/* * MIT License * * Copyright (c) 2017 Serge Zaitsev * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef WEBVIEW_H #define WEBVIEW_H #ifdef __cplusplus extern "C" { #endif #ifdef WEBVIEW_STATIC #define WEBVIEW_API static #else #define WEBVIEW_API extern #endif #include #include #include #if defined(WEBVIEW_GTK) #include #include #include struct webview_priv { GtkWidget *window; GtkWidget *scroller; GtkWidget *webview; GtkWidget *inspector_window; GAsyncQueue *queue; int ready; int js_busy; int should_exit; }; #elif defined(WEBVIEW_WINAPI) #define CINTERFACE #include #include #include #include #include #include #include struct webview_priv { HWND hwnd; IOleObject **browser; BOOL is_fullscreen; DWORD saved_style; DWORD saved_ex_style; RECT saved_rect; }; #elif defined(WEBVIEW_COCOA) #import #import #import // COCOA struct webview_priv { NSAutoreleasePool *pool; NSWindow *window; WebView *webview; id windowDelegate; int should_exit; }; #else #error "Define one of: WEBVIEW_GTK, WEBVIEW_COCOA or WEBVIEW_WINAPI" #endif struct webview; typedef void (*webview_external_invoke_cb_t)(struct webview *w, const char *arg); struct webview { const char *url; const char *title; int width; int height; int top; int left; int resizable; int debug; int show_maximised; webview_external_invoke_cb_t external_invoke_cb; struct webview_priv priv; void *userdata; }; enum webview_dialog_type { WEBVIEW_DIALOG_TYPE_OPEN = 0, WEBVIEW_DIALOG_TYPE_SAVE = 1, WEBVIEW_DIALOG_TYPE_ALERT = 2 }; #define WEBVIEW_DIALOG_FLAG_FILE (0 << 0) #define WEBVIEW_DIALOG_FLAG_DIRECTORY (1 << 0) #define WEBVIEW_DIALOG_FLAG_INFO (1 << 1) #define WEBVIEW_DIALOG_FLAG_WARNING (2 << 1) #define WEBVIEW_DIALOG_FLAG_ERROR (3 << 1) #define WEBVIEW_DIALOG_FLAG_ALERT_MASK (3 << 1) typedef void (*webview_dispatch_fn)(struct webview *w, void *arg); struct webview_dispatch_arg { webview_dispatch_fn fn; struct webview *w; void *arg; }; #define DEFAULT_URL \ "data:text/" \ "html,%3C%21DOCTYPE%20html%3E%0A%3Chtml%20lang=%22en%22%3E%0A%3Chead%3E%" \ "3Cmeta%20charset=%22utf-8%22%3E%3Cmeta%20http-equiv=%22X-UA-Compatible%22%" \ "20content=%22IE=edge%22%3E%3C%2Fhead%3E%0A%3Cbody%3E%3Cdiv%20id=%22app%22%" \ "3E%3C%2Fdiv%3E%3Cscript%20type=%22text%2Fjavascript%22%3E%3C%2Fscript%3E%" \ "3C%2Fbody%3E%0A%3C%2Fhtml%3E" #define CSS_INJECT_FUNCTION \ "(function(e){var " \ "t=document.createElement('style'),d=document.head||document." \ "getElementsByTagName('head')[0];t.setAttribute('type','text/" \ "css'),t.styleSheet?t.styleSheet.cssText=e:t.appendChild(document." \ "createTextNode(e)),d.appendChild(t)})" static const char *webview_check_url(const char *url) { if (url == NULL || strlen(url) == 0) { return DEFAULT_URL; } return url; } WEBVIEW_API int webview(const char *title, const char *url, int width, int height, int resizable); WEBVIEW_API int webview_init(struct webview *w); WEBVIEW_API int webview_loop(struct webview *w, int blocking); WEBVIEW_API int webview_eval(struct webview *w, const char *js); WEBVIEW_API int webview_inject_css(struct webview *w, const char *css); WEBVIEW_API void webview_set_title(struct webview *w, const char *title); WEBVIEW_API void webview_set_fullscreen(struct webview *w, int fullscreen); WEBVIEW_API void webview_set_color(struct webview *w, uint8_t r, uint8_t g, uint8_t b, uint8_t a); WEBVIEW_API void webview_dialog(struct webview *w, enum webview_dialog_type dlgtype, int flags, const char *title, const char *arg, char *result, size_t resultsz); WEBVIEW_API void webview_dispatch(struct webview *w, webview_dispatch_fn fn, void *arg); WEBVIEW_API void webview_terminate(struct webview *w); WEBVIEW_API void webview_exit(struct webview *w); WEBVIEW_API void webview_debug(const char *format, ...); WEBVIEW_API void webview_print_log(const char *s); #ifdef WEBVIEW_IMPLEMENTATION #undef WEBVIEW_IMPLEMENTATION WEBVIEW_API int webview(const char *title, const char *url, int width, int height, int resizable) { struct webview webview; memset(&webview, 0, sizeof(webview)); webview.title = title; webview.url = url; webview.width = width; webview.height = height; webview.resizable = resizable; int r = webview_init(&webview); if (r != 0) { return r; } while (webview_loop(&webview, 1) == 0) { } webview_exit(&webview); return 0; } WEBVIEW_API void webview_debug(const char *format, ...) { char buf[4096]; va_list ap; va_start(ap, format); vsnprintf(buf, sizeof(buf), format, ap); webview_print_log(buf); va_end(ap); } static int webview_js_encode(const char *s, char *esc, size_t n) { int r = 1; /* At least one byte for trailing zero */ for (; *s; s++) { const unsigned char c = *s; if (c >= 0x20 && c < 0x80 && strchr("<>\\'\"", c) == NULL) { if (n > 0) { *esc++ = c; n--; } r++; } else { if (n > 0) { snprintf(esc, n, "\\x%02x", (int)c); esc += 4; n -= 4; } r += 4; } } return r; } WEBVIEW_API int webview_inject_css(struct webview *w, const char *css) { int n = webview_js_encode(css, NULL, 0); char *esc = (char *)calloc(1, sizeof(CSS_INJECT_FUNCTION) + n + 4); if (esc == NULL) { return -1; } char *js = (char *)calloc(1, n); webview_js_encode(css, js, n); snprintf(esc, sizeof(CSS_INJECT_FUNCTION) + n + 4, "%s(\"%s\")", CSS_INJECT_FUNCTION, js); int r = webview_eval(w, esc); free(js); free(esc); return r; } #if defined(WEBVIEW_GTK) static void external_message_received_cb(WebKitUserContentManager *m, WebKitJavascriptResult *r, gpointer arg) { (void)m; struct webview *w = (struct webview *)arg; if (w->external_invoke_cb == NULL) { return; } JSGlobalContextRef context = webkit_javascript_result_get_global_context(r); JSValueRef value = webkit_javascript_result_get_value(r); JSStringRef js = JSValueToStringCopy(context, value, NULL); size_t n = JSStringGetMaximumUTF8CStringSize(js); char *s = g_new(char, n); JSStringGetUTF8CString(js, s, n); w->external_invoke_cb(w, s); JSStringRelease(js); g_free(s); } static void webview_load_changed_cb(WebKitWebView *webview, WebKitLoadEvent event, gpointer arg) { (void)webview; struct webview *w = (struct webview *)arg; if (event == WEBKIT_LOAD_FINISHED) { w->priv.ready = 1; } } static void webview_destroy_cb(GtkWidget *widget, gpointer arg) { (void)widget; struct webview *w = (struct webview *)arg; webview_terminate(w); } static gboolean webview_context_menu_cb(WebKitWebView *webview, GtkWidget *default_menu, WebKitHitTestResult *hit_test_result, gboolean triggered_with_keyboard, gpointer userdata) { (void)webview; (void)default_menu; (void)hit_test_result; (void)triggered_with_keyboard; (void)userdata; return TRUE; } WEBVIEW_API int webview_init(struct webview *w) { if (gtk_init_check(0, NULL) == FALSE) { return -1; } w->priv.ready = 0; w->priv.should_exit = 0; w->priv.queue = g_async_queue_new(); w->priv.window = gtk_window_new(GTK_WINDOW_TOPLEVEL); gtk_window_set_title(GTK_WINDOW(w->priv.window), w->title); if (w->resizable) { gtk_window_set_default_size(GTK_WINDOW(w->priv.window), w->width, w->height); } else { gtk_widget_set_size_request(w->priv.window, w->width, w->height); } gtk_window_set_resizable(GTK_WINDOW(w->priv.window), !!w->resizable); gtk_window_set_position(GTK_WINDOW(w->priv.window), GTK_WIN_POS_CENTER); w->priv.scroller = gtk_scrolled_window_new(NULL, NULL); gtk_container_add(GTK_CONTAINER(w->priv.window), w->priv.scroller); WebKitUserContentManager *m = webkit_user_content_manager_new(); webkit_user_content_manager_register_script_message_handler(m, "external"); g_signal_connect(m, "script-message-received::external", G_CALLBACK(external_message_received_cb), w); w->priv.webview = webkit_web_view_new_with_user_content_manager(m); webkit_web_view_load_uri(WEBKIT_WEB_VIEW(w->priv.webview), webview_check_url(w->url)); g_signal_connect(G_OBJECT(w->priv.webview), "load-changed", G_CALLBACK(webview_load_changed_cb), w); gtk_container_add(GTK_CONTAINER(w->priv.scroller), w->priv.webview); if (w->debug) { WebKitSettings *settings = webkit_web_view_get_settings(WEBKIT_WEB_VIEW(w->priv.webview)); webkit_settings_set_enable_write_console_messages_to_stdout(settings, true); webkit_settings_set_enable_developer_extras(settings, true); } else { g_signal_connect(G_OBJECT(w->priv.webview), "context-menu", G_CALLBACK(webview_context_menu_cb), w); } gtk_widget_show_all(w->priv.window); webkit_web_view_run_javascript( WEBKIT_WEB_VIEW(w->priv.webview), "window.external={invoke:function(x){" "window.webkit.messageHandlers.external.postMessage(x);}}", NULL, NULL, NULL); g_signal_connect(G_OBJECT(w->priv.window), "destroy", G_CALLBACK(webview_destroy_cb), w); return 0; } WEBVIEW_API int webview_loop(struct webview *w, int blocking) { gtk_main_iteration_do(blocking); return w->priv.should_exit; } WEBVIEW_API void webview_set_title(struct webview *w, const char *title) { gtk_window_set_title(GTK_WINDOW(w->priv.window), title); } WEBVIEW_API void webview_set_fullscreen(struct webview *w, int fullscreen) { if (fullscreen) { gtk_window_fullscreen(GTK_WINDOW(w->priv.window)); } else { gtk_window_unfullscreen(GTK_WINDOW(w->priv.window)); } } WEBVIEW_API void webview_set_color(struct webview *w, uint8_t r, uint8_t g, uint8_t b, uint8_t a) { GdkRGBA color = {r / 255.0, g / 255.0, b / 255.0, a / 255.0}; webkit_web_view_set_background_color(WEBKIT_WEB_VIEW(w->priv.webview), &color); } WEBVIEW_API void webview_dialog(struct webview *w, enum webview_dialog_type dlgtype, int flags, const char *title, const char *arg, char *result, size_t resultsz) { GtkWidget *dlg; if (result != NULL) { result[0] = '\0'; } if (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN || dlgtype == WEBVIEW_DIALOG_TYPE_SAVE) { dlg = gtk_file_chooser_dialog_new( title, GTK_WINDOW(w->priv.window), (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN ? (flags & WEBVIEW_DIALOG_FLAG_DIRECTORY ? GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER : GTK_FILE_CHOOSER_ACTION_OPEN) : GTK_FILE_CHOOSER_ACTION_SAVE), "_Cancel", GTK_RESPONSE_CANCEL, (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN ? "_Open" : "_Save"), GTK_RESPONSE_ACCEPT, NULL); gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(dlg), FALSE); gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dlg), FALSE); gtk_file_chooser_set_show_hidden(GTK_FILE_CHOOSER(dlg), TRUE); gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dlg), TRUE); gtk_file_chooser_set_create_folders(GTK_FILE_CHOOSER(dlg), TRUE); gint response = gtk_dialog_run(GTK_DIALOG(dlg)); if (response == GTK_RESPONSE_ACCEPT) { gchar *filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dlg)); g_strlcpy(result, filename, resultsz); g_free(filename); } gtk_widget_destroy(dlg); } else if (dlgtype == WEBVIEW_DIALOG_TYPE_ALERT) { GtkMessageType type = GTK_MESSAGE_OTHER; switch (flags & WEBVIEW_DIALOG_FLAG_ALERT_MASK) { case WEBVIEW_DIALOG_FLAG_INFO: type = GTK_MESSAGE_INFO; break; case WEBVIEW_DIALOG_FLAG_WARNING: type = GTK_MESSAGE_WARNING; break; case WEBVIEW_DIALOG_FLAG_ERROR: type = GTK_MESSAGE_ERROR; break; } dlg = gtk_message_dialog_new(GTK_WINDOW(w->priv.window), GTK_DIALOG_MODAL, type, GTK_BUTTONS_OK, "%s", title); gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dlg), "%s", arg); gtk_dialog_run(GTK_DIALOG(dlg)); gtk_widget_destroy(dlg); } } static void webview_eval_finished(GObject *object, GAsyncResult *result, gpointer userdata) { (void) object; (void) result; struct webview *w = (struct webview *)userdata; w->priv.js_busy = 0; } WEBVIEW_API int webview_eval(struct webview *w, const char *js) { while (w->priv.ready == 0) { g_main_context_iteration(NULL, TRUE); } w->priv.js_busy = 1; webkit_web_view_run_javascript(WEBKIT_WEB_VIEW(w->priv.webview), js, NULL, webview_eval_finished, w); while (w->priv.js_busy) { g_main_context_iteration(NULL, TRUE); } return 0; } static gboolean webview_dispatch_wrapper(gpointer userdata) { struct webview *w = (struct webview *)userdata; for (;;) { struct webview_dispatch_arg *arg = (struct webview_dispatch_arg *)g_async_queue_try_pop(w->priv.queue); if (arg == NULL) { break; } (arg->fn)(w, arg->arg); g_free(arg); } return FALSE; } WEBVIEW_API void webview_dispatch(struct webview *w, webview_dispatch_fn fn, void *arg) { struct webview_dispatch_arg *context = (struct webview_dispatch_arg *)g_new(struct webview_dispatch_arg *, 1); context->w = w; context->arg = arg; context->fn = fn; g_async_queue_lock(w->priv.queue); g_async_queue_push_unlocked(w->priv.queue, context); if (g_async_queue_length_unlocked(w->priv.queue) == 1) { gdk_threads_add_idle(webview_dispatch_wrapper, w); } g_async_queue_unlock(w->priv.queue); } WEBVIEW_API void webview_terminate(struct webview *w) { w->priv.should_exit = 1; } WEBVIEW_API void webview_exit(struct webview *w) { (void)w; } WEBVIEW_API void webview_print_log(const char *s) { fprintf(stderr, "%s\n", s); } #endif /* WEBVIEW_GTK */ #if defined(WEBVIEW_WINAPI) #pragma comment(lib, "user32.lib") #pragma comment(lib, "ole32.lib") #pragma comment(lib, "oleaut32.lib") #define WM_WEBVIEW_DISPATCH (WM_APP + 1) typedef struct { IOleInPlaceFrame frame; HWND window; } _IOleInPlaceFrameEx; typedef struct { IOleInPlaceSite inplace; _IOleInPlaceFrameEx frame; } _IOleInPlaceSiteEx; typedef struct { IDocHostUIHandler ui; } _IDocHostUIHandlerEx; typedef struct { IOleClientSite client; _IOleInPlaceSiteEx inplace; _IDocHostUIHandlerEx ui; IDispatch external; } _IOleClientSiteEx; #ifdef __cplusplus #define iid_ref(x) &(x) #define iid_unref(x) *(x) #else #define iid_ref(x) (x) #define iid_unref(x) (x) #endif static inline WCHAR *webview_to_utf16(const char *s) { DWORD size = MultiByteToWideChar(CP_UTF8, 0, s, -1, 0, 0); WCHAR *ws = (WCHAR *)GlobalAlloc(GMEM_FIXED, sizeof(WCHAR) * size); if (ws == NULL) { return NULL; } MultiByteToWideChar(CP_UTF8, 0, s, -1, ws, size); return ws; } static inline char *webview_from_utf16(WCHAR *ws) { int n = WideCharToMultiByte(CP_UTF8, 0, ws, -1, NULL, 0, NULL, NULL); char *s = (char *)GlobalAlloc(GMEM_FIXED, n); if (s == NULL) { return NULL; } WideCharToMultiByte(CP_UTF8, 0, ws, -1, s, n, NULL, NULL); return s; } static int iid_eq(REFIID a, const IID *b) { return memcmp((const void *)iid_ref(a), (const void *)b, sizeof(GUID)) == 0; } static HRESULT STDMETHODCALLTYPE JS_QueryInterface(IDispatch FAR *This, REFIID