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comparison browser_side/base_panels.py @ 401:ea03f898067f

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browser_side: LightTextEditor renamed to HTMLTextEditor, new class LightTextEditor based on TextArea
author souliane <souliane@mailoo.org>
date Thu, 13 Mar 2014 13:15:48 +0100
parents 487dd238ab88
children d7e78cb78dfc
comparison
equal deleted inserted replaced
400:487dd238ab88 401:ea03f898067f
22 from pyjamas.ui.VerticalPanel import VerticalPanel 22 from pyjamas.ui.VerticalPanel import VerticalPanel
23 from pyjamas.ui.HorizontalPanel import HorizontalPanel 23 from pyjamas.ui.HorizontalPanel import HorizontalPanel
24 from pyjamas.ui.HTMLPanel import HTMLPanel 24 from pyjamas.ui.HTMLPanel import HTMLPanel
25 from pyjamas.ui.Button import Button 25 from pyjamas.ui.Button import Button
26 from pyjamas.ui.HTML import HTML 26 from pyjamas.ui.HTML import HTML
27 from pyjamas.ui.SimplePanel import SimplePanel
27 from pyjamas.ui.PopupPanel import PopupPanel 28 from pyjamas.ui.PopupPanel import PopupPanel
28 from pyjamas.ui.StackPanel import StackPanel 29 from pyjamas.ui.StackPanel import StackPanel
29 from pyjamas.ui.TextArea import TextArea 30 from pyjamas.ui.TextArea import TextArea
30 from pyjamas.ui.Event import BUTTON_LEFT, BUTTON_MIDDLE, BUTTON_RIGHT 31 from pyjamas.ui.Event import BUTTON_LEFT, BUTTON_MIDDLE, BUTTON_RIGHT
31 from pyjamas.ui.KeyboardListener import KEY_ENTER, KEY_ESCAPE, KeyboardHandler 32 from pyjamas.ui.KeyboardListener import KEY_ENTER, KEY_ESCAPE, KeyboardHandler
433 """Add a method to be called whenever the text is edited. 434 """Add a method to be called whenever the text is edited.
434 @param listener: method taking two arguments: sender, keycode""" 435 @param listener: method taking two arguments: sender, keycode"""
435 self.edit_listeners.append(listener) 436 self.edit_listeners.append(listener)
436 437
437 438
438 class LightTextEditor(BaseTextEditor, HTML, FocusHandler, KeyboardHandler): 439 class HTMLTextEditor(BaseTextEditor, HTML, FocusHandler, KeyboardHandler):
439 """Manage a simple text editor whith the HTML 5 "contenteditable" property.""" 440 """Manage a simple text editor with the HTML 5 "contenteditable" property."""
440 441
441 def __init__(self, content=None, modifiedCb=None, afterEditCb=None, single_line=False, enhance_display=True, listen_focus=None): 442 def __init__(self, content=None, modifiedCb=None, afterEditCb=None, single_line=False, enhance_display=True, listen_focus=None):
442 """ 443 """
443 @param content 444 @param content
444 @param modifiedCb 445 @param modifiedCb
507 self.edit(False) 508 self.edit(False)
508 509
509 def onLostFocus(self, sender): 510 def onLostFocus(self, sender):
510 """Finish the edition when focus is lost""" 511 """Finish the edition when focus is lost"""
511 self.edit(False) 512 self.edit(False)
513
514
515 class LightTextEditor(BaseTextEditor, SimplePanel, FocusHandler, KeyboardHandler):
516 """Manage a simple text editor with a TextArea for editing, HTML for display."""
517
518 def __init__(self, content=None, modifiedCb=None, afterEditCb=None, single_line=False, enhance_display=True, listen_focus=None):
519 """
520 @param content
521 @param modifiedCb
522 @param afterEditCb
523 @param single_line: set to True to manage a single line editor. In that
524 case the edition will be terminated when <enter> or <escape> is pressed.
525 @param listen_focus: set to True to terminate the edition when the
526 focus is lost. Leave to None in order to use single_line's value.
527 @param enhance_display: if True, the display text will be enhanced with addURLToText
528 """
529 SimplePanel.__init__(self)
530 self.__single_line = single_line
531 self.__enhance_display = enhance_display
532 self.__listen_focus = single_line if listen_focus is None else listen_focus
533 if self.__listen_focus:
534 FocusHandler.__init__(self)
535 KeyboardHandler.__init__(self)
536 strproc = lambda text: html_sanitize(html_strip(text)) if self.__single_line else html_strip(text)
537 BaseTextEditor.__init__(self, content, strproc, modifiedCb, afterEditCb)
538 self.textarea = TextArea()
539 self.display = HTML()
540
541 def setContent(self, content=None):
542 BaseTextEditor.setContent(self, content)
543
544 def getContent(self):
545 text = self.textarea.getText()
546 return {'text': self.strproc(text) if text else ''}
547
548 def edit(self, edit, abort=False, sync=False):
549 if edit:
550 self.textarea.setText(self._original_content['text'])
551 self.setWidget(self.textarea if edit else self.display)
552 BaseTextEditor.edit(self, edit)
553 if edit:
554 if self.__listen_focus:
555 self.textarea.addFocusListener(self)
556 self.textarea.addKeyboardListener(self)
557 else:
558 self.setDisplayContent()
559 if self.__listen_focus:
560 if self in self._focusListeners:
561 self.textarea.removeFocusListener(self)
562 if self in self._keyboardListeners:
563 self.textarea.removeKeyboardListener(self)
564
565 def setDisplayContent(self):
566 text = addURLToImage(self._original_content['text'])
567 self.display.setHTML(addURLToText(text) if self.__enhance_display else text)
568
569 def setFocus(self, focus):
570 self.textarea.setFocus(focus)
571
572 def onKeyDown(self, sender, keycode, modifiers):
573 for listener in self.edit_listeners:
574 listener(self.textarea, keycode)
575
576 def onKeyPress(self, sender, keycode, modifiers):
577 if not self.__single_line:
578 return
579 # XXX: it seems that pyjamas never catches the escape key
580 if keycode in (KEY_ENTER, KEY_ESCAPE): # finish the edition
581 self.textarea.setFocus(False)
582 if not self.__listen_focus:
583 self.edit(False)
584
585 def onLostFocus(self, sender):
586 """Finish the edition when focus is lost"""
587 self.edit(False)