UIPermission.IsSubsetOf メソッド
アセンブリ: mscorlib (mscorlib.dll 内)

Dim instance As UIPermission Dim target As IPermission Dim returnValue As Boolean returnValue = instance.IsSubsetOf(target)
戻り値
現在のアクセス許可が、指定したアクセス許可のサブセットである場合は true。それ以外の場合は false。


現在のアクセス許可で成功したすべての要求が指定したアクセス許可でも成功する場合、その現在のアクセス許可は、その指定したアクセス許可のサブセットです。つまり、指定したアクセス許可には、サブセット内に含まれているアクセス許可が必ず含まれます。IsSubsetOf で true を返すためには、現在のアクセス許可の UIPermissionWindow 値と UIPermissionClipboard 値の両方が、指定したアクセス許可の値以下である必要があります。

詳細については、UIPermission クラスのトピックを参照してください。
' The IsSubsetOf method determines whether the current permission is a ' subset of the specified permission. This demo uses the IsSubsetOf method ' to determine the relationship of two UIPermissionWindow permissions and ' two UIPermissionClipboard permissions. Private Function IsSubsetOfWindowAndClipboardDemo() As Boolean Dim returnValue As Boolean = True Dim ui1, ui2 As UIPermissionWindow Dim cb1, cb2 As UIPermissionClipboard Dim uiIdPerm1, uiIdPerm2 As UIPermission Dim uiGen1 As New UIGenerator() Dim uiGen2 As New UIGenerator() uiGen1.ResetIndex() While uiGen1.CreateUI(ui1, cb1) uiIdPerm1 = New UIPermission(ui1, cb1) uiGen2.ResetIndex() Console.WriteLine("********************************************************" & ControlChars.Lf) While uiGen2.CreateUI(ui2, cb2) uiIdPerm2 = New UIPermission(ui2, cb2) Try If uiIdPerm1.IsSubsetOf(uiIdPerm2) Then Console.WriteLine(uiIdPerm1.Window.ToString() & " and " _ & uiIdPerm1.Clipboard.ToString() & " is a subset of " _ & uiIdPerm2.Window.ToString() & " and " & uiIdPerm2.Clipboard.ToString()) Else Console.WriteLine(uiIdPerm1.Window.ToString() & " and " _ & uiIdPerm1.Clipboard.ToString() & " is not a subset of " _ & uiIdPerm2.Window.ToString() & " and " & uiIdPerm2.Clipboard) End If Catch e As Exception Console.WriteLine("An exception was thrown for subset :" & uiIdPerm1.ToString() _ & ControlChars.Lf & uiIdPerm2.ToString() & ControlChars.Lf & e.ToString()) returnValue = False End Try ContinueWhile2: End While ContinueWhile1: End While Return returnValue End Function 'IsSubsetOfWindowAndClipboardDemo ' Compare two UIPemissionWindow permissions. Private Function IsSubsetOfWindowDemo() As Boolean Dim returnValue As Boolean = True Dim ui1, ui2 As UIPermissionWindow Dim uiIdPerm1, uiIdPerm2 As UIPermission Dim uiGen1 As New UIGenerator() Dim uiGen2 As New UIGenerator() uiGen1.ResetIndex() While uiGen1.CreateUI(ui1) uiIdPerm1 = New UIPermission(ui1) uiGen2.ResetIndex() Console.WriteLine("********************************************************" & ControlChars.Lf) While uiGen2.CreateUI(ui2) uiIdPerm2 = New UIPermission(ui2) Try If uiIdPerm1.IsSubsetOf(uiIdPerm2) Then Console.WriteLine(uiIdPerm1.Window.ToString() & " is a subset of " _ & uiIdPerm2.Window.ToString()) Else Console.WriteLine(uiIdPerm1.Window.ToString() & " is not a subset of " _ & uiIdPerm2.Window.ToString()) End If Catch e As Exception Console.WriteLine(("An exception was thrown for subset :" & uiIdPerm1.ToString() _ & ControlChars.Lf & uiIdPerm2.ToString() & ControlChars.Lf & e.ToString())) returnValue = False End Try ContinueWhile2: End While ContinueWhile1: End While Return returnValue End Function 'IsSubsetOfWindowDemo ' Compare two UIPermissionClipboard permissions. Private Function IsSubsetOfClipboardDemo() As Boolean Dim returnValue As Boolean = True Dim cb1, cb2 As UIPermissionClipboard Dim uiIdPerm1, uiIdPerm2 As UIPermission Dim uiGen1 As New UIGenerator() Dim uiGen2 As New UIGenerator() uiGen1.ResetIndex() While uiGen1.CreateUI(cb1) uiIdPerm1 = New UIPermission(cb1) uiGen2.ResetIndex() Console.WriteLine("********************************************************" & ControlChars.Lf) While uiGen2.CreateUI(cb2) uiIdPerm2 = New UIPermission(cb2) Try If uiIdPerm1.IsSubsetOf(uiIdPerm2) Then Console.WriteLine(uiIdPerm1.Clipboard.ToString() & " is a subset of " _ & uiIdPerm2.Clipboard.ToString()) Else Console.WriteLine(uiIdPerm1.Clipboard.ToString() & " is not a subset of " _ & uiIdPerm2.Clipboard.ToString()) End If Catch e As Exception Console.WriteLine("An exception was thrown for subset :" _ & uiIdPerm1.ToString() & ControlChars.Lf & uiIdPerm2.ToString() _ & ControlChars.Lf & e.ToString()) returnValue = False End Try ContinueWhile2: End While ContinueWhile1: End While Return returnValue End Function 'IsSubsetOfClipboardDemo
// The IsSubsetOf method determines whether the current permission is a // subset of the specified permission. This demo uses the IsSubsetOf // method to determine the relationship of two UIPermissionWindow // permissions and two UIPermissionClipboard permissions. private bool IsSubsetOfWindowAndClipboardDemo() { bool returnValue = true; UIPermissionWindow ui1, ui2; UIPermissionClipboard cb1, cb2; UIPermission uiIdPerm1, uiIdPerm2; UIGenerator uiGen1 = new UIGenerator(); UIGenerator uiGen2 = new UIGenerator(); uiGen1.ResetIndex(); while (uiGen1.CreateUI( out ui1, out cb1)) { uiIdPerm1 = new UIPermission(ui1, cb1); uiGen2.ResetIndex(); Console.WriteLine("********************************************************\n"); while (uiGen2.CreateUI(out ui2, out cb2)) { uiIdPerm2 = new UIPermission(ui2, cb2); try { if (uiIdPerm1.IsSubsetOf(uiIdPerm2)) { Console.WriteLine(uiIdPerm1.Window + " and " + uiIdPerm1.Clipboard + " is a subset of " + uiIdPerm2.Window + " and " + uiIdPerm2.Clipboard); } else { Console.WriteLine(uiIdPerm1.Window + " and " + uiIdPerm1.Clipboard + " is not a subset of " + uiIdPerm2.Window + " and " + uiIdPerm2.Clipboard); } } catch (Exception e) { Console.WriteLine("An exception was thrown for subset :" + uiIdPerm1 + "\n" + uiIdPerm2 + "\n" + e); returnValue = false; } } } return returnValue; } // Compare two UIPemissionWindow permissions. private bool IsSubsetOfWindowDemo() { bool returnValue = true; UIPermissionWindow ui1, ui2; UIPermission uiIdPerm1, uiIdPerm2; UIGenerator uiGen1 = new UIGenerator(); UIGenerator uiGen2 = new UIGenerator(); uiGen1.ResetIndex(); while (uiGen1.CreateUI(out ui1)) { uiIdPerm1 = new