riid, LPVOID FAR *ppvObj) { if (iid_eq(riid, &IID_IDispatch)) { *ppvObj = This; return S_OK; } *ppvObj = 0; return E_NOINTERFACE; } static ULONG STDMETHODCALLTYPE JS_AddRef(IDispatch FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE JS_Release(IDispatch FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE JS_GetTypeInfoCount(IDispatch FAR *This, UINT *pctinfo) { return S_OK; } static HRESULT STDMETHODCALLTYPE JS_GetTypeInfo(IDispatch FAR *This, UINT iTInfo, LCID lcid, ITypeInfo **ppTInfo) { return S_OK; } #define WEBVIEW_JS_INVOKE_ID 0x1000 static HRESULT STDMETHODCALLTYPE JS_GetIDsOfNames(IDispatch FAR *This, REFIID riid, LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId) { if (cNames != 1) { return S_FALSE; } if (wcscmp(rgszNames[0], L"invoke") == 0) { rgDispId[0] = WEBVIEW_JS_INVOKE_ID; return S_OK; } return S_FALSE; } static HRESULT STDMETHODCALLTYPE JS_Invoke(IDispatch FAR *This, DISPID dispIdMember, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams, VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr) { size_t offset = (size_t) & ((_IOleClientSiteEx *)NULL)->external; _IOleClientSiteEx *ex = (_IOleClientSiteEx *)((char *)(This)-offset); struct webview *w = (struct webview *)GetWindowLongPtr( ex->inplace.frame.window, GWLP_USERDATA); if (pDispParams->cArgs == 1 && pDispParams->rgvarg[0].vt == VT_BSTR) { BSTR bstr = pDispParams->rgvarg[0].bstrVal; char *s = webview_from_utf16(bstr); if (s != NULL) { if (dispIdMember == WEBVIEW_JS_INVOKE_ID) { if (w->external_invoke_cb != NULL) { w->external_invoke_cb(w, s); } } else { return S_FALSE; } GlobalFree(s); } } return S_OK; } static IDispatchVtbl ExternalDispatchTable = { JS_QueryInterface, JS_AddRef, JS_Release, JS_GetTypeInfoCount, JS_GetTypeInfo, JS_GetIDsOfNames, JS_Invoke}; static ULONG STDMETHODCALLTYPE Site_AddRef(IOleClientSite FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE Site_Release(IOleClientSite FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE Site_SaveObject(IOleClientSite FAR *This) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Site_GetMoniker(IOleClientSite FAR *This, DWORD dwAssign, DWORD dwWhichMoniker, IMoniker **ppmk) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Site_GetContainer(IOleClientSite FAR *This, LPOLECONTAINER FAR *ppContainer) { *ppContainer = 0; return E_NOINTERFACE; } static HRESULT STDMETHODCALLTYPE Site_ShowObject(IOleClientSite FAR *This) { return NOERROR; } static HRESULT STDMETHODCALLTYPE Site_OnShowWindow(IOleClientSite FAR *This, BOOL fShow) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Site_RequestNewObjectLayout(IOleClientSite FAR *This) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Site_QueryInterface(IOleClientSite FAR *This, REFIID riid, void **ppvObject) { if (iid_eq(riid, &IID_IUnknown) || iid_eq(riid, &IID_IOleClientSite)) { *ppvObject = &((_IOleClientSiteEx *)This)->client; } else if (iid_eq(riid, &IID_IOleInPlaceSite)) { *ppvObject = &((_IOleClientSiteEx *)This)->inplace; } else if (iid_eq(riid, &IID_IDocHostUIHandler)) { *ppvObject = &((_IOleClientSiteEx *)This)->ui; } else { *ppvObject = 0; return (E_NOINTERFACE); } return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_QueryInterface( IOleInPlaceSite FAR *This, REFIID riid, LPVOID FAR *ppvObj) { return (Site_QueryInterface( (IOleClientSite *)((char *)This - sizeof(IOleClientSite)), riid, ppvObj)); } static ULONG STDMETHODCALLTYPE InPlace_AddRef(IOleInPlaceSite FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE InPlace_Release(IOleInPlaceSite FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE InPlace_GetWindow(IOleInPlaceSite FAR *This, HWND FAR *lphwnd) { *lphwnd = ((_IOleInPlaceSiteEx FAR *)This)->frame.window; return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_ContextSensitiveHelp(IOleInPlaceSite FAR *This, BOOL fEnterMode) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE InPlace_CanInPlaceActivate(IOleInPlaceSite FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_OnInPlaceActivate(IOleInPlaceSite FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_OnUIActivate(IOleInPlaceSite FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_GetWindowContext( IOleInPlaceSite FAR *This, LPOLEINPLACEFRAME FAR *lplpFrame, LPOLEINPLACEUIWINDOW FAR *lplpDoc, LPRECT lprcPosRect, LPRECT lprcClipRect, LPOLEINPLACEFRAMEINFO lpFrameInfo) { *lplpFrame = (LPOLEINPLACEFRAME) & ((_IOleInPlaceSiteEx *)This)->frame; *lplpDoc = 0; lpFrameInfo->fMDIApp = FALSE; lpFrameInfo->hwndFrame = ((_IOleInPlaceFrameEx *)*lplpFrame)->window; lpFrameInfo->haccel = 0; lpFrameInfo->cAccelEntries = 0; return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_Scroll(IOleInPlaceSite FAR *This, SIZE scrollExtent) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE InPlace_OnUIDeactivate(IOleInPlaceSite FAR *This, BOOL fUndoable) { return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_OnInPlaceDeactivate(IOleInPlaceSite FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE InPlace_DiscardUndoState(IOleInPlaceSite FAR *This) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE InPlace_DeactivateAndUndo(IOleInPlaceSite FAR *This) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE InPlace_OnPosRectChange(IOleInPlaceSite FAR *This, LPCRECT lprcPosRect) { IOleObject *browserObject; IOleInPlaceObject *inplace; browserObject = *((IOleObject **)((char *)This - sizeof(IOleObject *) - sizeof(IOleClientSite))); if (!browserObject->lpVtbl->QueryInterface(browserObject, iid_unref(&IID_IOleInPlaceObject), (void **)&inplace)) { inplace->lpVtbl->SetObjectRects(inplace, lprcPosRect, lprcPosRect); inplace->lpVtbl->Release(inplace); } return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_QueryInterface( IOleInPlaceFrame FAR *This, REFIID riid, LPVOID FAR *ppvObj) { return E_NOTIMPL; } static ULONG STDMETHODCALLTYPE Frame_AddRef(IOleInPlaceFrame FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE Frame_Release(IOleInPlaceFrame FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE Frame_GetWindow(IOleInPlaceFrame FAR *This, HWND FAR *lphwnd) { *lphwnd = ((_IOleInPlaceFrameEx *)This)->window; return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_ContextSensitiveHelp(IOleInPlaceFrame FAR *This, BOOL fEnterMode) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_GetBorder(IOleInPlaceFrame FAR *This, LPRECT lprectBorder) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_RequestBorderSpace( IOleInPlaceFrame FAR *This, LPCBORDERWIDTHS pborderwidths) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_SetBorderSpace( IOleInPlaceFrame FAR *This, LPCBORDERWIDTHS pborderwidths) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_SetActiveObject( IOleInPlaceFrame FAR *This, IOleInPlaceActiveObject *pActiveObject, LPCOLESTR pszObjName) { return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_InsertMenus(IOleInPlaceFrame FAR *This, HMENU hmenuShared, LPOLEMENUGROUPWIDTHS lpMenuWidths) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_SetMenu(IOleInPlaceFrame FAR *This, HMENU hmenuShared, HOLEMENU holemenu, HWND