mirror of
https://github.com/tromey/gdb-gui.git
synced 2025-07-21 21:11:25 +02:00
84 lines
3.0 KiB
Python
84 lines
3.0 KiB
Python
# Copyright (C) 2013, 2015 Tom Tromey <tom@tromey.com>
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Log window.
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import gdb
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import gui.updatewindow
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import gui.startup
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from gi.repository import Gtk, Pango
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import functools
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from gui.startup import in_gdb_thread, in_gtk_thread
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import gui.events
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from difflib import SequenceMatcher
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# FIXME: TO DO:
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# * highlight the changes
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class DisplayWindow(gui.updatewindow.UpdateWindow):
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def __init__(self, command, diff = False):
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self.command = command
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self.diff = diff
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self.last_text = None
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super(DisplayWindow, self).__init__()
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@in_gdb_thread
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def on_event(self):
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try:
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text = gdb.execute(self.command, to_string = True)
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except gdb.error as what:
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text = str(what)
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gui.startup.send_to_gtk(lambda: self._update(text))
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@in_gtk_thread
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def gtk_initialize(self):
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builder = gui.startup.create_builder('logwindow.xml')
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builder.connect_signals(self)
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self.window = builder.get_object('logwindow')
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self.view = builder.get_object('textview')
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self.view.modify_font(Pango.FontDescription('Fixed'))
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self.buffer = builder.get_object('buffer')
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if self.diff:
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self.tag = self.buffer.create_tag('new', foreground = 'red')
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self.window.set_title('GDB "%s" @%d' % (self.command, self.number))
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self.window.show()
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def _update(self, text):
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self.buffer.delete(self.buffer.get_start_iter(),
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self.buffer.get_end_iter())
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if self.diff:
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if self.last_text is None:
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self.last_text = text.splitlines(1)
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# Fall through.
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else:
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split = text.splitlines(1)
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d = difflib.Differ()
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for line in d.compare(self.last_text, split):
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if line[0] == ' ':
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self.buffer.insert(self.buffer.get_end_iter(),
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line[2:])
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elif line[0] == '+':
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self.buffer.insert_with_tags(self.buffer.get_end_iter(),
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line[2:],
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self.tag)
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self.buffer.insert(self.buffer.get_end_iter(), '\n')
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self.last_text = split
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return
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self.buffer.insert_at_cursor(text)
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