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# -*- coding: utf-8 -*-
# Pluma External Tools plugin
# Copyright (C) 2005-2006 Steve Frécinaux <steve@istique.net>
# Copyright (C) 2010 Per Arneng <per.arneng@anyplanet.com>
# Copyright (C) 2012-2021 MATE Developers
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
__all__ = ('OutputPanel', 'UniqueById')
import os
import re
from weakref import WeakKeyDictionary
from .capture import *
from . import linkparsing
from . import filelookup
from gi.repository import GLib, Gdk, Gtk, Pango, Pluma
class UniqueById:
__shared_state = WeakKeyDictionary()
def __init__(self, i):
if i in self.__class__.__shared_state:
self.__dict__ = self.__class__.__shared_state[i]
return True
else:
self.__class__.__shared_state[i] = self.__dict__
return False
def states(self):
return self.__class__.__shared_state
class OutputPanel(UniqueById):
def __init__(self, datadir, window):
if UniqueById.__init__(self, window):
return
callbacks = {
'on_stop_clicked' : self.on_stop_clicked,
'on_view_visibility_notify_event': self.on_view_visibility_notify_event,
'on_view_motion_notify_event': self.on_view_motion_notify_event,
'on_view_button_press_event': self.on_view_button_press_event
}
self.window = window
self.ui = Gtk.Builder()
self.ui.add_from_file(os.path.join(datadir, 'ui', 'outputpanel.ui'))
self.ui.connect_signals(callbacks)
self.panel = self["output-panel"]
self['view'].override_font(Pango.font_description_from_string('Monospace'))
buffer = self['view'].get_buffer()
self.normal_tag = buffer.create_tag('normal')
self.error_tag = buffer.create_tag('error')
self.error_tag.set_property('foreground', 'red')
self.italic_tag = buffer.create_tag('italic')
self.italic_tag.set_property('style', Pango.Style.OBLIQUE)
self.bold_tag = buffer.create_tag('bold')
self.bold_tag.set_property('weight', Pango.Weight.BOLD)
self.invalid_link_tag = buffer.create_tag('invalid_link')
self.link_tag = buffer.create_tag('link')
self.link_tag.set_property('underline', Pango.Underline.SINGLE)
self.link_cursor = Gdk.Cursor.new(Gdk.CursorType.HAND2)
self.normal_cursor = Gdk.Cursor.new(Gdk.CursorType.XTERM)
self.process = None
self.links = []
self.link_parser = linkparsing.LinkParser()
self.file_lookup = filelookup.FileLookup()
def set_process(self, process):
self.process = process
def __getitem__(self, key):
# Convenience function to get an object from its name
return self.ui.get_object(key)
def on_stop_clicked(self, widget, *args):
if self.process is not None:
self.write("\n" + _('Stopped.') + "\n",
self.italic_tag)
self.process.stop(-1)
def scroll_to_end(self):
iter = self['view'].get_buffer().get_end_iter()
self['view'].scroll_to_iter(iter, 0.0, False, 0.5, 0.5)
return False # don't requeue this handler
def clear(self):
self['view'].get_buffer().set_text("")
self.links = []
def visible(self):
panel = self.window.get_bottom_panel()
return panel.props.visible and panel.item_is_active(self.panel)
def write(self, text, tag = None):
buffer = self['view'].get_buffer()
end_iter = buffer.get_end_iter()
insert = buffer.create_mark(None, end_iter, True)
if tag is None:
buffer.insert(end_iter, text)
else:
buffer.insert_with_tags(end_iter, text, tag)
# find all links and apply the appropriate tag for them
links = self.link_parser.parse(text)
for lnk in links:
insert_iter = buffer.get_iter_at_mark(insert)
lnk.start = insert_iter.get_offset() + lnk.start
lnk.end = insert_iter.get_offset() + lnk.end
start_iter = buffer.get_iter_at_offset(lnk.start)
end_iter = buffer.get_iter_at_offset(lnk.end)
tag = None
# if the link points to an existing file then it is a valid link
if self.file_lookup.lookup(lnk.path) is not None:
self.links.append(lnk)
tag = self.link_tag
else:
tag = self.invalid_link_tag
buffer.apply_tag(tag, start_iter, end_iter)
buffer.delete_mark(insert)
GLib.idle_add(self.scroll_to_end)
def show(self):
panel = self.window.get_bottom_panel()
panel.show()
panel.activate_item(self.panel)
def update_cursor_style(self, view, x, y):
if self.get_link_at_location(view, x, y) is not None:
cursor = self.link_cursor
else:
cursor = self.normal_cursor
view.get_window(Gtk.TextWindowType.TEXT).set_cursor(cursor)
def on_view_motion_notify_event(self, view, event):
if event.window == view.get_window(Gtk.TextWindowType.TEXT):
self.update_cursor_style(view, int(event.x), int(event.y))
return False
def on_view_visibility_notify_event(self, view, event):
if event.window == view.get_window(Gtk.TextWindowType.TEXT):
x, y, m = event.window.get_pointer()
self.update_cursor_style(view, x, y)
return False
def idle_grab_focus(self):
self.window.get_active_view().grab_focus()
return False
def get_link_at_location(self, view, x, y):
"""
Get the link under a specified x,y coordinate. If no link exists then
None is returned.
"""
# get the offset within the buffer from the x,y coordinates
buff_x, buff_y = view.window_to_buffer_coords(Gtk.TextWindowType.TEXT,
x, y)
# usual API breakage in GTK+3, nothing new...
# see https://bugzilla.gnome.org/768793
if Gtk.get_minor_version() >= 20:
(over_text, iter_at_xy) = view.get_iter_at_location(buff_x, buff_y)
if not over_text:
return None
else:
iter_at_xy = view.get_iter_at_location(buff_x, buff_y)
offset = iter_at_xy.get_offset()
# find the first link that contains the offset
for lnk in self.links:
if offset >= lnk.start and offset <= lnk.end:
return lnk
# no link was found at x,y
return None
def on_view_button_press_event(self, view, event):
if event.button != 1 or event.type != Gdk.EventType.BUTTON_PRESS or \
event.window != view.get_window(Gtk.TextWindowType.TEXT):
return False
link = self.get_link_at_location(view, int(event.x), int(event.y))
if link is None:
return False
gfile = self.file_lookup.lookup(link.path)
if gfile:
Pluma.commands.load_uri(self.window, gfile.get_uri(), None,
link.line_nr)
GLib.idle_add(self.idle_grab_focus)
# ex:ts=4:et:
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