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Tai · Windows 软件与网站使用时长统计。上游 Planshit/Tai 的源码镜像，非灵栈原创；MIT 许可。来源：https://github.com/Planshit/Tai 。本次为手动同步，暂不提供安装包。

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ColorSelect.cs

200 行 · 5.8 KB历史下载
1using Core.Librarys;
2using System;
3using System.Collections.Generic;
4using System.Linq;
5using System.Text;
6using System.Threading.Tasks;
7using System.Windows;
8using System.Windows.Controls;
9using System.Windows.Input;
10
11namespace UI.Controls.Base
12{
13 public class ColorSelect : Control
14 {
15 public List<string> Colors
16 {
17 get { return (List<string>)GetValue(ColorsProperty); }
18 set { SetValue(ColorsProperty, value); }
19 }
20 public static readonly DependencyProperty ColorsProperty =
21 DependencyProperty.Register("Colors",
22 typeof(List<string>),
23 typeof(ColorSelect)
24 );
25
26
27 public string Color
28 {
29 get { return (string)GetValue(ColorProperty); }
30 set { SetValue(ColorProperty, value); }
31 }
32 public static readonly DependencyProperty ColorProperty =
33 DependencyProperty.Register("Color",
34 typeof(string),
35 typeof(ColorSelect), new PropertyMetadata(new PropertyChangedCallback(OnColorPropertyChanged)));
36
37 private static void OnColorPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
38 {
39 var control = d as ColorSelect;
40 if (string.IsNullOrEmpty(control.Color))
41 {
42 control.Color = control.Colors[0];
43 }
44 control.OnSelected?.Invoke(control, EventArgs.Empty);
45 }
46
47 public bool IsOpen
48 {
49 get { return (bool)GetValue(IsOpenProperty); }
50 set { SetValue(IsOpenProperty, value); }
51 }
52 public static readonly DependencyProperty IsOpenProperty =
53 DependencyProperty.Register("IsOpen",
54 typeof(bool),
55 typeof(ColorSelect), new PropertyMetadata(new PropertyChangedCallback(OnPropertyChanged)));
56
57 private static void OnPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
58 {
59 var control = d as ColorSelect;
60 if (e.Property == IsOpenProperty)
61 {
62 control.HandleHook();
63 }
64 }
65 private Win32API.LowLevelKeyboardProc mouseProc;
66 private static IntPtr hookMouseID = IntPtr.Zero;
67 private IntPtr hook;
68 private bool IsFirstClick = false;
69 private Border SelectContainer;
70
71
72 #region hook
73 private void HandleHook()
74 {
75 if (IsOpen)
76 {
77 // 设置键盘钩子
78 hook = Win32API.SetMouseHook(mouseProc);
79 }
80 else
81 {
82 Win32API.UnhookWindowsHookEx(hook);
83 }
84 }
85 private IntPtr HookCallback(int nCode, IntPtr wParam, IntPtr lParam)
86 {
87
88 if (nCode >= 0)
89 {
90 if (wParam == (IntPtr)Win32API.WM_LBUTTONDBLCLK || wParam == (IntPtr)Win32API.WM_WHEEL)
91 {
92 if (!IsFirstClick)
93 {
94 bool isInControl = IsInControl();
95
96 if (!isInControl)
97 {
98 IsOpen = false;
99 }
100 }
101 IsFirstClick = false;
102 }
103
104 }
105
106 return Win32API.CallNextHookEx(hookMouseID, nCode, wParam, lParam);
107 }
108 private bool IsInControl()
109 {
110 var p = Mouse.GetPosition(SelectContainer);
111 if (p.X < 0 || p.Y < 0 || p.X > SelectContainer.ActualWidth || p.Y > SelectContainer.ActualHeight)
112 {
113 return false;
114 }
115
116
117 return true;
118 }
119 #endregion
120
121 public Command ShowSelectCommand { get; set; }
122 public Command ColorSelectCommand { get; set; }
123 public event EventHandler OnSelected;
124
125 public ColorSelect()
126 {
127 DefaultStyleKey = typeof(ColorSelect);
128 ShowSelectCommand = new Command(new Action<object>(OnShowSelect));
129 ColorSelectCommand = new Command(new Action<object>(OnColorSelect));
130 mouseProc = HookCallback;
131
132 Unloaded += ColorSelect_Unloaded;
133 LoadColors();
134 }
135
136 private void LoadColors()
137 {
138 var list = new List<string>()
139 {
140 "#00FFAB",
141 "#017aff",
142 "#6c47ff",
143 "#39c0c8",
144 "#f96300",
145 "#f34971",
146 "#ff9382",
147 "#f5c900",
148 "#cdad7a",
149 "#aabb5d",
150 "#000000",
151 "#2B20D9"
152 };
153
154
155 Colors = list;
156 Color = list[0];
157 }
158 private void OnShowSelect(object obj)
159 {
160 IsOpen = true;
161 IsFirstClick = true;
162 }
163
164 private string HexConverter(System.Drawing.Color c)
165 {
166 return "#" + c.R.ToString("X2") + c.G.ToString("X2") + c.B.ToString("X2");
167 }
168
169 private void OnColorSelect(object obj)
170 {
171 IsOpen = false;
172 IsFirstClick = false;
173
174 System.Windows.Forms.ColorDialog colorDialog = new System.Windows.Forms.ColorDialog();
175 if (colorDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
176 {
177 Color = HexConverter(colorDialog.Color);
178 }
179 }
180
181 public override void OnApplyTemplate()
182 {
183 base.OnApplyTemplate();
184
185 SelectContainer = GetTemplateChild("SelectContainer") as Border;
186 }
187
188 private void ColorSelect_Unloaded(object sender, RoutedEventArgs e)
189 {
190 Win32API.UnhookWindowsHookEx(hook);
191 }
192
193 protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e)
194 {
195 base.OnMouseLeftButtonDown(e);
196 }
197
198
199 }
200}