X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/96bfd05319f9e393843e84ca5274d85ff248bad4..fb93b610c5991b12bd6404fe1fc08fd60a30615c:/wxPython/demo/wxScrolledWindow.py?ds=sidebyside

diff --git a/wxPython/demo/wxScrolledWindow.py b/wxPython/demo/wxScrolledWindow.py
index cdc526826e..ca1f8f6619 100644
--- a/wxPython/demo/wxScrolledWindow.py
+++ b/wxPython/demo/wxScrolledWindow.py
@@ -84,6 +84,18 @@ class MyCanvas(wxScrolledWindow):
         dc.SetPen(wxPen(wxNamedColour('RED')))
         dc.DrawEllipticArc(200, 500, 50, 75, 0, 90)
 
+        y = 20
+        for style in [wxDOT, wxLONG_DASH, wxSHORT_DASH, wxDOT_DASH, wxUSER_DASH]:
+            pen = wxPen("DARK ORCHID", 1, style)
+            if style == wxUSER_DASH:
+                pen.SetDashes([0, 1, 2, 3, 4, 5, 6, 7, 8])
+                pen.SetColour("RED")
+
+            dc.SetPen(pen)
+            dc.DrawLine(300, y, 400, y)
+            y = y + 10
+
+
         self.DrawSavedLines(dc)
         dc.EndDrawing()
 
@@ -127,6 +139,27 @@ class MyCanvas(wxScrolledWindow):
             self.curLine = []
             self.ReleaseMouse()
 
+
+## This is an example of what to do for the EVT_MOUSEWHEEL event,
+## but since wxScrolledWindow does this already it's not
+## necessary to do it ourselves.
+
+##     wheelScroll = 0
+##     def OnWheel(self, evt):
+##         delta = evt.GetWheelDelta()
+##         rot = evt.GetWheelRotation()
+##         linesPer = evt.GetLinesPerAction()
+##         ws = self.wheelScroll
+##         ws = ws + rot
+##         lines = ws / delta
+##         ws = ws - lines * delta
+##         self.wheelScroll = ws
+##         if lines != 0:
+##             lines = lines * linesPer
+##             vsx, vsy = self.GetViewStart()
+##             scrollTo = vsy - lines
+##             self.Scroll(-1, scrollTo)
+
 #---------------------------------------------------------------------------
 
 def runTest(frame, nb, log):