def isrtl(self, element): '''Returns True if the parse tree below element starts with characters in a RTL script. This is e.g. needed to produce correct HTML output. Returns None if direction is not determined. ''' if pango is None: return None # It seems the find_base_dir() function is not documented in the # python language bindings. The Gtk C code shows the signature: # # pango.find_base_dir(text, length) # # It either returns a direction, or NEUTRAL if e.g. text only # contains punctuation but no real characters. if element.text: dir = pango.find_base_dir(element.text, len(element.text)) if not dir == pango.DIRECTION_NEUTRAL: return dir == pango.DIRECTION_RTL for child in element.getchildren(): rtl = self.isrtl(child) if not rtl is None: return rtl if element.tail: dir = pango.find_base_dir(element.tail, len(element.tail)) if not dir == pango.DIRECTION_NEUTRAL: return dir == pango.DIRECTION_RTL return None
def getRTL(self, message):
'''check whether it's an right-to-left string'''
try:
if pango.find_base_dir(message, -1) == pango.DIRECTION_RTL:
return '1'
finally:
return '0'
def _update_base(self, elements_list=None):
if elements_list is None:
elements_list = ['']
self._smilies = {}
self._base_attrlist = pango.AttrList()
text = ''
if isinstance(elements_list, basestring):
elements_list = [elements_list]
for element in elements_list:
if isinstance(element, basestring):
try:
attrl, ptxt, unused = pango.parse_markup(element, u'\x00')
except:
attrl, ptxt = pango.AttrList(), element
#append attribute list
shift = len(text)
itter = attrl.get_iterator()
while True:
attrs = itter.get_attrs()
for attr in attrs:
attr.end_index += shift
attr.start_index += shift
self._base_attrlist.insert(attr)
if not itter.next():
break
text += ptxt
elif isinstance(element, gtk.gdk.Pixbuf):
self._smilies[len(text)] = element
text += '_'
pango.Layout.set_text(self, text)
if hasattr(pango, 'find_base_dir'):
for line in text.splitlines():
if (pango.find_base_dir(line, -1) == pango.DIRECTION_RTL):
self._is_rtl = True
break
else:
self._is_rtl = False
logical = self.get_line(0).get_pixel_extents()[1]
ascent = pango.ASCENT(logical)
decent = pango.DESCENT(logical)
self._text_height = ascent + decent
self._base_to_center = (self._text_height // 2) - decent
self._update_smilies()
def _update_base(self, elements_list=None):
if elements_list is None:
elements_list = ['']
self._smilies = {}
self._base_attrlist = pango.AttrList()
text = ''
if type(elements_list) in (str, unicode):
elements_list = [elements_list]
for element in elements_list:
if type(element) in (str, unicode):
try:
attrl, ptxt, unused = pango.parse_markup(element, u'\x00')
except:
attrl, ptxt = pango.AttrList(), element
#append attribute list
shift = len(text)
itter = attrl.get_iterator()
while True:
attrs = itter.get_attrs()
for attr in attrs:
attr.end_index += shift
attr.start_index += shift
self._base_attrlist.insert(attr)
if not itter.next():
break
text += ptxt
elif type(element) == gtk.gdk.Pixbuf:
self._smilies[len(text)] = element
text += '_'
pango.Layout.set_text(self, text)
if hasattr(pango, 'find_base_dir'):
for line in text.splitlines():
if (pango.find_base_dir(line, -1) == pango.DIRECTION_RTL):
self._is_rtl = True
break
else:
self._is_rtl = False
logical = self.get_line(0).get_pixel_extents()[1]
ascent = pango.ASCENT(logical)
decent = pango.DESCENT(logical)
self._text_height = ascent + decent
self._base_to_center = (self._text_height // 2) - decent
self._update_smilies()
def isrtl(self, text):
'''Check for Right To Left script
@param text: the text to check
@returns: C{True} if C{text} starts with characters in a
RTL script, or C{None} if direction is not determined.
'''
if pango is None:
return None
# It seems the find_base_dir() function is not documented in the
# python language bindings. The Gtk C code shows the signature:
#
# pango.find_base_dir(text, length)
#
# It either returns a direction, or NEUTRAL if e.g. text only
# contains punctuation but no real characters.
dir = pango.find_base_dir(text, len(text))
if dir == pango.DIRECTION_NEUTRAL:
return None
else:
return dir == pango.DIRECTION_RTL
def isrtl(self, text):
'''Check for Right To Left script
@param text: the text to check
@returns: C{True} if C{text} starts with characters in a
RTL script, or C{None} if direction is not determined.