hwndActiveObject) { return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_RemoveMenus(IOleInPlaceFrame FAR *This, HMENU hmenuShared) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE Frame_SetStatusText(IOleInPlaceFrame FAR *This, LPCOLESTR pszStatusText) { return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_EnableModeless(IOleInPlaceFrame FAR *This, BOOL fEnable) { return S_OK; } static HRESULT STDMETHODCALLTYPE Frame_TranslateAccelerator(IOleInPlaceFrame FAR *This, LPMSG lpmsg, WORD wID) { return E_NOTIMPL; } static HRESULT STDMETHODCALLTYPE UI_QueryInterface(IDocHostUIHandler FAR *This, REFIID riid, LPVOID FAR *ppvObj) { return (Site_QueryInterface((IOleClientSite *)((char *)This - sizeof(IOleClientSite) - sizeof(_IOleInPlaceSiteEx)), riid, ppvObj)); } static ULONG STDMETHODCALLTYPE UI_AddRef(IDocHostUIHandler FAR *This) { return 1; } static ULONG STDMETHODCALLTYPE UI_Release(IDocHostUIHandler FAR *This) { return 1; } static HRESULT STDMETHODCALLTYPE UI_ShowContextMenu( IDocHostUIHandler FAR *This, DWORD dwID, POINT __RPC_FAR *ppt, IUnknown __RPC_FAR *pcmdtReserved, IDispatch __RPC_FAR *pdispReserved) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_GetHostInfo(IDocHostUIHandler FAR *This, DOCHOSTUIINFO __RPC_FAR *pInfo) { pInfo->cbSize = sizeof(DOCHOSTUIINFO); pInfo->dwFlags = DOCHOSTUIFLAG_NO3DBORDER; pInfo->dwDoubleClick = DOCHOSTUIDBLCLK_DEFAULT; return S_OK; } static HRESULT STDMETHODCALLTYPE UI_ShowUI( IDocHostUIHandler FAR *This, DWORD dwID, IOleInPlaceActiveObject __RPC_FAR *pActiveObject, IOleCommandTarget __RPC_FAR *pCommandTarget, IOleInPlaceFrame __RPC_FAR *pFrame, IOleInPlaceUIWindow __RPC_FAR *pDoc) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_HideUI(IDocHostUIHandler FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_UpdateUI(IDocHostUIHandler FAR *This) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_EnableModeless(IDocHostUIHandler FAR *This, BOOL fEnable) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_OnDocWindowActivate(IDocHostUIHandler FAR *This, BOOL fActivate) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_OnFrameWindowActivate(IDocHostUIHandler FAR *This, BOOL fActivate) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_ResizeBorder(IDocHostUIHandler FAR *This, LPCRECT prcBorder, IOleInPlaceUIWindow __RPC_FAR *pUIWindow, BOOL fRameWindow) { return S_OK; } static HRESULT STDMETHODCALLTYPE UI_TranslateAccelerator(IDocHostUIHandler FAR *This, LPMSG lpMsg, const GUID __RPC_FAR *pguidCmdGroup, DWORD nCmdID) { return S_FALSE; } static HRESULT STDMETHODCALLTYPE UI_GetOptionKeyPath( IDocHostUIHandler FAR *This, LPOLESTR __RPC_FAR *pchKey, DWORD dw) { return S_FALSE; } static HRESULT STDMETHODCALLTYPE UI_GetDropTarget( IDocHostUIHandler FAR *This, IDropTarget __RPC_FAR *pDropTarget, IDropTarget __RPC_FAR *__RPC_FAR *ppDropTarget) { return S_FALSE; } static HRESULT STDMETHODCALLTYPE UI_GetExternal( IDocHostUIHandler FAR *This, IDispatch __RPC_FAR *__RPC_FAR *ppDispatch) { *ppDispatch = (IDispatch *)(This + 1); return S_OK; } static HRESULT STDMETHODCALLTYPE UI_TranslateUrl( IDocHostUIHandler FAR *This, DWORD dwTranslate, OLECHAR __RPC_FAR *pchURLIn, OLECHAR __RPC_FAR *__RPC_FAR *ppchURLOut) { *ppchURLOut = 0; return S_FALSE; } static HRESULT STDMETHODCALLTYPE UI_FilterDataObject(IDocHostUIHandler FAR *This, IDataObject __RPC_FAR *pDO, IDataObject __RPC_FAR *__RPC_FAR *ppDORet) { *ppDORet = 0; return S_FALSE; } static const TCHAR *classname = "WebView"; static const SAFEARRAYBOUND ArrayBound = {1, 0}; static IOleClientSiteVtbl MyIOleClientSiteTable = { Site_QueryInterface, Site_AddRef, Site_Release, Site_SaveObject, Site_GetMoniker, Site_GetContainer, Site_ShowObject, Site_OnShowWindow, Site_RequestNewObjectLayout}; static IOleInPlaceSiteVtbl MyIOleInPlaceSiteTable = { InPlace_QueryInterface, InPlace_AddRef, InPlace_Release, InPlace_GetWindow, InPlace_ContextSensitiveHelp, InPlace_CanInPlaceActivate, InPlace_OnInPlaceActivate, InPlace_OnUIActivate, InPlace_GetWindowContext, InPlace_Scroll, InPlace_OnUIDeactivate, InPlace_OnInPlaceDeactivate, InPlace_DiscardUndoState, InPlace_DeactivateAndUndo, InPlace_OnPosRectChange}; static IOleInPlaceFrameVtbl MyIOleInPlaceFrameTable = { Frame_QueryInterface, Frame_AddRef, Frame_Release, Frame_GetWindow, Frame_ContextSensitiveHelp, Frame_GetBorder, Frame_RequestBorderSpace, Frame_SetBorderSpace, Frame_SetActiveObject, Frame_InsertMenus, Frame_SetMenu, Frame_RemoveMenus, Frame_SetStatusText, Frame_EnableModeless, Frame_TranslateAccelerator}; static IDocHostUIHandlerVtbl MyIDocHostUIHandlerTable = { UI_QueryInterface, UI_AddRef, UI_Release, UI_ShowContextMenu, UI_GetHostInfo, UI_ShowUI, UI_HideUI, UI_UpdateUI, UI_EnableModeless, UI_OnDocWindowActivate, UI_OnFrameWindowActivate, UI_ResizeBorder, UI_TranslateAccelerator, UI_GetOptionKeyPath, UI_GetDropTarget, UI_GetExternal, UI_TranslateUrl, UI_FilterDataObject}; static void UnEmbedBrowserObject(struct webview *w) { if (w->priv.browser != NULL) { (*w->priv.browser)->lpVtbl->Close(*w->priv.browser, OLECLOSE_NOSAVE); (*w->priv.browser)->lpVtbl->Release(*w->priv.browser); GlobalFree(w->priv.browser); w->priv.browser = NULL; } } static int EmbedBrowserObject(struct webview *w) { RECT rect; IWebBrowser2 *webBrowser2 = NULL; LPCLASSFACTORY pClassFactory = NULL; _IOleClientSiteEx *_iOleClientSiteEx = NULL; IOleObject **browser = (IOleObject **)GlobalAlloc( GMEM_FIXED, sizeof(IOleObject *) + sizeof(_IOleClientSiteEx)); if (browser == NULL) { goto error; } w->priv.browser = browser; _iOleClientSiteEx = (_IOleClientSiteEx *)(browser + 1); _iOleClientSiteEx->client.lpVtbl = &MyIOleClientSiteTable; _iOleClientSiteEx->inplace.inplace.lpVtbl = &MyIOleInPlaceSiteTable; _iOleClientSiteEx->inplace.frame.frame.lpVtbl = &MyIOleInPlaceFrameTable; _iOleClientSiteEx->inplace.frame.window = w->priv.hwnd; _iOleClientSiteEx->ui.ui.lpVtbl = &MyIDocHostUIHandlerTable; _iOleClientSiteEx->external.lpVtbl = &ExternalDispatchTable; if (CoGetClassObject(iid_unref(&CLSID_WebBrowser), CLSCTX_INPROC_SERVER | CLSCTX_INPROC_HANDLER, NULL, iid_unref(&IID_IClassFactory), (void **)&pClassFactory) != S_OK) { goto error; } if (pClassFactory == NULL) { goto error; } if (pClassFactory->lpVtbl->CreateInstance(pClassFactory, 0, iid_unref(&IID_IOleObject), (void **)browser) != S_OK) { goto error; } pClassFactory->lpVtbl->Release(pClassFactory); if ((*browser)->lpVtbl->SetClientSite( *browser, (IOleClientSite *)_iOleClientSiteEx) != S_OK) { goto error; } (*browser)->lpVtbl->SetHostNames(*browser, L"My Host Name", 0); if (OleSetContainedObject((struct IUnknown *)(*browser), TRUE) != S_OK) { goto error; } GetClientRect(w->priv.hwnd, &rect); if ((*browser)->lpVtbl->DoVerb((*browser), OLEIVERB_SHOW, NULL, (IOleClientSite *)_iOleClientSiteEx, -1, w->priv.hwnd, &rect) != S_OK) { goto error; } if ((*browser)->lpVtbl->QueryInterface((*browser), iid_unref(&IID_IWebBrowser2), (void **)&webBrowser2) != S_OK) { goto error; } webBrowser2->lpVtbl->put_Left(webBrowser2, 0); webBrowser2->lpVtbl->put_Top(webBrowser2, 