org.eclipse.graphiti.ui.services
Interface IImageService


public interface IImageService

This interface provides services for the creation of images.


Method Summary
 ImageDescriptor getImageDescriptorForId(java.lang.String imageId)
          Gets an image descriptor for the given image id.
 Image getImageForId(java.lang.String imageId)
          Gets an image for the given image id.
 void removeImageFromRegistry(java.lang.String imageId)
          Removes the corresponding image entry from the image registry and disposes the corresponding image (if existent).
 

Method Detail

getImageDescriptorForId

ImageDescriptor getImageDescriptorForId(java.lang.String imageId)
Gets an image descriptor for the given image id. This image id must be supported by an graphiti image provider. The image registry of the plugin org.eclipse.graphiti.ui is used. This ensures that the image descriptor will only created once.

Parameters:
imageId - the image id which is supported by an graphiti image provider
Returns:
the image descriptor for the id
See Also:
org.eclipse.jface.resource.ImageDescriptor

getImageForId

Image getImageForId(java.lang.String imageId)
Gets an image for the given image id. This image id must be supported by an graphiti image provider. The image registry of the plugin org.eclipse.graphiti.ui is used. This ensures that the image will only created once. The image returned must not be disposed by the caller.

Parameters:
imageId - the image id which is supported by an graphiti image provider
Returns:
the image for the id
See Also:
org.eclipse.swt.graphics.Image

removeImageFromRegistry

void removeImageFromRegistry(java.lang.String imageId)
Removes the corresponding image entry from the image registry and disposes the corresponding image (if existent). The passed image id must be supported by an graphiti image provider. The image registry of the plugin org.eclipse.graphiti.ui is used. Only call this method if you can guarantee that the image/image descriptor is no longer in use.

Parameters:
imageId - the image id which is supported by an graphiti image provider
Since:
0.9
See Also:
org.eclipse.swt.graphics.Image


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