# Sample extension: zoom a window to maximum height

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import re

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import sys

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from idlelib import macosxSupport

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class ZoomHeight:

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menudefs = [

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('windows', [

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('_Zoom Height', '<<zoom-height>>'),

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])

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]

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def __init__(self, editwin):

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self.editwin = editwin

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def zoom_height_event(self, event):

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top = self.editwin.top

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zoom_height(top)

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def zoom_height(top):

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geom = top.wm_geometry()

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m = re.match(r"(\d+)x(\d+)\+(-?\d+)\+(-?\d+)", geom)

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if not m:

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top.bell()

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return

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width, height, x, y = map(int, m.groups())

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newheight = top.winfo_screenheight()

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if sys.platform == 'win32':

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newy = 0

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newheight = newheight - 72

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elif macosxSupport.isAquaTk():

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# The '88' below is a magic number that avoids placing the bottom

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# of the window below the panel on my machine. I don't know how

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# to calculate the correct value for this with tkinter.

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newy = 22

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newheight = newheight - newy - 88

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else:

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#newy = 24

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newy = 0

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#newheight = newheight - 96

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newheight = newheight - 88

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if height >= newheight:

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newgeom = ""

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else:

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newgeom = "%dx%d+%d+%d" % (width, newheight, x, newy)

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top.wm_geometry(newgeom)

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