WinNotificationMBS.Constructor

Creates an invisible dummy window to listen for notifications.

See also:

• Constructor(Control as DesktopUIControl)
• Constructor(control as RectControl)
• Constructor(Window as DesktopWindow)
• Constructor(Window as window)
• Constructor(WindowHandle as Integer)

WinNotificationMBS.Constructor(Control as DesktopUIControl)

Takes an existing Xojo control and intercepts messages going there to listen for the notifications you are interested for.
The class keeps a reference to the control to make sure it is not destroyed before this object is destroyed.

See also:

• Constructor
• Constructor(control as RectControl)
• Constructor(Window as DesktopWindow)
• Constructor(Window as window)
• Constructor(WindowHandle as Integer)

WinNotificationMBS.Constructor(control as RectControl)

Takes an existing Xojo control and intercepts messages going there to listen for the notifications you are interested for.
The class keeps a reference to the control to make sure it is not destroyed before this object is destroyed.

See also:

• Constructor
• Constructor(Control as DesktopUIControl)
• Constructor(Window as DesktopWindow)
• Constructor(Window as window)
• Constructor(WindowHandle as Integer)

WinNotificationMBS.Constructor(Window as DesktopWindow)

Takes an existing Xojo Window and intercepts messages going there to listen for the notifications you are interested for.
If you listen for global notifications sent to all windows, we prefer the other constructor.
The class keeps a reference to the window to make sure it is not destroyed before this object is destroyed.

See also:

• Constructor
• Constructor(Control as DesktopUIControl)
• Constructor(control as RectControl)
• Constructor(Window as window)
• Constructor(WindowHandle as Integer)

WinNotificationMBS.Constructor(Window as window)

Takes an existing Xojo Window and intercepts messages going there to listen for the notifications you are interested for.
If you listen for global notifications sent to all windows, we prefer the other constructor.
The class keeps a reference to the window to make sure it is not destroyed before this object is destroyed.

See also:

• Constructor
• Constructor(Control as DesktopUIControl)
• Constructor(control as RectControl)
• Constructor(Window as DesktopWindow)
• Constructor(WindowHandle as Integer)

WinNotificationMBS.Constructor(WindowHandle as Integer)

Takes an existing window and intercepts messages going there to listen for the notifications you are interested for.
If you listen for global notifications sent to all windows, we prefer the other constructor.
The class keeps a reference to the window to make sure it is not destroyed before this object is destroyed.

See also:

• Constructor
• Constructor(Control as DesktopUIControl)
• Constructor(control as RectControl)
• Constructor(Window as DesktopWindow)
• Constructor(Window as window)

WinNotificationMBS.IsListeningFor(MessageID as Integer) as boolean

dim w as new WinNotificationMBS

const WM_TIMECHANGE = &h001E
if w.ListenForMessage(WM_TIMECHANGE) then
  MsgBox str(w.IsListeningFor(WM_TIMECHANGE))
end if

Returns true if we listen for this notification name or false if not.

See also:

• IsListeningFor(name as string) as boolean

WinNotificationMBS.IsListeningFor(name as string) as boolean

dim w as new WinNotificationMBS

if w.ListenForMessage("Hello") then
  MsgBox str(w.IsListeningFor("Hello"))
end if

Returns true if we listen for this notification name or false if not.

See also:

• IsListeningFor(MessageID as Integer) as boolean

WinNotificationMBS.ListenForMessage(MessageID as Integer) as boolean

Returns true on success and false on failure.

See also:

• ListenForMessage(name as string) as boolean

Some examples using this method:

• /Win/App Instances
• /Win/MDI Window Background
• /Win/Notification

WinNotificationMBS.ListenForMessage(name as string) as boolean

Returns true on success and false on failure.

See also:

• ListenForMessage(MessageID as Integer) as boolean

WinNotificationMBS.StopListeningForMessage(MessageID as Integer) as boolean

dim w as new WinNotificationMBS

const WM_TIMECHANGE = &h001E
if w.ListenForMessage(WM_TIMECHANGE) then
  if w.StopListeningForMessage(WM_TIMECHANGE) then
    MsgBox "OK"
  end if
end if

See also:

• StopListeningForMessage(name as string) as boolean

Some examples using this method:

• /Win/Notification

WinNotificationMBS.StopListeningForMessage(name as string) as boolean

dim w as new WinNotificationMBS

if w.ListenForMessage("Hello") then
  if w.StopListeningForMessage("Hello") then
    MsgBox "OK"
  end if
end if

See also:

• StopListeningForMessage(MessageID as Integer) as boolean