cef/tests/cefsimple/simple_handler_linux.cpp

53 lines
1.7 KiB
C++

// Copyright (c) 2014 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 "cefsimple/simple_handler.h"
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#include <string>
#include "cefsimple/util.h"
#include "include/cef_browser.h"
void SimpleHandler::OnTitleChange(CefRefPtr<CefBrowser> browser,
const CefString& title) {
REQUIRE_UI_THREAD();
std::string titleStr(title);
// Retrieve the X11 display shared with Chromium.
::Display* display = cef_get_xdisplay();
ASSERT(display);
// Retrieve the X11 window handle for the browser.
::Window window = browser->GetHost()->GetWindowHandle();
ASSERT(window != kNullWindowHandle);
// Retrieve the atoms required by the below XChangeProperty call.
const char* kAtoms[] = {
"_NET_WM_NAME",
"UTF8_STRING"
};
Atom atoms[2];
int result = XInternAtoms(display, const_cast<char**>(kAtoms), 2, false, atoms);
ASSERT(result);
// Set the window title.
XChangeProperty(display,
window,
atoms[0],
atoms[1],
8,
PropModeReplace,
reinterpret_cast<const unsigned char*>(titleStr.c_str()),
titleStr.size());
// TODO(erg): This is technically wrong. So XStoreName and friends expect
// this in Host Portable Character Encoding instead of UTF-8, which I believe
// is Compound Text. This shouldn't matter 90% of the time since this is the
// fallback to the UTF8 property above.
XStoreName(display, browser->GetHost()->GetWindowHandle(), titleStr.c_str());
}