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/*
* symbols.c - this file is part of Geany, a fast and lightweight IDE
*
* Copyright 2006-2012 Enrico Tröger <enrico(dot)troeger(at)uvena(dot)de>
* Copyright 2006-2012 Nick Treleaven <nick(dot)treleaven(at)btinternet(dot)com>
* Copyright 2011-2012 Colomban Wendling <ban(at)herbesfolles(dot)org>
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/**
* @file symbols.h
* Tag-related functions.
**/
/*
* Symbol Tree and TagManager-related convenience functions.
* TagManager parses tags for each document, and also adds them to the workspace (session).
* Global tags are lists of tags for each filetype, loaded when a document with a
* matching filetype is first loaded.
*/
#include "SciLexer.h"
#include "geany.h"
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include "prefix.h"
#include "symbols.h"
#include "utils.h"
#include "filetypes.h"
#include "encodings.h"
#include "document.h"
#include "documentprivate.h"
#include "support.h"
#include "msgwindow.h"
#include "sidebar.h"
#include "main.h"
#include "navqueue.h"
#include "ui_utils.h"
#include "editor.h"
#include "sciwrappers.h"
#include "filetypesprivate.h"
const guint TM_GLOBAL_TYPE_MASK =
tm_tag_class_t | tm_tag_enum_t | tm_tag_interface_t |
tm_tag_struct_t | tm_tag_typedef_t | tm_tag_union_t | tm_tag_namespace_t;
static gchar **html_entities = NULL;
typedef struct
{
gboolean tags_loaded;
const gchar *tag_file;
} TagFileInfo;
/* Check before adding any more tags files, usually they should be downloaded separately. */
enum /* Geany tag files */
{
GTF_C,
GTF_PASCAL,
GTF_PHP,
GTF_HTML_ENTITIES,
GTF_LATEX,
GTF_PYTHON,
GTF_MAX
};
static TagFileInfo tag_file_info[GTF_MAX] =
{
{FALSE, "c99.tags"},
{FALSE, "pascal.tags"},
{FALSE, "php.tags"},
{FALSE, "html_entities.tags"},
{FALSE, "latex.tags"},
{FALSE, "python.tags"}
};
static GPtrArray *top_level_iter_names = NULL;
static struct
{
GtkWidget *expand_all;
GtkWidget *collapse_all;
GtkWidget *sort_by_name;
GtkWidget *sort_by_appearance;
}
symbol_menu = {NULL, NULL, NULL, NULL};
static void html_tags_loaded(void);
static void load_user_tags(filetype_id ft_id);
/* get the tags_ignore list, exported by tagmanager's options.c */
extern gchar **c_tags_ignore;
/* ignore certain tokens when parsing C-like syntax.
* Also works for reloading. */
static void load_c_ignore_tags(void)
{
gchar *path = g_build_filename(app->configdir, "ignore.tags", NULL);
gchar *content;
if (g_file_get_contents(path, &content, NULL, NULL))
{
/* historically we ignore the glib _DECLS for tag generation */
SETPTR(content, g_strconcat("G_BEGIN_DECLS G_END_DECLS\n", content, NULL));
g_strfreev(c_tags_ignore);
c_tags_ignore = g_strsplit_set(content, " \n\r", -1);
g_free(content);
}
g_free(path);
}
void symbols_reload_config_files(void)
{
load_c_ignore_tags();
}
static gsize get_tag_count(void)
{
GPtrArray *tags = tm_get_workspace()->global_tags;
gsize count = tags ? tags->len : 0;
return count;
}
/* wrapper for tm_workspace_load_global_tags().
* note that the tag count only counts new global tags added - if a tag has the same name,
* currently it replaces the existing tag, so loading a file twice will say 0 tags the 2nd time. */
static gboolean symbols_load_global_tags(const gchar *tags_file, GeanyFiletype *ft)
{
gboolean result;
gsize old_tag_count = get_tag_count();
result = tm_workspace_load_global_tags(tags_file, ft->lang);
if (result)
{
geany_debug("Loaded %s (%s), %u tag(s).", tags_file, ft->name,
(guint) (get_tag_count() - old_tag_count));
}
return result;
}
/* Ensure that the global tags file(s) for the file_type_idx filetype is loaded.
* This provides autocompletion, calltips, etc. */
void symbols_global_tags_loaded(guint file_type_idx)
{
TagFileInfo *tfi;
gint tag_type;
/* load ignore list for C/C++ parser */
if ((file_type_idx == GEANY_FILETYPES_C || file_type_idx == GEANY_FILETYPES_CPP) &&
c_tags_ignore == NULL)
{
load_c_ignore_tags();
}
if (cl_options.ignore_global_tags || app->tm_workspace == NULL)
return;
/* load config in case of custom filetypes */
filetypes_load_config(file_type_idx, FALSE);
load_user_tags(file_type_idx);
switch (file_type_idx)
{
case GEANY_FILETYPES_PHP:
case GEANY_FILETYPES_HTML:
html_tags_loaded();
}
switch (file_type_idx)
{
case GEANY_FILETYPES_CPP:
symbols_global_tags_loaded(GEANY_FILETYPES_C); /* load C global tags */
/* no C++ tagfile yet */
return;
case GEANY_FILETYPES_C: tag_type = GTF_C; break;
case GEANY_FILETYPES_PASCAL:tag_type = GTF_PASCAL; break;
case GEANY_FILETYPES_PHP: tag_type = GTF_PHP; break;
case GEANY_FILETYPES_LATEX: tag_type = GTF_LATEX; break;
case GEANY_FILETYPES_PYTHON:tag_type = GTF_PYTHON; break;
default:
return;
}
tfi = &tag_file_info[tag_type];
if (! tfi->tags_loaded)
{
gchar *fname = g_build_filename(app->datadir, tfi->tag_file, NULL);
symbols_load_global_tags(fname, filetypes[file_type_idx]);
tfi->tags_loaded = TRUE;
g_free(fname);
}
}
/* HTML tagfile is just a list of entities for autocompletion (e.g. '&amp;') */
static void html_tags_loaded(void)
{
TagFileInfo *tfi;
if (cl_options.ignore_global_tags)
return;
tfi = &tag_file_info[GTF_HTML_ENTITIES];
if (! tfi->tags_loaded)
{
gchar *file = g_build_filename(app->datadir, tfi->tag_file, NULL);
html_entities = utils_read_file_in_array(file);
tfi->tags_loaded = TRUE;
g_free(file);
}
}
GString *symbols_find_tags_as_string(GPtrArray *tags_array, guint tag_types, gint lang)
{
guint j;
TMTag *tag;
GString *s = NULL;
GPtrArray *typedefs;
gint tag_lang;
g_return_val_if_fail(tags_array != NULL, NULL);
typedefs = tm_tags_extract(tags_array, tag_types);
if ((typedefs) && (typedefs->len > 0))
{
s = g_string_sized_new(typedefs->len * 10);
for (j = 0; j < typedefs->len; ++j)
{
tag = TM_TAG(typedefs->pdata[j]);
/* tag->atts.file.lang contains (for some reason) the line of the tag if
* tag->atts.entry.file is not NULL */
tag_lang = (tag->atts.entry.file) ? tag->atts.entry.file->lang : tag->atts.file.lang;
/* the check for tag_lang == lang is necessary to avoid wrong type colouring of
* e.g. PHP classes in C++ files
* lang = -2 disables the check */
if (tag->name && (tag_lang == lang || lang == -2))
{
if (j != 0)
g_string_append_c(s, ' ');
g_string_append(s, tag->name);
}
}
}
if (typedefs)
g_ptr_array_free(typedefs, TRUE);
return s;
}
/** Gets the context separator used by the tag manager for a particular file
* type.
* @param ft_id File type identifier.
* @return The context separator string.
