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cef/tests/cefclient/browser/views_window.cc

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// Copyright (c) 2016 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/views_window.h"
#include <algorithm>
#include "include/base/cef_bind.h"
#include "include/base/cef_build.h"
#include "include/cef_app.h"
#include "include/views/cef_box_layout.h"
#include "include/wrapper/cef_helpers.h"
#include "tests/cefclient/browser/resource.h"
#include "tests/cefclient/browser/views_style.h"
#include "tests/shared/browser/extension_util.h"
#include "tests/shared/common/client_switches.h"
#if !defined(OS_WIN)
#define VK_ESCAPE 0x1B
#define VK_RETURN 0x0D
#define VK_MENU 0x12 // ALT key.
#endif
namespace client {
namespace {
const char kDefaultExtensionIcon[] = "window_icon";
// Control IDs for Views in the top-level Window.
enum ControlIds {
ID_WINDOW = 1,
ID_BROWSER_VIEW,
ID_BACK_BUTTON,
ID_FORWARD_BUTTON,
ID_STOP_BUTTON,
ID_RELOAD_BUTTON,
ID_URL_TEXTFIELD,
ID_MENU_BUTTON,
// Reserved range of top menu button IDs.
ID_TOP_MENU_FIRST,
ID_TOP_MENU_LAST = ID_TOP_MENU_FIRST + 10,
// Reserved range of extension button IDs.
ID_EXTENSION_BUTTON_FIRST,
ID_EXTENSION_BUTTON_LAST = ID_EXTENSION_BUTTON_FIRST + 10,
};
typedef std::vector<CefRefPtr<CefLabelButton>> LabelButtons;
// Make all |buttons| the same size.
void MakeButtonsSameSize(const LabelButtons& buttons) {
CefSize size;
// Determine the largest button size.
for (size_t i = 0U; i < buttons.size(); ++i) {
const CefSize& button_size = buttons[i]->GetPreferredSize();
if (size.width < button_size.width)
size.width = button_size.width;
if (size.height < button_size.height)
size.height = button_size.height;
}
for (size_t i = 0U; i < buttons.size(); ++i) {
// Set the button's minimum size.
buttons[i]->SetMinimumSize(size);
// Re-layout the button and all parent Views.
buttons[i]->InvalidateLayout();
}
}
void AddTestMenuItems(CefRefPtr<CefMenuModel> test_menu) {
test_menu->AddItem(ID_TESTS_GETSOURCE, "Get Source");
test_menu->AddItem(ID_TESTS_GETTEXT, "Get Text");
test_menu->AddItem(ID_TESTS_WINDOW_NEW, "New Window");
test_menu->AddItem(ID_TESTS_WINDOW_POPUP, "Popup Window");
test_menu->AddItem(ID_TESTS_REQUEST, "Request");
test_menu->AddItem(ID_TESTS_PLUGIN_INFO, "Plugin Info");
test_menu->AddItem(ID_TESTS_ZOOM_IN, "Zoom In");
test_menu->AddItem(ID_TESTS_ZOOM_OUT, "Zoom Out");
test_menu->AddItem(ID_TESTS_ZOOM_RESET, "Zoom Reset");
test_menu->AddItem(ID_TESTS_TRACING_BEGIN, "Begin Tracing");
test_menu->AddItem(ID_TESTS_TRACING_END, "End Tracing");
test_menu->AddItem(ID_TESTS_PRINT, "Print");
test_menu->AddItem(ID_TESTS_PRINT_TO_PDF, "Print to PDF");
test_menu->AddItem(ID_TESTS_MUTE_AUDIO, "Mute Audio");
test_menu->AddItem(ID_TESTS_UNMUTE_AUDIO, "Unmute Audio");
test_menu->AddItem(ID_TESTS_OTHER_TESTS, "Other Tests");
}
void AddFileMenuItems(CefRefPtr<CefMenuModel> file_menu) {
file_menu->AddItem(ID_QUIT, "E&xit");
// Show the accelerator shortcut text in the menu.
file_menu->SetAcceleratorAt(file_menu->GetCount() - 1, 'X', false, false,
true);
}
} // namespace
// static
CefRefPtr<ViewsWindow> ViewsWindow::Create(
Delegate* delegate,
CefRefPtr<CefClient> client,
const CefString& url,
const CefBrowserSettings& settings,
CefRefPtr<CefRequestContext> request_context) {
CEF_REQUIRE_UI_THREAD();
DCHECK(delegate);
// Create a new ViewsWindow.
