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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_mac.h"
#include <Cocoa/Cocoa.h>
#include "include/base/cef_callback.h"
#include "include/cef_app.h"
#include "include/cef_application_mac.h"
#include "include/views/cef_display.h"
#include "tests/cefclient/browser/browser_window_osr_mac.h"
#include "tests/cefclient/browser/browser_window_std_mac.h"
#include "tests/cefclient/browser/client_prefs.h"
#include "tests/cefclient/browser/main_context.h"
#include "tests/cefclient/browser/temp_window.h"
#include "tests/cefclient/browser/window_test_runner_mac.h"
#include "tests/shared/browser/main_message_loop.h"
#include "tests/shared/common/client_switches.h"
// Receives notifications from controls and the browser window. Will delete
// itself when done.
@interface RootWindowDelegate : NSObject <NSWindowDelegate> {
@private
NSWindow* window_;
client::RootWindowMac* root_window_;
std::optional<CefRect> last_visible_bounds_;
bool force_close_;
}
@property(nonatomic, readonly) client::RootWindowMac* root_window;
@property(nonatomic, readwrite) std::optional<CefRect> last_visible_bounds;
@property(nonatomic, readwrite) bool force_close;
- (id)initWithWindow:(NSWindow*)window
andRootWindow:(client::RootWindowMac*)root_window;
- (IBAction)goBack:(id)sender;
- (IBAction)goForward:(id)sender;
- (IBAction)reload:(id)sender;
- (IBAction)stopLoading:(id)sender;
- (IBAction)takeURLStringValueFrom:(NSTextField*)sender;
@end // @interface RootWindowDelegate
namespace client {
namespace {
// Sizes for URL bar layout.
#define BUTTON_HEIGHT 22
#define BUTTON_WIDTH 72
#define BUTTON_MARGIN 8
#define URLBAR_HEIGHT 32
NSButton* MakeButton(NSRect* rect, NSString* title, NSView* parent) {
NSButton* button = [[NSButton alloc] initWithFrame:*rect];
#if !__has_feature(objc_arc)
[button autorelease];
#endif // !__has_feature(objc_arc)
[button setTitle:title];
[button setBezelStyle:NSSmallSquareBezelStyle];
[button setAutoresizingMask:(NSViewMaxXMargin | NSViewMinYMargin)];
[parent addSubview:button];
rect->origin.x += BUTTON_WIDTH;
return button;
}
// Returns the current DIP screen bounds for a visible window in the
// restored position, or nullopt if the window is currently minimized or
// fullscreen.
std::optional<CefRect> GetWindowBoundsInScreen(NSWindow* window) {
if ([window isMiniaturized] or [window isZoomed]) {
return std::nullopt;
}
auto screen = [window screen];
if (screen == nil) {
screen = [NSScreen mainScreen];
}
const auto bounds = [window frame];
const auto screen_bounds = [screen frame];
if (NSEqualRects(bounds, screen_bounds)) {
// Don't include windows that are transitioning to fullscreen.
return std::nullopt;
}
CefRect dip_bounds{static_cast<int>(bounds.origin.x),
static_cast<int>(bounds.origin.y),
static_cast<int>(bounds.size.width),
static_cast<int>(bounds.size.height)};
// Convert from macOS coordinates (bottom-left origin) to DIP coordinates
// (top-left origin).
dip_bounds.y = static_cast<int>(screen_bounds.size.height) -
dip_bounds.height - dip_bounds.y;
return dip_bounds;
}
// Keep the frame bounds inside the display work area.
NSRect ClampNSBoundsToWorkArea(const NSRect& frame_bounds,
const CefRect& display_bounds,
const CefRect& work_area) {
NSRect bounds = frame_bounds;
// Convert from DIP coordinates (top-left origin) to macOS coordinates
// (bottom-left origin).
