Python Tkinter.LEFT Examples

def showtip(self, text):
        "Display text in tooltip window"
        self.text = text
        if self.tipwindow or not self.text:
            return
        x, y, _, _ = self.widget.bbox("insert")
        x = x + self.widget.winfo_rootx() + 27
        y = y + self.widget.winfo_rooty()
        self.tipwindow = tw = Tk.Toplevel(self.widget)
        tw.wm_overrideredirect(1)
        tw.wm_geometry("+%d+%d" % (x, y))
        try:
            # For Mac OS
            tw.tk.call("::tk::unsupported::MacWindowStyle",
                       "style", tw._w,
                       "help", "noActivates")
        except Tk.TclError:
            pass
        label = Tk.Label(tw, text=self.text, justify=Tk.LEFT,
                      background="#ffffe0", relief=Tk.SOLID, borderwidth=1,
                      )
        label.pack(ipadx=1) 

def genotypes(self, sv, vcf_samples, run_samples):
        message = ''
        line = ''
        for i, gt in enumerate(sv.GTs):
            if '1' in gt:
                if vcf_samples[i] in run_samples:
                    this = '%s:%s' % (vcf_samples[i], gt)
                    if len(line) == 0:
                        line = this
                    elif len(this) + len(line) >= 50:
                        message += line + ',\n'
                        line = this
                    else:
                        line += ', %s' % this
        message += line
        self.message.config(text=message, bg='white', width=55, justify=tk.LEFT)


# class for multiple listboxes linked by single scroll bar 

def __init__(self, parent):
        tk.LabelFrame.__init__(self, parent)
        self.title = tk.Label(self, text='SV Length')

        self.len_GT_On = tk.IntVar(value=0)
        self.len_GT_On_CB = tk.Checkbutton(self, text=">", justify=tk.LEFT, variable=self.len_GT_On)
        self.len_GT_val = tk.Spinbox(self, values=(1,5,10,50,100,500), width=3)
        self.len_GT_Units = tk.Spinbox(self, values=("bp", "kbp", "Mbp"), width=3)

        self.len_LT_On = tk.IntVar(value=0)
        self.len_LT_On_CB = tk.Checkbutton(self, text="<", justify=tk.LEFT, variable=self.len_LT_On)
        self.len_LT_val = tk.Spinbox(self, values=(1,5,10,50,100,500), width=3)
        self.len_LT_Units = tk.Spinbox(self, values=("bp", "kbp", "Mbp"), width=3)

        self.title.grid(row=0, column=0, sticky=tk.EW, columnspan=4)
        self.len_GT_On_CB.grid(row=1, column=0, sticky=tk.EW)
        self.len_GT_val.grid(row=2, column=0, sticky=tk.EW)
        self.len_GT_Units.grid(row=2, column=1, sticky=tk.EW)
        self.len_LT_On_CB.grid(row=1, column=2, sticky=tk.EW)
        self.len_LT_val.grid(row=2, column=2, sticky=tk.EW)
        self.len_LT_Units.grid(row=2, column=3, sticky=tk.EW) 

def buttonbox(self):
        
        try:
            self.attributes("-toolwindow",1) #only works on windows
        except:
            #self.overrideredirect(1) #removes whole frame
            self.resizable(0,0) #stops maximising and resizing but can still be minimised

        box = tk.Frame(self)

        w = tk.Button(box, text="Don't Save", width=10, command=self.close_dont_save)
        w.pack(side=tk.LEFT, padx=5, pady=5)
        
        w = tk.Button(box, text="Cancel", width=10, command=self.cancel)
        w.pack(side=tk.LEFT, padx=5, pady=5)
        
        w = tk.Button(box, text="Save", width=10, command=self.close_and_save, default=tk.ACTIVE)
        w.pack(side=tk.LEFT, padx=5, pady=5)

        self.bind("<Return>", self.close_and_save)
        self.bind("<Escape>", self.cancel)

        box.pack() 

def showtip(self, text):
        "Display text in tooltip window"
        self.text = text
        if self.tipwindow or not self.text:
            return
        x, y, _, _ = self.widget.bbox("insert")
        x = x + self.widget.winfo_rootx() + 27
        y = y + self.widget.winfo_rooty()
        self.tipwindow = tw = Tk.Toplevel(self.widget)
        tw.wm_overrideredirect(1)
        tw.wm_geometry("+%d+%d" % (x, y))
        try:
            # For Mac OS
            tw.tk.call("::tk::unsupported::MacWindowStyle",
                       "style", tw._w,
                       "help", "noActivates")
        except Tk.TclError:
            pass
        label = Tk.Label(tw, text=self.text, justify=Tk.LEFT,
                      background="#ffffe0", relief=Tk.SOLID, borderwidth=1,
                      )
        label.pack(ipadx=1) 