UIPermission(ui1); uiGen2.ResetIndex(); Console.WriteLine("********************************************************\n"); while (uiGen2.CreateUI(out ui2)) { uiIdPerm2 = new UIPermission(ui2); try { if (uiIdPerm1.IsSubsetOf(uiIdPerm2)) { Console.WriteLine(uiIdPerm1.Window + " is a subset of " + uiIdPerm2.Window); } else { Console.WriteLine(uiIdPerm1.Window + " is not a subset of " + uiIdPerm2.Window); } } catch (Exception e) { Console.WriteLine("An exception was thrown for subset :" + uiIdPerm1 + "\n" + uiIdPerm2 + "\n" + e); returnValue = false; } } } return returnValue; } // Compare two UIPermissionClipboard permissions. private bool IsSubsetOfClipboardDemo() { bool returnValue = true; UIPermissionClipboard cb1, cb2; UIPermission uiIdPerm1, uiIdPerm2; UIGenerator uiGen1 = new UIGenerator(); UIGenerator uiGen2 = new UIGenerator(); uiGen1.ResetIndex(); while (uiGen1.CreateUI(out cb1)) { uiIdPerm1 = new UIPermission(cb1); uiGen2.ResetIndex(); Console.WriteLine("********************************************************\n"); while (uiGen2.CreateUI(out cb2)) { uiIdPerm2 = new UIPermission(cb2); try { if (uiIdPerm1.IsSubsetOf(uiIdPerm2)) { Console.WriteLine(uiIdPerm1.Clipboard + " is a subset of " + uiIdPerm2.Clipboard); } else { Console.WriteLine(uiIdPerm1.Clipboard + " is not a subset of " + uiIdPerm2.Clipboard); } } catch (Exception e) { Console.WriteLine("An exception was thrown for subset :" + uiIdPerm1 + "\n" + uiIdPerm2 + "\n" + e); returnValue = false; } } } return returnValue; }
// The IsSubsetOf method determines whether the current permission is a // subset of the specified permission. This demo uses the IsSubsetOf // method to determine the relationship of two UIPermissionWindow // permissions and two UIPermissionClipboard permissions. bool IsSubsetOfWindowAndClipboardDemo() { bool returnValue = true; UIPermissionWindow ui1; UIPermissionWindow ui2; UIPermissionClipboard cb1; UIPermissionClipboard cb2; UIPermission^ uiIdPerm1; UIPermission^ uiIdPerm2; UIGenerator^ uiGen1 = gcnew UIGenerator; UIGenerator^ uiGen2 = gcnew UIGenerator; uiGen1->ResetIndex(); while ( uiGen1->CreateUI( &ui1, &cb1 ) ) { uiIdPerm1 = gcnew UIPermission( ui1, cb1 ); uiGen2->ResetIndex(); Console::WriteLine( "********************************************************\n" ); while ( uiGen2->CreateUI( &ui2, &cb2 ) ) { uiIdPerm2 = gcnew UIPermission( ui2, cb2 ); try { if ( uiIdPerm1->IsSubsetOf( uiIdPerm2 ) ) { Console::WriteLine( "{0} and {1} is a subset of {2} and {3}", uiIdPerm1->Window, uiIdPerm1->Clipboard, uiIdPerm2->Window, uiIdPerm2->Clipboard ); } else { Console::WriteLine( "{0} and {1} is not a subset of {2} and {3}", uiIdPerm1->Window, uiIdPerm1->Clipboard, uiIdPerm2->Window, uiIdPerm2->Clipboard ); } } catch ( Exception^ e ) { Console::WriteLine( "An exception was thrown for subset :{0}\n{1}\n{2}", uiIdPerm1, uiIdPerm2, e ); returnValue = false; } } } return returnValue; } // Compare two UIPemissionWindow permissions. bool IsSubsetOfWindowDemo() { bool returnValue = true; UIPermissionWindow ui1; UIPermissionWindow