Python ScrolledText.focus方法代码示例

# 需要导入模块: import ScrolledText [as 别名]
# 或者: from ScrolledText import focus [as 别名]

#.........这里部分代码省略.........
        self.create_widgets()
        sys.stdout = TextEmit(self.st2, 'stdout')
        sys.stderr = TextEmit(self.st2, 'stderr')
        self.cached_dict_of_dict = {}

    def set_style(self):
        s = ttk.Style()
        s.configure('TButton', padding=(5))
        s.configure('TCombobox', padding=(5))
        s.configure('exe.TButton', foreground='red')

    def parse_data(self):
        data_file = self.com.get()
        print('\n[Data File]: %s' % data_file)
        print('=' * 52)
        user_input = self.st1.get('0.1', 'end-1c')
        query_list = CSV_Dict.get_query_list(user_input)
        if data_file and query_list:
            if data_file not in self.cached_dict_of_dict:
                c = CSV_Dict.from_raw_data(os.path.join(DATA_PAHT,
                                                        data_file))
                current_dict = c.detailed_dict
                self.cached_dict_of_dict[data_file] = current_dict
            else:
                current_dict = self.cached_dict_of_dict[data_file]
            print('[Dictionary count]: %s\n' % len(current_dict.keys()))
            print('\n' + '=' * 52)
            CSV_Dict.do_query(query_list, current_dict)
            print('===== [Mission Complete] =====\n')
        else:
            sys.stderr.write('----- [Mission Failed] -----\n')
            print('\n')

    def clear_output(self):
        self.st2.configure(state='normal')
        self.st2.delete('1.0', 'end')
        self.st2.configure(state='disabled')

    def show_summary_of_data_file(self):
        data_file = os.path.join(DATA_PAHT, self.com.get())
        base_name = self.com.get()
        if not os.path.isfile(data_file):
            sys.stderr.write('>>>>> [Error]: Data file does not exist: %s\n' %
                             data_file)
        print('\n[Show Data File Summary]  %s' % base_name)
        print('=' * 52)
        with open(data_file, 'r') as f:
            for i, line in enumerate(f):
                if i < SUMMARY_LINE:
                    print('[ %d ] %s' % (i, line.strip()))
                else:
                    print('[ 10] ... ...')
                    print('[...] ... ...')
                    break

    def create_widgets(self):
        self.content = ttk.Frame(self.master, padding=(5))

        self.b1 = ttk.Button(self.content, text='Clear Query')
        self.combo_value = StringVar()
        self.com = ttk.Combobox(self.content, textvariable=self.combo_value,
                                state='readonly')
        if not os.path.isdir(DATA_PAHT):
            os.mkdir(data_folder)
        self.com['values'] = os.listdir(DATA_PAHT)
        if len(self.com['values']) > 0:
            self.com.current(0)
        else:
            sys.stderr.write('Please put csv data file in data folder and '
                             'restart this program.')
        self.b2 = ttk.Button(self.content, text='Data Summary',
                             command=self.show_summary_of_data_file)
        self.b3 = ttk.Button(self.content, text='Query', style='exe.TButton')
        self.b4 = ttk.Button(self.content, text='Clear Log')
        self.st1 = ScrolledText(self.content)
        self.st2 = ScrolledText(self.content)

        self.b1.grid(row=0, column=0, sticky=(W))
        self.b2.grid(row=0, column=1, sticky=(E))
        self.com.grid(row=0, column=1, sticky=(W+E))
        self.b3.grid(row=0, column=2, sticky=(W))
        self.b4.grid(row=0, column=3, sticky=(E))
        self.st1.grid(row=1, column=0, columnspan=2, sticky=(W+E+S+N))
        self.st2.grid(row=1, column=2, columnspan=2, sticky=(W+E+S+N))
        self.content.grid(row=0, column=0, sticky=(W+E+S+N))

        self.b1['command'] = lambda: self.st1.delete('0.1', 'end')
        self.b3['command'] = self.parse_data
        self.b4['command'] = self.clear_output

        self.master.rowconfigure(0, weight=1)
        self.master.columnconfigure(0, weight=1)
        self.content.rowconfigure(0, weight=0)
        self.content.rowconfigure(1, weight=1)
        self.content.columnconfigure(0, weight=1)
        self.content.columnconfigure(1, weight=1)
        self.content.columnconfigure(2, weight=1)
        self.content.columnconfigure(3, weight=1)

        self.st1.focus()