const int work_area_y =
display_bounds.height - work_area.height - work_area.y;
if (bounds.size.width > work_area.width) {
bounds.size.width = work_area.width;
}
if (bounds.size.height > work_area.height) {
bounds.size.height = work_area.height;
}
if (bounds.origin.x < work_area.x) {
bounds.origin.x = work_area.x;
} else if (bounds.origin.x + bounds.size.width >=
work_area.x + work_area.width) {
bounds.origin.x = work_area.x + work_area.width - bounds.size.width;
}
if (bounds.origin.y < work_area_y) {
bounds.origin.y = work_area_y;
} else if (bounds.origin.y + bounds.size.height >=
work_area_y + work_area.height) {
bounds.origin.y = work_area_y + work_area.height - bounds.size.height;
}
return bounds;
}
// Get frame and content area rects matching the input DIP screen bounds. The
// resulting window frame will be kept inside the closest display work area. If
// |input_content_bounds| is true the input size is used for the content area
// and the input origin is used for the frame. Otherwise, both input size and
// origin are used for the frame.
void GetNSBoundsInDisplay(const CefRect& dip_bounds,
bool input_content_bounds,
NSWindowStyleMask style_mask,
NSRect& frame_rect,
NSRect& content_rect) {
// Identify the closest display.
auto display =
CefDisplay::GetDisplayMatchingBounds(dip_bounds,
/*input_pixel_coords=*/false);
const auto display_bounds = display->GetBounds();
const auto display_work_area = display->GetWorkArea();
// Convert from DIP coordinates (top-left origin) to macOS coordinates
// (bottom-left origin).
NSRect requested_rect = NSMakeRect(dip_bounds.x, dip_bounds.y,
dip_bounds.width, dip_bounds.height);
requested_rect.origin.y = display_bounds.height - requested_rect.size.height -
requested_rect.origin.y;
// Calculate the equivalent frame and content bounds.
if (input_content_bounds) {
// Compute frame rect from content rect. Keep the requested origin.
content_rect = requested_rect;
frame_rect = [NSWindow frameRectForContentRect:content_rect
styleMask:style_mask];
frame_rect.origin = requested_rect.origin;
} else {
// Compute content rect from frame rect.
frame_rect = requested_rect;
content_rect = [NSWindow contentRectForFrameRect:frame_rect
styleMask:style_mask];
}
// Keep the frame inside the display work area.
const NSRect new_frame_rect =
ClampNSBoundsToWorkArea(frame_rect, display_bounds, display_work_area);
if (!NSEqualRects(frame_rect, new_frame_rect)) {
frame_rect = new_frame_rect;
content_rect = [NSWindow contentRectForFrameRect:frame_rect
styleMask:style_mask];
}
}
} // namespace
class RootWindowMacImpl
: public base::RefCountedThreadSafe<RootWindowMacImpl, DeleteOnMainThread> {
public:
RootWindowMacImpl(RootWindowMac& root_window);
~RootWindowMacImpl();
// Called by RootWindowDelegate after the associated NSWindow has been
// closed.
void OnNativeWindowClosed();
void CreateBrowserWindow(const std::string& startup_url);
void CreateRootWindow(const CefBrowserSettings& settings,
bool initially_hidden);
// RootWindow methods.
void Init(RootWindow::Delegate* delegate,
std::unique_ptr<RootWindowConfig> config,
const CefBrowserSettings& settings);
void InitAsPopup(RootWindow::Delegate* delegate,
bool with_controls,
bool with_osr,
const CefPopupFeatures& popupFeatures,
CefWindowInfo& windowInfo,
CefRefPtr<CefClient>& client,
CefBrowserSettings& settings);
void Show(RootWindow::ShowMode mode);
void Hide();
void SetBounds(int x, int y, size_t width, size_t height);
void Close(bool force);
void SetDeviceScaleFactor(float device_scale_factor);
float GetDeviceScaleFactor() const;
CefRefPtr<CefBrowser> GetBrowser() const;
ClientWindowHandle GetWindowHandle() const;
bool WithWindowlessRendering() const;
bool WithExtension() const;
// BrowserWindow::Delegate methods.
void OnBrowserCreated(CefRefPtr<CefBrowser> browser);
void OnBrowserWindowDestroyed();
void OnSetAddress(const std::string& url);
void OnSetTitle(const std::string& title);
void OnSetFullscreen(bool fullscreen);
void OnAutoResize(const CefSize& new_size);
void OnSetLoadingState(bool isLoading, bool canGoBack, bool canGoForward);
void OnSetDraggableRegions(const std::vector<CefDraggableRegion>& regions);
void NotifyDestroyedIfDone();
// After initialization all members are only accessed on the main thread.
// Members set during initialization.
