Show Windows'Open With' Dialog When No File Association Found
Mar 2, 2009
I am using Process.Start(fileName) to let Windows open certain files outside of my application with their 'default application'.If "fileName" for example is a ".txt" file, it opens the file in Notepad. If it is a folder, it opens windows explorer with that folder selected.This all seems to work well, except when the user enters a file that has no application 'linked' to it.(a file that has no file associations)I have wrapped the Process. Start() in a Try/Catch block so that any errors are caught and displayed.When I now open a file without any file associations (windows does not know with which application to open it) it tells me that it cannot find any application to open it with. (The exact error is in dutch so I don't think that's going to be much help here, but I think it's clear what's happening, no?)What I would like to happen in this case is that the windows "Open With" dialog comes up, asking the user to select an application to open the file with. Now it just displays the error message and continues, making it impossible for the user to open the file unless he browses to the file manually and sets up the file association, something many users probably don't know how to do.
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Sep 8, 2011
As part of a new program, I need 2 forms and an openfiledialog. On Form1, a button event opens Form2. Form2 has an openfiledialog triggered by a button shown below.
'Form1's button to open Form2
Private Sub Button1_Click(sender As System.Object, e As System.EventArgs) Handles Button1.Click
[Code].....
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May 3, 2012
I have a tab-based application that handles multiple documents. It is designed such that the user cannot run multiple instances of application. Furthermore, the user can double-click on a document file, and the application will launch itself and open it.[code]...
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Jun 13, 2010
Before I start, I'm not 100% sure this is the right place to ask. Okey, so I'm making my own Notepad, which will contain newer features. (Private use only though) One of them being tab control.
Now I want the program to be in the "Open With..." menus for all files, so I can choose myself.
And if the program is already running when user opens a new file, I want the text to appear in a new tab, instead of a new window of the program.
I tryed to be straight forward, and keep it short. So if you need more info, fell free to ask.
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Oct 27, 2011
[ First off, this is not really a VB question -- it's a Windows 7 question, but when I posted it on a forum for Windows, a Windows "Support Engineer" suggested that I post it here. So here goes ... ]I have an old custom program (written in VB6) that opens a custom file type, but requires a qualifier in the command prior to the file name, similar to this:
myprogram.exe /i "myfile.seo"
The "/i" stands for "input file".
Back in Windows XP, I was able to make some very detailed changes to the file association for the ".SEO" file type, so that the "Open" action could contain this command:
myprogram.exe /i "%1"
The result was that I could click on any .SEO file and the filename would be substituted into the above command, in place of the %1. This did exactly what I needed.I have been unable to find a way to insert the command-qualifier "/i" into the file association in Windows 7.For a specific .SEO file, I can create a .BAT file, but that's a very limited 'solution'.
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Jul 29, 2009
After deploying and installing my application I use the app to create and save a file with my own file extension. After the file is created I right-click on the file and select Open With.. so that I can associate this file extension with my application. In the Open With dialog I use the Browse button to find my application and select it. In the Open With dialog the application icon is shown, but the name of the app is blank (looks like an empty string). Can anyone tell me why this might be happening? I've looked at the Registry, which shows the correct app, but every time I open the Open With dialog only the application icon is displayed, no name.
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Jun 2, 2011
I have the following javascript function
<script type="text/javascript">
function ShowAlert(id) {
alert('I am here' + id);[code].....
In my gridviews item template for my edit button I have the following to call the function. Which works to show an alert but can't get it to show the dialog? Is it because possibly the postback happening on the grid causing it to close?
<ItemTemplate>
<asp:Button ID="ButtonEdit" runat="server" CausesValidation="false"
CommandName="EditMember" OnClientClick='ShowAlert("#editPerson");'[code].......
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Mar 22, 2011
im used to C programming.
Private Sub SaveAsToolStripMenuItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles SaveAsToolStripMenuItem.Click
timedate.Stop()[code]......
The problem is that if I save a file I get "myfile.GDL" if I overwrite that I get a new file "myfile.GDL.GDL" ect.the other problem being that the filtering in the windows save/open dialog wont show .GDL files unless I select "all files".
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Jun 2, 2009
I have a treeview control which is being used to browse various folder on the users system drive. It can also be set up to connect network folders using UNC paths e.g "serverfiles". At the moment I'm getting a list of Directories by using My.Computer.FileSystem.GetDirectories however this obviously fails when the folder is password protected.
Is there a way that I can get Windows to open the credentials dialog as you would see in Windows Explorer and deal with the credentials side so then the user name & password is cached as well?
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Jan 20, 2010
I'm sure most people on here have opened an OpenFileDialog or SaveFileDialog and set the SelectedPath property to point to some directory...
