Пример #1
0
    def sort_by(self, tree: ttk.Treeview, col, descending):
        # Sort tree contents when a column is clicked on.
        # grab values to sort
        data = [(tree.set(child, col), child)
                for child in tree.get_children('')]
        # reorder data
        if data and all([self.is_float(element[0]) for element in data]):
            data.sort(reverse=descending, key=self.my_func)
        else:
            data.sort(reverse=descending)
        num = 'Even'
        for indx, item in enumerate(data):
            tree.move(item[1], '', indx)

            if bool(self.row_color) is True:
                if num == 'Even':
                    tree.item(item[1], tags=('evenrow', ))
                    num = 'Odd'
                elif num == 'Odd':
                    tree.item(item[1], tags=('oddrow', ))
                    num = 'Even'
            else:
                pass
        if self.row_color is True:
            tree.tag_configure('evenrow', background='#FFF')
            tree.tag_configure('oddrow', background='#EAECEE')
        else:
            pass

        # switch the heading so that it will sort in the opposite direction
        tree.heading(col,
                     command=lambda col=col: self.sort_by(
                         tree, col, int(not descending)))
class Multicolumn_Listbox(object):
    _style_index = 0

    class List_Of_Rows(object):
        def __init__(self, multicolumn_listbox):
            self._multicolumn_listbox = multicolumn_listbox

        def data(self, index):
            return self._multicolumn_listbox.row_data(index)

        def get(self, index):
            return Row(self._multicolumn_listbox, index)

        def insert(self, data, index=None):
            self._multicolumn_listbox.insert_row(data, index)

        def delete(self, index):
            self._multicolumn_listbox.delete_row(index)

        def update(self, index, data):
            self._multicolumn_listbox.update_row(index, data)

        def select(self, index):
            self._multicolumn_listbox.select_row(index)

        def deselect(self, index):
            self._multicolumn_listbox.deselect_row(index)

        def set_selection(self, indices):
            self._multicolumn_listbox.set_selection(indices)

        def __getitem__(self, index):
            return self.get(index)

        def __setitem__(self, index, value):
            return self._multicolumn_listbox.update_row(index, value)

        def __delitem__(self, index):
            self._multicolumn_listbox.delete_row(index)

        def __len__(self):
            return self._multicolumn_listbox.number_of_rows

    class List_Of_Columns(object):
        def __init__(self, multicolumn_listbox):
            self._multicolumn_listbox = multicolumn_listbox

        def data(self, index):
            return self._multicolumn_listbox.get_column(index)

        def get(self, index):
            return Column(self._multicolumn_listbox, index)

        def delete(self, index):
            self._multicolumn_listbox.delete_column(index)

        def update(self, index, data):
            self._multicolumn_listbox.update_column(index, data)

        def __getitem__(self, index):
            return self.get(index)

        def __setitem__(self, index, value):
            return self._multicolumn_listbox.update_column(index, value)

        def __delitem__(self, index):
            self._multicolumn_listbox.delete_column(index)

        def __len__(self):
            return self._multicolumn_listbox.number_of_columns

    def __init__(self,
                 master,
                 columns,
                 data=None,
                 command=None,
                 sort=True,
                 select_mode=None,
                 heading_anchor=CENTER,
                 cell_anchor=W,
                 style=None,
                 height=None,
                 padding=None,
                 adjust_heading_to_content=False,
                 stripped_rows=None,
                 selection_background=None,
                 selection_foreground=None,
                 field_background=None,
                 heading_font=None,
                 heading_background=None,
                 heading_foreground=None,
                 cell_pady=2,
                 cell_background=None,
                 cell_foreground=None,
                 cell_font=None,
                 headers=True):

        self._stripped_rows = stripped_rows

        self._columns = columns

        self._number_of_rows = 0
        self._number_of_columns = len(columns)

        self.row = self.List_Of_Rows(self)
        self.column = self.List_Of_Columns(self)

        s = Style()

        if style is None:
            style_name = "Multicolumn_Listbox%s.Treeview" % self._style_index
            self._style_index += 1
        else:
            style_name = style

        style_map = {}
        if selection_background is not None:
            style_map["background"] = [('selected', selection_background)]

        if selection_foreground is not None:
            style_map["foeground"] = [('selected', selection_foreground)]

        if style_map:
            s.map(style_name, **style_map)

        style_config = {}
        if cell_background is not None:
            style_config["background"] = cell_background

        if cell_foreground is not None:
            style_config["foreground"] = cell_foreground

        if cell_font is None:
            font_name = s.lookup(style_name, "font")
            cell_font = nametofont(font_name)
        else:
            if not isinstance(cell_font, Font):
                if isinstance(cell_font, basestring):
                    cell_font = nametofont(cell_font)
                else:
                    if len(font) == 1:
                        cell_font = Font(family=cell_font[0])
                    elif len(font) == 2:
                        cell_font = Font(family=cell_font[0],
                                         size=cell_font[1])

                    elif len(font) == 3:
                        cell_font = Font(family=cell_font[0],
                                         size=cell_font[1],
                                         weight=cell_font[2])
                    else:
                        raise ValueError(
                            "Not possible more than 3 values for font")

            style_config["font"] = cell_font

        self._cell_font = cell_font

        self._rowheight = cell_font.metrics("linespace") + cell_pady
        style_config["rowheight"] = self._rowheight

        if field_background is not None:
            style_config["fieldbackground"] = field_background

        s.configure(style_name, **style_config)

        heading_style_config = {}
        if heading_font is not None:
            heading_style_config["font"] = heading_font
        if heading_background is not None:
            heading_style_config["background"] = heading_background
        if heading_foreground is not None:
            heading_style_config["foreground"] = heading_foreground

        heading_style_name = style_name + ".Heading"
        s.configure(heading_style_name, **heading_style_config)

        treeview_kwargs = {"style": style_name}

        if height is not None:
            treeview_kwargs["height"] = height

        if padding is not None:
            treeview_kwargs["padding"] = padding

        if headers:
            treeview_kwargs["show"] = "headings"
        else:
            treeview_kwargs["show"] = ""

        if select_mode is not None:
            treeview_kwargs["selectmode"] = select_mode

        self.interior = Treeview(master, columns=columns, **treeview_kwargs)

        if command is not None:
            self._command = command
            self.interior.bind("<<TreeviewSelect>>", self._on_select)

        for i in range(0, self._number_of_columns):

            if sort:
                self.interior.heading(
                    i,
                    text=columns[i],
                    anchor=heading_anchor,
                    command=lambda col=i: self.sort_by(col, descending=False))
            else:
                self.interior.heading(i,
                                      text=columns[i],
                                      anchor=heading_anchor)

            if adjust_heading_to_content:
                self.interior.column(i, width=Font().measure(columns[i]))

            self.interior.column(i, anchor=cell_anchor)

        if data is not None:
            for row in data:
                self.insert_row(row)

    @property
    def row_height(self):
        return self._rowheight

    @property
    def font(self):
        return self._cell_font

    def configure_column(self,
                         index,
                         width=None,
                         minwidth=None,
                         anchor=None,
                         stretch=None):
        kwargs = {}
        for config_name in ("width", "anchor", "stretch", "minwidth"):
            config_value = locals()[config_name]
            if config_value is not None:
                kwargs[config_name] = config_value

        self.interior.column('#%s' % (index + 1), **kwargs)

    def row_data(self, index):
        try:
            item_ID = self.interior.get_children()[index]
        except IndexError:
            raise ValueError("Row index out of range: %d" % index)

        return self.item_ID_to_row_data(item_ID)

    def update_row(self, index, data):
        try:
            item_ID = self.interior.get_children()[index]
        except IndexError:
            raise ValueError("Row index out of range: %d" % index)

        if len(data) == len(self._columns):
            self.interior.item(item_ID, values=data)
        else:
            raise ValueError("The multicolumn listbox has only %d columns" %
                             self._number_of_columns)

    def delete_row(self, index):
        list_of_items = self.interior.get_children()

        try:
            item_ID = list_of_items[index]
        except IndexError:
            raise ValueError("Row index out of range: %d" % index)

        self.interior.delete(item_ID)
        self._number_of_rows -= 1

        if self._stripped_rows:
            for i in range(index, self._number_of_rows):
                self.interior.tag_configure(list_of_items[i + 1],
                                            background=self._stripped_rows[i %
                                                                           2])

    def insert_row(self, data, index=None):
        if len(data) != self._number_of_columns:
            raise ValueError("The multicolumn listbox has only %d columns" %
                             self._number_of_columns)

        if index is None:
            index = self._number_of_rows - 1

        item_ID = self.interior.insert('', index, values=data)
        self.interior.item(item_ID, tags=item_ID)

        self._number_of_rows += 1

        if self._stripped_rows:
            list_of_items = self.interior.get_children()

            self.interior.tag_configure(item_ID,
                                        background=self._stripped_rows[index %
                                                                       2])

            for i in range(index + 1, self._number_of_rows):
                self.interior.tag_configure(list_of_items[i],
                                            background=self._stripped_rows[i %
                                                                           2])

    def column_data(self, index):
        return [
            self.interior.set(child_ID, index)
            for child_ID in self.interior.get_children('')
        ]

    def update_column(self, index, data):
        for i, item_ID in enumerate(self.interior.get_children()):
            data_row = self.item_ID_to_row_data(item_ID)
            data_row[index] = data[i]

            self.interior.item(item_ID, values=data_row)

        return data

    def clear(self):
        # Another possibility:
        #  self.interior.delete(*self.interior.get_children())

        for row in self.interior.get_children():
            self.interior.delete(row)

        self._number_of_rows = 0

    def update(self, data):
        self.clear()

        for row in data:
            self.insert_row(row)

    def focus(self, index=None):
        if index is None:
            return self.interior.item(self.interior.focus())
        else:
            item = self.interior.get_children()[index]
            self.interior.focus(item)

    def state(self, state=None):
        if stateSpec is None:
            return self.interior.state()
        else:
            self.interior.state(state)

    @property
    def number_of_rows(self):
        return self._number_of_rows

    @property
    def number_of_columns(self):
        return self._number_of_columns

    def toogle_selection(self, index):
        list_of_items = self.interior.get_children()

        try:
            item_ID = list_of_items[index]
        except IndexError:
            raise ValueError("Row index out of range: %d" % index)

        self.interior.selection_toggle(item_ID)

    def select_row(self, index):
        list_of_items = self.interior.get_children()

        try:
            item_ID = list_of_items[index]
        except IndexError:
            raise ValueError("Row index out of range: %d" % index)

        self.interior.selection_add(item_ID)

    def deselect_row(self, index):
        list_of_items = self.interior.get_children()

        try:
            item_ID = list_of_items[index]
        except IndexError:
            raise ValueError("Row index out of range: %d" % index)

        self.interior.selection_remove(item_ID)

    def deselect_all(self):
        self.interior.selection_remove(self.interior.selection())

    def set_selection(self, indices):
        list_of_items = self.interior.get_children()

        self.interior.selection_set(" ".join(list_of_items[row_index]
                                             for row_index in indices))

