| 1 | import sys
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| 2 | import os
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| 3 | import re
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| 4 | import imp
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| 5 | from Tkinter import *
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| 6 | import tkSimpleDialog
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| 7 | import tkMessageBox
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| 8 | import webbrowser
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| 9 |
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| 10 | from idlelib.MultiCall import MultiCallCreator
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| 11 | from idlelib import idlever
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| 12 | from idlelib import WindowList
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| 13 | from idlelib import SearchDialog
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| 14 | from idlelib import GrepDialog
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| 15 | from idlelib import ReplaceDialog
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| 16 | from idlelib import PyParse
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| 17 | from idlelib.configHandler import idleConf
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| 18 | from idlelib import aboutDialog, textView, configDialog
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| 19 | from idlelib import macosxSupport
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| 20 |
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| 21 | # The default tab setting for a Text widget, in average-width characters.
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| 22 | TK_TABWIDTH_DEFAULT = 8
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| 23 |
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| 24 | def _sphinx_version():
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| 25 | "Format sys.version_info to produce the Sphinx version string used to install the chm docs"
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| 26 | major, minor, micro, level, serial = sys.version_info
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| 27 | release = '%s%s' % (major, minor)
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| 28 | if micro:
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| 29 | release += '%s' % (micro,)
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| 30 | if level == 'candidate':
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| 31 | release += 'rc%s' % (serial,)
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| 32 | elif level != 'final':
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| 33 | release += '%s%s' % (level[0], serial)
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| 34 | return release
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| 35 |
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| 36 | def _find_module(fullname, path=None):
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| 37 | """Version of imp.find_module() that handles hierarchical module names"""
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| 38 |
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| 39 | file = None
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| 40 | for tgt in fullname.split('.'):
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| 41 | if file is not None:
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| 42 | file.close() # close intermediate files
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| 43 | (file, filename, descr) = imp.find_module(tgt, path)
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| 44 | if descr[2] == imp.PY_SOURCE:
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| 45 | break # find but not load the source file
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| 46 | module = imp.load_module(tgt, file, filename, descr)
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| 47 | try:
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| 48 | path = module.__path__
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| 49 | except AttributeError:
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| 50 | raise ImportError, 'No source for module ' + module.__name__
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| 51 | if descr[2] != imp.PY_SOURCE:
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| 52 | # If all of the above fails and didn't raise an exception,fallback
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| 53 | # to a straight import which can find __init__.py in a package.
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| 54 | m = __import__(fullname)
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| 55 | try:
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| 56 | filename = m.__file__
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| 57 | except AttributeError:
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| 58 | pass
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| 59 | else:
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| 60 | file = None
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| 61 | base, ext = os.path.splitext(filename)
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| 62 | if ext == '.pyc':
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| 63 | ext = '.py'
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| 64 | filename = base + ext
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| 65 | descr = filename, None, imp.PY_SOURCE
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| 66 | return file, filename, descr
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| 67 |
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| 68 |
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| 69 | class HelpDialog(object):
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| 70 |
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| 71 | def __init__(self):
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| 72 | self.parent = None # parent of help window
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| 73 | self.dlg = None # the help window iteself
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| 74 |
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| 75 | def display(self, parent, near=None):
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| 76 | """ Display the help dialog.
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| 77 |
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| 78 | parent - parent widget for the help window
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| 79 |
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| 80 | near - a Toplevel widget (e.g. EditorWindow or PyShell)
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| 81 | to use as a reference for placing the help window
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| 82 | """
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| 83 | if self.dlg is None:
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| 84 | self.show_dialog(parent)
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| 85 | if near:
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| 86 | self.nearwindow(near)
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| 87 |
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| 88 | def show_dialog(self, parent):
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| 89 | self.parent = parent
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| 90 | fn=os.path.join(os.path.abspath(os.path.dirname(__file__)),'help.txt')
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| 91 | self.dlg = dlg = textView.view_file(parent,'Help',fn, modal=False)
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| 92 | dlg.bind('<Destroy>', self.destroy, '+')
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| 93 |
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| 94 | def nearwindow(self, near):
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| 95 | # Place the help dialog near the window specified by parent.
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| 96 | # Note - this may not reposition the window in Metacity
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| 97 | # if "/apps/metacity/general/disable_workarounds" is enabled
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| 98 | dlg = self.dlg
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| 99 | geom = (near.winfo_rootx() + 10, near.winfo_rooty() + 10)
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| 100 | dlg.withdraw()
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| 101 | dlg.geometry("=+%d+%d" % geom)
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| 102 | dlg.deiconify()
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| 103 | dlg.lift()
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| 104 |
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| 105 | def destroy(self, ev=None):
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| 106 | self.dlg = None
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| 107 | self.parent = None
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| 108 |
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| 109 | helpDialog = HelpDialog() # singleton instance
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| 110 |
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| 111 |
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| 112 | class EditorWindow(object):
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| 113 | from idlelib.Percolator import Percolator
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| 114 | from idlelib.ColorDelegator import ColorDelegator
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| 115 | from idlelib.UndoDelegator import UndoDelegator
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| 116 | from idlelib.IOBinding import IOBinding, filesystemencoding, encoding
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| 117 | from idlelib import Bindings
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| 118 | from Tkinter import Toplevel
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| 119 | from idlelib.MultiStatusBar import MultiStatusBar
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| 120 |
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| 121 | help_url = None
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| 122 |
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| 123 | def __init__(self, flist=None, filename=None, key=None, root=None):
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| 124 | if EditorWindow.help_url is None:
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| 125 | dochome = os.path.join(sys.prefix, 'Doc', 'index.html')
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| 126 | if sys.platform.count('linux'):
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| 127 | # look for html docs in a couple of standard places
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| 128 | pyver = 'python-docs-' + '%s.%s.%s' % sys.version_info[:3]
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| 129 | if os.path.isdir('/var/www/html/python/'): # "python2" rpm
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| 130 | dochome = '/var/www/html/python/index.html'
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| 131 | else:
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| 132 | basepath = '/usr/share/doc/' # standard location
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| 133 | dochome = os.path.join(basepath, pyver,
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| 134 | 'Doc', 'index.html')
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| 135 | elif sys.platform[:3] == 'win':
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| 136 | chmfile = os.path.join(sys.prefix, 'Doc',
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| 137 | 'Python%s.chm' % _sphinx_version())
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| 138 | if os.path.isfile(chmfile):
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| 139 | dochome = chmfile
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| 140 | elif macosxSupport.runningAsOSXApp():
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| 141 | # documentation is stored inside the python framework
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| 142 | dochome = os.path.join(sys.prefix,
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| 143 | 'Resources/English.lproj/Documentation/index.html')
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| 144 | dochome = os.path.normpath(dochome)
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| 145 | if os.path.isfile(dochome):
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| 146 | EditorWindow.help_url = dochome
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| 147 | if sys.platform == 'darwin':
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| 148 | # Safari requires real file:-URLs
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| 149 | EditorWindow.help_url = 'file://' + EditorWindow.help_url
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| 150 | else:
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| 151 | EditorWindow.help_url = "http://docs.python.org/%d.%d" % sys.version_info[:2]
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| 152 | currentTheme=idleConf.CurrentTheme()
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| 153 | self.flist = flist
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| 154 | root = root or flist.root
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| 155 | self.root = root
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| 156 | try:
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| 157 | sys.ps1
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| 158 | except AttributeError:
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| 159 | sys.ps1 = '>>> '
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| 160 | self.menubar = Menu(root)
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| 161 | self.top = top = WindowList.ListedToplevel(root, menu=self.menubar)
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| 162 | if flist:
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| 163 | self.tkinter_vars = flist.vars
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| 164 | #self.top.instance_dict makes flist.inversedict available to
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| 165 | #configDialog.py so it can access all EditorWindow instances
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| 166 | self.top.instance_dict = flist.inversedict
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| 167 | else:
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| 168 | self.tkinter_vars = {} # keys: Tkinter event names
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| 169 | # values: Tkinter variable instances
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| 170 | self.top.instance_dict = {}
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| 171 | self.recent_files_path = os.path.join(idleConf.GetUserCfgDir(),
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| 172 | 'recent-files.lst')
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| 173 | self.text_frame = text_frame = Frame(top)
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| 174 | self.vbar = vbar = Scrollbar(text_frame, name='vbar')
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| 175 | self.width = idleConf.GetOption('main','EditorWindow','width', type='int')
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| 176 | text_options = {
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| 177 | 'name': 'text',
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| 178 | 'padx': 5,
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| 179 | 'wrap': 'none',
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| 180 | 'width': self.width,
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| 181 | 'height': idleConf.GetOption('main', 'EditorWindow', 'height', type='int')}
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| 182 | if TkVersion >= 8.5:
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| 183 | # Starting with tk 8.5 we have to set the new tabstyle option
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| 184 | # to 'wordprocessor' to achieve the same display of tabs as in
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| 185 | # older tk versions.
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| 186 | text_options['tabstyle'] = 'wordprocessor'
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| 187 | self.text = text = MultiCallCreator(Text)(text_frame, **text_options)
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| 188 | self.top.focused_widget = self.text
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| 189 |
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| 190 | self.createmenubar()
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| 191 | self.apply_bindings()
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| 192 |
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| 193 | self.top.protocol("WM_DELETE_WINDOW", self.close)
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| 194 | self.top.bind("<<close-window>>", self.close_event)
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| 195 | if macosxSupport.runningAsOSXApp():
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| 196 | # Command-W on editorwindows doesn't work without this.
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| 197 | text.bind('<<close-window>>', self.close_event)
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| 198 | # Some OS X systems have only one mouse button,
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| 199 | # so use control-click for pulldown menus there.
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| 200 | # (Note, AquaTk defines <2> as the right button if
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| 201 | # present and the Tk Text widget already binds <2>.)
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| 202 | text.bind("<Control-Button-1>",self.right_menu_event)
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| 203 | else:
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| 204 | # Elsewhere, use right-click for pulldown menus.
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| 205 | text.bind("<3>",self.right_menu_event)
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| 206 | text.bind("<<cut>>", self.cut)
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| 207 | text.bind("<<copy>>", self.copy)
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| 208 | text.bind("<<paste>>", self.paste)
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| 209 | text.bind("<<center-insert>>", self.center_insert_event)
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| 210 | text.bind("<<help>>", self.help_dialog)
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| 211 | text.bind("<<python-docs>>", self.python_docs)
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| 212 | text.bind("<<about-idle>>", self.about_dialog)
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| 213 | text.bind("<<open-config-dialog>>", self.config_dialog)
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| 214 | text.bind("<<open-module>>", self.open_module)
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| 215 | text.bind("<<do-nothing>>", lambda event: "break")
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| 216 | text.bind("<<select-all>>", self.select_all)
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| 217 | text.bind("<<remove-selection>>", self.remove_selection)
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| 218 | text.bind("<<find>>", self.find_event)
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| 219 | text.bind("<<find-again>>", self.find_again_event)
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| 220 | text.bind("<<find-in-files>>", self.find_in_files_event)
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| 221 | text.bind("<<find-selection>>", self.find_selection_event)
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| 222 | text.bind("<<replace>>", self.replace_event)
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| 223 | text.bind("<<goto-line>>", self.goto_line_event)
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| 224 | text.bind("<<smart-backspace>>",self.smart_backspace_event)
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| 225 | text.bind("<<newline-and-indent>>",self.newline_and_indent_event)
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| 226 | text.bind("<<smart-indent>>",self.smart_indent_event)
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| 227 | text.bind("<<indent-region>>",self.indent_region_event)
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| 228 | text.bind("<<dedent-region>>",self.dedent_region_event)
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| 229 | text.bind("<<comment-region>>",self.comment_region_event)
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| 230 | text.bind("<<uncomment-region>>",self.uncomment_region_event)
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| 231 | text.bind("<<tabify-region>>",self.tabify_region_event)
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| 232 | text.bind("<<untabify-region>>",self.untabify_region_event)
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| 233 | text.bind("<<toggle-tabs>>",self.toggle_tabs_event)
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| 234 | text.bind("<<change-indentwidth>>",self.change_indentwidth_event)
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| 235 | text.bind("<Left>", self.move_at_edge_if_selection(0))
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| 236 | text.bind("<Right>", self.move_at_edge_if_selection(1))
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| 237 | text.bind("<<del-word-left>>", self.del_word_left)
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| 238 | text.bind("<<del-word-right>>", self.del_word_right)
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| 239 | text.bind("<<beginning-of-line>>", self.home_callback)
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| 240 |
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| 241 | if flist:
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| 242 | flist.inversedict[self] = key
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| 243 | if key:
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| 244 | flist.dict[key] = self
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| 245 | text.bind("<<open-new-window>>", self.new_callback)
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| 246 | text.bind("<<close-all-windows>>", self.flist.close_all_callback)
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| 247 | text.bind("<<open-class-browser>>", self.open_class_browser)
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| 248 | text.bind("<<open-path-browser>>", self.open_path_browser)
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| 249 |
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| 250 | self.set_status_bar()
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| 251 | vbar['command'] = text.yview
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| 252 | vbar.pack(side=RIGHT, fill=Y)
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| 253 | text['yscrollcommand'] = vbar.set
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| 254 | fontWeight = 'normal'
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| 255 | if idleConf.GetOption('main', 'EditorWindow', 'font-bold', type='bool'):
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| 256 | fontWeight='bold'
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| 257 | text.config(font=(idleConf.GetOption('main', 'EditorWindow', 'font'),
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| 258 | idleConf.GetOption('main', 'EditorWindow',
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| 259 | 'font-size', type='int'),
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| 260 | fontWeight))
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| 261 | text_frame.pack(side=LEFT, fill=BOTH, expand=1)
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| 262 | text.pack(side=TOP, fill=BOTH, expand=1)
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| 263 | text.focus_set()
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| 264 |
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| 265 | # usetabs true -> literal tab characters are used by indent and
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| 266 | # dedent cmds, possibly mixed with spaces if
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| 267 | # indentwidth is not a multiple of tabwidth,
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| 268 | # which will cause Tabnanny to nag!
