diff --git a/build.sh b/build.sh index 40b1c225a6..a40e00f815 100755 --- a/build.sh +++ b/build.sh @@ -67,6 +67,8 @@ else fi fi +export PATH=$DOTNET_DIRECTORY:$PATH + echo "Microsoft (R) .NET Core SDK version $("$DOTNET_EXE" --version)" "$DOTNET_EXE" run --project "$BUILD_PROJECT_FILE" -- ${BUILD_ARGUMENTS[@]} diff --git a/native/Avalonia.Native/inc/avalonia-native.h b/native/Avalonia.Native/inc/avalonia-native.h index b86c679397..f9bfaf0b47 100644 --- a/native/Avalonia.Native/inc/avalonia-native.h +++ b/native/Avalonia.Native/inc/avalonia-native.h @@ -387,6 +387,9 @@ AVNCOM(IAvnClipboard, 0f) : IUnknown virtual HRESULT SetText (char* type, void* utf8Text) = 0; virtual HRESULT ObtainFormats(IAvnStringArray**ppv) = 0; virtual HRESULT GetStrings(char* type, IAvnStringArray**ppv) = 0; + virtual HRESULT SetBytes(char* type, void* utf8Text, int len) = 0; + virtual HRESULT GetBytes(char* type, IAvnString**ppv) = 0; + virtual HRESULT Clear() = 0; }; diff --git a/native/Avalonia.Native/src/OSX/AvnString.h b/native/Avalonia.Native/src/OSX/AvnString.h index 88bc4e6963..5d299374e5 100644 --- a/native/Avalonia.Native/src/OSX/AvnString.h +++ b/native/Avalonia.Native/src/OSX/AvnString.h @@ -12,4 +12,5 @@ extern IAvnString* CreateAvnString(NSString* string); extern IAvnStringArray* CreateAvnStringArray(NSArray* array); extern IAvnStringArray* CreateAvnStringArray(NSString* string); +extern IAvnString* CreateByteArray(void* data, int len); #endif /* AvnString_h */ diff --git a/native/Avalonia.Native/src/OSX/AvnString.mm b/native/Avalonia.Native/src/OSX/AvnString.mm index 6445a9fef1..00b748ef63 100644 --- a/native/Avalonia.Native/src/OSX/AvnString.mm +++ b/native/Avalonia.Native/src/OSX/AvnString.mm @@ -29,6 +29,13 @@ public: memcpy((void*)_cstring, (void*)cstring, _length); } + AvnStringImpl(void*ptr, int len) + { + _length = len; + _cstring = (const char*)malloc(_length); + memcpy((void*)_cstring, ptr, len); + } + virtual ~AvnStringImpl() { free((void*)_cstring); @@ -114,3 +121,8 @@ IAvnStringArray* CreateAvnStringArray(NSString* string) { return new AvnStringArrayImpl(string); } + +IAvnString* CreateByteArray(void* data, int len) +{ + return new AvnStringImpl(data, len); +} diff --git a/native/Avalonia.Native/src/OSX/clipboard.mm b/native/Avalonia.Native/src/OSX/clipboard.mm index 18d60d3853..116a08670e 100644 --- a/native/Avalonia.Native/src/OSX/clipboard.mm +++ b/native/Avalonia.Native/src/OSX/clipboard.mm @@ -82,6 +82,40 @@ public: return S_OK; } + + virtual HRESULT SetBytes(char* type, void* bytes, int len) override + { + auto typeString = [NSString stringWithUTF8String:(const char*)type]; + auto data = [NSData dataWithBytes:bytes length:len]; + if(_item == nil) + [_pb setData:data forType:typeString]; + else + [_item setData:data forType:typeString]; + return S_OK; + } + + virtual HRESULT GetBytes(char* type, IAvnString**ppv) override + { + *ppv = nil; + auto typeString = [NSString stringWithUTF8String:(const char*)type]; + NSData*data; + @try + { + if(_item) + data = [_item dataForType:typeString]; + else + data = [_pb dataForType:typeString]; + if(data == nil) + return E_FAIL; + } + @catch(NSException* e) + { + return E_FAIL; + } + *ppv = CreateByteArray((void*)data.bytes, (int)data.length); + return S_OK; + } + virtual HRESULT Clear() override { diff --git a/samples/ControlCatalog/App.xaml b/samples/ControlCatalog/App.xaml index 20ca291910..c7a75f5a70 100644 --- a/samples/ControlCatalog/App.xaml +++ b/samples/ControlCatalog/App.xaml @@ -1,10 +1,8 @@ - - - - + + - + + + + + diff --git a/samples/ControlCatalog/Pages/ButtonPage.xaml.cs b/samples/ControlCatalog/Pages/ButtonPage.xaml.cs index 1d0c228a0e..5e555c8c91 100644 --- a/samples/ControlCatalog/Pages/ButtonPage.xaml.cs +++ b/samples/ControlCatalog/Pages/ButtonPage.xaml.cs @@ -5,5 +5,25 @@ namespace ControlCatalog.Pages { public class ButtonPage : UserControl { + private int repeatButtonClickCount = 0; + + public ButtonPage() + { + InitializeComponent(); + + this.FindControl("RepeatButton").Click += OnRepeatButtonClick; + } + + private void InitializeComponent() + { + AvaloniaXamlLoader.Load(this); + } + + public void OnRepeatButtonClick(object sender, object args) + { + repeatButtonClickCount++; + var textBlock = this.FindControl("RepeatButtonTextBlock"); + textBlock.Text = $"Repeat Button: {repeatButtonClickCount}"; + } } } diff --git a/samples/ControlCatalog/Pages/DatePickerPage.xaml b/samples/ControlCatalog/Pages/CalendarDatePickerPage.xaml similarity index 75% rename from samples/ControlCatalog/Pages/DatePickerPage.xaml rename to samples/ControlCatalog/Pages/CalendarDatePickerPage.xaml index 30d5a7506f..107472105a 100644 --- a/samples/ControlCatalog/Pages/DatePickerPage.xaml +++ b/samples/ControlCatalog/Pages/CalendarDatePickerPage.xaml @@ -1,8 +1,8 @@ + x:Class="ControlCatalog.Pages.CalendarDatePickerPage"> - DatePicker + CalendarDatePicker A control for selecting dates with a calendar drop-down - - - - - - - + diff --git a/samples/ControlCatalog/Pages/DatePickerPage.xaml.cs b/samples/ControlCatalog/Pages/CalendarDatePickerPage.xaml.cs similarity index 57% rename from samples/ControlCatalog/Pages/DatePickerPage.xaml.cs rename to samples/ControlCatalog/Pages/CalendarDatePickerPage.xaml.cs index ef01887c9e..95bdeb363a 100644 --- a/samples/ControlCatalog/Pages/DatePickerPage.xaml.cs +++ b/samples/ControlCatalog/Pages/CalendarDatePickerPage.xaml.cs @@ -4,17 +4,17 @@ using System; namespace ControlCatalog.Pages { - public class DatePickerPage : UserControl + public class CalendarDatePickerPage : UserControl { - public DatePickerPage() + public CalendarDatePickerPage() { InitializeComponent(); - var dp1 = this.FindControl("DatePicker1"); - var dp2 = this.FindControl("DatePicker2"); - var dp3 = this.FindControl("DatePicker3"); - var dp4 = this.FindControl("DatePicker4"); - var dp5 = this.FindControl("DatePicker5"); + var dp1 = this.FindControl("DatePicker1"); + var dp2 = this.FindControl("DatePicker2"); + var dp3 = this.FindControl("DatePicker3"); + var dp4 = this.FindControl("DatePicker4"); + var dp5 = this.FindControl("DatePicker5"); dp1.SelectedDate = DateTime.Today; dp2.SelectedDate = DateTime.Today.AddDays(10); diff --git a/samples/ControlCatalog/Pages/SliderPage.xaml b/samples/ControlCatalog/Pages/SliderPage.xaml index 58f7b881fe..c6f5521e60 100644 --- a/samples/ControlCatalog/Pages/SliderPage.xaml +++ b/samples/ControlCatalog/Pages/SliderPage.xaml @@ -9,12 +9,14 @@ diff --git a/samples/ControlCatalog/Pages/TreeViewPage.xaml b/samples/ControlCatalog/Pages/TreeViewPage.xaml index 6019d5f91f..789b45e62c 100644 --- a/samples/ControlCatalog/Pages/TreeViewPage.xaml +++ b/samples/ControlCatalog/Pages/TreeViewPage.xaml @@ -20,6 +20,7 @@ + Single diff --git a/samples/ControlCatalog/ViewModels/TreeViewPageViewModel.cs b/samples/ControlCatalog/ViewModels/TreeViewPageViewModel.cs index d396ef2b3d..5bc23e2fe5 100644 --- a/samples/ControlCatalog/ViewModels/TreeViewPageViewModel.cs +++ b/samples/ControlCatalog/ViewModels/TreeViewPageViewModel.cs @@ -23,12 +23,14 @@ namespace ControlCatalog.ViewModels AddItemCommand = ReactiveCommand.Create(AddItem); RemoveItemCommand = ReactiveCommand.Create(RemoveItem); + SelectRandomItemCommand = ReactiveCommand.Create(SelectRandomItem); } public ObservableCollection Items { get; } public SelectionModel Selection { get; } public ReactiveCommand AddItemCommand { get; } public ReactiveCommand RemoveItemCommand { get; } + public ReactiveCommand SelectRandomItemCommand { get; } public SelectionMode SelectionMode { @@ -74,6 +76,15 @@ namespace ControlCatalog.ViewModels } } + private void SelectRandomItem() + { + var random = new Random(); + var depth = random.Next(4); + var indexes = Enumerable.Range(0, 4).Select(x => random.Next(10)); + var path = new IndexPath(indexes); + Selection.SelectedIndex = path; + } + private void SelectionChanged(object sender, SelectionModelSelectionChangedEventArgs e) { var selected = string.Join(",", e.SelectedIndices); diff --git a/src/Android/Avalonia.Android/Platform/ClipboardImpl.cs b/src/Android/Avalonia.Android/Platform/ClipboardImpl.cs index 51e0a1e799..7802f336fb 100644 --- a/src/Android/Avalonia.Android/Platform/ClipboardImpl.cs +++ b/src/Android/Avalonia.Android/Platform/ClipboardImpl.cs @@ -43,5 +43,11 @@ namespace Avalonia.Android.Platform return Task.FromResult(null); } + + public Task SetDataObjectAsync(IDataObject data) => throw new PlatformNotSupportedException(); + + public Task GetFormatsAsync() => throw new PlatformNotSupportedException(); + + public Task GetDataAsync(string format) => throw new PlatformNotSupportedException(); } } diff --git a/src/Avalonia.Animation/Animatable.cs b/src/Avalonia.Animation/Animatable.cs index 9e9b84537b..067d9f462f 100644 --- a/src/Avalonia.Animation/Animatable.cs +++ b/src/Avalonia.Animation/Animatable.cs @@ -93,17 +93,17 @@ namespace Avalonia.Animation var oldTransitions = change.OldValue.GetValueOrDefault(); var newTransitions = change.NewValue.GetValueOrDefault(); - if (oldTransitions is object) - { - oldTransitions.CollectionChanged -= TransitionsCollectionChanged; - RemoveTransitions(oldTransitions); - } - if (newTransitions is object) { newTransitions.CollectionChanged += TransitionsCollectionChanged; AddTransitions(newTransitions); } + + if (oldTransitions is object) + { + oldTransitions.CollectionChanged -= TransitionsCollectionChanged; + RemoveTransitions(oldTransitions); + } } else if (_transitionsEnabled && Transitions is object && @@ -111,8 +111,10 @@ namespace Avalonia.Animation !change.Property.IsDirect && change.Priority > BindingPriority.Animation) { - foreach (var transition in Transitions) + for (var i = Transitions.Count -1; i >= 0; --i) { + var transition = Transitions[i]; + if (transition.Property == change.Property) { var state = _transitionState[transition]; diff --git a/src/Avalonia.Base/Data/Core/Plugins/InpcPropertyAccessorPlugin.cs b/src/Avalonia.Base/Data/Core/Plugins/InpcPropertyAccessorPlugin.cs index f2ed86d2aa..8fc2a7b77c 100644 --- a/src/Avalonia.Base/Data/Core/Plugins/InpcPropertyAccessorPlugin.cs +++ b/src/Avalonia.Base/Data/Core/Plugins/InpcPropertyAccessorPlugin.cs @@ -1,7 +1,5 @@ using System; using System.ComponentModel; -using System.Linq; -using System.Reactive.Linq; using System.Reflection; using Avalonia.Utilities; @@ -14,7 +12,7 @@ namespace Avalonia.Data.Core.Plugins public class InpcPropertyAccessorPlugin : IPropertyAccessorPlugin { /// - public bool Match(object obj, string propertyName) => true; + public bool Match(object obj, string propertyName) => GetPropertyWithName(obj.GetType(), propertyName) != null; /// /// Starts monitoring the value of a property on an object. @@ -31,7 +29,8 @@ namespace Avalonia.Data.Core.Plugins Contract.Requires(propertyName != null); reference.TryGetTarget(out object instance); - var p = instance.GetType().GetRuntimeProperties().FirstOrDefault(x => x.Name == propertyName); + + var p = GetPropertyWithName(instance.GetType(), propertyName); if (p != null) { @@ -45,6 +44,14 @@ namespace Avalonia.Data.Core.Plugins } } + private static PropertyInfo GetPropertyWithName(Type type, string propertyName) + { + const BindingFlags bindingFlags = BindingFlags.NonPublic | BindingFlags.Public | + BindingFlags.Static | BindingFlags.Instance; + + return type.GetProperty(propertyName, bindingFlags); + } + private class Accessor : PropertyAccessorBase, IWeakSubscriber { private readonly WeakReference _reference; diff --git a/src/Avalonia.Base/Data/Core/Plugins/MethodAccessorPlugin.cs b/src/Avalonia.Base/Data/Core/Plugins/MethodAccessorPlugin.cs index c19ee8dba7..5d694f4cf9 100644 --- a/src/Avalonia.Base/Data/Core/Plugins/MethodAccessorPlugin.cs +++ b/src/Avalonia.Base/Data/Core/Plugins/MethodAccessorPlugin.cs @@ -1,13 +1,16 @@ using System; -using System.Linq; +using System.Collections.Generic; +using System.Linq.Expressions; using System.Reflection; namespace Avalonia.Data.Core.Plugins { - class MethodAccessorPlugin : IPropertyAccessorPlugin + public class MethodAccessorPlugin : IPropertyAccessorPlugin { - public bool Match(object obj, string methodName) - => obj.GetType().GetRuntimeMethods().Any(x => x.Name == methodName); + private readonly Dictionary<(Type, string), MethodInfo> _methodLookup = + new Dictionary<(Type, string), MethodInfo>(); + + public bool Match(object obj, string methodName) => GetFirstMethodWithName(obj.GetType(), methodName) != null; public IPropertyAccessor Start(WeakReference reference, string methodName) { @@ -15,17 +18,22 @@ namespace Avalonia.Data.Core.Plugins Contract.Requires(methodName != null); reference.TryGetTarget(out object instance); - var method = instance.GetType().GetRuntimeMethods().FirstOrDefault(x => x.Name == methodName); + + var method = GetFirstMethodWithName(instance.GetType(), methodName); if (method != null) { - if (method.GetParameters().Length + (method.ReturnType == typeof(void) ? 0 : 1) > 8) + var parameters = method.GetParameters(); + + if (parameters.Length + (method.ReturnType == typeof(void) ? 0 : 1) > 8) { - var exception = new ArgumentException("Cannot create a binding accessor for a method with more than 8 parameters or more than 7 parameters if it has a non-void return type.", nameof(methodName)); + var exception = new ArgumentException( + "Cannot create a binding accessor for a method with more than 8 parameters or more than 7 parameters if it has a non-void return type.", + nameof(methodName)); return new PropertyError(new BindingNotification(exception, BindingErrorType.Error)); } - return new Accessor(reference, method); + return new Accessor(reference, method, parameters); } else { @@ -35,31 +43,72 @@ namespace Avalonia.Data.Core.Plugins } } + private MethodInfo GetFirstMethodWithName(Type type, string methodName) + { + var key = (type, methodName); + + if (!