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AutoComplete.py	8.99 KB	-rw-r--r--
AutoCompleteWindow.py	17.32 KB	-rw-r--r--
AutoExpand.py	3.32 KB	-rw-r--r--
Bindings.py	2.97 KB	-rw-r--r--
CREDITS.txt	1.82 KB	-rw-r--r--
CallTipWindow.py	5.89 KB	-rw-r--r--
CallTips.py	5.79 KB	-rw-r--r--
ChangeLog	55.07 KB	-rw-r--r--
ClassBrowser.py	6.83 KB	-rw-r--r--
CodeContext.py	8.16 KB	-rw-r--r--
ColorDelegator.py	10.35 KB	-rw-r--r--
Debugger.py	18.32 KB	-rw-r--r--
Delegator.py	1.02 KB	-rw-r--r--
EditorWindow.py	63.91 KB	-rw-r--r--
FileList.py	3.72 KB	-rw-r--r--
FormatParagraph.py	7.12 KB	-rw-r--r--
GrepDialog.py	5 KB	-rw-r--r--
HISTORY.txt	10.07 KB	-rw-r--r--
HyperParser.py	12.58 KB	-rw-r--r--
IOBinding.py	19.75 KB	-rw-r--r--
IdleHistory.py	3.96 KB	-rw-r--r--
MultiCall.py	18.14 KB	-rw-r--r--
MultiStatusBar.py	1.32 KB	-rw-r--r--
NEWS.txt	40.34 KB	-rw-r--r--
ObjectBrowser.py	3.88 KB	-rw-r--r--
OutputWindow.py	4.29 KB	-rw-r--r--
ParenMatch.py	6.56 KB	-rw-r--r--
PathBrowser.py	3.13 KB	-rw-r--r--
Percolator.py	3.1 KB	-rw-r--r--
PyParse.py	19.98 KB	-rw-r--r--
PyShell.py	57.45 KB	-rwxr-xr-x
README.txt	7.53 KB	-rw-r--r--
RemoteDebugger.py	11.73 KB	-rw-r--r--
RemoteObjectBrowser.py	964 B	-rw-r--r--
ReplaceDialog.py	7.31 KB	-rw-r--r--
RstripExtension.py	1.03 KB	-rw-r--r--
ScriptBinding.py	7.87 KB	-rw-r--r--
ScrolledList.py	4.27 KB	-rw-r--r--
SearchDialog.py	3.05 KB	-rw-r--r--
SearchDialogBase.py	6.84 KB	-rw-r--r--
SearchEngine.py	7.31 KB	-rw-r--r--
StackViewer.py	4.32 KB	-rw-r--r--
TODO.txt	8.28 KB	-rw-r--r--
ToolTip.py	3.1 KB	-rw-r--r--
TreeWidget.py	14.67 KB	-rw-r--r--
UndoDelegator.py	10.72 KB	-rw-r--r--
WidgetRedirector.py	6.78 KB	-rw-r--r--
WindowList.py	2.41 KB	-rw-r--r--
ZoomHeight.py	1.27 KB	-rw-r--r--
__init__.py	288 B	-rw-r--r--
__main__.py	159 B	-rw-r--r--
aboutDialog.py	6.73 KB	-rw-r--r--
config-extensions.def	2.9 KB	-rw-r--r--
config-highlight.def	2.46 KB	-rw-r--r--
config-keys.def	7.59 KB	-rw-r--r--
config-main.def	2.5 KB	-rw-r--r--
configDialog.py	63.36 KB	-rw-r--r--
configHandler.py	31.44 KB	-rw-r--r--
configHelpSourceEdit.py	6.66 KB	-rw-r--r--
configSectionNameDialog.py	3.91 KB	-rw-r--r--
dynOptionMenuWidget.py	1.94 KB	-rw-r--r--
extend.txt	3.56 KB	-rw-r--r--
help.html	41.51 KB	-rw-r--r--
help.py	10.64 KB	-rw-r--r--
help.txt	17.48 KB	-rw-r--r--
idle.py	400 B	-rw-r--r--
idle.pyw	570 B	-rw-r--r--
idlever.py	415 B	-rw-r--r--
keybindingDialog.py	12.13 KB	-rw-r--r--
macosxSupport.py	8.48 KB	-rw-r--r--
rpc.py	20.3 KB	-rw-r--r--
run.py	13.35 KB	-rw-r--r--
tabbedpages.py	17.99 KB	-rw-r--r--
textView.py	3.15 KB	-rw-r--r--

Code Editor : ColorDelegator.py

import time
import re
import keyword
import builtins
from tkinter import TkVersion
from idlelib.Delegator import Delegator
from idlelib.configHandler import idleConf

