public void SelectWorkbookFile()
{
SheetNames.Clear();
SheetNamesComboboxEnabled = false;
SelectedSheetName = string.Empty;
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Filter = "Книга Excel (*.xls*)|*.xls*";
openFileDialog.CheckFileExists = true;
openFileDialog.CheckPathExists = true;
openFileDialog.Multiselect = false;
openFileDialog.RestoreDirectory = true;
if (openFileDialog.ShowDialog() == true)
{
TextWorkbookPath = openFileDialog.FileName;
ExcelGeneral.ReadSheetNames(TextWorkbookPath).ForEach(SheetNames.Add);
SheetNamesComboboxEnabled = true;
if (SheetNames.Count > 0)
{
SelectedSheetName = SheetNames[0];
}
}
}
private void ReadSheetNames()
{
SheetNames.Clear();
SelectedSheetName = string.Empty;
try {
ExcelReader.ReadSheetNames(selectedFile).ForEach(SheetNames.Add);
if (SheetNames.Count > 0)
{
if (SheetNames.Contains("Лист1"))
{
SelectedSheetName = "Лист1";
}
else if (SheetNames.Contains("Данные"))
{
SelectedSheetName = "Данные";
}
else
{
SelectedSheetName = SheetNames[0];
}
}
} catch (Exception exc) {
MessageBox.Show(
this,
exc.Message + Environment.NewLine + exc.StackTrace,
"Ошибка считывания Excel файла",
MessageBoxButton.OK,
MessageBoxImage.Error);
}
}
private void loadInit()
{
getWorkbookInstance();
if (workbook != null)
{
int num = workbook.NumberOfSheets;
for (int k = 0; k < num; k++)
{
SheetNames.Add(workbook.GetSheetName(k));
}
}
}
private void OnSelectedSheetChanged()
{
if (string.IsNullOrEmpty(SelectedSheet))
{
IsValid = false;
}
if (!SheetNames.Contains(SelectedSheet))
{
IsValid = false;
}
IsValid = true;
}
private void ButtonSelectFile_Click(object sender, RoutedEventArgs e)
{
SheetNames.Clear();
SelectedFile = string.Empty;
OpenFileDialog openFileDialog = new OpenFileDialog {
Filter = "Книга Excel (*.xls*)|*.xls*",
CheckFileExists = true,
CheckPathExists = true,
Multiselect = false,
RestoreDirectory = true
};
if (openFileDialog.ShowDialog() == true)
{
SelectedFile = openFileDialog.FileName;
ReadSheetNames();
}
}
private void UpdateSheetNames()
{
SheetNames.Clear();
if (_workbook == null)
{
SelectedSheetIndex = -1;
IsFileLoaded = false;
return;
}
foreach (var sheet in _workbook.Worksheets)
{
SheetNames.Add(sheet.Name);
}
IsFileLoaded = true;
SelectedSheetIndex = 0;
}
protected override IAsyncResult BeginExecute(AsyncCodeActivityContext context, AsyncCallback callback, object state)
{
PropertyDescriptor property = context.DataContext.GetProperties()[ExcelCreate.GetExcelAppTag];
Excel::Application excelApp = property.GetValue(context.DataContext) as Excel::Application;
try
{
List <string> list = new List <string>();
for (int i = 1; i < excelApp.ActiveWorkbook.Worksheets.Count + 1; i++)
{
list.Add(excelApp.ActiveWorkbook.Worksheets[i].Name);
}
SheetNames.Set(context, list.ToArray());
}
catch (Exception e)
{
new CommonVariable().realaseProcessExit(excelApp);
SharedObject.Instance.Output(SharedObject.enOutputType.Error, "EXCEL增加新工作表执行过程出错", e.Message);
}
m_Delegate = new runDelegate(Run);
return(m_Delegate.BeginInvoke(callback, state));
}