    @property
    def selected_rows(self):
        data = []
        for item_ID in self.interior.selection():
            data_row = self.item_ID_to_row_data(item_ID)
            data.append(data_row)

        return data

    @property
    def indices_of_selected_rows(self):
        list_of_indices = []
        for index, item_ID in enumerate(self.interior.get_children()):
            if item_ID in self.interior.selection():
                list_of_indices.append(index)

        return list_of_indices

    def delete_all_selected_rows(self):
        selected_items = self.interior.selection()
        for item_ID in selected_items:
            self.interior.delete(item_ID)

        number_of_deleted_rows = len(selected_items)
        self._number_of_rows -= number_of_deleted_rows

        return number_of_deleted_rows

    def _on_select(self, event):
        for item_ID in event.widget.selection():
            data_row = self.item_ID_to_row_data(item_ID)
            self._command(data_row)

    def item_ID_to_row_data(self, item_ID):
        item = self.interior.item(item_ID)
        return item["values"]

    @property
    def table_data(self):
        data = []

        for item_ID in self.interior.get_children():
            data_row = self.item_ID_to_row_data(item_ID)
            data.append(data_row)

        return data

    @table_data.setter
    def table_data(self, data):
        self.update(data)

    def cell_data(self, row, column):
        """Get the value of a table cell"""
        try:
            item = self.interior.get_children()[row]
        except IndexError:
            raise ValueError("Row index out of range: %d" % row)

        return self.interior.set(item, column)

    def update_cell(self, row, column, value):
        """Set the value of a table cell"""

        item_ID = self.interior.get_children()[row]

        data = self.item_ID_to_row_data(item_ID)

        data[column] = value
        self.interior.item(item_ID, values=data)

    def __getitem__(self, index):
        if isinstance(index, tuple):
            row, column = index
            return self.cell_data(row, column)
        else:
            raise Exception("Row and column indices are required")

    def __setitem__(self, index, value):
        if isinstance(index, tuple):
            row, column = index
            self.update_cell(row, column, value)
        else:
            raise Exception("Row and column indices are required")

    def bind(self, event, handler):
        self.interior.bind(event, handler)

    def sort_by(self, col, descending):
        """
        sort tree contents when a column header is clicked
        """
        # grab values to sort
        data = [(self.interior.set(child_ID, col), child_ID)
                for child_ID in self.interior.get_children('')]

        # if the Demo_programs to be sorted is numeric change to float
        try:
            data = [(float(number), child_ID) for number, child_ID in data]
        except ValueError:
            pass

        # now sort the Demo_programs in place
        data.sort(reverse=descending)
        for idx, item in enumerate(data):
            self.interior.move(item[1], '', idx)

        # switch the heading so that it will sort in the opposite direction
        self.interior.heading(
            col, command=lambda col=col: self.sort_by(col, not descending))

        if self._stripped_rows:
            list_of_items = self.interior.get_children('')
            for i in range(len(list_of_items)):
                self.interior.tag_configure(list_of_items[i],
                                            background=self._stripped_rows[i %
                                                                           2])

    def destroy(self):
        self.interior.destroy()

    def item_ID(self, index):
        return self.interior.get_children()[index]
Пример #3
0
class App:
    def __init__(self,master):
        self.master = master
        self.master.resizable(0,0)
        self.master.update_idletasks()
        self.master.overrideredirect(1)
        self.master.attributes("-topmost",True)
        self.master.title("New Graph")
        self.master.lift()
        self.menubar = Menu(self.master)
        self.master.config(menu=self.menubar)
        self.default_color = self.master.cget("bg")
        self.active_edit_flag = 0
        self.modify_flag = 0
        self.graph_types = ['Default','Maelstrom','Rankine Half-Body','Rankine Oval', 'Cylinder','Stagnation & Vortex']
       #-----------------------------------------------------------------------
        self.file_menu = Menu(self.menubar)
        
        self.Fig = matplotlib.figure.Figure(figsize=(2.148,1.777),dpi=100,tight_layout=True)
        self.FigSubPlot = self.Fig.add_subplot(111)     
        frame = Frame(master,bg='#%02x%02x%02x' % (231, 231, 231))
        frame.pack(fill=BOTH, expand=1)
        frame2 = Frame(frame,bg='#%02x%02x%02x' % (221, 221, 221))
        frame2.pack(fill=BOTH, expand=1,padx=20,pady=23)
        self.frame3 = Frame(frame2, bg='#%02x%02x%02x' % (221, 221, 221))
        self.frame3.pack(fill=BOTH, padx=17,pady=17,expand=1)
        self.radio_frame = Frame(self.frame3,bg='#%02x%02x%02x' % (221, 221, 221))
      
        #self.listbox = Listbox(self.frame3)
        self.radio_var = StringVar()
        self.radio_var.set('Default')
        for key in self.graph_types:
            b = Radiobutton(self.radio_frame,text=key,variable=self.radio_var,value = key,bg='#%02x%02x%02x' % (221, 221, 221),indicatoron=1)
            b.pack(anchor=W)
#        for key_num in range(0,len(self.graph_types)):
#            self.listbox.insert(END,self.graph_types[key_num])
#        self.listbox.select_set(0)
#        self.listbox.bind('<<ListboxSelect>>',self.changegraph)
        self.radio_var.trace('w',self.changegraph)
#        self.old = self.listbox.get(self.listbox.curselection())
        self.blankc = Canvas(self.frame3,width=225,height=188)
        self.canvas = FigureCanvasTkAgg(self.Fig, master=self.frame3)
        self.canvas.show()
        self.canvas.get_tk_widget().pack(side=RIGHT,padx=0,pady=5)
        self.radio_frame.pack(side=LEFT,anchor=W,padx=8,pady=5,fill=BOTH,expand=1) 
        #self.listbox.pack(side=LEFT,anchor=W,padx=8,pady=5,fill=BOTH,expand=1)   
        self.button_frame = Frame(frame,bg='#%02x%02x%02x' % (231, 231, 231))
        self.button_frame.pack(side=RIGHT)
        self.buffer_frame = Frame(self.button_frame,bg='#%02x%02x%02x' % (231, 231, 231))
        self.buffer_frame.pack(side=BOTTOM,pady=8)
        self.buffer_frame2 = Frame(self.button_frame,bg='#%02x%02x%02x' % (231, 231, 231))
        self.buffer_frame2.pack(side=RIGHT,padx=11)
        self.button_c = Button(self.button_frame,width=9, text='Choose',bg='#%02x%02x%02x' % (231, 231, 231),command=self.Continue)
        self.button_x = Button(self.button_frame,text='Cancel',bg='#%02x%02x%02x' % (231, 231, 231),width=9,command=self.quit)
        self.button_c.focus()
        self.button_c.pack(side=RIGHT)
        self.button_x.pack(side=RIGHT,padx=14)
        self.line_color = StringVar()
        self.line_color.set('#000000')
        self.wt_var = StringVar()
        self.wt_var.set('- WT:')
        self.wt_var.trace('w',self.wt_update)
        self.linet_var = StringVar()
        self.linet_var.set('-')
        self.linet_var.trace('w',self.line_style_update)
        self.line_var = IntVar()
        self.line_var.set(25)
        self.line_val = 25
        self.div_check_var = IntVar()
        self.div_check_var.set(50)
        self.div_val = 50
        self.density_var = IntVar()
        self.density_var.set(35)
        self.density_val = 35
        self.arrow_var = IntVar()
        self.arrow_var.set(25) 
        self.arrow_val = 25
        self.div_var = IntVar()
        self.div_var.set(0)
        self.mark_var = IntVar()
        self.mark_var.set(0)
        self.lock_var = IntVar()
        self.lock_var.set(1)
        self.active_numbers = {'s':0,'v':0,'u':0,'d':0,'n':0}
        self.sel_point = None
        self.selected = None
    def changegraph(self,*args):
        self.xlim = [-5.0,5.0]
        self.ylim = [-5.0,5.0]
        Y, X = mgrid[-5:5:100j, -5:5:100j]
        self.X,self.Y = X,Y
        self.FigSubPlot.clear()
        #if self.listbox.get(self.listbox.curselection()) == 'Default':
        if self.radio_var.get() == 'Default':
            self.U = 0*X
            self.V = 0*X
            self.FigSubPlot.streamplot(X,Y,self.U,self.V)
        #elif self.listbox.get(self.listbox.curselection()) == 'Maelstrom':
        elif self.radio_var.get() == 'Maelstrom':    
            self.U = self.source(X,Y,1)[0]+self.vortex(X,Y,1)[0]
            self.V = self.source(X,Y,1)[1]+self.vortex(X,Y,1)[1]
            self.FigSubPlot.streamplot(X,Y,self.U,self.V, color='k', linewidth=(2.0/71.0)*self.line_var.get()+(13.0/71.0),density=(2.0/71.0)*self.density_var.get()+(13.0/71.0),arrowstyle='-')
        #elif self.listbox.get(self.listbox.curselection()) == 'Rankine Half-Body':
        elif self.radio_var.get() == 'Rankine Half-Body':
            self.U = self.source(X,Y,10)[0]+self.uniform(X,Y,1,1,0)[0]
            self.V = self.source(X,Y,10)[1]+self.uniform(X,Y,1,1,0)[1]
            self.FigSubPlot.streamplot(X, Y,self.U,self.V, color='k', linewidth=(2.0/71.0)*self.line_var.get()+(13.0/71.0),density=(2.0/71.0)*self.density_var.get()+(13.0/71.0),arrowstyle='-')
        #elif self.listbox.get(self.listbox.curselection()) == 'Rankine Oval':
        elif self.radio_var.get() == 'Rankine Oval':
            self.U = self.source(X+2,Y,10)[0]+self.source(X-2,Y,-10)[0]+self.uniform(X,Y,1,1,0)[0]
            self.V = self.source(X+2,Y,10)[1]+self.source(X-2,Y,-10)[1]+self.uniform(X,Y,1,1,0)[1]
            self.FigSubPlot.streamplot(X, Y,self.U,self.V, color='k', linewidth=(2.0/71.0)*self.line_var.get()+(13.0/71.0),density=(2.0/71.0)*self.density_var.get()+(13.0/71.0),arrowstyle='-')
        #elif self.listbox.get(self.listbox.curselection()) == 'Cylinder':
        elif self.radio_var.get() == 'Cylinder':
            self.U = self.doublet(X,Y,25)[0]+self.uniform(X,Y,1,1,0)[0]
            self.V = self.doublet(X,Y,25)[1]+self.uniform(X,Y,1,1,0)[1]
            self.FigSubPlot.streamplot(X, Y,self.U,self.V, color='k', linewidth=(2.0/71.0)*self.line_var.get()+(13.0/71.0),density=(2.0/71.0)*self.density_var.get()+(13.0/71.0),arrowstyle='-')
        #elif self.listbox.get(self.listbox.curselection()) == 'Stagnation & Vortex':
        elif self.radio_var.get() == 'Stagnation & Vortex':
            self.U = self.vortex(X,Y,25)[0]+self.corner(X,Y,'2,1')[0]
            self.V = self.vortex(X,Y,25)[1]+self.corner(X,Y,'2,1')[1]
            self.FigSubPlot.streamplot(X, Y,self.U,self.V, color='k', linewidth=(2.0/71.0)*self.line_var.get()+(13.0/71.0),density=(2.0/71.0)*self.density_var.get()+(13.0/71.0),arrowstyle='-')
        self.FigSubPlot.set_xlim(self.xlim)
        self.FigSubPlot.set_ylim(self.ylim)
        self.canvas.draw()
#        self.old = self.listbox.get(self.listbox.curselection())
    def source(self,X,Y,l):
        l = float(l)
        U = (l/(2*pi))*X/(X*X + Y*Y)
        V = (l/(2*pi))*Y/(X*X + Y*Y)
        return (U,V)
    def vortex(self,X,Y,g):
        g = float(g)
        U = (g/(2*pi))*Y/(X*X + Y*Y)
        V = (g/(2*pi))*-X/(X*X + Y*Y)
        return (U,V)
    def uniform(self,X,Y,v_0,x_0,y_0):
        v_0 = float(v_0)
        x_0 = float(x_0)
        y_0 = float(y_0)
        U = v_0*x_0/(x_0*x_0+y_0*y_0)**0.5
        V = v_0*y_0/(x_0*x_0+y_0*y_0)**0.5
        return (U,V)
    def doublet(self,X,Y,k):
        k = float(k)
        U = (k/(2*pi))*((2*Y*Y/((X*X+Y*Y)*(X*X+Y*Y)))-(1/(X*X+Y*Y)))
        V = -(k/(2*pi))*(2*X*Y/((X*X+Y*Y)*(X*X+Y*Y)))
        return (U,V)
    def corner(self,X,Y,tup):
        comma_flag = 0
        A = ''
        n = ''
        for char in tup:
            if char == ',':
                comma_flag = 1
            elif comma_flag == 0:
                n += char
            elif comma_flag == 1:
                A += char
        A = float(A)
        n = float(n)
        R = (X*X+Y*Y)**0.5
        t = arctan2(-Y,-X)
        U = -A*n*R**(n-1)*(cos(n*t)*cos(t)+sin(n*t)*sin(t))
        V = -A*n*R**(n-1)*(cos(n*t)*sin(t)-sin(n*t)*cos(t))
        return (U,V)
    def stream_source(self,X,Y,l):
        l = float(l)
        stream = (l/(2*pi))*arctan2(-Y,-X)
        return stream
    def stream_vortex(self,X,Y,g):
        g = float(g)
        stream = (g/(2*pi))*log((X*X + Y*Y)**0.5)
        return stream
    def stream_uniform(self,X,Y,v_0,x_0,y_0):
        v_0 = float(v_0)
        x_0 = float(x_0)
        y_0 = float(y_0)
        stream = (v_0*Y*x_0/(x_0*x_0+y_0*y_0)**0.5)-(v_0*X*y_0/(x_0*x_0+y_0*y_0)**0.5)
        return stream
    def stream_doublet(self,X,Y,k):
        k = float(k)
        stream = -(k/(2*pi))*Y/(X*X+Y*Y)
        return stream
    def stream_corner(self,X,Y,tup):
        comma_flag = 0
        A = ''
        n = ''
        for char in tup:
            if char == ',':
                comma_flag = 1
            elif comma_flag == 0:
                n += char
            elif comma_flag == 1:
                A += char
        A = float(A)
        n = float(n)
        stream = A*(X*X+Y*Y)**(n*0.5)*sin(n*arctan2(-Y,-X))
        return stream
    def quit(self):
        self.master.destroy()    
    def Continue(self):
        self.master.withdraw()
        self.main = Toplevel(self.master)
        self.main.geometry("%dx%d+%d+%d" % (1038-206, 
                               694,
                               int((500.0/2560.0)*screen_resolution[0]), 
                               int((60.0/1440.0)*screen_resolution[1])))
        self.main.minsize(376,227)                      
        self.interior = PanedWindow(self.main,sashwidth=5)
        self.interior.pack(fill=BOTH, expand=1)

