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Eclipse Platform
Release 3.5
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org.eclipse.jface.action
Class ToolBarContributionItem


java.lang.Object
  extended by 

org.eclipse.jface.action.ContributionItem
      extended by 
org.eclipse.jface.action.ToolBarContributionItem
All Implemented Interfaces:
IContributionItem, org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
public class ToolBarContributionItem

extends 
ContributionItem

implements org.eclipse.jface.internal.provisional.action.IToolBarContributionItem

The ToolBarContributionItem class provides a wrapper for tool bar managers when used in cool bar managers. It extends ContributionItem but and provides some additional methods to customize the size of the cool item and to retrieve the underlying tool bar manager.

This class may be instantiated; it is not intended to be subclassed.

Since:
3.0
Restriction:
This class is not intended to be subclassed by clients.

Field Summary
static int SHOW_ALL_ITEMS
          A constant used by setMinimumItemsToShow and getMinimumItemsToShow to indicate that all tool items should be shown in the cool item.
 
Constructor Summary
ToolBarContributionItem ()
          Convenience method equivalent to ToolBarContributionItem(new ToolBarManager(), null).
ToolBarContributionItem ( IToolBarManager toolBarManager)
          Convenience method equivalent to ToolBarContributionItem(toolBarManager, null).
ToolBarContributionItem ( IToolBarManager toolBarManager, String id)
          Creates a tool bar contribution item.
 
Method Summary
 void dispose ()
          The default implementation of this IContributionItem method does nothing.
 void fill ( CoolBar coolBar, int index)
          The default implementation of this IContributionItem method does nothing.
 int getCurrentHeight ()
          Returns the current height of the corresponding cool item.
 int getCurrentWidth ()
          Returns the current width of the corresponding cool item.
 int getMinimumItemsToShow ()
          Returns the minimum number of tool items to show in the cool item.
  IToolBarManager getToolBarManager ()
          Returns the internal tool bar manager of the contribution item.
 boolean getUseChevron ()
          Returns whether chevron support is enabled.
 boolean isVisible ()
          A contribution item is visible iff its internal state is visible or the tool bar manager contains something other than group markers and separators.
 void saveWidgetState ()
          The default implementation of this IContributionItem method does nothing.
 void setCurrentHeight (int currentHeight)
          Sets the current height of the cool item.
 void setCurrentWidth (int currentWidth)
          Sets the current width of the cool item.
 void setMinimumItemsToShow (int minimumItemsToShow)
          Sets the minimum number of tool items to show in the cool item.
 void setUseChevron (boolean value)
          Enables or disables chevron support for the cool item.
 void update ( String propertyName)
          The ContributionItem implementation of this method declared on IContributionItem does nothing.
 
Methods inherited from class org.eclipse.jface.action. ContributionItem
fill, fill, fill, getId, getParent, isDirty, isDynamic, isEnabled, isGroupMarker, isSeparator, setId, setParent, setVisible, toString, update
 
Methods inherited from class java.lang. Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
getParent
 
Methods inherited from interface org.eclipse.jface.action. IContributionItem
fill, fill, fill, getId, isDirty, isDynamic, isEnabled, isGroupMarker, isSeparator, setParent, setVisible, update
 

Field Detail

SHOW_ALL_ITEMS

public static final int SHOW_ALL_ITEMS
A constant used by setMinimumItemsToShow and getMinimumItemsToShow to indicate that all tool items should be shown in the cool item.

See Also:
Constant Field Values
Constructor Detail

ToolBarContributionItem

public ToolBarContributionItem()
Convenience method equivalent to ToolBarContributionItem(new ToolBarManager(), null).

ToolBarContributionItem

public ToolBarContributionItem(
IToolBarManager toolBarManager)
Convenience method equivalent to ToolBarContributionItem(toolBarManager, null).

Parameters:
toolBarManager - the tool bar manager

ToolBarContributionItem

public ToolBarContributionItem(
IToolBarManager toolBarManager,
                               
String id)
Creates a tool bar contribution item.

