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

Example 26 with ControlAdapter

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

the class FindReplaceDialog method createContents.

@Override
protected Control createContents(Composite parent) {
    Composite panel = new Composite(parent, SWT.NULL);
    GridLayout layout = new GridLayout();
    layout.numColumns = 1;
    layout.makeColumnsEqualWidth = true;
    panel.setLayout(layout);
    setGridData(panel, SWT.FILL, true, SWT.FILL, true);
    ScrolledComposite scrolled = new ScrolledComposite(panel, SWT.V_SCROLL);
    setGridData(scrolled, SWT.FILL, true, SWT.FILL, true);
    Composite mainArea = new Composite(scrolled, SWT.NONE);
    setGridData(mainArea, SWT.FILL, true, SWT.FILL, true);
    mainArea.setLayout(new GridLayout(1, true));
    Composite inputPanel = createInputPanel(mainArea);
    setGridData(inputPanel, SWT.FILL, true, SWT.TOP, false);
    Composite configPanel = createConfigPanel(mainArea);
    setGridData(configPanel, SWT.FILL, true, SWT.TOP, true);
    scrolled.setContent(mainArea);
    scrolled.setExpandHorizontal(true);
    scrolled.setExpandVertical(true);
    scrolled.addControlListener(new ControlAdapter() {

        @Override
        public void controlResized(ControlEvent e) {
            scrolled.setMinHeight(mainArea.computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
        }
    });
    Composite buttonPanelB = createButtonSection(panel);
    setGridData(buttonPanelB, SWT.RIGHT, true, SWT.BOTTOM, false);
    Composite statusBar = createStatusAndCloseButton(panel);
    setGridData(statusBar, SWT.FILL, true, SWT.BOTTOM, false);
    panel.addTraverseListener(new TraverseListener() {

        @Override
        public void keyTraversed(TraverseEvent e) {
            if (e.detail == SWT.TRAVERSE_RETURN) {
                if (!Util.isMac()) {
                    Control controlWithFocus = getShell().getDisplay().getFocusControl();
                    if (controlWithFocus != null && (controlWithFocus.getStyle() & SWT.PUSH) == SWT.PUSH)
                        return;
                }
                Event event = new Event();
                event.type = SWT.Selection;
                event.stateMask = e.stateMask;
                fFindNextButton.notifyListeners(SWT.Selection, event);
                e.doit = false;
            } else if (e.detail == SWT.TRAVERSE_MNEMONIC) {
                Character mnemonic = Character.valueOf(Character.toLowerCase(e.character));
                if (fMnemonicButtonMap.containsKey(mnemonic)) {
                    Button button = fMnemonicButtonMap.get(mnemonic);
                    if ((fFindField.isFocusControl() || fReplaceField.isFocusControl() || (button.getStyle() & SWT.PUSH) != 0) && button.isEnabled()) {
                        Event event = new Event();
                        event.type = SWT.Selection;
                        event.stateMask = e.stateMask;
                        if ((button.getStyle() & SWT.RADIO) != 0) {
                            Composite buttonParent = button.getParent();
                            if (buttonParent != null) {
                                Control[] children = buttonParent.getChildren();
                                for (int i = 0; i < children.length; i++) ((Button) children[i]).setSelection(false);
                            }
                            button.setSelection(true);
                        } else {
                            button.setSelection(!button.getSelection());
                        }
                        button.notifyListeners(SWT.Selection, event);
                        e.detail = SWT.TRAVERSE_NONE;
                        e.doit = true;
                    }
                }
            }
        }
    });
    updateButtonState();
    applyDialogFont(panel);
    return panel;
}

Example 27 with ControlAdapter

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

the class ContentProposalPopup method createDialogArea.

/*
     * Creates the content area for the proposal popup. This creates a table and places it inside the composite. The
     * table will contain a list of all the proposals.
     *
     * @param parent The parent composite to contain the dialog area; must not be <code>null</code>.
     */
@Override
protected final Control createDialogArea(final Composite parent) {
    Composite wrapper = (Composite) super.createDialogArea(parent);
    wrapper.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    wrapper.setLayout(new GridLayout());
    // Use virtual where appropriate (see flag definition).
    if (USE_VIRTUAL) {
        proposalTable = new Table(wrapper, SWT.H_SCROLL | SWT.V_SCROLL | SWT.VIRTUAL | SWT.NO_FOCUS);
        Listener listener = new Listener() {

            @Override
            public void handleEvent(Event event) {
                handleSetData(event);
            }
        };
        proposalTable.addListener(SWT.SetData, listener);
        proposalTable.addListener(SWTPaintItem, new Listener() {

            @Override
            public void handleEvent(Event event) {
                TableItem item = (TableItem) event.item;
                int index = proposalTable.indexOf(item);
                if (textLayouts != null && index < textLayouts.length && textLayouts[index] != null) {
                    textLayouts[index].handlePaintItemEvent(event, 20, 2);
                }
                Proposal p = (Proposal) item.getData();
                Image image = getImage(p, index == proposalTable.getSelectionIndex());
                if (image != null)
                    event.gc.drawImage(image, event.x, event.y + 2);
            }
        });
        proposalTable.addListener(SWTMeasureItem, new Listener() {