        self.elements_frame = Frame(self.interior, height=1038, width=212,relief=RIDGE,borderwidth=0)
        self.interior.add(self.elements_frame) 
        self.interior.paneconfig(self.elements_frame,minsize=130)
        self.graph_frame = Frame(self.interior)
        self.interior.add(self.graph_frame)
        self.interior.paneconfig(self.graph_frame,minsize=130)

        self.main.bind("<ButtonRelease-1>",self.pan_update)
        self.main.bind("<ButtonRelease-3>",self.pan_update)
        self.main.bind("<Button-3>",self.right_menu)
        
        self.edit_frame = Frame(self.graph_frame)
        self.edit_frame.pack(side=TOP,fill=X,padx=10)
        self.canvas = FigureCanvasTkAgg(self.Fig, master=self.graph_frame)
        self.canvas.show()
        self.canvas.get_tk_widget().pack(fill=BOTH,expand=1)
        self.nav_frame = Frame(self.edit_frame)
        self.nav_frame.pack(side=LEFT,anchor=W)
        self.toolbar = NavigationToolbar(self.canvas, self.nav_frame)
        
        self.main.protocol('WM_DELETE_WINDOW',self.master.destroy) 
        self.elements = Treeview(self.elements_frame,columns=("values","xlocations","ylocations"),selectmode=BROWSE)
        self.elements.heading("#0",text="Components")
        self.elements.heading("values",text="Str")
        self.elements.heading("xlocations",text="X")
        self.elements.heading("ylocations",text="Y")
        self.elements.column("#0",width=90,anchor=CENTER)
        self.elements.column("values",width=45,anchor=CENTER)
        self.elements.column("xlocations",width=26,anchor=CENTER)
        self.elements.column("ylocations",width=26,anchor=CENTER)
        self.elements.pack(fill=BOTH,expand=1)
        
        self.as_button_frame = Frame(self.elements_frame)
        self.add_button = Button(self.as_button_frame,text = '+',width=2,command=self.add)       
        self.sub_button = Button(self.as_button_frame,text = '-',width=2,command=self.subtract) 
        self.options_button = Button(self.as_button_frame,text='Options',command=self.options)
        self.as_button_frame.pack(side=BOTTOM,anchor=W)
        self.options_button.pack(side=RIGHT)
        self.sub_button.pack(side=RIGHT,anchor=W)
        self.add_button.pack(side=LEFT,anchor=W)
        self.addsub_menu = Menu(self.as_button_frame,tearoff=0)
        self.addsub_menu.add_command(command=self.add_source,label='Source')
        self.addsub_menu.add_command(command=self.add_vortex,label='Vortex')
        self.addsub_menu.add_command(command=self.add_uniform,label='Uniform')
        self.addsub_menu.add_command(command=self.add_doublet,label='Doublet')
        self.addsub_menu.add_command(command=self.add_corner,label='Corner')
        

        #if self.listbox.get(self.listbox.curselection()) == 'Default':
        if self.radio_var.get() == 'Default':
            self.active_components = []
            self.active_calls = {} 
            pass
        #elif self.listbox.get(self.listbox.curselection()) == 'Maelstrom':
        elif self.radio_var.get() == 'Maelstrom':
            self.elements.insert("",0,"M",text="Maelstrom",open=TRUE)
            self.active_components = ['M']
            self.elements.insert("M",0,iid='s%s'%self.active_numbers['s'],text="Source",values=("%s"%1,0,0))
            self.elements.insert("M",0,iid='v%s'%self.active_numbers['v'],text="Vortex",values=("%s"%1,0,0))
            self.active_calls = {'s%s'%self.active_numbers['s']:("s",self.elements.item('s%s'%self.active_numbers['s'],"values")),
                                 'v%s'%self.active_numbers['v']:("v",self.elements.item('v%s'%self.active_numbers['v'],"values"))}
            self.active_numbers['s'] += 1
            self.active_numbers['v'] += 1
        elif self.radio_var.get() == 'Rankine Half-Body':
            self.elements.insert("",0,"RHF",text="Rankine Half-Body",open=TRUE)
            self.active_components = ['RHF']
            self.elements.insert("RHF",0,iid='s%s'%self.active_numbers['s'],text="Source",values=("%s"%10,0,0))
            self.elements.insert("RHF",0,iid='u%s'%self.active_numbers['u'],text="Uniform",values=("%s"%1,1,0))
            self.active_calls = {'s%s'%self.active_numbers['s']:("s",self.elements.item('s%s'%self.active_numbers['s'],"values")),
                                 'u%s'%self.active_numbers['u']:("u",self.elements.item('u%s'%self.active_numbers['u'],"values"))}
            self.active_numbers['s'] += 1
            self.active_numbers['u'] += 1
        elif self.radio_var.get() == 'Rankine Oval':
            self.elements.insert("",0,"RO",text="Rankine Oval",open=TRUE)
            self.active_components = ['RO']
            self.elements.insert("RO",0,iid='s%s'%self.active_numbers['s'],text="Source",values=("%s"%10,-2,0))
            self.elements.insert("RO",0,iid='s%s'%(self.active_numbers['s']+1),text="Source",values=("%s"%-10,2,0))
            self.elements.insert("RO",0,iid='u%s'%self.active_numbers['u'],text="Uniform",values=("%s"%1,1,0))
            self.active_calls = {'s%s'%self.active_numbers['s']:("s",self.elements.item('s%s'%self.active_numbers['s'],"values")),
                                 's%s'%(self.active_numbers['s']+1):("s",self.elements.item('s%s'%(self.active_numbers['s']+1),"values")),
                                 'u%s'%self.active_numbers['u']:("u",self.elements.item('u%s'%self.active_numbers['u'],"values"))}
            self.active_numbers['s'] += 2
            self.active_numbers['u'] += 1       
        elif self.radio_var.get() == 'Cylinder':
            self.elements.insert("",0,'D+U',text="Cylinder",open=TRUE)
            self.active_components = ['D+U']
            self.elements.insert('D+U',0,iid='d%s'%self.active_numbers['d'],text="Doublet",values=("%s"%25,0,0))
            self.elements.insert('D+U',0,iid='u%s'%self.active_numbers['u'],text="Uniform",values=("%s"%1,1,0))
            self.active_calls = {'d%s'%self.active_numbers['d']:("d",self.elements.item('d%s'%self.active_numbers['d'],"values")),
                                 'u%s'%self.active_numbers['u']:("u",self.elements.item('u%s'%self.active_numbers['u'],"values"))}
            self.active_numbers['d'] += 1
            self.active_numbers['u'] += 1
        elif self.radio_var.get() == 'Stagnation & Vortex':
            self.elements.insert("",0,'S+V',text="Stag+Vort",open=TRUE)
            self.active_components = ['S+V']
            self.elements.insert('S+V',0,iid='n%s'%self.active_numbers['n'],text="C (n,A)",values=("%s,%s"%(2,1),0,0))
            self.elements.insert('S+V',0,iid='v%s'%self.active_numbers['v'],text="Vortex",values=("%s"%25,0,0))
            self.active_calls = {'n%s'%self.active_numbers['n']:("n",self.elements.item('n%s'%self.active_numbers['n'],"values")),
                                 'v%s'%self.active_numbers['v']:("v",self.elements.item('v%s'%self.active_numbers['v'],"values"))}
            self.active_numbers['n'] += 1
            self.active_numbers['v'] += 1
        self.elements.bind("<Double-Button-1>",self.edit)
        self.elements.bind('<<TreeviewSelect>>',self.treeview_select)
        self.main.bind("<Return>",self.edit_return)
        self.main.bind("<Escape>",self.edit_return)

