Adjust project structure

2019-04-05 22:23:19 +08:00
1 parent d38912f5da
commit e3c436f939
@@ -0,0 +1,25 @@
+using System.Windows;
+
+namespace HandyControl.Controls
+{
+    public class HeaderedSelectableItem : SelectableItem
+    {
+        public static readonly DependencyProperty HeaderProperty = DependencyProperty.Register(
+            "Header", typeof(object), typeof(HeaderedSelectableItem), new PropertyMetadata(default(object)));
+
+        public object Header
+        {
+            get => GetValue(HeaderProperty);
+            set => SetValue(HeaderProperty, value);
+        }
+
+        public static readonly DependencyProperty HeaderTemplateProperty = DependencyProperty.Register(
+            "HeaderTemplate", typeof(DataTemplate), typeof(HeaderedSelectableItem), new PropertyMetadata(default(DataTemplate)));
+
+        public DataTemplate HeaderTemplate
+        {
+            get => (DataTemplate) GetValue(HeaderTemplateProperty);
+            set => SetValue(HeaderTemplateProperty, value);
+        }
+    }
+}
@@ -0,0 +1,7 @@
+namespace HandyControl.Controls
+{
+    public interface IGravatarGenerator
+    {
+        object GetGravatar(string id);
+    }
+}
@@ -0,0 +1,11 @@
+using System.Windows;
+
+namespace HandyControl.Controls
+{
+    public interface ISelectable
+    {
+        event RoutedEventHandler Selected;
+
+        bool IsSelected { get; set; }
+    }
+}
@@ -0,0 +1,9 @@
+using System;
+
+namespace HandyControl.Controls
+{
+    public interface ISingleOpen : IDisposable
+    {
+        bool CanDispose { get; }
+    }
+}
@@ -0,0 +1,41 @@
+using System.Windows;
+using HandyControl.Data;
+
+namespace HandyControl.Controls
+{
+    /// <summary>
+    ///     规则ItemsControl
+    /// </summary>
+    /// <remarks>
+    ///     该类的每一项都具有相同的大小和外边距
+    /// </remarks>
+    public class RegularItemsControl : SimpleItemsControl
+    {
+        public static readonly DependencyProperty ItemWidthProperty = DependencyProperty.Register(
+            "ItemWidth", typeof(double), typeof(RegularItemsControl), new PropertyMetadata(ValueBoxes.Double200Box));
+
+        public double ItemWidth
+        {
+            get => (double) GetValue(ItemWidthProperty);
+            set => SetValue(ItemWidthProperty, value);
+        }
+
+        public static readonly DependencyProperty ItemHeightProperty = DependencyProperty.Register(
+            "ItemHeight", typeof(double), typeof(RegularItemsControl), new PropertyMetadata(ValueBoxes.Double200Box));
+
+        public double ItemHeight
+        {
+            get => (double) GetValue(ItemHeightProperty);
+            set => SetValue(ItemHeightProperty, value);
+        }
+
+        public static readonly DependencyProperty ItemMarginProperty = DependencyProperty.Register(
+            "ItemMargin", typeof(Thickness), typeof(RegularItemsControl), new PropertyMetadata(default(Thickness)));
+
+        public Thickness ItemMargin
+        {
+            get => (Thickness) GetValue(ItemMarginProperty);
+            set => SetValue(ItemMarginProperty, value);
+        }
+    }
+}
@@ -0,0 +1,111 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using HandyControl.Data;
+
+namespace HandyControl.Controls
+{
+    public class SelectableItem : ContentControl, ISelectable
+    {
+        private bool _isMouseLeftButtonDown;
+
+        protected override void OnMouseLeave(MouseEventArgs e)
+        {
+            base.OnMouseLeave(e);
+
+            _isMouseLeftButtonDown = false;
+        }
+
+        protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e)
+        {
+            base.OnMouseLeftButtonDown(e);
+
+            _isMouseLeftButtonDown = true;
+        }
+
+        protected override void OnMouseLeftButtonUp(MouseButtonEventArgs e)
+        {
+            base.OnMouseLeftButtonUp(e);
+
+            if (_isMouseLeftButtonDown)
+            {
+                if (SelfManage)
+                {
+                    if (!IsSelected)
+                    {
+                        IsSelected = true;
+                        OnSelected(new RoutedEventArgs(SelectedEvent, this));
+                    }
+                    else if (CanDeselect)
