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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 "chrome/browser/platform_util.h"
#include <Carbon/Carbon.h>
#import <Cocoa/Cocoa.h>
#include <CoreServices/CoreServices.h>
#include "base/files/file_path.h"
#include "base/logging.h"
#include "base/mac/mac_logging.h"
#import "base/mac/mac_util.h"
#import "base/mac/sdk_forward_declarations.h"
#include "base/mac/scoped_aedesc.h"
#include "base/strings/sys_string_conversions.h"
#include "url/gurl.h"
namespace platform_util {
void ShowItemInFolder(Profile* profile, const base::FilePath& full_path) {
DCHECK([NSThread isMainThread]);
NSString* path_string = base::SysUTF8ToNSString(full_path.value());
if (!path_string || ![[NSWorkspace sharedWorkspace] selectFile:path_string
inFileViewerRootedAtPath:nil])
LOG(WARNING) << "NSWorkspace failed to select file " << full_path.value();
}
void OpenItem(Profile* profile, const base::FilePath& full_path) {
DCHECK([NSThread isMainThread]);
NSString* path_string = base::SysUTF8ToNSString(full_path.value());
if (!path_string)
return;
// On Mavericks or later, NSWorkspaceLaunchWithErrorPresentation will
// properly handle Finder activation for quarantined files
// (http://crbug.com/32921) and unassociated file types
// (http://crbug.com/50263).
if (base::mac::IsOSMavericksOrLater()) {
NSURL* url = [NSURL fileURLWithPath:path_string];
if (!url)
return;
const NSWorkspaceLaunchOptions launch_options =
NSWorkspaceLaunchAsync | NSWorkspaceLaunchWithErrorPresentation;
[[NSWorkspace sharedWorkspace] openURLs:@[ url ]
withAppBundleIdentifier:nil
options:launch_options
additionalEventParamDescriptor:nil
launchIdentifiers:NULL];
return;
}
// On older OSes, both LaunchServices and NSWorkspace will fail silently for
// the two cases described above. On those platforms, use an AppleEvent to
// instruct the Finder to open the file.
// Create the target of this AppleEvent, the Finder.
base::mac::ScopedAEDesc<AEAddressDesc> address;
const OSType finderCreatorCode = 'MACS';
OSErr status = AECreateDesc(typeApplSignature, // type
&finderCreatorCode, // data
sizeof(finderCreatorCode), // dataSize
address.OutPointer()); // result
if (status != noErr) {
OSSTATUS_LOG(WARNING, status) << "Could not create OpenItem() AE target";
return;
}
// Build the AppleEvent data structure that instructs Finder to open files.
base::mac::ScopedAEDesc<AppleEvent> theEvent;
status = AECreateAppleEvent(kCoreEventClass, // theAEEventClass
kAEOpenDocuments, // theAEEventID
address, // target
kAutoGenerateReturnID, // returnID
kAnyTransactionID, // transactionID
theEvent.OutPointer()); // result
if (status != noErr) {
OSSTATUS_LOG(WARNING, status) << "Could not create OpenItem() AE event";
return;
}
// Create the list of files (only ever one) to open.
base::mac::ScopedAEDesc<AEDescList> fileList;
status = AECreateList(NULL, // factoringPtr
0, // factoredSize
false, // isRecord
fileList.OutPointer()); // resultList
if (status != noErr) {
OSSTATUS_LOG(WARNING, status) << "Could not create OpenItem() AE file list";
return;
}
// Add the single path to the file list. C-style cast to avoid both a
// static_cast and a const_cast to get across the toll-free bridge.
CFURLRef pathURLRef = (CFURLRef)[NSURL fileURLWithPath:path_string];
FSRef pathRef;
if (CFURLGetFSRef(pathURLRef, &pathRef)) {
status = AEPutPtr(fileList.OutPointer(), // theAEDescList
0, // index
typeFSRef, // typeCode
&pathRef, // dataPtr
sizeof(pathRef)); // dataSize
if (status != noErr) {
OSSTATUS_LOG(WARNING, status)
<< "Could not add file path to AE list in OpenItem()";
return;
}
} else {
LOG(WARNING) << "Could not get FSRef for path URL in OpenItem()";
return;
}
// Attach the file list to the AppleEvent.
status = AEPutParamDesc(theEvent.OutPointer(), // theAppleEvent
keyDirectObject, // theAEKeyword
fileList); // theAEDesc
if (status != noErr) {
OSSTATUS_LOG(WARNING, status)
<< "Could not put the AE file list the path in OpenItem()";
return;
}
// Send the actual event. Do not care about the reply.
base::mac::ScopedAEDesc<AppleEvent> reply;
status = AESend(theEvent, // theAppleEvent
reply.OutPointer(), // reply
kAENoReply + kAEAlwaysInteract, // sendMode
kAENormalPriority, // sendPriority
kAEDefaultTimeout, // timeOutInTicks
NULL, // idleProc
NULL); // filterProc
if (status != noErr) {
OSSTATUS_LOG(WARNING, status)
<< "Could not send AE to Finder in OpenItem()";
}
}
void OpenExternal(Profile* profile, const GURL& url) {
DCHECK([NSThread isMainThread]);
NSString* url_string = base::SysUTF8ToNSString(url.spec());
NSURL* ns_url = [NSURL URLWithString:url_string];
if (!ns_url || ![[NSWorkspace sharedWorkspace] openURL:ns_url])
LOG(WARNING) << "NSWorkspace failed to open URL " << url;
}
gfx::NativeWindow GetTopLevel(gfx::NativeView view) {
return [view window];
}
gfx::NativeView GetViewForWindow(gfx::NativeWindow window) {
DCHECK(window);
DCHECK([window contentView]);
return [window contentView];
}
gfx::NativeView GetParent(gfx::NativeView view) {
return nil;
}
bool IsWindowActive(gfx::NativeWindow window) {
return [window isKeyWindow] || [window isMainWindow];
}
void ActivateWindow(gfx::NativeWindow window) {
[window makeKeyAndOrderFront:nil];
}
bool IsVisible(gfx::NativeView view) {
// A reasonable approximation of how you'd expect this to behave.
return (view &&
![view isHiddenOrHasHiddenAncestor] &&
[view window] &&
[[view window] isVisible]);
}
bool IsSwipeTrackingFromScrollEventsEnabled() {
SEL selector = @selector(isSwipeTrackingFromScrollEventsEnabled);
return [NSEvent respondsToSelector:selector]
&& [NSEvent performSelector:selector];
}
} // namespace platform_util
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