Eclipse GEF and Draw2d Plug-in Developer Guide (Galileo) - RulerChangeListener (Eclipse GEF API Specification)

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Eclipse GEF
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org.eclipse.gef.rulers
Interface RulerChangeListener

All Known Implementing Classes:: RulerChangeListener.Stub

public interface RulerChangeListener

RulerChangeListeners can be added to RulerProviders to receive notification about changes in the ruler/guide properties. This interface provides a mechanism for the (client-side) ruler/guide model to communicate changes to GEF's ruler/guide feature.

Since:: 3.0
See Also:: RulerProvider

Nested Class Summary

static class RulerChangeListener.Stub
          Stub for the RulerChangeListener interface.

Method Summary

void notifyGuideMoved (java.lang.Object guide)
          Invoked when a guide is moved.

void notifyGuideReparented (java.lang.Object guide)
          Invoked when a guide is added to or removed from a ruler.

void notifyPartAttachmentChanged (java.lang.Object part, java.lang.Object guide)
          Invoked when a graphical component is attached to a guide.

void notifyUnitsChanged (int newUnit)
          Invoked when the ruler's unit of measurement is changed.

Method Detail

notifyUnitsChanged

public void notifyUnitsChanged(int newUnit)

Invoked when the ruler's unit of measurement is changed.

Parameters:: newUnit - The new unit of measurement (RulerProvider.UNIT_INCES, UNIT_CENTIMETERS, or UNIT_PIXELS)

notifyGuideReparented

public void notifyGuideReparented(java.lang.Object guide)

Invoked when a guide is added to or removed from a ruler.

Parameters:: guide - The guide that was added or removed

notifyGuideMoved

public void notifyGuideMoved(java.lang.Object guide)

Invoked when a guide is moved.

Parameters:: guide - The guide that was moved

notifyPartAttachmentChanged

public void notifyPartAttachmentChanged(java.lang.Object part,
                                        java.lang.Object guide)

Invoked when a graphical component is attached to a guide.

Parameters:: part - The model representation of the graphical compoment that was attached; guide - The guide that the part was attached to