RootWindowMac& root_window_;
bool with_controls_ = false;
bool with_osr_ = false;
bool with_extension_ = false;
bool is_popup_ = false;
CefRect initial_bounds_;
cef_show_state_t initial_show_state_ = CEF_SHOW_STATE_NORMAL;
std::unique_ptr<BrowserWindow> browser_window_;
bool initialized_ = false;
// Main window.
NSWindow* window_ = nil;
RootWindowDelegate* window_delegate_ = nil;
// Buttons.
NSButton* back_button_ = nil;
NSButton* forward_button_ = nil;
NSButton* reload_button_ = nil;
NSButton* stop_button_ = nil;
// URL text field.
NSTextField* url_textfield_ = nil;
bool window_destroyed_ = false;
bool browser_destroyed_ = false;
};
RootWindowMacImpl::RootWindowMacImpl(RootWindowMac& root_window)
: root_window_(root_window) {}
RootWindowMacImpl::~RootWindowMacImpl() {
REQUIRE_MAIN_THREAD();
// The window and browser should already have been destroyed.
DCHECK(window_destroyed_);
DCHECK(browser_destroyed_);
}
void RootWindowMacImpl::Init(RootWindow::Delegate* delegate,
std::unique_ptr<RootWindowConfig> config,
const CefBrowserSettings& settings) {
DCHECK(!initialized_);
with_controls_ = config->with_controls;
with_osr_ = config->with_osr;
with_extension_ = config->with_extension;
if (!config->bounds.IsEmpty()) {
// Initial state was specified via the config object.
initial_bounds_ = config->bounds;
initial_show_state_ = config->show_state;
} else {
// Initial state may be specified via the command-line or global
// preferences.
std::optional<CefRect> bounds;
if (prefs::LoadWindowRestorePreferences(initial_show_state_, bounds) &&
bounds) {
initial_bounds_ = *bounds;
}
}
CreateBrowserWindow(config->url);
initialized_ = true;
CreateRootWindow(settings, config->initially_hidden);
}
void RootWindowMacImpl::InitAsPopup(RootWindow::Delegate* delegate,
bool with_controls,
bool with_osr,
const CefPopupFeatures& popupFeatures,
CefWindowInfo& windowInfo,
CefRefPtr<CefClient>& client,
CefBrowserSettings& settings) {
DCHECK(delegate);
DCHECK(!initialized_);
with_controls_ = with_controls;
with_osr_ = with_osr;
is_popup_ = true;
if (popupFeatures.xSet) {
initial_bounds_.x = popupFeatures.x;
}
if (popupFeatures.ySet) {
initial_bounds_.y = popupFeatures.y;
}
if (popupFeatures.widthSet) {
initial_bounds_.width = popupFeatures.width;
}
if (popupFeatures.heightSet) {
initial_bounds_.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 RootWindowMacImpl::Show(RootWindow::ShowMode mode) {
REQUIRE_MAIN_THREAD();
if (!window_) {
return;
}
const bool is_visible = [window_ isVisible];
const bool is_minimized = [window_ isMiniaturized];
const bool is_maximized = [window_ isZoomed];
if ((mode == RootWindow::ShowMinimized && is_minimized) ||
(mode == RootWindow::ShowMaximized && is_maximized) ||
(mode == RootWindow::ShowNormal && is_visible)) {
// The window is already in the desired state.
return;
}
// Undo the previous state since it's not the desired state.
if (is_minimized) {
[window_ deminiaturize:nil];
} else if (is_maximized) {
[window_ performZoom:nil];
}
// Window visibility may change after (for example) deminiaturizing the
// window.
if (![window_ isVisible]) {
[window_ makeKeyAndOrderFront:nil];
}
if (mode == RootWindow::ShowMinimized) {
[window_ performMiniaturize:nil];
} else if (mode == RootWindow::ShowMaximized) {
[window_ performZoom:nil];
}
}
void RootWindowMacImpl::Hide() {
REQUIRE_MAIN_THREAD();
if (!window_) {
return;
}
// Undo miniaturization, if any, so the window will actually be hidden.
if ([window_ isMiniaturized]) {
[window_ deminiaturize:nil];
}
// Hide the window.