CefRefPtr<ViewsWindow> views_window = new ViewsWindow(delegate, NULL);
// Create a new BrowserView.
CefRefPtr<CefBrowserView> browser_view = CefBrowserView::CreateBrowserView(
client, url, settings, NULL, request_context, views_window);
// Associate the BrowserView with the ViewsWindow.
views_window->SetBrowserView(browser_view);
// Create a new top-level Window. It will show itself after creation.
CefWindow::CreateTopLevelWindow(views_window);
return views_window;
}
void ViewsWindow::Show() {
CEF_REQUIRE_UI_THREAD();
if (window_)
window_->Show();
if (browser_view_) {
// Give keyboard focus to the BrowserView.
browser_view_->RequestFocus();
}
}
void ViewsWindow::Hide() {
CEF_REQUIRE_UI_THREAD();
if (window_)
window_->Hide();
}
void ViewsWindow::Minimize() {
CEF_REQUIRE_UI_THREAD();
if (window_)
window_->Minimize();
}
void ViewsWindow::Maximize() {
CEF_REQUIRE_UI_THREAD();
if (window_)
window_->Maximize();
}
void ViewsWindow::SetBounds(const CefRect& bounds) {
CEF_REQUIRE_UI_THREAD();
if (window_)
window_->SetBounds(bounds);
}
void ViewsWindow::SetBrowserSize(const CefSize& size,
bool has_position,
const CefPoint& position) {
CEF_REQUIRE_UI_THREAD();
if (browser_view_)
browser_view_->SetSize(size);
if (window_) {
window_->SizeToPreferredSize();
if (has_position)
window_->SetPosition(position);
}
}
void ViewsWindow::Close(bool force) {
CEF_REQUIRE_UI_THREAD();
if (!browser_view_)
return;
CefRefPtr<CefBrowser> browser = browser_view_->GetBrowser();
if (browser) {
// This will result in a call to CefWindow::Close() which will then call
// ViewsWindow::CanClose().
browser->GetHost()->CloseBrowser(force);
}
}
void ViewsWindow::SetAddress(const std::string& url) {
CEF_REQUIRE_UI_THREAD();
if (!window_ || !with_controls_)
return;
CefRefPtr<CefView> view = window_->GetViewForID(ID_URL_TEXTFIELD);
if (view && view->AsTextfield())
view->AsTextfield()->SetText(url);
}
void ViewsWindow::SetTitle(const std::string& title) {
CEF_REQUIRE_UI_THREAD();
if (window_)
window_->SetTitle(title);
}
void ViewsWindow::SetFavicon(CefRefPtr<CefImage> image) {
CEF_REQUIRE_UI_THREAD();
// Window icons should be 16 DIP in size.
DCHECK_EQ(std::max(image->GetWidth(), image->GetHeight()), 16U);
if (window_)
window_->SetWindowIcon(image);
}
void ViewsWindow::SetFullscreen(bool fullscreen) {
CEF_REQUIRE_UI_THREAD();
if (window_) {
// Hide the top controls while in full-screen mode.
