Package org.eclipse.jface.action

Class ToolBarContributionItem

java.lang.Object
org.eclipse.jface.action.ContributionItem
org.eclipse.jface.action.ToolBarContributionItem
All Implemented Interfaces:
IContributionItem, org.eclipse.jface.internal.provisional.action.IToolBarContributionItem
@NoExtend 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

  • Field Details

    • 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:

  • Constructor Details

    • 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 Details

    • 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:

    • 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:

    • 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:

    • 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