test/NUITizenGallery/NUITizenGallery.cs

   1 using System;
   2 using System.Linq;
   3 using System.Collections.Generic;
   4 using Tizen.NUI;
   5 using Tizen.NUI.Components;
   6 using Tizen.NUI.BaseComponents;
   7 using Tizen.NUI.Binding;
   8 using System.Reflection;
   9
  10 namespace NUITizenGallery
  11 {
  12     public class SearchField : View
  13     {
  14         public TextField SearchTextField;
  15         public Button SearchButton;
  16         public SearchField() : base()
  17         {
  18             Layout = new LinearLayout()
  19             {
  20                 LinearOrientation = LinearLayout.Orientation.Horizontal,
  21                 LinearAlignment = LinearLayout.Alignment.CenterVertical,
  22                 CellPadding = new Size2D(40, 0),
  23             };
  24
  25             BackgroundColor = Color.White;
  26
  27             WidthSpecification = LayoutParamPolicies.MatchParent;
  28             HeightSpecification = LayoutParamPolicies.WrapContent;
  29             Padding = new Extents(64, 64, 0, 0);
  30
  31             var searchTextBox = CreateSearchText();
  32             SearchTextField = CreateTextField();
  33             var underline = CreateUnderline();
  34
  35             searchTextBox.Add(SearchTextField);
  36             searchTextBox.Add(underline);
  37
  38             SearchButton = CreateSearchButton();
  39
  40             Add(searchTextBox);
  41             Add(SearchButton);
  42         }
  43
  44         private View CreateSearchText()
  45         {
  46             return new View()
  47             {
  48                 Layout = new LinearLayout()
  49                 {
  50                     LinearOrientation = LinearLayout.Orientation.Vertical,
  51                     CellPadding = new Size2D(0, 20),
  52                 },
  53                 WidthSpecification = LayoutParamPolicies.MatchParent,
  54                 HeightSpecification = LayoutParamPolicies.WrapContent,
  55             };
  56         }
  57
  58         private TextField CreateTextField()
  59         {
  60             return new TextField()
  61             {
  62                 PlaceholderText = "Search",
  63                 WidthSpecification = LayoutParamPolicies.MatchParent,
  64                 HeightSpecification = LayoutParamPolicies.WrapContent,
  65                 MinimumSize = new Size2D(0, 40),
  66             };
  67         }
  68
  69         private View CreateUnderline()
  70         {
  71             return new View()
  72             {
  73                 BackgroundColor = new Color("#0A0E4AFF"),
  74                 WidthSpecification = LayoutParamPolicies.MatchParent,
  75                 HeightSpecification = 2,
  76             };
  77         }
  78
  79         private Button CreateSearchButton()
  80         {
  81             return new Button()
  82             {
  83                 Text = "Run",
  84                 WidthSpecification = 120,
  85                 HeightSpecification = LayoutParamPolicies.WrapContent,
  86             };
  87         }
  88     }
  89
  90     public class Gallery
  91     {
  92         public Gallery(string name, string fullName = null)
  93         {
  94             Name = name;
  95             FullName = fullName;
  96         }
  97
  98         public string Name { get; set; }
  99
 100         public string ViewLabel
 101         {
 102             get
 103             {
 104                 return Name;
 105             }
 106         }
 107
 108         public bool Selected { get; set; }
 109
 110         internal string FullName { get; set; }
 111     }
 112
 113     public class GalleryViewModel
 114     {
 115         public List<Tuple<string, string>> NamePool = new List<Tuple<string, string>>();
 116
 117         public GalleryViewModel()
 118         {
 119             //CreateData();
 120         }
 121
 122         public List<Gallery> CreateData()
 123         {
 124             GetXamlPages();
 125
 126             List<Gallery> result = new List<Gallery>();
 127             foreach (var name in NamePool)
 128             {
 129                 result.Add(new Gallery(name.Item1, name.Item2));
 130             }
 131             return result;
 132         }
 133
 134         private void GetXamlPages()
 135         {
 136             Assembly assembly = this.GetType().Assembly;
 137             Type exampleType = assembly.GetType("NUITizenGallery.IExample");
 138
 139             foreach (Type type in assembly.GetTypes())
 140             {
 141                 Console.WriteLine($"@@@ type.Name={type.Name}, type.FullName={type.FullName}");
 142                 if (exampleType.IsAssignableFrom(type) && type.Name != "SampleMain" && this.GetType() != type && type.IsClass)
 143                 {
 144                     NamePool.Add(new Tuple<string, string>(type.Name, type.FullName));
 145                 }
 146             }
 147         }
 148     }
 149
 150     class Program : NUIApplication
 151     {
 152         private Window window;
 153         private Navigator navigator;
 154         private CollectionView colView;
 155         private ItemSelectionMode selMode;
 156         private IExample currentExample = null;
 157         private ContentPage page;
 158         private SearchField field;
 159         private List<Gallery> testSource;
 160
 161         public void OnKeyEvent(object sender, Window.KeyEventArgs e)
 162         {
 163             if (e.Key.State == Key.StateType.Up)
 164             {
 165                 if (e.Key.KeyPressedName == "Escape" || e.Key.KeyPressedName == "XF86Back" || e.Key.KeyPressedName == "BackSpace")
 166                 {
 167                     if (null != currentExample)
 168                     {
 169                         ExitSample();
 170                     }
 171                     else
 172                     {
 173                         Exit();
 174                     }
 175                 }
 176             }
 177         }
 178
 179         public void OnSelectionChanged(object sender, SelectionChangedEventArgs ev)
 180         {
 181             Console.WriteLine($"@@@ OnSelectionChanged() {ev.CurrentSelection}");
 182
 183             foreach (object item in ev.CurrentSelection)
 184             {
 185                 if (item == null)
 186                 {
 187                     break;
 188                 }
 189
 190                 var selItem = item as Gallery;
 191                 Console.WriteLine($"@@@ selItem.Name={selItem.Name}, selItem.FullName={selItem.FullName}");
 192                 RunSample(selItem?.FullName);
 193                 colView.SelectedItem = null;
 194             }
 195
 196             /* Use the following code when it is actually required.