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| 269 | # false -> tab characters are converted to spaces by indent
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| 270 | # and dedent cmds, and ditto TAB keystrokes
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| 271 | # Although use-spaces=0 can be configured manually in config-main.def,
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| 272 | # configuration of tabs v. spaces is not supported in the configuration
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| 273 | # dialog. IDLE promotes the preferred Python indentation: use spaces!
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| 274 | usespaces = idleConf.GetOption('main', 'Indent', 'use-spaces', type='bool')
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| 275 | self.usetabs = not usespaces
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| 276 |
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| 277 | # tabwidth is the display width of a literal tab character.
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| 278 | # CAUTION: telling Tk to use anything other than its default
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| 279 | # tab setting causes it to use an entirely different tabbing algorithm,
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| 280 | # treating tab stops as fixed distances from the left margin.
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| 281 | # Nobody expects this, so for now tabwidth should never be changed.
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| 282 | self.tabwidth = 8 # must remain 8 until Tk is fixed.
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| 283 |
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| 284 | # indentwidth is the number of screen characters per indent level.
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| 285 | # The recommended Python indentation is four spaces.
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| 286 | self.indentwidth = self.tabwidth
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| 287 | self.set_notabs_indentwidth()
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| 288 |
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| 289 | # If context_use_ps1 is true, parsing searches back for a ps1 line;
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| 290 | # else searches for a popular (if, def, ...) Python stmt.
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| 291 | self.context_use_ps1 = False
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| 292 |
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| 293 | # When searching backwards for a reliable place to begin parsing,
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| 294 | # first start num_context_lines[0] lines back, then
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| 295 | # num_context_lines[1] lines back if that didn't work, and so on.
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| 296 | # The last value should be huge (larger than the # of lines in a
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| 297 | # conceivable file).
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| 298 | # Making the initial values larger slows things down more often.
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| 299 | self.num_context_lines = 50, 500, 5000000
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| 300 |
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| 301 | self.per = per = self.Percolator(text)
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| 302 |
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| 303 | self.undo = undo = self.UndoDelegator()
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| 304 | per.insertfilter(undo)
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| 305 | text.undo_block_start = undo.undo_block_start
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| 306 | text.undo_block_stop = undo.undo_block_stop
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| 307 | undo.set_saved_change_hook(self.saved_change_hook)
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| 308 |
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| 309 | # IOBinding implements file I/O and printing functionality
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| 310 | self.io = io = self.IOBinding(self)
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| 311 | io.set_filename_change_hook(self.filename_change_hook)
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| 312 |
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| 313 | # Create the recent files submenu
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| 314 | self.recent_files_menu = Menu(self.menubar)
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| 315 | self.menudict['file'].insert_cascade(3, label='Recent Files',
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| 316 | underline=0,
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| 317 | menu=self.recent_files_menu)
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| 318 | self.update_recent_files_list()
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| 319 |
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| 320 | self.color = None # initialized below in self.ResetColorizer
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| 321 | if filename:
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| 322 | if os.path.exists(filename) and not os.path.isdir(filename):
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| 323 | io.loadfile(filename)
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| 324 | else:
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| 325 | io.set_filename(filename)
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| 326 | self.ResetColorizer()
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| 327 | self.saved_change_hook()
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| 328 |
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| 329 | self.set_indentation_params(self.ispythonsource(filename))
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| 330 |
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| 331 | self.load_extensions()
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| 332 |
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| 333 | menu = self.menudict.get('windows')
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| 334 | if menu:
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| 335 | end = menu.index("end")
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| 336 | if end is None:
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| 337 | end = -1
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| 338 | if end >= 0:
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| 339 | menu.add_separator()
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| 340 | end = end + 1
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| 341 | self.wmenu_end = end
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| 342 | WindowList.register_callback(self.postwindowsmenu)
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| 343 |
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| 344 | # Some abstractions so IDLE extensions are cross-IDE
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| 345 | self.askyesno = tkMessageBox.askyesno
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| 346 | self.askinteger = tkSimpleDialog.askinteger
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| 347 | self.showerror = tkMessageBox.showerror
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| 348 |
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| 349 | self._highlight_workaround() # Fix selection tags on Windows
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| 350 |
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| 351 | def _highlight_workaround(self):
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| 352 | # On Windows, Tk removes painting of the selection
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| 353 | # tags which is different behavior than on Linux and Mac.
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| 354 | # See issue14146 for more information.
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| 355 | if not sys.platform.startswith('win'):
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| 356 | return
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| 357 |
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| 358 | text = self.text
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| 359 | text.event_add("<<Highlight-FocusOut>>", "<FocusOut>")
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| 360 | text.event_add("<<Highlight-FocusIn>>", "<FocusIn>")
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| 361 | def highlight_fix(focus):
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| 362 | sel_range = text.tag_ranges("sel")
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| 363 | if sel_range:
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| 364 | if focus == 'out':
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| 365 | HILITE_CONFIG = idleConf.GetHighlight(
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| 366 | idleConf.CurrentTheme(), 'hilite')
|
|---|
| 367 | text.tag_config("sel_fix", HILITE_CONFIG)
|
|---|
| 368 | text.tag_raise("sel_fix")
|
|---|
| 369 | text.tag_add("sel_fix", *sel_range)
|
|---|
| 370 | elif focus == 'in':
|
|---|
| 371 | text.tag_remove("sel_fix", "1.0", "end")
|
|---|
| 372 |
|
|---|
| 373 | text.bind("<<Highlight-FocusOut>>",
|
|---|
| 374 | lambda ev: highlight_fix("out"))
|
|---|
| 375 | text.bind("<<Highlight-FocusIn>>",
|
|---|
| 376 | lambda ev: highlight_fix("in"))
|
|---|
| 377 |
|
|---|
| 378 |
|
|---|
| 379 | def _filename_to_unicode(self, filename):
|
|---|
| 380 | """convert filename to unicode in order to display it in Tk"""
|
|---|
| 381 | if isinstance(filename, unicode) or not filename:
|
|---|
| 382 | return filename
|
|---|
| 383 | else:
|
|---|
| 384 | try:
|
|---|
| 385 | return filename.decode(self.filesystemencoding)
|
|---|
| 386 | except UnicodeDecodeError:
|
|---|
| 387 | # XXX
|
|---|
| 388 | try:
|
|---|
| 389 | return filename.decode(self.encoding)
|
|---|
| 390 | except UnicodeDecodeError:
|
|---|
| 391 | # byte-to-byte conversion
|
|---|
| 392 | return filename.decode('iso8859-1')
|
|---|
| 393 |
|
|---|
| 394 | def new_callback(self, event):
|
|---|
| 395 | dirname, basename = self.io.defaultfilename()
|
|---|
| 396 | self.flist.new(dirname)
|
|---|
| 397 | return "break"
|
|---|
| 398 |
|
|---|
| 399 | def home_callback(self, event):
|
|---|
| 400 | if (event.state & 4) != 0 and event.keysym == "Home":
|
|---|
| 401 | # state&4==Control. If <Control-Home>, use the Tk binding.
|
|---|
| 402 | return
|
|---|
| 403 | if self.text.index("iomark") and \
|
|---|
| 404 | self.text.compare("iomark", "<=", "insert lineend") and \
|
|---|
| 405 | self.text.compare("insert linestart", "<=", "iomark"):
|
|---|
| 406 | # In Shell on input line, go to just after prompt
|
|---|
| 407 | insertpt = int(self.text.index("iomark").split(".")[1])
|
|---|
| 408 | else:
|
|---|
| 409 | line = self.text.get("insert linestart", "insert lineend")
|
|---|
| 410 | for insertpt in xrange(len(line)):
|
|---|
| 411 | if line[insertpt] not in (' ','\t'):
|
|---|
| 412 | break
|
|---|
| 413 | else:
|
|---|
| 414 | insertpt=len(line)
|
|---|
| 415 | lineat = int(self.text.index("insert").split('.')[1])
|
|---|
| 416 | if insertpt == lineat:
|
|---|
| 417 | insertpt = 0
|
|---|
| 418 | dest = "insert linestart+"+str(insertpt)+"c"
|
|---|
| 419 | if (event.state&1) == 0:
|
|---|
| 420 | # shift was not pressed
|
|---|
| 421 | self.text.tag_remove("sel", "1.0", "end")
|
|---|
| 422 | else:
|
|---|
| 423 | if not self.text.index("sel.first"):
|
|---|
| 424 | self.text.mark_set("my_anchor", "insert") # there was no previous selection
|
|---|
| 425 | else:
|
|---|
| 426 | if self.text.compare(self.text.index("sel.first"), "<", self.text.index("insert")):
|
|---|
| 427 | self.text.mark_set("my_anchor", "sel.first") # extend back
|
|---|
| 428 | else:
|
|---|
| 429 | self.text.mark_set("my_anchor", "sel.last") # extend forward
|
|---|
| 430 | first = self.text.index(dest)
|
|---|
| 431 | last = self.text.index("my_anchor")
|
|---|
| 432 | if self.text.compare(first,">",last):
|
|---|
| 433 | first,last = last,first
|
|---|
| 434 | self.text.tag_remove("sel", "1.0", "end")
|
|---|
| 435 | self.text.tag_add("sel", first, last)
|
|---|
| 436 | self.text.mark_set("insert", dest)
|
|---|
| 437 | self.text.see("insert")
|
|---|
| 438 | return "break"
|
|---|
| 439 |
|
|---|
| 440 | def set_status_bar(self):
|
|---|
| 441 | self.status_bar = self.MultiStatusBar(self.top)
|
|---|
| 442 | if macosxSupport.runningAsOSXApp():
|
|---|
| 443 | # Insert some padding to avoid obscuring some of the statusbar
|
|---|
| 444 | # by the resize widget.
|
|---|
| 445 | self.status_bar.set_label('_padding1', ' ', side=RIGHT)
|
|---|
| 446 | self.status_bar.set_label('column', 'Col: ?', side=RIGHT)
|
|---|
| 447 | self.status_bar.set_label('line', 'Ln: ?', side=RIGHT)
|
|---|
| 448 | self.status_bar.pack(side=BOTTOM, fill=X)
|
|---|
| 449 | self.text.bind("<<set-line-and-column>>", self.set_line_and_column)
|
|---|
| 450 | self.text.event_add("<<set-line-and-column>>",
|
|---|
| 451 | "<KeyRelease>", "<ButtonRelease>")
|
|---|
| 452 | self.text.after_idle(self.set_line_and_column)
|
|---|
| 453 |
|
|---|
| 454 | def set_line_and_column(self, event=None):
|
|---|
| 455 | line, column = self.text.index(INSERT).split('.')
