| author | Radek Brich <radek.brich@devl.cz> |
| Fri, 18 Jan 2013 22:36:50 +0100 | |
| changeset 62 | 2f61931520c9 |
| parent 45 | 43b2279b06e1 |
| child 74 | 23767a33a781 |
| permissions | -rw-r--r-- |
| 0 | 1 |
# -*- coding: utf-8 -*- |
2 |
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18
e6c3a5ee91aa
Eliminate relative imports.
Radek Brich <radek.brich@devl.cz>
parents:
9
diff
changeset
|
3 |
from tuikit.widget import Widget |
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43
369c8ef5070a
Rename emitter module to events.
Radek Brich <radek.brich@devl.cz>
parents:
41
diff
changeset
|
4 |
from tuikit.events import Event |
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18
e6c3a5ee91aa
Eliminate relative imports.
Radek Brich <radek.brich@devl.cz>
parents:
9
diff
changeset
|
5 |
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| 0 | 6 |
|
7 |
class EditBox(Widget): |
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62
2f61931520c9
Rework layouts: Layout is now normal Container which places its children upon resize event.
Radek Brich <radek.brich@devl.cz>
parents:
45
diff
changeset
|
8 |
def __init__(self, text=''): |
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2f61931520c9
Rework layouts: Layout is now normal Container which places its children upon resize event.
Radek Brich <radek.brich@devl.cz>
parents:
45
diff
changeset
|
9 |
Widget.__init__(self) |
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2f61931520c9
Rework layouts: Layout is now normal Container which places its children upon resize event.
Radek Brich <radek.brich@devl.cz>
parents:
45
diff
changeset
|
10 |
self._default_size.update(20, 20) |
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34
e3beacd5e536
Update event propagation, keypress event, focusing.
Radek Brich <radek.brich@devl.cz>
parents:
32
diff
changeset
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11 |
self.allow_focus = True |
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e3beacd5e536
Update event propagation, keypress event, focusing.
Radek Brich <radek.brich@devl.cz>
parents:
32
diff
changeset
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12 |
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| 0 | 13 |
self.xofs = 0 |
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self.yofs = 0 |
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||
16 |
# cursor |
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self.cline = 0 |
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self.cpos = 0 |
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19 |
||
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# selection |
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21 |
self.sline = 0 |
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self.spos = 0 |
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||
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
24 |
self.add_events( |
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37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
25 |
'scroll', Event, |
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37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
26 |
'areasize', Event) |
| 0 | 27 |
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3
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
28 |
self.set_text(text) |
|
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
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29 |
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| 0 | 30 |
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45
43b2279b06e1
Clean up Emitter class, simplify event handling. Fix Container.focusnext() method. Add events test (handler auto-registration, order).
Radek Brich <radek.brich@devl.cz>
parents:
43
diff
changeset
|
31 |
def on_draw(self, ev): |
| 0 | 32 |
for j in range(self.height): |
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if self.yofs + j >= len(self.lines): |
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34 |
break |
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line = self.lines[self.yofs + j] |
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#if len(line) < self.width: |
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#line += ' ' * (self.width - len(line)) |
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#else: |
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#line = line[:self.width] |
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
40 |
ev.driver.puts(ev.x, ev.y + j, line) |
| 0 | 41 |
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34
e3beacd5e536
Update event propagation, keypress event, focusing.
Radek Brich <radek.brich@devl.cz>
parents:
32
diff
changeset
|
42 |
self.cursor = (self.get_cpos() - self.xofs, self.cline - self.yofs) |
| 0 | 43 |
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44 |
||
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45
43b2279b06e1
Clean up Emitter class, simplify event handling. Fix Container.focusnext() method. Add events test (handler auto-registration, order).
Radek Brich <radek.brich@devl.cz>
parents:
43
diff
changeset
|
45 |
def on_keypress(self, ev): |
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
46 |
if ev.keyname: |
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37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
47 |
if ev.keyname == 'left': |
| 0 | 48 |
self.move_left() |
49 |
||
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
50 |
if ev.keyname == 'right': |
| 0 | 51 |
self.move_right() |
52 |
||
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
53 |
if ev.keyname == 'home': |
| 0 | 54 |
self.move_home() |
55 |
||
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
56 |
if ev.keyname == 'end': |
| 0 | 57 |
self.move_end() |
58 |
||
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
59 |
if ev.keyname == 'up': |
| 0 | 60 |
self.move_up() |
61 |
||
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
62 |
if ev.keyname == 'down': |
| 0 | 63 |
self.move_down() |
64 |
||
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
65 |
if ev.keyname == 'pageup': |
| 0 | 66 |
self.move_pageup() |
67 |
||
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
68 |
if ev.keyname == 'pagedown': |
| 0 | 69 |
self.move_pagedown() |
70 |
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
71 |
if ev.keyname == 'backspace': |
| 0 | 72 |
if self.cline > 0 or self.cpos > 0: |
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self.move_left() |
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self.del_char() |
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75 |
||
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
76 |
if ev.keyname == 'delete': |
| 0 | 77 |
self.del_char() |
78 |
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
79 |
if ev.keyname == 'enter': |
| 0 | 80 |
self.add_newline() |
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self.move_right() |
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||
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
83 |
if ev.char: |
|
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
84 |
self.add_char(ev.char) |
| 0 | 85 |
self.move_right() |
86 |
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self.redraw() |
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89 |
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45
43b2279b06e1
Clean up Emitter class, simplify event handling. Fix Container.focusnext() method. Add events test (handler auto-registration, order).
