src/inputdialog.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include <glib.h>
  25 #include <gdk/gdkkeysyms.h>
  26 #include <gtk/gtkmain.h>
  27 #include <gtk/gtkwidget.h>
  28 #include <gtk/gtkdialog.h>
  29 #include <gtk/gtkwindow.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtkvbox.h>
  32 #include <gtk/gtkhbox.h>
  33 #include <gtk/gtklabel.h>
  34 #include <gtk/gtkentry.h>
  35 #include <gtk/gtkcombo.h>
  36 #include <gtk/gtkbutton.h>
  37 #include <gtk/gtkhbbox.h>
  38
  39 #include "intl.h"
  40 #include "inputdialog.h"
  41 #include "manage_window.h"
  42 #include "gtkutils.h"
  43 #include "utils.h"
  44
  45 #define INPUT_DIALOG_WIDTH      420
  46
  47 typedef enum
  48 {
  49         INPUT_DIALOG_NORMAL,
  50         INPUT_DIALOG_INVISIBLE,
  51         INPUT_DIALOG_COMBO
  52 } InputDialogType;
  53
  54 static gboolean ack;
  55
  56 static InputDialogType type;
  57
  58 static GtkWidget *dialog;
  59 static GtkWidget *msg_label;
  60 static GtkWidget *entry;
  61 static GtkWidget *combo;
  62 static GtkWidget *ok_button;
  63
  64 static void input_dialog_create (void);
  65 static gchar *input_dialog_open (const gchar    *title,
  66                                  const gchar    *message,
  67                                  const gchar    *default_string);
  68 static void input_dialog_set    (const gchar    *title,
  69                                  const gchar    *message,
  70                                  const gchar    *default_string);
  71
  72 static void ok_clicked          (GtkWidget      *widget,
  73                                  gpointer        data);
  74 static void cancel_clicked      (GtkWidget      *widget,
  75                                  gpointer        data);
  76 static gint delete_event        (GtkWidget      *widget,
  77                                  GdkEventAny    *event,
  78                                  gpointer        data);
  79 static void key_pressed         (GtkWidget      *widget,
  80                                  GdkEventKey    *event,
  81                                  gpointer        data);
  82 static void entry_activated     (GtkEditable    *editable);
  83 static void combo_activated     (GtkEditable    *editable);
  84
  85
  86 gchar *input_dialog(const gchar *title, const gchar *message,
  87                     const gchar *default_string)
  88 {
  89         if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
  90
  91         if (!dialog)
  92                 input_dialog_create();
  93
  94         type = INPUT_DIALOG_NORMAL;
  95         gtk_widget_hide(combo);
  96         gtk_widget_show(entry);
  97         gtk_entry_set_visibility(GTK_ENTRY(entry), TRUE);
  98
  99         return input_dialog_open(title, message, default_string);
 100 }
 101
 102 gchar *input_dialog_with_invisible(const gchar *title, const gchar *message,
 103                                    const gchar *default_string)
 104 {
 105         if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
 106
 107         if (!dialog)
 108                 input_dialog_create();
 109
 110         type = INPUT_DIALOG_INVISIBLE;
 111         gtk_widget_hide(combo);
 112         gtk_widget_show(entry);
 113         gtk_entry_set_visibility(GTK_ENTRY(entry), FALSE);
 114
 115         return input_dialog_open(title, message, default_string);
 116 }
 117
 118 gchar *input_dialog_combo(const gchar *title, const gchar *message,
 119                           const gchar *default_string, GList *list,
 120                           gboolean case_sensitive)
 121 {
 122         if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
 123
 124         if (!dialog)
 125                 input_dialog_create();
 126
 127         type = INPUT_DIALOG_COMBO;
 128         gtk_widget_hide(entry);
 129         gtk_widget_show(combo);
 130
 131         if (!list) {
 132                 GList empty_list;
 133
 134                 empty_list.data = (gpointer)"";
 135                 empty_list.next = NULL;
 136                 empty_list.prev = NULL;
 137                 gtk_combo_set_popdown_strings(GTK_COMBO(combo), &empty_list);
 138         } else
 139                 gtk_combo_set_popdown_strings(GTK_COMBO(combo), list);
 140
 141         gtk_combo_set_case_sensitive(GTK_COMBO(combo), case_sensitive);
 142
 143         return input_dialog_open(title, message, default_string);
 144 }
 145
 146 gchar *input_dialog_query_password(const gchar *server, const gchar *user)
 147 {
 148         gchar *message;
 149         gchar *pass;
 150
 151         message = g_strdup_printf(_("Input password for %s on %s:"),
 152                                   user, server);
 153         pass = input_dialog_with_invisible(_("Input password"), message, NULL);
 154         g_free(message);
 155
 156         return pass;
 157 }
 158
 159 static void input_dialog_create(void)
 160 {
 161         GtkWidget *vbox;
 162         GtkWidget *hbox;
 163         GtkWidget *confirm_area;
 164         GtkWidget *cancel_button;
 165
 166         dialog = gtk_dialog_new();
 167         gtk_window_set_policy(GTK_WINDOW(dialog), FALSE, FALSE, FALSE);
 168         gtk_widget_set_usize(dialog, INPUT_DIALOG_WIDTH, -1);
 169         gtk_container_set_border_width
 170                 (GTK_CONTAINER(GTK_DIALOG(dialog)->action_area), 5);
 171         gtk_window_set_position(GTK_WINDOW(dialog), GTK_WIN_POS_CENTER);
