add log display

app.py

 #!/usr/bin/env python
 
 import wx
+from log_utils import LogUtils
 from programmer import Programmer
 from settings import Settings
 
@@ -34,16 +35,32 @@ class NrfxTool(wx.Frame):
 
         #----------------------------------------
         # log显示区域
+        self.log_clear_btn = wx.Button(self, label='Clear log')
+        self.log_clear_btn.Bind(wx.EVT_BUTTON, self.log_clear_btn_handler)
+
+        self.log_text = wx.TextCtrl(self,
+                                    style=wx.TE_MULTILINE | wx.TE_READONLY
+                                    | wx.VSCROLL)
 
         vbox.Add(self.nb)
+        vbox.Add(self.log_clear_btn, flag=wx.EXPAND | wx.ALL)
+        vbox.Add(self.log_text, proportion=1, flag=wx.EXPAND | wx.ALL)
         self.SetSizerAndFit(vbox)
 
         self.SetSize(self.settings.size)
         self.Centre()
         self.Show(True)
 
+        # 实例化log模块，绑定输出到log显示区域
+        self.logger = LogUtils.sharedInstance('1')
+        LogUtils.sharedInstance('nrfx_tool').set_ctrl_to_logging(self.log_text)
+        self.logger.set_logger('nrfx_tool', 'logs')
+
         print(self.nb.GetSize())
 
+    def log_clear_btn_handler(self, e):
+        self.log_text.Clear()
+
 
 def main():
     app = wx.App()

log_utils.py

+# -*- coding:utf-8 -*-
+
+import wx
+import logging
+import os
+import time
+from pathlib import Path
+
+
+class TextHandler(logging.Handler):
+    def __init__(self) -> None:
+        logging.Handler.__init__(self)
+        self.ctrl = None
+
+    def set_ctrl(self, ctrl):
+        self.ctrl = ctrl
+
+    def emit(self, record):
+        if not self.ctrl == None:
+            wx.CallAfter(self.ctrl.write, self.format(record) + "\n")
+
+
+class LogUtils(object):
+    log = None
+
+    # 实现一个静态方法实例
+    @staticmethod
+    def sharedInstance(task_id):
+        if LogUtils.log == None:
+            LogUtils.log = LogUtils(task_id)
+        return LogUtils.log
+
+    def __init__(self, task_id) -> None:
+        self.logger = logging.getLogger(task_id)
+        self.level = logging.INFO
+        self.fmt = logging.Formatter('%(asctime)s %(levelname)s: %(message)s')
+        self.text_ctrl = None
+        self.text_handler = TextHandler()
+
+    def set_logger(self, task_id, log_path, log_name=''):
+        '''log目录设置'''
+        if not os.path.exists(log_path):
+            os.makedirs(log_path)
+
+        if log_name == '':
+            log_name = '%s_%s.log' % (task_id, int(time.time()))
+
+        logs_folder = Path(log_path)
+        logs_path = logs_folder / log_name
+        print(logs_path)
+
+        # 文件句柄
+        fh = logging.FileHandler(logs_path)
+        # 设置格式
+        fh.setFormatter(self.fmt)
+        # 添加文件输出流
+        self.logger.addHandler(fh)
+
+        # 输出到控制台
+        sh = logging.StreamHandler()
+        # 设置格式
+        sh.setFormatter(self.fmt)
+        # 添加标准输出流
+        self.logger.addHandler(sh)
+
+        # 自定义log重定向
+        self.logger.addHandler(self.text_handler)
+        self.logger.setLevel(logging.INFO)
+        self.logger.info(u'Logging start.\n')
+
+    def info(self, s):
+        self.logger.info(s)
+
+    def set_ctrl_to_logging(self, text_ctrl):
+        self.text_ctrl = text_ctrl
+        if not self.text_handler == None:
+            self.text_handler.set_ctrl(self.text_ctrl)

programmer.py

 import wx
+from log_utils import LogUtils
 from settings import Settings
 
 
@@ -9,6 +10,9 @@ class Programmer(wx.Panel):
 
         self._init_ui()
 
+        # 实例化log模块
+        self.logger = LogUtils.sharedInstance('2')
+
     def _init_ui(self):
         # 最底层水平布局vbox
         self.vbox = wx.BoxSizer(wx.VERTICAL)
@@ -176,9 +180,17 @@ class Programmer(wx.Panel):
         self.setting_sbox_sizer.Add(self.setting_gbs)
         #------------------------------------------------
 
+        #------------------------------------------------
+        # 按键绑定
+        self.erase_all_btn.Bind(wx.EVT_BUTTON, self._erase_all_btn_handler)
+        #------------------------------------------------
+
         self.vbox.Add(self.file_sbox_sizer)
         self.vbox.Add(self.setting_sbox_sizer)
         self.SetSizerAndFit(self.vbox)
 
         print(self.file_sbox.GetSize())
         print(self.setting_sbox.GetSize())
+
+    def _erase_all_btn_handler(self, e):
+        self.logger.info('_erase_all_btn_handler')