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wxWidgets/wxPython/wx/lib/multisash.py
Robin Dunn d7403ad2d1 Reverted to old method names/signatures for wx.DC, updated lib and 
demo to match.  Also fixed some deprecation warnings.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27049 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2004-05-02 02:41:33 +00:00

734 lines
23 KiB
Python
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#----------------------------------------------------------------------
# Name: multisash
# Purpose: Multi Sash control
#
# Author: Gerrit van Dyk
#
# Created: 2002/11/20
# Version: 0.1
# RCS-ID: $Id$
# License: wxWindows license
#----------------------------------------------------------------------
# 12/09/2003 - Jeff Grimmett (grimmtooth@softhome.net)
#
# o 2.5 compatability update.
#
# 12/20/2003 - Jeff Grimmett (grimmtooth@softhome.net)
#
# o wxMultiSash -> MultiSash
# o wxMultiSplit -> MultiSplit wxMultiViewLeaf
# o wxMultiViewLeaf -> MultiViewLeaf
#
import wx
MV_HOR = 0
MV_VER = not MV_HOR
SH_SIZE = 5
CR_SIZE = SH_SIZE * 3
#----------------------------------------------------------------------
class MultiSash(wx.Window):
def __init__(self, *_args,**_kwargs):
apply(wx.Window.__init__,(self,) + _args,_kwargs)
self._defChild = EmptyChild
self.child = MultiSplit(self,self,(0,0),self.GetSize())
self.Bind(wx.EVT_SIZE,self.OnMultiSize)
def SetDefaultChildClass(self,childCls):
self._defChild = childCls
self.child.DefaultChildChanged()
def OnMultiSize(self,evt):
self.child.SetSize(self.GetSize())
def UnSelect(self):
self.child.UnSelect()
def Clear(self):
old = self.child
self.child = MultiSplit(self,self,(0,0),self.GetSize())
old.Destroy()
self.child.OnSize(None)
def GetSaveData(self):
saveData = {}
saveData['_defChild'] = str(self._defChild)
saveData['child'] = self.child.GetSaveData()
return saveData
def SetSaveData(self,data):
dChild = data['_defChild']
mod = dChild.split('.')[0]
exec 'import %s' % mod
self._defChild = eval(dChild)
old = self.child
self.child = MultiSplit(self,self,wxPoint(0,0),self.GetSize())
self.child.SetSaveData(data['child'])
old.Destroy()
self.OnMultiSize(None)
self.child.OnSize(None)
#----------------------------------------------------------------------
class MultiSplit(wx.Window):
def __init__(self,multiView,parent,pos,size,view1 = None):
wx.Window.__init__(self,id = -1,parent = parent,pos = pos,size = size,
style = wx.CLIP_CHILDREN)
self.multiView = multiView
self.view2 = None
if view1:
self.view1 = view1
self.view1.Reparent(self)
self.view1.MoveXY(0,0)
else:
self.view1 = MultiViewLeaf(self.multiView,self,
(0,0),self.GetSize())
self.direction = None
self.Bind(wx.EVT_SIZE,self.OnSize)
def GetSaveData(self):
saveData = {}
if self.view1:
saveData['view1'] = self.view1.GetSaveData()
if isinstance(self.view1,MultiSplit):
saveData['view1IsSplit'] = 1
if self.view2:
saveData['view2'] = self.view2.GetSaveData()
if isinstance(self.view2,MultiSplit):
saveData['view2IsSplit'] = 1
saveData['direction'] = self.direction
v1,v2 = self.GetPosition()
saveData['x'] = v1
saveData['y'] = v2
v1,v2 = self.GetSize()
saveData['w'] = v1
saveData['h'] = v2
return saveData
def SetSaveData(self,data):
self.direction = data['direction']
self.SetDimensions(int(data['x']), int(data['y']), int(data['w']), int(data['h']))
v1Data = data.get('view1',None)
if v1Data:
isSplit = data.get('view1IsSplit',None)
old = self.view1
if isSplit:
self.view1 = MultiSplit(self.multiView,self,
(0,0),self.GetSize())
