refactor<*>: rewrite all codes...

src/Views/Controls/Bookmark.cs

@@ -0,0 +1,86 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media;
+using System.Windows.Shapes;
+
+namespace SourceGit.Views.Controls {
+
+    /// <summary>
+    ///     标签页图标
+    /// </summary>
+    public class Bookmark : Border {
+        private Path icon = null;
+
+        public static readonly Brush[] COLORS = new Brush[] {
+            Brushes.Transparent,
+            Brushes.White,
+            Brushes.Red,
+            Brushes.Orange,
+            Brushes.Yellow,
+            Brushes.ForestGreen,
+            Brushes.Purple,
+            Brushes.DeepSkyBlue,
+            Brushes.Magenta,
+        };
+
+        public static readonly DependencyProperty ColorProperty =
+            DependencyProperty.Register("Color", typeof(int), typeof(Bookmark), new PropertyMetadata(0, UpdateBookmark));
+
+        public int Color {
+            get { return (int)GetValue(ColorProperty); }
+            set { SetValue(ColorProperty, value); }
+        }
+
+        public static readonly DependencyProperty IsNewPageProperty =
+            DependencyProperty.Register("IsNewPage", typeof(bool), typeof(Bookmark), new PropertyMetadata(false, UpdateBookmark));
+
+        public bool IsNewPage {
+            get { return (bool)GetValue(IsNewPageProperty); }
+            set { SetValue(IsNewPageProperty, value); }
+        }
+
+        public static readonly DependencyProperty HideOnZeroProperty =
+            DependencyProperty.Register("HideOnZero", typeof(bool), typeof(Bookmark), new PropertyMetadata(false, UpdateBookmark));
+
+        public bool HideOnZero {
+            get { return (bool)GetValue(HideOnZeroProperty); }
+            set { SetValue(HideOnZeroProperty, value); }
+        }
+
+        public Bookmark() {
+            icon = new Path();
+            Child = icon;
+            UpdateBookmark(this, new DependencyPropertyChangedEventArgs());
+        }
+
+        private static void UpdateBookmark(DependencyObject d, DependencyPropertyChangedEventArgs e) {
+            var mark = d as Bookmark;
+            if (mark == null) return;
+
+            if (mark.HideOnZero && mark.Color == 0) {
+                mark.Visibility = Visibility.Collapsed;
+                return;
+            }
+
+            if (!mark.IsNewPage) {                
+                if (mark.Color == 0) {
+                    mark.icon.Fill = mark.FindResource("Brush.FG1") as Brush;
+                    mark.icon.Data = mark.FindResource("Icon.Git") as Geometry;
+                } else {
+                    mark.icon.Fill = COLORS[mark.Color % COLORS.Length];
+                    mark.icon.Data = mark.FindResource("Icon.Bookmark") as Geometry;
+                }
+            } else {
+                mark.icon.Fill = mark.FindResource("Brush.FG1") as Brush;
+                mark.icon.Data = mark.FindResource("Icon.NewPage") as Geometry;
+            }
+
+            mark.Visibility = Visibility.Visible;
+        }
+    }
+}