def __init__(self, parent):

        scrollbar = tk.Scrollbar(parent, orient=tk.VERTICAL)
        self.listbox = tk.Listbox(parent, yscrollcommand=scrollbar.set, selectmode=tk.EXTENDED)
        scrollbar.configure(command=self.listbox.yview)

        self.listbox.pack(side=tk.LEFT,fill=tk.BOTH, expand=1, pady=5)
        scrollbar.pack(side=tk.RIGHT, fill=tk.Y, pady=5) 

def buttonbox(self):
        
        try:
            self.attributes("-toolwindow",1) #only works on windows
        except:
            #self.overrideredirect(1) #removes whole frame
            self.resizable(0,0) #stops maximising and resizing but can still be minimised

        box = tk.Frame(self)

        w = tk.Button(box, text="Don't Save", width=10, command=self.close_dont_save)
        w.pack(side=tk.LEFT, padx=5, pady=5)
        
        w = tk.Button(box, text="Cancel", width=10, command=self.cancel)
        w.pack(side=tk.LEFT, padx=5, pady=5)
        
        w = tk.Button(box, text="Save", width=10, command=self.close_and_save, default=tk.ACTIVE)
        w.pack(side=tk.LEFT, padx=5, pady=5)

        self.bind("<Return>", self.close_and_save)
        self.bind("<Escape>", self.cancel)

        box.pack() 

def buttonbox(self, box):
        # add standard button box. override if you don't want the
        # standard buttons
        frame = tk.Frame(box)
        frame.pack()

        w = tk.Button(frame, text="OK", width=10, command=self.ok, default=tk.ACTIVE)
        w.pack(side=tk.LEFT, padx=5, pady=5)
        w = tk.Button(frame, text="Cancel", width=10, command=self.cancel)
        w.pack(side=tk.LEFT, padx=5, pady=5)

        self.bind("<Return>", self.ok)
        self.bind("<Escape>", self.cancel)

    #
    # standard button semantics 

def _calltip_window(parent):  # htest #
    from Tkinter import Toplevel, Text, LEFT, BOTH

    top = Toplevel(parent)
    top.title("Test calltips")
    top.geometry("200x100+%d+%d" % (parent.winfo_rootx() + 200,
                  parent.winfo_rooty() + 150))
    text = Text(top)
    text.pack(side=LEFT, fill=BOTH, expand=1)
    text.insert("insert", "string.split")
    top.update()
    calltip = CallTip(text)

    def calltip_show(event):
        calltip.showtip("(s=Hello world)", "insert", "end")
    def calltip_hide(event):
        calltip.hidetip()
    text.event_add("<<calltip-show>>", "(")
    text.event_add("<<calltip-hide>>", ")")
    text.bind("<<calltip-show>>", calltip_show)
    text.bind("<<calltip-hide>>", calltip_hide)
    text.focus_set() 

def show_mnemonic_gui(mnemonic_sentence):
    """may be called *after* main() to display the successful result iff the GUI is in use

    :param mnemonic_sentence: the mnemonic sentence that was found
    :type mnemonic_sentence: unicode
    :rtype: None
    """
    assert tk_root
    global pause_at_exit
    padding = 6
    tk.Label(text="WARNING: seed information is sensitive, carefully protect it and do not share", fg="red") \
        .pack(padx=padding, pady=padding)
    tk.Label(text="Seed found:").pack(side=tk.LEFT, padx=padding, pady=padding)
    entry = tk.Entry(width=80, readonlybackground="white")
    entry.insert(0, mnemonic_sentence)
    entry.config(state="readonly")
    entry.select_range(0, tk.END)
    entry.pack(side=tk.LEFT, fill=tk.X, expand=True, padx=padding, pady=padding)
    tk_root.deiconify()
    tk_root.lift()
    entry.focus_set()
    tk_root.mainloop()  # blocks until the user closes the window
    pause_at_exit = False 

def __init__(self, master, textvariable=None, *args, **kwargs):

