src/gtk/inputdialog.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto
   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 2 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, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include <glib.h>
  25 #include <glib/gi18n.h>
  26 #include <gdk/gdkkeysyms.h>
  27 #include <gtk/gtkmain.h>
  28 #include <gtk/gtkwidget.h>
  29 #include <gtk/gtkdialog.h>
  30 #include <gtk/gtkwindow.h>
  31 #include <gtk/gtksignal.h>
  32 #include <gtk/gtkvbox.h>
  33 #include <gtk/gtkhbox.h>
  34 #include <gtk/gtklabel.h>
  35 #include <gtk/gtkentry.h>
  36 #include <gtk/gtkcombo.h>
  37 #include <gtk/gtkbutton.h>
  38 #include <gtk/gtkhbbox.h>
  39 #include <gtk/gtkstock.h>
  40 #include <gtk/gtkimage.h>
  41 #include <gtk/gtktogglebutton.h>
  42 #include <gtk/gtkcheckbutton.h>
  43
  44 #include "inputdialog.h"
  45 #include "manage_window.h"
  46 #include "gtkutils.h"
  47 #include "utils.h"
  48
  49 #define INPUT_DIALOG_WIDTH      420
  50
  51 typedef enum
  52 {
  53         INPUT_DIALOG_NORMAL,
  54         INPUT_DIALOG_INVISIBLE,
  55         INPUT_DIALOG_COMBO
  56 } InputDialogType;
  57
  58 static gboolean ack;
  59 static gboolean fin;
  60
  61 static InputDialogType type;
  62
  63 static GtkWidget *dialog;
  64 static GtkWidget *msg_title;
  65 static GtkWidget *msg_label;
  66 static GtkWidget *entry;
  67 static GtkWidget *combo;
  68 static GtkWidget *remember_chkbtn;
  69 static GtkWidget *ok_button;
  70 static GtkWidget *icon_q, *icon_p;
  71 static gboolean is_pass = FALSE;
  72 static void input_dialog_create (gboolean is_password);
  73 static gchar *input_dialog_open (const gchar    *title,
  74                                  const gchar    *message,
  75                                  const gchar    *default_string,
  76                                  gboolean       *remember);
  77 static void input_dialog_set    (const gchar    *title,
  78                                  const gchar    *message,
  79                                  const gchar    *default_string);
  80
  81 static void ok_clicked          (GtkWidget      *widget,
  82                                  gpointer        data);
  83 static void cancel_clicked      (GtkWidget      *widget,
  84                                  gpointer        data);
  85 static gint delete_event        (GtkWidget      *widget,
  86                                  GdkEventAny    *event,
  87                                  gpointer        data);
  88 static gboolean key_pressed     (GtkWidget      *widget,
  89                                  GdkEventKey    *event,
  90                                  gpointer        data);
  91 static void entry_activated     (GtkEditable    *editable);
  92 static void combo_activated     (GtkEditable    *editable);
  93
  94
  95 gchar *input_dialog(const gchar *title, const gchar *message,
  96                     const gchar *default_string)
  97 {
  98         if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
  99
 100         if (!dialog)
 101                 input_dialog_create(FALSE);
 102
 103         type = INPUT_DIALOG_NORMAL;
 104         gtk_widget_hide(combo);
 105         gtk_widget_show(entry);
 106
 107         gtk_widget_show(icon_q);
 108         gtk_widget_hide(icon_p);
 109         is_pass = FALSE;
 110         gtk_entry_set_visibility(GTK_ENTRY(entry), TRUE);
 111
 112         return input_dialog_open(title, message, default_string, NULL);
 113 }
 114
 115 gchar *input_dialog_with_invisible(const gchar *title, const gchar *message,
 116                                    const gchar *default_string)
 117 {
 118         if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
 119
 120         if (!dialog)
 121                 input_dialog_create(TRUE);
 122
 123         type = INPUT_DIALOG_INVISIBLE;
 124         gtk_widget_hide(combo);
