Examples with ColumnLayoutData org.eclipse.jface.viewers.ColumnLayoutData used on opensource projects

Example 11 with ColumnLayoutData

use of org.eclipse.jface.viewers.ColumnLayoutData in project erlide_eclipse by erlang.

the class TableLayoutComposite method layoutTable.

protected void layoutTable(final Table table, final int width, final Rectangle area, final boolean increase) {
    if (width <= 1) {
        return;
    }
    final TableColumn[] tableColumns = table.getColumns();
    final int size = Math.min(columns.size(), tableColumns.length);
    final int[] widths = new int[size];
    int fixedWidth = 0;
    int numberOfWeightColumns = 0;
    int totalWeight = 0;
    // First calc space occupied by fixed columns
    for (int i = 0; i < size; i++) {
        final ColumnLayoutData col = columns.get(i);
        if (col instanceof ColumnPixelData) {
            final int pixels = ((ColumnPixelData) col).width;
            widths[i] = pixels;
            fixedWidth += pixels;
        } else if (col instanceof ColumnWeightData) {
            final ColumnWeightData cw = (ColumnWeightData) col;
            numberOfWeightColumns++;
            // first time, use the weight specified by the column data,
            // otherwise use
            // the actual width as the weight
            // int weight = firstTime ? cw.weight :
            // tableColumns[i].getWidth();
            final int weight = cw.weight;
            totalWeight += weight;
        } else {
            // $NON-NLS-1$
            Assert.isTrue(false, "Unknown column layout data");
        }
    }
    // Do we have columns that have a weight
    if (numberOfWeightColumns > 0) {
        // Now distribute the rest to the columns with weight.
        final int rest = width - fixedWidth;
        int totalDistributed = 0;
        for (int i = 0; i < size; ++i) {
            final ColumnLayoutData col = columns.get(i);
            if (col instanceof ColumnWeightData) {
                final ColumnWeightData cw = (ColumnWeightData) col;
                // calculate weight as above
                // int weight = firstTime ? cw.weight :
                // tableColumns[i].getWidth();
                final int weight = cw.weight;
                int pixels = totalWeight == 0 ? 0 : weight * rest / totalWeight;
                if (pixels < cw.minimumWidth) {
                    pixels = cw.minimumWidth;
                }
                totalDistributed += pixels;
                widths[i] = pixels;
            }
        }
        // Distribute any remaining pixels to columns with weight.
        int diff = rest - totalDistributed;
        for (int i = 0; diff > 0; ++i) {
            if (i == size) {
                i = 0;
            }
            final ColumnLayoutData col = columns.get(i);
            if (col instanceof ColumnWeightData) {
                ++widths[i];
                --diff;
            }
        }
    }
    if (increase) {
        table.setSize(area.width, area.height);
    }
    for (int i = 0; i < size; i++) {
        tableColumns[i].setWidth(widths[i]);
    }
    if (!increase) {
        table.setSize(area.width, area.height);
    }
}

Example 12 with ColumnLayoutData

use of org.eclipse.jface.viewers.ColumnLayoutData in project liferay-ide by liferay.

the class FreemarkerMultiPageEditor method createContextPage.

void createContextPage() {
    contextValues = new Properties();
    Composite composite = new Composite(getContainer(), SWT.NULL);
    composite.setLayout(new FillLayout());
    contextValuesTable = new Table(composite, SWT.BORDER | SWT.H_SCROLL | SWT.FULL_SELECTION);
    contextValuesTable.setVisible(true);
    contextValuesTable.setLinesVisible(false);
    contextValuesTable.setHeaderVisible(true);
    contextValuesTable.addSelectionListener(new SelectionListener() {

        public void widgetSelected(SelectionEvent e) {
            editContextValueButton.setEnabled(true);
            deleteContextValueButton.setEnabled(true);
        }

