EditorSettings.enterPlayModeOptions

Description

Determines the state of the Enter Play Mode Options in the Unity Editor.

To learn more about the flags for the Enter Play Mode Options, refer to EnterPlayModeOptions.

using UnityEngine;
using UnityEditor;

// Adds a menu item to toggle a faster Play mode that disables 
// both domain and scene reloads in the Editor.
static class FastEnterPlayModeExample
{
    // Adds a menu item to the Editor.
    [MenuItem("Tools/Toggle Fast Play mode")]
    public static void ToggleFastPlayMode()
    {
        // Check if Enter Play mode options are currently enabled.
        bool enabled = EditorSettings.enterPlayModeOptionsEnabled;

        // Check if both DisableDomainReload and DisableSceneReload are set.
        bool fastPlayMode = enabled &&
            (EditorSettings.enterPlayModeOptions & EnterPlayModeOptions.DisableDomainReload) != 0 &&
            (EditorSettings.enterPlayModeOptions & EnterPlayModeOptions.DisableSceneReload) != 0;

        if (!fastPlayMode)
        {
            // Enable Enter Play mode options.
            EditorSettings.enterPlayModeOptionsEnabled = true;

            // Set both DisableDomainReload and DisableSceneReload flags.
            EditorSettings.enterPlayModeOptions =
                EnterPlayModeOptions.DisableDomainReload | EnterPlayModeOptions.DisableSceneReload;

            // Print status to the Console.
            Debug.Log("Enabled Fast Play mode. Disabled both domain and scene Reloads.");
        }
        else
        {
            // Disable Enter Play mode options (restores default behavior)
            EditorSettings.enterPlayModeOptionsEnabled = false;
            EditorSettings.enterPlayModeOptions = EnterPlayModeOptions.None;

            // Print status to the Console
            Debug.Log("Disabled Fast Play mode. Enabled domain and scene Reloads.");
        }
    }
}