下面列出了org.eclipse.swt.widgets.Composite#getDisplay ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
protected void createContent(Composite parent) {
Display display = parent.getDisplay();
ColorRegistry registry = JFaceResources.getColorRegistry();
Color foreground= registry.get("org.eclipse.ui.workbench.HOVER_FOREGROUND"); //$NON-NLS-1$
if (foreground == null) {
foreground = display.getSystemColor(SWT.COLOR_INFO_FOREGROUND);
}
Color background= registry.get("org.eclipse.ui.workbench.HOVER_BACKGROUND"); //$NON-NLS-1$
if (background == null) {
background = display.getSystemColor(SWT.COLOR_INFO_BACKGROUND);
}
StyledText hint = new StyledText(popup, SWT.READ_ONLY | SWT.SINGLE);
String enterKeyName = getEnterBinding();
String hintTemplate = "Enter new name, press {0} to refactor";
hint.setText(Messages.format(hintTemplate, enterKeyName));
hint.setForeground(foreground);
hint.setStyleRange(new StyleRange(hintTemplate.indexOf("{0}"), enterKeyName.length(), null, null, SWT.BOLD)); //$NON-NLS-1$
hint.setEnabled(false); // text must not be selectable
addViewMenu(parent);
recursiveSetBackgroundColor(parent, background);
}
private void setCompImage(Composite comp) {
int index = -1;
if (comp == comp1) {
index = 0;
} else if (comp == comp2) {
index = 1;
} else if (comp == comp3) {
index = 2;
}
if (index > -1) {
tf.setSelection(index);
comp.redraw();
comp.getDisplay().update();
comp.getDisplay().readAndDispatch();
Image image = new Image(comp.getDisplay(),
comp.getBounds().width, comp.getBounds().height);
GC gc = new GC(comp);
gc.copyArea(image, 0, 0);
gc.dispose();
compImage[index] = image;
}
}
public ScrolledPageContent(Composite parent, int style)
{
super(parent, style);
setFont(parent.getFont());
FormColors colors = new FormColors(parent.getDisplay());
colors.setBackground(null);
colors.setForeground(null);
fToolkit = new FormToolkit(colors);
setExpandHorizontal(true);
setExpandVertical(true);
Composite body = new Composite(this, SWT.NONE);
body.setFont(parent.getFont());
setContent(body);
}
private void printComposite(Composite elementToPrint, GC gc,
Rectangle printArea) {
Image image = new Image(elementToPrint.getDisplay(),
elementToPrint.getSize().x, elementToPrint.getSize().y);
try {
GC imageGC = new GC(image);
try {
elementToPrint.print(imageGC);
Point fittedSize = calcFittedSize(printArea,
elementToPrint.getSize());
gc.drawImage(image, 0, 0, elementToPrint.getSize().x,
elementToPrint.getSize().y, printArea.x, printArea.y,
fittedSize.x, fittedSize.y);
} finally {
imageGC.dispose();
}
} finally {
image.dispose();
}
}
/**
* Creates a new instance.
*
* @param parent
* @param controller
* @param part
*/
public ViewStatisticsClassification(final Composite parent,
final Controller controller,
final ModelPart part) {
super(parent, controller, part, null, false);
this.manager = new AnalysisManager(parent.getDisplay());
this.isOutput = part != ModelPart.INPUT;
this.rocCurves = new HashMap<>();
this.originalRocCurves = new HashMap<>();
this.zerorRocCurves = new HashMap<>();
controller.addListener(ModelPart.CLASSIFICATION_CONFIGURATION, this);
controller.addListener(ModelPart.DATA_TYPE, this);
controller.addListener(ModelPart.SELECTED_ATTRIBUTE, this);
controller.addListener(ModelPart.SELECTED_CLASS_VALUE, this);
}
@PostConstruct
public void createPartControl(Composite parent) {
FormToolkit toolkit = new FormToolkit(parent.getDisplay());
ScrolledForm form = toolkit.createScrolledForm(parent);
toolkit.decorateFormHeading(form.getForm());
form.setText("Eclipse Forms API Example");
createFirstSection(parent, toolkit);
createSecondSection(form, toolkit);
}
/**
* Creates a new instance.