*
* @since 0.19
*/
const gchar *symbols_get_context_separator(gint ft_id)
{
switch (ft_id)
{
case GEANY_FILETYPES_C: /* for C++ .h headers or C structs */
case GEANY_FILETYPES_CPP:
case GEANY_FILETYPES_GLSL: /* for structs */
/*case GEANY_FILETYPES_RUBY:*/ /* not sure what to use atm*/
return "::";
/* avoid confusion with other possible separators in group/section name */
case GEANY_FILETYPES_CONF:
case GEANY_FILETYPES_REST:
return ":::";
default:
return ".";
}
}
GString *symbols_get_macro_list(gint lang)
{
guint j, i;
GPtrArray *ftags;
GString *words;
gint tag_lang;
TMTag *tag;
if (app->tm_workspace->work_objects == NULL)
return NULL;
ftags = g_ptr_array_sized_new(50);
words = g_string_sized_new(200);
for (j = 0; j < app->tm_workspace->work_objects->len; j++)
{
GPtrArray *tags;
tags = tm_tags_extract(TM_WORK_OBJECT(app->tm_workspace->work_objects->pdata[j])->tags_array,
tm_tag_enum_t | tm_tag_variable_t | tm_tag_macro_t | tm_tag_macro_with_arg_t);
if (NULL != tags)
{
for (i = 0; ((i < tags->len) && (i < editor_prefs.autocompletion_max_entries)); ++i)
{
tag = TM_TAG(tags->pdata[i]);
tag_lang = (tag->atts.entry.file) ?
tag->atts.entry.file->lang : tag->atts.file.lang;
if (tag_lang == lang)
g_ptr_array_add(ftags, (gpointer) tags->pdata[i]);
}
g_ptr_array_free(tags, TRUE);
}
}
if (ftags->len == 0)
{
g_ptr_array_free(ftags, TRUE);
g_string_free(words, TRUE);
return NULL;
}
tm_tags_sort(ftags, NULL, FALSE);
for (j = 0; j < ftags->len; j++)
{
if (j > 0)
g_string_append_c(words, '\n');
g_string_append(words, TM_TAG(ftags->pdata[j])->name);
}
g_ptr_array_free(ftags, TRUE);
return words;
}
/* Note: if tags is sorted, we can use bsearch or tm_tags_find() to speed this up. */
static TMTag *
symbols_find_tm_tag(const GPtrArray *tags, const gchar *tag_name)
{
guint i;
g_return_val_if_fail(tags != NULL, NULL);
for (i = 0; i < tags->len; ++i)
{
if (utils_str_equal(TM_TAG(tags->pdata[i])->name, tag_name))
return TM_TAG(tags->pdata[i]);
}
return NULL;
}
static TMTag *find_work_object_tag(const TMWorkObject *workobj,
const gchar *tag_name, guint type)
{
GPtrArray *tags;
TMTag *tmtag;
if (G_LIKELY(workobj != NULL))
{
tags = tm_tags_extract(workobj->tags_array, type);
if (tags != NULL)
{
tmtag = symbols_find_tm_tag(tags, tag_name);
g_ptr_array_free(tags, TRUE);
if (tmtag != NULL)
return tmtag;
}
}
return NULL; /* not found */
}
static TMTag *find_workspace_tag(const gchar *tag_name, guint type)
{
guint j;
const GPtrArray *work_objects = NULL;
if (app->tm_workspace != NULL)
work_objects = app->tm_workspace->work_objects;
if (work_objects != NULL)
{
for (j = 0; j < work_objects->len; j++)
{
TMWorkObject *workobj = TM_WORK_OBJECT(work_objects->pdata[j]);
TMTag *tmtag;
tmtag = find_work_object_tag(workobj, tag_name, type);
if (tmtag != NULL)
return tmtag;
}
}
return NULL; /* not found */
}
const gchar **symbols_get_html_entities(void)
{
if (html_entities == NULL)
html_tags_loaded(); /* if not yet created, force creation of the array but shouldn't occur */
return (const gchar **) html_entities;
}
/* sort by name, then line */
static gint compare_symbol(const TMTag *tag_a, const TMTag *tag_b)
{
gint ret;
if (tag_a == NULL || tag_b == NULL)
return 0;
if (tag_a->name == NULL)
return -(tag_a->name != tag_b->name);
if (tag_b->name == NULL)
return tag_a->name != tag_b->name;
ret = strcmp(tag_a->name, tag_b->name);
if (ret == 0)
{
return tag_a->atts.entry.line - tag_b->atts.entry.line;
}
return ret;
}
/* sort by line, then scope */
static gint compare_symbol_lines(gconstpointer a, gconstpointer b)
{
const TMTag *tag_a = TM_TAG(a);
const TMTag *tag_b = TM_TAG(b);
gint ret;
if (a == NULL || b == NULL)
return 0;
ret = tag_a->atts.entry.line - tag_b->atts.entry.line;
if (ret == 0)
{
if (tag_a->atts.entry.scope == NULL)
return -(tag_a->atts.entry.scope != tag_b->atts.entry.scope);
if (tag_b->atts.entry.scope == NULL)
return tag_a->atts.entry.scope != tag_b->atts.entry.scope;
else
return strcmp(tag_a->atts.entry.scope, tag_b->atts.entry.scope);
}
return ret;
}
static GList *get_tag_list(GeanyDocument *doc, guint tag_types)
{
GList *tag_names = NULL;
TMTag *tag;
guint i;
g_return_val_if_fail(doc, NULL);
if (! doc->tm_file || ! doc->tm_file->tags_array)
return NULL;
for (i = 0; i < doc->tm_file->tags_array->len; ++i)
{
tag = TM_TAG(doc->tm_file->tags_array->pdata[i]);
if (G_UNLIKELY(tag == NULL))
return NULL;
if (tag->type & tag_types)
{
tag_names = g_list_prepend(tag_names, tag);
}
}
tag_names = g_list_sort(tag_names, compare_symbol_lines);
return tag_names;
}
/* amount of types in the symbol list (currently max. 8 are used) */
#define MAX_SYMBOL_TYPES (sizeof(tv_iters) / sizeof(GtkTreeIter))
struct TreeviewSymbols
{
GtkTreeIter tag_function;
GtkTreeIter tag_class;
GtkTreeIter tag_macro;
GtkTreeIter tag_member;
GtkTreeIter tag_variable;
GtkTreeIter tag_namespace;
GtkTreeIter tag_struct;
GtkTreeIter tag_interface;
GtkTreeIter tag_type;
GtkTreeIter tag_other;
} tv_iters;
static void init_tag_iters(void)
{
/* init all GtkTreeIters with -1 to make them invalid to avoid crashes when switching between
* filetypes(e.g. config file to Python crashes Geany without this) */
tv_iters.tag_function.stamp = -1;
tv_iters.tag_class.stamp = -1;
tv_iters.tag_member.stamp = -1;
tv_iters.tag_macro.stamp = -1;
tv_iters.tag_variable.stamp = -1;
tv_iters.tag_namespace.stamp = -1;
tv_iters.tag_struct.stamp = -1;
tv_iters.tag_interface.stamp = -1;
tv_iters.tag_type.stamp = -1;
tv_iters.tag_other.stamp = -1;
}
static GdkPixbuf *get_tag_icon(const gchar *icon_name)
{
static GtkIconTheme *icon_theme = NULL;
static gint x, y;
if (G_UNLIKELY(icon_theme == NULL))
{
#ifndef G_OS_WIN32
gchar *path = g_build_filename(GEANY_DATADIR, "icons", NULL);
#endif
gtk_icon_size_lookup(GTK_ICON_SIZE_MENU, &x, &y);
icon_theme = gtk_icon_theme_get_default();
#ifdef G_OS_WIN32
gtk_icon_theme_append_search_path(icon_theme, "share\\icons");
#else
gtk_icon_theme_append_search_path(icon_theme, path);
g_free(path);
#endif
}
return gtk_icon_theme_load_icon(icon_theme, icon_name, x, 0, NULL);
}
/* finds the next iter at any level
* @param iter in/out, the current iter, will be changed to the next one
* @param down whether to try the child iter
* @return TRUE if there @p iter was set, or FALSE if there is no next iter */
static gboolean next_iter(GtkTreeModel *model, GtkTreeIter *iter, gboolean down)
{
GtkTreeIter guess;
GtkTreeIter copy = *iter;
/* go down if the item has children */
if (down && gtk_tree_model_iter_children(model, &guess, iter))
*iter = guess;
/* or to the next item at the same level */
else if (gtk_tree_model_iter_next(model, &copy))
*iter = copy;
/* or to the next item at a parent level */
else if (gtk_tree_model_iter_parent(model, &guess, iter))
{
copy = guess;
while(TRUE)
{
if (gtk_tree_model_iter_next(model, &copy))
{
*iter = copy;
return TRUE;
}
else if (gtk_tree_model_iter_parent(model, &copy, &guess))
guess = copy;
else
return FALSE;
}
}
else
return FALSE;
return TRUE;
}
static gboolean find_toplevel_iter(GtkTreeStore *store, GtkTreeIter *iter, const gchar *title)
{
GtkTreeModel *model = GTK_TREE_MODEL(store);
if (!gtk_tree_model_get_iter_first(model, iter))
return FALSE;
do
{
gchar *candidate;
gtk_tree_model_get(model, iter, SYMBOLS_COLUMN_NAME, &candidate, -1);
/* FIXME: what if 2 different items have the same name?
* this should never happen, but might be caused by a typo in a translation */
if (utils_str_equal(candidate, title))
{
g_free(candidate);
return TRUE;
}
else
g_free(candidate);
}
while (gtk_tree_model_iter_next(model, iter));
return FALSE;
}
/* Adds symbol list groups in (iter*, title) pairs.
* The list must be ended with NULL. */
static void G_GNUC_NULL_TERMINATED
tag_list_add_groups(GtkTreeStore *tree_store, ...)
