[wxWidgets.git] / wxPython / wx / py / editwindow.py

"""EditWindow class."""

__author__ = "Patrick K. O'Brien <pobrien@orbtech.com>"
__cvsid__ = "$Id$"
__revision__ = "$Revision$"[11:-2]

import wx
from wx import stc

import keyword
import os
import sys
import time

import dispatcher
from version import VERSION


if 'wxMSW' in wx.PlatformInfo:
    FACES = { 'times'     : 'Times New Roman',
              'mono'      : 'Courier New',
              'helv'      : 'Arial',
              'lucida'    : 'Lucida Console',
              'other'     : 'Comic Sans MS',
              'size'      : 10,
              'lnsize'    : 8,
              'backcol'   : '#FFFFFF',
              'calltipbg' : '#FFFFB8',
              'calltipfg' : '#404040',
            }

elif 'wxGTK' in wx.PlatformInfo and 'gtk2' in wx.PlatformInfo:
    FACES = { 'times'     : 'Serif',
              'mono'      : 'Monospace',
              'helv'      : 'Sans',
              'other'     : 'new century schoolbook',
              'size'      : 10,
              'lnsize'    : 9,
              'backcol'   : '#FFFFFF',
              'calltipbg' : '#FFFFB8',
              'calltipfg' : '#404040',
            }

elif 'wxMac' in wx.PlatformInfo:
    FACES = { 'times'     : 'Lucida Grande',
              'mono'      : 'Courier New',
              'helv'      : 'Geneva',
              'other'     : 'new century schoolbook',
              'size'      : 13,
              'lnsize'    : 10,
              'backcol'   : '#FFFFFF',
              'calltipbg' : '#FFFFB8',
              'calltipfg' : '#404040',
            }

else: # GTK1, etc.
    FACES = { 'times'     : 'Times',
              'mono'      : 'Courier',
              'helv'      : 'Helvetica',
              'other'     : 'new century schoolbook',
              'size'      : 12,
              'lnsize'    : 10,
              'backcol'   : '#FFFFFF',
              'calltipbg' : '#FFFFB8',
              'calltipfg' : '#404040',
            }


class EditWindow(stc.StyledTextCtrl):
    """EditWindow based on StyledTextCtrl."""

    revision = __revision__

    def __init__(self, parent, id=-1, pos=wx.DefaultPosition,
                 size=wx.DefaultSize, style=wx.CLIP_CHILDREN | wx.SUNKEN_BORDER):
        """Create EditWindow instance."""
        stc.StyledTextCtrl.__init__(self, parent, id, pos, size, style)
        self.__config()
        stc.EVT_STC_UPDATEUI(self, id, self.OnUpdateUI)
        dispatcher.connect(receiver=self._fontsizer, signal='FontIncrease')
        dispatcher.connect(receiver=self._fontsizer, signal='FontDecrease')
        dispatcher.connect(receiver=self._fontsizer, signal='FontDefault')

    def _fontsizer(self, signal):
        """Receiver for Font* signals."""
        size = self.GetZoom()
        if signal == 'FontIncrease':
            size += 1
        elif signal == 'FontDecrease':
            size -= 1
        elif signal == 'FontDefault':
            size = 0
        self.SetZoom(size)

    def __config(self):
        """Configure shell based on user preferences."""
        self.SetMarginType(1, stc.STC_MARGIN_NUMBER)
        self.SetMarginWidth(1, 40)

        self.SetLexer(stc.STC_LEX_PYTHON)
        self.SetKeyWords(0, ' '.join(keyword.kwlist))

        self.setStyles(FACES)
        self.SetViewWhiteSpace(False)
        self.SetTabWidth(4)
        self.SetUseTabs(False)
        # Do we want to automatically pop up command completion options?
        self.autoComplete = True
        self.autoCompleteIncludeMagic = True
        self.autoCompleteIncludeSingle = True
        self.autoCompleteIncludeDouble = True
        self.autoCompleteCaseInsensitive = True
        self.AutoCompSetIgnoreCase(self.autoCompleteCaseInsensitive)
        self.autoCompleteAutoHide = False
        self.AutoCompSetAutoHide(self.autoCompleteAutoHide)
        self.AutoCompStops(' .,;:([)]}\'"\\<>%^&+-=*/|`')
        # Do we want to automatically pop up command argument help?
        self.autoCallTip = True
        self.CallTipSetBackground(FACES['calltipbg'])
        self.CallTipSetForeground(FACES['calltipfg'])
        self.SetWrapMode(False)
        try:
            self.SetEndAtLastLine(False)
        except AttributeError:
            pass

    def setStyles(self, faces):
        """Configure font size, typeface and color for lexer."""