else:
self.view1 = MultiViewLeaf(self.multiView,self,
(0,0),self.GetSize())
self.view1.SetSaveData(v1Data)
if old:
old.Destroy()
v2Data = data.get('view2',None)
if v2Data:
isSplit = data.get('view2IsSplit',None)
old = self.view2
if isSplit:
self.view2 = MultiSplit(self.multiView,self,
(0,0),self.GetSize())
else:
self.view2 = MultiViewLeaf(self.multiView,self,
(0,0),self.GetSize())
self.view2.SetSaveData(v2Data)
if old:
old.Destroy()
if self.view1:
self.view1.OnSize(None)
if self.view2:
self.view2.OnSize(None)
def UnSelect(self):
if self.view1:
self.view1.UnSelect()
if self.view2:
self.view2.UnSelect()
def DefaultChildChanged(self):
if not self.view2:
self.view1.DefaultChildChanged()
def AddLeaf(self,direction,caller,pos):
if self.view2:
if caller == self.view1:
self.view1 = MultiSplit(self.multiView,self,
caller.GetPosition(),
caller.GetSize(),
caller)
self.view1.AddLeaf(direction,caller,pos)
else:
self.view2 = MultiSplit(self.multiView,self,
caller.GetPosition(),
caller.GetSize(),
caller)
self.view2.AddLeaf(direction,caller,pos)
else:
self.direction = direction
w,h = self.GetSize()
if direction == MV_HOR:
x,y = (pos,0)
w1,h1 = (w-pos,h)
w2,h2 = (pos,h)
else:
x,y = (0,pos)
w1,h1 = (w,h-pos)
w2,h2 = (w,pos)
self.view2 = MultiViewLeaf(self.multiView, self, (x,y), (w1,h1))
self.view1.SetSize((w2,h2))
self.view2.OnSize(None)
def DestroyLeaf(self,caller):
if not self.view2: # We will only have 2 windows if
return # we need to destroy any
parent = self.GetParent() # Another splitview
if parent == self.multiView: # We'r at the root
if caller == self.view1:
old = self.view1
self.view1 = self.view2
self.view2 = None
old.Destroy()
else:
self.view2.Destroy()
self.view2 = None
self.view1.SetSize(self.GetSize())
self.view1.Move(self.GetPosition())
else:
w,h = self.GetSize()
x,y = self.GetPosition()
if caller == self.view1:
if self == parent.view1:
parent.view1 = self.view2
else:
parent.view2 = self.view2
self.view2.Reparent(parent)
self.view2.SetDimensions(x,y,w,h)
else:
if self == parent.view1:
parent.view1 = self.view1
else:
parent.view2 = self.view1
self.view1.Reparent(parent)
self.view1.SetDimensions(x,y,w,h)
self.view1 = None
self.view2 = None
self.Destroy()
def CanSize(self,side,view):
if self.SizeTarget(side,view):
return True
return False
def SizeTarget(self,side,view):
if self.direction == side and self.view2 and view == self.view1:
return self
parent = self.GetParent()
if parent != self.multiView:
return parent.SizeTarget(side,self)
return None
def SizeLeaf(self,leaf,pos,side):
if self.direction != side:
return
if not (self.view1 and self.view2):
return
if pos < 10: return
w,h = self.GetSize()
if side == MV_HOR:
if pos > w - 10: return
else:
if pos > h - 10: return
if side == MV_HOR:
self.view1.SetDimensions(0,0,pos,h)
self.view2.SetDimensions(pos,0,w-pos,h)
else:
self.view1.SetDimensions(0,0,w,pos)
self.view2.SetDimensions(0,pos,w,h-pos)
def OnSize(self,evt):
if not self.view2:
self.view1.SetSize(self.GetSize())
self.view1.OnSize(None)
return
v1w,v1h = self.view1.GetSize()
v2w,v2h = self.view2.GetSize()
v1x,v1y = self.view1.GetPosition()
v2x,v2y = self.view2.GetPosition()
w,h = self.GetSize()
if v1x != v2x:
ratio = float(w) / float((v1w + v2w))
v1w *= ratio
v2w = w - v1w
v2x = v1w
else:
v1w = v2w = w
if v1y != v2y:
ratio = float(h) / float((v1h + v2h))
v1h *= ratio
v2h = h - v1h
v2y = v1h
else:
v1h = v2h = h
self.view1.SetDimensions(int(v1x), int(v1y), int(v1w), int(v1h))
self.view2.SetDimensions(int(v2x), int(v2y), int(v2w), int(v2h))
