Examples with MousePositionAnalyser org.talend.designer.dbmap.ui.event.MousePositionAnalyser used on opensource projects

Example 1 with MousePositionAnalyser

use of org.talend.designer.dbmap.ui.event.MousePositionAnalyser in project tdi-studio-se by Talend.

the class DataMapTableView method addManualTableResizeListeners.

/**
     * DOC amaumont Comment method "addManualTableResizeListeners".
     * 
     * @param uiManager
     */
private void addManualTableResizeListeners(final UIManager uiManager) {
    this.addDisposeListener(new DisposeListener() {

        @Override
        public void widgetDisposed(DisposeEvent e) {
            if (currentCursor != null) {
                currentCursor.dispose();
            }
        }
    });
    Listener tableResizerListener = new Listener() {

        @Override
        public void handleEvent(Event event) {
            MousePositionAnalyser mpa = new MousePositionAnalyser(DataMapTableView.this);
            Point eventPoint = new Point(event.x, event.y);
            boolean leftMouseButton = (event.stateMask & SWT.BUTTON1) != 0 || event.button == 1;
            switch(event.type) {
                case SWT.MouseMove:
                    if (resizeHelper.isDragging()) {
                        Point newPoint = convertToParentOrigin(DataMapTableView.this, eventPoint);
                        Point dragPoint = resizeHelper.getLastDragPoint();
                        Point diff = new Point(newPoint.x - dragPoint.x, newPoint.y - dragPoint.y);
                        if (mpa.isOnLeftBorder(eventPoint)) {
                            diff.x *= -1;
                        }
                        Rectangle rect = DataMapTableView.this.getClientArea();
                        rect.width += 2 * DataMapTableView.this.getBorderWidth();
                        rect.height += 2 * DataMapTableView.this.getBorderWidth();
                        RESIZE_MODE currentMode = resizeHelper.getCurrentMode();
                        int newWidth = (currentMode == RESIZE_MODE.HORIZONTAL || currentMode == RESIZE_MODE.BOTH) ? rect.width + diff.x * 2 : rect.width;
                        int newHeight = (currentMode == RESIZE_MODE.VERTICAL || currentMode == RESIZE_MODE.BOTH) ? rect.height + diff.y : rect.height;
                        if (newHeight < MINIMUM_HEIGHT + OFFSET_HEIGHT_TRIGGER && diff.y < 0) {
                            changeMinimizeState(true);
                            newHeight = MINIMUM_HEIGHT;
                        } else if (newHeight > MINIMUM_HEIGHT + OFFSET_HEIGHT_TRIGGER && diff.y > 0) {
                            changeMinimizeState(false);
                        }
                        changeSize(new Point(newWidth, newHeight), false, true);
                        resizeHelper.setLastDragPoint(newPoint);
                    } else if (!resizeHelper.isDragging()) {
                        Cursor cursor = null;
                        if (mpa.isOnLeftBottomCorner(eventPoint)) {
                        // cursor = new Cursor(dataMapTableView.getDisplay(), org.eclipse.swt.SWT.CURSOR_SIZESW);
                        // resizeHelper.setCurrentMode(RESIZE_MODE.BOTH);
                        } else if (mpa.isOnRightBottomCorner(eventPoint)) {
                        // cursor = new Cursor(dataMapTableView.getDisplay(), org.eclipse.swt.SWT.CURSOR_SIZESE);
                        // resizeHelper.setCurrentMode(RESIZE_MODE.BOTH);
                        } else if (mpa.isOnLeftBorder(eventPoint)) {
                        // cursor = new Cursor(dataMapTableView.getDisplay(), org.eclipse.swt.SWT.CURSOR_SIZEE);
                        // resizeHelper.setCurrentMode(RESIZE_MODE.HORIZONTAL);
                        } else if (mpa.isOnRightBorder(eventPoint)) {
                        // cursor = new Cursor(dataMapTableView.getDisplay(), org.eclipse.swt.SWT.CURSOR_SIZEW);
                        // resizeHelper.setCurrentMode(RESIZE_MODE.HORIZONTAL);
                        } else if (mpa.isOnBottomBorder(eventPoint)) {
                            cursor = new Cursor(DataMapTableView.this.getDisplay(), org.eclipse.swt.SWT.CURSOR_SIZES);
                            resizeHelper.setCurrentMode(RESIZE_MODE.VERTICAL);
                        }
                        if (cursor != null) {
                            DataMapTableView.this.setCursor(cursor);
                        } else {
                            setDefaultCursor();
                            resizeHelper.setCurrentMode(RESIZE_MODE.NONE);
                        }
                    }
                    break;
                case SWT.MouseDown:
                    if (leftMouseButton) {
                        if (mpa.isOnLeftBorder(eventPoint) || mpa.isOnRightBorder(eventPoint) || mpa.isOnBottomBorder(eventPoint)) {
                            resizeHelper.startDrag(convertToParentOrigin(DataMapTableView.this, new Point(event.x, event.y)));
                        } else {
                            setDefaultCursor();
                        }
                        parentLayout = DataMapTableView.this.getParent().getLayout();
                        DataMapTableView.this.getParent().setLayout(null);
                    }
                    break;
                case SWT.MouseUp:
                    if (leftMouseButton) {
                        resizeHelper.stopDrag();
                        // gridData = (GridData) dataMapTableView.getLayoutData();
                        // gridData.exclude = false;
                        DataMapTableView.this.getParent().setLayout(parentLayout);
                        DataMapTableView.this.getParent().layout();
                        uiManager.resizeTablesZoneViewAtComputedSize(getZone());
                        uiManager.refreshBackground(true, false);
                    }
                    break;
                case SWT.MouseExit:
                    setDefaultCursor();
                    break;
                default:
            }
        }
    };
    this.addListener(SWT.MouseMove, tableResizerListener);
    this.addListener(SWT.MouseDown, tableResizerListener);
    this.addListener(SWT.MouseUp, tableResizerListener);
}