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textctrl長時間実行されているスレッドが何らかの情報を見つけている間に、wxpythonでを更新しようとしています。ユーザーがフォーカスを別のウィンドウに変更するまではうまく機能し、その後wxpythonスクリプトに戻ると、スレッドが終了するまでGUIが応答しなくなります。

このスクリプトに戻ってもtextctrl、アニメーションカーソルで更新を確認する方法はありますか？

コードは次のとおりです。

#!/usr/bin/env python
import wx
import thread
import Queue
from time import sleep

class MyFrame1 ( wx.Frame ):

        def __init__( self, parent ):
                wx.Frame.__init__ ( self, parent, id = wx.ID_ANY, title = wx.EmptyString, pos = wx.DefaultPosition, size = wx.Size( 500,300 ), style = wx.DEFAULT_FRAME_STYLE|wx.TAB_TRAVERSAL )

                self.SetSizeHintsSz( wx.DefaultSize, wx.DefaultSize )

                bSizer1 = wx.BoxSizer( wx.VERTICAL )

                self.m_panel1 = wx.Panel( self, wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.TAB_TRAVERSAL )
                bSizer2 = wx.BoxSizer( wx.VERTICAL )

                self.m_button1 = wx.Button( self.m_panel1, wx.ID_ANY, u"MyButton", wx.DefaultPosition, wx.DefaultSize, 0 )
                bSizer2.Add( self.m_button1, 0, wx.ALL, 5 )

                self.m_panel1.SetSizer( bSizer2 )
                self.m_panel1.Layout()
                bSizer2.Fit( self.m_panel1 )
                bSizer1.Add( self.m_panel1, 1, wx.EXPAND |wx.ALL, 5 )

                self.m_panel2 = wx.Panel( self, wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.TAB_TRAVERSAL )
                bSizer3 = wx.BoxSizer( wx.VERTICAL )

                self.m_textCtrl1 = wx.TextCtrl( self.m_panel2, wx.ID_ANY, wx.EmptyString, wx.DefaultPosition, wx.DefaultSize, wx.TE_MULTILINE )
                bSizer3.Add( self.m_textCtrl1, 1, wx.ALL|wx.EXPAND, 5 )

                self.m_panel2.SetSizer( bSizer3 )
                self.m_panel2.Layout()
                bSizer3.Fit( self.m_panel2 )
                bSizer1.Add( self.m_panel2, 1, wx.EXPAND |wx.ALL, 5 )

                self.SetSizer( bSizer1 )
                self.Layout()

                self.Centre( wx.BOTH )

                # Connect Events
                self.m_button1.Bind( wx.EVT_BUTTON, self.do_something )

        def __del__( self ):
                pass


        # Virtual event handlers, overide them in your derived class
        def do_something( self, event ):
                event.Skip()



class MyFrame( MyFrame1 ):
    def __init__( self, parent ):
        MyFrame1.__init__( self, parent )

    def do_something(self, event):
        self.Result = Queue.Queue()
        thread.start_new_thread(self.do_loop, ())
        self.m_textCtrl1.AppendText("searching for something... ")
        self.found= 0
        for character in self.cursor():
            self.m_textCtrl1.AppendText(character)
            self.Update()
            sleep(0.1)
            self.m_textCtrl1.Undo()
            if (self.found == 1):
                self.m_textCtrl1.AppendText('\n')
                break
        num = self.Result.get()
        print num

    def cursor(self):
        characters='.oOo'
        i = 0
        while 1:
            yield characters[i]
            i = (i + 1) % len(characters)

    def do_loop(self):
        x = 0
        while (x < 20007):
            print x
            x = x + 1
            if x == 20000:
                self.Result.put(x)
                self.found = 1
                break

class threadtest(wx.App):
    def OnInit(self):
        self.m_frame = MyFrame(None)
        self.m_frame.Show()
        self.SetTopWindow(self.m_frame)
        return True

app = threadtest(0)
app.MainLoop()
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1 に答える 1

