[IronPython] WPF Dialogs

WPF Dialogs

import clr
clr.AddReference("PresentationFramework")
clr.AddReference("PresentationCore");
clr.AddReference('System.Data')
clr.AddReference('System.Windows.Forms')

import System
from System import *
from System.Windows import *
from System.Windows.Controls import *
from System.Windows.Forms import ( FolderBrowserDialog, DialogResult )
from Microsoft.Win32 import ( OpenFileDialog, SaveFileDialog )

def WpfAlertDialog(message,title=None):
    if title: MessageBox.Show(message,title)
    else: MessageBox.Show(message)

def WpfYesNoDialog(message,title,icon=System.Windows.MessageBoxImage.Information):
    rv = MessageBox.Show(message,title,MessageBoxButton.YesNo,icon)
    if rv == MessageBoxResult.Yes: return True
    else: return False

def WpfYesNoCancelDialog(message,title,icon=System.Windows.MessageBoxImage.Information):
    rv = MessageBox.Show(message,title,MessageBoxButton.YesNoCancel,icon)
    if rv == MessageBoxResult.Yes: return True
    elif rv == MessageBoxResult.No: return False
    else: return None
    
def WpfFileOpenDialog(initialFile=None,multiselect=False):
    dlg = OpenFileDialog()
    dlg.Multiselect = multiselect
    dlg.DefaultExt = ".txt"; # Default file extension
    dlg.Filter = "Text files (*.txt)|*.txt|All files (*.*)|*.*";
    if initialFile:
        dlg.InitialDirectory = System.IO.Path.GetDirectoryName(initialFile)
        dlg.FileName = System.IO.Path.GetFileName(initialFile)
        #Directory.GetParent(initialFile) #Path.GetFileName(initialFile)
    if dlg.ShowDialog() == True:
        return dlg.FileNames 

def WpfFileSaveDialog(initialFile=None):
    dlg = SaveFileDialog()
    dlg.DefaultExt = ".txt"; # Default file extension
    dlg.Filter = "Text files (*.txt)|*.txt|All files (*.*)|*.*";
    if initialFile:
        dlg.InitialDirectory = System.IO.Path.GetDirectoryName(initialFile)
        dlg.FileName = System.IO.Path.GetFileName(initialFile)
    if dlg.ShowDialog() == True:
        return dlg.FileNames[0]

def WpfDirectoryOpenDialog(initialDirectory=None):
    dlg = FolderBrowserDialog()
    dlg.ShowNewFolderButton = True
    if initialDirectory:
        dlg.SelectedPath = initialDirectory #Path.GetFileName(initialFile)
    if dlg.ShowDialog() != DialogResult.Cancel:
        return dlg.SelectedPath 

if __name__ == "__main__":
    import win
    import vbox
    def make_button(title,handler): b = Button(); b.Content = title; b.Click += handler; return b
    def yesno_dialog(sender,event): print( WpfYesNoDialog("YesNo Demo", "YesNo") )
    def yesnocancel_dialog(sender,event): print( WpfYesNoCancelDialog("YesNoCancel Demo", "YesNoCancel") )
    def fileopen_dialog(sender,event): 
        files = WpfFileOpenDialog()
        for f in files: print(f)
    def filesave_dialog(sender,event):  print( WpfFileSaveDialog() )
    def diropen_dialog(sender,event):  print( WpfDirectoryOpenDialog() )
    app = win.Win("Dialog Demo",320,240)
    vb = vbox.WpfVBox(); 
    vb.add_item( make_button( "Alert", lambda s,e: WpfAlertDialog("Alert Demo", "Alert") ) )
    vb.add_item( make_button( "YesNo", yesno_dialog ) )
    vb.add_item( make_button( "YesNoCancel", yesnocancel_dialog ) )
    vb.add_item( make_button( "FileOpen", fileopen_dialog ) )
    vb.add_item( make_button( "FileSave", filesave_dialog ) )
    vb.add_item( make_button( "DirOpen", diropen_dialog ) )
    app.set_content(vb.ctrl)
    app.run()