if (with_controls_)
ShowTopControls(!fullscreen);
window_->SetFullscreen(fullscreen);
}
}
void ViewsWindow::SetAlwaysOnTop(bool on_top) {
CEF_REQUIRE_UI_THREAD();
if (window_) {
window_->SetAlwaysOnTop(on_top);
}
}
void ViewsWindow::SetLoadingState(bool isLoading,
bool canGoBack,
bool canGoForward) {
CEF_REQUIRE_UI_THREAD();
if (!window_ || !with_controls_)
return;
EnableView(ID_BACK_BUTTON, canGoBack);
EnableView(ID_FORWARD_BUTTON, canGoForward);
EnableView(ID_RELOAD_BUTTON, !isLoading);
EnableView(ID_STOP_BUTTON, isLoading);
EnableView(ID_URL_TEXTFIELD, true);
}
void ViewsWindow::SetDraggableRegions(
const std::vector<CefDraggableRegion>& regions) {
CEF_REQUIRE_UI_THREAD();
if (!window_ || !browser_view_)
return;
std::vector<CefDraggableRegion> window_regions;
// Convert the regions from BrowserView to Window coordinates.
std::vector<CefDraggableRegion>::const_iterator it = regions.begin();
for (; it != regions.end(); ++it) {
CefDraggableRegion region = *it;
CefPoint origin = CefPoint(region.bounds.x, region.bounds.y);
browser_view_->ConvertPointToWindow(origin);
region.bounds.x = origin.x;
region.bounds.y = origin.y;
window_regions.push_back(region);
}
window_->SetDraggableRegions(window_regions);
}
void ViewsWindow::TakeFocus(bool next) {
CEF_REQUIRE_UI_THREAD();
if (!window_ || !with_controls_)
return;
// Give focus to the URL textfield.
window_->GetViewForID(ID_URL_TEXTFIELD)->RequestFocus();
}
void ViewsWindow::OnBeforeContextMenu(CefRefPtr<CefMenuModel> model) {
CEF_REQUIRE_UI_THREAD();
views_style::ApplyTo(model);
}
void ViewsWindow::OnExtensionsChanged(const ExtensionSet& extensions) {
CEF_REQUIRE_UI_THREAD();
if (extensions.empty()) {
if (!extensions_.empty()) {
extensions_.clear();
UpdateExtensionControls();
}
return;
}
ImageCache::ImageInfoSet image_set;
ExtensionSet::const_iterator it = extensions.begin();
for (; it != extensions.end(); ++it) {
CefRefPtr<CefExtension> extension = *it;
bool internal = false;
const std::string& icon_path =
extension_util::GetExtensionIconPath(extension, &internal);
if (!icon_path.empty()) {
// Load the extension icon.
image_set.push_back(
ImageCache::ImageInfo::Create1x(icon_path, icon_path, internal));
} else {
// Get a NULL image and use the default icon.
image_set.push_back(ImageCache::ImageInfo::Empty());
}
}
delegate_->GetImageCache()->LoadImages(
image_set,
base::Bind(&ViewsWindow::OnExtensionIconsLoaded, this, extensions));
}
CefRefPtr<CefBrowserViewDelegate> ViewsWindow::GetDelegateForPopupBrowserView(
CefRefPtr<CefBrowserView> browser_view,
const CefBrowserSettings& settings,
CefRefPtr<CefClient> client,
bool is_devtools) {
CEF_REQUIRE_UI_THREAD();
// The popup browser client is created in CefLifeSpanHandler::OnBeforePopup()
// (e.g. via RootWindowViews::InitAsPopup()). The Delegate (RootWindowViews)
// knows the association between |client| and itself.
Delegate* popup_delegate = delegate_->GetDelegateForPopup(client);
// Should not be the same RootWindowViews that owns |this|.
DCHECK(popup_delegate && popup_delegate != delegate_);
// Create a new ViewsWindow for the popup BrowserView.
return new ViewsWindow(popup_delegate, NULL);
}
bool ViewsWindow::OnPopupBrowserViewCreated(
CefRefPtr<CefBrowserView> browser_view,
CefRefPtr<CefBrowserView> popup_browser_view,
bool is_devtools) {
CEF_REQUIRE_UI_THREAD();
// Retrieve the ViewsWindow created in GetDelegateForPopupBrowserView.
CefRefPtr<ViewsWindow> popup_window =
static_cast<ViewsWindow*>(static_cast<CefBrowserViewDelegate*>(
popup_browser_view->GetDelegate().get()));
// Should not be the same ViewsWindow as |this|.
