# Utilities for the demos

import sys, win32api, win32con, win32ui

NotScriptMsg = """\
This demo program is not designed to be run as a Script, but is
probably used by some other test program.  Please try another demo.
"""

NeedGUIMsg = """\
This demo program can only be run from inside of Pythonwin

You must start Pythonwin, and select 'Run' from the toolbar or File menu
"""


NeedAppMsg = """\
This demo program is a 'Pythonwin Application'.

It is more demo code than an example of Pythonwin's capabilities.

To run it, you must execute the command:
pythonwin.exe /app "%s"

Would you like to execute it now?
"""

def NotAScript():
	import win32ui
	win32ui.MessageBox(NotScriptMsg, "Demos")

def NeedGoodGUI():
	from pywin.framework.app import HaveGoodGUI
	rc = HaveGoodGUI()
	if not rc:
		win32ui.MessageBox(NeedGUIMsg, "Demos")
	return rc

def NeedApp():
	import win32ui
	rc = win32ui.MessageBox(NeedAppMsg % sys.argv[0], "Demos", win32con.MB_YESNO)
	if rc==win32con.IDYES:
		try:
			parent = win32ui.GetMainFrame().GetSafeHwnd()
			win32api.ShellExecute(parent, None, 'pythonwin.exe', '/app "%s"' % sys.argv[0], None, 1)
		except win32api.error as details:
			win32ui.MessageBox("Error executing command - %s" % (details), "Demos")


if __name__=='__main__':
	import demoutils
	demoutils.NotAScript()