Generalise theme extension handling
[claws.git] / src / prefs_themes.c
index 09c7faeda831b3ce7c8b49b8d5d93eb208c43797..1d24f18b4000f55684b2c20e12938d112499f4af 100644 (file)
@@ -1,6 +1,6 @@
 /*
- * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 2003-2011 Hiroyuki Yamamoto & the Claws Mail team
+ * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
+ * Copyright (C) 2003-2015 Hiroyuki Yamamoto & the Claws Mail team
  *
  * 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
@@ -14,7 +14,6 @@
  *
  * You should have received a copy of the GNU General Public License
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
- * 
  */
 
 #ifdef HAVE_CONFIG_H
@@ -45,6 +44,7 @@
 #include "mainwindow.h"
 #include "compose.h"
 #include "alertpanel.h"
+#include "addr_compl.h"
 
 #define IS_CURRENT_THEME(path)  (strcmp(prefs_common.pixmap_theme_path, path) == 0)
 #define IS_INTERNAL_THEME(path) (strcmp(DEFAULT_PIXMAP_THEME, path) == 0)
@@ -67,15 +67,12 @@ typedef struct _ThemesPage
        GtkWidget *author;
        GtkWidget *url;
        GtkWidget *status;
-       
+
        GtkWidget *icons[PREVIEW_ICONS];
-       
-       GtkWidget *btn_use;
+
        GtkWidget *btn_remove;
 
        GdkPixbuf *pixbufs[PREVIEW_ICONS];
-
-       /* gchar     *theme_path; */
 } ThemesPage;
 
 typedef struct _ThemeInfo
@@ -106,6 +103,9 @@ typedef struct _DirInfo {
        gint bytes;
        gint files;
        gint pixms;
+       /* extensions info */
+       const char **supported;
+       gint *length;
 } DirInfo;
 
 typedef struct _CopyInfo {
@@ -127,7 +127,6 @@ StockPixmap prefs_themes_icons[PREVIEW_ICONS] = {
 
 
 
-static void prefs_themes_btn_use_clicked_cb    (GtkWidget *widget, gpointer data);
 static void prefs_themes_btn_remove_clicked_cb (GtkWidget *widget, gpointer data);
 static void prefs_themes_btn_install_clicked_cb        (GtkWidget *widget, gpointer data);
 static void prefs_themes_menu_item_activated_cb        (GtkWidget *widget, gpointer data);
@@ -158,20 +157,24 @@ static void prefs_themes_file_install             (const gchar *filename, gpointer data);
 
 static void prefs_themes_file_stats(const gchar *filename, gpointer data)
 {
-       struct stat s;
-       DirInfo    *di = (DirInfo *)data;
-       gint        len;
-       
+       GStatBuf s;
+       DirInfo *di = (DirInfo *)data;
+       gint len;
+       gint i;
+
        if (0 == g_stat(filename, &s) && 0 != S_ISREG(s.st_mode)) {
                di->bytes += s.st_size;
                di->files++;
                len = strlen(filename);
-               if (len > 4) {
-                       const gchar *extension = filename+(len-4);
-                       if (!strcmp(extension, ".xpm"))
-                               di->pixms++;
-                       else if (!strcmp(extension, ".png"))
+               for (i = 0; (di->supported)[i] != NULL; ++i) {
+                       gint curlen = (di->length)[i];
+                       if (len <= curlen)
+                               continue;
+                       const gchar *extension = filename + (len - curlen);
+                       if (!strcmp(extension, (di->supported)[i])) {
                                di->pixms++;
+                               break;
+                       }
                }
        }
 }
@@ -180,14 +183,14 @@ static void prefs_themes_file_remove(const gchar *filename, gpointer data)
 {
        gchar **status = (gchar **)data;
        gchar *base;
-       
+
        if ((*status) != NULL)
                return;
-       
+
        base = g_path_get_basename(filename);
        if (TRUE == is_dir_exist(filename)) {
                if (strcmp(base, ".") != 0 && strcmp(base, "..") != 0)
-                       g_warning("prefs_themes_file_remove(): subdir in theme dir skipped: '%s'.\n",
+                       g_warning("prefs_themes_file_remove(): subdir in theme dir skipped: '%s'.",
                                                base);
        }
        else if (0 != claws_unlink(filename)) {
@@ -200,21 +203,21 @@ static void prefs_themes_file_install(const gchar *filename, gpointer data)
 {
        CopyInfo *ci = (CopyInfo *)data;
        gchar *base;
-       
+
        if (ci->status != NULL)
                return;
-       
+
        base = g_path_get_basename(filename);
        if (TRUE == is_dir_exist(filename)) {
                if (strcmp(base, ".") != 0 && strcmp(base, "..") !=0 )
-                       g_warning("prefs_themes_file_install(): subdir in theme dir skipped: '%s'.\n",
+                       g_warning("prefs_themes_file_install(): subdir in theme dir skipped: '%s'.",
                                                base);
        }
        else {
                gchar *fulldest;
-               
+
                fulldest = g_strconcat(ci->dest, G_DIR_SEPARATOR_S, base, NULL);
-               
+
                if (0 != copy_file(filename, fulldest, FALSE)) {
                        ci->status = g_strdup(filename);
                }
@@ -225,29 +228,30 @@ static void prefs_themes_file_install(const gchar *filename, gpointer data)
 
