下面列出了org.eclipse.swt.widgets.Composite#getBackground ( ) 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 Control createControl( Composite parent )
{
Font font = parent.getFont( );
Color bg = parent.getBackground( );
editor = new Composite( parent, getStyle( ) );
editor.setFont( font );
editor.setBackground( bg );
editor.setLayout( new FillLayout( ) );
createContents( editor );
updateContents( value );
setValueValid( true );
return editor;
}
protected Control createControl( Composite parent )
{
Font font = parent.getFont( );
Color bg = parent.getBackground( );
editor = new Composite( parent, getStyle( ) );
editor.setFont( font );
editor.setBackground( bg );
editor.setLayout( new FillLayout( ) );
createContents( editor );
updateContents( value );
setValueValid( true );
return editor;
}
private Control createBufferTip(Composite parent, IEditorReference ref) {
Composite result = new Composite(parent, SWT.NO_FOCUS);
Color bg = parent.getBackground();
result.setBackground(bg);
GridLayout gridLayout = new GridLayout();
gridLayout.numColumns = 1;
result.setLayout(gridLayout);
StyledText name = new StyledText(result, SWT.READ_ONLY | SWT.HIDE_SELECTION);
// italics results in slightly clipped text unless extended
String text = ref.getTitleToolTip() + ' ';
name.setText(text);
name.setBackground(bg);
name.setCaret(null);
StyleRange styleIt = new StyleRange(0, text.length(), null, bg);
styleIt.fontStyle = SWT.ITALIC;
name.setStyleRange(styleIt);
return result;
}
/**
* @param parent
* @param style
*/
public ToolkitControl(Composite parent, WBToolkit wbToolkit) {
super(parent, SWT.NONE);
this.wbToolkit = wbToolkit;
setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
setBackground(parent.getBackground());
defaultBackgroundColor = parent.getBackground();
selectedBackgroundColor = Display.getDefault().getSystemColor(
SWT.COLOR_LIST_SELECTION);
initControl();
}
protected Label newLabel(final Composite c, final String msg) {
final Label l = new Label(c, SWT.NONE);
l.setText(msg);
final Color bc = c.getBackground();
if (bc != null) {
l.setBackground(new Color(null, bc.getRGB()));
}
return l;
}
/**
* Constructs a new {@link FXColorPicker}.
*
* @param parent
* The parent {@link Composite}.
* @param color
* The initial {@link Color} to set.
*/
public FXColorPicker(final Composite parent, Color color) {
super(parent, SWT.NONE);
setLayout(new FillLayout());
FXCanvas canvas = new FXCanvas(this, SWT.NONE);
// container
Group colorPickerGroup = new Group();
HBox hbox = new HBox();
colorPickerGroup.getChildren().add(hbox);
// color wheel
WritableImage colorWheelImage = new WritableImage(64, 64);
renderColorWheel(colorWheelImage, 0, 0, 64);
ImageView colorWheel = new ImageView(colorWheelImage);
colorWheel.setFitWidth(16);
colorWheel.setFitHeight(16);
BorderPane colorWheelPane = new BorderPane();
Insets insets = new Insets(2.0);
colorWheelPane.setPadding(insets);
colorWheelPane.setCenter(colorWheel);
// use background color of parent composite (the wheel image is
// transparent outside the wheel, so otherwise the hbox color would look
// through)
colorWheelPane.setStyle("-fx-background-color: "
+ computeRgbString(Color.rgb(parent.getBackground().getRed(),
parent.getBackground().getGreen(),
parent.getBackground().getBlue())));
colorRectangle = new Rectangle(50, 20);
// bind to ColorWheel instead of buttonPane to prevent layout
// problems.