_methodLookup.TryGetValue(key, out MethodInfo methodInfo)) + { + methodInfo = TryFindAndCacheMethod(type, methodName); + } + + return methodInfo; + } + + private MethodInfo TryFindAndCacheMethod(Type type, string methodName) + { + MethodInfo found = null; + + const BindingFlags bindingFlags = + BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static | BindingFlags.Instance; + + var methods = type.GetMethods(bindingFlags); + + foreach (MethodInfo methodInfo in methods) + { + if (methodInfo.Name == methodName) + { + found = methodInfo; + + break; + } + } + + _methodLookup.Add((type, methodName), found); + + return found; + } + private sealed class Accessor : PropertyAccessorBase { - public Accessor(WeakReference reference, MethodInfo method) + public Accessor(WeakReference reference, MethodInfo method, ParameterInfo[] parameters) { Contract.Requires(reference != null); Contract.Requires(method != null); - var paramTypes = method.GetParameters().Select(param => param.ParameterType).ToArray(); var returnType = method.ReturnType; - - if (returnType == typeof(void)) + bool hasReturn = returnType != typeof(void); + + var signatureTypeCount = (hasReturn ? 1 : 0) + parameters.Length; + + var paramTypes = new Type[signatureTypeCount]; + + for (var i = 0; i < parameters.Length; i++) { - if (paramTypes.Length == 0) - { - PropertyType = typeof(Action); - } - else - { - PropertyType = Type.GetType($"System.Action`{paramTypes.Length}").MakeGenericType(paramTypes); - } + ParameterInfo parameter = parameters[i]; + + paramTypes[i] = parameter.ParameterType; + } + + if (hasReturn) + { + paramTypes[paramTypes.Length - 1] = returnType; + + PropertyType = Expression.GetFuncType(paramTypes); } else { - var genericTypeParameters = paramTypes.Concat(new[] { returnType }).ToArray(); - PropertyType = Type.GetType($"System.Func`{genericTypeParameters.Length}").MakeGenericType(genericTypeParameters); + PropertyType = Expression.GetActionType(paramTypes); } if (method.IsStatic) diff --git a/src/Avalonia.Base/Data/Core/PropertyAccessorNode.cs b/src/Avalonia.Base/Data/Core/PropertyAccessorNode.cs index e20685b1dd..a0868152f6 100644 --- a/src/Avalonia.Base/Data/Core/PropertyAccessorNode.cs +++ b/src/Avalonia.Base/Data/Core/PropertyAccessorNode.cs @@ -62,8 +62,13 @@ namespace Avalonia.Data.Core if (accessor == null) { - throw new NotSupportedException( - $"Could not find a matching property accessor for {PropertyName}."); + reference.TryGetTarget(out object instance); + + var message = $"Could not find a matching property accessor for '{PropertyName}' on '{instance}'"; + + var exception = new MissingMemberException(message); + + accessor = new PropertyError(new BindingNotification(exception, BindingErrorType.Error)); } _accessor = accessor; diff --git a/src/Avalonia.Base/Properties/AssemblyInfo.cs b/src/Avalonia.Base/Properties/AssemblyInfo.cs index 75d58f45d5..0664f22dcb 100644 --- a/src/Avalonia.Base/Properties/AssemblyInfo.cs +++ b/src/Avalonia.Base/Properties/AssemblyInfo.cs @@ -7,4 +7,4 @@ using Avalonia.Metadata; [assembly: XmlnsDefinition("https://github.com/avaloniaui", "Avalonia.Data.Converters")] [assembly: InternalsVisibleTo("Avalonia.Base.UnitTests")] [assembly: InternalsVisibleTo("Avalonia.UnitTests")] -[assembly: InternalsVisibleTo("DynamicProxyGenAssembly2")] \ No newline at end of file +[assembly: InternalsVisibleTo("DynamicProxyGenAssembly2")] diff --git a/src/Avalonia.Base/Utilities/MathUtilities.cs b/src/Avalonia.Base/Utilities/MathUtilities.cs index a1a2d6c3d0..7949a62949 100644 --- a/src/Avalonia.Base/Utilities/MathUtilities.cs +++ b/src/Avalonia.Base/Utilities/MathUtilities.cs @@ -8,6 +8,11 @@ namespace Avalonia.Utilities /// public static class MathUtilities { + // smallest such that 1.0+DoubleEpsilon != 1.0 + private const double DoubleEpsilon = 2.2204460492503131e-016; + + private const float FloatEpsilon = 1.192092896e-07F; + /// /// AreClose - Returns whether or not two doubles are "close". That is, whether or /// not they are within epsilon of each other. @@ -18,11 +23,26 @@ namespace Avalonia.Utilities { //in case they are Infinities (then epsilon check does not work) if (value1 == value2) return true; - double eps = (Math.Abs(value1) + Math.Abs(value2) + 10.0) * double.Epsilon; + double eps = (Math.Abs(value1) + Math.Abs(value2) + 10.0) * DoubleEpsilon; double delta = value1 - value2; return (-eps < delta) && (eps > delta); } + /// + /// AreClose - Returns whether or not two floats are "close". That is, whether or + /// not they are within epsilon of each other. + /// + /// The first float to compare. + /// The second float to compare. + public static bool AreClose(float value1, float value2) + { + //in case they are Infinities (then epsilon check does not work) + if (value1 == value2) return true; + float eps = (Math.Abs(value1) + Math.Abs(value2) + 10.0f) * FloatEpsilon; + float delta = value1 - value2; + return (-eps < delta) && (eps > delta); + } + /// /// LessThan - Returns whether or not the first double is less than the second double. /// That is, whether or not the first is strictly less than *and* not within epsilon of @@ -35,6 +55,18 @@ namespace Avalonia.Utilities return (value1 < value2) && !AreClose(value1, value2); } + /// + /// LessThan - Returns whether or not the first float is less than the second float. + /// That is, whether or not the first is strictly less than *and* not within epsilon of + /// the other number. + /// + /// The first single float to compare. + /// The second single float to compare. + public static bool LessThan(float value1, float value2) + { + return (value1 < value2) && !AreClose(value1, value2); + } + /// /// GreaterThan - Returns whether or not the first double is greater than the second double. /// That is, whether or not the first is strictly greater than *and* not within epsilon of @@ -47,6 +79,18 @@ namespace Avalonia.Utilities return (value1 > value2) && !AreClose(value1, value2); } + /// + /// GreaterThan - Returns whether or not the first float is greater than the second float. + /// That is, whether or not the first is strictly greater than *and* not within epsilon of + /// the other number. + /// + /// The first float to compare. + /// The second float to compare. + public static bool GreaterThan(float value1, float value2) + { + return (value1 > value2) && !AreClose(value1, value2); + } + /// /// LessThanOrClose - Returns whether or not the first double is less than or close to /// the second double. That is, whether or not the first is strictly less than or within @@ -59,6 +103,18 @@ namespace Avalonia.Utilities return (value1 < value2) || AreClose(value1, value2); } + /// + /// LessThanOrClose - Returns whether or not the first float is less than or close to + /// the second float. That is, whether or not the first is strictly less than or within + /// epsilon of the other number. + /// + /// The first float to compare. + /// The second float to compare. + public static bool LessThanOrClose(float value1, float value2) + { + return (value1 < value2) || AreClose(value1, value2); + } + /// /// GreaterThanOrClose - Returns whether or not the first double is greater than or close to /// the second double. That is, whether or not the first is strictly greater than or within @@ -71,6 +127,18 @@ namespace Avalonia.Utilities return (value1 > value2) || AreClose(value1, value2); } + /// + /// GreaterThanOrClose - Returns whether or not the first float is greater than or close to + /// the second float. That is, whether or not the first is strictly greater than or within + /// epsilon of the other number. + /// + /// The first float to compare. + /// The second float to compare. + public static bool GreaterThanOrClose(float value1, float value2) + { + return (value1 > value2) || AreClose(value1, value2); + } + /// /// IsOne - Returns whether or not the double is "close" to 1. Same as AreClose(double, 1), /// but this is faster. @@ -78,7 +146,17 @@ namespace Avalonia.Utilities /// The double to compare to 1. public static bool IsOne(double value) { - return Math.Abs(value - 1.0) < 10.0 * double.Epsilon; + return Math.Abs(value - 1.0) < 10.0 * DoubleEpsilon; + } + + /// + /// IsOne - Returns whether or not the float is "close" to 1. Same as AreClose(float, 1), + /// but this is faster. + /// + /// The float to compare to 1. + public static bool IsOne(float value) + { + return Math.Abs(value - 1.0f) < 10.0f * FloatEpsilon; } /// @@ -88,7 +166,17 @@ namespace Avalonia.Utilities /// The double to compare to 0. public static bool IsZero(double value) { - return Math.Abs(value) < 10.0 * double.Epsilon; + return Math.Abs(value) < 10.0 * DoubleEpsilon; + } + + /// + /// IsZero - Returns whether or not the float is "close" to 0. Same as AreClose(float, 0), + /// but this is faster. + /// + /// The float to compare to 0. + public static bool IsZero(float value) + { + return Math.Abs(value) < 10.0f * FloatEpsilon; } /// diff --git a/src/Avalonia.Controls/AutoCompleteBox.cs b/src/Avalonia.Controls/AutoCompleteBox.cs index b38cc56a17..31101dc0f1 100644 --- a/src/Avalonia.Controls/AutoCompleteBox.cs +++ b/src/Avalonia.Controls/AutoCompleteBox.cs @@ -468,10 +468,11 @@ namespace Avalonia.Controls /// /// dependency property. public static readonly DirectProperty TextProperty = - AvaloniaProperty.RegisterDirect( - nameof(Text), + TextBlock.TextProperty.AddOwnerWithDataValidation( o => o.Text, - (o, v) => o.Text = v); + (o, v) => o.Text = v, + defaultBindingMode: BindingMode.TwoWay, + enableDataValidation: true); /// /// Identifies the @@ -1244,6 +1245,20 @@ namespace Avalonia.Controls base.OnApplyTemplate(e); } + + /// + /// Called to update the validation state for properties for which data validation is + /// enabled. + /// + /// The property. + /// The new binding value for the property. + protected override void UpdateDataValidation(AvaloniaProperty property, BindingValue value) + { + if (property == TextProperty) + { + DataValidationErrors.SetError(this, value.Error); + } + } /// /// Provides handling for the diff --git a/src/Avalonia.Controls/Calendar/Calendar.cs b/src/Avalonia.Controls/Calendar/Calendar.cs index 53c6a54b4d..4cf7db74d9 100644 --- a/src/Avalonia.Controls/Calendar/Calendar.cs +++ b/src/Avalonia.Controls/Calendar/Calendar.cs @@ -998,10 +998,10 @@ namespace Avalonia.Controls /// - /// Gets or sets a value indicating whether DatePicker should change its + /// Gets or sets a value indicating whether CalendarDatePicker should change its /// DisplayDate because of a SelectedDate change on its Calendar. /// - internal bool DatePickerDisplayDateFlag { get; set; } + internal bool CalendarDatePickerDisplayDateFlag { get; set; } internal CalendarDayButton FindDayButtonFromDay(DateTime day) { diff --git a/src/Avalonia.Controls/Calendar/DatePicker.cs b/src/Avalonia.Controls/Calendar/CalendarDatePicker.cs similarity index 87% rename from src/Avalonia.Controls/Calendar/DatePicker.cs rename to src/Avalonia.Controls/Calendar/CalendarDatePicker.cs index 0f53dc1364..b987f065be 100644 --- a/src/Avalonia.Controls/Calendar/DatePicker.cs +++ b/src/Avalonia.Controls/Calendar/CalendarDatePicker.cs @@ -16,29 +16,29 @@ namespace Avalonia.Controls { /// /// Provides data for the - /// + /// /// event. /// - public class DatePickerDateValidationErrorEventArgs : EventArgs + public class CalendarDatePickerDateValidationErrorEventArgs : EventArgs { private bool _throwException; /// /// Initializes a new instance of the - /// + /// /// class. /// /// /// The initial exception from the - /// + /// /// event. /// /// /// The text that caused the - /// + /// /// event. /// - public DatePickerDateValidationErrorEventArgs(Exception exception, string text) + public CalendarDatePickerDateValidationErrorEventArgs(Exception exception, string text) { this.Text = text; this.Exception = exception; @@ -46,7 +46,7 @@ namespace Avalonia.Controls /// /// Gets the initial exception associated with the - /// + /// /// event. /// /// @@ -56,7 +56,7 @@ namespace Avalonia.Controls /// /// Gets the text that caused the - /// + /// /// event. /// /// @@ -66,7 +66,7 @@ namespace Avalonia.Controls /// /// Gets or sets a value indicating whether - /// + /// /// should be thrown. /// /// @@ -74,7 +74,7 @@ namespace Avalonia.Controls /// /// /// If set to true and - /// + /// /// is null. /// public bool ThrowException @@ -93,9 +93,9 @@ namespace Avalonia.Controls /// /// Specifies date formats for a - /// . + /// . /// - public enum DatePickerFormat + public enum CalendarDatePickerFormat { /// /// Specifies that the date should be displayed using unabbreviated days @@ -115,7 +115,7 @@ namespace Avalonia.Controls Custom = 2 } - public class DatePicker : TemplatedControl + public class CalendarDatePicker : TemplatedControl { private const string ElementTextBox = "PART_TextBox"; private const string ElementButton = "PART_Button"; @@ -154,59 +154,59 @@ namespace Avalonia.Controls /// public CalendarBlackoutDatesCollection BlackoutDates { get; private set; } - public static readonly DirectProperty DisplayDateProperty = - AvaloniaProperty.RegisterDirect( + public static readonly DirectProperty DisplayDateProperty = + AvaloniaProperty.RegisterDirect( nameof(DisplayDate), o => o.DisplayDate, (o, v) => o.DisplayDate = v); - public static readonly DirectProperty DisplayDateStartProperty = - AvaloniaProperty.RegisterDirect( + public static readonly DirectProperty DisplayDateStartProperty = + AvaloniaProperty.RegisterDirect( nameof(DisplayDateStart), o => o.DisplayDateStart, (o, v) => o.DisplayDateStart = v); - public static readonly DirectProperty DisplayDateEndProperty = - AvaloniaProperty.RegisterDirect( + public static readonly DirectProperty DisplayDateEndProperty = + AvaloniaProperty.RegisterDirect( nameof(DisplayDateEnd), o => o.DisplayDateEnd, (o, v) => o.DisplayDateEnd = v); public static readonly StyledProperty FirstDayOfWeekProperty = - AvaloniaProperty.Register(nameof(FirstDayOfWeek)); + AvaloniaProperty.Register(nameof(FirstDayOfWeek)); - public static readonly DirectProperty IsDropDownOpenProperty = - AvaloniaProperty.RegisterDirect( + public static readonly DirectProperty IsDropDownOpenProperty = + AvaloniaProperty.RegisterDirect( nameof(IsDropDownOpen), o => o.IsDropDownOpen, (o, v) => o.IsDropDownOpen = v); public static readonly StyledProperty IsTodayHighlightedProperty = - AvaloniaProperty.Register(nameof(IsTodayHighlighted)); - public static readonly DirectProperty SelectedDateProperty = - AvaloniaProperty.RegisterDirect( + AvaloniaProperty.Register(nameof(IsTodayHighlighted)); + public static readonly DirectProperty SelectedDateProperty = + AvaloniaProperty.RegisterDirect( nameof(SelectedDate), o => o.SelectedDate, (o, v) => o.SelectedDate = v); - public static readonly StyledProperty SelectedDateFormatProperty = - AvaloniaProperty.Register( + public static readonly StyledProperty SelectedDateFormatProperty = + AvaloniaProperty.Register( nameof(SelectedDateFormat), - defaultValue: