ImageEn, unit imageenview |
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TImageEnView.FindLayer
Declaration
function FindLayer(const PropName, PropValue: string; SelectLayer: Boolean = False): Integer;
Description
Returns the index of the first layer with the specified tag, name or guid.
PropName must be one of IELP_Name, IELP_Tag, IELP_Guid.
Searches are NOT case-sensitive.
Result will be a layer index, or -1 if not found.
If SelectLayer is true, the layer will become active.
Example
// Select layer with the tag of 15
ImageEnView1.FindLayer( IELP_Tag, IntToStr( 15 ), True );
// Which is the same as...
lyr := ImageEnView1.FindLayer( IELP_Tag, IntToStr( 15 ));
ImageEnView1.LayersDeselectAll();
ImageEnView1.LayersCurrent := lyr;