Example usage for java.awt Component getPreferredSize

Introduction

In this page you can find the example usage for java.awt Component getPreferredSize.

Prototype

public Dimension getPreferredSize() 

Source Link

Document

Gets the preferred size of this component.

Usage

From source file:edu.ku.brc.stats.StatGroupTable.java

/**
 * Calculates and sets the each column to it preferred size
 * @param table the table to fix ups//from  www. ja v  a2 s .c  om
 */
public static void calcColumnWidths(JTable table) {
    JTableHeader header = table.getTableHeader();

    TableCellRenderer defaultHeaderRenderer = null;

    if (header != null) {
        defaultHeaderRenderer = header.getDefaultRenderer();
    }

    TableColumnModel columns = table.getColumnModel();
    TableModel data = table.getModel();

    int margin = columns.getColumnMargin(); // only JDK1.3

    int rowCount = data.getRowCount();

    int totalWidth = 0;

    for (int i = columns.getColumnCount() - 1; i >= 0; --i) {
        TableColumn column = columns.getColumn(i);

        int columnIndex = column.getModelIndex();

        int width = -1;

        TableCellRenderer h = column.getHeaderRenderer();

        if (h == null)
            h = defaultHeaderRenderer;

        if (h != null) // Not explicitly impossible
        {
            Component c = h.getTableCellRendererComponent(table, column.getHeaderValue(), false, false, -1, i);

            width = c.getPreferredSize().width;
        }

        for (int row = rowCount - 1; row >= 0; --row) {
            TableCellRenderer r = table.getCellRenderer(row, i);

            Component c = r.getTableCellRendererComponent(table, data.getValueAt(row, columnIndex), false,
                    false, row, i);

            width = Math.max(width, c.getPreferredSize().width + 10); // adding an arbitray 10 pixels to make it look nicer
        }

        if (width >= 0) {
            column.setPreferredWidth(width + margin); // <1.3: without margin
        }

        totalWidth += column.getPreferredWidth();
    }

    // If you like; This does not make sense for two many columns!
    Dimension size = table.getPreferredScrollableViewportSize();
    //if (totalWidth > size.width)
    {
        size.height = Math.min(size.height, table.getRowHeight() * visibleRows);
        size.width = totalWidth;
        table.setPreferredScrollableViewportSize(size);
    }

}

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From source file:modnlp.capte.AlignmentInterfaceWS.java

public static int getPreferredRowHeight(JTable table, int rowIndex, int margin) {
    // Get the current default height for all rows
    int height = table.getRowHeight();

    // Determine highest cell in the row
    for (int c = 0; c < table.getColumnCount(); c++) {
        TableCellRenderer renderer = table.getCellRenderer(rowIndex, c);
        Component comp = table.prepareRenderer(renderer, rowIndex, c);
        int h = comp.getPreferredSize().height + 2 * margin;
        height = Math.max(height, h);
    }/*from w  w  w  .ja va 2  s  .  com*/
    return height;
}

---

From source file:edu.ku.brc.specify.utilapps.SetUpBuildDlg.java

/**
 * @param table//from w w w  .  j ava  2  s. co m
 */
public static void calcColumnWidths(JTable table) {
    JTableHeader header = table.getTableHeader();

    TableCellRenderer defaultHeaderRenderer = null;

    if (header != null) {
        defaultHeaderRenderer = header.getDefaultRenderer();
    }

    TableColumnModel columns = table.getColumnModel();
    TableModel data = table.getModel();

    int margin = columns.getColumnMargin(); // only JDK1.3

    int rowCount = data.getRowCount();

    int totalWidth = 0;

    for (int i = columns.getColumnCount() - 1; i >= 0; --i) {
        TableColumn column = columns.getColumn(i);

        int columnIndex = column.getModelIndex();

        int width = -1;

        TableCellRenderer h = column.getHeaderRenderer();

        if (h == null)
            h = defaultHeaderRenderer;

        if (h != null) // Not explicitly impossible
        {
            Component c = h.getTableCellRendererComponent(table, column.getHeaderValue(), false, false, -1, i);

            width = c.getPreferredSize().width;
        }

        for (int row = rowCount - 1; row >= 0; --row) {
            TableCellRenderer r = table.getCellRenderer(row, i);

            Component c = r.getTableCellRendererComponent(table, data.getValueAt(row, columnIndex), false,
                    false, row, i);

            width = Math.max(width, c.getPreferredSize().width + 10); // adding an arbitray 10 pixels to make it look nicer
        }

        if (width >= 0) {
            column.setPreferredWidth(width + margin); // <1.3: without margin
        } else {
            // ???
        }

        totalWidth += column.getPreferredWidth();
    }
}

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From source file:Main.java

public void addToToolbar(Component component, int row, int column) {
    Dimension d = component.getPreferredSize();
    component.setMaximumSize(d);//from w ww.j ava2  s  .  co  m
    component.setMinimumSize(d);
    component.setPreferredSize(d);
    toolbar.add(component);