        tk.Frame.__init__(self, master)
        # Init GUI

        self._y_scrollbar = tk.Scrollbar(self, orient=tk.VERTICAL)

        self._text_widget = tk.Text(self, yscrollcommand=self._y_scrollbar.set, *args, **kwargs)
        self._text_widget.pack(side=tk.LEFT, fill=tk.BOTH, expand=1)

        self._y_scrollbar.config(command=self._text_widget.yview)
        self._y_scrollbar.pack(side=tk.RIGHT, fill=tk.Y)

        if textvariable is not None:
            if not isinstance(textvariable, tk.Variable):
                raise TypeError("tkinter.Variable type expected, {} given.".format(
                    type(textvariable)))
            self._text_variable = textvariable
            self.var_modified()
            self._text_trace = self._text_widget.bind('<<Modified>>', self.text_modified)
            self._var_trace = textvariable.trace("w", self.var_modified) 

def _calltip_window(parent):  # htest #
    from Tkinter import Toplevel, Text, LEFT, BOTH

    top = Toplevel(parent)
    top.title("Test calltips")
    top.geometry("200x100+%d+%d" % (parent.winfo_rootx() + 200,
                  parent.winfo_rooty() + 150))
    text = Text(top)
    text.pack(side=LEFT, fill=BOTH, expand=1)
    text.insert("insert", "string.split")
    top.update()
    calltip = CallTip(text)

    def calltip_show(event):
        calltip.showtip("(s=Hello world)", "insert", "end")
    def calltip_hide(event):
        calltip.hidetip()
    text.event_add("<<calltip-show>>", "(")
    text.event_add("<<calltip-hide>>", ")")
    text.bind("<<calltip-show>>", calltip_show)
    text.bind("<<calltip-hide>>", calltip_hide)
    text.focus_set() 

def __init__(self, root, main_window, button_opt):
        ttk.Frame.__init__(self, root)
        
        self.root = root
        self.main_window = main_window
        self.current_files = None
        self.button_opt = button_opt
        
        # define options for opening or saving a file
        self.file_opt = options = {}
        options['defaultextension'] = '.txt'
        options['filetypes'] = [('all files', '.*'), ('text files', '.txt')]
        options['initialdir'] = os.path.expanduser("~")
        options['parent'] = root
        options['title'] = 'Select files to annotate.'
        
        self.file_selector_button = ttk.Button(self.root, text=u"select file(s)", command=self.filenames)
        self.label = ttk.Label(self.root, text=u"selected file(s):")
        self.fa_search = tkinter.PhotoImage(file=os.path.join(self.main_window.resource_dir, "images", "fa_search_24_24.gif"))
        self.file_selector_button.config(image=self.fa_search, compound=tkinter.LEFT)
        
        self.scrollbar = ttk.Scrollbar(self.root)
        self.selected_files = tkinter.Listbox(self.root, yscrollcommand=self.scrollbar.set)
        self.scrollbar.config(command=self.selected_files.yview) 

def __init__(self, parent):
        tk.LabelFrame.__init__(self, parent)
        self.type_var = tk.IntVar(value=0)
        self.radio_buttons = [tk.Radiobutton(self, text='All', justify=tk.LEFT, variable=self.type_var, value=0)]
        self.radio_buttons[-1].grid(row=0, column=0, sticky=tk.W)
        r=1
        c=0
        for i in range(1, len(SvTypeFilter.types)):
            self.radio_buttons.append(tk.Radiobutton(self, text=SvTypeFilter.types[i], justify=tk.LEFT,
                                                     variable=self.type_var, value=i))
            self.radio_buttons[-1].grid(row=r, column=c, sticky=tk.W)
            r += 1
            if r > 3:
                r = 0
                c += 1 

def strap_design_frame_builder(self):
        self.strap_inputs_frame = tk.Frame(self.strap_design_frame)
        self.strap_inputs_frame.pack(side=tk.LEFT, anchor='nw')
        self.strap_calc_frame = tk.Frame(self.strap_design_frame)
        self.strap_calc_frame.pack(side=tk.RIGHT ,anchor='ne', fill=tk.BOTH, expand=1)


        tk.Label(self.strap_inputs_frame, text="B = ", font=self.helv).grid(row=0, column=0, sticky = tk.E)
        tk.Entry(self.strap_inputs_frame, textvariable=self.bs, width=10, validate="key", validatecommand=self.reset_status).grid(row=0, column=1)
        tk.Label(self.strap_inputs_frame, text="in", font=self.helv).grid(row=0, column=2)

