Forms Auto-scroll Through Listbox
Nov 10, 2010
In a listbox I have items that I want to display in a label.I've made it sofar that I can scroll through the list using timer.But I want when the end of the list is reached the selectedindex should return to the first item (or different if set).Now it stops at the end and gives an error:[code]
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Nov 10, 2010
I've made it sofar that I can scroll through the list using timer.But I want when the end of the list is reached the selectedindex should return to the first item (or different if set).Now it stops at the end and gives an error:
InvalidArgument=Value of '4' is not valid for 'SelectedIndex'.
Parameter name: SelectedIndex
This is the code I use (timer1_tick):
[code]....
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Oct 20, 2010
So I have a custom listbox that is displaying garbage text when scrolling horizontally. I need the custom listbox to stop an annoying flicker, but it's causing issues with the scroll. I think I could solve the issue if only I could access the hscroll event, but I don't know how to do that. I will put down my custom listbox class just in case you will need it to understand the problem.
Edit: I realized my question is a little vague - telling me how to access the hscroll event within the listbox will suffice
Public Class DoubleBufferedListBox
Inherits ListBox
Private resizing As Boolean
[Code]....
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Jun 12, 2011
I am loading several command buttons into it (one in each grid box). I have the panel set to autoscroll. When TableLayoutPanel is set to AddColumns, all works well. However, I dont want horizontal scroll, I want vertical. When I set TableLayoutPanel to AddRows, a vertical scrollbar will not appear.
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Mar 14, 2012
I am using Visual Basic 2008 Express Edition and I am trying to set a listbox so it starts to scroll when it hits the middle point of what is viewable on my list. I also want to set it so the list is always visible so you when you reach the bottom of the list you can scroll down to the bottom but if you scroll back up once it reaches that middle point it will start to scroll up again.
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Apr 11, 2011
how can i let RTB autoscroll? and how can i add more than 1 smiley/emotican with this script?
Dim myImage As New Bitmap("C:smile.gif")
'~~~ Check if the RichTextBox has a smiley symbol ":)"
Do While rtbClient.Text.IndexOf(":)") > -1[code].....
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Jan 10, 2010
Heres my problem, My app outputs info into a textbox as a log and appends the new lines to the end of the textbox, is there a way i can scroll the textbox so it displays the end of the text? I had considered writing the line at the top and appending the rest of the data to it but the line is hard to do this way (it uses info from 2 seperate subs and would need a global or a new textbox) and ideally i would like the info at the end in chronological order. the textbox is refreshed at the end of each entry.
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Jan 15, 2012
Well un-like the textbox when AppendText() is used, the box doesn't auto-scroll down to the end, now I already know about caret position scrolling & all that but if I use it it seems to scroll slightly past the endline about enough to show yet another line if there were one.Now I was going to use code from a post I had inquired about similar but it's not working here in vista(SendMessage function) isn't functioning at all, it says the endpoint wasn't found, I guess meaning the function in the .dll wasn't found to be used.url...It was originally for a textbox to retain position if your not scrolled down to the bottom, which I want to keep such functionality in a RichTextBox but make it scroll to the bottom otherwise(hopefully not the slightly too far problem I have with caret position now...)
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Dec 9, 2009
i'm implementing search on a richtextbox and i want to auto scroll up/down left/right when needed. i tried ScrollToCaret but it always scrolls. even when the searched text already presented on the shown part of the text.
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Jan 7, 2010
I need my webbroswer control to autoscroll down and over to a certain portion of the page when the page loads. How do I do that?
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Dec 22, 2011
I have this code:
Code:
Private Sub DragDropListView_MouseMove(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles Me.MouseMove
If KeyItem Is Nothing Then
If tmrLVScroll.Enabled Then tmrLVScroll.Enabled = False
[code].....
but I can't get it to auto scroll vertically for largeicon, smallicon, and tile listviews.
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Mar 18, 2011
I have a datagrid control in my winform application. It has nearly 30 columns. First 2 column are frozen and others can be views using scrollbars.
Its working fine.
I would like to add some functionality on it by allowing user to select a column from column list above and making the datagrid scroll to that column automatically.
So i would like to ask how could i make my datagrid to scroll to specified column automatically.
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Jan 10, 2012
I'm making a chat, but when the messages appear in a textbox, it doesn't auto scroll down. Is there a way to auto-scroll down when the messages appear?
