@Override
	public void locationChanged(ProgramLocation programLocation) {
		if (programLocation.equals(currentLocation)) {
			return;
		}
		currentLocation = programLocation;
		contextChanged();
		plugin.locationChanged(this, programLocation);
	}
Set the cursor location of the decompiler.

@param lineNumber the 1-based line number
@param offset the character offset into line; the offset is from the start of the line
Ghidra/Features/Decompiler/src/main/java/ghidra/app/plugin/core/decompile/DecompilerProvider.java