        # Default style
        self.StyleSetSpec(stc.STC_STYLE_DEFAULT,
                          "face:%(mono)s,size:%(size)d,back:%(backcol)s" % \
                          faces)

        self.StyleClearAll()

        # Built in styles
        self.StyleSetSpec(stc.STC_STYLE_LINENUMBER,
                          "back:#C0C0C0,face:%(mono)s,size:%(lnsize)d" % faces)
        self.StyleSetSpec(stc.STC_STYLE_CONTROLCHAR,
                          "face:%(mono)s" % faces)
        self.StyleSetSpec(stc.STC_STYLE_BRACELIGHT,
                          "fore:#0000FF,back:#FFFF88")
        self.StyleSetSpec(stc.STC_STYLE_BRACEBAD,
                          "fore:#FF0000,back:#FFFF88")

        # Python styles
        self.StyleSetSpec(stc.STC_P_DEFAULT,
                          "face:%(mono)s" % faces)
        self.StyleSetSpec(stc.STC_P_COMMENTLINE,
                          "fore:#007F00,face:%(mono)s" % faces)
        self.StyleSetSpec(stc.STC_P_NUMBER,
                          "")
        self.StyleSetSpec(stc.STC_P_STRING,
                          "fore:#7F007F,face:%(mono)s" % faces)
        self.StyleSetSpec(stc.STC_P_CHARACTER,
                          "fore:#7F007F,face:%(mono)s" % faces)
        self.StyleSetSpec(stc.STC_P_WORD,
                          "fore:#00007F,bold")
        self.StyleSetSpec(stc.STC_P_TRIPLE,
                          "fore:#7F0000")
        self.StyleSetSpec(stc.STC_P_TRIPLEDOUBLE,
                          "fore:#000033,back:#FFFFE8")
        self.StyleSetSpec(stc.STC_P_CLASSNAME,
                          "fore:#0000FF,bold")
        self.StyleSetSpec(stc.STC_P_DEFNAME,
                          "fore:#007F7F,bold")
        self.StyleSetSpec(stc.STC_P_OPERATOR,
                          "")
        self.StyleSetSpec(stc.STC_P_IDENTIFIER,
                          "")
        self.StyleSetSpec(stc.STC_P_COMMENTBLOCK,
                          "fore:#7F7F7F")
        self.StyleSetSpec(stc.STC_P_STRINGEOL,
                          "fore:#000000,face:%(mono)s,back:#E0C0E0,eolfilled" % faces)

    def OnUpdateUI(self, event):
        """Check for matching braces."""
        # If the auto-complete window is up let it do its thing.
        if self.AutoCompActive() or self.CallTipActive():
            return
        braceAtCaret = -1
        braceOpposite = -1
        charBefore = None
        caretPos = self.GetCurrentPos()
        if caretPos > 0:
            charBefore = self.GetCharAt(caretPos - 1)
            styleBefore = self.GetStyleAt(caretPos - 1)

        # Check before.
        if charBefore and chr(charBefore) in '[]{}()' \
        and styleBefore == stc.STC_P_OPERATOR:
            braceAtCaret = caretPos - 1

        # Check after.
        if braceAtCaret < 0:
            charAfter = self.GetCharAt(caretPos)
            styleAfter = self.GetStyleAt(caretPos)
            if charAfter and chr(charAfter) in '[]{}()' \
            and styleAfter == stc.STC_P_OPERATOR:
                braceAtCaret = caretPos

        if braceAtCaret >= 0:
            braceOpposite = self.BraceMatch(braceAtCaret)

        if braceAtCaret != -1  and braceOpposite == -1:
            self.BraceBadLight(braceAtCaret)
        else:
            self.BraceHighlight(braceAtCaret, braceOpposite)

    def CanCopy(self):
        """Return True if text is selected and can be copied."""
        return self.GetSelectionStart() != self.GetSelectionEnd()

    def CanCut(self):
        """Return True if text is selected and can be cut."""
        return self.CanCopy() and self.CanEdit()

    def CanEdit(self):
        """Return True if editing should succeed."""
        return not self.GetReadOnly()

