test/NUITizenGallery/Examples/BackgroundColorTest5/BackgroundColorTest5Page.xaml.cs

   1 /*
   2  * Copyright(c) 2021 Samsung Electronics Co., Ltd.
   3  *
   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
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  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.
  15  *
  16  */
  17 using Tizen.NUI;
  18 using Tizen.NUI.BaseComponents;
  19 using Tizen.NUI.Components;
  20 using System.Linq;
  21
  22 namespace NUITizenGallery
  23 {
  24     public partial class BackgroundColorTest5Page : View
  25     {
  26         private int setColorCount = 1;
  27         public BackgroundColorTest5Page()
  28         {
  29             InitializeComponent();
  30             var resources_path = Tizen.Applications.Application.Current.DirectoryInfo.Resource;
  31             loading.ImageArray = Enumerable.Range(0, 12).Select(x => $"{resources_path}images/progress_{x}.png").ToArray();
  32             loading.Stop();
  33             button1.Clicked += OnButton1Clicked;
  34         }
  35
  36         private void SetColor(Color color)
  37         {
  38             button1.BackgroundColor = color;
  39             label.BackgroundColor = color;
  40             textField.BackgroundColor = color;
  41             progress.BufferColor = color;
  42             slider.BgTrackColor = color;
  43             loadingView.BackgroundColor = color;
  44         }
  45
  46         private void OnButton1Clicked(object sender, ClickedEventArgs e)
  47         {
  48             if (setColorCount % 2 == 0)
  49             {
  50                 SetColor(Color.Yellow);
  51             }
  52             else
  53             {
  54                 SetColor(Color.Red);
  55             }
  56             loading.Play();
  57             setColorCount++;
  58         }
  59
  60         protected override void Dispose(DisposeTypes type)
  61         {
  62             if (Disposed)
  63             {
  64                 return;
  65             }
  66
  67             if (type == DisposeTypes.Explicit)
  68             {
  69                 button1.Clicked -= OnButton1Clicked;
  70                 RemoveAllChildren(true);
  71             }
  72
  73             base.Dispose(type);
  74         }
  75
  76         private void RemoveAllChildren(bool dispose = false)
  77         {
  78             RecursiveRemoveChildren(this, dispose);
  79         }
  80
  81         private void RecursiveRemoveChildren(View parent, bool dispose)
  82         {
  83             if (parent == null)
  84             {
  85                 return;
  86             }
  87
  88             int maxChild = (int)parent.ChildCount;
  89             for (int i = maxChild - 1; i >= 0; --i)
  90             {
  91                 View child = parent.GetChildAt((uint)i);
  92                 if (child == null)
  93                 {
  94                     continue;
  95                 }
  96                 RecursiveRemoveChildren(child, dispose);
  97                 parent.Remove(child);
  98                 if (dispose)
  99                 {
 100                     child.Dispose();
 101                 }
 102             }
 103         }
 104
 105     }
 106 }