ui2; UIPermission^ uiIdPerm1; UIPermission^ uiIdPerm2; UIGenerator^ uiGen1 = gcnew UIGenerator; UIGenerator^ uiGen2 = gcnew UIGenerator; uiGen1->ResetIndex(); while ( uiGen1->CreateUI( &ui1 ) ) { uiIdPerm1 = gcnew UIPermission( ui1 ); uiGen2->ResetIndex(); Console::WriteLine( "********************************************************\n" ); while ( uiGen2->CreateUI( &ui2 ) ) { uiIdPerm2 = gcnew UIPermission( ui2 ); try { if ( uiIdPerm1->IsSubsetOf( uiIdPerm2 ) ) { Console::WriteLine( "{0} is a subset of {1}", uiIdPerm1->Window, uiIdPerm2->Window ); } else { Console::WriteLine( "{0} is not a subset of {1}", uiIdPerm1->Window, uiIdPerm2->Window ); } } catch ( Exception^ e ) { Console::WriteLine( "An exception was thrown for subset :{0}\n{1}\n{2}", uiIdPerm1, uiIdPerm2, e ); returnValue = false; } } } return returnValue; } // Compare two UIPermissionClipboard permissions. bool IsSubsetOfClipboardDemo() { bool returnValue = true; UIPermissionClipboard cb1; UIPermissionClipboard cb2; UIPermission^ uiIdPerm1; UIPermission^ uiIdPerm2; UIGenerator^ uiGen1 = gcnew UIGenerator; UIGenerator^ uiGen2 = gcnew UIGenerator; uiGen1->ResetIndex(); while ( uiGen1->CreateUI( &cb1 ) ) { uiIdPerm1 = gcnew UIPermission( cb1 ); uiGen2->ResetIndex(); Console::WriteLine( "********************************************************\n" ); while ( uiGen2->CreateUI( &cb2 ) ) { uiIdPerm2 = gcnew UIPermission( cb2 ); try { if ( uiIdPerm1->IsSubsetOf( uiIdPerm2 ) ) { Console::WriteLine( "{0} is a subset of {1}", uiIdPerm1->Clipboard, uiIdPerm2->Clipboard ); } else { Console::WriteLine( "{0} is not a subset of {1}", uiIdPerm1->Clipboard, uiIdPerm2->Clipboard ); } } catch ( Exception^ e ) { Console::WriteLine( "An exception was thrown for subset :{0}\n{1}\n{2}", uiIdPerm1, uiIdPerm2, e ); returnValue = false; } } } return returnValue; }
// The IsSubsetOf method determines whether the current permission is // a subset of the specified permission. // This demo uses the IsSubsetOf method to determine the relationship // of two UIPermissionWindow permissions and two UIPermissionClipboard // permissions. private boolean IsSubsetOfWindowAndClipboardDemo() { boolean returnValue = true; UIPermissionWindow ui1[] = new UIPermissionWindow[1]; UIPermissionWindow ui2[] = new UIPermissionWindow[1]; UIPermissionClipboard cb1[] = new UIPermissionClipboard[1]; UIPermissionClipboard cb2[] = new UIPermissionClipboard[1]; UIPermission uiIdPerm1[] = new UIPermission[1]; UIPermission uiIdPerm2[] = new UIPermission[1]; UIGenerator uiGen1 = new UIGenerator(); UIGenerator uiGen2 = new UIGenerator(); uiGen1.ResetIndex(); while (uiGen1.CreateUI(uiIdPerm1, ui1, cb1)) { if (uiIdPerm1[0] == null) { continue; } uiGen2.ResetIndex(); Console.WriteLine("**************************************" + "******************\n"); while (uiGen2.CreateUI(uiIdPerm2, ui2, cb2)) { if (uiIdPerm2[0] == null) { continue; } try { if (uiIdPerm1[0].IsSubsetOf(uiIdPerm2[0])) { Console.WriteLine((uiIdPerm1[0].get_Window() + " and " + uiIdPerm1[0].get_Clipboard() + " is