87 lines
2.9 KiB
Python
87 lines
2.9 KiB
Python
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""" tk_ToolTip_class101.py
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gives a Tkinter widget a tooltip as the mouse is above the widget
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tested with Python27 and Python34 by vegaseat 09sep2014
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www.daniweb.com/programming/software-development/code/484591/a-tooltip-class-for-tkinter
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Modified to include a delay time by Victor Zaccardo, 25mar16
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"""
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try:
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# for Python2
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import Tkinter as tk
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except ImportError:
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# for Python3
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import tkinter as tk
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class CreateToolTip(object):
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"""
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create a tooltip for a given widget
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"""
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def __init__(self, widget, text='widget info'):
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self.waittime = 200 #miliseconds
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self.wraplength = 180 #pixels
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self.widget = widget
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self.text = text
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self.widget.bind("<Enter>", self.enter)
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self.widget.bind("<Leave>", self.leave)
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self.widget.bind("<ButtonPress>", self.leave)
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self.id = None
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self.tw = None
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def enter(self, event=None):
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self.schedule()
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def leave(self, event=None):
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self.unschedule()
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self.hidetip()
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def schedule(self):
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self.unschedule()
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self.id = self.widget.after(self.waittime, self.showtip)
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def unschedule(self):
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id = self.id
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self.id = None
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if id:
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self.widget.after_cancel(id)
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def showtip(self, event=None):
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x = y = 0
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x, y, cx, cy = self.widget.bbox("insert")
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x += self.widget.winfo_rootx() + self.widget.winfo_width() - 10
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y += self.widget.winfo_rooty() + self.widget.winfo_height() - 10
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# creates a toplevel window
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self.tw = tk.Toplevel(self.widget)
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# Leaves only the label and removes the app window
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self.tw.wm_overrideredirect(True)
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self.tw.wm_geometry("+%d+%d" % (x, y))
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label = tk.Label(self.tw, text=self.text, justify='left',
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background="#ffffff", relief='solid', borderwidth=1,
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wraplength = self.wraplength)
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label.pack(ipadx=1)
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def hidetip(self):
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tw = self.tw
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self.tw= None
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if tw:
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tw.destroy()
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# testing ...
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if __name__ == '__main__':
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root = tk.Tk()
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btn1 = tk.Button(root, text="button 1")
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btn1.pack(padx=10, pady=5)
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button1_ttp = CreateToolTip(btn1, \
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'Neque porro quisquam est qui dolorem ipsum quia dolor sit amet, '
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'consectetur, adipisci velit. Neque porro quisquam est qui dolorem ipsum '
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'quia dolor sit amet, consectetur, adipisci velit. Neque porro quisquam '
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'est qui dolorem ipsum quia dolor sit amet, consectetur, adipisci velit.')
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btn2 = tk.Button(root, text="button 2")
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btn2.pack(padx=10, pady=5)
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button2_ttp = CreateToolTip(btn2, \
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"First thing's first, I'm the realest. Drop this and let the whole world "
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"feel it. And I'm still in the Murda Bizness. I could hold you down, like "
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"I'm givin' lessons in physics. You should want a bad Vic like this.")
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root.mainloop()
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