Primitivus first draft
- Sortilège is recoded using urwid, and renamed in Primitivus as it is no more based on curses - soritlege code moved to sortilege_old, and deprecated - Primitivus first draft, begining of ProfileManager widget
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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"""
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sortilege: a SAT frontend
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Copyright (C) 2009, 2010 Jérôme Poisson (goffi@goffi.org)
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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import curses
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from curses import ascii
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from window import Window
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def C(k):
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"""return the value of Ctrl+key"""
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return ord(ascii.ctrl(k))
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def A(k):
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"""return the value of Alt+key"""
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return ord(ascii.alt(k))
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class EditBox(Window):
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"""This class manage the edition of text"""
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def __init__(self, parent, header, code="utf-8"):
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self.__header=header
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self.__text = unicode()
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self.__curs_pos=0
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self.__buffer=str()
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self.__replace_mode=False
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self.__parent=parent
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self.__code=code
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Window.__init__(self, self.__parent, 1, self.__parent.getmaxyx()[1], self.__parent.getmaxyx()[0]-1,0, code=code)
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self.update()
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def registerEnterCB(self, CB):
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self.__enterCB=CB
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def resizeAdapt(self):
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"""Adapt window size to self.__parent size.
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Must be called when self.__parent is resized."""
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self.resize(1, self.__parent.getmaxyx()[1], self.__parent.getmaxyx()[0]-1,0)
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self.update()
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def __getTextToPrint(self):
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"""return the text printed on the edit line"""
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width = self.rWidth - len(self.__header) -1
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if self.__curs_pos<width:
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begin = 0
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end = width
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else:
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begin = self.__curs_pos-width
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end = self.__curs_pos
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return self.__header+self.__text[begin:end]
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def update(self):
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Window.update(self)
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text = self.__getTextToPrint()
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self.addYXStr(0, 0, text, limit=self.rWidth)
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self.noutrefresh()
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def __dec_cur(self):
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"""move cursor on the left"""
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if self.__curs_pos>0:
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self.__curs_pos = self.__curs_pos - 1
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def __inc_cur(self):
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"""move cursor on the right"""
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if self.__curs_pos<len(self.__text):
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self.__curs_pos = self.__curs_pos + 1
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def move_cur(self, x):
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pos = x+len(self.__header)
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if pos>=self.rWidth:
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pos=self.rWidth-1
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self.move(0, pos)
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def clear_text(self):
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"""Clear the text of the edit box"""
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self.__text=""
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self.__curs_pos=0
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def replace_cur(self):
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"""must be called earch time the cursor is moved"""
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self.move_cur(self.__curs_pos)
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self.noutrefresh()
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def activate(self, state=True):
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cursor_mode = 1 if state else 0
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curses.curs_set(cursor_mode)
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Window.activate(self,state)
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def handleKey(self, k):
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if ascii.isgraph(k) or ascii.isblank(k):
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pacman = 0 if not self.__replace_mode else 1
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self.__text = self.__text[:self.__curs_pos] + chr(k) + self.__text[self.__curs_pos + pacman:]
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self.__curs_pos = self.__curs_pos + 1
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elif k==ascii.NL:
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try:
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self.__enterCB(self.__text)
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except NameError:
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pass # TODO: thrown an error here
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self.clear_text()
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elif k==curses.KEY_BACKSPACE:
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self.__text = self.__text[:self.__curs_pos-1]+self.__text[self.__curs_pos:]
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self.__dec_cur()
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elif k==curses.KEY_DC:
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self.__text = self.__text[:self.__curs_pos]+self.__text[self.__curs_pos+1:]
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elif k==curses.KEY_IC:
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self.__replace_mode = not self.__replace_mode
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elif k==curses.KEY_LEFT:
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self.__dec_cur()
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elif k==curses.KEY_RIGHT:
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self.__inc_cur()
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elif k==curses.KEY_HOME or k==C('a'):
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self.__curs_pos=0
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elif k==curses.KEY_END or k==C('e'):
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self.__curs_pos=len(self.__text)
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elif k==C('k'):
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self.__text = self.__text[:self.__curs_pos]
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elif k==C('w'):
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before = self.__text[:self.__curs_pos]
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pos = before.rstrip().rfind(" ")+1
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self.__text = before[:pos] + self.__text[self.__curs_pos:]
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self.__curs_pos = pos
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elif k>255:
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self.__buffer=""
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else: ## FIXME: dangerous code, must be checked ! (specialy buffer overflow) ##
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#We now manage unicode
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self.__buffer = self.__buffer+chr(k)
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decoded=unicode()
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if len(self.__buffer)>4:
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self.__buffer=""
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return
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try:
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decoded = self.__buffer.decode(self.__code)
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except UnicodeDecodeError, e:
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if e.reason!="unexpected end of data":
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self.__buffer=""
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return
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if len(self.__buffer)==1: ## FIXME: awful ! only for test !
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self.__buffer=""
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return
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self.__text = self.__text + decoded
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self.__curs_pos = self.__curs_pos + 1
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self.__buffer=""
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self.update()
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