199 lines
6.8 KiB
Python
199 lines
6.8 KiB
Python
# This file defines the menu contents and key bindings. Note that
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# there is additional configuration information in the EditorWindow
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# class (and subclasses): the menus are created there based on the
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# menu_specs (class) variable, and menus not created are silently
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# skipped by the code here. This makes it possible to define the
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# Debug menu here, which is only present in the PythonShell window.
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import sys
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import string
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import re
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menudefs = [
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# underscore prefixes character to underscore
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('file', [
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('_New window', '<<open-new-window>>'),
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('_Open...', '<<open-window-from-file>>'),
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('Open _module...', '<<open-module>>'),
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('Class _browser...', '<<open-class-browser>>'),
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None,
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('_Save', '<<save-window>>'),
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('Save _As...', '<<save-window-as-file>>'),
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('Save Co_py As...', '<<save-copy-of-window-as-file>>'),
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None,
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('_Close', '<<close-window>>'),
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('E_xit', '<<close-all-windows>>'),
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]),
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('edit', [
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('_Undo', '<<undo>>'),
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('_Redo', '<<redo>>'),
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None,
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('Cu_t', '<<Cut>>'),
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('_Copy', '<<Copy>>'),
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('_Paste', '<<Paste>>'),
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None,
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('_Find...', '<<find>>'),
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('Find _next', '<<find-next>>'),
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('Find _same', '<<find-same>>'),
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('_Go to line', '<<goto-line>>'),
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None,
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('_Dedent region', '<<dedent-region>>'),
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('_Indent region', '<<indent-region>>'),
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('Comment _out region', '<<comment-region>>'),
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('U_ncomment region', '<<uncomment-region>>'),
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]),
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('debug', [
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('_Go to line from traceback', '<<goto-traceback-line>>'),
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('_Open stack viewer', '<<open-stack-viewer>>'),
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('_Debugger toggle', '<<toggle-debugger>>'),
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]),
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('help', [
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('_Help...', '<<help>>'),
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None,
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('_About IDLE...', '<<about-idle>>'),
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]),
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]
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windows_keydefs = {
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'<<beginning-of-line>>': ['<Control-a>', '<Home>'],
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'<<close-all-windows>>': ['<Control-q>'],
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'<<comment-region>>': ['<Meta-Key-3>', '<Alt-Key-3>'],
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'<<dedent-region>>': ['<Control-bracketleft>'],
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'<<dump-undo-state>>': ['<Control-backslash>'],
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'<<end-of-file>>': ['<Control-d>'],
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'<<expand-word>>': ['<Meta-slash>', '<Alt-slash>'],
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'<<find-next>>': ['<F3>', '<Control-g>'],
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'<<find-same>>': ['<Control-F3>'],
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'<<find>>': ['<Control-f>'],
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'<<goto-line>>': ['<Alt-g>', '<Meta-g>'],
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'<<history-next>>': ['<Meta-n>', '<Alt-n>'],
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'<<history-previous>>': ['<Meta-p>', '<Alt-p>'],
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'<<indent-region>>': ['<Control-bracketright>'],
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'<<interrupt-execution>>': ['<Control-c>'],
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'<<newline-and-indent>>': ['<Key-Return>', '<KP_Enter>'],
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'<<open-new-window>>': ['<Control-n>'],
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'<<open-window-from-file>>': ['<Control-o>'],
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'<<plain-newline-and-indent>>': ['<Control-j>'],
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'<<redo>>': ['<Control-y>'],
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'<<save-copy-of-window-as-file>>': ['<Meta-w>'],
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'<<save-window-as-file>>': ['<Control-w>'],
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'<<save-window>>': ['<Control-s>'],
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'<<toggle-auto-coloring>>': ['<Control-slash>'],
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'<<uncomment-region>>': ['<Meta-Key-4>', '<Alt-Key-4>'],
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'<<undo>>': ['<Control-z>'],
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}
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emacs_keydefs = {
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'<<Copy>>': ['<Alt-w>'],
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'<<Cut>>': ['<Control-w>'],
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'<<Paste>>': ['<Control-y>'],
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'<<about-idle>>': [],
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'<<beginning-of-line>>': ['<Control-a>', '<Home>'],
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'<<center-insert>>': ['<Control-l>'],
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'<<close-all-windows>>': ['<Control-x><Control-c>'],
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'<<close-window>>': ['<Control-x><Control-0>'],
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'<<comment-region>>': ['<Meta-Key-3>', '<Alt-Key-3>'],
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'<<dedent-region>>': ['<Meta-bracketleft>',
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'<Alt-bracketleft>',
