Examples with ControlListener org.eclipse.swt.events.ControlListener used on opensource projects

Example 11 with ControlListener

use of org.eclipse.swt.events.ControlListener in project cubrid-manager by CUBRID.

the class InformationWindow method createContents.

protected Control createContents(Composite parent) {
    final Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayout(new FillLayout());
    composite.setLayoutData(new GridData(GridData.FILL_BOTH));
    infoText = new StyledText(composite, SWT.None);
    infoText.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_INFO_BACKGROUND));
    infoText.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_INFO_FOREGROUND));
    infoText.setEditable(false);
    infoText.setEnabled(false);
    infoText.addMouseTrackListener(new MouseTrackListener() {

        public void mouseHover(MouseEvent e) {
            increaseAlpha();
        }

        public void mouseExit(MouseEvent e) {
            reduceAlpha();
        }

        public void mouseEnter(MouseEvent e) {
            increaseAlpha();
        }
    });
    parentShell.addControlListener(new ControlListener() {

        public void controlResized(ControlEvent e) {
            updateLocation();
        }

        public void controlMoved(ControlEvent e) {
            updateLocation();
        }
    });
    if (Platform.getOS().equals(Platform.OS_WIN32)) {
        parentShell.addPaintListener(new PaintListener() {

            public void paintControl(PaintEvent e) {
                updateLocation();
            }
        });
    }
    this.getShell().setAlpha(minAlpha);
    updateLocation();
    return parent;
}

Example 12 with ControlListener

use of org.eclipse.swt.events.ControlListener in project eclipse.platform.swt by eclipse.

the class Test_org_eclipse_swt_widgets_Control method test_addControlListenerControlResizedAdapterLorg_eclipse_swt_events_ControlListener.

@Test
public void test_addControlListenerControlResizedAdapterLorg_eclipse_swt_events_ControlListener() {
    ControlListener listener = ControlListener.controlResizedAdapter(e -> eventOccurred = true);
    control.addControlListener(listener);
    eventOccurred = false;
    control.notifyListeners(SWT.Resize, new Event());
    assertTrue(eventOccurred);
    eventOccurred = false;
    control.notifyListeners(SWT.Move, new Event());
    assertFalse(eventOccurred);
    control.removeControlListener(listener);
    eventOccurred = false;
    control.notifyListeners(SWT.Resize, new Event());
    assertFalse(eventOccurred);
    control.notifyListeners(SWT.Move, new Event());
    assertFalse(eventOccurred);
}

Example 13 with ControlListener

use of org.eclipse.swt.events.ControlListener in project hale by halestudio.

the class GenericParameterPage method createField.

/**
 * Creates a text field for the given function parameter and given initial
 * value. Does not call updateState!
 *
 * @param parent the composite in which to place the text field
 * @param fp the function parameter
 * @param initialValue initial value or <code>null</code>
 * @param fixed whether the field may never be removed under any
 *            circumstances (-> no remove button)
 * @return the created text field
 */
private Pair<AttributeEditor<?>, Button> createField(Composite parent, final FunctionParameterDefinition fp, ParameterValue initialValue, boolean fixed) {
    // create editor, button and pair
    final AttributeEditor<?> editor = ParameterEditorExtension.getInstance().createEditor(parent, getWizard().getFunctionId(), fp, initialValue);
    // listen to valid changes
    editor.setPropertyChangeListener(new IPropertyChangeListener() {

        @Override
        public void propertyChange(PropertyChangeEvent event) {
            if (AttributeEditor.IS_VALID.equals(event.getProperty()))
                updateState();
        }
    });
    // listen for resizes of the editor
    // needed for the editor chooser editor
    editor.getControl().addControlListener(new ControlListener() {

        @Override
        public void controlResized(ControlEvent e) {
            /*
				 * call layoutAndPack() later as a call now breaks the wizard
				 * dialog sizing (at least on Linux) and makes the button bar
				 * disappear.
				 */
            Display.getCurrent().asyncExec(new Runnable() {

                @Override
                public void run() {
                    layoutAndPack();
                }
            });
        }

        @Override
        public void controlMoved(ControlEvent e) {
        // ignore
        }
    });
    final Pair<AttributeEditor<?>, Button> pair;
    final Button removeButton;
    if (fixed)
        removeButton = null;
    else
        removeButton = new Button(parent, SWT.NONE);
    pair = new Pair<AttributeEditor<?>, Button>(editor, removeButton);
    // configure text
    editor.getControl().setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false));
    // configure button
    if (removeButton != null) {
        removeButton.setImage(removeImage);
        removeButton.setEnabled(false);
        removeButton.addSelectionListener(new SelectionAdapter() {

            @Override
            public void widgetSelected(SelectionEvent e) {
                // remove last text field
                List<Pair<AttributeEditor<?>, Button>> texts = inputFields.get(fp);
                texts.remove(pair);
                updateState();
                removeButton.dispose();
                editor.getControl().dispose();
                addButtons.get(fp).setEnabled(true);
                if (texts.size() == fp.getMinOccurrence())
                    for (Pair<AttributeEditor<?>, Button> otherPair : texts) otherPair.getSecond().setEnabled(false);
                layoutAndPack();
            }
        });
    }
    // add field to map
    inputFields.put(fp, pair);
    return pair;
}

Example 14 with ControlListener

use of org.eclipse.swt.events.ControlListener in project eclipse.platform.text by eclipse.

the class AbstractTemplatesPage method createTemplateTree.

