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-rw-r--r--libjava/javax/swing/AbstractButton.java795
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diff --git a/libjava/javax/swing/AbstractButton.java b/libjava/javax/swing/AbstractButton.java
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-/* AbstractButton.java -- Provides basic button functionality.
- Copyright (C) 2002 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GNU Classpath is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-02111-1307 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-package javax.swing;
-
-import java.awt.*;
-import java.awt.event.*;
-
-import javax.swing.event.*;
-import javax.swing.plaf.*;
-import javax.swing.text.*;
-import javax.accessibility.*;
-
-import java.util.*;
-import java.beans.*;
-
-/**
- * Provides basic button functionality
- *
- * @author Ronald Veldema (rveldema@cs.vu.nl)
- */
-public abstract class AbstractButton extends JComponent
- implements ItemSelectable, SwingConstants
-{
- Icon default_icon, pressed_button, disabled_button,
- selected_button, disabled_selected_button, current_icon;
- String text;
-
- int vert_align = CENTER;
- int hori_align = CENTER;
- int hori_text_pos = CENTER;
- int vert_text_pos = CENTER;
-
- boolean paint_border = true, paint_focus;
- Action action_taken;
- ButtonModel model;
- Insets margin;
-
-
- public static final String FOCUS_PAINTED_CHANGED_PROPERTY = "focusPainted";
-
- /**
- * AccessibleAbstractButton
- */
- protected abstract class AccessibleAbstractButton
- extends AccessibleJComponent
- implements AccessibleAction, AccessibleValue, AccessibleText {
-
- //-------------------------------------------------------------
- // Initialization ---------------------------------------------
- //-------------------------------------------------------------
-
- /**
- * Constructor AccessibleAbstractButton
- * @param component TODO
- */
- protected AccessibleAbstractButton(AbstractButton component) {
- super(component);
- // TODO
- } // AccessibleAbstractButton()
-
-
- //-------------------------------------------------------------
- // Methods ----------------------------------------------------
- //-------------------------------------------------------------
-
- /**
- * getAccessibleStateSet
- * @returns AccessibleStateSet
- */
- public AccessibleStateSet getAccessibleStateSet() {
- return null; // TODO
- } // getAccessibleStateSet()
-
- /**
- * getAccessibleName
- * @returns String
- */
- public String getAccessibleName() {
- return null; // TODO
- } // getAccessibleName()
-
- /**
- * getAccessibleIcon
- * @returns AccessibleIcon[]
- */
- public AccessibleIcon[] getAccessibleIcon() {
- return null; // TODO
- } // getAccessibleIcon()
-
- /**
- * getAccessibleRelationSet
- * @returns AccessibleRelationSet
- */
- public AccessibleRelationSet getAccessibleRelationSet() {
- return null; // TODO
- } // getAccessibleRelationSet()
-
- /**
- * getAccessibleAction
- * @returns AccessibleAction
- */
- public AccessibleAction getAccessibleAction() {
- return null; // TODO
- } // getAccessibleAction()
-
- /**
- * getAccessibleValue
- * @returns AccessibleValue
- */
- public AccessibleValue getAccessibleValue() {
- return null; // TODO
- } // getAccessibleValue()
-
- /**
- * getAccessibleActionCount
- * @returns int
- */
- public int getAccessibleActionCount() {
- return 0; // TODO
- } // getAccessibleActionCount()
-
- /**
- * getAccessibleActionDescription
- * @param value0 TODO
- * @returns String
- */
- public String getAccessibleActionDescription(int value0) {
- return null; // TODO
- } // getAccessibleActionDescription()
-
- /**
- * doAccessibleAction
- * @param value0 TODO
- * @returns boolean
- */
- public boolean doAccessibleAction(int value0) {
- return false; // TODO
- } // doAccessibleAction()
-
- /**
- * getCurrentAccessibleValue
- * @returns Number
- */
- public Number getCurrentAccessibleValue() {
- return null; // TODO
- } // getCurrentAccessibleValue()
-
- /**
- * setCurrentAccessibleValue
- * @param value0 TODO
- * @returns boolean
- */
- public boolean setCurrentAccessibleValue(Number value0) {
- return false; // TODO
- } // setCurrentAccessibleValue()
-
- /**
- * getMinimumAccessibleValue