colorRectangle.widthProperty().bind(colorWheel.fitWidthProperty()
.add(insets.getLeft()).add(insets.getRight()).multiply(2.5));
colorRectangle.heightProperty().bind(colorWheelPane.heightProperty());
// draw 'border' around hbox (and fill background, which covers the
// space beween color rect and wheel
hbox.setStyle("-fx-border-color: " + computeRgbString(Color.DARKGREY)
+ "; -fx-background-color: "
+ computeRgbString(Color.DARKGREY));
hbox.getChildren().addAll(colorRectangle, colorWheelPane);
hbox.setSpacing(0.5);
// interaction
colorWheelPane.setOnMouseClicked(new EventHandler<MouseEvent>() {
@Override
public void handle(MouseEvent event) {
Color colorOrNull = FXColorPicker.pickColor(getShell(),
getColor());
if (colorOrNull != null) {
setColor(colorOrNull);
}
}
});
Scene scene = new Scene(colorPickerGroup);
// copy background color from parent composite
org.eclipse.swt.graphics.Color backgroundColor = parent.getBackground();
scene.setFill(Color.rgb(backgroundColor.getRed(),
backgroundColor.getGreen(), backgroundColor.getBlue()));
canvas.setScene(scene);
// initialize some color
setColor(color);
colorRectangle.fillProperty().bind(this.color);
}
@Override
protected Control createControl(Composite parent) {
Font font = parent.getFont();
Color bg = parent.getBackground();
// Create the editor composite
editor = new Composite(parent, getStyle());
editor.setFont(font);
editor.setBackground(bg);
editor.setLayout(new DialogCellLayout());
// Create the contents
contents = (CCombo) super.createControl(editor);
// Create the Browse Button
button = createButton(editor);
button.setFont(font);
// Add a escape key listener
button.addKeyListener(new KeyAdapter() {
@Override
public void keyReleased(KeyEvent e) {
if (e.character == '\u001b') { // Escape
fireCancelEditor();
}
}
});
// Add the focus listener
button.addFocusListener(getButtonFocusListener());
// Add the button listener to throw up the file browser
button.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent event) {
// Remove the button's focus listener since it's guaranteed
// to lose focus when the dialog opens
button.removeFocusListener(getButtonFocusListener());
// Get the IClient so we can do the import
IClient client = ClientHolder.getClient();
// Open the file browser and get the selection
String newValue = (String) openDialogBox(editor);
// Re-add the listener once the dialog closes
button.addFocusListener(getButtonFocusListener());
if (newValue != null) {
// Import the files
File importedFile = new File(newValue);
client.importFile(importedFile.toURI());
String[] currentItems = FileComboBoxCellEditor.this.getItems();
String[] newItems = new String[currentItems.length + 1];
for (int i = 0; i < currentItems.length; i++) {
newItems[i] = currentItems[i];
}
newItems[currentItems.length] = importedFile.getName();
FileComboBoxCellEditor.this.setItems(newItems);
doSetValue(new Integer(currentItems.length));
ArrayList<String> valueList = new ArrayList<String>(Arrays.asList(newItems));
// Set the new list
element.getEntry().setAllowedValues(valueList);
support.setValue(element, currentItems.length);
markDirty();
setValueValid(true);
fireApplyEditorValue();
deactivate();
}
}
});
setValueValid(true);
return editor;
}
/**
* This operation draws the (initial) controls in the properties view based
* on the input. Adds the <code>DataComponent</code> to a
* <code>DataComponentComposite</code> to be used in the properties view.
*/
@Override
public void createControls(Composite parent,
TabbedPropertySheetPage aTabbedPropertySheetPage) {
super.createControls(parent, aTabbedPropertySheetPage);
// Get the default background color.
Color backgroundColor = parent.getBackground();
// Create a section for the data composites.
section = getWidgetFactory().createSection(parent,
Section.SHORT_TITLE_BAR | Section.DESCRIPTION);
section.setText(data.getName());
section.setDescription(data.getDescription());
section.setBackground(backgroundColor);
dataComposite = new DataComponentComposite(data, section, SWT.NONE);
// Sets the entries to be enabled to the state of the isEnabled flag
Control[] children = dataComposite.getChildren();
for (Control child : children) {
if (child instanceof IEntryComposite) {
IEntryComposite entry = (IEntryComposite) child;
entry.getComposite().setEnabled(isEnabled);
}
}
GridLayout clientLayout = new GridLayout(2, true);
// Set the margins and spacing based on the tabbed property
// constants.
clientLayout.marginLeft = ITabbedPropertyConstants.HMARGIN;
clientLayout.marginRight = ITabbedPropertyConstants.HMARGIN;
clientLayout.marginTop = ITabbedPropertyConstants.VMARGIN;
clientLayout.marginBottom = ITabbedPropertyConstants.VMARGIN;
clientLayout.horizontalSpacing = ITabbedPropertyConstants.HSPACE;
clientLayout.verticalSpacing = ITabbedPropertyConstants.VSPACE;
dataComposite.setLayout(clientLayout);
// Make the background of the section client white unless ICE is in
// debug mode.
if (System.getProperty("DebugICE") == null) {
dataComposite.setBackground(backgroundColor);
} else {
dataComposite.setBackground(
Display.getCurrent().getSystemColor(SWT.COLOR_RED));
}
// Adapt the composite to be rendered with the default widget factory
// toolkit
getWidgetFactory().adapt(dataComposite);
// Set the client area for the section.
section.setClient(dataComposite);
return;
}
/**
* This operation draws the controls in the properties view based on the
* input.
*/
@Override
public void createControls(Composite parent,
TabbedPropertySheetPage aTabbedPropertySheetPage) {
super.createControls(parent, aTabbedPropertySheetPage);
// Get the default background color (white).
