[multiple changes]
2004-03-12 Graydon Hoare <graydon@redhat.com>
* gnu/java/awt/peer/gtk/GdkGraphics2D.java: Clipping fixes.
* javax/swing/JComponent.java (paint): Use persistent double buffer.
* javax/swing/JList.java (ListListener): Revalidate on changes.
* javax/swing/JScrollPane.java: Reimplement.
* javax/swing/JViewport.java: Reimplement.
* javax/swing/ScrollPaneLayout.java: Reimplement.
* javax/swing/ViewportLayout.java: Tidy up.
* javax/swing/plaf/basic/BasicButtonListener.java: Remove printlns.
* javax/swing/plaf/basic/BasicScrollPaneUI.java: Reimplement.
* javax/swing/plaf/basic/BasicSliderUI.java: Handle missing labels.
* javax/swing/plaf/basic/BasicViewportUI.java: Implement in terms of
backing store only.
2004-03-11 Thomas Fitzsimmons <fitzsim@redhat.com>
* jni/gtk-peer/gnu_java_awt_peer_gtk_GtkWindowPeer.c
(window_wm_protocols_filter): New function.
(window_focus_in_cb): Remove function.
(window_focus_out_cb): Likewise.
(window_focus_or_active_state_change_cb): New function.
(create): Add filter that removes WM_TAKE_FOCUS client messages.
(connectSignals): Don't attach handlers to focus-in-event or
focus-out-event signals. Handle notify signal.
2004-03-11 David Jee <djee@redhat.com>
* gnu/java/awt/peer/gtk/GtkCheckboxPeer.java
(gtkSetLabel): New native method declaration.
(setLabel): Use gtkSetLabel.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GtkCheckboxPeer.c
(Java_gnu_java_awt_peer_gtk_GtkCheckboxPeer_gtkSetLabel): New method.
2004-03-10 Thomas Fitzsimmons <fitzsim@redhat.com>
* gnu/java/awt/peer/gtk/GdkGraphics.java (setColor): Default to
black when color argument is null.
2004-03-10 Kim Ho <kho@redhat.com>
* java/awt/Container.java: Remove check
for drag events.
2004-03-10 Kim Ho <kho@redhat.com>
* java/awt/Container.java: (visitChild):
Remove candidate clip. Use the component
clip to intersect.
* gnu/java/awt/peer/gtk/GtkComponentPeer.java:
(handleEvent): Use the PaintEvent's clip.
2004-03-10 Kim Ho <kho@redhat.com>
* gnu/java/awt/peer/gtk/GtkComponentPeer.java:
(handleEvent): Don't set the clip for the
Graphics object.
2004-03-09 Graydon Hoare <graydon@redhat.com>
* jni/gtk-peer/gnu_java_awt_peer_gtk_GdkGlyphVector.c:
Fix double <-> fixed macros, reset font transform.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GdkClasspathFontPeerMetrics.c:
Likewise.
2004-03-09�� Kim Ho <kho@redhat.com>
* java/awt/Container.java: (visitChild): Move
the x and y coordinate of the component rectangle
to correct position.
(handleEvent): Forward drag events to the pressed
component.
* javax/swing/plaf/basic/BasicScrollBarUI.java:
Fix comments.
(ArrowButtonListener::mousePressed): Stop the
existing timer.
(mouseDragged): Implement.
(TrackListener::mousePressed): Only react if
the press doesn't occur on the thumb, otherwise
just set the offset.
(TrackListener::mouseReleased): Unset the isAdjusting
value.
(createIncreaseIcon): Switch icon.
(createDecreaseIcon): Switch icon.
(calculatePreferredSize): Use width.
(getThumbBounds): Use the top as the lower value.
(layoutVScrollBar): Switch the button locations.
(paintIncreaseHighlight): Paint correct side of thumb.
(paintDecreaseHighlight): ditto.
(valueForYPosition): Use top as the lower value.
* javax/swing/plaf/basic/BasicSliderUI.java:
Fix comments.
(mouseDragged): Implement.
(mousePressed): Only react when the thumb isn't
pressed, otherwise just set offset.
(mouseReleased): Handle a release of the thumb.
(scrollDueToClickInTrack): Stop the timer first.
* javax/swing/JProgressBar.java:
(setString): Fix change condition.
* javax/swing/JSeparator.java:
Remove println's.
2004-03-08 David Jee <djee@redhat.com>
* java/awt/image/AffineTransformOp.java:
(filter): Use Graphics2D interface instead of directly using the
GdkGraphics2D peer.
2004-03-05 David Jee <djee@redhat.com>
* gnu/java/awt/peer/gtk/GtkButtonPeer.java
(handleEvent): Action events are generated upon MOUSE_RELEASED.
* java/awt/Container.java
(acquireComponentForMouseEvent): Fixed.
(handleEvent): Fixed.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GtkEvents.c
(state_to_awt_mods_with_button_states): New method.
(pre_event_handler): Fixed mouse event generation.
2004-03-05 Olga Rodimina <rodimina@redhat.com>
gnu/java/awt/peer/gtk/GdkGraphics2D.java
(GdkGraphics2D (BufferedImage)): Initialize
pixmap associated with specified BufferedImage.
(setPaint): Changed implementation of Texture
Paint to use AffineTransformOp.
* java/awt/image/AffineTransformOp.java
(createCompatibleDestRaster): Throw RasterFormatException
if resulting width or height of raster is 0.
2004-03-04 Olga Rodimina <rodimina@redhat.com>
* java/awt/image/AffineTransformOp.java:
Removed unnecessary field interpolationType.
Formatted some of the lines to be consistent with
the GNU style.
(AffineTransformOp): Create new RenderingHints
containing specified interpolation type.
(createCompatibleDestImage): Implemented.
(createCompatibleDestRaster): Implemented.
(filter): Implemented.
(getBounds2D(BufferedImage)): Implemented.
(getBounds2D(Raster)): Implemented.
(getInterpolationType): Get interpolation value from
rendering hints.
