将自定义控件单开一个项目

2026-04-13 13:01:14 +08:00
parent 0a14d96e10
commit 41be1e901d
13 changed files with 57 additions and 7 deletions
@@ -0,0 +1,110 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Media;
+
+namespace Ink_Canvas.Controls
+{
+    public partial class ToolbarImageButton : UserControl
+    {
+        private static ToolbarImageButton _lastPressedButton;
+
+        public static readonly DependencyProperty LabelProperty = DependencyProperty.Register(
+            nameof(Label), typeof(string), typeof(ToolbarImageButton),
+            new PropertyMetadata(string.Empty, (d, e) => ((ToolbarImageButton)d).LabelTextBlock.Text = (string)e.NewValue));
+
+        public string Label
+        {
+            get => (string)GetValue(LabelProperty);
+            set => SetValue(LabelProperty, value);
+        }
+
+        public static readonly DependencyProperty IconGeometryDrawingProperty = DependencyProperty.Register(
+            nameof(IconGeometryDrawing), typeof(GeometryDrawing), typeof(ToolbarImageButton),
+            new PropertyMetadata(null, OnIconGeometryDrawingChanged));
+
+        private static void OnIconGeometryDrawingChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+        {
+            var button = (ToolbarImageButton)d;
+            if (e.NewValue is GeometryDrawing newDrawing)
+            {
+                button.IconGeometryInternal.Geometry = newDrawing.Geometry;
+                button.IconGeometryInternal.Brush = newDrawing.Brush;
+            }
+        }
+
+        public GeometryDrawing IconGeometryDrawing
+        {
+            get => (GeometryDrawing)GetValue(IconGeometryDrawingProperty);
+            set => SetValue(IconGeometryDrawingProperty, value);
+        }
+
+        public GeometryDrawing Icon => IconGeometryInternal;
+
+        public GeometryDrawing GeometryDrawing => IconGeometryInternal;
+
+        public static readonly DependencyProperty IconBrushProperty = DependencyProperty.Register(
+            nameof(IconBrush), typeof(Brush), typeof(ToolbarImageButton),
+            new PropertyMetadata(null, (d, e) => ((ToolbarImageButton)d).IconGeometryInternal.Brush = (Brush)e.NewValue));
+
+        public Brush IconBrush
+        {
+            get => (Brush)GetValue(IconBrushProperty);
+            set => SetValue(IconBrushProperty, value);
+        }
+
+        public new Brush Background
+        {
+            get => ButtonPanel.Background;
+            set => ButtonPanel.Background = value;
+        }
+
+        public event MouseButtonEventHandler ButtonMouseDown;
+        public event MouseEventHandler ButtonMouseLeave;
+        public event RoutedEventHandler ButtonMouseUp;
+
+        public ToolbarImageButton()
+        {
+            InitializeComponent();
+            ButtonPanel.Background = Brushes.Transparent;
+            IsEnabledChanged += ToolbarImageButton_IsEnabledChanged;
+        }
+
+        private void ToolbarImageButton_IsEnabledChanged(object sender, DependencyPropertyChangedEventArgs e)
+        {
+            var isEnabled = (bool)e.NewValue;
+            ButtonImage.Opacity = isEnabled ? 1.0 : 0.5;
+            LabelTextBlock.Opacity = isEnabled ? 1.0 : 0.5;
+            ButtonPanel.IsEnabled = isEnabled;
+        }
+
+        private void ButtonPanel_MouseDown(object sender, MouseButtonEventArgs e)
+        {
+            if (!IsEnabled) return;
+            if (_lastPressedButton != null && _lastPressedButton != this)
+            {
+                _lastPressedButton.Background = Brushes.Transparent;
+            }
+            _lastPressedButton = this;
+            ButtonPanel.Background = new SolidColorBrush(Color.FromArgb(28, 24, 24, 27));
+            ButtonMouseDown?.Invoke(this, e);
+        }
+
+        private void ButtonPanel_MouseLeave(object sender, MouseEventArgs e)
+        {
+            if (!IsEnabled) return;
+            ButtonMouseLeave?.Invoke(this, e);
+        }
+
+        private void ButtonPanel_MouseUp(object sender, MouseButtonEventArgs e)
+        {
+            if (!IsEnabled) return;
+            if (_lastPressedButton == this)
+            {
+                ButtonPanel.Background = Brushes.Transparent;
+                _lastPressedButton = null;
+            }
+            ButtonMouseUp?.Invoke(this, new RoutedEventArgs(e.RoutedEvent, this));
+        }
+    }
+}