598 lines
16 KiB
C++
598 lines
16 KiB
C++
// Copyright (c) 2010 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that
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// can be found in the LICENSE file.
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#include "include/cef.h"
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#include "include/cef_runnable.h"
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#include "include/cef_wrapper.h"
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#include "cefclient.h"
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#include "binding_test.h"
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#include "download_handler.h"
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#include "string_util.h"
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#include "util.h"
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#include <sstream>
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#include <stdio.h>
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#include <string>
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// ClientHandler::ClientDownloadListener implementation
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void ClientHandler::ClientDownloadListener::NotifyDownloadComplete(
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const CefString& fileName)
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{
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handler_->SetLastDownloadFile(fileName);
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handler_->SendNotification(NOTIFY_DOWNLOAD_COMPLETE);
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}
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void ClientHandler::ClientDownloadListener::NotifyDownloadError(
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const CefString& fileName)
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{
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handler_->SetLastDownloadFile(fileName);
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handler_->SendNotification(NOTIFY_DOWNLOAD_ERROR);
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}
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// ClientHandler implementation
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ClientHandler::ClientHandler()
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: m_MainHwnd(NULL),
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m_BrowserHwnd(NULL),
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m_EditHwnd(NULL),
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m_BackHwnd(NULL),
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m_ForwardHwnd(NULL),
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m_StopHwnd(NULL),
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m_ReloadHwnd(NULL),
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ALLOW_THIS_IN_INITIALIZER_LIST(
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m_DownloadListener(new ClientDownloadListener(this)))
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{
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}
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ClientHandler::~ClientHandler()
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{
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}
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CefHandler::RetVal ClientHandler::HandleAfterCreated(
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CefRefPtr<CefBrowser> browser)
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{
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REQUIRE_UI_THREAD();
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Lock();
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if(!browser->IsPopup())
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{
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// We need to keep the main child window, but not popup windows
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m_Browser = browser;
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m_BrowserHwnd = browser->GetWindowHandle();
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}
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Unlock();
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return RV_CONTINUE;
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}
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CefHandler::RetVal ClientHandler::HandleNavStateChange(
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CefRefPtr<CefBrowser> browser, bool canGoBack, bool canGoForward)
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{
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REQUIRE_UI_THREAD();
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SetNavState(canGoBack, canGoForward);
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return RV_CONTINUE;
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}
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CefHandler::RetVal ClientHandler::HandleLoadStart(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame)
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{
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REQUIRE_UI_THREAD();
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if(!browser->IsPopup() && frame->IsMain())
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{
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// We've just started loading a page
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SetLoading(true);
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}
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return RV_CONTINUE;
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}
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CefHandler::RetVal ClientHandler::HandleLoadEnd(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame, int httpStatusCode)
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{
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REQUIRE_UI_THREAD();
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if(!browser->IsPopup() && frame->IsMain())
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{
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// We've just finished loading a page
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SetLoading(false);
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CefRefPtr<CefDOMVisitor> visitor = GetDOMVisitor(frame->GetURL());
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if(visitor.get())
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frame->VisitDOM(visitor);
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}
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return RV_CONTINUE;
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}
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CefHandler::RetVal ClientHandler::HandleLoadError(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame, ErrorCode errorCode, const CefString& failedUrl,
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CefString& errorText)
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{
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REQUIRE_UI_THREAD();
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if(errorCode == ERR_CACHE_MISS)
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{
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// Usually caused by navigating to a page with POST data via back or
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// forward buttons.
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errorText = "<html><head><title>Expired Form Data</title></head>"
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"<body><h1>Expired Form Data</h1>"
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"<h2>Your form request has expired. "
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"Click reload to re-submit the form data.</h2></body>"
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"</html>";
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}
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else
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{
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// All other messages.