- * @returns Number
- */
- public Number getMinimumAccessibleValue() {
- return null; // TODO
- } // getMinimumAccessibleValue()
-
- /**
- * getMaximumAccessibleValue
- * @returns Number
- */
- public Number getMaximumAccessibleValue() {
- return null; // TODO
- } // getMaximumAccessibleValue()
-
- /**
- * getAccessibleText
- * @returns AccessibleText
- */
- public AccessibleText getAccessibleText() {
- return null; // TODO
- } // getAccessibleText()
-
- /**
- * getIndexAtPoint
- * @param value0 TODO
- * @returns int
- */
- public int getIndexAtPoint(Point value0) {
- return 0; // TODO
- } // getIndexAtPoint()
-
- /**
- * getCharacterBounds
- * @param value0 TODO
- * @returns Rectangle
- */
- public Rectangle getCharacterBounds(int value0) {
- return null; // TODO
- } // getCharacterBounds()
-
- /**
- * getCharCount
- * @returns int
- */
- public int getCharCount() {
- return 0; // TODO
- } // getCharCount()
-
- /**
- * getCaretPosition
- * @returns int
- */
- public int getCaretPosition() {
- return 0; // TODO
- } // getCaretPosition()
-
- /**
- * getAtIndex
- * @param value0 TODO
- * @param value1 TODO
- * @returns String
- */
- public String getAtIndex(int value0, int value1) {
- return null; // TODO
- } // getAtIndex()
-
- /**
- * getAfterIndex
- * @param value0 TODO
- * @param value1 TODO
- * @returns String
- */
- public String getAfterIndex(int value0, int value1) {
- return null; // TODO
- } // getAfterIndex()
-
- /**
- * getBeforeIndex
- * @param value0 TODO
- * @param value1 TODO
- * @returns String
- */
- public String getBeforeIndex(int value0, int value1) {
- return null; // TODO
- } // getBeforeIndex()
-
- /**
- * getCharacterAttribute
- * @param value0 TODO
- * @returns AttributeSet
- */
- public AttributeSet getCharacterAttribute(int value0) {
- return null; // TODO
- } // getCharacterAttribute()
-
- /**
- * getSelectionStart
- * @returns int
- */
- public int getSelectionStart() {
- return 0; // TODO
- } // getSelectionStart()
-
- /**
- * getSelectionEnd
- * @returns int
- */
- public int getSelectionEnd() {
- return 0; // TODO
- } // getSelectionEnd()
-
- /**
- * getSelectedText
- * @returns String
- */
- public String getSelectedText() {
- return null; // TODO
- } // getSelectedText()
-
- /**
- * getTextRectangle
- * @returns Rectangle
- */
- private Rectangle getTextRectangle() {
- return null; // TODO
- } // getTextRectangle()
-
-
- } // AccessibleAbstractButton
-
-
- static private class JFocusListener implements FocusListener
- {
- AbstractButton c;
-
- JFocusListener(AbstractButton c)
- {
- this.c = c;
- }
-
- public void focusLost(FocusEvent event)
- {
- c.getModel().setArmed(false);
-
- System.out.println("LOST FOCUS");
- if (c.isFocusPainted())
- {
- c.repaint();
- }
- }
- public void focusGained(FocusEvent event)
- {
- System.out.println("GAIN FOCUS");
- }
- }
-
-
- /**********************************************
- *
- *
- * Constructors
- *
- *
- ****************/
-
- AbstractButton()
- {
- this("",null);
- }
-
- AbstractButton(String text,
- Icon icon)
- {
- this.text = text;
- setIcon(icon);
-
- setAlignmentX(LEFT_ALIGNMENT);
- setAlignmentY(CENTER_ALIGNMENT);
-
- addFocusListener( new JFocusListener(this) );
-
- setModel(new DefaultButtonModel(this));
-
- updateUI(); // get a proper ui
- }
-
-
- /**********************************************
- *
- *
- * Actions etc
- *
- *
- ****************/
-
- public ButtonModel getModel()
- { return model; }
- public void setModel(ButtonModel newModel)
- { model = newModel; }
-
- public String getActionCommand()
- { return getModel().getActionCommand(); }
- public void setActionCommand(String aCommand)
- { getModel().setActionCommand(aCommand); }
-
- public void addActionListener(ActionListener l)
- { getModel().addActionListener(l); }
- public void removeActionListener(ActionListener l)
- { getModel().removeActionListener(l); }
-
- public void addChangeListener(ChangeListener l)
- { getModel().addChangeListener(l); }
- public void removeChangeListener(ChangeListener l)
- { getModel().removeChangeListener(l); }
-
- public void addItemListener(ItemListener l)
- { getModel().addItemListener(l); }
- public void removeItemListener(ItemListener l)
