基于 tkinter 的简易IDE/文本编辑器。（参考）
功能：
- 菜单栏
- 文件操作功能：新建、保存、另存为
- 文本操作功能：复制、剪切、全选、撤销、重做
- 快捷键
- 主题切换
- 文本右键功能
- 文本高亮
- 搜索
- 行号
图标：
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预览：
配置文件：config.ini
[window]
program_name = UINOTE Editor
[icon]
newfile = ico/newfile.png
openfile = ico/open.png
savefile = ico/save.png
undofile = ico/undo.png
redofile = ico/redo.png
cutfile = ico/cut.png
copyfile = ico/copy.png
pastefile = ico/paste.png
findfile = ico/find.png
[textension]
aa = save
bb = D1D4D1
[theme]
color_schemes = {
'Default': '#000000.#FFFFFF',
'Greygarious': '#83406A.#D1D4D1',
'Aquamarine': '#5B8340.#D1E7E0',
'Bold Beige': '#4B4620.#FFF0E1',
'Cobalt Blue': '#ffffBB.#3333aa',
'Olive Green': '#D1E7E0.#5B8340',
'Night Mode': '#FFFFFF.#000000'}
select_themes = Default
[common]
bgstartsetting = False
bgdir = bg
bgname = default_bg.png
代码：app.py
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
from tkinter.filedialog import *
from tkinter import *
from pathlib import Path
from PIL import Image, ImageTk
import tkinter.messagebox as tmb
import shutil
from configparser import ConfigParser
import os.path
d = os.path.dirname(__file__)
file_name = None
def exitText(event=None):
# 保存 不保存
if tmb.askokcancel("Quit?", "Really quit?"):
## 退出前自动保存文件
save()
root.destroy()
def cut():
'''剪切'''
content_text.event_generate("<<Cut>>")
def copy():
'''复制'''
content_text.event_generate("<<Copy>>")
def paste():
'''粘贴'''
content_text.event_generate("<<Paste>>")
def undo(event=None):
'''向前撤销'''
content_text.event_generate("<<Undo>>")
return 'break'
def redo(event=None):
'''向后返回'''
content_text.event_generate("<<Redo>>")
return 'break'
def select_all(event=None):
'''全选'''
content_text.tag_add('sel', '1.0', 'end')
return 'break'
def find_text(event=None):
'''搜索字段'''
search_toplevel = Toplevel(root)
search_toplevel.title('Find Text')
search_toplevel.transient(root)
search_toplevel.resizable(False, False)
Label(search_toplevel, text="Find All:").grid(row=0, column=0, sticky='e')
search_entry_widget = Entry(search_toplevel, width=25)
search_entry_widget.grid(row=0, column=1, padx=2, pady=2, sticky='we')
search_entry_widget.focus_set()
ignore_case_value = IntVar()
Checkbutton(search_toplevel, text='IgnoreCase',
variable=ignore_case_value).grid(row=1,
column=1,
sticky='e',
padx=2,
pady=2)
Button(search_toplevel,
text="Find All",
underline=0,
command=lambda: search_output(search_entry_widget.get(
), ignore_case_value.get(), content_text, search_toplevel,
search_entry_widget)).grid(
row=0,
column=2,
sticky='ew',
padx=2,
pady=2)
def close_search_window():
'''关闭选框'''
content_text.tag_remove('match', '1.0', 'end')
search_toplevel.destroy()
search_toplevel.protocol('WM_DELETE_WINDOW', close_search_window)
return 'break'
def search_output(needle, if_ignore_case, content_text, search_toplevel,
search_box):
'''匹配文字'''
content_text.tag_remove('match', '1.0', 'end')
matches_found = 0
if needle:
start_pos = '1.0'
while True:
start_pos = content_text.search(needle,
start_pos,
nocase=if_ignore_case,
stopindex='end')
if not start_pos:
break
end_pos = '{}+{}c'.format(start_pos, len(needle))
content_text.tag_add('match', start_pos, end_pos)
