VERSION 5.00
Begin VB.UserControl TrayArea 
   Appearance      =   0  'Flat
   BackColor       =   &H80000005&
   CanGetFocus     =   0   'False
   ClientHeight    =   3600
   ClientLeft      =   0
   ClientTop       =   0
   ClientWidth     =   4800
   ClipControls    =   0   'False
   InvisibleAtRuntime=   -1  'True
   ScaleHeight     =   3600
   ScaleWidth      =   4800
   ToolboxBitmap   =   "TrayArea.ctx":0000
   Begin VB.Image Image1 
      Appearance      =   0  'Flat
      BorderStyle     =   1  'Fixed Single
      Height          =   510
      Left            =   0
      Picture         =   "TrayArea.ctx":00FA
      Top             =   0
      Width           =   510
   End
End
Attribute VB_Name = "TrayArea"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = True
Attribute VB_PredeclaredId = False
Attribute VB_Exposed = False
Option Explicit

'Tray Icon by Andrea Tincani
'For other VB stuff go to *** pages.hotbot.com/edu/tincani.andrea/index.html ***

'Tray Area Data structure for API calls
Private Type NOTIFYICONDATA
    cbSize As Long
    hwnd As Long
    UID As Long
    uFlags As Long
    uCallBackmessage As Long
    hIcon As Long
    szTip As String * 64
End Type

'Tray area operation constants
Private Const NIM_ADD = &H0
Private Const NIM_MODIFY = &H1
Private Const NIM_DELETE = &H2

Private Const NIF_MESSAGE = &H1
Private Const NIF_ICON = &H2
Private Const NIF_TIP = &H4

'Mouse event constants
Private Const WM_MOUSEMOVE = &H200
Private Const WM_LBUTTONDBLCLK = &H203
Private Const WM_LBUTTONDOWN = &H201
Private Const WM_LBUTTONUP = &H202
Private Const WM_RBUTTONDBLCLK = &H206
Private Const WM_RBUTTONDOWN = &H204
Private Const WM_RBUTTONUP = &H205
Private Const WM_MOUSEOVER = &H200

Private Declare Function Shell_NotifyIcon Lib "shell32" (ByVal dwMessage As Long, pnid As NOTIFYICONDATA) As Boolean

'Type to pass to the API
Dim nid As NOTIFYICONDATA
'Property default values
Const m_def_Visible = False
Const m_def_ToolTip = ""
'Property variabls
Dim m_Visible As Boolean
Dim m_ToolTip As String
Dim m_Icon As Picture
'events definition
Event MouseMove()
Event MouseDown(Button As Integer)
Event MouseUp(Button As Integer)
Event DblClick() 'MappingInfo=UserControl,UserControl,-1,DblClick
Attribute DblClick.VB_Description = "Viene generato quando si preme e si rilascia due volte in rapida successione un pulsante del mouse su un oggetto."

Public Property Get Icon() As Picture
    Set Icon = m_Icon
End Property

Public Property Set Icon(ByVal New_Icon As Picture)
    Set m_Icon = New_Icon
    If New_Icon Is Nothing Then
        Visible = False
    Else
        If m_Visible Then
            nid.uFlags = NIF_ICON
            nid.hIcon = m_Icon
            Shell_NotifyIcon NIM_MODIFY, nid
        End If
    End If
    PropertyChanged "Icon"
End Property

Public Property Get ToolTip() As String
    ToolTip = m_ToolTip
End Property

Public Property Let ToolTip(ByVal New_ToolTip As String)
    m_ToolTip = Trim(New_ToolTip)
    nid.uFlags = NIF_TIP
    nid.szTip = m_ToolTip & vbNullChar
    Shell_NotifyIcon NIM_MODIFY, nid
    PropertyChanged "ToolTip"
End Property

'Property Initialization
Private Sub UserControl_InitProperties()
    Set m_Icon = LoadPicture("")
    m_ToolTip = m_def_ToolTip
    m_Visible = m_def_Visible
End Sub

Private Sub UserControl_ReadProperties(PropBag As PropertyBag)

    Set m_Icon = PropBag.ReadProperty("Icon", Nothing)
    m_ToolTip = PropBag.ReadProperty("ToolTip", m_def_ToolTip)
    m_Visible = PropBag.ReadProperty("Visible", m_def_Visible)
End Sub

Private Sub UserControl_Resize()
    Static inloop As Boolean
    
    If inloop Then Exit Sub
    inloop = True
    Height = Image1.Height
    Width = Image1.Width
    inloop = False
End Sub

Private Sub UserControl_Terminate()
    Shell_NotifyIcon NIM_DELETE, nid
End Sub

Private Sub UserControl_WriteProperties(PropBag As PropertyBag)
    Call PropBag.WriteProperty("Icon", m_Icon, Nothing)
    Call PropBag.WriteProperty("ToolTip", m_ToolTip, m_def_ToolTip)
    Call PropBag.WriteProperty("Visible", m_Visible, m_def_Visible)
End Sub

Private Sub UserControl_MouseMove(Button As Integer, Shift As Integer, x As Single, y As Single)
    Select Case x / Screen.TwipsPerPixelX
    Case WM_LBUTTONDBLCLK
        RaiseEvent DblClick
    Case WM_LBUTTONDOWN
        RaiseEvent MouseDown(vbLeftButton)
    Case WM_LBUTTONUP
        RaiseEvent MouseUp(vbLeftButton)
    Case WM_RBUTTONDBLCLK
        'RaiseEvent DblClick
    Case WM_RBUTTONDOWN
        RaiseEvent MouseDown(vbRightButton)
    Case WM_RBUTTONUP
        RaiseEvent MouseUp(vbRightButton)
    Case WM_MOUSEOVER
        RaiseEvent MouseMove
    End Select
End Sub

Public Property Get Visible() As Boolean
Attribute Visible.VB_MemberFlags = "400"
    Visible = m_Visible
End Property

Public Property Let Visible(ByVal New_Visible As Boolean)
    If m_Visible = New_Visible Then Exit Property
    m_Visible = New_Visible
    If m_Visible Then
        If Ambient.UserMode Then
            nid.cbSize = Len(nid)
            nid.hwnd = UserControl.hwnd
            nid.UID = Int((Rnd * 65535) + 1)
            nid.uFlags = NIF_MESSAGE
            If Not m_Icon Is Nothing Then
                nid.uFlags = nid.uFlags + NIF_ICON
                nid.hIcon = m_Icon
            End If
            If m_ToolTip <> "" Then
                nid.uFlags = nid.uFlags + NIF_TIP
                nid.szTip = m_ToolTip & vbNullChar
            End If
            nid.uCallBackmessage = WM_MOUSEMOVE
            Shell_NotifyIcon NIM_ADD, nid
        End If
    Else
        Shell_NotifyIcon NIM_DELETE, nid
    End If
    PropertyChanged "Visible"
End Property