        
        self.rightc_menu = Menu(self.graph_frame,tearoff=0)
        self.add_menu = Menu(self.rightc_menu,tearoff=0)
        self.rightc_menu.add_cascade(label="Add",menu=self.add_menu)
        self.add_menu.add_command(command=self.addm_source,label='Source')
        self.add_menu.add_command(command=self.addm_vortex,label='Vortex')
        self.add_menu.add_command(command=self.addm_uniform,label='Uniform')
        self.add_menu.add_command(command=self.addm_doublet,label='Doublet')
        self.add_menu.add_command(command=self.addm_corner,label='Corner')
    def right_menu(self,event):
        print "event", event.x,event.y
        #print "graph", self.main.winfo_x()+self.interior.winfo_x()+self.graph_frame.winfo_x(), self.main.winfo_y()+self.interior.winfo_y()+self.graph_frame.winfo_y()
        self.plot_x,self.plot_y = self.FigSubPlot.transData.inverted().transform((event.x,event.y+20))
        self.plot_y = -self.plot_y
        self.rightc_menu.post(self.main.winfo_x()+self.interior.winfo_x()+self.graph_frame.winfo_x()+event.x+9,self.main.winfo_y()+self.graph_frame.winfo_y()+event.y+66)
        
    def treeview_select(self,event):
        if self.elements.get_children(self.elements.selection()[0]) == ():
            if self.mark_var.get() == 0 or self.selected == self.elements.selection():
                pass
            elif self.mark_var.get() == 1:
                
                #add red markers here
                
                if self.elements.selection() != '':
                    child = self.elements.selection()[0]
                    if child != '':
                        self.sel_point = (self.elements.item(child,"values")[1],self.elements.item(child,"values")[2])
                        self.graph_update()
                        self.selected = self.elements.selection()
                else:
                    pass
        else:
            if self.mark_var.get() == 0 or self.selected == self.elements.selection():
                pass
            elif self.mark_var.get() == 1:
                if self.elements.selection() != '':
                    child = self.elements.selection()[0]
                    if child != '':
                        self.sel_point = None
                        self.graph_update()
                        self.selected = self.elements.selection()
    def mark_check_fun(self):
        if self.mark_var.get() == 0:
            self.sel_point = None
            self.graph_update()
        elif self.elements.selection() != '':
            child = self.elements.selection()[0]
            self.sel_point = [self.elements.item(child,"values")[1],self.elements.item(child,"values")[2]]
            self.graph_update()
            
    def add(self):
        self.addsub_menu.post(self.main.winfo_x()+self.as_button_frame.winfo_x()+self.add_button.winfo_x(),self.main.winfo_y()+self.as_button_frame.winfo_y()+self.add_button.winfo_y()-len(self.active_numbers.keys())*14)
    def subtract(self):
        if self.active_edit_flag == 1:
            self.del_edit(self)
        child = self.elements.selection()[0]
        if child == '':
            return
        if self.elements.parent(child) == '':
            ID = child
            self.active_components.remove(child)
            self.elements.delete(child)
        else:
            ID = self.elements.parent(child)
            self.active_components.remove(ID)
            for comp in self.elements.get_children(ID):
                if comp != child:
                    self.active_components.append(comp)
                    self.elements.move(comp,"",0)
            self.elements.delete(ID)
        self.sel_point = None
        self.graph_update()
    def options(self):
        self.options_window = Toplevel(self.main)
        self.options_window.geometry("%dx%d+%d+%d" % (280, 
                                                      200+20,
                                                      self.main.winfo_x()+self.as_button_frame.winfo_x()+self.options_button.winfo_x()-272+26+72+86,
                                                      self.main.winfo_y()+self.as_button_frame.winfo_y()+self.options_button.winfo_y()-196-20))
        self.main.bind('<FocusIn>',self.close_options)
        self.options_window.title("Options")
        self.options_window.update_idletasks()
        self.options_window.bind("<ButtonRelease-1>",self.pan_update)
        self.options_frame = Frame(self.options_window)
        self.options_frame.pack(fill=BOTH,expand=1)
        self.options_window.attributes("-topmost",True)

        self.line_frame = Frame(self.options_frame,bd=2,relief=RIDGE)
        self.line_frame.grid(row=0,column=1,sticky=N+S+E+W,ipady=7)
        self.color_frame = Frame(self.options_frame,bd=2,relief=RIDGE,padx=2)
        self.color_frame.grid(row=0,column=0,sticky=N+S+E+W)
        
        self.color_button = Label(self.color_frame,bg=self.line_color.get(),text = '     ')
        self.color_button.pack(side=RIGHT)
        Label(self.color_frame,text='C:').pack(side=RIGHT)
        self.color_button.bind('<Button-1>',self.getColor)
        
        self.wt_slider = Scale(self.line_frame,from_=1,to=100,orient=HORIZONTAL,variable=self.line_var)
        if self.wt_var.get() == '-> WT:':
            self.wt_slider.config(variable=self.arrow_var)
        elif self.wt_var.get() == '- WT:':
            self.wt_slider.config(variable=self.line_var)
        elif self.wt_var.get() == 'div WT:':
            self.wt_slider.config(variable=self.div_check_var)
        self.wt_slider.pack(side=RIGHT)
        
        self.wt_menu = OptionMenu(self.line_frame,self.wt_var,'- WT:','-> WT:','div WT:')
        self.wt_menu.pack(side=RIGHT,anchor='center',fill=X,expand=1)
        self.wt_menu.config(width=8)
        self.density_frame = Frame(self.options_frame,bd=2,relief=RIDGE)
        self.density_frame.grid(row=1,column=1,sticky=N+S+E+W)
        self.density_slider = Scale(self.density_frame,from_=1,to=100,orient=HORIZONTAL,variable=self.density_var)
        self.density_slider.pack(side=RIGHT)
        Label(self.density_frame,text='Density').pack(side=LEFT,anchor=CENTER,fill=X,expand=1)
        
        self.linet_frame = Frame(self.options_frame,bd=2,relief=RIDGE)
        self.linet_frame.grid(row=1,column=0,sticky=N+S+E+W)
        Label(self.linet_frame,text='Style').pack(anchor='n')
        self.linet_menu = OptionMenu(self.linet_frame,self.linet_var,'-','->','-|>')
        self.linet_menu.pack(anchor='s',side=BOTTOM)
        self.linet_menu.config(width=5)
        
        self.div_check = Checkbutton(self.options_frame,text = 'Dividing Streamline',variable=self.div_var,onvalue=1,offvalue=0,command = self.graph_update)
        self.div_check.grid(row=2,column=1,sticky=W)
        self.mark_check = Checkbutton(self.options_frame,text = 'Selection Marker',variable=self.mark_var,onvalue=1,offvalue=0,command = self.mark_check_fun)
        self.mark_check.grid(row=3,column=1,sticky=W)
        
        self.limit_frame = Frame(self.options_frame)
        self.limit_frame.grid(row=4,column=1,sticky=W)
        #self.aspect_lock = Checkbutton(self.limit_frame,text='LK',variable = self.lock_var)
        #self.aspect_lock.grid(row=0,column=4,rowspan=2,sticky=E)
        
        Label(self.limit_frame,text='x').grid(row=0,column=0)
        self.xlimlow_var = DoubleVar()
        self.xlimlow_var.set(self.FigSubPlot.get_xlim()[0])
        self.xlimlow_entry = Entry(self.limit_frame,textvariable=self.xlimlow_var,width=5)
        self.xlimlow_entry.grid(row=0,column=1)
        Label(self.limit_frame,text='...').grid(row=0,column=2)
        self.xlimhigh_var = DoubleVar()
        self.xlimhigh_var.set(self.FigSubPlot.get_xlim()[1])
        self.xlimhigh_entry = Entry(self.limit_frame,textvariable=self.xlimhigh_var,width=5)
        self.xlimhigh_entry.grid(row=0,column=3)
        Label(self.limit_frame,text='y').grid(row=1,column=0)
        self.ylimlow_var = DoubleVar()
        self.ylimlow_var.set(self.FigSubPlot.get_ylim()[0])
        self.ylimlow_entry = Entry(self.limit_frame,textvariable=self.ylimlow_var,width=5)
        self.ylimlow_entry.grid(row=1,column=1)
        Label(self.limit_frame,text='...').grid(row=1,column=2)
        self.ylimhigh_var = DoubleVar()
        self.ylimhigh_var.set(self.FigSubPlot.get_ylim()[1])
        self.ylimhigh_entry = Entry(self.limit_frame,textvariable=self.ylimhigh_var,width=5)
        self.ylimhigh_entry.grid(row=1,column=3)
        
        
        #self.limit_frame.bind('<FocusOut>',self.limits_update)
        self.xlimhigh_var.trace('w',self.limits_update)
        self.ylimhigh_var.trace('w',self.limits_update)
        self.xlimlow_var.trace('w',self.limits_update)
        self.ylimlow_var.trace('w',self.limits_update)
        
    def limits_update(self,*args):

        if self.xlimlow_entry.get() == '' or self.ylimlow_entry.get() == '' or self.xlimhigh_entry.get() == '' or self.ylimhigh_entry.get() == '':
            pass
        elif self.xlimlow_entry.get() == '-' or self.ylimlow_entry.get() == '-' or self.xlimhigh_entry.get() == '-' or self.ylimhigh_entry.get() == '-':
            pass
        elif self.xlimlow_entry.get() == '.' or self.ylimlow_entry.get() == '.' or self.xlimhigh_entry.get() == '.' or self.ylimhigh_entry.get() == '.':
            pass
        else:
            self.xlim = [float(self.xlimlow_var.get()),float(self.xlimhigh_var.get())]
            self.ylim = [float(self.ylimlow_var.get()),float(self.ylimhigh_var.get())]

            self.FigSubPlot.set_xlim(self.xlim)
            self.FigSubPlot.set_ylim(self.ylim)
            self.graph_update()
    def getColor(self,event):
        color=askcolor(self.line_color.get())
        if color != "None":
            self.line_color.set(color[1])
            self.graph_update()
    def wt_update(self,*args):
        if self.wt_var.get() == '-> WT:':
            self.wt_slider.config(variable=self.arrow_var)
        elif self.wt_var.get() == '- WT:':
            self.wt_slider.config(variable=self.line_var)
        elif self.wt_var.get() == 'div WT:':
            self.wt_slider.config(variable=self.div_check_var)
    def line_style_update(self,*args):
        self.graph_update()
    def close_options(self,event):
        self.options_window.destroy()
    def add_source(self):
        if self.modify_flag == 0:
            self.plot_x,self.plot_y = 0,0
        self.elements.insert("",0,iid='s%s'%self.active_numbers['s'],text="Source",values=("%s"%1,self.plot_x,self.plot_y))
        self.active_calls['s%s'%self.active_numbers['s']] = ("s",self.elements.item('s%s'%self.active_numbers['s'],"values"))
        self.active_components.append('s%s'%self.active_numbers['s'])
        if self.modify_flag == 1:
            self.elements.selection_set('s%s'%self.active_numbers['s'])
            self.modify_flag = 0
        self.graph_update()
        self.active_numbers['s'] += 1
        