|
|---|
| 456 | self.status_bar.set_label('column', 'Col: %s' % column)
|
|---|
| 457 | self.status_bar.set_label('line', 'Ln: %s' % line)
|
|---|
| 458 |
|
|---|
| 459 | menu_specs = [
|
|---|
| 460 | ("file", "_File"),
|
|---|
| 461 | ("edit", "_Edit"),
|
|---|
| 462 | ("format", "F_ormat"),
|
|---|
| 463 | ("run", "_Run"),
|
|---|
| 464 | ("options", "_Options"),
|
|---|
| 465 | ("windows", "_Windows"),
|
|---|
| 466 | ("help", "_Help"),
|
|---|
| 467 | ]
|
|---|
| 468 |
|
|---|
| 469 | if macosxSupport.runningAsOSXApp():
|
|---|
| 470 | menu_specs[-2] = ("windows", "_Window")
|
|---|
| 471 |
|
|---|
| 472 |
|
|---|
| 473 | def createmenubar(self):
|
|---|
| 474 | mbar = self.menubar
|
|---|
| 475 | self.menudict = menudict = {}
|
|---|
| 476 | for name, label in self.menu_specs:
|
|---|
| 477 | underline, label = prepstr(label)
|
|---|
| 478 | menudict[name] = menu = Menu(mbar, name=name)
|
|---|
| 479 | mbar.add_cascade(label=label, menu=menu, underline=underline)
|
|---|
| 480 |
|
|---|
| 481 | if macosxSupport.isCarbonAquaTk(self.root):
|
|---|
| 482 | # Insert the application menu
|
|---|
| 483 | menudict['application'] = menu = Menu(mbar, name='apple')
|
|---|
| 484 | mbar.add_cascade(label='IDLE', menu=menu)
|
|---|
| 485 |
|
|---|
| 486 | self.fill_menus()
|
|---|
| 487 | self.base_helpmenu_length = self.menudict['help'].index(END)
|
|---|
| 488 | self.reset_help_menu_entries()
|
|---|
| 489 |
|
|---|
| 490 | def postwindowsmenu(self):
|
|---|
| 491 | # Only called when Windows menu exists
|
|---|
| 492 | menu = self.menudict['windows']
|
|---|
| 493 | end = menu.index("end")
|
|---|
| 494 | if end is None:
|
|---|
| 495 | end = -1
|
|---|
| 496 | if end > self.wmenu_end:
|
|---|
| 497 | menu.delete(self.wmenu_end+1, end)
|
|---|
| 498 | WindowList.add_windows_to_menu(menu)
|
|---|
| 499 |
|
|---|
| 500 | rmenu = None
|
|---|
| 501 |
|
|---|
| 502 | def right_menu_event(self, event):
|
|---|
| 503 | self.text.mark_set("insert", "@%d,%d" % (event.x, event.y))
|
|---|
| 504 | if not self.rmenu:
|
|---|
| 505 | self.make_rmenu()
|
|---|
| 506 | rmenu = self.rmenu
|
|---|
| 507 | self.event = event
|
|---|
| 508 | iswin = sys.platform[:3] == 'win'
|
|---|
| 509 | if iswin:
|
|---|
| 510 | self.text.config(cursor="arrow")
|
|---|
| 511 |
|
|---|
| 512 | for item in self.rmenu_specs:
|
|---|
| 513 | try:
|
|---|
| 514 | label, eventname, verify_state = item
|
|---|
| 515 | except ValueError: # see issue1207589
|
|---|
| 516 | continue
|
|---|
| 517 |
|
|---|
| 518 | if verify_state is None:
|
|---|
| 519 | continue
|
|---|
| 520 | state = getattr(self, verify_state)()
|
|---|
| 521 | rmenu.entryconfigure(label, state=state)
|
|---|
| 522 |
|
|---|
| 523 | rmenu.tk_popup(event.x_root, event.y_root)
|
|---|
| 524 | if iswin:
|
|---|
| 525 | self.text.config(cursor="ibeam")
|
|---|
| 526 |
|
|---|
| 527 | rmenu_specs = [
|
|---|
| 528 | # ("Label", "<<virtual-event>>", "statefuncname"), ...
|
|---|
| 529 | ("Close", "<<close-window>>", None), # Example
|
|---|
| 530 | ]
|
|---|
| 531 |
|
|---|
| 532 | def make_rmenu(self):
|
|---|
| 533 | rmenu = Menu(self.text, tearoff=0)
|
|---|
| 534 | for item in self.rmenu_specs:
|
|---|
| 535 | label, eventname = item[0], item[1]
|
|---|
| 536 | if label is not None:
|
|---|
| 537 | def command(text=self.text, eventname=eventname):
|
|---|
| 538 | text.event_generate(eventname)
|
|---|
| 539 | rmenu.add_command(label=label, command=command)
|
|---|
| 540 | else:
|
|---|
| 541 | rmenu.add_separator()
|
|---|
| 542 | self.rmenu = rmenu
|
|---|
| 543 |
|
|---|
| 544 | def rmenu_check_cut(self):
|
|---|
| 545 | return self.rmenu_check_copy()
|
|---|
| 546 |
|
|---|
| 547 | def rmenu_check_copy(self):
|
|---|
| 548 | try:
|
|---|
| 549 | indx = self.text.index('sel.first')
|
|---|
| 550 | except TclError:
|
|---|
| 551 | return 'disabled'
|
|---|
| 552 | else:
|
|---|
| 553 | return 'normal' if indx else 'disabled'
|
|---|
| 554 |
|
|---|
| 555 | def rmenu_check_paste(self):
|
|---|
| 556 | try:
|
|---|
| 557 | self.text.tk.call('tk::GetSelection', self.text, 'CLIPBOARD')
|
|---|
| 558 | except TclError:
|
|---|
| 559 | return 'disabled'
|
|---|
| 560 | else:
|
|---|
| 561 | return 'normal'
|
|---|
| 562 |
|
|---|
| 563 | def about_dialog(self, event=None):
|
|---|
| 564 | aboutDialog.AboutDialog(self.top,'About IDLE')
|
|---|
| 565 |
|
|---|
| 566 | def config_dialog(self, event=None):
|
|---|
| 567 | configDialog.ConfigDialog(self.top,'Settings')
|
|---|
| 568 |
|
|---|
| 569 | def help_dialog(self, event=None):
|
|---|
| 570 | if self.root:
|
|---|
| 571 | parent = self.root
|
|---|
| 572 | else:
|
|---|
| 573 | parent = self.top
|
|---|
| 574 | helpDialog.display(parent, near=self.top)
|
|---|
| 575 |
|
|---|
| 576 | def python_docs(self, event=None):
|
|---|
| 577 | if sys.platform[:3] == 'win':
|
|---|
| 578 | try:
|
|---|
| 579 | os.startfile(self.help_url)
|
|---|
| 580 | except WindowsError as why:
|
|---|
| 581 | tkMessageBox.showerror(title='Document Start Failure',
|
|---|
| 582 | message=str(why), parent=self.text)
|
|---|
| 583 | else:
|
|---|
| 584 | webbrowser.open(self.help_url)
|
|---|
| 585 | return "break"
|
|---|
| 586 |
|
|---|
| 587 | def cut(self,event):
|
|---|
| 588 | self.text.event_generate("<<Cut>>")
|
|---|
| 589 | return "break"
|
|---|
| 590 |
|
|---|
| 591 | def copy(self,event):
|
|---|
| 592 | if not self.text.tag_ranges("sel"):
|
|---|
| 593 | # There is no selection, so do nothing and maybe interrupt.
|
|---|
| 594 | return
|
|---|
| 595 | self.text.event_generate("<<Copy>>")
|
|---|
| 596 | return "break"
|
|---|
| 597 |
|
|---|
| 598 | def paste(self,event):
|
|---|
| 599 | self.text.event_generate("<<Paste>>")
|
|---|
| 600 | self.text.see("insert")
|
|---|
| 601 | return "break"
|
|---|
| 602 |
|
|---|
| 603 | def select_all(self, event=None):
|
|---|
| 604 | self.text.tag_add("sel", "1.0", "end-1c")
|
|---|
| 605 | self.text.mark_set("insert", "1.0")
|
|---|
| 606 | self.text.see("insert")
|
|---|
| 607 | return "break"
|
|---|
| 608 |
|
|---|
| 609 | def remove_selection(self, event=None):
|
|---|
| 610 | self.text.tag_remove("sel", "1.0", "end")
|
|---|
| 611 | self.text.see("insert")
|
|---|
| 612 |
|
|---|
| 613 | def move_at_edge_if_selection(self, edge_index):
|
|---|
| 614 | """Cursor move begins at start or end of selection
|
|---|
| 615 |
|
|---|
| 616 | When a left/right cursor key is pressed create and return to Tkinter a
|
|---|
| 617 | function which causes a cursor move from the associated edge of the
|
|---|
| 618 | selection.
|
|---|
| 619 |
|
|---|
| 620 | """
|
|---|
| 621 | self_text_index = self.text.index
|
|---|
| 622 | self_text_mark_set = self.text.mark_set
|
|---|
| 623 | edges_table = ("sel.first+1c", "sel.last-1c")
|
|---|
| 624 | def move_at_edge(event):
|
|---|
| 625 | if (event.state & 5) == 0: # no shift(==1) or control(==4) pressed
|
|---|
| 626 | try:
|
|---|
| 627 | self_text_index("sel.first")
|
|---|
| 628 | self_text_mark_set("insert", edges_table[edge_index])
|
|---|
| 629 | except TclError:
|
|---|
| 630 | pass
|
|---|
| 631 | return move_at_edge
|
|---|
| 632 |
|
|---|
| 633 | def del_word_left(self, event):
|
|---|
| 634 | self.text.event_generate('<Meta-Delete>')
|
|---|
| 635 | return "break"
|
|---|
| 636 |
|
|---|
| 637 | def del_word_right(self, event):
|
|---|
| 638 | self.text.event_generate('<Meta-d>')
|
|---|
| 639 | return "break"
|
|---|
| 640 |
|
|---|
| 641 | def find_event(self, event):
|
|---|
| 642 | SearchDialog.find(self.text)
|
|---|
| 643 | return "break"
|
|---|
| 644 |
|
|---|
| 645 | def find_again_event(self, event):
|
|---|
| 646 | SearchDialog.find_again(self.text)
|
|---|
| 647 | return "break"
|
|---|
| 648 |
|
|---|
| 649 | def find_selection_event(self, event):
|
|---|
| 650 | SearchDialog.find_selection(self.text)
|
|---|
| 651 | return "break"
|
|---|
| 652 |
|
|---|
| 653 | def find_in_files_event(self, event):
|
|---|
| 654 | GrepDialog.grep(self.text, self.io, self.flist)
|
|---|
| 655 | return "break"
|
|---|
| 656 |
|
|---|
| 657 | def replace_event(self, event):
|
|---|
| 658 | ReplaceDialog.replace(self.text)
|
|---|
| 659 | return "break"
|
|---|
| 660 |
|
|---|
| 661 | def goto_line_event(self, event):
|
|---|
| 662 | text = self.text
|
|---|
| 663 | lineno = tkSimpleDialog.askinteger("Goto",
|
|---|
| 664 | "Go to line number:",parent=text)
|
|---|
| 665 | if lineno is None:
|
|---|
| 666 | return "break"
|
|---|
| 667 | if lineno <= 0:
|
|---|
| 668 | text.bell()
|
|---|
| 669 | return "break"
|
|---|
| 670 | text.mark_set("insert", "%d.0" % lineno)
|
|---|
| 671 | text.see("insert")
|
|---|
| 672 |
|
|---|
| 673 | def open_module(self, event=None):
|
|---|
| 674 | # XXX Shouldn't this be in IOBinding or in FileList?
