Add plugin to strip trailing spaces on save.
This commit is contained in:
Daggerbot
infirit
parent
b24934e186
commit
9f166a05aa
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@ -400,6 +400,7 @@ plugins/sort/Makefile
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plugins/spell/Makefile
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plugins/taglist/Makefile
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plugins/time/Makefile
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plugins/trailsave/Makefile
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po/Makefile.in
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tests/Makefile
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])
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@ -10,7 +10,8 @@ DIST_SUBDIRS = \
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sort \
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spell \
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taglist \
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time
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time \
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trailsave
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SUBDIRS = \
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changecase \
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@ -20,7 +21,8 @@ SUBDIRS = \
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modelines \
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sort \
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taglist \
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time
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time \
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trailsave
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if ENABLE_PYTHON
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SUBDIRS += pythonconsole snippets quickopen
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@ -0,0 +1,31 @@
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# trailsave plugin
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plugindir = $(PLUMA_PLUGINS_LIBS_DIR)
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AM_CPPFLAGS = \
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-I$(top_srcdir) \
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$(PLUMA_CFLAGS) \
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$(WARN_CFLAGS) \
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$(DISABLE_DEPRECATED_CFLAGS)
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plugin_LTLIBRARIES = libtrailsave.la
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libtrailsave_la_SOURCES = \
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pluma-trail-save-plugin.h \
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pluma-trail-save-plugin.c
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libtrailsave_la_LDFLAGS = $(PLUGIN_LIBTOOL_FLAGS)
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libtrailsave_la_LIBADD = $(PLUMA_LIBS)
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plugin_in_files = trailsave.pluma-plugin.desktop.in
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%.pluma-plugin: %.pluma-plugin.desktop.in $(INTLTOOL_MERGE) $(wildcard $(top_srcdir)/po/*po) ; $(INTLTOOL_MERGE) $(top_srcdir)/po $< $@ -d -u -c $(top_builddir)/po/.intltool-merge-cache
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plugin_DATA = $(plugin_in_files:.pluma-plugin.desktop.in=.pluma-plugin)
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EXTRA_DIST = $(plugin_in_files)
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CLEANFILES = $(plugin_DATA)
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DISTCLEANFILES = $(plugin_DATA)
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-include $(top_srcdir)/git.mk
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@ -0,0 +1,214 @@
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/*
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* pluma-trail-save-plugin.c
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*
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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 2, or (at your option)
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* 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, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $Id$
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "pluma-trail-save-plugin.h"
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PLUMA_PLUGIN_REGISTER_TYPE(PlumaTrailSavePlugin, pluma_trail_save_plugin)
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static void
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strip_trailing_spaces (GtkTextBuffer *text_buffer)
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{
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gint line_count, line_num;
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GtkTextIter line_start, line_end;
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gchar *slice;
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gchar byte;
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gint byte_index;
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gint strip_start_index, strip_end_index;
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gboolean should_strip;
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GtkTextIter strip_start, strip_end;
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g_assert (text_buffer != NULL);
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line_count = gtk_text_buffer_get_line_count (text_buffer);
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for (line_num = 0; line_num < line_count; ++line_num)
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{
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/* Get line text */
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gtk_text_buffer_get_iter_at_line (text_buffer, &line_start, line_num);
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if (line_num == line_count - 1)
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{
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gtk_text_buffer_get_end_iter (text_buffer, &line_end);
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}
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else
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{
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gtk_text_buffer_get_iter_at_line (text_buffer, &line_end, line_num + 1);
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}
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slice = gtk_text_buffer_get_slice (text_buffer, &line_start, &line_end, TRUE);
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if (slice == NULL)
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{
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continue;
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}
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/* Find indices of bytes that should be stripped */
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should_strip = FALSE;
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for (byte_index = 0; slice [byte_index] != 0; ++byte_index)
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{
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byte = slice [byte_index];
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if ((byte == ' ') || (byte == '\t'))
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{
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if (!should_strip)
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{
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strip_start_index = byte_index;
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should_strip = TRUE;
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}
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strip_end_index = byte_index + 1;
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}
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else if ((byte == '\r') || (byte == '\n'))
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{
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break;
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}
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else
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{
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should_strip = FALSE;
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}
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}
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g_free (slice);
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/* Strip trailing spaces */
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if (should_strip)
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{
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gtk_text_buffer_get_iter_at_line_index (text_buffer, &strip_start, line_num, strip_start_index);
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gtk_text_buffer_get_iter_at_line_index (text_buffer, &strip_end, line_num, strip_end_index);
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gtk_text_buffer_delete (text_buffer, &strip_start, &strip_end);
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}
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}
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}
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static void
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on_save (PlumaDocument *document,
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const gchar *uri,
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PlumaEncoding *encoding,
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PlumaDocumentSaveFlags save_flags,
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PlumaPlugin *plugin)
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{
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GtkTextBuffer *text_buffer = GTK_TEXT_BUFFER (document);
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strip_trailing_spaces (text_buffer);
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}
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static void
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on_tab_added (PlumaWindow *window,
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PlumaTab *tab,
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PlumaPlugin *plugin)
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{
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PlumaDocument *document;
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document = pluma_tab_get_document (tab);