 static void prefs_themes_foreach_file(const gchar *dirname, const FileFunc func, gpointer data)
 {
-       struct dirent *d;
-       DIR           *dp;
+       const gchar *entry;
+       gchar *fullentry;
+       GDir *dp;
+       GError *error = NULL;
 
        cm_return_if_fail(dirname != NULL);
        cm_return_if_fail(func != NULL);
-       
-       if ((dp = opendir(dirname)) == NULL) {
-               debug_print("directory %s not found\n", dirname);
+
+       if ((dp = g_dir_open(dirname, 0, &error)) == NULL) {
+               debug_print("couldn't open dir '%s': %s (%d)\n", dirname,
+                               error->message, error->code);
+               g_error_free(error);
                return;
        }
 
-       while ((d = readdir(dp)) != NULL) {
-               gchar *entry;
-               gchar *fullentry;
+       while ((entry = g_dir_read_name(dp)) != NULL) {
 
-               entry     = d->d_name;
                fullentry = g_strconcat(dirname, G_DIR_SEPARATOR_S, entry, NULL);
 
                (*func)(fullentry, data);
-               
+
                g_free(fullentry);
        }
-       closedir(dp);
+       g_dir_close(dp);
 }
 
 static gboolean prefs_themes_is_system_theme(const gchar *dirname)
@@ -262,7 +266,7 @@ static gboolean prefs_themes_is_system_theme(const gchar *dirname)
        len = strlen(system_theme_dir);
        if (strlen(dirname) > len && 0 == strncmp(dirname, system_theme_dir, len))
                is_sys = TRUE;
-       
+
        g_free(system_theme_dir);
 
        return is_sys;
@@ -289,7 +293,7 @@ static void prefs_themes_set_themes_menu(GtkComboBox *combo, const ThemesData *t
        }
 
        store = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_POINTER);
-       
+
        /* feed gtk_menu w/ sorted themes names */
        themes = sorted_list;
        while (themes != NULL) {
@@ -328,27 +332,27 @@ static int prefs_themes_cmp_name(gconstpointer a_p, gconstpointer b_p)
 static void prefs_themes_get_themes_and_names(ThemesData *tdata)
 {
        GList *tpaths;
-       
+
        cm_return_if_fail(tdata != NULL);
-       
+
        if (tdata->themes != NULL)
                stock_pixmap_themes_list_free(tdata->themes);
        if (tdata->names != NULL)
                prefs_themes_free_names(tdata);
-       
+
        tdata->themes = stock_pixmap_themes_list_new();
-       
+
        tpaths = tdata->themes;
        while (tpaths != NULL) {
                ThemeName *name = g_new0(ThemeName, 1);
                gchar *sname = g_path_get_basename((const gchar *)(tpaths->data));
-               
+
                if (IS_INTERNAL_THEME(sname))
                        name->name = g_strdup(_("Default internal theme"));
                else
                        name->name = g_strdup(sname);
                name->item = tpaths;
-                       
+
                tdata->names = g_list_append(tdata->names, name);
                if (!strcmp2(tpaths->data, prefs_common.pixmap_theme_path)) {
                        tdata->displayed = (gchar *)tpaths->data;
@@ -370,14 +374,14 @@ void prefs_themes_init(void)
        path[2] = NULL;
 