matches_found += 1
start_pos = end_pos
content_text.tag_config('match',
foreground='red',
background='yellow')
search_box.focus_set()
search_toplevel.title('{} matches found'.format(matches_found))
def open_file(event=None):
'''打开文件'''
input_file_name = askopenfilename(defaultextension=".txt",
filetypes=[("All Files", "*.*"),
("Text Documents", "*.txt")])
if input_file_name:
global file_name
file_name = input_file_name
root.title('{} - {}'.format(os.path.basename(file_name), PROGRAM_NAME))
content_text.delete(1.0, 'end')
with open(file_name) as _file:
content_text.insert(1.0, _file.read())
update_line_numbers()
def save(event=None):
'''save文件'''
print('保存')
global file_name
print('文件路径', file_name)
try:
if not file_name:
print('新建，未打开文件')
save_as()
else:
print('保存，已打开文件')
write_to_file(file_name)
except:
pass
tmb.showerror('异常', '文件保存异常，请重试！')
return 'break'
def save_as(event=None):
'''另存为'''
print('另存为')
input_file_name = asksaveasfilename(defaultextension=".txt",
filetypes=[("All Files", "*.*"),
("Text Documents", "*.txt")
])
if input_file_name:
global file_name
file_name = input_file_name
write_to_file(file_name)
root.title('{} - {}'.format(os.path.basename(file_name), PROGRAM_NAME))
return 'break'
def write_to_file(file_name):
'''写入文件'''
try:
content = content_text.get(1.0, 'end')
with open(file_name, 'w') as the_file:
the_file.write(content)
except IOError:
pass
def new_file(event=None):
'''新建文件'''
root.title("Untitled")
global file_name
file_name = None
content_text.delete(1.0, 'end')
def display_about_messagebox(event=None):
'''about messagebox'''
tmb.showinfo(
"About",
"{}{}".format(PROGRAM_NAME,
"\nTkinter GUIApplication\n Development Blueprints"))
def display_help_messagebox(event=None):
'''help messagebox'''
tmb.showinfo("Help",
"帮助文档: \nTkinter GUI Application\n Development Blueprints",
icon='question')
def on_content_changed(event=None):
'''输入框发送改变时'''
update_line_numbers()
update_cursor_info_bar()
def get_line_numbers():
'''获取行号'''
output = ''
if show_line_number.get():
row, col = content_text.index("end").split('.')
for i in range(1, int(row)):
output += str(i) + '\n'
return output
def update_line_numbers(event=None):
'''更新行号'''
line_numbers = get_line_numbers()
line_number_bar.config(state='normal')
line_number_bar.delete('1.0', 'end')
line_number_bar.insert('1.0', line_numbers)
line_number_bar.config(state='disabled')
def highlight_line(interval=100):
'''高亮显示当前行'''
content_text.tag_remove("active_line", 1.0, "end")
content_text.tag_add("active_line", "insert linestart",
"insert lineend+1c")
content_text.after(interval, toggle_highlight)
def undo_highlight():
'''取消高亮'''
content_text.tag_remove("active_line", 1.0, "end")
def toggle_highlight(event=None):
'''高亮切换'''
if to_highlight_line.get():
highlight_line()
else:
undo_highlight()
def show_cursor_info_bar():
'''显示底部行列信息'''
show_cursor_info_checked = show_cursor_info.get()
if show_cursor_info_checked:
cursor_info_bar.pack(expand='no', fill=None, side='right', anchor='se')
else:
cursor_info_bar.pack_forget()
def update_cursor_info_bar(event=None):
'''更新底部行列信息'''
row, col = content_text.index(INSERT).split('.')