self.view1.OnSize(None)
self.view2.OnSize(None)
#----------------------------------------------------------------------
class MultiViewLeaf(wx.Window):
def __init__(self,multiView,parent,pos,size):
wx.Window.__init__(self,id = -1,parent = parent,pos = pos,size = size,
style = wx.CLIP_CHILDREN)
self.multiView = multiView
self.sizerHor = MultiSizer(self,MV_HOR)
self.sizerVer = MultiSizer(self,MV_VER)
self.creatorHor = MultiCreator(self,MV_HOR)
self.creatorVer = MultiCreator(self,MV_VER)
self.detail = MultiClient(self,multiView._defChild)
self.closer = MultiCloser(self)
self.Bind(wx.EVT_SIZE,self.OnSize)
def GetSaveData(self):
saveData = {}
saveData['detailClass'] = str(self.detail.child.__class__)
if hasattr(self.detail.child,'GetSaveData'):
attr = getattr(self.detail.child,'GetSaveData')
if callable(attr):
dData = attr()
if dData:
saveData['detail'] = dData
v1,v2 = self.GetPosition()
saveData['x'] = v1
saveData['y'] = v2
v1,v2 = self.GetSize()
saveData['w'] = v1
saveData['h'] = v2
return saveData
def SetSaveData(self,data):
dChild = data['detailClass']
mod = dChild.split('.')[0]
exec 'import %s' % mod
detClass = eval(dChild)
self.SetDimensions(data['x'],data['y'],data['w'],data['h'])
old = self.detail
self.detail = MultiClient(self,detClass)
dData = data.get('detail',None)
if dData:
if hasattr(self.detail.child,'SetSaveData'):
attr = getattr(self.detail.child,'SetSaveData')
if callable(attr):
attr(dData)
old.Destroy()
self.detail.OnSize(None)
def UnSelect(self):
self.detail.UnSelect()
def DefaultChildChanged(self):
self.detail.SetNewChildCls(self.multiView._defChild)
def AddLeaf(self,direction,pos):
if pos < 10: return
w,h = self.GetSize()
if direction == MV_VER:
if pos > h - 10: return
else:
if pos > w - 10: return
self.GetParent().AddLeaf(direction,self,pos)
def DestroyLeaf(self):
self.GetParent().DestroyLeaf(self)
def SizeTarget(self,side):
return self.GetParent().SizeTarget(side,self)
def CanSize(self,side):
return self.GetParent().CanSize(side,self)
def OnSize(self,evt):
self.sizerHor.OnSize(evt)
self.sizerVer.OnSize(evt)
self.creatorHor.OnSize(evt)
self.creatorVer.OnSize(evt)
self.detail.OnSize(evt)
self.closer.OnSize(evt)
#----------------------------------------------------------------------
class MultiClient(wx.Window):
def __init__(self,parent,childCls):
w,h = self.CalcSize(parent)
wx.Window.__init__(self,id = -1,parent = parent,
pos = (0,0),
size = (w,h),
style = wx.CLIP_CHILDREN | wx.SUNKEN_BORDER)
self.child = childCls(self)
self.child.MoveXY(2,2)
self.normalColour = self.GetBackgroundColour()
self.selected = False
self.Bind(wx.EVT_SET_FOCUS,self.OnSetFocus)
self.Bind(wx.EVT_CHILD_FOCUS,self.OnChildFocus)
def UnSelect(self):
if self.selected:
self.selected = False
self.SetBackgroundColour(self.normalColour)
self.Refresh()
def Select(self):
self.GetParent().multiView.UnSelect()
self.selected = True
self.SetBackgroundColour(wx.Colour(255,255,0)) # Yellow
self.Refresh()
def CalcSize(self,parent):
w,h = parent.GetSize()
w -= SH_SIZE
h -= SH_SIZE
return (w,h)
def OnSize(self,evt):
w,h = self.CalcSize(self.GetParent())
self.SetDimensions(0,0,w,h)
w,h = self.GetClientSize()
self.child.SetSize((w-4,h-4))
def SetNewChildCls(self,childCls):
if self.child:
self.child.Destroy()
self.child = None
self.child = childCls(self)
self.child.MoveXY(2,2)
def OnSetFocus(self,evt):
self.Select()
def OnChildFocus(self,evt):
self.OnSetFocus(evt)
