Examples with GC org.eclipse.swt.graphics.GC used on opensource projects

Example 16 with GC

use of org.eclipse.swt.graphics.GC in project translationstudio8 by heartsome.

the class MenuItemProviders method autoResizeRowMenuItemProvider.

public static IMenuItemProvider autoResizeRowMenuItemProvider() {
    return new IMenuItemProvider() {

        public void addMenuItem(final NatTable natTable, final Menu popupMenu) {
            MenuItem autoResizeRows = new MenuItem(popupMenu, SWT.PUSH);
            autoResizeRows.setText("Auto resize row");
            autoResizeRows.setEnabled(true);
            autoResizeRows.addSelectionListener(new SelectionAdapter() {

                @Override
                public void widgetSelected(SelectionEvent event) {
                    int rowPosition = getNatEventData(event).getRowPosition();
                    natTable.doCommand(new InitializeAutoResizeRowsCommand(natTable, rowPosition, natTable.getConfigRegistry(), new GC(natTable)));
                }
            });
        }
    };
}

Example 17 with GC

use of org.eclipse.swt.graphics.GC in project translationstudio8 by heartsome.

the class NatCombo method createTextControl.

private void createTextControl() {
    text = new Text(this, HorizontalAlignmentEnum.getSWTStyle(cellStyle));
    text.setBackground(cellStyle.getAttributeValue(CellStyleAttributes.BACKGROUND_COLOR));
    text.setForeground(cellStyle.getAttributeValue(CellStyleAttributes.FOREGROUND_COLOR));
    text.setFont(cellStyle.getAttributeValue(CellStyleAttributes.FONT));
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    text.setLayoutData(gridData);
    text.forceFocus();
    text.addKeyListener(new KeyAdapter() {

        @Override
        public void keyPressed(KeyEvent event) {
            if (event.keyCode == SWT.ARROW_DOWN || event.keyCode == SWT.ARROW_UP) {
                showDropdownControl();
                int selectionIndex = dropdownList.getSelectionIndex();
                selectionIndex += event.keyCode == SWT.ARROW_DOWN ? 1 : -1;
                if (selectionIndex < 0) {
                    selectionIndex = 0;
                }
                dropdownList.select(selectionIndex);
                text.setText(dropdownList.getSelection()[0]);
            }
        }
    });
    iconImage = GUIHelper.getImage("down_2");
    final Canvas iconCanvas = new Canvas(this, SWT.NONE) {

        @Override
        public Point computeSize(int wHint, int hHint, boolean changed) {
            Rectangle iconImageBounds = iconImage.getBounds();
            return new Point(iconImageBounds.width + 2, iconImageBounds.height + 2);
        }
    };
    gridData = new GridData(GridData.BEGINNING, SWT.FILL, false, true);
    iconCanvas.setLayoutData(gridData);
    iconCanvas.addPaintListener(new PaintListener() {

        public void paintControl(PaintEvent event) {
            GC gc = event.gc;
            Rectangle iconCanvasBounds = iconCanvas.getBounds();
            Rectangle iconImageBounds = iconImage.getBounds();
            int horizontalAlignmentPadding = CellStyleUtil.getHorizontalAlignmentPadding(HorizontalAlignmentEnum.CENTER, iconCanvasBounds, iconImageBounds.width);
            int verticalAlignmentPadding = CellStyleUtil.getVerticalAlignmentPadding(VerticalAlignmentEnum.MIDDLE, iconCanvasBounds, iconImageBounds.height);
            gc.drawImage(iconImage, horizontalAlignmentPadding, verticalAlignmentPadding);
            Color originalFg = gc.getForeground();
            gc.setForeground(GUIHelper.COLOR_WIDGET_BORDER);
            gc.drawRectangle(0, 0, iconCanvasBounds.width - 1, iconCanvasBounds.height - 1);
            gc.setForeground(originalFg);
        }
    });
    iconCanvas.addMouseListener(new MouseAdapter() {

        @Override
        public void mouseDown(MouseEvent e) {
            showDropdownControl();
        }
    });
}

Example 18 with GC

use of org.eclipse.swt.graphics.GC in project translationstudio8 by heartsome.

the class TypeColunmCellRenderer method getTextBounds.