/**
 * Create the tree to display templates.
 *
 * @param parent the parent composite
 */
private void createTemplateTree(Composite parent) {
    Composite treeComposite = new Composite(parent, SWT.NONE);
    GridData data = new GridData(GridData.FILL_BOTH);
    treeComposite.setLayoutData(data);
    TreeColumnLayout columnLayout = new TreeColumnLayout();
    treeComposite.setLayout(columnLayout);
    fTemplatesTree = new Tree(treeComposite, SWT.H_SCROLL | SWT.V_SCROLL | SWT.MULTI | SWT.FULL_SELECTION);
    fTemplatesTree.setHeaderVisible(true);
    fTemplatesTree.setLinesVisible(true);
    PixelConverter pixelConverter = new PixelConverter(fTemplatesTree);
    TreeColumn columnName = new TreeColumn(fTemplatesTree, SWT.NONE);
    columnName.setText(TemplatesMessages.TemplatesPage_column_name);
    int minWidth = fPreferenceStore.getInt(COLUMN_NAME_WIDTH_PREF_ID);
    if (minWidth == 0) {
        minWidth = pixelConverter.convertWidthInCharsToPixels(30);
    }
    columnLayout.setColumnData(columnName, new ColumnPixelData(minWidth, true));
    columnName.addControlListener(new ControlListener() {

        @Override
        public void controlMoved(ControlEvent e) {
        }

        @Override
        public void controlResized(ControlEvent e) {
            int nameWidth = ((TreeColumn) e.getSource()).getWidth();
            fPreferenceStore.setValue(COLUMN_NAME_WIDTH_PREF_ID, nameWidth);
        }
    });
    TreeColumn columnDescription = new TreeColumn(fTemplatesTree, SWT.NONE);
    columnDescription.setText(TemplatesMessages.TemplatesPage_column_description);
    minWidth = fPreferenceStore.getInt(COLUMN_DESCRIPTION_WIDTH_PREF_ID);
    if (minWidth == 0) {
        minWidth = pixelConverter.convertWidthInCharsToPixels(45);
    }
    columnLayout.setColumnData(columnDescription, new ColumnPixelData(minWidth, false));
    columnDescription.addControlListener(new ControlListener() {

        @Override
        public void controlMoved(ControlEvent e) {
        }

        @Override
        public void controlResized(ControlEvent e) {
            int descriptionWidth = ((TreeColumn) e.getSource()).getWidth();
            fPreferenceStore.setValue(COLUMN_DESCRIPTION_WIDTH_PREF_ID, descriptionWidth);
        }
    });
    createTreeViewer(fTemplatesTree);
}

Example 15 with ControlListener

use of org.eclipse.swt.events.ControlListener in project yamcs-studio by yamcs.

the class ClientsTableViewer method addFixedColumns.

private void addFixedColumns() {
    TableViewerColumn idColumn = new TableViewerColumn(this, SWT.CENTER);
    idColumn.getColumn().setText(COL_ID);
    idColumn.getColumn().setWidth(30);
    idColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            ClientInfo client = (ClientInfo) element;
            return String.valueOf(client.getId());
        }
    });
    TableViewerColumn userColumn = new TableViewerColumn(this, SWT.LEFT);
    userColumn.getColumn().setText(COL_USER);
    userColumn.getColumn().setWidth(100);
    userColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            ClientInfo client = (ClientInfo) element;
            return String.valueOf(client.getUsername());
        }
    });
    TableViewerColumn applicationColumn = new TableViewerColumn(this, SWT.LEFT);
    applicationColumn.getColumn().setText(COL_APPLICATION);
    applicationColumn.getColumn().setWidth(100);
    applicationColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            ClientInfo client = (ClientInfo) element;
            return client.getApplicationName();
        }
    });
    TableViewerColumn instanceColumn = new TableViewerColumn(this, SWT.LEFT);
    instanceColumn.getColumn().setText(COL_INSTANCE);
    instanceColumn.getColumn().setWidth(100);
    instanceColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            ClientInfo client = (ClientInfo) element;
            return client.getInstance();
        }
    });
    TableViewerColumn processorColumn = new TableViewerColumn(this, SWT.LEFT);
    processorColumn.getColumn().setText(COL_PROCESSOR);
    processorColumn.getColumn().setWidth(100);
    processorColumn.setLabelProvider(new ColumnLabelProvider() {

        @Override
        public String getText(Object element) {
            ClientInfo client = (ClientInfo) element;
            return client.getProcessorName();
        }
    });
    // prevent resize to 0
    for (TableColumn column : getTable().getColumns()) {
        column.addControlListener(new ControlListener() {

            @Override
            public void controlMoved(ControlEvent e) {
            }

            @Override
            public void controlResized(ControlEvent e) {
                if (column.getWidth() < 5) {
                    column.setWidth(5);
                }
            }
        });
    }
}