# 需要导入模块: import ScrolledText [as 别名]
# 或者: from ScrolledText import focus [as 别名]

#.........这里部分代码省略.........
        self.parent.bind_all("<Command-Option-N>", self.new_tab)
        self.file_menu.add_separator()
        self.file_menu.add_command(label="Open", command=self.open_command, accelerator="Cmd+O")
        self.parent.bind_all("<Command-o>", self.open_command)
        self.parent.bind_all("<Command-O>", self.open_command)
        self.file_menu.add_command(label="Save", command=self.save_command, accelerator="Cmd+S")
        self.parent.bind_all("<Command-s>", self.save_command)
        self.parent.bind_all("<Command-S>", self.save_command)
        self.file_menu.add_separator()
        self.file_menu.add_command(label= "Quit", command= self.exit_program, accelerator="Cmd+W")
        self.parent.bind_all("<Command-w>", self.exit_program)
        self.parent.bind_all("<Command-W>", self.exit_program)

        # Edit Menu
        self.edit_menu = tk.Menu(self.menuBar, tearoff=0)
        self.menuBar.add_cascade(label= "Edit", menu= self.edit_menu)
        self.edit_menu.add_command(label = "Cut", command = self.cut_command, accelerator="Cmd+X")
        self.parent.bind_all("<Command-Shift-x>", self.cut_command)
        self.parent.bind_all("<Command-Shift-X>", self.cut_command)
        self.edit_menu.add_command(label = "Copy", command = self.copy_command, accelerator="Cmd+C")
        self.parent.bind_all("<Command-Shift-c>", self.copy_command)
        self.parent.bind_all("<Command-Shift-C>", self.copy_command)
        self.edit_menu.add_command(label = "Paste", command = self.paste_command, accelerator="Cmd+V")
        self.parent.bind_all("<Command-Shift-v>", self.paste_command)
        self.parent.bind_all("<Command-Shift-V>", self.paste_command)
        self.edit_menu.add_separator()
        self.edit_menu.add_command(label= "Find", command= self.find_command)

        parent.config(menu=self.menuBar)
        
##################################################

    def open_command(self, event=None):
        file = tkFileDialog.askopenfile(parent=root,mode='rb',title='Select a file')
        if file != None:
            contents = file.read()
            self.textWidget.insert("1.0",contents)
            file.close()

    def save_command(self, event=None):
        file = tkFileDialog.asksaveasfile(mode= 'w')
        if file != None:
            data = self.textWidget.get("1.0", END+'-1c')   #strip trailing \n at EOF
            file.write(data)
            file.close()

    def exit_program(self, event=None):
        if tkMessageBox.askokcancel("Quit", "Are you sure you want to quit?"):
            self.parent.destroy()
     
    #Opens up new text widget correctly but screws up closing the parent window via the menu       
    def new_command(self, event=None):
        win = Toplevel()
        SimpleTextEditor.__init__(self, win)
        
    #Currently under construction    
    def new_tab(self, event=None):
        #self.parent.add(self.textWidget, text="new tab", state='normal')
        new_frame = tk.Frame(self.parent)
        self.parent.add(new_frame, text='new', state='normal')
        
    def cut_command(self, event=None):
        text = self.textWidget.get(SEL_FIRST, SEL_LAST)
        self.textWidget.delete(SEL_FIRST, SEL_LAST)
        self.textWidget.clipboard_clear()
        self.textWidget.clipboard_append(text) 
        
    def copy_command(self, event=None):
        text = self.textWidget.get(SEL_FIRST, SEL_LAST)
        self.textWidget.clipboard_clear()
        self.textWidget.clipboard_append(text)
        
    def paste_command(self, event=None):
        try:
            text = self.textWidget.selection_get(selection= 'CLIPBOARD')
            self.textWidget.insert(INSERT, text)
        except TclError:
            pass
            
    def find_command(self):                  
        # Currently only works for highlighted text and will only find one match to the string, not all of the instances
        # Also does not work with key binding because of askstring hanging window bug :/
        target = askstring('SimpleEditor', 'Search String?')
        if target:
            where = self.textWidget.search(target, INSERT, END)
            if where:
                print where
                pastit = where + ('+%dc' % len(target))
                self.textWidget.tag_add(SEL, where, pastit)
                self.textWidget.mark_set(INSERT, pastit)
                self.textWidget.see(INSERT)
                self.textWidget.focus()       

    def about_command(self):
        label = tkMessageBox.showinfo("About", "A super duper simple text editor. It's now available through github, thanks to Jason!")                


    #dummy function as a place holder while constructing further functionality        
    def dummy_funct(self, event=None):
        print"The life of a function is often very lonely..."