+#----------------------------------------------------------------------------
+# Name: GridColMover.py
+# Purpose: Grid Column Mover Extension
+#
+# Author: Gerrit van Dyk (email: gerritvd@decillion.net)
+#
+# Version 0.1
+# Date: Nov 19, 2002
+# RCS-ID: $Id$
+# Licence: wxWindows license
+#----------------------------------------------------------------------------
+# 12/07/2003 - Jeff Grimmett (grimmtooth@softhome.net)
+#
+# o 2.5 Compatability changes
+#
+# 12/18/2003 - Jeff Grimmett (grimmtooth@softhome.net)
+#
+# o wxGridColMoveEvent -> GridColMoveEvent
+# o wxGridRowMoveEvent -> GridRowMoveEvent
+# o wxGridColMover -> GridColMover
+# o wxGridRowMover -> GridRowMover
+#
-"""Renamer stub: provides a way to drop the wx prefix from wxPython objects."""
-from wx import _rename
-from wxPython.lib import gridmovers
-_rename(globals(), gridmovers.__dict__, modulename='lib.gridmovers')
-del gridmovers
-del _rename
+import wx
+import wx.grid
+
+#----------------------------------------------------------------------------
+# event class and macros
+#
+# New style 12/7/03
+#
+
+wxEVT_COMMAND_GRID_COL_MOVE = wx.NewEventType()
+wxEVT_COMMAND_GRID_ROW_MOVE = wx.NewEventType()
+
+EVT_GRID_COL_MOVE = wx.PyEventBinder(wxEVT_COMMAND_GRID_COL_MOVE, 1)
+EVT_GRID_ROW_MOVE = wx.PyEventBinder(wxEVT_COMMAND_GRID_ROW_MOVE, 1)
+
+#----------------------------------------------------------------------------
+
+class GridColMoveEvent(wx.PyCommandEvent):
+ def __init__(self, id, dCol, bCol):
+ wx.PyCommandEvent.__init__(self, id = id)
+ self.SetEventType(wxEVT_COMMAND_GRID_COL_MOVE)
+ self.moveColumn = dCol
+ self.beforeColumn = bCol
+
+ def GetMoveColumn(self):
+ return self.moveColumn
+
+ def GetBeforeColumn(self):
+ return self.beforeColumn
+
+
+class GridRowMoveEvent(wx.PyCommandEvent):
+ def __init__(self, id, dRow, bRow):
+ wx.PyCommandEvent.__init__(self,id = id)
+ self.SetEventType(wxEVT_COMMAND_GRID_ROW_MOVE)
+ self.moveRow = dRow
+ self.beforeRow = bRow
+
+ def GetMoveRow(self):
+ return self.moveRow
+
+ def GetBeforeRow(self):
+ return self.beforeRow
+
+
+#----------------------------------------------------------------------------
+# graft new methods into the wxGrid class
+
+def _ColToRect(self,col):
+ if self.GetNumberRows() > 0:
+ rect = self.CellToRect(0,col)
+ else:
+ rect = wx.Rect()
+ rect.height = self.GetColLabelSize()
+ rect.width = self.GetColSize(col)
+
+ for cCol in range(0,col):
+ rect.x += self.GetColSize(cCol)
+
+ rect.y = self.GetGridColLabelWindow().GetPosition()[1]
+ return rect
+
+wx.grid.Grid.ColToRect = _ColToRect
+
+
+def _RowToRect(self,row):
+ if self.GetNumberCols() > 0:
+ rect = self.CellToRect(row,0)
+ else:
+ rect = wx.Rect()
+ rect.width = self.GetRowLabelSize()
+ rect.height = self.GetRowSize(row)
+
+ for cRow in range(0,row):
+ rect.y += self.GetRowSize(cRow)
+
+ rect.x = self.GetGridRowLabelWindow().GetPosition()[0]
+ return rect
+
+wx.grid.Grid.RowToRect = _RowToRect
+
+
+#----------------------------------------------------------------------------
+
+class ColDragWindow(wx.Window):
+ def __init__(self,parent,image,dragCol):