0); webBrowser2->lpVtbl->put_Width(webBrowser2, rect.right); webBrowser2->lpVtbl->put_Height(webBrowser2, rect.bottom); webBrowser2->lpVtbl->put_Silent(webBrowser2, VARIANT_TRUE); webBrowser2->lpVtbl->Release(webBrowser2); return 0; error: UnEmbedBrowserObject(w); if (pClassFactory != NULL) { pClassFactory->lpVtbl->Release(pClassFactory); } if (browser != NULL) { GlobalFree(browser); } return -1; } #define WEBVIEW_DATA_URL_PREFIX "data:text/html," static int DisplayHTMLPage(struct webview *w) { IWebBrowser2 *webBrowser2; VARIANT myURL; LPDISPATCH lpDispatch; IHTMLDocument2 *htmlDoc2; BSTR bstr; IOleObject *browserObject; SAFEARRAY *sfArray; VARIANT *pVar; browserObject = *w->priv.browser; int isDataURL = 0; const char *webview_url = webview_check_url(w->url); if (!browserObject->lpVtbl->QueryInterface( browserObject, iid_unref(&IID_IWebBrowser2), (void **)&webBrowser2)) { LPCSTR webPageName; isDataURL = (strncmp(webview_url, WEBVIEW_DATA_URL_PREFIX, strlen(WEBVIEW_DATA_URL_PREFIX)) == 0); if (isDataURL) { webPageName = "about:blank"; } else { webPageName = (LPCSTR)webview_url; } VariantInit(&myURL); myURL.vt = VT_BSTR; #ifndef UNICODE { wchar_t *buffer = webview_to_utf16(webPageName); if (buffer == NULL) { goto badalloc; } myURL.bstrVal = SysAllocString(buffer); GlobalFree(buffer); } #else myURL.bstrVal = SysAllocString(webPageName); #endif if (!myURL.bstrVal) { badalloc: webBrowser2->lpVtbl->Release(webBrowser2); return (-6); } webBrowser2->lpVtbl->Navigate2(webBrowser2, &myURL, 0, 0, 0, 0); VariantClear(&myURL); if (!isDataURL) { return 0; } char *url = (char *)calloc(1, strlen(webview_url) + 1); char *q = url; for (const char *p = webview_url + strlen(WEBVIEW_DATA_URL_PREFIX); *q = *p; p++, q++) { if (*q == '%' && *(p + 1) && *(p + 2)) { sscanf(p + 1, "%02x", q); p = p + 2; } } if (webBrowser2->lpVtbl->get_Document(webBrowser2, &lpDispatch) == S_OK) { if (lpDispatch->lpVtbl->QueryInterface(lpDispatch, iid_unref(&IID_IHTMLDocument2), (void **)&htmlDoc2) == S_OK) { if ((sfArray = SafeArrayCreate(VT_VARIANT, 1, (SAFEARRAYBOUND *)&ArrayBound))) { if (!SafeArrayAccessData(sfArray, (void **)&pVar)) { pVar->vt = VT_BSTR; #ifndef UNICODE { wchar_t *buffer = webview_to_utf16(url); if (buffer == NULL) { goto release; } bstr = SysAllocString(buffer); GlobalFree(buffer); } #else bstr = SysAllocString(string); #endif if ((pVar->bstrVal = bstr)) { htmlDoc2->lpVtbl->write(htmlDoc2, sfArray); htmlDoc2->lpVtbl->close(htmlDoc2); } } SafeArrayDestroy(sfArray); } release: free(url); htmlDoc2->lpVtbl->Release(htmlDoc2); } lpDispatch->lpVtbl->Release(lpDispatch); } webBrowser2->lpVtbl->Release(webBrowser2); return (0); } return (-5); } static LRESULT CALLBACK wndproc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { struct webview *w = (struct webview *)GetWindowLongPtr(hwnd, GWLP_USERDATA); switch (uMsg) { case WM_CREATE: w = (struct webview *)((CREATESTRUCT *)lParam)->lpCreateParams; w->priv.hwnd = hwnd; return EmbedBrowserObject(w); case WM_DESTROY: UnEmbedBrowserObject(w); PostQuitMessage(0); return TRUE; case WM_SIZE: { IWebBrowser2 *webBrowser2; IOleObject *browser = *w->priv.browser; if (browser->lpVtbl->QueryInterface(browser, iid_unref(&IID_IWebBrowser2), (void **)&webBrowser2) == S_OK) { RECT rect; GetClientRect(hwnd, &rect); webBrowser2->lpVtbl->put_Width(webBrowser2, rect.right); webBrowser2->lpVtbl->put_Height(webBrowser2, rect.bottom); } return TRUE; } case WM_WEBVIEW_DISPATCH: { webview_dispatch_fn f = (webview_dispatch_fn)wParam; void *arg = (void *)lParam; (*f)(w, arg); return TRUE; } } return DefWindowProc(hwnd, uMsg, wParam, lParam); } #define WEBVIEW_KEY_FEATURE_BROWSER_EMULATION \ "Software\\Microsoft\\Internet " \ "Explorer\\Main\\FeatureControl\\FEATURE_BROWSER_EMULATION" static int webview_fix_ie_compat_mode() { HKEY hKey; DWORD ie_version = 11000; TCHAR appname[MAX_PATH + 1]; TCHAR *p; if (GetModuleFileName(NULL, appname, MAX_PATH + 1) == 0) { return -1; } for (p = &appname[strlen(appname) - 1]; p != appname && *p != '\\'; p--) { } p++; if (RegCreateKey(HKEY_CURRENT_USER, WEBVIEW_KEY_FEATURE_BROWSER_EMULATION, &hKey) != ERROR_SUCCESS) { return -1; } if (RegSetValueEx(hKey, p, 0, REG_DWORD, (BYTE *)&ie_version, sizeof(ie_version)) != ERROR_SUCCESS) { RegCloseKey(hKey); return -1; } RegCloseKey(hKey); return 0; } // MSHTML WEBVIEW_API int webview_init(struct webview *w) { WNDCLASSEX wc; HINSTANCE hInstance; DWORD style; RECT clientRect; RECT rect; if (webview_fix_ie_compat_mode() < 0) { return -1; } hInstance = GetModuleHandle(NULL); if (hInstance == NULL) { return -1; } if (OleInitialize(NULL) != S_OK) { return -1; } ZeroMemory(&wc, sizeof(WNDCLASSEX)); wc.cbSize = sizeof(WNDCLASSEX); wc.hInstance = hInstance; wc.lpfnWndProc = wndproc; wc.lpszClassName = classname; RegisterClassEx(&wc); style = WS_OVERLAPPEDWINDOW; if (!w->resizable) { style = WS_OVERLAPPED | WS_CAPTION | WS_MINIMIZEBOX | WS_SYSMENU; } rect.left = 0; rect.top = 0; rect.right = w->width; rect.bottom = w->height; AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW, 0); GetClientRect(GetDesktopWindow(), &clientRect); int left = (clientRect.right / 2) - ((rect.right - rect.left) / 2); int top = (clientRect.bottom / 2) - ((rect.bottom - rect.top) / 2); rect.right = rect.right - rect.left + left; rect.left = left; rect.bottom = rect.bottom - rect.top + top; rect.top = top; w->priv.hwnd = CreateWindowEx(0, classname, w->title, style, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, HWND_DESKTOP, NULL, hInstance, (void *)w); if (w->priv.hwnd == 0) { OleUninitialize(); return -1; } SetWindowLongPtr(w->priv.hwnd, GWLP_USERDATA, (LONG_PTR)w); DisplayHTMLPage(w); SetWindowText(w->priv.hwnd, w->title); if (w->show_maximised) { ShowWindow(w->priv.hwnd, SW_SHOWMAXIMIZED); } else { ShowWindow(w->priv.hwnd, SW_SHOWDEFAULT); } UpdateWindow(w->priv.hwnd); SetFocus(w->priv.hwnd); return 0; } // MSHTML WEBVIEW_API int webview_loop(struct webview *w, int blocking) { MSG msg; if (blocking) { GetMessage(&msg, 0, 0, 0); } else { PeekMessage(&msg, 0, 0, 0, PM_REMOVE); } switch (msg.message) { case WM_QUIT: return -1; case WM_COMMAND: case WM_KEYDOWN: case WM_KEYUP: { HRESULT r = S_OK; IWebBrowser2 *webBrowser2; IOleObject *browser = *w->priv.browser; if (browser->lpVtbl->QueryInterface(browser, iid_unref(&IID_IWebBrowser2), (void **)&webBrowser2) == S_OK) { IOleInPlaceActiveObject *pIOIPAO; if (browser->lpVtbl->QueryInterface( browser, iid_unref(&IID_IOleInPlaceActiveObject), (void **)&pIOIPAO) == S_OK) { r = pIOIPAO->lpVtbl->TranslateAccelerator(pIOIPAO, &msg); pIOIPAO->lpVtbl->Release(pIOIPAO); } webBrowser2->lpVtbl->Release(webBrowser2); } if (r != S_FALSE) { break; } } default: TranslateMessage(&msg); DispatchMessage(&msg); } // update the window geometry RECT r; if (GetClientRect(w->priv.hwnd, &r)) { w->height = r.bottom - r.top; w->width = r.right - r.left; } if (GetWindowRect(w->priv.hwnd, &r)) { w->top = r.top; w->left = r.left; } return 0; } WEBVIEW_API int webview_eval(struct webview *w, const char *js) { IWebBrowser2 *webBrowser2; IHTMLDocument2 *htmlDoc2; IDispatch *docDispatch; IDispatch *scriptDispatch; if ((*w->priv.browser) ->lpVtbl->QueryInterface((*w->priv.browser), iid_unref(&IID_IWebBrowser2), (void **)&webBrowser2) != S_OK) { return -1; } if (webBrowser2->lpVtbl->get_Document(webBrowser2, &docDispatch) != S_OK) { return -1; } if (docDispatch->lpVtbl->QueryInterface(docDispatch, iid_unref(&IID_IHTMLDocument2), (void **)&htmlDoc2) != S_OK) { return -1; } if (htmlDoc2->lpVtbl->get_Script(htmlDoc2, &scriptDispatch) != S_OK) { return -1; } DISPID dispid; BSTR evalStr = SysAllocString(L"eval"); if (scriptDispatch->lpVtbl->GetIDsOfNames( scriptDispatch, iid_unref(&IID_NULL), &evalStr, 1, LOCALE_SYSTEM_DEFAULT, &dispid) != S_OK) { SysFreeString(evalStr); return -1; } SysFreeString(evalStr); DISPPARAMS params; VARIANT arg; VARIANT result; EXCEPINFO excepInfo; UINT nArgErr = (UINT)-1; params.cArgs = 1; params.cNamedArgs = 0; params.rgvarg = &arg; arg.vt = VT_BSTR; static const char *prologue = "(function(){"; static const char *epilogue = ";})();"; int n = strlen(prologue) + strlen(epilogue) + strlen(js) + 1; char *eval = (char *)malloc(n); snprintf(eval, n, "%s%s%s", prologue, js, epilogue); wchar_t *buf = webview_to_utf16(eval); if (buf == NULL) { return -1; } arg.bstrVal = SysAllocString(buf); if (scriptDispatch->lpVtbl->Invoke( scriptDispatch, dispid, iid_unref(&IID_NULL), 0, DISPATCH_METHOD, ¶ms, &result, &excepInfo, &nArgErr) != S_OK) { return -1; } SysFreeString(arg.bstrVal); free(eval); scriptDispatch->lpVtbl->Release(scriptDispatch); htmlDoc2->lpVtbl->Release(htmlDoc2); docDispatch->lpVtbl->Release(docDispatch); return 0; } WEBVIEW_API void webview_dispatch(struct webview *w, webview_dispatch_fn fn, void *arg) { PostMessageW(w->priv.hwnd, WM_WEBVIEW_DISPATCH, (WPARAM)fn, (LPARAM)arg); } WEBVIEW_API void webview_set_title(struct webview *w, const char *title) { SetWindowText(w->priv.hwnd, title); } WEBVIEW_API void webview_set_fullscreen(struct webview *w, int fullscreen) { if (w->priv.is_fullscreen == !!fullscreen) { return; } if (w->priv.is_fullscreen == 0) { w->priv.saved_style = GetWindowLong(w->priv.hwnd, GWL_STYLE); w->priv.saved_ex_style = GetWindowLong(w->priv.hwnd, GWL_EXSTYLE); GetWindowRect(w->priv.hwnd, &w->priv.saved_rect); } w->priv.is_fullscreen = !!fullscreen; if (fullscreen) { MONITORINFO monitor_info; SetWindowLong(w->priv.hwnd, GWL_STYLE, w->priv.saved_style & ~(WS_CAPTION | WS_THICKFRAME)); SetWindowLong(w->priv.hwnd, GWL_EXSTYLE, w->priv.saved_ex_style & ~(WS_EX_DLGMODALFRAME | WS_EX_WINDOWEDGE | WS_EX_CLIENTEDGE | WS_EX_STATICEDGE)); monitor_info.cbSize = sizeof(monitor_info); GetMonitorInfo(MonitorFromWindow(w->priv.hwnd, MONITOR_DEFAULTTONEAREST), &monitor_info); RECT r; r.left = monitor_info.rcMonitor.left; r.top = monitor_info.rcMonitor.top; r.right = monitor_info.rcMonitor.right; r.bottom = monitor_info.rcMonitor.bottom; SetWindowPos(w->priv.hwnd, NULL, r.left, r.top, r.right - r.left, r.bottom - r.top, SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED); } else { SetWindowLong(w->priv.hwnd, GWL_STYLE, w->priv.saved_style); SetWindowLong(w->priv.hwnd, GWL_EXSTYLE, w->priv.saved_ex_style); SetWindowPos(w->priv.hwnd, NULL, w->priv.saved_rect.left, w->priv.saved_rect.top, w->priv.saved_rect.right - w->priv.saved_rect.left, w->priv.saved_rect.bottom - w->priv.saved_rect.top, SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED); } } WEBVIEW_API void webview_set_color(struct webview *w, uint8_t r, uint8_t g, uint8_t b, uint8_t a) { HBRUSH brush = CreateSolidBrush(RGB(r, g, b)); SetClassLongPtr(w->priv.hwnd, GCLP_HBRBACKGROUND, (LONG_PTR)brush); } /* These are missing parts from MinGW */ #ifndef __IFileDialog_INTERFACE_DEFINED__ #define __IFileDialog_INTERFACE_DEFINED__ enum _FILEOPENDIALOGOPTIONS { FOS_OVERWRITEPROMPT = 0x2, FOS_STRICTFILETYPES = 0x4, FOS_NOCHANGEDIR = 0x8, FOS_PICKFOLDERS = 0x20, FOS_FORCEFILESYSTEM = 0x40, FOS_ALLNONSTORAGEITEMS = 0x80, FOS_NOVALIDATE = 0x100, FOS_ALLOWMULTISELECT = 0x200, FOS_PATHMUSTEXIST = 0x800, FOS_FILEMUSTEXIST = 0x1000, FOS_CREATEPROMPT = 0x2000, FOS_SHAREAWARE = 0x4000, FOS_NOREADONLYRETURN = 0x8000, FOS_NOTESTFILECREATE = 0x10000, FOS_HIDEMRUPLACES = 0x20000, FOS_HIDEPINNEDPLACES = 0x40000, FOS_NODEREFERENCELINKS = 0x100000, FOS_DONTADDTORECENT = 0x2000000, FOS_FORCESHOWHIDDEN = 0x10000000, FOS_DEFAULTNOMINIMODE = 0x20000000, FOS_FORCEPREVIEWPANEON = 0x40000000 }; typedef DWORD FILEOPENDIALOGOPTIONS; typedef enum FDAP { FDAP_BOTTOM = 0, FDAP_TOP = 1 } FDAP; DEFINE_GUID(IID_IFileDialog, 0x42f85136, 0xdb7e, 0x439c, 0x85, 0xf1, 0xe4, 0x07, 0x5d, 0x13, 0x5f, 0xc8); typedef struct IFileDialogVtbl { BEGIN_INTERFACE HRESULT(STDMETHODCALLTYPE *QueryInterface) (IFileDialog *This, REFIID riid, void **ppvObject); ULONG(STDMETHODCALLTYPE *AddRef)(IFileDialog *This); ULONG(STDMETHODCALLTYPE *Release)(IFileDialog *This); HRESULT(STDMETHODCALLTYPE *Show)(IFileDialog *This, HWND hwndOwner); HRESULT(STDMETHODCALLTYPE *SetFileTypes) (IFileDialog *This, UINT cFileTypes, const COMDLG_FILTERSPEC *rgFilterSpec); HRESULT(STDMETHODCALLTYPE *SetFileTypeIndex) (IFileDialog *This, UINT iFileType); HRESULT(STDMETHODCALLTYPE *GetFileTypeIndex) (IFileDialog *This, UINT *piFileType); HRESULT(STDMETHODCALLTYPE *Advise) (IFileDialog *This, IFileDialogEvents *pfde, DWORD *pdwCookie); HRESULT(STDMETHODCALLTYPE *Unadvise)(IFileDialog *This, DWORD dwCookie); HRESULT(STDMETHODCALLTYPE *SetOptions) (IFileDialog *This, FILEOPENDIALOGOPTIONS fos); HRESULT(STDMETHODCALLTYPE *GetOptions) (IFileDialog *This, FILEOPENDIALOGOPTIONS *pfos); HRESULT(STDMETHODCALLTYPE *SetDefaultFolder) (IFileDialog *This, IShellItem *psi); HRESULT(STDMETHODCALLTYPE *SetFolder)(IFileDialog *This, IShellItem *psi); HRESULT(STDMETHODCALLTYPE *GetFolder)(IFileDialog *This, IShellItem **ppsi); HRESULT(STDMETHODCALLTYPE *GetCurrentSelection) (IFileDialog *This, IShellItem **ppsi); HRESULT(STDMETHODCALLTYPE *SetFileName)(IFileDialog *This, LPCWSTR pszName); HRESULT(STDMETHODCALLTYPE *GetFileName)(IFileDialog *This, LPWSTR *pszName); HRESULT(STDMETHODCALLTYPE *SetTitle)(IFileDialog *This, LPCWSTR pszTitle); HRESULT(STDMETHODCALLTYPE *SetOkButtonLabel) (IFileDialog *This, LPCWSTR pszText); HRESULT(STDMETHODCALLTYPE *SetFileNameLabel) (IFileDialog *This, LPCWSTR pszLabel); HRESULT(STDMETHODCALLTYPE *GetResult)(IFileDialog *This, IShellItem **ppsi); HRESULT(STDMETHODCALLTYPE *AddPlace) (IFileDialog *This, IShellItem *psi, FDAP fdap); HRESULT(STDMETHODCALLTYPE *SetDefaultExtension) (IFileDialog *This, LPCWSTR pszDefaultExtension); HRESULT(STDMETHODCALLTYPE *Close)(IFileDialog *This, HRESULT hr); HRESULT(STDMETHODCALLTYPE *SetClientGuid)(IFileDialog *This, REFGUID guid); HRESULT(STDMETHODCALLTYPE *ClearClientData)(IFileDialog *This); HRESULT(STDMETHODCALLTYPE *SetFilter) (IFileDialog *This, IShellItemFilter *pFilter); END_INTERFACE } IFileDialogVtbl; interface IFileDialog { CONST_VTBL IFileDialogVtbl *lpVtbl; }; DEFINE_GUID(IID_IFileOpenDialog, 0xd57c7288, 0xd4ad, 0x4768, 0xbe, 0x02, 0x9d, 0x96, 0x95, 0x32, 0xd9, 0x60); DEFINE_GUID(IID_IFileSaveDialog, 0x84bccd23, 0x5fde, 0x4cdb, 0xae, 0xa4, 0xaf, 0x64, 0xb8, 0x3d, 0x78, 0xab); #endif