Python label.Label类代码示例

    def __init__(self, parent, session):
        Frame.__init__(self, parent)

        self.text = "Limits"
        self.size_hint_align = FILL_HORIZ

        base = 1024
        units = ( "bytes/s", "KiB/s", "MiB/s", "GiB/s", "TiB/s" )

        t = Table(parent)
        for r, values in enumerate((
            ("Upload limit", session.upload_rate_limit, session.set_upload_rate_limit),
            ("Download limit", session.download_rate_limit, session.set_download_rate_limit),
            ("Upload limit for local connections", session.local_upload_rate_limit, session.set_local_upload_rate_limit),
            ("Download limit for local connections", session.local_download_rate_limit, session.set_local_download_rate_limit),
        )):
            title, rfunc, wfunc = values

            l = Label(parent)
            l.text = title
            l.size_hint_align = FILL_HORIZ
            t.pack(l, 0, r, 1, 1)
            l.show()

            usw = UnitSpinner(parent, base, units)
            usw.size_hint_weight = EXPAND_HORIZ
            usw.size_hint_align = FILL_HORIZ
            usw.set_value(rfunc())
            usw.callback_changed_add(wfunc, delay=2.0)
            t.pack(usw, 1, r, 1, 1)
            usw.show()

        self.content = t

    def build_prog_popup(self):
        pp = Popup(self)
        pp.part_text_set('title,text', _('Extracting files, please wait...'))
        pp.show()

        vbox = Box(self)
        pp.part_content_set('default', vbox)
        vbox.show()

        lb = Label(self, ellipsis=True, size_hint_weight=EXPAND_HORIZ,
                   size_hint_align=FILL_HORIZ)
        vbox.pack_end(lb)
        lb.show()

        pb = Progressbar(pp, size_hint_weight=EXPAND_HORIZ,
                         size_hint_align=FILL_HORIZ)
        vbox.pack_end(pb)
        pb.show()

        bt = Button(pp, text=_('Cancel'))
        bt.callback_clicked_add(lambda b: self.app.abort_operation())
        pp.part_content_set('button1', bt)

        self.prog_pbar = pb
        self.prog_label = lb
        self.prog_popup = pp

    def __init__(self, parent):
        InnerWindow.__init__(self, parent)

        vbox = Box(self)
        vbox.show()
        self.content = vbox

        title = Label(self, scale=2.0, text='Edone %s' % VERSION)
        title.show()
        vbox.pack_end(title)

        en = Entry(self, text=INFO, editable=False, scrollable=True,
                   size_hint_weight=EXPAND_BOTH, size_hint_align=FILL_BOTH)
        en.show()
        vbox.pack_end(en)

        sep = Separator(self, horizontal=True)
        sep.show()
        vbox.pack_end(sep)

        close = Button(self, text='Close')
        close.callback_clicked_add(lambda b: self.delete())
        close.show()
        vbox.pack_end(close)

        self.activate()

 def __init__(self, canvas, text):
     n = Notify(canvas)
     l = Label(canvas)
     l.text = text
     n.content = l
     n.timeout = 3
     n.show()

    def __init__(self, parent, title, done_cb, **kargs):
        self._user_cb = done_cb

        self._inwin = InnerWindow(parent)

        vbox = Box(self._inwin)
        self._inwin.content = vbox
        vbox.show()

        lb = Label(vbox, text='<b>%s</b>' % title)
        vbox.pack_end(lb)
        lb.show()

        Fileselector.__init__(self, vbox, expandable=False,
                              size_hint_weight=EXPAND_BOTH,
                              size_hint_align=FILL_BOTH, **kargs)
        self.callback_done_add(self._fileselector_done_cb)
        self.callback_activated_add(self._fileselector_done_cb)
        # TODO this filter seems not to work well...need fixing
        # fs.mime_types_filter_append(list(EXTRACT_MAP.keys()), 'Archive files')
        # fs.mime_types_filter_append(['*'], 'All files')
        vbox.pack_end(self)
        self.show()

        self._inwin.activate()

    def buildLoadBox(self):
        # build the load label
        loadLable = Label(self, size_hint_weight=EXPAND_BOTH,
                          size_hint_align=FILL_HORIZ)
        loadLable.text = "<b>Processing</b>"
        loadLable.show()
        
        # build the spinning wheel
        wheel = Progressbar(self, pulse_mode=True,
                            size_hint_weight=EXPAND_BOTH,
                            size_hint_align=FILL_HORIZ)
        wheel.pulse(True)
        wheel.show()

        detailsbtn = Button(self, style="anchor")
        detailsbtn.text_set("Details")
        detailsbtn.callback_pressed_add(self.innerWinShow)
        detailsbtn.show()