line_num, col_num = str(int(row)), str(int(col) + 1) # col starts at 0
infotext = "Line: {0} | Column: {1}".format(line_num, col_num)
cursor_info_bar.config(text=infotext)
def change_theme(event=None):
'''修改主题'''
selected_theme = themes_choices.get()
# 写入配置文件
conf.set('theme', 'select_themes', selected_theme)
saveConf()
fg_bg_colors = color_schemes.get(selected_theme)
foreground_color, background_color = fg_bg_colors.split('.')
content_text.config(background=background_color, fg=foreground_color)
def select_background(event=None):
'''选择背景图片,已经取消，因为tkinter透明度不好用'''
conf.set('common', 'bgstartsetting', 'true')
saveConf()
bgStartChecked = bgStart.get()
print('[*] 是否启用背景设置', bgStartChecked)
if bgStartChecked:
print('弹出选择文件框')
imgSelect = askopenfilename(defaultextension=".txt",
filetypes=[(".png", ".jpg"),
("Text Documents", "*.txt")])
if imgSelect:
global imgSelectName
imgSelectName = imgSelect
print(imgSelectName) # C:/Users/hz/Desktop/我的文件/我的图片/11.jpg
# 将图片拷贝到当前文件夹 修改配置参数
shutil.copyfile(imgSelectName, Path(d) / bgDir / bgName)
else:
print('隐藏图片')
print('使用主题选择的颜色')
def set_background():
'''设置背景'''
pass
def readSettings():
'''读取配置文件'''
global PROGRAM_NAME
PROGRAM_NAME = conf.get('window', 'PROGRAM_NAME')
global newFile
newFile = conf.get('icon', 'newFile')
global openFile
openFile = conf.get('icon', 'openFile')
global saveFile
saveFile = conf.get('icon', 'saveFile')
global undoFile
undoFile = conf.get('icon', 'undoFile')
global redoFile
redoFile = conf.get('icon', 'redoFile')
global cutFile
cutFile = conf.get('icon', 'cutFile')
global copyFile
copyFile = conf.get('icon', 'copyFile')
global pasteFile
pasteFile = conf.get('icon', 'pasteFile')
global findFile
findFile = conf.get('icon', 'findFile')
global color_schemes
color_schemes_str = conf.get('theme', 'color_schemes')
color_schemes = eval(color_schemes_str)
global select_themes
select_themes = conf.get('theme', 'select_themes')
global bgstartsetting
bgstartsetting = conf.get('common', 'bgstartsetting')
global bgDir
bgDir = conf.get('common', 'bgdir')
global bgName
bgName = conf.get('common', 'bgname')
def saveConf():
'''保存配置文件'''
fp = Path(d) / 'config.ini'
with open(fp, 'w') as fw:
conf.write(fw)
def show_popup_menu(event):
'''显示右键菜单'''
popup_menu.tk_popup(event.x_root, event.y_root)
if __name__ == '__main__':
## 配置文件路径
fp = Path(d) / 'config.ini'
print('config.ini', fp)
## 实例化
conf = ConfigParser()
## 读取配置文件
conf.read(fp, encoding='utf8') ## 配置文件编码是utf-8
## 读取里面的内容
readSettings()
## 开始窗体部分
root = Tk()
# 引入菜单
menu_bar = Menu(root)
file_menu = Menu(menu_bar, tearoff=0)
edit_menu = Menu(menu_bar, tearoff=0)
view_menu = Menu(menu_bar, tearoff=0)
help_menu = Menu(menu_bar, tearoff=0)
themes_menu = Menu(menu_bar, tearoff=0)
# 添加菜单列表
menu_bar.add_cascade(label='File', menu=file_menu)
menu_bar.add_cascade(label='Edit', menu=edit_menu)
menu_bar.add_cascade(label='View', menu=view_menu)
menu_bar.add_cascade(label='Help', menu=help_menu)
# File菜单
imageNew = ImageTk.PhotoImage(Image.open(Path(d) / newFile))
file_menu.add_command(label='New',
accelerator='Ctrl+N',
compound='left',
image=imageNew,
command=lambda: new_file())
imageOpen = ImageTk.PhotoImage(Image.open(Path(d) / openFile))