 172         gtk_signal_connect(GTK_OBJECT(dialog), "delete_event",
 173                            GTK_SIGNAL_FUNC(delete_event), NULL);
 174         gtk_signal_connect(GTK_OBJECT(dialog), "key_press_event",
 175                            GTK_SIGNAL_FUNC(key_pressed), NULL);
 176         MANAGE_WINDOW_SIGNALS_CONNECT(dialog);
 177
 178         gtk_widget_realize(dialog);
 179
 180         vbox = gtk_vbox_new(FALSE, 8);
 181         gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), vbox);
 182         gtk_container_set_border_width(GTK_CONTAINER(vbox), 8);
 183
 184         hbox = gtk_hbox_new(FALSE, 0);
 185         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 186
 187         msg_label = gtk_label_new("");
 188         gtk_box_pack_start(GTK_BOX(hbox), msg_label, FALSE, FALSE, 0);
 189         gtk_label_set_justify(GTK_LABEL(msg_label), GTK_JUSTIFY_LEFT);
 190
 191         entry = gtk_entry_new();
 192         gtk_box_pack_start(GTK_BOX(vbox), entry, FALSE, FALSE, 0);
 193         gtk_signal_connect(GTK_OBJECT(entry), "activate",
 194                            GTK_SIGNAL_FUNC(entry_activated), NULL);
 195
 196         combo = gtk_combo_new();
 197         gtk_box_pack_start(GTK_BOX(vbox), combo, FALSE, FALSE, 0);
 198         gtk_signal_connect(GTK_OBJECT(GTK_COMBO(combo)->entry), "activate",
 199                            GTK_SIGNAL_FUNC(combo_activated), NULL);
 200
 201         gtkut_button_set_create(&confirm_area,
 202                                 &ok_button,     _("OK"),
 203                                 &cancel_button, _("Cancel"),
 204                                 NULL, NULL);
 205         gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->action_area),
 206                           confirm_area);
 207         gtk_widget_grab_default(ok_button);
 208
 209         gtk_signal_connect(GTK_OBJECT(ok_button), "clicked",
 210                            GTK_SIGNAL_FUNC(ok_clicked), NULL);
 211         gtk_signal_connect(GTK_OBJECT(cancel_button), "clicked",
 212                            GTK_SIGNAL_FUNC(cancel_clicked), NULL);
 213
 214
 215         gtk_widget_show_all(GTK_DIALOG(dialog)->vbox);
 216 }
 217
 218 static gchar *input_dialog_open(const gchar *title, const gchar *message,
 219                                 const gchar *default_string)
 220 {
 221         gchar *str;
 222
 223         if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
 224
 225         if (!dialog)
 226                 input_dialog_create();
 227
 228         input_dialog_set(title, message, default_string);
 229         gtk_widget_show(dialog);
 230         gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);
 231         manage_window_set_transient(GTK_WINDOW(dialog));
 232
 233         gtk_main();
 234
 235         manage_window_focus_out(dialog, NULL, NULL);
 236         gtk_widget_hide(dialog);
 237
 238         if (ack) {
 239                 GtkEditable *editable;
 240
 241                 if (type == INPUT_DIALOG_COMBO)
 242                         editable = GTK_EDITABLE(GTK_COMBO(combo)->entry);
 243                 else
 244                         editable = GTK_EDITABLE(entry);
 245
 246                 str = gtk_editable_get_chars(editable, 0, -1);
 247                 if (str && *str == '\0') {
 248                         g_free(str);
 249                         str = NULL;
 250                 }
 251         } else
 252                 str = NULL;
 253
 254         GTK_EVENTS_FLUSH();
 255
 256         debug_print("return string = %s\n", str ? str : "(none)");
 257         return str;
 258 }
 259
 260 static void input_dialog_set(const gchar *title, const gchar *message,
 261                              const gchar *default_string)
 262 {
 263         GtkWidget *entry_;
 264
 265         if (type == INPUT_DIALOG_COMBO)
 266                 entry_ = GTK_COMBO(combo)->entry;
 267         else
 268                 entry_ = entry;
 269
 270         gtk_window_set_title(GTK_WINDOW(dialog), title);
 271         gtk_label_set_text(GTK_LABEL(msg_label), message);
 272         if (default_string && *default_string)
 273                 gtk_entry_set_text(GTK_ENTRY(entry_), default_string);
 274         else
 275                 gtk_entry_set_text(GTK_ENTRY(entry_), "");
 276         gtk_entry_set_position(GTK_ENTRY(entry_), 0);
 277         gtk_entry_select_region(GTK_ENTRY(entry_), 0, -1);
 278
 279         gtk_widget_grab_focus(ok_button);
 280         gtk_widget_grab_focus(entry_);
 281 }
 282
 283 static void ok_clicked(GtkWidget *widget, gpointer data)
 284 {
 285         ack = TRUE;
 286         gtk_main_quit();
 287 }
 288
 289 static void cancel_clicked(GtkWidget *widget, gpointer data)
 290 {
 291         ack = FALSE;
 292         gtk_main_quit();
 293 }
 294
 295 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
 296 {
 297         ack = FALSE;
 298         gtk_main_quit();
 299
 300         return TRUE;
 301 }
 302
 303 static void key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
 304 {
 305         if (event && event->keyval == GDK_Escape) {
 306                 ack = FALSE;
 307                 gtk_main_quit();
 308         }
 309 }
 310
 311 static void entry_activated(GtkEditable *editable)
 312 {
 313         ack = TRUE;
 314         gtk_main_quit();
 315 }
 316
 317 static void combo_activated(GtkEditable *editable)
 318 {
 319         ack = TRUE;
 320         gtk_main_quit();
 321 }