Mercurial > libervia-backend
annotate frontends/sortilege_old/editbox.py @ 663:8004c7d4aba7
core: Deferred in onMessage.
onMessage now use a deferred which is passed to MessageReceived trigger through the post_treat parameter. This can be used by plugins to add deferred in the callback chain.
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Thu, 31 Oct 2013 17:18:04 +0100 |
| parents | 84a6e83157c2 |
| children |
| rev | line source |
|---|---|
| 0 | 1 #!/usr/bin/python |
| 2 # -*- coding: utf-8 -*- | |
| 3 | |
|
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84a6e83157c2
fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents:
587
diff
changeset
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4 # sortilege: a SAT frontend |
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84a6e83157c2
fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents:
587
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changeset
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5 # Copyright (C) 2009, 2010, 2011 Jérôme Poisson (goffi@goffi.org) |
| 0 | 6 |
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Goffi <goffi@goffi.org>
parents:
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7 # This program is free software: you can redistribute it and/or modify |
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84a6e83157c2
fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents:
587
diff
changeset
|
8 # it under the terms of the GNU Affero General Public License as published by |
|
84a6e83157c2
fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents:
587
diff
changeset
|
9 # the Free Software Foundation, either version 3 of the License, or |
|
84a6e83157c2
fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents:
587
diff
changeset
|
10 # (at your option) any later version. |
| 0 | 11 |
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609
84a6e83157c2
fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents:
587
diff
changeset
|
12 # This program is distributed in the hope that it will be useful, |
|
84a6e83157c2
fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents:
587
diff
changeset
|
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
84a6e83157c2
fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents:
587
diff
changeset
|
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
84a6e83157c2
fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents:
587
diff
changeset
|
15 # GNU Affero General Public License for more details. |
| 0 | 16 |
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609
84a6e83157c2
fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents:
587
diff
changeset
|
17 # You should have received a copy of the GNU Affero General Public License |
|
84a6e83157c2
fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents:
587
diff
changeset
|
18 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 0 | 19 |
| 20 | |
| 21 import curses | |
| 22 from curses import ascii | |
| 23 from window import Window | |
| 24 | |
| 25 def C(k): | |
| 26 """return the value of Ctrl+key""" | |
| 27 return ord(ascii.ctrl(k)) | |
| 28 | |
| 29 def A(k): | |
| 30 """return the value of Alt+key""" | |
| 31 return ord(ascii.alt(k)) | |
| 32 | |
| 33 class EditBox(Window): | |
| 34 """This class manage the edition of text""" | |
| 35 | |
| 36 def __init__(self, parent, header, code="utf-8"): | |
| 37 self.__header=header | |
| 38 self.__text = unicode() | |
| 39 self.__curs_pos=0 | |
| 40 self.__buffer=str() | |
| 41 self.__replace_mode=False | |
| 42 self.__parent=parent | |
| 43 self.__code=code | |
|
587
952322b1d490
Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
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diff
changeset
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44 |
| 0 | 45 Window.__init__(self, self.__parent, 1, self.__parent.getmaxyx()[1], self.__parent.getmaxyx()[0]-1,0, code=code) |
| 46 self.update() | |
| 47 | |
| 48 def registerEnterCB(self, CB): | |
| 49 self.__enterCB=CB | |
| 50 | |
| 51 def resizeAdapt(self): | |
| 52 """Adapt window size to self.__parent size. | |
| 53 Must be called when self.__parent is resized.""" | |
| 54 self.resize(1, self.__parent.getmaxyx()[1], self.__parent.getmaxyx()[0]-1,0) | |
| 55 self.update() | |
| 56 | |
| 57 def __getTextToPrint(self): | |