DCHECK(popup_window && popup_window != this);
// Associate the ViewsWindow with the new popup browser.
popup_window->SetBrowserView(popup_browser_view);
// Create a new top-level Window for the popup. It will show itself after
// creation.
CefWindow::CreateTopLevelWindow(popup_window);
// We created the Window.
return true;
}
void ViewsWindow::OnButtonPressed(CefRefPtr<CefButton> button) {
CEF_REQUIRE_UI_THREAD();
DCHECK(with_controls_);
if (!browser_view_)
return;
CefRefPtr<CefBrowser> browser = browser_view_->GetBrowser();
if (!browser)
return;
switch (button->GetID()) {
case ID_BACK_BUTTON:
browser->GoBack();
break;
case ID_FORWARD_BUTTON:
browser->GoForward();
break;
case ID_STOP_BUTTON:
browser->StopLoad();
break;
case ID_RELOAD_BUTTON:
browser->Reload();
break;
case ID_MENU_BUTTON:
break;
default:
NOTREACHED();
break;
}
}
void ViewsWindow::OnMenuButtonPressed(
CefRefPtr<CefMenuButton> menu_button,
const CefPoint& screen_point,
CefRefPtr<CefMenuButtonPressedLock> button_pressed_lock) {
CEF_REQUIRE_UI_THREAD();
const int id = menu_button->GetID();
if (id >= ID_EXTENSION_BUTTON_FIRST && id <= ID_EXTENSION_BUTTON_LAST) {
const size_t extension_idx = id - ID_EXTENSION_BUTTON_FIRST;
if (extension_idx >= extensions_.size()) {
LOG(ERROR) << "Invalid extension index " << extension_idx;
return;
}
// Keep the button pressed until the extension window is closed.
extension_button_pressed_lock_ = button_pressed_lock;
// Create a window for the extension.
delegate_->CreateExtensionWindow(
extensions_[extension_idx].extension_, menu_button->GetBoundsInScreen(),
window_, base::Bind(&ViewsWindow::OnExtensionWindowClosed, this));
return;
}
DCHECK(with_controls_);
DCHECK_EQ(ID_MENU_BUTTON, id);
menu_button->ShowMenu(button_menu_model_, screen_point,
CEF_MENU_ANCHOR_TOPRIGHT);
}
void ViewsWindow::ExecuteCommand(CefRefPtr<CefMenuModel> menu_model,
int command_id,
cef_event_flags_t event_flags) {
CEF_REQUIRE_UI_THREAD();
DCHECK(with_controls_);
if (command_id == ID_QUIT) {
delegate_->OnExit();
} else if (command_id >= ID_TESTS_FIRST && command_id <= ID_TESTS_LAST) {
delegate_->OnTest(command_id);
} else {
NOTREACHED();
}
}
bool ViewsWindow::OnKeyEvent(CefRefPtr<CefTextfield> textfield,
const CefKeyEvent& event) {
CEF_REQUIRE_UI_THREAD();
DCHECK(with_controls_);
DCHECK_EQ(ID_URL_TEXTFIELD, textfield->GetID());
// Trigger when the return key is pressed.
if (window_ && browser_view_ && event.type == KEYEVENT_RAWKEYDOWN &&
event.windows_key_code == VK_RETURN) {
CefRefPtr<CefBrowser> browser = browser_view_->GetBrowser();
if (browser) {
CefRefPtr<CefView> view = window_->GetViewForID(ID_URL_TEXTFIELD);
if (view && view->AsTextfield()) {
const CefString& url = view->AsTextfield()->GetText();
if (!url.empty())
browser->GetMainFrame()->LoadURL(url);
}
}
// We handled the event.
return true;
}
return false;
}
void ViewsWindow::OnWindowCreated(CefRefPtr<CefWindow> window) {
CEF_REQUIRE_UI_THREAD();
DCHECK(browser_view_);
DCHECK(!window_);
DCHECK(window);
window_ = window;
window_->SetID(ID_WINDOW);
with_controls_ = delegate_->WithControls();
delegate_->OnViewsWindowCreated(this);
CefRect bounds = delegate_->GetWindowBounds();
if (bounds.IsEmpty()) {
// Use the default size.