 125         gtk_widget_show(entry);
 126
 127         gtk_widget_hide(icon_q);
 128         gtk_widget_show(icon_p);
 129         is_pass = TRUE;
 130         gtk_entry_set_visibility(GTK_ENTRY(entry), FALSE);
 131
 132         return input_dialog_open(title, message, default_string, NULL);
 133 }
 134
 135 gchar *input_dialog_combo(const gchar *title, const gchar *message,
 136                           const gchar *default_string, GList *list,
 137                           gboolean case_sensitive)
 138 {
 139         return input_dialog_combo_remember(title, message,
 140                 default_string, list, case_sensitive, NULL);
 141 }
 142
 143 gchar *input_dialog_combo_remember(const gchar *title, const gchar *message,
 144                           const gchar *default_string, GList *list,
 145                           gboolean case_sensitive, gboolean *remember)
 146 {
 147         if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
 148
 149         if (!dialog)
 150                 input_dialog_create(FALSE);
 151
 152         type = INPUT_DIALOG_COMBO;
 153         gtk_widget_hide(entry);
 154         gtk_widget_show(combo);
 155
 156         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(remember_chkbtn), FALSE);
 157         if (remember)
 158                 gtk_widget_show(remember_chkbtn);
 159         else
 160                 gtk_widget_hide(remember_chkbtn);
 161
 162         gtk_widget_show(icon_q);
 163         gtk_widget_hide(icon_p);
 164         is_pass = FALSE;
 165
 166         if (!list) {
 167                 GList empty_list;
 168
 169                 empty_list.data = (gpointer)"";
 170                 empty_list.next = NULL;
 171                 empty_list.prev = NULL;
 172                 gtk_combo_set_popdown_strings(GTK_COMBO(combo), &empty_list);
 173         } else
 174                 gtk_combo_set_popdown_strings(GTK_COMBO(combo), list);
 175
 176         gtk_combo_set_case_sensitive(GTK_COMBO(combo), case_sensitive);
 177
 178         return input_dialog_open(title, message, default_string, remember);
 179 }
 180
 181 gchar *input_dialog_query_password(const gchar *server, const gchar *user)
 182 {
 183         gchar *message;
 184         gchar *pass;
 185
 186         message = g_strdup_printf(_("Input password for %s on %s:"),
 187                                   user, server);
 188         pass = input_dialog_with_invisible(_("Input password"), message, NULL);
 189         g_free(message);
 190
 191         return pass;
 192 }
 193
 194 static void input_dialog_create(gboolean is_password)
 195 {
 196         static PangoFontDescription *font_desc;
 197         GtkWidget *w_hbox;
 198         GtkWidget *hbox;
 199         GtkWidget *vbox;
 200         GtkWidget *cancel_button;
 201         GtkWidget *confirm_area;
 202
 203         dialog = gtk_dialog_new();
 204
 205         gtk_window_set_resizable(GTK_WINDOW(dialog), FALSE);
 206         gtk_window_set_title(GTK_WINDOW(dialog), "");
 207         gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);
 208
 209         g_signal_connect(G_OBJECT(dialog), "delete_event",
 210                          G_CALLBACK(delete_event), NULL);
 211         g_signal_connect(G_OBJECT(dialog), "key_press_event",
 212                          G_CALLBACK(key_pressed), NULL);
 213         MANAGE_WINDOW_SIGNALS_CONNECT(dialog);
 214
 215         gtk_box_set_spacing (GTK_BOX (GTK_DIALOG (dialog)->vbox), 14);
 216         hbox = gtk_hbox_new (FALSE, 12);
 217         gtk_container_set_border_width (GTK_CONTAINER (hbox), 5);
 218         gtk_widget_show (hbox);
 219         gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), hbox,
 220                             FALSE, FALSE, 0);
 221
 222         /* for title label */
 223         w_hbox = gtk_hbox_new(FALSE, 0);
 224
 225         icon_q = gtk_image_new_from_stock(GTK_STOCK_DIALOG_QUESTION,