        tk.Label(self.strap_inputs_frame, text="H = ", font=self.helv).grid(row=1, column=0, sticky = tk.E)
        tk.Entry(self.strap_inputs_frame, textvariable=self.hs, width=10, validate="key", validatecommand=self.reset_status).grid(row=1, column=1)
        tk.Label(self.strap_inputs_frame, text="in", font=self.helv).grid(row=1, column=2)

        self.strap_vbar_size = tk.StringVar()
        self.inputs.append(self.strap_vbar_size)
        self.strap_vbar_size.set('3')
        self.strap_vbar_size_label = tk.Label(self.strap_inputs_frame, text="Shear\nBar Size (#) : ", font=self.helv)
        self.strap_vbar_size_label.grid(row=2,column=0, pady=2)
        self.strap_vbar_size_menu = tk.OptionMenu(self.strap_inputs_frame, self.strap_vbar_size, '3', '4', '5', command=self.reset_status)
        self.strap_vbar_size_menu.config(font=self.helv)
        self.strap_vbar_size_menu.grid(row=2, column=1, padx= 2, sticky=tk.W)

        self.strap_bar_size = tk.StringVar()
        self.inputs.append(self.strap_bar_size)
        self.strap_bar_size.set('3')
        self.strap_bar_size_label = tk.Label(self.strap_inputs_frame, text="Flexure\nBar Size (#) : ", font=self.helv)
        self.strap_bar_size_label.grid(row=4,column=0, pady=2)
        self.strap_bar_size_menu = tk.OptionMenu(self.strap_inputs_frame, self.strap_bar_size, '3', '4', '5','6','7','8','9','10','11','14','18', command=self.reset_status)
        self.strap_bar_size_menu.config(font=self.helv)
        self.strap_bar_size_menu.grid(row=4, column=1, padx= 2, sticky=tk.W)

        self.strap_calc_txtbox = tk.Text(self.strap_calc_frame, height = 25, width = 70, bg= "grey90", font= self.helv_norm, wrap=tk.WORD)
        self.strap_calc_txtbox.grid(row=0, column=0, sticky='nsew')

        self.strap_scroll = tk.Scrollbar(self.strap_calc_frame, command=self.strap_calc_txtbox.yview)
        self.strap_scroll.grid(row=0, column=1, sticky='nsew')
        self.strap_calc_txtbox['yscrollcommand'] = self.strap_scroll.set 

def create_main_panel(self):
        # Panels
        top_half = tk.Frame(self.root)
        top_half.pack(side=tk.TOP, expand=True, padx=5, pady=5)
        message = tk.Label(self.root, text="(Note: UI updates are disabled while recording)")
        message.pack(side=tk.TOP, padx=5)
        bottom_half = tk.Frame(self.root)
        bottom_half.pack(side=tk.LEFT, padx=5, pady=10)

        # Images
        self.img_panel = tk.Label(top_half, image=ImageTk.PhotoImage("RGB", size=IMAGE_SIZE)) # Placeholder
        self.img_panel.pack(side = tk.LEFT, expand=False, padx=5)

        # Joystick
        self.init_plot()
        self.PlotCanvas = FigCanvas(figure=self.fig, master=top_half)
        self.PlotCanvas.get_tk_widget().pack(side=tk.RIGHT, expand=False, padx=5)

        # Recording
        textframe = tk.Frame(bottom_half, width=332, height=15, padx=5)
        textframe.pack(side=tk.LEFT)
        textframe.pack_propagate(0)
        self.outputDirStrVar = tk.StringVar()
        self.txt_outputDir = tk.Entry(textframe, textvariable=self.outputDirStrVar, width=100)
        self.txt_outputDir.pack(side=tk.LEFT)
        self.outputDirStrVar.set("samples/" + datetime.now().strftime('%Y-%m-%d_%H:%M:%S'))

        self.record_button = ttk.Button(bottom_half, text="Record", command=self.on_btn_record)
        self.record_button.pack(side = tk.LEFT, padx=5) 

def showtip(self, text, parenleft, parenright):
        """Show the calltip, bind events which will close it and reposition it.
        """
        # Only called in CallTips, where lines are truncated
        self.text = text
        if self.tipwindow or not self.text:
            return

        self.widget.mark_set(MARK_RIGHT, parenright)
        self.parenline, self.parencol = map(
            int, self.widget.index(parenleft).split("."))

