2013-11-26 23:02:14 +01:00
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// Copyright (c) 2013 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 "cefsimple/simple_handler.h"
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#include <sstream>
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#include <string>
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#include "include/cef_app.h"
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#include "include/cef_runnable.h"
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2014-07-11 22:10:05 +02:00
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#include "include/wrapper/cef_helpers.h"
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2013-11-26 23:02:14 +01:00
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namespace {
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SimpleHandler* g_instance = NULL;
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} // namespace
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2014-04-09 20:29:51 +02:00
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SimpleHandler::SimpleHandler()
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: is_closing_(false) {
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2014-07-11 22:10:05 +02:00
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DCHECK(!g_instance);
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2013-11-26 23:02:14 +01:00
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g_instance = this;
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}
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SimpleHandler::~SimpleHandler() {
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g_instance = NULL;
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}
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// static
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SimpleHandler* SimpleHandler::GetInstance() {
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return g_instance;
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}
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void SimpleHandler::OnAfterCreated(CefRefPtr<CefBrowser> browser) {
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CEF_REQUIRE_UI_THREAD();
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2013-11-26 23:02:14 +01:00
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// Add to the list of existing browsers.
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browser_list_.push_back(browser);
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}
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2014-04-09 20:29:51 +02:00
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bool SimpleHandler::DoClose(CefRefPtr<CefBrowser> browser) {
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CEF_REQUIRE_UI_THREAD();
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2014-04-09 20:29:51 +02:00
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// Closing the main window requires special handling. See the DoClose()
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// documentation in the CEF header for a detailed destription of this
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// process.
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if (browser_list_.size() == 1) {
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// Set a flag to indicate that the window close should be allowed.
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is_closing_ = true;
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}
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// Allow the close. For windowed browsers this will result in the OS close
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// event being sent.
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return false;
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}
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2013-11-26 23:02:14 +01:00
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void SimpleHandler::OnBeforeClose(CefRefPtr<CefBrowser> browser) {
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CEF_REQUIRE_UI_THREAD();
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2013-11-26 23:02:14 +01:00
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// Remove from the list of existing browsers.
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BrowserList::iterator bit = browser_list_.begin();
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for (; bit != browser_list_.end(); ++bit) {
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if ((*bit)->IsSame(browser)) {
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browser_list_.erase(bit);
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break;
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}
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}
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if (browser_list_.empty()) {
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// All browser windows have closed. Quit the application message loop.
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CefQuitMessageLoop();
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}
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}
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void SimpleHandler::OnLoadError(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame,
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ErrorCode errorCode,
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const CefString& errorText,
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const CefString& failedUrl) {
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CEF_REQUIRE_UI_THREAD();
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2013-11-26 23:02:14 +01:00
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// Don't display an error for downloaded files.
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if (errorCode == ERR_ABORTED)
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return;
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// Display a load error message.
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std::stringstream ss;
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ss << "<html><body bgcolor=\"white\">"
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"<h2>Failed to load URL " << std::string(failedUrl) <<
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" with error " << std::string(errorText) << " (" << errorCode <<
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").</h2></body></html>";
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frame->LoadString(ss.str(), failedUrl);
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}
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void SimpleHandler::CloseAllBrowsers(bool force_close) {
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if (!CefCurrentlyOn(TID_UI)) {
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// Execute on the UI thread.
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CefPostTask(TID_UI,
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NewCefRunnableMethod(this, &SimpleHandler::CloseAllBrowsers,
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force_close));
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return;
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}
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if (browser_list_.empty())
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return;
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BrowserList::const_iterator it = browser_list_.begin();
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for (; it != browser_list_.end(); ++it)
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(*it)->GetHost()->CloseBrowser(force_close);
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}
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