68 lines
3.0 KiB
C#
68 lines
3.0 KiB
C#
public void ShowTransparentSystemUI()
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{
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#if UNITY_ANDROID && !UNITY_EDITOR
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try
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{
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Debug.Log("尝试显示透明Android系统UI");
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using (var unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer"))
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using (var activity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity"))
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{
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// 检查 activity 是否为 null
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if (activity == null)
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{
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Debug.LogError("当前活动对象为空，无法显示导航栏");
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// 添加延迟重试机制
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Invoke("ShowTransparentSystemUI", 0.5f);
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return;
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}
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// 使用 runOnUiThread 确保在主线程执行
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activity.Call("runOnUiThread", new AndroidJavaRunnable(() =>
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{
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using (var window = activity.Call<AndroidJavaObject>("getWindow"))
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{
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// 清除全屏标志
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window.Call("clearFlags", 0x00000400); // WindowManager.LayoutParams.FLAG_FULLSCREEN
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// 添加半透明状态栏和导航栏标志 (适用于API 19及以上版本)
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if (IsAndroidApiLevelAtLeast(19))
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{
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window.Call("addFlags", 0x04000000); // WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS
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window.Call("addFlags", 0x08000000); // WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION
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}
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// 对于API 21及以上版本，设置状态栏和导航栏颜色为透明
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if (IsAndroidApiLevelAtLeast(21))
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{
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window.Call("setStatusBarColor", 0x00000000); // 透明
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window.Call("setNavigationBarColor", 0x00000000); // 透明
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}
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// 设置系统UI可见性
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using (var decorView = window.Call<AndroidJavaObject>("getDecorView"))
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{
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var systemUiVisibility = decorView.Call<int>("getSystemUiVisibility");
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systemUiVisibility &= ~(0x00000004 | 0x00000002); // 清除SYSTEM_UI_FLAG_HIDE_NAVIGATION和SYSTEM_UI_FLAG_FULLSCREEN
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// 对于API 23及以上版本，设置浅色状态栏图标（深色背景下可见）
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if (IsAndroidApiLevelAtLeast(23))
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{
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systemUiVisibility |= 0x00002000; // SYSTEM_UI_FLAG_LIGHT_STATUS_BAR
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}
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decorView.Call("setSystemUiVisibility", systemUiVisibility);
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}
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}
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}));
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}
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Screen.fullScreen = false;
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Debug.Log("已完成显示透明Android系统UI的尝试");
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}
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catch (System.Exception e)
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{
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Debug.LogError("显示透明系统UI时发生错误: " + e.Message);
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}
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#endif
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} |