file_menu.add_command(label='Open',
accelerator='Ctrl+O',
compound='left',
image=imageOpen,
command=lambda: open_file())
imageSave = ImageTk.PhotoImage(Image.open(Path(d) / saveFile))
file_menu.add_command(label='Save',
accelerator='Ctrl+S',
compound='left',
image=imageSave,
command=lambda: save())
file_menu.add_command(label='Save as',
accelerator='Ctrl+shift+s',
compound='left',
image='',
command=lambda: save_as())
file_menu.add_separator()
file_menu.add_command(label='Exit',
accelerator='Alt+F4',
compound='left',
image='',
command=lambda: exitText())
# Edit菜单
imageUndo = ImageTk.PhotoImage(Image.open(Path(d) / undoFile))
edit_menu.add_command(label='Undo',
accelerator='Ctrl+Z',
compound='left',
image=imageUndo,
command=lambda: undo())
imageRedo = ImageTk.PhotoImage(Image.open(Path(d) / undoFile))
edit_menu.add_command(label='Redo',
accelerator='Ctrl+Y',
compound='left',
image=imageRedo,
command=lambda: redo())
imageCut = ImageTk.PhotoImage(Image.open(Path(d) / cutFile))
edit_menu.add_command(label='Cut',
accelerator='Ctrl+X',
compound='left',
image=imageCut,
command=lambda: cut())
imageCopy = ImageTk.PhotoImage(Image.open(Path(d) / copyFile))
edit_menu.add_command(label='Copy',
accelerator='Ctrl+C',
compound='left',
image=imageCopy,
command=lambda: copy())
imagePaste = ImageTk.PhotoImage(Image.open(Path(d) / pasteFile))
edit_menu.add_command(label='Paste',
accelerator='Ctrl+V',
compound='left',
image=imagePaste,
command=lambda: paste())
edit_menu.add_separator()
edit_menu.add_command(label='Find',
accelerator='Ctrl+F',
compound='left',
image='',
command=lambda: find_text())
edit_menu.add_separator()
edit_menu.add_command(label='Select All',
accelerator='Ctrl+A',
compound='left',
image='',
command=lambda: select_all())
# Help菜单
help_menu.add_command(label='About',
accelerator='',
compound='left',
image='',
command=lambda: display_about_messagebox())
help_menu.add_command(label='Help',
accelerator='',
compound='left',
image='',
command=lambda: display_help_messagebox())
# 添加横向Frame
shortcut_bar = Frame(root, height=25, background='light seagreen')
shortcut_bar.pack(expand='no', fill='x')
# 添加纵向Frame
line_number_bar = Text(root,
width=4,
padx=3,
takefocus=0,
border=0,
background='khaki',
state='disabled',
wrap='none')
line_number_bar.pack(side='left', fill='y')
# 添加文本框
## undo True 可以无限撤销 False 不能撤销
content_text = Text(root, wrap='word', undo=True)
## 给文本框绑定鼠标事件 同时绑定执行函数
content_text.bind('<Control-y>', redo) # handling Ctrl + small-case y
content_text.bind('<Control-Y>', redo) # handling Ctrl + upper-case Y
content_text.bind('<Control-a>',
select_all) # handling Ctrl + upper-case a
content_text.bind('<Control-A>',
select_all) # handling Ctrl + upper-case A
content_text.bind('<Control-f>', find_text) #ctrl + f
content_text.bind('<Control-F>', find_text) #ctrl + F
content_text.bind('<Control-N>', new_file) #ctrl + N
content_text.bind('<Control-n>', new_file) #ctrl + n
content_text.bind('<Control-O>', open_file) #ctrl + O
content_text.bind('<Control-o>', open_file) #ctrl + o
content_text.bind('<Control-S>', save) #ctrl + S
content_text.bind('<Control-s>', save) #ctrl + s
