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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "chrome/browser/ui/cocoa/first_run_dialog_cocoa.h"
#include "base/apple/bundle_locations.h"
#include "base/command_line.h"
#include "base/compiler_specific.h"
#include "base/functional/bind.h"
#include "base/memory/ref_counted.h"
#include "base/run_loop.h"
#include "base/strings/sys_string_conversions.h"
#include "base/task/current_thread.h"
#import "base/task/single_thread_task_runner.h"
#include "base/task/single_thread_task_runner.h"
#include "chrome/browser/browser_process_impl.h"
#include "chrome/browser/first_run/first_run.h"
#include "chrome/browser/first_run/first_run_dialog.h"
#include "chrome/browser/metrics/metrics_reporting_state.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/shell_integration.h"
#include "chrome/browser/ui/cocoa/first_run_dialog_controller.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/url_constants.h"
#include "content/public/common/content_switches.h"
#include "ui/base/l10n/l10n_util_mac.h"
#include "url/gurl.h"
@interface FirstRunDialogController (PrivateMethods)
// Show the dialog.
- (void)show;
@end
namespace {
class FirstRunShowBridge : public base::RefCounted<FirstRunShowBridge> {
public:
explicit FirstRunShowBridge(FirstRunDialogController* controller);
void ShowDialog(base::OnceClosure quit_closure);
private:
friend class base::RefCounted<FirstRunShowBridge>;
~FirstRunShowBridge();
FirstRunDialogController* controller_;
};
FirstRunShowBridge::FirstRunShowBridge(FirstRunDialogController* controller)
: controller_(controller) {}
void FirstRunShowBridge::ShowDialog(base::OnceClosure quit_closure) {
// Proceeding past the modal dialog requires user interaction. Allow nested
// tasks to run so that signal handlers operate correctly.
base::CurrentThread::ScopedAllowApplicationTasksInNativeNestedLoop allow;
[controller_ show];
std::move(quit_closure).Run();
}
FirstRunShowBridge::~FirstRunShowBridge() = default;
void ShowFirstRunModal() {
FirstRunDialogController* dialog = [[FirstRunDialogController alloc] init];
[dialog showWindow:nil];
// If the dialog asked the user to opt-in for stats and crash reporting,
// record the decision and enable the crash reporter if appropriate.
bool consent_given = [dialog isStatsReportingEnabled];
ChangeMetricsReportingState(
consent_given, ChangeMetricsReportingStateCalledFrom::kUiFirstRun);
// If selected, set as default browser. Skip in automated tests so that an OS
// dialog confirming the default browser choice isn't left on screen.
BOOL make_default_browser =
[dialog isMakeDefaultBrowserEnabled] &&
!base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kTestType);
if (make_default_browser) {
bool success = shell_integration::SetAsDefaultBrowser();
DCHECK(success);
}
}
} // namespace
namespace first_run {
void ShowFirstRunDialogCocoa() {
ShowFirstRunModal();
}
} // namespace first_run
@implementation FirstRunDialogController {
FirstRunDialogViewController* __strong _viewController;
}
- (instancetype)init {
_viewController = [[FirstRunDialogViewController alloc] init];
// Create the content view controller (and the content view) *before* the
// window, so that we can find out what the content view's frame is supposed
// to be for use here.
NSWindow* window =
[[NSWindow alloc] initWithContentRect:_viewController.view.frame
styleMask:NSWindowStyleMaskTitled
backing:NSBackingStoreBuffered
defer:YES];
window.contentView = _viewController.view;
window.title = [_viewController windowTitle];
self = [super initWithWindow:window];
return self;
}
- (IBAction)showWindow:(id)sender {
// The main MessageLoop has not yet run, but has been spun. If we call
// -[NSApplication runModalForWindow:] we will hang <http://crbug.com/54248>.
// Therefore the main MessageLoop is run so things work.
scoped_refptr<FirstRunShowBridge> bridge(new FirstRunShowBridge(self));
base::RunLoop run_loop;
// At this point during startup, ChromeBrowserMain has yet to start the main
// message loop. Consequently, this run loop will effectively be the main
// message loop for the duration of the dialog's lifetime. Tell the
// BrowserProcessImpl how to quit the loop if any of the shutdown signal
// handlers is received. (The ShutdownDetector posts a task to the UI thread's
// TaskRunner to begin shutdown upon receiving a SIGTERM.)
static_cast<BrowserProcessImpl*>(g_browser_process)
->SetQuitClosure(base::BindOnce(
[](base::RunLoop* run_loop) {
[NSApp abortModal];
run_loop->Quit();
},
&run_loop));
// Barring a shutdown signal, the run loop will quit when the user closes the
// first run dialog.
base::SingleThreadTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(&FirstRunShowBridge::ShowDialog, bridge.get(),
run_loop.QuitClosure()));
run_loop.Run();
static_cast<BrowserProcessImpl*>(g_browser_process)->ClearQuitClosure();
}
- (void)show {
NSWindow* win = [self window];
// Neat weirdness in the below code - the Application menu stays enabled
// while the window is open but selecting items from it (e.g. Quit) has
// no effect. I'm guessing that this is an artifact of us being a
// background-only application at this stage and displaying a modal
// window.
// Display dialog.
[win center];
[NSApp runModalForWindow:win];
}
- (BOOL)isStatsReportingEnabled {
return [_viewController isStatsReportingEnabled];
}
- (BOOL)isMakeDefaultBrowserEnabled {
return [_viewController isMakeDefaultBrowserEnabled];
}
@end
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