    def add_vortex(self):
        if self.modify_flag == 0:
            self.plot_x,self.plot_y = 0,0
        self.elements.insert("",0,iid='v%s'%self.active_numbers['v'],text="Vortex",values=("%s"%1,self.plot_x,self.plot_y))
        self.active_calls['v%s'%self.active_numbers['v']] = ("v",self.elements.item('v%s'%self.active_numbers['v'],"values"))
        self.active_components.append('v%s'%self.active_numbers['v'])

        if self.modify_flag == 1:
            self.elements.selection_set('v%s'%self.active_numbers['v'])
            self.modify_flag = 0
        self.graph_update()
        self.active_numbers['v'] += 1
    def add_uniform(self):
        if self.modify_flag == 0:
            self.plot_x,self.plot_y = 1,0
        self.elements.insert("",0,iid='u%s'%self.active_numbers['u'],text="Uniform",values=("%s"%1,self.plot_x,self.plot_y))
        self.active_calls['u%s'%self.active_numbers['u']] = ("u",self.elements.item('u%s'%self.active_numbers['u'],"values"))
        self.active_components.append('u%s'%self.active_numbers['u'])
        if self.modify_flag == 1:
            self.elements.selection_set('u%s'%self.active_numbers['u'])
            self.modify_flag = 0
        self.graph_update()
        self.active_numbers['u'] += 1
    def add_doublet(self):
        if self.modify_flag == 0:
            self.plot_x,self.plot_y = 0,0
        self.elements.insert("",0,iid='d%s'%self.active_numbers['d'],text="Doublet",values=("%s"%1,self.plot_x,self.plot_y))
        self.active_calls['d%s'%self.active_numbers['d']] = ("d",self.elements.item('d%s'%self.active_numbers['d'],"values"))
        self.active_components.append('d%s'%self.active_numbers['d'])
        if self.modify_flag == 1:
            self.elements.selection_set('d%s'%self.active_numbers['d'])
            self.modify_flag = 0
        self.graph_update()
        self.active_numbers['d'] += 1
    def add_corner(self):
        if self.modify_flag == 0:
            self.plot_x,self.plot_y = 0,0
        self.elements.insert("",0,iid='n%s'%self.active_numbers['n'],text="Corner (n,A)",values=("%s,%s"%(2,1),self.plot_x,self.plot_y))
        self.active_calls['n%s'%self.active_numbers['n']] = ("n",self.elements.item('n%s'%self.active_numbers['n'],"values"))
        self.active_components.append('n%s'%self.active_numbers['n'])
        if self.modify_flag == 1:
            self.elements.selection_set('n%s'%self.active_numbers['n'])
            self.modify_flag = 0
        self.graph_update()
        self.active_numbers['n'] += 1
    def addm_source(self):
        self.modify_flag = 1 
        self.add_source()
    def addm_vortex(self):
        self.modify_flag = 1
        self.add_vortex()
    def addm_uniform(self):
        self.modify_flag = 1
        self.add_uniform()
    def addm_doublet(self):
        self.modify_flag = 1
        self.add_doublet()
    def addm_corner(self):
        self.modify_flag = 1
        self.add_corner()
    def pan_update(self,event):
        if [self.FigSubPlot.get_xlim()[0],self.FigSubPlot.get_xlim()[1]] != self.xlim or [self.FigSubPlot.get_ylim()[0],self.FigSubPlot.get_ylim()[1]] != self.ylim or self.density_var.get() != self.density_val or self.line_var.get() != self.line_val or self.arrow_var.get() != self.arrow_val or self.arrow_var.get() != self.arrow_val or self.div_check_var.get() != self.div_val:
            self.graph_update()
            self.density_val = self.density_var.get()
            self.line_val = self.line_var.get()
            self.arrow_val = self.arrow_var.get()
            self.div_val = self.div_check_var.get()
        else:
            return
    def graph_update(self):
        self.FigSubPlot.clear()
        Y, X = mgrid[self.FigSubPlot.get_ylim()[0]:self.FigSubPlot.get_ylim()[1]:100j, self.FigSubPlot.get_xlim()[0]:self.FigSubPlot.get_xlim()[1]:100j]     
        self.xlim = [self.FigSubPlot.get_xlim()[0],self.FigSubPlot.get_xlim()[1]]
        self.ylim = [self.FigSubPlot.get_ylim()[0],self.FigSubPlot.get_ylim()[1]]
        self.U = 0*X
        self.V = 0*X      
        self.stream = 0*X
        for ID in self.active_components:
            if self.elements.get_children(ID) == ():
                child = ID
                self.active_calls[child] = (child[0],self.elements.item(child,"values"))
                if self.active_calls[child][0] == "s":
                    self.U += self.source(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[0]
                    self.V += self.source(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[1]
                    self.stream += self.stream_source(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])
                elif self.active_calls[child][0] == 'v':
                    self.U += self.vortex(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[0]
                    self.V += self.vortex(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[1]
                    self.stream += self.stream_vortex(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])
                elif self.active_calls[child][0] == 'u':
                    if self.active_calls[child][1][1] == '0' and self.active_calls[child][1][2] == '0':
                        pass
                    else:
                        self.U += self.uniform(X,Y,self.active_calls[child][1][0],self.active_calls[child][1][1],self.active_calls[child][1][2])[0]
                        self.V += self.uniform(X,Y,self.active_calls[child][1][0],self.active_calls[child][1][1],self.active_calls[child][1][2])[1]
                        self.stream += self.stream_uniform(X,Y,self.active_calls[child][1][0],self.active_calls[child][1][1],self.active_calls[child][1][2])
                elif self.active_calls[child][0] == 'd':
                    self.U += self.doublet(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[0]
                    self.V += self.doublet(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[1]
                    self.stream += self.stream_doublet(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])
                elif self.active_calls[child][0] == 'n':
                    self.U += self.corner(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[0]
                    self.V += self.corner(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[1]
                    self.stream += self.stream_corner(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])
            else:
                for child in self.elements.get_children(ID):
                    self.active_calls[child] = (child[0],self.elements.item(child,"values"))
                    if self.active_calls[child][0] == "s":
                        self.U += self.source(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[0]
                        self.V += self.source(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[1]
                        self.stream += self.stream_source(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])
                    elif self.active_calls[child][0] == 'v':
                        self.U += self.vortex(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[0]
                        self.V += self.vortex(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[1]
                        self.stream += self.stream_vortex(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])
                    elif self.active_calls[child][0] == 'u':
                        if self.active_calls[child][1][1] == '0' and self.active_calls[child][1][2] == '0':
                            pass
                        else:
                            self.U += self.uniform(X,Y,self.active_calls[child][1][0],self.active_calls[child][1][1],self.active_calls[child][1][2])[0]
                            self.V += self.uniform(X,Y,self.active_calls[child][1][0],self.active_calls[child][1][1],self.active_calls[child][1][2])[1]
                            self.stream += self.stream_uniform(X,Y,self.active_calls[child][1][0],self.active_calls[child][1][1],self.active_calls[child][1][2])
                    elif self.active_calls[child][0] == 'd':
                        self.U += self.doublet(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[0]
                        self.V += self.doublet(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[1]
                        self.stream += self.stream_doublet(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])
                    elif self.active_calls[child][0] == 'n':
                        self.U += self.corner(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[0]
                        self.V += self.corner(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])[1]
                        self.stream += self.stream_corner(X-float(self.active_calls[child][1][1]),Y-float(self.active_calls[child][1][2]),self.active_calls[child][1][0])

        self.FigSubPlot.streamplot(X,Y,self.U,self.V,color=self.line_color.get(), linewidth=(2.0/71.0)*self.line_var.get()+(13.0/71.0),density=(2.0/71.0)*self.density_var.get()+(13.0/71.0),arrowstyle=self.linet_var.get(),arrowsize=(4.0/71.0)*self.arrow_var.get()+(13.0/71.0))
        if self.div_var.get() == 1:
            #self.FigSubPlot.contour(X,Y,self.stream,[-0.01,0.01],linewidths=[(4.0/71.0)*self.div_check_var.get()+(13.0/71.0),(4.0/71.0)*self.div_check_var.get()+(13.0/71.0)])
            
            self.FigSubPlot.contour(X,Y,self.stream,[0],linewidths=[(4.0/71.0)*self.div_check_var.get()+(13.0/71.0)])
        if self.mark_var.get() == 1:
            if self.sel_point != None:
                self.plot_point()
        self.FigSubPlot.set_xlim(self.xlim)
        self.FigSubPlot.set_ylim(self.ylim)
        self.canvas.draw()
    def plot_point(self):
        if self.elements.selection()[0][0] == 'u':
            norm = float(float(self.sel_point[0])*float(self.sel_point[0])+float(self.sel_point[1])*float(self.sel_point[1]))**0.5
            if norm == 0:
                norm = 1
            X,Y,U,V = 0,0, float(self.sel_point[0])/norm,float(self.sel_point[1])/norm
            self.FigSubPlot.quiver(X,Y,U,V,angles='xy',scale_units='xy',scale=1,color='g')
        else:
            self.FigSubPlot.plot([self.sel_point[0]],[self.sel_point[1]],'r^',ms=10)
    def edit(self,event):
        if self.active_edit_flag == 1 or self.elements.identify_row(event.y) == '':
            pass
        else:
            self.rowid = self.elements.identify_row(event.y)
            self.column = self.elements.identify_column(event.x)
            self.edit_var = StringVar()
            if int(self.column[-1]) == 0:
                self.edit_var.set('%s'%self.elements.item("%s"%self.elements.identify("item",event.x, event.y))['text'])

            else:
                self.edit_var.set('%s'%self.elements.item("%s"%self.elements.identify("item",event.x, event.y))['values'][int(self.column[-1])-1])

            x,y,width,height = self.elements.bbox(self.rowid, self.column)
            self.edit_entry = Entry(self.elements_frame,textvariable=self.edit_var)
            self.edit_entry.place(x=x,y=y,width=width)
            self.edit_entry.focus_force()
            self.edit_entry.bind("<FocusOut>", self.del_edit)
            self.active_edit_flag = 1
    def edit_return(self,event):
        self.main.focus()
    def del_edit(self,event):
        if self.column[-1] == '0':
            self.elements.item(self.rowid,text='%s'%self.edit_var.get())
        elif self.rowid[0] == 'n' and self.column[-1] == '1' and ',' not in self.edit_var.get():
            pass
        else:
            value = ''
            initial_value = str(self.elements.item(self.rowid)['values'][int(self.column[-1])-1])
            comma_flag = 0
            div_flag = 0
            for index in range(0,len(self.edit_var.get())):
                char = self.edit_var.get()[index]
                if char in '-0123456789.':
                    value += char
                elif self.rowid[0] == 'n' and char == ',':
                    if comma_flag == 1:
                        self.edit_entry.destroy()
                        self.active_edit_flag = 0
                        return
                    value += char
                    comma_flag = 1
                    comma_index = index
                if char == '/':
                    if div_flag == 0:
                        div_flag = 1
                        div_index = index
                    elif div_flag == 1 and comma_flag == 1:
                        div_flag = 2
                        div_index2 = index
                    elif div_flag == 1 and comma_flag == 0 or div_flag == 2:
                        self.edit_entry.destroy()
                        self.active_edit_flag = 0
                        return
                   