2004-03-04 David Jee <djee@redhat.com>
* gnu/java/awt/peer/gtk/GtkContainerPeer.java
(setFont): Check if child peers are null.
2004-03-04 Graydon Hoare <graydon@redhat.com>
* testsuite/lib/libjava.exp (libjava_find_lib): Don't include
.libs in -L option.
(libjava_arguments): Add new libraries to argument list.
2004-03-04 Tom Tromey <tromey@redhat.com>
* Makefile.in: Rebuilt.
* Makefile.am (toolexeclib_LTLIBRARIES): Added lib-java-awt.la,
lib-javax-swing.la, lib-java-applet.la, lib-java-beans.la.
(misc_java_source_files): New macro.
(swing_java_source_files): Likewise.
(awt_java_source_files): Pruned.
(applet_java_source_files): New macro.
(beans_java_source_files): Likewise.
(lib_java_applet_la_SOURCES): Likewise.
(lib_java_awt_la_SOURCES): Likewise.
(lib_javax_swing_la_SOURCES): Likewise.
(lib_java_beans_la_SOURCES): Likewise.
(all_java_object_files): Likewise.
(%.lo: %.java): Use all_java_object_files.
(all_java_source_files): Added new _SOURCES.
(ordinary_java_source_files): Removed awt_java_source_files.
2004-03-02 Olga Rodimina <rodimina@redhat.com>
* Makefile.am: Added java/awt/image/AffineTransformOp.java
* Makefile.in: Re-generated.
* java/awt/image/AffineTransformOp.java: New Class.
2004-03-01 Olga Rodimina <rodimina@redhat.com>
* gnu/java/awt/peer/gtk/GdkGraphics2D.java
(setPaint): Interpret correctly TexturePaint's
anchor rectangle.
(drawImage): Fixed scale factors of the affine
transform.
2004-02-27 David Jee <djee@redhat.com>
* gnu/java/awt/peer/gtk/GdkGraphics.java
(GdkGraphics(Component)): Inherit font from component.
(drawString): Use font style.
* gnu/java/awt/peer/gtk/GtkCheckboxPeer.java
(gtkSetFont): New native method declaration.
(setFont): New method.
* gnu/java/awt/peer/gtk/GtkComponentPeer.java
(gtkSetFont): New native method declaration.
(setFont): Call new native method gtkSetFont.
* gnu/java/awt/peer/gtk/GtkContainerPeer.java
(setFont): For all child components who do not their fonts set,
set their peers' fonts with this container's font.
* gnu/java/awt/peer/gtk/GtkLabelPeer.java:
Move all native method declarations to the top for readability.
(gtkSetFont): New native method declaration.
(setFont): New method.
* java/awt/Component.java
(setFont): Invalidate after setting the font.
* java/awt/Container.java
(invalidateTree): New method.
(setFont): Invalidate the container tree after setting the font.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GdkGraphics.c
(Java_gnu_java_awt_peer_gtk_GdkGraphics_drawString): Use font style.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GtkCheckboxPeer.c
(Java_gnu_java_awt_peer_gtk_GtkCheckboxPeer_gtkSetFont): New method.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GtkComponentPeer.c
(Java_gnu_java_awt_peer_gtk_GtkComponentPeer_gtkSetFont): New method.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GtkLabelPeer.c
(Java_gnu_java_awt_peer_gtk_GtkLabelPeer_gtkSetFont): New method.
2004-02-27 Olga Rodimina <rodimina@redhat.com>
* gnu/java/awt/peer/gtk/GdkGraphics2D.java
(updateBufferedImage): New helper function.
Updates BufferedImage in memory if it was changed.
(draw): changed to update BufferedImage in memory after
this drawing operation
(fill): Ditto.
(draw3DRect): Ditto.
(fill3DRect): Ditto.
(clearRect): Ditto.
(drawRaster): Ditto.
(drawImage) : Ditto. Update only in case of GtkOffScreenImage with
no affine transformation.
(drawGlyphVector): Ditto.
2004-02-26 Olga Rodimina <rodimina@redhat.com>
* gnu/java/awt/peer/gtk/GdkGraphics2D.java
(isBufferedImageGraphics): New Helper function.
Returns true if this graphics2d can be used to draw
into buffered image and false otherwise.
(updateImagePixels): New Helper function.
Updates pixels in the BufferedImage.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GdkGraphics2D.c
(getImagePixels): New function. Returns pixels
of the buffered image associated with
this Graphics2D.
2004-02-26 David Jee <djee@redhat.com>
* java/awt/BorderLayout.java
(layoutContainer): Fix width and height calculations to ensure
that they're non-negative.
* java/awt/Component.java
(setBackground): If c is null, inherit from closest ancestor whose
background color is set.
2004-02-26�� Kim Ho�� <kho@redhat.com>
* Makefile.am: Add new files.
* Makefile.in: Re-generate.
* javax/swing/JProgressBar.java:
(JProgressBar(int, int int)): Throw
IllegalArgumentException if orientation is
invalid.
(JProgressBar(BoundedRangeModel)): Create
ChangeListener and register it. UpdateUI.
(getChangeListeners): Implement.
(setModel): Reset ChangeListener.
* javax/swing/JScrollBar.java: Implement.
* javax/swing/JSeparator.java: Implement.
* javax/swing/JSlider.java:
(JSlider(int, int, int, int)): Throw
IllegalArgumentException if orientation
is invalid.
(getChangeListeners): Fix method name.
* javax/swing/SwingUtilities.java:
(layoutCompoundLabel): If there is no text,
set the text rectangle dimensions to 0.
* javax/swing/plaf/basic/BasicButtonUI.java:
(paint): If there is no text, don't paint it.
* javax/swing/plaf/basic/BasicScrollBarUI.java:
Implement.
* javax/swing/plaf/basic/BasicSeparatorUI.java:
Implement.
* javax/swing/plaf/basic/BasicSliderUI.java:
(propertyChange): If the model changes, change
the listeners accordingly.
