I was working on changing the default mouse hover style color to implement the light blue gradient instead of the default orange color.I observed that one can change the highlight color only for buttons which have
View 1 RepliesHow to change a forms background system color schemes to windows default color schemes in vb.net?
View 2 Repliesthe following code is supposed to replace the system color that's used for window backgrounds. You'd change it by P/Invoking the SetSysColor() API function. i am using the following code that was suggested to me but unfortunately when i click the button nothing happens!
Imports System
Imports System.Drawing
Imports System.Windows.Forms
Imports System.Runtime.InteropServices
[code]....
Public Sub textcolorchanged() Dim searchword As String = RichTextBox2.Text.ToString.Trim
[Code]...
I searched word of datagridview1 rows and highlighted search word in rich text-box. text(it is having total text) I called this method in datagridview1 mouse click and key-up and key down event
word is highlighted in rich text-box.text when I mouse click and key up and key down on datagridview1 rows of search word but some time getting full text is changed color how???
I have been trying to change the highlight color when the mouse gets on it of the stripmenu..
View 3 RepliesI am wondering how to change the "highlight" or "selected" color of a menustrip control item. I have tried digging through the properties and have tried to set it programmatically using any method I could conjure up but to no avail.
View 1 RepliesI have a listview control. I want that whenever I select any row in the listiview its color gets change with some userdefined manner and once deselect it will change to default color
View 3 RepliesI would like to change the highlight color of listviewitem... My desired result is something like in VisualStudio... I have looked at these links yet I am failing to see how I would still incorporate the image.
[Code]....
With the following imported namespaces in my project :
Imports System.Windows.Forms
Imports System.Reflection
.. I cannot add..
[code].....
is there any way to change the highlight color of a selected item in listview?.The items in the listview are colored(red, green,blue....) when i select one or more i cant see which color it has, because of the blue highlight color of the selection, is there a way to change this blue highlight color to a different color or just make it transparent?
View 5 RepliesI got a gridview of data. One of the food item in the database is expired and I want the gridview to actually "highlight' it in red. The display code is as follow:
.Dock = DockStyle.None
.SelectionMode = DataGridViewSelectionMode.FullRowSelect
.RowHeadersVisible = False
.EditMode = DataGridViewEditMode.EditProgrammatically
.AutoGenerateColumns = True ' Automatically generate the DataGridView columns.
[Code] .....
I started to learn VB.NET and I'm trying to do a syntax highlight. The problem occurs when I set the color of selected text. It changes the whole richtextbox's content.
Private Sub txtText_TextChanged_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles rtbText.TextChanged
Dim keywords As ArrayList
Dim index As Integer
Dim keyboardCursorPosition As Integer
[Code] .....
I am not sure if it is possible, but I would like to be able to provide a custom "SelectedHighlight" color when an item is selcted in both a treeview and a listview (Better yet, any) control.
While I am a fan of sticking with established convention in most cases, There are times and places when I would like to do this.
A. Is it possible to do this? And by possible, I am looking to Override the Default system SystemHighlight at runtime, for only a particular control. I am NOT looking to change global system settings (at least, outside of any time when the particular control has the focus.
B. I haver tried a few searches, and I will contiinue (Try searching for any combination of "System", Color", "Selection", and "Highlight" and see what comes back!).
Im havin a problem changing my picturebox back color to System color "Control".I can set it to color.red , color.blue etc , but not control .
View 6 RepliesThe code below is able to process a path such as, "C: est est.txt". And open its root, "C: est". But how would you highlightselect test.txt? Do I need to work with the windows shell specifically.
vb.net
Try
Dim item As ListViewItem = Me.ListView1.SelectedItems(0)
[Code].....
i need to get data from checkbox in a groupbox. in the groupbox, it also have a label. so my coding as below
[Code]...
I have the code which checks if there is a selected tab
Private Function GetBrowser() As WebBrowser
If TabControl1.SelectedTab IsNot Nothing Then
For Each c As Control In TabControl1.SelectedTab.Controls
If TypeOf (c) Is WebBrowser Then
Return c
[Code]...
