[340] | 1 | Namespace DelegateTest
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| 2 |
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[491] | 3 | Class StringEx
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| 4 | Inherits String
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| 5 | Public
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| 6 | Sub StringEx( str As String )
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| 7 | String( str )
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| 8 | End Sub
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| 9 | End Class
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| 10 |
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[340] | 11 | Delegate Sub Callback1()
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| 12 | Delegate Function Callback2() As Long
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| 13 | Delegate Sub Callback3( a As Long )
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[491] | 14 | Delegate Sub Callback4( a As StringEx )
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[342] | 15 | Delegate Function Callback7( str As String ) As String
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[340] | 16 |
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| 17 | Class TestClass
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| 18 | proc1Flag As Boolean
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| 19 | proc2Flag As Boolean
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| 20 | proc3Flag As Boolean
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| 21 | proc4Flag As Boolean
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| 22 | proc5Flag As Boolean
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| 23 | proc6Flag As Boolean
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[352] | 24 | proc8Flag As Boolean
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[340] | 25 |
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| 26 | Static staticProc1Flag = False As Boolean
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| 27 |
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| 28 | Public
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| 29 | Sub TestClass()
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| 30 | ClearFlags()
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| 31 | End Sub
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| 32 |
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| 33 | Sub ClearFlags()
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| 34 | proc1Flag = False
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| 35 | proc2Flag = False
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| 36 | proc3Flag = False
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| 37 | proc4Flag = False
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| 38 | proc5Flag = False
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| 39 | proc6Flag = False
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[352] | 40 | proc8Flag = True
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[340] | 41 | End Sub
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| 42 | Function CheckFlags() As Boolean
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[352] | 43 | Return proc1Flag and proc2Flag and proc3Flag and proc4Flag and proc5Flag and proc6Flag and proc8Flag
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[340] | 44 | End Function
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| 45 |
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| 46 | Sub Proc1()
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| 47 | proc1Flag = True
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| 48 | End Sub
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| 49 |
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[343] | 50 | Function Proc2() As Long
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[340] | 51 | proc2Flag = True
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[343] | 52 | End Function
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[340] | 53 |
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| 54 | Sub Proc3or4( a As Long )
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| 55 | proc3Flag = (a=100)
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| 56 | End Sub
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| 57 |
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| 58 | Sub Proc3or4( a As String )
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| 59 | proc4Flag = (a="Proc4 calling")
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| 60 | End Sub
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| 61 |
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| 62 | Sub Proc5( a As String )
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| 63 | proc5Flag = (a="Proc4 calling")
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| 64 | End Sub
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| 65 |
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| 66 | Sub Proc6( a As String )
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| 67 | proc6Flag = (a="Proc4 calling")
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| 68 | End Sub
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| 69 |
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[491] | 70 | Static Function Proc7( str As String ) As StringEx
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| 71 | Return New StringEx( "Proc7 result[" + str + "]" )
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[340] | 72 | End Function
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[352] | 73 |
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| 74 | Sub Proc8( a As String )
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| 75 | proc8Flag = False
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| 76 | End Sub
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[340] | 77 | End Class
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| 78 |
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| 79 | Sub TestMain()
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| 80 | Dim testObj As TestClass
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| 81 | Dim dg1 = New Callback1( AddressOf(testObj.Proc1) )
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| 82 | Dim dg2 = New Callback2( AddressOf(testObj.Proc2) )
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| 83 | Dim dg3 = New Callback3( AddressOf(testObj.Proc3or4) )
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| 84 | Dim dg4 = New Callback4( AddressOf(testObj.Proc3or4) )
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| 85 | dg4 += AddressOf(testObj.Proc5)
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| 86 | dg4 += AddressOf(testObj.Proc6)
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[352] | 87 | dg4 += AddressOf(testObj.Proc8)
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| 88 | dg4 -= AddressOf(testObj.Proc8)
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[340] | 89 |
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| 90 | dg1()
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| 91 | dg2()
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| 92 | dg3( 100 )
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[491] | 93 | dg4( New StringEx( "Proc4 calling" ) ) ' 反変引数サポートのテスト
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[340] | 94 |
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| 95 | UnitTest( "Delegate1", testObj.CheckFlags() )
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[342] | 96 |
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[491] | 97 | Dim dg7 = New Callback7( AddressOf(TestClass.Proc7) ) ' 共変戻り値サポートのテスト
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[342] | 98 | UnitTest( "Delegate2", dg7( "test value" ) = "Proc7 result[test value]" )
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| 99 |
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[340] | 100 | End Sub
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| 101 |
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| 102 | End Namespace
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| 103 |
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| 104 | DelegateTest.TestMain()
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