        # build the status label
        self.statusLabel = Label(self, size_hint_weight=EXPAND_BOTH,
                                 size_hint_align=FILL_HORIZ)
        self.statusLabel.show()

        # put all the built objects in a vertical box
        box = Box(self, size_hint_weight=EXPAND_BOTH, size_hint_align=FILL_BOTH)
        box.pack_end(loadLable)
        box.pack_end(wheel)
        box.pack_end(self.statusLabel)        
        box.pack_end(detailsbtn)
        box.show()

        return box

    def fileExists(self, filePath):

        self.confirmPopup = Popup(self.mainWindow,
                                  size_hint_weight=EXPAND_BOTH)

        # Add a table to hold dialog image and text to Popup
        tb = Table(self.confirmPopup, size_hint_weight=EXPAND_BOTH)
        self.confirmPopup.part_content_set("default", tb)
        tb.show()

        # Add dialog-error Image to table
        need_ethumb()
        icon = Icon(self.confirmPopup, thumb='True')
        icon.standard_set('dialog-question')
        # Using gksudo or sudo fails to load Image here
        #   unless options specify using preserving their existing environment.
        #   may also fail to load other icons but does not raise an exception
        #   in that situation.
        # Works fine using eSudo as a gksudo alternative,
        #   other alternatives not tested
        try:
            dialogImage = Image(self.confirmPopup,
                                size_hint_weight=EXPAND_HORIZ,
                                size_hint_align=FILL_BOTH,
                                file=icon.file_get())
            tb.pack(dialogImage, 0, 0, 1, 1)
            dialogImage.show()
        except RuntimeError:
            # An error message is displayed for this same error
            #   when aboutWin is initialized so no need to redisplay.
            pass
        # Add dialog text to table
        dialogLabel = Label(self.confirmPopup, line_wrap=ELM_WRAP_WORD,
                            size_hint_weight=EXPAND_HORIZ,
                            size_hint_align=FILL_BOTH)
        current_file = os.path.basename(filePath)
        dialogLabel.text = "'%s' already exists. Overwrite?<br><br>" \
                           % (current_file)
        tb.pack(dialogLabel, 1, 0, 1, 1)
        dialogLabel.show()

        # Close without saving button
        no_btt = Button(self.mainWindow)
        no_btt.text = "No"
        no_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        no_btt.show()
        # Save the file and then close button
        sav_btt = Button(self.mainWindow)
        sav_btt.text = "Yes"
        sav_btt.callback_clicked_add(self.doSelected)
        sav_btt.callback_clicked_add(self.closePopup, self.confirmPopup)
        sav_btt.show()

        # add buttons to popup
        self.confirmPopup.part_content_set("button1", no_btt)
        self.confirmPopup.part_content_set("button3", sav_btt)
        self.confirmPopup.show()

    def __init__(self):
        StandardWindow.__init__(self, "ex1", "Hello Elementary", size=(300, 200))
        self.callback_delete_request_add(lambda o: elm.exit())

        ourLabel = Label(self)
        ourLabel.size_hint_weight = EXPAND_BOTH
        ourLabel.text = "Hello Elementary!"
        ourLabel.show()
        
        self.resize_object_add(ourLabel)

    def __init__( self ):
        win = StandardWindow("Testing", "Elementary Sorted Table")
        win.callback_delete_request_add(lambda o: elm.exit())

        """Build the titles for the table. The titles is a list of tuples with the following format:
        
        ( <String - Header Text>, <Bool - Sortable> )"""
        titles = []
        for i in range(COLUMNS):
            titles.append(
                    ("Column " + str(i), True if i != 2 else False)
                    )

        #Create our sorted list object
        slist = SortedList(win, titles=titles, size_hint_weight=EXPAND_BOTH,
            size_hint_align=FILL_BOTH)

        #Populate the rows in our table
        for i in range(ROWS):
            #Each row is a list with the number of elements that must equal the number of headers
            row = []
            for j in range(COLUMNS):
                #Row elements can be ANY elementary object
                if j == 0:
                    #For the first column in each row, we will create a button that will delete the row when pressed
                    btn = Button(slist, size_hint_weight=EXPAND_BOTH,
                                size_hint_align=FILL_BOTH)
                    btn.text = "Delete row"
                    btn.callback_clicked_add(
                        lambda x, y=row: slist.row_unpack(y, delete=True)
                        )
                    btn.show()
                    #Add the btn created to our row
                    row.append(btn)
                else:
                    #For each other row create a label with a random number
                    data = random.randint(0, ROWS*COLUMNS)
                    lb = Label(slist, size_hint_weight=EXPAND_BOTH,
                                size_hint_align=FILL_BOTH)
                    lb.text=str(data)
                    """For integer data we also need to assign value to "sort_data" because otherwise things get sorted as text"""
                    lb.data["sort_data"] = data
                    lb.show()
                    #Append our label to the row
                    row.append(lb)
            #Add the row into the SortedList
            slist.row_pack(row, sort=False)
        
