Examples with SpringLayout javax.swing.SpringLayout used on opensource projects

Example 26 with SpringLayout

use of javax.swing.SpringLayout in project com.revolsys.open by revolsys.

the class SpringLayoutUtil method makeCompactGrid.

/**
 * Aligns the first <code>rows</code> <code>cols</code> components of
 * <code>parent</code> in a grid. Each component in a column is as wide as the
 * maximum preferred width of the components in that column; height is
 * similarly determined for each row. The parent is made just big enough to
 * fit them all.
 *
 * @param rows number of rows
 * @param cols number of columns
 * @param initialX x location to start the grid at
 * @param initialY y location to start the grid at
 * @param xPad x padding between cells
 * @param yPad y padding between cells
 */
public static void makeCompactGrid(final Container parent, final int rows, final int cols, final int initialX, final int initialY, final int xPad, final int yPad) {
    SpringLayout layout;
    try {
        layout = (SpringLayout) parent.getLayout();
    } catch (final ClassCastException exc) {
        layout = new SpringLayout();
        parent.setLayout(layout);
    }
    // Align all cells in each column and make them the same width.
    Spring x = Spring.constant(initialX);
    for (int c = 0; c < cols; c++) {
        Spring width = Spring.constant(0);
        for (int r = 0; r < rows; r++) {
            width = Spring.max(width, getConstraintsForCell(r, c, parent, cols).getWidth());
        }
        for (int r = 0; r < rows; r++) {
            final SpringLayout.Constraints constraints = getConstraintsForCell(r, c, parent, cols);
            constraints.setX(x);
            constraints.setWidth(width);
        }
        x = Spring.sum(x, Spring.sum(width, Spring.constant(xPad)));
    }
    // Align all cells in each row and make them the same height.
    Spring y = Spring.constant(initialY);
    for (int r = 0; r < rows; r++) {
        Spring height = Spring.constant(0);
        for (int c = 0; c < cols; c++) {
            height = Spring.max(height, getConstraintsForCell(r, c, parent, cols).getHeight());
        }
        for (int c = 0; c < cols; c++) {
            final SpringLayout.Constraints constraints = getConstraintsForCell(r, c, parent, cols);
            constraints.setY(y);
            constraints.setHeight(height);
        }
        y = Spring.sum(y, Spring.sum(height, Spring.constant(yPad)));
    }
    // Set the parent's size.
    final SpringLayout.Constraints parenConstraints = layout.getConstraints(parent);
    parenConstraints.setConstraint(SpringLayout.SOUTH, y);
    parenConstraints.setConstraint(SpringLayout.EAST, x);
}

Example 27 with SpringLayout

use of javax.swing.SpringLayout in project gate-core by GateNLP.

the class SpringUtilities method makeGrid.