 226                                 GTK_ICON_SIZE_DIALOG);
 227         gtk_misc_set_alignment (GTK_MISC (icon_q), 0.5, 0.0);
 228         gtk_box_pack_start (GTK_BOX (hbox), icon_q, FALSE, FALSE, 0);
 229         icon_p = gtk_image_new_from_stock(GTK_STOCK_DIALOG_AUTHENTICATION,
 230                                 GTK_ICON_SIZE_DIALOG);
 231         gtk_misc_set_alignment (GTK_MISC (icon_p), 0.5, 0.0);
 232         gtk_box_pack_start (GTK_BOX (hbox), icon_p, FALSE, FALSE, 0);
 233
 234         vbox = gtk_vbox_new (FALSE, 12);
 235         gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
 236         gtk_widget_show (vbox);
 237
 238         msg_title = gtk_label_new("");
 239         gtk_misc_set_alignment(GTK_MISC(msg_title), 0, 0.5);
 240         gtk_label_set_justify(GTK_LABEL(msg_title), GTK_JUSTIFY_LEFT);
 241         gtk_label_set_use_markup (GTK_LABEL (msg_title), TRUE);
 242         gtk_box_pack_start(GTK_BOX(vbox), msg_title, FALSE, FALSE, 0);
 243         gtk_label_set_line_wrap(GTK_LABEL(msg_title), TRUE);
 244         if (!font_desc) {
 245                 gint size;
 246
 247                 size = pango_font_description_get_size
 248                         (msg_title->style->font_desc);
 249                 font_desc = pango_font_description_new();
 250                 pango_font_description_set_weight
 251                         (font_desc, PANGO_WEIGHT_BOLD);
 252                 pango_font_description_set_size
 253                         (font_desc, size * PANGO_SCALE_LARGE);
 254         }
 255         if (font_desc)
 256                 gtk_widget_modify_font(msg_title, font_desc);
 257
 258         msg_label = gtk_label_new("");
 259         gtk_misc_set_alignment(GTK_MISC(msg_label), 0, 0.5);
 260         gtk_label_set_justify(GTK_LABEL(msg_label), GTK_JUSTIFY_LEFT);
 261         gtk_box_pack_start(GTK_BOX(vbox), msg_label, FALSE, FALSE, 0);
 262         gtk_widget_show(msg_label);
 263
 264         entry = gtk_entry_new();
 265         gtk_box_pack_start(GTK_BOX(vbox), entry, FALSE, FALSE, 0);
 266         g_signal_connect(G_OBJECT(entry), "activate",
 267                          G_CALLBACK(entry_activated), NULL);
 268
 269         combo = gtk_combo_new();
 270         gtk_box_pack_start(GTK_BOX(vbox), combo, FALSE, FALSE, 0);
 271         g_signal_connect(G_OBJECT(GTK_COMBO(combo)->entry), "activate",
 272                          G_CALLBACK(combo_activated), NULL);
 273
 274         remember_chkbtn = gtk_check_button_new_with_label(_("Remember this"));
 275         gtk_box_pack_start(GTK_BOX(vbox), remember_chkbtn, FALSE, FALSE, 0);
 276
 277         hbox = gtk_hbox_new(TRUE, 0);
 278
 279         gtkut_stock_button_set_create(&confirm_area,
 280                                       &cancel_button, GTK_STOCK_CANCEL,
 281                                       &ok_button, GTK_STOCK_OK,
 282                                       NULL, NULL);
 283
 284         gtk_widget_set_size_request(confirm_area, 375, -1);
 285
 286         gtk_box_pack_end(GTK_BOX(GTK_DIALOG(dialog)->action_area),
 287                          confirm_area, FALSE, FALSE, 0);
 288         gtk_container_set_border_width(GTK_CONTAINER(confirm_area), 5);
 289
 290         gtk_widget_show_all(GTK_DIALOG(dialog)->vbox);
 291
 292         gtk_widget_hide(remember_chkbtn);
 293
 294         if (is_password)
 295                 gtk_widget_hide(icon_q);
 296         else
 297                 gtk_widget_hide(icon_p);
 298
 299         is_pass = is_password;
 300
 301         gtk_widget_grab_default(ok_button);
 302
 303         g_signal_connect(G_OBJECT(ok_button), "clicked",
 304                          G_CALLBACK(ok_clicked), NULL);
 305         g_signal_connect(G_OBJECT(cancel_button), "clicked",
 306                          G_CALLBACK(cancel_clicked), NULL);
 307 }
 308
