diff --git a/插件库/Lskj.Control/CefBrowserLifetimeCoordinator.cs b/插件库/Lskj.Control/CefBrowserLifetimeCoordinator.cs
deleted file mode 100644
index 94959bb..0000000
--- a/插件库/Lskj.Control/CefBrowserLifetimeCoordinator.cs
+++ /dev/null
@@ -1,1220 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Runtime.InteropServices;
-using System.Threading;
-using System.Windows.Forms;
-using Lskj.Util;
-using Xilium.CefGlue;
-
-namespace Lskj.Control
-{
- ///
- /// Keeps an application-owned root HWND alive for the complete CEF
- /// lifecycle. The root is created independently of recreatable WinForms
- /// control handles, then embedded after CEF reports OnAfterCreated.
- ///
- internal sealed class CefBrowserLifetimeCoordinator
- {
- // CEF 生命周期诊断默认关闭，避免正常创建和销毁浏览器时持续写入日志。
- internal static readonly bool LifecycleTracingEnabled = false;
- private static readonly CefBrowserSettings _sharedBrowserSettings =
- new CefBrowserSettings();
- private readonly object _hostWindowSyncRoot = new object();
- private CefBrowser _browser;
- private CefBrowserHostWindow _hostWindow;
- private int _browserCreationPending;
- private int _browserCloseRequested;
- private int _browserCloseApproved;
- private int _browserBeforeCloseReceived;
- private int _disposeRequested;
- private int _ownerHandleDestroying;
-
- public CefBrowser Browser
- {
- get { return Interlocked.CompareExchange(ref _browser, null, null); }
- }
-
- public static CefBrowserSettings SharedBrowserSettings
- {
- get { return _sharedBrowserSettings; }
- }
-
- public bool IsDisposing
- {
- get { return Thread.VolatileRead(ref _disposeRequested) != 0; }
- }
-
- public bool IsUnavailable
- {
- get
- {
- return IsDisposing ||
- Thread.VolatileRead(ref _ownerHandleDestroying) != 0;
- }
- }
-
- public bool HasBrowserOrPendingCreation
- {
- get
- {
- return Browser != null ||
- Thread.VolatileRead(ref _browserCreationPending) != 0;
- }
- }
-
- public IntPtr GetCreationParentHandle(
- IntPtr ownerHandle,
- int width,
- int height)
- {
- if (ownerHandle == IntPtr.Zero ||
- !CefBrowserNativeMethods.IsWindow(ownerHandle))
- throw new ArgumentException(
- "A valid WinForms owner handle is required.",
- "ownerHandle");
-
- CefBrowserHostWindow hostWindow;
- lock (_hostWindowSyncRoot)
- {
- if (_hostWindow == null || _hostWindow.IsDestroyed)
- {
- _hostWindow = new CefBrowserHostWindow(
- ownerHandle,
- width,
- height,
- HostWindowCloseRequested,
- HostWindowDestroyed);
- }
-
- hostWindow = _hostWindow;
- }
-
- IntPtr hostHandle = hostWindow.Handle;
- bool hostValid = hostHandle != IntPtr.Zero &&
- CefBrowserNativeMethods.IsWindow(hostHandle);
- bool ownerValid = CefBrowserNativeMethods.IsWindow(ownerHandle);
- TraceClose(
- "creation-parent hostHwnd=" + hostHandle +
- " hostValid=" + hostValid +
- " hostParent=" + CefBrowserNativeMethods.GetParent(hostHandle) +
- " ownerHwnd=" + ownerHandle +
- " ownerValid=" + ownerValid +
- " hostThread=" + hostWindow.OwnerThreadId +
- " ownerThread=" + CefBrowserNativeMethods.GetWindowThread(ownerHandle),
- null,
- null);
-
- if (!hostValid || !ownerValid)
- throw new InvalidOperationException(
- "CEF browser creation requires live host and owner HWNDs.");
-
- return hostHandle;
- }
-
- public bool TryBeginBrowserCreation()
- {
- if (IsUnavailable || Browser != null)
- return false;
-
- if (Interlocked.CompareExchange(ref _browserCreationPending, 1, 0) != 0)
- return false;
-
- if (!CefBrowserRuntimeLifetime.TryRegister(this))
- {
- Interlocked.Exchange(ref _browserCreationPending, 0);
- return false;
- }
-
- Interlocked.Exchange(ref _browserCloseApproved, 0);
- Interlocked.Exchange(ref _browserBeforeCloseReceived, 0);
- if (!IsUnavailable)
- return true;
-
- BrowserCreationFailed();
- return false;
- }
-
- public void BrowserCreationFailed()
- {
