#@+leo-ver=5-thin
#@+node:ekr.20060621123339: * @file examples/print_cp.py
'''
A plugin showing how to convert an @button node to a plugin.

This plugin registers the 'print-cp' minibuffer command.
'''
import leo.core.leoGlobals as g
#@+others
#@+node:ekr.20060621123339.4: ** init
def init():
    '''Return True if the plugin has loaded successfully.'''
    if g.app.gui is None:
        g.app.createQtGui(__file__)
    ok = g.app.gui.guiName().startswith('qt')
    if ok:
        # g.registerHandler('after-create-leo-frame',onCreate)
        g.registerHandler(('new', 'open2'), onCreate)
    return ok
#@+node:ekr.20060621123339.5: ** onCreate
def onCreate(tag, keys):
    c = keys.get('c')
    if c:
        pluginController(c)
#@+node:ekr.20060621123339.6: ** class pluginController
class pluginController:
    #@+others
    #@+node:ekr.20060621123339.7: *3* __init__ (pluginController, print_cp.py)
    def __init__(self, c):
        self.c = c
        c.k.registerCommand('print-cp', self.print_cp)
        script = "c.k.simulateCommand('print-cp')"
        g.app.gui.makeScriptButton(c, script=script, buttonText='Print c & p', bg='red')
    #@+node:ekr.20060621124649: *3* print_cp
    def print_cp(self, event=None):
        c = self.c; p = c.p
        g.red('c: %s' % (c.fileName()))
        g.red('p: %s' % (p.h))
    #@-others
#@-others
#@-leo
