75 lines
2.3 KiB
Python
75 lines
2.3 KiB
Python
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import tkinter
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class Keyboard:
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def __init__(self):
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self.windowtitle = 'Keyboard'
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self.keywidth = 30
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self.keyspace = 5
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self.keys = self.build_keydict()
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self.t = tkinter.Tk()
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self.t.title(self.windowtitle)
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self.w = (self.keywidth + self.keyspace) * 16
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self.h = (self.keywidth + self.keyspace) * 6
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self.screenwidth = self.t.winfo_screenwidth()
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self.screenheight = self.t.winfo_screenheight()
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self.windowwidth = self.w
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self.windowheight = self.h
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self.windowx = (self.screenwidth-self.windowwidth) / 2
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self.windowy = ((self.screenheight-self.windowheight) / 2) - 27
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self.geometrystring = '%dx%d+%d+%d' % (
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self.windowwidth, self.windowheight, self.windowx, self.windowy)
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self.t.geometry(self.geometrystring)
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self.c = tkinter.Canvas(self.t)
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self.c.pack(expand=True, fill='both')
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self.build_qwerty()
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self.t.bind('<KeyPress>', self.press)
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self.t.bind('<KeyRelease>', self.release)
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def mainloop(self):
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self.t.mainloop()
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def press(self, event):
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c = event.char.lower()
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if c in self.keys:
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self.c.itemconfig(self.keys[c], fill='#f00')
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def release(self, event):
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c = event.char.lower()
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if c in self.keys:
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self.c.itemconfig(self.keys[c], fill='systembuttonface')
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def build_keydict(self):
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mainy = self.keywidth
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w = self.keywidth + self.keyspace
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rows = [
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{'c':'`1234567890-=', 'x':w, 'y':mainy},
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{'c':'qwertyuiop[]\\', 'x':w*1.5, 'y':mainy+w},
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{'c':'asdfghjkl;\'', 'x':w*1.8, 'y':mainy+(w*2)},
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{'c':'zxcvbnm,./', 'x':w*2.4, 'y':mainy+(w*3)},
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{'c':' ', 'x':w, 'y':mainy+(w*4)}
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]
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keys = {}
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for row in rows:
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for ki in range(len(row['c'])):
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k = row['c'][ki]
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keys[k] = (row['x'] + ((self.keywidth + self.keyspace) * ki), row['y'])
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return keys
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def build_qwerty(self):
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w = self.keywidth
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for k in self.keys:
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x = self.keys[k][0]
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y = self.keys[k][1]
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self.keys[k] = self.c.create_rectangle(x, y, x+w, y+w)
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self.c.create_text(x+(w/2), y+(w/2), text=k)
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k = Keyboard()
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k.mainloop()
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