"""
-Copyright 2007, 2008, 2009 Free Software Foundation, Inc.
+Copyright 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
This file is part of GNU Radio
GNU Radio Companion is free software; you can redistribute it and/or
#selected ports
self._old_selected_port = None
self._new_selected_port = None
+ #context menu
+ self._context_menu = gtk.Menu()
+ for action in [
+ Actions.BLOCK_CUT,
+ Actions.BLOCK_COPY,
+ Actions.BLOCK_PASTE,
+ Actions.ELEMENT_DELETE,
+ Actions.BLOCK_ROTATE_CCW,
+ Actions.BLOCK_ROTATE_CW,
+ Actions.BLOCK_ENABLE,
+ Actions.BLOCK_DISABLE,
+ Actions.BLOCK_PARAM_MODIFY,
+ ]: self._context_menu.append(action.create_menu_item())
###########################################################################
# Access Drawing Area
##########################################################################
## Event Handlers
##########################################################################
- def handle_mouse_button_press(self, left_click, double_click, coordinate):
+ def handle_mouse_context_press(self, coordinate, event):
"""
- A mouse button is pressed, only respond to left clicks.
+ The context mouse button was pressed:
+ If no elements were selected, perform re-selection at this coordinate.
+ Then, show the context menu at the mouse click location.
+ """
+ selections = self.what_is_selected(coordinate)
+ if not set(selections).intersection(self.get_selected_elements()):
+ self.set_coordinate(coordinate)
+ self.mouse_pressed = True
+ self.update_selected_elements()
+ self.mouse_pressed = False
+ self._context_menu.popup(None, None, None, event.button, event.time)
+
+ def handle_mouse_selector_press(self, double_click, coordinate):
+ """
+ The selector mouse button was pressed:
Find the selected element. Attempt a new connection if possible.
Open the block params window on a double click.
Update the selection state of the flow graph.
"""
- if not left_click: return
self.press_coor = coordinate
self.set_coordinate(coordinate)
self.time = 0
self.mouse_pressed = False
Actions.BLOCK_PARAM_MODIFY()
- def handle_mouse_button_release(self, left_click, coordinate):
+ def handle_mouse_selector_release(self, coordinate):
"""
- A mouse button is released, record the state.
+ The selector mouse button was released:
+ Update the state, handle motion (dragging).
+ And update the selected flowgraph elements.
"""
- if not left_click: return
self.set_coordinate(coordinate)
self.time = 0
self.mouse_pressed = False