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-rw-r--r--src/gtkext/Makefile.am3
-rw-r--r--src/gtkext/tmgt.c204
-rw-r--r--src/gtkext/tmgt.h45
3 files changed, 251 insertions, 1 deletions
diff --git a/src/gtkext/Makefile.am b/src/gtkext/Makefile.am
index d874ac1..07fe3a9 100644
--- a/src/gtkext/Makefile.am
+++ b/src/gtkext/Makefile.am
@@ -15,7 +15,8 @@ libgtkext_la_SOURCES = \
gtkdockstation.h gtkdockstation.c \
gtkgraphdisplay.h gtkgraphdisplay.c \
gtkstatusstack.h gtkstatusstack.c \
- support.h support.c
+ support.h support.c \
+ tmgt.h tmgt.c
libgtkext_la_LIBADD = \
graph/libgtkextgraph.la
diff --git a/src/gtkext/tmgt.c b/src/gtkext/tmgt.c
new file mode 100644
index 0000000..ce6f9a8
--- /dev/null
+++ b/src/gtkext/tmgt.c
@@ -0,0 +1,204 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * tmgt.c - compléments utiles à la mise en place d'arborescences
+ *
+ * Copyright (C) 2017 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * Chrysalide 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Chrysalide 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 Foobar. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "tmgt.h"
+
+
+#include <malloc.h>
+#include <string.h>
+
+
+#include "../common/extstr.h"
+
+
+
+/******************************************************************************
+* *
+* Paramètres : entry = zone de texte avec un nouveau filtre d'affichage. *
+* filter = expression régulière de filtrage à constituer. [OUT]*
+* *
+* Description : Met à jour un filtre selon un contenu recherché. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+void update_regex_on_search_entry_changed(GtkSearchEntry *entry, regex_t **filter)
+{
+ const gchar *text; /* Texte de l'utilisateur */
+ int ret; /* Bilan de mise en place */
+ GdkRGBA error; /* Couleur d'erreur */
+
+ if (*filter != NULL)
+ {
+ regfree(*filter);
+ free(*filter);
+ *filter = NULL;
+ }
+
+ text = gtk_entry_get_text(GTK_ENTRY(entry));
+
+ if (strlen(text) > 0)
+ {
+ *filter = (regex_t *)calloc(1, sizeof(regex_t));
+ ret = regcomp(*filter, text, REG_EXTENDED | REG_ICASE);
+
+ if (ret != 0)
+ {
+ free(*filter);
+ *filter = NULL;
+
+ error.red = 1.0;
+ error.green = 0.0;
+ error.blue = 0.0;
+ error.alpha = 1.0;
+ gtk_widget_override_color(GTK_WIDGET(entry), GTK_STATE_NORMAL, &error);
+
+ return;
+
+ }
+
+ }
+
+ gtk_widget_override_color(GTK_WIDGET(entry), GTK_STATE_NORMAL, NULL);
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : filter = expression régulière servant de filtre. *
+* content = contenu textuel à analyser. *
+* match = zone pointant vers une correspondance. [OUT] *
+* *
+* Description : Détermine si un contenu correspond à un filtre donné. *
+* *
+* Retour : true si le contenu est qualifié pour un affichage, ou false. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+bool is_content_matching(const regex_t *filter, const char *content, regmatch_t *match)
+{
+ bool result; /* Bilan à retourner */
+ int ret; /* Bilan du filtrage */
+
+ memset( match, 0, sizeof(regmatch_t));
+
+ if (filter == NULL)
+ result = true;
+
+ else
+ {
+ ret = regexec(filter, content, 1, match, 0);
+ result = (ret != REG_NOMATCH);
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : raw = bribe de texte à traiter. *
+* match = portion de texte à mettre en évidence. *
+* start = position du texte brute dans l'étiquette complète. *
+* *
+* Description : Met en évidence le texte recherché en cas de correspondance. *
+* *
+* Retour : Texte final destiné à être inséré, à libérer après usage. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+char *build_highlighted_name(const char *raw, const regmatch_t *match, size_t start)
+{
+ char *result; /* Construction à retourner */
+ size_t len; /* Taille du texte d'entrée */
+ regmatch_t selection; /* Sélection relative au texte */
+ char *valid; /* Retouche partielle */
+
+ len = strlen(raw);
+
+ /* Si aucune sélection ou texte hors champ... */
+
+ if ((match->rm_eo - match->rm_so) == 0 || (start + len) <= match->rm_so || match->rm_eo < start)
+ {
+ result = strdup(raw);
+ result = strrpl(result, "<", "&lt;");
+ }
+
+ /* Sinon, il y a forcément correspondance quelque part ! */
+
+ else
+ {
+ /* Adaptations */
+
+ if (match->rm_so < start)
+ selection.rm_so = 0;
+ else
+ selection.rm_so = match->rm_so - start;
+
+ selection.rm_eo = match->rm_eo - start;
+
+ if (selection.rm_eo > len)
+ selection.rm_eo = len;
+
+ /* Impressions */
+
+ if (selection.rm_so > 0)
+ {
+ result = strndup(raw, selection.rm_so);
+ result = strrpl(result, "<", "&lt;");
+ }
+ else
+ result = NULL;
+
+ result = stradd(result, "<b>");
+
+ valid = strndup(&raw[selection.rm_so], selection.rm_eo - selection.rm_so);
+ valid = strrpl(valid, "<", "&lt;");
+
+ result = stradd(result, valid);
+
+ free(valid);
+
+ result = stradd(result, "</b>");
+
+ valid = strdup(&raw[selection.rm_eo]);
+ valid = strrpl(valid, "<", "&lt;");
+
+ result = stradd(result, valid);
+
+ free(valid);
+
+ }
+
+ return result;
+
+}
diff --git a/src/gtkext/tmgt.h b/src/gtkext/tmgt.h
new file mode 100644
index 0000000..eeeb848
--- /dev/null
+++ b/src/gtkext/tmgt.h
@@ -0,0 +1,45 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * tmgt.h - prototypes pour des compléments utiles à la mise en place d'arborescences
+ *
+ * Copyright (C) 2017 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * Chrysalide 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Chrysalide 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 Foobar. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef _COMMON_TMGT_H
+#define _COMMON_TMGT_H
+
+
+#include <regex.h>
+#include <stdbool.h>
+#include <gtk/gtk.h>
+
+
+
+/* Met à jour un filtre selon un contenu recherché. */
+void update_regex_on_search_entry_changed(GtkSearchEntry *, regex_t **);
+
+/* Détermine si un contenu correspond à un filtre donné. */
+bool is_content_matching(const regex_t *, const char *, regmatch_t *);
+
+/* Met en évidence le texte recherché en cas de correspondance. */
+char *build_highlighted_name(const char *, const regmatch_t *, size_t);
+
+
+
+#endif /* _COMMON_TMGT_H */
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