- { getModel().removeItemListener(l); }
-
- public int getHorizontalAlignment()
- { return hori_align; }
- public int getHorizontalTextPosition()
- { return hori_text_pos; }
- public int getVerticalAlignment()
- { return vert_align; }
- public int getVerticalTextPosition()
- { return vert_text_pos; }
-
-
- protected void fireItemStateChanged(ItemEvent event)
- { getModel().fireItemStateChanged(event); }
- protected void fireStateChanged(ChangeEvent event)
- { getModel().fireStateChanged(event); }
- protected void fireActionPerformed(ActionEvent event)
- { getModel().fireActionPerformed(event); }
-
- public void setVerticalAlignment(int alignment)
- { vert_align = alignment; }
- public void setHorizontalAlignment(int alignment)
- { hori_align = alignment; }
- public void setVerticalTextPosition(int textPosition)
- { vert_text_pos = textPosition; }
- public void setHorizontalTextPosition(int textPosition)
- { hori_text_pos = textPosition; }
-
- public int getMnemonic()
- { return getModel().getMnemonic(); }
- public void setMnemonic(char mne)
- { getModel().setMnemonic(mne); }
- public void setMnemonic(int mne)
- { getModel().setMnemonic(mne); }
-
- public void setRolloverEnabled(boolean b)
- { getModel().setRollover(b); }
- public boolean isRolloverEnabled()
- { return getModel().isRollover(); }
-
-
- public boolean isBorderPainted()
- { return paint_border; }
- public void setBorderPainted(boolean b)
- {
- if (b != paint_border)
- {
- paint_border = b;
- revalidate();
- repaint();
- }
- }
-
- public Action getAction()
- { return action_taken; }
- public void setAction(Action a)
- {
- action_taken = a;
- revalidate();
- repaint();
- }
-
- public void setSelected(boolean b)
- { getModel().setSelected(b); }
- public boolean isSelected()
- { return getModel().isSelected(); }
-
-
- public Icon getIcon()
- { return default_icon; }
- public void setIcon(Icon defaultIcon)
- {
- if (default_icon == defaultIcon)
- return;
-
- default_icon = defaultIcon;
- if (default_icon != null)
- {
- // XXX FIXME - icons do not know their parent
-// default_icon.setParent(this);
- }
- revalidate();
- repaint();
- }
-
- public String getText()
- { return text; }
- public void setLabel(String label)
- { setText(label); }
- public String getLabel()
- { return getText(); }
- public void setText(String text)
- {
- this.text = text;
- revalidate();
- repaint();
- }
-
-
- public Insets getMargin()
- { return margin; }
- public void setMargin(Insets m)
- {
- margin = m;
- revalidate();
- repaint();
- }
-
- public void setEnabled(boolean b)
- {
- super.setEnabled(b);
- getModel().setEnabled(b);
- repaint();
- }
-
- public Icon getPressedIcon()
- { return pressed_button; }
- public void setPressedIcon(Icon pressedIcon)
- {
- pressed_button = pressedIcon;
- revalidate();
- repaint();
- }
-
-
- public Icon getDisabledIcon()
- { return disabled_button; }
- public void setDisabledIcon(Icon disabledIcon)
- {
- disabled_button = disabledIcon;
- revalidate();
- repaint();
- }
-
- public boolean isFocusPainted()
- { return paint_focus; }
- public void setFocusPainted(boolean b)
- {
- boolean old = paint_focus;
- paint_focus = b;
-
- firePropertyChange(FOCUS_PAINTED_CHANGED_PROPERTY,
- old,
- b);
- if (hasFocus())
- {
- revalidate();
- repaint();
- }
- }
-
- public boolean isFocusTraversable()
- {
- //Identifies whether or not this component can receive the focus.
- return true;
- }
-
-
- protected int checkHorizontalKey(int key, String exception)
- {
- // Verify that key is a legal value for the horizontalAlignment properties.
- return 0;
- }
- protected int checkVerticalKey(int key, String exception)
- {
- // Ensures that the key is a valid.
- return 0;
- }
- protected void configurePropertiesFromAction(Action a)
- {
- //Factory method which sets the ActionEvent source's properties according to values from the Action instance.
- }
-
- protected ActionListener createActionListener()
- {
- return new ActionListener()
- {
- public void actionPerformed(ActionEvent e) { }
- };
- }
-
- protected PropertyChangeListener createActionPropertyChangeListener(Action a)
- {
- //Factory method which creates the PropertyChangeListener used to update the ActionEvent source as properties change on its Action instance.