{
va_list args;
GtkTreeIter *iter;
g_return_if_fail(top_level_iter_names);
va_start(args, tree_store);
for (; iter = va_arg(args, GtkTreeIter*), iter != NULL;)
{
gchar *title = va_arg(args, gchar*);
gchar *icon_name = va_arg(args, gchar *);
GdkPixbuf *icon = NULL;
if (icon_name)
{
icon = get_tag_icon(icon_name);
}
g_assert(title != NULL);
g_ptr_array_add(top_level_iter_names, title);
if (!find_toplevel_iter(tree_store, iter, title))
gtk_tree_store_append(tree_store, iter, NULL);
if (G_IS_OBJECT(icon))
{
gtk_tree_store_set(tree_store, iter, SYMBOLS_COLUMN_ICON, icon, -1);
g_object_unref(icon);
}
gtk_tree_store_set(tree_store, iter, SYMBOLS_COLUMN_NAME, title, -1);
}
va_end(args);
}
static void add_top_level_items(GeanyDocument *doc)
{
filetype_id ft_id = doc->file_type->id;
GtkTreeStore *tag_store = doc->priv->tag_store;
if (top_level_iter_names == NULL)
top_level_iter_names = g_ptr_array_new();
else
g_ptr_array_set_size(top_level_iter_names, 0);
init_tag_iters();
switch (ft_id)
{
case GEANY_FILETYPES_DIFF:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_function), _("Files"), NULL, NULL);
break;
}
case GEANY_FILETYPES_DOCBOOK:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_function), _("Chapter"), NULL,
&(tv_iters.tag_class), _("Section"), NULL,
&(tv_iters.tag_member), _("Sect1"), NULL,
&(tv_iters.tag_macro), _("Sect2"), NULL,
&(tv_iters.tag_variable), _("Sect3"), NULL,
&(tv_iters.tag_struct), _("Appendix"), NULL,
&(tv_iters.tag_other), _("Other"), NULL,
NULL);
break;
}
case GEANY_FILETYPES_HASKELL:
tag_list_add_groups(tag_store,
&tv_iters.tag_namespace, _("Module"), NULL,
&tv_iters.tag_type, _("Types"), NULL,
&tv_iters.tag_macro, _("Type constructors"), NULL,
&tv_iters.tag_function, _("Functions"), "classviewer-method",
NULL);
break;
case GEANY_FILETYPES_COBOL:
tag_list_add_groups(tag_store,
&tv_iters.tag_class, _("Program"), "classviewer-class",
&tv_iters.tag_function, _("File"), "classviewer-method",
&tv_iters.tag_namespace, _("Sections"), "classviewer-namespace",
&tv_iters.tag_macro, _("Paragraph"), "classviewer-other",
&tv_iters.tag_struct, _("Group"), "classviewer-struct",
&tv_iters.tag_variable, _("Data"), "classviewer-var",
NULL);
break;
case GEANY_FILETYPES_CONF:
tag_list_add_groups(tag_store,
&tv_iters.tag_namespace, _("Sections"), "classviewer-other",
&tv_iters.tag_macro, _("Keys"), "classviewer-var",
NULL);
break;
case GEANY_FILETYPES_NSIS:
tag_list_add_groups(tag_store,
&tv_iters.tag_namespace, _("Sections"), "classviewer-other",
&tv_iters.tag_function, _("Functions"), "classviewer-method",
&(tv_iters.tag_variable), _("Variables"), "classviewer-var",
NULL);
break;
case GEANY_FILETYPES_LATEX:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_function), _("Command"), NULL,
&(tv_iters.tag_class), _("Environment"), NULL,
&(tv_iters.tag_member), _("Section"), NULL,
&(tv_iters.tag_macro), _("Subsection"), NULL,
&(tv_iters.tag_variable), _("Subsubsection"), NULL,
&(tv_iters.tag_struct), _("Label"), NULL,
&(tv_iters.tag_namespace), _("Chapter"), NULL,
&(tv_iters.tag_other), _("Other"), NULL,
NULL);
break;
}
case GEANY_FILETYPES_MATLAB:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_function), _("Functions"), "classviewer-method",
&(tv_iters.tag_struct), _("Structures"), "classviewer-struct",
NULL);
break;
}
case GEANY_FILETYPES_R:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_function), _("Functions"), "classviewer-method",
&(tv_iters.tag_struct), _("Other"), NULL,
NULL);
break;
}
case GEANY_FILETYPES_PERL:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_namespace), _("Package"), "classviewer-namespace",
&(tv_iters.tag_function), _("Functions"), "classviewer-method",
&(tv_iters.tag_macro), _("Labels"), NULL,
&(tv_iters.tag_type), _("Constants"), NULL,
&(tv_iters.tag_other), _("Other"), "classviewer-other",
NULL);
break;
}
case GEANY_FILETYPES_PHP:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_interface), _("Interfaces"), "classviewer-struct",
&(tv_iters.tag_class), _("Classes"), "classviewer-class",
&(tv_iters.tag_function), _("Functions"), "classviewer-method",
&(tv_iters.tag_macro), _("Constants"), "classviewer-macro",
&(tv_iters.tag_variable), _("Variables"), "classviewer-var",
NULL);
break;
}
case GEANY_FILETYPES_HTML:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_function), _("Functions"), NULL,
&(tv_iters.tag_member), _("Anchors"), NULL,
&(tv_iters.tag_namespace), _("H1 Headings"), NULL,
&(tv_iters.tag_class), _("H2 Headings"), NULL,
&(tv_iters.tag_variable), _("H3 Headings"), NULL,
NULL);
break;
}
case GEANY_FILETYPES_CSS:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_class), _("Classes"), "classviewer-class",
&(tv_iters.tag_variable), _("ID Selectors"), "classviewer-var",
&(tv_iters.tag_struct), _("Type Selectors"), "classviewer-struct", NULL);
break;
}
case GEANY_FILETYPES_REST:
case GEANY_FILETYPES_TXT2TAGS:
case GEANY_FILETYPES_ABC:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_namespace), _("Chapter"), NULL,
&(tv_iters.tag_member), _("Section"), NULL,
&(tv_iters.tag_macro), _("Subsection"), NULL,
&(tv_iters.tag_variable), _("Subsubsection"), NULL,
NULL);
break;
}
case GEANY_FILETYPES_RUBY:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_namespace), _("Modules"), "classviewer-namespace",
&(tv_iters.tag_class), _("Classes"), "classviewer-class",
&(tv_iters.tag_member), _("Singletons"), "classviewer-struct",
&(tv_iters.tag_function), _("Methods"), "classviewer-method",
NULL);
break;
}
case GEANY_FILETYPES_TCL:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_namespace), _("Namespaces"), "classviewer-namespace",
&(tv_iters.tag_class), _("Classes"), "classviewer-class",
&(tv_iters.tag_member), _("Methods"), "classviewer-method",
&(tv_iters.tag_function), _("Procedures"), "classviewer-other",
NULL);
break;
}
case GEANY_FILETYPES_PYTHON:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_class), _("Classes"), "classviewer-class",
&(tv_iters.tag_member), _("Methods"), "classviewer-macro",
&(tv_iters.tag_function), _("Functions"), "classviewer-method",
&(tv_iters.tag_variable), _("Variables"), "classviewer-var",
&(tv_iters.tag_namespace), _("Imports"), "classviewer-namespace",
NULL);
break;
}
case GEANY_FILETYPES_VHDL:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_namespace), _("Package"), "classviewer-namespace",
&(tv_iters.tag_class), _("Entities"), "classviewer-class",
&(tv_iters.tag_struct), _("Architectures"), "classviewer-struct",
&(tv_iters.tag_type), _("Types"), "classviewer-other",
&(tv_iters.tag_function), _("Functions / Procedures"), "classviewer-method",
&(tv_iters.tag_variable), _("Variables / Signals"), "classviewer-var",
&(tv_iters.tag_member), _("Processes / Blocks / Components"), "classviewer-member",
&(tv_iters.tag_other), _("Other"), "classviewer-other",
NULL);
break;
}
case GEANY_FILETYPES_VERILOG:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_type), _("Events"), "classviewer-macro",
&(tv_iters.tag_class), _("Modules"), "classviewer-class",
&(tv_iters.tag_function), _("Functions / Tasks"), "classviewer-method",
&(tv_iters.tag_variable), _("Variables"), "classviewer-var",
&(tv_iters.tag_other), _("Other"), "classviewer-other",
NULL);
break;
}
case GEANY_FILETYPES_JAVA:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_namespace), _("Package"), "classviewer-namespace",
&(tv_iters.tag_interface), _("Interfaces"), "classviewer-struct",
&(tv_iters.tag_class), _("Classes"), "classviewer-class",
&(tv_iters.tag_function), _("Methods"), "classviewer-method",
&(tv_iters.tag_member), _("Members"), "classviewer-member",
&(tv_iters.tag_other), _("Other"), "classviewer-other",
NULL);
break;
}
case GEANY_FILETYPES_AS:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_namespace), _("Package"), "classviewer-namespace",
&(tv_iters.tag_interface), _("Interfaces"), "classviewer-struct",
&(tv_iters.tag_class), _("Classes"), "classviewer-class",
&(tv_iters.tag_function), _("Functions"), "classviewer-method",
&(tv_iters.tag_member), _("Properties"), "classviewer-member",
&(tv_iters.tag_variable), _("Variables"), "classviewer-var",
&(tv_iters.tag_macro), _("Constants"), "classviewer-macro",
&(tv_iters.tag_other), _("Other"), "classviewer-other",
NULL);
break;
}
case GEANY_FILETYPES_HAXE:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_interface), _("Interfaces"), "classviewer-struct",
&(tv_iters.tag_class), _("Classes"), "classviewer-class",
&(tv_iters.tag_function), _("Methods"), "classviewer-method",
&(tv_iters.tag_type), _("Types"), "classviewer-macro",
&(tv_iters.tag_variable), _("Variables"), "classviewer-var",
&(tv_iters.tag_other), _("Other"), "classviewer-other",
NULL);
break;
}