bounds.width = 800;
bounds.height = 600;
}
if (bounds.x == 0 && bounds.y == 0) {
// Size the Window and center it.
window_->CenterWindow(CefSize(bounds.width, bounds.height));
} else {
// Set the Window bounds as specified.
window_->SetBounds(bounds);
}
// Set the background color for regions that are not obscured by other Views.
views_style::ApplyTo(window_.get());
if (with_controls_) {
// Add the BrowserView and other controls to the Window.
AddControls();
// Add keyboard accelerators to the Window.
AddAccelerators();
} else {
// Add the BrowserView as the only child of the Window.
window_->AddChildView(browser_view_);
if (!delegate_->WithExtension()) {
// Choose a reasonable minimum window size.
minimum_window_size_ = CefSize(100, 100);
}
}
if (!delegate_->InitiallyHidden()) {
// Show the Window.
Show();
}
}
void ViewsWindow::OnWindowDestroyed(CefRefPtr<CefWindow> window) {
CEF_REQUIRE_UI_THREAD();
DCHECK(window_);
delegate_->OnViewsWindowDestroyed(this);
browser_view_ = NULL;
button_menu_model_ = NULL;
if (top_menu_bar_) {
top_menu_bar_->Reset();
top_menu_bar_ = NULL;
}
extensions_panel_ = NULL;
window_ = NULL;
}
bool ViewsWindow::CanClose(CefRefPtr<CefWindow> window) {
CEF_REQUIRE_UI_THREAD();
// Allow the window to close if the browser says it's OK.
CefRefPtr<CefBrowser> browser = browser_view_->GetBrowser();
if (browser)
return browser->GetHost()->TryCloseBrowser();
return true;
}
CefRefPtr<CefWindow> ViewsWindow::GetParentWindow(CefRefPtr<CefWindow> window,
bool* is_menu,
bool* can_activate_menu) {
CEF_REQUIRE_UI_THREAD();
CefRefPtr<CefWindow> parent_window = delegate_->GetParentWindow();
if (parent_window) {
// Should be an extension window, in which case we want it to behave as a
// menu and allow activation.
DCHECK(delegate_->WithExtension());
*is_menu = true;
*can_activate_menu = true;
}
return parent_window;
}
bool ViewsWindow::IsFrameless(CefRefPtr<CefWindow> window) {
CEF_REQUIRE_UI_THREAD();
return frameless_;
}
bool ViewsWindow::CanResize(CefRefPtr<CefWindow> window) {
CEF_REQUIRE_UI_THREAD();
// Don't allow windows hosting extensions to resize.
return !delegate_->WithExtension();
}
bool ViewsWindow::OnAccelerator(CefRefPtr<CefWindow> window, int command_id) {
CEF_REQUIRE_UI_THREAD();
if (command_id == ID_QUIT) {
delegate_->OnExit();
return true;
}
return false;
}
bool ViewsWindow::OnKeyEvent(CefRefPtr<CefWindow> window,
const CefKeyEvent& event) {
CEF_REQUIRE_UI_THREAD();
if (!window_)
return false;
if (delegate_->WithExtension() && event.type == KEYEVENT_RAWKEYDOWN &&
event.windows_key_code == VK_ESCAPE) {
// Close the extension window on escape.
Close(false);
return true;
}
if (!with_controls_)
return false;
if (event.type == KEYEVENT_RAWKEYDOWN && event.windows_key_code == VK_MENU) {
// ALT key is pressed.
int last_focused_view = last_focused_view_;
bool menu_had_focus = menu_has_focus_;
// Toggle menu button focusable.