            if div_flag == 1:
                if comma_flag == 1:
                    if div_index < comma_index:
                        arg = int(float(value[:div_index])*100/float(value[div_index:comma_index-1]))/100.0
                        value = str(arg)+value[comma_index-1:]
                    elif div_index > comma_index:
                        arg = int(float(value[comma_index+1:div_index])*100/float(value[div_index:]))/100.0
                        value = value[:comma_index+1]+str(arg)
                else:
                    arg = int(float(value[:div_index])*100/float(value[div_index:]))/100.0
                    value = str(arg)
            elif div_flag == 2: 
                arg1 = int(float(value[:div_index])*100/float(value[div_index:comma_index-1]))/100.0
                arg2 = int(float(value[comma_index:div_index2-1])*100/float(value[div_index2-1:]))/100.0
                value = str(arg1)+','+str(arg2)
            if value == '' or value == initial_value:
                self.edit_entry.destroy()
                self.active_edit_flag = 0
                return
            
            self.elements.set(self.rowid,column=(int(self.column[-1])-1),value=value)
            if self.mark_var.get() == 1:
                self.sel_point = [self.elements.item(self.rowid,"values")[1],self.elements.item(self.rowid,"values")[2]]
            self.graph_update()
        self.edit_entry.destroy()
        self.active_edit_flag = 0
Пример #4
0
class Multicolumn_Listbox(object):
    _style_index = 0

    class List_Of_Rows(object):
        def __init__(self, multicolumn_listbox):
            self._multicolumn_listbox = multicolumn_listbox

        def data(self, index):
            return self._multicolumn_listbox.row_data(index)
            
        def get(self, index):
            return Row(self._multicolumn_listbox, index)

        def insert(self, data, index=None):
            self._multicolumn_listbox.insert_row(data, index)

        def delete(self, index):
            self._multicolumn_listbox.delete_row(index)

        def update(self, index, data):
            self._multicolumn_listbox.update_row(index, data)

        def select(self, index):
            self._multicolumn_listbox.select_row(index)

        def deselect(self, index):
            self._multicolumn_listbox.deselect_row(index)

        def set_selection(self, indices):
            self._multicolumn_listbox.set_selection(indices)

        def __getitem__(self, index): 
            return self.get(index)

        def __setitem__(self, index, value): 
            return self._multicolumn_listbox.update_row(index, value)

        def __delitem__(self, index): 
            self._multicolumn_listbox.delete_row(index)

        def __len__(self): 
            return self._multicolumn_listbox.number_of_rows

    class List_Of_Columns(object):
        def __init__(self, multicolumn_listbox):
            self._multicolumn_listbox = multicolumn_listbox
        
        def data(self, index):
            return self._multicolumn_listbox.get_column(index)

        def get(self, index):
            return Column(self._multicolumn_listbox, index)

        def delete(self, index):
            self._multicolumn_listbox.delete_column(index)

        def update(self, index, data):
            self._multicolumn_listbox.update_column(index, data)

        def __getitem__(self, index): 
            return self.get(index)

        def __setitem__(self, index, value): 
            return self._multicolumn_listbox.update_column(index, value)

        def __delitem__(self, index): 
            self._multicolumn_listbox.delete_column(index)

        def __len__(self): 
            return self._multicolumn_listbox.number_of_columns

    def __init__(self, master, columns, data=None, command=None, sort=True, select_mode=None, heading_anchor = CENTER, cell_anchor=W, style=None, height=None, padding=None, adjust_heading_to_content=False, stripped_rows=None, selection_background=None, selection_foreground=None, field_background=None, heading_font= None, heading_background=None, heading_foreground=None, cell_pady=2, cell_background=None, cell_foreground=None, cell_font=None, headers=True):

        self._stripped_rows = stripped_rows

        self._columns = columns
        
        self._number_of_rows = 0
        self._number_of_columns = len(columns)
        
        self.row = self.List_Of_Rows(self)
        self.column = self.List_Of_Columns(self)
        
        s = Style()

        if style is None:
            style_name = "Multicolumn_Listbox%s.Treeview"%self._style_index
            self._style_index += 1
        else:
            style_name = style
        
        style_map = {}
        if selection_background is not None:
            style_map["background"] = [('selected', selection_background)]
            
        if selection_foreground is not None:
            style_map["foeground"] = [('selected', selection_foreground)]

        if style_map:
            s.map(style_name, **style_map)

        style_config = {}
        if cell_background is not None:
            style_config["background"] = cell_background

        if cell_foreground is not None:
            style_config["foreground"] = cell_foreground

        if cell_font is None:
            font_name = s.lookup(style_name, "font")
            cell_font = nametofont(font_name)
        else:
            if not isinstance(cell_font, Font):
                if isinstance(cell_font, basestring):
                    cell_font = nametofont(cell_font)
                else:
                    if len(font) == 1:
                        cell_font = Font(family=cell_font[0])
                    elif len(font) == 2:
                        cell_font = Font(family=cell_font[0], size=cell_font[1])
                        
                    elif len(font) == 3:
                        cell_font = Font(family=cell_font[0], size=cell_font[1], weight=cell_font[2])
                    else:
                        raise ValueError("Not possible more than 3 values for font")
        
            style_config["font"] = cell_font
        
        self._cell_font = cell_font

        self._rowheight = cell_font.metrics("linespace")+cell_pady
        style_config["rowheight"]=self._rowheight

        if field_background is not None:
            style_config["fieldbackground"] = field_background

        s.configure(style_name, **style_config)

        heading_style_config = {}
        if heading_font is not None:
            heading_style_config["font"] = heading_font
        if heading_background is not None:
            heading_style_config["background"] = heading_background
        if heading_foreground is not None:
            heading_style_config["foreground"] = heading_foreground

        heading_style_name = style_name + ".Heading"
        s.configure(heading_style_name, **heading_style_config)

        treeview_kwargs = {"style": style_name}

        if height is not None:
            treeview_kwargs["height"] = height
            
        if padding is not None:
            treeview_kwargs["padding"] = padding
            
        if headers:
            treeview_kwargs["show"] = "headings"
        else:
            treeview_kwargs["show"] = ""
        
        if select_mode is not None:
            treeview_kwargs["selectmode"] = select_mode

        self.interior = Treeview(master, columns=columns, **treeview_kwargs)
        
        if command is not None:
            self._command = command
            self.interior.bind("<<TreeviewSelect>>", self._on_select)

        for i in range(0, self._number_of_columns):

            if sort:
                self.interior.heading(i, text=columns[i], anchor=heading_anchor, command=lambda col=i: self.sort_by(col, descending=False))
            else:
                self.interior.heading(i, text=columns[i], anchor=heading_anchor)
                
            if adjust_heading_to_content:
                self.interior.column(i, width=Font().measure(columns[i]))

            self.interior.column(i, anchor=cell_anchor)
            
        if data is not None:
            for row in data:
                self.insert_row(row)

    @property
    def row_height(self):
        return self._rowheight
        
    @property
    def font(self):
        return self._cell_font

    def configure_column(self, index, width=None, minwidth=None, anchor=None, stretch=None):
        kwargs = {}
        for config_name in ("width", "anchor", "stretch", "minwidth"):
            config_value = locals()[config_name]
            if config_value is not None:
                kwargs[config_name] = config_value
            
        self.interior.column('#%s'%(index+1), **kwargs)

    def row_data(self, index):
        try:
            item_ID = self.interior.get_children()[index]
        except IndexError:
            raise ValueError("Row index out of range: %d"%index)        

        return self.item_ID_to_row_data(item_ID)

    def update_row(self, index, data):
        try:
            item_ID = self.interior.get_children()[index]
        except IndexError:
            raise ValueError("Row index out of range: %d"%index)
            
        if len(data) == len(self._columns):
            self.interior.item(item_ID, values=data)
        else:
            raise ValueError("The multicolumn listbox has only %d columns"%self._number_of_columns)

    def delete_row(self, index):
        list_of_items = self.interior.get_children()

        try:
            item_ID = list_of_items[index]
        except IndexError:
            raise ValueError("Row index out of range: %d"%index)

        self.interior.delete(item_ID)
        self._number_of_rows -= 1
        
        if self._stripped_rows:
            for i in range(index, self._number_of_rows):
                self.interior.tag_configure(list_of_items[i+1], background=self._stripped_rows[i%2])
            
    def insert_row(self, data, index=None):
        if len(data) != self._number_of_columns:
            raise ValueError("The multicolumn listbox has only %d columns"%self._number_of_columns)
        
        if index is None:
            index = self._number_of_rows-1

        item_ID = self.interior.insert('', index, values=data)        
        self.interior.item(item_ID, tags=item_ID)

        self._number_of_rows += 1        

        if self._stripped_rows:            
            list_of_items = self.interior.get_children()

            self.interior.tag_configure(item_ID, background=self._stripped_rows[index%2])

            for i in range(index+1, self._number_of_rows):
                self.interior.tag_configure(list_of_items[i], background=self._stripped_rows[i%2])

    def column_data(self, index):
        return [self.interior.set(child_ID, index) for child_ID in self.interior.get_children('')]

    def update_column(self, index, data):
        for i, item_ID in enumerate(self.interior.get_children()): 
            data_row = self.item_ID_to_row_data(item_ID)
            data_row[index] = data[i]

            self.interior.item(item_ID, values=data_row)

        return data

    def clear(self):
        # Another possibility:
        #  self.interior.delete(*self.interior.get_children())

        for row in self.interior.get_children():
            self.interior.delete(row)
            
        self._number_of_rows = 0
            
    def update(self, data):
        self.clear()

        for row in data:
            self.insert_row(row)
            
    def focus(self, index=None):
        if index is None:
            return self.interior.item(self.interior.focus())
        else:
            item = self.interior.get_children()[index]
            self.interior.focus(item)

    def state(self, state=None):
        if stateSpec is None:
            return self.interior.state()
        else:
            self.interior.state(state)

    @property
    def number_of_rows(self):
        return self._number_of_rows
        
    @property
    def number_of_columns(self):
        return self._number_of_columns
        
    def toogle_selection(self, index):
        list_of_items = self.interior.get_children()
        
        try:
            item_ID = list_of_items[index]
        except IndexError:
            raise ValueError("Row index out of range: %d"%index)

        self.interior.selection_toggle(item_ID)     

    def select_row(self, index):
        list_of_items = self.interior.get_children()
        
        try:
            item_ID = list_of_items[index]
        except IndexError:
            raise ValueError("Row index out of range: %d"%index)

        self.interior.selection_add(item_ID)

    def deselect_row(self, index):
        list_of_items = self.interior.get_children()
        
        try:
            item_ID = list_of_items[index]
        except IndexError:
            raise ValueError("Row index out of range: %d"%index)

        self.interior.selection_remove(item_ID)
        
    def deselect_all(self):
        self.interior.selection_remove(self.interior.selection())

    def set_selection(self, indices):
        list_of_items = self.interior.get_children()

        self.interior.selection_set(" ".join(list_of_items[row_index] for row_index in indices))

