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cef/tests/cefclient/browser/root_window_gtk.cc

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// 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 "tests/cefclient/browser/root_window_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_bind.h"
#include "include/cef_app.h"
#include "tests/cefclient/browser/browser_window_osr_gtk.h"
#include "tests/cefclient/browser/browser_window_std_gtk.h"
#include "tests/cefclient/browser/main_context.h"
#include "tests/cefclient/browser/resource.h"
#include "tests/cefclient/browser/temp_window.h"
#include "tests/cefclient/browser/window_test_runner_gtk.h"
#include "tests/shared/browser/main_message_loop.h"
#include "tests/shared/common/client_switches.h"
namespace client {
namespace {
const char kMenuIdKey[] = "menu_id";
bool IsWindowMaximized(GtkWindow* window) {
GdkWindow* gdk_window = gtk_widget_get_window(GTK_WIDGET(window));
gint state = gdk_window_get_state(gdk_window);
return (state & GDK_WINDOW_STATE_MAXIMIZED) ? true : false;
}
void MinimizeWindow(GtkWindow* window) {
// Unmaximize the window before minimizing so restore behaves correctly.
if (IsWindowMaximized(window))
gtk_window_unmaximize(window);
gtk_window_iconify(window);
}
void MaximizeWindow(GtkWindow* window) {
gtk_window_maximize(window);
}
} // namespace
RootWindowGtk::RootWindowGtk()
: delegate_(NULL),
with_controls_(false),
with_osr_(false),
is_popup_(false),
initialized_(false),
window_(NULL),
back_button_(NULL),
forward_button_(NULL),
reload_button_(NULL),
stop_button_(NULL),
url_entry_(NULL),
toolbar_height_(0),
menubar_height_(0),
force_close_(false),
window_destroyed_(false),
browser_destroyed_(false) {
}
RootWindowGtk::~RootWindowGtk() {
REQUIRE_MAIN_THREAD();
// The window and browser should already have been destroyed.
DCHECK(window_destroyed_);
DCHECK(browser_destroyed_);
}
void RootWindowGtk::Init(RootWindow::Delegate* delegate,
bool with_controls,
bool with_osr,
const CefRect& bounds,
const CefBrowserSettings& settings,
const std::string& url) {
DCHECK(delegate);
DCHECK(!initialized_);
delegate_ = delegate;
with_controls_ = with_controls;
with_osr_ = with_osr;
start_rect_ = bounds;
CreateBrowserWindow(url);
initialized_ = true;
// Create the native root window on the main thread.
if (CURRENTLY_ON_MAIN_THREAD()) {
CreateRootWindow(settings);
} else {
MAIN_POST_CLOSURE(
base::Bind(&RootWindowGtk::CreateRootWindow, this, settings));
}
}
void RootWindowGtk::InitAsPopup(RootWindow::Delegate* delegate,
bool with_controls,
bool with_osr,
const CefPopupFeatures& popupFeatures,
CefWindowInfo& windowInfo,
CefRefPtr<CefClient>& client,
CefBrowserSettings& settings) {
DCHECK(delegate);
DCHECK(!initialized_);
delegate_ = delegate;
with_controls_ = with_controls;
with_osr_ = with_osr;
is_popup_ = true;
if (popupFeatures.xSet)
start_rect_.x = popupFeatures.x;
if (popupFeatures.ySet)
start_rect_.y = popupFeatures.y;
if (popupFeatures.widthSet)
start_rect_.width = popupFeatures.width;
if (popupFeatures.heightSet)
start_rect_.height = popupFeatures.height;
CreateBrowserWindow(std::string());
initialized_ = true;
// The new popup is initially parented to a temporary window. The native root
// window will be created after the browser is created and the popup window
// will be re-parented to it at that time.
browser_window_->GetPopupConfig(TempWindow::GetWindowHandle(),
windowInfo, client, settings);
}
void RootWindowGtk::Show(ShowMode mode) {
REQUIRE_MAIN_THREAD();
if (!window_)
return;
// Show the GTK window.
gtk_widget_show_all(window_);
if (mode == ShowMinimized)
MinimizeWindow(GTK_WINDOW(window_));
else if (mode == ShowMaximized)
MaximizeWindow(GTK_WINDOW(window_));
// Flush the display to make sure the underlying X11 window gets created
// immediately.