    def CanPaste(self):
        """Return True if pasting should succeed."""
        return stc.StyledTextCtrl.CanPaste(self) and self.CanEdit()
Commit	Line	Data
d14a1e28	1	"""EditWindow class."""
1fded56b	2
d14a1e28 RD	3	__author__ = "Patrick K. O'Brien <pobrien@orbtech.com>"
	4	__cvsid__ = "$Id$"
	5	__revision__ = "$Revision$"[11:-2]
1fded56b	6
d14a1e28 RD	7	import wx
	8	from wx import stc
	9
	10	import keyword
	11	import os
	12	import sys
	13	import time
	14
	15	import dispatcher
	16	from version import VERSION
	17
d14a1e28	18
99b486ab RD	19	if 'wxMSW' in wx.PlatformInfo:
	20	FACES = { 'times' : 'Times New Roman',
	21	'mono' : 'Courier New',
4263de1e	22	'helv' : 'Arial',
99b486ab RD	23	'lucida' : 'Lucida Console',
	24	'other' : 'Comic Sans MS',
	25	'size' : 10,
31fbbf78	26	'lnsize' : 8,
99b486ab RD	27	'backcol' : '#FFFFFF',
	28	'calltipbg' : '#FFFFB8',
	29	'calltipfg' : '#404040',
d14a1e28	30	}
99b486ab RD	31
	32	elif 'wxGTK' in wx.PlatformInfo and 'gtk2' in wx.PlatformInfo:
	33	FACES = { 'times' : 'Serif',
	34	'mono' : 'Monospace',
	35	'helv' : 'Sans',
	36	'other' : 'new century schoolbook',
	37	'size' : 10,
	38	'lnsize' : 9,
	39	'backcol' : '#FFFFFF',
	40	'calltipbg' : '#FFFFB8',
	41	'calltipfg' : '#404040',
	42	}
	43
4263de1e RD	44	elif 'wxMac' in wx.PlatformInfo:
	45	FACES = { 'times' : 'Lucida Grande',
	46	'mono' : 'Courier New',
	47	'helv' : 'Geneva',
	48	'other' : 'new century schoolbook',
	49	'size' : 13,
	50	'lnsize' : 10,
	51	'backcol' : '#FFFFFF',
	52	'calltipbg' : '#FFFFB8',
	53	'calltipfg' : '#404040',
	54	}
	55
	56	else: # GTK1, etc.
99b486ab RD	57	FACES = { 'times' : 'Times',
	58	'mono' : 'Courier',
	59	'helv' : 'Helvetica',
	60	'other' : 'new century schoolbook',
	61	'size' : 12,
	62	'lnsize' : 10,
	63	'backcol' : '#FFFFFF',
	64	'calltipbg' : '#FFFFB8',
	65	'calltipfg' : '#404040',
d14a1e28 RD	66	}
	67
	68
	69	class EditWindow(stc.StyledTextCtrl):
	70	"""EditWindow based on StyledTextCtrl."""
	71
	72	revision = __revision__
	73
	74	def __init__(self, parent, id=-1, pos=wx.DefaultPosition,
	75	size=wx.DefaultSize, style=wx.CLIP_CHILDREN \| wx.SUNKEN_BORDER):
	76	"""Create EditWindow instance."""
	77	stc.StyledTextCtrl.__init__(self, parent, id, pos, size, style)
	78	self.__config()
	79	stc.EVT_STC_UPDATEUI(self, id, self.OnUpdateUI)
	80	dispatcher.connect(receiver=self._fontsizer, signal='FontIncrease')
	81	dispatcher.connect(receiver=self._fontsizer, signal='FontDecrease')
	82	dispatcher.connect(receiver=self._fontsizer, signal='FontDefault')
	83
	84	def _fontsizer(self, signal):
	85	"""Receiver for Font* signals."""
	86	size = self.GetZoom()
	87	if signal == 'FontIncrease':
	88	size += 1
	89	elif signal == 'FontDecrease':
	90	size -= 1
	91	elif signal == 'FontDefault':
	92	size = 0
	93	self.SetZoom(size)
	94
	95	def __config(self):
	96	"""Configure shell based on user preferences."""
	97	self.SetMarginType(1, stc.STC_MARGIN_NUMBER)
	98	self.SetMarginWidth(1, 40)
	99
	100	self.SetLexer(stc.STC_LEX_PYTHON)
	101	self.SetKeyWords(0, ' '.join(keyword.kwlist))
	102
	103	self.setStyles(FACES)
	104	self.SetViewWhiteSpace(False)
	105	self.SetTabWidth(4)
	106	self.SetUseTabs(False)
	107	# Do we want to automatically pop up command completion options?
	108	self.autoComplete = True
	109	self.autoCompleteIncludeMagic = True
	110	self.autoCompleteIncludeSingle = True
	111	self.autoCompleteIncludeDouble = True
	112	self.autoCompleteCaseInsensitive = True
	113	self.AutoCompSetIgnoreCase(self.autoCompleteCaseInsensitive)
f65958cc	114	self.autoCompleteAutoHide = False
d351525a	115	self.AutoCompSetAutoHide(self.autoCompleteAutoHide)
d14a1e28 RD	116	self.AutoCompStops(' .,;:([)]}\'"\\<>%^&+-=*/\|`')