[window_ orderOut:nil];
}
void RootWindowMacImpl::SetBounds(int x, int y, size_t width, size_t height) {
REQUIRE_MAIN_THREAD();
if (!window_) {
return;
}
const CefRect dip_bounds(x, y, static_cast<int>(width),
static_cast<int>(height));
// Calculate the equivalent frame and content area bounds.
NSRect frame_rect, content_rect;
GetNSBoundsInDisplay(dip_bounds, /*input_content_bounds=*/true,
[window_ styleMask], frame_rect, content_rect);
[window_ setFrame:frame_rect display:YES];
}
void RootWindowMacImpl::Close(bool force) {
REQUIRE_MAIN_THREAD();
if (window_) {
static_cast<RootWindowDelegate*>([window_ delegate]).force_close = force;
[window_ performClose:nil];
window_destroyed_ = true;
}
}
void RootWindowMacImpl::SetDeviceScaleFactor(float device_scale_factor) {
REQUIRE_MAIN_THREAD();
if (browser_window_ && with_osr_) {
browser_window_->SetDeviceScaleFactor(device_scale_factor);
}
}
float RootWindowMacImpl::GetDeviceScaleFactor() const {
REQUIRE_MAIN_THREAD();
if (browser_window_ && with_osr_) {
return browser_window_->GetDeviceScaleFactor();
}
NOTREACHED();
return 0.0f;
}
CefRefPtr<CefBrowser> RootWindowMacImpl::GetBrowser() const {
REQUIRE_MAIN_THREAD();
if (browser_window_) {
return browser_window_->GetBrowser();
}
return nullptr;
}
ClientWindowHandle RootWindowMacImpl::GetWindowHandle() const {
REQUIRE_MAIN_THREAD();
return CAST_NSVIEW_TO_CEF_WINDOW_HANDLE([window_ contentView]);
}
bool RootWindowMacImpl::WithWindowlessRendering() const {
REQUIRE_MAIN_THREAD();
return with_osr_;
}
bool RootWindowMacImpl::WithExtension() const {
REQUIRE_MAIN_THREAD();
return with_extension_;
}
void RootWindowMacImpl::OnNativeWindowClosed() {
window_ = nil;
window_destroyed_ = true;
NotifyDestroyedIfDone();
}
void RootWindowMacImpl::CreateBrowserWindow(const std::string& startup_url) {
if (with_osr_) {
OsrRendererSettings settings = {};
MainContext::Get()->PopulateOsrSettings(&settings);
browser_window_.reset(new BrowserWindowOsrMac(&root_window_, with_controls_,
startup_url, settings));
} else {
browser_window_.reset(
new BrowserWindowStdMac(&root_window_, with_controls_, startup_url));
}
}
void RootWindowMacImpl::CreateRootWindow(const CefBrowserSettings& settings,
bool initially_hidden) {
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?
CefRect dip_bounds = initial_bounds_;
// TODO(port): Also, maybe there's a better way to choose the default size.
if (dip_bounds.width <= 0) {
dip_bounds.width = 800;
}
if (dip_bounds.height <= 0) {
dip_bounds.height = 600;
}
// For popups, the requested bounds are for the content area and the requested
// origin is for the window.
if (is_popup_ && with_controls_) {
dip_bounds.height += URLBAR_HEIGHT;
}
const NSWindowStyleMask style_mask =
(NSWindowStyleMaskTitled | NSWindowStyleMaskClosable |
NSWindowStyleMaskMiniaturizable | NSWindowStyleMaskResizable);
// Calculate the equivalent frame and content area bounds.
NSRect frame_rect, content_rect;
GetNSBoundsInDisplay(dip_bounds, /*input_content_bounds=*/is_popup_,
style_mask, frame_rect, content_rect);
// Create the main window.
window_ = [[NSWindow alloc] initWithContentRect:content_rect
styleMask:style_mask
backing:NSBackingStoreBuffered
defer:NO];
[window_ setTitle:@"cefclient"];
// No dark mode, please
window_.appearance = [NSAppearance appearanceNamed:NSAppearanceNameAqua];
// Create the delegate for control and browser window events.
window_delegate_ = [[RootWindowDelegate alloc] initWithWindow:window_
andRootWindow:&root_window_];
if (!initial_bounds_.IsEmpty()) {
// Remember the bounds from the previous application run in case the user
// does not move or resize the window during this application run.
window_delegate_.last_visible_bounds = initial_bounds_;
}
// Rely on the window delegate to clean us up rather than immediately
// releasing when the window gets closed. We use the delegate to do
// everything from the autorelease pool so the window isn't on the stack
// during cleanup (ie, a window close from javascript).