|
|---|
| 675 | try:
|
|---|
| 676 | name = self.text.get("sel.first", "sel.last")
|
|---|
| 677 | except TclError:
|
|---|
| 678 | name = ""
|
|---|
| 679 | else:
|
|---|
| 680 | name = name.strip()
|
|---|
| 681 | name = tkSimpleDialog.askstring("Module",
|
|---|
| 682 | "Enter the name of a Python module\n"
|
|---|
| 683 | "to search on sys.path and open:",
|
|---|
| 684 | parent=self.text, initialvalue=name)
|
|---|
| 685 | if name:
|
|---|
| 686 | name = name.strip()
|
|---|
| 687 | if not name:
|
|---|
| 688 | return
|
|---|
| 689 | # XXX Ought to insert current file's directory in front of path
|
|---|
| 690 | try:
|
|---|
| 691 | (f, file, (suffix, mode, type)) = _find_module(name)
|
|---|
| 692 | except (NameError, ImportError) as msg:
|
|---|
| 693 | tkMessageBox.showerror("Import error", str(msg), parent=self.text)
|
|---|
| 694 | return
|
|---|
| 695 | if type != imp.PY_SOURCE:
|
|---|
| 696 | tkMessageBox.showerror("Unsupported type",
|
|---|
| 697 | "%s is not a source module" % name, parent=self.text)
|
|---|
| 698 | return
|
|---|
| 699 | if f:
|
|---|
| 700 | f.close()
|
|---|
| 701 | if self.flist:
|
|---|
| 702 | self.flist.open(file)
|
|---|
| 703 | else:
|
|---|
| 704 | self.io.loadfile(file)
|
|---|
| 705 |
|
|---|
| 706 | def open_class_browser(self, event=None):
|
|---|
| 707 | filename = self.io.filename
|
|---|
| 708 | if not filename:
|
|---|
| 709 | tkMessageBox.showerror(
|
|---|
| 710 | "No filename",
|
|---|
| 711 | "This buffer has no associated filename",
|
|---|
| 712 | master=self.text)
|
|---|
| 713 | self.text.focus_set()
|
|---|
| 714 | return None
|
|---|
| 715 | head, tail = os.path.split(filename)
|
|---|
| 716 | base, ext = os.path.splitext(tail)
|
|---|
| 717 | from idlelib import ClassBrowser
|
|---|
| 718 | ClassBrowser.ClassBrowser(self.flist, base, [head])
|
|---|
| 719 |
|
|---|
| 720 | def open_path_browser(self, event=None):
|
|---|
| 721 | from idlelib import PathBrowser
|
|---|
| 722 | PathBrowser.PathBrowser(self.flist)
|
|---|
| 723 |
|
|---|
| 724 | def gotoline(self, lineno):
|
|---|
| 725 | if lineno is not None and lineno > 0:
|
|---|
| 726 | self.text.mark_set("insert", "%d.0" % lineno)
|
|---|
| 727 | self.text.tag_remove("sel", "1.0", "end")
|
|---|
| 728 | self.text.tag_add("sel", "insert", "insert +1l")
|
|---|
| 729 | self.center()
|
|---|
| 730 |
|
|---|
| 731 | def ispythonsource(self, filename):
|
|---|
| 732 | if not filename or os.path.isdir(filename):
|
|---|
| 733 | return True
|
|---|
| 734 | base, ext = os.path.splitext(os.path.basename(filename))
|
|---|
| 735 | if os.path.normcase(ext) in (".py", ".pyw"):
|
|---|
| 736 | return True
|
|---|
| 737 | try:
|
|---|
| 738 | f = open(filename)
|
|---|
| 739 | line = f.readline()
|
|---|
| 740 | f.close()
|
|---|
| 741 | except IOError:
|
|---|
| 742 | return False
|
|---|
| 743 | return line.startswith('#!') and line.find('python') >= 0
|
|---|
| 744 |
|
|---|
| 745 | def close_hook(self):
|
|---|
| 746 | if self.flist:
|
|---|
| 747 | self.flist.unregister_maybe_terminate(self)
|
|---|
| 748 | self.flist = None
|
|---|
| 749 |
|
|---|
| 750 | def set_close_hook(self, close_hook):
|
|---|
| 751 | self.close_hook = close_hook
|
|---|
| 752 |
|
|---|
| 753 | def filename_change_hook(self):
|
|---|
| 754 | if self.flist:
|
|---|
| 755 | self.flist.filename_changed_edit(self)
|
|---|
| 756 | self.saved_change_hook()
|
|---|
| 757 | self.top.update_windowlist_registry(self)
|
|---|
| 758 | self.ResetColorizer()
|
|---|
| 759 |
|
|---|
| 760 | def _addcolorizer(self):
|
|---|
| 761 | if self.color:
|
|---|
| 762 | return
|
|---|
| 763 | if self.ispythonsource(self.io.filename):
|
|---|
| 764 | self.color = self.ColorDelegator()
|
|---|
| 765 | # can add more colorizers here...
|
|---|
| 766 | if self.color:
|
|---|
| 767 | self.per.removefilter(self.undo)
|
|---|
| 768 | self.per.insertfilter(self.color)
|
|---|
| 769 | self.per.insertfilter(self.undo)
|
|---|
| 770 |
|
|---|
| 771 | def _rmcolorizer(self):
|
|---|
| 772 | if not self.color:
|
|---|
| 773 | return
|
|---|
| 774 | self.color.removecolors()
|
|---|
| 775 | self.per.removefilter(self.color)
|
|---|
| 776 | self.color = None
|
|---|
| 777 |
|
|---|
| 778 | def ResetColorizer(self):
|
|---|
| 779 | "Update the colour theme"
|
|---|
| 780 | # Called from self.filename_change_hook and from configDialog.py
|
|---|
| 781 | self._rmcolorizer()
|
|---|
| 782 | self._addcolorizer()
|
|---|
| 783 | theme = idleConf.GetOption('main','Theme','name')
|
|---|
| 784 | normal_colors = idleConf.GetHighlight(theme, 'normal')
|
|---|
| 785 | cursor_color = idleConf.GetHighlight(theme, 'cursor', fgBg='fg')
|
|---|
| 786 | select_colors = idleConf.GetHighlight(theme, 'hilite')
|
|---|
| 787 | self.text.config(
|
|---|
| 788 | foreground=normal_colors['foreground'],
|
|---|
| 789 | background=normal_colors['background'],
|
|---|
| 790 | insertbackground=cursor_color,
|
|---|
| 791 | selectforeground=select_colors['foreground'],
|
|---|
| 792 | selectbackground=select_colors['background'],
|
|---|
| 793 | )
|
|---|
| 794 |
|
|---|
| 795 | def ResetFont(self):
|
|---|
| 796 | "Update the text widgets' font if it is changed"
|
|---|
| 797 | # Called from configDialog.py
|
|---|
| 798 | fontWeight='normal'
|
|---|
| 799 | if idleConf.GetOption('main','EditorWindow','font-bold',type='bool'):
|
|---|
| 800 | fontWeight='bold'
|
|---|
| 801 | self.text.config(font=(idleConf.GetOption('main','EditorWindow','font'),
|
|---|
| 802 | idleConf.GetOption('main','EditorWindow','font-size',
|
|---|
| 803 | type='int'),
|
|---|
| 804 | fontWeight))
|
|---|
| 805 |
|
|---|
| 806 | def RemoveKeybindings(self):
|
|---|
| 807 | "Remove the keybindings before they are changed."
|
|---|
| 808 | # Called from configDialog.py
|
|---|
| 809 | self.Bindings.default_keydefs = keydefs = idleConf.GetCurrentKeySet()
|
|---|
| 810 | for event, keylist in keydefs.items():
|
|---|
| 811 | self.text.event_delete(event, *keylist)
|
|---|
| 812 | for extensionName in self.get_standard_extension_names():
|
|---|
| 813 | xkeydefs = idleConf.GetExtensionBindings(extensionName)
|
|---|
| 814 | if xkeydefs:
|
|---|
| 815 | for event, keylist in xkeydefs.items():
|
|---|
| 816 | self.text.event_delete(event, *keylist)
|
|---|
| 817 |
|
|---|
| 818 | def ApplyKeybindings(self):
|
|---|
| 819 | "Update the keybindings after they are changed"
|
|---|
| 820 | # Called from configDialog.py
|
|---|
| 821 | self.Bindings.default_keydefs = keydefs = idleConf.GetCurrentKeySet()
|
|---|
| 822 | self.apply_bindings()
|
|---|
| 823 | for extensionName in self.get_standard_extension_names():
|
|---|
| 824 | xkeydefs = idleConf.GetExtensionBindings(extensionName)
|
|---|
| 825 | if xkeydefs:
|
|---|
| 826 | self.apply_bindings(xkeydefs)
|
|---|
| 827 | #update menu accelerators
|
|---|
| 828 | menuEventDict = {}
|
|---|
| 829 | for menu in self.Bindings.menudefs:
|
|---|
| 830 | menuEventDict[menu[0]] = {}
|
|---|
| 831 | for item in menu[1]:
|
|---|
| 832 | if item:
|
|---|
| 833 | menuEventDict[menu[0]][prepstr(item[0])[1]] = item[1]
|
|---|
| 834 | for menubarItem in self.menudict.keys():
|
|---|
| 835 | menu = self.menudict[menubarItem]
|
|---|
| 836 | end = menu.index(END)
|
|---|
| 837 | if end is None:
|
|---|
| 838 | # Skip empty menus
|
|---|
| 839 | continue
|
|---|
| 840 | end += 1
|
|---|
| 841 | for index in range(0, end):
|
|---|
| 842 | if menu.type(index) == 'command':
|
|---|
| 843 | accel = menu.entrycget(index, 'accelerator')
|
|---|
| 844 | if accel:
|
|---|
| 845 | itemName = menu.entrycget(index, 'label')
|
|---|
| 846 | event = ''
|
|---|
| 847 | if menubarItem in menuEventDict:
|
|---|
| 848 | if itemName in menuEventDict[menubarItem]:
|
|---|
| 849 | event = menuEventDict[menubarItem][itemName]
|
|---|
| 850 | if event:
|
|---|
| 851 | accel = get_accelerator(keydefs, event)
|
|---|
| 852 | menu.entryconfig(index, accelerator=accel)
|
|---|
| 853 |
|
|---|
| 854 | def set_notabs_indentwidth(self):
|
|---|
| 855 | "Update the indentwidth if changed and not using tabs in this window"
|
|---|
| 856 | # Called from configDialog.py
|
|---|
| 857 | if not self.usetabs:
|
|---|
| 858 | self.indentwidth = idleConf.GetOption('main', 'Indent','num-spaces',
|
|---|
| 859 | type='int')
|
|---|
| 860 |
|
|---|
| 861 | def reset_help_menu_entries(self):
|
|---|
| 862 | "Update the additional help entries on the Help menu"
|
|---|
| 863 | help_list = idleConf.GetAllExtraHelpSourcesList()
|
|---|
| 864 | helpmenu = self.menudict['help']
|
|---|
| 865 | # first delete the extra help entries, if any
|
|---|
| 866 | helpmenu_length = helpmenu.index(END)
|
|---|
| 867 | if helpmenu_length > self.base_helpmenu_length:
|
|---|
| 868 | helpmenu.delete((self.base_helpmenu_length + 1), helpmenu_length)
|
|---|
| 869 | # then rebuild them
|
|---|
| 870 | if help_list:
|
|---|
| 871 | helpmenu.add_separator()
|
|---|
| 872 | for entry in help_list:
|
|---|
| 873 | cmd = self.__extra_help_callback(entry[1])
|
|---|
| 874 | helpmenu.add_command(label=entry[0], command=cmd)
|
|---|
| 875 | # and update the menu dictionary
|
|---|
| 876 | self.menudict['help'] = helpmenu
|
|---|
| 877 |
|
|---|
| 878 | def __extra_help_callback(self, helpfile):
|
|---|
| 879 | "Create a callback with the helpfile value frozen at definition time"
|
|---|
| 880 | def display_extra_help(helpfile=helpfile):
|
|---|
| 881 | if not helpfile.startswith(('www', 'http')):
|
|---|
| 882 | helpfile = os.path.normpath(helpfile)
|
|---|
| 883 | if sys.platform[:3] == 'win':
|
|---|