| 58 """return the text printed on the edit line""" | |
| 59 width = self.rWidth - len(self.__header) -1 | |
| 60 if self.__curs_pos<width: | |
|
587
952322b1d490
Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
480
diff
changeset
|
61 begin = 0 |
| 0 | 62 end = width |
| 63 else: | |
| 64 begin = self.__curs_pos-width | |
| 65 end = self.__curs_pos | |
| 66 return self.__header+self.__text[begin:end] | |
| 67 | |
| 68 def update(self): | |
| 69 Window.update(self) | |
| 70 text = self.__getTextToPrint() | |
| 71 self.addYXStr(0, 0, text, limit=self.rWidth) | |
|
587
952322b1d490
Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
480
diff
changeset
|
72 |
| 0 | 73 self.noutrefresh() |
| 74 | |
| 75 def __dec_cur(self): | |
| 76 """move cursor on the left""" | |
| 77 if self.__curs_pos>0: | |
| 78 self.__curs_pos = self.__curs_pos - 1 | |
| 79 | |
| 80 def __inc_cur(self): | |
| 81 """move cursor on the right""" | |
| 82 if self.__curs_pos<len(self.__text): | |
| 83 self.__curs_pos = self.__curs_pos + 1 | |
|
587
952322b1d490
Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
480
diff
changeset
|
84 |
| 0 | 85 def move_cur(self, x): |
| 86 pos = x+len(self.__header) | |
| 87 if pos>=self.rWidth: | |
| 88 pos=self.rWidth-1 | |
| 89 self.move(0, pos) | |
| 90 | |
| 91 def clear_text(self): | |
| 92 """Clear the text of the edit box""" | |
| 93 self.__text="" | |
| 94 self.__curs_pos=0 | |
|
587
952322b1d490
Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
480
diff
changeset
|
95 |
| 0 | 96 def replace_cur(self): |
| 97 """must be called earch time the cursor is moved""" | |
| 98 self.move_cur(self.__curs_pos) | |
| 99 self.noutrefresh() | |
| 100 | |
| 101 def activate(self, state=True): | |
| 102 cursor_mode = 1 if state else 0 | |
| 103 curses.curs_set(cursor_mode) | |
| 104 Window.activate(self,state) | |
| 105 | |
| 106 def handleKey(self, k): | |
| 107 if ascii.isgraph(k) or ascii.isblank(k): | |
| 108 pacman = 0 if not self.__replace_mode else 1 | |
| 109 self.__text = self.__text[:self.__curs_pos] + chr(k) + self.__text[self.__curs_pos + pacman:] | |
| 110 self.__curs_pos = self.__curs_pos + 1 | |
| 111 | |
| 112 elif k==ascii.NL: | |
| 113 try: | |
| 114 self.__enterCB(self.__text) | |
| 115 except NameError: | |
| 116 pass # TODO: thrown an error here | |
| 117 self.clear_text() | |
| 118 | |
| 119 elif k==curses.KEY_BACKSPACE: | |
| 120 self.__text = self.__text[:self.__curs_pos-1]+self.__text[self.__curs_pos:] | |
| 121 self.__dec_cur() | |
| 122 | |
| 123 elif k==curses.KEY_DC: | |
| 124 self.__text = self.__text[:self.__curs_pos]+self.__text[self.__curs_pos+1:] | |
| 125 | |
| 126 elif k==curses.KEY_IC: | |
| 127 self.__replace_mode = not self.__replace_mode | |
| 128 | |
| 129 elif k==curses.KEY_LEFT: | |
| 130 self.__dec_cur() | |
| 131 | |
| 132 elif k==curses.KEY_RIGHT: | |
| 133 self.__inc_cur() | |
| 134 | |
| 135 elif k==curses.KEY_HOME or k==C('a'): | |
| 136 self.__curs_pos=0 | |
|
587
952322b1d490
Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents:
480
diff
changeset
|
137 |
| 0 | 138 elif k==curses.KEY_END or k==C('e'): |
| 139 self.__curs_pos=len(self.__text) | |
| 140 | |
| 141 elif k==C('k'): | |
| 142 self.__text = self.__text[:self.__curs_pos] | |
| 143 | |
| 144 elif k==C('w'): | |
| 145 before = self.__text[:self.__curs_pos] | |
| 146 pos = before.rstrip().rfind(" ")+1 | |
| 147 self.__text = before[:pos] + self.__text[self.__curs_pos:] | |
| 148 self.__curs_pos = pos | |
| 149 | |
| 150 elif k>255: | |
| 151 self.__buffer="" | |
| 152 | |
| 153 else: ## FIXME: dangerous code, must be checked ! (specialy buffer overflow) ## | |
| 154 #We now manage unicode | |
| 155 self.__buffer = self.__buffer+chr(k) | |
| 156 decoded=unicode() | |
| 157 if len(self.__buffer)>4: | |
| 158 self.__buffer="" | |
| 159 return | |
| 160 try: | |
| 161 decoded = self.__buffer.decode(self.__code) | |
| 162 except UnicodeDecodeError, e: | |
| 163 if e.reason!="unexpected end of data": | |
| 164 self.__buffer="" | |
| 165 return | |
| 166 if len(self.__buffer)==1: ## FIXME: awful ! only for test ! | |
| 167 self.__buffer="" | |
| 168 return | |
| 169 self.__text = self.__text + decoded | |
| 170 self.__curs_pos = self.__curs_pos + 1 | |
| 171 self.__buffer="" | |
| 172 | |
| 173 self.update() | |
| 174 |