DEBUG = False

def any(name, alternates):
    "Return a named group pattern matching list of alternates."
    return "(?P<%s>" % name + "|".join(alternates) + ")"

def make_pat():
    kw = r"\b" + any("KEYWORD", keyword.kwlist) + r"\b"
    builtinlist = [str(name) for name in dir(builtins)
                                        if not name.startswith('_') and \
                                        name not in keyword.kwlist]
    # self.file = open("file") :
    # 1st 'file' colorized normal, 2nd as builtin, 3rd as string
    builtin = r"([^.'\"\\#]\b|^)" + any("BUILTIN", builtinlist) + r"\b"
    comment = any("COMMENT", [r"#[^\n]*"])
    stringprefix = r"(\br|u|ur|R|U|UR|Ur|uR|b|B|br|Br|bR|BR|rb|rB|Rb|RB)?"
    sqstring = stringprefix + r"'[^'\\\n]*(\\.[^'\\\n]*)*'?"
    dqstring = stringprefix + r'"[^"\\\n]*(\\.[^"\\\n]*)*"?'
    sq3string = stringprefix + r"'''[^'\\]*((\\.|'(?!''))[^'\\]*)*(''')?"
    dq3string = stringprefix + r'"""[^"\\]*((\\.|"(?!""))[^"\\]*)*(""")?'
    string = any("STRING", [sq3string, dq3string, sqstring, dqstring])
    return kw + "|" + builtin + "|" + comment + "|" + string +\
           "|" + any("SYNC", [r"\n"])

prog = re.compile(make_pat(), re.S)
idprog = re.compile(r"\s+(\w+)", re.S)

def color_config(text):  # Called from htest, Editor, and Turtle Demo.
    '''Set color opitons of Text widget.

Should be called whenever ColorDelegator is called.
    '''
    # Not automatic because ColorDelegator does not know 'text'.
    theme = idleConf.CurrentTheme()
    normal_colors = idleConf.GetHighlight(theme, 'normal')
    cursor_color = idleConf.GetHighlight(theme, 'cursor', fgBg='fg')
    select_colors = idleConf.GetHighlight(theme, 'hilite')
    text.config(
        foreground=normal_colors['foreground'],
        background=normal_colors['background'],
        insertbackground=cursor_color,
        selectforeground=select_colors['foreground'],
        selectbackground=select_colors['background'],
        )
    if TkVersion >= 8.5:
        text.config(
            inactiveselectbackground=select_colors['background'])

class ColorDelegator(Delegator):

def __init__(self):
        Delegator.__init__(self)
        self.prog = prog
        self.idprog = idprog
        self.LoadTagDefs()

def setdelegate(self, delegate):
        if self.delegate is not None:
            self.unbind("<<toggle-auto-coloring>>")
        Delegator.setdelegate(self, delegate)
        if delegate is not None:
            self.config_colors()
            self.bind("<<toggle-auto-coloring>>", self.toggle_colorize_event)
            self.notify_range("1.0", "end")
        else:
            # No delegate - stop any colorizing
            self.stop_colorizing = True
            self.allow_colorizing = False

def config_colors(self):
        for tag, cnf in self.tagdefs.items():
            if cnf:
                self.tag_configure(tag, **cnf)
        self.tag_raise('sel')

def LoadTagDefs(self):
        theme = idleConf.CurrentTheme()
        self.tagdefs = {
            "COMMENT": idleConf.GetHighlight(theme, "comment"),
            "KEYWORD": idleConf.GetHighlight(theme, "keyword"),
            "BUILTIN": idleConf.GetHighlight(theme, "builtin"),
            "STRING": idleConf.GetHighlight(theme, "string"),
            "DEFINITION": idleConf.GetHighlight(theme, "definition"),
            "SYNC": {'background':None,'foreground':None},
            "TODO": {'background':None,'foreground':None},
            "ERROR": idleConf.GetHighlight(theme, "error"),
            # The following is used by ReplaceDialog:
            "hit": idleConf.GetHighlight(theme, "hit"),
            }

if DEBUG: print('tagdefs',self.tagdefs)

def insert(self, index, chars, tags=None):
        index = self.index(index)
        self.delegate.insert(index, chars, tags)
        self.notify_range(index, index + "+%dc" % len(chars))

def delete(self, index1, index2=None):
        index1 = self.index(index1)
        self.delegate.delete(index1, index2)
        self.notify_range(index1)

after_id = None
    allow_colorizing = True
    colorizing = False

def notify_range(self, index1, index2=None):
        self.tag_add("TODO", index1, index2)
        if self.after_id:
            if DEBUG: print("colorizing already scheduled")
            return
        if self.colorizing:
            self.stop_colorizing = True
            if DEBUG: print("stop colorizing")
        if self.allow_colorizing:
            if DEBUG: print("schedule colorizing")
            self.after_id = self.after(1, self.recolorize)

