huadexuan
13d0c80335
chore(bridge): 删除桥接包的提交记录和Git属性配置 删除了 .codely-bridge-commit 文件中存储的提交哈希值 移除了 .gitattributes 文件中的行结束符配置规则 ```
114 lines
6.3 KiB
C#
114 lines
6.3 KiB
C#
#if UNITY_EDITOR_WIN
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using System;
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using System.Runtime.InteropServices;
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namespace Cn.Tuanjie.Codely.Editor
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{
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/// <summary>
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/// NativeBrowser.dll 的 P/Invoke 声明。
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/// DLL 内部管理 STA 线程、WebView2 COM 生命周期和 WndProcHook，
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/// C# 侧只需持有不透明句柄并调用 API。
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/// </summary>
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internal static class NativeBrowserAPI
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{
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const string DLL = "NativeBrowser";
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// ── 回调委托（必须 stdcall + 持有强引用，防止 GC 回收）────────────────
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[UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Unicode)]
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public delegate void NavigationCallback(string url, IntPtr ctx);
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[UnmanagedFunctionPointer(CallingConvention.StdCall)]
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public delegate void LoadCompletedCallback(bool success, IntPtr ctx);
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[UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Unicode)]
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public delegate void TitleChangedCallback(string title, IntPtr ctx);
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[UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Unicode)]
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public delegate void MessageCallback(string json, IntPtr ctx);
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[UnmanagedFunctionPointer(CallingConvention.StdCall)]
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public delegate void DestroyedCallback(IntPtr ctx);
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[StructLayout(LayoutKind.Sequential)]
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public struct Callbacks
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{
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public NavigationCallback onNavigationStarting;
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public LoadCompletedCallback onLoadCompleted;
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public TitleChangedCallback onTitleChanged;
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public MessageCallback onWebMessageReceived;
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public DestroyedCallback onParentDestroyed;
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public IntPtr ctx;
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}
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// ── 生命周期 ──────────────────────────────────────────────────────────
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[DllImport(DLL, CharSet = CharSet.Unicode)]
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public static extern IntPtr NB_Create(
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IntPtr parentHwnd,
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string userDataFolder,
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string initialUrl,
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ref Callbacks callbacks);
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[DllImport(DLL)]
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public static extern void NB_Destroy(IntPtr handle);
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/// <summary>
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/// 同步关闭所有活跃 BrowserInstance（总耗时最长 timeoutMs）。
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/// 在调用线程 pump 消息以驱动 WebView2 跨 apartment marshaling，避免父 HWND
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/// 所属线程被阻塞导致 Close 死锁。仅 PrepareShutdown + FinalizeShutdown，
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/// 不释放内存（进程即将退出由 OS 回收）。必须在 EditorApplication.quitting 调用一次。
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/// </summary>
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[DllImport(DLL)]
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public static extern void NB_ShutdownAll(uint timeoutMs);
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/// <summary>
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/// 替换 BrowserInstance 内的托管回调函数指针。
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/// Unity Domain Reload 后旧委托已失效，必须在 OnEnable 中调用此函数注册新委托。
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/// </summary>
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[DllImport(DLL)]
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public static extern void NB_SetCallbacks(IntPtr handle, ref Callbacks callbacks);
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/// <summary>
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/// 判断 handle 是否仍指向一个活跃的 BrowserInstance（不解引用指针，安全）。
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/// 用于 Domain Reload 后验证序列化的句柄是否仍然有效。
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/// </summary>
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[DllImport(DLL)]
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public static extern bool NB_IsHandleValid(IntPtr handle);
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// ── 导航 ──────────────────────────────────────────────────────────────
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[DllImport(DLL, CharSet = CharSet.Unicode)]
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public static extern void NB_Navigate(IntPtr handle, string url);
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[DllImport(DLL)] public static extern void NB_GoBack (IntPtr handle);
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[DllImport(DLL)] public static extern void NB_GoForward(IntPtr handle);
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[DllImport(DLL)] public static extern void NB_Reload (IntPtr handle);
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[DllImport(DLL)] public static extern void NB_Stop (IntPtr handle);
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// ── 布局 ──────────────────────────────────────────────────────────────
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[DllImport(DLL)] public static extern void NB_Resize (IntPtr handle, int x, int y, int w, int h);
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[DllImport(DLL)] public static extern void NB_SetVisible (IntPtr handle, bool visible);
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[DllImport(DLL)] public static extern void NB_SetTopInset(IntPtr handle, int topPx);
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// ── 脚本 ──────────────────────────────────────────────────────────────
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[DllImport(DLL, CharSet = CharSet.Unicode)]
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public static extern void NB_ExecuteScript(IntPtr handle, string js);
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[DllImport(DLL, CharSet = CharSet.Unicode)]
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public static extern void NB_PostWebMessage(IntPtr handle, string json);
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// ── 焦点 ──────────────────────────────────────────────────────────────
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// 将键盘焦点移入 WebView2 内容（ICoreWebView2Controller::MoveFocus PROGRAMMATIC）。
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// 嵌入 Unity 后导航完成时焦点仍在父窗口，autofocus/element.focus() 不生效，需显式调用。
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[DllImport(DLL)] public static extern void NB_MoveFocus(IntPtr handle);
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// ── 调试 ──────────────────────────────────────────────────────────────
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[DllImport(DLL)] public static extern void NB_OpenDevTools(IntPtr handle);
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// ── Runtime 检测 ──────────────────────────────────────────────────────
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[DllImport(DLL)] public static extern bool NB_IsRuntimeAvailable();
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[DllImport(DLL, CharSet = CharSet.Unicode)]
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public static extern IntPtr NB_GetRuntimeVersion(); // 返回 DLL 内部静态字符串
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}
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}
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#endif
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