GdkWindow* gdk_window = gtk_widget_get_window(window_);
GdkDisplay* display = gdk_window_get_display(gdk_window);
gdk_display_flush(display);
}
void RootWindowGtk::Hide() {
REQUIRE_MAIN_THREAD();
if (window_)
gtk_widget_hide(window_);
}
void RootWindowGtk::SetBounds(int x, int y, size_t width, size_t height) {
REQUIRE_MAIN_THREAD();
if (!window_)
return;
GtkWindow* window = GTK_WINDOW(window_);
GdkWindow* gdk_window = gtk_widget_get_window(window_);
// Make sure the window isn't minimized or maximized.
if (IsWindowMaximized(window))
gtk_window_unmaximize(window);
else
gtk_window_present(window);
// Retrieve information about the display that contains the window.
GdkScreen* screen = gdk_screen_get_default();
const gint monitor = gdk_screen_get_monitor_at_window(screen, gdk_window);
GdkRectangle rect;
gdk_screen_get_monitor_geometry(screen, monitor, &rect);
gdk_window_move_resize(gdk_window, rect.x, rect.y, rect.width, rect.height);
}
void RootWindowGtk::Close(bool force) {
REQUIRE_MAIN_THREAD();
if (window_) {
force_close_ = force;
gtk_widget_destroy(window_);
}
}
void RootWindowGtk::SetDeviceScaleFactor(float device_scale_factor) {
REQUIRE_MAIN_THREAD();
if (browser_window_)
browser_window_->SetDeviceScaleFactor(device_scale_factor);
}
float RootWindowGtk::GetDeviceScaleFactor() const {
REQUIRE_MAIN_THREAD();
if (browser_window_)
return browser_window_->GetDeviceScaleFactor();
return 1.0f;
}
CefRefPtr<CefBrowser> RootWindowGtk::GetBrowser() const {
REQUIRE_MAIN_THREAD();
if (browser_window_)
return browser_window_->GetBrowser();
return NULL;
}
ClientWindowHandle RootWindowGtk::GetWindowHandle() const {
REQUIRE_MAIN_THREAD();
return window_;
}
void RootWindowGtk::CreateBrowserWindow(const std::string& startup_url) {
if (with_osr_) {
OsrRenderer::Settings settings = {};
MainContext::Get()->PopulateOsrSettings(&settings);
browser_window_.reset(new BrowserWindowOsrGtk(this, startup_url, settings));
} else {
browser_window_.reset(new BrowserWindowStdGtk(this, startup_url));
}
}
void RootWindowGtk::CreateRootWindow(const CefBrowserSettings& settings) {
REQUIRE_MAIN_THREAD();
DCHECK(!window_);
// TODO(port): If no x,y position is specified the window will always appear
// in the upper-left corner. Maybe there's a better default place to put it?
int x = start_rect_.x;
int y = start_rect_.y;
int width, height;
if (start_rect_.IsEmpty()) {
// TODO(port): Also, maybe there's a better way to choose the default size.
