def __Scroll(self, type):
xViewStart, yViewStart = self.GetViewStart()
xClientSize, yClientSize = self.GetClientSizeTuple()
xVirtualSize, yVirtualSize = self.GetGridWindow().GetVirtualSize()
xScrollPixels, yScrollPixels = self.GetScrollPixelsPerUnit()
xScrollOld = self.GetScrollPos(wx.HORIZONTAL)
yScrollOld = self.GetScrollPos(wx.VERTICAL)
if (xScrollPixels == 0):
xClientSize = 0
xVirtualSize = -1
else:
xClientSize = xClientSize / xScrollPixels
xVirtualSize = xVirtualSize / xScrollPixels
if (yScrollPixels == 0):
yClientSize = 0
yVirtualSize = -1
else:
yClientSize = yClientSize / yScrollPixels
yVirtualSize = yVirtualSize / yScrollPixels
if (type == FGrid.__SCROLL_PAGE_UP):
yDest = yViewStart - (5 * yClientSize / 6)
if (yDest == -1):
self.Scroll(-1, 0)
else:
self.Scroll(-1, yDest)
elif (type == FGrid.__SCROLL_PAGE_DOWN):
self.Scroll(-1, yViewStart + (5 * yClientSize / 6))
elif (type == FGrid.__SCROLL_UP):
self.Scroll(-1, yViewStart - 1)
elif (type == FGrid.__SCROLL_DOWN):
self.Scroll(-1, yViewStart + 1)
elif (type == FGrid.__SCROLL_LEFT):
self.Scroll(xViewStart - 1, -1)
elif (type == FGrid.__SCROLL_RIGHT):
self.Scroll(xViewStart + 1, -1)
elif (type == FGrid.__SCROLL_ABS_TOP):
self.Scroll(-1, 0)
elif (type == FGrid.__SCROLL_ABS_BOTTOM):
self.Scroll(-1, yVirtualSize - yClientSize)
elif (type == FGrid.__SCROLL_ABS_LEFT):
self.Scroll(0, -1)
elif (type == FGrid.__SCROLL_ABS_RIGHT):
self.Scroll(xVirtualSize - xClientSize, -1)
xScrollNew = self.GetScrollPos(wx.HORIZONTAL)
if (xScrollOld != xScrollNew):
e = wx.ScrollWinEvent(wx.wxEVT_SCROLLWIN_THUMBTRACK, xScrollNew,
wx.HORIZONTAL)
e.SetEventObject(self)
self.GetEventHandler().ProcessEvent(e)
yScrollNew = self.GetScrollPos(wx.VERTICAL)
if (yScrollOld != yScrollNew):
e = wx.ScrollWinEvent(wx.wxEVT_SCROLLWIN_THUMBTRACK, yScrollNew,
wx.VERTICAL)
e.SetEventObject(self)
self.GetEventHandler().ProcessEvent(e)
def EventMouseWheel(self, event):
if self._text_ctrl.GetValue() == '' and len(self._dropdown_list) == 0:
if event.GetWheelRotation() > 0:
id = ClientCaches.MENU_EVENT_ID_TO_ACTION_CACHE.GetTemporaryId(
'select_up')
else:
id = ClientCaches.MENU_EVENT_ID_TO_ACTION_CACHE.GetTemporaryId(
'select_down')
new_event = wx.CommandEvent(
commandType=wx.wxEVT_COMMAND_MENU_SELECTED, winid=id)
self.ProcessEvent(new_event)
else:
if event.CmdDown():
key_event = wx.KeyEvent(wx.EVT_CHAR_HOOK.typeId)
if event.GetWheelRotation() > 0:
key_event.m_keyCode = wx.WXK_UP
else:
key_event.m_keyCode = wx.WXK_DOWN
self._dropdown_list.ProcessEvent(key_event)
else:
# for some reason, the scrolledwindow list doesn't process scroll events properly when in a popupwindow
# so let's just tell it to scroll manually
(start_x, start_y) = self._dropdown_list.GetViewStart()