case GEANY_FILETYPES_BASIC:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_function), _("Functions"), "classviewer-method",
&(tv_iters.tag_variable), _("Variables"), "classviewer-var",
&(tv_iters.tag_macro), _("Constants"), "classviewer-macro",
&(tv_iters.tag_struct), _("Types"), "classviewer-namespace",
&(tv_iters.tag_namespace), _("Labels"), "classviewer-member",
&(tv_iters.tag_other), _("Other"), "classviewer-other",
NULL);
break;
}
case GEANY_FILETYPES_F77:
case GEANY_FILETYPES_FORTRAN:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_namespace), _("Module"), "classviewer-class",
&(tv_iters.tag_interface), _("Interfaces"), "classviewer-struct",
&(tv_iters.tag_function), _("Functions"), "classviewer-method",
&(tv_iters.tag_member), _("Subroutines"), "classviewer-method",
&(tv_iters.tag_variable), _("Variables"), "classviewer-var",
&(tv_iters.tag_type), _("Types"), "classviewer-namespace",
&(tv_iters.tag_macro), _("Blocks"), "classviewer-member",
&(tv_iters.tag_other), _("Other"), "classviewer-other",
NULL);
break;
}
case GEANY_FILETYPES_ASM:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_namespace), _("Labels"), "classviewer-namespace",
&(tv_iters.tag_function), _("Macros"), "classviewer-method",
&(tv_iters.tag_macro), _("Defines"), "classviewer-macro",
&(tv_iters.tag_struct), _("Types"), "classviewer-struct",
NULL);
break;
}
case GEANY_FILETYPES_MAKE:
tag_list_add_groups(tag_store,
&tv_iters.tag_function, _("Targets"), "classviewer-method",
&tv_iters.tag_macro, _("Macros"), "classviewer-macro",
NULL);
break;
case GEANY_FILETYPES_SQL:
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_function), _("Functions"), "classviewer-method",
&(tv_iters.tag_namespace), _("Procedures"), "classviewer-namespace",
&(tv_iters.tag_struct), _("Indexes"), "classviewer-struct",
&(tv_iters.tag_class), _("Tables"), "classviewer-class",
&(tv_iters.tag_macro), _("Triggers"), "classviewer-macro",
&(tv_iters.tag_member), _("Views"), "classviewer-var",
&(tv_iters.tag_other), _("Other"), "classviewer-other",
NULL);
break;
}
case GEANY_FILETYPES_D:
default:
{
if (ft_id == GEANY_FILETYPES_D)
tag_list_add_groups(tag_store,
&(tv_iters.tag_namespace), _("Module"), NULL, NULL);
else
tag_list_add_groups(tag_store,
&(tv_iters.tag_namespace), _("Namespaces"), "classviewer-namespace", NULL);
tag_list_add_groups(tag_store,
&(tv_iters.tag_class), _("Classes"), "classviewer-class",
&(tv_iters.tag_interface), _("Interfaces"), "classviewer-struct",
&(tv_iters.tag_function), _("Functions"), "classviewer-method",
&(tv_iters.tag_member), _("Members"), "classviewer-member",
&(tv_iters.tag_struct), _("Structs"), "classviewer-struct",
&(tv_iters.tag_type), _("Typedefs / Enums"), "classviewer-struct",
NULL);
if (ft_id != GEANY_FILETYPES_D)
{
tag_list_add_groups(tag_store,
&(tv_iters.tag_macro), _("Macros"), "classviewer-macro", NULL);
}
tag_list_add_groups(tag_store,
&(tv_iters.tag_variable), _("Variables"), "classviewer-var",
&(tv_iters.tag_other), _("Other"), "classviewer-other", NULL);
}
}
}
/* removes toplevel items that have no children */
static void hide_empty_rows(GtkTreeStore *store)
{
GtkTreeIter iter;
gboolean cont = TRUE;
if (! gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter))
return; /* stop when first iter is invalid, i.e. no elements */
while (cont)
{
if (! gtk_tree_model_iter_has_child(GTK_TREE_MODEL(store), &iter))
cont = gtk_tree_store_remove(store, &iter);
else
cont = gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter);
}
}
static const gchar *get_symbol_name(GeanyDocument *doc, const TMTag *tag, gboolean found_parent)
{
gchar *utf8_name;
const gchar *scope = tag->atts.entry.scope;
static GString *buffer = NULL; /* buffer will be small so we can keep it for reuse */
gboolean doc_is_utf8 = FALSE;
/* encodings_convert_to_utf8_from_charset() fails with charset "None", so skip conversion
* for None at this point completely */
if (utils_str_equal(doc->encoding, "UTF-8") ||
utils_str_equal(doc->encoding, "None"))
doc_is_utf8 = TRUE;
if (! doc_is_utf8)
utf8_name = encodings_convert_to_utf8_from_charset(tag->name,
-1, doc->encoding, TRUE);
else
utf8_name = tag->name;
if (utf8_name == NULL)
return NULL;
if (! buffer)
buffer = g_string_new(NULL);
else
g_string_truncate(buffer, 0);
/* check first char of scope is a wordchar */
if (!found_parent && scope &&
strpbrk(scope, GEANY_WORDCHARS) == scope)
{
const gchar *sep = symbols_get_context_separator(doc->file_type->id);
g_string_append(buffer, scope);
g_string_append(buffer, sep);
}
g_string_append(buffer, utf8_name);
if (! doc_is_utf8)
g_free(utf8_name);
g_string_append_printf(buffer, " [%lu]", tag->atts.entry.line);
return buffer->str;
}
static gchar *get_symbol_tooltip(GeanyDocument *doc, const TMTag *tag)
{
gchar *utf8_name = editor_get_calltip_text(doc->editor, tag);
/* encodings_convert_to_utf8_from_charset() fails with charset "None", so skip conversion
* for None at this point completely */
if (utf8_name != NULL &&
! utils_str_equal(doc->encoding, "UTF-8") &&
! utils_str_equal(doc->encoding, "None"))
{
SETPTR(utf8_name,
encodings_convert_to_utf8_from_charset(utf8_name, -1, doc->encoding, TRUE));
}
if (utf8_name != NULL)
SETPTR(utf8_name, g_markup_escape_text(utf8_name, -1));
return utf8_name;
}
/* find the last word in "foo::bar::blah", e.g. "blah" */
static const gchar *get_parent_name(const TMTag *tag, filetype_id ft_id)
{
const gchar *scope = tag->atts.entry.scope;
const gchar *separator = symbols_get_context_separator(ft_id);
const gchar *str, *ptr;
if (!scope)
return NULL;
str = scope;
while (1)
{
ptr = strstr(str, separator);
if (ptr)
{
str = ptr + strlen(separator);
}
else
break;
}
return NZV(str) ? str : NULL;
}
static GtkTreeIter *get_tag_type_iter(TMTagType tag_type, filetype_id ft_id)
{
GtkTreeIter *iter = NULL;
switch (tag_type)
{
case tm_tag_prototype_t:
case tm_tag_method_t:
case tm_tag_function_t:
{
iter = &tv_iters.tag_function;
break;
}
case tm_tag_macro_t:
case tm_tag_macro_with_arg_t:
{
iter = &tv_iters.tag_macro;
break;
}
case tm_tag_class_t:
{
iter = &tv_iters.tag_class;
break;
}
case tm_tag_member_t:
case tm_tag_field_t:
{
iter = &tv_iters.tag_member;
break;
}
case tm_tag_typedef_t:
case tm_tag_enum_t:
{
iter = &tv_iters.tag_type;
break;
}
case tm_tag_union_t:
case tm_tag_struct_t:
{
iter = &tv_iters.tag_struct;
break;
}
case tm_tag_interface_t:
iter = &tv_iters.tag_interface;
break;
case tm_tag_variable_t:
{
iter = &tv_iters.tag_variable;
break;
}
case tm_tag_namespace_t:
case tm_tag_package_t:
{
iter = &tv_iters.tag_namespace;
break;
}
default:
{
iter = &tv_iters.tag_other;
}
}
if (G_LIKELY(iter->stamp != -1))
return iter;
else
return NULL;
}
static GdkPixbuf *get_child_icon(GtkTreeStore *tree_store, GtkTreeIter *parent)
{
GdkPixbuf *icon = NULL;
if (parent == &tv_iters.tag_other)
{
return get_tag_icon("classviewer-var");
}
/* copy parent icon */
gtk_tree_model_get(GTK_TREE_MODEL(tree_store), parent,
SYMBOLS_COLUMN_ICON, &icon, -1);
return icon;
}
static gboolean tag_equal(gconstpointer v1, gconstpointer v2)
{
const TMTag *t1 = v1;
const TMTag *t2 = v2;
return (t1->type == t2->type && strcmp(t1->name, t2->name) == 0 &&
utils_str_equal(t1->atts.entry.scope, t2->atts.entry.scope) &&
/* include arglist in match to support e.g. C++ overloading */
utils_str_equal(t1->atts.entry.arglist, t2->atts.entry.arglist));
}
/* inspired from g_str_hash() */
static guint tag_hash(gconstpointer v)
{
const TMTag *tag = v;
const gchar *p;
guint32 h = 5381;
h = (h << 5) + h + tag->type;
for (p = tag->name; *p != '\0'; p++)
h = (h << 5) + h + *p;
if (tag->atts.entry.scope)
{
for (p = tag->atts.entry.scope; *p != '\0'; p++)
h = (h << 5) + h + *p;
}
/* for e.g. C++ overloading */
if (tag->atts.entry.arglist)
{
for (p = tag->atts.entry.arglist; *p != '\0'; p++)
h = (h << 5) + h + *p;
}
return h;
}
/* like gtk_tree_view_expand_to_path() but with an iter */
static void tree_view_expand_to_iter(GtkTreeView *view, GtkTreeIter *iter)
{
GtkTreeModel *model = gtk_tree_view_get_model(view);
GtkTreePath *path = gtk_tree_model_get_path(model, iter);
gtk_tree_view_expand_to_path(view, path);
gtk_tree_path_free(path);
}
/* like gtk_tree_store_remove() but finds the next iter at any level */
static gboolean tree_store_remove_row(GtkTreeStore *store, GtkTreeIter *iter)
{
GtkTreeIter parent;
gboolean has_parent;
gboolean cont;
has_parent = gtk_tree_model_iter_parent(GTK_TREE_MODEL(store), &parent, iter);
cont = gtk_tree_store_remove(store, iter);
/* if there is no next at this level but there is a parent iter, continue from it */
if (! cont && has_parent)
{
*iter = parent;
cont = next_iter(GTK_TREE_MODEL(store), iter, FALSE);
}
return cont;
}
/* adds a new element in the parent table if it's key is known.