Radek Brich <radek.brich@devl.cz>
parents:
43
diff
changeset
|
90 |
def on_mousewheel(self, ev): |
| 0 | 91 |
# up |
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if ev.button == 4: |
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self.move_up() |
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# down |
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if ev.button == 5: |
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self.move_down() |
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self.redraw() |
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def set_text(self, text): |
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self.lines = text.split('\n')
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34
e3beacd5e536
Update event propagation, keypress event, focusing.
Radek Brich <radek.brich@devl.cz>
parents:
32
diff
changeset
|
102 |
self.emit('areasize')
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| 0 | 103 |
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def get_text(self): |
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return '\n'.join(self.lines) |
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def get_linelen(self): |
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return len(self.lines[self.cline]) |
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def get_cpos(self): |
|
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if self.cpos > self.get_linelen(): |
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return self.get_linelen() |
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return self.cpos |
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def set_yofs(self, yofs): |
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3
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
120 |
if yofs > len(self.lines) - self.height: |
|
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
121 |
yofs = len(self.lines) - self.height |
| 0 | 122 |
if yofs < 0: |
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yofs = 0 |
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41
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
124 |
if self.yofs != yofs: |
|
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
125 |
self.yofs = yofs |
|
37b7dfc3eae6
Update Emitter: All event handlers now have exactly one argument: object inherited from Event class, which carries any data.
Radek Brich <radek.brich@devl.cz>
parents:
40
diff
changeset
|
126 |
self.emit('scroll')
|
| 0 | 127 |
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128 |
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def move_left(self): |
|
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if self.cpos > 0: |
|
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self.cpos = self.get_cpos() - 1 |
|
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else: |
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if self.move_up(): |
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self.cpos = self.get_linelen() |
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||
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def move_right(self): |
|
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if self.cpos < self.get_linelen(): |
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self.cpos += 1 |
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else: |
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if self.move_down(): |
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self.cpos = 0 |
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def move_home(self): |
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self.cpos = 0 |
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def move_end(self): |
|
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self.cpos = self.get_linelen() |
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def move_up(self): |
|
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if self.cline > 0: |
|
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self.cline -= 1 |
|
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if self.cline < self.yofs: |
|
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self.set_yofs(self.cline) |
|
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return True |
|
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return False |
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||
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def move_down(self): |
|
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if self.cline < len(self.lines) - 1: |
|
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self.cline += 1 |
|
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if self.cline > self.yofs + self.height - 1: |
|
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self.set_yofs(self.cline - (self.height - 1)) |
|
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return True |
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return False |
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||
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def move_pageup(self): |
|
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if self.cline >= self.height - 1: |
|
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self.cline -= self.height - 1 |
|
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self.set_yofs(self.yofs - (self.height - 1)) |
|
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else: |
|
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self.cline = 0 |
|
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self.set_yofs(0) |
|
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||
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||
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def move_pagedown(self): |
|
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if self.cline <= len(self.lines) - (self.height - 1): |
|
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self.cline += self.height - 1 |
|
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self.set_yofs(self.yofs + (self.height - 1)) |
|
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else: |
|
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self.cline = len(self.lines) - 1 |
|
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self.set_yofs(self.cline) |
|
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3
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
189 |
def move_pagefirst(self): |
|
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
190 |
self.cline = 0 |
|
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
191 |
self.set_yofs(0) |
|
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
192 |
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33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
193 |
|
|
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
194 |
def move_pagelast(self): |
|
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
195 |
self.cline = len(self.lines) - 1 |
|
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
196 |
self.set_yofs(self.cline) |
|
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
197 |
|
|
33ec838dc021
Fixed escape sequence handling.
Radek Brich <radek.brich@devl.cz>
parents:
0
diff
changeset
|
198 |
|
| 0 | 199 |
def add_char(self, c): |
200 |
ln = self.lines[self.cline] |
|
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cpos = self.get_cpos() |
|
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self.lines[self.cline] = ln[:cpos] + c + ln[cpos:] |
|
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self.cpos = cpos |
|
204 |
||
205 |
||
206 |
def add_newline(self): |
|
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ln = self.lines[self.cline] |
|
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cpos = self.get_cpos() |
|
209 |
self.lines[self.cline] = ln[cpos:] |
|
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self.lines.insert(self.cline, ln[:cpos]) |
|
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34
e3beacd5e536
Update event propagation, keypress event, focusing.
Radek Brich <radek.brich@devl.cz>
parents:
32
diff
changeset
|
211 |
self.emit('areasize')
|
| 0 | 212 |
|
213 |
||
214 |
def del_char(self): |
|
215 |
ln = self.lines[self.cline] |
|
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cpos = self.get_cpos() |
|
217 |
if cpos == self.get_linelen(): |
|
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if self.cline + 1 < len(self.lines): |
|
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self.lines[self.cline] = self.lines[self.cline] + self.lines[self.cline+1] |
|
220 |
del self.lines[self.cline+1] |
|
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34
e3beacd5e536
Update event propagation, keypress event, focusing.
Radek Brich <radek.brich@devl.cz>
parents:
32
diff
changeset
|
221 |
self.emit('areasize')
|
| 0 | 222 |
else: |
223 |
self.lines[self.cline] = ln[:cpos] + ln[cpos+1:] |
|
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18
e6c3a5ee91aa
Eliminate relative imports.
Radek Brich <radek.brich@devl.cz>
parents:
9
diff
changeset
|
224 |