2012-04-02 87 views
4

我有一个单一的DataGridView的形式。 DGV绑定到DataTable并在表单加载大约32,000条记录时填充。DataGridView滚动条抛出ArgumentOutOfRange异常

如果用户拖动滚动条并释放鼠标按钮,当鼠标光标位于滚动条底部的向下箭头时,我将得到下面列出的例外。

如果在屏幕底部等任何其他位置释放鼠标按钮,则在状态栏中的时钟上不会抛出异常。然后,您可以点击最后一个记录并向上滚动。另外,如果您一直向下拖动滚动条,请在“安全”区域释放鼠标按钮,然后您可以再次滚动并释放向下箭头上的按钮,并且不会抛出异常。

解决方案中的所有DataGridView都设置了相同的参数。我有其他DGV的相同或更多的记录,他们不这样做。

关于滚动条最大值微软表示:“最大值只能以编程方式达到,通过用户在运行时的交互,滚动条的值不能达到最大值。

我没有操纵代码中的任何滚动条值。

我找不到任何关于此的任何内容。我希望有人能指出我正确的方向来解决这个问题。

System.ArgumentOutOfRangeException was unhandled Message=Value of 
'2612103' is not valid for 'Value'. 'Value' should be between 
'minimum' and 'maximum'. Parameter name: Value 
Source=System.Windows.Forms ParamName=Value StackTrace: 
     at System.Windows.Forms.ScrollBar.set_Value(Int32 value) 
     at System.Windows.Forms.ScrollBar.DoScroll(ScrollEventType type) 
     at System.Windows.Forms.ScrollBar.WmReflectScroll(Message& m) 
     at System.Windows.Forms.ScrollBar.WndProc(Message& m) 
     at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m) 
     at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m) 
     at System.Windows.Forms.NativeWindow.DebuggableCallback(IntPtr hWnd, Int32 msg, IntPtr aram, IntPtr lparam)  at System.Windows.Forms.UnsafeNativeMethods.SendMessage(HandleRef hWnd, 
Int32 msg, IntPtr wParam, IntPtr lParam) 
     at System.Windows.Forms.Control.SendMessage(Int32 msg, IntPtr wparam, IntPtr lparam) 
     at System.Windows.Forms.Control.ReflectMessageInternal(IntPtr hWnd, Message& m) 
     at System.Windows.Forms.Control.WndProc(Message& m) 
     at System.Windows.Forms.DataGridView.WndProc(Message& m) 
     at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m) 
     at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m) 
     at System.Windows.Forms.NativeWindow.DebuggableCallback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam) 
     at System.Windows.Forms.UnsafeNativeMethods.CallWindowProc(IntPtr 
wndProc, IntPtr hWnd, Int32 msg, IntPtr wParam, IntPtr lParam) 
     at System.Windows.Forms.NativeWindow.DefWndProc(Message& m) 
     at System.Windows.Forms.Control.DefWndProc(Message& m) 
     at System.Windows.Forms.Control.WmMouseDown(Message& m, MouseButtons button, Int32 clicks) 
     at System.Windows.Forms.Control.WndProc(Message& m) 
     at System.Windows.Forms.ScrollBar.WndProc(Message& m) 
     at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m) 
     at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m) 
     at System.Windows.Forms.NativeWindow.DebuggableCallback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam) 
     at System.Windows.Forms.UnsafeNativeMethods.DispatchMessageW(MSG& msg) 
     at System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(IntPtr 
dwComponentID, Int32 reason, Int32 pvLoopData) 
     at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 
reason, ApplicationContext context) 
     at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 
reason, ApplicationContext context) 
     at System.Windows.Forms.Application.Run(Form mainForm) 
     at VWBSMS.Program.Main() in C:\Documents and Settings\courtp\My Documents\Development\C++_DLL_Projects\VWBSMS\VWBSMS\MDIForms\Program.cs:line 
21 
     at System.AppDomain._nExecuteAssembly(RuntimeAssembly assembly, String[] args) 
     at System.AppDomain.nExecuteAssembly(RuntimeAssembly assembly, String[] args) 
     at System.Runtime.Hosting.ManifestRunner.Run(Boolean checkAptModel) 
     at System.Runtime.Hosting.ManifestRunner.ExecuteAsAssembly() 
     at System.Runtime.Hosting.ApplicationActivator.CreateInstance(ActivationContext 
activationContext, String[] activationCustomData) 
     at System.Runtime.Hosting.ApplicationActivator.CreateInstance(ActivationContext 
activationContext) 
     at System.Activator.CreateInstance(ActivationContext activationContext) 
     at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssemblyDebugInZone() 
     at System.Threading.ThreadHelper.ThreadStart_Context(Object state) 
     at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean 
ignoreSyncCtx) 
     at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state) 
     at System.Threading.ThreadHelper.ThreadStart() InnerException: 