*
* @param parent
* @param controller
* @param target
* @param reset
*/
public ViewRisksRiskDistribution(final Composite parent,
final Controller controller,
final ModelPart target,
final ModelPart reset) {
super(parent, controller, target, reset);
this.manager = new AnalysisManager(parent.getDisplay());
controller.addListener(ModelPart.ATTRIBUTE_TYPE, this);
controller.addListener(ModelPart.ATTRIBUTE_TYPE_BULK_UPDATE, this);
}
EyeButton(final Composite parent, final int style) {
super(parent, SWT.DOUBLE_BUFFERED);
addListeners();
color = new Color(parent.getDisplay(), 0, 127, 222);
SWTGraphicUtil.addDisposer(this, color);
setBackground(getDisplay().getSystemColor(SWT.COLOR_WHITE));
}
private Composite createTitleArea( Composite parent )
{
int heightMargins = 3;
int widthMargins = 8;
final Composite titleArea = new Composite( parent, SWT.NONE );
FormLayout layout = new FormLayout( );
layout.marginHeight = heightMargins;
layout.marginWidth = widthMargins;
titleArea.setLayout( layout );
Display display = parent.getDisplay( );
Color background = JFaceColors.getBannerBackground( display );
GridData layoutData = new GridData( GridData.FILL_HORIZONTAL );
layoutData.heightHint = 20 + ( heightMargins * 2 );
titleArea.setLayoutData( layoutData );
titleArea.setBackground( background );
titleArea.addPaintListener( new PaintListener( ) {
public void paintControl( PaintEvent e )
{
e.gc.setForeground( titleArea.getDisplay( )
.getSystemColor( SWT.COLOR_WIDGET_NORMAL_SHADOW ) );
Rectangle bounds = titleArea.getClientArea( );
bounds.height = bounds.height - 2;
bounds.width = bounds.width - 1;
e.gc.drawRectangle( bounds );
}
} );
Label label = new Label( titleArea, SWT.NONE );
label.setBackground( background );
label.setFont( FontManager.getFont( label.getFont( ).toString( ),
10,
SWT.BOLD ) );
label.setText( getTitle( ) );
return titleArea;
}
@Override
public final void createControls(Composite parent, TabbedPropertySheetPage aTabbedPropertySheetPage) {
toolkit = new FormToolkit(parent.getDisplay());
toolkit.setBorderStyle(SWT.BORDER);
super.createControls(parent, aTabbedPropertySheetPage);
GridDataFactory.fillDefaults().grab(true, true).applyTo(parent);
parent.setLayout(new GridLayout(1, true));
form = toolkit.createForm(parent);
toolkit.decorateFormHeading(form);
GridDataFactory.fillDefaults().grab(true, true).applyTo(form);
form.getBody().setLayout(createBodyLayout());
createControls(form.getBody());
}
public void createControl(Composite parent) {
toolkit = new FormToolkit(parent.getDisplay());
int borderStyle = toolkit.getBorderStyle() == SWT.BORDER ? SWT.NULL : SWT.BORDER;
container = new Composite(parent, borderStyle);
FillLayout flayout = new FillLayout();
flayout.marginWidth = 1;
flayout.marginHeight = 1;
container.setLayout(flayout);
formText = new ScrolledFormText(container, SWT.V_SCROLL | SWT.H_SCROLL, false);
if (borderStyle == SWT.NULL) {
formText.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TREE_BORDER);
toolkit.paintBordersFor(container);
}
FormText ftext = toolkit.createFormText(formText, false);
formText.setFormText(ftext);
formText.setExpandHorizontal(true);
formText.setExpandVertical(true);
formText.setBackground(toolkit.getColors().getBackground());
formText.setForeground(toolkit.getColors().getForeground());
ftext.marginWidth = 2;
ftext.marginHeight = 2;
ftext.setHyperlinkSettings(toolkit.getHyperlinkGroup());
formText.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
if (toolkit != null) {
toolkit.dispose();
toolkit = null;
}
}
});
if (text != null)
formText.setText(text);
}
/**
* Creates a new instance.
*
* @param parent
* @param controller
* @param target
* @param reset
*/
public ViewStatisticsDistributionHistogram(final Composite parent,
final Controller controller,
final ModelPart target,
final ModelPart reset) {
super(parent, controller, target, reset, true);
this.manager = new AnalysisManager(parent.getDisplay());
}
public PipelineOptionsFormComponent(
Composite parent, String argumentSeparator, Set<String> filterProperties) {
this.argumentSeparator = argumentSeparator;
this.filterProperties = filterProperties;
this.parent = parent;
formToolkit = new FormToolkit(parent.getDisplay());
formToolkit.setBackground(parent.getBackground());
}
private Composite getPanel(final Composite parent) {
final Composite titledPanel = new Composite(parent, SWT.NONE);
final Font boldFont = new Font(titledPanel.getDisplay(), new FontData("Arial", 9, SWT.BOLD));
titledPanel.setFont(boldFont);
final GridLayout layout2 = new GridLayout();
layout2.numColumns = 4;
titledPanel.setLayout(layout2);
return titledPanel;
}
private Composite createTitleArea( Composite parent )