DatePickerFormat.Short, + defaultValue: CalendarDatePickerFormat.Short, validate: IsValidSelectedDateFormat); public static readonly StyledProperty CustomDateFormatStringProperty = - AvaloniaProperty.Register( + AvaloniaProperty.Register( nameof(CustomDateFormatString), defaultValue: "d", validate: IsValidDateFormatString); - public static readonly DirectProperty TextProperty = - AvaloniaProperty.RegisterDirect( + public static readonly DirectProperty TextProperty = + AvaloniaProperty.RegisterDirect( nameof(Text), o => o.Text, (o, v) => o.Text = v); public static readonly StyledProperty WatermarkProperty = - TextBox.WatermarkProperty.AddOwner(); + TextBox.WatermarkProperty.AddOwner(); public static readonly StyledProperty UseFloatingWatermarkProperty = - TextBox.UseFloatingWatermarkProperty.AddOwner(); + TextBox.UseFloatingWatermarkProperty.AddOwner(); /// @@ -218,9 +218,9 @@ namespace Avalonia.Controls /// /// /// The specified date is not in the range defined by - /// + /// /// and - /// . + /// . /// public DateTime DisplayDate { @@ -320,7 +320,7 @@ namespace Avalonia.Controls /// /// An specified format is not valid. /// - public DatePickerFormat SelectedDateFormat + public CalendarDatePickerFormat SelectedDateFormat { get { return GetValue(SelectedDateFormatProperty); } set { SetValue(SelectedDateFormatProperty, value); } @@ -380,33 +380,33 @@ namespace Avalonia.Controls /// Occurs when /// is assigned a value that cannot be interpreted as a date. /// - public event EventHandler DateValidationError; + public event EventHandler DateValidationError; /// /// Occurs when the - /// + /// /// property is changed. /// public event EventHandler SelectedDateChanged; - static DatePicker() + static CalendarDatePicker() { - FocusableProperty.OverrideDefaultValue(true); - - DisplayDateProperty.Changed.AddClassHandler((x,e) => x.OnDisplayDateChanged(e)); - DisplayDateStartProperty.Changed.AddClassHandler((x,e) => x.OnDisplayDateStartChanged(e)); - DisplayDateEndProperty.Changed.AddClassHandler((x,e) => x.OnDisplayDateEndChanged(e)); - IsDropDownOpenProperty.Changed.AddClassHandler((x,e) => x.OnIsDropDownOpenChanged(e)); - SelectedDateProperty.Changed.AddClassHandler((x,e) => x.OnSelectedDateChanged(e)); - SelectedDateFormatProperty.Changed.AddClassHandler((x,e) => x.OnSelectedDateFormatChanged(e)); - CustomDateFormatStringProperty.Changed.AddClassHandler((x,e) => x.OnCustomDateFormatStringChanged(e)); - TextProperty.Changed.AddClassHandler((x,e) => x.OnTextChanged(e)); + FocusableProperty.OverrideDefaultValue(true); + + DisplayDateProperty.Changed.AddClassHandler((x,e) => x.OnDisplayDateChanged(e)); + DisplayDateStartProperty.Changed.AddClassHandler((x,e) => x.OnDisplayDateStartChanged(e)); + DisplayDateEndProperty.Changed.AddClassHandler((x,e) => x.OnDisplayDateEndChanged(e)); + IsDropDownOpenProperty.Changed.AddClassHandler((x,e) => x.OnIsDropDownOpenChanged(e)); + SelectedDateProperty.Changed.AddClassHandler((x,e) => x.OnSelectedDateChanged(e)); + SelectedDateFormatProperty.Changed.AddClassHandler((x,e) => x.OnSelectedDateFormatChanged(e)); + CustomDateFormatStringProperty.Changed.AddClassHandler((x,e) => x.OnCustomDateFormatStringChanged(e)); + TextProperty.Changed.AddClassHandler((x,e) => x.OnTextChanged(e)); } /// /// Initializes a new instance of the /// class. /// - public DatePicker() + public CalendarDatePicker() { FirstDayOfWeek = DateTimeHelper.GetCurrentDateFormat().FirstDayOfWeek; _defaultText = string.Empty; @@ -662,12 +662,12 @@ namespace Avalonia.Controls // change is coming from the Calendar UI itself, so, we // shouldn't change the DisplayDate since it will automatically // be changed by the Calendar - if ((day.Month != DisplayDate.Month || day.Year != DisplayDate.Year) && (_calendar == null || !_calendar.DatePickerDisplayDateFlag)) + if ((day.Month != DisplayDate.Month || day.Year != DisplayDate.Year) && (_calendar == null || !_calendar.CalendarDatePickerDisplayDateFlag)) { DisplayDate = day; } if(_calendar != null) - _calendar.DatePickerDisplayDateFlag = false; + _calendar.CalendarDatePickerDisplayDateFlag = false; } else { @@ -707,7 +707,7 @@ namespace Avalonia.Controls } private void OnCustomDateFormatStringChanged(AvaloniaPropertyChangedEventArgs e) { - if(SelectedDateFormat == DatePickerFormat.Custom) + if(SelectedDateFormat == CalendarDatePickerFormat.Custom) { OnDateFormatChanged(); } @@ -752,15 +752,15 @@ namespace Avalonia.Controls /// /// Raises the - /// + /// /// event. /// /// /// A - /// + /// /// that contains the event data. /// - protected virtual void OnDateValidationError(DatePickerDateValidationErrorEventArgs e) + protected virtual void OnDateValidationError(CalendarDatePickerDateValidationErrorEventArgs e) { DateValidationError?.Invoke(this, e); } @@ -959,7 +959,7 @@ namespace Avalonia.Controls } else { - var dateValidationError = new DatePickerDateValidationErrorEventArgs(new ArgumentOutOfRangeException(nameof(text), "SelectedDate value is not valid."), text); + var dateValidationError = new CalendarDatePickerDateValidationErrorEventArgs(new ArgumentOutOfRangeException(nameof(text), "SelectedDate value is not valid."), text); OnDateValidationError(dateValidationError); if (dateValidationError.ThrowException) @@ -970,7 +970,7 @@ namespace Avalonia.Controls } catch (FormatException ex) { - DatePickerDateValidationErrorEventArgs textParseError = new DatePickerDateValidationErrorEventArgs(ex, text); + CalendarDatePickerDateValidationErrorEventArgs textParseError = new CalendarDatePickerDateValidationErrorEventArgs(ex, text); OnDateValidationError(textParseError); if (textParseError.ThrowException) @@ -986,11 +986,11 @@ namespace Avalonia.Controls switch (SelectedDateFormat) { - case DatePickerFormat.Short: + case CalendarDatePickerFormat.Short: return string.Format(CultureInfo.CurrentCulture, d.ToString(dtfi.ShortDatePattern, dtfi)); - case DatePickerFormat.Long: + case CalendarDatePickerFormat.Long: return string.Format(CultureInfo.CurrentCulture, d.ToString(dtfi.LongDatePattern, dtfi)); - case DatePickerFormat.Custom: + case CalendarDatePickerFormat.Custom: return string.Format(CultureInfo.CurrentCulture, d.ToString(CustomDateFormatString, dtfi)); } return null; @@ -1118,12 +1118,12 @@ namespace Avalonia.Controls switch (SelectedDateFormat) { - case DatePickerFormat.Long: + case CalendarDatePickerFormat.Long: { watermarkText = string.Format(CultureInfo.CurrentCulture, watermarkFormat, dtfi.LongDatePattern.ToString()); break; } - case DatePickerFormat.Short: + case CalendarDatePickerFormat.Short: default: { watermarkText = string.Format(CultureInfo.CurrentCulture, watermarkFormat, dtfi.ShortDatePattern.ToString()); @@ -1139,11 +1139,11 @@ namespace Avalonia.Controls } } - private static bool IsValidSelectedDateFormat(DatePickerFormat value) + private static bool IsValidSelectedDateFormat(CalendarDatePickerFormat value) { - return value == DatePickerFormat.Long - || value == DatePickerFormat.Short - || value == DatePickerFormat.Custom; + return value == CalendarDatePickerFormat.Long + || value == CalendarDatePickerFormat.Short + || value == CalendarDatePickerFormat.Custom; } private static bool