SetMenuFocusable(!menu_has_focus_);
if (menu_had_focus && last_focused_view != 0) {
// Restore focus to the view that was previously focused.
window_->GetViewForID(last_focused_view)->RequestFocus();
}
return true;
}
if (menu_has_focus_ && top_menu_bar_)
return top_menu_bar_->OnKeyEvent(event);
return false;
}
CefSize ViewsWindow::GetMinimumSize(CefRefPtr<CefView> view) {
CEF_REQUIRE_UI_THREAD();
if (view->GetID() == ID_WINDOW)
return minimum_window_size_;
return CefSize();
}
void ViewsWindow::OnFocus(CefRefPtr<CefView> view) {
CEF_REQUIRE_UI_THREAD();
const int view_id = view->GetID();
// Keep track of the non-menu view that was last focused.
if (last_focused_view_ != view_id &&
(!top_menu_bar_ || !top_menu_bar_->HasMenuId(view_id))) {
last_focused_view_ = view_id;
}
// When focus leaves the menu buttons make them unfocusable.
if (menu_has_focus_) {
if (top_menu_bar_) {
if (!top_menu_bar_->HasMenuId(view_id))
SetMenuFocusable(false);
} else if (view_id != ID_MENU_BUTTON) {
SetMenuFocusable(false);
}
}
if (view_id == ID_BROWSER_VIEW)
delegate_->OnViewsWindowActivated(this);
}
void ViewsWindow::OnBlur(CefRefPtr<CefView> view) {
CEF_REQUIRE_UI_THREAD();
const int view_id = view->GetID();
if (view_id == ID_BROWSER_VIEW && delegate_->WithExtension()) {
// Close windows hosting extensions when the browser loses focus.
Close(false);
}
}
void ViewsWindow::MenuBarExecuteCommand(CefRefPtr<CefMenuModel> menu_model,
int command_id,
cef_event_flags_t event_flags) {
ExecuteCommand(menu_model, command_id, event_flags);
}
ViewsWindow::ViewsWindow(Delegate* delegate,
CefRefPtr<CefBrowserView> browser_view)
: delegate_(delegate),
with_controls_(false),
menu_has_focus_(false),
last_focused_view_(false) {
DCHECK(delegate_);
if (browser_view)
SetBrowserView(browser_view);
CefRefPtr<CefCommandLine> command_line =
CefCommandLine::GetGlobalCommandLine();
frameless_ = command_line->HasSwitch(switches::kHideFrame) ||
delegate_->WithExtension();
if (!command_line->HasSwitch(switches::kHideTopMenu)) {
top_menu_bar_ = new ViewsMenuBar(this, ID_TOP_MENU_FIRST);
}
}
void ViewsWindow::SetBrowserView(CefRefPtr<CefBrowserView> browser_view) {
DCHECK(!browser_view_);
DCHECK(browser_view);
DCHECK(browser_view->IsValid());
DCHECK(!browser_view->IsAttached());
browser_view_ = browser_view;
browser_view_->SetID(ID_BROWSER_VIEW);
}
void ViewsWindow::CreateMenuModel() {
// Create the menu button model.
button_menu_model_ = CefMenuModel::CreateMenuModel(this);
CefRefPtr<CefMenuModel> test_menu =
button_menu_model_->AddSubMenu(0, "&Tests");
views_style::ApplyTo(button_menu_model_);
AddTestMenuItems(test_menu);
AddFileMenuItems(button_menu_model_);
if (top_menu_bar_) {
// Add the menus to the top menu bar.
AddFileMenuItems(top_menu_bar_->CreateMenuModel("&File", NULL));
AddTestMenuItems(top_menu_bar_->CreateMenuModel("&Tests", NULL));
}
}
CefRefPtr<CefLabelButton> ViewsWindow::CreateBrowseButton(
const std::string& label,
int id) {
CefRefPtr<CefLabelButton> button =
CefLabelButton::CreateLabelButton(this, label);
button->SetID(id);
button->SetEnabled(false); // Disabled by default.
button->SetFocusable(false); // Don't give focus to the button.
return button;
}
void ViewsWindow::AddControls() {
// Create the MenuModel that will be displayed via the menu button.
