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// Copyright 2018 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 "components/remote_cocoa/browser/window.h"
#import <Cocoa/Cocoa.h>
#include <map>
#include "base/check.h"
#include "base/no_destructor.h"
namespace remote_cocoa {
namespace {
using NativeWindowMap = std::map<gfx::NativeWindow, ScopedNativeWindowMapping*>;
NativeWindowMap& GetMap() {
static base::NoDestructor<NativeWindowMap> map;
return *map.get();
}
ScopedNativeWindowMapping* GetMapping(gfx::NativeWindow native_window) {
auto found = GetMap().find(native_window);
if (found == GetMap().end())
return nullptr;
return found->second;
}
} // namespace
ScopedNativeWindowMapping::ScopedNativeWindowMapping(
gfx::NativeWindow native_window,
ApplicationHost* app_host,
NativeWidgetNSWindowBridge* in_process_window_bridge,
mojom::NativeWidgetNSWindow* mojo_interface)
: native_window_(native_window),
application_host_(app_host),
in_process_window_bridge_(in_process_window_bridge),
mojo_interface_(mojo_interface) {
GetMap().insert(std::make_pair(native_window, this));
}
ScopedNativeWindowMapping::~ScopedNativeWindowMapping() {
GetMap().erase(native_window_);
}
bool IsWindowRemote(gfx::NativeWindow gfx_window) {
auto* scoped_mapping = GetMapping(gfx_window);
if (scoped_mapping)
return !scoped_mapping->in_process_window_bridge();
return false;
}
ApplicationHost* GetWindowApplicationHost(gfx::NativeWindow gfx_window) {
auto* scoped_mapping = GetMapping(gfx_window);
if (scoped_mapping)
return scoped_mapping->application_host();
return nullptr;
}
mojom::NativeWidgetNSWindow* GetWindowMojoInterface(
gfx::NativeWindow gfx_window) {
auto* scoped_mapping = GetMapping(gfx_window);
if (scoped_mapping)
return scoped_mapping->mojo_interface();
return nullptr;
}
NSWindow* CreateInProcessTransparentClone(gfx::NativeWindow remote_window) {
DCHECK(IsWindowRemote(remote_window));
NSWindow* window = [[NSWindow alloc]
initWithContentRect:[remote_window.GetNativeNSWindow() frame]
styleMask:NSWindowStyleMaskBorderless
backing:NSBackingStoreBuffered
defer:NO];
[window setAlphaValue:0];
[window makeKeyAndOrderFront:nil];
[window setLevel:NSModalPanelWindowLevel];
return window;
}
} // namespace remote_cocoa
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