Color backgroundColor = parent.getBackground();
// Create a section for the data composites.
section = getWidgetFactory().createSection(parent,
ExpandableComposite.SHORT_TITLE_BAR | Section.DESCRIPTION);
section.setText("Node properties");
section.setDescription("All properties available for "
+ "this node can be modified here.");
section.setBackground(backgroundColor);
// Create the Composite that contains all DataComponentComposites.
final Composite client = new Composite(section, SWT.NONE);
// Set the layout of the client area so that all DataComponentComposites
// are stacked on top of each other.
GridLayout clientLayout = new GridLayout();
// Set the margins and spacing based on the tabbed property constants.
clientLayout.marginLeft = ITabbedPropertyConstants.HMARGIN;
clientLayout.marginRight = ITabbedPropertyConstants.HMARGIN;
clientLayout.marginTop = ITabbedPropertyConstants.VMARGIN;
clientLayout.marginBottom = ITabbedPropertyConstants.VMARGIN;
clientLayout.horizontalSpacing = ITabbedPropertyConstants.HSPACE;
clientLayout.verticalSpacing = ITabbedPropertyConstants.VSPACE;
client.setLayout(clientLayout);
// Make the background of the section client white unless ICE is in
// debug mode.
if (System.getProperty("DebugICE") == null) {
client.setBackground(backgroundColor);
} else {
client.setBackground(
Display.getCurrent().getSystemColor(SWT.COLOR_RED));
}
// Set the client area for the section.
section.setClient(client);
// Get the property viewer's ScrolledComposite and its first Composite
// (its "client" Composite).
scrollCompositeClient = section.getParent().getParent().getParent()
.getParent();
scrollComposite = (ScrolledComposite) scrollCompositeClient.getParent();
// Add a listener to resize the Section's properties and update the
// ScrollComposite's minimum bounds correctly based on the displayed
// properties.
scrollComposite.addControlListener(new ControlAdapter() {
@Override
public void controlResized(ControlEvent e) {
resizeProperties();
}
});
return;
}
/**
* This operation draws the (initial) controls in the properties view based
* on the input. In this case, there are initially no widgets to prepare.
*/
@Override
public void createControls(Composite parent,
TabbedPropertySheetPage aTabbedPropertySheetPage) {
super.createControls(parent, aTabbedPropertySheetPage);
// Get the default background color.
Color backgroundColor = parent.getBackground();
// Create a section for the data composites.
section = getWidgetFactory().createSection(parent,
ExpandableComposite.SHORT_TITLE_BAR | Section.DESCRIPTION);
section.setText("Node properties");
section.setDescription("All properties available for "
+ "this node can be modified here.");
section.setBackground(backgroundColor);
// Create the Composite that contains all DataComponentComposites.
final Composite client = new Composite(section, SWT.NONE);
GridLayout clientLayout = new GridLayout(2, false);
// Set the margins and spacing based on the tabbed property constants.
clientLayout.marginLeft = ITabbedPropertyConstants.HMARGIN;
clientLayout.marginRight = ITabbedPropertyConstants.HMARGIN;
clientLayout.marginTop = ITabbedPropertyConstants.VMARGIN;
clientLayout.marginBottom = ITabbedPropertyConstants.VMARGIN;
clientLayout.horizontalSpacing = ITabbedPropertyConstants.HSPACE;
clientLayout.verticalSpacing = ITabbedPropertyConstants.VSPACE;
client.setLayout(clientLayout);
// Make the background of the section client white unless ICE is in
// debug mode.
if (System.getProperty("DebugICE") == null) {
client.setBackground(backgroundColor);
} else {
client.setBackground(
Display.getCurrent().getSystemColor(SWT.COLOR_RED));
}
// Set the client area for the section.
section.setClient(client);
// Get the property viewer's ScrolledComposite and its first Composite
// (its "client" Composite).
scrollCompositeClient = section.getParent().getParent().getParent()
.getParent();
scrollComposite = (ScrolledComposite) scrollCompositeClient.getParent();
// Add a listener to resize the Section's properties and update the
// ScrollComposite's minimum bounds correctly based on the displayed
// properties.
scrollComposite.addControlListener(new ControlAdapter() {
@Override
public void controlResized(ControlEvent e) {
resizePropertyView();
}
});
// Create the type Combo Composite.
typeComposite = createTypeComposite(client);
GridData gridData = new GridData(SWT.FILL, SWT.CENTER, true, false);
gridData.horizontalSpan = 2;
typeComposite.setLayoutData(gridData);
// Refresh the contents of the type Combo and its containing Composite.
refreshTypeWidgets();
// Create the table of properties.
tableViewer = createTableViewer(client);
// Set the table's layout data so it occupies all spare space in the
// property section client.
tableViewer.getControl()
.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
// Create the add/delete buttons.
Composite buttonComposite = createButtons(client);
// The button Composite shouldn't grab any space. Align it along the
// center and top of the space to the right of the table.
buttonComposite
.setLayoutData(new GridData(SWT.RIGHT, SWT.TOP, false, false));
return;
}