* duplicates are kept */
static void update_parents_table(GHashTable *table, const TMTag *tag, const gchar *parent_name,
const GtkTreeIter *iter)
{
GList **list;
if (g_hash_table_lookup_extended(table, tag->name, NULL, (gpointer *) &list) &&
! utils_str_equal(parent_name, tag->name) /* prevent Foo::Foo from making parent = child */)
{
if (! list)
{
list = g_slice_alloc(sizeof *list);
*list = NULL;
g_hash_table_insert(table, tag->name, list);
}
*list = g_list_prepend(*list, g_slice_dup(GtkTreeIter, iter));
}
}
static void free_iter_slice_list(gpointer data)
{
GList **list = data;
if (list)
{
GList *node;
foreach_list(node, *list)
g_slice_free(GtkTreeIter, node->data);
g_list_free(*list);
g_slice_free1(sizeof *list, list);
}
}
/* inserts a @data in @table on key @tag.
* previous data is not overwritten if the key is duplicated, but rather the
* two values are kept in a list
*
* table is: GHashTable<TMTag, GList<GList<TMTag>>> */
static void tags_table_insert(GHashTable *table, TMTag *tag, GList *data)
{
GList *list = g_hash_table_lookup(table, tag);
list = g_list_prepend(list, data);
g_hash_table_insert(table, tag, list);
}
/* looks up the entry in @table that better matches @tag.
* if there are more than one candidate, the one that has closest line position to @tag is chosen */
static GList *tags_table_lookup(GHashTable *table, TMTag *tag)
{
GList *data = NULL;
GList *node = g_hash_table_lookup(table, tag);
if (node)
{
glong delta;
data = node->data;
#define TAG_DELTA(a, b) ABS((glong) TM_TAG(a)->atts.entry.line - (glong) TM_TAG(b)->atts.entry.line)
delta = TAG_DELTA(((GList *) node->data)->data, tag);
for (node = node->next; node; node = node->next)
{
glong d = TAG_DELTA(((GList *) node->data)->data, tag);
if (d < delta)
{
data = node->data;
delta = d;
}
}
#undef TAG_DELTA
}
return data;
}
/* removes the element at @tag from @table.
* @tag must be the exact pointer used at insertion time */
static void tags_table_remove(GHashTable *table, TMTag *tag)
{
GList *list = g_hash_table_lookup(table, tag);
if (list)
{
GList *node;
foreach_list(node, list)
{
if (((GList *) node->data)->data == tag)
break;
}
list = g_list_delete_link(list, node);
if (list)
g_hash_table_insert(table, tag, list);
else
g_hash_table_remove(table, tag);
}
}
/*
* Updates the tag tree for a document with the tags in *list.
* @param doc a document
* @param tags a pointer to a GList* holding the tags to add/update. This
* list may be updated, removing updated elements.
*
* The update is done in two passes:
* 1) walking the current tree, update tags that still exist and remove the
* obsolescent ones;
* 2) walking the remaining (non updated) tags, adds them in the list.
*
* For better performances, we use 2 hash tables:
* - one containing all the tags for lookup in the first pass (actually stores a
* reference in the tags list for removing it efficiently), avoiding list search
* on each tag;
* - the other holding "tag-name":row references for tags having children, used to
* lookup for a parent in both passes, avoiding tree traversal.
*/
static void update_tree_tags(GeanyDocument *doc, GList **tags)
{
GtkTreeStore *store = doc->priv->tag_store;
GtkTreeModel *model = GTK_TREE_MODEL(store);
GHashTable *parents_table;
GHashTable *tags_table;
GtkTreeIter iter;
gboolean cont;
GList *item;
/* Build hash tables holding tags and parents */
/* parent table holds "tag-name":GtkTreeIter */
parents_table = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, free_iter_slice_list);
/* tags table is another representation of the @tags list, TMTag:GList<TMTag> */
tags_table = g_hash_table_new_full(tag_hash, tag_equal, NULL, NULL);
foreach_list(item, *tags)
{
TMTag *tag = item->data;
const gchar *name;
tags_table_insert(tags_table, tag, item);
name = get_parent_name(tag, doc->file_type->id);
if (name)
g_hash_table_insert(parents_table, (gpointer) name, NULL);
}
/* First pass, update existing rows or delete them.
* It is OK to delete them since we walk top down so we would remove
* parents before checking for their children, thus never implicitly
* deleting an updated child */
cont = gtk_tree_model_get_iter_first(model, &iter);
while (cont)
{
TMTag *tag;
gtk_tree_model_get(model, &iter, SYMBOLS_COLUMN_TAG, &tag, -1);
if (! tag) /* most probably a toplevel, skip it */
cont = next_iter(model, &iter, TRUE);
else
{
GList *found_item;
found_item = tags_table_lookup(tags_table, tag);
if (! found_item) /* tag doesn't exist, remove it */
cont = tree_store_remove_row(store, &iter);
else /* tag still exist, update it */
{
const gchar *name;
const gchar *parent_name;
TMTag *found = found_item->data;
parent_name = get_parent_name(found, doc->file_type->id);
/* if parent is unknown, ignore it */
if (parent_name && ! g_hash_table_lookup(parents_table, parent_name))
parent_name = NULL;
/* only update fields that (can) have changed (name that holds line
* number, and the tag itself) */
name = get_symbol_name(doc, found, parent_name != NULL);
gtk_tree_store_set(store, &iter,
SYMBOLS_COLUMN_NAME, name,
SYMBOLS_COLUMN_TAG, found,
-1);
update_parents_table(parents_table, found, parent_name, &iter);
/* remove the updated tag from the table and list */
tags_table_remove(tags_table, found);
*tags = g_list_delete_link(*tags, found_item);
cont = next_iter(model, &iter, TRUE);
}
tm_tag_unref(tag);
}
}
/* Second pass, now we have a tree cleaned up from invalid rows,
* we simply add new ones */
foreach_list (item, *tags)
{
TMTag *tag = item->data;
GtkTreeIter *parent;
parent = get_tag_type_iter(tag->type, doc->file_type->id);
if (G_UNLIKELY(! parent))
geany_debug("Missing symbol-tree parent iter for type %d!", tag->type);
else
{
gboolean expand;
const gchar *name;
const gchar *parent_name;
gchar *tooltip;
GdkPixbuf *icon = get_child_icon(store, parent);
parent_name = get_parent_name(tag, doc->file_type->id);
if (parent_name)
{
GList **candidates;
GtkTreeIter *parent_search = NULL;
/* walk parent candidates to find the better one.
