Platforms to show: All Mac Windows Linux Cross-Platform
/MacFrameworks/CGWindow capture
Required plugins for this example: MBS MacFrameworks Plugin, MBS MacCG Plugin, MBS Picture Plugin, MBS MacCF Plugin
You find this example project in your Plugins Download as a Xojo project file within the examples folder: /MacFrameworks/CGWindow capture
This example is the version from Sun, 17th Mar 2012.
Project "CGWindow capture.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Delete"
Const kFileQuit = "&Quit"
Const kFileQuitShortcut = ""
End Class
Class Window1 Inherits Window
Control PushButton1 Inherits PushButton
ControlInstance PushButton1 Inherits PushButton
EventHandler Sub Action()
dim windowID as integer = CGWindowMBS.GetWindowID(self)
dim p as picture = CGWindowMBS.CreateWindowListImage(self.left+canvas1.left, self.top+canvas1.top, canvas1.Width, canvas1.Height, CGWindowMBS.kCGWindowListOptionOnScreenBelowWindow,windowID, CGWindowMBS.kCGWindowImageDefault)
Title=str(p.Width)+" x "+str(p.Height)
// scale down to match canvas size
dim f as Double = min(canvas1.height/p.height,canvas1.width/p.width)
dim w as integer = f * p.Width
dim h as integer = f * p.Height
Canvas1.Backdrop=p.ScaleMBS(w,h)
End EventHandler
End Control
Control Canvas1 Inherits Canvas
ControlInstance Canvas1 Inherits Canvas
End Control
Control PushButton2 Inherits PushButton
ControlInstance PushButton2 Inherits PushButton
EventHandler Sub Action()
// take screenshot
dim windowID as integer = CGWindowMBS.GetWindowID(self)
dim p as Picture = CGWindowMBS.CreateWindowListImage(0, 0, 0, 0, CGWindowMBS.kCGWindowListOptionOnScreenBelowWindow, windowID, CGWindowMBS.kCGWindowImageDefault)
Title=str(p.Width)+" x "+str(p.Height)
// scale down to match canvas size
dim f as Double = min(canvas1.height/p.height,canvas1.width/p.width)
dim w as integer = f * p.Width
dim h as integer = f * p.Height
Canvas1.Backdrop=p.ScaleMBS(w,h)
End EventHandler
End Control
Control PushButton3 Inherits PushButton
ControlInstance PushButton3 Inherits PushButton
EventHandler Sub Action()
dim windowID as integer = CGWindowMBS.GetWindowID(self)
// you can grab CGImageMBS if you need
dim img as CGImageMBS = CGWindowMBS.CreateWindowListCGImage(0,0,0,0,CGWindowMBS.kCGWindowListOptionOnScreenBelowWindow,windowID, CGWindowMBS.kCGWindowImageDefault)
// and convert it later yourself to picture (if needed)
dim p as Picture = img.Picture
Title=str(p.Width)+" x "+str(p.Height)
// scale down to match canvas size
dim f as Double = min(canvas1.height/p.height,canvas1.width/p.width)
dim w as integer = f*p.Width
dim h as integer = f*p.Height
Canvas1.Backdrop=p.ScaleMBS(w,h)
End EventHandler
End Control
EventHandler Sub Open()
if not TargetMachO then
MsgBox "This project requires Mac OS X 10.5!"
end if
End EventHandler
End Class
MenuBar MenuBar1
MenuItem FileMenu = "&File"
MenuItem FileQuit = "#App.kFileQuit"
MenuItem EditMenu = "&Edit"
MenuItem EditUndo = "&Undo"
MenuItem UntitledMenu1 = "-"
MenuItem EditCut = "Cu&t"
MenuItem EditCopy = "&Copy"
MenuItem EditPaste = "&Paste"
MenuItem EditClear = "#App.kEditClear"
MenuItem UntitledMenu0 = "-"
MenuItem EditSelectAll = "Select &All"
End MenuBar
End Project
The items on this page are in the following plugins: MBS MacFrameworks Plugin.