- return null;
- }
- protected ChangeListener createChangeListener()
- {
- // Subclasses that want to handle ChangeEvents differently can override this to return another ChangeListener implementation.
- return new ChangeListener()
- {
- public void stateChanged(ChangeEvent e) { }
- };
- }
-
- protected ItemListener createItemListener()
- {
- return new ItemListener()
- {
- public void itemStateChanged(ItemEvent e) { }
- };
- }
-
-
- public void doClick()
- {
- doClick(100);
- }
- public void doClick(int pressTime)
- {
- //Toolkit.tlkBeep ();
- //Programmatically perform a "click".
- }
-
-
- public Icon getDisabledSelectedIcon()
- {
- //Returns the icon used by the button when it's disabled and selected.
- return disabled_selected_button;
- }
-
-
- public Icon getRolloverIcon()
- {
- // Returns the rollover icon for the button.
- return null;
- }
-
- Icon getRolloverSelectedIcon()
- {
- // Returns the rollover selection icon for the button.
- return null;
- }
- Icon getSelectedIcon()
- {
- // Returns the selected icon for the button.
- return selected_button;
- }
-
-
- public Object[] getSelectedObjects()
- {
- //Returns an array (length 1) containing the label or null if the button is not selected.
- return null;
- }
-
-
- public boolean imageUpdate(Image img, int infoflags, int x, int y, int w, int h)
- {
- //This is overridden to return false if the current Icon's Image is not equal to the passed in Image img.
- return current_icon == img;
- }
-
- public boolean isContentAreaFilled()
- {
- // Checks whether the "content area" of the button should be filled.
- return false;
- }
-
-
-
- protected void paintBorder(Graphics g)
- {
- // Paint the button's border if BorderPainted property is true.
- if (isBorderPainted())
- super.paintBorder(g);
- }
- protected String paramString()
- {
- // Returns a string representation of this AbstractButton.
- return "AbstractButton";
- }
-
-
- public void setContentAreaFilled(boolean b)
- {
- //Sets whether the button should paint the content area or leave it transparent.
- }
-
-
- public void setDisabledSelectedIcon(Icon disabledSelectedIcon)
- {
- // Sets the disabled selection icon for the button.
- }
-
- public void setRolloverIcon(Icon rolloverIcon)
- {
- // Sets the rollover icon for the button.
- }
- public void setRolloverSelectedIcon(Icon rolloverSelectedIcon)
- {
- // Sets the rollover selected icon for the button.
- }
-
-
- public void setSelectedIcon(Icon selectedIcon)
- {
- // Sets the selected icon for the button.
- }
-
-
- public void setUI(ButtonUI ui)
- { // Sets the L&F object that renders this component.
- super.setUI(ui);
- }
-
- public ButtonUI getUI()
- {
- //Returns the L&F object that renders this component.
- return (ButtonUI) ui;
- }
-
- public void updateUI()
- {
- /*
- // Notification from the UIFactory that the L&F has changed.
- if (getUI() == null)
- {
- setUI(getUI());
- }
- */
- }
-
- protected void processActionEvent(ActionEvent e)
- {
- System.out.println("PROCESS-ACTION-EVENT: " + e);
- }
-
-
- protected void processMouseEvent(MouseEvent e)
- {
- // System.out.println("PROCESS-MOUSE-EVENT: " + e + ", PRESSED-IN-MODEL="+getModel().isPressed());
-
- switch (e.getID())
- {
- case MouseEvent.MOUSE_MOVED:
- {
- break;
- }
- case MouseEvent.MOUSE_PRESSED:
- {
- if (! isEnabled())
- {
- System.out.println("button not enabled, ignoring press");
- }
- else
- {
- System.out.println("telling model:press: " + getModel());
- getModel().setPressed(true);
- repaint();
- }
- break;
- }
-
- case MouseEvent.MOUSE_RELEASED:
- {
- if (! isEnabled())
- {
- System.out.println("button not enabled, ignoring release");
- }
- else
- {
- int flags = 0;
-
- System.out.println(" XXX--> " + getActionCommand());
-
- fireActionPerformed(new ActionEvent(this,
- ActionEvent.ACTION_PERFORMED,
- getActionCommand(),
- flags));
-
- //System.out.println("telling model:release");
- getModel().setPressed(false);
- repaint();
- }
- break;
- }
- case MouseEvent.MOUSE_CLICKED:
- {
- break;
- }
- }
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-24 07:11:39 +0000