в 16:40, 26 мая 2010

2010-05-26T16:40:16Z

Admin: 1 версия

2010-05-26T12:52:29Z

1 версия

Новая страница

==OpenFileDialog.AddExtension==

<source lang="vbnet">
Imports System.IO
Imports System.Windows.Forms
public class ColorDialogWithCustomColorSettings
public Shared Sub Main
Dim FileDB As New OpenFileDialog()
FileDB.Filter = "All files | *.* | Text files | *.txt"
FileDB.FilterIndex = 2
FileDB.InitialDirectory = "C:\Temp"
FileDB.AddExtension = True
FileDB.DefaultExt = "txt"
FileDB.CheckFileExists = False
FileDB.CheckPathExists = False
If (FileDB.ShowDialog() = DialogResult.OK) Then
Dim SourceFile As StreamReader
Try
SourceFile = New StreamReader(FileDB.FileName)
Console.WriteLine(SourceFile.ReadToEnd())
SourceFile.Close()
Catch Except As DirectoryNotFoundException
Console.WriteLine("Error: " & Except.Message)
Catch Except As FileNotFoundException
Console.WriteLine("Error: " & Except.Message)
Catch Except As Exception
Console.WriteLine("Error: " & Except.Message)
End Try
Else
Console.WriteLine("User selected Cancel")
End If
End Sub
End class

</source>

==OpenFileDialog.CheckFileExists==

<source lang="vbnet">
Imports System
Imports System.Drawing
Imports System.Data
Imports System.IO
Imports System.Collections
Imports System.Windows.Forms
Imports System.Drawing.Printing
Public Class MainClass
Shared Sub Main()
Dim myFileDialog As OpenFileDialog = New OpenFileDialog()
With myFileDialog
.Filter = "Text files (*.txt)|*.txt|All files (*.*)|*.*"
.FilterIndex = 1
.InitialDirectory = "C:\"
.Title = "Open File"
.CheckFileExists = False
End With
If myFileDialog.ShowDialog() = DialogResult.OK Then
Console.WriteLine(myFileDialog.FileName)
End If
myFileDialog = Nothing
End Sub
End Class

</source>

==OpenFileDialog.CheckPathExists==

<source lang="vbnet">
Imports System.IO
Imports System.Windows.Forms
public class ColorDialogWithCustomColorSettings
public Shared Sub Main
Dim FileDB As New OpenFileDialog()
FileDB.Filter = "All files | *.* | Text files | *.txt"
FileDB.FilterIndex = 2
FileDB.InitialDirectory = "C:\Temp"
FileDB.AddExtension = True
FileDB.DefaultExt = "txt"
FileDB.CheckFileExists = False
FileDB.CheckPathExists = False
If (FileDB.ShowDialog() = DialogResult.OK) Then
Dim SourceFile As StreamReader
Try
SourceFile = New StreamReader(FileDB.FileName)
Console.WriteLine(SourceFile.ReadToEnd())
SourceFile.Close()
Catch Except As DirectoryNotFoundException
Console.WriteLine("Error: " & Except.Message)
Catch Except As FileNotFoundException
Console.WriteLine("Error: " & Except.Message)
Catch Except As Exception
Console.WriteLine("Error: " & Except.Message)
End Try
Else
Console.WriteLine("User selected Cancel")
End If
End Sub
End class

</source>

==OpenFileDialog.Filter==

<source lang="vbnet">
Imports System
Imports System.Drawing
Imports System.Data
Imports System.IO
Imports System.Collections
Imports System.Windows.Forms
Imports System.Drawing.Printing
Public Class MainClass
Shared Sub Main()
Dim myFileDialog As OpenFileDialog = New OpenFileDialog()
With myFileDialog
.Filter = "Text files (*.txt)|*.txt|All files (*.*)|*.*"
.FilterIndex = 1
.InitialDirectory = "C:\"
.Title = "Open File"
.CheckFileExists = False
End With
If myFileDialog.ShowDialog() = DialogResult.OK Then
Console.WriteLine(myFileDialog.FileName)
End If
myFileDialog = Nothing
End Sub
End Class

</source>

==OpenFileDialog.FilterIndex==

<source lang="vbnet">
Imports System
Imports System.Drawing
Imports System.Data
Imports System.IO
Imports System.Collections
Imports System.Windows.Forms
Imports System.Drawing.Printing
Public Class MainClass
Shared Sub Main()
Dim myFileDialog As OpenFileDialog = New OpenFileDialog()
With myFileDialog
.Filter = "Text files (*.txt)|*.txt|All files (*.*)|*.*"
.FilterIndex = 1
.InitialDirectory = "C:\"
.Title = "Open File"
.CheckFileExists = False
End With
If myFileDialog.ShowDialog() = DialogResult.OK Then
Console.WriteLine(myFileDialog.FileName)
End If
myFileDialog = Nothing
End Sub
End Class

</source>

==OpenFileDialog.InitialDirectory==

<source lang="vbnet">
Imports System
Imports System.Drawing
Imports System.Data
Imports System.IO
Imports System.Collections
Imports System.Windows.Forms
Imports System.Drawing.Printing
Public Class MainClass
Shared Sub Main()
Dim myFileDialog As OpenFileDialog = New OpenFileDialog()
With myFileDialog
.Filter = "Text files (*.txt)|*.txt|All files (*.*)|*.*"
.FilterIndex = 1
.InitialDirectory = "C:\"
.Title = "Open File"
.CheckFileExists = False
End With
If myFileDialog.ShowDialog() = DialogResult.OK Then
Console.WriteLine(myFileDialog.FileName)
End If
myFileDialog = Nothing
End Sub
End Class

</source>

==OpenFileDialog.ShowDialog()==

<source lang="vbnet">
Imports System
Imports System.Drawing
Imports System.Data
Imports System.IO
Imports System.Collections
Imports System.Windows.Forms
Imports System.Drawing.Printing
Public Class MainClass
Shared Sub Main()
Dim myFileDialog As OpenFileDialog = New OpenFileDialog()
With myFileDialog
.Filter = "Text files (*.txt)|*.txt|All files (*.*)|*.*"
.FilterIndex = 1
.InitialDirectory = "C:\"
.Title = "Open File"
.CheckFileExists = False
End With
If myFileDialog.ShowDialog() = DialogResult.OK Then
Console.WriteLine(myFileDialog.FileName)
End If
myFileDialog = Nothing
End Sub
End Class

</source>

==OpenFileDialog.Title==

<source lang="vbnet">
Imports System
Imports System.Drawing
Imports System.Data
Imports System.IO
Imports System.Collections
Imports System.Windows.Forms
Imports System.Drawing.Printing
Public Class MainClass
Shared Sub Main()
Dim myFileDialog As OpenFileDialog = New OpenFileDialog()
With myFileDialog
.Filter = "Text files (*.txt)|*.txt|All files (*.*)|*.*"
.FilterIndex = 1
.InitialDirectory = "C:\"
.Title = "Open File"
.CheckFileExists = False
End With
If myFileDialog.ShowDialog() = DialogResult.OK Then
Console.WriteLine(myFileDialog.FileName)
End If
myFileDialog = Nothing
End Sub
End Class

</source>

← Предыдущая	Версия 16:40, 26 мая 2010
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VB.Net by API/System.Windows.Forms/OpenFileDialog - История изменений

в 16:40, 26 мая 2010

Admin: 1 версия