src/gtk/icon_legend.c

   1 /*
   2  * Claws Mail -- a GTK based, lightweight, and fast e-mail client
   3  * Copyright (C) 2005-2022 the Claws Mail team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #ifdef HAVE_CONFIG_H
  20 #  include "config.h"
  21 #include "claws-features.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <glib/gi18n.h>
  28 #include <gtk/gtk.h>
  29 #include <gdk/gdkkeysyms.h>
  30
  31 #include "gtkutils.h"
  32 #include "stock_pixmap.h"
  33 #include "prefs_gtk.h"
  34
  35 #define ICONS 23
  36 #define ROWS ((ICONS % 2 == 0)? ICONS / 2: (ICONS + 1) / 2)
  37
  38 StockPixmap legend_icons[ICONS] = {
  39         STOCK_PIXMAP_NEW,
  40         STOCK_PIXMAP_UNREAD,
  41         STOCK_PIXMAP_REPLIED,
  42         STOCK_PIXMAP_FORWARDED,
  43         STOCK_PIXMAP_REPLIED_AND_FORWARDED,
  44         STOCK_PIXMAP_IGNORETHREAD,
  45         STOCK_PIXMAP_WATCHTHREAD,
  46         STOCK_PIXMAP_SPAM,
  47         STOCK_PIXMAP_CLIP,
  48         STOCK_PIXMAP_GPG_SIGNED,
  49         STOCK_PIXMAP_KEY,
  50         STOCK_PIXMAP_CLIP_GPG_SIGNED,
  51         STOCK_PIXMAP_CLIP_KEY,
  52         STOCK_PIXMAP_MARK,
  53         STOCK_PIXMAP_DELETED,
  54         STOCK_PIXMAP_MOVED,
  55         STOCK_PIXMAP_COPIED,
  56         STOCK_PIXMAP_LOCKED,
  57         STOCK_PIXMAP_DIR_OPEN,
  58         STOCK_PIXMAP_DIR_OPEN_HRM,
  59         STOCK_PIXMAP_DIR_OPEN_MARK,
  60         STOCK_PIXMAP_DIR_NOSELECT_OPEN,
  61         STOCK_PIXMAP_DIR_SUBS_OPEN,
  62 };
  63
  64 static gchar *legend_icon_desc[] = {
  65 /* status column */
  66         N_("New message"),
  67         N_("Unread message"),
  68         N_("Message has been replied to"),
  69         N_("Message has been forwarded"),
  70         N_("Message has been forwarded and replied to"),
  71         N_("Message is in an ignored thread"),
  72         N_("Message is in a watched thread"),
  73         N_("Message is spam"),
  74 /* attachment column */
  75         N_("Message has attachment(s)"),
  76         N_("Digitally signed message"),
  77         N_("Encrypted message"),
  78         N_("Message is signed and has attachment(s)"),
  79         N_("Message is encrypted and has attachment(s)"),
  80 /* mark column */
  81         N_("Marked message"),
  82         N_("Message is marked for deletion"),
  83         N_("Message is marked for moving"),
  84         N_("Message is marked for copying"),
  85 /* locked column */
  86         N_("Locked message"),
  87 /* others */
  88         N_("Folder (normal, opened)"),
  89         N_("Folder with read messages hidden"),
  90         N_("Folder contains marked messages"),
  91         N_("IMAP folder which contains subfolders only"),
  92         N_("IMAP mailbox showing only subscribed folders"),
  93 };
  94
  95 static struct LegendDialog {
  96         GtkWidget *window;
  97 } legend;
  98
  99 static void legend_create(void);
 100 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event);
 101 static void legend_close(void);
 102
 103 void legend_show(void)
 104 {
 105         if (!legend.window)
 106                 legend_create();
 107         else
 108                 gtk_window_present(GTK_WINDOW(legend.window));
 109 }
 110
 111 static void legend_create(void)
 112 {
 113         GtkWidget *window;
 114         GtkWidget *scrolledwindow;
 115         GtkWidget *vbox;
 116         GtkWidget *confirm_area;
 117         GtkWidget *close_button;
 118         GtkWidget *hbox;
 119         GtkWidget *label;
 120         GtkWidget *icon_label;
 121         GtkWidget *desc_label;
 122         GtkWidget *table;
 123         gint i, j, k;
 124
 125         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "icon_legend");
 126         gtk_window_set_title(GTK_WINDOW(window), _("Icon Legend"));
 127         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 128         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 129         gtk_window_set_type_hint(GTK_WINDOW(window), GDK_WINDOW_TYPE_HINT_DIALOG);