        debug_print("Creating preferences for themes...\n");
-       
+
        tdata = g_new0(ThemesData, 1);
        prefs_themes_data = tdata;
 
        prefs_themes_get_themes_and_names(tdata);
-       
+
        page = g_new0(ThemesPage, 1);
-       
+
        page->page.path = path;
        page->page.create_widget = prefs_themes_create_widget;
        page->page.destroy_widget = prefs_themes_destroy_widget;
@@ -395,18 +399,18 @@ void prefs_themes_init(void)
 static void prefs_themes_free_names(ThemesData *tdata)
 {
        GList *names;
-       
+
        names = tdata->names;
        while (names != NULL) {
                ThemeName *tn = (ThemeName *)(names->data);
-               
+
                tn->item = NULL;
                g_free(tn->name);
                g_free(tn);
-               
+
                names = g_list_next(names);
        }
-       g_list_free(names);
+       g_list_free(tdata->names);
        tdata->names = NULL;
 }
 
@@ -415,30 +419,13 @@ void prefs_themes_done(void)
        ThemesData *tdata = prefs_themes_data;
 
        debug_print("Finished preferences for themes.\n");
-       
+
        stock_pixmap_themes_list_free(tdata->themes);
        prefs_themes_free_names(tdata); 
        g_free(tdata->page);
        g_free(tdata);
 }
 
-static void prefs_themes_btn_use_clicked_cb(GtkWidget *widget, gpointer data)
-{
-       ThemesData *tdata = prefs_themes_data;
-       gchar      *theme_str;
-
-       theme_str = tdata->displayed;
-       
-       g_free(prefs_common.pixmap_theme_path);
-       
-        prefs_common.pixmap_theme_path = g_strdup(theme_str);
-       
-        main_window_reflect_prefs_all_real(TRUE);
-        compose_reflect_prefs_pixmap_theme();
-       
-       prefs_themes_update_buttons(tdata);
-}
-
 static void prefs_themes_btn_remove_clicked_cb(GtkWidget *widget, gpointer data)
 {
        ThemesData *tdata = prefs_themes_data;
@@ -448,7 +435,7 @@ static void prefs_themes_btn_remove_clicked_cb(GtkWidget *widget, gpointer data)
        gchar      *tmp = NULL;
 
        theme_str = tdata->displayed;
-       
+
        tmp = g_path_get_basename(theme_str);
 
        if (IS_SYSTEM_THEME(theme_str)) {
@@ -471,7 +458,7 @@ static void prefs_themes_btn_remove_clicked_cb(GtkWidget *widget, gpointer data)
 
        if (G_ALERTALTERNATE == val) {
                gchar *status = NULL;
-               
+
                prefs_themes_foreach_file(theme_str, prefs_themes_file_remove, &status); 
                if (0 != rmdir(theme_str)) {
                        if (status != NULL) {
@@ -501,11 +488,11 @@ static void prefs_themes_btn_install_clicked_cb(GtkWidget *widget, gpointer data
        CopyInfo   *cinfo;
        AlertValue  val = 0;
        ThemesData *tdata = prefs_themes_data;
-       
+
        filename = filesel_select_file_open_folder(_("Select theme folder"), NULL);
        if (filename == NULL) 
                return;
-       
+
        if (filename[strlen(filename) - 1] != G_DIR_SEPARATOR)
                filename = g_strconcat(filename, G_DIR_SEPARATOR_S, NULL);
        else
@@ -601,11 +588,11 @@ static void prefs_themes_menu_item_activated_cb(GtkWidget *widget, gpointer data
        gchar      *path;
        GtkTreeModel *model;
        GtkTreeIter iter;
-       
+
        cm_return_if_fail(gtk_combo_box_get_active_iter(GTK_COMBO_BOX(widget), &iter));
-       
-       model = gtk_combo_box_get_model(GTK_COMBO_BOX(widget));                 
-       gtk_tree_model_get(model, &iter, 1, &path, -1); 
+
+       model = gtk_combo_box_get_model(GTK_COMBO_BOX(widget));
+       gtk_tree_model_get(model, &iter, 1, &path, -1);
 