* if there are more than one, take the one that has the closest line number
* after the tag we're searching the parent for */
candidates = g_hash_table_lookup(parents_table, parent_name);
if (candidates)
{
GList *node;
glong delta = G_MAXLONG;
foreach_list(node, *candidates)
{
TMTag *parent_tag;
glong d;
gtk_tree_model_get(GTK_TREE_MODEL(store), node->data,
SYMBOLS_COLUMN_TAG, &parent_tag, -1);
d = tag->atts.entry.line - parent_tag->atts.entry.line;
if (! parent_search || (d >= 0 && d < delta))
{
delta = d;
parent_search = node->data;
}
}
}
if (parent_search)
parent = parent_search;
else
parent_name = NULL;
}
/* only expand to the iter if the parent was empty, otherwise we let the
* folding as it was before (already expanded, or closed by the user) */
expand = ! gtk_tree_model_iter_has_child(model, parent);
/* insert the new element */
gtk_tree_store_append(store, &iter, parent);
name = get_symbol_name(doc, tag, parent_name != NULL);
tooltip = get_symbol_tooltip(doc, tag);
gtk_tree_store_set(store, &iter,
SYMBOLS_COLUMN_NAME, name,
SYMBOLS_COLUMN_TOOLTIP, tooltip,
SYMBOLS_COLUMN_ICON, icon,
SYMBOLS_COLUMN_TAG, tag,
-1);
g_free(tooltip);
if (G_LIKELY(icon))
g_object_unref(icon);
update_parents_table(parents_table, tag, parent_name, &iter);
if (expand)
tree_view_expand_to_iter(GTK_TREE_VIEW(doc->priv->tag_tree), &iter);
}
}
g_hash_table_destroy(parents_table);
g_hash_table_destroy(tags_table);
}
/* we don't want to sort 1st-level nodes, but we can't return 0 because the tree sort
* is not stable, so the order is already lost. */
static gint compare_top_level_names(const gchar *a, const gchar *b)
{
guint i;
const gchar *name;
/* This should never happen as it would mean that two or more top
* level items have the same name but it can happen by typos in the translations. */
if (utils_str_equal(a, b))
return 1;
foreach_ptr_array(name, i, top_level_iter_names)
{
if (utils_str_equal(name, a))
return -1;
if (utils_str_equal(name, b))
return 1;
}
g_warning("Couldn't find top level node '%s' or '%s'!", a, b);
return 0;
}
static gboolean tag_has_missing_parent(const TMTag *tag, GtkTreeStore *store,
GtkTreeIter *iter)
{
/* if the tag has a parent tag, it should be at depth >= 2 */
return NZV(tag->atts.entry.scope) &&
gtk_tree_store_iter_depth(store, iter) == 1;
}
static gint tree_sort_func(GtkTreeModel *model, GtkTreeIter *a, GtkTreeIter *b,
gpointer user_data)
{
gboolean sort_by_name = GPOINTER_TO_INT(user_data);
TMTag *tag_a, *tag_b;
gint cmp;
gtk_tree_model_get(model, a, SYMBOLS_COLUMN_TAG, &tag_a, -1);
gtk_tree_model_get(model, b, SYMBOLS_COLUMN_TAG, &tag_b, -1);
/* Check if the iters can be sorted based on tag name and line, not tree item name.
* Sort by tree name if the scope was prepended, e.g. 'ScopeNameWithNoTag::TagName'. */
if (tag_a && !tag_has_missing_parent(tag_a, GTK_TREE_STORE(model), a) &&
tag_b && !tag_has_missing_parent(tag_b, GTK_TREE_STORE(model), b))
{
cmp = sort_by_name ? compare_symbol(tag_a, tag_b) :
compare_symbol_lines(tag_a, tag_b);
}
else
{
gchar *astr, *bstr;
gtk_tree_model_get(model, a, SYMBOLS_COLUMN_NAME, &astr, -1);
gtk_tree_model_get(model, b, SYMBOLS_COLUMN_NAME, &bstr, -1);
/* if a is toplevel, b must be also */
if (gtk_tree_store_iter_depth(GTK_TREE_STORE(model), a) == 0)
{
cmp = compare_top_level_names(astr, bstr);
}
else
{
/* this is what g_strcmp0() does */
if (! astr)
cmp = -(astr != bstr);
else if (! bstr)
cmp = astr != bstr;
else
{
cmp = strcmp(astr, bstr);
/* sort duplicate 'ScopeName::OverloadedTagName' items by line as well */
if (tag_a && tag_b)
if (!sort_by_name ||
(utils_str_equal(tag_a->name, tag_b->name) &&
utils_str_equal(tag_a->atts.entry.scope, tag_b->atts.entry.scope)))
cmp = compare_symbol_lines(tag_a, tag_b);
}
}
g_free(astr);
g_free(bstr);
}
tm_tag_unref(tag_a);
tm_tag_unref(tag_b);
return cmp;
}
static void sort_tree(GtkTreeStore *store, gboolean sort_by_name)
{
gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(store), SYMBOLS_COLUMN_NAME, tree_sort_func,
GINT_TO_POINTER(sort_by_name), NULL);
gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(store), SYMBOLS_COLUMN_NAME, GTK_SORT_ASCENDING);
}
gboolean symbols_recreate_tag_list(GeanyDocument *doc, gint sort_mode)
{
GList *tags;
g_return_val_if_fail(doc != NULL, FALSE);
tags = get_tag_list(doc, tm_tag_max_t);
if (tags == NULL)
return FALSE;
/* FIXME: Not sure why we detached the model here? */
/* disable sorting during update because the code doesn't support correctly
* models that are currently being built */
gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(doc->priv->tag_store), GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID, 0);
/* add grandparent type iters */
add_top_level_items(doc);
update_tree_tags(doc, &tags);
g_list_free(tags);
hide_empty_rows(doc->priv->tag_store);
if (sort_mode == SYMBOLS_SORT_USE_PREVIOUS)
sort_mode = doc->priv->symbol_list_sort_mode;
sort_tree(doc->priv->tag_store, sort_mode == SYMBOLS_SORT_BY_NAME);
doc->priv->symbol_list_sort_mode = sort_mode;
return TRUE;
}
/* Detects a global tags filetype from the *.lang.* language extension.
* Returns NULL if there was no matching TM language. */
static GeanyFiletype *detect_global_tags_filetype(const gchar *utf8_filename)
{
gchar *tags_ext;
gchar *shortname = utils_strdupa(utf8_filename);
GeanyFiletype *ft = NULL;
tags_ext = g_strrstr(shortname, ".tags");
if (tags_ext)
{
*tags_ext = '\0'; /* remove .tags extension */
ft = filetypes_detect_from_extension(shortname);
if (ft->id != GEANY_FILETYPES_NONE)
return ft;
}
return NULL;
}
/* Adapted from anjuta-2.0.2/global-tags/tm_global_tags.c, thanks.
* Needs full paths for filenames, except for C/C++ tag files, when CFLAGS includes
* the relevant path.