/**
 * Aligns the first <code>rows</code> * <code>cols</code>
 * components of <code>parent</code> in
 * a grid. Each component is as big as the maximum
 * preferred width and height of the components.
 * The parent is made just big enough to fit them all.
 *
 * @param rows number of rows
 * @param cols number of columns
 * @param initialX x location to start the grid at
 * @param initialY y location to start the grid at
 * @param xPad x padding between cells
 * @param yPad y padding between cells
 */
public static void makeGrid(Container parent, int rows, int cols, int initialX, int initialY, int xPad, int yPad) {
    SpringLayout layout;
    try {
        layout = (SpringLayout) parent.getLayout();
    } catch (ClassCastException exc) {
        System.err.println("The first argument to makeGrid must use SpringLayout.");
        return;
    }
    Spring xPadSpring = Spring.constant(xPad);
    Spring yPadSpring = Spring.constant(yPad);
    Spring initialXSpring = Spring.constant(initialX);
    Spring initialYSpring = Spring.constant(initialY);
    int max = rows * cols;
    // Calculate Springs that are the max of the width/height so that all
    // cells have the same size.
    Spring maxWidthSpring = layout.getConstraints(parent.getComponent(0)).getWidth();
    Spring maxHeightSpring = layout.getConstraints(parent.getComponent(0)).getHeight();
    for (int i = 1; i < max; i++) {
        SpringLayout.Constraints cons = layout.getConstraints(parent.getComponent(i));
        maxWidthSpring = Spring.max(maxWidthSpring, cons.getWidth());
        maxHeightSpring = Spring.max(maxHeightSpring, cons.getHeight());
    }
    // components to have the same size.
    for (int i = 0; i < max; i++) {
        SpringLayout.Constraints cons = layout.getConstraints(parent.getComponent(i));
        cons.setWidth(maxWidthSpring);
        cons.setHeight(maxHeightSpring);
    }
    // Then adjust the x/y constraints of all the cells so that they
    // are aligned in a grid.
    SpringLayout.Constraints lastCons = null;
    SpringLayout.Constraints lastRowCons = null;
    for (int i = 0; i < max; i++) {
        SpringLayout.Constraints cons = layout.getConstraints(parent.getComponent(i));
        if (i % cols == 0) {
            // start of new row
            lastRowCons = lastCons;
            cons.setX(initialXSpring);
        } else {
            // x position depends on previous component
            cons.setX(Spring.sum(lastCons.getConstraint(SpringLayout.EAST), xPadSpring));
        }
        if (i / cols == 0) {
            // first row
            cons.setY(initialYSpring);
        } else {
            // y position depends on previous row
            cons.setY(Spring.sum(lastRowCons.getConstraint(SpringLayout.SOUTH), yPadSpring));
        }
        lastCons = cons;
    }
    // Set the parent's size.
    SpringLayout.Constraints pCons = layout.getConstraints(parent);
    pCons.setConstraint(SpringLayout.SOUTH, Spring.sum(Spring.constant(yPad), lastCons.getConstraint(SpringLayout.SOUTH)));
    pCons.setConstraint(SpringLayout.EAST, Spring.sum(Spring.constant(xPad), lastCons.getConstraint(SpringLayout.EAST)));
}

Example 28 with SpringLayout

use of javax.swing.SpringLayout in project energy3d by concord-consortium.

the class SpringUtilities method getConstraintsForCell.

/* Used by makeCompactGrid. */
private static SpringLayout.Constraints getConstraintsForCell(final int row, final int col, final Container parent, final int cols) {
    final SpringLayout layout = (SpringLayout) parent.getLayout();
    final Component c = parent.getComponent(row * cols + col);
    return layout.getConstraints(c);
}

Example 29 with SpringLayout

use of javax.swing.SpringLayout in project energy3d by concord-consortium.

the class SpringUtilities method makeGrid.

/**
 * Aligns the first <code>rows</code> * <code>cols</code> components of <code>parent</code> in a grid. Each component is as big as the maximum preferred width and height of the components. The parent is made just big enough to fit them all.
 *
 * @param rows
 *            number of rows
 * @param cols
 *            number of columns
 * @param initialX
 *            x location to start the grid at
 * @param initialY
 *            y location to start the grid at
 * @param xPad
 *            x padding between cells
 * @param yPad
 *            y padding between cells
 */
public static void makeGrid(final Container parent, final int rows, final int cols, final int initialX, final int initialY, final int xPad, final int yPad) {
    SpringLayout layout;
    try {
        layout = (SpringLayout) parent.getLayout();
    } catch (final ClassCastException exc) {
        System.err.println("The first argument to makeGrid must use SpringLayout.");
        return;
    }
    final Spring xPadSpring = Spring.constant(xPad);
    final Spring yPadSpring = Spring.constant(yPad);
    final Spring initialXSpring = Spring.constant(initialX);
    final Spring initialYSpring = Spring.constant(initialY);
    final int max = rows * cols;
    // Calculate Springs that are the max of the width/height so that all
    // cells have the same size.
    Spring maxWidthSpring = layout.getConstraints(parent.getComponent(0)).getWidth();
    Spring maxHeightSpring = layout.getConstraints(parent.getComponent(0)).getWidth();
    for (int i = 1; i < max; i++) {
        final SpringLayout.Constraints cons = layout.getConstraints(parent.getComponent(i));
        maxWidthSpring = Spring.max(maxWidthSpring, cons.getWidth());
        maxHeightSpring = Spring.max(maxHeightSpring, cons.getHeight());
    }
    // components to have the same size.
    for (int i = 0; i < max; i++) {
        final SpringLayout.Constraints cons = layout.getConstraints(parent.getComponent(i));
        cons.setWidth(maxWidthSpring);
        cons.setHeight(maxHeightSpring);
    }
    // Then adjust the x/y constraints of all the cells so that they
    // are aligned in a grid.
    SpringLayout.Constraints lastCons = null;
    SpringLayout.Constraints lastRowCons = null;
    for (int i = 0; i < max; i++) {
        final SpringLayout.Constraints cons = layout.getConstraints(parent.getComponent(i));
        if (i % cols == 0) {
            // start of new row
            lastRowCons = lastCons;
            cons.setX(initialXSpring);
        } else {
            // x position depends on previous component
            cons.setX(Spring.sum(lastCons.getConstraint(SpringLayout.EAST), xPadSpring));
        }
        if (i / cols == 0) {
            // first row
            cons.setY(initialYSpring);
        } else {
            // y position depends on previous row
            cons.setY(Spring.sum(lastRowCons.getConstraint(SpringLayout.SOUTH), yPadSpring));
        }
        lastCons = cons;
    }
    // Set the parent's size.
    final SpringLayout.Constraints pCons = layout.getConstraints(parent);
    pCons.setConstraint(SpringLayout.SOUTH, Spring.sum(Spring.constant(yPad), lastCons.getConstraint(SpringLayout.SOUTH)));
    pCons.setConstraint(SpringLayout.EAST, Spring.sum(Spring.constant(xPad), lastCons.getConstraint(SpringLayout.EAST)));
}

