & 2, out of a 4 column (0, 1, 2, 3) grid layout
public Composite newCentered2SpanComposite(Composite parent) {
  spacer(parent); // skip over col 0
  Composite composite = newComposite(parent);
  ((GridData) composite.getLayoutData()).horizontalSpan = 2;
  return composite;
}
 

private Label createWrapLabel(String text) {
    Composite parent = getCurrentParent();
    
    Label t = new CustomLabel(parent, SWT.WRAP | SWT.READ_ONLY, ""); //$NON-NLS-1$
    t.setBackground(Display.getDefault().getSystemColor(SWT.COLOR_RED));
    GridData gd = createSpanGD(2);
    if (parent.getLayoutData() instanceof GridData) {
        int width = ((GridData)parent.getLayoutData()).widthHint;
        if (width > getControlIndentAmt())
            gd.widthHint = width - getControlIndentAmt();
    }
    t.setLayoutData(gd);
    t.setText(text);
    return t;
}
 

@Override
protected Composite createToolTipContentArea(final Event event, final Composite parent) {
	final Object layoutData = parent.getLayoutData();
	final StyledText text = lastDescriptor.toStyledText(parent, NONE);
	if (layoutData instanceof GridData) {
		((GridData) layoutData).heightHint = text.getBounds().height;
		((GridData) layoutData).widthHint = text.getBounds().width;
	}
	return parent;
}
 

/**
 * Resizes the Section's client and updates the Property Viewer's
 * {@link ScrolledComposite} to account for GridLayouts in the client.
 */
private void resizePropertyView() {
	// Disable re-drawing for the ScrolledComposite.
	scrollComposite.setRedraw(false);

	int verticalPadding = scrollComposite.getHorizontalBar().getSize().y;
	int horizontalPadding = scrollComposite.getVerticalBar().getSize().x;
	Rectangle clientArea = scrollComposite.getClientArea();
	Point clientAreaSize = new Point(clientArea.width - horizontalPadding,
			clientArea.height - verticalPadding);

	// Recompute the size of the first Composite in the ScrolledComposite
	// based on the width of the ScrolledComposite's client area.
	Point size = scrollCompositeClient.computeSize(clientAreaSize.x,
			clientAreaSize.y);

	// Update the size of the ScrolledComposite's client.
	scrollCompositeClient.setSize(size);

	// Set the minimum size at which the ScrolledComposite will start
	// drawing scroll bars. This should be the size of its client area minus
	// the spaces the scroll bars would consume.
	scrollComposite.setMinSize(clientAreaSize.x + 1, clientAreaSize.y + 1);

	// We need to call layout() so the ScrolledComposite will update.
	scrollComposite.layout();

	// Set the height hint for the Section's parent Composite. This keeps
	// the TableViewer from going beyond the bottom edge of the Properties
	// Viewer. We want to keep the add and delete buttons visible, and the
	// TableViewer already has its own scroll bars!
	Composite sectionParent = section.getParent();
	GridData gridData = (GridData) sectionParent.getLayoutData();
	GridLayout gridLayout = (GridLayout) sectionParent.getParent()
			.getLayout();
	gridData.heightHint = sectionParent.getParent().getSize().y
			- gridLayout.marginTop;

	// The parent of the Section has a FillLayout. Its parent has a
	// GridLayout, but sometimes it does not update. Tell it to layout so
	// the Section's parent will update its size.
	section.getParent().getParent().layout();

	// Enable re-drawing for the ScrolledComposite.
	scrollComposite.setRedraw(true);

	return;
}
 

@Override
public void initialize(IManagedForm form) {
  super.initialize(form);

  Composite sectionClient = new2ColumnComposite(this.getSection());
  // sectionClient (2 col)
  // label / ccombo
  // comp2
  // comp2a fcButtonContainer
  // label / text

  ((GridData) sectionClient.getLayoutData()).grabExcessHorizontalSpace = false;

  flowChoiceLabel = newLabelWithTip(sectionClient, Messages.getString("FlowSection.FlowKind"), //$NON-NLS-1$
          Messages.getString("FlowSection.FlowKindTip")); //$NON-NLS-1$ 
  flowControllerChoice = newCComboWithTip(sectionClient, Messages
          .getString("FlowSection.FlowKindTip")); //$NON-NLS-1$ 

  flowControllerChoice.add(FIXED_FLOW);
  flowControllerChoice.add(CAPABILITY_LANGUAGE_FLOW);
  flowControllerChoice.add(USER_DEFINED_FLOW);

  Composite comp2 = new2ColumnComposite(sectionClient);
  ((GridData) comp2.getLayoutData()).horizontalSpan = 2;
  ((GridData) comp2.getLayoutData()).grabExcessVerticalSpace = false;

  Composite comp2a = new2ColumnComposite(comp2);
  Composite fcButtonContainer = newButtonContainer(comp2, VERTICAL_BUTTONS, 0);

  flowControllerLabel = newLabelWithTip(comp2a, "Flow Controller:",
          "The XML descriptor for the Custom Flow Controller");
  flowControllerGUI = newUnUpdatableTextWithTip(comp2a, "",
          "The XML descriptor for the Custom Flow Controller");

  flowControllerGUI.addListener(SWT.MouseDown, this);
  flowControllerGUI.addListener(SWT.MouseHover, this);

  flowControllerKeyLabel = newLabelWithTip(comp2a, "Key Name:",
          "A unique key name for this Flow Controller");
  flowControllerKeyGUI = newUnUpdatableTextWithTip(comp2a, "",
          "A unique key name for this Flow Controller");

  // flowControllerSpecifierLabel = newLabelWithTip(sectionClient, "Specify:",
  // "Click the Browse or Search button to specify a Flow Controller");
  // Composite fcButtonContainer = newButtonContainer(sectionClient, HORIZONTAL_BUTTONS, 150);
  specifyFlowControllerImportButton = newPushButton(fcButtonContainer, "Browse...",
          "Click here to specify a locally defined Flow Controller", ENABLED);
  findFlowControllerDescriptorButton = newPushButton(fcButtonContainer, "Search",
          "Click here to search for a Flow Controller", ENABLED);

  // flow list

  Composite flowComposite = new2ColumnComposite(sectionClient);
  ((GridData) flowComposite.getLayoutData()).horizontalSpan = 2;
  enableBorders(flowComposite);
  toolkit.paintBordersFor(flowComposite);

  flowList = newTable(flowComposite, SWT.FULL_SELECTION, 0);

  // Buttons
  final Composite buttonContainer = newButtonContainer(flowComposite, VERTICAL_BUTTONS, 70);

  upButton = newPushButton(buttonContainer, S_UP,
          Messages.getString("FlowSection.upTip"), !ENABLED); //$NON-NLS-1$
  downButton = newPushButton(buttonContainer, S_DOWN,
          Messages.getString("FlowSection.downTip"), !ENABLED); //$NON-NLS-1$
  enableBorders(sectionClient);
  toolkit.paintBordersFor(sectionClient);
}