if event.GetWheelRotation() > 0:
self._dropdown_list.Scroll(-1, start_y - 3)
else:
self._dropdown_list.Scroll(-1, start_y + 3)
if event.GetWheelRotation() > 0:
command_type = wx.wxEVT_SCROLLWIN_LINEUP
else:
command_type = wx.wxEVT_SCROLLWIN_LINEDOWN
wx.PostEvent(self, wx.ScrollWinEvent(command_type))
def EventMouseWheel(self, event):
if self._text_ctrl.GetValue() == '' and len(self._dropdown_list) == 0:
if event.GetWheelRotation() > 0:
new_event = SelectUpEvent(-1)
else:
new_event = SelectDownEvent(-1)
wx.PostEvent(self.GetEventHandler(), new_event)
else:
if event.CmdDown():
if event.GetWheelRotation() > 0:
self._dropdown_list.MoveSelectionUp()
else:
self._dropdown_list.MoveSelectionDown()
else:
# for some reason, the scrolledwindow list doesn't process scroll events properly when in a popupwindow
# so let's just tell it to scroll manually
(start_x, start_y) = self._dropdown_list.GetViewStart()
if event.GetWheelRotation() > 0:
self._dropdown_list.Scroll(-1, start_y - 3)
else:
self._dropdown_list.Scroll(-1, start_y + 3)
if event.GetWheelRotation() > 0:
command_type = wx.wxEVT_SCROLLWIN_LINEUP
else:
command_type = wx.wxEVT_SCROLLWIN_LINEDOWN
wx.PostEvent(self._dropdown_list.GetEventHandler(),
wx.ScrollWinEvent(command_type))
def scrollXY(self, scrollPosX, scrollPosY):
"""
Set scroll bars according to given pixel positions
"""
# Bad hack: First scroll to position to avoid a visible jump
# if scrolling works, then update display,
# then scroll again because it may have failed the first time
self.SetScrollPos(wx.HORIZONTAL, scrollPosX, False)
screvt = wx.ScrollWinEvent(wx.wxEVT_SCROLLWIN_THUMBTRACK, scrollPosX,
wx.HORIZONTAL)
self.ProcessEvent(screvt)
screvt = wx.ScrollWinEvent(wx.wxEVT_SCROLLWIN_THUMBRELEASE, scrollPosX,
wx.HORIZONTAL)
self.ProcessEvent(screvt)
self.SetScrollPos(wx.VERTICAL, scrollPosY, True)
screvt = wx.ScrollWinEvent(wx.wxEVT_SCROLLWIN_THUMBTRACK, scrollPosY,
wx.VERTICAL)
self.ProcessEvent(screvt)
screvt = wx.ScrollWinEvent(wx.wxEVT_SCROLLWIN_THUMBRELEASE, scrollPosY,
wx.VERTICAL)
self.ProcessEvent(screvt)
self.Update()
self.SetScrollPos(wx.HORIZONTAL, scrollPosX, False)
screvt = wx.ScrollWinEvent(wx.wxEVT_SCROLLWIN_THUMBTRACK, scrollPosX,
wx.HORIZONTAL)
self.ProcessEvent(screvt)
screvt = wx.ScrollWinEvent(wx.wxEVT_SCROLLWIN_THUMBRELEASE, scrollPosX,
wx.HORIZONTAL)
self.ProcessEvent(screvt)
self.SetScrollPos(wx.VERTICAL, scrollPosY, True)
screvt = wx.ScrollWinEvent(wx.wxEVT_SCROLLWIN_THUMBTRACK, scrollPosY,
wx.VERTICAL)
self.ProcessEvent(screvt)
screvt = wx.ScrollWinEvent(wx.wxEVT_SCROLLWIN_THUMBRELEASE, scrollPosY,
wx.VERTICAL)
self.ProcessEvent(screvt)
def test_ScrollWinEvent_ctor(self):
evt = wx.ScrollWinEvent()
