2 * Copyright (c) 2017 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the License);
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an AS IS BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 namespace Tizen.Applications.Notifications
20 using System.ComponentModel;
21 using System.Runtime.InteropServices;
23 [EditorBrowsable(EditorBrowsableState.Never)]
24 public sealed class NotificationSafeHandle : SafeHandle
26 [EditorBrowsable(EditorBrowsableState.Never)]
27 public NotificationSafeHandle()
28 : base(IntPtr.Zero, true)
32 internal NotificationSafeHandle(IntPtr existingHandle, bool ownsHandle) : base(IntPtr.Zero, ownsHandle)
34 SetHandle(existingHandle);
38 /// Gets a value that indicates whether the handle is invalid.
40 [EditorBrowsable(EditorBrowsableState.Never)]
41 public override bool IsInvalid
43 get { return this.DangerousGetHandle() == IntPtr.Zero; }
46 protected override bool ReleaseHandle()
48 Interop.Notification.Destroy(this.handle);
49 this.SetHandle(IntPtr.Zero);