    @property
    def selected_rows(self):
        data = []
        for item_ID in self.interior.selection():
            data_row = self.item_ID_to_row_data(item_ID)
            data.append(data_row)
        
        return data

    @property
    def indices_of_selected_rows(self):
        list_of_indices = []
        for index, item_ID in enumerate(self.interior.get_children()):
            if item_ID in self.interior.selection():
                list_of_indices.append(index)

        return list_of_indices
        
    def delete_all_selected_rows(self):
        selected_items = self.interior.selection()
        for item_ID in selected_items:
            self.interior.delete(item_ID)
        
        number_of_deleted_rows = len(selected_items)
        self._number_of_rows -= number_of_deleted_rows

        return number_of_deleted_rows

    def _on_select(self, event):
        for item_ID in event.widget.selection():
            data_row = self.item_ID_to_row_data(item_ID)
            self._command(data_row)

    def item_ID_to_row_data(self, item_ID):
        item = self.interior.item(item_ID)
        return item["values"]
    
    @property
    def table_data(self):
        data = []

        for item_ID in self.interior.get_children():
            data_row = self.item_ID_to_row_data(item_ID)
            data.append(data_row)

        return data
    
    @table_data.setter
    def table_data(self, data):
        self.update(data)
    
    def cell_data(self, row, column):
        """Get the value of a table cell"""
        try:
            item = self.interior.get_children()[row]
        except IndexError:
            raise ValueError("Row index out of range: %d"%row)
            
        return self.interior.set(item, column)
            
    def update_cell(self, row, column, value):
        """Set the value of a table cell"""

        item_ID = self.interior.get_children()[row]
        
        data = self.item_ID_to_row_data(item_ID)
        
        data[column] = value
        self.interior.item(item_ID, values=data)
    
    def __getitem__(self, index):
        if isinstance(index, tuple):
            row, column = index
            return self.cell_data(row, column)
        else:
            raise Exception("Row and column indices are required")
        
    def __setitem__(self, index, value):
        if isinstance(index, tuple):
            row, column = index
            self.update_cell(row, column, value)
        else:
            raise Exception("Row and column indices are required")

    def bind(self, event, handler):
        self.interior.bind(event, handler)

    def sort_by(self, col, descending):
        """
        sort tree contents when a column header is clicked
        """
        # grab values to sort
        data = [(self.interior.set(child_ID, col), child_ID) for child_ID in self.interior.get_children('')]
        
        # if the data to be sorted is numeric change to float
        try:
            data = [(float(number), child_ID) for number, child_ID in data]
        except ValueError:
            pass

        # now sort the data in place
        data.sort(reverse=descending)
        for idx, item in enumerate(data):
            self.interior.move(item[1], '', idx)

        # switch the heading so that it will sort in the opposite direction
        self.interior.heading(col, command=lambda col=col: self.sort_by(col, not descending))
        
        if self._stripped_rows:
            list_of_items = self.interior.get_children('')
            for i in range(len(list_of_items)):
                self.interior.tag_configure(list_of_items[i], background=self._stripped_rows[i%2])

    def destroy(self):
        self.interior.destroy()
        
    def item_ID(self, index):
        return self.interior.get_children()[index]
Пример #5
0
class TreeTable(Frame):
    """
    A table based on :class:`ttk.Treeview`.

    :Parameters:
        **master** : Tkinter or ttk widget
            The widget in which the :class:`TableTree` will reside.
        **headers** : list of str
            The column headers for the table.
        **data** : list of tuples
            Table data. There must be as many elements in each tuple as there \
            are headers. Each tuple in the list corresponds to a row in the \
            table.
    """
    def __init__(self, master, headers, data, name=None):
        Frame.__init__(self, master, name=name)
        #: column headers
        self.headers = headers
        #: table data
        self.data = data
        #: :class:`~ttk.Treeview` that only shows "headings" not "tree columns"
        self.tree = Treeview(self,
                             columns=self.headers,
                             show="headings",
                             name='tabletree')
        #: vertical scrollbar
        self.yscroll = Scrollbar(self,
                                 orient="vertical",
                                 command=self.tree.yview,
                                 name='table_yscroll')
        #: horizontal scrollbar
        self.xscroll = Scrollbar(self,
                                 orient="horizontal",
                                 command=self.tree.xview,
                                 name='table_xscroll')
        self.tree['yscrollcommand'] = self.yscroll.set  # bind to scrollbars
        self.tree['xscrollcommand'] = self.xscroll.set
        # position widgets and set resize behavior
        self.tree.grid(column=0, row=0, sticky=(N + E + W + S))
        self.yscroll.grid(column=1, row=0, sticky=(N + S))
        self.xscroll.grid(column=0, row=1, sticky=(E + W))
        self.grid_columnconfigure(0, weight=1)
        self.grid_rowconfigure(0, weight=1)
        # build tree
        for col in self.headers:
            # NOTE: Use col as column identifiers, crafty!
            # NOTE: Also change col to title case using str.title()
            # NOTE: make lambda behave nicely in a loop using default arg!
            callback = lambda c=col: self.sortby(c, False)
            self.tree.heading(col, text=col.title(), command=callback)
            # adjust the column's width to the header string
            self.tree.column(col, width=tkFont.Font().measure(col.title()))
        # insert a new top-level treeview item by suing an empty string
        for item in self.data:
            self.tree.insert('', END, values=item)
            # adjust column's width if necessary to fit each value
            for idx, val in enumerate(item):
                col_width = tkFont.Font().measure(val)
                # option can be specified at least 3 ways: as (a) width=None,
                # (b) option='width' or (c) 'width', where 'width' can be any
                # valid column option.
                if self.tree.column(self.headers[idx], 'width') < col_width:
                    self.tree.column(self.headers[idx], width=col_width)

    def sortby(self, col, descending):
        """
        Sort table contents when a column header is clicked.

        :Parameters:
            **col**
                The column identifier of the column to sort.
            **descending**
                False if ascending, True if descending, switches each time.
        """
        logging.debug('sortby %s, descending: %s', col, descending)
        # grab values to sort
        data = [(self.tree.set(child, col), child)
                for child in self.tree.get_children('')]
        # now sort the data in place
        data.sort(reverse=descending)
        for idx, item in enumerate(data):
            self.tree.move(item[1], '', idx)
        # switch the heading so it will sort in the opposite direction
        callback = lambda: self.sortby(col, not descending)
        self.tree.heading(col, command=callback)
Пример #6
0
class pylasticGUI(Frame):
  
    def __init__(self):
        
        self.__fileName = 'POSCAR'
        self.__NoP = 11
        self.__strain = 0.05
        self.__executable = '/home/t.dengg/bin/vasp/vasp.5.3/vasp'
        self.__status = None
        self.__finished = None
        self.__paths = None
        self.__structuresinst = None
        self.__p1 = None
        self.__p2 = None
        self.__workdir = os.getcwd()
        Frame.__init__(self, name = 'pylastic')
        self.grid(row=0, column=0, sticky=NSEW)   
        #self.pack(expand=Y, fill=BOTH)
        self._create_panel()
            
        
    def _create_panel(self):
        
        panel = Frame(self, name='elastic')
        #panel.pack(side=TOP, fill=BOTH, expand=Y)
        panel.grid(row=0, column=0, sticky=NSEW) 
        nb = Notebook(panel, name='notebook')
        
        nb.enable_traversal()
        #nb.pack(fill=BOTH, expand=Y, padx=2, pady=3)
        nb.grid(row=0, column=0, sticky=NSEW)
        self._create_setup_tab(nb)
        self._create_analyze_tab(nb)
        
    def _create_setup_tab(self, nb):
        
        frame = Frame(nb, name='setup')
        
        self.e1 = Entry(frame, width=7)
        self.e1.bind()
        self.e1.grid(row=0, column=1)
        self.e1.delete(0, END)
        self.e1.insert(0, '21')
        
        self.label1 = Label(frame, text='Number of points:')
        self.label1.grid(row=0, column=0, sticky=W)
        
        self.e2 = Entry(frame, width=7)
        self.e2.bind()
        self.e2.grid(row=1, column=1)
        self.e2.delete(0, END)
        self.e2.insert(0, '0.05')
        
        self.label2 = Label(frame, text='Max. Lagrangian strain:')
        self.label2.grid(row=1, column=0, sticky=W)
        
        #Choose inputfile (Button)
        b2 = Button(frame, text="Inputfile", width=15, command=self.select_file)
        b2.grid(row=3, column=0, columnspan=2)
        
        b = Button(frame, text="set values", width=15, command=self.read_val)
        b.grid(row=4, column=0, columnspan=2)
        
        #Read structure (Button)
        b1 = Button(frame, text="Read structure", width=15, command=self.read_POS)
        b1.grid(row=5, column=0, columnspan=2)
        
        #Write structures (Button)
        b3 = Button(frame, text="Setup calculation", width=15, command=self.setup_calc)
        b3.grid(row=6, column=0, columnspan=2)
        
        #Strart calculations
        b4 = Button(frame, text="Calculation status", width=15, command=self.check_calc)
        b4.grid(row=7, column=0, columnspan=2)
        
        
        v = IntVar()
        r11 = Radiobutton(frame, text="Energy", variable=v, value=1)
        r12 = Radiobutton(frame, text="Strain", variable=v, value=2, state=DISABLED)
        r11.select()
        r11.grid(row=8, column=0, sticky=W)
        r12.grid(row=9, column=0, sticky=W)
        
        
        w = IntVar()
        r21 = Radiobutton(frame, text="2nd", variable=w, value=1)
        r22 = Radiobutton(frame, text="3rd", variable=w, value=2)
        r21.select()
        r21.grid(row=10, column=0, sticky=W)
        r22.grid(row=11, column=0, sticky=W)
        
        
        nb.add(frame, text='Setup', underline=0, padding=2)
        
        return
    
    
    def _create_analyze_tab(self, nb): 
        frame = Frame(nb, name='analyze')
        
        self._create_treeview(frame, )
        root = self.tree.insert('', END, text = 'calc', values=['text1','text2'])
        
        
        
        #self._populate_tree(root)
        
        #
        b1 = Button(frame, text="Refresh", width=15, command=lambda: self._populate_tree(root))
        b1.grid(row=2, column=0) 
        
        b2 = Button(frame, text="Analyze", width=15, command=lambda: self.analyze(frame))
        b2.grid(row=2, column=1)
        
        b2 = Button(frame, text="Result", width=15, command=lambda: self.create_window())
        b2.grid(row=2, column=2)
        
        
        if self.__status and '--------' in self.__status: self.__finished = False
        else: self.__finished = True
        
        if self.__status and self.__finished:
            ECs.set_analytics()
        
        
        

