test/Tizen.NUI.Samples/Tizen.NUI.Samples/Samples/ThemeChangeSample.cs

   1 using System;
   2 using System.Linq;
   3 using Tizen.NUI.Components;
   4 using Tizen.NUI.BaseComponents;
   5 using Tizen.Applications.ThemeManager;
   6
   7 namespace Tizen.NUI.Samples
   8 {
   9     public class ThemeChangeSample : IExample
  10     {
  11         private ThemeLoader themeLoader;
  12
  13         public void Activate()
  14         {
  15             themeLoader = new ThemeLoader();
  16
  17             var mainPage = new ContentPage()
  18             {
  19                 ThemeChangeSensitive = true,
  20                 AppBar = new AppBar()
  21                 {
  22                     AutoNavigationContent = false,
  23                     Title = "NUI theme sample",
  24                     //Actions = new View[] { closeButton },
  25                 },
  26                 Content = new ScrollableBase()
  27                 {
  28                     Layout = new LinearLayout()
  29                     {
  30                         LinearOrientation = LinearLayout.Orientation.Vertical,
  31                         CellPadding = new Size2D(20, 20)
  32                     },
  33                     WidthResizePolicy = ResizePolicyType.FillToParent,
  34                     HeightResizePolicy = ResizePolicyType.FillToParent,
  35                     Padding = new Extents(30, 30, 20, 20)
  36                 }
  37             };
  38
  39             string[] ids = (string[])themeLoader.QueryIds();
  40             if (ids != null && ids.Contains("org.tizen.default-dark-theme") || ids.Contains("org.tizen.default-light-theme"))
  41             {
  42                 var title = $"Current theme: {(themeLoader.CurrentTheme.Id == "org.tizen.default-dark-theme" ? "Dark" : "Light")}";
  43
  44                 mainPage.Content.Add(CreateClickableItem("Theme change", title, delegate (View view)
  45                 {
  46                     TextLabel text = view.Children[1] as TextLabel;
  47
  48                     if (themeLoader.CurrentTheme.Id == "org.tizen.default-dark-theme")
  49                     {
  50                         var theme = themeLoader.LoadTheme("org.tizen.default-light-theme");
  51                         Tizen.Log.Info("test", $"Id: {theme.Id}, Version: {theme.Version}");
  52                         themeLoader.CurrentTheme = theme;
  53                         text.Text = "Current theme: Light";
  54                     }
  55                     else
  56                     {
  57                         var theme = themeLoader.LoadTheme("org.tizen.default-dark-theme");
  58                         Tizen.Log.Info("test", $"Id: {theme.Id}, Version: {theme.Version}");
  59                         themeLoader.CurrentTheme = theme;
  60                         text.Text = "Current theme: Dark";
  61                     }
  62                 }));
  63
  64                 mainPage.Content.Add(CreateItem("Switch", CreateSwitchExample()));
  65             }
  66             else
  67             {
  68                 mainPage.AppBar.Title = "No proper theme is found!";
  69             }
  70
  71             NUIApplication.GetDefaultWindow().GetDefaultNavigator().Push(mainPage);
  72         }
  73
  74         public void Deactivate()
  75         {
  76             NUIApplication.GetDefaultWindow().GetDefaultNavigator().Pop();
  77
  78             themeLoader.Dispose();
  79             themeLoader = null;
  80         }
  81
  82         private View CreateItem(string title, View content)
  83         {
  84             var item = new View()
  85             {
  86                 WidthResizePolicy = ResizePolicyType.FillToParent,
  87                 HeightResizePolicy = ResizePolicyType.FitToChildren,
  88                 Layout = new LinearLayout()
  89                 {
  90                     LinearOrientation = LinearLayout.Orientation.Vertical,
  91                 },
  92                 BackgroundColor = new Color("#88888860"),
  93                 CornerRadius = 16.0f,
  94                 Padding = 20,
  95             };
  96             item.Add(new TextLabel()
  97             {
  98                 PixelSize = 22.0f,
  99                 Text = title,
 100                 Padding = new Extents(0, 0, 0, 20)
 101             });
 102             item.Add(content);
 103             return item;
 104         }
 105
 106         private View CreateClickableItem(string title, string subtitle, Action<View> clicked)
 107         {
 108             var item = new View()
 109             {
 110                 WidthResizePolicy = ResizePolicyType.FillToParent,
 111                 HeightResizePolicy = ResizePolicyType.FitToChildren,
 112                 Layout = new LinearLayout()
 113                 {
 114                     LinearOrientation = LinearLayout.Orientation.Vertical,
 115                 },
 116                 BackgroundColor = new Color("#88888860"),
 117                 CornerRadius = 16.0f,
 118                 Padding = 20,
 119                 LeaveRequired = true,
 120             };
 121             item.TouchEvent += (s, e) => {
 122                 var state = e.Touch.GetState(0);
 123                 if (state == PointStateType.Down)
 124                 {
 125                     ((View)s).BackgroundColor = new Color("#888888BB");
 126                 }
 127                 else if (state == PointStateType.Up)
 128                 {
 129                     ((View)s).BackgroundColor = new Color("#88888860");
 130                     clicked?.Invoke(item);
 131                 }
 132                 else if (state == PointStateType.Leave || state == PointStateType.Interrupted)
 133                 {
 134                     ((View)s).BackgroundColor = new Color("#88888860");
 135                 }
 136                 return true;
 137             };
 138             item.Add(new TextLabel()
 139             {
 140                 PixelSize = 22.0f,
 141                 Text = title,
 142                 Padding = new Extents(0, 0, 0, 20)
 143             });
 144             item.Add(new TextLabel()
 145             {
 146                 PixelSize = 32.0f,
 147                 Text = subtitle,
 148                 VerticalAlignment = VerticalAlignment.Center,
 149             });
 150             return item;
 151         }
 152
 153         private View CreateSwitchExample()
 154         {
 155             var view = new View()
 156             {
 157                 WidthResizePolicy = ResizePolicyType.FillToParent,
 158                 HeightResizePolicy = ResizePolicyType.FitToChildren,
 159             };
 160             var textLabel = new TextLabel()
 161             {
 162                 Text = "Auto update : on",
 163                 TextColor = Color.Red,
 164             };
 165             view.Add(textLabel);
 166
 167             var switchButton = new Switch()
 168             {
 169                 ParentOrigin = ParentOrigin.CenterRight,
 170                 PivotPoint = PivotPoint.CenterRight,
 171                 PositionUsesPivotPoint = true,
 172                 IsSelected = true,
 173             };
 174             switchButton.SelectedChanged += (s, e) => {
 175                 textLabel.Text = $"Daily auto update : {(((Switch)s).IsSelected ? "on" : "off")}";
 176             };
 177             view.Add(switchButton);
 178             return view;
 179         }
 180     }
 181 }