cef/tests/cefclient/browser/browser_window_std_gtk.cc

180 lines
5.2 KiB
C++

// Copyright (c) 2015 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 "cefclient/browser/browser_window_std_gtk.h"
#include <gtk/gtk.h>
#include <gdk/gdk.h>
#include <gdk/gdkx.h>
#include <X11/Xlib.h>
#undef Success // Definition conflicts with cef_message_router.h
#undef RootWindow // Definition conflicts with root_window.h
#include "include/base/cef_logging.h"
#include "cefclient/browser/client_handler_std.h"
#include "cefclient/browser/main_message_loop.h"
namespace client {
namespace {
::Window GetXWindowForWidget(GtkWidget* widget) {
// The GTK window must be visible before we can retrieve the XID.
::Window xwindow = GDK_WINDOW_XID(gtk_widget_get_window(widget));
DCHECK(xwindow);
return xwindow;
}
void SetXWindowVisible(::Window xwindow, bool visible) {
::Display* xdisplay = cef_get_xdisplay();
// Retrieve the atoms required by the below XChangeProperty call.
const char* kAtoms[] = {
"_NET_WM_STATE",
"ATOM",
"_NET_WM_STATE_HIDDEN"
};
Atom atoms[3];
int result = XInternAtoms(xdisplay, const_cast<char**>(kAtoms), 3, false,
atoms);
if (!result)
NOTREACHED();
if (!visible) {
// Set the hidden property state value.
scoped_ptr<Atom[]> data(new Atom[1]);
data[0] = atoms[2];
XChangeProperty(xdisplay,
xwindow,
atoms[0], // name
atoms[1], // type
32, // size in bits of items in 'value'
PropModeReplace,
reinterpret_cast<const unsigned char*>(data.get()),
1); // num items
} else {
// Set an empty array of property state values.
XChangeProperty(xdisplay,
xwindow,
atoms[0], // name
atoms[1], // type
32, // size in bits of items in 'value'
PropModeReplace,
NULL,
0); // num items
}
}
void SetXWindowBounds(::Window xwindow,
int x, int y, size_t width, size_t height) {
::Display* xdisplay = cef_get_xdisplay();
XWindowChanges changes = {0};
changes.x = x;
changes.y = y;
changes.width = static_cast<int>(width);
changes.height = static_cast<int>(height);
XConfigureWindow(xdisplay, xwindow,
CWX | CWY | CWHeight | CWWidth, &changes);
}
} // namespace
BrowserWindowStdGtk::BrowserWindowStdGtk(Delegate* delegate,
const std::string& startup_url)
: BrowserWindow(delegate) {
client_handler_ = new ClientHandlerStd(this, startup_url);
}
void BrowserWindowStdGtk::CreateBrowser(
ClientWindowHandle parent_handle,
const CefRect& rect,
const CefBrowserSettings& settings,
CefRefPtr<CefRequestContext> request_context) {
REQUIRE_MAIN_THREAD();
CefWindowInfo window_info;
window_info.SetAsChild(GetXWindowForWidget(parent_handle), rect);
CefBrowserHost::CreateBrowser(window_info, client_handler_,
client_handler_->startup_url(),
settings, request_context);
}
void BrowserWindowStdGtk::GetPopupConfig(CefWindowHandle temp_handle,
CefWindowInfo& windowInfo,
CefRefPtr<CefClient>& client,
CefBrowserSettings& settings) {
// Note: This method may be called on any thread.
// The window will be properly sized after the browser is created.
windowInfo.SetAsChild(temp_handle, CefRect());
client = client_handler_;
}
void BrowserWindowStdGtk::ShowPopup(ClientWindowHandle parent_handle,
int x, int y, size_t width, size_t height) {
REQUIRE_MAIN_THREAD();
if (browser_) {
::Window parent_xwindow = GetXWindowForWidget(parent_handle);
::Display* xdisplay = cef_get_xdisplay();
::Window xwindow = browser_->GetHost()->GetWindowHandle();
DCHECK(xwindow);
XReparentWindow(xdisplay, xwindow, parent_xwindow, x, y);
SetXWindowBounds(xwindow, x, y, width, height);
SetXWindowVisible(xwindow, true);
}
}
void BrowserWindowStdGtk::Show() {
REQUIRE_MAIN_THREAD();
if (browser_) {
::Window xwindow = browser_->GetHost()->GetWindowHandle();
DCHECK(xwindow);
SetXWindowVisible(xwindow, true);
}
}
void BrowserWindowStdGtk::Hide() {
REQUIRE_MAIN_THREAD();
if (browser_) {
::Window xwindow = browser_->GetHost()->GetWindowHandle();
DCHECK(xwindow);
SetXWindowVisible(xwindow, false);
}
}
void BrowserWindowStdGtk::SetBounds(int x, int y, size_t width, size_t height) {
REQUIRE_MAIN_THREAD();
if (browser_) {
::Window xwindow = browser_->GetHost()->GetWindowHandle();
DCHECK(xwindow);
SetXWindowBounds(xwindow, x, y, width, height);
}
}
void BrowserWindowStdGtk::SetFocus(bool focus) {
REQUIRE_MAIN_THREAD();
if (browser_)
browser_->GetHost()->SetFocus(focus);
}
ClientWindowHandle BrowserWindowStdGtk::GetWindowHandle() const {
REQUIRE_MAIN_THREAD();
// There is no GtkWidget* representation of this object.
NOTREACHED();
return NULL;
}
} // namespace client