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

Example 91 with MouseEvent

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

the class AbstractTextEditor method getRulerMouseListener.

/**
 * Creates and returns the listener on this editor's vertical ruler.
 *
 * @return the mouse listener
 */
protected final MouseListener getRulerMouseListener() {
    if (fMouseListener == null) {
        fMouseListener = new MouseListener() {

            private boolean fDoubleClicked = false;

            private final int fDoubleClickTime = getSite().getShell().getDisplay().getDoubleClickTime();

            private long fMouseUpDelta = 0;

            private void triggerAction(String actionID, MouseEvent e) {
                IAction action = getAction(actionID);
                if (action != null) {
                    if (action instanceof IUpdate)
                        ((IUpdate) action).update();
                    if (action.isEnabled()) {
                        Event event = new Event();
                        event.type = fDoubleClicked ? SWT.MouseDoubleClick : SWT.MouseUp;
                        event.display = e.display;
                        event.widget = e.widget;
                        event.time = e.time;
                        event.data = e.data;
                        event.x = e.x;
                        event.y = e.y;
                        event.button = e.button;
                        event.stateMask = e.stateMask;
                        event.count = e.count;
                        action.runWithEvent(event);
                    }
                }
            }

            @Override
            public void mouseUp(final MouseEvent e) {
                setFocus();
                final int delay = fMouseUpDelta == 0 ? 0 : fDoubleClickTime - (int) (System.currentTimeMillis() - fMouseUpDelta);
                if (1 != e.button)
                    return;
                Runnable runnable = new Runnable() {

                    @Override
                    public void run() {
                        if (!fDoubleClicked)
                            triggerAction(ITextEditorActionConstants.RULER_CLICK, e);
                    }
                };
                if (delay <= 0)
                    runnable.run();
                else
                    e.widget.getDisplay().timerExec(delay, runnable);
            }

            @Override
            public void mouseDoubleClick(MouseEvent e) {
                if (1 == e.button) {
                    fDoubleClicked = true;
                    triggerAction(ITextEditorActionConstants.RULER_DOUBLE_CLICK, e);
                }
            }

            @Override
            public void mouseDown(MouseEvent e) {
                fMouseUpDelta = System.currentTimeMillis();
                fDoubleClicked = false;
                if (fRulerContextMenu != null && !fRulerContextMenu.isDisposed()) {
                    Display display = fRulerContextMenu.getDisplay();
                    Point location = display.getCursorLocation();
                    fRulerContextMenu.setLocation(location.x, location.y);
                }
            }
        };
    }
    return fMouseListener;
}

Example 92 with MouseEvent

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

the class VerticalRuler method createControl.

@Override
public Control createControl(Composite parent, ITextViewer textViewer) {
    fTextViewer = textViewer;
    fCanvas = new Canvas(parent, SWT.NO_BACKGROUND);
    fCanvas.addPaintListener(new PaintListener() {

        @Override
        public void paintControl(PaintEvent event) {
            if (fTextViewer != null)
                doubleBufferPaint(event.gc);
        }
    });
    fCanvas.addDisposeListener(new DisposeListener() {

        @Override
        public void widgetDisposed(DisposeEvent e) {
            handleDispose();
            fTextViewer = null;
        }
    });
    fCanvas.addMouseListener(new MouseListener() {

        @Override
        public void mouseUp(MouseEvent event) {
        }

        @Override
        public void mouseDown(MouseEvent event) {
            fLastMouseButtonActivityLine = toDocumentLineNumber(event.y);
        }

        @Override
        public void mouseDoubleClick(MouseEvent event) {
            fLastMouseButtonActivityLine = toDocumentLineNumber(event.y);
        }
    });
    if (fTextViewer != null) {
        fTextViewer.addViewportListener(fInternalListener);
        fTextViewer.addTextListener(fInternalListener);
    }
    return fCanvas;
}

Example 93 with MouseEvent

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

the class SearchHistorySelectionDialog method createDialogArea.