[window_ setReleasedWhenClosed:NO];
const cef_color_t background_color = MainContext::Get()->GetBackgroundColor();
[window_
setBackgroundColor:[NSColor
colorWithCalibratedRed:float(CefColorGetR(
background_color)) /
255.0f
green:float(CefColorGetG(
background_color)) /
255.0f
blue:float(CefColorGetB(
background_color)) /
255.0f
alpha:1.f]];
NSView* contentView = [window_ contentView];
NSRect contentBounds = [contentView bounds];
if (!with_osr_) {
// Make the content view for the window have a layer. This will make all
// sub-views have layers. This is necessary to ensure correct layer
// ordering of all child views and their layers.
[contentView setWantsLayer:YES];
}
if (with_controls_) {
// Reduce the browser height by the URL bar height.
contentBounds.size.height -= URLBAR_HEIGHT;
// Create the buttons.
NSRect button_rect = contentBounds;
button_rect.origin.y =
contentBounds.size.height + (URLBAR_HEIGHT - BUTTON_HEIGHT) / 2;
button_rect.size.height = BUTTON_HEIGHT;
button_rect.origin.x += BUTTON_MARGIN;
button_rect.size.width = BUTTON_WIDTH;
back_button_ = MakeButton(&button_rect, @"Back", contentView);
[back_button_ setTarget:window_delegate_];
[back_button_ setAction:@selector(goBack:)];
[back_button_ setEnabled:NO];
forward_button_ = MakeButton(&button_rect, @"Forward", contentView);
[forward_button_ setTarget:window_delegate_];
[forward_button_ setAction:@selector(goForward:)];
[forward_button_ setEnabled:NO];
reload_button_ = MakeButton(&button_rect, @"Reload", contentView);
[reload_button_ setTarget:window_delegate_];
[reload_button_ setAction:@selector(reload:)];
[reload_button_ setEnabled:NO];
stop_button_ = MakeButton(&button_rect, @"Stop", contentView);
[stop_button_ setTarget:window_delegate_];
[stop_button_ setAction:@selector(stopLoading:)];
[stop_button_ setEnabled:NO];
// Create the URL text field.
button_rect.origin.x += BUTTON_MARGIN;
button_rect.size.width =
[contentView bounds].size.width - button_rect.origin.x - BUTTON_MARGIN;
url_textfield_ = [[NSTextField alloc] initWithFrame:button_rect];
[contentView addSubview:url_textfield_];
[url_textfield_
setAutoresizingMask:(NSViewWidthSizable | NSViewMinYMargin)];
[url_textfield_ setTarget:window_delegate_];
[url_textfield_ setAction:@selector(takeURLStringValueFrom:)];
[url_textfield_ setEnabled:NO];
[[url_textfield_ cell] setWraps:NO];
[[url_textfield_ cell] setScrollable:YES];
}
// Place the window at the target point. This is required for proper placement
// if the point is on a secondary display.
[window_ setFrameOrigin:frame_rect.origin];
if (!is_popup_) {
// Create the browser window.
browser_window_->CreateBrowser(
CAST_NSVIEW_TO_CEF_WINDOW_HANDLE(contentView),
CefRect(0, 0, contentBounds.size.width, contentBounds.size.height),
settings, nullptr,
root_window_.delegate_->GetRequestContext(&root_window_));
} 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(CAST_NSVIEW_TO_CEF_WINDOW_HANDLE(contentView), 0,
0, contentBounds.size.width,
contentBounds.size.height);
}
if (!initially_hidden) {
auto mode = RootWindow::ShowNormal;
if (initial_show_state_ == CEF_SHOW_STATE_MAXIMIZED) {
mode = RootWindow::ShowMaximized;
} else if (initial_show_state_ == CEF_SHOW_STATE_MINIMIZED) {
mode = RootWindow::ShowMinimized;
}
// Show the window.