CreateMenuModel();
CefRefPtr<CefPanel> top_menu_panel;
if (top_menu_bar_)
top_menu_panel = top_menu_bar_->GetMenuPanel();
// Create the browse buttons.
LabelButtons browse_buttons;
browse_buttons.push_back(CreateBrowseButton("Back", ID_BACK_BUTTON));
browse_buttons.push_back(CreateBrowseButton("Forward", ID_FORWARD_BUTTON));
browse_buttons.push_back(CreateBrowseButton("Reload", ID_RELOAD_BUTTON));
browse_buttons.push_back(CreateBrowseButton("Stop", ID_STOP_BUTTON));
// Create the URL textfield.
CefRefPtr<CefTextfield> url_textfield = CefTextfield::CreateTextfield(this);
url_textfield->SetID(ID_URL_TEXTFIELD);
url_textfield->SetEnabled(false); // Disabled by default.
views_style::ApplyTo(url_textfield);
// Create the menu button.
CefRefPtr<CefMenuButton> menu_button =
CefMenuButton::CreateMenuButton(this, CefString());
menu_button->SetID(ID_MENU_BUTTON);
menu_button->SetImage(
CEF_BUTTON_STATE_NORMAL,
delegate_->GetImageCache()->GetCachedImage("menu_icon"));
views_style::ApplyTo(menu_button.get());
menu_button->SetInkDropEnabled(true);
// Override the default minimum size.
menu_button->SetMinimumSize(CefSize(0, 0));
// Create the top panel.
CefRefPtr<CefPanel> top_panel = CefPanel::CreatePanel(NULL);
// Use a horizontal box layout for |top_panel|.
CefBoxLayoutSettings top_panel_layout_settings;
top_panel_layout_settings.horizontal = true;
CefRefPtr<CefBoxLayout> top_panel_layout =
top_panel->SetToBoxLayout(top_panel_layout_settings);
// Add the buttons and URL textfield to |top_panel|.
for (size_t i = 0U; i < browse_buttons.size(); ++i)
top_panel->AddChildView(browse_buttons[i]);
top_panel->AddChildView(url_textfield);
UpdateExtensionControls();
DCHECK(extensions_panel_);
top_panel->AddChildView(extensions_panel_);
top_panel->AddChildView(menu_button);
views_style::ApplyTo(top_panel);
// Allow |url_textfield| to grow and fill any remaining space.
top_panel_layout->SetFlexForView(url_textfield, 1);
// Use a vertical box layout for |window|.
CefBoxLayoutSettings window_layout_settings;
window_layout_settings.horizontal = false;
window_layout_settings.between_child_spacing = 2;
CefRefPtr<CefBoxLayout> window_layout =
window_->SetToBoxLayout(window_layout_settings);
// Add the top panel and browser view to |window|.
if (top_menu_panel)
window_->AddChildView(top_menu_panel);
window_->AddChildView(top_panel);
window_->AddChildView(browser_view_);
// Allow |browser_view_| to grow and fill any remaining space.
window_layout->SetFlexForView(browser_view_, 1);
// Lay out |window| so we can get the default button sizes.
window_->Layout();
// Make all browse buttons the same size.
MakeButtonsSameSize(browse_buttons);
// Lay out |window| again with the new button sizes.
window_->Layout();
// Minimum window width is the size of all buttons plus some extra.
const int min_width = browse_buttons[0]->GetBounds().width * 4 +
menu_button->GetBounds().width + 100;
// Minimum window height is the hight of the top toolbar plus some extra.
int min_height = top_panel->GetBounds().height + 100;
if (top_menu_panel)
min_height += top_menu_panel->GetBounds().height;
minimum_window_size_ = CefSize(min_width, min_height);
}
void ViewsWindow::AddAccelerators() {
// Trigger accelerators without first forwarding to web content.
browser_view_->SetPreferAccelerators(true);
// Specify the accelerators to handle. OnAccelerator will be called when the
// accelerator is triggered.