        self.tipwindow = tw = Toplevel(self.widget)
        self.position_window()
        # remove border on calltip window
        tw.wm_overrideredirect(1)
        try:
            # This command is only needed and available on Tk >= 8.4.0 for OSX
            # Without it, call tips intrude on the typing process by grabbing
            # the focus.
            tw.tk.call("::tk::unsupported::MacWindowStyle", "style", tw._w,
                       "help", "noActivates")
        except TclError:
            pass
        self.label = Label(tw, text=self.text, justify=LEFT,
                           background="#ffffe0", relief=SOLID, borderwidth=1,
                           font = self.widget['font'])
        self.label.pack()
        tw.lift()  # work around bug in Tk 8.5.18+ (issue #24570)

        self.checkhideid = self.widget.bind(CHECKHIDE_VIRTUAL_EVENT_NAME,
                                            self.checkhide_event)
        for seq in CHECKHIDE_SEQUENCES:
            self.widget.event_add(CHECKHIDE_VIRTUAL_EVENT_NAME, seq)
        self.widget.after(CHECKHIDE_TIME, self.checkhide_event)
        self.hideid = self.widget.bind(HIDE_VIRTUAL_EVENT_NAME,
                                       self.hide_event)
        for seq in HIDE_SEQUENCES:
            self.widget.event_add(HIDE_VIRTUAL_EVENT_NAME, seq) 

def __init__(self, master, lines, label, desc, default, cmd, **kw):
        Tkinter.Frame.__init__(self, master, relief='raised', bd=1, **kw)
        
        self.lines = lines

        l = Tkinter.Label(
            self, text=label, wraplen=200,
            width=30, anchor='w', justify='left'
        )

        s = Tkinter.StringVar()
        if default:
            s.set(default)
        self.entry = Tkinter.Entry(self, text=s, background='white')
        self.flag = label

        more = Tkinter.Button(
            self, text='+',
            command=lambda f = cmd, a = label, b = default, c = desc: f(a, b, c)
        )

        l.pack(side=Tkinter.LEFT, fill='y')
        self.entry.pack(side=Tkinter.LEFT)
        more.pack(side=Tkinter.LEFT)

        l.bind("<Enter>", self.highlight)
        l.bind("<Leave>", self.unhighlight)

        l.bind("<ButtonPress-1>", self.press)
        l.bind("<B1-ButtonRelease>", self.release)
        l.bind("<B1-Motion>", self.motion) 

def __init__(self, parent):

        scrollbar = tk.Scrollbar(parent, orient=tk.VERTICAL)
        self.listbox = tk.Listbox(parent, yscrollcommand=scrollbar.set, selectmode=tk.EXTENDED)
        scrollbar.configure(command=self.listbox.yview)

        self.listbox.pack(side=tk.LEFT,fill=tk.BOTH, expand=1, pady=5)
        scrollbar.pack(side=tk.RIGHT, fill=tk.Y, pady=5) 

def __put_buttons_in_buttonframe(choices):
    """Put the buttons in the buttons frame"""
    global __widgetTexts, __firstWidget, buttonsFrame

    __firstWidget = None
    __widgetTexts = {}

    i = 0

    for buttonText in choices:
        tempButton = tk.Button(buttonsFrame, takefocus=1, text=buttonText)
        _bindArrows(tempButton)
        tempButton.pack(
            expand=tk.YES, side=tk.LEFT, padx="1m", pady="1m", ipadx="2m", ipady="1m"
        )

        # remember the text associated with this widget
        __widgetTexts[tempButton] = buttonText

        # remember the first widget, so we can put the focus there
        if i == 0:
            __firstWidget = tempButton
            i = 1