width = 800;
height = 600;
} else {
width = start_rect_.width;
height = start_rect_.height;
}
window_ = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size(GTK_WINDOW(window_), width, height);
g_signal_connect(G_OBJECT(window_), "focus-in-event",
G_CALLBACK(&RootWindowGtk::WindowFocusIn), this);
g_signal_connect(G_OBJECT(window_), "window-state-event",
G_CALLBACK(&RootWindowGtk::WindowState), this);
g_signal_connect(G_OBJECT(window_), "configure-event",
G_CALLBACK(&RootWindowGtk::WindowConfigure), this);
g_signal_connect(G_OBJECT(window_), "destroy",
G_CALLBACK(&RootWindowGtk::WindowDestroy), this);
g_signal_connect(G_OBJECT(window_), "delete_event",
G_CALLBACK(&RootWindowGtk::WindowDelete), this);
const cef_color_t background_color = MainContext::Get()->GetBackgroundColor();
GdkColor color = {0};
color.red = CefColorGetR(background_color) * 65535 / 255;
color.green = CefColorGetG(background_color) * 65535 / 255;
color.blue = CefColorGetB(background_color) * 65535 / 255;
gtk_widget_modify_bg(window_, GTK_STATE_NORMAL, &color);
GtkWidget* vbox = gtk_vbox_new(FALSE, 0);
g_signal_connect(vbox, "size-allocate",
G_CALLBACK(&RootWindowGtk::VboxSizeAllocated), this);
gtk_container_add(GTK_CONTAINER(window_), vbox);
if (with_controls_) {
GtkWidget* menu_bar = CreateMenuBar();
g_signal_connect(menu_bar, "size-allocate",
G_CALLBACK(&RootWindowGtk::MenubarSizeAllocated), this);
gtk_box_pack_start(GTK_BOX(vbox), menu_bar, FALSE, FALSE, 0);
GtkWidget* toolbar = gtk_toolbar_new();
// Turn off the labels on the toolbar buttons.
gtk_toolbar_set_style(GTK_TOOLBAR(toolbar), GTK_TOOLBAR_ICONS);
g_signal_connect(toolbar, "size-allocate",
G_CALLBACK(&RootWindowGtk::ToolbarSizeAllocated), this);
back_button_ = gtk_tool_button_new_from_stock(GTK_STOCK_GO_BACK);
g_signal_connect(back_button_, "clicked",
G_CALLBACK(&RootWindowGtk::BackButtonClicked), this);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), back_button_, -1 /* append */);
forward_button_ = gtk_tool_button_new_from_stock(GTK_STOCK_GO_FORWARD);
g_signal_connect(forward_button_, "clicked",
G_CALLBACK(&RootWindowGtk::ForwardButtonClicked), this);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), forward_button_, -1 /* append */);
reload_button_ = gtk_tool_button_new_from_stock(GTK_STOCK_REFRESH);
g_signal_connect(reload_button_, "clicked",
G_CALLBACK(&RootWindowGtk::ReloadButtonClicked), this);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), reload_button_, -1 /* append */);
stop_button_ = gtk_tool_button_new_from_stock(GTK_STOCK_STOP);
g_signal_connect(stop_button_, "clicked",
G_CALLBACK(&RootWindowGtk::StopButtonClicked), this);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), stop_button_, -1 /* append */);
url_entry_ = gtk_entry_new();
g_signal_connect(url_entry_, "activate",
G_CALLBACK(&RootWindowGtk::URLEntryActivate), this);
g_signal_connect(url_entry_, "button-press-event",
G_CALLBACK(&RootWindowGtk::URLEntryButtonPress), this);
GtkToolItem* tool_item = gtk_tool_item_new();
gtk_container_add(GTK_CONTAINER(tool_item), url_entry_);
gtk_tool_item_set_expand(tool_item, TRUE);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), tool_item, -1); // append
gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 0);
}
// Realize (show) the GTK widget. This must be done before the browser is
// created because the underlying X11 Window is required. |browser_bounds_|
// will be set at this point based on the GTK *SizeAllocated signal callbacks.
Show(ShowNormal);
// Most window managers ignore requests for initial window positions (instead
// using a user-defined placement algorithm) and honor requests after the
// window has already been shown.
gtk_window_move(GTK_WINDOW(window_), x, y);
// Windowed browsers are parented to the X11 Window underlying the GtkWindow*
// and must be sized manually. The OSR GTK widget, on the other hand, can be
// added to the Vbox container for automatic layout-based sizing.