- Interlocked.Exchange(ref _browserCreationPending, 0);
- RequestHostWindowDestroy("creation-failed");
- TryReleaseHostWindow();
- CefBrowserRuntimeLifetime.Unregister(this);
- }
-
- public bool BrowserCreated(CefBrowser browser)
- {
- if (browser == null)
- throw new ArgumentNullException("browser");
-
- Interlocked.Exchange(ref _browserCreationPending, 0);
- var currentBrowser = Interlocked.CompareExchange(
- ref _browser,
- browser,
- null);
- TraceClose("created", browser, currentBrowser);
-
- if (currentBrowser != null && !IsSameBrowser(currentBrowser, browser))
- {
- CloseBrowser(browser, true);
- return false;
- }
-
- if (IsUnavailable)
- {
- RequestClose(IsDisposing);
- return false;
- }
-
- return true;
- }
-
- public bool BrowserClosed(CefBrowser browser, Action clearOwnerBrowser)
- {
- var currentBrowser = Browser;
- bool sameBrowser = currentBrowser != null &&
- IsSameBrowser(currentBrowser, browser);
- TraceClose(
- "on-before-close same=" + sameBrowser,
- browser,
- currentBrowser);
- if (!sameBrowser)
- return false;
-
- if (clearOwnerBrowser != null)
- clearOwnerBrowser();
-
- if (currentBrowser != null)
- Interlocked.CompareExchange(ref _browser, null, currentBrowser);
-
- Interlocked.Exchange(ref _browserBeforeCloseReceived, 1);
- Interlocked.Exchange(ref _browserCloseRequested, 0);
- RequestHostWindowDestroy("on-before-close");
- TryReleaseHostWindow();
- DisposeBrowserReference(currentBrowser);
- CefBrowserRuntimeLifetime.Unregister(this);
- return true;
- }
-
- public bool BrowserClosing(CefBrowser browser)
- {
- var currentBrowser = Browser;
- bool sameBrowser = currentBrowser != null &&
- IsSameBrowser(currentBrowser, browser);
- TraceClose(
- "do-close same=" + sameBrowser,
- browser,
- currentBrowser);
- if (sameBrowser)
- {
- // DoClose runs after onbeforeunload has been accepted. Make the
- // stable host top-level before returning so CEF's WM_CLOSE is
- // never sent to the WPF root window.
- bool parked = ParkBrowser(browser, "do-close");
- if (!parked)
- {
- // Suppress CEF's OS close event when the stable host could
- // not be detached. Destroying the application-owned host
- // is the non-standard-window equivalent of cefclient's
- // DestroyRender path and avoids targeting the WPF root.
- RequestHostWindowDestroy("do-close-park-failed");
- return true;
- }
-
- Interlocked.Exchange(ref _browserCloseApproved, 1);
- }
-
- // Match CEF's documented non-standard close flow. Returning false
- // makes CEF send WM_CLOSE after this callback returns. The parked
- // application-owned host handles that message and destroys itself.
- return false;
- }
-
- public void RequestClose()
- {
- RequestClose(false);
- }
-
- private void RequestClose(bool forceClose)
- {
- var browser = Browser;
- if (browser == null)
- return;
-
- // Suppress only duplicate dispatches. The flag is reset as soon as
- // CloseBrowser is delivered so a canceled onbeforeunload can be
- // retried. A forced dispose is always allowed to upgrade a pending
- // non-forced close.
- if (!forceClose &&
- Interlocked.Exchange(ref _browserCloseRequested, 1) != 0)
- return;
-
- Interlocked.Exchange(ref _browserCloseRequested, 1);
- if (forceClose)
- ParkBrowser(browser, "forced-close-request");
-
- CloseBrowser(browser, forceClose);
- }
-
- public void BeginDispose()
- {
- if (Interlocked.Exchange(ref _disposeRequested, 1) != 0)
- return;
-
- Interlocked.Exchange(ref _ownerHandleDestroying, 1);
- TraceOwnerAction("owner-dispose");
- RequestClose(true);
- TryReleaseHostWindow();
- }
-
- public void BeginOwnerHandleDestruction()
- {
- if (IsDisposing ||
- Interlocked.Exchange(ref _ownerHandleDestroying, 1) != 0)
- return;
-
- // WinForms can recreate a control HWND for DPI, parenting or style
- // changes. Preserve the browser and only detach its stable host.