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std::stringstream ss;
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ss << "<html><head><title>Load Failed</title></head>"
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"<body><h1>Load Failed</h1>"
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"<h2>Load of URL " << std::string(failedUrl) <<
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" failed with error code " << static_cast<int>(errorCode) <<
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".</h2></body>"
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"</html>";
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errorText = ss.str();
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}
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return RV_HANDLED;
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}
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CefHandler::RetVal ClientHandler::HandleDownloadResponse(
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CefRefPtr<CefBrowser> browser, const CefString& mimeType,
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const CefString& fileName, int64 contentLength,
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CefRefPtr<CefDownloadHandler>& handler)
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{
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REQUIRE_UI_THREAD();
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// Create the handler for the file download.
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handler = CreateDownloadHandler(m_DownloadListener, fileName);
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return RV_CONTINUE;
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}
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CefHandler::RetVal ClientHandler::HandlePrintHeaderFooter(
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CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame,
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CefPrintInfo& printInfo, const CefString& url, const CefString& title,
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int currentPage, int maxPages, CefString& topLeft,
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CefString& topCenter, CefString& topRight, CefString& bottomLeft,
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CefString& bottomCenter, CefString& bottomRight)
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{
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REQUIRE_UI_THREAD();
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// Place the page title at top left
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topLeft = title;
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// Place the page URL at top right
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topRight = url;
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// Place "Page X of Y" at bottom center
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std::stringstream strstream;
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strstream << "Page " << currentPage << " of " << maxPages;
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bottomCenter = strstream.str();
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return RV_CONTINUE;
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}
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CefHandler::RetVal ClientHandler::HandleJSBinding(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame, CefRefPtr<CefV8Value> object)
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{
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REQUIRE_UI_THREAD();
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// Add the V8 bindings.
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InitBindingTest(browser, frame, object);
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return RV_HANDLED;
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}
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CefHandler::RetVal ClientHandler::HandleBeforeWindowClose(
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CefRefPtr<CefBrowser> browser)
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{
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REQUIRE_UI_THREAD();
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if(m_BrowserHwnd == browser->GetWindowHandle())
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{
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// Free the browser pointer so that the browser can be destroyed
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m_Browser = NULL;
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}
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return RV_CONTINUE;
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}
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CefHandler::RetVal ClientHandler::HandleConsoleMessage(
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CefRefPtr<CefBrowser> browser, const CefString& message,
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const CefString& source, int line)
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{
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REQUIRE_UI_THREAD();
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Lock();
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bool first_message = m_LogFile.empty();
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if(first_message) {
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std::stringstream ss;
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ss << AppGetWorkingDirectory();
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#ifdef _WIN32
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ss << "\\";
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#else
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ss << "/";
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#endif
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ss << "console.log";
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m_LogFile = ss.str();
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}
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std::string logFile = m_LogFile;
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Unlock();
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FILE* file = fopen(logFile.c_str(), "a");
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if(file) {
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std::stringstream ss;
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ss << "Message: " << std::string(message) << "\r\nSource: " <<
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std::string(source) << "\r\nLine: " << line <<
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"\r\n-----------------------\r\n";
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fputs(ss.str().c_str(), file);
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fclose(file);
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if(first_message)
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SendNotification(NOTIFY_CONSOLE_MESSAGE);
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}
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return RV_HANDLED;
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}
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void ClientHandler::SetMainHwnd(CefWindowHandle hwnd)
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{
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Lock();
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m_MainHwnd = hwnd;
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Unlock();
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}
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void ClientHandler::SetEditHwnd(CefWindowHandle hwnd)
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{
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Lock();
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m_EditHwnd = hwnd;
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Unlock();
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}
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void ClientHandler::SetButtonHwnds(CefWindowHandle backHwnd,
