projects / OpenSPARC-T2-DV / blame
| Commit | Line | Data |
|---|---|---|
| 86530b38 AT |
1 | """A simple but flexible modal dialog box.""" |
| 2 | ||
| 3 | ||
| 4 | from Tkinter import * | |
| 5 | ||
| 6 | ||
| 7 | class SimpleDialog: | |
| 8 | ||
| 9 | def __init__(self, master, | |
| 10 | text='', buttons=[], default=None, cancel=None, | |
| 11 | title=None, class_=None): | |
| 12 | if class_: | |
| 13 | self.root = Toplevel(master, class_=class_) | |
| 14 | else: | |
| 15 | self.root = Toplevel(master) | |
| 16 | if title: | |
| 17 | self.root.title(title) | |
| 18 | self.root.iconname(title) | |
| 19 | self.message = Message(self.root, text=text, aspect=400) | |
| 20 | self.message.pack(expand=1, fill=BOTH) | |
| 21 | self.frame = Frame(self.root) | |
| 22 | self.frame.pack() | |
| 23 | self.num = default | |
| 24 | self.cancel = cancel | |
| 25 | self.default = default | |
| 26 | self.root.bind('<Return>', self.return_event) | |
| 27 | for num in range(len(buttons)): | |
| 28 | s = buttons[num] | |
| 29 | b = Button(self.frame, text=s, | |
| 30 | command=(lambda self=self, num=num: self.done(num))) | |
| 31 | if num == default: | |
| 32 | b.config(relief=RIDGE, borderwidth=8) | |
| 33 | b.pack(side=LEFT, fill=BOTH, expand=1) | |
| 34 | self.root.protocol('WM_DELETE_WINDOW', self.wm_delete_window) | |
| 35 | self._set_transient(master) | |
| 36 | ||
| 37 | def _set_transient(self, master, relx=0.5, rely=0.3): | |
| 38 | widget = self.root | |
| 39 | widget.withdraw() # Remain invisible while we figure out the geometry | |
| 40 | widget.transient(master) | |
| 41 | widget.update_idletasks() # Actualize geometry information | |
| 42 | if master.winfo_ismapped(): | |
| 43 | m_width = master.winfo_width() | |
| 44 | m_height = master.winfo_height() | |
| 45 | m_x = master.winfo_rootx() | |
| 46 | m_y = master.winfo_rooty() | |
| 47 | else: | |
| 48 | m_width = master.winfo_screenwidth() | |
| 49 | m_height = master.winfo_screenheight() | |
| 50 | m_x = m_y = 0 | |
| 51 | w_width = widget.winfo_reqwidth() | |
| 52 | w_height = widget.winfo_reqheight() | |
| 53 | x = m_x + (m_width - w_width) * relx | |
| 54 | y = m_y + (m_height - w_height) * rely | |
| 55 | if x+w_width > master.winfo_screenwidth(): | |
| 56 | x = master.winfo_screenwidth() - w_width | |
| 57 | elif x < 0: | |
| 58 | x = 0 | |
| 59 | if y+w_height > master.winfo_screenheight(): | |
| 60 | y = master.winfo_screenheight() - w_height | |
| 61 | elif y < 0: | |
| 62 | y = 0 | |
| 63 | widget.geometry("+%d+%d" % (x, y)) | |
| 64 | widget.deiconify() # Become visible at the desired location | |
| 65 | ||
| 66 | def go(self): | |
| 67 | self.root.wait_visibility() | |
| 68 | self.root.grab_set() | |
| 69 | self.root.mainloop() | |
| 70 | self.root.destroy() | |
| 71 | return self.num | |
| 72 | ||
| 73 | def return_event(self, event): | |
| 74 | if self.default is None: | |
| 75 | self.root.bell() | |
| 76 | else: | |
| 77 | self.done(self.default) | |
| 78 | ||
| 79 | def wm_delete_window(self): | |
| 80 | if self.cancel is None: | |
| 81 | self.root.bell() | |
| 82 | else: | |
| 83 | self.done(self.cancel) | |
| 84 | ||
| 85 | def done(self, num): | |
| 86 | self.num = num | |
| 87 | self.root.quit() | |
| 88 | ||
| 89 | ||
| 90 | if __name__ == '__main__': | |
| 91 | ||
| 92 | def test(): | |
| 93 | root = Tk() | |
| 94 | def doit(root=root): | |
| 95 | d = SimpleDialog(root, | |
| 96 | text="This is a test dialog. " | |
| 97 | "Would this have been an actual dialog, " | |
| 98 | "the buttons below would have been glowing " | |
| 99 | "in soft pink light.\n" | |
| 100 | "Do you believe this?", | |
| 101 | buttons=["Yes", "No", "Cancel"], | |
| 102 | default=0, | |
| 103 | cancel=2, | |
| 104 | title="Test Dialog") | |
| 105 | print d.go() | |
| 106 | t = Button(root, text='Test', command=doit) | |
| 107 | t.pack() | |
| 108 | q = Button(root, text='Quit', command=t.quit) | |
| 109 | q.pack() | |
| 110 | t.mainloop() | |
| 111 | ||
| 112 | test() |