}

---

From source file:Main.java

public Main() {
    JTable table = new JTable(3, 3);
    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

    for (int i = 0; i < table.getColumnCount(); i++) {
        DefaultTableColumnModel colModel = (DefaultTableColumnModel) table.getColumnModel();
        TableColumn col = colModel.getColumn(i);
        int width = 0;

        TableCellRenderer renderer = col.getHeaderRenderer();
        if (renderer == null) {
            renderer = table.getTableHeader().getDefaultRenderer();
        }//from  ww w . jav  a 2  s . co  m
        Component comp = renderer.getTableCellRendererComponent(table, col.getHeaderValue(), false, false, 0,
                0);
        width = comp.getPreferredSize().width;
        col.setPreferredWidth(width + 2);
    }
    JFrame f = new JFrame();
    f.add(new JScrollPane(table));
    f.setSize(300, 300);
    f.setVisible(true);
}

---

From source file:FormLayoutTester.java

public Dimension preferredLayoutSize(Container parent) {
    Component[] components = parent.getComponents();
    left = 0;//w  ww . j  a  v  a  2 s  .c o  m
    right = 0;
    height = 0;
    for (int i = 0; i < components.length; i += 2) {
        Component cleft = components[i];
        Component cright = components[i + 1];

        Dimension dleft = cleft.getPreferredSize();
        Dimension dright = cright.getPreferredSize();
        left = Math.max(left, dleft.width);
        right = Math.max(right, dright.width);
        height = height + Math.max(dleft.height, dright.height);
    }
    return new Dimension(left + GAP + right, height);
}

---

From source file:FormLayoutTester.java

public void layoutContainer(Container parent) {
    preferredLayoutSize(parent); // Sets left, right

    Component[] components = parent.getComponents();

    Insets insets = parent.getInsets();
    int xcenter = insets.left + left;
    int y = insets.top;

    for (int i = 0; i < components.length; i += 2) {
        Component cleft = components[i];
        Component cright = components[i + 1];

        Dimension dleft = cleft.getPreferredSize();
        Dimension dright = cright.getPreferredSize();

        int height = Math.max(dleft.height, dright.height);

        cleft.setBounds(xcenter - dleft.width, y + (height - dleft.height) / 2, dleft.width, dleft.height);

        cright.setBounds(xcenter + GAP, y + (height - dright.height) / 2, dright.width, dright.height);
        y += height;//  www  .  ja v  a 2 s  .  c  o m
    }
}

---

From source file:Main.java

public Main() {
    JTable table = new JTable(3, 3);
    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

    for (int i = 0; i < table.getColumnCount(); i++) {
        DefaultTableColumnModel colModel = (DefaultTableColumnModel) table.getColumnModel();
        TableColumn col = colModel.getColumn(i);
        int width = 0;

        TableCellRenderer renderer = col.getHeaderRenderer();
        for (int r = 0; r < table.getRowCount(); r++) {
            renderer = table.getCellRenderer(r, i);
            Component comp = renderer.getTableCellRendererComponent(table, table.getValueAt(r, i), false, false,
                    r, i);//from w w w .ja v  a 2s  .c o  m
            width = Math.max(width, comp.getPreferredSize().width);
        }
        col.setPreferredWidth(width + 2);
    }
    JFrame f = new JFrame();
    f.add(new JScrollPane(table));
    f.setSize(300, 300);
    f.setVisible(true);
}

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From source file:CircleLayoutTest.java

public void setSizes(Container parent) {
    if (sizesSet)
        return;//from   www . j  av  a 2s  .  c  o m
    int comCount = parent.getComponentCount();

    for (int i = 0; i < comCount; i++) {
        Component c = parent.getComponent(i);
        if (c.isVisible()) {
            Dimension size = c.getPreferredSize();
            maxComponentWidth = Math.max(maxComponentWidth, size.width);
            maxComponentHeight = Math.max(maxComponentWidth, size.height);
            preferredHeight += size.height;
        }
    }
    preferredHeight += maxComponentHeight;
    preferredWidth = 2 * maxComponentWidth;
    minHeight = preferredHeight;
    minWidth = preferredWidth;
    sizesSet = true;
}

---

From source file:CircleLayoutTest.java

public void layoutContainer(Container parent) {
    Insets insets = parent.getInsets();
    int containerWidth = parent.getSize().width - insets.left - insets.right;
    int containerHeight = parent.getSize().height - insets.top - insets.bottom;
    int xradius = (containerWidth - maxComponentWidth) / 2;
    int yradius = (containerHeight - maxComponentHeight) / 2;

    setSizes(parent);/* w  w  w  . j  a v  a  2 s. co  m*/
    int centerX = insets.left + containerWidth / 2;
    int centerY = insets.top + containerHeight / 2;

    int comCount = parent.getComponentCount();
    for (int i = 0; i < comCount; i++) {
        Component c = parent.getComponent(i);
        if (c.isVisible()) {
            Dimension size = c.getPreferredSize();
            double angle = 2 * Math.PI * i / comCount;
            int x = centerX + (int) (Math.cos(angle) * xradius);
            int y = centerY + (int) (Math.sin(angle) * yradius);

            c.setBounds(x - size.width / 2, y - size.height / 2, size.width, size.height);
        }
    }
}

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