def createWidgets(self):
self.transactionWidgets = {}
self.pipes = {}
self.scroll = ScrollContainer()
self.scroll.hAdjust[0].set_property("step-increment", 20)
self.cursor = Types.Observable(-1)
# The ruler at the top is in charge of our time scale
self.ruler = Ruler()
TimeCursor(self.ruler, self.ruler, self.cursor)
self.ruler.canvas.set_hadjustment(self.scroll.hAdjust[0])
# The top heading holds the ruler, and a spacer aligned with the left heading
leftHeadingWidth = gtk.SizeGroup(gtk.SIZE_GROUP_HORIZONTAL)
spacer = gtk.Label()
leftHeadingWidth.add_widget(spacer)
topHeading = gtk.HBox(False)
topHeading.pack_start(spacer, False, padding=self.labelPadding)
topHeading.pack_start(gtk.VSeparator(), False)
topHeading.pack_start(self.ruler.canvas, True)
# Everything except the top heading scrolls vertically using a viewport
viewport = gtk.Viewport(None, self.scroll.vAdjust[0])
viewport.set_shadow_type(gtk.SHADOW_NONE)
viewport.set_size_request(1, 1)
viewportBox = gtk.VBox(False)
viewportBox.pack_start(topHeading, False)
viewportBox.pack_start(gtk.HSeparator(), False)
viewportBox.pack_start(viewport, True)
self.scroll.add(viewportBox)
# Gnome Canvas has really silly event grabbing semantics. To work around
# all this, we'll just grab all events before gnome-canvas sees them.
for widget in (viewport, self.ruler.canvas):
widget.add_events(gtk.gdk.POINTER_MOTION_HINT_MASK
| gtk.gdk.POINTER_MOTION_MASK
| gtk.gdk.BUTTON_PRESS_MASK)
for event in ('motion-notify-event', 'button-press-event',
'scroll-event'):
widget.connect_after(event, self.mouseEvent)
self.scroll.attachEvent(widget, horizontal=True)
# The left heading holds labels for each canvas in the stack
self.leftHeading = gtk.VBox(False)
leftHeadingWidth.add_widget(self.leftHeading)
# The viewport holds the left heading, then the main canvas stack
scrolledBox = gtk.HBox(False)
self.canvasList = []
self.canvasStack = gtk.VBox(False)
scrolledBox.pack_start(self.leftHeading,
False,
padding=self.labelPadding)
scrolledBox.pack_start(gtk.VSeparator(), False)
scrolledBox.pack_start(self.canvasStack, True)
viewport.add(scrolledBox)
return self.scroll
def createWidgets(self):
self.view = gtk.TreeView()
self.view.set_rules_hint(True)
self.view.connect("cursor-changed", self.onCursorChanged)
self.selectionInfo = Types.Observable()
self.onSelectionChanged(self.view.get_selection())
# Allow multiple select, and hook up a context menu
self.view.get_selection().set_mode(gtk.SELECTION_MULTIPLE)
self.view.get_selection().connect("changed", self.onSelectionChanged)
self.view.connect("button-press-event", self.onButtonPressed)
self.createModel()
self.createColumns()
self.eventToIter = {}
self.pipes = {}
return self.view
def __init__(self):
self.hilight = Types.Observable()
self.children = []
