Files
atom/Atom-Linux/client_handler.cpp
Kevin Sawicki dcd42316aa DRY up how native IO is performed
Introduce a new io_utils class with helpers
2012-08-22 13:05:29 -07:00

270 lines
8.0 KiB
C++

// Copyright (c) 2011 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.
#include "client_handler.h"
#include <stdio.h>
#include <iostream>
#include <sstream>
#include <string>
#include "include/cef_browser.h"
#include "include/cef_frame.h"
#include "atom.h"
#include "native_handler.h"
#include "io_utils.h"
#include <stdlib.h>
#include <gtk/gtk.h>
ClientHandler::ClientHandler() :
m_MainHwnd(NULL), m_BrowserHwnd(NULL) {
}
ClientHandler::~ClientHandler() {
}
void ClientHandler::OnAfterCreated(CefRefPtr<CefBrowser> browser) {
REQUIRE_UI_THREAD();
AutoLock lock_scope(this);
if (!m_Browser.get()) {
// We need to keep the main child window, but not popup windows
m_Browser = browser;
m_BrowserHwnd = browser->GetWindowHandle();
}
}
bool ClientHandler::DoClose(CefRefPtr<CefBrowser> browser) {
REQUIRE_UI_THREAD();
if (m_BrowserHwnd == browser->GetWindowHandle()) {
// Since the main window contains the browser window, we need to close
// the parent window instead of the browser window.
CloseMainWindow();
// Return true here so that we can skip closing the browser window
// in this pass. (It will be destroyed due to the call to close
// the parent above.)
return true;
}
// A popup browser window is not contained in another window, so we can let
// these windows close by themselves.
return false;
}
void ClientHandler::OnBeforeClose(CefRefPtr<CefBrowser> browser) {
REQUIRE_UI_THREAD();
if (m_BrowserHwnd == browser->GetWindowHandle()) {
// Free the browser pointer so that the browser can be destroyed
m_Browser = NULL;
}
}
void ClientHandler::OnLoadStart(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame) {
REQUIRE_UI_THREAD();
if (m_BrowserHwnd == browser->GetWindowHandle() && frame->IsMain()) {
CefRefPtr<CefV8Context> context = frame->GetV8Context();
CefRefPtr<CefV8Value> global = context->GetGlobal();
context->Enter();
CefRefPtr<CefV8Value> windowNumber = CefV8Value::CreateInt(0);
global->SetValue("$windowNumber", windowNumber, V8_PROPERTY_ATTRIBUTE_NONE);
std::string path;
if (m_nativeHandler)
path = m_nativeHandler->path;
else
path.append(PathToOpen());
CefRefPtr<CefV8Value> pathToOpen = CefV8Value::CreateString(path);
global->SetValue("$pathToOpen", pathToOpen, V8_PROPERTY_ATTRIBUTE_NONE);
CefRefPtr<NativeHandler> nativeHandler = new NativeHandler();
nativeHandler->window = window;
nativeHandler->path = path;
global->SetValue("$native", nativeHandler->object,
V8_PROPERTY_ATTRIBUTE_NONE);
m_nativeHandler = nativeHandler;
CefRefPtr<CefV8Value> atom = CefV8Value::CreateObject(NULL, NULL);
global->SetValue("atom", atom, V8_PROPERTY_ATTRIBUTE_NONE);
std::string realLoadPath = io_utils_real_app_path("/..");
if (!realLoadPath.empty()) {
CefRefPtr<CefV8Value> loadPath = CefV8Value::CreateString(realLoadPath);
atom->SetValue("loadPath", loadPath, V8_PROPERTY_ATTRIBUTE_NONE);
}
CefRefPtr<CefV8Value> bootstrapScript = CefV8Value::CreateString(
"single-window-bootstrap");
global->SetValue("$bootstrapScript", bootstrapScript,
V8_PROPERTY_ATTRIBUTE_NONE);
context->Exit();
}
}
void ClientHandler::OnLoadEnd(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame, int httpStatusCode) {
REQUIRE_UI_THREAD();
}
bool ClientHandler::OnLoadError(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame, ErrorCode errorCode, const CefString& failedUrl,
CefString& errorText) {
REQUIRE_UI_THREAD();
if (errorCode == ERR_CACHE_MISS) {
// Usually caused by navigating to a page with POST data via back or
// forward buttons.
