cef/tests/cefsimple/simple_handler_linux.cc
2023-01-04 17:47:17 -05:00

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 "tests/cefsimple/simple_handler.h"
#if defined(CEF_X11)
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#endif
#include <string>
#include "include/base/cef_logging.h"
#include "include/cef_browser.h"
void SimpleHandler::PlatformTitleChange(CefRefPtr<CefBrowser> browser,
const CefString& title) {
std::string titleStr(title);
#if defined(CEF_X11)
// Retrieve the X11 display shared with Chromium.
::Display* display = cef_get_xdisplay();
DCHECK(display);
// Retrieve the X11 window handle for the browser.
::Window window = browser->GetHost()->GetWindowHandle();
if (window == kNullWindowHandle) {
return;
}
// 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);
if (!result) {
NOTREACHED();
}
// 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());
#endif // defined(CEF_X11)
}