GtkWidget* parent = with_osr_ ? vbox : window_;
if (!is_popup_) {
// Create the browser window.
browser_window_->CreateBrowser(parent, browser_bounds_, settings,
delegate_->GetRequestContext(this));
} else {
// With popups we already have a browser window. Parent the browser window
// to the root window and show it in the correct location.
browser_window_->ShowPopup(parent, browser_bounds_.x, browser_bounds_.y,
browser_bounds_.width, browser_bounds_.height);
}
}
void RootWindowGtk::OnBrowserCreated(CefRefPtr<CefBrowser> browser) {
REQUIRE_MAIN_THREAD();
// For popup browsers create the root window once the browser has been
// created.
if (is_popup_)
CreateRootWindow(CefBrowserSettings());
}
void RootWindowGtk::OnBrowserWindowDestroyed() {
REQUIRE_MAIN_THREAD();
browser_window_.reset();
if (!window_destroyed_) {
// The browser was destroyed first. This could be due to the use of
// off-screen rendering or execution of JavaScript window.close().
// Close the RootWindow.
Close(true);
}
browser_destroyed_ = true;
NotifyDestroyedIfDone();
}
void RootWindowGtk::OnSetAddress(const std::string& url) {
REQUIRE_MAIN_THREAD();
if (url_entry_) {
std::string urlStr(url);
gtk_entry_set_text(GTK_ENTRY(url_entry_), urlStr.c_str());
}
}
void RootWindowGtk::OnSetTitle(const std::string& title) {
REQUIRE_MAIN_THREAD();
if (window_) {
std::string titleStr(title);
gtk_window_set_title(GTK_WINDOW(window_), titleStr.c_str());
}
}
void RootWindowGtk::OnSetFullscreen(bool fullscreen) {
REQUIRE_MAIN_THREAD();
CefRefPtr<CefBrowser> browser = GetBrowser();
if (browser) {
scoped_ptr<window_test::WindowTestRunnerGtk> test_runner(
new window_test::WindowTestRunnerGtk());
if (fullscreen)
test_runner->Maximize(browser);
else
test_runner->Restore(browser);
}
}
void RootWindowGtk::OnSetLoadingState(bool isLoading,
bool canGoBack,
bool canGoForward) {
REQUIRE_MAIN_THREAD();
if (with_controls_) {
gtk_widget_set_sensitive(GTK_WIDGET(stop_button_), isLoading);
gtk_widget_set_sensitive(GTK_WIDGET(reload_button_), !isLoading);
gtk_widget_set_sensitive(GTK_WIDGET(back_button_), canGoBack);
gtk_widget_set_sensitive(GTK_WIDGET(forward_button_), canGoForward);
}
}
void RootWindowGtk::OnSetDraggableRegions(
const std::vector<CefDraggableRegion>& regions) {
REQUIRE_MAIN_THREAD();
// TODO(cef): Implement support for draggable regions on this platform.
}
void RootWindowGtk::NotifyDestroyedIfDone() {
// Notify once both the window and the browser have been destroyed.
if (window_destroyed_ && browser_destroyed_)
delegate_->OnRootWindowDestroyed(this);
}
// static
gboolean RootWindowGtk::WindowFocusIn(GtkWidget* widget,
GdkEventFocus* event,
RootWindowGtk* self) {
if (event->in && self->browser_window_.get()) {
self->browser_window_->SetFocus(true);
// Return true for a windowed browser so that focus is not passed to GTK.
return self->with_osr_ ? FALSE : TRUE;
}
return FALSE;
}
// static
gboolean RootWindowGtk::WindowState(GtkWidget* widget,
GdkEventWindowState* event,
RootWindowGtk* self) {
// Called when the root window is iconified or restored. Hide the browser
// window when the root window is iconified to reduce resource usage.
if ((event->changed_mask & GDK_WINDOW_STATE_ICONIFIED) &&
self->browser_window_.get()) {
if (event->new_window_state & GDK_WINDOW_STATE_ICONIFIED)
self->browser_window_->Hide();
else
self->browser_window_->Show();
}
return TRUE;
}
// static
gboolean RootWindowGtk::WindowConfigure(GtkWindow* window,
GdkEvent* event,
RootWindowGtk* self) {
// Called when size, position or stack order changes.
CefRefPtr<CefBrowser> browser = self->GetBrowser();
if (browser.get()) {
// Notify the browser of move/resize events so that:
// - Popup windows are displayed in the correct location and dismissed
// when the window moves.
