| 13 | basestring = str |
| 14 | |
| 15 | class Listbox(Frame): |
| 16 | def __init__(self, master, options, width=20, bordercolor="#cccccc", foreground="black", background="white", activebackground="#2780E3", activeforeground="white",padx=15, pady=7, command=None): |
| 17 | Frame.__init__(self, master, background=background, highlightbackground=bordercolor, highlightcolor=bordercolor, highlightthickness=1, bd= 0) |
| 18 | |
| 19 | self._foreground = foreground |
| 20 | self._background = background |
| 21 | self._activebackground = activebackground |
| 22 | self._activeforeground = activeforeground |
| 23 | |
| 24 | self._items = [] |
| 25 | |
| 26 | index = 0 |
| 27 | for option in options: |
| 28 | |
| 29 | if option is None: |
| 30 | Separator(self, orient=HORIZONTAL).pack(fill=X) |
| 31 | continue |
| 32 | |
| 33 | if isinstance(option, basestring): |
| 34 | test = option |
| 35 | value = option |
| 36 | else: |
| 37 | text, value = option |
| 38 | |
| 39 | label_item = Label(self, width=width, text=text, background=background, foreground="black", anchor=W, padx=padx, pady=pady) |
| 40 | label_item.pack(fill=X) |
| 41 | |
| 42 | label_item.index = index |
| 43 | label_item.value = value |
| 44 | |
| 45 | label_item.bind("<Enter>", self._on_enter_label_item) |
| 46 | label_item.bind("<Leave>", self._on_leave_label_item) |
| 47 | label_item.bind("<1>", lambda event, index=index:self._on_click_item(event.widget, index)) |
| 48 | self._items.append(label_item) |
| 49 | |
| 50 | index += 1 |
| 51 | |
| 52 | self._actived_item = None |
| 53 | self._command = command |
| 54 | |
| 55 | self.bind("<Up>", self._on_up) |
| 56 | self.bind("<Down>", self._on_down) |
| 57 | self.bind("<Return>", self._on_return) |
| 58 | |
| 59 | def _on_return(self, event): |
| 60 | if self._command is not None: |
| 61 | if self._actived_item is not None: |
| 62 | self._command(self._actived_item.value) |
| 63 | |
| 64 | def _activate_colors(self, label_item): |
| 65 | label_item.configure(background=self._activebackground, foreground=self._activeforeground) |
| 66 | |
| 67 | def _deactivate_colors(self, label_item): |
| 68 | label_item.configure(background=self._background, foreground=self._foreground) |
| 69 | |
| 70 | def _on_enter_label_item(self, event): |
| 71 | label_item = event.widget |
| 72 | self._activate_colors(label_item) |
no outgoing calls
no test coverage detected