+                    {
+                        IsSelected = false;
+                        OnSelected(new RoutedEventArgs(DeselectedEvent, this));
+                    }
+                }
+                else
+                {
+                    if (CanDeselect)
+                    {
+                        OnSelected(IsSelected
+                            ? new RoutedEventArgs(DeselectedEvent, this)
+                            : new RoutedEventArgs(SelectedEvent, this));
+                    }
+                    else
+                    {
+                        OnSelected(new RoutedEventArgs(SelectedEvent, this));
+                    }
+                }
+                _isMouseLeftButtonDown = false;
+            }
+        }
+
+        protected virtual void OnSelected(RoutedEventArgs e) => RaiseEvent(e);
+
+        public static readonly DependencyProperty IsSelectedProperty = DependencyProperty.Register(
+            "IsSelected", typeof(bool), typeof(SelectableItem), new PropertyMetadata(ValueBoxes.FalseBox));
+
+        public bool IsSelected
+        {
+            get => (bool)GetValue(IsSelectedProperty);
+            set => SetValue(IsSelectedProperty, value);
+        }
+
+        public static readonly DependencyProperty SelfManageProperty = DependencyProperty.Register(
+            "SelfManage", typeof(bool), typeof(SelectableItem), new PropertyMetadata(ValueBoxes.FalseBox));
+
+        public bool SelfManage
+        {
+            get => (bool) GetValue(SelfManageProperty);
+            set => SetValue(SelfManageProperty, value);
+        }
+
+        public static readonly DependencyProperty CanDeselectProperty = DependencyProperty.Register(
+            "CanDeselect", typeof(bool), typeof(SelectableItem), new PropertyMetadata(ValueBoxes.FalseBox));
+
+        public bool CanDeselect
+        {
+            get => (bool) GetValue(CanDeselectProperty);
+            set => SetValue(CanDeselectProperty, value);
+        }
+
+        public static readonly RoutedEvent SelectedEvent =
+            EventManager.RegisterRoutedEvent("Selected", RoutingStrategy.Bubble,
+                typeof(RoutedEventHandler), typeof(SelectableItem));
+
+        public event RoutedEventHandler Selected
+        {
+            add => AddHandler(SelectedEvent, value);
+            remove => RemoveHandler(SelectedEvent, value);
+        }
+
+        public static readonly RoutedEvent DeselectedEvent =
+            EventManager.RegisterRoutedEvent("Deselected", RoutingStrategy.Bubble,
+                typeof(RoutedEventHandler), typeof(SelectableItem));
+
+        public event RoutedEventHandler Deselected
+        {
+            add => AddHandler(DeselectedEvent, value);
+            remove => RemoveHandler(DeselectedEvent, value);
+        }
+    }
+}
@@ -0,0 +1,151 @@
+using System.Collections;
+using System.Collections.ObjectModel;
+using System.Collections.Specialized;
+using System.ComponentModel;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Markup;
+
+namespace HandyControl.Controls
+{
+    /// <summary>
+    ///     ItemsControl的轻量级版本
+    /// </summary>
+    [DefaultProperty("Items")]
+    [ContentProperty("Items")]
+    [TemplatePart(Name = ElementPanel, Type = typeof(Panel))]
+    public class SimpleItemsControl : Control
+    {
+        private const string ElementPanel = "PART_Panel";
+
+        public static readonly DependencyProperty ItemTemplateProperty = DependencyProperty.Register(
+            "ItemTemplate", typeof(DataTemplate), typeof(SimpleItemsControl),
+            new FrameworkPropertyMetadata(default(DataTemplate), OnItemTemplateChanged));
+
+        public static readonly DependencyProperty ItemContainerStyleProperty = DependencyProperty.Register(
+            "ItemContainerStyle", typeof(Style), typeof(SimpleItemsControl),
+            new PropertyMetadata(default(Style), OnItemContainerStyleChanged));
+
+        public static readonly DependencyProperty ItemsSourceProperty = DependencyProperty.Register(
+            "ItemsSource", typeof(IEnumerable), typeof(SimpleItemsControl),
+            new PropertyMetadata(default(IEnumerable), OnItemsSourceChanged));