 309 static gchar *input_dialog_open(const gchar *title, const gchar *message,
 310                                 const gchar *default_string, gboolean *remember)
 311 {
 312         gchar *str;
 313
 314         if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
 315
 316         if (!dialog)
 317                 input_dialog_create(FALSE);
 318
 319         input_dialog_set(title, message, default_string);
 320         gtk_widget_show(dialog);
 321
 322         gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);
 323         manage_window_set_transient(GTK_WINDOW(dialog));
 324
 325         ack = fin = FALSE;
 326
 327         while (fin == FALSE)
 328                 gtk_main_iteration();
 329
 330         manage_window_focus_out(dialog, NULL, NULL);
 331         gtk_widget_hide(dialog);
 332
 333         if (ack) {
 334                 GtkEditable *editable;
 335
 336                 if (type == INPUT_DIALOG_COMBO)
 337                         editable = GTK_EDITABLE(GTK_COMBO(combo)->entry);
 338                 else
 339                         editable = GTK_EDITABLE(entry);
 340
 341                 str = gtk_editable_get_chars(editable, 0, -1);
 342                 if (str && *str == '\0' && !is_pass) {
 343                         g_free(str);
 344                         str = NULL;
 345                 }
 346         } else
 347                 str = NULL;
 348
 349         GTK_EVENTS_FLUSH();
 350
 351         if (remember) {
 352                 *remember = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(remember_chkbtn));
 353         }
 354         debug_print("return string = %s\n", str ? str : "(none)");
 355         return str;
 356 }
 357
 358 static void input_dialog_set(const gchar *title, const gchar *message,
 359                              const gchar *default_string)
 360 {
 361         GtkWidget *entry_;
 362
 363         if (type == INPUT_DIALOG_COMBO)
 364                 entry_ = GTK_COMBO(combo)->entry;
 365         else
 366                 entry_ = entry;
 367
 368         gtk_window_set_title(GTK_WINDOW(dialog), title);
 369         gtk_label_set_text(GTK_LABEL(msg_title), title);
 370         gtk_label_set_text(GTK_LABEL(msg_label), message);
 371         if (default_string && *default_string) {
 372                 gtk_entry_set_text(GTK_ENTRY(entry_), default_string);
 373                 gtk_editable_set_position(GTK_EDITABLE(entry_), 0);
 374                 gtk_editable_select_region(GTK_EDITABLE(entry_), 0, -1);
 375         } else
 376                 gtk_entry_set_text(GTK_ENTRY(entry_), "");
 377
 378         gtk_widget_grab_focus(ok_button);
 379         gtk_widget_grab_focus(entry_);
 380 }
 381
 382 static void ok_clicked(GtkWidget *widget, gpointer data)
 383 {
 384         ack = TRUE;
 385         fin = TRUE;
 386 }
 387
 388 static void cancel_clicked(GtkWidget *widget, gpointer data)
 389 {
 390         ack = FALSE;
 391         fin = TRUE;
 392 }
 393
 394 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
 395 {
 396         ack = FALSE;
 397         fin = TRUE;
 398
 399         return TRUE;
 400 }
 401
 402 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
 403 {
 404         if (event && event->keyval == GDK_Escape) {
 405                 ack = FALSE;
 406                 fin = TRUE;
 407         } else if (event && event->keyval == GDK_Return) {
 408                 ack = TRUE;
 409                 fin = TRUE;
 410                 return TRUE; /* do not let Return pass - it
 411                               * pops up the combo on validating */
 412         }
 413
 414         return FALSE;
 415 }
 416
 417 static void entry_activated(GtkEditable *editable)
 418 {
 419         ack = TRUE;
 420         fin = TRUE;
 421 }
 422
 423 static void combo_activated(GtkEditable *editable)
 424 {
 425         ack = TRUE;
 426         fin = TRUE;
 427 }