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fix(drag-drop): IDM 拖拽问题 #2711

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fix(drag-drop): IDM 拖拽问题 #2711

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0d1eb25
fix: IDM Drop
RyogiMutsuki Apr 15, 2026
15e37ad
fix: Invalid method
RyogiMutsuki Apr 15, 2026
aa435b2
chore: Use TryCast
RyogiMutsuki Apr 15, 2026
3a503de
chore: set PrevData
RyogiMutsuki Apr 15, 2026
18f7a4d
chore: Add Path check
RyogiMutsuki Apr 15, 2026
6b4d141
fix: incorrect code
RyogiMutsuki Apr 15, 2026
2695d24
chore: modify handle
RyogiMutsuki Apr 15, 2026
635b621
fix: add System.IO ref
RyogiMutsuki Apr 15, 2026
ec96381
fix: incorrect method
RyogiMutsuki Apr 15, 2026
0ae736b
fix: remove File.Exist check
RyogiMutsuki Apr 15, 2026
4a1c32c
fix: handler behavior
RyogiMutsuki Apr 15, 2026
c673538
fix: drag status update
RyogiMutsuki Apr 15, 2026
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25 changes: 16 additions & 9 deletions Plain Craft Launcher 2/FormMain.xaml.vb
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
Imports System.ComponentModel
Imports System.IO
Imports System.Runtime.InteropServices
Imports System.Windows.Interop
Imports System.Windows.Media.Effects
Expand Down Expand Up @@ -740,22 +741,27 @@ Public Class FormMain
e.Effects = PrevEffects
Return
End If
PrevData = e.Data
'确定拖放效果
e.Effects = DragDropEffects.None
If e.Data.GetDataPresent(DataFormats.Text) Then
Dim Str As String = e.Data.GetData(DataFormats.Text)
If e.Data.GetDataPresent(DataFormats.FileDrop) Then
Dim Files As String() = e.Data.GetData(DataFormats.FileDrop)
If Files IsNot Nothing AndAlso Files.Length > 0 Then
e.Effects = DragDropEffects.Link
End If
ElseIf e.Data.GetDataPresent(DataFormats.Text) Then
Dim Str As String = TryCast(e.Data.GetData(DataFormats.Text), String)
If Str Is Nothing Then
Return
End If
If Str.StartsWithF("authlib-injector:yggdrasil-server:") Then
e.Effects = DragDropEffects.Copy
ElseIf Str.StartsWithF("file:///") Then
e.Effects = DragDropEffects.Copy
End If
ElseIf e.Data.GetDataPresent(DataFormats.FileDrop) Then
Dim Files As String() = e.Data.GetData(DataFormats.FileDrop)
If Files IsNot Nothing AndAlso Files.Length > 0 Then
e.Effects = DragDropEffects.Link
ElseIf Path.IsPathRooted(Str) Then
e.Effects = DragDropEffects.Copy
End If
End If
PrevData = e.Data
PrevEffects = e.Effects
Log("[System] 设置拖放类型：" & GetStringFromEnum(e.Effects))
Catch ex As Exception
Expand All @@ -767,7 +773,8 @@ Public Class FormMain
If e.Data.GetDataPresent(DataFormats.Text) Then
'获取文本
Try
Dim Str As String = e.Data.GetData(DataFormats.Text)
Dim Str As String = TryCast(e.Data.GetData(DataFormats.Text), String)
If Str Is Nothing Then Return
Log("[System] 接受文本拖拽：" & Str)
If Str.StartsWithF("authlib-injector:yggdrasil-server:") Then
'Authlib 拖拽
Expand Down
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