gecko/toolkit/xre/MacApplicationDelegate.mm

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Mozilla XUL Toolkit.
*
* The Initial Developer of the Original Code is
* Mozilla Corporation.
* Portions created by the Initial Developer are Copyright (C) 2006
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Stan Shebs <shebs@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
// NSApplication delegate for Mac OS X Cocoa API.
// As of 10.4 Tiger, the system can send six kinds of Apple Events to an application;
// a well-behaved XUL app should have some kind of handling for all of them.
//
// See http://developer.apple.com/documentation/Cocoa/Conceptual/ScriptableCocoaApplications/SApps_handle_AEs/chapter_11_section_3.html for details.
#import <Cocoa/Cocoa.h>
#include "nsCOMPtr.h"
#include "nsIBaseWindow.h"
#include "nsINativeAppSupport.h"
#include "nsIWidget.h"
#include "nsIWindowMediator.h"
#include "nsAppRunner.h"
#include "nsComponentManagerUtils.h"
#include "nsCommandLineServiceMac.h"
#include "nsServiceManagerUtils.h"
#include "nsIAppStartup.h"
#include "nsIObserverService.h"
#include "nsISupportsPrimitives.h"
@interface MacApplicationDelegate : NSObject
{
}
@end
// Something to call from non-objective code.
// This is needed, on relaunch, to force the OS to use the "Cocoa Dock API"
// instead of the "Carbon Dock API". For more info see bmo bug 377166.
void
EnsureUseCocoaDockAPI()
{
[NSApplication sharedApplication];
}
void
SetupMacApplicationDelegate()
{
// Create the delegate. This should be around for the lifetime of the app.
MacApplicationDelegate *delegate = [[MacApplicationDelegate alloc] init];
[[NSApplication sharedApplication] setDelegate:delegate];
}
@implementation MacApplicationDelegate
// Opening the application is handled specially elsewhere,
// don't define applicationOpenUntitledFile: .
// The method that NSApplication calls upon a request to reopen, such as when
// the Dock icon is clicked and no windows are open.
- (BOOL)applicationShouldHandleReopen:(NSApplication*)theApp hasVisibleWindows:(BOOL)flag
{
// If there are windows already, nothing to do.
if (flag)
return NO;
nsCOMPtr<nsINativeAppSupport> nas = do_CreateInstance(NS_NATIVEAPPSUPPORT_CONTRACTID);
NS_ENSURE_TRUE(nas, NO);
// Go to the common Carbon/Cocoa reopen method.
nsresult rv = nas->ReOpen();
NS_ENSURE_SUCCESS(rv, NO);
// NO says we don't want NSApplication to do anything else for us.
return NO;
}
// The method that NSApplication calls when documents are requested to be opened.
// It will be called once for each selected document.
- (BOOL)application:(NSApplication*)theApplication openFile:(NSString*)filename
{
FSRef ref;
FSSpec spec;
// The cast is kind of freaky, but apparently it's what all the beautiful people do.
OSStatus status = FSPathMakeRef((UInt8 *)[filename fileSystemRepresentation], &ref, NULL);
if (status != noErr) {
NS_WARNING("FSPathMakeRef in openFile failed, skipping file open");
return NO;
}
status = FSGetCatalogInfo(&ref, kFSCatInfoNone, NULL, NULL, &spec, NULL);
if (status != noErr) {
NS_WARNING("FSGetCatalogInfo in openFile failed, skipping file open");
return NO;
}
// Take advantage of the existing "command line" code for Macs.
nsMacCommandLine& cmdLine = nsMacCommandLine::GetMacCommandLine();
// We don't actually care about Mac filetypes in this context, just pass a placeholder.
cmdLine.HandleOpenOneDoc(spec, 'abcd');
return YES;
}
// The method that NSApplication calls when documents are requested to be printed
// from the Finder (under the "File" menu).
// It will be called once for each selected document.
- (BOOL)application:(NSApplication*)theApplication printFile:(NSString*)filename
{
FSRef ref;
FSSpec spec;
// The cast is kind of freaky, but apparently it's what all the beautiful people do.
OSStatus status = FSPathMakeRef((UInt8 *)[filename fileSystemRepresentation], &ref, NULL);
if (status != noErr) {
NS_WARNING("FSPathMakeRef in printFile failed, skipping printing");
return NO;
}
status = FSGetCatalogInfo(&ref, kFSCatInfoNone, NULL, NULL, &spec, NULL);
if (status != noErr) {
NS_WARNING("FSGetCatalogInfo in printFile failed, skipping printing");
return NO;
}
// Take advantage of the existing "command line" code for Macs.
nsMacCommandLine& cmdLine = nsMacCommandLine::GetMacCommandLine();
// We don't actually care about Mac filetypes in this context, just pass a placeholder.
cmdLine.HandlePrintOneDoc(spec, 'abcd');
return YES;
}
// Drill down from nsIXULWindow and get an NSWindow. We get passed nsISupports
// because that's what nsISimpleEnumerator returns.
static NSWindow* GetCocoaWindowForXULWindow(nsISupports *aXULWindow)
{
nsresult rv;
nsCOMPtr<nsIBaseWindow> baseWindow = do_QueryInterface(aXULWindow, &rv);
NS_ENSURE_SUCCESS(rv, nil);
nsCOMPtr<nsIWidget> widget;
rv = baseWindow->GetMainWidget(getter_AddRefs(widget));
NS_ENSURE_SUCCESS(rv, nil);
// If it fails, we return nil anyway, no biggie
return (NSWindow *)widget->GetNativeData(NS_NATIVE_WINDOW);
}
// Create the menu that shows up in the Dock.
