VERSION 5.00
Begin VB.Form frmWinView 
   AutoRedraw      =   -1  'True
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "Windows Information Viewer - By Chong Long Choo"
   ClientHeight    =   8205
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   6780
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   547
   ScaleMode       =   3  'Pixel
   ScaleWidth      =   452
   StartUpPosition =   2  'CenterScreen
   Begin VB.ListBox lstOwnedWin 
      ForeColor       =   &H00FF0000&
      Height          =   450
      Left            =   120
      TabIndex        =   13
      TabStop         =   0   'False
      Top             =   2880
      Width           =   6555
   End
   Begin VB.ListBox lstChildWin 
      ForeColor       =   &H00FF0000&
      Height          =   645
      Left            =   120
      TabIndex        =   11
      TabStop         =   0   'False
      Top             =   1800
      Width           =   6555
   End
   Begin VB.CommandButton cmdRefresh 
      Caption         =   "Refresh"
      Height          =   375
      Left            =   120
      TabIndex        =   9
      Top             =   7680
      Width           =   1935
   End
   Begin VB.ListBox lstTopLevelWin 
      ForeColor       =   &H00FF0000&
      Height          =   1035
      Left            =   120
      TabIndex        =   3
      TabStop         =   0   'False
      Top             =   360
      Width           =   6555
   End
   Begin VB.ListBox ListInfo 
      ForeColor       =   &H00FF0000&
      Height          =   840
      Index           =   0
      Left            =   4560
      TabIndex        =   2
      TabStop         =   0   'False
      Top             =   3720
      Width           =   2175
   End
   Begin VB.TextBox Text1 
      Appearance      =   0  'Flat
      ForeColor       =   &H00FF0000&
      Height          =   285
      Index           =   0
      Left            =   1920
      Locked          =   -1  'True
      TabIndex        =   1
      TabStop         =   0   'False
      Top             =   3480
      Visible         =   0   'False
      Width           =   1815
   End
   Begin VB.CommandButton cmdTrack 
      Caption         =   "Start Tracking"
      Height          =   375
      Left            =   2160
      TabIndex        =   0
      Top             =   7680
      Width           =   1935
   End
   Begin VB.Timer Timer1 
      Enabled         =   0   'False
      Interval        =   50
      Left            =   2400
      Top             =   4080
   End
   Begin VB.Label Label4 
      Height          =   255
      Left            =   120
      TabIndex        =   12
      Top             =   2520
      Width           =   5055
      WordWrap        =   -1  'True
   End
   Begin VB.Label Label3 
      Height          =   255
      Left            =   120
      TabIndex        =   10
      Top             =   1440
      Width           =   5055
      WordWrap        =   -1  'True
   End
   Begin VB.Label Label5 
      Caption         =   "CLASS"
      Height          =   255
      Index           =   2
      Left            =   3600
      TabIndex        =   8
      Top             =   120
      Width           =   1215
   End
   Begin VB.Label Label5 
      Caption         =   "BASE"
      Height          =   255
      Index           =   1
      Left            =   1440
      TabIndex        =   7
      Top             =   120
      Width           =   1215
   End
   Begin VB.Label Label5 
      Caption         =   "HWND"
      Height          =   255
      Index           =   0
      Left            =   120
      TabIndex        =   6
      Top             =   120
      Width           =   1215
   End
   Begin VB.Label Label2 
      AutoSize        =   -1  'True
      Caption         =   "Class Info:"
      Height          =   195
      Index           =   0