+ wx.Window.__init__(self,parent,-1, style=wx.SIMPLE_BORDER)
+ self.image = image
+ self.SetSize((self.image.GetWidth(),self.image.GetHeight()))
+ self.ux = parent.GetScrollPixelsPerUnit()[0]
+ self.moveColumn = dragCol
+
+ self.Bind(wx.EVT_PAINT, self.OnPaint)
+
+ def DisplayAt(self,pos,y):
+ x = self.GetPositionTuple()[0]
+ if x == pos:
+ self.Refresh() # Need to display insertion point
+ else:
+ self.MoveXY(pos,y)
+
+ def GetMoveColumn(self):
+ return self.moveColumn
+
+ def _GetInsertionInfo(self):
+ parent = self.GetParent()
+ sx = parent.GetViewStart()[0] * self.ux
+ sx -= parent.GetRowLabelSize()
+ x = self.GetPosition()[0]
+ w = self.GetSize()[0]
+ sCol = parent.XToCol(x + sx)
+ eCol = parent.XToCol(x + w + sx)
+ iPos = xPos = xCol = 99999
+ centerPos = x + sx + (w / 2)
+
+ for col in range(sCol,eCol + 1):
+ cx = parent.ColToRect(col)[0]
+
+ if abs(cx - centerPos) < iPos:
+ iPos = abs(cx - centerPos)
+ xCol = col
+ xPos = cx
+
+ if xCol < 0 or xCol > parent.GetNumberCols():
+ xCol = parent.GetNumberCols()
+
+ return (xPos - sx - x,xCol)
+
+ def GetInsertionColumn(self):
+ return self._GetInsertionInfo()[1]
+
+ def GetInsertionPos(self):
+ return self._GetInsertionInfo()[0]
+
+ def OnPaint(self,evt):
+ dc = wx.PaintDC(self)
+ w,h = self.GetSize()
+ dc.DrawBitmap(self.image, 0,0)
+ dc.SetPen(wx.Pen(wx.BLACK,1,wx.SOLID))
+ dc.SetBrush(wx.TRANSPARENT_BRUSH)
+ dc.DrawRectangle(0,0, w,h)
+ iPos = self.GetInsertionPos()
+ dc.DrawLine(iPos,h - 10, iPos,h)
+
+
+
+
+class RowDragWindow(wx.Window):
+ def __init__(self,parent,image,dragRow):
+ wx.Window.__init__(self,parent,-1, style=wx.SIMPLE_BORDER)
+ self.image = image
+ self.SetSize((self.image.GetWidth(),self.image.GetHeight()))
+ self.uy = parent.GetScrollPixelsPerUnit()[1]
+ self.moveRow = dragRow
+
+ self.Bind(wx.EVT_PAINT, self.OnPaint)
+
+ def DisplayAt(self,x,pos):
+ y = self.GetPosition()[1]
+ if y == pos:
+ self.Refresh() # Need to display insertion point
+ else:
+ self.MoveXY(x,pos)
+
+ def GetMoveRow(self):
+ return self.moveRow
+
+ def _GetInsertionInfo(self):
+ parent = self.GetParent()
+ sy = parent.GetViewStart()[1] * self.uy
+ sy -= parent.GetColLabelSize()
+ y = self.GetPosition()[1]
+ h = self.GetSize()[1]
+ sRow = parent.YToRow(y + sy)
+ eRow = parent.YToRow(y + h + sy)
+ iPos = yPos = yRow = 99999
+ centerPos = y + sy + (h / 2)
+
+ for row in range(sRow,eRow + 1):
+ cy = parent.RowToRect(row)[1]
+
+ if abs(cy - centerPos) < iPos:
+ iPos = abs(cy - centerPos)
+ yRow = row
+ yPos = cy
+
+ if yRow < 0 or yRow > parent.GetNumberRows():
+ yRow = parent.GetNumberRows()
+
+ return (yPos - sy - y,yRow)
+
+ def GetInsertionRow(self):
+ return self._GetInsertionInfo()[1]
+
+ def GetInsertionPos(self):
+ return self._GetInsertionInfo()[0]
+
+ def OnPaint(self,evt):
+ dc = wx.PaintDC(self)
+ w,h = self.GetSize()
+ dc.DrawBitmap(self.image, 0,0)
+ dc.SetPen(wx.Pen(wx.BLACK,1,wx.SOLID))
+ dc.SetBrush(wx.TRANSPARENT_BRUSH)
+ dc.DrawRectangle(0,0, w,h)
+ iPos = self.GetInsertionPos()
+ dc.DrawLine(w - 10,iPos, w,iPos)
+
+#----------------------------------------------------------------------------
