[Pythonmac-SIG] Menus from pyobjc

[Dethe Elza]

On 16-Feb-04, at 3:25 PM, Bob Ippolito wrote:
> If you post a minimal sample of what you're trying to do, I'll [attempt
> to] fix it and make a PyObjC example out of it.  IIRC, you have to do
> some undocumented voodoo to get the menus to do what you're asking... I
> did this in PyObjC for recentish versions of pygame (in macosx.py),
> though it's not particularly well tested because sane people use IB
> nibs ;)

Never let me be accused of being sane.  My last job title was "Chief 
Mad Scientist."

Here's a minimal example, for some value of "minimal".

--Dethe


import objc
from Foundation import *
from AppKit import *
import random

class TextView(NSTextView):
   def change(self):
     data = ('A stitch in time saves nine.  Nine what?',
     'Early to bed and early to rise, makes a man healthy, wealthy, and 
sleepy',
     'The early bird gets the worm.  He can have it.')
     currText = self.textStorage()
     newText = random.choice(data)
     length = currText.length()
     currText.replaceCharactersInRange_withString_((0,length), newText)


class AppDelegate(NSObject):
   def setApp_(self, app):
     self.app = app
   def windowWillClose_(self, notification):
     self.app.terminate_(self)

def initWindow(delegate):
   windowRect = NSMakeRect(100.0, 0.0, 282.0, 153.0)
   window = 
NSWindow.alloc().initWithContentRect_styleMask_backing_defer_(
     windowRect,
     NSTitledWindowMask
     | NSClosableWindowMask
    # | NSResizableWindowMask
     | NSMiniaturizableWindowMask
     | NSTexturedBackgroundWindowMask,
     NSBackingStoreBuffered,
     False)
   window.setTitle_('My Test App')
   window.setDelegate_(delegate)
   view = initView()
   window.contentView().addSubview_(view)
   window.contentView().addSubview_(initButton(view))
   window.display()
   window.orderFrontRegardless()
   return window

def initView():
   graphicsRect = NSMakeRect(20.0, 40.0, 240.0, 110.0)
   view = TextView.alloc().initWithFrame_(graphicsRect)
   view.change()
   view.setFont_(NSFont.fontWithName_size_('Apple LiGothic Medium',24.0))
   view.setAlignment_(NSCenterTextAlignment)
   view.setEditable_(False)
   return view

def initButton(view):
   button = NSButton.alloc().initWithFrame_(((100,5),(80,30)))
   button.setBezelStyle_(NSRoundedBezelStyle)
   button.setTitle_('Think')
   button.setTarget_(view)
   button.setAction_('change')
   return button


def main():
   app = NSApplication.sharedApplication()
   delegate = AppDelegate.alloc().init()
   delegate.setApp_(app)
   setupMenus(app, delegate)
   window = initWindow(delegate)
   app.run()

def setupMenus(app, delegate):
   mainmenu = NSMenu.alloc().init()
   app.setMainMenu_(mainmenu)
   appMenuItem = 
NSMenuItem.alloc().initWithTitle_action_keyEquivalent_('My Sample App', 
'sample', '')
   fileMenuItem = 
NSMenuItem.alloc().initWithTitle_action_keyEquivalent_('File', 'file', 
'')
   editMenuItem = 
NSMenuItem.alloc().initWithTitle_action_keyEquivalent_('Edit', 'edit', 
'')
   mainmenu.addItem_(appMenuItem)
   mainmenu.addItem_(fileMenuItem)
   mainmenu.addItem_(editMenuItem)
   appMenu = NSMenu.alloc().init()
   fileMenu = NSMenu.alloc().init()
   editMenu = NSMenu.alloc().init()
   appMenuItem.setSubmenu_(appMenu)
   fileMenuItem.setSubmenu_(fileMenu)
   editMenuItem.setSubmenu_(editMenu)
   appMenuItem.setEnabled_(True)
   fileMenuItem.setEnabled_(True)
   editMenuItem.setEnabled_(True)
   aboutItem = 
NSMenuItem.alloc().initWithTitle_action_keyEquivalent_('About My Sample 
App...', 'about', '')
   aboutItem.setTarget_(delegate)
   appMenu.addItem_(aboutItem)
   appMenu.addItemWithTitle_action_keyEquivalent_('Preferences...', 
'prefs', '')
   appMenu.addItemWithTitle_action_keyEquivalent_('Hide My Sample App', 
'hide', 'h')
   appMenu.addItemWithTitle_action_keyEquivalent_('Hide Others', 
'hideOthers', '')
   quitItem = 
NSMenuItem.alloc().initWithTitle_action_keyEquivalent_('Quit', 'quit', 
'q')
   quitItem.setTarget_(delegate)
   appMenu.addItem_(quitItem)
   fileMenu.addItemWithTitle_action_keyEquivalent_('Open', 'open', '')
   fileMenu.addItemWithTitle_action_keyEquivalent_('Close', 'close', 'w')
   editMenu.addItemWithTitle_action_keyEquivalent_('Cut', 'cut', 'x')
   editMenu.addItemWithTitle_action_keyEquivalent_('Copy', 'copy', 'c')
   editMenu.addItemWithTitle_action_keyEquivalent_('Paste', 'paste', 'v')


if __name__ == '__main__':
   main()




"the city carries such a cargo of pathos and longing
  that daily life there vaccinates us against revelation"
  -- Pain Not Bread, The Rise and Fall of Human Breath
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