- TraceOwnerAction("owner-handle-destroy");
- ParkBrowser(Browser, "owner-handle-destroy");
- }
-
- public void OwnerHandleCreated(
- IntPtr ownerHandle,
- int width,
- int height)
- {
- if (IsDisposing || ownerHandle == IntPtr.Zero)
- return;
-
- Interlocked.Exchange(ref _ownerHandleDestroying, 0);
- var hostWindow = GetHostWindow();
- var browser = Browser;
- if (hostWindow != null && !hostWindow.IsDestroyed && browser != null)
- hostWindow.AttachTo(ownerHandle, width, height, true);
-
- TraceClose(
- "owner-handle-created ownerHwnd=" + ownerHandle +
- " ownerThread=" + CefBrowserNativeMethods.GetWindowThread(ownerHandle),
- Browser,
- null);
- }
-
- public void AttachBrowserToOwner(
- CefBrowser browser,
- IntPtr ownerHandle,
- int width,
- int height)
- {
- if (browser == null || ownerHandle == IntPtr.Zero ||
- !CefBrowserNativeMethods.IsWindow(ownerHandle) ||
- IsUnavailable)
- return;
-
- var currentBrowser = Browser;
- if (currentBrowser == null || !IsSameBrowser(currentBrowser, browser))
- return;
-
- try
- {
- var hostWindow = GetHostWindow();
- if (hostWindow == null || hostWindow.IsDestroyed)
- return;
-
- IntPtr browserHandle;
- using (var browserHost = browser.GetHost())
- {
- browserHandle = browserHost.GetWindowHandle();
- }
- IntPtr hostHandle = hostWindow.Handle;
- if (browserHandle == IntPtr.Zero || hostHandle == IntPtr.Zero)
- return;
-
- IntPtr browserParent = CefBrowserNativeMethods.GetParent(browserHandle);
- if (browserParent != hostHandle)
- {
- TraceClose(
- "attach-invalid-parent browserHwnd=" + browserHandle +
- " browserParent=" + browserParent +
- " hostHwnd=" + hostHandle,
- browser,
- currentBrowser);
- return;
- }
-
- hostWindow.AttachTo(ownerHandle, width, height, true);
- ResizeBrowserWindow(browserHandle, width, height, true);
- TraceClose(
- "attach browserHwnd=" + browserHandle +
- " hostHwnd=" + hostHandle +
- " hostParent=" + CefBrowserNativeMethods.GetParent(hostHandle) +
- " hostThread=" + hostWindow.OwnerThreadId +
- " ownerThread=" + CefBrowserNativeMethods.GetWindowThread(ownerHandle),
- browser,
- currentBrowser);
- }
- catch (Exception ex)
- {
- TraceClose(
- "attach-failed " + ex.GetType().FullName,
- browser,
- currentBrowser);
- }
- }
-
- public void ResizeBrowser(
- IntPtr browserHandle,
- int width,
- int height)
- {
- if (browserHandle == IntPtr.Zero || IsUnavailable)
- return;
-
- try
- {
- var hostWindow = GetHostWindow();
- if (hostWindow == null || hostWindow.IsDestroyed)
- return;
-
- hostWindow.Resize(width, height);
- ResizeBrowserWindow(browserHandle, width, height, false);
- }
- catch (Exception)
- {
- }
- }
-
- private bool ParkBrowser(CefBrowser browser, string reason)
- {
- var hostWindow = GetHostWindow();
- if (hostWindow == null || hostWindow.IsDestroyed)
- return false;
-
- try
- {
- bool parked = hostWindow.Park();
- TraceClose(
- "park reason=" + reason +
- " parked=" + parked +
- " hostHwnd=" + hostWindow.Handle +
- " hostParent=" +
- CefBrowserNativeMethods.GetParent(hostWindow.Handle),
- browser,
- Browser);
- return parked;
- }
- catch (Exception ex)
- {
- TraceClose(
- "park-failed " + ex.GetType().FullName,
- browser,
- Browser);
- return false;
- }
- }
-
- private static void ResizeBrowserWindow(