+
+class GridColMover(wx.EvtHandler):
+ def __init__(self,grid):
+ wx.EvtHandler.__init__(self)
+
+ self.grid = grid
+ self.lwin = grid.GetGridColLabelWindow()
+ self.lwin.PushEventHandler(self)
+ self.colWin = None
+ self.ux = self.grid.GetScrollPixelsPerUnit()[0]
+ self.startX = -10
+ self.cellX = 0
+ self.didMove = False
+ self.isDragging = False
+
+ self.Bind(wx.EVT_MOTION, self.OnMouseMove)
+ self.Bind(wx.EVT_LEFT_DOWN, self.OnPress)
+ self.Bind(wx.EVT_LEFT_UP, self.OnRelease)
+
+ def OnMouseMove(self,evt):
+ if self.isDragging:
+ _rlSize = self.grid.GetRowLabelSize()
+ if abs(self.startX - evt.m_x) >= 3 \
+ and abs(evt.m_x - self.lastX) >= 3:
+ self.lastX = evt.m_x
+ self.didMove = True
+ sx,y = self.grid.GetViewStart()
+ w,h = self.lwin.GetClientSize()
+ x = sx * self.ux
+
+ if (evt.m_x + x) < x:
+ x = evt.m_x + x
+ elif evt.m_x > w:
+ x += evt.m_x - w
+
+ if x < 1: x = 0
+ else: x /= self.ux
+
+ if x != sx:
+ if wx.Platform == '__WXMSW__':
+ self.colWin.Show(False)
+
+ self.grid.Scroll(x,y)
+
+ x,y = self.lwin.ClientToScreenXY(evt.m_x,0)
+ x,y = self.grid.ScreenToClientXY(x,y)
+
+ if not self.colWin.IsShown():
+ self.colWin.Show(True)
+
+ px = x - self.cellX
+
+ if px < 0 + _rlSize: px = 0 + _rlSize
+
+ if px > w - self.colWin.GetSize()[0] + _rlSize:
+ px = w - self.colWin.GetSize()[0] + _rlSize
+
+ self.colWin.DisplayAt(px,y)
+ return
+
+
+ def OnPress(self,evt):
+ self.startX = self.lastX = evt.m_x
+ _rlSize = self.grid.GetRowLabelSize()
+ sx = self.grid.GetViewStart()[0] * self.ux
+ sx -= _rlSize
+ px,py = self.lwin.ClientToScreenXY(evt.m_x,evt.m_y)
+ px,py = self.grid.ScreenToClientXY(px,py)
+
+ if self.grid.XToEdgeOfCol(px + sx) != wx.NOT_FOUND:
+ evt.Skip()
+ return
+
+ self.isDragging = True
+ self.didMove = False
+ col = self.grid.XToCol(px + sx)
+ rect = self.grid.ColToRect(col)
+ self.cellX = px + sx - rect.x
+ size = self.lwin.GetSize()
+ rect.y = 0
+ rect.x -= sx + _rlSize
+ rect.height = size[1]
+ colImg = self._CaptureImage(rect)
+ self.colWin = ColDragWindow(self.grid,colImg,col)
+ self.colWin.Show(False)
+ self.lwin.CaptureMouse()
+ evt.Skip()
+
+ def OnRelease(self,evt):
+ if self.isDragging:
+ self.lwin.ReleaseMouse()
+ self.colWin.Show(False)
+ self.isDragging = False
+
+ if not self.didMove:
+ px = self.lwin.ClientToScreenXY(self.startX,0)[0]
+ px = self.grid.ScreenToClientXY(px,0)[0]
+ sx = self.grid.GetViewStart()[0] * self.ux
+ sx -= self.grid.GetRowLabelSize()
+ col = self.grid.XToCol(px+sx)
+
+ if col != wx.NOT_FOUND:
+ self.grid.SelectCol(col,evt.m_controlDown)
+
+ return
+ else:
+ bCol = self.colWin.GetInsertionColumn()
+ dCol = self.colWin.GetMoveColumn()
+ wx.PostEvent(self,
+ GridColMoveEvent(self.grid.GetId(), dCol, bCol))
+
+ self.colWin.Destroy()
+ evt.Skip()
+
+ def _CaptureImage(self,rect):
+ bmp = wx.EmptyBitmap(rect.width,rect.height)
+ memdc = wx.MemoryDC()
+ memdc.SelectObject(bmp)
+ dc = wx.WindowDC(self.lwin)
+ memdc.Blit(0,0, rect.width, rect.height, dc, rect.x, rect.y)
+ memdc.SelectObject(wx.NullBitmap)
+ return bmp
+
+
+class GridRowMover(wx.EvtHandler):
