public class DefaultFontSelectionModel extends Object implements FontSelectionModel
FontSelectionModel
.Font
Modifier and Type | Field and Description |
---|---|
protected ChangeEvent |
changeEvent
Only one
ChangeEvent is needed per model instance
since the event's only (read-only) state is the source property. |
protected EventListenerList |
listenerList
A list of registered event listeners.
|
Constructor and Description |
---|
DefaultFontSelectionModel()
Creates a
DefaultFontSelectionModel with the
current font set to new Font(Font.SANS_SERIF, Font.PLAIN, 12)
. |
DefaultFontSelectionModel(Font font)
Creates a
DefaultFontSelectionModel with the
current font set to font , which should be
non-null . |
Modifier and Type | Method and Description |
---|---|
void |
addChangeListener(ChangeListener l)
Adds a
ChangeListener to the model. |
protected void |
fireStateChanged()
Runs each
ChangeListener 's
stateChanged method. |
List<String> |
getAvailableFontNames()
Gets the available font names.
|
ChangeListener[] |
getChangeListeners()
Returns an array of all the
ChangeListener s added
to this DefaultFontSelectionModel with
addChangeListener . |
Font |
getSelectedFont()
Returns the selected
Font which should be
non-null . |
void |
removeChangeListener(ChangeListener l)
Removes a
ChangeListener from the model. |
void |
setSelectedFont(Font font)
Sets the selected font to
font . |
protected transient ChangeEvent changeEvent
ChangeEvent
is needed per model instance
since the event's only (read-only) state is the source property.
The source of events generated here is always "this".protected EventListenerList listenerList
public DefaultFontSelectionModel()
DefaultFontSelectionModel
with the
current font set to new Font(Font.SANS_SERIF, Font.PLAIN, 12)
. This is the default constructor.public DefaultFontSelectionModel(Font font)
DefaultFontSelectionModel
with the
current font set to font
, which should be
non-null
. Note that setting the font to
null
is undefined and may have unpredictable
results.font
- the new Font
public Font getSelectedFont()
Font
which should be
non-null
.getSelectedFont
in interface FontSelectionModel
Font
FontSelectionModel.setSelectedFont(java.awt.Font)
public void setSelectedFont(Font font)
font
.
Note that setting the font to null
is undefined and may have unpredictable results.
This method fires a state changed event if it sets the
current font to a new non-null
font;
if the new font is the same as the current font,
no event is fired.setSelectedFont
in interface FontSelectionModel
font
- the new Font
FontSelectionModel.getSelectedFont()
,
FontSelectionModel.addChangeListener(javax.swing.event.ChangeListener)
public List<String> getAvailableFontNames()
GraphicsEnvironment
localized for the default locale,
as returned by Locale.getDefault()
.getAvailableFontNames
in interface FontSelectionModel
public void addChangeListener(ChangeListener l)
ChangeListener
to the model.addChangeListener
in interface FontSelectionModel
l
- the ChangeListener
to be addedpublic void removeChangeListener(ChangeListener l)
ChangeListener
from the model.removeChangeListener
in interface FontSelectionModel
l
- the ChangeListener
to be removedpublic ChangeListener[] getChangeListeners()
ChangeListener
s added
to this DefaultFontSelectionModel
with
addChangeListener
.ChangeListener
s added, or an empty
array if no listeners have been addedprotected void fireStateChanged()
ChangeListener
's
stateChanged
method.