1 files changed, 45 insertions, 0 deletions
diff --git a/src/main/java/gregtech/api/interfaces/IGuiScreen.java b/src/main/java/gregtech/api/interfaces/IGuiScreen.java
new file mode 100644
index 0000000000..c33838fc7f
--- /dev/null
+++ b/src/main/java/gregtech/api/interfaces/IGuiScreen.java
@@ -0,0 +1,45 @@
+package gregtech.api.interfaces;
+
+import net.minecraft.client.gui.FontRenderer;
+import net.minecraft.client.gui.GuiButton;
+import net.minecraft.client.renderer.entity.RenderItem;
+
+import gregtech.api.gui.widgets.GT_GuiTooltip;
+
+public interface IGuiScreen {
+
+    interface IGuiElement {
+
+        void onInit();
+
+        default void onRemoved() {}
+
+        void draw(int mouseX, int mouseY, float parTicks);
+    }
+
+    void addToolTip(GT_GuiTooltip toolTip);
+
+    boolean removeToolTip(GT_GuiTooltip toolTip);
+
+    GuiButton getSelectedButton();
+
+    void clearSelectedButton();
+
+    void buttonClicked(GuiButton button);
+
+    int getGuiLeft();
+
+    int getGuiTop();
+
+    int getXSize();
+
+    int getYSize();
+
+    void addElement(IGuiElement element);
+
+    boolean removeElement(IGuiElement element);
+
+    RenderItem getItemRenderer();
+
+    FontRenderer getFontRenderer();
+}