# -*- coding: utf-8 -*-

import wx
import win32api
import sys, os

APP_TITLE = u'控件事件、鼠标事件、键盘事件、系统事件'
APP_ICON = 'res/python.ico'


class mainFrame(wx.Frame):
    '''程序主窗口类，继承自wx.Frame'''

    def __init__(self, parent):
        '''构造函数'''

        wx.Frame.__init__(self, parent, -1, APP_TITLE)
        self.SetBackgroundColour(wx.Colour(224, 224, 224))
        self.SetSize((520, 220))
        self.Center()

        if hasattr(sys, "frozen") and getattr(sys, "frozen") == "windows_exe":
            exeName = win32api.GetModuleFileName(win32api.GetModuleHandle(None))
            icon = wx.Icon(exeName, wx.BITMAP_TYPE_ICO)
        else:
            icon = wx.Icon(APP_ICON, wx.BITMAP_TYPE_ICO)
        self.SetIcon(icon)

        wx.StaticText(self, -1, u'第一行输入框：', pos=(40, 50), size=(100, -1), style=wx.ALIGN_RIGHT)
        wx.StaticText(self, -1, u'第二行输入框：', pos=(40, 80), size=(100, -1), style=wx.ALIGN_RIGHT)
        self.tip = wx.StaticText(self, -1, u'', pos=(145, 110), size=(150, -1), style=wx.ST_NO_AUTORESIZE)

        self.tc1 = wx.TextCtrl(self, -1, '', pos=(145, 50), size=(150, -1), name='TC01', style=wx.TE_CENTER)
        self.tc2 = wx.TextCtrl(self, -1, '', pos=(145, 80), size=(150, -1), name='TC02',
                               style=wx.TE_PASSWORD | wx.ALIGN_RIGHT)

        btn_mea = wx.Button(self, -1, u'鼠标左键事件', pos=(350, 50), size=(100, 25))
        btn_meb = wx.Button(self, -1, u'鼠标所有事件', pos=(350, 80), size=(100, 25))
        btn_close = wx.Button(self, -1, u'关闭窗口', pos=(350, 110), size=(100, 25))

        # 控件事件
        self.tc1.Bind(wx.EVT_TEXT, self.EvtText)
        self.tc2.Bind(wx.EVT_TEXT, self.EvtText)
        self.Bind(wx.EVT_BUTTON, self.OnClose, btn_close)

        # 鼠标事件 
        btn_mea.Bind(wx.EVT_LEFT_DOWN, self.OnLeftDown)
        btn_mea.Bind(wx.EVT_LEFT_UP, self.OnLeftUp)
        btn_mea.Bind(wx.EVT_MOUSEWHEEL, self.OnMouseWheel)
        btn_meb.Bind(wx.EVT_MOUSE_EVENTS, self.OnMouse)

        # 键盘事件
        self.Bind(wx.EVT_KEY_DOWN, self.OnKeyDown)

        # 系统事件
        self.Bind(wx.EVT_CLOSE, self.OnClose)
        self.Bind(wx.EVT_SIZE, self.On_size)
        # self.Bind(wx.EVT_PAINT, self.On_paint)
        # self.Bind(wx.EVT_ERASE_BACKGROUND, lambda event: None)

    def EvtText(self, evt):
        '''输入框事件函数'''

        obj = evt.GetEventObject()
        objName = obj.GetName()
        text = evt.GetString()

        if objName == 'TC01':
            self.tc2.SetValue(text)
        elif objName == 'TC02':
            self.tc1.SetValue(text)

    def On_size(self, evt):
        '''改变窗口大小事件函数'''

        self.Refresh()
        evt.Skip()  # 体会作用

    def OnClose(self, evt):
        '''关闭窗口事件函数'''

        dlg = wx.MessageDialog(None, u'确定要关闭本窗口？', u'操作提示', wx.YES_NO | wx.ICON_QUESTION)
        if (dlg.ShowModal() == wx.ID_YES):
            self.Destroy()

    def OnLeftDown(self, evt):
        '''左键按下事件函数'''

        self.tip.SetLabel(u'左键按下')

    def OnLeftUp(self, evt):
        '''左键弹起事件函数'''

        self.tip.SetLabel(u'左键弹起')

    def OnMouseWheel(self, evt):
        '''鼠标滚轮事件函数'''

        vector = evt.GetWheelRotation()
        self.tip.SetLabel(str(vector))

    def OnMouse(self, evt):
        '''鼠标事件函数'''

        self.tip.SetLabel(str(evt.EventType))

    def OnKeyDown(self, evt):
        '''键盘事件函数'''

        key = evt.GetKeyCode()
        self.tip.SetLabel(str(key))


class mainApp(wx.App):
    def OnInit(self):
        self.SetAppName(APP_TITLE)
        self.Frame = mainFrame(None)
        self.Frame.Show()
        return True


if __name__ == "__main__":
    app = mainApp()
    app.MainLoop()