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CefWindowHandle forwardHwnd,
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CefWindowHandle stopHwnd,
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CefWindowHandle reloadHwnd)
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{
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Lock();
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m_BackHwnd = backHwnd;
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m_ForwardHwnd = forwardHwnd;
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m_StopHwnd = stopHwnd;
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m_ReloadHwnd = reloadHwnd;
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Unlock();
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}
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std::string ClientHandler::GetLogFile()
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{
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Lock();
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std::string str = m_LogFile;
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Unlock();
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return str;
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}
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void ClientHandler::SetLastDownloadFile(const std::string& fileName)
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{
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Lock();
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m_LastDownloadFile = fileName;
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Unlock();
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}
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std::string ClientHandler::GetLastDownloadFile()
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{
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std::string str;
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Lock();
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str = m_LastDownloadFile;
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Unlock();
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return str;
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}
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void ClientHandler::AddDOMVisitor(const std::string& path,
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CefRefPtr<CefDOMVisitor> visitor)
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{
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AutoLock lock_scope(this);
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DOMVisitorMap::iterator it = m_DOMVisitors.find(path);
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if (it == m_DOMVisitors.end())
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m_DOMVisitors.insert(std::make_pair(path, visitor));
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else
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it->second = visitor;
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}
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CefRefPtr<CefDOMVisitor> ClientHandler::GetDOMVisitor(const std::string& path)
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{
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AutoLock lock_scope(this);
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DOMVisitorMap::iterator it = m_DOMVisitors.find(path);
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if (it != m_DOMVisitors.end())
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return it->second;
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return NULL;
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}
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// Global functions
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CefRefPtr<ClientHandler> g_handler;
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CefRefPtr<CefBrowser> AppGetBrowser()
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{
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if(!g_handler.get())
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return NULL;
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return g_handler->GetBrowser();
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}
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CefWindowHandle AppGetMainHwnd()
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{
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if(!g_handler.get())
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return NULL;
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return g_handler->GetMainHwnd();
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}
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static void ExecuteGetSource(CefRefPtr<CefFrame> frame)
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{
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// Retrieve the current page source and display.
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std::string source = frame->GetSource();
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source = StringReplace(source, "<", "<");
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source = StringReplace(source, ">", ">");
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std::stringstream ss;
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ss << "<html><body>Source:" << "<pre>" << source
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<< "</pre></body></html>";
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frame->LoadString(ss.str(), "http://tests/getsource");
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}
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void RunGetSourceTest(CefRefPtr<CefBrowser> browser)
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{
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// Execute the GetSource() call on the UI thread.
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CefPostTask(TID_UI,
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NewCefRunnableFunction(&ExecuteGetSource, browser->GetMainFrame()));
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}
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static void ExecuteGetText(CefRefPtr<CefFrame> frame)
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{
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std::string text = frame->GetText();
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text = StringReplace(text, "<", "<");
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text = StringReplace(text, ">", ">");
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std::stringstream ss;
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ss << "<html><body>Text:" << "<pre>" << text
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<< "</pre></body></html>";
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frame->LoadString(ss.str(), "http://tests/gettext");
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}
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void RunGetTextTest(CefRefPtr<CefBrowser> browser)
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{
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// Execute the GetText() call on the UI thread.
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CefPostTask(TID_UI,
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NewCefRunnableFunction(&ExecuteGetText, browser->GetMainFrame()));
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}
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void RunRequestTest(CefRefPtr<CefBrowser> browser)
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{
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// Create a new request
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CefRefPtr<CefRequest> request(CefRequest::CreateRequest());
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// Set the request URL
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request->SetURL("http://tests/request");
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// Add post data to the request. The correct method and content-
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// type headers will be set by CEF.
