import gtk
import gobject
from datetime import datetime

class CmdWindow:
    def __init__(self, handle_activated):
        self.starttime = None
        self.handle_activated = handle_activated

        self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
        self.window.set_geometry_hints(min_width = 350);
        self.window.connect("delete_event", self.delete_event)
        self.window.connect("destroy", self.destroy_event)
        self.entry = gtk.Entry()
        self.entry.connect("activate", self.activate_event)
        self.button = gtk.Button(stock = gtk.STOCK_OK)
        self.button.connect("clicked", self.activate_event)

        self.status_hbox = gtk.HBox()
        self.status_label = gtk.Label('')
        self.elapsed_label = gtk.Label('')
        self.status_hbox.pack_start(self.status_label, expand = False)
        self.status_hbox.pack_end(self.elapsed_label, expand = False)

        self.error_label = gtk.Label('')

        self.formatted_label = gtk.Label('')

        vbox = gtk.VBox()
        vbox.pack_start(self.status_hbox)
        vbox.pack_start(self.error_label)
        vbox.pack_start(self.formatted_label)
        gobject.timeout_add(1000, self.updateElapsed)

        hbox = gtk.HBox()
        hbox.pack_start(self.entry)
        hbox.pack_start(self.button, expand = False)
        hbox.show_all()
        vbox.pack_start(hbox)

        vbox.show()

        self.window.add(vbox)

    def main(self):
        self.window.show()
        gtk.main()

    def delete_event(self, widget, event, data=None):
        return False

    def destroy_event(self, widget, data=None):
        gtk.main_quit()

    def activate_event(self, widget, data=None):
        if not self.handle_activated(self.entry.get_text(), self):
            self.window.destroy()
        self.entry.set_text('')

    def getElapsed(self):
        if self.starttime is None:
            return ''
        delta = datetime.now() - self.starttime
        days = delta.days
        dsecs = delta.seconds
        hours = dsecs / (60 * 60)
        dsecs -= hours * 60 * 60
        minutes = dsecs / 60
        dsecs -= minutes * 60
        seconds = dsecs
        elapsed = ''
        if days != 0:
            elapsed = '%dd ' % days
        elapsed += '%d:%02d:%02d' % (hours, minutes, seconds)
        return elapsed

    def updateElapsed(self):
        self.elapsed_label.set_text(self.getElapsed())
        return True

    def setStatus(self, status, starttime):
        if status != '':
            self.status_label.set_text(status)
            self.starttime = starttime
            self.updateElapsed()
            self.status_hbox.show_all()
        else:
            self.status_hbox.hide_all()

    def setError(self, error):
        self.error_label.set_text(error)
        if error != '':
            self.error_label.show()
        else:
            self.error_label.hide()

    def setFormatted(self, formatted):
        self.formatted_label.set_text(formatted)
        if formatted != '':
            self.formatted_label.show()
        else:
            self.formatted_label.hide()