content_text.bind('<Control-Shift-S>', save_as) #ctrl + shift + S
content_text.bind('<Control-Shift-s>', save_as) #ctrl + sgift + s
content_text.bind('<KeyPress-F1>', display_help_messagebox)
content_text.bind('<Any-KeyPress>', on_content_changed) ## 切换行号
content_text.bind('<Button-1>', on_content_changed)
content_text.tag_configure('active_line', background='ivory2')
# 增加右键功能
popup_menu = Menu(content_text)
popup_menu.add_command(label='Cut',
compound='left',
image=imageCut,
command=lambda: cut())
popup_menu.add_command(label='Copy',
compound='left',
image=imageCopy,
command=lambda: copy())
popup_menu.add_command(label='Paste',
compound='left',
image=imagePaste,
command=lambda: paste())
popup_menu.add_command(label='Undo',
compound='left',
image=imageUndo,
command=lambda: undo())
popup_menu.add_command(label='Redo',
compound='left',
image=imageRedo,
command=lambda: redo())
popup_menu.add_separator()
popup_menu.add_command(label='Select All', underline=7, command=select_all)
## 文本框绑定右键事件
content_text.bind('<Button-2>', show_popup_menu)
## 显示文本框
content_text.pack(expand='yes', fill='both')
## 增加滚动条
scroll_bar = Scrollbar(content_text)
content_text.configure(yscrollcommand=scroll_bar.set)
scroll_bar.config(command=content_text.yview)
scroll_bar.pack(side='right', fill='y')
# views 添加下拉选项
show_line_number = IntVar()
show_line_number.set(1)
view_menu.add_checkbutton(label="Show Line Number",
variable=show_line_number,
command=update_line_numbers)
show_cursor_info = IntVar()
show_cursor_info.set(1)
view_menu.add_checkbutton(label="Show Cursor Location at Bottom",
variable=show_cursor_info,
command=show_cursor_info_bar)
to_highlight_line = BooleanVar()
to_highlight_line.set(1)
view_menu.add_checkbutton(label="HighLight Current Line",
variable=to_highlight_line,
command=toggle_highlight)
toggle_highlight()
## 增加分割线
view_menu.add_cascade(label="Themes", menu=themes_menu) # theme
## 增加theme菜单
themes_choices = StringVar()
themes_choices.set(select_themes)
for k, themes_choice in color_schemes.items():
themes_menu.add_radiobutton(label=k,
variable=themes_choices,
command=change_theme,
value=k)
# 添加设置背景功能
# bgStart = IntVar()
# bgStart.set(0)
# view_menu.add_checkbutton(label="Set Background", variable=bgStart, command=select_background)
## 添加快捷图标
icons = [(newFile, 'new_file'), (openFile, 'open_file'),
(saveFile, 'save'), (cutFile, 'cut'), (copyFile, 'copy'),
(pasteFile, 'paste'), (undoFile, 'undo'), (redoFile, 'redo'),
(findFile, 'find_text')]
for i, icon in enumerate(icons):
tool_bar_icon = ImageTk.PhotoImage(Image.open(Path(d) / icon[0]))
# cmd = eval(icon)
tool_bar = Button(shortcut_bar,
image=tool_bar_icon,
command=eval(icon[1]))
tool_bar.image = tool_bar_icon
tool_bar.pack(side='left')
## 添加底部显示行号
cursor_info_bar = Label(content_text, text='Line: 1 | Column: 1')
cursor_info_bar.pack(expand=NO, fill=None, side=RIGHT, anchor='se')
## 配置menu
root.config(menu=menu_bar)
## 设置rootname
root.title(PROGRAM_NAME)
## 设置最小size
root.minsize(800, 600)
## 设置居中显示
root.geometry('%dx%d+%d+%d' % (800, 600,
(root.winfo_screenwidth() - 1000) / 2,
(root.winfo_screenheight() - 600) / 2))
## 配置默认主题
change_theme()
mainloop()