            @Override
            public void handleEvent(Event event) {
                TableItem item = (TableItem) event.item;
                int index = proposalTable.indexOf(item);
                if (textLayouts != null && index < textLayouts.length && textLayouts[index] != null) {
                    textLayouts[index].handleMeasureItemEvent(event);
                }
            }
        });
    } else {
        proposalTable = new Table(parent, SWT.H_SCROLL | SWT.V_SCROLL | SWT.NO_FOCUS);
    }
    footer = new Text(wrapper, SWT.READ_ONLY | SWT.WRAP | SWT.NO_FOCUS);
    GridData textGridData = new GridData(GridData.HORIZONTAL_ALIGN_END);
    textGridData.heightHint = FOOTER_MINIMUM_HEIGHT;
    textGridData.widthHint = 100;
    footer.setLayoutData(textGridData);
    // set the proposals to force population of the table.
    setProposals(proposalList);
    proposalTable.setHeaderVisible(false);
    proposalTable.addListener(SWT.KeyDown, new Listener() {

        @Override
        public void handleEvent(Event e) {
            getTargetControlListener().handleEvent(e);
        }
    });
    proposalTable.addSelectionListener(new SelectionListener() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            // popup. Otherwise close the popup.
            if (e.item == null) {
                if (infoPopup != null)
                    infoPopup.close();
            } else {
                Proposal proposal = (Proposal) e.item.getData();
                if (proposal != null) {
                    showProposalDescription();
                    adapter.proposalSelected(proposal);
                } else {
                    if (infoPopup != null)
                        infoPopup.close();
                    proposalTable.deselectAll();
                }
            }
        }

        // Default selection was made. Accept the current proposal.
        @Override
        public void widgetDefaultSelected(SelectionEvent e) {
            Proposal proposal = (Proposal) e.item.getData();
            if (proposal != null) {
                acceptCurrentProposal(true);
            } else {
                proposalTable.deselectAll();
            }
        }
    });
    // Added to solve a item resize bug on windows:
    new TableColumn(proposalTable, SWT.NONE | SWT.NO_FOCUS);
    proposalTable.addControlListener(new ControlAdapter() {

        @Override
        public void controlResized(ControlEvent event) {
            if (proposalTable.getColumnCount() > 0) {
                if (proposalTable.getClientArea().width > maxItemWidth) {
                    proposalTable.getColumn(0).setWidth(proposalTable.getClientArea().width);
                } else {
                    proposalTable.getColumn(0).setWidth(maxItemWidth);
                }
            }
        }
    });
    return proposalTable;
}

Example 28 with ControlAdapter

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

the class DisplayEditpart method activate.

@Override
public void activate() {
    super.activate();
    initProperties();
    if (getExecutionMode() == ExecutionMode.RUN_MODE && getWidgetModel().getDisplayScaleData().isAutoScaleWidgets()) {
        originSize = new org.eclipse.swt.graphics.Point(getWidgetModel().getWidth(), getWidgetModel().getHeight());
        oldSize = originSize;
        scaleListener = new ControlAdapter() {

            @Override
            public void controlResized(ControlEvent e) {
                if (getViewer() == null || getViewer().getControl().isDisposed())
                    return;
                org.eclipse.swt.graphics.Point size = getViewer().getControl().getSize();
                if (size.equals(oldSize))
                    return;
                double widthRatio = size.x / (double) originSize.x;
                double heightRatio = size.y / (double) originSize.y;
                oldSize = size;
                getWidgetModel().scale(widthRatio, heightRatio);
            // oldSize = size;
            }
        };
        UIBundlingThread.getInstance().addRunnable(new Runnable() {

            @Override
            public void run() {
                scaleListener.controlResized(null);
            }
        });
        getViewer().getControl().addControlListener(scaleListener);
    }
    if (getExecutionMode() == ExecutionMode.RUN_MODE && getWidgetModel().isAutoZoomToFitAll()) {
        originSize = new org.eclipse.swt.graphics.Point(getWidgetModel().getWidth(), getWidgetModel().getHeight());
        oldSize = originSize;
        zoomListener = new ControlAdapter() {

            @Override
            public void controlResized(ControlEvent e) {
                if (!isActive() || getViewer() == null || getViewer().getControl().isDisposed())
                    return;
                org.eclipse.swt.graphics.Point size = ((Canvas) getViewer().getControl()).getSize();
                if (size.equals(oldSize))
                    return;
                if (size.x * size.y > 0) {
                    DisplayModel displayModel = (DisplayModel) getModel();
                    getZoomManager().getScalableFigure().setPreferredSize(displayModel.getSize());
                    getZoomManager().setZoomAsText(Draw2dSingletonUtil.ZoomManager_FIT_ALL);
                }
                oldSize = size;
            }
        };
        UIBundlingThread.getInstance().addRunnable(new Runnable() {

            @Override
            public void run() {
                zoomListener.controlResized(null);
            }
        });
        getViewer().getControl().addControlListener(zoomListener);
    }
    UIBundlingThread.getInstance().addRunnable(new Runnable() {

        @Override
        public void run() {
            if (getViewer() != null && getViewer().getControl() != null && !getViewer().getControl().isDisposed())
                getViewer().getControl().forceFocus();
        }
    });
}