todo: curveview should preserve more objects, for speed maybe

"""

from __future__ import division

from twisted.internet import gtk2reactor

gtk2reactor.install()

from twisted.internet import reactor

import time, textwrap, os, optparse, urllib2, gtk, gobject, linecache, signal

import louie as dispatcher 

from twisted.python.util import sibpath

import logging

log = logging.getLogger()

import run_local

from light9 import showconfig, prof

from light9.curvecalc.curve import Curveset

from light9.curvecalc import curveview 

from light9.curvecalc.musicaccess import Music, currentlyPlayingSong

from light9.wavelength import wavelength

from light9.namespaces import L9

from light9.curvecalc.subterm import read_all_subs, savekey, graphPathForSubterms

from light9.curvecalc.subtermview import add_one_subterm

        if self.opts.reload:

            self.refreshTheme()

        mainwin.show_all()

        mainwin.connect("delete-event", lambda *args: reactor.crash())

        mainwin.set_title("curvecalc - %s" % graph.label(song))

        mainwin.parse_geometry("715x930+1080+26")

        # this is the only one i found that would set the size right,

        # but it's a minimum size, which i don't really want

        mainwin.set_size_request(1000, 1000)

        self.refreshCurveView()       

        self.makeStatusLines(wtree.get_object("status"))

    def onNewCurve(self, *args):

        nc = self.wtree.get_object("newCurve")

        entry = self.wtree.get_object("newCurveName")

        # if you don't have songx, that should be the suggested name

        entry.set_text("")

        response = nc.run()

        if response == 1:

            self.curveset.new_curve(entry.get_text())

        nc.hide()

    def refreshTheme(self):

        gtk.rc_reparse_all()

        reactor.callLater(1, self.refreshTheme)

    def onQuit(self, *args):

        reactor.crash()

        # there's a hang after this, maybe in sem_wait in two

        # threads. I don't know whose they are.

        os.kill(os.getpid(), signal.SIGKILL)

    def onSeeCurrentTime(self, item):

        dispatcher.send("see time")

        dispatcher.send("show all")

    def onPlayPause(self, item):

        # since the X coord in a curveview affects the handling, one

        # of them may be able to pick this up

        results = dispatcher.send("onPlayPause")

        times = [t for listener, t in results if t is not None]

        self.music.playOrPause(t=times[0] if times else None)

    def onSave(self, *args):

        savekey(self.song, self.subterms, self.curveset)

        for st in self.graph.objects(song, L9['subterm']):

            log.info("song %s has subterm %s", song, st)

            add_one_subterm(self.graph,

                            self.graph.value(st, L9['sub']),

                            curveset,

                            subterms,

                            master,

                            self.graph.value(st, L9['expression']))

        master.show_all()

    def makeStatusLines(self, master):

        """various labels that listen for dispatcher signals"""

                # try to minimize the number of times we redraw

                # the curve at startup. If tk is very slow, it's

                # ok. You'll just get some wasted redraws.

                self.curvesetView.goLive()

            except Exception, e:

                print "reload failed:", e

        if self.opts.reload:

            reactor.callLater(1, self.refreshCurveView)

    def onReloadSubs(self, *args): # wants to be ctrl-r  too

        dispatcher.send('reload all subs')

def main():

    startTime = time.time()

    parser = optparse.OptionParser()

    parser.set_usage("%prog [opts] [songURI]")

    parser.add_option("--sliders", action='store_true',

                      help='use hardware sliders')

    parser.add_option("--skip-music", action='store_true',

                      help="ignore music and smooth_music curve files")

    parser.add_option("--debug", action="store_true",

                      help="log at DEBUG")

    parser.add_option("--reload", action="store_true",

                            <property name="use_action_appearance">False</property>

                            <property name="image">image2</property>

                            <accelerator key="r" signal="clicked" modifiers="GDK_CONTROL_MASK"/>

                            <signal name="clicked" handler="onReloadSubs" swapped="no"/>

                          </object>

                          <packing>

                            <property name="expand">False</property>

                            <property name="fill">True</property>

                            <property name="position">0</property>

                          </packing>

                        </child>

                        <child>

                            <property name="visible">True</property>

                          </object>

                          <packing>

                            <property name="expand">False</property>

                            <property name="position">1</property>

                          </packing>

                        </child>

                        <child>

                        </child>

                      </object>

                      <packing>

                        <property name="expand">False</property>

                        <property name="fill">False</property>

                        <property name="position">1</property>

                      </packing>

                    </child>

                  </object>

                </child>

                <child type="label">

                  <object class="GtkLabel" id="subtermsLabel">

  </object>

  <object class="GtkAccelGroup" id="accelgroup1"/>

  <object class="GtkTextBuffer" id="help">

    <property name="text">Mousewheel zoom; C-p play/pause music at mouse

Curve point bindings: B1 drag point; C-B1 curve add point; S-B1 sketch points; 1..5 add point at time; B1 drag select points