Show(mode);
}
}
void RootWindowMacImpl::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(), false);
}
root_window_.delegate_->OnBrowserCreated(&root_window_, browser);
}
void RootWindowMacImpl::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 RootWindowMacImpl::OnSetAddress(const std::string& url) {
REQUIRE_MAIN_THREAD();
if (url_textfield_) {
std::string urlStr(url);
NSString* str = [NSString stringWithUTF8String:urlStr.c_str()];
[url_textfield_ setStringValue:str];
}
}
void RootWindowMacImpl::OnSetDraggableRegions(
const std::vector<CefDraggableRegion>& regions) {
REQUIRE_MAIN_THREAD();
// TODO(cef): Implement support for draggable regions on this platform.
}
void RootWindowMacImpl::OnSetTitle(const std::string& title) {
REQUIRE_MAIN_THREAD();
if (window_) {
std::string titleStr(title);
NSString* str = [NSString stringWithUTF8String:titleStr.c_str()];
[window_ setTitle:str];
}
}
void RootWindowMacImpl::OnSetFullscreen(bool fullscreen) {
REQUIRE_MAIN_THREAD();
CefRefPtr<CefBrowser> browser = GetBrowser();
if (browser) {
std::unique_ptr<window_test::WindowTestRunnerMac> test_runner(
new window_test::WindowTestRunnerMac());
if (fullscreen) {
test_runner->Maximize(browser);
} else {
test_runner->Restore(browser);
}
}
}
void RootWindowMacImpl::OnAutoResize(const CefSize& new_size) {
REQUIRE_MAIN_THREAD();
if (!window_) {
return;
}
// Desired content rectangle.
NSRect content_rect;
content_rect.size.width = static_cast<int>(new_size.width);
content_rect.size.height =
static_cast<int>(new_size.height) + (with_controls_ ? URLBAR_HEIGHT : 0);
// Convert to a frame rectangle.
NSRect frame_rect = [window_ frameRectForContentRect:content_rect];
// Don't change the origin.
frame_rect.origin = window_.frame.origin;
[window_ setFrame:frame_rect display:YES];
// Make sure the window is visible.
Show(RootWindow::ShowNormal);
}
void RootWindowMacImpl::OnSetLoadingState(bool isLoading,
bool canGoBack,
bool canGoForward) {
REQUIRE_MAIN_THREAD();
if (with_controls_) {
[url_textfield_ setEnabled:YES];
[reload_button_ setEnabled:!isLoading];
[stop_button_ setEnabled:isLoading];
[back_button_ setEnabled:canGoBack];
[forward_button_ setEnabled:canGoForward];
}
// After Loading is done, check if voiceover is running and accessibility
// should be enabled.
if (!isLoading) {
Boolean keyExists = false;
// On OSX there is no API to query if VoiceOver is active or not. The value
// however is stored in preferences that can be queried.
if (CFPreferencesGetAppBooleanValue(CFSTR("voiceOverOnOffKey"),
CFSTR("com.apple.universalaccess"),
&keyExists)) {
GetBrowser()->GetHost()->SetAccessibilityState(STATE_ENABLED);
}
}
}
void RootWindowMacImpl::NotifyDestroyedIfDone() {
// Notify once both the window and the browser have been destroyed.
