src/main/java/io/github/moulberry/notenoughupdates/mixins/MixinMouseHelper.java


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package io.github.moulberry.notenoughupdates.mixins;

import io.github.moulberry.notenoughupdates.NEUEventListener;
import net.minecraft.util.MouseHelper;
import org.lwjgl.input.Mouse;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;

@Mixin(MouseHelper.class)
public class MixinMouseHelper {

    @Inject(method = { "ungrabMouseCursor" }, at = { @At("HEAD") }, cancellable = true)
    public void ungrabMouseCursor(final CallbackInfo ci) {
        if (System.currentTimeMillis() - NEUEventListener.lastGuiClosed < 150L) {
            ci.cancel();
            Mouse.setGrabbed(false);
        }
    }

}