- IntPtr browserHandle,
- int width,
- int height,
- bool show)
- {
- uint flags = CefBrowserNativeMethods.SwpNoZOrder |
- CefBrowserNativeMethods.SwpNoActivate;
- if (show)
- flags |= CefBrowserNativeMethods.SwpShowWindow;
-
- CefBrowserNativeMethods.SetWindowPos(
- browserHandle,
- IntPtr.Zero,
- 0,
- 0,
- Math.Max(1, width),
- Math.Max(1, height),
- flags);
- }
-
- private CefBrowserHostWindow GetHostWindow()
- {
- lock (_hostWindowSyncRoot)
- {
- return _hostWindow;
- }
- }
-
- private bool HostWindowCloseRequested()
- {
- bool approved =
- Thread.VolatileRead(ref _browserCloseApproved) != 0;
- TraceClose(
- "host-wm-close approved=" + approved,
- Browser,
- null);
- if (!approved)
- RequestClose(IsDisposing);
- return approved;
- }
-
- private void HostWindowDestroyed(CefBrowserHostWindow hostWindow)
- {
- TraceClose(
- "host-destroyed hostHwnd=" + hostWindow.LastHandle,
- Browser,
- null);
- TryReleaseHostWindow();
- }
-
- private void RequestHostWindowDestroy(string reason)
- {
- var hostWindow = GetHostWindow();
- if (hostWindow == null || hostWindow.IsDestroyed)
- return;
-
- TraceClose(
- "host-destroy-request reason=" + reason +
- " hostHwnd=" + hostWindow.Handle +
- " valid=" + CefBrowserNativeMethods.IsWindow(hostWindow.Handle),
- Browser,
- null);
- hostWindow.RequestDestroy();
- }
-
- private void TryReleaseHostWindow()
- {
- var hostWindow = GetHostWindow();
- if (hostWindow == null)
- return;
-
- bool browserFinished = Browser == null &&
- Thread.VolatileRead(ref _browserCreationPending) == 0;
- if (!browserFinished)
- return;
-
- bool closeCompleted =
- Thread.VolatileRead(ref _browserBeforeCloseReceived) != 0;
- if (!hostWindow.IsDestroyed)
- {
- if (IsDisposing || closeCompleted)
- RequestHostWindowDestroy("release-ready");
- return;
- }
-
- lock (_hostWindowSyncRoot)
- {
- if (ReferenceEquals(_hostWindow, hostWindow) &&
- Browser == null &&
- Thread.VolatileRead(ref _browserCreationPending) == 0)
- {
- _hostWindow = null;
- }
- }
-
- TraceClose(
- "release-complete hostHwnd=" + hostWindow.LastHandle +
- " browserClosed=" + closeCompleted,
- null,
- null);
- }
-
- private static bool IsSameBrowser(CefBrowser left, CefBrowser right)
- {
- if (ReferenceEquals(left, right))
- return true;
- if (left == null || right == null)
- return false;
-
- try
- {
- return left.IsSame(right);
- }
- catch (Exception)
- {
- try
- {
- return left.Identifier == right.Identifier;
- }
- catch (Exception)
- {
- return false;
- }
- }
- }
-
- private void CloseBrowser(CefBrowser browser, bool forceClose)
- {
- try
- {
- TraceClose(
- "close-request force=" + forceClose,
- browser,
- null);
- if (CefRuntime.CurrentlyOn(CefThreadId.UI))
- {
- ExecuteCloseBrowser(browser, forceClose);
- return;
- }
-
- bool posted = CefRuntime.PostTask(
- CefThreadId.UI,
- new CefActionTask(delegate
- {
- ExecuteCloseBrowser(browser, forceClose);
- }));
- TraceClose("close-post-ui accepted=" + posted, browser, null);
- if (!posted)
- ExecuteCloseBrowser(browser, forceClose);
- }
- catch (Exception ex)
- {
- BrowserCloseFailed(browser, ex);
- }
- }
-
- private void ExecuteCloseBrowser(CefBrowser browser, bool forceClose)
- {
- try
- {
- TraceClose(
- "close-execute-ui force=" + forceClose,