        public void widgetDefaultSelected(SelectionEvent e) {
        }
    });
    contextValuesTable.addKeyListener(new ContextValueDeleteKeyListener());
    contextValuesTable.addMouseListener(new EditContextValueButtonListener());
    // create the columns
    TableColumn keyColumn = new TableColumn(contextValuesTable, SWT.LEFT);
    TableColumn valueColumn = new TableColumn(contextValuesTable, SWT.LEFT);
    keyColumn.setText(Messages.FreemarkerMultiPageEditor_COLUMN_NAME);
    valueColumn.setText(Messages.FreemarkerMultiPageEditor_COLUMN_TYPE);
    ColumnLayoutData keyColumnLayout = new ColumnWeightData(30, false);
    ColumnLayoutData valueColumnLayout = new ColumnWeightData(70, false);
    // set columns in Table layout
    TableLayout tableLayout = new TableLayout();
    tableLayout.addColumnData(keyColumnLayout);
    tableLayout.addColumnData(valueColumnLayout);
    contextValuesTable.setLayout(tableLayout);
    GridData data = new GridData(GridData.FILL_BOTH);
    data.heightHint = 50;
    data.grabExcessHorizontalSpace = true;
    data.grabExcessVerticalSpace = true;
    contextValuesTable.setLayoutData(data);
    Composite buttonComposite = new Composite(composite, SWT.NONE);
    data = new GridData();
    data.horizontalAlignment = GridData.BEGINNING;
    data.verticalAlignment = GridData.BEGINNING;
    buttonComposite.setLayoutData(data);
    GridLayout gl = new GridLayout(1, true);
    buttonComposite.setLayout(gl);
    buttonComposite.setVisible(true);
    addContextValueButton = new Button(buttonComposite, SWT.NATIVE);
    addContextValueButton.setText(Messages.FreemarkerMultiPageEditor_BUTTON_NEW);
    addContextValueButton.setVisible(true);
    addContextValueButton.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL));
    addContextValueButton.addSelectionListener(new AddContextValueButtonListener());
    data = new GridData();
    data.widthHint = 45;
    data.grabExcessHorizontalSpace = true;
    addContextValueButton.setLayoutData(data);
    editContextValueButton = new Button(buttonComposite, SWT.NATIVE);
    editContextValueButton.setText(Messages.FreemarkerMultiPageEditor_BUTTON_EDIT);
    editContextValueButton.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL));
    editContextValueButton.addSelectionListener(new EditContextValueButtonListener());
    data = new GridData();
    data.widthHint = 45;
    data.grabExcessHorizontalSpace = true;
    editContextValueButton.setLayoutData(data);
    deleteContextValueButton = new Button(buttonComposite, SWT.NATIVE);
    deleteContextValueButton.setText(Messages.FreemarkerMultiPageEditor_BUTTON_DELETE);
    deleteContextValueButton.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL));
    deleteContextValueButton.addSelectionListener(new ContextValueDeleteKeyListener());
    data = new GridData();
    data.widthHint = 45;
    data.grabExcessHorizontalSpace = true;
    deleteContextValueButton.setLayoutData(data);
    reloadContextValues();
    int index = addPage(composite);
    setPageText(index, Messages.FreemarkerMultiPageEditor_PAGE_TEXT_CONTEXT);
}

Example 13 with ColumnLayoutData

use of org.eclipse.jface.viewers.ColumnLayoutData in project jbosstools-hibernate by jbosstools.

the class AutoResizeTableLayout method autoSizeColumns.

private void autoSizeColumns() {
    int width = table.getClientArea().width;
    if (width <= 1) {
        return;
    }
    TableColumn[] tableColumns = table.getColumns();
    int size = Math.min(columns.size(), tableColumns.length);
    int[] widths = new int[size];
    int fixedWidth = 0;
    int numberOfWeightColumns = 0;
    int totalWeight = 0;
    // First calc space occupied by fixed columns.
    for (int i = 0; i < size; i++) {
        ColumnLayoutData col = columns.get(i);
        if (col instanceof ColumnPixelData) {
            int pixels = ((ColumnPixelData) col).width;
            widths[i] = pixels;
            fixedWidth += pixels;
        } else if (col instanceof ColumnWeightData) {
            ColumnWeightData cw = (ColumnWeightData) col;
            numberOfWeightColumns++;
            int weight = cw.weight;
            totalWeight += weight;
        } else {
            throw new IllegalStateException(HibernateConsoleMessages.AutoResizeTableLayout_unknown_column_layout_data);
        }
    }
    // Do we have columns that have a weight?
    if (numberOfWeightColumns > 0) {
        // Now, distribute the rest
        // to the columns with weight.
        int rest = width - fixedWidth;
        int totalDistributed = 0;
        for (int i = 0; i < size; i++) {
            ColumnLayoutData col = columns.get(i);
            if (col instanceof ColumnWeightData) {
                ColumnWeightData cw = (ColumnWeightData) col;
                int weight = cw.weight;
                int pixels = totalWeight == 0 ? 0 : weight * rest / totalWeight;
                totalDistributed += pixels;
                widths[i] = pixels;
            }
        }
        // Distribute any remaining pixels
        // to columns with weight.
        int diff = rest - totalDistributed;
        for (int i = 0; diff > 0; i++) {
            if (i == size) {
                i = 0;
            }
            ColumnLayoutData col = columns.get(i);
            if (col instanceof ColumnWeightData) {
                ++widths[i];
                --diff;
            }
        }
    }
    for (int i = 0; i < size; i++) {
        if (tableColumns[i].getWidth() != widths[i]) {
            tableColumns[i].setWidth(widths[i]);
        }
    }
}