## from Funcs import FindFocusedChild
## child = FindFocusedChild(self)
## child.Bind(wx.EVT_KILL_FOCUS,self.OnChildKillFocus)
#----------------------------------------------------------------------
class MultiSizer(wx.Window):
def __init__(self,parent,side):
self.side = side
x,y,w,h = self.CalcSizePos(parent)
wx.Window.__init__(self,id = -1,parent = parent,
pos = (x,y),
size = (w,h),
style = wx.CLIP_CHILDREN)
self.px = None # Previous X
self.py = None # Previous Y
self.isDrag = False # In Dragging
self.dragTarget = None # View being sized
self.Bind(wx.EVT_LEAVE_WINDOW,self.OnLeave)
self.Bind(wx.EVT_ENTER_WINDOW,self.OnEnter)
self.Bind(wx.EVT_MOTION,self.OnMouseMove)
self.Bind(wx.EVT_LEFT_DOWN,self.OnPress)
self.Bind(wx.EVT_LEFT_UP,self.OnRelease)
def CalcSizePos(self,parent):
pw,ph = parent.GetSize()
if self.side == MV_HOR:
x = CR_SIZE + 2
y = ph - SH_SIZE
w = pw - CR_SIZE - SH_SIZE - 2
h = SH_SIZE
else:
x = pw - SH_SIZE
y = CR_SIZE + 2 + SH_SIZE
w = SH_SIZE
h = ph - CR_SIZE - SH_SIZE - 4 - SH_SIZE # For Closer
return (x,y,w,h)
def OnSize(self,evt):
x,y,w,h = self.CalcSizePos(self.GetParent())
self.SetDimensions(x,y,w,h)
def OnLeave(self,evt):
self.SetCursor(wx.StockCursor(wx.CURSOR_ARROW))
def OnEnter(self,evt):
if not self.GetParent().CanSize(not self.side):
return
if self.side == MV_HOR:
self.SetCursor(wx.StockCursor(wx.CURSOR_SIZENS))
else:
self.SetCursor(wx.StockCursor(wx.CURSOR_SIZEWE))
def OnMouseMove(self,evt):
if self.isDrag:
DrawSash(self.dragTarget,self.px,self.py,self.side)
self.px,self.py = self.ClientToScreenXY(evt.m_x,evt.m_y)
self.px,self.py = self.dragTarget.ScreenToClientXY(self.px,self.py)
DrawSash(self.dragTarget,self.px,self.py,self.side)
else:
evt.Skip()
def OnPress(self,evt):
self.dragTarget = self.GetParent().SizeTarget(not self.side)
if self.dragTarget:
self.isDrag = True
self.px,self.py = self.ClientToScreenXY(evt.m_x,evt.m_y)
self.px,self.py = self.dragTarget.ScreenToClientXY(self.px,self.py)
DrawSash(self.dragTarget,self.px,self.py,self.side)
self.CaptureMouse()
else:
evt.Skip()
def OnRelease(self,evt):
if self.isDrag:
DrawSash(self.dragTarget,self.px,self.py,self.side)
self.ReleaseMouse()
self.isDrag = False
if self.side == MV_HOR:
self.dragTarget.SizeLeaf(self.GetParent(),
self.py,not self.side)
else:
self.dragTarget.SizeLeaf(self.GetParent(),
self.px,not self.side)
self.dragTarget = None
else:
evt.Skip()
#----------------------------------------------------------------------
class MultiCreator(wx.Window):
def __init__(self,parent,side):
self.side = side
x,y,w,h = self.CalcSizePos(parent)
wx.Window.__init__(self,id = -1,parent = parent,
pos = (x,y),
size = (w,h),
style = wx.CLIP_CHILDREN)
self.px = None # Previous X
self.py = None # Previous Y
self.isDrag = False # In Dragging
self.Bind(wx.EVT_LEAVE_WINDOW,self.OnLeave)
self.Bind(wx.EVT_ENTER_WINDOW,self.OnEnter)
self.Bind(wx.EVT_MOTION,self.OnMouseMove)
self.Bind(wx.EVT_LEFT_DOWN,self.OnPress)
self.Bind(wx.EVT_LEFT_UP,self.OnRelease)
self.Bind(wx.EVT_PAINT,self.OnPaint)
def CalcSizePos(self,parent):
pw,ph = parent.GetSize()
if self.side == MV_HOR:
x = 2
y = ph - SH_SIZE
w = CR_SIZE
h = SH_SIZE
else:
x = pw - SH_SIZE
y = 4 + SH_SIZE # Make provision for closer
w = SH_SIZE
h = CR_SIZE
return (x,y,w,h)
def OnSize(self,evt):
x,y,w,h = self.CalcSizePos(self.GetParent())
self.SetDimensions(x,y,w,h)
def OnLeave(self,evt):
self.SetCursor(wx.StockCursor(wx.CURSOR_ARROW))
def OnEnter(self,evt):
if self.side == MV_HOR:
self.SetCursor(wx.StockCursor(wx.CURSOR_HAND))
else:
self.SetCursor(wx.StockCursor(wx.CURSOR_POINT_LEFT))
def OnMouseMove(self,evt):
if self.isDrag:
parent = self.GetParent()
DrawSash(parent,self.px,self.py,self.side)
self.px,self.py = self.ClientToScreenXY(evt.m_x,evt.m_y)
self.px,self.py = parent.ScreenToClientXY(self.px,self.py)
DrawSash(parent,self.px,self.py,self.side)
else:
evt.Skip()
def OnPress(self,evt):
self.isDrag = True
parent = self.GetParent()
self.px,self.py = self.ClientToScreenXY(evt.m_x,evt.m_y)
self.px,self.py = parent.ScreenToClientXY(self.px,self.py)
DrawSash(parent,self.px,self.py,self.side)
self.CaptureMouse()
def OnRelease(self,evt):
if self.isDrag:
parent = self.GetParent()
DrawSash(parent,self.px,self.py,self.side)
self.ReleaseMouse()
self.isDrag = False
if self.side == MV_HOR:
parent.AddLeaf(MV_VER,self.py)
else:
parent.AddLeaf(MV_HOR,self.px)
else:
evt.Skip()
def OnPaint(self,evt):
dc = wx.PaintDC(self)
dc.SetBackground(wx.Brush(self.GetBackgroundColour(),wx.SOLID))
dc.Clear()
highlight = wx.Pen(wx.SystemSettings_GetColour(wx.SYS_COLOUR_BTNHIGHLIGHT), 1, wx.SOLID)
shadow = wx.Pen(wx.SystemSettings_GetColour(wx.SYS_COLOUR_BTNSHADOW), 1, wx.SOLID)
black = wx.Pen(wx.BLACK,1,wx.SOLID)
w,h = self.GetSize()
w -= 1
h -= 1
# Draw outline
dc.SetPen(highlight)
dc.DrawLine(0,0, 0,h)
dc.DrawLine(0,0, w,0)
dc.SetPen(black)
dc.DrawLine(0,h, w+1,h)
dc.DrawLine(w,0, w,h)
dc.SetPen(shadow)
dc.DrawLine(w-1,2, w-1,h)
#----------------------------------------------------------------------
class MultiCloser(wx.Window):
def __init__(self,parent):
x,y,w,h = self.CalcSizePos(parent)
wx.Window.__init__(self,id = -1,parent = parent,
pos = (x,y),
size = (w,h),
style = wx.CLIP_CHILDREN)
self.down = False
self.entered = False
self.Bind(wx.EVT_LEFT_DOWN,self.OnPress)
self.Bind(wx.EVT_LEFT_UP,self.OnRelease)
self.Bind(wx.EVT_PAINT,self.OnPaint)
self.Bind(wx.EVT_LEAVE_WINDOW,self.OnLeave)
self.Bind(wx.EVT_ENTER_WINDOW,self.OnEnter)
def OnLeave(self,evt):
self.SetCursor(wx.StockCursor(wx.CURSOR_ARROW))
self.entered = False
def OnEnter(self,evt):
self.SetCursor(wx.StockCursor(wx.CURSOR_BULLSEYE))
self.entered = True
def OnPress(self,evt):
self.down = True
evt.Skip()
def OnRelease(self,evt):
if self.down and self.entered:
self.GetParent().DestroyLeaf()
else:
evt.Skip()
self.down = False
def OnPaint(self,evt):
dc = wx.PaintDC(self)
dc.SetBackground(wx.Brush(wx.RED,wx.SOLID))
dc.Clear()
def CalcSizePos(self,parent):
pw,ph = parent.GetSize()
x = pw - SH_SIZE
w = SH_SIZE
h = SH_SIZE + 2
y = 1
return (x,y,w,h)
def OnSize(self,evt):
x,y,w,h = self.CalcSizePos(self.GetParent())
self.SetDimensions(x,y,w,h)
#----------------------------------------------------------------------
class EmptyChild(wx.Window):
def __init__(self,parent):
wx.Window.__init__(self,parent,-1, style = wx.CLIP_CHILDREN)
#----------------------------------------------------------------------
def DrawSash(win,x,y,direction):
dc = wx.ScreenDC()
dc.StartDrawingOnTopWin(win)
bmp = wx.EmptyBitmap(8,8)
bdc = wx.MemoryDC()
bdc.SelectObject(bmp)
bdc.DrawRectangle(-1,-1, 10,10)
for i in range(8):
for j in range(8):
if ((i + j) & 1):
bdc.DrawPoint(i,j)
brush = wx.Brush(wx.Colour(0,0,0))
brush.SetStipple(bmp)
dc.SetBrush(brush)
dc.SetLogicalFunction(wx.XOR)
body_w,body_h = win.GetClientSize()
if y < 0:
y = 0
if y > body_h:
y = body_h
if x < 0:
x = 0
if x > body_w:
x = body_w
if direction == MV_HOR:
x = 0
else:
y = 0
x,y = win.ClientToScreenXY(x,y)
w = body_w
h = body_h
if direction == MV_HOR:
dc.DrawRectangle(x,y-2, w,4)
else:
dc.DrawRectangle(x-2,y, 4,h)
dc.EndDrawingOnTop()
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