{
int heightMargins = 3;
int widthMargins = 8;
final Composite titleArea = new Composite( parent, SWT.NONE );
FormLayout layout = new FormLayout( );
layout.marginHeight = heightMargins;
layout.marginWidth = widthMargins;
titleArea.setLayout( layout );
Display display = parent.getDisplay( );
Color background = JFaceColors.getBannerBackground( display );
GridData layoutData = new GridData( GridData.FILL_HORIZONTAL );
layoutData.heightHint = 20 + ( heightMargins * 2 );
titleArea.setLayoutData( layoutData );
titleArea.setBackground( background );
titleArea.addPaintListener( new PaintListener( ) {
public void paintControl( PaintEvent e )
{
e.gc.setForeground( titleArea.getDisplay( )
.getSystemColor( SWT.COLOR_WIDGET_NORMAL_SHADOW ) );
Rectangle bounds = titleArea.getClientArea( );
bounds.height = bounds.height - 2;
bounds.width = bounds.width - 1;
e.gc.drawRectangle( bounds );
}
} );
Label label = new Label( titleArea, SWT.NONE );
label.setBackground( background );
label.setFont( FontManager.getFont( label.getFont( ).toString( ),
10,
SWT.BOLD ) );
label.setText( getTitle( ) );
UIUtil.bindHelp( parent,
IHelpContextIds.INSERT_EDIT_GRAND_TOTAL_DIALOG_ID );
return titleArea;
}
/** Creates a new instance of Block. Default black colour. */
public Block(Composite parent, int xpos, int ypos, int width, int height) {
this(parent, xpos, ypos, width, height, new Color(parent.getDisplay(), 0, 0, 0));
}
@Override
public void createPage ( final Composite parent )
{
this.display = parent.getDisplay ();
}
public PercentDisplay(Composite parent, int style, String displaytext, PercentSource percent) {
super(parent, style);
percentageHistory = new LinkedList<Integer>();
goodColor = greener(getBackground());
badColor = redder(getBackground());
okColor = yellower(getBackground());
black = new Color(parent.getDisplay(), 0, 0, 0);
lightGray = new Color(parent.getDisplay(), 200, 200, 200);
addListener(SWT.MouseEnter, e -> {
mouseIn = true;
refresh();
});
addListener(SWT.MouseExit, e -> {
mouseIn = false;
});
addListener (SWT.Paint, e -> {
GC gc = e.gc;
Rectangle rect = getClientArea();
displayWidth = rect.width;
Integer[] percentages = getPercentages();
int lastX = rect.x;
int lastY = rect.y;
Point txtExtent = (mouseIn) ? gc.textExtent(emitText) : new Point(0, 0);
int textX = rect.width - txtExtent.x - 5;
int textY = (rect.height - txtExtent.y) / 2;
Rectangle txtRect = new Rectangle(textX, textY, txtExtent.x, txtExtent.y);
for (int index=0; index<percentages.length; index++) {
int barY = (100 - percentages[index]) * (rect.height - 5) / 100 + 2;
int barX = rect.x + index;
gc.setForeground(getBackground());
gc.drawLine(barX, rect.y, barX, barY);
if (percentages[index] < lowerLimit)
gc.setForeground(goodColor);
else if (percentages[index] < middleLimit)
gc.setForeground(okColor);
else
gc.setForeground(badColor);
gc.drawLine(barX, rect.height, barX, barY);
if (index > 0) {
if ((txtRect.contains(barX, barY) || txtRect.contains(lastX, lastY)) && mouseIn)
gc.setForeground(lightGray);
else
gc.setForeground(black);
gc.drawLine(lastX, lastY, barX, barY);
}
lastX = barX;
lastY = barY;
}
if (mouseIn) {
gc.setForeground(black);
gc.drawText(emitText, textX, textY, true);
}
});
Thread painter = new Thread() {
public void run() {
int lastPercent = 0;
while (running) {
try {sleep(delay);} catch (InterruptedException ie) {}
int percentValue = percent.getPercent();
addPercentage((percentValue + lastPercent) / 2); // smoothing, sort-of
lastPercent = percentValue;
emitText = String.format("%3d%% ", percentValue) + displaytext;
refresh();
}
}
};
painter.start();
}
public ConcurrentStringReceiverClient(Composite parent, StringReceiverClient connection) {
this.parent = parent;
display = parent.getDisplay();
this.connection = connection;
}
/**
* Initializes a new <code>InternalGeoMap</code>.
*
* @param parent
* SWT parent <code>Composite</code>
* @param style
* SWT style as in <code>Canvas</code>, since this class inherits
* from it. Double buffering is always enabed.
* @param mapPosition
* initial mapPosition.
* @param zoom
* initial map zoom
* @param cacheSize
* initial cache size, eg number of tile-images that are kept in
* cache to prevent reloading from the network.
*/
protected InternalGeoMap(Composite parent, int style, Point mapPosition,
int zoom, int cacheSize) {
super(parent, SWT.DOUBLE_BUFFERED | style);
geoMapHelper = new GeoMapHelper(parent.getDisplay(), mapPosition, zoom,
cacheSize);
geoMapHelper.addGeoMapHelperListener(this);
addDisposeListener(e -> InternalGeoMap.this.geoMapHelper.dispose());
addPaintListener(e -> InternalGeoMap.this.paintControl(e));
}