a subset of " + uiIdPerm2[0].get_Window() + " and " + uiIdPerm2[0].get_Clipboard())); } else { Console.WriteLine((uiIdPerm1[0].get_Window() + " and " + uiIdPerm1[0].get_Clipboard() + " is not a subset of " + uiIdPerm2[0].get_Window() + " and " + uiIdPerm2[0].get_Clipboard())); } } catch (System.Exception e) { Console.WriteLine(("An exception was " + "thrown for subset :" + uiIdPerm1[0] + "\n" + uiIdPerm2[0] + "\n" + e)); returnValue = false; } } } return returnValue; } //IsSubsetOfWindowAndClipboardDemo // Compare two UIPemissionWindow permissions. private boolean IsSubsetOfWindowDemo() { boolean returnValue = true; UIPermissionWindow ui1[] = new UIPermissionWindow[1]; UIPermissionWindow ui2[] = new UIPermissionWindow[1]; UIPermission uiIdPerm1[] = new UIPermission[1]; UIPermission uiIdPerm2[] = new UIPermission[1]; UIGenerator uiGen1 = new UIGenerator(); UIGenerator uiGen2 = new UIGenerator(); uiGen1.ResetIndex(); while (uiGen1.CreateUI(uiIdPerm1, ui1)) { if (uiIdPerm1[0] == null) { continue; } uiGen2.ResetIndex(); Console.WriteLine("********************************" + "************************\n"); while (uiGen2.CreateUI(uiIdPerm2, ui2)) { if (uiIdPerm2[0] == null) { continue; } try { if (uiIdPerm1[0].IsSubsetOf(uiIdPerm2[0])) { Console.WriteLine((uiIdPerm1[0].get_Window() + " is a subset of " + uiIdPerm2[0].get_Window())); } else { Console.WriteLine((uiIdPerm1[0].get_Window() + " is not a subset of " + uiIdPerm2[0].get_Window())); } } catch (System.Exception e) { Console.WriteLine(("An exception was " + "thrown for subset :" + uiIdPerm1[0] + "\n" + uiIdPerm2[0] + "\n" + e)); returnValue = false; } } } return returnValue; } //IsSubsetOfWindowDemo // Compare two UIPermissionClipboard permissions. private boolean IsSubsetOfClipboardDemo() { boolean returnValue = true; UIPermissionClipboard cb1[] = new UIPermissionClipboard[1]; UIPermissionClipboard cb2[] = new UIPermissionClipboard[1]; UIPermission uiIdPerm1[] = new UIPermission[1]; UIPermission uiIdPerm2[] = new UIPermission[1]; UIGenerator uiGen1 = new UIGenerator(); UIGenerator uiGen2 = new UIGenerator(); uiGen1.ResetIndex(); while (uiGen1.CreateUI(uiIdPerm1, cb1)) { if (uiIdPerm1[0] == null) { continue; } uiGen2.ResetIndex(); Console.WriteLine("********************************" + "************************\n"); while (uiGen2.CreateUI(uiIdPerm2, cb2)) { if (uiIdPerm2[0] == null) { continue; } try { if (uiIdPerm1[0].IsSubsetOf(uiIdPerm2[0])) { Console.WriteLine((uiIdPerm1[0].get_Clipboard() + " is a subset of " + uiIdPerm2[0].get_Clipboard())); } else { Console.WriteLine((uiIdPerm1[0].get_Clipboard() + " is not a subset of " + uiIdPerm2[0].get_Clipboard())); } } catch (System.Exception e) { Console.WriteLine(("An exception was thrown " + "for subset :" + uiIdPerm1[0] + "\n" + uiIdPerm2[0] + "\n" + e)); returnValue = false; } } } return returnValue; } //IsSubsetOfClipboardDemo

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
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