+ def __init__(self,grid):
+ wx.EvtHandler.__init__(self)
+
+ self.grid = grid
+ self.lwin = grid.GetGridRowLabelWindow()
+ self.lwin.PushEventHandler(self)
+ self.rowWin = None
+ self.uy = self.grid.GetScrollPixelsPerUnit()[1]
+ self.startY = -10
+ self.cellY = 0
+ self.didMove = False
+ self.isDragging = False
+
+ self.Bind(wx.EVT_MOTION, self.OnMouseMove)
+ self.Bind(wx.EVT_LEFT_DOWN, self.OnPress)
+ self.Bind(wx.EVT_LEFT_UP, self.OnRelease)
+
+ def OnMouseMove(self,evt):
+ if self.isDragging:
+ _clSize = self.grid.GetColLabelSize()
+ if abs(self.startY - evt.m_y) >= 3 \
+ and abs(evt.m_y - self.lastY) >= 3:
+ self.lastY = evt.m_y
+ self.didMove = True
+ x,sy = self.grid.GetViewStart()
+ w,h = self.lwin.GetClientSizeTuple()
+ y = sy * self.uy
+
+ if (evt.m_y + y) < y:
+ y = evt.m_y + y
+ elif evt.m_y > h:
+ y += evt.m_y - h
+
+ if y < 1:
+ y = 0
+ else:
+ y /= self.uy
+
+ if y != sy:
+ if wx.Platform == '__WXMSW__':
+ self.rowWin.Show(False)
+
+ self.grid.Scroll(x,y)
+
+ x,y = self.lwin.ClientToScreenXY(0,evt.m_y)
+ x,y = self.grid.ScreenToClientXY(x,y)
+
+ if not self.rowWin.IsShown():
+ self.rowWin.Show(True)
+
+ py = y - self.cellY
+
+ if py < 0 + _clSize:
+ py = 0 + _clSize
+
+ if py > h - self.rowWin.GetSize()[1] + _clSize:
+ py = h - self.rowWin.GetSize()[1] + _clSize
+
+ self.rowWin.DisplayAt(x,py)
+ return
+
+
+ def OnPress(self,evt):
+ self.startY = self.lastY = evt.m_y
+ _clSize = self.grid.GetColLabelSize()
+ sy = self.grid.GetViewStart()[1] * self.uy
+ sy -= _clSize
+ px,py = self.lwin.ClientToScreenXY(evt.m_x,evt.m_y)
+ px,py = self.grid.ScreenToClientXY(px,py)
+
+ if self.grid.YToEdgeOfRow(py + sy) != wx.NOT_FOUND:
+ evt.Skip()
+ return
+
+ self.isDragging = True
+ self.didMove = False
+ row = self.grid.YToRow(py + sy)
+ rect = self.grid.RowToRect(row)
+ self.cellY = py + sy - rect.y
+ size = self.lwin.GetSize()
+ rect.x = 0
+ rect.y -= sy + _clSize
+ rect.width = size[0]
+ rowImg = self._CaptureImage(rect)
+ self.rowWin = RowDragWindow(self.grid,rowImg,row)
+ self.rowWin.Show(False)
+ self.lwin.CaptureMouse()
+ evt.Skip()
+
+ def OnRelease(self,evt):
+ if self.isDragging:
+ self.lwin.ReleaseMouse()
+ self.rowWin.Show(False)
+ self.isDragging = False
+
+ if not self.didMove:
+ py = self.lwin.ClientToScreenXY(0,self.startY)[1]
+ py = self.grid.ScreenToClientXY(0,py)[1]
+ sy = self.grid.GetViewStart()[1] * self.uy
+ sy -= self.grid.GetColLabelSize()
+ row = self.grid.YToRow(py + sy)
+
+ if row != wx.NOT_FOUND:
+ self.grid.SelectRow(row,evt.m_controlDown)
+ return
+ else:
+ bRow = self.rowWin.GetInsertionRow()
+ dRow = self.rowWin.GetMoveRow()
+
+ wx.PostEvent(self,
+ GridRowMoveEvent(self.grid.GetId(), dRow, bRow))
+
+ self.rowWin.Destroy()
+ evt.Skip()
+
+ def _CaptureImage(self,rect):
+ bmp = wx.EmptyBitmap(rect.width,rect.height)
+ memdc = wx.MemoryDC()
+ memdc.SelectObject(bmp)
+ dc = wx.WindowDC(self.lwin)
+ memdc.Blit(0,0, rect.width, rect.height, dc, rect.x, rect.y)
+ memdc.SelectObject(wx.NullBitmap)
+ return bmp
+
+
+#----------------------------------------------------------------------------
projects / wxWidgets.git / blobdiff