2004-02-25 Graydon Hoare <graydon@redhat.com>
* javax/swing/AbstractButton.java: Add "final" qualifiers.
* javax/swing/JList.java: Reimplement.
* javax/swing/DefaultListSelectionModel.java: Reimplement.
* javax/swing/plaf/basic/BasicListUI.java: Reimplement.
* javax/swing/plaf/basic/BasicLookAndFeel.java: Add "purple" values.
* javax/swing/ListModel.java: Javadoc.
* javax/swing/ListSelectionModel.java: Add missing methods.
* javax/swing/AbstractListModel.java: Javadoc and corrections.
* javax/swing/DefaultListModel.java: Javadoc and corrections.
* javax/swing/ListModel.java: Javadoc and corrections.
* javax/swing/DefaultListCellRenderer.java: Minor tidying.
2004-02-25 David Jee <djee@redhat.com>
* gnu/java/awt/peer/gtk/GtkFontPeer.java
(GtkFontPeer): Change default size to 12.
* gnu/java/awt/peer/gtk/GtkToolkit.java
(getFontPeer): Change default size to 12.
(getClasspathFontPeer): Likewise. Set default name to "Default".
* java/awt/Font.java
(Font(Map)): Call Font(String,Map).
(Font(String,Map)): If attrs is null, initialize it as an empty
HashMap, which will ensure that the Font will get default attributes.
2004-02-25 David Jee <djee@redhat.com>
* gnu/java/awt/peer/gtk/GtkFontPeer.java
(GtkFontPeer(String,int)): Call the new constructor with size 1.
(GtkFontPeer(String,int,int)): New constructor with size attribute.
* gnu/java/awt/peer/gtk/GtkToolkit.java
(getFontPeer(String,int)): Call the new overload method with size 1.
(getFontPeer(String,int,int)): New method. Overloaded with size
attribute.
(getClasspathFontPeer): Set the size of the font.
2004-02-24 Olga Rodimina <rodimina@redhat.com>
* gnu/java/awt/peer/gtk/GdkGraphics2D.java
(bimage): New field.
(GdkGraphics2D): New Constructor. Constructs Graphics
object that can be used to draw into the Buffered Image.
* gnu/java/awt/peer/gtk/GdkGraphicsEnvironment.java:
(GdkGraphicsEnvironment): Fixed to include public
keyword.
(createGraphics): Implemented.
* gnu/java/awt/peer/gtk/GtkToolkit.java
(getLocalGraphicsEnvironment): Implemented.
* java/awt/GraphicsEnvironment.java:
(getLocalGraphicsEnvironment): Implemented.
* java/awt/image/BufferedImage.java:
(createGraphics): Implemented.
2004-02-24 David Jee <djee@redhat.com>
* java/awt/Component.java
(eventTypeEnabled): Add MOUSE_MOVED and MOUSE_DRAGGED event types.
* java/awt/Container.java
(addNotifyContainerChildren): Fix event enabling.
2004-02-23 Olga Rodimina <rodimina@redhat.com>
* Makefile.am: Added
gnu/java/awt/peer/gtk/GdkGraphicsEnvironment.java
* Makefile.in: Re-generated.
* gnu/java/awt/peer/gtk/GdkGraphicsEnvironment.java:
New Class.
2004-02-19 Kim Ho <kho@redhat.com>
* Makefile.am: Add BasicProgressBarUI
* Makefile.in: Regenerate.
* javax/swing/JProgressBar.java:
Re-implement.
* javax/swing/plaf/basic/BasicLookAndFeel.java
Add constants for JProgressBar.
* javax/swing/plaf/basic/BasicProgressBarUI.java
Implement.
* javax/swing/plaf/basic/BasicSliderUI.java
Change comments.
(calculateGeometry): New method
(paint): Remove unnecessary size calculations.
2004-02-18 Olga Rodimina <rodimina@redhat.com>
* gnu/java/awt/peer/gtk/GdkGraphics2D.java
(drawRaster): Fixed small error that caused
imageToUser transformation to be set incorrectly.
(toString): Implemented.
2004-02-18 David Jee <djee@redhat.com>
* java/awt/CardLayout.java
(addLayoutComponent): Show the first component added as the default.
(removeLayoutComponent): After removing, show the next component.
(gotoComponent): If there is only one component, show it and return.
2004-02-18 Kim Ho <kho@redhat.com>
* javax/swing/JSlider.java: Re-order
modifiers.
* javax/swing/JLabel.java: Re-order
modifiers.
* javax/swing/JComponent.java:
(addPropertyChangeListener):
Implement.
(removePropertyChangeListener):
ditto.
(firePropertyChangeEvent):
ditto.
2004-02-17 David Jee <djee@redhat.com>
* java/awt/Component.java
(show): Dispatch ComponentEvent via system event queue.
(hide): Likewise.
(move): Likewise.
(resize): Likewise.
(reshape): Likewise.
* java/awt/Window.java
(setBoundsCallback): Likewise.
2004-02-17 David Jee <djee@redhat.com>
* jni/gtk-peer/gnu_java_awt_peer_gtk_GtkComponentPeer.c
(Java_gnu_java_awt_peer_gtk_GtkComponentPeer_setNativeBounds):
Use gtk_widget_set_size_request() instead of the deprecated
gtk_widget_set_usize().
2004-02-17 Kim Ho <kho@redhat.com>
* javax/swing/JSlider.java: Fix comments and
make property strings constants.
(createStandardLabels): Use the labels
preferred size as bounds.
* javax/swing/plaf/basic/BasicSliderUI.java
Fix comments.
(ScrollHandler::actionPerformed): Don't
calculate the timer stop value. Let the
MouseListeners find the stop location.
(getPreferredHorizontalSize): Re-implement.
(getPreferredVerticalSize): ditto.
(getMinimumHorizontalSize): ditto.
(getMinimumVerticalSize): ditto.
(getPreferredSize): ditto.
(getMinimumSize): ditto.
(getMaximumSize): ditto.
