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# -*- coding: utf-8 -*-
# Findent plugin
# This file is part of gedit
#
# -copyright-
#-# Copyright: 2015-2025 Willem Vermin wvermin@gmail.com
#-#
#-# License: BSD-3-Clause
#-# Redistribution and use in source and binary forms, with or without
#-# modification, are permitted provided that the following conditions
#-# are met:
#-# 1. Redistributions of source code must retain the above copyright
#-# notice, this list of conditions and the following disclaimer.
#-# 2. Redistributions in binary form must reproduce the above copyright
#-# notice, this list of conditions and the following disclaimer in the
#-# documentation and/or other materials provided with the distribution.
#-# 3. Neither the name of the copyright holder nor the names of its
#-# contributors may be used to endorse or promote products derived
#-# from this software without specific prior written permission.
#-#
#-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
#-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
#-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
#-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE HOLDERS OR
#-# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
#-# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#-# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
#-# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
#-# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
#-# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
#-# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
from gi.repository import GObject, Gio, Gtk, Gedit
import gettext
import os.path
from subprocess import Popen,PIPE
try:
gettext.bindtextdomain(GETTEXT_PACKAGE, GP_LOCALEDIR)
_ = lambda s: gettext.dgettext(GETTEXT_PACKAGE, s)
except:
_ = lambda s: s
class FindentAppActivatable(GObject.Object, Gedit.AppActivatable):
app = GObject.Property(type=Gedit.App)
def __init__(self):
GObject.Object.__init__(self)
global shortcut
shortcut = "<Ctrl><Alt>i"
def do_activate(self):
self.app.add_accelerator(shortcut, "win.findent", None)
def do_deactivate(self):
self.app.remove_accelerator("win.findent", None)
class FindentWindowActivatable(GObject.Object, Gedit.WindowActivatable):
window = GObject.Property(type=Gedit.Window)
def __init__(self):
GObject.Object.__init__(self)
self.bottom_bar = Gtk.Box()
def do_activate(self):
action = Gio.SimpleAction(name="findent")
action.connect('activate', lambda a, p: self.do_findent())
self.window.add_action(action)
self._insert_bottom_panel()
def do_deactivate(self):
self.window.remove_action("findent")
self._remove_bottom_panel()
def do_update_state(self):
view = self.window.get_active_view()
enable = view is not None and view.get_editable()
self.window.lookup_action("findent").set_enabled(enable)
return
def do_findent(self):
view = self.window.get_active_view()
if view and hasattr(view, "findent_view_activatable"):
view.findent_view_activatable.do_findent()
def _insert_bottom_panel(self):
# Add elements to panel.
self.findent_label = Gtk.Label()
self.findent_textbuffer = Gtk.TextBuffer()
global mesg
mesg = self.findent_textbuffer
self.findent_textview = Gtk.TextView()
self.findent_textview.set_buffer(self.findent_textbuffer)
self.bottom_bar.add(self.findent_textview)
# Get bottom bar (A Gtk.Stack) and add our bar.
panel = self.window.get_bottom_panel()
panel.add_titled(self.bottom_bar, 'findent_panel', "Findent output")
# Make sure everything shows up.
panel.show()
self.bottom_bar.show_all()
panel.set_visible_child(self.bottom_bar)
def _remove_bottom_panel(self):
panel = self.window.get_bottom_panel()
panel.remove(self.bottom_bar)
def settext(self,text):
self.findent_textbuffer.set_text(text)
class FindentViewActivatable(GObject.Object, Gedit.ViewActivatable):
view = GObject.Property(type=Gedit.View)
def __init__(self):
GObject.Object.__init__(self)
self.default_flags = "-Ia -i3"
self.executable = "findent"
self.userflags = os.getenv("GEDIT_FINDENT_FLAGS")
if self.userflags == None:
self.userflags = ""
def do_activate(self):
self.view.findent_view_activatable = self
self.view.connect('populate-popup', self.populate_popup)
mesg.set_text("Findent ready for use."+ \
" Shortcut: "+shortcut+ \
" and in popup menu." + \
" Default flags: '" + self.default_flags + "'" + \
"\nflags from environment variable GEDIT_FINDENT_FLAGS: '" +
self.userflags+"'")
def do_deactivate(self):
delattr(self.view, "findent_view_activatable")
def populate_popup(self, view, popup):
if not isinstance(popup, Gtk.MenuShell):
return
item = Gtk.SeparatorMenuItem()
item.show()
popup.append(item)
item = Gtk.MenuItem.new_with_mnemonic(_('_Findent'))
item.set_sensitive(self.view.get_editable())
item.show()
item.connect('activate', lambda i: self.do_findent())
popup.append(item)
def do_findent(self):
doc = self.view.get_buffer()
if doc is None:
return
ctype = doc.get_content_type()
if ctype != "text/x-fortran":
mesg.set_text("Content type is '"+ctype+"'" + \
". Findent handles only 'text/x-fortran'")
return
# run a simple test to see if findent is doing what we expect
srcin = "program test\ncontinue\nend program test"
expected = "program test\n continue\nend program test\n"
try:
with Popen([self.executable,"-i3"], stdout=PIPE, stdin=PIPE) as proc:
srcout = proc.communicate(str.encode(srcin))[0].decode()
except OSError:
mesg.set_text("Cannot find findent." + \
"\nTake care that the location of findent is in PATH" +\
"\nUsing '"+self.executable+"'")
return
if srcout != expected:
mesg.set_text("Findent is not functioning as expected." +\
"\nTake care that the location of findent is in PATH" +\
"\nUsing '"+self.executable+"'")
return
xy = self.view.window_to_buffer_coords(Gtk.TextWindowType.TEXT,0,0)
z = self.view.get_line_at_y(xy[1])[0]
line = z.get_line()
cline = doc.get_iter_at_mark(doc.get_insert()).get_line()
srcin = doc.get_text(doc.get_start_iter(),doc.get_end_iter(),True)
name = doc.get_short_name_for_display()
suffix = os.path.splitext(name)[1].lower()
if suffix in {".f",".for",".fpp",".ftn",".fortran",".f77"}:
ff = "-ifixed"
elif suffix in {".f90",".f95",".f03",".f08"}:
ff = "-ifree"
else:
ff = "-iauto"
flags = self.default_flags.split() + [ff] + self.userflags.split()
try:
with Popen([self.executable]+flags, stdout=PIPE, stdin=PIPE) as proc:
srcout = proc.communicate(str.encode(srcin))[0].decode()
except OSError:
mesg.set_text("Cannot find findent." + \
"\nTake care that the location of findent is in PATH" +\
"\nUsing '"+self.executable+"'")
return
orig_lines = doc.get_line_count()
doc.set_text(srcout)
while Gtk.events_pending():
Gtk.main_iteration_do(False)
hop = doc.get_iter_at_line(line)
self.view.scroll_to_iter(hop,0,True,0,0)
doc.goto_line(cline)
lines = doc.get_line_count()
s = ""
for i in flags:
s = s+" "+i
mesg.set_text("flags used: "+s+" \n"+ \
str(lines)+" lines indented")
if lines == orig_lines+1:
mesg.insert_at_cursor(", empty line added")
if lines != orig_lines and lines != orig_lines+1:
mesg.insert_at_cursor("\nXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX")
mesg.insert_at_cursor("\nXX MALFUNCTION DETECTED, UNDO TWICE! XX")
mesg.insert_at_cursor("\nXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX")
# ex:ts=4:et:
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