← Back to branch summary

~malept/ubuntu/lucid/python2.6/dev-dependency-fix

« back to all changes in this revision

Viewing changes to Lib/idlelib/FileList.py

  • Committer: Bazaar Package Importer
  • Author(s): Matthias Klose
  • Date: 2009-02-13 12:51:00 UTC
  • Revision ID: james.westby@ubuntu.com-20090213125100-uufgcb9yeqzujpqw
Tags: upstream-2.6.1
Import upstream version 2.6.1

Show diffs side-by-side

added added

removed removed

Lines of Context:
Lib/idlelib/FileList.py
 
1
import os
 
2
from Tkinter import *
 
3
import tkMessageBox
 
4
 
 
5
 
 
6
class FileList:
 
7
 
 
8
    from EditorWindow import EditorWindow  # class variable, may be overridden
 
9
                                           # e.g. by PyShellFileList
 
10
 
 
11
    def __init__(self, root):
 
12
        self.root = root
 
13
        self.dict = {}
 
14
        self.inversedict = {}
 
15
        self.vars = {} # For EditorWindow.getrawvar (shared Tcl variables)
 
16
 
 
17
    def open(self, filename, action=None):
 
18
        assert filename
 
19
        filename = self.canonize(filename)
 
20
        if os.path.isdir(filename):
 
21
            # This can happen when bad filename is passed on command line:
 
22
            tkMessageBox.showerror(
 
23
                "File Error",
 
24
                "%r is a directory." % (filename,),
 
25
                master=self.root)
 
26
            return None
 
27
        key = os.path.normcase(filename)
 
28
        if self.dict.has_key(key):
 
29
            edit = self.dict[key]
 
30
            edit.top.wakeup()
 
31
            return edit
 
32
        if action:
 
33
            # Don't create window, perform 'action', e.g. open in same window
 
34
            return action(filename)
 
35
        else:
 
36
            return self.EditorWindow(self, filename, key)
 
37
 
 
38
    def gotofileline(self, filename, lineno=None):
 
39
        edit = self.open(filename)
 
40
        if edit is not None and lineno is not None:
 
41
            edit.gotoline(lineno)
 
42
 
 
43
    def new(self, filename=None):
 
44
        return self.EditorWindow(self, filename)
 
45
 
 
46
    def close_all_callback(self, event):
 
47
        for edit in self.inversedict.keys():
 
48
            reply = edit.close()
 
49
            if reply == "cancel":
 
50
                break
 
51
        return "break"
 
52
 
 
53
    def unregister_maybe_terminate(self, edit):
 
54
        try:
 
55
            key = self.inversedict[edit]
 
56
        except KeyError:
 
57
            print "Don't know this EditorWindow object.  (close)"
 
58
            return
 
59
        if key:
 
60
            del self.dict[key]
 
61
        del self.inversedict[edit]
 
62
        if not self.inversedict:
 
63
            self.root.quit()
 
64
 
 
65
    def filename_changed_edit(self, edit):
 
66
        edit.saved_change_hook()
 
67
        try:
 
68
            key = self.inversedict[edit]
 
69
        except KeyError:
 
70
            print "Don't know this EditorWindow object.  (rename)"
 
71
            return
 
72
        filename = edit.io.filename
 
73
        if not filename:
 
74
            if key:
 
75
                del self.dict[key]
 
76
            self.inversedict[edit] = None
 
77
            return
 
78
        filename = self.canonize(filename)
 
79
        newkey = os.path.normcase(filename)
 
80
        if newkey == key:
 
81
            return
 
82
        if self.dict.has_key(newkey):
 
83
            conflict = self.dict[newkey]
 
84
            self.inversedict[conflict] = None
 
85
            tkMessageBox.showerror(
 
86
                "Name Conflict",
 
87
                "You now have multiple edit windows open for %r" % (filename,),
 
88
                master=self.root)
 
89
        self.dict[newkey] = edit
 
90
        self.inversedict[edit] = newkey
 
91
        if key:
 
92
            try:
 
93
                del self.dict[key]
 
94
            except KeyError:
 
95
                pass
 
96
 
 
97
    def canonize(self, filename):
 
98
        if not os.path.isabs(filename):
 
99
            try:
 
100
                pwd = os.getcwd()
 
101
            except os.error:
 
102
                pass
 
103
            else:
 
104
                filename = os.path.join(pwd, filename)
 
105
        return os.path.normpath(filename)
 
106
 
 
107
 
 
108
def _test():
 
109
    from EditorWindow import fixwordbreaks
 
110
    import sys
 
111
    root = Tk()
 
112
    fixwordbreaks(root)
 
113
    root.withdraw()
 
114
    flist = FileList(root)
 
115
    if sys.argv[1:]:
 
116
        for filename in sys.argv[1:]:
 
117
            flist.open(filename)
 
118
    else:
 
119
        flist.new()
 
120
    if flist.inversedict:
 
121
        root.mainloop()
 
122
 
 
123
if __name__ == '__main__':
 
124
    _test()