* Example:
* CFLAGS=-I/home/user/libname-1.x geany -g libname.d.tags libname.h */
int symbols_generate_global_tags(int argc, char **argv, gboolean want_preprocess)
{
/* -E pre-process, -dD output user macros, -p prof info (?) */
const char pre_process[] = "gcc -E -dD -p -I.";
if (argc > 2)
{
/* Create global taglist */
int status;
char *command;
const char *tags_file = argv[1];
char *utf8_fname;
GeanyFiletype *ft;
utf8_fname = utils_get_utf8_from_locale(tags_file);
ft = detect_global_tags_filetype(utf8_fname);
g_free(utf8_fname);
if (ft == NULL)
{
g_printerr(_("Unknown filetype extension for \"%s\".\n"), tags_file);
return 1;
}
/* load config in case of custom filetypes */
filetypes_load_config(ft->id, FALSE);
/* load ignore list for C/C++ parser */
if (ft->id == GEANY_FILETYPES_C || ft->id == GEANY_FILETYPES_CPP)
load_c_ignore_tags();
if (want_preprocess && (ft->id == GEANY_FILETYPES_C || ft->id == GEANY_FILETYPES_CPP))
command = g_strdup_printf("%s %s", pre_process, NVL(getenv("CFLAGS"), ""));
else
command = NULL; /* don't preprocess */
geany_debug("Generating %s tags file.", ft->name);
tm_get_workspace();
status = tm_workspace_create_global_tags(command, (const char **) (argv + 2),
argc - 2, tags_file, ft->lang);
g_free(command);
symbols_finalize(); /* free c_tags_ignore data */
if (! status)
{
g_printerr(_("Failed to create tags file, perhaps because no tags "
"were found.\n"));
return 1;
}
}
else
{
g_printerr(_("Usage: %s -g <Tag File> <File list>\n\n"), argv[0]);
g_printerr(_("Example:\n"
"CFLAGS=`pkg-config gtk+-2.0 --cflags` %s -g gtk2.c.tags"
" /usr/include/gtk-2.0/gtk/gtk.h\n"), argv[0]);
return 1;
}
return 0;
}
void symbols_show_load_tags_dialog(void)
{
GtkWidget *dialog;
GtkFileFilter *filter;
dialog = gtk_file_chooser_dialog_new(_("Load Tags"), GTK_WINDOW(main_widgets.window),
GTK_FILE_CHOOSER_ACTION_OPEN,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_OPEN, GTK_RESPONSE_OK,
NULL);
gtk_widget_set_name(dialog, "GeanyDialog");
filter = gtk_file_filter_new();
gtk_file_filter_set_name(filter, _("Geany tag files (*.*.tags)"));
gtk_file_filter_add_pattern(filter, "*.*.tags");
gtk_file_chooser_add_filter(GTK_FILE_CHOOSER(dialog), filter);
if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_OK)
{
GSList *flist = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(dialog));
GSList *item;
for (item = flist; item != NULL; item = g_slist_next(item))
{
gchar *fname = item->data;
gchar *utf8_fname;
GeanyFiletype *ft;
utf8_fname = utils_get_utf8_from_locale(fname);
ft = detect_global_tags_filetype(utf8_fname);
if (ft != NULL && symbols_load_global_tags(fname, ft))
/* For translators: the first wildcard is the filetype, the second the filename */
ui_set_statusbar(TRUE, _("Loaded %s tags file '%s'."),
filetypes_get_display_name(ft), utf8_fname);
else
ui_set_statusbar(TRUE, _("Could not load tags file '%s'."), utf8_fname);
g_free(utf8_fname);
g_free(fname);
}
g_slist_free(flist);
}
gtk_widget_destroy(dialog);
}
static void detect_tag_files(const GSList *file_list)
{
const GSList *node;
for (node = file_list; node != NULL; node = g_slist_next(node))
{
gchar *fname = node->data;
gchar *utf8_fname = utils_get_utf8_from_locale(fname);
GeanyFiletype *ft = detect_global_tags_filetype(utf8_fname);
g_free(utf8_fname);
if (FILETYPE_ID(ft) != GEANY_FILETYPES_NONE)
ft->priv->tag_files = g_slist_prepend(ft->priv->tag_files, fname);
else
geany_debug("Unknown filetype for file '%s'.", fname);
}
}
static void init_user_tags(void)
{
GSList *file_list = NULL, *list = NULL;
gchar *dir;
dir = g_build_filename(app->configdir, "tags", NULL);
/* create the user tags dir for next time if it doesn't exist */
if (! g_file_test(dir, G_FILE_TEST_IS_DIR))
{
utils_mkdir(dir, FALSE);
}
file_list = utils_get_file_list_full(dir, TRUE, FALSE, NULL);
SETPTR(dir, g_build_filename(app->datadir, "tags", NULL));
list = utils_get_file_list_full(dir, TRUE, FALSE, NULL);
g_free(dir);
file_list = g_slist_concat(file_list, list);
detect_tag_files(file_list);
/* don't need to delete list contents because they are stored in ft->priv->tag_files */
g_slist_free(file_list);
}
static void load_user_tags(filetype_id ft_id)
{
static guchar *tags_loaded = NULL;
static gboolean init_tags = FALSE;
const GSList *node;
GeanyFiletype *ft = filetypes[ft_id];
g_return_if_fail(ft_id > 0);
if (!tags_loaded)
tags_loaded = g_new0(guchar, filetypes_array->len);
if (tags_loaded[ft_id])
return;
tags_loaded[ft_id] = TRUE; /* prevent reloading */
if (!init_tags)
{
init_user_tags();
init_tags = TRUE;
}
for (node = ft->priv->tag_files; node != NULL; node = g_slist_next(node))
{
const gchar *fname = node->data;
symbols_load_global_tags(fname, ft);
}
}
static gboolean goto_tag(const gchar *name, gboolean definition)
{
const gint forward_types = tm_tag_prototype_t | tm_tag_externvar_t;
guint type;
TMTag *tmtag = NULL;
GeanyDocument *old_doc = document_get_current();
/* goto tag definition: all except prototypes / forward declarations / externs */
type = (definition) ? tm_tag_max_t - forward_types : forward_types;
/* first look in the current document */
if (old_doc != NULL && old_doc->tm_file)
tmtag = find_work_object_tag(old_doc->tm_file, name, type);
/* if not found, look in the workspace */
if (tmtag == NULL)
tmtag = find_workspace_tag(name, type);
if (tmtag != NULL)
{
GeanyDocument *new_doc = document_find_by_real_path(
tmtag->atts.entry.file->work_object.file_name);
if (new_doc)
{
/* If we are already on the tag line, swap definition/declaration */
if (new_doc == old_doc &&
tmtag->atts.entry.line == (guint)sci_get_current_line(old_doc->editor->sci) + 1)
{
if (goto_tag(name, !definition))
return TRUE;
}
}
else
{
/* not found in opened document, should open */
new_doc = document_open_file(tmtag->atts.entry.file->work_object.file_name, FALSE, NULL, NULL);
}
if (navqueue_goto_line(old_doc, new_doc, tmtag->atts.entry.line))
return TRUE;
}
return FALSE;
}
gboolean symbols_goto_tag(const gchar *name, gboolean definition)
{
if (goto_tag(name, definition))
return TRUE;
/* if we are here, there was no match and we are beeping ;-) */
utils_beep();
if (!definition)
ui_set_statusbar(FALSE, _("Forward declaration \"%s\" not found."), name);
else
ui_set_statusbar(FALSE, _("Definition of \"%s\" not found."), name);
return FALSE;
}
/* This could perhaps be improved to check for #if, class etc. */
static gint get_function_fold_number(GeanyDocument *doc)
{
/* for Java the functions are always one fold level above the class scope */
if (doc->file_type->id == GEANY_FILETYPES_JAVA)
return SC_FOLDLEVELBASE + 1;
else
return SC_FOLDLEVELBASE;
}
/* Should be used only with get_current_tag_cached.
* tag_types caching might trigger recomputation too often but this isn't used differently often
* enough to be an issue for now */
static gboolean current_tag_changed(GeanyDocument *doc, gint cur_line, gint fold_level, guint tag_types)
{
static gint old_line = -2;
static GeanyDocument *old_doc = NULL;
static gint old_fold_num = -1;
static guint old_tag_types = 0;
const gint fold_num = fold_level & SC_FOLDLEVELNUMBERMASK;
gboolean ret;
/* check if the cached line and file index have changed since last time: */
if (doc == NULL || doc != old_doc || old_tag_types != tag_types)
ret = TRUE;
else if (cur_line == old_line)
ret = FALSE;
else
{
/* if the line has only changed by 1 */
if (abs(cur_line - old_line) == 1)
{
/* It's the same function if the fold number hasn't changed */
ret = (fold_num != old_fold_num);
}
else ret = TRUE;
}
/* record current line and file index for next time */
old_line = cur_line;
old_doc = doc;
old_fold_num = fold_num;
old_tag_types = tag_types;
return ret;
}
/* Parse the function name up to 2 lines before tag_line.
* C++ like syntax should be parsed by parse_cpp_function_at_line, otherwise the return
* type or argument names can be confused with the function name. */
static gchar *parse_function_at_line(ScintillaObject *sci, gint tag_line)
{
gint start, end, max_pos;
gchar *cur_tag;
gint fn_style;
switch (sci_get_lexer(sci))
{
case SCLEX_RUBY: fn_style = SCE_RB_DEFNAME; break;
case SCLEX_PYTHON: fn_style = SCE_P_DEFNAME; break;
default: fn_style = SCE_C_IDENTIFIER; /* several lexers use SCE_C_IDENTIFIER */
}
start = sci_get_position_from_line(sci, tag_line - 2);
max_pos = sci_get_position_from_line(sci, tag_line + 1);
while (sci_get_style_at(sci, start) != fn_style
&& start < max_pos) start++;
end = start;
while (sci_get_style_at(sci, end) == fn_style
&& end < max_pos) end++;
if (start == end)
return NULL;
cur_tag = g_malloc(end - start + 1);
sci_get_text_range(sci, start, end, cur_tag);
return cur_tag;
}
/* Parse the function name */
static gchar *parse_cpp_function_at_line(ScintillaObject *sci, gint tag_line)