errorText = "<html><head><title>Expired Form Data</title></head>"
"<body><h1>Expired Form Data</h1>"
"<h2>Your form request has expired. "
"Click reload to re-submit the form data.</h2></body>"
"</html>";
} else {
// All other messages.
std::stringstream ss;
ss << "<html><head><title>Load Failed</title></head>"
"<body><h1>Load Failed</h1>"
"<h2>Load of URL " << std::string(failedUrl)
<< " failed with error code " << static_cast<int>(errorCode)
<< ".</h2></body>"
"</html>";
errorText = ss.str();
}
return false;
}
void ClientHandler::OnNavStateChange(CefRefPtr<CefBrowser> browser,
bool canGoBack, bool canGoForward) {
//Intentionally left blank
}
bool ClientHandler::OnConsoleMessage(CefRefPtr<CefBrowser> browser,
const CefString& message, const CefString& source, int line) {
REQUIRE_UI_THREAD();
std::cout << std::string(message) << std::endl;
return false;
}
void ClientHandler::OnFocusedNodeChanged(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame, CefRefPtr<CefDOMNode> node) {
REQUIRE_UI_THREAD();
}
bool ClientHandler::OnKeyEvent(CefRefPtr<CefBrowser> browser, KeyEventType type,
int code, int modifiers, bool isSystemKey, bool isAfterJavaScript) {
REQUIRE_UI_THREAD();
return false;
}
bool ClientHandler::GetPrintHeaderFooter(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame, const CefPrintInfo& printInfo,
const CefString& url, const CefString& title, int currentPage, int maxPages,
CefString& topLeft, CefString& topCenter, CefString& topRight,
CefString& bottomLeft, CefString& bottomCenter, CefString& bottomRight) {
REQUIRE_UI_THREAD();
// Place the page title at top left
topLeft = title;
// Place the page URL at top right
topRight = url;
// Place "Page X of Y" at bottom center
std::stringstream strstream;
strstream << "Page " << currentPage << " of " << maxPages;
bottomCenter = strstream.str();
return false;
}
void ClientHandler::OnContextCreated(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame, CefRefPtr<CefV8Context> context) {
REQUIRE_UI_THREAD();
}
bool ClientHandler::OnDragStart(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDragData> dragData, DragOperationsMask mask) {
REQUIRE_UI_THREAD();
return false;
}
bool ClientHandler::OnDragEnter(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDragData> dragData, DragOperationsMask mask) {
REQUIRE_UI_THREAD();
return false;
}
void ClientHandler::SetWindow(GtkWidget* widget) {
window = widget;
}
void ClientHandler::SetMainHwnd(CefWindowHandle hwnd) {
AutoLock lock_scope(this);
m_MainHwnd = hwnd;
}
// ClientHandler::ClientLifeSpanHandler implementation
bool ClientHandler::OnBeforePopup(CefRefPtr<CefBrowser> parentBrowser,
const CefPopupFeatures& popupFeatures, CefWindowInfo& windowInfo,
const CefString& url, CefRefPtr<CefClient>& client,
CefBrowserSettings& settings) {
REQUIRE_UI_THREAD();
return false;
}
void ClientHandler::OnAddressChange(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame, const CefString& url) {
//Intentionally left blank
}
void ClientHandler::OnTitleChange(CefRefPtr<CefBrowser> browser,
const CefString& title) {
REQUIRE_UI_THREAD();
std::string titleStr(title);
size_t inHomeDir;
std::string home = getenv("HOME");
inHomeDir = titleStr.find(home);
if (inHomeDir == 0) {
titleStr = titleStr.substr(home.length());
titleStr.insert(0, "~");
}
size_t lastSlash;
lastSlash = titleStr.rfind("/");
std::string formatted;
if (lastSlash != std::string::npos && lastSlash + 1 < titleStr.length()) {
formatted.append(titleStr, lastSlash + 1, titleStr.length() - lastSlash);
formatted.append(" (");
formatted.append(titleStr, 0, lastSlash);
formatted.append(")");
} else
formatted.append(titleStr);
formatted.append(" - atom");
GtkWidget* window = gtk_widget_get_ancestor(
GTK_WIDGET(browser->GetWindowHandle()), GTK_TYPE_WINDOW);
gtk_window_set_title(GTK_WINDOW(window), formatted.c_str());
}
void ClientHandler::SendNotification(NotificationType type) {
// TODO(port): Implement this method.
}
void ClientHandler::CloseMainWindow() {
// TODO(port): Close main window.
}