(paintTicks): Use doubles to find the
tick location.
(paintHorizontalLabel):�� Use preferredSize
as initial width and height.
(paintVerticalLabel): ditto.
2004-02-17 Kim Ho <kho@redhat.com>
* javax/swing/JLabel.java: Changed
property strings to constants.
(DISPLAYED_MNEMONIC_INDEX_CHANGED_PROPERTY):
New property.
(setText): Change mnemonic index if
text is too short.
(setDisplayedMnemonicIndex): Fire property
change event.
(getDisplayedMnemonicIndex): Remove check
against short text.
2004-02-17 Olga Rodimina <rodimina@redhat.com>
* gnu/java/awt/peer/gtk/GdkGraphics2D.java:
(drawImage(img,xform,obs)): Invert xform before
passing the xform to cairo.
(drawImage(img,x,y,bgcolor,obs)): Implemented.
(drawImage (img,x,y,w,h,bgcolor,obs)): Partly
implemented.
(drawImage (img,x,y,w,h,obs)): Implemented.
(drawImage (img,dx1,dy1,dx2,dy2,sx1,sy1,sx2,sy2,
bgcolor,obs)): Partly implemented.
(drawImage (img,dx1,dy1,dx2,dy2,sx1,sy1,sx2,sy2,obs)):
Implemented.
* java/awt/image/BufferedImage.java:
(copyData): if dest is null, create raster with same
dimensions as the current image.
2004-02-16 Graydon Hoare <graydon@redhat.com>
* javax/swing/plaf/basic/BasicLabelUI.java
(getPreferredSize): Use layoutCL.
* javax/swing/plaf/basic/BasicGraphicsUtils.java
(getPreferredButtonSize): Start with empty view rect, layout using
component's preferred alignment.
* javax/swing/plaf/basic/BasicLookAndFeel.java: Add some Label and
List defaults.
2004-02-16 David Jee <djee@redhat.com>
* java/awt/Component.java
(show): Dispatch COMPONENT_SHOWN ComponentEvent.
(hide): Dispatch COMPONENT_HIDDEN ComponentEvent.
(move): Erase old bounds and repaint new bounds. Dispatch
COMPONENT_MOVED ComponentEvent.
(resize): Erase old bounds and repaint new bounds. Dispatch
COMPONENT_RESIZED ComponentEvent.
(reshape): Dispatch COMPONENT_RESIZED and COMPONENT_MOVED
ComponentEvents.
* java/awt/Window.java
(setBoundsCallback): Dispatch COMPONENT_RESIZED and COMPONENT_MOVED
ComponentEvents.
2004-02-16 Olga Rodimina <rodimina@redhat.com>
* gnu/java/awt/peer/gtk/GdkGraphics2D.java:
(setRenderingHint): Added implementation of
Interpolation rendering hints.
(setRenderingHints): Ditto.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GdkGraphics2D.c:
(drawPixels): fixed to allow user to choose type
of filtering that should be used when displaying images.
(cairoSurfaceSetFilter): New method. Sets filter type for
interpolation of pixel values.
2004-02-16 David Jee <djee@redhat.com>
* java/awt/GridBagLayout.java
(calcCellSizes): Rows or columns with zero sizes should still be
considered for extra space distribution.
2004-02-16 Kim Ho <kho@redhat.com>
* javax/swing/JLabel.java: Re-implement.
* javax/swing/plaf/basic/BasicLabelUI.java
Re-implement.
* javax/swing/plaf/basic/BasicLookAndFeel.java:
Added constant.
2004-02-16�� Kim Ho�� <kho@redhat.com>
* javax/swing/JSlider.java: Fix indentation and comments.
(setModel): Remove null check to conform with Sun's.
(setOrientation): Throw exception if not
HORIZONTAL or VERTICAL.
(getInverted): Use private variable instead of
ComponentOrientation.
(setInverted): ditto.
* javax/swing/plaf/basic/BasicSliderUI.java:
Fix indentation and comments.
(propertyChange): Remove check for inverted slider, handle
in main paint.
(getMinimumSize): Return preferred size.
(getMaximumSize): ditto.
(calculateFocusRect): Don't relocate rectangle.
(drawInverted): Return XOR of the slider's inversion and
the component's orientation.
(paint): Update leftToRightCache
2004-02-13 David Jee <djee@redhat.com>
* java/awt/GridBagLayout.java
(GetLayoutInfo): Fix weight and size distribution. Relocate repeated
code to helper methods.
(sortBySpan): New helper method.
(distributeSizeAndWeight): Likewise.
(calcCellWeights): Likewise.
(calcCellSizes): Add comments.
2004-02-13 David Jee <djee@redhat.com>
* java/awt/Component.java
(show): Only do something if component is invisible at the moment.
(hide): Only do something if component is visible at the moment.
(reshape): If lightweight, erase old bounds and repaint new bounds.
2004-02-13�� Kim Ho�� <kho@redhat.com>
* Makefile.am: Updated for new file.
* Makefile.in: Regenerated.
* javax/swing/JSlider.java: Reimplement.
* javax/swing/SwingUtilities.java
(layoutCompoundLabel): Use icon height
instead of width.
(paintComponent): Implement.
* javax/swing/plaf/basic/BasicLookAndFeel.java:
Add JSlider defaults.
* javax/swing/plaf/basic/BasicSliderUI.java:
Implement. New file.
From-SVN: r79607
This commit is contained in:
Graydon Hoare
parent
ab3533d655
commit
86881a7b54
65 changed files with 14340 additions and 3671 deletions
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@ -1,5 +1,5 @@
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/* JLabel.java --
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Copyright (C) 2002 Free Software Foundation, Inc.
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/* JLabel.java --
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Copyright (C) 2002, 2004 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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@ -35,205 +35,661 @@ this exception to your version of the library, but you are not
|
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package javax.swing;
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import java.awt.Component;
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import java.awt.Image;
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import java.awt.Font;
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import javax.accessibility.Accessible;
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import javax.accessibility.AccessibleContext;
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import javax.swing.Icon;
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import javax.swing.plaf.LabelUI;
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/**
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* <p>
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* A swing widget that displays a text message and/or an icon.