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Dec 6, 2010
So iv tried converting this code into vb.net from vb6, but whenever I run this application I get the following error "Attempted to read or write protected memory. This is often an indication that other memory is corrupt." on the underlined line.
Public Class Form1
Private Const SB_VERT = 1
Private Const WM_VSCROLL = &H115
[Code].....
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May 13, 2010
I have this code which places text into a textbox control. [Code] How can I make that textbox autoscroll to the end of the textbox contents? I've read countless times that if I use TextBox1.AppendText instead of TextBox1.Text += the textbox will automatically scroll. [Code]
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Sep 10, 2010
I'm having a problem where I have elements such as Listboxes and Rich Text boxes that I want to set to size automatically in xaml according to the size of the window, but I only want it to resize to the size of the window and then put scrollbars if the content is any bigger than that.
Unfortunately, the only way I can get scroll bars to work is if I set a specific height of the listbox/rich text box (which does not work because I want it to automatically resize to the height of the grid that it is contained within, which is generally the height of the window (auto).
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Dec 17, 2011
A panel with enabled scrollbars has many buttons. If I push the tabulation key, focus navigates between buttons.When a partially visible button has focus, the panel scrolls itself in order to completely show the button.
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Feb 9, 2011
I am trying to build a language tool, basically I am getting lines of text into a richtextbox and playing the audio for that line. Things are working great except that I want to highlight the text being played and autoscroll when it plays the next line. how to implement the line highlighting and autoscrolling.
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Feb 26, 2009
The length of items in my listbox exceeds its width. So, some of the texts are lying hidden and i couldn't view it fully.Is it possible to add a scroll bar in listbox?
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Nov 2, 2009
Is there away to change the scroll colour in a listbox
I have try to found somthing about this, but I can't
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Mar 15, 2012
what is the code of if scroll bar of listbox move i
somethins like this ?
if listbox1.scrollmove then
textbox.text=""
end if
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Jul 20, 2010
1) When displaying text in a label with autosize=false, is it possible to display as much of one word as possible until it gets cutoff. Right now, if one word is longer than where the end of the label is set to, it won't display any of that word.
2) Is it possible to implement a down/up button that when clicked will scroll the listbox either down or up. I'm thinking of having the button change the selected index +/- 1, but will the view of the box scroll with the newly selected items?
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Feb 12, 2009
I am developing FX software where Ticks are coming through socket and loading in listbox. but if i scroll down to see items its send back to me at top when new item add in listbox so what is way that scroll bar posstion remain at same where client want and its also keep add..
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Nov 17, 2010
Is there an easy way to scroll an ASP.Net ListBox automatically to the first selected Item?[code]...
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Jun 9, 2011
I am using VB.NET in VS10. After I add items to a list box I'd like it to scroll down so that the most recent items are visible. I tried this with no luck:
StatusListBox.SelectedItem = StatusListBox.Items.Count - 1
How to make the box always display the most recently added items?
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Mar 25, 2011
When I place data into the list box, I would like the new information to be visible at the bottom of the list without having to have the user use the scroll bar to see it. The data should scroll up automatically as new data is placed into the listbox. Can this be done?
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Mar 12, 2009
In my project I am create a form which has a scroll bar. When the form loads, it is scrolled to the bottom of the form. I want it to appear at the top of the form so the user can see the information at the beginning, rather than having to scroll up to see the tiop of the form. I have tried using focus() on the header label and this piece of code, but neitehr have worked:
[Code]...
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Feb 8, 2011
All I want to be able to do is push a button a to load a resources text file into a textbox , I have managed to do this after hours and hours of googling , videos, but it's quite a long document and I was wondering if I can have a scroll bar so it doesn't end half way through the text?
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Jun 21, 2010
I have a program that adds controls on the fly to an auto-scroll panel. When the panel is scrolled (viewing the bottom of the panel for example) and a control is added, it looks like it is added assuming the top left corner of the panel is still at 0,0 when in fact it may be 0,500. To see what I am talking about, create an empty "Windows Forms Application" project and insert the below code into it.
Friend WithEvents Panel1 As System.Windows.Forms.Panel
Friend WithEvents btnAdd As System.Windows.Forms.Button
Dim ButtonCount As Integer
[code]......
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Oct 11, 2009
I have a list of all the fonts on a users system under a Font menu item. I would like to be able to use the scroll wheel to be able to scroll through these items like you can with a combo box.
[Code]...
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