Happy Codings - Programming Code Examples

Html Css Web Design Sample Codes

CPlusPlus Programming Sample Codes

JavaScript Programming Sample Codes

C Programming Sample Codes

CSharp Programming Sample Codes

Java Programming Sample Codes

Php Programming Sample Codes

Visual Basic Programming Sample Codes

Visual Basic Programming Code Examples

Visual Basic > Database SQL Stuff Code Examples

Shows text property of ListBox in ToolTip



Shows text property of ListBox in ToolTip

'Shows the text property of a listbox in the tooltip property, 
'when the mouse hovers over the listbox for a second. Relies 
'on the SendMessage API, declared in the API_Routines file.


Public Function ShowListTTip(Button As Integer, Shift As Integer, X As
Single, Y As Single, ListBox As ListBox) As String

    ' Show tool tip message
    
    Dim lXPoint As Long
    Dim lYPoint As Long
    Dim lIndex As Long
    '
    If Button = 0 Then ' No button was pressed
    
        'Get the x/y position of the mouse on the screen.
        'in "TwipsPerPixel" (X and Y)
        lXPoint = CLng(X / Screen.TwipsPerPixelX)
        lYPoint = CLng(Y / Screen.TwipsPerPixelY)
        '
        With ListBox
        
           ' find which listbox item the mouse is hovering over.
           lIndex = SendMessage(.hWnd, LB_ITEMFROMPOINT, 0, ByVal ((lYPoint * 65536) + lXPoint))
           
           ' show the tooltip or clear last one, make sure the index is
           'greater than or equal to 0 and not greater than the listcount
            If (lIndex >= 0) And (lIndex <= .ListCount) Then .ToolTipText=".List(lIndex)" 'Return the text=".list(lIndex)" Else .ToolTipText 'Return nothing
            
            End If
            
        End With '(ListBox)
        
    End If '(button=0)
  
End Function

C++ Language Random Number Function
Your program should always generates a new sequence of random number. You need to set a seed to random generator according to the current time. It can be done in the following

Perform to a 2D FFT Inplace a Complex 2D
A fast Fourier transform (FFT) is an algorithm to computing the discrete 'Fourier transform' and its inverse. Fourier analysis converts time (or space) to frequency and vice versa; an FFT

C Language Interview Questions example
For floating point numbers (float, double, long double) the values cannot be predicted exactly. Depending on the number of bytes, the precession with of the value represented

C Program to find Transpose of a Matrix
C program to read elements in a matrix and find transpose of the given matrix. How to find transpose of a given matrix in C. Input elements in matrix A from user. Declare...

C++ Language Code to Merge Two Arrays
Program ask to the user to enter array 1 and 2 size, then ask to enter array 1 and 2 elements, to "merge or add" to form new array, display the result of the added array or merged array

Program print Strong Numbers in a Range
Strong number is special number whose sum of Factorial of Digits is equal to the original number. For example: 145 is strong number. Since, 1! + 4! + 5! = 145 Logic to print Strong

Counts Numbers of Vowels & Consonants
C program to find total number of vowels and consonants in a string using 'Loop and If Else'. Input string from user, store it in a variable str Initialize two other variables to store vowel &

C Program Computes Factorial of number
The Factorial of a Positive Number n is given by: factorial of n (n!) = 1*2*3*4...n. Factorial of a negative number doesn't exist. And, the factorial of 0 is 1, 0! = 1. The program takes a