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'<Control-bracketleft>'],
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'<<do-nothing>>': ['<Control-x>'],
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'<<dump-undo-state>>': ['<Control-backslash>'],
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'<<end-of-file>>': ['<Control-d>'],
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'<<expand-word>>': ['<Meta-slash>', '<Alt-slash>'],
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'<<find-next>>': ['<Control-u><Control-s>'],
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'<<find-same>>': ['<Control-s>'],
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'<<find>>': ['<Control-u><Control-u><Control-s>'],
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'<<goto-line>>': ['<Alt-g>', '<Meta-g>'],
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'<<goto-traceback-line>>': [],
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'<<help>>': [],
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'<<history-next>>': ['<Meta-n>', '<Alt-n>'],
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'<<history-previous>>': ['<Meta-p>', '<Alt-p>'],
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'<<indent-region>>': ['<Meta-bracketright>',
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'<Alt-bracketright>',
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'<Control-bracketright>'],
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'<<interrupt-execution>>': ['<Control-c>'],
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'<<newline-and-indent>>': ['<Key-Return>', '<KP_Enter>'],
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'<<open-class-browser>>': ['<Control-x><Control-b>'],
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'<<open-module>>': ['<Control-x><Control-m>'],
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'<<open-new-window>>': ['<Control-x><Control-n>'],
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'<<open-stack-viewer>>': [],
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'<<open-window-from-file>>': ['<Control-x><Control-f>'],
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'<<plain-newline-and-indent>>': ['<Control-j>'],
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'<<redo>>': ['<Alt-z>', '<Meta-z>'],
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'<<save-copy-of-window-as-file>>': ['<Control-x><w>'],
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'<<save-window-as-file>>': ['<Control-x><Control-w>'],
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'<<save-window>>': ['<Control-x><Control-s>'],
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'<<toggle-auto-coloring>>': ['<Control-slash>'],
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'<<toggle-debugger>>': [],
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'<<uncomment-region>>': ['<Meta-Key-4>', '<Alt-Key-4>'],
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'<<undo>>': ['<Control-z>'],
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}
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def prepstr(s):
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# Helper to extract the underscore from a string,
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# e.g. prepstr("Co_py") returns (2, "Copy").
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i = string.find(s, '_')
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if i >= 0:
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s = s[:i] + s[i+1:]
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return i, s
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keynames = {
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'bracketleft': '[',
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'bracketright': ']',
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}
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def getaccelerator(keydefs, event):
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keylist = keydefs.get(event)
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if not keylist:
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return ""
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s = keylist[0]
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if s[:6] == "<Meta-":
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# Prefer Alt over Meta -- they should be the same thing anyway
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alts = "<Alt-" + s[6:]
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if alts in keylist:
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s = alts
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s = re.sub(r"-[a-z]\b", lambda m: string.upper(m.group()), s)
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s = re.sub(r"\b\w+\b", lambda m: keynames.get(m.group(), m.group()), s)
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s = re.sub("Key-", "", s)
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s = re.sub("Control-", "Ctrl-", s)
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s = re.sub("-", "+", s)
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s = re.sub("><", " ", s)
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s = re.sub("<", "", s)
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s = re.sub(">", "", s)
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return s
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if sys.platform == 'win32':
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default_keydefs = windows_keydefs
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else:
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default_keydefs = emacs_keydefs
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def apply_bindings(text, keydefs=default_keydefs):
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text.keydefs = keydefs
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for event, keylist in keydefs.items():
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if keylist:
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apply(text.event_add, (event,) + tuple(keylist))
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def fill_menus(text, menudict, defs=menudefs):
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# Fill the menus for the given text widget. The menudict argument is
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# a dictionary containing the menus, keyed by their lowercased name.
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# Menus that are absent or None are ignored.
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if hasattr(text, "keydefs"):
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keydefs = text.keydefs
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else:
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keydefs = default_keydefs
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for mname, itemlist in defs:
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menu = menudict.get(mname)
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if not menu:
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continue
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for item in itemlist:
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if not item:
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menu.add_separator()
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else:
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label, event = item
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underline, label = prepstr(label)
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accelerator = getaccelerator(keydefs, event)
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def command(text=text, event=event):
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text.event_generate(event)
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menu.add_command(label=label, underline=underline,
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command=command, accelerator=accelerator)
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