Has anyone done this on a Windows 7 machine and been able to point the thing to a Library? If so, what do you set it to?
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Apr 7, 2011
I have some shared code I need to use both in a WinForm and a service. How can I test if my code is running in a service, so I can avoid problems with modal dialogs.
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May 22, 2010
How do i make it that when i hit a button file dialog opens and i can select a text file from my computer
then output the text file into listbox1.text
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Dec 30, 2008
I need a code for the open file dialog that if a file is not supported then a message box appears stating the error. This is my open file dialog code. [code] The message box pops up like it is suppose to, when you click ok the open file comes back up like it is suppose to. When you put in the correct file the message box comes back up again. Also the message pops up even if the correct file is put in the open file. but if you close the file dialog the image is where it is suppose to be.I believe the code for the public sub wrongfile is what is the problem. can some one look it over and let me know what changes are needed.
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Mar 22, 2009
What i am trying to do is open a save file dialog and write to a .txt firl the contents of my listview. so far:
[Code]...
i have this, but i'm not to sure how to write to the .txt file i know i need to use a for each to loop the contents of the list view
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Apr 4, 2011
I have a checked list box that is populated with the text from a text file. I started off with this code:
Dim FileToLoad As String
FileToLoad = TextBox3.Text
Dim fs As FileStream = New FileStream(FileToLoad, FileMode.Open)
[code].....
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Jun 7, 2011
code snippet that would allow a progress bar to track the input of a text file? Normally I would not bother with this, but the text files are > 10,000 lines long, which is noticable even on a fast machine. The number of lines is variable, so I would assume that one would not use a fixed value to calculate when the progress bar goes 100%.
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Nov 10, 2009
how do i return the file path to a variable when using open file dialog to browse and open a file?
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Aug 31, 2011
I am trying to open a Dialog box to select a file. I then need to drop that value into a FileStream StreamReader to read it so the combo box will show a list of values in the selected .ini file. I've got pieces of it but I am not sure of the glue that will connect the two. I am posted what code I have below.
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
Dim FileParser() As String
[Code]....
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Aug 9, 2011
I type in openfiledialog1.showdialog() and it says theres in error when i have a openfiledialog on my form Please Respond Quick
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May 6, 2008
I have code that fills in a webbrowser form selecting pdf files to download. The files are then requested with:
Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
[code].....
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Jan 7, 2009
I have completed the vb tutorial on
[URL]
and have successfully got a file name from the open file dialog when coded as part of the "Public Class Form1" -> Private Function btnOpenXML_Click function that was generated automatically by vb. The openFD was generated by adding the OpenFileDialog to the pane underneath the form.
Private Function btnOpenXML_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnOpenXML.Click
Dim strFileName As String
[Code]....
I'd like to move this code to a module so that it does not clutter my main form1 layout.
However when copy the code to a new module, the openFD is not recognised.
how to I re-declare this openFD or pass it into the function so that it can be used?
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Dec 8, 2010
I'm trying to display the file path of the file I select using an OpenFileDialog box in a text box on my form.
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Feb 29, 2012
how can i specify dynamically by using open file dialog box
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Jun 6, 2011
File I/O and Registry :: VB newb Open File Dialog
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Jun 18, 2011
im making a simple program that will copy a single file. im trying to get the name of the file that i selected in the open file dialog but i get the location and file name (C:Users****Documents est est.txt) im trying to just get (test.txt)
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Apr 23, 2010
I am using VS2010 release edition with Windows XP, Vista, 7
my programme works fine in XP but fails in Vista and 7.
All I am trying to do is open a OpenFileDialog to get a filename. [code]...
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Sep 1, 2009
[Code]...
'Show the Open dialog and if the user clicks the Open button, 'load the file If OpenFileDialog1.ShowDialog = Windows.Forms.DialogResult.Ok Then
[Code]...
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May 18, 2009
i have wrote a program that allows users to open and save text files etc and it all works fine. All i was hoping to find out is if it is possible to specify the initial folder you are taken to when using the OpenFileDialog. This would be useful as the users only open and edit files from one folder which takes quite a bit of drilling down to to find.
Public Partial Class MainForm
Dim i As Integer = 0
Sub OpenToolStripMenuItemClick(sender As Object, e As EventArgs)
[Code].....
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Mar 6, 2010
is it possible to select a whole folder in vb.net open dialog box?
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Mar 6, 2010
What code will I put in the open file dialog box_fileok if the multi select feature is enabled. I currently have this code, but it only shows in the textbox the last file that has been selected.
Dim strm As System.IO.Stream
strm = OpenFileDialog3.OpenFile()
TextBox3.Text = OpenFileDialog3.FileName.ToString()
[Code]....
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