try to fit 16 columns perfectly into font overview, resize window accordingly

resize_fo_16_cells.py

from mojo.UI import CurrentFontWindow
from lib.tools.defaults import getDefault

'''
trying to perfectly fit 16 columns of cells across the font overview
'''
fo = CurrentFontWindow().fontOverview
gc = fo.getGlyphCollection()
v = gc.getGlyphCellView()

# get the width of the cell view
vw = v.frameSize().width

cells_across = 16
cw = vw / cells_across

print("frame width is ", vw)
print("and the amount of cells I want across is ",  cells_across)
print("so: ")
print("desired cell size is ",  cw)

# do it
v.setCellSize_([cw, cw])

new_cw = gc.getCellSize()[0]

print("but resulting cell size is ", new_cw)
print("so: ")
print("leftover padding on right side of font overview is ", ((cw - new_cw) * cells_across))

vw = new_cw * cells_across
print("new desired frame width is ", vw)

# set frame size
if getDefault("singleWindowMode") == 1:
    v.recalculateFrame()
    x, y, w, h = fo.getPosSize()
    fo.setPosSize((x, y, vw, h))
else:
    windows = NSApp().orderedWindows()
    (x, y), (w, h) =  windows[0].frame()
    x_diff = w - vw
    windows[0].setFrame_display_animate_(((x + x_diff, y), (vw, h)), True, False)
    
print("final frame width is ", v.frameSize().width)