if (window_destroyed_ && browser_destroyed_) {
root_window_.delegate_->OnRootWindowDestroyed(&root_window_);
}
}
RootWindowMac::RootWindowMac() {
impl_ = new RootWindowMacImpl(*this);
}
RootWindowMac::~RootWindowMac() {}
BrowserWindow* RootWindowMac::browser_window() const {
return impl_->browser_window_.get();
}
RootWindow::Delegate* RootWindowMac::delegate() const {
return delegate_;
}
void RootWindowMac::Init(RootWindow::Delegate* delegate,
std::unique_ptr<RootWindowConfig> config,
const CefBrowserSettings& settings) {
DCHECK(delegate);
delegate_ = delegate;
impl_->Init(delegate, std::move(config), settings);
}
void RootWindowMac::InitAsPopup(RootWindow::Delegate* delegate,
bool with_controls,
bool with_osr,
const CefPopupFeatures& popupFeatures,
CefWindowInfo& windowInfo,
CefRefPtr<CefClient>& client,
CefBrowserSettings& settings) {
DCHECK(delegate);
delegate_ = delegate;
impl_->InitAsPopup(delegate, with_controls, with_osr, popupFeatures,
windowInfo, client, settings);
}
void RootWindowMac::Show(ShowMode mode) {
impl_->Show(mode);
}
void RootWindowMac::Hide() {
impl_->Hide();
}
void RootWindowMac::SetBounds(int x, int y, size_t width, size_t height) {
impl_->SetBounds(x, y, width, height);
}
void RootWindowMac::Close(bool force) {
impl_->Close(force);
}
void RootWindowMac::SetDeviceScaleFactor(float device_scale_factor) {
impl_->SetDeviceScaleFactor(device_scale_factor);
}
float RootWindowMac::GetDeviceScaleFactor() const {
return impl_->GetDeviceScaleFactor();
}
CefRefPtr<CefBrowser> RootWindowMac::GetBrowser() const {
return impl_->GetBrowser();
}
ClientWindowHandle RootWindowMac::GetWindowHandle() const {
return impl_->GetWindowHandle();
}
bool RootWindowMac::WithWindowlessRendering() const {
return impl_->WithWindowlessRendering();
}
bool RootWindowMac::WithExtension() const {
return impl_->WithExtension();
}
void RootWindowMac::OnBrowserCreated(CefRefPtr<CefBrowser> browser) {
impl_->OnBrowserCreated(browser);
}
void RootWindowMac::OnBrowserWindowDestroyed() {
impl_->OnBrowserWindowDestroyed();
}
void RootWindowMac::OnSetAddress(const std::string& url) {
impl_->OnSetAddress(url);
}
void RootWindowMac::OnSetTitle(const std::string& title) {
impl_->OnSetTitle(title);
}
void RootWindowMac::OnSetFullscreen(bool fullscreen) {
impl_->OnSetFullscreen(fullscreen);
}
void RootWindowMac::OnAutoResize(const CefSize& new_size) {
impl_->OnAutoResize(new_size);
}
void RootWindowMac::OnSetLoadingState(bool isLoading,
bool canGoBack,
bool canGoForward) {
impl_->OnSetLoadingState(isLoading, canGoBack, canGoForward);
}
void RootWindowMac::OnSetDraggableRegions(
const std::vector<CefDraggableRegion>& regions) {
impl_->OnSetDraggableRegions(regions);
}
void RootWindowMac::OnNativeWindowClosed() {
impl_->OnNativeWindowClosed();
}
} // namespace client
@implementation RootWindowDelegate
@synthesize root_window = root_window_;
@synthesize last_visible_bounds = last_visible_bounds_;
@synthesize force_close = force_close_;
- (id)initWithWindow:(NSWindow*)window
andRootWindow:(client::RootWindowMac*)root_window {
if (self = [super init]) {
window_ = window;
[window_ setDelegate:self];
root_window_ = root_window;
force_close_ = false;
// Register for application hide/unhide notifications.
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(applicationDidHide:)
name:NSApplicationDidHideNotification
object:nil];
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(applicationDidUnhide:)
name:NSApplicationDidUnhideNotification
object:nil];
}
return self;
}
- (void)dealloc {
[[NSNotificationCenter defaultCenter] removeObserver:self];
#if !__has_feature(objc_arc)
[super dealloc];
#endif // !__has_feature(objc_arc)
}
- (IBAction)goBack:(id)sender {
CefRefPtr<CefBrowser> browser = root_window_->GetBrowser();
if (browser.get()) {
browser->GoBack();
}
}
- (IBAction)goForward:(id)sender {
CefRefPtr<CefBrowser> browser = root_window_->GetBrowser();
if (browser.get()) {
browser->GoForward();
}
}
- (IBAction)reload:(id)sender {
CefRefPtr<CefBrowser> browser = root_window_->GetBrowser();
if (browser.get()) {
browser->Reload();
}
}
- (IBAction)stopLoading:(id)sender {
CefRefPtr<CefBrowser> browser = root_window_->GetBrowser();
if (browser.get()) {
browser->StopLoad();
}
}
- (IBAction)takeURLStringValueFrom:(NSTextField*)sender {
CefRefPtr<CefBrowser> browser = root_window_->GetBrowser();
if (!browser.get()) {
return;
}
NSString* url = [sender stringValue];
// if it doesn't already have a prefix, add http. If we can't parse it,
// just don't bother rather than making things worse.
