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synced 2026-01-23 13:58:08 -05:00
2e5afb509b
These were in the default app which had an address bar. They are no longer present and were causing assertion failures to be logged.
303 lines
8.4 KiB
C++
303 lines
8.4 KiB
C++
// Copyright (c) 2011 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 "client_handler.h"
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#include <stdio.h>
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#include <sstream>
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#include <string>
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#include "include/cef_browser.h"
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#include "include/cef_frame.h"
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#include "cefclient.h"
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#include "string_util.h"
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#include "native_handler.h"
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ClientHandler::ClientHandler() :
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m_MainHwnd(NULL), m_BrowserHwnd(NULL), m_bFormElementHasFocus(false) {
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}
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ClientHandler::~ClientHandler() {
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}
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void ClientHandler::OnAfterCreated(CefRefPtr<CefBrowser> browser) {
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REQUIRE_UI_THREAD();
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AutoLock lock_scope(this);
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if (!m_Browser.get()) {
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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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}
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bool ClientHandler::DoClose(CefRefPtr<CefBrowser> browser) {
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REQUIRE_UI_THREAD();
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if (m_BrowserHwnd == browser->GetWindowHandle()) {
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// Since the main window contains the browser window, we need to close
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// the parent window instead of the browser window.
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CloseMainWindow();
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// Return true here so that we can skip closing the browser window
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// in this pass. (It will be destroyed due to the call to close
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// the parent above.)
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return true;
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}
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// A popup browser window is not contained in another window, so we can let
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// these windows close by themselves.
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return false;
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}
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void ClientHandler::OnBeforeClose(CefRefPtr<CefBrowser> browser) {
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REQUIRE_UI_THREAD();
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if (m_BrowserHwnd == browser->GetWindowHandle()) {
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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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}
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void ClientHandler::OnLoadStart(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame) {
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REQUIRE_UI_THREAD();
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if (m_BrowserHwnd == browser->GetWindowHandle() && frame->IsMain()) {
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CefRefPtr<CefV8Context> context = frame->GetV8Context();
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CefRefPtr<CefV8Value> global = context->GetGlobal();
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context->Enter();
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CefRefPtr<CefV8Value> windowNumber = CefV8Value::CreateInt(0);
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global->SetValue("$windowNumber", windowNumber,
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V8_PROPERTY_ATTRIBUTE_NONE);
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std::string path;
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if (m_nativeHandler)
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path = m_nativeHandler->path;
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else
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path.append(PathToOpen());
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CefRefPtr<CefV8Value> pathToOpen = CefV8Value::CreateString(path);
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global->SetValue("$pathToOpen", pathToOpen, V8_PROPERTY_ATTRIBUTE_NONE);
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CefRefPtr<NativeHandler> nativeHandler = new NativeHandler();
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nativeHandler->window = window;
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nativeHandler->path = path;
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global->SetValue("$native", nativeHandler->object,
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V8_PROPERTY_ATTRIBUTE_NONE);
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m_nativeHandler = nativeHandler;
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CefRefPtr<CefV8Value> atom = CefV8Value::CreateObject(NULL, NULL);
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global->SetValue("atom", atom, V8_PROPERTY_ATTRIBUTE_NONE);
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CefRefPtr<CefV8Value> loadPath = CefV8Value::CreateString(
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AppPath() + "/../..");
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atom->SetValue("loadPath", loadPath, V8_PROPERTY_ATTRIBUTE_NONE);
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CefRefPtr<CefV8Value> bootstrapScript = CefV8Value::CreateString(
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"window-bootstrap");
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global->SetValue("$bootstrapScript", bootstrapScript,
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V8_PROPERTY_ATTRIBUTE_NONE);
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context->Exit();
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}
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}
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void ClientHandler::OnLoadEnd(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame, int httpStatusCode) {
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REQUIRE_UI_THREAD();
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if (m_BrowserHwnd == browser->GetWindowHandle() && frame->IsMain()) {
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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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}
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bool ClientHandler::OnLoadError(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame, ErrorCode errorCode,
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const CefString& failedUrl, CefString& errorText) {
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REQUIRE_UI_THREAD();
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if (errorCode == ERR_CACHE_MISS) {
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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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} else {
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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 false;
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}
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void ClientHandler::OnNavStateChange(CefRefPtr<CefBrowser> browser,
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bool canGoBack, bool canGoForward) {
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//Intentionally left blank
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}
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bool ClientHandler::OnConsoleMessage(CefRefPtr<CefBrowser> browser,
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const CefString& message, const CefString& source, int line) {
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REQUIRE_UI_THREAD();
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bool first_message;
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std::string logFile;
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{
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AutoLock lock_scope(this);
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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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#if defined(OS_WIN)
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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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logFile = m_LogFile;
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}
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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 false;
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}
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void ClientHandler::OnFocusedNodeChanged(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame, CefRefPtr<CefDOMNode> node) {
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REQUIRE_UI_THREAD();
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// Set to true if a form element has focus.
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m_bFormElementHasFocus = (node.get() && node->IsFormControlElement());
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}
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bool ClientHandler::OnKeyEvent(CefRefPtr<CefBrowser> browser, KeyEventType type,
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int code, int modifiers, bool isSystemKey, bool isAfterJavaScript) {
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REQUIRE_UI_THREAD();
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if (isAfterJavaScript && !m_bFormElementHasFocus && code == 0x20) {
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// Special handling for the space character if a form element does not have
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// focus.
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if (type == KEYEVENT_RAWKEYDOWN) {
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browser->GetMainFrame()->ExecuteJavaScript(
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"alert('You pressed the space bar!');", "", 0);
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}
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return true;
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}
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return false;
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}
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bool ClientHandler::GetPrintHeaderFooter(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame, const CefPrintInfo& printInfo,
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const CefString& url, const CefString& title, int currentPage,
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int maxPages, CefString& topLeft, CefString& topCenter,
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CefString& topRight, CefString& bottomLeft, CefString& bottomCenter,
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CefString& bottomRight) {
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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 false;
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}
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void ClientHandler::OnContextCreated(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame, CefRefPtr<CefV8Context> context) {
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REQUIRE_UI_THREAD();
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}
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bool ClientHandler::OnDragStart(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefDragData> dragData, DragOperationsMask mask) {
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REQUIRE_UI_THREAD();
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// Forbid dragging of image files.
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if (dragData->IsFile()) {
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std::string fileExt = dragData->GetFileExtension();
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if (fileExt == ".png" || fileExt == ".jpg" || fileExt == ".gif")
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return true;
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}
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return false;
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}
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bool ClientHandler::OnDragEnter(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefDragData> dragData, DragOperationsMask mask) {
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REQUIRE_UI_THREAD();
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// Forbid dragging of link URLs.
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if (dragData->IsLink())
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return true;
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return false;
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}
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bool ClientHandler::OnBeforeScriptExtensionLoad(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame, const CefString& extensionName) {
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return false;
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}
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void ClientHandler::SetWindow(GtkWidget* widget) {
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window = widget;
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}
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void ClientHandler::SetMainHwnd(CefWindowHandle hwnd) {
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AutoLock lock_scope(this);
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m_MainHwnd = hwnd;
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}
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std::string ClientHandler::GetLogFile() {
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AutoLock lock_scope(this);
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return m_LogFile;
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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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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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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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