org.eclipse.gef.ui.palette
Class PaletteCustomizer
java.lang.Object
org.eclipse.gef.ui.palette.PaletteCustomizer
- public abstract class PaletteCustomizer
- extends java.lang.Object
PaletteCustomizer
is the PaletteCustomizerDialog
's interface
to the model. This class is responsible for propogating to the model changes made in
the dialog.
Methods inherited from class java.lang.Object
|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
|
PaletteCustomizer
public PaletteCustomizer()
canAdd
protected boolean canAdd(
PaletteContainer container,
PaletteEntry entry)
- Return true if this container can accept this entry as a new child. By default, this
method checks to see first if the container has full permissions, then checks
to see if this container can accept the type of the entry.
-
-
Parameters:
-
container
- the container that will be the parent of this entry -
entry
- the entry to add to the container
-
Returns:
- true if this container can hold this entry
canDelete
public boolean canDelete(
PaletteEntry entry)
- Indicates whether the given entry can be deleted from the model or not. Whether or not
an entry can be deleted depends on its permsission
(
PaletteEntry.getUserModificationPermission()
).
This method will be invoked by PaletteCustomizerDialog
to determine
whether or not to enable the "Delete" action.
-
-
Parameters:
-
entry
- The selected palette entry. It'll never be null
.
-
Returns:
-
true
if the given entry can be deleted -
See Also:
-
performDelete(PaletteEntry)
canMoveDown
public boolean canMoveDown(
PaletteEntry entry)
- Indicates whether the given entry can be moved down or not. Whether or not an entry
can be moved down or not is determined by its parent's user modification
permission (
PaletteEntry.getUserModificationPermission()
).
Will be called by PaletteCustomizerDialog to determine whether or not to enable the
"Move Down" action.
-
-
Parameters:
-
entry
- The selected palette entry (it'll never be null
)
-
Returns:
-
true
if the given entry can be moved down -
See Also:
-
performMoveDown(PaletteEntry)
canMoveUp
public boolean canMoveUp(
PaletteEntry entry)
- Indicates whether the given entry can be moved up or not. Whether or not an entry can
be moved up or not is determined by its parent's user modification permission
(
PaletteEntry.getUserModificationPermission()
).
Will be called by PaletteCustomizerDialog to determine whether or not to enable the
"Move Up" action.
-
-
Parameters:
-
entry
- The selected palette entry (it'll never be null
)
-
Returns:
-
true
if the given entry can be moved up -
See Also:
-
performMoveUp(PaletteEntry)
getNewEntryFactories
public java.util.List getNewEntryFactories()
- Returns the list of PaletteEntryFactories that can be used to create new palette
entries. The String returned by the getText() method of each PaletteEntryFactory will
be used to populate the "New" drop-down. getImageDescriptor() will be used to set the
icons on the drop down. This method can return null if there are no
PaletteEntryFactories available.
-
-
Returns:
- The List of PaletteEntryFactories
getPropertiesPage
public
EntryPage getPropertiesPage(
PaletteEntry entry)
- Returns an EntryPage that will display the custom properties of the
given entry. Can return null if there are no custom properties.
-
-
Parameters:
-
entry
- The PaletteEntry whose properties page needs to be displayed (it'll
never be null
)
-
Returns:
- The EntryPage to represent the given entry
performDelete
public void performDelete(
PaletteEntry entry)
- Updates the model by deleting the given entry from it.
Called when the "Delete" action in the PaletteCustomizerDialog is executed.
-
-
Parameters:
-
entry
- The selected palette entry (it'll never be null
) -
See Also:
-
canDelete(PaletteEntry)
performMoveDown
public void performMoveDown(
PaletteEntry entry)
- Updates the model by moving the entry down.
Called when the "Move Down" action in the PaletteCustomizerDialog is invoked.
-
-
Parameters:
-
entry
- The selected palette entry (it'll never be null
) -
See Also:
-
canMoveDown(PaletteEntry)
performMoveUp
public void performMoveUp(
PaletteEntry entry)
- Updates the model by moving the entry up.
Called when the "Move Up" action in the PaletteCustomizerDialog is invoked.
-
-
Parameters:
-
entry
- The selected palette entry (it'll never be null
) -
See Also:
-
canMoveUp(PaletteEntry)
revertToSaved
public abstract void revertToSaved()
- Undoes the changes made to the model since the last save.
This method is invoked when the "Cancel" is selected in the
PaletteCustomizerDialog
.
-
save
public abstract void save()
- Persists the changes made to the model.
Called when "OK" or "Apply" are selected in the PaletteCustomizerDialog
.
-
Copyright (c) IBM Corp. and others 2000, 2007. All Rights Reserved.