| 884 | try:
|
|---|
| 885 | os.startfile(helpfile)
|
|---|
| 886 | except WindowsError as why:
|
|---|
| 887 | tkMessageBox.showerror(title='Document Start Failure',
|
|---|
| 888 | message=str(why), parent=self.text)
|
|---|
| 889 | else:
|
|---|
| 890 | webbrowser.open(helpfile)
|
|---|
| 891 | return display_extra_help
|
|---|
| 892 |
|
|---|
| 893 | def update_recent_files_list(self, new_file=None):
|
|---|
| 894 | "Load and update the recent files list and menus"
|
|---|
| 895 | rf_list = []
|
|---|
| 896 | if os.path.exists(self.recent_files_path):
|
|---|
| 897 | with open(self.recent_files_path, 'r') as rf_list_file:
|
|---|
| 898 | rf_list = rf_list_file.readlines()
|
|---|
| 899 | if new_file:
|
|---|
| 900 | new_file = os.path.abspath(new_file) + '\n'
|
|---|
| 901 | if new_file in rf_list:
|
|---|
| 902 | rf_list.remove(new_file) # move to top
|
|---|
| 903 | rf_list.insert(0, new_file)
|
|---|
| 904 | # clean and save the recent files list
|
|---|
| 905 | bad_paths = []
|
|---|
| 906 | for path in rf_list:
|
|---|
| 907 | if '\0' in path or not os.path.exists(path[0:-1]):
|
|---|
| 908 | bad_paths.append(path)
|
|---|
| 909 | rf_list = [path for path in rf_list if path not in bad_paths]
|
|---|
| 910 | ulchars = "1234567890ABCDEFGHIJK"
|
|---|
| 911 | rf_list = rf_list[0:len(ulchars)]
|
|---|
| 912 | try:
|
|---|
| 913 | with open(self.recent_files_path, 'w') as rf_file:
|
|---|
| 914 | rf_file.writelines(rf_list)
|
|---|
| 915 | except IOError as err:
|
|---|
| 916 | if not getattr(self.root, "recentfilelist_error_displayed", False):
|
|---|
| 917 | self.root.recentfilelist_error_displayed = True
|
|---|
| 918 | tkMessageBox.showerror(title='IDLE Error',
|
|---|
| 919 | message='Unable to update Recent Files list:\n%s'
|
|---|
| 920 | % str(err),
|
|---|
| 921 | parent=self.text)
|
|---|
| 922 | # for each edit window instance, construct the recent files menu
|
|---|
| 923 | for instance in self.top.instance_dict.keys():
|
|---|
| 924 | menu = instance.recent_files_menu
|
|---|
| 925 | menu.delete(0, END) # clear, and rebuild:
|
|---|
| 926 | for i, file_name in enumerate(rf_list):
|
|---|
| 927 | file_name = file_name.rstrip() # zap \n
|
|---|
| 928 | # make unicode string to display non-ASCII chars correctly
|
|---|
| 929 | ufile_name = self._filename_to_unicode(file_name)
|
|---|
| 930 | callback = instance.__recent_file_callback(file_name)
|
|---|
| 931 | menu.add_command(label=ulchars[i] + " " + ufile_name,
|
|---|
| 932 | command=callback,
|
|---|
| 933 | underline=0)
|
|---|
| 934 |
|
|---|
| 935 | def __recent_file_callback(self, file_name):
|
|---|
| 936 | def open_recent_file(fn_closure=file_name):
|
|---|
| 937 | self.io.open(editFile=fn_closure)
|
|---|
| 938 | return open_recent_file
|
|---|
| 939 |
|
|---|
| 940 | def saved_change_hook(self):
|
|---|
| 941 | short = self.short_title()
|
|---|
| 942 | long = self.long_title()
|
|---|
| 943 | if short and long:
|
|---|
| 944 | title = short + " - " + long
|
|---|
| 945 | elif short:
|
|---|
| 946 | title = short
|
|---|
| 947 | elif long:
|
|---|
| 948 | title = long
|
|---|
| 949 | else:
|
|---|
| 950 | title = "Untitled"
|
|---|
| 951 | icon = short or long or title
|
|---|
| 952 | if not self.get_saved():
|
|---|
| 953 | title = "*%s*" % title
|
|---|
| 954 | icon = "*%s" % icon
|
|---|
| 955 | self.top.wm_title(title)
|
|---|
| 956 | self.top.wm_iconname(icon)
|
|---|
| 957 |
|
|---|
| 958 | def get_saved(self):
|
|---|
| 959 | return self.undo.get_saved()
|
|---|
| 960 |
|
|---|
| 961 | def set_saved(self, flag):
|
|---|
| 962 | self.undo.set_saved(flag)
|
|---|
| 963 |
|
|---|
| 964 | def reset_undo(self):
|
|---|
| 965 | self.undo.reset_undo()
|
|---|
| 966 |
|
|---|
| 967 | def short_title(self):
|
|---|
| 968 | filename = self.io.filename
|
|---|
| 969 | if filename:
|
|---|
| 970 | filename = os.path.basename(filename)
|
|---|
| 971 | # return unicode string to display non-ASCII chars correctly
|
|---|
| 972 | return self._filename_to_unicode(filename)
|
|---|
| 973 |
|
|---|
| 974 | def long_title(self):
|
|---|
| 975 | # return unicode string to display non-ASCII chars correctly
|
|---|
| 976 | return self._filename_to_unicode(self.io.filename or "")
|
|---|
| 977 |
|
|---|
| 978 | def center_insert_event(self, event):
|
|---|
| 979 | self.center()
|
|---|
| 980 |
|
|---|
| 981 | def center(self, mark="insert"):
|
|---|
| 982 | text = self.text
|
|---|
| 983 | top, bot = self.getwindowlines()
|
|---|
| 984 | lineno = self.getlineno(mark)
|
|---|
| 985 | height = bot - top
|
|---|
| 986 | newtop = max(1, lineno - height//2)
|
|---|
| 987 | text.yview(float(newtop))
|
|---|
| 988 |
|
|---|
| 989 | def getwindowlines(self):
|
|---|
| 990 | text = self.text
|
|---|
| 991 | top = self.getlineno("@0,0")
|
|---|
| 992 | bot = self.getlineno("@0,65535")
|
|---|
| 993 | if top == bot and text.winfo_height() == 1:
|
|---|
| 994 | # Geometry manager hasn't run yet
|
|---|
| 995 | height = int(text['height'])
|
|---|
| 996 | bot = top + height - 1
|
|---|
| 997 | return top, bot
|
|---|
| 998 |
|
|---|
| 999 | def getlineno(self, mark="insert"):
|
|---|
| 1000 | text = self.text
|
|---|
| 1001 | return int(float(text.index(mark)))
|
|---|
| 1002 |
|
|---|
| 1003 | def get_geometry(self):
|
|---|
| 1004 | "Return (width, height, x, y)"
|
|---|
| 1005 | geom = self.top.wm_geometry()
|
|---|
| 1006 | m = re.match(r"(\d+)x(\d+)\+(-?\d+)\+(-?\d+)", geom)
|
|---|
| 1007 | tuple = (map(int, m.groups()))
|
|---|
| 1008 | return tuple
|
|---|
| 1009 |
|
|---|
| 1010 | def close_event(self, event):
|
|---|
| 1011 | self.close()
|
|---|
| 1012 |
|
|---|
| 1013 | def maybesave(self):
|
|---|
| 1014 | if self.io:
|
|---|
| 1015 | if not self.get_saved():
|
|---|
| 1016 | if self.top.state()!='normal':
|
|---|
| 1017 | self.top.deiconify()
|
|---|
| 1018 | self.top.lower()
|
|---|
| 1019 | self.top.lift()
|
|---|
| 1020 | return self.io.maybesave()
|
|---|
| 1021 |
|
|---|
| 1022 | def close(self):
|
|---|
| 1023 | reply = self.maybesave()
|
|---|
| 1024 | if str(reply) != "cancel":
|
|---|
| 1025 | self._close()
|
|---|
| 1026 | return reply
|
|---|
| 1027 |
|
|---|
| 1028 | def _close(self):
|
|---|
| 1029 | if self.io.filename:
|
|---|
| 1030 | self.update_recent_files_list(new_file=self.io.filename)
|
|---|
| 1031 | WindowList.unregister_callback(self.postwindowsmenu)
|
|---|
| 1032 | self.unload_extensions()
|
|---|
| 1033 | self.io.close()
|
|---|
| 1034 | self.io = None
|
|---|
| 1035 | self.undo = None
|
|---|
| 1036 | if self.color:
|
|---|
| 1037 | self.color.close(False)
|
|---|
| 1038 | self.color = None
|
|---|
| 1039 | self.text = None
|
|---|
| 1040 | self.tkinter_vars = None
|
|---|
| 1041 | self.per.close()
|
|---|
| 1042 | self.per = None
|
|---|
| 1043 | self.top.destroy()
|
|---|
| 1044 | if self.close_hook:
|
|---|
| 1045 | # unless override: unregister from flist, terminate if last window
|
|---|
| 1046 | self.close_hook()
|
|---|
| 1047 |
|
|---|
| 1048 | def load_extensions(self):
|
|---|
| 1049 | self.extensions = {}
|
|---|
| 1050 | self.load_standard_extensions()
|
|---|
| 1051 |
|
|---|
| 1052 | def unload_extensions(self):
|
|---|
| 1053 | for ins in self.extensions.values():
|
|---|
| 1054 | if hasattr(ins, "close"):
|
|---|
| 1055 | ins.close()
|
|---|
| 1056 | self.extensions = {}
|
|---|
| 1057 |
|
|---|
| 1058 | def load_standard_extensions(self):
|
|---|
| 1059 | for name in self.get_standard_extension_names():
|
|---|
| 1060 | try:
|
|---|
| 1061 | self.load_extension(name)
|
|---|
| 1062 | except:
|
|---|
| 1063 | print "Failed to load extension", repr(name)
|
|---|
| 1064 | import traceback
|
|---|
| 1065 | traceback.print_exc()
|
|---|
| 1066 |
|
|---|
| 1067 | def get_standard_extension_names(self):
|
|---|
| 1068 | return idleConf.GetExtensions(editor_only=True)
|
|---|
| 1069 |
|
|---|
| 1070 | def load_extension(self, name):
|
|---|
| 1071 | try:
|
|---|
| 1072 | mod = __import__(name, globals(), locals(), [])
|
|---|
| 1073 | except ImportError:
|
|---|
| 1074 | print "\nFailed to import extension: ", name
|
|---|
| 1075 | return
|
|---|
| 1076 | cls = getattr(mod, name)
|
|---|
| 1077 | keydefs = idleConf.GetExtensionBindings(name)
|
|---|
| 1078 | if hasattr(cls, "menudefs"):
|
|---|
| 1079 | self.fill_menus(cls.menudefs, keydefs)
|
|---|
| 1080 | ins = cls(self)
|
|---|
| 1081 | self.extensions[name] = ins
|
|---|
| 1082 | if keydefs:
|
|---|
| 1083 | self.apply_bindings(keydefs)
|
|---|
| 1084 | for vevent in keydefs.keys():
|
|---|
| 1085 | methodname = vevent.replace("-", "_")
|
|---|
| 1086 | while methodname[:1] == '<':
|
|---|
| 1087 | methodname = methodname[1:]
|
|---|
| 1088 | while methodname[-1:] == '>':
|
|---|
| 1089 | methodname = methodname[:-1]
|
|---|
| 1090 | methodname = methodname + "_event"
|
|---|
| 1091 | if hasattr(ins, methodname):
|
|---|
| 1092 | self.text.bind(vevent, getattr(ins, methodname))
|
|---|
| 1093 |
|
|---|
| 1094 | def apply_bindings(self, keydefs=None):
|
|---|
| 1095 | if keydefs is None:
|
|---|
| 1096 | keydefs = self.Bindings.default_keydefs
|
|---|
| 1097 | text = self.text
|
|---|
| 1098 | text.keydefs = keydefs
|
|---|
| 1099 | for event, keylist in keydefs.items():
|
|---|
| 1100 | if keylist:
|
|---|
| 1101 | text.event_add(event, *keylist)
|
|---|
| 1102 |
|
|---|
| 1103 | def fill_menus(self, menudefs=None, keydefs=None):
|
|---|
| 1104 | """Add appropriate entries to the menus and submenus
|
|---|
| 1105 |
|
|---|
| 1106 | Menus that are absent or None in self.menudict are ignored.
