Reorganise and clean up client event handlers

2020-06-06 23:25:56 +01:00
parent 6df0d2dc6e
commit 1a094e1970
50 changed files with 625 additions and 443 deletions
@@ -0,0 +1,65 @@
+package electroblob.wizardry.client.gui;
+
+import electroblob.wizardry.registry.WizardryTabs;
+import electroblob.wizardry.spell.Spell;
+import net.minecraft.client.gui.GuiTextField;
+import net.minecraft.client.gui.inventory.GuiContainerCreative;
+import net.minecraft.creativetab.CreativeTabs;
+import net.minecraftforge.client.event.GuiScreenEvent;
+import net.minecraftforge.fml.common.Mod.EventBusSubscriber;
+import net.minecraftforge.fml.common.ObfuscationReflectionHelper;
+import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
+import net.minecraftforge.fml.relauncher.Side;
+
+import java.lang.reflect.Field;
+import java.util.Locale;
+
+@EventBusSubscriber(Side.CLIENT)
+public class CustomCreativeSearchHandler {
+
+	/** Reflected into {@code GuiContainerCreative#searchField} */
+	private static final Field searchField;
+
+	private static GuiTextField currentSearchField = null;
+
+	static {
+		searchField = ObfuscationReflectionHelper.findField(GuiContainerCreative.class, "field_147062_A");
+	}
+
+	@SubscribeEvent
+	public static void onInitGuiEvent(GuiScreenEvent.InitGuiEvent.Post event){
+		// Reduces reflection as much as possible - searchField is created on GUI init and never reassigned so we need
+		// not (and should not!) use reflection to retrieve it every time a key is typed
+		if(event.getGui() instanceof GuiContainerCreative){
+			try{
+				currentSearchField = (GuiTextField)searchField.get(event.getGui());
+			}catch(IllegalAccessException e){
+				e.printStackTrace();
+			}
+		}
+	}
+
+	@SubscribeEvent
+	public static void onKeyboardInputEvent(GuiScreenEvent.KeyboardInputEvent.Post event){
+		// Custom creative tab search behaviour
+		if(event.getGui() instanceof GuiContainerCreative){
+
+			GuiContainerCreative gui = (GuiContainerCreative)event.getGui();
+			CreativeTabs tab = CreativeTabs.CREATIVE_TAB_ARRAY[gui.getSelectedTabIndex()];
+
+			if(tab == WizardryTabs.SPELLS){
+
+				GuiContainerCreative.ContainerCreative container = (GuiContainerCreative.ContainerCreative)gui.inventorySlots;
+				container.itemList.clear(); // Required or duplicates will appear!
+				String searchText = currentSearchField.getText().toLowerCase(Locale.ROOT);
+				tab.displayAllRelevantItems(container.itemList);
+
+				if(!searchText.isEmpty()){
+					container.itemList.removeIf(s -> !Spell.byMetadata(s.getMetadata()).matches(searchText));
+					container.scrollTo(0); // Seems to refresh the GUI somehow so it displays correctly
+				}
+			}
+		}
+	}
+
+}