cpython/Lib/idlelib/zoomheight.py

48 lines
1.3 KiB
Python

"Zoom a window to maximum height."
import re
import sys
from idlelib import macosx
class ZoomHeight:
def __init__(self, editwin):
self.editwin = editwin
def zoom_height_event(self, event=None):
top = self.editwin.top
zoomed = zoom_height(top)
menu_status = 'Restore' if zoomed else 'Zoom'
self.editwin.update_menu_label(menu='options', index='* Height',
label=f'{menu_status} Height')
return "break"
def zoom_height(top):
geom = top.wm_geometry()
m = re.match(r"(\d+)x(\d+)\+(-?\d+)\+(-?\d+)", geom)
if not m:
top.bell()
return
width, height, x, y = map(int, m.groups())
newheight = top.winfo_screenheight()
# The constants below for Windows and Mac Aqua are visually determined
# to avoid taskbar or menubar and app icons.
newy, bot_y = ((0, 72) if sys.platform == 'win32' else
(22, 88) if macosx.isAquaTk() else
(0, 88) ) # Guess for anything else.
newheight = newheight - newy - bot_y
newgeom = '' if height >= newheight else f"{width}x{newheight}+{x}+{newy}"
top.wm_geometry(newgeom)
return newgeom != ""
if __name__ == "__main__":
from unittest import main
main('idlelib.idle_test.test_zoomheight', verbosity=2, exit=False)
# Add htest?