+
+        public SimpleItemsControl()
+        {
+            var items = new ObservableCollection<object>();
+            items.CollectionChanged += OnItemsChanged;
+            Items = items;
+        }
+
+        public IEnumerable ItemsSource
+        {
+            get => (IEnumerable) GetValue(ItemsSourceProperty);
+            set => SetValue(ItemsSourceProperty, value);
+        }
+
+        [Bindable(true)]
+        [Category("Content")]
+        public Style ItemContainerStyle
+        {
+            get => (Style) GetValue(ItemContainerStyleProperty);
+            set => SetValue(ItemContainerStyleProperty, value);
+        }
+
+        [Bindable(true)]
+        public DataTemplate ItemTemplate
+        {
+            get => (DataTemplate) GetValue(ItemTemplateProperty);
+            set => SetValue(ItemTemplateProperty, value);
+        }
+
+        [DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
+        [Bindable(true)]
+        public Collection<object> Items { get; }
+
+        internal Panel ItemsHost { get; set; }
+
+        private static void OnItemsSourceChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+        {
+            ((SimpleItemsControl) d).OnItemsSourceChanged((IEnumerable) e.OldValue, (IEnumerable) e.NewValue);
+        }
+
+        protected virtual void OnItemsSourceChanged(IEnumerable oldValue, IEnumerable newValue)
+        {
+        }
+
+        public override void OnApplyTemplate()
+        {
+            ItemsHost?.Children.Clear();
+
+            base.OnApplyTemplate();
+
+            ItemsHost = GetTemplateChild(ElementPanel) as Panel;
+            Refresh();
+        }
+
+        protected virtual void OnItemsChanged(object sender, NotifyCollectionChangedEventArgs e)
+        {
+            Refresh();
+            UpdateItems();
+        }
+
+        protected virtual DependencyObject GetContainerForItemOverride() => new ContentPresenter();
+
+        protected virtual bool IsItemItsOwnContainerOverride(object item) => item is ContentPresenter;
+
+        protected virtual void PrepareContainerForItemOverride(DependencyObject element, object item)
+        {
+            switch (element)
+            {
+                case ContentControl contentControl:
+                    contentControl.Content = item;
+                    contentControl.ContentTemplate = ItemTemplate;
+                    break;
+                case ContentPresenter contentPresenter:
+                    contentPresenter.Content = item;
+                    contentPresenter.ContentTemplate = ItemTemplate;
+                    break;
+            }
+        }
+
+        private static void OnItemTemplateChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) 
+            => (d as SimpleItemsControl)?.OnItemTemplateChanged(e);
+
+        protected virtual void OnItemTemplateChanged(DependencyPropertyChangedEventArgs e) => Refresh();
+
+        private static void OnItemContainerStyleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+            => (d as SimpleItemsControl)?.OnItemContainerStyleChanged(e);
+
+        protected virtual void OnItemContainerStyleChanged(DependencyPropertyChangedEventArgs e) => Refresh();
+
+        protected virtual void Refresh()
+        {
+            if (ItemsHost == null) return;
+
+            ItemsHost.Children.Clear();
+            foreach (var item in Items)
+            {
+                DependencyObject container;
+                if (IsItemItsOwnContainerOverride(item))
+                {
+                    container = item as DependencyObject;
+                }
+                else
+                {
+                    container = GetContainerForItemOverride();
+                    PrepareContainerForItemOverride(container, item);
+                }
+
+                if (container is FrameworkElement element)
+                {
+                    element.Style = ItemContainerStyle;
+                    ItemsHost.Children.Add(element);
+                }
+            }
+        }
+
+        protected virtual void UpdateItems()
+        {
+        }
+    }
+}