        tdata->displayed = path;
        prefs_themes_get_theme_info(tdata);
@@ -618,9 +605,7 @@ static void prefs_themes_update_buttons(const ThemesData *tdata)
 
        can_use = !IS_CURRENT_THEME(tdata->displayed);
        can_rem = can_use && !IS_INTERNAL_THEME(tdata->displayed);
-       
-       if (theme->btn_use != NULL)
-               gtk_widget_set_sensitive(theme->btn_use, can_use);
+
        if (theme->btn_remove != NULL)
                gtk_widget_set_sensitive(theme->btn_remove, can_rem);
 }
@@ -654,8 +639,7 @@ static void prefs_themes_display_theme_info(ThemesData *tdata, const ThemeInfo *
        save_prefs_path = prefs_common.pixmap_theme_path;
        prefs_common.pixmap_theme_path = tdata->displayed;
        for (i = 0; i < PREVIEW_ICONS; ++i) {
-               stock_pixbuf_gdk(theme->window, prefs_themes_icons[i], 
-                               &(theme->pixbufs[i]));
+               stock_pixbuf_gdk(prefs_themes_icons[i], &(theme->pixbufs[i]));
                gtk_image_set_from_pixbuf(GTK_IMAGE(theme->icons[i]),
                                theme->pixbufs[i]);
        }
@@ -702,7 +686,7 @@ static void prefs_themes_display_global_stats(const ThemesData *tdata)
                if (line[len - 1] == '\n') line[len - 1] = '\0'; \
        } \
        else { \
-               strcpy(line, _("Unknown")); \
+               g_strlcpy(line, _("Unknown"),sizeof(line)); \
        }
 
 static void prefs_themes_get_theme_info(ThemesData *tdata)
@@ -720,9 +704,9 @@ static void prefs_themes_get_theme_info(ThemesData *tdata)
        cm_return_if_fail(path != NULL);
 
        debug_print("Getting theme info for %s\n", path);
-       
+
        info = g_new0(ThemeInfo, 1);
-       
+
        if (IS_INTERNAL_THEME(path)) {
                info->name = g_strdup(_("Default internal theme"));
                info->author = g_strdup(_("The Claws Mail Team"));
@@ -761,7 +745,7 @@ static void prefs_themes_get_theme_info(ThemesData *tdata)
        g_free(info->author);
        g_free(info->url);
        g_free(info->status);
-       
+
        g_free(info);
 }
 
@@ -771,13 +755,20 @@ static gchar *prefs_themes_get_theme_stats(const gchar *dirname)
 {
        gchar   *stats;
        DirInfo *dinfo;
+       gint     i;
 
        dinfo = g_new0(DirInfo, 1);
-       
+       dinfo->supported = stock_pixmap_theme_extensions();
+       for (i = 0; (dinfo->supported)[i] != NULL; ++i);
+       dinfo->length = g_malloc(i * sizeof(gint));
+       for (i = 0; (dinfo->supported)[i] != NULL; ++i) {
+               (dinfo->length)[i] = strlen((dinfo->supported)[i]);
+       }
        prefs_themes_foreach_file(dirname, prefs_themes_file_stats, dinfo);
-       stats = g_strdup_printf(_("%d files (%d icons), size: %s"), 
-                               dinfo->files, dinfo->pixms, to_human_readable((goffset)dinfo->bytes));
-       
+       stats = g_strdup_printf(_("%d files (%d icons), size: %s"),
+                               dinfo->files, dinfo->pixms,
+                               to_human_readable((goffset)dinfo->bytes));
+       g_free(dinfo->length);
        g_free(dinfo);
        return stats;
 }
@@ -816,7 +807,6 @@ static void prefs_themes_create_widget(PrefsPage *page, GtkWindow *window, gpoin
        GtkWidget *icon_7;
        GtkWidget *frame_buttons;
        GtkWidget *hbuttonbox1;
-       GtkWidget *btn_use;
        GtkWidget *btn_remove;
        GtkCellRenderer *renderer;
 