IsValidDateFormatString(string formatString) { diff --git a/src/Avalonia.Controls/Calendar/CalendarItem.cs b/src/Avalonia.Controls/Calendar/CalendarItem.cs index ece0ef97d9..0be7c4f67e 100644 --- a/src/Avalonia.Controls/Calendar/CalendarItem.cs +++ b/src/Avalonia.Controls/Calendar/CalendarItem.cs @@ -909,7 +909,7 @@ namespace Avalonia.Controls.Primitives case CalendarSelectionMode.SingleDate: { DateTime selectedDate = (DateTime)b.DataContext; - Owner.DatePickerDisplayDateFlag = true; + Owner.CalendarDatePickerDisplayDateFlag = true; if (Owner.SelectedDates.Count == 0) { Owner.SelectedDates.Add(selectedDate); @@ -981,7 +981,7 @@ namespace Avalonia.Controls.Primitives } case CalendarSelectionMode.SingleDate: { - Owner.DatePickerDisplayDateFlag = true; + Owner.CalendarDatePickerDisplayDateFlag = true; if (Owner.SelectedDates.Count == 0) { Owner.SelectedDates.Add(selectedDate); diff --git a/src/Avalonia.Controls/Grid.cs b/src/Avalonia.Controls/Grid.cs index 1781067abb..e10d78917e 100644 --- a/src/Avalonia.Controls/Grid.cs +++ b/src/Avalonia.Controls/Grid.cs @@ -1228,7 +1228,7 @@ namespace Avalonia.Controls Debug.Assert(1 < count && 0 <= start && (start + count) <= definitions.Count); // avoid processing when asked to distribute "0" - if (!_IsZero(requestedSize)) + if (!MathUtilities.IsZero(requestedSize)) { DefinitionBase[] tempDefinitions = TempDefinitions; // temp array used to remember definitions for sorting int end = start + count; @@ -1306,7 +1306,7 @@ namespace Avalonia.Controls } // sanity check: requested size must all be distributed - Debug.Assert(_IsZero(sizeToDistribute)); + Debug.Assert(MathUtilities.IsZero(sizeToDistribute)); } else if (requestedSize <= rangeMaxSize) { @@ -1346,7 +1346,7 @@ namespace Avalonia.Controls } // sanity check: requested size must all be distributed - Debug.Assert(_IsZero(sizeToDistribute)); + Debug.Assert(MathUtilities.IsZero(sizeToDistribute)); } else { @@ -1358,7 +1358,7 @@ namespace Avalonia.Controls double equalSize = requestedSize / count; if (equalSize < maxMaxSize - && !_AreClose(equalSize, maxMaxSize)) + && !MathUtilities.AreClose(equalSize, maxMaxSize)) { // equi-size is less than maximum of maxSizes. // in this case distribute so that smaller definitions grow faster than @@ -2151,7 +2151,7 @@ namespace Avalonia.Controls // and precision of floating-point computation. (However, the resulting // display is subject to anti-aliasing problems. TANSTAAFL.) - if (!_AreClose(roundedTakenSize, finalSize)) + if (!MathUtilities.AreClose(roundedTakenSize, finalSize)) { // Compute deltas for (int i = 0; i < definitions.Count; ++i) @@ -2168,7 +2168,7 @@ namespace Avalonia.Controls if (roundedTakenSize > finalSize) { int i = definitions.Count - 1; - while ((adjustedSize > finalSize && !_AreClose(adjustedSize, finalSize)) && i >= 0) + while ((adjustedSize > finalSize && !MathUtilities.AreClose(adjustedSize, finalSize)) && i >= 0) { DefinitionBase definition = definitions[definitionIndices[i]]; double final = definition.SizeCache - dpiIncrement; @@ -2184,7 +2184,7 @@ namespace Avalonia.Controls else if (roundedTakenSize < finalSize) { int i = 0; - while ((adjustedSize < finalSize && !_AreClose(adjustedSize, finalSize)) && i < definitions.Count) + while ((adjustedSize < finalSize && !MathUtilities.AreClose(adjustedSize, finalSize)) && i < definitions.Count) { DefinitionBase definition = definitions[definitionIndices[i]]; double final = definition.SizeCache + dpiIncrement; @@ -2595,27 +2595,6 @@ namespace Avalonia.Controls set { SetFlags(value, Flags.HasGroup3CellsInAutoRows); } } - /// - /// fp version of d == 0. - /// - /// Value to check. - /// true if d == 0. - private static bool _IsZero(double d) - { - return (Math.Abs(d) < double.Epsilon); - } - - /// - /// fp version of d1 == d2 - /// - /// First value to compare - /// Second value to compare - /// true if d1 == d2 - private static bool _AreClose(double d1, double d2) - { - return (Math.Abs(d1 - d2) < double.Epsilon); - } - /// /// Returns reference to extended data bag. /// diff --git a/src/Avalonia.Controls/IndexPath.cs b/src/Avalonia.Controls/IndexPath.cs index 6c5aaf7ad1..73b75bc23d 100644 --- a/src/Avalonia.Controls/IndexPath.cs +++ b/src/Avalonia.Controls/IndexPath.cs @@ -123,6 +123,26 @@ namespace Avalonia.Controls } } + public bool IsAncestorOf(in IndexPath other) + { + if (other.GetSize() <= GetSize()) + { + return false; + } + + var size = GetSize(); + + for (int i = 0; i < size; i++) + { + if (GetAt(i) != other.GetAt(i)) + { + return false; + } + } + + return true; + } + public override string ToString() { if (_path != null) diff --git a/src/Avalonia.Controls/IndexRange.cs b/src/Avalonia.Controls/IndexRange.cs index 1dc161c699..e45d013af4 100644 --- a/src/Avalonia.Controls/IndexRange.cs +++ b/src/Avalonia.Controls/IndexRange.cs @@ -132,6 +132,53 @@ namespace Avalonia.Controls return result; } + public static int Intersect( + IList ranges, + IndexRange range, + IList? removed = null) + { + var result = 0; + + for (var i = 0; i < ranges.Count && range != s_invalid; ++i) + { + var existing = ranges[i]; + + if (existing.End < range.Begin || existing.Begin > range.End) + { + removed?.Add(existing); + ranges.RemoveAt(i--); + result += existing.Count; + } + else + { + if (existing.Begin < range.Begin) + { + var except = new IndexRange(existing.Begin, range.Begin - 1); + removed?.Add(except); + ranges[i] = existing = new IndexRange(range.Begin, existing.End); + result += except.Count; + } + + if (existing.End > range.End) + { + var except = new IndexRange(range.End + 1, existing.End); + removed?.Add(except); + ranges[i] = new IndexRange(existing.Begin, range.End); + result += except.Count; + } + } + } + + MergeRanges(ranges); + + if (removed is object) + { + MergeRanges(removed); + } + + return result; + } + public static int Remove( IList ranges, IndexRange range, diff --git a/src/Avalonia.Controls/Primitives/Track.cs b/src/Avalonia.Controls/Primitives/Track.cs index e104a8a664..1db47a13e7 100644 --- a/src/Avalonia.Controls/Primitives/Track.cs +++ b/src/Avalonia.Controls/Primitives/Track.cs @@ -41,13 +41,16 @@ namespace Avalonia.Controls.Primitives public static readonly StyledProperty IsDirectionReversedProperty = AvaloniaProperty.Register(nameof(IsDirectionReversed)); + public static readonly StyledProperty IgnoreThumbDragProperty = + AvaloniaProperty.Register(nameof(IsThumbDragHandled)); + private double _minimum; private double _maximum = 100.0; private double _value; static Track() { - ThumbProperty.Changed.AddClassHandler((x,e) => x.ThumbChanged(e)); + ThumbProperty.Changed.AddClassHandler((x, e) => x.ThumbChanged(e)); IncreaseButtonProperty.Changed.AddClassHandler((x, e) => x.ButtonChanged(e)); DecreaseButtonProperty.Changed.AddClassHandler((x, e) => x.ButtonChanged(e)); AffectsArrange(MinimumProperty, MaximumProperty, ValueProperty, OrientationProperty); @@ -113,6 +116,12 @@ namespace Avalonia.Controls.Primitives set { SetValue(IsDirectionReversedProperty, value); } } + public bool IsThumbDragHandled + { + get { return GetValue(IgnoreThumbDragProperty); } + set { SetValue(IgnoreThumbDragProperty, value); } + } + private double ThumbCenterOffset { get; set; } private double Density { get; set; } @@ -422,6 +431,9 @@ namespace Avalonia.Controls.Primitives private void ThumbDragged(object sender, VectorEventArgs e) { + if (IsThumbDragHandled) + return; + Value = MathUtilities.Clamp( Value + ValueFromDistance(e.Vector.X, e.Vector.Y), Minimum, diff --git a/src/Avalonia.Controls/SelectionModel.cs b/src/Avalonia.Controls/SelectionModel.cs index 93699583e6..ff1c0260bb 100644 --- a/src/Avalonia.Controls/SelectionModel.cs +++ b/src/Avalonia.Controls/SelectionModel.cs @@ -46,17 +46,25 @@ namespace Avalonia.Controls if (_rootNode.Source != null) { - if (_rootNode.Source != null) + // Temporarily prevent auto-select when switching source. + var restoreAutoSelect = _autoSelect; + _autoSelect = false; + + try { using (var operation = new Operation(this)) { ClearSelection(resetAnchor: true); } } + finally + { + _autoSelect = restoreAutoSelect; + } } _rootNode.Source = value; - ApplyAutoSelect(); + ApplyAutoSelect(true); RaisePropertyChanged("Source"); @@ -114,7 +122,7 @@ namespace Avalonia.Controls if (_autoSelect != value) { _autoSelect = value; - ApplyAutoSelect(); + ApplyAutoSelect(true); } } } @@ -133,7 +141,7 @@ namespace Avalonia.Controls while (current?.AnchorIndex >= 0) { path.Add(current.AnchorIndex); - current = current.GetAt(current.AnchorIndex, false); + current = current.GetAt(current.AnchorIndex, false, default); } anchor = new IndexPath(path); @@ -188,7 +196,6 @@ namespace Avalonia.Controls using var operation = new Operation(this); ClearSelection(resetAnchor: true); SelectWithPathImpl(value, select: true); - ApplyAutoSelect(); } } } @@ -384,21 +391,18 @@ namespace Avalonia.Controls { using var operation = new Operation(this); SelectImpl(index, select: false); - ApplyAutoSelect(); } public void Deselect(int groupIndex, int itemIndex) { using var operation = new Operation(this); SelectWithGroupImpl(groupIndex, itemIndex, select: false); - ApplyAutoSelect(); } public void DeselectAt(IndexPath index) { using var operation = new Operation(this); SelectWithPathImpl(index, select: false); - ApplyAutoSelect(); } public bool IsSelected(int index) => _rootNode.IsSelected(index); @@ -416,7 +420,7 @@ namespace Avalonia.Controls for (int i = 0; i < path.GetSize() - 1; i++) { var childIndex = path.GetAt(i); - node = node.GetAt(childIndex, realizeChild: false); + node = node.GetAt(childIndex, false, default); if (node == null) { @@ -451,7 +455,7 @@ namespace Avalonia.Controls } var isSelected = (bool?)false; - var childNode = _rootNode.GetAt(groupIndex, realizeChild: false); + var childNode = _rootNode.GetAt(groupIndex, false, default); if (childNode != null) { @@ -470,7 +474,7 @@ namespace Avalonia.Controls for (int i = 0; i < path.GetSize() - 1; i++) { var childIndex = path.GetAt(i); - node = node.GetAt(childIndex, realizeChild: false); + node = node.GetAt(childIndex, false, default); if (node == null) { @@ -565,7 +569,6 @@ namespace Avalonia.Controls { using var operation = new Operation(this); ClearSelection(resetAnchor: true); - ApplyAutoSelect(); } public IDisposable Update() => new Operation(this); @@ -592,10 +595,13 @@ namespace Avalonia.Controls } OnSelectionChanged(e); - ApplyAutoSelect(); + ApplyAutoSelect(true); } - internal IObservable? ResolvePath(object data, IndexPath dataIndexPath) + internal IObservable? ResolvePath( + object data, + IndexPath dataIndexPath, + IndexPath finalIndexPath) { IObservable? resolved = null; @@ -604,18 +610,22 @@ namespace Avalonia.Controls { if (_childrenRequestedEventArgs == null) { - _childrenRequestedEventArgs = new SelectionModelChildrenRequestedEventArgs(data, dataIndexPath, false); + _childrenRequestedEventArgs = new SelectionModelChildrenRequestedEventArgs( + data, + dataIndexPath, + finalIndexPath, + false); } else { - _childrenRequestedEventArgs.Initialize(data, dataIndexPath, false); + _childrenRequestedEventArgs.Initialize(data, dataIndexPath, finalIndexPath, false); } ChildrenRequested(this, _childrenRequestedEventArgs); resolved = _childrenRequestedEventArgs.Children; // Clear out the values in the args so that it cannot be used after the event handler call. - _childrenRequestedEventArgs.Initialize(null, default, true); + _childrenRequestedEventArgs.Initialize(null, default, default, true); } return resolved; @@ -632,6 +642,8 @@ namespace Avalonia.Controls { AnchorIndex = default; } + + OnSelectionChanged(); } private void OnSelectionChanged(SelectionModelSelectionChangedEventArgs? e = null) @@ -667,6 +679,8 @@ namespace Avalonia.Controls { AnchorIndex = new IndexPath(index); } + + OnSelectionChanged(); } private void SelectWithGroupImpl(int groupIndex, int itemIndex, bool select) @@ -676,13 +690,15 @@ namespace Avalonia.Controls ClearSelection(resetAnchor: true); } - var childNode = _rootNode.GetAt(groupIndex, realizeChild: true); + var childNode = _rootNode.GetAt(groupIndex, true, new IndexPath(groupIndex, itemIndex)); var selected = childNode!.Select(itemIndex, select); if (selected) { AnchorIndex = new IndexPath(groupIndex, itemIndex); } + + OnSelectionChanged(); } private void SelectWithPathImpl(IndexPath index, bool select) @@ -711,6 +727,8 @@ namespace Avalonia.Controls { AnchorIndex = index; } + + OnSelectionChanged(); } private void SelectRangeFromAnchorImpl(int index, bool select) @@ -724,6 +742,7 @@ namespace Avalonia.Controls } _rootNode.SelectRange(new IndexRange(anchorIndex, index), select); + OnSelectionChanged(); } private void SelectRangeFromAnchorWithGroupImpl(int endGroupIndex, int endItemIndex, bool select) @@ -752,11 +771,13 @@ namespace Avalonia.Controls for (int groupIdx = startGroupIndex; groupIdx <= endGroupIndex; groupIdx++) { - var groupNode = _rootNode.GetAt(groupIdx, realizeChild: true)!; + var groupNode = _rootNode.GetAt(groupIdx, true, new IndexPath(endGroupIndex, endItemIndex))!; int startIndex = groupIdx == startGroupIndex ? startItemIndex : 0; int endIndex = groupIdx == endGroupIndex ? endItemIndex : groupNode.DataCount - 1; groupNode.SelectRange(new IndexRange(startIndex, endIndex), select); } + + OnSelectionChanged(); } private void SelectRangeImpl(IndexPath start, IndexPath end, bool select) @@ -784,6 +805,8 @@ namespace Avalonia.Controls info.ParentNode!.Select(info.Path.GetAt(info.Path.GetSize() - 1), select); } }); + + OnSelectionChanged(); } private void BeginOperation() @@ -806,6 +829,8 @@ namespace Avalonia.Controls if (--_operationCount == 0) { + ApplyAutoSelect(false); + var changes = new List(); _rootNode.EndOperation(changes); @@ -827,7 +852,7 @@ namespace Avalonia.Controls } } - private void ApplyAutoSelect() + private void ApplyAutoSelect(bool createOperation) { if (AutoSelect) { @@ -835,8 +860,15 @@ namespace Avalonia.Controls if (SelectedIndex == default && _rootNode.ItemsSourceView?.Count > 0) { - using var operation = new Operation(this); - SelectImpl(0, true); + if (createOperation) + { + using var operation = new Operation(this); + SelectImpl(0, true); + } + else + { + SelectImpl(0, true); + } } } } diff --git a/src/Avalonia.Controls/SelectionModelChangeSet.cs b/src/Avalonia.Controls/SelectionModelChangeSet.cs index 6e77dc5755..d1df38656a 100644 --- a/src/Avalonia.Controls/SelectionModelChangeSet.cs +++ b/src/Avalonia.Controls/SelectionModelChangeSet.cs @@ -135,7 +135,7 @@ namespace Avalonia.Controls if (index >= currentIndex && index < currentIndex + currentCount) { int targetIndex = GetIndexAt(getRanges(info), index - currentIndex); - item = info.Items?.GetAt(targetIndex); + item = info.Items?.Count > targetIndex ? info.Items?.GetAt(targetIndex) : null; break; } diff --git a/src/Avalonia.Controls/SelectionModelChildrenRequestedEventArgs.cs b/src/Avalonia.Controls/SelectionModelChildrenRequestedEventArgs.cs index 974da0cf71..b1f3e0b2c4 100644 --- a/src/Avalonia.Controls/SelectionModelChildrenRequestedEventArgs.cs +++ b/src/Avalonia.Controls/SelectionModelChildrenRequestedEventArgs.cs @@ -16,15 +16,17 @@ namespace Avalonia.Controls { private object? _source; private IndexPath _sourceIndexPath; + private IndexPath _finalIndexPath; private bool _throwOnAccess; internal SelectionModelChildrenRequestedEventArgs( object source, IndexPath sourceIndexPath, + IndexPath finalIndexPath, bool throwOnAccess) { source = source ?? throw new ArgumentNullException(nameof(source)); - Initialize(source, sourceIndexPath, throwOnAccess); + Initialize(source, sourceIndexPath, finalIndexPath, throwOnAccess); } /// @@ -65,9 +67,26 @@ namespace Avalonia.Controls } } + /// + /// Gets the index of the final object which is being attempted to be retrieved. + /// + public IndexPath FinalIndex + { + get + { + if (_throwOnAccess) + { + throw new ObjectDisposedException(nameof(SelectionModelChildrenRequestedEventArgs)); + } + + return _finalIndexPath; + } + } + internal void Initialize( object? source, IndexPath sourceIndexPath, + IndexPath finalIndexPath, bool throwOnAccess) { if (!throwOnAccess && source == null) @@ -77,6 +96,7 @@ namespace Avalonia.Controls _source = source; _sourceIndexPath = sourceIndexPath; + _finalIndexPath = finalIndexPath; _throwOnAccess = throwOnAccess; } } diff --git a/src/Avalonia.Controls/SelectionNode.cs b/src/Avalonia.Controls/SelectionNode.cs index 0b00db88c3..d99606673e 100644 --- a/src/Avalonia.Controls/SelectionNode.cs +++ b/src/Avalonia.Controls/SelectionNode.cs @@ -101,6 +101,7 @@ namespace Avalonia.Controls ItemsSourceView = newDataSource; + TrimInvalidSelections(); PopulateSelectedItemsFromSelectedIndices(); HookupCollectionChangedHandler(); OnSelectionChanged(); @@ -108,6 +109,26 @@ namespace Avalonia.Controls } } + private void TrimInvalidSelections() + { + if (_selected == null || ItemsSourceView == null) + { + return; + } + + var validRange = ItemsSourceView.Count > 0 ? new IndexRange(0, ItemsSourceView.Count - 1) : new IndexRange(-1, -1); + var removed = new List(); + var removedCount = IndexRange.Intersect(_selected, validRange, removed); + + if (removedCount > 0) + { + using var operation = _manager.Update(); + SelectedCount -= removedCount; + OnSelectionChanged(); + _operation!.Deselected(removed); + } + } + public ItemsSourceView? ItemsSourceView { get; private set; } public int DataCount => ItemsSourceView?.Count ?? 0; public int ChildrenNodeCount => _childrenNodes.Count; @@ -141,7 +162,7 @@ namespace Avalonia.Controls // create a bunch of leaf node instances - instead i use the same instance m_leafNode to avoid // an explosion of node objects. However, I'm still creating the m_childrenNodes // collection unfortunately. - public SelectionNode? GetAt(int index, bool realizeChild) + public SelectionNode? GetAt(int index, bool realizeChild, IndexPath finalIndexPath) { SelectionNode? child = null; @@ -171,7 +192,7 @@ namespace Avalonia.Controls if (childData != null) { var childDataIndexPath = IndexPath.CloneWithChildIndex(index); - resolver = _manager.ResolvePath(childData, childDataIndexPath); + resolver = _manager.ResolvePath(childData, childDataIndexPath, finalIndexPath); } if (resolver != null) @@ -843,7 +864,7 @@ namespace Avalonia.Controls int notSelectedCount = 0; for (int i = 0; i < ChildrenNodeCount; i++) { - var child = GetAt(i, realizeChild: false); + var child = GetAt(i, false, default); if (child != null) { diff --git a/src/Avalonia.Controls/Slider.cs b/src/Avalonia.Controls/Slider.cs index e92c8faf20..64378a4eb2 100644 --- a/src/Avalonia.Controls/Slider.cs +++ b/src/Avalonia.Controls/Slider.cs @@ -1,12 +1,40 @@ using System; +using Avalonia.Controls.Mixins; using Avalonia.Controls.Primitives; -using Avalonia.Data; using Avalonia.Input; using Avalonia.Interactivity; using Avalonia.Layout; +using Avalonia.Utilities; namespace Avalonia.Controls { + + /// + /// Enum which describes how to position the ticks in a . + /// + public enum TickPlacement + { + /// + /// No tick marks will appear. + /// + None, + + /// + /// Tick marks will appear above the track for a horizontal , or to the left of the track for a vertical . + /// + TopLeft, + + /// + /// Tick marks will appear below the track for a horizontal , or to the right of the track for a vertical . + /// + BottomRight, + + /// + /// Tick marks appear on both sides of either a horizontal or vertical . + /// + Outside + } + /// /// A control that lets the user select from a range of values by moving a Thumb control along a Track. /// @@ -30,19 +58,31 @@ namespace Avalonia.Controls public static readonly StyledProperty TickFrequencyProperty = AvaloniaProperty.Register(nameof(TickFrequency), 0.0); + /// + /// Defines the property. + /// + public static readonly StyledProperty TickPlacementProperty = + AvaloniaProperty.Register(nameof(TickPlacement), 0d); + // Slider required parts + private bool _isDragging = false; private Track _track; private Button _decreaseButton; private Button _increaseButton; + private IDisposable _decreaseButtonPressDispose; + private IDisposable _decreaseButtonReleaseDispose; + private IDisposable _increaseButtonSubscription; + private IDisposable _increaseButtonReleaseDispose; + private IDisposable _pointerMovedDispose; /// /// Initializes static members of the class. /// static Slider() { + PressedMixin.Attach(); OrientationProperty.OverrideDefaultValue(typeof(Slider), Orientation.Horizontal); Thumb.DragStartedEvent.AddClassHandler((x, e) => x.OnThumbDragStarted(e), RoutingStrategies.Bubble); - Thumb.DragDeltaEvent.AddClassHandler((x, e) => x.OnThumbDragDelta(e), RoutingStrategies.Bubble); Thumb.DragCompletedEvent.AddClassHandler((x, e) => x.OnThumbDragCompleted(e), RoutingStrategies.Bubble); } @@ -81,57 +121,89 @@ namespace Avalonia.Controls set { SetValue(TickFrequencyProperty, value); } } + /// + /// Gets or sets a value that indicates where to draw + /// tick marks in relation to the track. + /// + public TickPlacement TickPlacement + { + get { return GetValue(TickPlacementProperty); } + set { SetValue(TickPlacementProperty, value); } + } + /// protected override void OnApplyTemplate(TemplateAppliedEventArgs e) { - if (_decreaseButton != null) - { - _decreaseButton.Click -= DecreaseClick; - } - - if (_increaseButton != null) - { - _increaseButton.Click -= IncreaseClick; - } + base.OnApplyTemplate(e); + + _decreaseButtonPressDispose?.Dispose(); + _decreaseButtonReleaseDispose?.Dispose(); + _increaseButtonSubscription?.Dispose(); + _increaseButtonReleaseDispose?.Dispose(); + _pointerMovedDispose?.Dispose(); _decreaseButton = e.NameScope.Find