mirror of
https://github.com/HIllya51/LunaTranslator.git
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294 lines
12 KiB
C++
294 lines
12 KiB
C++
#ifndef WINXP
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#include <wrl.h>
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#include <wil/com.h>
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#include <wil/result.h>
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#include <wil/com.h>
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#include <wrl/implements.h>
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using namespace Microsoft::WRL;
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#include <WebView2.h>
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#define CHECK_FAILURE(x) \
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if (FAILED((x))) \
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return x;
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#endif
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DECLARE_API void set_transparent_background(void *m_host)
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{
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#ifndef WINXP
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COREWEBVIEW2_COLOR color;
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ZeroMemory(&color, sizeof(color));
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wil::com_ptr<ICoreWebView2Controller> m_controller(reinterpret_cast<ICoreWebView2Controller *>(m_host));
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wil::com_ptr<ICoreWebView2Controller2> coreWebView2 =
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m_controller.try_query<ICoreWebView2Controller2>();
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if (coreWebView2)
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{
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coreWebView2->put_DefaultBackgroundColor(color);
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}
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#endif
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}
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#ifndef WINXP
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DECLARE_API void put_PreferredColorScheme(void *m_host, COREWEBVIEW2_PREFERRED_COLOR_SCHEME scheme)
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{
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wil::com_ptr<ICoreWebView2Controller> m_controller(reinterpret_cast<ICoreWebView2Controller *>(m_host));
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wil::com_ptr<ICoreWebView2> coreWebView2;
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[&]()
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{
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CHECK_FAILURE(m_controller->get_CoreWebView2(&coreWebView2));
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auto webView2_13 = coreWebView2.try_query<ICoreWebView2_13>();
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if (webView2_13)
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{
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wil::com_ptr<ICoreWebView2Profile> profile;
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CHECK_FAILURE(webView2_13->get_Profile(&profile));
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CHECK_FAILURE(profile->put_PreferredColorScheme(scheme));
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}
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return S_OK;
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}();
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}
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#else
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DECLARE_API void put_PreferredColorScheme(void *m_host, int scheme)
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{
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}
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#endif
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DECLARE_API void *add_ZoomFactorChanged(void *m_host, void (*signal)(double))
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{
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#ifndef WINXP
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EventRegistrationToken *m_zoomFactorChangedToken = new EventRegistrationToken;
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// Register a handler for the ZoomFactorChanged event.
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// This handler just announces the new level of zoom on the window's title bar.
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reinterpret_cast<ICoreWebView2Controller *>(m_host)->add_ZoomFactorChanged(
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Callback<ICoreWebView2ZoomFactorChangedEventHandler>(
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[signal](ICoreWebView2Controller *sender, IUnknown *args) -> HRESULT
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{
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double zoomFactor;
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sender->get_ZoomFactor(&zoomFactor);
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signal(zoomFactor);
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// std::wstring message = L"WebView2APISample (Zoom: " +
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// std::to_wstring(int(zoomFactor * 100)) + L"%)";
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// SetWindowText(m_appWindow->GetMainWindow(), message.c_str());
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return S_OK;
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})
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.Get(),
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m_zoomFactorChangedToken);
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return m_zoomFactorChangedToken;
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#else
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return NULL;
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#endif
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}
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DECLARE_API void remove_ZoomFactorChanged(void *m_host, void *m_zoomFactorChangedToken)
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{
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#ifndef WINXP
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auto token = reinterpret_cast<EventRegistrationToken *>(m_zoomFactorChangedToken);
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reinterpret_cast<ICoreWebView2Controller *>(m_host)->remove_ZoomFactorChanged(*token);
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delete token;
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#endif
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}
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DECLARE_API double get_ZoomFactor(void *m_host)
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{
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#ifndef WINXP
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double zoomFactor;
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reinterpret_cast<ICoreWebView2Controller *>(m_host)->get_ZoomFactor(&zoomFactor);
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return zoomFactor;
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#else
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return 1;
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#endif
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}
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DECLARE_API void put_ZoomFactor(void *m_host, double zoomFactor)
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{
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#ifndef WINXP
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reinterpret_cast<ICoreWebView2Controller *>(m_host)->put_ZoomFactor(zoomFactor);
