Added basic functionality. A lot of TODO's remaining.

src/main/java/de/skate702/craftingkeys/CraftingKeys.java

@@ -61,7 +61,7 @@ public class CraftingKeys {
 		proxy.registerRenderers();
 		FMLCommonHandler.instance().bus().register(this);
 
-		Helper.debugPrint("load(): Loaded Mod successful");
+		Helper.debugPrint("load(): Loaded CraftingKeys successful");
 
 	}
 
@@ -83,31 +83,35 @@ public class CraftingKeys {
 	@SubscribeEvent
 	public void onTick(TickEvent.ClientTickEvent tick) {
 
-		// if (mc.currentScreen != null) {
-		// if (mc.currentScreen instanceof
-		// net.minecraft.client.gui.inventory.GuiCrafting) {
-		// Keyboard.isKeyDown(Keyboard.KEY_Q)
-
-		// DEBUGGIN TEST START
-
-		if (Helper.client.currentScreen != null) {
-			if (Helper.client.currentScreen instanceof GuiCrafting) {
-				if (Keyboard.isKeyDown(Keyboard.KEY_C)) {
+		// Case 1: Classic GUI Screen
+		if (Helper.isCraftingGUI(Helper.client.currentScreen)) {
 
 			GuiCrafting guiCrafting = (GuiCrafting) Helper.client.currentScreen;
 			Slot currentHoveredSlot = Helper.getSlotAtMousePosition(guiCrafting);
+			int keyDown = Helper.craftingKeyDownToSlotNumber();
+
+			// Block Key Interval (avoid multiple Runs)
+			if (!Helper.isSameKey(keyDown)) {
+
+				// Good key, Mouse over Inventory
+				if (keyDown != -1 && currentHoveredSlot != null) {
 
 					ContainerManager con = new ContainerManager(guiCrafting.inventorySlots);
-					if (currentHoveredSlot != null) {
-						con.move(currentHoveredSlot.slotNumber, 8, 1);
-					} else {
-						Helper.debugPrint("onTick(): Outside of inventory");
-					}
+					con.move(currentHoveredSlot.slotNumber, keyDown, 1);
+
+					// TODO: Move more/all!
+
+					// TODO: Strg -> Click on Output
+
+					// TODO: Shift -> Move all!
+
 				}
 			}
 		}
 
-		// DEBUGGIN TEST END
+		// Case 2: Inventory (2x2 Crafting, Quick-Armor)
+
+		// TODO: Case 2
 
 	}
 }

src/main/java/de/skate702/craftingkeys/Helper.java

@@ -1,10 +1,13 @@
 package de.skate702.craftingkeys;
 
+import org.lwjgl.input.Keyboard;
 import org.lwjgl.input.Mouse;
 
 import cpw.mods.fml.client.FMLClientHandler;
 import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.GuiScreen;
 import net.minecraft.client.gui.inventory.GuiContainer;
+import net.minecraft.client.gui.inventory.GuiCrafting;
 import net.minecraft.inventory.Container;
 import net.minecraft.inventory.Slot;
 
@@ -47,6 +50,23 @@ public class Helper {
 
 	}
 
+	/**
+	 * Returns true, if the current Screen is a instance of GUI-Screen.
+	 * 
+	 * @param screen
+	 *            The input Screen
+	 * @return True, if GuiScreen; False if null
+	 */
+	public static boolean isCraftingGUI(GuiScreen screen) {
+
+		if (screen != null) {
+			if (screen instanceof GuiCrafting) {
+				return true;
+			}
+		}
+		return false;
+	}
+
 	/**
 	 * Returns the Slot at the current Mouse Position. [FROM GUICONTAINER]
 	 * 
@@ -121,4 +141,62 @@ public class Helper {
 		return guiContainer.height - (Mouse.getEventY() * guiContainer.height) / client.displayHeight - 1;
 	}
 
+	/**
+	 * Reads the current Keyboard-Input and converts it to a Inventory-Slot.
+	 * 
+	 * @return A Inventory-Slot (based on CraftingGUI)
+	 */
+	public static int craftingKeyDownToSlotNumber() {
+
+		// TODO: Make this dynamic! // Use Settings
+
+		int returnValue = -1;
+
+		if (Keyboard.isKeyDown(Keyboard.KEY_Q)) {
+			returnValue = 1;
+		} else if (Keyboard.isKeyDown(Keyboard.KEY_W)) {
+			returnValue = 2;
+		} else if (Keyboard.isKeyDown(Keyboard.KEY_E)) {
+			returnValue = 3;
+		} else if (Keyboard.isKeyDown(Keyboard.KEY_A)) {
+			returnValue = 4;
+		} else if (Keyboard.isKeyDown(Keyboard.KEY_S)) {
+			returnValue = 5;
+		} else if (Keyboard.isKeyDown(Keyboard.KEY_D)) {
+			returnValue = 6;
+		} else if (Keyboard.isKeyDown(Keyboard.KEY_Y)) {
+			returnValue = 7;
+		} else if (Keyboard.isKeyDown(Keyboard.KEY_X)) {
+			returnValue = 8;
+		} else if (Keyboard.isKeyDown(Keyboard.KEY_C)) {
+			returnValue = 9;
+		}
+
+		return returnValue;
+	}
+
+	/**
+	 * Saves the last Key that was Pressed
+	 */
+	private static int lastKeyDown = -1;
+
+	/**
+	 * Returns, if the current KeyValue is the same
+	 * 
+	 * @param currentKey
+	 *            the new input value, saved in the method
+	 * @return True, if these are the same keys
+	 */
+	public static boolean isSameKey(int currentKey) {
+
+		boolean returnValue = false;
+
+		if (lastKeyDown == currentKey && currentKey != -1) {
+			returnValue = true;
+		}
+
+		lastKeyDown = currentKey;
+		return returnValue;
+
+	}
 }

src/main/java/de/skate702/craftingkeys/Settings.java

@@ -0,0 +1,5 @@
+package de.skate702.craftingkeys;
+
+public class Settings {
+
+}