src/main/java/com/irtimaled/bbor/mixin/client/gui/screen/MixinOptionsScreen.java

   1 package com.irtimaled.bbor.mixin.client.gui.screen;
   2
   3 import com.google.common.collect.Lists;
   4 import com.irtimaled.bbor.client.gui.SettingsScreenButton;
   5 import com.irtimaled.bbor.common.TypeHelper;
   6 import net.minecraft.client.gui.Drawable;
   7 import net.minecraft.client.gui.Element;
   8 import net.minecraft.client.gui.Selectable;
   9 import net.minecraft.client.gui.screen.Screen;
  10 import net.minecraft.client.gui.screen.option.OptionsScreen;
  11 import net.minecraft.client.gui.widget.ClickableWidget;
  12 import org.spongepowered.asm.mixin.Mixin;
  13 import org.spongepowered.asm.mixin.injection.At;
  14 import org.spongepowered.asm.mixin.injection.Inject;
  15 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
  16
  17 import java.util.List;
  18
  19 @Mixin(OptionsScreen.class)
  20 public class MixinOptionsScreen extends Screen {
  21     private MixinOptionsScreen() {
  22         super(null);
  23     }
  24
  25     private final List<ClickableWidget> buttons = Lists.newArrayList();
  26
  27     @Override
  28     protected <T extends Element & Drawable & Selectable> T addDrawableChild(T drawableElement) {
  29         ClickableWidget widget = TypeHelper.as(drawableElement, ClickableWidget.class);
  30         if(widget != null) {
  31             buttons.add(widget);
  32         }
  33
  34         return super.addDrawableChild(drawableElement);
  35     }
  36
  37     @Inject(method = "init", at = @At("RETURN"))
  38     private void initGui(CallbackInfo ci) {
  39         //shuffle middle buttons up by 12 px to make space
  40         int top = this.height / 6 + 42;
  41         int bottom = this.height / 6 + 168;
  42         for (ClickableWidget button : buttons) {
  43             if (button.y >= top && button.y < bottom)
  44                 button.y -= 12;
  45         }
  46         SettingsScreenButton button = new SettingsScreenButton(this.width / 2 - 155, top + 84, 150, "BBOR", this);
  47         this.addDrawableChild(button);
  48     }
  49 }