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row = None
# Buffer converted types
buf = {}
# Supported type map
drag_types = [
# internal
("json/vnd.streamtuner2.station", 0, 51),
# literal exports
("audio/x-mpegurl", 0, 20),
("application/x-scpls", 0, 21),
("application/xspf+xml", 0, 22),
("application/smil", 0, 23),
("text/html", 0, 23),
("text/richtext", 0, 23),
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row = None
# Buffer converted types
buf = {}
# Supported type map
drag_types = [
# internal
("json/vnd.streamtuner2.station", gtk.TARGET_SAME_APP, 51),
# literal exports
("audio/x-mpegurl", 0, 20),
("application/x-scpls", 0, 21),
("application/xspf+xml", 0, 22),
("application/smil", 0, 23),
("text/html", 0, 23),
("text/richtext", 0, 23),
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# Attach drag and drop handlers to each channelsĀ“ station TreeView
def add_dnd(self, parent):
# visit each module
for cn,module in parent.channels.items():
w = module.gtk_list
# bind SOURCE events
w.enable_model_drag_source(gtk.gdk.BUTTON1_MASK, self.drag_types, gtk.gdk.ACTION_DEFAULT|gtk.gdk.ACTION_COPY|gtk.gdk.ACTION_MOVE)
w.connect('drag-begin', self.begin)
w.connect('drag-data-get', self.data_get)
# bind DESTINATION events
w.enable_model_drag_dest(self.drag_types, gtk.gdk.ACTION_DEFAULT|gtk.gdk.ACTION_COPY)
w.connect('drag-drop', self.drop)
w.connect('drag-data-received', self.data_received)
# -- SOURCE, drag'n'drop from ST2 to elsewhere --
# Starting to drag a row
def begin(self, widget, context):
__print__(dbg.UI, "dndāsource: begin-drag, store current row")
self.row = self.treelist_row()
self.buf = {}
uikit.do(context.set_icon_stock, gtk.STOCK_ADD, 16, 16)
return "url" in self.row
# Keep currently selected row when source dragging starts
def treelist_row(self):
cn = self.parent.channel()
row = copy.copy(cn.row())
row.setdefault("format", cn.audioformat)
row.setdefault("listformat", cn.listformat)
row.setdefault("url", row.get("homepage"))
return row
# Target window/app requests data for offered drop
def data_get(self, widget, context, selection, info, time):
__print__(dbg.UI, "dndāsource: data-get, send and convert to requested target type", info, selection.get_target())
# Start new converter if not buffered (because `data_get` gets called mercilessly along the dragging path)
if not info in self.buf:
r = self.row
cnv = action.save_playlist(source=r["listformat"], multiply=False)
# internal JSON row
info = 5
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# Attach drag and drop handlers to each channelsĀ“ station TreeView
def add_dnd(self, parent):
# visit each module
for cn,module in parent.channels.items():
w = module.gtk_list
# bind SOURCE events
w.enable_model_drag_source(gtk.gdk.BUTTON1_MASK, self.drag_types, gtk.gdk.ACTION_DEFAULT|gtk.gdk.ACTION_COPY)
w.connect('drag-begin', self.begin)
w.connect('drag-data-get', self.data_get)
# bind DESTINATION events
w.enable_model_drag_dest(self.drag_types, gtk.gdk.ACTION_DEFAULT|gtk.gdk.ACTION_COPY)
w.connect('drag-drop', self.drop)
w.connect('drag-data-received', self.data_received)
# -- SOURCE, drag'n'drop from ST2 to elsewhere --
# Starting to drag a row
def begin(self, widget, context):
__print__(dbg.UI, "dndāsource: begin-drag, store current row")
self.row = self.treelist_row()
self.buf = {}
# uikit.do(context.set_icon_default)
uikit.do(context.set_icon_stock, gtk.STOCK_ADD, 16, 16)
return "url" in self.row
# Keep currently selected row when source dragging starts
def treelist_row(self):
cn = self.parent.channel()
row = copy.copy(cn.row())
row.setdefault("format", cn.audioformat)
row.setdefault("listformat", cn.listformat)
row.setdefault("url", row.get("homepage"))
return row
# Target window/app requests data for offered drop
def data_get(self, widget, context, selection, info, time):
__print__(dbg.UI, "dndāsource: data-get, send and convert to requested target type:", info, selection.get_target())
# Start new converter if not buffered (because `data_get` gets called mercilessly along the dragging path)
if not info in self.buf:
r = self.row
cnv = action.save_playlist(source=r["listformat"], multiply=False)
# internal JSON row
if info >= 51:
buf = 'text', json.dumps(r)
print buf
# Pass M3U/PLS/XSPF as literal payload
elif info >= 20:
buf = 'text', cnv.export(urls=[r["url"]], row=r, dest=self.cnv_types[info])
# Direct server URL
elif info >= 10:
urls = action.convert_playlist(r["url"], r["listformat"], "srv", False, r)
#buf = 'uris', urls
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# Keep in type request buffer
self.buf[info] = buf
# Return prepared data
func, data = self.buf[info]
if func.find("text") >= 0:
selection.set_text(data, len(data))
if func.find("uris") >= 0:
selection.set_uris(data)
return True
__print__(dbg.UI, "dndādest: drop-probing", context.targets, x, y, time, context.drag_get_selection())
widget.drag_get_data(context, "STRING", time)#context.targets[0], time)
context.drop_reply(True, time)
return True
# Actual data is being passed,
# now has to be converted and patched into stream rows and channel liststore
def data_received(self, widget, context, x, y, selection, info, time):
__print__(dbg.UI, "dndādest: data-receival", info, selection.get_target(), selection.get_uris(), selection.get_text())
context.drop_finish(True, time)
context.finish(True, False, time)
return True
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# Keep in type request buffer
self.buf[info] = buf
# Return prepared data
func, data = self.buf[info]
if func.find("text") >= 0:
# Yay for trial and error. Nay for docs. PyGtks selection.set_text() doesn't actually work unless the requested target type is an Atom.
selection.set("STRING", 8, data)
if func.find("uris") >= 0:
selection.set_uris(data)
return True
# -- DESTINATION, when playlist/url gets dragged in from other app --
# Just a notification for incoming drop
def drop(self, widget, context, x, y, time):
__print__(dbg.UI, "dndādest: drop-probing, possible targets:", context.targets)
# context.drop_reply(True, time) #"STRING"
return widget.drag_get_data(context, context.targets[0], time) or True
# Actual data is being passed,
# now has to be converted and patched into stream rows and channel liststore
def data_received(self, widget, context, x, y, selection, info, time):
__print__(dbg.UI, "dndādest: data-receival", info, selection.get_text(), selection.get_uris())
# print selection.get_length()
# print selection.get_format()
# print selection.get_targets()
# print selection.get_target()
# incoming data
data = selection.get_text()
urls = selection.get_uris()
if not data and not urls:
context.drop_finish(False, time)
context.drag_abort(time)
print "ABORT DROP"
return
# internal target dicts
cn = self.parent.channel()
# direct/internal row import
if info >= 51:
print "ADD ROW"
cn.streams[cn.current].append(json.loads(data))
# convertible formats
elif info >= 10:
pass
elif info >= 5:
pass
else:
pass
#self.parent.streamedit()
# finish drop
context.drop_finish(True, time)
context.finish(True, False, time)
return True
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