- browser,
- null);
- using (var browserHost = browser.GetHost())
- {
- browserHost.CloseBrowser(forceClose);
- }
- }
- catch (Exception ex)
- {
- BrowserCloseFailed(browser, ex);
- }
- finally
- {
- Interlocked.Exchange(ref _browserCloseRequested, 0);
- }
- }
-
- private static void DisposeBrowserReference(CefBrowser browser)
- {
- if (browser == null)
- return;
-
- try
- {
- browser.Dispose();
- }
- catch (Exception ex)
- {
- TraceClose(
- "browser-reference-dispose-failed " + ex.GetType().FullName,
- null,
- null);
- }
- }
-
- private void BrowserCloseFailed(CefBrowser browser, Exception exception)
- {
- TraceClose(
- "close-failed " + exception.GetType().FullName,
- browser,
- Browser);
- Interlocked.Exchange(ref _browserCloseRequested, 0);
- if (IsDisposing)
- RequestHostWindowDestroy("close-failed");
- TryReleaseHostWindow();
- }
-
- private void TraceOwnerAction(string action)
- {
- if (!LifecycleTracingEnabled)
- return;
-
- string stack = Environment.StackTrace
- .Replace("\r", string.Empty)
- .Replace("\n", " | ");
- if (stack.Length > 1800)
- stack = stack.Substring(0, 1800);
-
- TraceClose(action + " stack=" + stack, Browser, null);
- }
-
- private static void TraceClose(
- string action,
- CefBrowser browser,
- CefBrowser currentBrowser)
- {
- if (!LifecycleTracingEnabled)
- return;
-
- try
- {
- LogHelper.Instance.WriteLog(
- "[CEF_LIFECYCLE] " + action +
- "; browser=" + GetBrowserIdentifier(browser) +
- "; current=" + GetBrowserIdentifier(currentBrowser) +
- "; thread=" + Thread.CurrentThread.ManagedThreadId +
- "; cefUi=" + CefRuntime.CurrentlyOn(CefThreadId.UI));
- }
- catch (Exception)
- {
- }
- }
-
- private static string GetBrowserIdentifier(CefBrowser browser)
- {
- if (browser == null)
- return "null";
-
- try
- {
- return browser.Identifier.ToString();
- }
- catch (Exception)
- {
- return "unavailable";
- }
- }
-
- private sealed class CefBrowserHostWindow : NativeWindow
- {
- private const int WmClose = 0x0010;
- private const int WmReleaseHandle = 0x8001;
- private const int WmPark = 0x8002;
- private const int WmNcDestroy = 0x0082;
-
- private readonly uint _ownerThreadId;
- private Func _onCloseRequested;
- private Action _onDestroyed;
- private IntPtr _lastHandle;
- private int _destroyRequested;
- private int _destroyed;
- private int _parked;
- private int _parking;
-
- public uint OwnerThreadId
- {
- get { return _ownerThreadId; }
- }
-
- public bool IsDestroyed
- {
- get { return Thread.VolatileRead(ref _destroyed) != 0; }
- }
-
- public bool IsParked
- {
- get { return Thread.VolatileRead(ref _parked) != 0; }
- }
-
- public IntPtr LastHandle
- {
- get { return _lastHandle; }
- }
-
- public CefBrowserHostWindow(
- IntPtr ownerHandle,
- int width,
- int height,
- Func onCloseRequested,
- Action onDestroyed)
- {
- _onCloseRequested = onCloseRequested;
- _onDestroyed = onDestroyed;
- _ownerThreadId = CefBrowserNativeMethods.GetCurrentThreadId();
-
- uint ownerThread =
- CefBrowserNativeMethods.GetWindowThread(ownerHandle);
- if (ownerThread != _ownerThreadId)
- {
- throw new InvalidOperationException(
- "CEF host HWND must be created on the WinForms owner thread.");
- }
-
- CreateHandle(new CreateParams
- {
- Caption = "Lskj.CefBrowserHostWindow",
