gui/scratchwindow.py

   1 # This file is part of MyPaint.
   2 # Copyright (C) 2011 by Ben O'Steen <bosteen@gmail.com>
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8
   9 import gtk
  10 gdk = gtk.gdk
  11 from gettext import gettext as _
  12 import gobject
  13 import pango
  14
  15 import tileddrawwidget, document
  16
  17 from drawwindow import button_press_cb_abstraction, button_release_cb_abstraction
  18
  19 import dialogs
  20 import os
  21
  22 import stock
  23
  24 def stock_button_generic(stock_id, b):
  25     img = gtk.Image()
  26     img.set_from_stock(stock_id, gtk.ICON_SIZE_MENU)
  27     b.add(img)
  28     return b
  29
  30 def stock_button(stock_id):
  31     b = gtk.Button()
  32     return stock_button_generic(stock_id, b)
  33
  34 class ToolWidget (gtk.VBox):
  35
  36     tool_widget_title = _("Scratchpad")
  37
  38     stock_id = stock.TOOL_SCRATCHPAD
  39
  40     def __init__(self, app):
  41         gtk.VBox.__init__(self)
  42         self.app = app
  43         #self.set_size_request(200, 250)
  44
  45         self.is_updating = False
  46
  47         # Common controls
  48         load_button = self.load_button = stock_button(gtk.STOCK_OPEN)
  49         load_button.set_tooltip_text(_("Load Scratchpad"))
  50         save_as_button = self.save_as_button = stock_button(gtk.STOCK_SAVE_AS)
  51         save_as_button.set_tooltip_text(_("Save Scratchpad as..."))
  52         revert_button = self.revert_button = stock_button(gtk.STOCK_UNDO)
  53         revert_button.set_tooltip_text(_("Revert Scratchpad"))
  54         new_button = self.delete_button = stock_button(gtk.STOCK_NEW)
  55         new_button.set_tooltip_text(_("New Scratchpad"))
  56
  57         load_button.connect('clicked', self.load_cb)
  58         save_as_button.connect('clicked', self.save_as_cb)
  59         revert_button.connect('clicked', self.revert_cb)
  60         new_button.connect('clicked', self.new_cb)
  61
  62         buttons_hbox = gtk.HBox()
  63         buttons_hbox.pack_start(new_button)
  64         buttons_hbox.pack_start(load_button)
  65         buttons_hbox.pack_start(save_as_button)
  66         buttons_hbox.pack_start(revert_button)
  67
  68         scratchpad_view = app.scratchpad_doc.tdw
  69
  70         self.connect("button-press-event", self.button_press_cb)
  71         self.connect("button-release-event",self.button_release_cb)
  72         self.connect("destroy-event", self.save_cb)
  73         self.connect("delete-event", self.save_cb)
  74
  75         scratchpad_box = gtk.EventBox()
  76         scratchpad_box.add(scratchpad_view)
  77
  78         self.pack_start(scratchpad_box)
  79         self.pack_start(buttons_hbox, expand=False)
  80
  81         # Updates
  82         doc = app.scratchpad_doc.model
  83         doc.doc_observers.append(self.update)
  84
  85         # FIXME pull the scratchpad filename from preferences instead of this
  86         # self.app.scratchpad_filename = self.scratchpad_filename = os.path.join(self.app.filehandler.get_scratchpad_prefix(), "scratchpad_default.ora")
  87
  88         self.update(app.scratchpad_doc)
  89
  90     def new_cb(self, action):
  91         if os.path.isfile(self.app.filehandler.get_scratchpad_default()):
  92             self.app.filehandler.open_scratchpad(self.app.filehandler.get_scratchpad_default())
  93         else:
  94             self.app.scratchpad_doc.model.clear()
  95             # Keep the default white background (https://gna.org/bugs/?18520)
  96         self.app.scratchpad_filename = self.app.preferences['scratchpad.last_opened'] = self.app.filehandler.get_scratchpad_autosave()
  97
  98     def revert_cb(self, action):
  99         # Load last scratchpad
 100         if os.path.isfile(self.app.scratchpad_filename):
 101             self.app.filehandler.open_scratchpad(self.app.scratchpad_filename)
 102             print "Reverted to %s" % self.app.scratchpad_filename
 103         else:
 104             print "No file to revert to yet."
 105
 106     def load_cb(self, action):
 107         if self.app.scratchpad_filename:
 108             self.save_cb(action)
 109             current_pad = self.app.scratchpad_filename
 110         else:
 111             current_pad = self.app.filehandler.get_scratchpad_autosave()
 112         self.app.filehandler.open_scratchpad_dialog()
 113         # Check to see if a file has been opened outside of the scratchpad directory
 114         if not os.path.abspath(self.app.scratchpad_filename).startswith(os.path.abspath(self.app.filehandler.get_scratchpad_prefix())):
 115             # file is NOT within the scratchpad directory - load copy as current scratchpad
 116             self.app.scratchpad_filename = self.app.preferences['scratchpad.last_opened'] = current_pad
 117
 118         """
 119         # Altered 'load' functionality:
 120         # If the loaded file is not within the scratchpad directory, a copy is placed as the
 121         # currently named scratchpad. The external image will not be overwritten.
 122         # I can see how reverting this to allow use of external (shared) scratchpads can be
 123         useful, so am keeping the code here, just in case.
 124
 125         # Doesn't start with the prefix
 126         d = gtk.Dialog(_("Scrachpad autosave warning"), self.app.drawWindow, gtk.DIALOG_MODAL)
 127
 128         b = d.add_button(_("I understand"), gtk.RESPONSE_OK)
 129         b.set_image(gtk.image_new_from_stock(gtk.STOCK_APPLY, gtk.ICON_SIZE_BUTTON))
 130         b = d.add_button(_("_Save a copy"), gtk.RESPONSE_APPLY)
 131         b.set_image(gtk.image_new_from_stock(gtk.STOCK_SAVE, gtk.ICON_SIZE_BUTTON))
 132
 133         d.set_has_separator(False)
 134         d.set_default_response(gtk.RESPONSE_APPLY)
 135         l = gtk.Label()
 136         l.set_markup("<b>Warning: the scratchpad automatically saves.</b>\n\nChanges made to the scratchpad will overwrite the file on disc\n As this file is not from the scratchpad directory, this may not be the behaviour you expect. \n\nIt is recommended that you save a copy into the scratchpad directory.")
 137         l.set_padding(10, 10)
 138         l.show()
 139         d.vbox.pack_start(l)
 140         response = d.run()
 141         d.destroy()
 142         if response == gtk.RESPONSE_APPLY:
 143             self.app.scratchpad_filename = ""
 144             self.save_as_cb(None)
 145             return True
 146         return response == gtk.RESPONSE_OK
 147         """
 148
 149     def update(self, doc):
 150         if self.is_updating:
 151             return
 152         self.is_updating = True
 153
 154     def save_as_cb(self, action):
 155         self.app.filehandler.save_scratchpad_as_dialog()
 156
 157     def save_cb(self, action):
 158         print "Saving the scratchpad"
 159         self.app.filehandler.save_scratchpad(self.app.scratchpad_filename)
 160
 161     def button_press_cb(self, win, event):
 162         return button_press_cb_abstraction(self.app.drawWindow, win, event, self.app.scratchpad_doc)
 163
 164     def button_release_cb(self, win, event):
 165         return button_release_cb_abstraction(win, event, self.app.scratchpad_doc)
 166