网格视图

this.dtGrid.AllowUserToAddRows = false; 
    this.dtGrid.AllowUserToDeleteRows = false; 
    this.dtGrid.AutoGenerateColumns = false; 
    this.dtGrid.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize; 
    this.dtGrid.Columns.AddRange(new System.Windows.Forms.DataGridViewColumn[] { 
    this.idCol, 
    this.lineColumn, 
    this.lineCol, 
    this.eqpCol, 
    this.minColumn, 
    this.eqptColumn, 
    this.rpNameCol, 
    this.malCol, 
    this.solutionColumn, 
    this.ltColumn, 
    this.faultColumn, 
    this.originatorCol, 
    this.dateCol, 
    this.timeDownCol, 
    this.dateUpCol, 
    this.timeUpCol, 
    this.T2ID, 
    this.T1ID, 
    this.threeCodeCol, 
    this.respCol}); 
    this.dtGrid.ContextMenuStrip = this.gvContextMenut; 
    this.dtGrid.DataSource = this.dTMPNewBindingSource; 
    this.dtGrid.Dock = System.Windows.Forms.DockStyle.Fill; 
    this.dtGrid.Location = new System.Drawing.Point(0, 0); 
    this.dtGrid.Name = "dtGrid"; 
    this.dtGrid.ReadOnly = true; 
    this.dtGrid.SelectionMode = System.Windows.Forms.DataGridViewSelectionMode.FullRowSelect; 
    this.dtGrid.Size = new System.Drawing.Size(980, 360); 
    this.dtGrid.TabIndex = 115; 

基类格式,所有的GridView的传递。

 dgvA.AllowUserToAddRows = false; 
     dgvA.AllowUserToDeleteRows = false; 
     dgvA.AllowUserToOrderColumns = true; 
     dgvA.AllowUserToResizeColumns = true; 
     dgvA.AllowUserToResizeRows = false; 
     dgvA.RightToLeft = System.Windows.Forms.RightToLeft.No; 
     dgvA.AutoSizeRowsMode = DataGridViewAutoSizeRowsMode.DisplayedCellsExceptHeaders; 

     // Main Grid Settings 
     dgvA.BackgroundColor = SystemColors.Control; 
     dgvA.BorderStyle = BorderStyle.None; 
     dgvA.GridColor = SystemColors.ActiveBorder; 
    // ************* Column Headers ********************** 
      // General Settings 
      dgvA.ColumnHeadersBorderStyle = DataGridViewHeaderBorderStyle.Raised; 
      dgvA.ColumnHeadersHeight = 20; // Based on a Tahoma font of 9 
      dgvA.ColumnHeadersVisible = true; 
      dgvA.Cursor = Cursors.Default; 
      dgvA.EnableHeadersVisualStyles = true; 


      // Column Headers Default Cell Style 
      dgvA.ColumnHeadersDefaultCellStyle.Alignment =    DataGridViewContentAlignment.MiddleCenter; 
      dgvA.ColumnHeadersDefaultCellStyle.BackColor = SystemColors.Control; 
      dgvA.ColumnHeadersDefaultCellStyle.ForeColor = SystemColors.WindowText; 
      dgvA.ColumnHeadersDefaultCellStyle.SelectionBackColor = SystemColors.MenuHighlight; 
      dgvA.ColumnHeadersDefaultCellStyle.SelectionForeColor = SystemColors.HighlightText; 
      // ********************** ROWS ************************ 
      // Alternating Rows Default Cell Style 
      dgvA.AlternatingRowsDefaultCellStyle.BackColor = SystemColors.Info; 
      dgvA.AlternatingRowsDefaultCellStyle.ForeColor = SystemColors.WindowText; 


