Selection d'un item dans une listview
Bonjour, apres avoir recherché sur les anciens posts je ne trouve toujours pas ou est mon probleme.
J'ai une listview et je souhaite recuperer l'element sur lequel j'ai cliqué.
j'ai donc fais ceci, mais le probleme est que la premiere fois ca marche puis la 2eme fois j'ai une erreur...
Voici le code :
Code:
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private string sRS=string.Empty;
private void listView1_SelectedIndexChanged(object sender, EventArgs e)
{
sRS = listView1.SelectedItems[0].Text;
btnGoToArchi1_Click(sender, e);//pas tres propre c'est pour mes test (j'envoi la valeur à une deuxieme form
sRS = string.Empty;
} |
l'erreur que j'obtiens est la suivante:
Citation:
System.ArgumentOutOfRangeException was unhandled
Message="InvalidArgument=Value of '0' is not valid for 'index'.\r\nParameter name: index"
Source="System.Windows.Forms"
ParamName="index"
StackTrace:
at System.Windows.Forms.ListView.SelectedListViewItemCollection.get_Item(Int32 index)
at WindowsFormsApplication1.Form2.listView1_SelectedIndexChanged(Object sender, EventArgs e) in D:\Profile\My Documents\Visual Studio 2008\Projects\Soluce\Soluce\RelanceArchi.cs:line 72
at System.Windows.Forms.ListView.OnSelectedIndexChanged(EventArgs e)
at System.Windows.Forms.ListView.WmReflectNotify(Message& m)
at System.Windows.Forms.ListView.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.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.WmNotify(Message& m)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.GroupBox.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.ListView.WmMouseDown(Message& m, MouseButtons button, Int32 clicks)
at System.Windows.Forms.ListView.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(Int32 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 WindowsFormsApplication1.Program.Main() in D:\Profile\My Documents\Visual Studio 2008\Projects\VersionOpher-ArchiSoluce\ArchiSoluce\Program.cs:line 30
at System.AppDomain._nExecuteAssembly(Assembly assembly, String[] args)
at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args)
at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly()
at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Threading.ThreadHelper.ThreadStart()
InnerException:
