文件未保存在winforms c#中的指定位置
本文关键字:定位 位置 保存 存在 winforms 文件 | 更新日期: 2023-09-27 17:58:50
Event尽管我指定了不同的位置,但文件将保存在mydocuments中。如何解决此问题。请分享你的想法(如果有的话)。这是代码。
if (externalButton.Checked == true)
{
// int i = 1;
saveFileDialog.Title = "Save the Proofer Report";
saveFileDialog.Filter = "Document Files (*.doc)|*.doc|Document Files (*.docx)|*.docx";
saveFileDialog.FilterIndex = 0;
saveFileDialog.InitialDirectory = "MyDocuments";
saveFileDialog.FileName = "Proofer Report -- " + Path.GetFileName((string)fileName) + ".doc";
//i.tostring()
saveFileDialog.DefaultExt = ".doc";
saveFileDialog.ShowHelp = true;
// saveFileDialog.ShowDialog();
var thread = new Thread(new ParameterizedThreadStart(param => { saveFileDialog.ShowDialog(); }));
thread.SetApartmentState(ApartmentState.STA);
thread.Start();
fname = saveFileDialog.FileName;
您在新线程上同步显示对话框,启动线程后的代码在显示对话框之前执行(大部分时间)。
等待线程完成,或者在对话框关闭后将保存移到该线程。
为什么在不同的线程中显示saveFileDialog
?如果在不同的线程中显示保存对话框,则fname = saveFileDialog.FileName;
总是返回null。不要使用单独的线程。或者在线程启动后调用此事件
saveFileDialog1.FileOk += new CancelEventHandler(saveFileDialog1_FileOk);
void saveFileDialog1_FileOk(object sender, CancelEventArgs e)
{
string fname = null;
fname = saveFileDialog1.FileName;
}
已编辑
示例
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
_SaveFileDialog.FileOk += new CancelEventHandler(_SaveFileDialog_FileOk);
}
string filename = null;
SaveFileDialog _SaveFileDialog = new SaveFileDialog();
private void savebtn_Click(object sender, EventArgs e)
{
_SaveFileDialog.Title = "Save the Proofer Report";
_SaveFileDialog.Filter = "Document Files (*.doc)|*.doc|Document Files (*.docx)|*.docx";
_SaveFileDialog.FilterIndex = 0;
_SaveFileDialog.InitialDirectory = "MyDocuments";
_SaveFileDialog.FileName = "Proofer Report -- .doc";
_SaveFileDialog.DefaultExt = ".doc";
_SaveFileDialog.ShowHelp = true;
var thread = new Thread(new ParameterizedThreadStart(param => { _SaveFileDialog.ShowDialog(); }));
thread.SetApartmentState(ApartmentState.STA);
thread.Start();
}
void _SaveFileDialog_FileOk(object sender, CancelEventArgs e)
{
filename = _SaveFileDialog.FileName;
}
}