      Left            =   4560
      TabIndex        =   5
      Top             =   3480
      Visible         =   0   'False
      Width           =   735
   End
   Begin VB.Label Label1 
      AutoSize        =   -1  'True
      Caption         =   "&Hwnd:"
      Height          =   195
      Index           =   0
      Left            =   240
      TabIndex        =   4
      Top             =   3480
      Visible         =   0   'False
      Width           =   465
   End
Attribute VB_Name = "frmWinView"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
' Name:     Windows Information Viewer
' Author:   Chong Long Choo
' Date:     06 September 1999
Private Type POINTAPI
    x As Long
    y As Long
End Type
Private objWinView As clsWinView
Attribute objWinView.VB_VarHelpID = -1
Private Declare Function SendMessageLongByRef Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Integer, lParam As Long) As Long
Private Declare Function GetCursorPos Lib "user32" (lpPoint As POINTAPI) As Long
Private Declare Function GetDesktopWindow Lib "user32" () As Long
Private Declare Function SetWindowPos Lib "user32" (ByVal hwnd As Long, ByVal hWndInsertAfter As Long, ByVal x As Long, ByVal y As Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) As Long
Private Declare Function GetDeviceCaps Lib "gdi32" (ByVal hdc As Long, ByVal nIndex As Long) As Long
Private Const HWND_TOPMOST = -1
Private Const HWND_NOTOPMOST = -2
Private Const SWP_NOMOVE = &H2
Private Const SWP_NOSIZE = &H1
Private Const FLAGS = SWP_NOMOVE Or SWP_NOSIZE
Private Const BITSPIXEL As Long = 12
Private Const HORZRES As Long = 8
Private Const VERTRES As Long = 10
Private Const LB_SETTABSTOPS = &H192
' Load all label, text box and list box
Private Sub LoadLabelText()
    Dim ArrayCaption1 As Variant
    Dim ArrayCaption2 As Variant
    Dim i As Byte
    ArrayCaption1 = Array("Base:", "Class:", _
        "Position:", "Size (Horizontal):", "Size (Vertical):", _
        "Class Extra:", "Word Extra:", "Control Name:", _
        "Parent Window:", "Window Name:")
    ArrayCaption2 = Array("Condition:", "Style:", "Extra Style:")
    Label2(0).Visible = True
    ListInfo(0).Visible = True
    For i = 1 To 3
        Load Label2(i)
        Load ListInfo(i)
        ListInfo(i).Move 304, ListInfo(i - 1).Top + 80
        Label2(i).Caption = ArrayCaption2(i - 1)
        Label2(i).Move 304, Label2(i - 1).Top + 80
        Label2(i).Visible = True
        ListInfo(i).Visible = True
    Next
    Label1(0).Visible = True
    Text1(0).Visible = True
    For i = 1 To 10
        Load Label1(i)
        Load Text1(i)
        Label1(i).Caption = ArrayCaption1(i - 1)
        Label1(i).Move 16, Label1(i - 1).Top + 24
        Text1(i).Move 128, Text1(i - 1).Top + 24
        Text1(i).Visible = True
        Label1(i).Visible = True
    Next
End Sub
' Refresh the list of top level windows
Private Sub cmdRefresh_Click()
    LoadTopLevelWindows
End Sub
'List top level windows
Private Sub LoadTopLevelWindows()
    lstTopLevelWin.Clear
    objWinView.ListTopLevelWindow
    lstTopLevelWin.ListIndex = 0
End Sub
' Detect the information of the window which under
' the mouse
Private Sub cmdTrack_Click()
    Static bTracking As Boolean
    If Not bTracking Then
        objWinView.SetPointMode hwnd
        WinInfo objWinView.GetWindowDesc(cmdTrack.hwnd)
        bTracking = True
        cmdTrack.Caption = "Stop Tracking"
        Timer1.Enabled = True
    Else
        objWinView.ResetPointMode hwnd
        cmdTrack.Caption = "Start Tracking"
        bTracking = False
        Timer1.Enabled = False
    End If
End Sub
Private Sub Form_Activate()
    ' set the form to top most
    Call SetWindowPos(hwnd, HWND_TOPMOST, 0, 0, 0, 0, FLAGS)
End Sub
'Detect screen resolution
'If the current horizontal resolution and the current
'vertical resolution do not greater than 800 and 600,
'the sample will be terminated automatically.