/*
	 * Overrides method from Dialog
	 */
@Override
protected Control createDialogArea(Composite container) {
    Composite ancestor = (Composite) super.createDialogArea(container);
    createMessageArea(ancestor);
    Composite parent = new Composite(ancestor, SWT.NONE);
    GridLayout layout = new GridLayout();
    layout.numColumns = 2;
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    parent.setLayout(layout);
    parent.setLayoutData(new GridData(GridData.FILL_BOTH));
    fViewer = new TableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER | SWT.FULL_SELECTION);
    fViewer.setContentProvider(new ArrayContentProvider());
    final Table table = fViewer.getTable();
    table.addMouseListener(new MouseAdapter() {

        @Override
        public void mouseDoubleClick(MouseEvent e) {
            okPressed();
        }
    });
    fViewer.setLabelProvider(new SearchesLabelProvider());
    GridData gd = new GridData(GridData.FILL_BOTH);
    gd.heightHint = convertHeightInCharsToPixels(15);
    gd.widthHint = convertWidthInCharsToPixels(WIDTH_IN_CHARACTERS);
    table.setLayoutData(gd);
    fRemoveButton = new Button(parent, SWT.PUSH);
    fRemoveButton.setText(SearchMessages.SearchesDialog_remove_label);
    fRemoveButton.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent event) {
            buttonPressed(REMOVE_ID);
        }
    });
    fRemoveButton.setLayoutData(new GridData(GridData.BEGINNING, GridData.BEGINNING, false, false));
    SWTUtil.setButtonDimensionHint(fRemoveButton);
    fViewer.addSelectionChangedListener(new ISelectionChangedListener() {

        @Override
        public void selectionChanged(SelectionChangedEvent event) {
            validateDialogState();
        }
    });
    fLink = new Link(parent, SWT.NONE);
    configureHistoryLink();
    fLink.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            HistoryConfigurationDialog dialog = new HistoryConfigurationDialog(getShell(), fInput, fRemovedEntries);
            if (dialog.open() == Window.OK) {
                fViewer.refresh();
                configureHistoryLink();
            }
        }
    });
    fLink.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1));
    applyDialogFont(ancestor);
    // set input & selections last, so all the widgets are created.
    fViewer.setInput(fInput);
    fViewer.getTable().setFocus();
    return ancestor;
}

Example 94 with MouseEvent

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

the class AbstractInformationControl method addResizeSupportIfNecessary.

private void addResizeSupportIfNecessary(final Composite bars) {
    // XXX: workarounds for
    // - https://bugs.eclipse.org/bugs/show_bug.cgi?id=219139 : API to add resize grip / grow box in lower right corner of shell
    // - https://bugs.eclipse.org/bugs/show_bug.cgi?id=23980 : platform specific shell resize behavior
    String platform = SWT.getPlatform();
    // $NON-NLS-1$
    final boolean isWin = platform.equals("win32");
    if (// $NON-NLS-1$
    !isWin && !platform.equals("gtk"))
        return;
    final Canvas resizer = new Canvas(bars, SWT.NONE);
    int size = getResizeHandleSize(bars);
    GridData data = new GridData(SWT.END, SWT.END, false, true);
    data.widthHint = size;
    data.heightHint = size;
    resizer.setLayoutData(data);
    resizer.addPaintListener(new PaintListener() {