        #Show the list
        slist.show()
        
        win.resize_object_add(slist)

        win.resize(600, 400)
        win.show()

    def update_ui(self, listing_in_progress=False):
        box = self.header_box
        box.clear()
        ui_disabled = True

        # file listing in progress
        if listing_in_progress:
            spin = Progressbar(box, style='wheel', pulse_mode=True)
            spin.pulse(True)
            spin.show()
            box.pack_end(spin)

            lb = Label(box, text=_('Reading archive, please wait...'),
                       size_hint_weight=EXPAND_HORIZ,
                       size_hint_align=(0.0, 0.5))
            lb.show()
            box.pack_end(lb)

        # or header button
        else:
            if self.app.file_name is None:
                txt = _('No archive loaded, click to choose a file')
            else:
                ui_disabled = False
                txt = _('<b>Archive:</b> %s') % \
                      (os.path.basename(self.app.file_name))

            txt = '<align=left>%s</align>' % txt
            lb = Label(box, ellipsis=True, text=txt)
            bt = Button(box, content=lb, size_hint_weight=EXPAND_HORIZ,
                        size_hint_fill=FILL_HORIZ)
            bt.callback_clicked_add(lambda b: \
                        FileSelectorInwin(self, _('Choose an archive'),
                                          self._archive_selected_cb,
                                          path=os.getcwd()))
            box.pack_end(bt)
            bt.show()

        # always show the about button
        sep = Separator(box)
        box.pack_end(sep)
        sep.show()

        ic = SafeIcon(box, 'help-about', size_hint_min=(24,24))
        ic.callback_clicked_add(lambda i: InfoWin(self))
        box.pack_end(ic)
        ic.show()

        for widget in (self.extract_btn, self.fsb,
                       self.create_folder_chk, self.del_chk):
            widget.disabled = ui_disabled

        self.update_fsb_label()

    def __init__(self, parent, repo):
        self.repo = repo

        Popup.__init__(self, parent)
        self.part_text_set("title,text", "Add remote")

        tb = Table(self, padding=(3, 3), size_hint_expand=EXPAND_BOTH)
        self.content = tb
        tb.show()

        # name
        lb = Label(tb, text="Name")
        tb.pack(lb, 0, 0, 1, 1)
        lb.show()

        en = Entry(
            tb, editable=True, single_line=True, scrollable=True, size_hint_expand=EXPAND_BOTH, size_hint_fill=FILL_BOTH
        )
        en.part_text_set("guide", "Name for the new remote")
        en.callback_changed_user_add(lambda e: self.err_unset())
        tb.pack(en, 1, 0, 1, 1)
        en.show()
        self.name_entry = en

        # url
        lb = Label(tb, text="URL")
        tb.pack(lb, 0, 1, 1, 1)
        lb.show()

        en = Entry(
            tb, editable=True, single_line=True, scrollable=True, size_hint_expand=EXPAND_BOTH, size_hint_fill=FILL_BOTH
        )
        en.part_text_set("guide", "git://git.example.com/repo.git")
        en.callback_changed_user_add(lambda e: self.err_unset())
        tb.pack(en, 1, 1, 1, 1)
        en.show()
        self.url_entry = en

        # error label
        lb = Label(tb, text="", size_hint_expand=EXPAND_HORIZ)
        tb.pack(lb, 0, 2, 2, 1)
        lb.show()
        self.error_label = lb

        # buttons
        bt = Button(self, text="Cancel")
        bt.callback_clicked_add(lambda b: self.delete())
        self.part_content_set("button1", bt)
        bt.show()

        bt = Button(self, text="Add remote")
        bt.callback_clicked_add(self._add_btn_cb)
        self.part_content_set("button2", bt)
        bt.show()

        self.show()

    def addPackage(self, pak):
        row = []

        ourCheck = Check(self)
        ourCheck.data['packageName'] = pak.name
        ourCheck.callback_changed_add(self.app.checkChange)
        ourCheck.show()
        row.append(ourCheck)