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#endif
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}
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// https://github.com/MicrosoftEdge/WebView2Feedback/blob/main/specs/WebMessageObjects.md
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DECLARE_API void remove_WebMessageReceived(void *m_host, void *m_webMessageReceivedToken)
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{
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#ifndef WINXP
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auto token = reinterpret_cast<EventRegistrationToken *>(m_webMessageReceivedToken);
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wil::com_ptr<ICoreWebView2Controller> m_controller(reinterpret_cast<ICoreWebView2Controller *>(m_host));
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wil::com_ptr<ICoreWebView2> m_webView;
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[&]()
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{
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CHECK_FAILURE(m_controller->get_CoreWebView2(&m_webView));
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CHECK_FAILURE(m_webView->remove_WebMessageReceived(*token));
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return S_OK;
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}();
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delete token;
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#endif
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}
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DECLARE_API void *add_WebMessageReceived(void *m_host, void (*callback)(const wchar_t *))
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{
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#ifndef WINXP
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wil::com_ptr<ICoreWebView2Controller> m_controller(reinterpret_cast<ICoreWebView2Controller *>(m_host));
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wil::com_ptr<ICoreWebView2Controller4> coreWebView4 =
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m_controller.try_query<ICoreWebView2Controller4>();
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if (coreWebView4)
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{
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coreWebView4->put_AllowExternalDrop(true);
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}
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wil::com_ptr<ICoreWebView2> m_webView;
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EventRegistrationToken *m_webMessageReceivedToken = new EventRegistrationToken;
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[&]()
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{
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CHECK_FAILURE(m_controller->get_CoreWebView2(&m_webView));
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CHECK_FAILURE(m_webView->add_WebMessageReceived(
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Callback<ICoreWebView2WebMessageReceivedEventHandler>(
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[=](ICoreWebView2 *sender, ICoreWebView2WebMessageReceivedEventArgs *args) noexcept
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{
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wil::unique_cotaskmem_string message;
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CHECK_FAILURE(args->TryGetWebMessageAsString(&message));
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if (std::wstring(L"FilesDropped") == message.get())
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{
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wil::com_ptr<ICoreWebView2WebMessageReceivedEventArgs2> args2 =
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wil::com_ptr<ICoreWebView2WebMessageReceivedEventArgs>(args)
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.query<ICoreWebView2WebMessageReceivedEventArgs2>();
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if (args2)
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{
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wil::com_ptr<ICoreWebView2ObjectCollectionView>
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objectsCollection;
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CHECK_FAILURE(args2->get_AdditionalObjects(&objectsCollection));
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unsigned int length;
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CHECK_FAILURE(objectsCollection->get_Count(&length));
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std::vector<std::wstring> paths;
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for (unsigned int i = 0; i < length; i++)
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{
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wil::com_ptr<IUnknown> object;
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CHECK_FAILURE(objectsCollection->GetValueAtIndex(i, &object));
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// Note that objects can be null.
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if (object)
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{
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wil::com_ptr<ICoreWebView2File> file =
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object.query<ICoreWebView2File>();
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if (file)
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{
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// Add the file to message to be sent back to webview
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wil::unique_cotaskmem_string path;
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CHECK_FAILURE(file->get_Path(&path));
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paths.push_back(path.get());
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}
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}
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}
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// ProcessPaths(paths);
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if (paths.size())
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{
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callback(paths[0].c_str());
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}
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}
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}
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return S_OK;
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})
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.Get(),
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m_webMessageReceivedToken));
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return S_OK;
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}();
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return m_webMessageReceivedToken;
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#else
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return NULL;
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#endif
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}
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#ifndef WINXP
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struct contextcallbackdatas
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{
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EventRegistrationToken contextMenuRequestedToken;
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std::wstring label;
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};
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#endif
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// https://learn.microsoft.com/zh-cn/microsoft-edge/webview2/how-to/context-menus?tabs=cpp
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// https://learn.microsoft.com/en-us/microsoft-edge/webview2/reference/win32/icorewebview2_11?view=webview2-1.0.2849.39