      // Row Headers 
      dgvA.RowHeadersBorderStyle = DataGridViewHeaderBorderStyle.Raised; 
      dgvA.RowHeadersDefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleLeft; 
      dgvA.RowHeadersDefaultCellStyle.BackColor = SystemColors.Control; 
      dgvA.RowHeadersDefaultCellStyle.ForeColor = SystemColors.WindowText; 
      dgvA.RowHeadersDefaultCellStyle.SelectionBackColor = SystemColors.Highlight; 
      dgvA.RowHeadersDefaultCellStyle.SelectionForeColor = SystemColors.HighlightText; 
      dgvA.RowHeadersVisible = false; 

      // ************* Default Cell Style ****************** 
      dgvA.DefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleCenter; 
      dgvA.DefaultCellStyle.BackColor = SystemColors.Window; 
      dgvA.DefaultCellStyle.ForeColor = SystemColors.WindowText; 
      dgvA.DefaultCellStyle.SelectionBackColor = SystemColors.Highlight; 
      dgvA.DefaultCellStyle.SelectionForeColor = SystemColors.HighlightText; 
      dgvA.DefaultCellStyle.WrapMode = DataGridViewTriState.True; 

被设置在这里的构造

base.gridThemeSet(dtGrid); 

    DataGridViewCellStyle myStyle = new DataGridViewCellStyle(); 

    myStyle.Alignment = DataGridViewContentAlignment.MiddleLeft; 


    malCol.DefaultCellStyle = myStyle; 
+0

我有一种感觉,我们需要查看一些代码来进行诊断。 – deutschZuid 2012-04-03 02:13:02

+0

更新:我通过更改数据网格所在的面板的大小并将其从表单的边缘移开来掩盖了问题。 @詹姆士。我不知道要添加什么代码。我不认为问题出现在DGV的代码中,其全部生成。你想看什么代码? – Kassabba 2012-04-03 11:32:19

+0

添加了gridview构造和格式化代码。我有几个人看这个,我们不能提出一个解决方案,而不是调整格式的格式相关的形式。这个问题违反了例外规则“滚动条在运行时不能达到通过用户交互其最大价值的价值”,所以我不认为它在C#代码,我可能是错的,但由于我们到现在还没有能够弄清楚。 – Kassabba 2012-04-11 12:04:52

回答

1

dataGridView.PerformLayout();通常可以解决这个问题,但如果它不起作用,只要确保在dataGrid中的列的插入和删除在它处于活动状态(启用)时完成,并且它将自行正确刷新。

0

我在向下滚动时发生了同样的错误消息,但有一些麻烦来修复它。

最后问题是我有一个数据库表通过数据表绑定到数据网格,数据库表有一个列varchar(30),我在这个列的单元格中编程编写了一些字符串。这些字符串的长度最多为50.

有趣的是,错误发生在滚动上,而不是当我更改数据表的值。该消息也没有提供有用的信息。

所以对于其他人得到这个错误:检查你的所有数据是否有正确的数据类型和长度。

+0

从来没有想到这一点。我会回去看看。谢谢。 – Kassabba 2013-08-02 15:15:19

1

我这个角落找寻工作,通过从窗体设计器CS文件代码重现DataGridView控件:

private void DgvInit(){ 
    var dgvs=dataGridView1.Size; 
    SuspendLayout(); 
    dis:try{ 
     dataGridView1.Dispose(); 
    } catch{goto dis;} 
    Controls.Remove(dataGridView1); 
    dataGridView1=new DataGridView(); 
    ((ISupportInitialize)(dataGridView1)).BeginInit(); 
    dataGridView1.Anchor = ((AnchorStyles.Top | AnchorStyles.Bottom) | AnchorStyles.Left) | AnchorStyles.Right; 
    dataGridView1.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.AllCells; 
    dataGridView1.AutoSizeRowsMode = DataGridViewAutoSizeRowsMode.AllCells; 
    dataGridView1.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize; 
    dataGridView1.EditMode = DataGridViewEditMode.EditOnEnter; 
    dataGridView1.Location = new Point(12, 28); 
    dataGridView1.Name = "dataGridView1"; 
    dataGridView1.Size=dgvs; 
    dataGridView1.TabIndex = 0; 
    Controls.Add(dataGridView1); 
    ((ISupportInitialize)(dataGridView1)).EndInit(); 
    ResumeLayout(true); 
} 

如果DGV很可能被调整,您将需要存储的大小,并再次分配给它。

将转到修复了一些bug与datagridview的,它看起来像发生异常时的处置,但它并没有,据我已经测试它可能会导致一个无限循环。