window_->SetAccelerator(ID_QUIT, 'X', false, false, true);
}
void ViewsWindow::SetMenuFocusable(bool focusable) {
if (!window_ || !with_controls_)
return;
if (top_menu_bar_) {
top_menu_bar_->SetMenuFocusable(focusable);
} else {
window_->GetViewForID(ID_MENU_BUTTON)->SetFocusable(focusable);
if (focusable) {
// Give focus to menu button.
window_->GetViewForID(ID_MENU_BUTTON)->RequestFocus();
}
}
menu_has_focus_ = focusable;
}
void ViewsWindow::EnableView(int id, bool enable) {
if (!window_)
return;
CefRefPtr<CefView> view = window_->GetViewForID(id);
if (view)
view->SetEnabled(enable);
}
void ViewsWindow::ShowTopControls(bool show) {
if (!window_ || !with_controls_)
return;
// Change the visibility of the panel that contains the buttons.
CefRefPtr<CefView> parent_view =
window_->GetViewForID(ID_BACK_BUTTON)->GetParentView();
if (parent_view->IsVisible() != show) {
parent_view->SetVisible(show);
parent_view->InvalidateLayout();
}
}
void ViewsWindow::UpdateExtensionControls() {
CEF_REQUIRE_UI_THREAD();
if (!window_ || !with_controls_)
return;
if (!extensions_panel_) {
extensions_panel_ = CefPanel::CreatePanel(NULL);
// Use a horizontal box layout for |top_panel|.
CefBoxLayoutSettings top_panel_layout_settings;
top_panel_layout_settings.horizontal = true;
CefRefPtr<CefBoxLayout> top_panel_layout =
extensions_panel_->SetToBoxLayout(top_panel_layout_settings);
} else {
extensions_panel_->RemoveAllChildViews();
}
if (extensions_.size() >
ID_EXTENSION_BUTTON_LAST - ID_EXTENSION_BUTTON_FIRST) {
LOG(WARNING) << "Too many extensions loaded. Some will be ignored.";
}
ExtensionInfoSet::const_iterator it = extensions_.begin();
for (int id = ID_EXTENSION_BUTTON_FIRST;
it != extensions_.end() && id <= ID_EXTENSION_BUTTON_LAST; ++id, ++it) {
CefRefPtr<CefMenuButton> button =
CefMenuButton::CreateMenuButton(this, CefString());
button->SetID(id);
button->SetImage(CEF_BUTTON_STATE_NORMAL, (*it).image_);
views_style::ApplyTo(button.get());
button->SetInkDropEnabled(true);
// Override the default minimum size.
button->SetMinimumSize(CefSize(0, 0));
extensions_panel_->AddChildView(button);
}
CefRefPtr<CefView> parent_view = extensions_panel_->GetParentView();
if (parent_view)
parent_view->InvalidateLayout();
}
void ViewsWindow::OnExtensionIconsLoaded(const ExtensionSet& extensions,
const ImageCache::ImageSet& images) {
if (!CefCurrentlyOn(TID_UI)) {
// Execute this method on the UI thread.
CefPostTask(TID_UI, base::Bind(&ViewsWindow::OnExtensionIconsLoaded, this,
extensions, images));
return;
}
DCHECK_EQ(extensions.size(), images.size());
extensions_.clear();
ExtensionSet::const_iterator it1 = extensions.begin();
ImageCache::ImageSet::const_iterator it2 = images.begin();
for (; it1 != extensions.end() && it2 != images.end(); ++it1, ++it2) {
CefRefPtr<CefImage> icon = *it2;
if (!icon)
icon = delegate_->GetImageCache()->GetCachedImage(kDefaultExtensionIcon);
extensions_.push_back(ExtensionInfo(*it1, icon));
}
UpdateExtensionControls();
}
void ViewsWindow::OnExtensionWindowClosed() {
if (!CefCurrentlyOn(TID_UI)) {
// Execute this method on the UI thread.
CefPostTask(TID_UI,
base::Bind(&ViewsWindow::OnExtensionWindowClosed, this));
return;
}
// Restore the button state.
extension_button_pressed_lock_ = NULL;
}
} // namespace client
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