'''
if pango is None:
return None
# It seems the find_base_dir() function is not documented in the
# python language bindings. The Gtk C code shows the signature:
#
# pango.find_base_dir(text, length)
#
# It either returns a direction, or NEUTRAL if e.g. text only
# contains punctuation but no real characters.
dir = pango.find_base_dir(text, len(text))
if dir == pango.DIRECTION_NEUTRAL:
return None
else:
return dir == pango.DIRECTION_RTL
def _update_base(self, elements_list=['']):
self._smilies = {}
self._base_attrlist = pango.AttrList()
text = ''
if type(elements_list) in (str, unicode):
elements_list = [elements_list]
for element in elements_list:
if type(element) in (str, unicode):
try:
attrl, ptxt, ac = pango.parse_markup(str(element), u'\x00')
except:
attrl, ptxt = pango.AttrList(), str(element)
shift = len(text)
itter = attrl.get_iterator()
while True:
attrs = itter.get_attrs()
for attr in attrs:
attr.end_index += shift
attr.start_index += shift
self._base_attrlist.insert(attr)
if not itter.next(): break
text += ptxt
elif type(element) == Smiley:
self._smilies[len(text)] = element.getPixbuf(animated=False)
text += '_'
pango.Layout.set_text(self, text)
if hasattr(pango, 'find_base_dir'):
for line in text.splitlines():
if (pango.find_base_dir(line,-1) == pango.DIRECTION_RTL):
self._is_rtl = True
break
else:
self._is_rtl = False
logical = self.get_line(0).get_pixel_extents()[1]
ascent = pango.ASCENT(logical)
decent = pango.DESCENT(logical)
self._text_height = ascent + decent
self._base_to_center = (self._text_height / 2) - decent
self._update_smilies()
def add_text(self, buddy, text, status_message=False):
"""Display text on screen, with name and colors.
buddy -- buddy object
text -- string, what the buddy said
status_message -- boolean
False: show what buddy said
True: show what buddy did
hippo layout:
.------------- rb ---------------.
| +name_vbox+ +----msg_vbox----+ |
| | | | | |
| | nick: | | +--msg_hbox--+ | |
| | | | | text | | |
| +---------+ | +------------+ | |
| | | |
| | +--msg_hbox--+ | |
| | | text | | |
| | +------------+ | |
| +----------------+ |
`--------------------------------'
"""
if buddy:
nick = buddy.props.nick
color = buddy.props.color
try:
color_stroke_html, color_fill_html = color.split(',')
except ValueError:
color_stroke_html, color_fill_html = ('#000000', '#888888')
# Select text color based on fill color:
color_fill_rgba = Color(color_fill_html).get_rgba()
color_fill_gray = (color_fill_rgba[0] + color_fill_rgba[1] +
color_fill_rgba[2]) / 3
color_stroke = Color(color_stroke_html).get_int()
color_fill = Color(color_fill_html).get_int()
if color_fill_gray < 0.5:
text_color = COLOR_WHITE.get_int()
else:
text_color = COLOR_BLACK.get_int()
else:
nick = '???' # XXX: should be '' but leave for debugging
color_stroke = COLOR_BLACK.get_int()
color_fill = COLOR_WHITE.get_int()
text_color = COLOR_BLACK.get_int()
color = '#000000,#FFFFFF'
# Check for Right-To-Left languages:
if pango.find_base_dir(nick, -1) == pango.DIRECTION_RTL:
lang_rtl = True
else:
lang_rtl = False
# Check if new message box or add text to previous:
new_msg = True
if self._last_msg_sender:
if not status_message:
if buddy == self._last_msg_sender:
# Add text to previous message
new_msg = False
if not new_msg:
rb = self._last_msg
msg_vbox = rb.get_children()[1]
msg_hbox = hippo.CanvasBox(
orientation=hippo.ORIENTATION_HORIZONTAL)
msg_vbox.append(msg_hbox)
else:
rb = CanvasRoundBox(background_color=color_fill,
border_color=color_stroke,
padding=4)
rb.props.border_color = color_stroke # Bug #3742
self._last_msg = rb
self._last_msg_sender = buddy
if not status_message:
name = hippo.CanvasText(text=nick + ': ',
color=text_color,
font_desc=FONT_BOLD.get_pango_desc())
name_vbox = hippo.CanvasBox(
orientation=hippo.ORIENTATION_VERTICAL)
name_vbox.append(name)
rb.append(name_vbox)
msg_vbox = hippo.CanvasBox(orientation=hippo.ORIENTATION_VERTICAL)
rb.append(msg_vbox)
msg_hbox = hippo.CanvasBox(
orientation=hippo.ORIENTATION_HORIZONTAL)
msg_vbox.append(msg_hbox)
if status_message:
self._last_msg_sender = None
if text:
message = hippo.CanvasText(text=text,
size_mode=hippo.CANVAS_SIZE_WRAP_WORD,
color=text_color,
font_desc=FONT_NORMAL.get_pango_desc(),
xalign=hippo.ALIGNMENT_START)
msg_hbox.append(message)
# Order of boxes for RTL languages:
if lang_rtl:
msg_hbox.reverse()
if new_msg:
rb.reverse()
if new_msg:
box = hippo.CanvasBox(padding=2)
box.append(rb)
self.conversation.append(box)
def add_text(self, buddy, text, status_message=False):
"""Display text on screen, with name and colors.
buddy -- buddy object or dict {nick: string, color: string}
(The dict is for loading the chat log from the journal,
when we don't have the buddy object any more.)
text -- string, what the buddy said
status_message -- boolean
False: show what buddy said
True: show what buddy did
.------------- rb ---------------.
| +name_vbox+ +----align-----+ |
| | | | | |
| | nick: | | +--message---+ | |
| | | | | text | | |
| +---------+ | +------------+ | |
| +----------------+ |
`--------------------------------'
"""
if not buddy:
buddy = self.owner
if type(buddy) is dict:
# dict required for loading chat log from journal
nick = buddy['nick']
color = buddy['color']
else:
nick = buddy.props.nick
color = buddy.props.color
try:
color_stroke_html, color_fill_html = color.split(',')
except ValueError:
color_stroke_html, color_fill_html = ('#000000', '#888888')
# Select text color based on fill color:
color_fill_rgba = style.Color(color_fill_html).get_rgba()
color_fill_gray = (color_fill_rgba[0] + color_fill_rgba[1] +
color_fill_rgba[2]) / 3
color_stroke = style.Color(color_stroke_html)
color_fill = style.Color(color_fill_html)
if color_fill_gray < 0.5:
text_color = style.COLOR_WHITE
else:
text_color = style.COLOR_BLACK
self._add_log(nick, color, text, status_message)
# Check for Right-To-Left languages:
if pango.find_base_dir(nick, -1) == pango.DIRECTION_RTL:
lang_rtl = True
else:
lang_rtl = False
# Check if new message box or add text to previous:
new_msg = True
if self._last_msg_sender:
if not status_message:
if buddy == self._last_msg_sender:
# Add text to previous message
new_msg = False
if not new_msg:
message = self._last_msg
else:
rb = RoundBox()
screen_width = gtk.gdk.screen_width()
# keep space to the scrollbar
rb.set_size_request(screen_width - 50, -1)
rb.background_color = color_fill
rb.border_color = color_stroke
self._last_msg_sender = buddy
if not status_message:
name = ColorLabel(text=nick + ': ', color=text_color)
name_vbox = gtk.VBox()
name_vbox.pack_start(name, False, False)
rb.pack_start(name_vbox, False, False, padding=5)
message = TextBox(text_color, color_fill, lang_rtl)
vbox = gtk.VBox()
vbox.pack_start(message, True, True, padding=5)
rb.pack_start(vbox, True, True, padding=5)
self._last_msg = message
self._conversation.pack_start(rb, False, False, padding=2)
if status_message:
self._last_msg_sender = None
message.add_text(text)
self._conversation.show_all()
def add_text(self, buddy, text, status_message=False):
"""Display text on screen, with name and colors.
buddy -- buddy object or dict {nick: string, color: string}
(The dict is for loading the chat log from the journal,
when we don't have the buddy object any more.)