        ourName = Button(self, style="anchor", size_hint_weight=EXPAND_HORIZ,
                         size_hint_align=FILL_HORIZ)
        ourName.text = pak.name
        ourName.data["packageDes"] = pak.candidate.description
        ourName.callback_pressed_add(self.packagePressed)
        ourName.show()
        row.append(ourName)

        ourVersion = Label(self, size_hint_weight=EXPAND_HORIZ,
                           size_hint_align=(0.1, 0.5))
        ourVersion.text = pak.installed.version
        ourVersion.show()
        row.append(ourVersion)

        newVersion = Label(self, size_hint_weight=EXPAND_HORIZ,
                           size_hint_align=(0.1, 0.5))
        newVersion.text = pak.candidate.version
        newVersion.show()
        row.append(newVersion)

        self.app.packagesToUpdate[pak.name] = {'check':ourCheck, 'selected':False}
        self.packageList.row_pack(row, sort=False)

    def popup_created(self, popup):
        super().popup_created(popup)

        # add all the available players to the popup edje box
        for player in self.mpris.players:
            self.popup_player_add(popup, player)

        # add all the channel sliders
        if self.pulse.conn is not None:
            for ch in self.pulse.channels:
                self.popup_volume_add(popup, ch)
        else:
            lb = Label(popup, text='Cannot connect to PulseAudio')
            lb.show()
            popup.part_box_append('volumes.box', lb)

    def entryInit(self):
        self.mainEn = Entry(self.mainWindow, scrollable=True,
                            line_wrap=self.wordwrap, autosave=False,
                            size_hint_weight=EXPAND_BOTH,
                            size_hint_align=FILL_BOTH)
        self.mainEn.callback_changed_user_add(self.textEdited)
        self.mainEn.elm_event_callback_add(self.eventsCb)
        self.mainEn.callback_clicked_add(resetCloseMenuCount)
        # delete line lable if it exist so we can create and add new one
        #    Later need to rethink logic here
        try:
            self.line_label.delete()
        except AttributeError:
            pass
        # Add label to show current cursor position
        if SHOW_POS:
            self.line_label = Label(self.mainWindow,
                                    size_hint_weight=EXPAND_HORIZ,
                                    size_hint_align=ALIGN_RIGHT)

            self.mainEn.callback_cursor_changed_add(self.curChanged,
                                                    self.line_label)
            self.curChanged(self.mainEn, self.line_label)
            self.line_label.show()
            self.mainBox.pack_end(self.line_label)
        # self.mainEn.markup_filter_append(self.textFilter)

        self.mainEn.show()
        self.mainEn.focus_set(True)
        try:
            self.mainBox.pack_before(self.mainEn, self.line_label)
        except AttributeError:
            # line_label has not been initialized on first run
            #   Should have better logic on all this
            self.mainBox.pack_end(self.mainEn)

def errorPopup(window, errorMsg):
    errorPopup = Popup(window, size_hint_weight=EXPAND_BOTH)
    errorPopup.callback_block_clicked_add(lambda obj: errorPopup.delete())

    # Add a table to hold dialog image and text to Popup
    tb = Table(errorPopup, size_hint_weight=EXPAND_BOTH)
    errorPopup.part_content_set("default", tb)
    tb.show()

    # Add dialog-error Image to table
    need_ethumb()
    icon = Icon(errorPopup, thumb='True')
    icon.standard_set('dialog-warning')
    # Using gksudo or sudo fails to load Image here
    #   unless options specify using preserving their existing environment.
    #   may also fail to load other icons but does not raise an exception
    #   in that situation.
    # Works fine using eSudo as a gksudo alternative,
    #   other alternatives not tested
    try:
        dialogImage = Image(errorPopup,
                            size_hint_weight=EXPAND_HORIZ,
                            size_hint_align=FILL_BOTH,
                            file=icon.file_get())
        tb.pack(dialogImage, 0, 0, 1, 1)
        dialogImage.show()
    except RuntimeError:
        # An error message is displayed for this same error
        #   when aboutWin is initialized so no need to redisplay.
        pass
    # Add dialog text to table
    dialogLabel = Label(errorPopup, line_wrap=ELM_WRAP_WORD,
                        size_hint_weight=EXPAND_HORIZ,
                        size_hint_align=FILL_BOTH)
    dialogLabel.text = errorMsg
    tb.pack(dialogLabel, 1, 0, 1, 1)
    dialogLabel.show()

    # Ok Button
    ok_btt = Button(errorPopup)
    ok_btt.text = "Ok"
    ok_btt.callback_clicked_add(lambda obj: errorPopup.delete())
    ok_btt.show()

    # add button to popup
    errorPopup.part_content_set("button3", ok_btt)
    errorPopup.show()