git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14041 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			130 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			130 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| 
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| from wxPython.wx import *
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| from wxPython.lib import colourdb
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| 
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| import images
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| 
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| 
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| # This loads a whole bunch of new color names and values
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| # into wxTheColourDatabase
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| 
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| colourdb.updateColourDB()
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| 
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| #----------------------------------------------------------------------
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| 
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| class TestWindow(wxScrolledWindow):
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|     def __init__(self, parent):
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|         wxScrolledWindow.__init__(self, parent, -1)
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| 
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|         self.clrList = colourdb.getColourList()
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|         #self.clrList.sort()
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|         self.bg_bmp = images.getGridBGBitmap()
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| 
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|         EVT_PAINT(self, self.OnPaint)
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|         EVT_ERASE_BACKGROUND(self, self.OnEraseBackground)
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|         #self.SetBackgroundColour("WHITE")
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| 
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|         self.font = wxFont(10, wxSWISS, wxNORMAL, wxNORMAL)
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|         dc = wxClientDC(self)
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|         dc.SetFont(self.font)
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| 
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|         w,h,d,e = dc.GetFullTextExtent("Wy") # a wide character and one that decends
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|         self.textHeight = h + d
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|         self.lineHeight = self.textHeight + 5
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|         self.cellWidth = w
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| 
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|         numCells = 24
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|         self.SetScrollbars(self.cellWidth, self.lineHeight, numCells, len(self.clrList) + 2)
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| 
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| 
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|     def TileBackground(self, dc):
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|         # tile the background bitmap
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|         sz = self.GetClientSize()
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|         w = self.bg_bmp.GetWidth()
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|         h = self.bg_bmp.GetHeight()
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| 
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|         # adjust for scrolled position
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|         spx, spy = self.GetScrollPixelsPerUnit()
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|         vsx, vsy = self.GetViewStart()
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|         dx,  dy  = (spx * vsx) % w, (spy * vsy) % h
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| 
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|         x = -dx
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|         while x < sz.width:
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|             y = -dy
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|             while y < sz.height:
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|                 dc.DrawBitmap(self.bg_bmp, x, y)
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|                 y = y + h
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|             x = x + w
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| 
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| 
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|     def OnEraseBackground(self, evt):
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|         dc = evt.GetDC()
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|         if not dc:
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|             dc = wxClientDC(self)
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|             rect = self.GetUpdateRegion().GetBox()
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|             dc.SetClippingRegion(rect.x, rect.y, rect.width, rect.height)
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|         self.TileBackground(dc)
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| 
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| 
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|     def OnPaint(self, evt):
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|         dc = wxPaintDC(self)
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|         self.PrepareDC(dc)
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|         self.Draw(dc, self.GetUpdateRegion(), self.GetViewStart())
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| 
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| 
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|     def Draw(self, dc, rgn=None, vs=None):
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|         dc.BeginDrawing()
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|         dc.SetTextForeground("BLACK")
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|         dc.SetPen(wxPen("BLACK", 1, wxSOLID))
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|         dc.SetFont(self.font)
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|         colours = self.clrList
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|         numColours = len(colours)
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| 
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|         if rgn:
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|             # determine the subset that has been exposed and needs drawn
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|             rect = rgn.GetBox()
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|             pixStart = vs[1]*self.lineHeight + rect.y
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|             pixStop  = pixStart + rect.height
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|             start = pixStart / self.lineHeight - 1
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|             stop = pixStop / self.lineHeight
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|         else:
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|             start = 0
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|             stop = numColours
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| 
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|         for line in range(max(0,start), min(stop,numColours)):
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|             clr = colours[line]
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|             y = (line+1) * self.lineHeight + 2
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|             dc.DrawText(clr, self.cellWidth, y)
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| 
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|             brush = wxBrush(clr, wxSOLID)
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|             dc.SetBrush(brush)
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|             dc.DrawRectangle(12 * self.cellWidth, y, 6 * self.cellWidth, self.textHeight)
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| 
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|         dc.EndDrawing()
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| 
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| 
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| # On wxGTK there needs to be a panel under wxScrolledWindows if they are
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| # going to be in a wxNotebook...
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| class TestPanel(wxPanel):
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|     def __init__(self, parent):
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|         wxPanel.__init__(self, parent, -1)
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|         self.win = TestWindow(self)
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|         EVT_SIZE(self, self.OnSize)
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| 
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|     def OnSize(self, evt):
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|         self.win.SetSize(evt.GetSize())
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| 
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| 
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| 
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| #----------------------------------------------------------------------
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| 
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| 
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| def runTest(frame, nb, log):
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|     win = TestPanel(nb)
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|     return win
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| 
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| #----------------------------------------------------------------------
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| 
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| overview = """
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| """
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