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これは、匿名の臆病者のコメントに基づく解決策です。ボタンイベントからスレッドにすべてを移動しました。これを行うためのより良い方法があるかどうか教えてください。

#!/usr/bin/env python
import wx
import thread
import Queue
from time import sleep

class MyFrame1 ( wx.Frame ):

        def __init__( self, parent ):
                wx.Frame.__init__ ( self, parent, id = wx.ID_ANY, title = wx.EmptyString, pos = wx.DefaultPosition, size = wx.Size( 500,300 ), style = wx.DEFAULT_FRAME_STYLE|wx.TAB_TRAVERSAL )

                self.SetSizeHintsSz( wx.DefaultSize, wx.DefaultSize )

                bSizer1 = wx.BoxSizer( wx.VERTICAL )

                self.m_panel1 = wx.Panel( self, wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.TAB_TRAVERSAL )
                bSizer2 = wx.BoxSizer( wx.VERTICAL )

                self.m_button1 = wx.Button( self.m_panel1, wx.ID_ANY, u"MyButton", wx.DefaultPosition, wx.DefaultSize, 0 )
                bSizer2.Add( self.m_button1, 0, wx.ALL, 5 )

                self.m_panel1.SetSizer( bSizer2 )
                self.m_panel1.Layout()
                bSizer2.Fit( self.m_panel1 )
                bSizer1.Add( self.m_panel1, 1, wx.EXPAND |wx.ALL, 5 )

                self.m_panel2 = wx.Panel( self, wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.TAB_TRAVERSAL )
                bSizer3 = wx.BoxSizer( wx.VERTICAL )

                self.m_textCtrl1 = wx.TextCtrl( self.m_panel2, wx.ID_ANY, wx.EmptyString, wx.DefaultPosition, wx.DefaultSize, wx.TE_MULTILINE )
                bSizer3.Add( self.m_textCtrl1, 1, wx.ALL|wx.EXPAND, 5 )

                self.m_panel2.SetSizer( bSizer3 )
                self.m_panel2.Layout()
                bSizer3.Fit( self.m_panel2 )
                bSizer1.Add( self.m_panel2, 1, wx.EXPAND |wx.ALL, 5 )

                self.SetSizer( bSizer1 )
                self.Layout()

                self.Centre( wx.BOTH )

                # Connect Events
                self.m_button1.Bind( wx.EVT_BUTTON, self.do_something )

        def __del__( self ):
                pass


        # Virtual event handlers, overide them in your derived class
        def do_something( self, event ):
                event.Skip()



class MyFrame( MyFrame1 ):
    def __init__( self, parent ):
        MyFrame1.__init__( self, parent )

    def do_something(self, event):
        thread.start_new_thread(self.do_something_thread, ())

    def do_something_thread(self):
        self.Result = Queue.Queue()
        thread.start_new_thread(self.do_loop, ())
        self.m_textCtrl1.AppendText("searching for something... ")
        self.found= 0
        for character in self.cursor():
            self.m_textCtrl1.AppendText(character)
            self.Update()
            sleep(0.1)
            self.m_textCtrl1.Undo()
            if (self.found == 1):
                self.m_textCtrl1.AppendText('\n')
                break
        num = self.Result.get()
        print num

    def cursor(self):
        characters='.oOo'
        i = 0
        while 1:
            yield characters[i]
            i = (i + 1) % len(characters)

    def do_loop(self):
        x = 0
        while (x < 20007):
            print x
            x = x + 1
            if x == 20000:
                self.Result.put(x)
                self.found = 1
                break

class threadtest(wx.App):
    def OnInit(self):
        self.m_frame = MyFrame(None)
        self.m_frame.Show()
        self.SetTopWindow(self.m_frame)
        return True

app = threadtest(0)
app.MainLoop()
于 2012-11-16T23:43:56.027 に答える