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CefRefPtr<CefPostDataElement> postDataElement(
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CefPostDataElement::CreatePostDataElement());
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std::string data = "arg1=val1&arg2=val2";
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postDataElement->SetToBytes(data.length(), data.c_str());
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CefRefPtr<CefPostData> postData(CefPostData::CreatePostData());
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postData->AddElement(postDataElement);
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request->SetPostData(postData);
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// Add a custom header
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CefRequest::HeaderMap headerMap;
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headerMap.insert(
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std::make_pair("X-My-Header", "My Header Value"));
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request->SetHeaderMap(headerMap);
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// Load the request
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browser->GetMainFrame()->LoadRequest(request);
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}
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void RunJavaScriptExecuteTest(CefRefPtr<CefBrowser> browser)
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{
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browser->GetMainFrame()->ExecuteJavaScript(
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"alert('JavaScript execute works!');", "about:blank", 0);
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}
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void RunPopupTest(CefRefPtr<CefBrowser> browser)
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{
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browser->GetMainFrame()->ExecuteJavaScript(
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"window.open('http://www.google.com');", "about:blank", 0);
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}
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void RunLocalStorageTest(CefRefPtr<CefBrowser> browser)
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{
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browser->GetMainFrame()->LoadURL("http://tests/localstorage");
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}
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void RunAccelerated2DCanvasTest(CefRefPtr<CefBrowser> browser)
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{
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browser->GetMainFrame()->LoadURL(
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"http://mudcu.be/labs/JS1k/BreathingGalaxies.html");
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}
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void RunAcceleratedLayersTest(CefRefPtr<CefBrowser> browser)
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{
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browser->GetMainFrame()->LoadURL(
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"http://webkit.org/blog-files/3d-transforms/poster-circle.html");
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}
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void RunWebGLTest(CefRefPtr<CefBrowser> browser)
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{
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browser->GetMainFrame()->LoadURL(
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"http://webglsamples.googlecode.com/hg/field/field.html");
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}
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void RunHTML5VideoTest(CefRefPtr<CefBrowser> browser)
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{
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browser->GetMainFrame()->LoadURL(
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"http://www.youtube.com/watch?v=siOHh0uzcuY&html5=True");
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}
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void RunXMLHTTPRequestTest(CefRefPtr<CefBrowser> browser)
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{
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browser->GetMainFrame()->LoadURL("http://tests/xmlhttprequest");
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}
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void RunWebURLRequestTest(CefRefPtr<CefBrowser> browser)
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{
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class RequestClient : public CefThreadSafeBase<CefWebURLRequestClient>
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{
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public:
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RequestClient(CefRefPtr<CefBrowser> browser) : browser_(browser) {}
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virtual void OnStateChange(CefRefPtr<CefWebURLRequest> requester,
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RequestState state)
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{
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REQUIRE_UI_THREAD();
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if (state == WUR_STATE_DONE) {
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buffer_ = StringReplace(buffer_, "<", "<");
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buffer_ = StringReplace(buffer_, ">", ">");
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std::stringstream ss;
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ss << "<html><body>Source:<pre>" << buffer_ << "</pre></body></html>";
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browser_->GetMainFrame()->LoadString(ss.str(),
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"http://tests/weburlrequest");
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}
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}
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virtual void OnRedirect(CefRefPtr<CefWebURLRequest> requester,
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CefRefPtr<CefRequest> request,
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CefRefPtr<CefResponse> response)
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{
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REQUIRE_UI_THREAD();
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}
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virtual void OnHeadersReceived(CefRefPtr<CefWebURLRequest> requester,
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CefRefPtr<CefResponse> response)
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{
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REQUIRE_UI_THREAD();