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* </p>
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*/
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public class JLabel extends JComponent implements Accessible, SwingConstants
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{
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/** DOCUMENT ME! */
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private static final long serialVersionUID = 5496508283662221534L;
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/**
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* The Component the label will give focus to when its mnemonic is
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* activated.
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*/
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protected Component labelFor;
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/** The label's text. */
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private transient String labelText;
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/** Where the label will be positioned horizontally. */
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private transient int horizontalAlignment = CENTER;
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/** Where the label text will be placed horizontally relative to the icon. */
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private transient int horizontalTextPosition = TRAILING;
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/** Where the label will be positioned vertically. */
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private transient int verticalAlignment = CENTER;
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/** Where the label text will be place vertically relative to the icon. */
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private transient int verticalTextPosition = CENTER;
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/** The icon painted when the label is enabled. */
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private transient Icon activeIcon;
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/** The icon painted when the label is disabled. */
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private transient Icon disabledIcon;
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/** The label's mnemnonic key. */
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private transient char mnemonicKey;
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/** The index of the menemonic character in the text. */
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private transient int underlinedChar = -1;
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/** The gap between the icon and the text. */
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private transient int iconTextGap = 4;
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/**
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* Fired in a PropertyChangeEvent when the "disabledIcon" property changes.
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*/
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public static final String DISABLED_ICON_CHANGED_PROPERTY = "disabledIcon";
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/**
|
||||
* Fired in a PropertyChangeEvent when the "displayedMnemonic" property
|
||||
* changes.
|
||||
*/
|
||||
public static final String DISPLAYED_MNEMONIC_CHANGED_PROPERTY = "displayedMnemonic";
|
||||
|
||||
String text;
|
||||
Icon icon;
|
||||
int gap;
|
||||
int align;
|
||||
/**
|
||||
* Fired in a PropertyChangeEvent when the "displayedMnemonicIndex"
|
||||
* property changes. */
|
||||
public static final String DISPLAYED_MNEMONIC_INDEX_CHANGED_PROPERTY = "displayedMnemonicIndex";
|
||||
|
||||
int hor_align;
|
||||
int hor_text_pos;
|
||||
/**
|
||||
* Fired in a PropertyChangeEvent when the "horizontalAlignment" property
|
||||
* changes.
|
||||
*/
|
||||
public static final String HORIZONTAL_ALIGNMENT_CHANGED_PROPERTY = "horizontalAlignment";
|
||||
|
||||
int vert_align;
|
||||
int vert_text_pos;
|
||||
/**
|
||||
* Fired in a PropertyChangeEvent when the "horizontalTextPosition" property
|
||||
* changes.
|
||||
*/
|
||||
public static final String HORIZONTAL_TEXT_POSITION_CHANGED_PROPERTY = "horizontalTextPosition";
|
||||
|
||||
public JLabel()
|
||||
{
|
||||
this("", null, 0);
|
||||
}
|
||||
/** Fired in a PropertyChangeEvent when the "icon" property changes. */
|
||||
public static final String ICON_CHANGED_PROPERTY = "icon";
|
||||
|
||||
public JLabel(Icon image)
|
||||
{
|
||||
this("", image, 0);
|
||||
}
|
||||
/** Fired in a PropertyChangeEvent when the "iconTextGap" property changes. */
|
||||
public static final String ICON_TEXT_GAP_CHANGED_PROPERTY = "iconTextGap";
|
||||
|
||||
public JLabel(Icon image, int horizontalAlignment)
|
||||
{
|
||||
this("", image, horizontalAlignment);
|
||||
}
|
||||
/** Fired in a PropertyChangeEvent when the "labelFor" property changes. */
|
||||
public static final String LABEL_FOR_CHANGED_PROPERTY = "labelFor";
|
||||
|
||||
public JLabel(String text)
|
||||
{
|
||||
this(text, null, 0);
|
||||
}
|
||||
/** Fired in a PropertyChangeEvent when the "text" property changes. */
|
||||
public static final String TEXT_CHANGED_PROPERTY = "text";
|
||||
|
||||
public JLabel(String text, int horizontalAlignment)
|
||||
{
|
||||
this(text, null, horizontalAlignment);
|
||||
}
|
||||
/**
|
||||
* Fired in a PropertyChangeEvent when the "verticalAlignment" property
|
||||
* changes.
|
||||
*/
|
||||
public static final String VERTICAL_ALIGNMENT_CHANGED_PROPERTY = "verticalAlignment";
|
||||
|
||||
public JLabel(String text, Icon icon, int horizontalAlignment)
|
||||
{
|
||||
// do the work.....
|
||||
this.text = text;
|
||||
setIcon(icon);
|
||||
this.align = horizontalAlignment;
|
||||
/**
|
||||
* Fired in a PropertyChangeEvent when the "verticalTextPosition" property
|
||||
* changes.
|
||||
*/
|
||||
public static final String VERTICAL_TEXT_POSITION_CHANGED_PROPERTY = "verticalTextPosition";
|
||||
|
||||
updateUI(); // get a proper ui
|
||||
}
|
||||
/**
|
||||
* Creates a new horizontally and vertically centered JLabel object with no text and no
|
||||
* icon.
|
||||
*/
|
||||
public JLabel()
|
||||
{
|
||||
this(null, null, CENTER);
|
||||
}
|
||||
|
||||
/**
|
||||
* Creates a new horizontally and vertically centered JLabel object with no text and the
|
||||
* given icon.
|
||||
*
|
||||
* @param image The icon to use with the label.
|
||||
*/
|
||||
public JLabel(Icon image)
|
||||
{
|
||||
this(null, image, CENTER);
|
||||
}
|
||||
|
||||
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;
|
||||
}
|
||||
/**
|
||||
* Creates a new vertically centered JLabel object with no text and the given icon and
|
||||
* horizontal alignment. By default, the text is TRAILING the image.