|
|---|
| 1107 | """
|
|---|
| 1108 | if menudefs is None:
|
|---|
| 1109 | menudefs = self.Bindings.menudefs
|
|---|
| 1110 | if keydefs is None:
|
|---|
| 1111 | keydefs = self.Bindings.default_keydefs
|
|---|
| 1112 | menudict = self.menudict
|
|---|
| 1113 | text = self.text
|
|---|
| 1114 | for mname, entrylist in menudefs:
|
|---|
| 1115 | menu = menudict.get(mname)
|
|---|
| 1116 | if not menu:
|
|---|
| 1117 | continue
|
|---|
| 1118 | for entry in entrylist:
|
|---|
| 1119 | if not entry:
|
|---|
| 1120 | menu.add_separator()
|
|---|
| 1121 | else:
|
|---|
| 1122 | label, eventname = entry
|
|---|
| 1123 | checkbutton = (label[:1] == '!')
|
|---|
| 1124 | if checkbutton:
|
|---|
| 1125 | label = label[1:]
|
|---|
| 1126 | underline, label = prepstr(label)
|
|---|
| 1127 | accelerator = get_accelerator(keydefs, eventname)
|
|---|
| 1128 | def command(text=text, eventname=eventname):
|
|---|
| 1129 | text.event_generate(eventname)
|
|---|
| 1130 | if checkbutton:
|
|---|
| 1131 | var = self.get_var_obj(eventname, BooleanVar)
|
|---|
| 1132 | menu.add_checkbutton(label=label, underline=underline,
|
|---|
| 1133 | command=command, accelerator=accelerator,
|
|---|
| 1134 | variable=var)
|
|---|
| 1135 | else:
|
|---|
| 1136 | menu.add_command(label=label, underline=underline,
|
|---|
| 1137 | command=command,
|
|---|
| 1138 | accelerator=accelerator)
|
|---|
| 1139 |
|
|---|
| 1140 | def getvar(self, name):
|
|---|
| 1141 | var = self.get_var_obj(name)
|
|---|
| 1142 | if var:
|
|---|
| 1143 | value = var.get()
|
|---|
| 1144 | return value
|
|---|
| 1145 | else:
|
|---|
| 1146 | raise NameError, name
|
|---|
| 1147 |
|
|---|
| 1148 | def setvar(self, name, value, vartype=None):
|
|---|
| 1149 | var = self.get_var_obj(name, vartype)
|
|---|
| 1150 | if var:
|
|---|
| 1151 | var.set(value)
|
|---|
| 1152 | else:
|
|---|
| 1153 | raise NameError, name
|
|---|
| 1154 |
|
|---|
| 1155 | def get_var_obj(self, name, vartype=None):
|
|---|
| 1156 | var = self.tkinter_vars.get(name)
|
|---|
| 1157 | if not var and vartype:
|
|---|
| 1158 | # create a Tkinter variable object with self.text as master:
|
|---|
| 1159 | self.tkinter_vars[name] = var = vartype(self.text)
|
|---|
| 1160 | return var
|
|---|
| 1161 |
|
|---|
| 1162 | # Tk implementations of "virtual text methods" -- each platform
|
|---|
| 1163 | # reusing IDLE's support code needs to define these for its GUI's
|
|---|
| 1164 | # flavor of widget.
|
|---|
| 1165 |
|
|---|
| 1166 | # Is character at text_index in a Python string? Return 0 for
|
|---|
| 1167 | # "guaranteed no", true for anything else. This info is expensive
|
|---|
| 1168 | # to compute ab initio, but is probably already known by the
|
|---|
| 1169 | # platform's colorizer.
|
|---|
| 1170 |
|
|---|
| 1171 | def is_char_in_string(self, text_index):
|
|---|
| 1172 | if self.color:
|
|---|
| 1173 | # Return true iff colorizer hasn't (re)gotten this far
|
|---|
| 1174 | # yet, or the character is tagged as being in a string
|
|---|
| 1175 | return self.text.tag_prevrange("TODO", text_index) or \
|
|---|
| 1176 | "STRING" in self.text.tag_names(text_index)
|
|---|
| 1177 | else:
|
|---|
| 1178 | # The colorizer is missing: assume the worst
|
|---|
| 1179 | return 1
|
|---|
| 1180 |
|
|---|
| 1181 | # If a selection is defined in the text widget, return (start,
|
|---|
| 1182 | # end) as Tkinter text indices, otherwise return (None, None)
|
|---|
| 1183 | def get_selection_indices(self):
|
|---|
| 1184 | try:
|
|---|
| 1185 | first = self.text.index("sel.first")
|
|---|
| 1186 | last = self.text.index("sel.last")
|
|---|
| 1187 | return first, last
|
|---|
| 1188 | except TclError:
|
|---|
| 1189 | return None, None
|
|---|
| 1190 |
|
|---|
| 1191 | # Return the text widget's current view of what a tab stop means
|
|---|
| 1192 | # (equivalent width in spaces).
|
|---|
| 1193 |
|
|---|
| 1194 | def get_tabwidth(self):
|
|---|
| 1195 | current = self.text['tabs'] or TK_TABWIDTH_DEFAULT
|
|---|
| 1196 | return int(current)
|
|---|
| 1197 |
|
|---|
| 1198 | # Set the text widget's current view of what a tab stop means.
|
|---|
| 1199 |
|
|---|
| 1200 | def set_tabwidth(self, newtabwidth):
|
|---|
| 1201 | text = self.text
|
|---|
| 1202 | if self.get_tabwidth() != newtabwidth:
|
|---|
| 1203 | pixels = text.tk.call("font", "measure", text["font"],
|
|---|
| 1204 | "-displayof", text.master,
|
|---|
| 1205 | "n" * newtabwidth)
|
|---|
| 1206 | text.configure(tabs=pixels)
|
|---|
| 1207 |
|
|---|
| 1208 | # If ispythonsource and guess are true, guess a good value for
|
|---|
| 1209 | # indentwidth based on file content (if possible), and if
|
|---|
| 1210 | # indentwidth != tabwidth set usetabs false.
|
|---|
| 1211 | # In any case, adjust the Text widget's view of what a tab
|
|---|
| 1212 | # character means.
|
|---|
| 1213 |
|
|---|
| 1214 | def set_indentation_params(self, ispythonsource, guess=True):
|
|---|
| 1215 | if guess and ispythonsource:
|
|---|
| 1216 | i = self.guess_indent()
|
|---|
| 1217 | if 2 <= i <= 8:
|
|---|
| 1218 | self.indentwidth = i
|
|---|
| 1219 | if self.indentwidth != self.tabwidth:
|
|---|
| 1220 | self.usetabs = False
|
|---|
| 1221 | self.set_tabwidth(self.tabwidth)
|
|---|
| 1222 |
|
|---|
| 1223 | def smart_backspace_event(self, event):
|
|---|
| 1224 | text = self.text
|
|---|
| 1225 | first, last = self.get_selection_indices()
|
|---|
| 1226 | if first and last:
|
|---|
| 1227 | text.delete(first, last)
|
|---|
| 1228 | text.mark_set("insert", first)
|
|---|
| 1229 | return "break"
|
|---|
| 1230 | # Delete whitespace left, until hitting a real char or closest
|
|---|
| 1231 | # preceding virtual tab stop.
|
|---|
| 1232 | chars = text.get("insert linestart", "insert")
|
|---|
| 1233 | if chars == '':
|
|---|
| 1234 | if text.compare("insert", ">", "1.0"):
|
|---|
| 1235 | # easy: delete preceding newline
|
|---|
| 1236 | text.delete("insert-1c")
|
|---|
| 1237 | else:
|
|---|
| 1238 | text.bell() # at start of buffer
|
|---|
| 1239 | return "break"
|
|---|
| 1240 | if chars[-1] not in " \t":
|
|---|
| 1241 | # easy: delete preceding real char
|
|---|
| 1242 | text.delete("insert-1c")
|
|---|
| 1243 | return "break"
|
|---|
| 1244 | # Ick. It may require *inserting* spaces if we back up over a
|
|---|
| 1245 | # tab character! This is written to be clear, not fast.
|
|---|
| 1246 | tabwidth = self.tabwidth
|
|---|
| 1247 | have = len(chars.expandtabs(tabwidth))
|
|---|
| 1248 | assert have > 0
|
|---|
| 1249 | want = ((have - 1) // self.indentwidth) * self.indentwidth
|
|---|
| 1250 | # Debug prompt is multilined....
|
|---|
| 1251 | if self.context_use_ps1:
|
|---|
| 1252 | last_line_of_prompt = sys.ps1.split('\n')[-1]
|
|---|
| 1253 | else:
|
|---|
| 1254 | last_line_of_prompt = ''
|
|---|
| 1255 | ncharsdeleted = 0
|
|---|
| 1256 | while 1:
|
|---|
| 1257 | if chars == last_line_of_prompt:
|
|---|
| 1258 | break
|
|---|
| 1259 | chars = chars[:-1]
|
|---|
| 1260 | ncharsdeleted = ncharsdeleted + 1
|
|---|
| 1261 | have = len(chars.expandtabs(tabwidth))
|
|---|
| 1262 | if have <= want or chars[-1] not in " \t":
|
|---|
| 1263 | break
|
|---|
| 1264 | text.undo_block_start()
|
|---|
| 1265 | text.delete("insert-%dc" % ncharsdeleted, "insert")
|
|---|
| 1266 | if have < want:
|
|---|
| 1267 | text.insert("insert", ' ' * (want - have))
|
|---|
| 1268 | text.undo_block_stop()
|
|---|
| 1269 | return "break"
|
|---|
| 1270 |
|
|---|
| 1271 | def smart_indent_event(self, event):
|
|---|
| 1272 | # if intraline selection:
|
|---|
| 1273 | # delete it
|
|---|
| 1274 | # elif multiline selection:
|
|---|
| 1275 | # do indent-region
|
|---|
| 1276 | # else:
|
|---|
| 1277 | # indent one level
|
|---|
| 1278 | text = self.text
|
|---|
| 1279 | first, last = self.get_selection_indices()
|
|---|
| 1280 | text.undo_block_start()
|
|---|
| 1281 | try:
|
|---|
| 1282 | if first and last:
|
|---|
| 1283 | if index2line(first) != index2line(last):
|
|---|
| 1284 | return self.indent_region_event(event)
|
|---|
| 1285 | text.delete(first, last)
|
|---|
| 1286 | text.mark_set("insert", first)
|
|---|
| 1287 | prefix = text.get("insert linestart", "insert")
|
|---|
| 1288 | raw, effective = classifyws(prefix, self.tabwidth)
|
|---|
| 1289 | if raw == len(prefix):
|
|---|
| 1290 | # only whitespace to the left
|
|---|
| 1291 | self.reindent_to(effective + self.indentwidth)
|
|---|
| 1292 | else:
|
|---|
| 1293 | # tab to the next 'stop' within or to right of line's text:
|
|---|
| 1294 | if self.usetabs:
|
|---|
| 1295 | pad = '\t'
|
|---|
| 1296 | else:
|
|---|
| 1297 | effective = len(prefix.expandtabs(self.tabwidth))
|
|---|
| 1298 | n = self.indentwidth
|
|---|
| 1299 | pad = ' ' * (n - effective % n)
|
|---|
| 1300 | text.insert("insert", pad)
|
|---|
| 1301 | text.see("insert")
|
|---|
| 1302 | return "break"
|
|---|
| 1303 | finally:
|
|---|
| 1304 | text.undo_block_stop()
|
|---|
| 1305 |
|
|---|
| 1306 | def newline_and_indent_event(self, event):
|
|---|
| 1307 | text = self.text
|
|---|
| 1308 | first, last = self.get_selection_indices()
|
|---|
| 1309 | text.undo_block_start()
|
|---|
| 1310 | try:
|
|---|
| 1311 | if first and last:
|
|---|
| 1312 | text.delete(first, last)
|
|---|
| 1313 | text.mark_set("insert", first)
|
|---|
| 1314 | line = text.get("insert linestart", "insert")
|
|---|
| 1315 | i, n = 0, len(line)
|
|---|
| 1316 | while i < n and line[i] in " \t":
|
|---|
| 1317 | i = i+1
|
|---|
| 1318 | if i == n:
|
|---|
| 1319 | # the cursor is in or at leading indentation in a continuation
|
|---|
| 1320 | # line; just inject an empty line at the start
|
|---|
| 1321 | text.insert("insert linestart", '\n')
|
|---|
| 1322 | return "break"
|
|---|
| 1323 | indent = line[:i]
|
|---|
| 1324 | # strip whitespace before insert point unless it's in the prompt
|
|---|
| 1325 | i = 0
|
|---|
| 1326 | last_line_of_prompt = sys.ps1.split('\n')[-1]
|
|---|
| 1327 | while line and line[-1] in " \t" and line != last_line_of_prompt:
|
|---|
| 1328 | line = line[:-1]
|
|---|
| 1329 | i = i+1
|
|---|
| 1330 | if i:
|
|---|
| 1331 | text.delete("insert - %d chars" % i, "insert")
|
|---|
| 1332 | # strip whitespace after insert point
|
|---|
| 1333 | while text.get("insert") in " \t":
|
|---|
| 1334 | text.delete("insert")
|
|---|
| 1335 | # start new line
|
|---|
| 1336 | text.insert("insert", '\n')
|
|---|
| 1337 |
|
|---|
| 1338 | # adjust indentation for continuations and block
|
|---|
| 1339 | # open/close first need to find the last stmt
|
|---|
| 1340 | lno = index2line(text.index('insert'))
|
|---|
| 1341 | y = PyParse.Parser(self.indentwidth, self.tabwidth)
|
|---|
| 1342 | if not self.context_use_ps1:
|
|---|
| 1343 | for context in self.num_context_lines:
|
|---|
| 1344 | startat = max(lno - context, 1)
|
|---|
| 1345 | startatindex = repr(startat) + ".0"
|
|---|
| 1346 | rawtext = text.get(startatindex, "insert")
|
|---|
| 1347 | y.set_str(rawtext)
|
|---|
| 1348 | bod = y.find_good_parse_start(
|
|---|
| 1349 | self.context_use_ps1,
|
|---|
| 1350 | self._build_char_in_string_func(startatindex))
|
|---|
| 1351 | if bod is not None or startat == 1:
|
|---|
| 1352 | break
|
|---|
| 1353 | y.set_lo(bod or 0)
|
|---|
| 1354 | else:
|
|---|
| 1355 | r = text.tag_prevrange("console", "insert")
|
|---|
| 1356 | if r:
|
|---|
| 1357 | startatindex = r[1]
|
|---|
| 1358 | else:
|
|---|
| 1359 | startatindex = "1.0"
|
|---|
| 1360 | rawtext = text.get(startatindex, "insert")
|
|---|
| 1361 | y.set_str(rawtext)
|
|---|
| 1362 | y.set_lo(0)
|
|---|
| 1363 |
|
|---|
| 1364 | c = y.get_continuation_type()
|
|---|
| 1365 | if c != PyParse.C_NONE:
|
|---|
| 1366 | # The current stmt hasn't ended yet.