- Parent = IntPtr.Zero,
- X = -32000,
- Y = -32000,
- Width = 1,
- Height = 1,
- Style = CefBrowserNativeMethods.WsPopup |
- CefBrowserNativeMethods.WsClipChildren |
- CefBrowserNativeMethods.WsClipSiblings
- });
- _lastHandle = Handle;
- Interlocked.Exchange(ref _parked, 1);
-
- if (_lastHandle == IntPtr.Zero ||
- !CefBrowserNativeMethods.IsWindow(_lastHandle))
- {
- throw new InvalidOperationException(
- "Failed to create the stable CEF root HWND.");
- }
- }
-
- public void AttachTo(
- IntPtr ownerHandle,
- int width,
- int height,
- bool show)
- {
- EnsureOwnerThread(ownerHandle);
- if (IsDestroyed || Handle == IntPtr.Zero ||
- !CefBrowserNativeMethods.IsWindow(Handle))
- return;
-
- int style = CefBrowserNativeMethods.GetWindowLong(
- Handle,
- CefBrowserNativeMethods.GwlStyle);
- CefBrowserNativeMethods.SetWindowLong(
- Handle,
- CefBrowserNativeMethods.GwlStyle,
- (style & ~CefBrowserNativeMethods.WsPopup) |
- CefBrowserNativeMethods.WsChild |
- CefBrowserNativeMethods.WsClipChildren |
- CefBrowserNativeMethods.WsClipSiblings);
- CefBrowserNativeMethods.SetParent(Handle, ownerHandle);
- if (!CefBrowserNativeMethods.IsWindow(Handle) ||
- CefBrowserNativeMethods.GetParent(Handle) != ownerHandle)
- {
- throw new InvalidOperationException(
- "Failed to attach the CEF host HWND to its owner.");
- }
-
- uint flags = CefBrowserNativeMethods.SwpNoZOrder |
- CefBrowserNativeMethods.SwpNoActivate |
- CefBrowserNativeMethods.SwpFrameChanged;
- if (show)
- flags |= CefBrowserNativeMethods.SwpShowWindow;
- CefBrowserNativeMethods.SetWindowPos(
- Handle,
- IntPtr.Zero,
- 0,
- 0,
- Math.Max(1, width),
- Math.Max(1, height),
- flags);
- Interlocked.Exchange(ref _parked, 0);
- }
-
- public void Resize(int width, int height)
- {
- if (IsDestroyed || Handle == IntPtr.Zero ||
- !CefBrowserNativeMethods.IsWindow(Handle))
- return;
-
- CefBrowserNativeMethods.SetWindowPos(
- Handle,
- IntPtr.Zero,
- 0,
- 0,
- Math.Max(1, width),
- Math.Max(1, height),
- CefBrowserNativeMethods.SwpNoZOrder |
- CefBrowserNativeMethods.SwpNoActivate);
- }
-
- public bool Park()
- {
- if (IsDestroyed || Handle == IntPtr.Zero ||
- !CefBrowserNativeMethods.IsWindow(Handle))
- return false;
-
- if (IsParked)
- return true;
-
- if (CefBrowserNativeMethods.GetCurrentThreadId() !=
- _ownerThreadId)
- {
- CefBrowserNativeMethods.SendMessage(
- Handle,
- WmPark,
- IntPtr.Zero,
- IntPtr.Zero);
- return IsParked &&
- CefBrowserNativeMethods.IsWindow(Handle) &&
- CefBrowserNativeMethods.GetParent(Handle) == IntPtr.Zero;
- }
-
- return ParkNow();
- }
-
- private bool ParkNow()
- {
- if (IsParked)
- return true;
- if (Interlocked.Exchange(ref _parking, 1) != 0)
- return false;
-
- try
- {
- IntPtr handle = Handle;
- if (IsDestroyed || handle == IntPtr.Zero ||
- !CefBrowserNativeMethods.IsWindow(handle))
- return false;
-
- CefBrowserNativeMethods.ShowWindow(
- handle,
- CefBrowserNativeMethods.SwHide);
- int style = CefBrowserNativeMethods.GetWindowLong(
- handle,
- CefBrowserNativeMethods.GwlStyle);
- // Win32 requires WS_CHILD to be cleared before setting a
- // child window's parent to NULL. Reversing this order can
- // leave the host attached to the WPF root while appearing
- // parked in managed state.