Private Sub DetectScreenResolution()
    Dim HRes As Long
    Dim VRes As Long
    HRes = GetDeviceCaps(hdc, HORZRES)
    VRes = GetDeviceCaps(hdc, VERTRES)
    If HRes < 800 And VRes < 600 Then
        MsgBox "This sample is best viewed in 800 by 600 pixels. " & _
            "Change your screen resolution to 800 by 600 pixels. This " & _
            "sample will be terminated.", vbInformation, "ViewWinInfo"
        End
    End If
End Sub
Private Sub Form_Load()
    DetectScreenResolution
    Set objWinView = New clsWinView
    ' set the form to top most
    Call SetWindowPos(hwnd, HWND_TOPMOST, 0, 0, 0, 0, FLAGS)
    LoadLabelText
    SetTabsTops lstChildWin.hwnd
    SetTabsTops lstOwnedWin.hwnd
    SetTabsTops lstTopLevelWin.hwnd
    LoadTopLevelWindows
End Sub
Private Sub Form_Unload(Cancel As Integer)
    Call SetWindowPos(hwnd, HWND_NOTOPMOST, 0, 0, 0, 0, FLAGS)
    Set objWinView = Nothing
End Sub
' Get the information of the specific window
Private Sub WinInfo(Optional strTmp As String, Optional lngHwnd As Long)
    Static TmpHwnd As Long
    Dim tmpobjWinPos As clsWinPosition
    Dim objTmpWinSize As clsWinSize
    Dim strPos As String
    Dim objTmpClassInfo As clsClassInfo
    Dim objTmpWinStyle As clsWInStyle
    Dim objTmpWinExStyle As clsWinExStyle
    If TmpHwnd = objWinView.GetHwndFromWord(strTmp) Then Exit Sub
    TmpHwnd = objWinView.GetHwndFromWord(strTmp)
    Set objTmpWinStyle = New clsWInStyle
    Set objTmpClassInfo = New clsClassInfo
    Set tmpobjWinPos = New clsWinPosition
    Set objTmpWinSize = New clsWinSize
    Set objTmpWinExStyle = New clsWinExStyle
    ListInfo(0).Clear
    ListInfo(2).Clear
    ListInfo(1).Clear
    ListInfo(3).Clear
    With objWinView
        Text1(0) = "&H" & TmpHwnd
        Text1(1) = .GetBaseNameFromWord(strTmp)
        Text1(2) = .GetClassNameFromWord(strTmp)
        .GetPosition TmpHwnd, tmpobjWinPos
        .GetSize TmpHwnd, objTmpWinSize
        .GetClassInfo TmpHwnd, objTmpClassInfo
        Text1(8) = .GetCtlName(TmpHwnd)
        Text1(9) = .GetParentWindow(TmpHwnd)
        Text1(10) = .GetWindowTitle(TmpHwnd)
        .GetWinStyle TmpHwnd, objTmpWinStyle
        .GetWinExStyle TmpHwnd, objTmpWinExStyle
    End With
    With objTmpWinStyle
        If .WS_BORDER Then ListInfo(2).AddItem "WS_BORDER"
        If .WS_CAPTION Then ListInfo(2).AddItem "WS_CAPTION"
        If .WS_CHILD Then ListInfo(2).AddItem "WS_CHILD"
        If .WS_CLIPCHILDREN Then ListInfo(2).AddItem "WS_CLIPCHILDREN"
        If .WS_CLIPSIBLINGS Then ListInfo(2).AddItem "WS_CLIPSIBLINGS"
        If .WS_DISABLED Then ListInfo(2).AddItem "WS_DISABLED"
        If .WS_DLGFRAME Then ListInfo(2).AddItem "WS_DLGFRAME"
        If .WS_GROUP Then ListInfo(2).AddItem "WS_GROUP"
        If .WS_HSCROLL Then ListInfo(2).AddItem "WS_HSCROLL"
        If .WS_MAXIMIZE Then ListInfo(2).AddItem "WS_MAXIMIZE"
        If .WS_MAXIMIZEBOX Then ListInfo(2).AddItem "WS_MAXIMIZEBOX"
        If .WS_POPUP Then ListInfo(2).AddItem "WS_POPUP"
        If .WS_SYSMENU Then ListInfo(2).AddItem "WS_SYSMENU"
        If .WS_TABSTOP Then ListInfo(2).AddItem "WS_TABSTOP"
        If .WS_THICKFRAME Then ListInfo(2).AddItem "WS_THICKFRAME"
        If .WS_VISIBLE Then ListInfo(2).AddItem "WS_VISIBLE"
        If .WS_VSCROLL Then ListInfo(2).AddItem "WS_VSCROLL"
    End With
    With objTmpWinSize
        Text1(4) = .Horiz_Pixels
        Text1(5) = .Vert_Pixels
    End With
    With objTmpClassInfo
        Text1(6) = .Class_Extra
        Text1(7) = .Word_Extra
        If .CS_BYTEALIGNCLIENT Then ListInfo(0).AddItem "CS_BYTEALIGNCLIENT"
        If .CS_BYTEALIGNWINDOW Then ListInfo(0).AddItem "CS_BYTEALIGNWINDOW"
        If .CS_CLASSDC Then ListInfo(0).AddItem "CS_CLASSDC"
        If .CS_DBLCLKS Then ListInfo(0).AddItem "CS_DBLCLKS"
        If .CS_HREDRAW Then ListInfo(0).AddItem "CS_HREDRAW"