        
        
        nb.add(frame, text='Analyze', underline=0, padding=2)
        return
    
    def _populate_tree(self, root, lock=None):
        
        if lock: lock.acquire()
        if len(self.tree.get_children(self.tree.get_children())) > 1: 
            for i in self.tree.get_children(self.tree.get_children()): self.tree.delete(i)
        #self.tree.delete(self.tree.get_children())
        status, paths = self.check_calc()
        
        for key in status.keys():
            #print paths[key].lstrip(self.__workdir).split('/')
            self.tree.insert(root, END, text = status[key], values=['text3','text4', paths[key]])
        if lock: lock.release()
        
    
    def _create_treeview(self, parent):
        f = Frame(parent)
        #f.pack(side=TOP, fill=BOTH, expand=Y)
        f.grid(row=0, column=0, sticky=NSEW, columnspan=3)
        
        # create the tree and scrollbars
        self.dataCols = ('fullpath', 'type', 'status')       
        self.tree = Treeview(columns=self.dataCols,
                                 displaycolumns='status')
        
        ysb = Scrollbar(orient=VERTICAL, command= self.tree.yview)
        xsb = Scrollbar(orient=HORIZONTAL, command= self.tree.xview)
        self.tree['yscroll'] = ysb.set
        self.tree['xscroll'] = xsb.set
        
        # setup column headings
        self.tree.heading('#0', text='Directory Structure', anchor=W)
        self.tree.heading('status', text='Status', anchor=W)
        self.tree.column('status', stretch=0, width=100)
        
        # add tree and scrollbars to frame
        self.tree.grid(in_=f, row=0, column=0, sticky=NSEW)
        ysb.grid(in_=f, row=0, column=1, sticky=NS)
        xsb.grid(in_=f, row=1, column=0, sticky=EW)
        
        # set frame resizing priorities
        f.rowconfigure(0, weight=1)
        f.columnconfigure(0, weight=1)
        
        # action to perform when a node is expanded
        self.tree.bind('<<TreeviewOpen>>', self._update_tree)
        
        self.tree.bind("<Double-1>", self.OnDoubleClick)
        
    def OnDoubleClick(self, event):
        item = self.tree.identify('item',event.x,event.y)
        if self.tree.item(item,"text") == 'calc':
            self.create_window()
        
        
    def _update_tree(self, event):
        # user expanded a node - build the related directory
        nodeId = self.tree.focus()      # the id of the expanded node
        
        if self.tree.parent(nodeId):    # not at root
            topChild = self.tree.get_children(nodeId)[0]
            
            # if the node only has a 'dummy' child, remove it and
            # build new directory; skip if the node is already
            # populated
            if self.tree.item(topChild, option='text') == 'dummy':
                self.tree.delete(topChild)
                path = self.tree.set(nodeId, 'fullpath')
                self._populate_tree(nodeId, path, os.listdir(path))
    
    def create_window(self):
        
        t = Toplevel(self)
        t.wm_title("Elastic constants")
        l = Label(t, text="Elastic constants:")
        l.grid(row=0, column=0)
        textf = Text(t)
        try:
            textf.insert(INSERT, self.ec.get_C())
        except:
            textf.insert(INSERT, '')
        textf.grid(row=1, column=0)

    
    def read_val(self):
        self.__NoP = float(self.e1.get())
        self.__strain = float(self.e2.get())
        
    def read_POS(self):
        self.__poscar = POS(self.__fileName).read_pos()
        #print self.__poscar
        
    def read_strain(self):
        self.__strain = self.e2.get()
        
    def select_file(self):
        self.__fileName = askopenfilename()
        print self.__fileName
        self.__workdir = self.__fileName.rstrip('POSCAR')
        print self.__workdir
        
    def setup_calc(self):
        
        ###################### Create Structures instance: ###################
        self.__structuresinst = Structures()
        
        ## Generate distorted structures and add them to structures object: ##
        atom = ElAtoms()
        print self.__poscar
        atom.poscarToAtoms(self.__poscar)
        for etan in np.linspace(-self.__strain, self.__strain, self.__NoP):
            for strains in range(len(atom.strainList)):
                atom = ElAtoms()
                atom.poscarToAtoms(self.__poscar)
                atom.distort(eta=etan, strainType_index = strains)
                self.__structuresinst.append_structure(atom)
        
        ####################### Write vasp input files: #######################
        
        self.__structuresinst.workdir = self.__workdir
        self.__structuresinst.write_structures(self.__structuresinst)
        
        #################### Start local vasp calculation: ####################
        if self.__executable:
            lock = thread.allocate_lock()
            self.__structuresinst.executable = self.__executable
            thread.start_new_thread(self.__structuresinst.calc_vasp, (lock,))
            
    def check_calc(self):
        self.__status = {}
        self.__paths = {}
        if not self.__structuresinst:
            try:
                with open(self.__workdir+'/structures.pkl', 'rb') as input:
                    structures = pickle.load(input)
                atoms = structures.get_structures()
            except:
                raise Exception("Please do setup first!")
            
                
        else:
            atoms = self.__structuresinst.get_structures()
            #print self.__structuresinst
        
        for stype, eta in atoms:
            #print stype, eta, atoms[(stype,eta)].path
            
            try:
                et.parse(atoms[(stype,eta)].path+'/vasprun.xml')
                self.__status[(stype,eta)] = 'finished'
            except:
                self.__status[(stype,eta)] = '--------'
            self.__paths[(stype,eta)] = atoms[(stype,eta)].path
        
        return self.__status, self.__paths
        
    
    def analyze(self, frame):
        if self.__status and '--------' in self.__status: self.__finished = False
        else: self.__finished = True
        
        if self.__status and self.__finished:
        
            self.ec = ECs()
            self.ec.set_structures()
            self.ec.set_gsenergy()
            self.ec.set_analytics()
            
            self.__p1 = self.ec.plot_cvs()
            self.__p2 = self.ec.plot_2nd()
            canvas = FigureCanvasTkAgg(self.__p1, master=frame)
            canvas.show()
            canvas.get_tk_widget().grid(row=3, column=0)
            canvas = FigureCanvasTkAgg(self.__p2, master=frame)
            canvas.show()
            canvas.get_tk_widget().grid(row=3, column=1)

            canvas._tkcanvas.grid(row=3, column=2)
Пример #7
0
class Statistics(Toplevel):	
	def __init__(self,parent):
		Toplevel.__init__(self,parent)
		self.title("Статистика")	
		self.transient(parent)
		self.parent = parent

	#fields for parameters of search-----------------------------------------------------------------------------------
		paramframe = Frame(self,relief=GROOVE,width=200,bd=1)
		paramframe.pack(side=LEFT,fill=BOTH)

		Label(paramframe, text="Что вывести",width=20,height=2).grid(row=0,column=0,columnspan=2)
		what = Combobox(paramframe,state='readonly',values = [u"Расходы",u"Доходы",u"Всё"],height=5)
		what.set(u"Расходы")
		what.grid(row=1,column=0,columnspan=2)
		self.what = what		
		
		Label(paramframe, text="За период",height=2).grid(row=2,column=0,columnspan=2)
		when = Combobox(paramframe,state='readonly',values=[u"Сегодня",u"3 дня",u"5 дней",u"Неделю",u"3 недели",u"Месяц",u"Всё время"],height=5)
		when.set(u"Сегодня")
		when.grid(row=3,column=0,columnspan=2)
		self.when = when
		
		Label(paramframe,text="Упорядочить по",height=2).grid(row=4,column=0,columnspan=2)
		orderby = Combobox(paramframe,state='readonly',values=[u"Дата",u"Cумма",u"Категория"],height=3)
		orderby.set(u"Дата")
		orderby.grid(row=5,column=0,columnspan=2)
		
		self.orderby = orderby		

		Button(paramframe,text="Вывести",command=(lambda: self.getStatistics())).grid(row=6,column=0,columnspan=2)		

		Label(paramframe,text="Итого: ",height=20).grid(row=7,column=0)
		self.summarylbl = Label(paramframe,text='0.0',height=20)
		self.summarylbl.grid(row=7,column=1)


	#end ------------------------------------------------------------------------------------------------------------------
		
	#table -------------------------------------------------------------------------------------------------------------
		
		self.viewframe = Frame(self,relief=GROOVE,width=200,bd=1)
		self.viewframe.pack(side=RIGHT,fill=BOTH,expand=YES)

	#end ------------------------------------------------------------------------------------------------------------------

		self.geometry("%dx%d+%d+%d" % (1000,500,225,125))
		self.wait_window(self)
	
	def getStatistics(self):
		when = self.when.current()
		dateRange = ''
		
		if when == 0:
		#today
			dateRange = datetime.date.today()
		elif when == 1:
		#3 days
			dateRange = datetime.date.today() - datetime.timedelta(days=3)
		elif when == 2:
		#5 days
			dateRange = datetime.date.today() - datetime.timedelta(days=5)
		elif when == 3:
		#1 week
			dateRange = datetime.date.today() - datetime.timedelta(weeks=1)
		elif when == 4:
		#3 weeks
			dateRange = datetime.date.today() - datetime.timedelta(weeks=3)
		elif when == 5:
		#1 month
			dateRange = datetime.date.today() - datetime.timedelta(weeks=4)
		elif when == 6:
		#all 
			dateRange = '2012-01-01'
		
		orderby = self.orderby.current()
		if orderby == 0:
		#date
			orderby = 4
		elif orderby == 1:
		#summ
			orderby = 2
		elif orderby == 2:
		#c.title
			orderby = 6
			
		global payments
		payments.getPayments(1,str(dateRange))
		
		if hasattr(self, 'tree'):
			self.tree.destroy()
			
		self.tree = Treeview(self.viewframe,selectmode="extended",columns=('summ', 'comment', 'date','mul','category_title'))
		self.tree.heading('#0',text='№')
		self.tree.column('#0',width=15,anchor='center')
		
		
		self.tree.column('summ', width=60, anchor='center')
		self.tree.column('comment', anchor='center')
		self.tree.column('date', width=60, anchor='center')
		self.tree.column('mul', width=7, anchor='center')
		self.tree.column('category_title',  anchor='center')
		
		self.tree.heading('summ', text='Сумма')
		self.tree.heading('comment', text='Комметарий')
		self.tree.heading('date', text='Дата')
		self.tree.heading('mul', text='Количество')
		self.tree.heading('category_title', text='Категория')
		
		i=1
		summary = 0.0
		for row in payments.paymetsList:
			self.tree.insert('', i,str(i), text=str(i))
			self.tree.set(str(i),'summ',row['summ'])
			self.tree.set(str(i),'comment',row['comment'])
			self.tree.set(str(i),'date',row['date'])
			self.tree.set(str(i),'mul',row['mul'])
			self.tree.set(str(i),'category_title',row['category_title'])
			i+=1
			summary+=row['summ']*row['mul']
		
		self.summarylbl.config(text=str(summary))
		self.tree.pack(side=TOP, fill=BOTH, expand=YES)
		
		s = Scrollbar(self.tree, orient=VERTICAL, command=self.tree.yview)
		self.tree.configure(yscrollcommand=s.set)
		s.pack(side=RIGHT,fill=Y)