From 34da3489b5365921fc00296934cc3ff496546e50 Mon Sep 17 00:00:00 2001
From: rabbitism <popmessiah@hotmail.com>
Date: Sat, 25 Feb 2023 13:59:56 +0800
Subject: [PATCH] feat: add copy paste hotkey support.

---
 src/Ursa/Controls/IPv4Box.cs | 33 ++++++++++++++++++++++++++++++---
 1 file changed, 30 insertions(+), 3 deletions(-)

diff --git a/src/Ursa/Controls/IPv4Box.cs b/src/Ursa/Controls/IPv4Box.cs
index 536f5b2..a93e044 100644
--- a/src/Ursa/Controls/IPv4Box.cs
+++ b/src/Ursa/Controls/IPv4Box.cs
@@ -125,7 +125,8 @@ public class IPv4Box: TemplatedControl
         if (e.Key == Key.Enter)
         {
             ParseBytes(ShowLeadingZero);
-            SetIPAddress();
+            SetIPAddressInternal();
+            base.OnKeyDown(e);
             return;
         }
         if (Match(keymap.SelectAll))
@@ -134,6 +135,14 @@ public class IPv4Box: TemplatedControl
             _currentActivePresenter.SelectionEnd = _currentActivePresenter.Text?.Length ?? 0;
             return;
         }
+        else if (Match(keymap.Copy))
+        {
+            OnCopy();
+        }
+        else if (Match(keymap.Paste))
+        {
+            OnPaste();
+        }
         if (e.Key == Key.Tab)
         {
             _currentActivePresenter?.HideCaret();
@@ -268,7 +277,7 @@ public class IPv4Box: TemplatedControl
         }
         _currentActivePresenter = null;
         ParseBytes(ShowLeadingZero);
-        SetIPAddress();
+        SetIPAddressInternal();
     }
     
     protected override void OnGotFocus(GotFocusEventArgs e)
@@ -372,7 +381,7 @@ public class IPv4Box: TemplatedControl
         IPAddress = null;
     }
     
-    private void SetIPAddress()
+    private void SetIPAddressInternal()
     {
         if (_firstByte is null && _secondByte is null && _thirdByte is null && _fourthByte is null)
         {
@@ -477,6 +486,24 @@ public class IPv4Box: TemplatedControl
             _currentActivePresenter.CaretIndex--;
         }
     }
+
+    public async void OnCopy()
+    {
+        string s = string.Join(".", _firstText?.Text, _secondText?.Text, _thirdText?.Text, _fourthText?.Text);
+        IClipboard? clipboard = AvaloniaLocator.Current.GetService<IClipboard>();
+        clipboard?.SetTextAsync(s);
+    }
+
+    public async void OnPaste()
+    {
+        IClipboard? clipboard = AvaloniaLocator.Current.GetService<IClipboard>();
+        if (clipboard is null) return;
+        string? s = await clipboard.GetTextAsync();
+        if (IPAddress.TryParse(s, out var address))
+        {
+            IPAddress = address;
+        }
+    }
 }
 
 public static class TextPresenterHelper