Example 30 with SpringLayout

use of javax.swing.SpringLayout in project energy3d by concord-consortium.

the class SpringUtilities method makeCompactGrid.

/**
 * Aligns the first <code>rows</code> * <code>cols</code> components of <code>parent</code> in a grid. Each component in a column is as wide as the maximum preferred width of the components in that column; height is similarly determined for each row. The parent is made just big enough to fit them all.
 *
 * @param rows
 *            number of rows
 * @param cols
 *            number of columns
 * @param initialX
 *            x location to start the grid at
 * @param initialY
 *            y location to start the grid at
 * @param xPad
 *            x padding between cells
 * @param yPad
 *            y padding between cells
 */
public static void makeCompactGrid(final Container parent, final int rows, final int cols, final int initialX, final int initialY, final int xPad, final int yPad) {
    SpringLayout layout;
    try {
        layout = (SpringLayout) parent.getLayout();
    } catch (final ClassCastException exc) {
        System.err.println("The first argument to makeCompactGrid must use SpringLayout.");
        return;
    }
    // Align all cells in each column and make them the same width.
    Spring x = Spring.constant(initialX);
    for (int c = 0; c < cols; c++) {
        Spring width = Spring.constant(0);
        for (int r = 0; r < rows; r++) {
            width = Spring.max(width, getConstraintsForCell(r, c, parent, cols).getWidth());
        }
        for (int r = 0; r < rows; r++) {
            final SpringLayout.Constraints constraints = getConstraintsForCell(r, c, parent, cols);
            constraints.setX(x);
            constraints.setWidth(width);
        }
        x = Spring.sum(x, Spring.sum(width, Spring.constant(xPad)));
    }
    // Align all cells in each row and make them the same height.
    Spring y = Spring.constant(initialY);
    for (int r = 0; r < rows; r++) {
        Spring height = Spring.constant(0);
        for (int c = 0; c < cols; c++) {
            height = Spring.max(height, getConstraintsForCell(r, c, parent, cols).getHeight());
        }
        for (int c = 0; c < cols; c++) {
            final SpringLayout.Constraints constraints = getConstraintsForCell(r, c, parent, cols);
            constraints.setY(y);
            constraints.setHeight(height);
        }
        y = Spring.sum(y, Spring.sum(height, Spring.constant(yPad)));
    }
    // Set the parent's size.
    final SpringLayout.Constraints pCons = layout.getConstraints(parent);
    pCons.setConstraint(SpringLayout.SOUTH, y);
    pCons.setConstraint(SpringLayout.EAST, x);
}