Available in functions: nsin/ncos period=amp=1; within(a,b) bef(x) aft(x) compare to time; smoove(x) cubic smoothstep; chan(name); curvename(t) eval curve</property>

  </object>

  <object class="GtkImage" id="image2">

    <property name="visible">True</property>

    <property name="can_focus">False</property>

    <property name="stock">gtk-refresh</property>

  </object>

  <object class="GtkDialog" id="newCurve">

    <property name="can_focus">False</property>

    <property name="border_width">5</property>

    <property name="type">popup</property>

    <property name="title" translatable="yes">New curve</property>

    <property name="modal">True</property>

    <property name="window_position">mouse</property>

    <property name="type_hint">normal</property>

    <child internal-child="vbox">

      <object class="GtkVBox" id="dialog-vbox1">

        <property name="visible">True</property>

        <property name="can_focus">False</property>

        <property name="spacing">2</property>

        <child internal-child="action_area">

          <object class="GtkHButtonBox" id="dialog-action_area1">

            <property name="visible">True</property>

            <property name="can_focus">False</property>

            <property name="layout_style">end</property>

            <child>

                <property name="label">gtk-cancel</property>

                <property name="visible">True</property>

                <property name="can_focus">True</property>

                <property name="receives_default">True</property>

                <property name="use_action_appearance">False</property>

                <property name="use_stock">True</property>

              </object>

              <packing>

                <property name="expand">False</property>

                <property name="fill">False</property>

                <property name="position">0</property>

              </packing>

            </child>

            <child>

                <property name="label">gtk-add</property>

                <property name="visible">True</property>

                <property name="can_focus">True</property>

                <property name="can_default">True</property>

                <property name="has_default">True</property>

                <property name="receives_default">True</property>

                <property name="use_action_appearance">False</property>

                <property name="use_stock">True</property>

              </object>

              <packing>

                <property name="expand">False</property>

                <property name="fill">False</property>

                <property name="position">1</property>

              </packing>

            </child>

          </object>

          <packing>

            <property name="expand">False</property>

            <property name="fill">True</property>

            <property name="pack_type">end</property>

            <property name="position">0</property>

          </packing>

        </child>

        <child>

            <property name="visible">True</property>

            <property name="can_focus">False</property>

            <property name="label" translatable="yes">Name for new curve</property>

          </object>

          <packing>

            <property name="expand">True</property>

            <property name="fill">True</property>

            <property name="position">1</property>

          </packing>

        </child>

        <child>

          <object class="GtkEntry" id="newCurveName">

            <property name="primary_icon_sensitive">True</property>

            <property name="secondary_icon_sensitive">True</property>

          </object>

          <packing>

            <property name="expand">True</property>

            <property name="fill">True</property>

            <property name="position">2</property>

          </packing>

        </child>

      </object>

    </child>

    <action-widgets>

    </action-widgets>

  </object>

  </object>

  <object class="GtkVBox" id="vbox2">

    <property name="visible">True</property>

    <property name="can_focus">False</property>

    <child>

      <object class="GtkImage" id="image1">

        <property name="width_request">289</property>

        <property name="height_request">120</property>

        <property name="visible">True</property>

        <property name="can_focus">False</property>

        <property name="stock">gtk-missing-image</property>

      </object>

        <property name="can_focus">False</property>

        <property name="yalign">0.4699999988079071</property>

        <property name="label" translatable="yes">vidref from Sat 15:30</property>

      </object>

      <packing>

        <property name="expand">True</property>

        <property name="fill">True</property>

        <property name="position">1</property>

      </packing>

    </child>

  </object>

  <object class="GtkSizeGroup" id="sizegroup1"/>

</interface>

    """

    has .label and .exprView widgets for you to put in a table

    """

    def __init__(self, graph, st):

        self.subterm = st

        self.label = gtk.Label("sub %s" % self.subterm.submaster.name)

        sev = Subexprview(self.subterm.subexpr)

        self.exprView = sev.box

    subname = graph.label(subUri)

    print "%s's label is %s" % (subUri, subname)

    if not subname: # fake sub, like for a chase

        st = graph.subjects(L9['sub'], subUri).next()

        subname = graph.label(st)

        print "using parent subterm's name instead. parent %r, name %r" % (st, subname)

    assert subname, "%s has no name" % subUri

    if expr is None:

        expr = '%s(t)' % subname

    term = Subterm(Submaster.Submaster(graph=graph, name=subname, sub=subUri),

                   Subexpr(curveset, expr))

    subterms.append(term)

    stv = Subtermview(graph, term)

    y = master.get_property('n-rows')

    master.resize(y + 1, columns=2)

    master.attach(stv.label, 0, 1, y, y + 1, xoptions=0, yoptions=0)

    master.attach(stv.exprView, 1, 2, y, y + 1, yoptions=0)

    return term