        # for the commandButton, bind activation events to the activation event handler
        commandButton = tempButton
        handler = __buttonEvent
        for selectionEvent in STANDARD_SELECTION_EVENTS:
            commandButton.bind("<%s>" % selectionEvent, handler)

        if CANCEL_TEXT in choices:
            commandButton.bind("<Escape>", __cancelButtonEvent) 

def _create_widgets(self):
        self.button_open_file = tk.Button(
            self, text='选择文件', command=self._open_file)
        self.button_open_file.grid(row=0, column=0, sticky='nswe')

        self.button_open_directory = tk.Button(
            self, text='选择目录', command=self._open_directory)
        self.button_open_directory.grid(row=0, column=1, sticky='nswe')

        frame = tk.Frame(self)
        self.label = tk.Label(frame, text='选中的文件或目录：')
        self.label.pack(side=tk.LEFT)
        self.label_selected = tk.Label(frame, text=self.videofile)
        self.label_selected.pack(side=tk.LEFT)
        frame.grid(row=1, column=0, columnspan=2, sticky='nswe')

        self.button_start = tk.Button(self, text='开始', command=self._start)
        self.button_start.grid(
            row=2, column=0, columnspan=2, pady=20, sticky='nswe')

        frame = tk.Frame(self)
        self.text_logger = tk.Text(frame)
        self.scrollbar = tk.Scrollbar(frame, command=self.text_logger.yview)
        self.text_logger.configure(yscrollcommand=self.scrollbar.set)
        self.text_logger.grid(row=0, column=0, sticky='nswe')
        self.scrollbar.grid(row=0, column=1, sticky='ns')
        tk.Grid.rowconfigure(self, 0, weight=1)
        tk.Grid.columnconfigure(frame, 0, weight=1)
        # tk.Grid.columnconfigure(frame, 1, weight=1)
        frame.grid(row=3, column=0, columnspan=2, pady=20, sticky='nswe')
        self._output = OutputStream(self.text_logger)
        self.after(100, self._display_msg)

        tk.Grid.rowconfigure(self, 3, weight=1)
        tk.Grid.columnconfigure(self, 0, weight=1)
        tk.Grid.columnconfigure(self, 1, weight=1) 

def __init__(self, parent, message):
        tk.LabelFrame.__init__(self, parent, text="Info")
        self.message = tk.Label(self, text=message, bg='white', width=55, justify=tk.LEFT)
        self.message.pack() 

def __init__(self, parent):
        tk.LabelFrame.__init__(self, parent)
        self.ref_gene_on = tk.IntVar(value=0)
        self.ref_gene_on_cb = tk.Checkbutton(self, text="ref gene\nintersection", justify=tk.LEFT, variable=self.ref_gene_on)
        self.ref_gene_on_cb.grid(row=0, column=0, sticky=tk.W)

        self.gene_list_on = tk.IntVar(value=0)
        self.gene_list_on_cb = tk.Checkbutton(self, text="gene list\nintersection", justify=tk.LEFT, variable=self.gene_list_on)
        self.gene_list_on_cb.grid(row=1, column=0, sticky=tk.W)

        self.exonic_on = tk.IntVar(value=0)
        self.exonic_on_cb = tk.Checkbutton(self, text="exonic", justify=tk.LEFT, variable=self.exonic_on)
        self.exonic_on_cb.grid(row=2, column=0, sticky=tk.W) 

def _Button(self, text, file, command, extension='.ppm'):
        img_file = os.path.join(rcParams['datapath'], 'images', file + extension)
        im = Tk.PhotoImage(master=self, file=img_file)
        b = Tk.Button(
            master=self, text=text, padx=2, pady=2, image=im, command=command)
        b._ntimage = im
        b.pack(side=Tk.LEFT)
        return b 

def _Button(self, text, file, command):
        file = os.path.join(rcParams['datapath'], 'images', file)
        im = Tk.PhotoImage(master=self, file=file)
        b = Tk.Button(
            master=self, text=text, padx=2, pady=2, image=im, command=command)
        b._ntimage = im
        b.pack(side=Tk.LEFT)
        return b 

def showtip(self, text, parenleft, parenright):
        """Show the calltip, bind events which will close it and reposition it.
        """
        # Only called in CallTips, where lines are truncated
        self.text = text
        if self.tipwindow or not self.text:
            return

        self.widget.mark_set(MARK_RIGHT, parenright)
        self.parenline, self.parencol = map(
            int, self.widget.index(parenleft).split("."))