|
|---|
| 1367 | if c == PyParse.C_STRING_FIRST_LINE:
|
|---|
| 1368 | # after the first line of a string; do not indent at all
|
|---|
| 1369 | pass
|
|---|
| 1370 | elif c == PyParse.C_STRING_NEXT_LINES:
|
|---|
| 1371 | # inside a string which started before this line;
|
|---|
| 1372 | # just mimic the current indent
|
|---|
| 1373 | text.insert("insert", indent)
|
|---|
| 1374 | elif c == PyParse.C_BRACKET:
|
|---|
| 1375 | # line up with the first (if any) element of the
|
|---|
| 1376 | # last open bracket structure; else indent one
|
|---|
| 1377 | # level beyond the indent of the line with the
|
|---|
| 1378 | # last open bracket
|
|---|
| 1379 | self.reindent_to(y.compute_bracket_indent())
|
|---|
| 1380 | elif c == PyParse.C_BACKSLASH:
|
|---|
| 1381 | # if more than one line in this stmt already, just
|
|---|
| 1382 | # mimic the current indent; else if initial line
|
|---|
| 1383 | # has a start on an assignment stmt, indent to
|
|---|
| 1384 | # beyond leftmost =; else to beyond first chunk of
|
|---|
| 1385 | # non-whitespace on initial line
|
|---|
| 1386 | if y.get_num_lines_in_stmt() > 1:
|
|---|
| 1387 | text.insert("insert", indent)
|
|---|
| 1388 | else:
|
|---|
| 1389 | self.reindent_to(y.compute_backslash_indent())
|
|---|
| 1390 | else:
|
|---|
| 1391 | assert 0, "bogus continuation type %r" % (c,)
|
|---|
| 1392 | return "break"
|
|---|
| 1393 |
|
|---|
| 1394 | # This line starts a brand new stmt; indent relative to
|
|---|
| 1395 | # indentation of initial line of closest preceding
|
|---|
| 1396 | # interesting stmt.
|
|---|
| 1397 | indent = y.get_base_indent_string()
|
|---|
| 1398 | text.insert("insert", indent)
|
|---|
| 1399 | if y.is_block_opener():
|
|---|
| 1400 | self.smart_indent_event(event)
|
|---|
| 1401 | elif indent and y.is_block_closer():
|
|---|
| 1402 | self.smart_backspace_event(event)
|
|---|
| 1403 | return "break"
|
|---|
| 1404 | finally:
|
|---|
| 1405 | text.see("insert")
|
|---|
| 1406 | text.undo_block_stop()
|
|---|
| 1407 |
|
|---|
| 1408 | # Our editwin provides a is_char_in_string function that works
|
|---|
| 1409 | # with a Tk text index, but PyParse only knows about offsets into
|
|---|
| 1410 | # a string. This builds a function for PyParse that accepts an
|
|---|
| 1411 | # offset.
|
|---|
| 1412 |
|
|---|
| 1413 | def _build_char_in_string_func(self, startindex):
|
|---|
| 1414 | def inner(offset, _startindex=startindex,
|
|---|
| 1415 | _icis=self.is_char_in_string):
|
|---|
| 1416 | return _icis(_startindex + "+%dc" % offset)
|
|---|
| 1417 | return inner
|
|---|
| 1418 |
|
|---|
| 1419 | def indent_region_event(self, event):
|
|---|
| 1420 | head, tail, chars, lines = self.get_region()
|
|---|
| 1421 | for pos in range(len(lines)):
|
|---|
| 1422 | line = lines[pos]
|
|---|
| 1423 | if line:
|
|---|
| 1424 | raw, effective = classifyws(line, self.tabwidth)
|
|---|
| 1425 | effective = effective + self.indentwidth
|
|---|
| 1426 | lines[pos] = self._make_blanks(effective) + line[raw:]
|
|---|
| 1427 | self.set_region(head, tail, chars, lines)
|
|---|
| 1428 | return "break"
|
|---|
| 1429 |
|
|---|
| 1430 | def dedent_region_event(self, event):
|
|---|
| 1431 | head, tail, chars, lines = self.get_region()
|
|---|
| 1432 | for pos in range(len(lines)):
|
|---|
| 1433 | line = lines[pos]
|
|---|
| 1434 | if line:
|
|---|
| 1435 | raw, effective = classifyws(line, self.tabwidth)
|
|---|
| 1436 | effective = max(effective - self.indentwidth, 0)
|
|---|
| 1437 | lines[pos] = self._make_blanks(effective) + line[raw:]
|
|---|
| 1438 | self.set_region(head, tail, chars, lines)
|
|---|
| 1439 | return "break"
|
|---|
| 1440 |
|
|---|
| 1441 | def comment_region_event(self, event):
|
|---|
| 1442 | head, tail, chars, lines = self.get_region()
|
|---|
| 1443 | for pos in range(len(lines) - 1):
|
|---|
| 1444 | line = lines[pos]
|
|---|
| 1445 | lines[pos] = '##' + line
|
|---|
| 1446 | self.set_region(head, tail, chars, lines)
|
|---|
| 1447 |
|
|---|
| 1448 | def uncomment_region_event(self, event):
|
|---|
| 1449 | head, tail, chars, lines = self.get_region()
|
|---|
| 1450 | for pos in range(len(lines)):
|
|---|
| 1451 | line = lines[pos]
|
|---|
| 1452 | if not line:
|
|---|
| 1453 | continue
|
|---|
| 1454 | if line[:2] == '##':
|
|---|
| 1455 | line = line[2:]
|
|---|
| 1456 | elif line[:1] == '#':
|
|---|
| 1457 | line = line[1:]
|
|---|
| 1458 | lines[pos] = line
|
|---|
| 1459 | self.set_region(head, tail, chars, lines)
|
|---|
| 1460 |
|
|---|
| 1461 | def tabify_region_event(self, event):
|
|---|
| 1462 | head, tail, chars, lines = self.get_region()
|
|---|
| 1463 | tabwidth = self._asktabwidth()
|
|---|
| 1464 | if tabwidth is None: return
|
|---|
| 1465 | for pos in range(len(lines)):
|
|---|
| 1466 | line = lines[pos]
|
|---|
| 1467 | if line:
|
|---|
| 1468 | raw, effective = classifyws(line, tabwidth)
|
|---|
| 1469 | ntabs, nspaces = divmod(effective, tabwidth)
|
|---|
| 1470 | lines[pos] = '\t' * ntabs + ' ' * nspaces + line[raw:]
|
|---|
| 1471 | self.set_region(head, tail, chars, lines)
|
|---|
| 1472 |
|
|---|
| 1473 | def untabify_region_event(self, event):
|
|---|
| 1474 | head, tail, chars, lines = self.get_region()
|
|---|
| 1475 | tabwidth = self._asktabwidth()
|
|---|
| 1476 | if tabwidth is None: return
|
|---|
| 1477 | for pos in range(len(lines)):
|
|---|
| 1478 | lines[pos] = lines[pos].expandtabs(tabwidth)
|
|---|
| 1479 | self.set_region(head, tail, chars, lines)
|
|---|
| 1480 |
|
|---|
| 1481 | def toggle_tabs_event(self, event):
|
|---|
| 1482 | if self.askyesno(
|
|---|
| 1483 | "Toggle tabs",
|
|---|
| 1484 | "Turn tabs " + ("on", "off")[self.usetabs] +
|
|---|
| 1485 | "?\nIndent width " +
|
|---|
| 1486 | ("will be", "remains at")[self.usetabs] + " 8." +
|
|---|
| 1487 | "\n Note: a tab is always 8 columns",
|
|---|
| 1488 | parent=self.text):
|
|---|
| 1489 | self.usetabs = not self.usetabs
|
|---|
| 1490 | # Try to prevent inconsistent indentation.
|
|---|
| 1491 | # User must change indent width manually after using tabs.