        @Override
        public void paintControl(PaintEvent e) {
            Point s = resizer.getSize();
            int x = s.x - 2;
            int y = s.y - 2;
            int min = Math.min(x, y);
            if (isWin) {
                // draw dots
                e.gc.setBackground(resizer.getDisplay().getSystemColor(SWT.COLOR_WIDGET_HIGHLIGHT_SHADOW));
                int end = min - 1;
                for (int i = 0; i <= 2; i++) for (int j = 0; j <= 2 - i; j++) e.gc.fillRectangle(end - 4 * i, end - 4 * j, 2, 2);
                end--;
                e.gc.setBackground(resizer.getDisplay().getSystemColor(SWT.COLOR_WIDGET_NORMAL_SHADOW));
                for (int i = 0; i <= 2; i++) for (int j = 0; j <= 2 - i; j++) e.gc.fillRectangle(end - 4 * i, end - 4 * j, 2, 2);
            } else {
                // draw diagonal lines
                e.gc.setForeground(resizer.getDisplay().getSystemColor(SWT.COLOR_WIDGET_NORMAL_SHADOW));
                for (int i = 1; i < min; i += 4) {
                    e.gc.drawLine(i, y, x, i);
                }
                e.gc.setForeground(resizer.getDisplay().getSystemColor(SWT.COLOR_WIDGET_HIGHLIGHT_SHADOW));
                for (int i = 2; i < min; i += 4) {
                    e.gc.drawLine(i, y, x, i);
                }
            }
        }
    });
    final boolean isRTL = (resizer.getShell().getStyle() & SWT.RIGHT_TO_LEFT) != 0;
    resizer.setCursor(resizer.getDisplay().getSystemCursor(isRTL ? SWT.CURSOR_SIZESW : SWT.CURSOR_SIZESE));
    MouseAdapter resizeSupport = new MouseAdapter() {

        private MouseMoveListener fResizeListener;

        @Override
        public void mouseDown(MouseEvent e) {
            Rectangle shellBounds = fShell.getBounds();
            final int shellX = shellBounds.x;
            final int shellY = shellBounds.y;
            final int shellWidth = shellBounds.width;
            final int shellHeight = shellBounds.height;
            Point mouseLoc = resizer.toDisplay(e.x, e.y);
            final int mouseX = mouseLoc.x;
            final int mouseY = mouseLoc.y;
            fResizeListener = new MouseMoveListener() {

                @Override
                public void mouseMove(MouseEvent e2) {
                    Point mouseLoc2 = resizer.toDisplay(e2.x, e2.y);
                    int dx = mouseLoc2.x - mouseX;
                    int dy = mouseLoc2.y - mouseY;
                    if (isRTL) {
                        setLocation(new Point(shellX + dx, shellY));
                        setSize(shellWidth - dx, shellHeight + dy);
                    } else {
                        setSize(shellWidth + dx, shellHeight + dy);
                    }
                }
            };
            resizer.addMouseMoveListener(fResizeListener);
        }

        @Override
        public void mouseUp(MouseEvent e) {
            resizer.removeMouseMoveListener(fResizeListener);
            fResizeListener = null;
        }
    };
    resizer.addMouseListener(resizeSupport);
}

Example 95 with MouseEvent

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

the class AnnotationBarHoverManager method computeInformation.

@Override
protected void computeInformation() {
    fAllowMouseExit = false;
    MouseEvent event = getHoverEvent();
    if ((event.stateMask & SWT.BUTTON_MASK) != 0) {
        setInformation(null, null);
        return;
    }
    IAnnotationHover hover = getHover(event);
    if (hover == null) {
        setInformation(null, null);
        return;
    }
    int line = getHoverLine(event);
    if (hover instanceof IAnnotationHoverExtension) {
        IAnnotationHoverExtension extension = (IAnnotationHoverExtension) hover;
        ILineRange range = extension.getHoverLineRange(fSourceViewer, line);
        setCustomInformationControlCreator(extension.getHoverControlCreator());
        range = adaptLineRange(range, line);
        if (range != null)
            setInformation(extension.getHoverInfo(fSourceViewer, range, computeNumberOfVisibleLines()), computeArea(range));
        else
            setInformation(null, null);
    } else {
        setCustomInformationControlCreator(null);
        setInformation(hover.getHoverInfo(fSourceViewer, line), computeArea(line));
    }
}