        If .CS_VREDRAW Then ListInfo(0).AddItem "CS_VREDRAW"
        If .CS_NOCLOSE Then ListInfo(0).AddItem "CS_NOCLOSE"
        If .CS_OWNDC Then ListInfo(0).AddItem "CS_OWNDC"
        If .CS_PARENTDC Then ListInfo(0).AddItem "CS_PARENTDC"
        If .CS_PUBLICCLASS Then ListInfo(0).AddItem "CS_PUBLICCLASS"
        If .CS_SAVEBITS Then ListInfo(0).AddItem "CS_SAVEBITS"
    End With
    With objTmpWinExStyle
        If .WS_EX_ACCEPTFILES Then ListInfo(3).AddItem "WS_EX_ACCEPTFILES"
        If .WS_EX_APPWINDOW Then ListInfo(3).AddItem "WS_EX_APPWINDOW"
        If .WS_EX_CLIENTEDGE Then ListInfo(3).AddItem "WS_EX_CLIENTEDGE"
        If .WS_EX_CONTEXTHELP Then ListInfo(3).AddItem "WS_EX_CONTEXTHELP"
        If .WS_EX_CONTROLPARENT Then ListInfo(3).AddItem "WS_EX_CONTROLPARENT"
        If .WS_EX_DLGMODALFRAME Then ListInfo(3).AddItem "WS_EX_DLGMODALFRAME"
        If .WS_EX_LAYERED Then ListInfo(3).AddItem "WS_EX_LAYERED"
        If .WS_EX_LAYOUTRTL Then ListInfo(3).AddItem "WS_EX_LAYOUTRTL"
        If .WS_EX_LEFT Then ListInfo(3).AddItem "WS_EX_LEFT"
        If .WS_EX_LEFTSCROLLBAR Then ListInfo(3).AddItem "WS_EX_LEFTSCROLLBAR"
        If .WS_EX_LTRREADING Then ListInfo(3).AddItem "WS_EX_LTRREADING"
        If .WS_EX_MDICHILD Then ListInfo(3).AddItem "WS_EX_MDICHILD"
        If .WS_EX_NOACTIVATE Then ListInfo(3).AddItem "WS_EX_NOACTIVATE"
        If .WS_EX_NOINHERITLAYOUT Then ListInfo(3).AddItem "WS_EX_NOINHERITLAYOUT"
        If .WS_EX_NOPARENTNOTIFY Then ListInfo(3).AddItem "WS_EX_NOPARENTNOTIFY"
        If .WS_EX_OVERLAPPEDWINDOW Then ListInfo(3).AddItem "WS_EX_OVERLAPPEDWINDOW"
        If .WS_EX_PALETTEWINDOW Then ListInfo(3).AddItem "WS_EX_PALETTEWINDOW"
        If .WS_EX_RIGHT Then ListInfo(3).AddItem "WS_EX_RIGHT"
        If .WS_EX_RIGHTSCROLLBAR Then ListInfo(3).AddItem "WS_EX_RIGHTSCROLLBAR"
        If .WS_EX_RTLREADING Then ListInfo(3).AddItem "WS_EX_RTLREADING"
        If .WS_EX_STATICEDGE Then ListInfo(3).AddItem "WS_EX_STATICEDGE"
        If .WS_EX_TOOLWINDOW Then ListInfo(3).AddItem "WS_EX_TOOLWINDOW"
        If .WS_EX_TOPMOST Then ListInfo(3).AddItem "WS_EX_TOPMOST"
        If .WS_EX_TRANSPARENT Then ListInfo(3).AddItem "WS_EX_TRANSPARENT"
        If .WS_EX_WINDOWEDGE Then ListInfo(3).AddItem "WS_EX_WINDOWEDGE"
    End With
    With tmpobjWinPos
        strPos = "(" & .Left & "," & .Top & ") - (" & _
            .Right & "," & .Bottom & ")"
        Text1(3) = strPos
        If .Is_Enabled Then ListInfo(1).AddItem "Is_Enabled"
        If .Is_Iconic Then ListInfo(1).AddItem "Is_Icon"
        If .Is_Visible Then ListInfo(1).AddItem "Is_Visible"
        If .Is_Zoomed Then ListInfo(1).AddItem "Is_Zoom"
    End With
    Set objTmpWinStyle = Nothing
    Set objTmpClassInfo = Nothing
    Set tmpobjWinPos = Nothing
    Set objTmpWinSize = Nothing
End Sub
Sub SetTabsTops(ByVal LBHwnd As Long)
    Dim tabsets&(2)
    tabsets(0) = 45
    tabsets(1) = 110
    Call SendMessageLongByRef(LBHwnd, LB_SETTABSTOPS, 2, tabsets(0))
End Sub
Private Sub lstChildWin_Click()
    WinInfo lstChildWin.Text
End Sub
Private Sub lstOwnedWin_Click()
    WinInfo lstOwnedWin.Text
End Sub
Private Sub lstTopLevelWin_Click()
    On Local Error Resume Next
    WinInfo lstTopLevelWin.Text
    'List child windows of the selected window
    Dim strWindowDesc As String
    strWindowDesc = lstTopLevelWin.Text
    lstChildWin.Clear
    Call objWinView.GetChild(0&, strWindowDesc)
    Label3 = "Children of: " + "&" + strWindowDesc
    lstChildWin.ListIndex = 0
    'List owned windows of the selected window
    strWindowDesc = lstTopLevelWin.Text
    objWinView.GetOwnedWindow 0&, strWindowDesc
    lstOwnedWin.Clear
    lstOwnedWin.ListIndex = 0
    Label4.Caption = "Owned windows of: " + "&" + strWindowDesc
End Sub
Private Sub Timer1_Timer()
    Dim CurPos As POINTAPI
    Call GetCursorPos(CurPos)
    WinInfo objWinView.GetWindowFromPoint(hwnd, CurPos.x, CurPos.y)
End Sub