Syntax
| Visual Basic (Declaration) | |
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<SRDescriptionAttribute("Occurs when an Accessibility client invokes Help for the control.")> <SRCategoryAttribute("Behavior")> Public Event QueryAccessibilityHelp As QueryAccessibilityHelpEventHandler |
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| Visual Basic (Usage) |  Copy Code
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Dim instance As CredentialsDialog Dim handler As QueryAccessibilityHelpEventHandler AddHandler instance.QueryAccessibilityHelp, handler |
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| C# | |
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[SRDescription("Occurs when an Accessibility client invokes Help for the control.")] [SRCategory("Behavior")] public event QueryAccessibilityHelpEventHandler QueryAccessibilityHelp |
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| C++/CLI | |
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[SRDescription("Occurs when an Accessibility client invokes Help for the control.")] [SRCategory("Behavior")] public: event QueryAccessibilityHelpEventHandler^ QueryAccessibilityHelp |
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Event Data
The event handler receives an argument of type QueryAccessibilityHelpEventArgs containing data related to this event. The following QueryAccessibilityHelpEventArgs properties provide information specific to this event.
| Property | Description |
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| HelpKeyword | Gets or sets the Help keyword for the specified control. |
| HelpNamespace | Gets or sets a value specifying the name of the Help file. |
| HelpString | Gets or sets the string defining what Help to get for the System.Windows.Forms.AccessibleObject. |
Requirements
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2