multisash.py

Wxpython Implemented on Windows CE, Source code

                self.detail.OnSize(evt)
                self.closer.OnSize(evt)
            except:
                pass
        wx.CallAfter(doresize)

#----------------------------------------------------------------------


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)

        self.SetBackgroundColour(wx.SystemSettings.GetColour(wx.SYS_COLOUR_3DFACE))


    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()