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g_signal_connect (document, "save", G_CALLBACK (on_save), plugin);
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}
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static void
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on_tab_removed (PlumaWindow *window,
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PlumaTab *tab,
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PlumaPlugin *plugin)
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{
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PlumaDocument *document;
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document = pluma_tab_get_document (tab);
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g_signal_handlers_disconnect_by_data (document, plugin);
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}
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static void
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impl_activate (PlumaPlugin *plugin,
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PlumaWindow *window)
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{
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GList *documents;
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GList *documents_iter;
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PlumaDocument *document;
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pluma_debug (DEBUG_PLUGINS);
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g_signal_connect (window, "tab_added", G_CALLBACK (on_tab_added), plugin);
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g_signal_connect (window, "tab_removed", G_CALLBACK (on_tab_removed), plugin);
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documents = pluma_window_get_documents (window);
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for (documents_iter = documents;
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documents_iter && documents_iter->data;
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documents_iter = documents_iter->next)
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{
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document = (PlumaDocument *) documents_iter->data;
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g_signal_connect (document, "save", G_CALLBACK (on_save), plugin);
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}
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g_list_free (documents);
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}
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static void
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impl_deactivate (PlumaPlugin *plugin,
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PlumaWindow *window)
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{
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GList *documents;
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GList *documents_iter;
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PlumaDocument *document;
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pluma_debug (DEBUG_PLUGINS);
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g_signal_handlers_disconnect_by_data (window, plugin);
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documents = pluma_window_get_documents (window);
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for (documents_iter = documents;
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documents_iter && documents_iter->data;
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documents_iter = documents_iter->next)
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{
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document = (PlumaDocument *) documents_iter->data;
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g_signal_handlers_disconnect_by_data (document, plugin);
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}
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g_list_free (documents);
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}
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static void
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pluma_trail_save_plugin_init (PlumaTrailSavePlugin *plugin)
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{
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pluma_debug_message (DEBUG_PLUGINS, "PlumaTrailSavePlugin initializing");
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}
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static void
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pluma_trail_save_plugin_finalize (GObject *object)
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{
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pluma_debug_message (DEBUG_PLUGINS, "PlumaTrailSavePlugin finalizing");
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G_OBJECT_CLASS (pluma_trail_save_plugin_parent_class)->finalize (object);
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}
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static void
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pluma_trail_save_plugin_class_init (PlumaTrailSavePluginClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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PlumaPluginClass *plugin_class = PLUMA_PLUGIN_CLASS (klass);
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object_class->finalize = pluma_trail_save_plugin_finalize;
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plugin_class->activate = impl_activate;
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plugin_class->deactivate = impl_deactivate;
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}
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@ -0,0 +1,70 @@
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/*
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* pluma-trail-save-plugin.h
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*
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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 2, or (at your option)
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* 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, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $Id$
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*/
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#ifndef __PLUMA_TRAIL_SAVE_PLUGIN_H__
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#define __PLUMA_TRAIL_SAVE_PLUGIN_H__
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#include <glib.h>
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#include <glib-object.h>
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#include <pluma/pluma-plugin.h>
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G_BEGIN_DECLS
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/*
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* Type checking and casting macros
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*/
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#define PLUMA_TYPE_TRAIL_SAVE_PLUGIN (pluma_trail_save_plugin_get_type ())
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#define PLUMA_TRAIL_SAVE_PLUGIN(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), PLUMA_TYPE_TRAIL_SAVE_PLUGIN, PlumaTrailSavePlugin))
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#define PLUMA_TRAIL_SAVE_PLUGIN_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), PLUMA_TYPE_TRAIL_SAVE_PLUGIN, PlumaTrailSavePluginClass))
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#define PLUMA_IS_TRAIL_SAVE_PLUGIN(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), PLUMA_TYPE_TRAIL_SAVE_PLUGIN))
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#define PLUMA_IS_TRAIL_SAVE_PLUGIN_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), PLUMA_TYPE_TRAIL_SAVE_PLUGIN))
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#define PLUMA_TRAIL_SAVE_PLUGIN_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), PLUMA_TYPE_TRAIL_SAVE_PLUGIN, PlumaTrailSavePluginClass))
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/*
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* Main object structure
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*/
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typedef struct _PlumaTrailSavePlugin PlumaTrailSavePlugin;
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struct _PlumaTrailSavePlugin
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{
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PlumaPlugin parent_instance;
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};
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/*
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* Class definition
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*/
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typedef struct _PlumaTrailSavePluginClass PlumaTrailSavePluginClass;
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struct _PlumaTrailSavePluginClass
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{
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PlumaPluginClass parent_class;
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};
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/*
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* Public methods
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*/
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GType pluma_trail_save_plugin_get_type (void) G_GNUC_CONST;
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/* All the plugins must implement this function */
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G_MODULE_EXPORT GType register_pluma_plugin (GTypeModule *module);
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G_END_DECLS
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#endif /* __PLUMA_TRAIL_SAVE_PLUGIN_H__ */
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@ -0,0 +1,9 @@
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[Pluma Plugin]
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Module=trailsave
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IAge=2
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_Name=Save Without Trailing Spaces
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_Description=Removes trailing spaces from lines before saving.
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Icon=gtk-cut
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Authors=Marty Mills <daggerbot@gmail.com>
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Copyright=Copyright © 2015 Marty Mills
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Website=http://www.mate-desktop.org
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