| Guido van Rossum | a917af7 | 1999-03-10 05:17:28 +0000 | [diff] [blame^] | 1 | import os |
| 2 | import sys |
| 3 | import imp |
| 4 | import string |
| 5 | import tkMessageBox |
| 6 | |
| 7 | from MultiScrolledLists import MultiScrolledLists |
| 8 | |
| 9 | class PathBrowser(MultiScrolledLists): |
| 10 | |
| 11 | def __init__(self, flist): |
| 12 | self.flist = flist |
| 13 | MultiScrolledLists.__init__(self, flist.root, 4) |
| 14 | |
| 15 | def longtitle(self): |
| 16 | return "Path Browser" |
| 17 | |
| 18 | def width(self, i): |
| 19 | return 30 |
| 20 | |
| 21 | def height(self, i): |
| 22 | return 20 |
| 23 | |
| 24 | def subtitle(self, i): |
| 25 | if i == 0: |
| 26 | return "Path Entries (sys.path)" |
| 27 | if i-1 >= len(self.path): |
| 28 | return "" |
| 29 | if i == 1: |
| 30 | return self.path[0] |
| 31 | if i == 2: |
| 32 | return "Classes in " + self.path[1] |
| 33 | if i == 3: |
| 34 | s = self.path[2] |
| 35 | i = string.find(s, "(") |
| 36 | if i > 0: |
| 37 | s = s[:i] |
| 38 | return "Methods of " + s |
| 39 | return "" |
| 40 | |
| 41 | def items(self, i): |
| 42 | if i == 0: |
| 43 | return sys.path |
| 44 | if i == 1: |
| 45 | return self.listmodules() |
| 46 | if i == 2: |
| 47 | return self.listclasses() |
| 48 | if i == 3: |
| 49 | return self.listmethods() |
| 50 | |
| 51 | def listmodules(self): |
| 52 | dir = self.path[0] |
| 53 | modules = {} |
| 54 | suffixes = imp.get_suffixes() |
| 55 | allnames = os.listdir(dir) |
| 56 | sorted = [] |
| 57 | for suff, mode, flag in suffixes: |
| 58 | i = -len(suff) |
| 59 | for name in allnames: |
| 60 | normed_name = os.path.normcase(name) |
| 61 | if normed_name[i:] == suff: |
| 62 | mod_name = name[:i] |
| 63 | if not modules.has_key(mod_name): |
| 64 | modules[mod_name] = None |
| 65 | sorted.append((normed_name, name)) |
| 66 | sorted.sort() |
| 67 | names = [] |
| 68 | for nn, name in sorted: |
| 69 | names.append(name) |
| 70 | return names |
| 71 | |
| 72 | def listclasses(self): |
| 73 | import pyclbr |
| 74 | dir = self.path[0] |
| 75 | file = self.path[1] |
| 76 | name, ext = os.path.splitext(file) |
| 77 | if os.path.normcase(ext) != ".py": |
| 78 | self.top.bell() |
| 79 | return [] |
| 80 | try: |
| 81 | dict = pyclbr.readmodule(name, [dir] + sys.path) |
| 82 | except ImportError, msg: |
| 83 | tkMessageBox.showerror("Import error", str(msg), parent=root) |
| 84 | return [] |
| 85 | items = [] |
| 86 | self.classes = {} |
| 87 | for key, cl in dict.items(): |
| 88 | if cl.module == name: |
| 89 | s = key |
| 90 | if cl.super: |
| 91 | supers = [] |
| 92 | for sup in cl.super: |
| 93 | sname = sup.name |
| 94 | if sup.module != cl.module: |
| 95 | sname = "%s.%s" % (sup.module, sname) |
| 96 | supers.append(sname) |
| 97 | s = s + "(%s)" % string.join(supers, ", ") |
| 98 | items.append((cl.lineno, s)) |
| 99 | self.classes[s] = cl |
| 100 | items.sort() |
| 101 | list = [] |
| 102 | for item, s in items: |
| 103 | list.append(s) |
| 104 | return list |
| 105 | |
| 106 | def listmethods(self): |
| 107 | try: |
| 108 | cl = self.classes[self.path[2]] |
| 109 | except (IndexError, KeyError): |
| 110 | return [] |
| 111 | items = [] |
| 112 | for name, lineno in cl.methods.items(): |
| 113 | items.append((lineno, name)) |
| 114 | items.sort() |
| 115 | list = [] |
| 116 | for item, name in items: |
| 117 | list.append(name) |
| 118 | return list |
| 119 | |
| 120 | def on_double(self, index, i): |
| 121 | if i == 0: |
| 122 | return |
| 123 | if i >= 1: |
| 124 | dir = self.path[0] |
| 125 | file = self.path[1] |
| 126 | name, ext = os.path.splitext(file) |
| 127 | if os.path.normcase(ext) != ".py": |
| 128 | self.top.bell() |
| 129 | return |
| 130 | fullname = os.path.join(dir, file) |
| 131 | edit = self.flist.open(fullname) |
| 132 | if i >= 2: |
| 133 | classname = self.path[2] |
| 134 | try: |
| 135 | cl = self.classes[classname] |
| 136 | except KeyError: |
| 137 | cl = None |
| 138 | else: |
| 139 | if i == 2: |
| 140 | edit.gotoline(cl.lineno) |
| 141 | else: |
| 142 | methodname = self.path[3] |
| 143 | edit.gotoline(cl.methods[methodname]) |
| 144 | |
| 145 | |
| 146 | def main(): |
| 147 | import PyShell |
| 148 | PathBrowser(PyShell.flist) |
| 149 | |
| 150 | if __name__ == "__main__": |
| 151 | main() |