text -- string, what the buddy said
status_message -- boolean
False: show what buddy said
True: show what buddy did
.------------- rb ---------------.
| +name_vbox+ +----align-----+ |
| | | | | |
| | nick: | | +--message---+ | |
| | | | | text | | |
| +---------+ | +------------+ | |
| +----------------+ |
`--------------------------------'
"""
if not buddy:
buddy = self.owner
if type(buddy) is dict:
# dict required for loading chat log from journal
nick = buddy['nick']
color = buddy['color']
else:
nick = buddy.props.nick
color = buddy.props.color
try:
color_stroke_html, color_fill_html = color.split(',')
except ValueError:
color_stroke_html, color_fill_html = ('#000000', '#888888')
# Select text color based on fill color:
color_fill_rgba = style.Color(color_fill_html).get_rgba()
color_fill_gray = (color_fill_rgba[0] + color_fill_rgba[1] +
color_fill_rgba[2]) / 3
color_stroke = style.Color(color_stroke_html)
color_fill = style.Color(color_fill_html)
if color_fill_gray < 0.5:
text_color = style.COLOR_WHITE
else:
text_color = style.COLOR_BLACK
self._add_log(nick, color, text, status_message)
# Check for Right-To-Left languages:
if pango.find_base_dir(nick, -1) == pango.DIRECTION_RTL:
lang_rtl = True
else:
lang_rtl = False
# Check if new message box or add text to previous:
new_msg = True
if self._last_msg_sender:
if not status_message:
if buddy == self._last_msg_sender:
# Add text to previous message
new_msg = False
if not new_msg:
message = self._last_msg
else:
rb = RoundBox()
screen_width = gtk.gdk.screen_width()
# keep space to the scrollbar
rb.set_size_request(screen_width - 50, -1)
rb.props.border_width = style.DEFAULT_PADDING
rb.props.spacing = style.DEFAULT_SPACING
rb.background_color = color_fill
rb.border_color = color_stroke
self._last_msg_sender = buddy
if not status_message:
name = ColorLabel(text=nick + ':', color=text_color)
name_vbox = gtk.VBox()
name_vbox.pack_start(name, False, False)
rb.pack_start(name_vbox, False, False)
message = TextBox(text_color, color_fill, lang_rtl)
vbox = gtk.VBox()
vbox.pack_start(message, True, True)
rb.pack_start(vbox, True, True)
self._last_msg = message
self._conversation.pack_start(rb, False, False)
if status_message:
self._last_msg_sender = None
message.add_text(text)
self._conversation.show_all() """Here message.add_text(text) adding text in entry box add it to chatbox
def getRTL(self, message):
'''check whether it's an right-to-left string'''
if pango.find_base_dir(message, -1) == pango.DIRECTION_RTL:
return '1'
else:
return '0'
def add_text(self, buddy, text, status_message=False):
'''Display text on screen, with name and colors.
buddy -- buddy object or dict {nick: string, color: string}
(The dict is for loading the chat log from the journal,
when we don't have the buddy object any more.)
text -- string, what the buddy said
status_message -- boolean
False: show what buddy said
True: show what buddy did
.----- rb ------------.
| +----align-------+ |
| | +--message---+ | |
| | | nick: | | |
| | | text 1 | | |
| | | text 2 | | |
| | +------------+ | |
| +----------------+ |
`----------------- +--'
\|
The color scheme for owner messages is:
nick in darker of stroke and fill colors
background in lighter of stroke and fill colors
text in black
The color scheme for buddy messages is:
nick in darker of stroke and fill colors
background in light gray
text in black
rb has a tail on the right for owner messages and the left for
buddy messages.