- CefBrowserNativeMethods.SetWindowLong(
- handle,
- CefBrowserNativeMethods.GwlStyle,
- (style & ~CefBrowserNativeMethods.WsChild) |
- CefBrowserNativeMethods.WsPopup |
- CefBrowserNativeMethods.WsClipChildren |
- CefBrowserNativeMethods.WsClipSiblings);
- CefBrowserNativeMethods.SetParent(handle, IntPtr.Zero);
- if (!CefBrowserNativeMethods.IsWindow(handle) ||
- CefBrowserNativeMethods.GetParent(handle) != IntPtr.Zero)
- return false;
-
- CefBrowserNativeMethods.SetWindowPos(
- handle,
- IntPtr.Zero,
- -32000,
- -32000,
- 1,
- 1,
- CefBrowserNativeMethods.SwpNoZOrder |
- CefBrowserNativeMethods.SwpNoActivate |
- CefBrowserNativeMethods.SwpFrameChanged);
- Interlocked.Exchange(ref _parked, 1);
- return true;
- }
- finally
- {
- Interlocked.Exchange(ref _parking, 0);
- }
- }
-
- public void RequestDestroy()
- {
- if (Interlocked.Exchange(ref _destroyRequested, 1) != 0)
- return;
-
- IntPtr handle = Handle;
- if (handle == IntPtr.Zero ||
- !CefBrowserNativeMethods.IsWindow(handle))
- {
- NotifyDestroyed();
- return;
- }
-
- if (CefBrowserNativeMethods.GetCurrentThreadId() ==
- _ownerThreadId)
- {
- DestroyNow();
- return;
- }
-
- if (!CefBrowserNativeMethods.PostMessage(
- handle,
- WmReleaseHandle,
- IntPtr.Zero,
- IntPtr.Zero))
- {
- Interlocked.Exchange(ref _destroyRequested, 0);
- TraceClose(
- "host-destroy-post-failed hostHwnd=" + handle,
- null,
- null);
- }
- }
-
- protected override void WndProc(ref Message message)
- {
- if (message.Msg == WmClose)
- {
- var onCloseRequested = _onCloseRequested;
- bool allowClose = onCloseRequested == null ||
- onCloseRequested();
- if (allowClose)
- base.WndProc(ref message);
- return;
- }
-
- if (message.Msg == WmReleaseHandle)
- {
- DestroyNow();
- return;
- }
-
- if (message.Msg == WmPark)
- {
- ParkNow();
- return;
- }
-
- if (message.Msg == WmNcDestroy)
- {
- _lastHandle = message.HWnd;
- base.WndProc(ref message);
- NotifyDestroyed();
- return;
- }
-
- base.WndProc(ref message);
- }
-
- private void DestroyNow()
- {
- IntPtr handle = Handle;
- if (handle == IntPtr.Zero ||
- !CefBrowserNativeMethods.IsWindow(handle))
- {
- NotifyDestroyed();
- return;
- }
-
- TraceClose(
- "host-destroying hostHwnd=" + handle,
- null,
- null);
- DestroyHandle();
- }
-
- private void NotifyDestroyed()
- {
- if (Interlocked.Exchange(ref _destroyed, 1) != 0)
- return;
-
- _onCloseRequested = null;
- var onDestroyed = Interlocked.Exchange(
- ref _onDestroyed,
- null);
- if (onDestroyed != null)
- onDestroyed(this);
- }
-
- private void EnsureOwnerThread(IntPtr ownerHandle)
- {
- EnsureCurrentThread();
- if (CefBrowserNativeMethods.GetWindowThread(ownerHandle) !=
- _ownerThreadId)
- {
- throw new InvalidOperationException(
- "CEF host and owner HWND must belong to the same thread.");
- }
- }
-
- private void EnsureCurrentThread()
- {
- if (CefBrowserNativeMethods.GetCurrentThreadId() !=
- _ownerThreadId)
- {
- throw new InvalidOperationException(
- "CEF host HWND may only be changed on its owner thread.");
- }
- }
- }
- }
-
- ///
- /// Mirrors the browser list used by CEF's cefsimple application. CEF may
- /// only be shut down after every asynchronous OnBeforeClose callback has
- /// completed.
- ///
- public static class CefBrowserRuntimeLifetime
- {
- private static readonly object _syncRoot = new object();
- private static readonly HashSet
- _activeBrowsers = new HashSet();
- private static readonly ManualResetEvent _allBrowsersClosed =
- new ManualResetEvent(true);
- private static bool _shutdownRequested;
-
- internal static bool TryRegister(
- CefBrowserLifetimeCoordinator coordinator)
- {
- if (coordinator == null)
- throw new ArgumentNullException("coordinator");
-
- lock (_syncRoot)
- {
- if (_shutdownRequested)
- return false;
-
- if (_activeBrowsers.Add(coordinator))
- _allBrowsersClosed.Reset();
- return true;
- }
- }
-
- internal static void Unregister(
- CefBrowserLifetimeCoordinator coordinator)
- {
- if (coordinator == null)
- return;
-
- lock (_syncRoot)
- {
- _activeBrowsers.Remove(coordinator);