- (NSMenu*)applicationDockMenu:(NSApplication*)sender
{
// Why we're not just using Cocoa to enumerate our windows:
// The Dock thinks we're a Carbon app, probably because we don't have a
// blessed Window menu, so we get none of the automatic handling for dock
// menus that Cocoa apps get. Add in Cocoa being a bit braindead when you hide
// the app, and we end up having to get our list of windows via XPCOM. Ugh.
// Get the window mediator to do all our lookups.
nsresult rv;
nsCOMPtr<nsIWindowMediator> wm = do_GetService(NS_WINDOWMEDIATOR_CONTRACTID, &rv);
NS_ENSURE_SUCCESS(rv, nil);
// Get the frontmost window
nsCOMPtr<nsISimpleEnumerator> orderedWindowList;
rv = wm->GetZOrderXULWindowEnumerator(nsnull, PR_TRUE,
getter_AddRefs(orderedWindowList));
NS_ENSURE_SUCCESS(rv, nil);
PRBool anyWindows = false;
rv = orderedWindowList->HasMoreElements(&anyWindows);
NS_ENSURE_SUCCESS(rv, nil);
nsCOMPtr<nsISupports> frontWindow;
rv = orderedWindowList->GetNext(getter_AddRefs(frontWindow));
NS_ENSURE_SUCCESS(rv, nil);
// Get our list of windows and prepare to iterate. We use this list, ordered
// by window creation date, instead of the z-ordered list because that's what
// native apps do.
nsCOMPtr<nsISimpleEnumerator> windowList;
rv = wm->GetXULWindowEnumerator(nsnull, getter_AddRefs(windowList));
NS_ENSURE_SUCCESS(rv, nil);
// Iterate through our list of windows to create our menu
NSMenu *menu = [[[NSMenu alloc] initWithTitle:@""] autorelease];
PRBool more;
while (NS_SUCCEEDED(windowList->HasMoreElements(&more)) && more) {
// Get our native window
nsCOMPtr<nsISupports> xulWindow;
rv = windowList->GetNext(getter_AddRefs(xulWindow));
NS_ENSURE_SUCCESS(rv, nil);
NSWindow *cocoaWindow = GetCocoaWindowForXULWindow(xulWindow);
if (!cocoaWindow) continue;
// Now, create a menu item, and add it to the menu
NSMenuItem *menuItem = [[NSMenuItem alloc]
initWithTitle:[cocoaWindow title]
action:@selector(dockMenuItemSelected:)
keyEquivalent:@""];
[menuItem setTarget:self];
[menuItem setRepresentedObject:cocoaWindow];
// If this is the foreground window, put a checkmark next to it
if (SameCOMIdentity(xulWindow, frontWindow))
[menuItem setState:NSOnState];
[menu addItem:menuItem];
[menuItem release];
}
return menu;
}
// One of our dock menu items was selected
- (void)dockMenuItemSelected:(id)sender
{
// Our represented object is an NSWindow
[[sender representedObject] makeKeyAndOrderFront:nil];
[NSApp activateIgnoringOtherApps:YES];
}
// The open contents Apple Event 'ocon' (new in 10.4) does not have a delegate method
// associated with it; it would need Carbon event code to handle.
// If we don't handle applicationShouldTerminate:, a call to [NSApp terminate:]
// (from the browser or from the OS) can result in an unclean shutdown.
- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)sender
{
nsCOMPtr<nsIObserverService> obsServ =
do_GetService("@mozilla.org/observer-service;1");
if (!obsServ)
return NSTerminateNow;
nsCOMPtr<nsISupportsPRBool> cancelQuit =
do_CreateInstance(NS_SUPPORTS_PRBOOL_CONTRACTID);
if (!cancelQuit)
return NSTerminateNow;
cancelQuit->SetData(PR_FALSE);
obsServ->NotifyObservers(cancelQuit, "quit-application-requested", nsnull);
PRBool abortQuit;
cancelQuit->GetData(&abortQuit);
if (abortQuit)
return NSTerminateCancel;
obsServ->NotifyObservers(nsnull, "quit-application-granted", nsnull);
nsCOMPtr<nsIAppStartup> appService =
do_GetService("@mozilla.org/toolkit/app-startup;1");
if (appService)
appService->Quit(nsIAppStartup::eForceQuit);
return NSTerminateNow;
}
@end