	117	# Do we want to automatically pop up command argument help?
	118	self.autoCallTip = True
99b486ab RD	119	self.CallTipSetBackground(FACES['calltipbg'])
99b486ab RD	120	self.CallTipSetForeground(FACES['calltipfg'])
d14a1e28 RD	121	self.SetWrapMode(False)
	122	try:
	123	self.SetEndAtLastLine(False)
	124	except AttributeError:
	125	pass
	126
	127	def setStyles(self, faces):
	128	"""Configure font size, typeface and color for lexer."""
	129
	130	# Default style
	131	self.StyleSetSpec(stc.STC_STYLE_DEFAULT,
	132	"face:%(mono)s,size:%(size)d,back:%(backcol)s" % \
	133	faces)
	134
	135	self.StyleClearAll()
	136
	137	# Built in styles
	138	self.StyleSetSpec(stc.STC_STYLE_LINENUMBER,
	139	"back:#C0C0C0,face:%(mono)s,size:%(lnsize)d" % faces)
	140	self.StyleSetSpec(stc.STC_STYLE_CONTROLCHAR,
	141	"face:%(mono)s" % faces)
	142	self.StyleSetSpec(stc.STC_STYLE_BRACELIGHT,
	143	"fore:#0000FF,back:#FFFF88")
	144	self.StyleSetSpec(stc.STC_STYLE_BRACEBAD,
	145	"fore:#FF0000,back:#FFFF88")
	146
	147	# Python styles
	148	self.StyleSetSpec(stc.STC_P_DEFAULT,
	149	"face:%(mono)s" % faces)
	150	self.StyleSetSpec(stc.STC_P_COMMENTLINE,
	151	"fore:#007F00,face:%(mono)s" % faces)
	152	self.StyleSetSpec(stc.STC_P_NUMBER,
	153	"")
	154	self.StyleSetSpec(stc.STC_P_STRING,
	155	"fore:#7F007F,face:%(mono)s" % faces)
	156	self.StyleSetSpec(stc.STC_P_CHARACTER,
	157	"fore:#7F007F,face:%(mono)s" % faces)
	158	self.StyleSetSpec(stc.STC_P_WORD,
	159	"fore:#00007F,bold")
	160	self.StyleSetSpec(stc.STC_P_TRIPLE,
	161	"fore:#7F0000")
	162	self.StyleSetSpec(stc.STC_P_TRIPLEDOUBLE,
	163	"fore:#000033,back:#FFFFE8")
	164	self.StyleSetSpec(stc.STC_P_CLASSNAME,
	165	"fore:#0000FF,bold")
	166	self.StyleSetSpec(stc.STC_P_DEFNAME,
	167	"fore:#007F7F,bold")
	168	self.StyleSetSpec(stc.STC_P_OPERATOR,
	169	"")
	170	self.StyleSetSpec(stc.STC_P_IDENTIFIER,
	171	"")
	172	self.StyleSetSpec(stc.STC_P_COMMENTBLOCK,
	173	"fore:#7F7F7F")
	174	self.StyleSetSpec(stc.STC_P_STRINGEOL,
	175	"fore:#000000,face:%(mono)s,back:#E0C0E0,eolfilled" % faces)
	176
	177	def OnUpdateUI(self, event):
	178	"""Check for matching braces."""
	179	# If the auto-complete window is up let it do its thing.
	180	if self.AutoCompActive() or self.CallTipActive():
	181	return
	182	braceAtCaret = -1
	183	braceOpposite = -1
	184	charBefore = None
185	caretPos = self.GetCurrentPos()
186	if caretPos > 0:
187	charBefore = self.GetCharAt(caretPos - 1)
188	styleBefore = self.GetStyleAt(caretPos - 1)
189
190	# Check before.
191	if charBefore and chr(charBefore) in '[]{}()' \
192	and styleBefore == stc.STC_P_OPERATOR:
193	braceAtCaret = caretPos - 1
194
195	# Check after.
196	if braceAtCaret < 0:
197	charAfter = self.GetCharAt(caretPos)
198	styleAfter = self.GetStyleAt(caretPos)
199	if charAfter and chr(charAfter) in '[]{}()' \
200	and styleAfter == stc.STC_P_OPERATOR:
201	braceAtCaret = caretPos
202
203	if braceAtCaret >= 0:
204	braceOpposite = self.BraceMatch(braceAtCaret)
205
206	if braceAtCaret != -1 and braceOpposite == -1:
207	self.BraceBadLight(braceAtCaret)
208	else:
209	self.BraceHighlight(braceAtCaret, braceOpposite)
210
211	def CanCopy(self):
212	"""Return True if text is selected and can be copied."""
213	return self.GetSelectionStart() != self.GetSelectionEnd()
214
215	def CanCut(self):
216	"""Return True if text is selected and can be cut."""
217	return self.CanCopy() and self.CanEdit()
218
219	def CanEdit(self):
220	"""Return True if editing should succeed."""
221	return not self.GetReadOnly()
222
223	def CanPaste(self):
224	"""Return True if pasting should succeed."""
225	return stc.StyledTextCtrl.CanPaste(self) and self.CanEdit()