SubmitFormalso checks theValidproperty of the Form, which is an aggregation of all theValidproperties of theCardcontrols that the Form control contains. If a problem occurs, the data isn't submitted, and theErrorandErrorKindproperties of the Form control are set accordingly. ...
Windows Forms DataGridView 和 DataGrid 控件之间的差异 DateTimePicker 控件 Dialog-Box 控件和组件 DomainUpDown 控件 ErrorProvider 组件 FileDialog 类 FlowLayoutPanel 控件 FolderBrowserDialog 组件 FontDialog 组件 GroupBox 控件 HelpProvider 组件 HScrollBar 和 VScrollBar 控件 ...
public bool CommitEdit (System.Windows.Forms.DataGridViewDataErrorContexts context); 參數 context DataGridViewDataErrorContexts DataGridViewDataErrorContexts 值的位元 (Bitwise) 組合,指定可能發生錯誤的內容。 傳回 Boolean 如果已認可變更,則為 true;否則為 false。 例外狀況 Exception 無法認可儲存格值,Data...
How to display error message in forms when submitted? How to display html tags data as html in View? how to display image from folder outside the server How to display json data on razor page? how to display loading screen in mvc at any action How to display manual validation message al...
Windows.Forms Assembly: System.Windows.Forms.dll Source: DataGridView.cs Occurs when the current selection changes. C# Copy public event EventHandler? SelectionChanged; Event Type EventHandler Examples The following code example demonstrates the use of this event. In the example, the form...
Windows.Forms Assembly: System.Windows.Forms.dll Cancels the selection of currently selected cells. Overloads Expand table ClearSelection(Int32, Int32, Boolean) Cancels the selection of all currently selected cells except the one indicated, optionally ensuring that the indicated cell is selected...
如果单元格值验证失败,请将System.Windows.Forms.DataGridViewCellValidatingEventArgs类的Cancel属性设置为true。 这会导致DataGridView控件阻止光标离开单元格。 将行上的ErrorText属性设置为解释性字符串。 这将显示一个带有工具提示的错误图标,其中包含错误文本。 在CellEndEdit事件处理程序中,将行上的ErrorText属性设置为...
How to display error message in forms when submitted? How to display html tags data as html in View? how to display image from folder outside the server How to display json data on razor page? how to display loading screen in mvc at any action How to display manual validation message al...
B. The client goes back to the first tab and submits the form. The ViewStateUserKey property might contain "User B" (because that is what the client's authentication cookie says). However, the __VIEWSTATE field that the client submitted contains "User A." This mismatch causes the f...
B. The client goes back to the first tab and submits the form. The ViewStateUserKey property might contain "User B" (because that is what the client's authentication cookie says). However, the __VIEWSTATE field that the client submitted contains "User A." This mismatch causes the f...