/usr/share/GvRng/gui-gtk/Win_Editors.py is in gvrng 4.4-3~deb9u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 | # -*- coding: utf-8 -*-
# Copyright (c) 2006 Stas Zykiewicz <stas.zytkiewicz@gmail.com>
#
# Win_Editors.py
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Provides a textview widget which is packed inside the glade generated
# TextEditorWin from gvr_gtk.py
# Only used on Windows, on GNU/Linux we use a wrapped gtksourceview widget.
# Things missing in this editor:
# Syntax highlighting
# folding and indentation markers
E_DEBUG = 0
import os,sys
import utils
import pygtk
#this is needed for py2exe
if sys.platform == 'win32':
pass
else:
#not win32, ensure version 2.0 of pygtk is imported
pygtk.require('2.0')
import gtk
class Editor:
"""Wraps a textview widget and adds a few abstraction methods."""
def __init__(self,parent,title=''):
self.parent = parent
self.frame = gtk.Frame()
self.txttagtable = gtk.TextTagTable()
self.txtbuffer = gtk.TextBuffer(table=self.txttagtable)
self.tag_h = self.txtbuffer.create_tag(background='lightblue')
self.txtview = gtk.TextView(buffer=self.txtbuffer)
self.txtview.set_border_window_size(gtk.TEXT_WINDOW_LEFT, 20)
self.txtview.connect("expose_event", self.line_numbers_expose)
self.parent.add(self.txtview)
self.parent.show_all()
self.old_start_iter = None
def get_all_text(self):
"""Return all text from the widget"""
startiter = self.txtbuffer.get_start_iter()
enditer = self.txtbuffer.get_end_iter()
txt = self.txtbuffer.get_text(startiter,enditer)
if not txt:
return []
if '\n' in txt:
txt = txt.split('\n')
else:# assuming a line without a end of line
txt = [txt]
return txt
def set_text(self,txt):
"""Load a text in the widget"""
if E_DEBUG: print self.__class__,'set_text',txt
try:
txt = ''.join(txt)
utxt = unicode(txt)
except Exception,info:
print "Failed to set text in source buffer"
print info
return
self.txtbuffer.set_text(utxt.rstrip('\n'))
def set_highlight(self,line):
"""Highlight the line in the editor"""
if self.old_start_iter:
self.txtbuffer.remove_tag(self.tag_h,self.old_start_iter,self.old_end_iter)
end_iter = self.txtbuffer.get_iter_at_line(line)
end_iter.forward_to_line_end()
start_iter = self.txtbuffer.get_iter_at_line(line)
self.txtbuffer.apply_tag(self.tag_h,start_iter,end_iter)
self.old_start_iter,self.old_end_iter = start_iter,end_iter
def reset_highlight(self):
self.set_highlight(1)
##### taken from pygtk tutorial example ######################
def line_numbers_expose(self, widget, event, user_data=None):
text_view = widget
# See if this expose is on the line numbers window
left_win = text_view.get_window(gtk.TEXT_WINDOW_LEFT)
if event.window == left_win:
type = gtk.TEXT_WINDOW_LEFT
target = left_win
else:
return False
first_y = event.area.y
last_y = first_y + event.area.height
x, first_y = text_view.window_to_buffer_coords(type, 0, first_y)
x, last_y = text_view.window_to_buffer_coords(type, 0, last_y)
numbers = []
pixels = []
count = self.get_lines(first_y, last_y, pixels, numbers)
# Draw fully internationalized numbers!
layout = widget.create_pango_layout("")
for i in range(count):
x, pos = text_view.buffer_to_window_coords(type, 0, pixels[i])
numbers[i] = numbers[i] + 1
str = "%d" % numbers[i]
layout.set_text(str)
widget.style.paint_layout(target, widget.state, False,
None, widget, None, 2, pos + 2, layout)
# don't stop emission, need to draw children
return False
def get_lines(self, first_y, last_y, buffer_coords, numbers):
text_view = self.txtview
# Get iter at first y
iter, top = text_view.get_line_at_y(first_y)
# For each iter, get its location and add it to the arrays.
# Stop when we pass last_y
count = 0
size = 0
while not iter.is_end():
y, height = text_view.get_line_yrange(iter)
buffer_coords.append(y)
line_num = iter.get_line()
numbers.append(line_num)
count += 1
if (y + height) >= last_y:
break
iter.forward_line()
return count
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