|
||||
*
|
||||
* @param image The icon to use with the label.
|
||||
* @param horizontalAlignment The horizontal alignment of the label.
|
||||
*/
|
||||
public JLabel(Icon image, int horizontalAlignment)
|
||||
{
|
||||
this(null, image, horizontalAlignment);
|
||||
}
|
||||
|
||||
public Icon getIcon()
|
||||
{ return icon; }
|
||||
/**
|
||||
* Creates a new horizontally and vertically centered JLabel object with no icon and the
|
||||
* given text.
|
||||
*
|
||||
* @param text The text to use with the label.
|
||||
*/
|
||||
public JLabel(String text)
|
||||
{
|
||||
this(text, null, CENTER);
|
||||
}
|
||||
|
||||
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; }
|
||||
/**
|
||||
* Creates a new vertically centered JLabel object with no icon and the given text and
|
||||
* horizontal alignment.
|
||||
*
|
||||
* @param text The text to use with the label.
|
||||
* @param horizontalAlignment The horizontal alignment of the label.
|
||||
*/
|
||||
public JLabel(String text, int horizontalAlignment)
|
||||
{
|
||||
this(text, null, horizontalAlignment);
|
||||
}
|
||||
|
||||
public String getUIClassID()
|
||||
{ return "LabelUI"; }
|
||||
/**
|
||||
* Creates a new vertically centered JLabel object with the given text, icon, and horizontal
|
||||
* alignment.
|
||||
*
|
||||
* @param text The text to use with the label.
|
||||
* @param icon The icon to use with the label.
|
||||
* @param horizontalAlignment The horizontal alignment of the label.
|
||||
*/
|
||||
public JLabel(String text, Icon icon, int horizontalAlignment)
|
||||
{
|
||||
labelText = text;
|
||||
activeIcon = icon;
|
||||
this.horizontalAlignment = horizontalAlignment;
|
||||
updateUI();
|
||||
}
|
||||
|
||||
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;
|
||||
}
|
||||
/**
|
||||
* This method returns the label's UI delegate.
|
||||
*
|
||||
* @return The label's UI delegate.
|
||||
*/
|
||||
public LabelUI getUI()
|
||||
{
|
||||
return (LabelUI) ui;
|
||||
}
|
||||
|
||||
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();
|
||||
}
|
||||
/**
|
||||
* This method sets the label's UI delegate.
|
||||
*
|
||||
* @param ui The label's UI delegate.
|
||||
*/
|
||||
public void setUI(LabelUI ui)
|
||||
{
|
||||
super.setUI(ui);
|
||||
}
|
||||
|
||||
public void setIconTextGap(int iconTextGap)
|
||||
/**
|
||||
* This method resets the label's UI delegate to the default UI for the
|
||||
* current look and feel.
|
||||
*/
|
||||
public void updateUI()
|
||||
{
|
||||
setUI((LabelUI) UIManager.getUI(this));
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns a name to identify which look and feel class will be
|
||||
* the UI delegate for this label.
|
||||
*
|
||||
* @return The UIClass identifier. "LabelUI"
|
||||
*/
|
||||
public String getUIClassID()
|
||||
{
|
||||
return "LabelUI";
|
||||
}
|
||||
|
||||
/**
|
||||
* This method is used primarily for debugging purposes and returns a string
|
||||
* that can be used to represent this label.
|
||||
*
|
||||
* @return A string to represent this label.
|
||||
*/
|
||||
protected String paramString()
|
||||
{
|
||||
return "JLabel";
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns the label text.
|
||||
*
|
||||
* @return The label text.
|
||||
*/
|
||||
public String getText()
|
||||
{
|
||||
return labelText;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method changes the "text" property. The given text will be painted
|
||||
* in the label.
|
||||
*
|
||||
* @param text The label's text.
|
||||
*/
|
||||
public void setText(String text)
|
||||
{
|
||||
if (text != labelText)
|
||||
{
|
||||
String oldText = labelText;
|
||||
labelText = text;
|
||||
firePropertyChange(TEXT_CHANGED_PROPERTY, oldText, labelText);
|
||||
if (labelText.length() <= underlinedChar)
|
||||
setDisplayedMnemonicIndex(labelText.length() - 1);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns the active icon. The active icon is painted when the
|
||||
* label is enabled.
|
||||
*
|
||||
* @return The active icon.
|
||||
*/
|
||||
public Icon getIcon()
|
||||
{
|
||||
return activeIcon;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method changes the "icon" property. This icon (the active icon) will
|
||||
* be the one displayed when the label is enabled.
|
||||
*
|
||||
* @param icon The active icon.
|
||||
*/
|
||||
public void setIcon(Icon icon)
|
||||
{
|
||||
if (icon != activeIcon)
|
||||
{
|
||||
Icon oldIcon = activeIcon;
|
||||
activeIcon = icon;
|
||||
firePropertyChange(ICON_CHANGED_PROPERTY, oldIcon, activeIcon);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns the disabled icon. The disabled icon is painted when
|
||||
* the label is disabled. If the disabled icon is null and the active icon is
|
||||
* an ImageIcon, this method returns a grayed version of the icon. The grayed
|
||||
* version of the icon becomes the disabledIcon.
|
||||
*
|
||||
* @return The disabled icon.
|
||||
*/
|
||||
public Icon getDisabledIcon()
|
||||
{
|
||||
//FIXME: We should be gray-scaling the active icon and then returning it
|
||||
if (disabledIcon == null && activeIcon instanceof ImageIcon)
|
||||
setDisabledIcon(activeIcon);
|
||||
return disabledIcon;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method changes the "disabledIcon" property. This icon (the disabled
|
||||
* icon) will be the one displayed when the label is disabled.
|
||||
*
|
||||
* @param disabledIcon The disabled icon.