{
gint start, end, first_pos, max_pos;
gint tmp;
gchar c;
gchar *cur_tag;
first_pos = end = sci_get_position_from_line(sci, tag_line);
max_pos = sci_get_position_from_line(sci, tag_line + 1);
tmp = 0;
/* goto the begin of function body */
while (end < max_pos &&
(tmp = sci_get_char_at(sci, end)) != '{' &&
tmp != 0) end++;
if (tmp == 0) end --;
/* go back to the end of function identifier */
while (end > 0 && end > first_pos - 500 &&
(tmp = sci_get_char_at(sci, end)) != '(' &&
tmp != 0) end--;
end--;
if (end < 0) end = 0;
/* skip whitespaces between identifier and ( */
while (end > 0 && isspace(sci_get_char_at(sci, end))) end--;
start = end;
c = 0;
/* Use tmp to find SCE_C_IDENTIFIER or SCE_C_GLOBALCLASS chars */
while (start >= 0 && ((tmp = sci_get_style_at(sci, start)) == SCE_C_IDENTIFIER
|| tmp == SCE_C_GLOBALCLASS
|| (c = sci_get_char_at(sci, start)) == '~'
|| c == ':'))
start--;
if (start != 0 && start < end) start++; /* correct for last non-matching char */
if (start == end) return NULL;
cur_tag = g_malloc(end - start + 2);
sci_get_text_range(sci, start, end + 1, cur_tag);
return cur_tag;
}
static gint get_fold_header_after(ScintillaObject *sci, gint line)
{
gint line_count = sci_get_line_count(sci);
for (; line < line_count; line++)
{
if (sci_get_fold_level(sci, line) & SC_FOLDLEVELHEADERFLAG)
return line;
}
return -1;
}
static gint get_current_tag_name(GeanyDocument *doc, gchar **tagname, guint tag_types)
{
gint line;
gint parent;
line = sci_get_current_line(doc->editor->sci);
parent = sci_get_fold_parent(doc->editor->sci, line);
/* if we're inside a fold level and we have up-to-date tags, get the function from TM */
if (parent >= 0 && doc->tm_file != NULL && doc->tm_file->tags_array != NULL &&
(! doc->changed || editor_prefs.autocompletion_update_freq > 0))
{
const TMTag *tag = tm_get_current_tag(doc->tm_file->tags_array, parent + 1, tag_types);
if (tag)
{
gint tag_line = tag->atts.entry.line - 1;
gint last_child = line + 1;
/* if it may be a false positive because we're inside a fold level not inside anything
* we match, e.g. a #if in C or C++, we check we're inside the fold level that start
* right after the tag we got from TM */
if (abs(tag_line - parent) > 1)
{
gint tag_fold = get_fold_header_after(doc->editor->sci, tag_line);
if (tag_fold >= 0)
last_child = scintilla_send_message(doc->editor->sci, SCI_GETLASTCHILD, tag_fold, -1);
}
if (line <= last_child)
{
if (tag->atts.entry.scope)
*tagname = g_strconcat(tag->atts.entry.scope,
symbols_get_context_separator(doc->file_type->id), tag->name, NULL);
else
*tagname = g_strdup(tag->name);
return tag_line;
}
}
}
/* for the poor guy with a modified document and without real time tag parsing, we fallback
* to dirty and inaccurate hand-parsing */
else if (parent >= 0 && doc->file_type != NULL && doc->file_type->id != GEANY_FILETYPES_NONE)
{
const gint fn_fold = get_function_fold_number(doc);
gint tag_line = parent;
gint fold_level = sci_get_fold_level(doc->editor->sci, tag_line);
/* find the top level fold point */
while (tag_line >= 0 && (fold_level & SC_FOLDLEVELNUMBERMASK) != fn_fold)
{
tag_line = sci_get_fold_parent(doc->editor->sci, tag_line);
fold_level = sci_get_fold_level(doc->editor->sci, tag_line);
}
if (tag_line >= 0)
{
gchar *cur_tag;
if (sci_get_lexer(doc->editor->sci) == SCLEX_CPP)
cur_tag = parse_cpp_function_at_line(doc->editor->sci, tag_line);
else
cur_tag = parse_function_at_line(doc->editor->sci, tag_line);
if (cur_tag != NULL)
{
*tagname = cur_tag;
return tag_line;
}
}
}
*tagname = g_strdup(_("unknown"));
return -1;
}
static gint get_current_tag_name_cached(GeanyDocument *doc, const gchar **tagname, guint tag_types)
{
static gint tag_line = -1;
static gchar *cur_tag = NULL;
if (doc == NULL) /* reset current function */
{
current_tag_changed(NULL, -1, -1, 0);
g_free(cur_tag);
cur_tag = g_strdup(_("unknown"));
if (tagname != NULL)
*tagname = cur_tag;
tag_line = -1;
}
else
{
gint line = sci_get_current_line(doc->editor->sci);
gint fold_level = sci_get_fold_level(doc->editor->sci, line);
if (current_tag_changed(doc, line, fold_level, tag_types))
{
g_free(cur_tag);
tag_line = get_current_tag_name(doc, &cur_tag, tag_types);
}
*tagname = cur_tag;
}
return tag_line;
}
/* Sets *tagname to point at the current function or tag name.
* If doc is NULL, reset the cached current tag data to ensure it will be reparsed on the next
* call to this function.
* Returns: line number of the current tag, or -1 if unknown. */
gint symbols_get_current_function(GeanyDocument *doc, const gchar **tagname)
{
return get_current_tag_name_cached(doc, tagname, tm_tag_function_t | tm_tag_method_t);
}
/* same as symbols_get_current_function() but finds class, namespaces and more */
gint symbols_get_current_scope(GeanyDocument *doc, const gchar **tagname)
{
guint tag_types = (tm_tag_function_t | tm_tag_method_t | tm_tag_class_t |
tm_tag_struct_t | tm_tag_enum_t | tm_tag_union_t);
/* Python parser reports imports as namespaces which confuses the scope detection */
if (doc && doc->file_type->lang != filetypes[GEANY_FILETYPES_PYTHON]->lang)
tag_types |= tm_tag_namespace_t;
return get_current_tag_name_cached(doc, tagname, tag_types);
}
static void on_symbol_tree_sort_clicked(GtkMenuItem *menuitem, gpointer user_data)
{
gint sort_mode = GPOINTER_TO_INT(user_data);
GeanyDocument *doc = document_get_current();
if (ignore_callback)
return;
if (doc != NULL)
doc->has_tags = symbols_recreate_tag_list(doc, sort_mode);
}
static void on_symbol_tree_menu_show(GtkWidget *widget,
gpointer user_data)
{
GeanyDocument *doc = document_get_current();
gboolean enable;
enable = doc && doc->has_tags;
gtk_widget_set_sensitive(symbol_menu.sort_by_name, enable);
gtk_widget_set_sensitive(symbol_menu.sort_by_appearance, enable);
gtk_widget_set_sensitive(symbol_menu.expand_all, enable);
gtk_widget_set_sensitive(symbol_menu.collapse_all, enable);
if (! doc)
return;
ignore_callback = TRUE;
if (doc->priv->symbol_list_sort_mode == SYMBOLS_SORT_BY_NAME)
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(symbol_menu.sort_by_name), TRUE);
else
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(symbol_menu.sort_by_appearance), TRUE);
ignore_callback = FALSE;
}
static void on_expand_collapse(GtkWidget *widget, gpointer user_data)
{
gboolean expand = GPOINTER_TO_INT(user_data);
GeanyDocument *doc = document_get_current();
if (! doc)
return;
g_return_if_fail(doc->priv->tag_tree);
if (expand)
gtk_tree_view_expand_all(GTK_TREE_VIEW(doc->priv->tag_tree));
else
gtk_tree_view_collapse_all(GTK_TREE_VIEW(doc->priv->tag_tree));
}
static void create_taglist_popup_menu(void)
{
GtkWidget *item, *menu;
tv.popup_taglist = menu = gtk_menu_new();
symbol_menu.expand_all = item = ui_image_menu_item_new(GTK_STOCK_ADD, _("_Expand All"));
gtk_widget_show(item);
gtk_container_add(GTK_CONTAINER(menu), item);
g_signal_connect(item, "activate", G_CALLBACK(on_expand_collapse), GINT_TO_POINTER(TRUE));
symbol_menu.collapse_all = item = ui_image_menu_item_new(GTK_STOCK_REMOVE, _("_Collapse All"));
gtk_widget_show(item);
gtk_container_add(GTK_CONTAINER(menu), item);
g_signal_connect(item, "activate", G_CALLBACK(on_expand_collapse), GINT_TO_POINTER(FALSE));
item = gtk_separator_menu_item_new();
gtk_widget_show(item);
gtk_container_add(GTK_CONTAINER(menu), item);
symbol_menu.sort_by_name = item = gtk_radio_menu_item_new_with_mnemonic(NULL,
_("Sort by _Name"));
gtk_widget_show(item);
gtk_container_add(GTK_CONTAINER(menu), item);
g_signal_connect(item, "activate", G_CALLBACK(on_symbol_tree_sort_clicked),
GINT_TO_POINTER(SYMBOLS_SORT_BY_NAME));
symbol_menu.sort_by_appearance = item = gtk_radio_menu_item_new_with_mnemonic_from_widget(
GTK_RADIO_MENU_ITEM(item), _("Sort by _Appearance"));
gtk_widget_show(item);
gtk_container_add(GTK_CONTAINER(menu), item);
g_signal_connect(item, "activate", G_CALLBACK(on_symbol_tree_sort_clicked),
GINT_TO_POINTER(SYMBOLS_SORT_BY_APPEARANCE));
g_signal_connect(menu, "show", G_CALLBACK(on_symbol_tree_menu_show), NULL);
sidebar_add_common_menu_items(GTK_MENU(menu));
}
static void on_document_save(G_GNUC_UNUSED GObject *object, GeanyDocument *doc)
{
gchar *f = g_build_filename(app->configdir, "ignore.tags", NULL);
g_return_if_fail(NZV(doc->real_path));
if (utils_str_equal(doc->real_path, f))
load_c_ignore_tags();
g_free(f);
}
void symbols_init(void)
{
gchar *f;
create_taglist_popup_menu();
f = g_build_filename(app->configdir, "ignore.tags", NULL);
ui_add_config_file_menu_item(f, NULL, NULL);
g_free(f);
g_signal_connect(geany_object, "document-save", G_CALLBACK(on_document_save), NULL);
}
void symbols_finalize(void)
{
g_strfreev(html_entities);
g_strfreev(c_tags_ignore);
}
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