Parameters:
toolBarManager - the tool bar manager to wrap
id - the contribution item id, or null if none
Method Detail

dispose

public void dispose()
Description copied from class: ContributionItem
The default implementation of this IContributionItem method does nothing. Subclasses may override.

Specified by:
dispose in interface IContributionItem
Overrides:
dispose in class ContributionItem

fill

public void fill(
CoolBar coolBar,
                 int index)
Description copied from class: ContributionItem
The default implementation of this IContributionItem method does nothing. Subclasses may override.

Specified by:
fill in interface IContributionItem
Overrides:
fill in class ContributionItem
Parameters:
coolBar - the parent cool bar
index - the index where the controls are inserted, or -1 to insert at the end

getCurrentHeight

public int getCurrentHeight()
Returns the current height of the corresponding cool item.

Specified by:
getCurrentHeight in interface org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
Returns:
the current height

getCurrentWidth

public int getCurrentWidth()
Returns the current width of the corresponding cool item.

Specified by:
getCurrentWidth in interface org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
Returns:
the current size

getMinimumItemsToShow

public int getMinimumItemsToShow()
Returns the minimum number of tool items to show in the cool item.

Specified by:
getMinimumItemsToShow in interface org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
Returns:
the minimum number of tool items to show, or SHOW_ALL_ITEMS if a value was not set
See Also:
setMinimumItemsToShow(int)

getToolBarManager

public 
IToolBarManager getToolBarManager()
Returns the internal tool bar manager of the contribution item.

Specified by:
getToolBarManager in interface org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
Returns:
the tool bar manager, or null if one is not defined.
See Also:
IToolBarManager

getUseChevron

public boolean getUseChevron()
Returns whether chevron support is enabled.

Specified by:
getUseChevron in interface org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
Returns:
true if chevron support is enabled, false otherwise

isVisible

public boolean isVisible()
A contribution item is visible iff its internal state is visible or the tool bar manager contains something other than group markers and separators.

Specified by:
isVisible in interface IContributionItem
Overrides:
isVisible in class ContributionItem
Returns:
true if the tool bar manager contains something other than group marks and separators, and the internal state is set to be visible.

saveWidgetState

public void saveWidgetState()
Description copied from class: ContributionItem
The default implementation of this IContributionItem method does nothing. Subclasses may override.

Specified by:
saveWidgetState in interface IContributionItem
Overrides:
saveWidgetState in class ContributionItem

setCurrentHeight

public void setCurrentHeight(int currentHeight)
Sets the current height of the cool item. Update(SIZE) should be called to adjust the widget.

Specified by:
setCurrentHeight in interface org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
Parameters:
currentHeight - the current height to set

setCurrentWidth

public void setCurrentWidth(int currentWidth)
Sets the current width of the cool item. Update(SIZE) should be called to adjust the widget.

Specified by:
setCurrentWidth in interface org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
Parameters:
currentWidth - the current width to set

setMinimumItemsToShow

public void setMinimumItemsToShow(int minimumItemsToShow)
Sets the minimum number of tool items to show in the cool item. If this number is less than the total tool items, a chevron will appear and the hidden tool items appear in a drop down menu. By default, all the tool items are shown in the cool item.

Specified by:
setMinimumItemsToShow in interface org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
Parameters:
minimumItemsToShow - the minimum number of tool items to show.
See Also:
getMinimumItemsToShow(), setUseChevron(boolean)

setUseChevron

public void setUseChevron(boolean value)
Enables or disables chevron support for the cool item. By default, chevron support is enabled.

Specified by:
setUseChevron in interface org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
Parameters:
value - true to enable chevron support, false otherwise.

update

public void update(
String propertyName)
Description copied from class: ContributionItem
The ContributionItem implementation of this method declared on IContributionItem does nothing. Subclasses should override to update their state.

Specified by:
update in interface IContributionItem
Overrides:
update in class ContributionItem
Parameters:
propertyName - the id of the changed property
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Eclipse Platform
Release 3.5
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SUMMARY: NESTED |  FIELD |  CONSTR |  METHOD DETAIL:  FIELD |  CONSTR |  METHOD

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