 130         gtk_window_set_default_size(GTK_WINDOW(window), 666, 340);
 131         g_signal_connect(G_OBJECT(window), "delete_event",
 132                          G_CALLBACK(legend_close), NULL);
 133         g_signal_connect(G_OBJECT(window), "key_press_event",
 134                          G_CALLBACK(key_pressed), NULL);
 135         gtk_widget_realize(window);
 136
 137         vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 8);
 138         gtk_container_add(GTK_CONTAINER(window), vbox);
 139         gtk_container_set_border_width(GTK_CONTAINER(vbox), 2);
 140
 141         hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 8);
 142         gtk_widget_show(hbox);
 143         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 144
 145         label = gtk_label_new(g_strconcat("<span weight=\"bold\">",_("The following icons "
 146                                 "are used to show the status of messages and "
 147                                 "folders:"), "</span>", NULL));
 148         gtk_label_set_use_markup(GTK_LABEL(label), TRUE);
 149         gtk_widget_show(label);
 150         gtk_box_pack_start(GTK_BOX(hbox), label, TRUE, TRUE, 0);
 151
 152         scrolledwindow = gtk_scrolled_window_new(NULL, NULL);
 153         gtk_scrolled_window_set_policy
 154                 (GTK_SCROLLED_WINDOW(scrolledwindow),
 155                  GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 156         gtk_scrolled_window_set_propagate_natural_height(GTK_SCROLLED_WINDOW(scrolledwindow), TRUE);
 157         gtk_widget_show(scrolledwindow);
 158         gtk_box_pack_start(GTK_BOX(vbox), scrolledwindow, TRUE, TRUE, 0);
 159
 160         table = gtk_grid_new();
 161         gtk_container_set_border_width(GTK_CONTAINER(table), 8);
 162         gtk_grid_set_row_spacing(GTK_GRID(table), 4);
 163         gtk_grid_set_column_spacing(GTK_GRID(table), 8);
 164
 165         for (i = 0, j = 0, k = 0; i < ICONS; ++i, ++k) {
 166                 icon_label = stock_pixmap_widget(legend_icons[i]);
 167                 gtk_widget_set_halign(icon_label, GTK_ALIGN_CENTER);
 168                 gtk_widget_set_valign(icon_label, GTK_ALIGN_CENTER);
 169                 gtk_grid_attach(GTK_GRID(table), icon_label, j, k, 1, 1);
 170
 171                 desc_label = gtk_label_new(gettext(legend_icon_desc[i]));
 172                 gtk_label_set_xalign(GTK_LABEL(desc_label), 0.0);
 173                 gtk_label_set_line_wrap(GTK_LABEL(desc_label), TRUE);
 174                 gtk_grid_attach(GTK_GRID(table), desc_label, j+1, k, 1, 1);
 175
 176                 if (i == ICONS / 2) {
 177                         j = 2;
 178                         k = -1;
 179                 }
 180         }
 181
 182         gtk_container_add(GTK_CONTAINER(scrolledwindow), GTK_WIDGET(table));
 183
 184         gtkut_stock_button_set_create(&confirm_area, &close_button, "window-close", _("_Close"),
 185                                       NULL, NULL, NULL, NULL, NULL, NULL);
 186         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 4);
 187         gtk_widget_grab_default(close_button);
 188         g_signal_connect_closure
 189                 (G_OBJECT(close_button), "clicked",
 190                  g_cclosure_new_swap(G_CALLBACK(legend_close),
 191                                      window, NULL), FALSE);
 192
 193         gtk_widget_show_all(window);
 194
 195         legend.window = window;
 196 }
 197
 198 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
 199 {
 200         if (event && event->keyval == GDK_KEY_Escape) {
 201                 legend_close();
 202         }
 203         return FALSE;
 204 }
 205
 206 static void legend_close(void)
 207 {
 208         gtk_widget_destroy(legend.window);
 209         legend.window = NULL;
 210 }