// - Drag&drop areas are updated accordingly.
browser->GetHost()->NotifyMoveOrResizeStarted();
}
return FALSE; // Don't stop this message.
}
// static
void RootWindowGtk::WindowDestroy(GtkWidget* widget, RootWindowGtk* self) {
// Called when the root window is destroyed.
self->window_destroyed_ = true;
self->NotifyDestroyedIfDone();
}
// static
gboolean RootWindowGtk::WindowDelete(GtkWidget* widget,
GdkEvent* event,
RootWindowGtk* self) {
// Called to query whether the root window should be closed.
if (self->force_close_)
return FALSE; // Allow the close.
if (self->browser_window_.get() && !self->browser_window_->IsClosing()) {
CefRefPtr<CefBrowser> browser = self->GetBrowser();
if (browser) {
// Notify the browser window that we would like to close it. This
// will result in a call to ClientHandler::DoClose() if the
// JavaScript 'onbeforeunload' event handler allows it.
browser->GetHost()->CloseBrowser(false);
// Cancel the close.
return TRUE;
}
}
// Allow the close.
return FALSE;
}
// static
void RootWindowGtk::VboxSizeAllocated(GtkWidget* widget,
GtkAllocation* allocation,
RootWindowGtk* self) {
// Offset browser positioning by any controls that will appear in the client
// area.
const int ux_height = self->toolbar_height_ + self->menubar_height_;
const int x = allocation->x;
const int y = allocation->y + ux_height;
const int width = allocation->width;
const int height = allocation->height - ux_height;
// Size the browser window to match the GTK widget.
self->browser_bounds_ = CefRect(x, y, width, height);
if (self->browser_window_.get())
self->browser_window_->SetBounds(x, y, width, height);
}
// static
void RootWindowGtk::MenubarSizeAllocated(GtkWidget* widget,
GtkAllocation* allocation,
RootWindowGtk* self) {
self->menubar_height_ = allocation->height;
}
// static
gboolean RootWindowGtk::MenuItemActivated(GtkWidget* widget,
RootWindowGtk* self) {
// Retrieve the menu ID set in AddMenuEntry.
int id = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), kMenuIdKey));
// Run the test.
if (self->delegate_)
self->delegate_->OnTest(self, id);
return FALSE; // Don't stop this message.
}
// static
void RootWindowGtk::ToolbarSizeAllocated(GtkWidget* widget,
GtkAllocation* allocation,
RootWindowGtk* self) {
self->toolbar_height_ = allocation->height;
}
// static
void RootWindowGtk::BackButtonClicked(GtkButton* button,
RootWindowGtk* self) {
CefRefPtr<CefBrowser> browser = self->GetBrowser();
if (browser.get())
browser->GoBack();
}
// static
void RootWindowGtk::ForwardButtonClicked(GtkButton* button,
RootWindowGtk* self) {
CefRefPtr<CefBrowser> browser = self->GetBrowser();
if (browser.get())
browser->GoForward();
}
// static
void RootWindowGtk::StopButtonClicked(GtkButton* button,
RootWindowGtk* self) {
CefRefPtr<CefBrowser> browser = self->GetBrowser();
if (browser.get())
browser->StopLoad();
}
// static
void RootWindowGtk::ReloadButtonClicked(GtkButton* button,
RootWindowGtk* self) {
CefRefPtr<CefBrowser> browser = self->GetBrowser();
if (browser.get())
browser->Reload();
}
// static
void RootWindowGtk::URLEntryActivate(GtkEntry* entry,
RootWindowGtk* self) {
CefRefPtr<CefBrowser> browser = self->GetBrowser();
if (browser.get()) {
const gchar* url = gtk_entry_get_text(entry);
browser->GetMainFrame()->LoadURL(std::string(url).c_str());
}
}
// static
gboolean RootWindowGtk::URLEntryButtonPress(GtkWidget* widget,
GdkEventButton* event,
RootWindowGtk* self) {
// Give focus to the GTK window. This is a work-around for bad focus-related
// interaction between the root window managed by GTK and the browser managed
// by X11.
