/* (swing1.1) */
package tame.table;
import java.awt.Component;
import java.awt.Insets;
import java.util.Hashtable;
import javax.swing.JButton;
import javax.swing.JTable;
import javax.swing.table.TableCellRenderer;
import tame.icon.BevelArrowIcon;
import tame.icon.BlankIcon;
/**
@author Nobuo Tamemasa
@version 1.0 02/25/99
*/
public class SortButtonRenderer extends JButton implements TableCellRenderer {
public static final int NONE = 0;
public static final int DOWN = 1;
public static final int UP = 2;
int pushedColumn;
Hashtable state;
JButton downButton,upButton;
public SortButtonRenderer() {
pushedColumn = -1;
state = new Hashtable();
setMargin(new Insets(0,0,0,0));
setHorizontalTextPosition(LEFT);
setIcon(new BlankIcon());
// perplexed
// ArrowIcon(SwingConstants.SOUTH, true)
// BevelArrowIcon (int direction, boolean isRaisedView, boolean isPressedView)
downButton = new JButton();
downButton.setMargin(new Insets(0,0,0,0));
downButton.setHorizontalTextPosition(LEFT);
downButton.setIcon(new BevelArrowIcon(BevelArrowIcon.DOWN, false, false));
downButton.setPressedIcon(new BevelArrowIcon(BevelArrowIcon.DOWN, false, true));
upButton = new JButton();
upButton.setMargin(new Insets(0,0,0,0));
upButton.setHorizontalTextPosition(LEFT);
upButton.setIcon(new BevelArrowIcon(BevelArrowIcon.UP, false, false));
upButton.setPressedIcon(new BevelArrowIcon(BevelArrowIcon.UP, false, true));
}
public Component getTableCellRendererComponent(JTable table, Object value,
boolean isSelected, boolean hasFocus, int row, int column) {
JButton button = this;
Object obj = state.get(new Integer(column));
if (obj != null) {
if (((Integer)obj).intValue() == DOWN) {
button = downButton;
} else {
button = upButton;
}
}
button.setText((value ==null) ? "" : value.toString());
boolean isPressed = (column == pushedColumn);
button.getModel().setPressed(isPressed);
button.getModel().setArmed(isPressed);
return button;
}
public void setPressedColumn(int col) {
pushedColumn = col;
}
public void setSelectedColumn(int col) {
if (col < 0) return;
Integer value = null;
Object obj = state.get(new Integer(col));
if (obj == null) {
value = new Integer(DOWN);
} else {
if (((Integer)obj).intValue() == DOWN) {
value = new Integer(UP);
} else {
value = new Integer(DOWN);
}
}
state.clear();
state.put(new Integer(col), value);
}
public int getState(int col) {
int retValue;
Object obj = state.get(new Integer(col));
if (obj == null) {
retValue = NONE;
} else {
if (((Integer)obj).intValue() == DOWN) {
retValue = DOWN;
} else {
retValue = UP;
}
}
return retValue;
}
}
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