|
||||
*/
|
||||
public void setDisabledIcon(Icon disabledIcon)
|
||||
{
|
||||
if (disabledIcon != this.disabledIcon)
|
||||
{
|
||||
Icon oldDisabledIcon = this.disabledIcon;
|
||||
this.disabledIcon = disabledIcon;
|
||||
firePropertyChange(DISABLED_ICON_CHANGED_PROPERTY, oldDisabledIcon,
|
||||
this.disabledIcon);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* This method sets the keycode that will be the label's mnemonic. If the
|
||||
* label is used as a label for another component, the label will give
|
||||
* focus to that component when the mnemonic is activated.
|
||||
*
|
||||
* @param key The keycode to use for the mnemonic.
|
||||
*/
|
||||
public void setDisplayedMnemonic(int key)
|
||||
{
|
||||
setDisplayedMnemonic((char) key);
|
||||
}
|
||||
|
||||
/**
|
||||
* This method sets the character that will be the mnemonic used. If the
|
||||
* label is used as a label for another component, the label will give
|
||||
* focus to that component when the mnemonic is activated.
|
||||
*
|
||||
* @param aChar The character to use for the mnemonic.
|
||||
*/
|
||||
public void setDisplayedMnemonic(char aChar)
|
||||
{
|
||||
if (aChar != mnemonicKey)
|
||||
{
|
||||
char oldKey = mnemonicKey;
|
||||
mnemonicKey = aChar;
|
||||
firePropertyChange(DISPLAYED_MNEMONIC_CHANGED_PROPERTY, oldKey,
|
||||
mnemonicKey);
|
||||
if (labelText != null)
|
||||
setDisplayedMnemonicIndex(labelText.indexOf(mnemonicKey));
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns the keycode that is used for the label's mnemonic.
|
||||
*
|
||||
* @return The keycode that is used for the label's mnemonic.
|
||||
*/
|
||||
public int getDisplayedMnemonic()
|
||||
{
|
||||
return (int) mnemonicKey;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method sets which character in the text will be the underlined
|
||||
* character. If the given index is -1, then this indicates that there is
|
||||
* no mnemonic. If the index is less than -1 or if the index is equal to
|
||||
* the length, this method will throw an IllegalArgumentException.
|
||||
*
|
||||
* @param index The index of the character to underline.
|
||||
*
|
||||
* @throws IllegalArgumentException If index less than -1 or index equals
|
||||
* length.
|
||||
*/
|
||||
public void setDisplayedMnemonicIndex(int index)
|
||||
throws IllegalArgumentException
|
||||
{
|
||||
if (index < -1 || labelText != null && index >= labelText.length())
|
||||
throw new IllegalArgumentException();
|
||||
|
||||
if (labelText == null || labelText.charAt(index) != mnemonicKey)
|
||||
index = -1;
|
||||
|
||||
if (index != underlinedChar)
|
||||
{
|
||||
gap = iconTextGap;
|
||||
int oldIndex = underlinedChar;
|
||||
underlinedChar = index;
|
||||
firePropertyChange(DISPLAYED_MNEMONIC_INDEX_CHANGED_PROPERTY,
|
||||
oldIndex, underlinedChar);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns which character in the text will be the underlined
|
||||
* character.
|
||||
*
|
||||
* @return The index of the character that will be underlined.
|
||||
*/
|
||||
public int getDisplayedMnemonicIndex()
|
||||
{
|
||||
return underlinedChar;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method ensures that the key is valid as a horizontal alignment.
|
||||
* Valid keys are: LEFT, CENTER, RIGHT, LEADING, TRAILING
|
||||
*
|
||||
* @param key The key to check.
|
||||
* @param message The message of the exception to be thrown if the key is
|
||||
* invalid.
|
||||
*
|
||||
* @return The key if it's valid.
|
||||
*
|
||||
* @throws IllegalArgumentException If the key is invalid.
|
||||
*/
|
||||
protected int checkHorizontalKey(int key, String message)
|
||||
{
|
||||
if (key != LEFT && key != CENTER && key != RIGHT && key != LEADING
|
||||
&& key != TRAILING)
|
||||
throw new IllegalArgumentException(message);
|
||||
else
|
||||
return key;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method ensures that the key is valid as a vertical alignment. Valid
|
||||
* keys are: TOP, CENTER, and BOTTOM.
|
||||
*
|
||||
* @param key The key to check.
|
||||
* @param message The message of the exception to be thrown if the key is
|
||||
* invalid.
|
||||
*
|
||||
* @return The key if it's valid.
|
||||
*
|
||||
* @throws IllegalArgumentException If the key is invalid.
|
||||
*/
|
||||
protected int checkVerticalKey(int key, String message)
|
||||
{
|
||||
if (key != TOP && key != BOTTOM && key != CENTER)
|
||||
throw new IllegalArgumentException(message);
|
||||
else
|
||||
return key;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns the gap between the icon and the text.
|
||||
*
|
||||
* @return The gap between the icon and the text.
|
||||
*/
|
||||
public int getIconTextGap()
|
||||
{
|
||||
return iconTextGap;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method changes the "iconTextGap" property. The iconTextGap
|
||||
* determines how much space there is between the icon and the text.
|
||||
*
|
||||
* @param iconTextGap The gap between the icon and the text.
|
||||
*/
|
||||
public void setIconTextGap(int iconTextGap)
|
||||
{
|
||||
if (iconTextGap != this.iconTextGap)
|
||||
{
|
||||
int oldIconTextGap = this.iconTextGap;
|
||||
this.iconTextGap = iconTextGap;
|
||||
firePropertyChange(ICON_TEXT_GAP_CHANGED_PROPERTY, oldIconTextGap,
|
||||
iconTextGap);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns the vertical alignment of the label.
|
||||
*
|
||||
* @return The vertical alignment of the label.
|
||||
*/
|
||||
public int getVerticalAlignment()
|
||||
{
|
||||
return verticalAlignment;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method changes the "verticalAlignment" property of the label. The
|
||||
* vertical alignment determines how where the label will be placed
|
||||
* vertically. If the alignment is not valid, it will default to the
|
||||
* center.