GtkWidget* window = gtk_widget_get_ancestor(widget, GTK_TYPE_WINDOW);
GdkWindow* gdk_window = gtk_widget_get_window(window);
::Display* xdisplay = GDK_WINDOW_XDISPLAY(gdk_window);
::Window xwindow = GDK_WINDOW_XID(gdk_window);
// Retrieve the atoms required by the below XSendEvent call.
const char* kAtoms[] = {
"WM_PROTOCOLS",
"WM_TAKE_FOCUS"
};
Atom atoms[2];
int result = XInternAtoms(xdisplay, const_cast<char**>(kAtoms), 2, false,
atoms);
if (!result)
NOTREACHED();
XEvent e;
e.type = ClientMessage;
e.xany.display = xdisplay;
e.xany.window = xwindow;
e.xclient.format = 32;
e.xclient.message_type = atoms[0];
e.xclient.data.l[0] = atoms[1];
e.xclient.data.l[1] = CurrentTime;
e.xclient.data.l[2] = 0;
e.xclient.data.l[3] = 0;
e.xclient.data.l[4] = 0;
XSendEvent(xdisplay, xwindow, false, 0, &e);
return FALSE;
}
GtkWidget* RootWindowGtk::CreateMenuBar() {
GtkWidget* menu_bar = gtk_menu_bar_new();
// Create the test menu.
GtkWidget* test_menu = CreateMenu(menu_bar, "Tests");
AddMenuEntry(test_menu, "Get Source", ID_TESTS_GETSOURCE);
AddMenuEntry(test_menu, "Get Text", ID_TESTS_GETTEXT);
AddMenuEntry(test_menu, "New Window", ID_TESTS_WINDOW_NEW);
AddMenuEntry(test_menu, "Popup Window", ID_TESTS_WINDOW_POPUP);
AddMenuEntry(test_menu, "Request", ID_TESTS_REQUEST);
AddMenuEntry(test_menu, "Plugin Info", ID_TESTS_PLUGIN_INFO);
AddMenuEntry(test_menu, "Zoom In", ID_TESTS_ZOOM_IN);
AddMenuEntry(test_menu, "Zoom Out", ID_TESTS_ZOOM_OUT);
AddMenuEntry(test_menu, "Zoom Reset", ID_TESTS_ZOOM_RESET);
if (with_osr_) {
AddMenuEntry(test_menu, "Set FPS", ID_TESTS_OSR_FPS);
AddMenuEntry(test_menu, "Set Scale Factor", ID_TESTS_OSR_DSF);
}
AddMenuEntry(test_menu, "Begin Tracing", ID_TESTS_TRACING_BEGIN);
AddMenuEntry(test_menu, "End Tracing", ID_TESTS_TRACING_END);
AddMenuEntry(test_menu, "Print", ID_TESTS_PRINT);
AddMenuEntry(test_menu, "Print to PDF", ID_TESTS_PRINT_TO_PDF);
AddMenuEntry(test_menu, "Other Tests", ID_TESTS_OTHER_TESTS);
return menu_bar;
}
GtkWidget* RootWindowGtk::CreateMenu(GtkWidget* menu_bar, const char* text) {
GtkWidget* menu_widget = gtk_menu_new();
GtkWidget* menu_header = gtk_menu_item_new_with_label(text);
gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_header), menu_widget);
gtk_menu_shell_append(GTK_MENU_SHELL(menu_bar), menu_header);
return menu_widget;
}
GtkWidget* RootWindowGtk::AddMenuEntry(GtkWidget* menu_widget,
const char* text,
int id) {
GtkWidget* entry = gtk_menu_item_new_with_label(text);
g_signal_connect(entry, "activate",
G_CALLBACK(&RootWindowGtk::MenuItemActivated), this);
// Set the menu ID that will be retrieved in MenuItemActivated.
g_object_set_data(G_OBJECT(entry), kMenuIdKey, GINT_TO_POINTER(id));
gtk_menu_shell_append(GTK_MENU_SHELL(menu_widget), entry);
return entry;
}
} // namespace client
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