1 | n/a | """Simple text browser for IDLE |
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2 | n/a | |
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3 | n/a | """ |
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4 | n/a | |
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5 | n/a | from tkinter import * |
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6 | n/a | import tkinter.messagebox as tkMessageBox |
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7 | n/a | |
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8 | n/a | class TextViewer(Toplevel): |
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9 | n/a | """A simple text viewer dialog for IDLE |
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10 | n/a | |
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11 | n/a | """ |
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12 | n/a | def __init__(self, parent, title, text, modal=True): |
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13 | n/a | """Show the given text in a scrollable window with a 'close' button |
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14 | n/a | |
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15 | n/a | """ |
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16 | n/a | Toplevel.__init__(self, parent) |
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17 | n/a | self.configure(borderwidth=5) |
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18 | n/a | self.geometry("=%dx%d+%d+%d" % (625, 500, |
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19 | n/a | parent.winfo_rootx() + 10, |
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20 | n/a | parent.winfo_rooty() + 10)) |
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21 | n/a | #elguavas - config placeholders til config stuff completed |
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22 | n/a | self.bg = '#ffffff' |
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23 | n/a | self.fg = '#000000' |
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24 | n/a | |
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25 | n/a | self.CreateWidgets() |
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26 | n/a | self.title(title) |
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27 | n/a | self.protocol("WM_DELETE_WINDOW", self.Ok) |
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28 | n/a | self.parent = parent |
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29 | n/a | self.textView.focus_set() |
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30 | n/a | #key bindings for this dialog |
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31 | n/a | self.bind('<Return>',self.Ok) #dismiss dialog |
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32 | n/a | self.bind('<Escape>',self.Ok) #dismiss dialog |
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33 | n/a | self.textView.insert(0.0, text) |
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34 | n/a | self.textView.config(state=DISABLED) |
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35 | n/a | |
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36 | n/a | if modal: |
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37 | n/a | self.transient(parent) |
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38 | n/a | self.grab_set() |
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39 | n/a | self.wait_window() |
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40 | n/a | |
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41 | n/a | def CreateWidgets(self): |
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42 | n/a | frameText = Frame(self, relief=SUNKEN, height=700) |
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43 | n/a | frameButtons = Frame(self) |
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44 | n/a | self.buttonOk = Button(frameButtons, text='Close', |
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45 | n/a | command=self.Ok, takefocus=FALSE) |
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46 | n/a | self.scrollbarView = Scrollbar(frameText, orient=VERTICAL, |
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47 | n/a | takefocus=FALSE, highlightthickness=0) |
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48 | n/a | self.textView = Text(frameText, wrap=WORD, highlightthickness=0, |
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49 | n/a | fg=self.fg, bg=self.bg) |
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50 | n/a | self.scrollbarView.config(command=self.textView.yview) |
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51 | n/a | self.textView.config(yscrollcommand=self.scrollbarView.set) |
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52 | n/a | self.buttonOk.pack() |
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53 | n/a | self.scrollbarView.pack(side=RIGHT,fill=Y) |
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54 | n/a | self.textView.pack(side=LEFT,expand=TRUE,fill=BOTH) |
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55 | n/a | frameButtons.pack(side=BOTTOM,fill=X) |
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56 | n/a | frameText.pack(side=TOP,expand=TRUE,fill=BOTH) |
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57 | n/a | |
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58 | n/a | def Ok(self, event=None): |
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59 | n/a | self.destroy() |
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60 | n/a | |
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61 | n/a | |
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62 | n/a | def view_text(parent, title, text, modal=True): |
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63 | n/a | return TextViewer(parent, title, text, modal) |
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64 | n/a | |
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65 | n/a | def view_file(parent, title, filename, encoding=None, modal=True): |
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66 | n/a | try: |
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67 | n/a | with open(filename, 'r', encoding=encoding) as file: |
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68 | n/a | contents = file.read() |
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69 | n/a | except OSError: |
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70 | n/a | import tkinter.messagebox as tkMessageBox |
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71 | n/a | tkMessageBox.showerror(title='File Load Error', |
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72 | n/a | message='Unable to load file %r .' % filename, |
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73 | n/a | parent=parent) |
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74 | n/a | else: |
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75 | n/a | return view_text(parent, title, contents, modal) |
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76 | n/a | |
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77 | n/a | |
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78 | n/a | if __name__ == '__main__': |
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79 | n/a | #test the dialog |
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80 | n/a | root=Tk() |
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81 | n/a | root.title('textView test') |
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82 | n/a | filename = './textView.py' |
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83 | n/a | with open(filename, 'r') as f: |
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84 | n/a | text = f.read() |
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85 | n/a | btn1 = Button(root, text='view_text', |
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86 | n/a | command=lambda:view_text(root, 'view_text', text)) |
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87 | n/a | btn1.pack(side=LEFT) |
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88 | n/a | btn2 = Button(root, text='view_file', |
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89 | n/a | command=lambda:view_file(root, 'view_file', filename)) |
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90 | n/a | btn2.pack(side=LEFT) |
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91 | n/a | btn3 = Button(root, text='nonmodal view_text', |
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92 | n/a | command=lambda:view_text(root, 'nonmodal view_text', text, |
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93 | n/a | modal=False)) |
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94 | n/a | btn3.pack(side=LEFT) |
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95 | n/a | close = Button(root, text='Close', command=root.destroy) |
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96 | n/a | close.pack(side=RIGHT) |
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97 | n/a | root.mainloop() |
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