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-/* JLabel.java --
- 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 javax.swing.plaf.*;
-
-
-import javax.accessibility.AccessibleContext;
-import javax.accessibility.AccessibleRole;
-import javax.accessibility.AccessibleState;
-import javax.accessibility.AccessibleStateSet;
-
-
-public class JLabel extends JComponent implements SwingConstants
-{
- String text;
- Icon icon;
- int gap;
- int align;
-
- int hor_align;
- int hor_text_pos;
-
- int vert_align;
- int vert_text_pos;
-
- public JLabel()
- {
- this("", null, 0);
- }
-
- public JLabel(Icon image)
- {
- this("", image, 0);
- }
-
- public JLabel(Icon image, int horizontalAlignment)
- {
- this("", image, horizontalAlignment);
- }
-
- public JLabel(String text)
- {
- this(text, null, 0);
- }
-
- public JLabel(String text, int horizontalAlignment)
- {
- this(text, null, horizontalAlignment);
- }
-
- public JLabel(String text, Icon icon, int horizontalAlignment)
- {
- // do the work.....
- this.text = text;
- setIcon(icon);
- this.align = horizontalAlignment;
-
- updateUI(); // get a proper ui
- }
-
-
- protected int checkHorizontalKey(int key, String message)
- {
- // Verify that key is a legal value for the horizontalAlignment properties.
- return 0;
- }
- protected int checkVerticalKey(int key, String message)
- {
- // Verify that key is a legal value for the verticalAlignment or verticalTextPosition properties.
- return 0;
- }
- public AccessibleContext getAccessibleContext()
- {
- // Get the AccessibleContext of this object
- return null;
- }
- public Icon getDisabledIcon()
- {
- // Returns the value of the disabledIcon property if it's been set, If it hasn't been set and the value of the icon property is an ImageIcon, we compute a "grayed out" version of the icon and update the disabledIcon property with that.
- return null;
- }
- public int getDisplayedMnemonic()
- {
- // Return the keycode that indicates a mnemonic key.
- return 0;
- }
- public int getHorizontalAlignment()
- {
- // Returns the alignment of the label's contents along the X axis.
- return hor_align;
- }
- public int getHorizontalTextPosition()
- {
- // Returns the horizontal position of the label's text, relative to its image.
- return hor_text_pos;
- }
-
- public Icon getIcon()
- { return icon; }
-
- public int getIconTextGap()
- {
- // Returns the amount of space between the text and the icon displayed in this label.
- return 0;
- }
- public Component getLabelFor()
- {
- // Get the component this is labelling.
- return null;
- }
- public String getText()
- { return text; }
-
- public String getUIClassID()
- { return "JLabel"; }
-
- public int getVerticalAlignment()
- {
- // Returns the alignment of the label's contents along the Y axis.
- return vert_align;
- }
- public int getVerticalTextPosition()
- {
- // Returns the vertical position of the label's text, relative to its image.
- return vert_text_pos;
- }
-
- public boolean imageUpdate(Image img, int infoflags, int x, int y, int w, int h)
- {
- // This is overriden to return false if the current Icon's Image is not equal to the passed in Image img.
- return (img == icon);
- }
- protected String paramString()
- {
- // Returns a string representation of this JLabel.
- return "JLabel";
- }
- public void setDisabledIcon(Icon disabledIcon)
- {
- // Set the icon to be displayed if this JLabel is "disabled" (JLabel.setEnabled(false)).
- }
- public void setDisplayedMnemonic(char aChar)
- {
- // Specifies the displayedMnemonic as a char value.
- }
- public void setDisplayedMnemonic(int key)
- {
- // Specify a keycode that indicates a mnemonic key.
- }
- public void setHorizontalAlignment(int alignment)
- {
- // Sets the alignment of the label's contents along the X axis.
- hor_align = alignment;
- }
- public void setHorizontalTextPosition(int textPosition)
- {
- // Sets the horizontal position of the label's text, relative to its image.
- hor_text_pos = textPosition;
- }
- public void setIcon(Icon icon)
- {
- this.icon = icon;
- if (icon != null)
- {
- // XXX FIXME - icons do not know their parent
-// icon.setParent(this);
- }
- revalidate();
- repaint();
- }
-
- public void setIconTextGap(int iconTextGap)
- {
- gap = iconTextGap;
- }
-
- public void setLabelFor(Component c)
- {
- // Set the component this is labelling.
- }
- public void setText(String text)
- {
- this.text = text;
- revalidate();
- repaint();
- }
-
- public void setVerticalAlignment(int alignment)
- {
- // Sets the alignment of the label's contents along the Y axis.
- vert_align = alignment;
- }
- public void setVerticalTextPosition(int textPosition)
- {
- // Sets the vertical position of the label's text, relative to its image.
- vert_text_pos = textPosition;
- }
- public void updateUI()
- {
- LabelUI b = (LabelUI)UIManager.getUI(this);
- setUI(b);
- }
-}
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