Examples with GridItem org.eclipse.nebula.widgets.grid.GridItem used on opensource projects

Example 21 with GridItem

use of org.eclipse.nebula.widgets.grid.GridItem 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 22 with GridItem

use of org.eclipse.nebula.widgets.grid.GridItem 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();
        }
    }
}

Example 23 with GridItem

use of org.eclipse.nebula.widgets.grid.GridItem in project tdq-studio-se by Talend.

the class DefaultCellRenderer method computeSize.

/**
 * {@inheritDoc}
 */
public Point computeSize(GC gc, int wHint, int hHint, Object value) {
    GridItem item = (GridItem) value;
    gc.setFont(item.getFont(getColumn()));
    int x = 0;
    x += leftMargin;
    if (isTree()) {
        x += getToggleIndent(item);
        x += toggleRenderer.getBounds().width + insideMargin;
    }
    if (isCheck()) {
        x += checkRenderer.getBounds().width + insideMargin;
    }
    int y = 0;
    Image image = item.getImage(getColumn());
    if (image != null) {
        y = topMargin + image.getBounds().height + bottomMargin;
        x += image.getBounds().width + insideMargin;
    }
    // MOPR-DND
    // MOPR: replaced this code (to get correct preferred height for cells in word-wrap columns)
    // 
    // x += gc.stringExtent(item.getText(column)).x + rightMargin;
    // 
    // y = Math.max(y,topMargin + gc.getFontMetrics().getHeight() + bottomMargin);
    // 
    // with this code:
    int textHeight = 0;
    if (!isWordWrap()) {
        x += gc.textExtent(item.getText(getColumn())).x + rightMargin;
        textHeight = topMargin + textTopMargin + gc.getFontMetrics().getHeight() + textBottomMargin + bottomMargin;
    } else {
        int plainTextWidth;
        if (wHint == SWT.DEFAULT)
            plainTextWidth = gc.textExtent(item.getText(getColumn())).x;
        else
            plainTextWidth = wHint - x - rightMargin;
        TextLayout currTextLayout = new TextLayout(gc.getDevice());
        currTextLayout.setFont(gc.getFont());
        currTextLayout.setText(item.getText(getColumn()));
        currTextLayout.setAlignment(getAlignment());
        currTextLayout.setWidth(plainTextWidth < 1 ? 1 : plainTextWidth);
        x += plainTextWidth + rightMargin;
        textHeight += topMargin + textTopMargin;
        for (int cnt = 0; cnt < currTextLayout.getLineCount(); cnt++) textHeight += currTextLayout.getLineBounds(cnt).height;
        textHeight += textBottomMargin + bottomMargin;
        currTextLayout.dispose();
    }
    y = Math.max(y, textHeight);
    return new Point(x, y);
}

Example 24 with GridItem

use of org.eclipse.nebula.widgets.grid.GridItem in project tdq-studio-se by Talend.

the class DefaultCellRenderer method getBranches.

/**
 * Calculates the sequence of branch lines which should be rendered for the provided item
 * @param item
 * @return an array of integers composed using the constants in {@link BranchRenderer}
 */
private int[] getBranches(GridItem item) {
    int[] branches = new int[item.getLevel() + 1];
    GridItem[] roots = item.getParent().getRootItems();
    // Is this a node or a leaf?
    if (item.getParentItem() == null) {
        // Add descender if not last item
        if (!item.isExpanded() && roots[roots.length - 1].equals(item)) {
            if (item.hasChildren())
                branches[item.getLevel()] = BranchRenderer.LAST_ROOT;
            else
                branches[item.getLevel()] = BranchRenderer.SMALL_L;
        } else {
            if (item.hasChildren())
                branches[item.getLevel()] = BranchRenderer.ROOT;
            else
                branches[item.getLevel()] = BranchRenderer.SMALL_T;
        }
    } else if (item.hasChildren())
        if (item.isExpanded())
            branches[item.getLevel()] = BranchRenderer.NODE;
        else
            branches[item.getLevel()] = BranchRenderer.NONE;
    else
        branches[item.getLevel()] = BranchRenderer.LEAF;
    // Branch for current item
    GridItem parent = item.getParentItem();
    if (parent == null)
        return branches;
    // Are there siblings below this item?
    if (parent.indexOf(item) < parent.getItemCount() - 1)
        branches[item.getLevel() - 1] = BranchRenderer.T;
    else // Is the next node a root?
    if (parent.getParentItem() == null && !parent.equals(roots[roots.length - 1]))
        branches[item.getLevel() - 1] = BranchRenderer.T;
    else
        // This must be the last element at this level
        branches[item.getLevel() - 1] = BranchRenderer.L;
    Grid grid = item.getParent();
    item = parent;
    parent = item.getParentItem();
    // Branches for parent items
    while (item.getLevel() > 0) {
        if (parent.indexOf(item) == parent.getItemCount() - 1) {
            if (parent.getParentItem() == null && !grid.getRootItem(grid.getRootItemCount() - 1).equals(parent))
                branches[item.getLevel() - 1] = BranchRenderer.I;
            else
                branches[item.getLevel() - 1] = BranchRenderer.NONE;
        } else
            branches[item.getLevel() - 1] = BranchRenderer.I;
        item = parent;
        parent = item.getParentItem();
    }
    // item should be null at this point
    return branches;
}

Example 25 with GridItem

use of org.eclipse.nebula.widgets.grid.GridItem in project tdq-studio-se by Talend.

the class DefaultCellRenderer method notify.

/**
 * {@inheritDoc}
 */
public boolean notify(int event, Point point, Object value) {
    GridItem item = (GridItem) value;
    if (isCheck()) {
        if (event == IInternalWidget.MouseMove) {
            if (overCheck(item, point)) {
                setHoverDetail("check");
                return true;
            }
        }
        if (event == IInternalWidget.LeftMouseButtonDown) {
            if (overCheck(item, point)) {
                if (!item.getCheckable(getColumn())) {
                    return false;
                }
                item.setChecked(getColumn(), !item.getChecked(getColumn()));
                item.getParent().redraw();
                item.fireCheckEvent(getColumn());
                return true;
            }
        }
    }
    if (isTree() && item.hasChildren()) {
        if (event == IInternalWidget.MouseMove) {
            if (overToggle(item, point)) {
                setHoverDetail("toggle");
                return true;
            }
        }
        if (event == IInternalWidget.LeftMouseButtonDown) {
            if (overToggle(item, point)) {
                item.setExpanded(!item.isExpanded());
                item.getParent().redraw();
                if (item.isExpanded()) {
                    item.fireEvent(SWT.Expand);
                } else {
                    item.fireEvent(SWT.Collapse);
                }
                return true;
            }
        }
    }
    return false;
}