- if (_activeBrowsers.Count == 0)
- _allBrowsersClosed.Set();
- }
- }
-
- public static bool CloseAllBrowsersAndWait(int timeoutMilliseconds)
- {
- CefBrowserLifetimeCoordinator[] browsers;
- lock (_syncRoot)
- {
- _shutdownRequested = true;
- browsers = new CefBrowserLifetimeCoordinator[
- _activeBrowsers.Count];
- _activeBrowsers.CopyTo(browsers);
- if (browsers.Length == 0)
- return true;
- }
-
- foreach (var browser in browsers)
- browser.BeginDispose();
-
- bool closed = _allBrowsersClosed.WaitOne(
- Math.Max(0, timeoutMilliseconds));
- TraceShutdown(closed, timeoutMilliseconds);
- return closed;
- }
-
- private static void TraceShutdown(
- bool closed,
- int timeoutMilliseconds)
- {
- if (!CefBrowserLifetimeCoordinator.LifecycleTracingEnabled)
- return;
-
- try
- {
- int remaining;
- lock (_syncRoot)
- {
- remaining = _activeBrowsers.Count;
- }
-
- LogHelper.Instance.WriteLog(
- "[CEF_LIFECYCLE] shutdown-wait closed=" + closed +
- "; remaining=" + remaining +
- "; timeoutMs=" + timeoutMilliseconds);
- }
- catch (Exception)
- {
- }
- }
- }
-
- internal static class CefBrowserNativeMethods
- {
- internal const int GwlStyle = -16;
- internal const int SwHide = 0;
- internal const int WsChild = 0x40000000;
- internal const int WsClipChildren = 0x02000000;
- internal const int WsClipSiblings = 0x04000000;
- internal const int WsPopup = unchecked((int)0x80000000);
- internal const uint SwpNoZOrder = 0x0004;
- internal const uint SwpNoActivate = 0x0010;
- internal const uint SwpFrameChanged = 0x0020;
- internal const uint SwpShowWindow = 0x0040;
-
- [DllImport("user32.dll", SetLastError = true)]
- internal static extern IntPtr SetParent(
- IntPtr childWindow,
- IntPtr newParentWindow);
-
- [DllImport("user32.dll")]
- internal static extern IntPtr GetParent(IntPtr window);
-
- [DllImport("user32.dll")]
- [return: MarshalAs(UnmanagedType.Bool)]
- internal static extern bool IsWindow(IntPtr window);
-
- [DllImport("user32.dll", SetLastError = true)]
- internal static extern int GetWindowLong(IntPtr window, int index);
-
- [DllImport("user32.dll", SetLastError = true)]
- internal static extern int SetWindowLong(
- IntPtr window,
- int index,
- int newValue);
-
- [DllImport("user32.dll")]
- [return: MarshalAs(UnmanagedType.Bool)]
- internal static extern bool ShowWindow(IntPtr window, int command);
-
- [DllImport("user32.dll", SetLastError = true)]
- [return: MarshalAs(UnmanagedType.Bool)]
- internal static extern bool SetWindowPos(
- IntPtr window,
- IntPtr insertAfter,
- int x,
- int y,
- int width,
- int height,
- uint flags);
-
- [DllImport("user32.dll", SetLastError = true)]
- [return: MarshalAs(UnmanagedType.Bool)]
- internal static extern bool PostMessage(
- IntPtr window,
- int message,
- IntPtr wParam,
- IntPtr lParam);
-
- [DllImport("user32.dll")]
- internal static extern IntPtr SendMessage(
- IntPtr window,
- int message,
- IntPtr wParam,
- IntPtr lParam);
-
- [DllImport("user32.dll")]
- internal static extern uint GetWindowThreadProcessId(
- IntPtr window,
- IntPtr processId);
-
- [DllImport("kernel32.dll")]
- internal static extern uint GetCurrentThreadId();
-
- internal static uint GetWindowThread(IntPtr window)
- {
- return window == IntPtr.Zero
- ? 0
- : GetWindowThreadProcessId(window, IntPtr.Zero);
- }
- }
-
- internal sealed class CefActionTask : CefTask
- {
- private Action _action;
-
- public CefActionTask(Action action)
- {
- if (action == null)
- throw new ArgumentNullException("action");
-
- _action = action;
- }
-
- protected override void Execute()
- {
- var action = Interlocked.Exchange(ref _action, null);
- if (action == null)
- return;
-
- try
- {
- action();
- }
- catch (Exception)
- {
- // Never propagate managed exceptions into a native CEF task.
- }
- }
- }
-}
diff --git a/插件库/Lskj.Control/Lskj.Control.csproj b/插件库/Lskj.Control/Lskj.Control.csproj
index fcc4469..0b19f93 100644
--- a/插件库/Lskj.Control/Lskj.Control.csproj
+++ b/插件库/Lskj.Control/Lskj.Control.csproj
@@ -456,7 +456,6 @@
Component
-