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}
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virtual void OnProgress(CefRefPtr<CefWebURLRequest> requester,
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uint64 bytesSent, uint64 totalBytesToBeSent)
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{
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REQUIRE_UI_THREAD();
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}
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virtual void OnData(CefRefPtr<CefWebURLRequest> requester,
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const void* data, int dataLength)
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{
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REQUIRE_UI_THREAD();
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buffer_.append(static_cast<const char*>(data), dataLength);
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}
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virtual void OnError(CefRefPtr<CefWebURLRequest> requester,
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ErrorCode errorCode)
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{
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REQUIRE_UI_THREAD();
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std::stringstream ss;
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ss << "Load failed with error code " << errorCode;
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browser_->GetMainFrame()->LoadString(ss.str(),
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"http://tests/weburlrequest");
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}
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protected:
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CefRefPtr<CefBrowser> browser_;
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std::string buffer_;
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};
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CefRefPtr<CefRequest> request(CefRequest::CreateRequest());
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request->SetURL("http://www.google.com");
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CefRefPtr<CefWebURLRequestClient> client(new RequestClient(browser));
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CefRefPtr<CefWebURLRequest> requester(
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CefWebURLRequest::CreateWebURLRequest(request, client));
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}
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void RunDOMAccessTest(CefRefPtr<CefBrowser> browser)
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{
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class Listener : public CefThreadSafeBase<CefDOMEventListener>
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{
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public:
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Listener() {}
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virtual void HandleEvent(CefRefPtr<CefDOMEvent> event)
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{
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CefRefPtr<CefDOMDocument> document = event->GetDocument();
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ASSERT(document.get());
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std::stringstream ss;
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CefRefPtr<CefDOMNode> button = event->GetTarget();
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ASSERT(button.get());
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std::string buttonValue = button->GetElementAttribute("value");
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ss << "You clicked the " << buttonValue.c_str() << " button. ";
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if (document->HasSelection()) {
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std::string startName, endName;
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// Determine the start name by first trying to locate the "id" attribute
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// and then defaulting to the tag name.
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{
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CefRefPtr<CefDOMNode> node = document->GetSelectionStartNode();
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if (!node->IsElement())
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node = node->GetParent();
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if (node->IsElement() && node->HasElementAttribute("id"))
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startName = node->GetElementAttribute("id");
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else
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startName = node->GetName();
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}
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// Determine the end name by first trying to locate the "id" attribute
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// and then defaulting to the tag name.
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{
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CefRefPtr<CefDOMNode> node = document->GetSelectionEndNode();
|
|
if (!node->IsElement())
|
|
node = node->GetParent();
|
|
if (node->IsElement() && node->HasElementAttribute("id"))
|
|
endName = node->GetElementAttribute("id");
|
|
else
|
|
endName = node->GetName();
|
|
}
|
|
|
|
ss << "The selection is from " <<
|
|
startName.c_str() << ":" << document->GetSelectionStartOffset() <<
|
|
" to " <<
|
|
endName.c_str() << ":" << document->GetSelectionEndOffset();
|
|
} else {
|
|
ss << "Nothing is selected.";
|
|
}
|
|
|
|
// Update the description.
|
|
CefRefPtr<CefDOMNode> desc = document->GetElementById("description");
|
|
ASSERT(desc.get());
|
|
CefRefPtr<CefDOMNode> text = desc->GetFirstChild();
|
|
ASSERT(text.get());
|
|
ASSERT(text->IsText());
|
|
text->SetValue(ss.str());
|
|
}
|
|
};
|
|
|
|
class Visitor : public CefThreadSafeBase<CefDOMVisitor>
|
|
{
|
|
public:
|
|
Visitor() {}
|
|
virtual void Visit(CefRefPtr<CefDOMDocument> document)
|
|
{
|
|
// Register an click listener for the button.
|
|
CefRefPtr<CefDOMNode> button = document->GetElementById("button");
|
|
ASSERT(button.get());
|
|
button->AddEventListener("click", new Listener(), false);
|
|
}
|
|
};
|
|
|
|
// The DOM visitor will be called after the path is loaded.
|
|
CefRefPtr<CefHandler> handler = browser->GetHandler();
|
|
static_cast<ClientHandler*>(handler.get())->AddDOMVisitor(
|
|
"http://tests/domaccess", new Visitor());
|
|
|
|
browser->GetMainFrame()->LoadURL("http://tests/domaccess");
|
|
}
|
|
|
|
void RunDragDropTest(CefRefPtr<CefBrowser> browser)
|
|
{
|
|
browser->GetMainFrame()->LoadURL("http://html5demos.com/drag");
|
|
}
|