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

Example 6 with SpringLayout

use of javax.swing.SpringLayout in project ACS by ACS-Community.

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
    */
@SuppressWarnings("null")
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)).getWidth();
    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 7 with SpringLayout

use of javax.swing.SpringLayout in project uncommons-maths by dwdyer.

the class SpringUtilities method makeCompactGrid.

/**
     * Aligns the first {@code rows} * {@code cols} components of {@code parent}
     * 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 parent The container to layout.
     * @param rows number of rows
     * @param columns 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(Container parent, int rows, int columns, int initialX, int initialY, int xPad, int yPad) {
    if (!(parent.getLayout() instanceof SpringLayout)) {
        throw new IllegalArgumentException("The first argument to makeCompactGrid must use SpringLayout.");
    }
    SpringLayout layout = (SpringLayout) parent.getLayout();
    // Align all cells in each column and make them the same width.
    Spring x = Spring.constant(initialX);
    for (int c = 0; c < columns; c++) {
        Spring width = Spring.constant(0);
        for (int r = 0; r < rows; r++) {
            width = Spring.max(width, getConstraintsForCell(r, c, parent, columns).getWidth());
        }
        for (int r = 0; r < rows; r++) {
            SpringLayout.Constraints constraints = getConstraintsForCell(r, c, parent, columns);
            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 < columns; c++) {
            height = Spring.max(height, getConstraintsForCell(r, c, parent, columns).getHeight());
        }
        for (int c = 0; c < columns; c++) {
            SpringLayout.Constraints constraints = getConstraintsForCell(r, c, parent, columns);
            constraints.setY(y);
            constraints.setHeight(height);
        }
        y = Spring.sum(y, Spring.sum(height, Spring.constant(yPad)));
    }
    // Set the parent's size.
    SpringLayout.Constraints parentConstraints = layout.getConstraints(parent);
    parentConstraints.setConstraint(SpringLayout.SOUTH, y);
    parentConstraints.setConstraint(SpringLayout.EAST, x);
}

Example 8 with SpringLayout

use of javax.swing.SpringLayout in project uncommons-maths by dwdyer.

the class SpringUtilities method getConstraintsForCell.

/**
     * Helper method for {@link #makeCompactGrid(Container, int, int, int, int, int, int)}.
     */
private static SpringLayout.Constraints getConstraintsForCell(int row, int col, Container parent, int cols) {
    SpringLayout layout = (SpringLayout) parent.getLayout();
    Component c = parent.getComponent(row * cols + col);
    return layout.getConstraints(c);
}

Example 9 with SpringLayout

use of javax.swing.SpringLayout in project processdash by dtuma.

the class TaskScheduleChart method createConfigurationButton.

private void createConfigurationButton() {
    configurationButton = new ConfigurationButton();
    configurationButtonToggler = new ConfigurationButtonToggler();
    JPanel glassPane = new GlassPane();
    SpringLayout l = new SpringLayout();
    glassPane.setLayout(l);
    glassPane.add(configurationButton);
    l.putConstraint(SpringLayout.NORTH, configurationButton, 10, SpringLayout.NORTH, glassPane);
    l.putConstraint(SpringLayout.EAST, configurationButton, -8, SpringLayout.EAST, glassPane);
    setGlassPane(glassPane);
}