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// Copyright (c) 2012 The Chromium 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 "remoting/host/continue_window.h"
#import <Cocoa/Cocoa.h>
#include "base/compiler_specific.h"
#include "base/logging.h"
#include "base/mac/scoped_nsautorelease_pool.h"
#include "base/mac/scoped_nsobject.h"
#include "base/macros.h"
#include "base/memory/ptr_util.h"
#include "base/strings/sys_string_conversions.h"
#include "remoting/base/string_resources.h"
#include "ui/base/l10n/l10n_util_mac.h"
// Handles the ContinueWindow.
@interface ContinueWindowMacController : NSObject {
@private
base::scoped_nsobject<NSMutableArray> shades_;
base::scoped_nsobject<NSAlert> continue_alert_;
remoting::ContinueWindow* continue_window_;
}
- (id)initWithWindow:(remoting::ContinueWindow*)continue_window;
- (void)show;
- (void)hide;
- (void)onCancel:(id)sender;
- (void)onContinue:(id)sender;
@end
namespace remoting {
// A bridge between C++ and ObjC implementations of ContinueWindow.
// Everything important occurs in ContinueWindowMacController.
class ContinueWindowMac : public ContinueWindow {
public:
ContinueWindowMac();
~ContinueWindowMac() override;
protected:
// ContinueWindow overrides.
void ShowUi() override;
void HideUi() override;
private:
base::scoped_nsobject<ContinueWindowMacController> controller_;
DISALLOW_COPY_AND_ASSIGN(ContinueWindowMac);
};
ContinueWindowMac::ContinueWindowMac() {
}
ContinueWindowMac::~ContinueWindowMac() {
DCHECK(CalledOnValidThread());
}
void ContinueWindowMac::ShowUi() {
DCHECK(CalledOnValidThread());
base::mac::ScopedNSAutoreleasePool pool;
controller_.reset(
[[ContinueWindowMacController alloc] initWithWindow:this]);
[controller_ show];
}
void ContinueWindowMac::HideUi() {
DCHECK(CalledOnValidThread());
base::mac::ScopedNSAutoreleasePool pool;
[controller_ hide];
}
// static
std::unique_ptr<HostWindow> HostWindow::CreateContinueWindow() {
return base::MakeUnique<ContinueWindowMac>();
}
} // namespace remoting
@implementation ContinueWindowMacController
- (id)initWithWindow:(remoting::ContinueWindow*)continue_window {
if ((self = [super init])) {
continue_window_ = continue_window;
}
return self;
}
- (void)show {
// Generate window shade
NSArray* screens = [NSScreen screens];
shades_.reset([[NSMutableArray alloc] initWithCapacity:[screens count]]);
for (NSScreen *screen in screens) {
NSWindow* shade =
[[[NSWindow alloc] initWithContentRect:[screen frame]
styleMask:NSBorderlessWindowMask
backing:NSBackingStoreBuffered
defer:NO
screen:screen] autorelease];
[shade setReleasedWhenClosed:NO];
[shade setAlphaValue:0.8];
[shade setOpaque:NO];
[shade setBackgroundColor:[NSColor blackColor]];
// Raise the window shade above just about everything else.
// Leave the dock and menu bar exposed so the user has some basic level
// of control (like they can quit Chromium).
[shade setLevel:NSModalPanelWindowLevel - 1];
[shade orderFront:nil];
[shades_ addObject:shade];
}
// Create alert.
continue_alert_.reset([[NSAlert alloc] init]);
[continue_alert_ setMessageText:l10n_util::GetNSString(IDS_CONTINUE_PROMPT)];
NSButton* continue_button =
[continue_alert_ addButtonWithTitle:l10n_util::GetNSString(
IDS_CONTINUE_BUTTON)];
[continue_button setAction:@selector(onContinue:)];
[continue_button setTarget:self];
NSButton* cancel_button =
[continue_alert_ addButtonWithTitle:l10n_util::GetNSString(
IDS_STOP_SHARING_BUTTON)];
[cancel_button setAction:@selector(onCancel:)];
[cancel_button setTarget:self];
NSBundle *bundle = [NSBundle bundleForClass:[self class]];
NSString *imagePath = [bundle pathForResource:@"chromoting128" ofType:@"png"];
base::scoped_nsobject<NSImage> image(
[[NSImage alloc] initByReferencingFile:imagePath]);
[continue_alert_ setIcon:image];
[continue_alert_ layout];
// Force alert to be at the proper level and location.
NSWindow* continue_window = [continue_alert_ window];
[continue_window center];
[continue_window setLevel:NSModalPanelWindowLevel];
[continue_window orderWindow:NSWindowAbove
relativeTo:[[shades_ lastObject] windowNumber]];
[continue_window makeKeyWindow];
}
- (void)hide {
// Remove window shade.
for (NSWindow* window in shades_.get()) {
[window close];
}
shades_.reset();
continue_alert_.reset();
}
- (void)onCancel:(id)sender {
[self hide];
continue_window_->DisconnectSession();
}
- (void)onContinue:(id)sender {
[self hide];
continue_window_->ContinueSession();
}
@end
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