[python] wxPython demo

 

import wx
 
class FileDrop(wx.FileDropTarget):
    def __init__(self, window):
        wx.FileDropTarget.__init__(self)
        self.window = window
    def OnDropFiles(self, x, y, filenames):
        self.window.drop_handle(filenames)
        return True

class VBox(wx.Panel):
    def __init__(self,parent):
        super().__init__( parent, wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.TAB_TRAVERSAL )
        self.box = wx.BoxSizer(wx.VERTICAL)
        self.SetSizer(self.box)
    def Add(self,ctrl,border=5,expand=False,fill=False,bottom=False):
        flag = wx.ALIGN_BOTTOM if bottom else 0
        flag |= wx.EXPAND if expand else 0
        flag |= wx.ALL if border else 0
        self.box.Add( ctrl, 1 if fill else 0, flag, border )
        return ctrl
        
class HBox(wx.Panel):
    def __init__(self, parent):
        super().__init__( parent, wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.TAB_TRAVERSAL )
        self.box = wx.BoxSizer(wx.HORIZONTAL)
        self.SetSizer(self.box)
    def Add(self,ctrl,border=5,expand=False,fill=False,right=False):
        flag = wx.ALIGN_CENTER_VERTICAL
        flag |= wx.ALIGN_RIGHT if right else 0
        flag |= wx.EXPAND if expand else 0
        flag |= wx.ALL if border else 0
        self.box.Add( ctrl, 1 if fill else 0, flag, border )
        return ctrl
        
class Label(wx.StaticText):
    def __init__(self, parent, label):
        super().__init__( parent, wx.ID_ANY, label, wx.DefaultPosition, wx.DefaultSize, 0 )
        self.Wrap(-1)

class Button(wx.Button):
    def __init__(self, parent, label, handler=None):
        super().__init__( parent, wx.ID_ANY, label, wx.DefaultPosition, wx.DefaultSize, 0 )
        if handler: self.Bind(wx.EVT_BUTTON, handler)

class TextField(wx.TextCtrl):
    def __init__(self, parent, label=wx.EmptyString, handler=None):
        super().__init__( parent, wx.ID_ANY, label, wx.DefaultPosition, wx.DefaultSize, 0 )
        if handler: pass

class Text(wx.TextCtrl):
    def __init__(self, parent, label=wx.EmptyString, handler=None):
        super().__init__( parent, wx.ID_ANY, label, wx.DefaultPosition, wx.DefaultSize,
            wx.TE_MULTILINE|wx.TE_WORDWRAP )

class WxWin(wx.Frame):
    def __init__(self,title="Untitled",width=600,height=400):
        self.app = wx.App(False)
        super().__init__( None, id = wx.ID_ANY, title = title, 
            pos = wx.DefaultPosition, 
            size = wx.Size( width, height ), 
            style = wx.CAPTION|wx.CLOSE_BOX|wx.MAXIMIZE_BOX|wx.MINIMIZE_BOX|wx.SYSTEM_MENU|wx.TAB_TRAVERSAL )
        self.vbox = wx.BoxSizer( wx.VERTICAL )
    def VBox(self):
        panel = wx.Panel( wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.TAB_TRAVERSAL )
        box = wx.BoxSizer( wx.VERTICAL )
        return (panel, box)
    def HBox(self):
        panel = wx.Panel( wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.TAB_TRAVERSAL )
        box = wx.BoxSizer( wx.HORIZONTAL )
        return (panel, box)
    def Add(self,panel,expand=False, fill=False):
        flag = wx.ALL
        flag |= wx.EXPAND if expand else 0
        self.vbox.Add( panel, 1 if fill else 0, flag, 0 )
    def Run(self):
        self.SetSizer( self.vbox )
        self.Layout()
        self.Centre( wx.BOTH )
        self.Show(True)
        self.app.MainLoop()
        
if __name__ == "__main__":
    def open_handler(event):
        print(event)
    def get_output_panel(parent):
        hbox = HBox(parent)
        hbox.Add( Label(hbox, "Ouput:" ) )
        hbox.Add( TextField(hbox), fill=True )
        hbox.Add( Button(hbox, "Open", open_handler) )
        return hbox
    def get_main_panel(parent):
        vbox = VBox(win)
        vbox.Add( Text(vbox), expand=True, fill=True )
        return vbox
    win = WxWin("WxWidget Demo", 400, 300)
    out_panel = get_output_panel(win)
    main_panel = get_main_panel(win)
    win.Add(out_panel, expand=True)
    win.Add(main_panel, expand=True, fill=True)
    win.Run()