        self.tipwindow = tw = Toplevel(self.widget)
        self.position_window()
        # remove border on calltip window
        tw.wm_overrideredirect(1)
        try:
            # This command is only needed and available on Tk >= 8.4.0 for OSX
            # Without it, call tips intrude on the typing process by grabbing
            # the focus.
            tw.tk.call("::tk::unsupported::MacWindowStyle", "style", tw._w,
                       "help", "noActivates")
        except TclError:
            pass
        self.label = Label(tw, text=self.text, justify=LEFT,
                           background="#ffffe0", relief=SOLID, borderwidth=1,
                           font = self.widget['font'])
        self.label.pack()

        self.checkhideid = self.widget.bind(CHECKHIDE_VIRTUAL_EVENT_NAME,
                                            self.checkhide_event)
        for seq in CHECKHIDE_SEQUENCES:
            self.widget.event_add(CHECKHIDE_VIRTUAL_EVENT_NAME, seq)
        self.widget.after(CHECKHIDE_TIME, self.checkhide_event)
        self.hideid = self.widget.bind(HIDE_VIRTUAL_EVENT_NAME,
                                       self.hide_event)
        for seq in HIDE_SEQUENCES:
            self.widget.event_add(HIDE_VIRTUAL_EVENT_NAME, seq) 

def _Button(self, text, file, command, extension='.ppm'):
        img_file = os.path.join(rcParams['datapath'], 'images', file + extension)
        im = Tk.PhotoImage(master=self, file=img_file)
        b = Tk.Button(
            master=self, text=text, padx=2, pady=2, image=im, command=command)
        b._ntimage = im
        b.pack(side=Tk.LEFT)
        return b 

def _Button(self, text, file, command):
        file = os.path.join(rcParams['datapath'], 'images', file)
        im = Tk.PhotoImage(master=self, file=file)
        b = Tk.Button(
            master=self, text=text, padx=2, pady=2, image=im, command=command)
        b._ntimage = im
        b.pack(side=Tk.LEFT)
        return b 

def addPathFrame(self):
        frame=Frame(self)
        frame.pack(fill=tk.X,expand=0,side=tk.TOP,padx=8,pady=5)

        frame.columnconfigure(1,weight=1)

        #------------------Database file------------------
        label=tk.Label(frame,text='Mendeley Data file:',\
                bg='#bbb')
        label.grid(row=0,column=0,\
                sticky=tk.W,padx=8)

        self.db_entry=tk.Entry(frame)
        self.db_entry.grid(row=0,column=1,sticky=tk.W+tk.E,padx=8)

        self.db_button=tk.Button(frame,text='Open',command=self.openFile)
        self.db_button.grid(row=0,column=2,padx=8,sticky=tk.E)

        hint='''
Default location on Linux:
~/.local/share/data/Mendeley\ Ltd./Mendeley\ Desktop/your_email@www.mendeley.com.sqlite
Default location on Windows:
C:\Users\Your_name\AppData\Local\Mendeley Ltd\Mendeley Desktop\your_email@www.mendeley.com.sqlite'''

        hint_label=tk.Label(frame,text=hint,\
                justify=tk.LEFT,anchor=tk.NW)
        hint_label.grid(row=1,column=0,columnspan=3,\
                sticky=tk.W,padx=8)

        #--------------------Output dir--------------------
        label2=tk.Label(frame,text='Output folder:',\
                bg='#bbb')
        label2.grid(row=2,column=0,\
                sticky=tk.W,padx=8)

        self.out_entry=tk.Entry(frame)
        self.out_entry.grid(row=2,column=1,sticky=tk.W+tk.E,padx=8)
        self.out_button=tk.Button(frame,text='Choose',command=self.openDir)
        self.out_button.grid(row=2,column=2,padx=8,sticky=tk.E) 

def __init__(self, parent, property_dict, *args, **kw):
        tk.Frame.__init__(self, parent, *args, **kw)

        # create a canvas object and a vertical scrollbar for scrolling it
        self.vscrollbar = vscrollbar = tk.Scrollbar(self, orient=tk.VERTICAL)
        vscrollbar.pack(fill=tk.Y, side=tk.RIGHT, expand=tk.FALSE)
        self.canvas = canvas = tk.Canvas(self, bd=0, highlightthickness=0,
                        yscrollcommand=vscrollbar.set)
        canvas.pack(side=tk.LEFT, fill=tk.BOTH, expand=tk.TRUE)
        vscrollbar.config(command=canvas.yview)

        # reset the view
        canvas.xview_moveto(0)
        canvas.yview_moveto(0)

        # create a frame inside the canvas which will be scrolled with it
        self.interior = interior = tk.Frame(canvas)
        self.interior_id = canvas.create_window(0, 0, window=interior,
                                           anchor='nw')

        self.interior.bind('<Configure>', self._configure_interior)
        self.canvas.bind('<Configure>', self._configure_canvas)

        self.build(property_dict)