/**
	 * {@inheritDoc}
	 */
public Rectangle getTextBounds(GridItem item, boolean preferred) {
    int x = leftMargin;
    Image image = item.getImage(getColumn());
    if (image != null) {
        x += image.getBounds().width + 3;
    }
    Rectangle bounds = new Rectangle(x, topMargin + textTopMargin, 0, 0);
    GC gc = new GC(item.getParent());
    gc.setFont(item.getFont(getColumn()));
    Point size = gc.stringExtent(item.getText(getColumn()));
    bounds.height = size.y;
    if (preferred) {
        bounds.width = size.x - 1;
    } else {
        bounds.width = getBounds().width - x - rightMargin;
    }
    gc.dispose();
    return bounds;
}

Example 19 with GC

use of org.eclipse.swt.graphics.GC in project translationstudio8 by heartsome.

the class GridCopyEnable method clearSelection.

void clearSelection() {
    int start = selection.x;
    int end = selection.y;
    selection.x = selection.y = caretOffset;
    selectionAnchor = -1;
    // redraw old selection, if any
    if (end - start > 0 && gridTable.getItems().length != 0) {
        if (layout == null && focusItemIndex != -1 && focusItemIndex != -1) {
            GridItem item = gridTable.getItem(focusItemIndex);
            GridColumn col = gridTable.getColumn(focusColIndex);
            GridCellRenderer gcr = col.getCellRenderer();
            if (gcr != null && gcr instanceof XGridCellRenderer) {
                GC gc = new GC(gcr.getDisplay());
                layout = ((XGridCellRenderer) gcr).getTextLayout(gc, item, focusColIndex, true, false);
                gc.dispose();
            }
            if (layout == null) {
                return;
            }
        }
        Rectangle rect = layout.getBounds(start, end);
        gridTable.redraw(rect.x + coordinateOffsetX, rect.y + coordinateOffsetY, rect.width, rect.height, false);
    }
}

Example 20 with GC

use of org.eclipse.swt.graphics.GC in project translationstudio8 by heartsome.

the class GridCopyEnable method handleVerticalScroll.

void handleVerticalScroll(Event event) {
    GridVisibleRange visibleR = gridTable.getVisibleRange();
    GridItem[] items = visibleR.getItems();
    boolean itemFlg = false;
    for (GridItem item : items) {
        if (focusItem == item) {
            itemFlg = true;
        }
    }
    boolean columnFlg = false;
    GridColumn[] columns = visibleR.getColumns();
    if (columns.length - 1 >= focusColIndex) {
        columnFlg = true;
    }
    if (!itemFlg || !columnFlg) {
        defaultCaret.setVisible(false);
        return;
    }
    defaultCaret.setVisible(true);
    GridColumn col = gridTable.getColumn(focusColIndex);
    GridCellRenderer gcr = col.getCellRenderer();
    int colIndex = gcr.getColumn();
    if (gcr == null || !(gcr instanceof XGridCellRenderer) || !copyAbleColumnIndexs.contains(colIndex)) {
        return;
    }
    XGridCellRenderer cellRender = (XGridCellRenderer) gcr;
    Rectangle cellBounds = focusItem.getBounds(colIndex);
    GC gc = new GC(Display.getDefault());
    TextLayout layout = null;
    try {
        layout = cellRender.getTextLayout(gc, focusItem, colIndex, true, false);
        if (layout == null) {
            gc.dispose();
            return;
        }
        Point point = layout.getLocation(caretOffset, false);
        coordinateOffsetX = cellBounds.x + cellRender.leftMargin;
        coordinateOffsetY = cellBounds.y + cellRender.topMargin + cellRender.textTopMargin;
        defaultCaret.setLocation(point.x + coordinateOffsetX, point.y + coordinateOffsetY);
    } finally {
        if (layout != null) {
            layout.dispose();
        }
        if (gc != null) {
            gc.dispose();
        }
    }
}