|
|---|
| 1492 | self.indentwidth = 8
|
|---|
| 1493 | return "break"
|
|---|
| 1494 |
|
|---|
| 1495 | # XXX this isn't bound to anything -- see tabwidth comments
|
|---|
| 1496 | ## def change_tabwidth_event(self, event):
|
|---|
| 1497 | ## new = self._asktabwidth()
|
|---|
| 1498 | ## if new != self.tabwidth:
|
|---|
| 1499 | ## self.tabwidth = new
|
|---|
| 1500 | ## self.set_indentation_params(0, guess=0)
|
|---|
| 1501 | ## return "break"
|
|---|
| 1502 |
|
|---|
| 1503 | def change_indentwidth_event(self, event):
|
|---|
| 1504 | new = self.askinteger(
|
|---|
| 1505 | "Indent width",
|
|---|
| 1506 | "New indent width (2-16)\n(Always use 8 when using tabs)",
|
|---|
| 1507 | parent=self.text,
|
|---|
| 1508 | initialvalue=self.indentwidth,
|
|---|
| 1509 | minvalue=2,
|
|---|
| 1510 | maxvalue=16)
|
|---|
| 1511 | if new and new != self.indentwidth and not self.usetabs:
|
|---|
| 1512 | self.indentwidth = new
|
|---|
| 1513 | return "break"
|
|---|
| 1514 |
|
|---|
| 1515 | def get_region(self):
|
|---|
| 1516 | text = self.text
|
|---|
| 1517 | first, last = self.get_selection_indices()
|
|---|
| 1518 | if first and last:
|
|---|
| 1519 | head = text.index(first + " linestart")
|
|---|
| 1520 | tail = text.index(last + "-1c lineend +1c")
|
|---|
| 1521 | else:
|
|---|
| 1522 | head = text.index("insert linestart")
|
|---|
| 1523 | tail = text.index("insert lineend +1c")
|
|---|
| 1524 | chars = text.get(head, tail)
|
|---|
| 1525 | lines = chars.split("\n")
|
|---|
| 1526 | return head, tail, chars, lines
|
|---|
| 1527 |
|
|---|
| 1528 | def set_region(self, head, tail, chars, lines):
|
|---|
| 1529 | text = self.text
|
|---|
| 1530 | newchars = "\n".join(lines)
|
|---|
| 1531 | if newchars == chars:
|
|---|
| 1532 | text.bell()
|
|---|
| 1533 | return
|
|---|
| 1534 | text.tag_remove("sel", "1.0", "end")
|
|---|
| 1535 | text.mark_set("insert", head)
|
|---|
| 1536 | text.undo_block_start()
|
|---|
| 1537 | text.delete(head, tail)
|
|---|
| 1538 | text.insert(head, newchars)
|
|---|
| 1539 | text.undo_block_stop()
|
|---|
| 1540 | text.tag_add("sel", head, "insert")
|
|---|
| 1541 |
|
|---|
| 1542 | # Make string that displays as n leading blanks.
|
|---|
| 1543 |
|
|---|
| 1544 | def _make_blanks(self, n):
|
|---|
| 1545 | if self.usetabs:
|
|---|
| 1546 | ntabs, nspaces = divmod(n, self.tabwidth)
|
|---|
| 1547 | return '\t' * ntabs + ' ' * nspaces
|
|---|
| 1548 | else:
|
|---|
| 1549 | return ' ' * n
|
|---|
| 1550 |
|
|---|
| 1551 | # Delete from beginning of line to insert point, then reinsert
|
|---|
| 1552 | # column logical (meaning use tabs if appropriate) spaces.
|
|---|
| 1553 |
|
|---|
| 1554 | def reindent_to(self, column):
|
|---|
| 1555 | text = self.text
|
|---|
| 1556 | text.undo_block_start()
|
|---|
| 1557 | if text.compare("insert linestart", "!=", "insert"):
|
|---|
| 1558 | text.delete("insert linestart", "insert")
|
|---|
| 1559 | if column:
|
|---|
| 1560 | text.insert("insert", self._make_blanks(column))
|
|---|
| 1561 | text.undo_block_stop()
|
|---|
| 1562 |
|
|---|
| 1563 | def _asktabwidth(self):
|
|---|
| 1564 | return self.askinteger(
|
|---|
| 1565 | "Tab width",
|
|---|
| 1566 | "Columns per tab? (2-16)",
|
|---|
| 1567 | parent=self.text,
|
|---|
| 1568 | initialvalue=self.indentwidth,
|
|---|
| 1569 | minvalue=2,
|
|---|
| 1570 | maxvalue=16)
|
|---|
| 1571 |
|
|---|
| 1572 | # Guess indentwidth from text content.
|
|---|
| 1573 | # Return guessed indentwidth. This should not be believed unless
|
|---|
| 1574 | # it's in a reasonable range (e.g., it will be 0 if no indented
|
|---|
| 1575 | # blocks are found).
|
|---|
| 1576 |
|
|---|
| 1577 | def guess_indent(self):
|
|---|
| 1578 | opener, indented = IndentSearcher(self.text, self.tabwidth).run()
|
|---|
| 1579 | if opener and indented:
|
|---|
| 1580 | raw, indentsmall = classifyws(opener, self.tabwidth)
|
|---|
| 1581 | raw, indentlarge = classifyws(indented, self.tabwidth)
|
|---|
| 1582 | else:
|
|---|
| 1583 | indentsmall = indentlarge = 0
|
|---|
| 1584 | return indentlarge - indentsmall
|
|---|
| 1585 |
|
|---|
| 1586 | # "line.col" -> line, as an int
|
|---|
| 1587 | def index2line(index):
|
|---|
| 1588 | return int(float(index))
|
|---|
| 1589 |
|
|---|
| 1590 | # Look at the leading whitespace in s.
|
|---|
| 1591 | # Return pair (# of leading ws characters,
|
|---|
| 1592 | # effective # of leading blanks after expanding
|
|---|
| 1593 | # tabs to width tabwidth)
|
|---|
| 1594 |
|
|---|
| 1595 | def classifyws(s, tabwidth):
|
|---|
| 1596 | raw = effective = 0
|
|---|
| 1597 | for ch in s:
|
|---|
| 1598 | if ch == ' ':
|
|---|
| 1599 | raw = raw + 1
|
|---|
| 1600 | effective = effective + 1
|
|---|
| 1601 | elif ch == '\t':
|
|---|
| 1602 | raw = raw + 1
|
|---|
| 1603 | effective = (effective // tabwidth + 1) * tabwidth
|
|---|
| 1604 | else:
|
|---|
| 1605 | break
|
|---|
| 1606 | return raw, effective
|
|---|
| 1607 |
|
|---|
| 1608 | import tokenize
|
|---|
| 1609 | _tokenize = tokenize
|
|---|
| 1610 | del tokenize
|
|---|
| 1611 |
|
|---|
| 1612 | class IndentSearcher(object):
|
|---|
| 1613 |
|
|---|
| 1614 | # .run() chews over the Text widget, looking for a block opener
|
|---|
| 1615 | # and the stmt following it. Returns a pair,
|
|---|
| 1616 | # (line containing block opener, line containing stmt)
|
|---|
| 1617 | # Either or both may be None.
|
|---|
| 1618 |
|
|---|
| 1619 | def __init__(self, text, tabwidth):
|
|---|
| 1620 | self.text = text
|
|---|
| 1621 | self.tabwidth = tabwidth
|
|---|
| 1622 | self.i = self.finished = 0
|
|---|
| 1623 | self.blkopenline = self.indentedline = None
|
|---|
| 1624 |
|
|---|
| 1625 | def readline(self):
|
|---|
| 1626 | if self.finished:
|
|---|
| 1627 | return ""
|
|---|
| 1628 | i = self.i = self.i + 1
|
|---|
| 1629 | mark = repr(i) + ".0"
|
|---|
| 1630 | if self.text.compare(mark, ">=", "end"):
|
|---|
| 1631 | return ""
|
|---|
| 1632 | return self.text.get(mark, mark + " lineend+1c")
|
|---|
| 1633 |
|
|---|
| 1634 | def tokeneater(self, type, token, start, end, line,
|
|---|
| 1635 | INDENT=_tokenize.INDENT,
|
|---|
| 1636 | NAME=_tokenize.NAME,
|
|---|
| 1637 | OPENERS=('class', 'def', 'for', 'if', 'try', 'while')):
|
|---|
| 1638 | if self.finished:
|
|---|
| 1639 | pass
|
|---|
| 1640 | elif type == NAME and token in OPENERS:
|
|---|
| 1641 | self.blkopenline = line
|
|---|
| 1642 | elif type == INDENT and self.blkopenline:
|
|---|
| 1643 | self.indentedline = line
|
|---|
| 1644 | self.finished = 1
|
|---|
| 1645 |
|
|---|
| 1646 | def run(self):
|
|---|
| 1647 | save_tabsize = _tokenize.tabsize
|
|---|
| 1648 | _tokenize.tabsize = self.tabwidth
|
|---|
| 1649 | try:
|
|---|
| 1650 | try:
|
|---|
| 1651 | _tokenize.tokenize(self.readline, self.tokeneater)
|
|---|
| 1652 | except (_tokenize.TokenError, SyntaxError):
|
|---|
| 1653 | # since we cut off the tokenizer early, we can trigger
|
|---|
| 1654 | # spurious errors
|
|---|
| 1655 | pass
|
|---|
| 1656 | finally:
|
|---|
| 1657 | _tokenize.tabsize = save_tabsize
|
|---|
| 1658 | return self.blkopenline, self.indentedline
|
|---|
| 1659 |
|
|---|
| 1660 | ### end autoindent code ###
|
|---|
| 1661 |
|
|---|
| 1662 | def prepstr(s):
|
|---|
| 1663 | # Helper to extract the underscore from a string, e.g.
|
|---|
| 1664 | # prepstr("Co_py") returns (2, "Copy").
|
|---|
| 1665 | i = s.find('_')
|
|---|
| 1666 | if i >= 0:
|
|---|
| 1667 | s = s[:i] + s[i+1:]
|
|---|
| 1668 | return i, s
|
|---|
| 1669 |
|
|---|
| 1670 |
|
|---|
| 1671 | keynames = {
|
|---|
| 1672 | 'bracketleft': '[',
|
|---|
| 1673 | 'bracketright': ']',
|
|---|
| 1674 | 'slash': '/',
|
|---|
| 1675 | }
|
|---|
| 1676 |
|
|---|
| 1677 | def get_accelerator(keydefs, eventname):
|
|---|
| 1678 | keylist = keydefs.get(eventname)
|
|---|
| 1679 | # issue10940: temporary workaround to prevent hang with OS X Cocoa Tk 8.5
|
|---|
| 1680 | # if not keylist:
|
|---|
| 1681 | if (not keylist) or (macosxSupport.runningAsOSXApp() and eventname in {
|
|---|
| 1682 | "<<open-module>>",
|
|---|
| 1683 | "<<goto-line>>",
|
|---|
| 1684 | "<<change-indentwidth>>"}):
|
|---|
| 1685 | return ""
|
|---|
| 1686 | s = keylist[0]
|
|---|
| 1687 | s = re.sub(r"-[a-z]\b", lambda m: m.group().upper(), s)
|
|---|
| 1688 | s = re.sub(r"\b\w+\b", lambda m: keynames.get(m.group(), m.group()), s)
|
|---|
| 1689 | s = re.sub("Key-", "", s)
|
|---|
| 1690 | s = re.sub("Cancel","Ctrl-Break",s) # dscherer@cmu.edu
|
|---|
| 1691 | s = re.sub("Control-", "Ctrl-", s)
|
|---|
| 1692 | s = re.sub("-", "+", s)
|
|---|
| 1693 | s = re.sub("><", " ", s)
|
|---|
| 1694 | s = re.sub("<", "", s)
|
|---|
| 1695 | s = re.sub(">", "", s)
|
|---|
| 1696 | return s
|
|---|
| 1697 |
|
|---|
| 1698 |
|
|---|
| 1699 | def fixwordbreaks(root):
|
|---|
| 1700 | # Make sure that Tk's double-click and next/previous word
|
|---|
| 1701 | # operations use our definition of a word (i.e. an identifier)
|
|---|
| 1702 | tk = root.tk
|
|---|
| 1703 | tk.call('tcl_wordBreakAfter', 'a b', 0) # make sure word.tcl is loaded
|
|---|
| 1704 | tk.call('set', 'tcl_wordchars', '[a-zA-Z0-9_]')
|
|---|
| 1705 | tk.call('set', 'tcl_nonwordchars', '[^a-zA-Z0-9_]')
|
|---|
| 1706 |
|
|---|
| 1707 |
|
|---|
| 1708 | def test():
|
|---|
| 1709 | root = Tk()
|
|---|
| 1710 | fixwordbreaks(root)
|
|---|
| 1711 | root.withdraw()
|
|---|
| 1712 | if sys.argv[1:]:
|
|---|
| 1713 | filename = sys.argv[1]
|
|---|
| 1714 | else:
|
|---|
| 1715 | filename = None
|
|---|
| 1716 | edit = EditorWindow(root=root, filename=filename)
|
|---|
| 1717 | edit.set_close_hook(root.quit)
|
|---|
| 1718 | edit.text.bind("<<close-all-windows>>", edit.close_event)
|
|---|
| 1719 | root.mainloop()
|
|---|
| 1720 | root.destroy()
|
|---|
| 1721 |
|
|---|
| 1722 | if __name__ == '__main__':
|
|---|
| 1723 | test()
|
|---|