'''
if not buddy:
buddy = self._owner
if type(buddy) is dict:
# dict required for loading chat log from journal
nick = buddy['nick']
color = buddy['color']
elif buddy is None:
nick = 'unknown'
color = '#000000,#808080'
else:
nick = buddy.props.nick
color = buddy.props.color
try:
color_stroke_html, color_fill_html = color.split(',')
except ValueError:
color_stroke_html, color_fill_html = ('#000000', '#888888')
lighter = lighter_color(color.split(','))
darker = 1 - lighter
if len(text) > 3 and text[0:4] == '/me ':
me_message = True
else:
me_message = False
if status_message or me_message:
text_color = style.COLOR_WHITE
nick_color = style.COLOR_WHITE
color_fill = style.Color('#808080')
highlight_fill = style.COLOR_WHITE
tail = None
else:
highlight_fill = style.COLOR_BUTTON_GREY
text_color = style.COLOR_BLACK
if darker == 1:
color_fill = style.Color(color_stroke_html)
if is_low_contrast(color.split(',')):
nick_color = text_color
else:
nick_color = style.Color(color_fill_html)
else:
color_fill = style.Color(color_fill_html)
if is_low_contrast(color.split(',')):
nick_color = text_color
else:
nick_color = style.Color(color_stroke_html)
if nick == profile.get_nick_name():
tail = 'right'
else:
tail = 'left'
color_stroke = None
self._add_log(nick, color, text, status_message)
# Check for Right-To-Left languages:
if pango.find_base_dir(nick, -1) == pango.DIRECTION_RTL:
lang_rtl = True
else:
lang_rtl = False
# Check if new message box or add text to previous:
new_msg = True
if self._last_msg_sender and buddy == self._last_msg_sender:
# Add text to previous message
if not (me_message or status_message):
new_msg = False
if not new_msg:
message = self._last_msg
message.add_text(text)
else:
rb = RoundBox()
rb.background_color = color_fill
rb.border_color = color_stroke
rb.tail = tail
self._rb_list.append(rb)
grid_internal = gtk.VBox()
grid_internal.set_size_request(
gtk.gdk.screen_width() - style.GRID_CELL_SIZE,
style.GRID_CELL_SIZE) # -1)
self._grid_list.append(grid_internal)
row = 0
if status_message:
nick = None
elif me_message:
text = text[4:]
message = TextBox(self, nick_color, text_color, color_fill,
highlight_fill, lang_rtl, nick, text)
self._message_list.append(message)
self._last_msg_sender = buddy
self._last_msg = message
grid_internal.pack_start(message, expand=False, padding=0)
row += 1
align = gtk.Alignment(0.0, 0.0, 1.0, 1.0)
if rb.tail is None:
bottom_padding = style.zoom(7)
else:
bottom_padding = style.zoom(40)
align.set_padding(style.zoom(7), bottom_padding, style.zoom(30),
style.zoom(30))
align.add(grid_internal)
grid_internal.show()
rb.pack_start(align, True, True, 0)
align.show()
self._conversation.pack_start(rb, expand=False,
padding=style.DEFAULT_PADDING)
rb.show()
self._row_counter += 1
message.show()
if status_message:
self._last_msg_sender = None
def add_text(self, buddy, text, status_message=False):
"""Display text on screen, with name and colors.
buddy -- buddy object
text -- string, what the buddy said
status_message -- boolean
False: show what buddy said
True: show what buddy did
hippo layout:
.------------- rb ---------------.
| +name_vbox+ +----msg_vbox----+ |
| | | | | |
| | nick: | | +--msg_hbox--+ | |
| | | | | text | | |
| +---------+ | +------------+ | |
| | | |
| | +--msg_hbox--+ | |
| | | text | | |
| | +------------+ | |
| +----------------+ |
`--------------------------------'
"""
if buddy:
nick = buddy.props.nick
color = buddy.props.color
try:
color_stroke_html, color_fill_html = color.split(',')
except ValueError:
color_stroke_html, color_fill_html = ('#000000', '#888888')
# Select text color based on fill color:
color_fill_rgba = Color(color_fill_html).get_rgba()
color_fill_gray = (color_fill_rgba[0] + color_fill_rgba[1] +
color_fill_rgba[2])/3
color_stroke = Color(color_stroke_html).get_int()
color_fill = Color(color_fill_html).get_int()
if color_fill_gray < 0.5:
text_color = COLOR_WHITE.get_int()
else:
text_color = COLOR_BLACK.get_int()
else:
nick = '???' # XXX: should be '' but leave for debugging
color_stroke = COLOR_BLACK.get_int()
color_fill = COLOR_WHITE.get_int()
text_color = COLOR_BLACK.get_int()
color = '#000000,#FFFFFF'
# Check for Right-To-Left languages:
if pango.find_base_dir(nick, -1) == pango.DIRECTION_RTL:
lang_rtl = True
else:
lang_rtl = False
# Check if new message box or add text to previous:
new_msg = True
if self._last_msg_sender:
if not status_message:
if buddy == self._last_msg_sender:
# Add text to previous message
new_msg = False
if not new_msg:
rb = self._last_msg
msg_vbox = rb.get_children()[1]
msg_hbox = hippo.CanvasBox(
orientation=hippo.ORIENTATION_HORIZONTAL)
msg_vbox.append(msg_hbox)
else:
rb = CanvasRoundBox(background_color=color_fill,
border_color=color_stroke,
padding=4)
rb.props.border_color = color_stroke # Bug #3742
self._last_msg = rb
self._last_msg_sender = buddy
if not status_message:
name = hippo.CanvasText(text=nick+': ',
color=text_color,
font_desc=FONT_BOLD.get_pango_desc())
name_vbox = hippo.CanvasBox(
orientation=hippo.ORIENTATION_VERTICAL)
name_vbox.append(name)
rb.append(name_vbox)
msg_vbox = hippo.CanvasBox(
orientation=hippo.ORIENTATION_VERTICAL)
rb.append(msg_vbox)
msg_hbox = hippo.CanvasBox(
orientation=hippo.ORIENTATION_HORIZONTAL)
msg_vbox.append(msg_hbox)
if status_message:
self._last_msg_sender = None
if text:
message = hippo.CanvasText(
text=text,
size_mode=hippo.CANVAS_SIZE_WRAP_WORD,
color=text_color,
font_desc=FONT_NORMAL.get_pango_desc(),
xalign=hippo.ALIGNMENT_START)
msg_hbox.append(message)
# Order of boxes for RTL languages:
if lang_rtl:
msg_hbox.reverse()
if new_msg:
rb.reverse()
if new_msg:
box = hippo.CanvasBox(padding=2)
box.append(rb)
self.conversation.append(box)
def add_text(self, buddy, text, status_message=False):
if not buddy:
buddy = self.owner
if buddy == "Computer":
nick = "Computer"
color = '#000000,#FFF8DC'
else:
if type(buddy) is dict:
# dict required for loading chat log from journal
nick = buddy['nick']
color = buddy['color']
else:
nick = buddy.props.nick
color = buddy.props.color
try:
color_stroke_html, color_fill_html = color.split(',')
except ValueError:
color_stroke_html, color_fill_html = ('#000000', '#888888')
# Select text color based on fill color:
color_fill_rgba = style.Color(color_fill_html).get_rgba()
color_fill_gray = (color_fill_rgba[0] + color_fill_rgba[1] +
color_fill_rgba[2]) / 3
color_stroke = style.Color(color_stroke_html)
color_fill = style.Color(color_fill_html)
if color_fill_gray < 0.5:
text_color = style.COLOR_WHITE
else:
text_color = style.COLOR_BLACK
self._add_log(nick, text, status_message)
# Check for Right-To-Left languages:
if pango.find_base_dir(nick, -1) == pango.DIRECTION_RTL:
lang_rtl = True
else:
lang_rtl = False
# Check if new message box or add text to previous:
new_msg = True
if self._last_msg_sender:
if not status_message:
if buddy == self._last_msg_sender:
# Add text to previous message
new_msg = True
if not new_msg:
message = self._last_msg
else:
rb = RoundBox()
screen_width = gtk.gdk.screen_width()
# keep space to the scrollbar
rb.set_size_request(screen_width - 50, -1)
rb.props.border_width = style.DEFAULT_PADDING
rb.props.spacing = style.DEFAULT_SPACING
rb.background_color = color_fill
rb.border_color = color_stroke
self._last_msg_sender = buddy
if not status_message:
name = ColorLabel(text=nick + ':', color=text_color)
name_vbox = gtk.VBox()
name_vbox.pack_start(name, False, False)
rb.pack_start(name_vbox, False, False)
message = TextBox(text_color, color_fill, lang_rtl)
vbox = gtk.VBox()
vbox.pack_start(message, True, True)
rb.pack_start(vbox, True, True)
self._last_msg = message
self._conversation.pack_start(rb, False, False)
if status_message:
self._last_msg_sender = None
message.add_text(text)
self._conversation.show_all()
def add_text(self, buddy, text, status_message=False):
"""Display text on screen, with name and colors.