NSURL* tempUrl = [NSURL URLWithString:url];
if (tempUrl && ![tempUrl scheme]) {
url = [@"http://" stringByAppendingString:url];
}
std::string urlStr = [url UTF8String];
browser->GetMainFrame()->LoadURL(urlStr);
}
// Called when we are activated (when we gain focus).
- (void)windowDidBecomeKey:(NSNotification*)notification {
client::BrowserWindow* browser_window = root_window_->browser_window();
if (browser_window) {
browser_window->SetFocus(true);
}
root_window_->delegate()->OnRootWindowActivated(root_window_);
}
// Called when we are deactivated (when we lose focus).
- (void)windowDidResignKey:(NSNotification*)notification {
client::BrowserWindow* browser_window = root_window_->browser_window();
if (browser_window) {
browser_window->SetFocus(false);
}
}
// Called when we have been minimized.
- (void)windowDidMiniaturize:(NSNotification*)notification {
client::BrowserWindow* browser_window = root_window_->browser_window();
if (browser_window) {
browser_window->Hide();
}
}
// Called when we have been unminimized.
- (void)windowDidDeminiaturize:(NSNotification*)notification {
client::BrowserWindow* browser_window = root_window_->browser_window();
if (browser_window) {
browser_window->Show();
}
}
// Called when we have been resized.
- (void)windowDidResize:(NSNotification*)notification {
// Track the last visible bounds for window restore purposes.
const auto dip_bounds = client::GetWindowBoundsInScreen(window_);
if (dip_bounds) {
last_visible_bounds_ = dip_bounds;
}
}
// Called when we have been moved.
- (void)windowDidMove:(NSNotification*)notification {
// Track the last visible bounds for window restore purposes.
const auto dip_bounds = client::GetWindowBoundsInScreen(window_);
if (dip_bounds) {
last_visible_bounds_ = dip_bounds;
}
}
// Called when the application has been hidden.
- (void)applicationDidHide:(NSNotification*)notification {
// If the window is miniaturized then nothing has really changed.
if (![window_ isMiniaturized]) {
client::BrowserWindow* browser_window = root_window_->browser_window();
if (browser_window) {
browser_window->Hide();
}
}
}
// Called when the application has been unhidden.
- (void)applicationDidUnhide:(NSNotification*)notification {
// If the window is miniaturized then nothing has really changed.
if (![window_ isMiniaturized]) {
client::BrowserWindow* browser_window = root_window_->browser_window();
if (browser_window) {
browser_window->Show();
}
}
}
// Called when the window is about to close. Perform the self-destruction
// sequence by getting rid of the window. By returning YES, we allow the window
// to be removed from the screen.
- (BOOL)windowShouldClose:(NSWindow*)window {
if (!force_close_) {
client::BrowserWindow* browser_window = root_window_->browser_window();
if (browser_window && !browser_window->IsClosing()) {
CefRefPtr<CefBrowser> browser = browser_window->GetBrowser();
if (browser.get()) {
// 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 NO;
}
}
}
// Save window restore position.
std::optional<CefRect> dip_bounds;
cef_show_state_t show_state = CEF_SHOW_STATE_NORMAL;
if ([window_ isMiniaturized]) {
show_state = CEF_SHOW_STATE_MINIMIZED;
} else if ([window_ isZoomed]) {
show_state = CEF_SHOW_STATE_MAXIMIZED;
} else {
dip_bounds = client::GetWindowBoundsInScreen(window_);
}
if (!dip_bounds) {
dip_bounds = last_visible_bounds_;
}
client::prefs::SaveWindowRestorePreferences(show_state, dip_bounds);
// Clean ourselves up after clearing the stack of anything that might have the
// window on it.
[self cleanup];
// Allow the close.
return YES;
}
// Deletes itself.
- (void)cleanup {
// Don't want any more delegate callbacks after we destroy ourselves.
window_.delegate = nil;
window_.contentView = [[NSView alloc] initWithFrame:NSZeroRect];
// Delete the window.
#if !__has_feature(objc_arc)
[window_ autorelease];
#endif // !__has_feature(objc_arc)
window_ = nil;
root_window_->OnNativeWindowClosed();
}
@end // @implementation RootWindowDelegate
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