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DECLARE_API void *add_ContextMenuRequested(void *m_host, int index, const wchar_t *label, void (*callback)(const wchar_t *))
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{
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#ifndef WINXP
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contextcallbackdatas *data = new contextcallbackdatas;
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data->label = label; // 持久化
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[=]()
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{
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wil::com_ptr<ICoreWebView2Controller> m_controller(reinterpret_cast<ICoreWebView2Controller *>(m_host));
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wil::com_ptr<ICoreWebView2> m_webView;
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CHECK_FAILURE(m_controller->get_CoreWebView2(&m_webView));
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auto m_webView2_11 = m_webView.try_query<ICoreWebView2_11>();
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if (!m_webView2_11)
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return S_OK;
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m_webView2_11->add_ContextMenuRequested(
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Callback<ICoreWebView2ContextMenuRequestedEventHandler>(
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[=](
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ICoreWebView2 *sender,
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ICoreWebView2ContextMenuRequestedEventArgs *args)
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{
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wil::com_ptr<ICoreWebView2ContextMenuTarget> target;
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CHECK_FAILURE(args->get_ContextMenuTarget(&target));
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COREWEBVIEW2_CONTEXT_MENU_TARGET_KIND targetKind;
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BOOL hasselection;
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CHECK_FAILURE(target->get_Kind(&targetKind));
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CHECK_FAILURE(target->get_HasSelection(&hasselection));
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if (!(hasselection && (targetKind ==
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COREWEBVIEW2_CONTEXT_MENU_TARGET_KIND_SELECTED_TEXT)))
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return S_OK;
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wil::com_ptr<ICoreWebView2_11> m_webView2_11;
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CHECK_FAILURE(sender->QueryInterface(IID_PPV_ARGS(&m_webView2_11)));
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wil::com_ptr<ICoreWebView2Environment> webviewEnvironment;
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CHECK_FAILURE(m_webView2_11->get_Environment(&webviewEnvironment));
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auto webviewEnvironment_5 = webviewEnvironment.try_query<ICoreWebView2Environment9>();
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if (!webviewEnvironment_5)
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return S_OK;
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wil::com_ptr<ICoreWebView2ContextMenuItemCollection> items;
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CHECK_FAILURE(args->get_MenuItems(&items));
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UINT32 itemsCount;
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CHECK_FAILURE(items->get_Count(&itemsCount));
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// Adding a custom context menu item for the page that will display the page's URI.
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wil::com_ptr<ICoreWebView2ContextMenuItem> newMenuItem;
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CHECK_FAILURE(webviewEnvironment_5->CreateContextMenuItem(
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data->label.c_str(),
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nullptr,
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COREWEBVIEW2_CONTEXT_MENU_ITEM_KIND_COMMAND, &newMenuItem));
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newMenuItem->add_CustomItemSelected(
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Callback<ICoreWebView2CustomItemSelectedEventHandler>(
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[=](
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ICoreWebView2ContextMenuItem *sender,
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IUnknown *args)
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{
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LPWSTR selecttext;
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CHECK_FAILURE(target->get_SelectionText(&selecttext));
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callback(selecttext);
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// 不需要free，free反而会崩溃
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return S_OK;
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})
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.Get(),
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nullptr);
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UINT idx;
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if (index == -1)
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idx = itemsCount;
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else
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idx = index;
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CHECK_FAILURE(items->InsertValueAtIndex(idx, newMenuItem.get()));
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return S_OK;
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})
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.Get(),
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&data->contextMenuRequestedToken);
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return S_OK;
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}();
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return data;
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#else
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return NULL;
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#endif
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}
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DECLARE_API void remove_ContextMenuRequested(void *m_host, void *data)
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{
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#ifndef WINXP
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auto token = reinterpret_cast<contextcallbackdatas *>(data);
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wil::com_ptr<ICoreWebView2Controller> m_controller(reinterpret_cast<ICoreWebView2Controller *>(m_host));
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wil::com_ptr<ICoreWebView2> m_webView;
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[&]()
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{
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CHECK_FAILURE(m_controller->get_CoreWebView2(&m_webView));
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auto m_webView2_11 = m_webView.try_query<ICoreWebView2_11>();
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if (!m_webView2_11)
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return S_OK;
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CHECK_FAILURE(m_webView2_11->remove_ContextMenuRequested(token->contextMenuRequestedToken));
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return S_OK;
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}();
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delete token;
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#endif
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} |