buddy -- buddy object or dict {nick: string, color: string}
(The dict is for loading the chat log from the journal,
when we don't have the buddy object any more.)
text -- string, what the buddy said
status_message -- boolean
False: show what buddy said
True: show what buddy did
hippo layout:
.------------- rb ---------------.
| +name_vbox+ +----msg_vbox----+ |
| | | | | |
| | nick: | | +--msg_hbox--+ | |
| | | | | text | | |
| +---------+ | +------------+ | |
| | | |
| | +--msg_hbox--+ | |
| | | text | url | | |
| | +------------+ | |
| +----------------+ |
`--------------------------------'
"""
if not buddy:
buddy = self.owner
if type(buddy) is dict:
# dict required for loading chat log from journal
nick = buddy['nick']
color = buddy['color']
else:
nick = buddy.props.nick
color = buddy.props.color
try:
color_stroke_html, color_fill_html = color.split(',')
except ValueError:
color_stroke_html, color_fill_html = ('#000000', '#888888')
# Select text color based on fill color:
color_fill_rgba = Color(color_fill_html).get_rgba()
color_fill_gray = (color_fill_rgba[0] + color_fill_rgba[1] +
color_fill_rgba[2]) / 3
color_stroke = Color(color_stroke_html).get_int()
color_fill = Color(color_fill_html).get_int()
if color_fill_gray < 0.5:
text_color = COLOR_WHITE.get_int()
else:
text_color = COLOR_BLACK.get_int()
self._add_log(nick, color, text, status_message)
# Check for Right-To-Left languages:
if pango.find_base_dir(nick, -1) == pango.DIRECTION_RTL:
lang_rtl = True
else:
lang_rtl = False
# Check if new message box or add text to previous:
new_msg = True
if self._last_msg_sender:
if not status_message:
if buddy == self._last_msg_sender:
# Add text to previous message
new_msg = False
if not new_msg:
rb = self._last_msg
msg_vbox = rb.get_children()[1]
msg_hbox = hippo.CanvasBox(
orientation=hippo.ORIENTATION_HORIZONTAL)
msg_vbox.append(msg_hbox)
else:
rb = CanvasRoundBox(background_color=color_fill,
border_color=color_stroke,
padding=4)
rb.props.border_color = color_stroke # Bug #3742
self._last_msg = rb
self._last_msg_sender = buddy
if not status_message:
name = hippo.CanvasText(text=nick + ': ', color=text_color)
name_vbox = hippo.CanvasBox(
orientation=hippo.ORIENTATION_VERTICAL)
name_vbox.append(name)
rb.append(name_vbox)
msg_vbox = hippo.CanvasBox(orientation=hippo.ORIENTATION_VERTICAL)
rb.append(msg_vbox)
msg_hbox = hippo.CanvasBox(
orientation=hippo.ORIENTATION_HORIZONTAL)
msg_vbox.append(msg_hbox)
if status_message:
self._last_msg_sender = None
match = URL_REGEXP.search(text)
while match:
# there is a URL in the text
starttext = text[:match.start()]
if starttext:
message = hippo.CanvasText(
text=starttext,
size_mode=hippo.CANVAS_SIZE_WRAP_WORD,
color=text_color,
xalign=hippo.ALIGNMENT_START)
msg_hbox.append(message)
url = text[match.start():match.end()]
message = CanvasLink(text=url, color=text_color)
attrs = pango.AttrList()
attrs.insert(pango.AttrUnderline(pango.UNDERLINE_SINGLE, 0, 32767))
message.set_property("attributes", attrs)
message.connect('activated', self._link_activated_cb)
# call interior magic which should mean just:
# CanvasInvoker().parent = message
CanvasInvoker(message)
msg_hbox.append(message)
text = text[match.end():]
match = URL_REGEXP.search(text)
if text:
message = hippo.CanvasText(text=text,
size_mode=hippo.CANVAS_SIZE_WRAP_WORD,
color=text_color,
xalign=hippo.ALIGNMENT_START)
msg_hbox.append(message)
# Order of boxes for RTL languages:
if lang_rtl:
msg_hbox.reverse()
if new_msg:
rb.reverse()
if new_msg:
box = hippo.CanvasBox(padding=2)
box.append(rb)
self._conversation.append(box)