I have a panel with some controls in it (several textboxes, a slider, 2 buttons, and a small groupbox).. When I click a button, I want all of the textboxes within the panel to be readonly... So I have this code: [code] When I run it though, I get the following error:Unable to cast object of type 'System.Windows.Forms.Button' to type 'System.Windows.Forms.TextBox'.If I remove a button, it moves on to give me the same error but for a label..
View 4 RepliesI have a utility that is a simple exe that is not installed compiled with VS2005 and works well. But when I upgraded to VS2008 the utility can no longer locate files in the active system folder. I have UAC turned off and am logged in as the Administrator and it still can not locate a file that I can see in Windows Explorer. The file I am looking for is PakMgr.exe.
View 1 RepliesPrivate Sub wb_Scrape(ByVal sender As System.Object, ByVal e As
[Code]...
Win7 64 bit; fully patched VS2008 targeting FW2.0; VB.Net; running in Debug Mode (not tested in Release mode)I have a resonably complex app which I am refactoring a bit. As part of that, I relocated some code from a subroutine into a Click Event Handler. The Event Handler will, late in the handler, call the, reduced in function, subroutine. The point of this is thatNow when I click the button associated with the modified Handler I get:A first chance exception of type 'System.AccessViolationException' occurred in System.Windows.Forms.dll<br />With Error System.AccessViolationException Attempted to read or write protected memory.This is often an indication that other memory is corrupt.
at MusicManager2009.frmMain2.cmdLoadAlbum_Click(Object sender, EventArgs e)
at System.Windows.Forms.Control.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnClick(EventArgs e)
[code].....
All functions of the app, except those that start from the buttonclick in question, work as before in the problem version.The problem persists after rebuilding the entire solution, after restarting VS, and after rebooting the PC.
When I run my project I get "An unhandled exception of type 'System.StackOverflowException' occurred in System.Windows.Forms.dll"
Public Class frmViewReport
Dim objForm As New frmViewReport
Private Sub frmViewReport_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
objForm.ViewReport("C:a2.rtp", , "@parameter1=test�mter2=10")
[code]....
I have the following code running, the first time I change the selected index, everything runs smoothly. However, if I try to change the selected index again, nothing happens and the subcategories combobox values do not change.
Private Sub cboMainCategory_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cboMainCategory.SelectedIndexChanged
'* make sure the combobox is fully loaded
[code]....
I keep getting an eroor this error says: An unhandled exception of type 'System.ArgumentOutOfRangeException' occurred in system.windows.forms.dll Additional information: Specified argument was out of the range of valid values.
Option Strict On
Public Class frmWeeklyReport
Inherits System.Windows.Forms.Form
[code].....
A first chance exception of type 'System.InvalidOperationException' occurred in System.Windows.Forms.dll It displays in my Immediate Window when i run my program, I'm using a text reader to read a number of XML files using background worker...most the time it stops so something is wrong but sometimes it works fine.
View 2 RepliesI am working on a card game, and i get this werid error:
A first chance exception of type 'System.Reflection.TargetParameterCountException' occurred in System.Windows.Forms.dll
The code that is cousing this error is:
Private Delegate Sub ShowcardDelegate(ByVal test As String, ByVal objtest As Object, ByVal value As Boolean)
Private Sub Showcard(ByVal test As String, ByVal objtest As Object, ByVal value As Boolean)
If objtest.InvokeRequired Then
[code].....
I want to cast a system.string to system.windows.forms.form
View 2 RepliesVB 2008, DataGridView,DataGridView1_CellLeave(sender, New System.EventArgs)
"Unable to cast object of type 'System.EventArgs' to type 'System.Windows.Forms.DataGridViewCellEventArgs'."
What is the Correct String for "New System.EventsArgs"
Anybody there is to help me out.
I'm using a 64 Bit Windows 7 system and trying to use PrintDialog. I know it doesn't work on Windows 7 unless you add this
PrintDialog1.UseEXDialog = True
So I have added that code but then I get this error for the following
Dim result As DialogResult = PrintDialog1.ShowDialog()
And the error:
"An exception of type 'System.Runtime.InteropServices.SEHException' occurred in System.Windows.Forms.dll but was not handled in user code
Additional information: External component has thrown an exception."
I'm trying to make my app look ok on different computers with Windows XP. Therefor I want to check for the systems "theme" (you know the "olive green" or "standard blue" settings) so that I can load different buttons and backimages etc.
View 2 Replies