def __init__(self):
"""
Create the GTK window
"""
self.images = []
self.image_index = 0
self.svg_viewer = SVGViewer()
screen = gtk.ScrolledWindow()
screen.add_with_viewport(self.svg_viewer)
# This makes large graph to expand window outside of screen
# svg_reqx, svg_reqy = self.svg_viewer.size_request()
# screen.set_size_request(svg_reqx, svg_reqy)
# print "screen says: ", screen.size_request()
self.pos_label = gtk.Label(" -- / -- ")
self.b_prev = gtk.Button("< Previous")
self.b_prev.connect("clicked", self.change_image, True)
self.button = gtk.Button("Next >")
self.button.connect("clicked", self.change_image, None)
h_box = gtk.HBox(homogeneous=False, spacing=0)
h_box.pack_start(self.pos_label, expand=False, fill=False, padding=4)
h_box.pack_start(self.b_prev, expand=False, fill=False, padding=4)
h_box.pack_start(self.button, expand=False, fill=False, padding=4)
v_box = gtk.VBox(homogeneous=False, spacing=0)
v_box.pack_start(screen, expand=True, fill=True, padding=0)
v_box.pack_start(h_box, expand=False, fill=False, padding=4)
self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
self.window.connect("delete_event", self.delete_event)
self.window.connect("destroy", gtk.main_quit)
self.window.add(v_box)
self.window.maximize()
self.window.set_size_request(300, 200) # Allows some space to see at least a part of the graph when demaximized
self.window.show_all()
class Test(object):
"""
Shows a window with several graph pictures to test
"""
def __init__(self):
"""
Create the GTK window
"""
self.images = []
self.image_index = 0
self.svg_viewer = SVGViewer()
screen = gtk.ScrolledWindow()
screen.add_with_viewport(self.svg_viewer)
# This makes large graph to expand window outside of screen
# svg_reqx, svg_reqy = self.svg_viewer.size_request()
# screen.set_size_request(svg_reqx, svg_reqy)
# print "screen says: ", screen.size_request()
self.pos_label = gtk.Label(" -- / -- ")
self.b_prev = gtk.Button("< Previous")
self.b_prev.connect("clicked", self.change_image, True)
self.button = gtk.Button("Next >")
self.button.connect("clicked", self.change_image, None)
h_box = gtk.HBox(homogeneous=False, spacing=0)
h_box.pack_start(self.pos_label, expand=False, fill=False, padding=4)
h_box.pack_start(self.b_prev, expand=False, fill=False, padding=4)
h_box.pack_start(self.button, expand=False, fill=False, padding=4)
v_box = gtk.VBox(homogeneous=False, spacing=0)
v_box.pack_start(screen, expand=True, fill=True, padding=0)
v_box.pack_start(h_box, expand=False, fill=False, padding=4)
self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
self.window.connect("delete_event", self.delete_event)
self.window.connect("destroy", gtk.main_quit)
self.window.add(v_box)
self.window.maximize()
self.window.set_size_request(300, 200) # Allows some space to see at least a part of the graph when demaximized
self.window.show_all()
def delete_event(self, widget, event, data=None):
""" Close window """
return False
def add_image(self, image):
self.images.append(image)
self.svg_viewer.update_svg(self.images[self.image_index])
def change_image(self, widget, data=None):
"""
Toggles to previous or next image
"""
if data:
self.image_index = (self.image_index - 1) % len(self.images)
else:
self.image_index = (self.image_index + 1) % len(self.images)
self.svg_viewer.update_svg(self.images[self.image_index])
self.pos_label.set_text(str(self.image_index + 1) + " / " + str(len(self.images)))