mouse-event%

A mouse-event% object encapsulates a mouse event. Mouse events are primarily processed by on-subwindow-event in window<%> and on-event in canvas<%>.

• (make-object mouse-event% event-type) -> mouse-event% object
      event-type : symbol in '(enter leave left-down left-up middle-down middle-up right-down right-up motion)

  Creates a mouse event for a particular type of event. The event types are:

  • 'enter -- mouse pointer entered the window
  • 'leave -- mouse pointer left the window
  • 'left-down -- left mouse button pressed
  • 'left-up -- left mouse button released
  • 'middle-down -- middle mouse button pressed
  • 'middle-up -- middle mouse button released
  • 'right-down -- right mouse button pressed (MacOS: click with command key pressed)
  • 'right-up -- right mouse button released (MacOS: release with command key pressed)
  • 'motion -- mouse moved, with or without button(s) pressed

  
  

• button-changed?
• button-down?
• button-up?
• dragging?
• entering?
• get-alt-down
• get-control-down
• get-event-type
• get-left-down
• get-meta-down
• get-middle-down
• get-right-down
• get-shift-down
• get-x
• get-y
• leaving?
• moving?
• set-alt-down
• set-control-down
• set-event-type
• set-left-down
• set-meta-down
• set-middle-down
• set-right-down
• set-shift-down
• set-x
• set-y

• button-changed? from mouse-event%
• button-down? from mouse-event%
• button-up? from mouse-event%
• dragging? from mouse-event%
• entering? from mouse-event%
• get-alt-down from mouse-event%
• get-control-down from mouse-event%
• get-event-type from mouse-event%
• get-left-down from mouse-event%
• get-meta-down from mouse-event%
• get-middle-down from mouse-event%
• get-right-down from mouse-event%
• get-shift-down from mouse-event%
• get-time-stamp from event%
• get-x from mouse-event%
• get-y from mouse-event%
• leaving? from mouse-event%
• moving? from mouse-event%
• set-alt-down from mouse-event%
• set-control-down from mouse-event%
• set-event-type from mouse-event%
• set-left-down from mouse-event%
• set-meta-down from mouse-event%
• set-middle-down from mouse-event%
• set-right-down from mouse-event%
• set-shift-down from mouse-event%
• set-time-stamp from event%
• set-x from mouse-event%
• set-y from mouse-event%