close_when_done = None # Window to be closed when done colorizing

def close(self, close_when_done=None):
        if self.after_id:
            after_id = self.after_id
            self.after_id = None
            if DEBUG: print("cancel scheduled recolorizer")
            self.after_cancel(after_id)
        self.allow_colorizing = False
        self.stop_colorizing = True
        if close_when_done:
            if not self.colorizing:
                close_when_done.destroy()
            else:
                self.close_when_done = close_when_done

def toggle_colorize_event(self, event):
        if self.after_id:
            after_id = self.after_id
            self.after_id = None
            if DEBUG: print("cancel scheduled recolorizer")
            self.after_cancel(after_id)
        if self.allow_colorizing and self.colorizing:
            if DEBUG: print("stop colorizing")
            self.stop_colorizing = True
        self.allow_colorizing = not self.allow_colorizing
        if self.allow_colorizing and not self.colorizing:
            self.after_id = self.after(1, self.recolorize)
        if DEBUG:
            print("auto colorizing turned",\
                  self.allow_colorizing and "on" or "off")
        return "break"

def recolorize(self):
        self.after_id = None
        if not self.delegate:
            if DEBUG: print("no delegate")
            return
        if not self.allow_colorizing:
            if DEBUG: print("auto colorizing is off")
            return
        if self.colorizing:
            if DEBUG: print("already colorizing")
            return
        try:
            self.stop_colorizing = False
            self.colorizing = True
            if DEBUG: print("colorizing...")
            t0 = time.perf_counter()
            self.recolorize_main()
            t1 = time.perf_counter()
            if DEBUG: print("%.3f seconds" % (t1-t0))
        finally:
            self.colorizing = False
        if self.allow_colorizing and self.tag_nextrange("TODO", "1.0"):
            if DEBUG: print("reschedule colorizing")
            self.after_id = self.after(1, self.recolorize)
        if self.close_when_done:
            top = self.close_when_done
            self.close_when_done = None
            top.destroy()

def recolorize_main(self):
        next = "1.0"
        while True:
            item = self.tag_nextrange("TODO", next)
            if not item:
                break
            head, tail = item
            self.tag_remove("SYNC", head, tail)
            item = self.tag_prevrange("SYNC", head)
            if item:
                head = item[1]
            else:
                head = "1.0"

chars = ""
            next = head
            lines_to_get = 1
            ok = False
            while not ok:
                mark = next
                next = self.index(mark + "+%d lines linestart" %
                                         lines_to_get)
                lines_to_get = min(lines_to_get * 2, 100)
                ok = "SYNC" in self.tag_names(next + "-1c")
                line = self.get(mark, next)
                ##print head, "get", mark, next, "->", repr(line)
                if not line:
                    return
                for tag in self.tagdefs:
                    self.tag_remove(tag, mark, next)
                chars = chars + line
                m = self.prog.search(chars)
                while m:
                    for key, value in m.groupdict().items():
                        if value:
                            a, b = m.span(key)
                            self.tag_add(key,
                                         head + "+%dc" % a,
                                         head + "+%dc" % b)
                            if value in ("def", "class"):
                                m1 = self.idprog.match(chars, b)
                                if m1:
                                    a, b = m1.span(1)
                                    self.tag_add("DEFINITION",
                                                 head + "+%dc" % a,
                                                 head + "+%dc" % b)
                    m = self.prog.search(chars, m.end())
                if "SYNC" in self.tag_names(next + "-1c"):
                    head = next
                    chars = ""
                else:
                    ok = False
                if not ok:
                    # We're in an inconsistent state, and the call to
                    # update may tell us to stop.  It may also change
                    # the correct value for "next" (since this is a
                    # line.col string, not a true mark).  So leave a
                    # crumb telling the next invocation to resume here
                    # in case update tells us to leave.
                    self.tag_add("TODO", next)
                self.update()
                if self.stop_colorizing:
                    if DEBUG: print("colorizing stopped")
                    return

def removecolors(self):
        for tag in self.tagdefs:
            self.tag_remove(tag, "1.0", "end")

def _color_delegator(parent):  # htest #
    from tkinter import Toplevel, Text
    from idlelib.Percolator import Percolator

top = Toplevel(parent)
    top.title("Test ColorDelegator")
    top.geometry("200x100+%d+%d" % (parent.winfo_rootx() + 200,
                  parent.winfo_rooty() + 150))
    source = "if somename: x = 'abc' # comment\nprint\n"
    text = Text(top, background="white")
    text.pack(expand=1, fill="both")
    text.insert("insert", source)
    text.focus_set()

color_config(text)
    p = Percolator(text)
    d = ColorDelegator()
    p.insertfilter(d)

if __name__ == "__main__":
    from idlelib.idle_test.htest import run
    run(_color_delegator)

${this.title}

Code Editor : ColorDelegator.py