 197             foreach (object item in ev.PreviousSelection)
 198             {
 199                 if (item == null)
 200                 {
 201                     break;
 202                 }
 203
 204                 var unselItem = item as Gallery;
 205             }
 206
 207             foreach (object item in ev.CurrentSelection)
 208             {
 209                 if (item == null)
 210                 {
 211                     break;
 212                 }
 213
 214                 var selItem = item as Gallery;
 215             }
 216             */
 217         }
 218
 219         protected override void OnCreate()
 220         {
 221             base.OnCreate();
 222             Initialize();
 223             SetMainPage();
 224         }
 225         private void Initialize()
 226         {
 227             window = GetDefaultWindow();
 228             window.Title = "NUITizenGallery";
 229             window.KeyEvent += OnKeyEvent;
 230
 231             navigator = window.GetDefaultNavigator();
 232         }
 233
 234         void OnSearchBtnClicked(object sender, ClickedEventArgs e)
 235         {
 236             var filteredSource = from filter in testSource
 237                                  where filter.Name.ToLower().Contains(field.SearchTextField?.Text?.ToLower())
 238                                  select filter;
 239
 240             colView.Header = new DefaultTitleItem()
 241             {
 242                 Text = "result",
 243                 WidthSpecification = LayoutParamPolicies.MatchParent,
 244             };
 245             colView.ItemsSource = filteredSource;
 246         }
 247
 248         private void SetMainPage()
 249         {
 250             var appBar = new AppBar()
 251             {
 252                 Title = "NUI Tizen Gallery",
 253                 AutoNavigationContent = false,
 254             };
 255
 256             var appBarStyle = ThemeManager.GetStyle("Tizen.NUI.Components.AppBar");
 257             var moreButton = new Button(((AppBarStyle)appBarStyle).BackButton);
 258             moreButton.Icon.ResourceUrl = Tizen.Applications.Application.Current.DirectoryInfo.Resource + "menu.png";
 259             appBar.NavigationContent = moreButton;
 260
 261
 262             var pageContent = new View()
 263             {
 264                 Layout = new LinearLayout()
 265                 {
 266                     LinearOrientation = LinearLayout.Orientation.Vertical,
 267                 },
 268                 WidthSpecification = LayoutParamPolicies.MatchParent,
 269                 HeightSpecification = LayoutParamPolicies.MatchParent,
 270             };
 271
 272             field = new SearchField()
 273             {
 274                 WidthSpecification = LayoutParamPolicies.MatchParent,
 275             };
 276             field.SearchButton.Clicked += OnSearchBtnClicked;
 277
 278             testSource = new GalleryViewModel().CreateData();
 279             selMode = ItemSelectionMode.SingleAlways;
 280             var myTitle = new DefaultTitleItem()
 281             {
 282                 Text = "TestCase",
 283                 WidthSpecification = LayoutParamPolicies.MatchParent,
 284             };
 285
 286             colView = new CollectionView()
 287             {
 288                 ItemsSource = testSource,
 289                 ItemsLayouter = new LinearLayouter(),
 290                 ItemTemplate = new DataTemplate(() =>
 291                 {
 292                     DefaultLinearItem item = new DefaultLinearItem()
 293                     {
 294                         WidthSpecification = LayoutParamPolicies.MatchParent,
 295                     };
 296                     item.Label.SetBinding(TextLabel.TextProperty, "ViewLabel");
 297                     item.Label.HorizontalAlignment = HorizontalAlignment.Begin;
 298                     return item;
 299                 }),
 300                 Header = myTitle,
 301                 ScrollingDirection = ScrollableBase.Direction.Vertical,
 302                 WidthSpecification = LayoutParamPolicies.MatchParent,
 303                 HeightSpecification = LayoutParamPolicies.MatchParent,
 304                 SelectionMode = selMode,
 305             };
 306             colView.SelectionChanged += OnSelectionChanged;
 307
 308             pageContent.Add(field);
 309             pageContent.Add(colView);
 310
 311             page = new ContentPage()
 312             {
 313                 AppBar = appBar,
 314                 Content = pageContent,
 315             };
 316             navigator.Push(page);
 317         }
 318
 319         private void RunSample(string name)
 320         {
 321             IExample example = typeof(Program).Assembly?.CreateInstance(name) as IExample;
 322
 323             Console.WriteLine($"@@@ typeof(Program).Assembly={typeof(Program).Assembly}, name={name}");
 324
 325             if (example != null)
 326             {
 327                 example.Activate();
 328             }
 329             else
 330             {
 331                 Console.WriteLine($"@@@ examle is null!");
 332             }
 333             currentExample = example;
 334         }
 335
 336         private void ExitSample()
 337         {
 338             currentExample?.Deactivate();
 339             currentExample = null;
 340
 341             FullGC();
 342         }
 343
 344         private void FullGC()
 345         {
 346             global::System.GC.Collect();
 347             global::System.GC.WaitForPendingFinalizers();
 348             global::System.GC.Collect();
 349         }
 350
 351         static void Main(string[] args)
 352         {
 353             var app = new Program();
 354             app.Run(args);
 355         }
 356     }
 357 }