WEBVIEW_API void webview_dialog(struct webview *w, enum webview_dialog_type dlgtype, int flags, const char *title, const char *arg, char *result, size_t resultsz) { if (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN || dlgtype == WEBVIEW_DIALOG_TYPE_SAVE) { IFileDialog *dlg = NULL; IShellItem *res = NULL; WCHAR *ws = NULL; char *s = NULL; FILEOPENDIALOGOPTIONS opts, add_opts; if (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN) { if (CoCreateInstance( iid_unref(&CLSID_FileOpenDialog), NULL, CLSCTX_INPROC_SERVER, iid_unref(&IID_IFileOpenDialog), (void **)&dlg) != S_OK) { goto error_dlg; } if (flags & WEBVIEW_DIALOG_FLAG_DIRECTORY) { add_opts |= FOS_PICKFOLDERS; } add_opts |= FOS_NOCHANGEDIR | FOS_ALLNONSTORAGEITEMS | FOS_NOVALIDATE | FOS_PATHMUSTEXIST | FOS_FILEMUSTEXIST | FOS_SHAREAWARE | FOS_NOTESTFILECREATE | FOS_NODEREFERENCELINKS | FOS_FORCESHOWHIDDEN | FOS_DEFAULTNOMINIMODE; } else { if (CoCreateInstance( iid_unref(&CLSID_FileSaveDialog), NULL, CLSCTX_INPROC_SERVER, iid_unref(&IID_IFileSaveDialog), (void **)&dlg) != S_OK) { goto error_dlg; } add_opts |= FOS_OVERWRITEPROMPT | FOS_NOCHANGEDIR | FOS_ALLNONSTORAGEITEMS | FOS_NOVALIDATE | FOS_SHAREAWARE | FOS_NOTESTFILECREATE | FOS_NODEREFERENCELINKS | FOS_FORCESHOWHIDDEN | FOS_DEFAULTNOMINIMODE; } if (dlg->lpVtbl->GetOptions(dlg, &opts) != S_OK) { goto error_dlg; } opts &= ~FOS_NOREADONLYRETURN; opts |= add_opts; if (dlg->lpVtbl->SetOptions(dlg, opts) != S_OK) { goto error_dlg; } if (dlg->lpVtbl->Show(dlg, w->priv.hwnd) != S_OK) { goto error_dlg; } if (dlg->lpVtbl->GetResult(dlg, &res) != S_OK) { goto error_dlg; } if (res->lpVtbl->GetDisplayName(res, SIGDN_FILESYSPATH, &ws) != S_OK) { goto error_result; } s = webview_from_utf16(ws); strncpy(result, s, resultsz); result[resultsz - 1] = '\0'; CoTaskMemFree(ws); error_result: res->lpVtbl->Release(res); error_dlg: dlg->lpVtbl->Release(dlg); return; } else if (dlgtype == WEBVIEW_DIALOG_TYPE_ALERT) { #if 0 /* MinGW often doesn't contain TaskDialog, we'll use MessageBox for now */ WCHAR *wtitle = webview_to_utf16(title); WCHAR *warg = webview_to_utf16(arg); TaskDialog(w->priv.hwnd, NULL, NULL, wtitle, warg, 0, NULL, NULL); GlobalFree(warg); GlobalFree(wtitle); #else UINT type = MB_OK; switch (flags & WEBVIEW_DIALOG_FLAG_ALERT_MASK) { case WEBVIEW_DIALOG_FLAG_INFO: type |= MB_ICONINFORMATION; break; case WEBVIEW_DIALOG_FLAG_WARNING: type |= MB_ICONWARNING; break; case WEBVIEW_DIALOG_FLAG_ERROR: type |= MB_ICONERROR; break; } MessageBox(w->priv.hwnd, arg, title, type); #endif } } WEBVIEW_API void webview_terminate(struct webview *w) { PostQuitMessage(0); } WEBVIEW_API void webview_exit(struct webview *w) { OleUninitialize(); } WEBVIEW_API void webview_print_log(const char *s) { OutputDebugString(s); } #endif /* WEBVIEW_WINAPI */ #if defined(WEBVIEW_COCOA) #if (!defined MAC_OS_X_VERSION_10_12) || \ MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_12 #define NSAlertStyleWarning NSWarningAlertStyle #define NSAlertStyleCritical NSCriticalAlertStyle #define NSWindowStyleMaskResizable NSResizableWindowMask #define NSWindowStyleMaskMiniaturizable NSMiniaturizableWindowMask #define NSWindowStyleMaskTitled NSTitledWindowMask #define NSWindowStyleMaskClosable NSClosableWindowMask #define NSWindowStyleMaskFullScreen NSFullScreenWindowMask #define NSEventMaskAny NSAnyEventMask #define NSEventModifierFlagCommand NSCommandKeyMask #define NSEventModifierFlagOption NSAlternateKeyMask #define NSAlertStyleInformational NSInformationalAlertStyle #endif /* MAC_OS_X_VERSION_10_12 */ #if (!defined MAC_OS_X_VERSION_10_13) || \ MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_13 #define NSModalResponseOK NSFileHandlingPanelOKButton #endif /* MAC_OS_X_VERSION_10_12, MAC_OS_X_VERSION_10_13 */ static void webview_window_will_close(id self, SEL cmd, id notification) { struct webview *w = (struct webview *)objc_getAssociatedObject(self, "webview"); webview_terminate(w); } static BOOL webview_is_selector_excluded_from_web_script(id self, SEL cmd, SEL selector) { return selector != @selector(invoke:); } static NSString *webview_webscript_name_for_selector(id self, SEL cmd, SEL selector) { return selector == @selector(invoke:) ? @"invoke" : nil; } static void webview_did_clear_window_object(id self, SEL cmd, id webview, id script, id frame) { [script setValue:self forKey:@"external"]; } static void webview_external_invoke(id self, SEL cmd, id arg) { struct webview *w = (struct webview *)objc_getAssociatedObject(self, "webview"); if (w == NULL || w->external_invoke_cb == NULL) { return; } if ([arg isKindOfClass:[NSString class]] == NO) { return; } w->external_invoke_cb(w, [(NSString *)(arg)UTF8String]); } // COCOA WEBVIEW_API int webview_init(struct webview *w) { w->priv.pool = [[NSAutoreleasePool alloc] init]; [NSApplication sharedApplication]; Class webViewDelegateClass = objc_allocateClassPair([NSObject class], "WebViewDelegate", 0); class_addMethod(webViewDelegateClass, sel_registerName("windowWillClose:"), (IMP)webview_window_will_close, "v@:@"); class_addMethod(object_getClass(webViewDelegateClass), sel_registerName("isSelectorExcludedFromWebScript:"), (IMP)webview_is_selector_excluded_from_web_script, "c@::"); class_addMethod(object_getClass(webViewDelegateClass), sel_registerName("webScriptNameForSelector:"), (IMP)webview_webscript_name_for_selector, "c@::"); class_addMethod(webViewDelegateClass, sel_registerName("webView:didClearWindowObject:forFrame:"), (IMP)webview_did_clear_window_object, "v@:@@@"); class_addMethod(webViewDelegateClass, sel_registerName("invoke:"), (IMP)webview_external_invoke, "v@:@"); objc_registerClassPair(webViewDelegateClass); w->priv.windowDelegate = [[webViewDelegateClass alloc] init]; objc_setAssociatedObject(w->priv.windowDelegate, "webview", (id)(w), OBJC_ASSOCIATION_ASSIGN); NSString *nsTitle = [NSString stringWithUTF8String:w->title]; NSRect r; if (w->show_maximised) { r = [[NSScreen mainScreen] visibleFrame]; // show maximised if need be CGFloat h = NSHeight(r); CGFloat w = NSWidth(r); r = NSMakeRect(0, 0, w, h); } else { r = NSMakeRect(0, 0, w->width, w->height); } NSUInteger style = NSWindowStyleMaskTitled | NSWindowStyleMaskClosable | NSWindowStyleMaskMiniaturizable; if (w->resizable) { style = style | NSWindowStyleMaskResizable; } w->priv.window = [[NSWindow alloc] initWithContentRect:r styleMask:style backing:NSBackingStoreBuffered defer:NO]; [w->priv.window autorelease]; [w->priv.window setTitle:nsTitle]; [w->priv.window setDelegate:w->priv.windowDelegate]; [w->priv.window center]; [[NSUserDefaults standardUserDefaults] setBool:!!w->debug forKey:@"WebKitDeveloperExtras"]; [[NSUserDefaults standardUserDefaults] synchronize]; w->priv.webview = [[WebView alloc] initWithFrame:r frameName:@"WebView" groupName:nil]; NSURL *nsURL = [NSURL URLWithString:[NSString stringWithUTF8String:webview_check_url(w->url)]]; [[w->priv.webview mainFrame] loadRequest:[NSURLRequest requestWithURL:nsURL]]; [w->priv.webview setAutoresizesSubviews:YES]; [w->priv.webview setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable]; w->priv.webview.frameLoadDelegate = w->priv.windowDelegate; [[w->priv.window contentView] addSubview:w->priv.webview]; [w->priv.window orderFrontRegardless]; [NSApp setActivationPolicy:NSApplicationActivationPolicyRegular]; [NSApp finishLaunching]; [NSApp activateIgnoringOtherApps:YES]; NSMenu *menubar = [[[NSMenu alloc] initWithTitle:@""] autorelease]; NSString *appName = [[NSProcessInfo processInfo] processName]; NSMenuItem *appMenuItem = [[[NSMenuItem alloc] initWithTitle:appName action:NULL keyEquivalent:@""] autorelease]; NSMenu *appMenu = [[[NSMenu alloc] initWithTitle:appName] autorelease]; [appMenuItem setSubmenu:appMenu]; [menubar addItem:appMenuItem]; NSString *title = [@"Hide " stringByAppendingString:appName]; NSMenuItem *item = [[[NSMenuItem alloc] initWithTitle:title action:@selector(hide:) keyEquivalent:@"h"] autorelease]; [appMenu addItem:item]; item = [[[NSMenuItem alloc] initWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"] autorelease]; [item setKeyEquivalentModifierMask:(NSEventModifierFlagOption | NSEventModifierFlagCommand)]; [appMenu addItem:item]; item = [[[NSMenuItem alloc] initWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""] autorelease]; [appMenu addItem:item]; [appMenu addItem:[NSMenuItem separatorItem]]; title = [@"Quit " stringByAppendingString:appName]; item = [[[NSMenuItem alloc] initWithTitle:title action:@selector(terminate:) keyEquivalent:@"q"] autorelease]; [appMenu addItem:item]; // Edit menu NSMenu *editMenu = [[[NSMenu alloc] initWithTitle:@"Edit"] autorelease]; item = [[[NSMenuItem alloc] initWithTitle:@"Cut" action:@selector(cut:) keyEquivalent:@"x"] autorelease]; [editMenu addItem:item]; item = [[[NSMenuItem alloc] initWithTitle:@"Copy" action:@selector(copy:) keyEquivalent:@"c"] autorelease]; [editMenu addItem:item]; item = [[[NSMenuItem alloc] initWithTitle:@"Paste" action:@selector(paste:) keyEquivalent:@"v"] autorelease]; [editMenu addItem:item]; NSMenuItem *editMenuItem = [[[NSMenuItem alloc] initWithTitle:@"Edit" action:NULL keyEquivalent:@""] autorelease]; [editMenuItem setSubmenu:editMenu]; [menubar addItem:editMenuItem]; // Selection menu NSMenu *selectionMenu = [[[NSMenu alloc] initWithTitle:@"Selection"] autorelease]; item = [[[NSMenuItem alloc] initWithTitle:@"Select All" action:@selector(selectAll:) keyEquivalent:@"a"] autorelease]; [selectionMenu addItem:item]; NSMenuItem *selectionMenuItem = [[[NSMenuItem alloc] initWithTitle:@"Selection" action:NULL keyEquivalent:@""] autorelease]; [selectionMenuItem setSubmenu:selectionMenu]; [menubar addItem:selectionMenuItem]; [NSApp setMainMenu:menubar]; w->priv.should_exit = 0; return 0; } // COCOA WEBVIEW_API int webview_loop(struct webview *w, int blocking) { NSDate *until = (blocking ? [NSDate distantFuture] : [NSDate distantPast]); NSEvent *event = [NSApp nextEventMatchingMask:NSEventMaskAny untilDate:until inMode:NSDefaultRunLoopMode dequeue:YES]; if (event) { [NSApp sendEvent:event]; } // get window geometry CGSize s = w->priv.window.frame.size; w->height = s.height; w->width = s.width; return w->priv.should_exit; } WEBVIEW_API int webview_eval(struct webview *w, const char *js) { NSString *nsJS = [NSString stringWithUTF8String:js]; [[w->priv.webview windowScriptObject] evaluateWebScript:nsJS]; return 0; } WEBVIEW_API void webview_set_title(struct webview *w, const char *title) { NSString *nsTitle = [NSString stringWithUTF8String:title]; [w->priv.window setTitle:nsTitle]; } WEBVIEW_API void webview_set_fullscreen(struct webview *w, int fullscreen) { int b = ((([w->priv.window styleMask] & NSWindowStyleMaskFullScreen) == NSWindowStyleMaskFullScreen) ? 1 : 0); if (b != fullscreen) { [w->priv.window toggleFullScreen:nil]; } } WEBVIEW_API void webview_set_color(struct webview *w, uint8_t r, uint8_t g, uint8_t b, uint8_t a) { [w->priv.window setBackgroundColor:[NSColor colorWithRed:(CGFloat)r / 255.0 green:(CGFloat)g / 255.0 blue:(CGFloat)b / 255.0 alpha:(CGFloat)a / 255.0]]; if (0.5 >= ((r / 255.0 * 299.0) + (g / 255.0 * 587.0) + (b / 255.0 * 114.0)) / 1000.0) { [w->priv.window setAppearance:[NSAppearance appearanceNamed:NSAppearanceNameVibrantDark]]; } else { [w->priv.window setAppearance:[NSAppearance appearanceNamed:NSAppearanceNameVibrantLight]]; } [w->priv.window setOpaque:NO]; [w->priv.window setTitlebarAppearsTransparent:YES]; [w->priv.webview setDrawsBackground:NO]; } WEBVIEW_API void webview_dialog(struct webview *w, enum webview_dialog_type dlgtype, int flags, const char *title, const char *arg, char *result, size_t resultsz) { if (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN || dlgtype == WEBVIEW_DIALOG_TYPE_SAVE) { NSSavePanel *panel; if (dlgtype == WEBVIEW_DIALOG_TYPE_OPEN) { NSOpenPanel *openPanel = [NSOpenPanel openPanel]; if (flags & WEBVIEW_DIALOG_FLAG_DIRECTORY) { [openPanel setCanChooseFiles:NO]; [openPanel setCanChooseDirectories:YES]; } else { [openPanel setCanChooseFiles:YES]; [openPanel setCanChooseDirectories:NO]; } [openPanel setResolvesAliases:NO]; [openPanel setAllowsMultipleSelection:NO]; panel = openPanel; } else { panel = [NSSavePanel savePanel]; } [panel setCanCreateDirectories:YES]; [panel setShowsHiddenFiles:YES]; [panel setExtensionHidden:NO]; [panel setCanSelectHiddenExtension:NO]; [panel setTreatsFilePackagesAsDirectories:YES]; [panel beginSheetModalForWindow:w->priv.window completionHandler:^(NSInteger result) { [NSApp stopModalWithCode:result]; }]; if ([NSApp runModalForWindow:panel] == NSModalResponseOK) { const char *filename = [[[panel URL] path] UTF8String]; strlcpy(result, filename, resultsz); } } else if (dlgtype == WEBVIEW_DIALOG_TYPE_ALERT) { NSAlert *a = [NSAlert new]; switch (flags & WEBVIEW_DIALOG_FLAG_ALERT_MASK) { case WEBVIEW_DIALOG_FLAG_INFO: [a setAlertStyle:NSAlertStyleInformational]; break; case WEBVIEW_DIALOG_FLAG_WARNING: NSLog(@"warning"); [a setAlertStyle:NSAlertStyleWarning]; break; case WEBVIEW_DIALOG_FLAG_ERROR: NSLog(@"error"); [a setAlertStyle:NSAlertStyleCritical]; break; } [a setShowsHelp:NO]; [a setShowsSuppressionButton:NO]; [a setMessageText:[NSString stringWithUTF8String:title]]; [a setInformativeText:[NSString stringWithUTF8String:arg]]; [a addButtonWithTitle:@"OK"]; [a runModal]; [a release]; } } static void webview_dispatch_cb(void *arg) { struct webview_dispatch_arg *context = (struct webview_dispatch_arg *)arg; (context->fn)(context->w, context->arg); free(context); } WEBVIEW_API void webview_dispatch(struct webview *w, webview_dispatch_fn fn, void *arg) { struct webview_dispatch_arg *context = (struct webview_dispatch_arg *)malloc( sizeof(struct webview_dispatch_arg)); context->w = w; context->arg = arg; context->fn = fn; dispatch_async_f(dispatch_get_main_queue(), context, webview_dispatch_cb); } WEBVIEW_API void webview_terminate(struct webview *w) { w->priv.should_exit = 1; } WEBVIEW_API void webview_exit(struct webview *w) { [NSApp terminate:NSApp]; } WEBVIEW_API void webview_print_log(const char *s) { NSLog(@"%s", s); } #endif /* WEBVIEW_COCOA */ #endif /* WEBVIEW_IMPLEMENTATION */ #ifdef __cplusplus } #endif #endif /* WEBVIEW_H */