@@ -965,19 +955,11 @@ static void prefs_themes_create_widget(PrefsPage *page, GtkWindow *window, gpoin
        gtk_button_box_set_layout (GTK_BUTTON_BOX (hbuttonbox1), GTK_BUTTONBOX_START);
        gtk_box_set_spacing (GTK_BOX (hbuttonbox1), 5);
 
-       btn_use = gtk_button_new_with_label (_("Use this"));
-       gtk_widget_show (btn_use);
-       gtk_container_add (GTK_CONTAINER (hbuttonbox1), btn_use);
-       gtkut_widget_set_can_default (btn_use, TRUE);
-
        btn_remove = gtk_button_new_with_label (_("Remove"));
        gtk_widget_show (btn_remove);
        gtk_container_add (GTK_CONTAINER (hbuttonbox1), btn_remove);
        gtkut_widget_set_can_default (btn_remove, TRUE);
 
-       g_signal_connect(G_OBJECT(btn_use), "clicked",
-                        G_CALLBACK(prefs_themes_btn_use_clicked_cb),
-                        NULL);
        g_signal_connect(G_OBJECT(btn_remove), "clicked",
                         G_CALLBACK(prefs_themes_btn_remove_clicked_cb),
                         NULL);
@@ -986,7 +968,7 @@ static void prefs_themes_create_widget(PrefsPage *page, GtkWindow *window, gpoin
                         NULL);
 
        prefs_themes->window = GTK_WIDGET(window);
-       
+
        prefs_themes->name   = label_name;
        prefs_themes->author = label_author;
        prefs_themes->url    = label_url;
@@ -1000,8 +982,7 @@ static void prefs_themes_create_widget(PrefsPage *page, GtkWindow *window, gpoin
        prefs_themes->icons[4] = icon_5;
        prefs_themes->icons[5] = icon_6;
        prefs_themes->icons[6] = icon_7;
-       
-       prefs_themes->btn_use     = btn_use;
+
        prefs_themes->btn_remove  = btn_remove;
        prefs_themes->btn_install = btn_install;
        prefs_themes->btn_more    = btn_more;
@@ -1015,7 +996,7 @@ static void prefs_themes_create_widget(PrefsPage *page, GtkWindow *window, gpoin
        gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(menu_themes), renderer, TRUE);
        gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(menu_themes), renderer,
                                        "text", 0, NULL);
-       
+
        prefs_themes_get_theme_info(tdata);
        prefs_themes_display_global_stats(tdata);
 }
@@ -1027,6 +1008,20 @@ static void prefs_themes_destroy_widget(PrefsPage *page)
 
 static void prefs_themes_save(PrefsPage *page)
 {
-       /* ThemesPage *theme = (ThemesPage *)page; */
+       ThemesData *tdata = prefs_themes_data;
+       gchar      *theme_str = tdata->displayed;
+
+       if (!IS_CURRENT_THEME(theme_str)) {
+               debug_print("Changing theme to %s\n", theme_str);
+               g_free(prefs_common.pixmap_theme_path);
+
+               prefs_common.pixmap_theme_path = g_strdup(theme_str);
+
+               main_window_reflect_prefs_all_real(TRUE);
+               compose_reflect_prefs_pixmap_theme();
+               addrcompl_reflect_prefs_pixmap_theme();
+
+               prefs_themes_update_buttons(tdata);
+       }
 }