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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "ui/base/cocoa/appkit_utils.h"
#import <Cocoa/Cocoa.h>
#import <UniformTypeIdentifiers/UniformTypeIdentifiers.h>
#include <cmath>
#include "base/mac/mac_util.h"
#include "ui/base/resource/resource_bundle.h"
namespace {
// Values of com.apple.trackpad.forceClick corresponding to "Look up & data
// detectors" in System Preferences -> Trackpad -> Point & Click.
enum class ForceTouchAction {
NONE = 0, // Unchecked or set to "Tap with three fingers".
QUICK_LOOK = 1, // Set to "Force Click with one finger".
};
} // namespace
namespace ui {
bool ForceClickInvokesQuickLook() {
return [NSUserDefaults.standardUserDefaults
integerForKey:@"com.apple.trackpad.forceClick"] ==
static_cast<NSInteger>(ForceTouchAction::QUICK_LOOK);
}
bool IsCGFloatEqual(CGFloat a, CGFloat b) {
return std::fabs(a - b) <= std::numeric_limits<CGFloat>::epsilon();
}
bool IsActiveApplication() {
return NSRunningApplication.currentApplication.active;
}
bool PasteMightBlockWithPrivacyAlert() {
if (@available(macOS 15.4, *)) {
NSPasteboardAccessBehavior behavior =
NSPasteboard.generalPasteboard.accessBehavior;
return behavior == NSPasteboardAccessBehaviorDefault ||
behavior == NSPasteboardAccessBehaviorAsk;
} else {
return false;
}
}
UTType* UTTypeForServicesType(NSString* type) {
if (!type) {
return nil;
}
// `type` is either a modern UTType identifier, or an obsolete Pboard type.
// Try one, then the other.
UTType* uttype = [UTType typeWithIdentifier:type];
if (uttype) {
return uttype;
}
// The UTType API provides two UTTagClass values: UTTagClassFilenameExtension
// and UTTagClassMIMEType, but there are other internal ones. This is one of
// the private internal tag classes, the tag class that corresponds to the
// deprecated kUTTagClassNSPboardType.
return [UTType typeWithTag:type
tagClass:@"com.apple.nspboard-type"
conformingToType:nil];
}
NSSet<UTType*>* UTTypesForServicesTypeArray(NSArray* types) {
NSMutableSet* result = [NSMutableSet set];
for (NSString* type in types) {
if (UTType* uttype = UTTypeForServicesType(type)) {
[result addObject:uttype];
}
}
return result;
}
} // namespace ui
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