styledtextctrl_2.py

用wxPython编写GUI程序的样例代码

                #self.AutoCompShow(0, st)

                kw = keyword.kwlist[:]
                kw.append("zzzzzz?2")
                kw.append("aaaaa?2")
                kw.append("__init__?3")
                kw.append("zzaaaaa?2")
                kw.append("zzbaaaa?2")
                kw.append("this_is_a_longer_value")
                #kw.append("this_is_a_much_much_much_much_much_much_much_longer_value")

                kw.sort()  # Python sorts are case sensitive
                self.AutoCompSetIgnoreCase(False)  # so this needs to match

                # Images are specified with a appended "?type"
                for i in range(len(kw)):
                    if kw[i] in keyword.kwlist:
                        kw[i] = kw[i] + "?1"

                self.AutoCompShow(0, " ".join(kw))
        else:
            event.Skip()


    def OnUpdateUI(self, evt):
        # check for matching braces
        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)
            #pt = self.PointFromPosition(braceOpposite)
            #self.Refresh(True, wxRect(pt.x, pt.y, 5,5))
            #print pt
            #self.Refresh(False)


    def OnMarginClick(self, evt):
        # fold and unfold as needed
        if evt.GetMargin() == 2:
            if evt.GetShift() and evt.GetControl():
                self.FoldAll()
            else:
                lineClicked = self.LineFromPosition(evt.GetPosition())

                if self.GetFoldLevel(lineClicked) & stc.STC_FOLDLEVELHEADERFLAG:
                    if evt.GetShift():
                        self.SetFoldExpanded(lineClicked, True)
                        self.Expand(lineClicked, True, True, 1)
                    elif evt.GetControl():
                        if self.GetFoldExpanded(lineClicked):
                            self.SetFoldExpanded(lineClicked, False)
                            self.Expand(lineClicked, False, True, 0)
                        else:
                            self.SetFoldExpanded(lineClicked, True)
                            self.Expand(lineClicked, True, True, 100)
                    else:
                        self.ToggleFold(lineClicked)


    def FoldAll(self):
        lineCount = self.GetLineCount()
        expanding = True

        # find out if we are folding or unfolding
        for lineNum in range(lineCount):
            if self.GetFoldLevel(lineNum) & stc.STC_FOLDLEVELHEADERFLAG:
                expanding = not self.GetFoldExpanded(lineNum)
                break

        lineNum = 0

        while lineNum < lineCount:
            level = self.GetFoldLevel(lineNum)
            if level & stc.STC_FOLDLEVELHEADERFLAG and \
               (level & stc.STC_FOLDLEVELNUMBERMASK) == stc.STC_FOLDLEVELBASE:

                if expanding:
                    self.SetFoldExpanded(lineNum, True)
                    lineNum = self.Expand(lineNum, True)
                    lineNum = lineNum - 1
                else:
                    lastChild = self.GetLastChild(lineNum, -1)
                    self.SetFoldExpanded(lineNum, False)

                    if lastChild > lineNum:
                        self.HideLines(lineNum+1, lastChild)

            lineNum = lineNum + 1



    def Expand(self, line, doExpand, force=False, visLevels=0, level=-1):
        lastChild = self.GetLastChild(line, level)
        line = line + 1

        while line <= lastChild:
            if force:
                if visLevels > 0:
                    self.ShowLines(line, line)
                else:
                    self.HideLines(line, line)
            else:
                if doExpand:
                    self.ShowLines(line, line)

            if level == -1:
                level = self.GetFoldLevel(line)

            if level & stc.STC_FOLDLEVELHEADERFLAG:
                if force:
                    if visLevels > 1:
                        self.SetFoldExpanded(line, True)
                    else:
                        self.SetFoldExpanded(line, False)

                    line = self.Expand(line, doExpand, force, visLevels-1)

                else:
                    if doExpand and self.GetFoldExpanded(line):
                        line = self.Expand(line, True, force, visLevels-1)
                    else:
                        line = self.Expand(line, False, force, visLevels-1)
            else:
                line = line + 1

        return line


#----------------------------------------------------------------------

_USE_PANEL = 1

def runTest(frame, nb, log):
    if not _USE_PANEL:
        ed = p = PythonSTC(nb, -1)
    else:
        p = wx.Panel(nb, -1, style = wx.NO_FULL_REPAINT_ON_RESIZE)
        ed = PythonSTC(p, -1)
        s = wx.BoxSizer(wx.HORIZONTAL)
        s.Add(ed, 1, wx.EXPAND)
        p.SetSizer(s)
        p.SetAutoLayout(True)


    ed.SetText(demoText + open('Main.py').read())
    ed.EmptyUndoBuffer()
    ed.Colourise(0, -1)

    # line numbers in the margin
    ed.SetMarginType(1, stc.STC_MARGIN_NUMBER)
    ed.SetMarginWidth(1, 25)

    return p



#----------------------------------------------------------------------


overview = """\
<html><body>
Once again, no docs yet.  <b>Sorry.</b>  But <a href="data/stc.h.html">this</a>
and <a href="http://www.scintilla.org/ScintillaDoc.html">this</a> should
be helpful.
</body><html>
"""


if __name__ == '__main__':
    import sys,os
    import run
    run.main(['', os.path.basename(sys.argv[0])] + sys.argv[1:])





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