All Terminals now can be opened in low power / channel state and show dark slots.

me/helpers/ChannelPowerSrc.java

@@ -0,0 +1,27 @@
+package appeng.me.helpers;
+
+import appeng.api.config.Actionable;
+import appeng.api.config.PowerMultiplier;
+import appeng.api.networking.IGridNode;
+import appeng.api.networking.energy.IEnergySource;
+
+public class ChannelPowerSrc implements IEnergySource
+{
+
+	IGridNode node;
+	IEnergySource realSrc;
+
+	public ChannelPowerSrc(IGridNode networkNode, IEnergySource src) {
+		node = networkNode;
+		realSrc = src;
+	}
+
+	@Override
+	public double extractAEPower(double amt, Actionable mode, PowerMultiplier usePowerMultiplier)
+	{
+		if ( node.isActive() )
+			return realSrc.extractAEPower( amt, mode, usePowerMultiplier );
+		return 0.0;
+	}
+
+}