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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsString.h"
#import <CoreServices/CoreServices.h>
#import <Cocoa/Cocoa.h>
#include "nsCOMPtr.h"
#include "nsCocoaFeatures.h"
#include "nsNativeAppSupportBase.h"
#include "nsServiceManagerUtils.h"
#include "nsIBaseWindow.h"
#include "nsCommandLine.h"
#include "mozIDOMWindow.h"
#include "nsIWebNavigation.h"
#include "nsIWidget.h"
#include "nsIWindowMediator.h"
#include "nsPIDOMWindow.h"
#include "WidgetUtils.h"
// This must be included last:
#include "nsObjCExceptions.h"
using mozilla::widget::WidgetUtils;
nsresult GetNativeWindowPointerFromDOMWindow(mozIDOMWindowProxy* a_window,
NSWindow** a_nativeWindow) {
*a_nativeWindow = nil;
if (!a_window) return NS_ERROR_INVALID_ARG;
nsPIDOMWindowOuter* win = nsPIDOMWindowOuter::From(a_window);
nsCOMPtr<nsIWidget> widget = WidgetUtils::DOMWindowToWidget(win);
if (!widget) {
return NS_ERROR_FAILURE;
}
*a_nativeWindow = (NSWindow*)widget->GetNativeData(NS_NATIVE_WINDOW);
return NS_OK;
}
class nsNativeAppSupportCocoa : public nsNativeAppSupportBase {
public:
nsNativeAppSupportCocoa() : mCanShowUI(false) {}
NS_IMETHOD Start(bool* aRetVal) override;
NS_IMETHOD ReOpen() override;
NS_IMETHOD Enable() override;
private:
bool mCanShowUI;
};
NS_IMETHODIMP
nsNativeAppSupportCocoa::Enable() {
mCanShowUI = true;
return NS_OK;
}
NS_IMETHODIMP nsNativeAppSupportCocoa::Start(bool* _retval) {
int major, minor, bugfix;
nsCocoaFeatures::GetSystemVersion(major, minor, bugfix);
NS_OBJC_BEGIN_TRY_BLOCK_RETURN;
// Check that the OS version is supported, if not return false,
// which will make the browser quit. In principle we could display an
// alert here. But the alert's message and buttons would require custom
// localization. So (for now at least) we just log an English message
// to the console before quitting.
if (major < 10 || (major == 10 && minor < 12)) {
NSLog(@"Minimum OS version requirement not met!");
return NS_OK;
}
*_retval = true;
return NS_OK;
NS_OBJC_END_TRY_BLOCK_RETURN(NS_ERROR_FAILURE);
}
NS_IMETHODIMP
nsNativeAppSupportCocoa::ReOpen() {
NS_OBJC_BEGIN_TRY_BLOCK_RETURN;
if (!mCanShowUI) return NS_ERROR_FAILURE;
bool haveNonMiniaturized = false;
bool haveOpenWindows = false;
bool done = false;
nsCOMPtr<nsIWindowMediator> wm(do_GetService(NS_WINDOWMEDIATOR_CONTRACTID));
if (!wm) {
return NS_ERROR_FAILURE;
} else {
nsCOMPtr<nsISimpleEnumerator> windowList;
wm->GetAppWindowEnumerator(nullptr, getter_AddRefs(windowList));
bool more;
windowList->HasMoreElements(&more);
while (more) {
nsCOMPtr<nsISupports> nextWindow = nullptr;
windowList->GetNext(getter_AddRefs(nextWindow));
nsCOMPtr<nsIBaseWindow> baseWindow(do_QueryInterface(nextWindow));
if (!baseWindow) {
windowList->HasMoreElements(&more);
continue;
} else {
haveOpenWindows = true;
}
nsCOMPtr<nsIWidget> widget = nullptr;
baseWindow->GetMainWidget(getter_AddRefs(widget));
if (!widget || !widget->IsVisible()) {
windowList->HasMoreElements(&more);
continue;
}
NSWindow* cocoaWindow = (NSWindow*)widget->GetNativeData(NS_NATIVE_WINDOW);
if (![cocoaWindow isMiniaturized]) {
haveNonMiniaturized = true;
break; // have un-minimized windows, nothing to do
}
windowList->HasMoreElements(&more);
} // end while
if (!haveNonMiniaturized) {
// Prioritize browser windows for deminiaturization
nsCOMPtr<mozIDOMWindowProxy> mru;
wm->GetMostRecentBrowserWindow(getter_AddRefs(mru));
// Failing that, deminiaturize the most recently used window
if (!mru) {
wm->GetMostRecentWindow(nullptr, getter_AddRefs(mru));
}
if (mru) {
NSWindow* cocoaMru = nil;
GetNativeWindowPointerFromDOMWindow(mru, &cocoaMru);
if (cocoaMru) {
[cocoaMru deminiaturize:nil];
done = true;
}
}
} // end if have non miniaturized
if (!haveOpenWindows && !done) {
char* argv[] = {nullptr};
// use an empty command line to make the right kind(s) of window open
nsCOMPtr<nsICommandLineRunner> cmdLine(new nsCommandLine());
nsresult rv;
rv = cmdLine->Init(0, argv, nullptr, nsICommandLine::STATE_REMOTE_EXPLICIT);
NS_ENSURE_SUCCESS(rv, rv);
return cmdLine->Run();
}
} // got window mediator
return NS_OK;
NS_OBJC_END_TRY_BLOCK_RETURN(NS_ERROR_FAILURE);
}
#pragma mark -
// Create and return an instance of class nsNativeAppSupportCocoa.
nsresult NS_CreateNativeAppSupport(nsINativeAppSupport** aResult) {
*aResult = new nsNativeAppSupportCocoa;
if (!*aResult) return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(*aResult);
return NS_OK;
}
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