144 lines
4.3 KiB
Python
144 lines
4.3 KiB
Python
#
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# Python GUI - Application class - Gtk
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#
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import sys
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import gtk
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from GUI import export
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from GUI import application
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from GUI.GApplications import Application as GApplication
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class Application(GApplication):
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_in_gtk_main = 0
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def run(self):
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GApplication.run(self)
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def set_menus(self, menu_list):
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GApplication.set_menus(self, menu_list)
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for window in self._windows:
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window._gtk_update_menubar()
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# def handle_events(self):
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# #print "Application.handle_events: entering gtk.main" ###
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# _call_with_excepthook(gtk.main, gtk.main_quit)
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# #print "Application.handle_events: returned from gtk.main" ###
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def handle_next_event(self, modal_window = None):
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_call_with_excepthook(gtk.main_iteration)
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self._check_for_no_windows()
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# def _quit(self):
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# self._quit_flag = True
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# gtk.main_quit()
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# def _exit_event_loop(self):
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# gtk.main_quit()
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def get_target_window(self):
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for window in self._windows:
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if window._gtk_outer_widget.has_focus:
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return window
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return None
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def zero_windows_allowed(self):
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return 0
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def query_clipboard(self):
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return _gtk_clipboard.available()
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def get_clipboard(self):
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return _gtk_clipboard.get()
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def set_clipboard(self, data):
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_gtk_clipboard.set(data)
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#------------------------------------------------------------------------------
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class GtkClipboard(gtk.Window):
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data = ""
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def __init__(self):
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gtk.Window.__init__(self)
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self.realize()
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self.connect('selection_get', self.selection_get_signalled)
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self.connect('selection_received', self.selection_received_signalled)
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self.selection_add_target("CLIPBOARD", "STRING", 0)
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def selection_get_signalled(self, w, selection_data, info, time_stamp):
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#print "Clipboard.selection_get_signalled" ###
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selection_data.set_text(self.data, len(self.data))
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def selection_received_signalled(self, w, selection_data, info):
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#print "Clipboard.selection_received_signalled:", selection_data ###
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type = str(selection_data.type)
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if type == "STRING":
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data = selection_data.get_text()
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elif type == "ATOM":
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data = selection_data.get_targets()
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else:
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#print "Clipboard.selection_received_signalled: Unknown type: %r" % type
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data = None
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#print "...data =", repr(data) ###
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self.received_data = data
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def request(self, target, default):
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# Get the contents of the clipboard.
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#print "Clipboard.request:", target ###
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self.received_data = -1
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self.selection_convert("CLIPBOARD", target)
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while self.received_data == -1:
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gtk.main_iteration()
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data = self.received_data
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self.received_data = None
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if data is None:
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data = default
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#print "Clipboard.request ->", repr(data) ###
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return data
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def available(self):
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targets = self.request("TARGETS", ())
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#print "Clipboard.available: targets =", repr(targets) ###
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return "STRING" in map(str, targets)
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def get(self):
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# Get the contents of the clipboard.
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text = self.request("STRING", "")
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#print "Clipboard.get ->", repr(text) ###
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return text
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def set(self, text):
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# Put the given text on the clipboard.
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#print "Clipboard.set:", text ###
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self.data = text
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result = self.selection_owner_set("CLIPBOARD")
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#print "...result =", result ###
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#------------------------------------------------------------------------------
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_gtk_clipboard = GtkClipboard()
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#------------------------------------------------------------------------------
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def _call_with_excepthook(proc, breakout = None):
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# This function arranges for exceptions to be propagated
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# across calls to the Gtk event loop functions.
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exc_info = []
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def excepthook(*args):
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exc_info[:] = args
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if breakout:
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breakout()
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old_excepthook = sys.excepthook
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try:
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sys.excepthook = excepthook
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proc()
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finally:
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sys.excepthook = old_excepthook
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if exc_info:
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#print "_call_with_excepthook: raising", exc_info ###
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raise exc_info[0], exc_info[1], exc_info[2]
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export(Application)
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