/usr/share/gps/plug-ins/vcs.py is in gnat-gps-common 5.3dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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"""
############################################################################
## No user customization below this line
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import GPS
# Named constants
LABEL = 0
ACTION = 1
SEPARATOR = { ACTION: "", LABEL: ""}
last_menu = "Version Control/VCS Reference"
last_explorer_menu = "Edit file"
class Labeller(object):
""" This object is used to give a dynamic name to contextual menu items.
"""
def __init__ (self, label):
self.label = label
def labeller (context):
if context.module_name.startswith("VCS"):
return "%s" % self.label.replace("_", "")
else:
return "Version Control/%s" % self.label.replace("_", "")
self.labeller = labeller
class Launcher(object):
""" This object is used to launch GPS actions.
"""
def __init__ (self, action):
self.action = action
def launcher (context):
GPS.execute_action (self.action)
self.launcher = launcher
def only_in_submenu (context):
""" Return True if items for this context should be in the
'Version Control' submenu. """
if type (context) not in [GPS.FileContext,
GPS.EntityContext, GPS.AreaContext]:
return False
try:
file = context.file()
if context.directory() == file:
return False
if file.name().endswith("$log"):
return False
except:
return False
return not context.module_name.startswith("VCS_Explorer")
def only_in_explorer(context):
""" Return True if the context is a VCS explorer. """
if type (context) not in [GPS.FileContext, GPS.EntityContext]:
return False
return context.module_name.startswith("VCS_Explorer")
def not_in_explorer(context):
""" Return True if the context is not VCS explorer. """
return not only_in_explorer(context)
global_vcs_menus = []
contextual_menu_labels = {}
actions_via_revision_log = ["Commit"]
def create_menus (system_name, actions):
global global_vcs_menus
global contextual_menu_labels
need_to_create_contextual_menus = system_name not in contextual_menu_labels
if need_to_create_contextual_menus:
contextual_menu_labels[system_name] = []
separator_count = 0
for dict in actions:
label = dict[LABEL]
action_name = dict[ACTION]
if action_name:
action = GPS.Action (action_name)
# Add item in the global menu
menu = action.menu ("/_VCS/%s" % label)
global_vcs_menus += [menu]
# Add item in the contextual menu
contextual_label = "Version Control/%s" % label.replace ("_", "")
if need_to_create_contextual_menus:
GPS.Contextual (contextual_label).create (
on_activate= Launcher(action_name).launcher,
ref=last_menu,
filter=not_in_explorer,
action=action,
add_before=True)
contextual_menu_labels[system_name] += [contextual_label]
else:
GPS.Contextual (contextual_label).show()
# Add item in the VCS Explorer's contextual menu
contextual_label = label.replace("_", "")
if need_to_create_contextual_menus:
GPS.Contextual (contextual_label).create (
on_activate= Launcher(action_name).launcher,
ref=last_explorer_menu,
action=action,
filter=only_in_explorer,
add_before=True)
contextual_menu_labels[system_name] += [contextual_label]
else:
GPS.Contextual (contextual_label).show()
else:
separator_count += 1
# Add a separator in the global menu
menu = GPS.Menu.create (
"/_VCS/%s-separator%s" % (label, separator_count))
global_vcs_menus += [menu]
# Add a separator in the contextual menu
label = "%s-%s" % (label.replace("_", ""), separator_count)
# Add a separator in the VCS menu
contextual_label = "Version Control/" + label
if need_to_create_contextual_menus:
GPS.Contextual (contextual_label).create (
on_activate=None,
action=None,
filter=only_in_submenu,
ref=last_menu,
add_before=True)
contextual_menu_labels[system_name] += [contextual_label]
else:
GPS.Contextual (contextual_label).show()
# Add a separator in the VCS explorer's menu
contextual_label = label
if need_to_create_contextual_menus:
GPS.Contextual (contextual_label).create (
on_activate=None,
action=None,
filter=only_in_explorer,
ref=last_explorer_menu,
add_before=True)
contextual_menu_labels[system_name] += [contextual_label]
else:
GPS.Contextual (contextual_label).show()
def remove_old_menus(system_name):
global global_vcs_menus
if system_name in contextual_menu_labels:
# Remove old menus
for m in global_vcs_menus:
m.destroy()
global_vcs_menus = []
# Hide contextual menus
for m in contextual_menu_labels[system_name]:
GPS.Contextual (m).hide()
registered_vcs_actions = {}
def register_vcs_actions (system_name, actions):
""" Associate actions to the given VCS system.
actions is a list of dictionaries of the form
{ ACTION: <name of the VCS action>, LABEL: <menu label> }
"""
global registered_vcs_actions
registered_vcs_actions[system_name] = actions
old_name = ""
def on_project_changed(Hook):
global old_name
# First remove/hide old menus
remove_old_menus(old_name)
name = GPS.VCS.get_current_vcs()
old_name = name
# Then recreate the menus for the current VCS, if any.
if name in registered_vcs_actions:
create_menus (name, registered_vcs_actions[name])
GPS.Contextual(last_menu).hide()
GPS.Hook("project_view_changed").add(on_project_changed)
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