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https://github.com/Sneed-Group/Poodletooth-iLand
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90 lines
2.7 KiB
Python
90 lines
2.7 KiB
Python
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#----------------------------------------------------------------------
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# Name: wx.lib.utils
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# Purpose: Miscelaneous utility functions
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#
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# Author: Robin Dunn
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#
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# Created: 18-Jan-2009
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# Copyright: (c) 2009 Total Control Software
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# Licence: wxWidgets license
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#
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# Tags: phoenix-port, unittest, documented
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#
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#----------------------------------------------------------------------
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"""
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A few useful functions. (Ok, only one so far...)
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"""
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import wx
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#---------------------------------------------------------------------------
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def AdjustRectToScreen(rect, adjust=(0,0)):
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"""
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Compare the rect with the dimensions of the display that the rect's
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upper left corner is positioned on. If it doesn't fit entirely on
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screen then attempt to make it do so either by repositioning the
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rectangle, resizing it, or both. Returns the adjusted rectangle.
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If the adjustment value is given then it will be used to ensure that
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the rectangle is at least that much smaller than the display's client
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area.
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:param Rect `rect`: the rectangle to be repositioned;
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:param tuple `adjust`: if given, it will be used to ensure that
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the rectangle is at least that much smaller than the display's client
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area.
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:rtype: `rect`
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"""
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assert isinstance(rect, wx.Rect)
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if -1 in rect.Get():
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# bail out if there are any -1's in the dimensions
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return rect
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dispidx = wx.Display.GetFromPoint(rect.Position)
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if dispidx == wx.NOT_FOUND:
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dispidx = 0
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ca = wx.Display(dispidx).GetClientArea()
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assert isinstance(ca, wx.Rect)
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# is it already fully visible?
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if ca.Contains(rect):
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return rect
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# if not then try adjusting the position
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if not ca.Contains(rect.Position):
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rect.Position = ca.Position
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if ca.Contains(rect):
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return rect
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dx = dy = 0
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if rect.right > ca.right:
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dx = ca.right - rect.right
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if rect.bottom > ca.bottom:
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dy = ca.bottom - rect.bottom
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rect.Offset(dx, dy)
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# if the rectangle has been moved too far, then readjust the position
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# and also adjust the size
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if rect.left < ca.left:
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rect.width -= (ca.left - rect.left)
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rect.left = ca.left
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if rect.top < ca.top:
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rect.height -= (ca.top - rect.top)
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rect.top = ca.top
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# make final adjustments if needed
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adjust = wx.Size(*adjust)
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if rect.width > (ca.width - adjust.width):
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rect.width = ca.width - adjust.width
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if rect.height > (ca.height - adjust.height):
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rect.height = ca.height - adjust.height
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# return the result
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return rect
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#---------------------------------------------------------------------------
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