|
||||
*
|
||||
* @param alignment The vertical alignment of the label.
|
||||
*/
|
||||
public void setVerticalAlignment(int alignment)
|
||||
{
|
||||
if (alignment != verticalAlignment)
|
||||
{
|
||||
int oldAlignment = verticalAlignment;
|
||||
verticalAlignment = checkVerticalKey(alignment, "verticalAlignment");
|
||||
firePropertyChange(VERTICAL_ALIGNMENT_CHANGED_PROPERTY, oldAlignment,
|
||||
verticalAlignment);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns the horziontal alignment of the label.
|
||||
*
|
||||
* @return The horizontal alignment of the label.
|
||||
*/
|
||||
public int getHorizontalAlignment()
|
||||
{
|
||||
return horizontalAlignment;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method changes the "horizontalAlignment" property. The horizontal
|
||||
* alignment determines where the label will be placed horizontally.
|
||||
*
|
||||
* @param alignment The horizontal alignment of the label.
|
||||
*/
|
||||
public void setHorizontalAlignment(int alignment)
|
||||
{
|
||||
int oldAlignment = horizontalAlignment;
|
||||
horizontalAlignment = checkHorizontalKey(alignment, "horizontalAlignment");
|
||||
firePropertyChange(HORIZONTAL_ALIGNMENT_CHANGED_PROPERTY, oldAlignment,
|
||||
horizontalAlignment);
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns the vertical text position of the label.
|
||||
*
|
||||
* @return The vertical text position of the label.
|
||||
*/
|
||||
public int getVerticalTextPosition()
|
||||
{
|
||||
return verticalTextPosition;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method changes the "verticalTextPosition" property of the label. The
|
||||
* vertical text position determines where the text will be placed
|
||||
* vertically relative to the icon.
|
||||
*
|
||||
* @param textPosition The vertical text position.
|
||||
*/
|
||||
public void setVerticalTextPosition(int textPosition)
|
||||
{
|
||||
if (textPosition != verticalTextPosition)
|
||||
{
|
||||
int oldPos = verticalTextPosition;
|
||||
verticalTextPosition = checkVerticalKey(textPosition,
|
||||
"verticalTextPosition");
|
||||
firePropertyChange(VERTICAL_TEXT_POSITION_CHANGED_PROPERTY, oldPos,
|
||||
verticalTextPosition);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns the horizontal text position of the label.
|
||||
*
|
||||
* @return The horizontal text position.
|
||||
*/
|
||||
public int getHorizontalTextPosition()
|
||||
{
|
||||
return horizontalTextPosition;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method changes the "horizontalTextPosition" property of the label.
|
||||
* The horizontal text position determines where the text will be placed
|
||||
* horizontally relative to the icon.
|
||||
*
|
||||
* @param textPosition The horizontal text position.
|
||||
*/
|
||||
public void setHorizontalTextPosition(int textPosition)
|
||||
{
|
||||
if (textPosition != horizontalTextPosition)
|
||||
{
|
||||
int oldPos = horizontalTextPosition;
|
||||
horizontalTextPosition = checkHorizontalKey(textPosition,
|
||||
"horizontalTextPosition");
|
||||
firePropertyChange(HORIZONTAL_TEXT_POSITION_CHANGED_PROPERTY, oldPos,
|
||||
horizontalTextPosition);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* This method simply returns false if the current icon image (current icon
|
||||
* will depend on whether the label is enabled) is not equal to the passed
|
||||
* in image.
|
||||
*
|
||||
* @param img The image to check.
|
||||
* @param infoflags The bitwise inclusive OR of ABORT, ALLBITS, ERROR,
|
||||
* FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, and WIDTH
|
||||
* @param x The x position
|
||||
* @param y The y position
|
||||
* @param w The width
|
||||
* @param h The height
|
||||
*
|
||||
* @return Whether the current icon image is equal to the image given.
|
||||
*/
|
||||
public boolean imageUpdate(Image img, int infoflags, int x, int y, int w,
|
||||
int h)
|
||||
{
|
||||
Icon currIcon = (isEnabled()) ? activeIcon : disabledIcon;
|
||||
|
||||
//Is this the correct way to check for image equality?
|
||||
if (currIcon != null && currIcon instanceof ImageIcon)
|
||||
return (((ImageIcon) currIcon).getImage() == img);
|
||||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method returns the component that the label gives focus to when the
|
||||
* mnemonic is activated.
|
||||
*
|
||||
* @return The component that gets focus when the label's mnemonic is
|
||||
* activated.
|
||||
*/
|
||||
public Component getLabelFor()
|
||||
{
|
||||
return labelFor;
|
||||
}
|
||||
|
||||
/**
|
||||
* This method changes the "labelFor" property. The component that the label
|
||||
* is acting as a label for will request focus when the label's mnemonic
|
||||
* is activated.
|
||||
*
|
||||
* @param c The component that gets focus when the label's mnemonic is
|
||||
* activated.
|
||||
*/
|
||||
public void setLabelFor(Component c)
|
||||
{
|
||||
if (c != labelFor)
|
||||
{
|
||||
Component oldLabelFor = labelFor;
|
||||
labelFor = c;
|
||||
firePropertyChange(LABEL_FOR_CHANGED_PROPERTY, oldLabelFor, labelFor);
|
||||
}
|
||||
}
|
||||
|
||||
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);
|
||||
}
|
||||
/**
|
||||
* This method overrides setFont so that we can call for a repaint
|
||||
* after the font is changed.
|
||||
*
|
||||
* @param f The font for this label.
|
||||
*/
|
||||
public void setFont(Font f)
|
||||
{
|
||||
super.setFont(f);
|
||||
repaint();
|
||||
}
|
||||
|
||||
/**
|
||||
* DOCUMENT ME!
|
||||
*
|
||||
* @return
|
||||
*/
|
||||
public AccessibleContext getAccessibleContext()
|
||||
{
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue