src/inputdialog.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999,2000 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/gtkbutton.h>
  36 #include <gtk/gtkhbbox.h>
  37
  38 #include "intl.h"
  39 #include "inputdialog.h"
  40 #include "manage_window.h"
  41 #include "gtkutils.h"
  42 #include "utils.h"
  43
  44 #define INPUT_DIALOG_WIDTH      420
  45
  46 static gboolean ack;
  47
  48 static GtkWidget *dialog;
  49 static GtkWidget *msg_label;
  50 static GtkWidget *entry;
  51 static GtkWidget *ok_button;
  52
  53 static void input_dialog_create (void);
  54 static void input_dialog_set    (const gchar    *title,
  55                                  const gchar    *message,
  56                                  const gchar    *default_string);
  57
  58 static void ok_clicked          (GtkWidget      *widget,
  59                                  gpointer        data);
  60 static void cancel_clicked      (GtkWidget      *widget,
  61                                  gpointer        data);
  62 static gint delete_event        (GtkWidget      *widget,
  63                                  GdkEventAny    *event,
  64                                  gpointer        data);
  65 static void key_pressed         (GtkWidget      *widget,
  66                                  GdkEventKey    *event,
  67                                  gpointer        data);
  68 static void entry_activated     (GtkEditable    *editable);
  69
  70 gchar *input_dialog(const gchar *title, const gchar *message,
  71                     const gchar *default_string)
  72 {
  73         gchar *str;
  74
  75         if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
  76
  77         if (!dialog)
  78                 input_dialog_create();
  79
  80         input_dialog_set(title, message, default_string);
  81         gtk_widget_show(dialog);
  82         gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);
  83         manage_window_set_transient(GTK_WINDOW(dialog));
  84
  85         gtk_main();
  86
  87         manage_window_focus_out(dialog, NULL, NULL);
  88         gtk_widget_hide(dialog);
  89         gtk_entry_set_visibility(GTK_ENTRY(entry), TRUE);
  90
  91         if (ack) {
  92                 str = gtk_editable_get_chars(GTK_EDITABLE(entry), 0, -1);
  93                 if (str && *str == '\0') {
  94                         g_free(str);
  95                         str = NULL;
  96                 }
  97         } else
  98                 str = NULL;
  99
 100         GTK_EVENTS_FLUSH();
 101
 102         debug_print("return string = %s\n", str ? str : "(none)");
 103         return str;
 104 }
 105
 106 gchar *input_dialog_with_invisible(const gchar *title, const gchar *message,
 107                                    const gchar *default_string)
 108 {
 109         if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
 110
 111         if (!dialog)
 112                 input_dialog_create();
 113
 114         gtk_entry_set_visibility(GTK_ENTRY(entry), FALSE);
 115
 116         return input_dialog(title, message, default_string);
 117 }
 118
 119 static void input_dialog_create(void)
 120 {
 121         GtkWidget *vbox;
 122         GtkWidget *hbox;
 123         GtkWidget *confirm_area;
 124         GtkWidget *cancel_button;
 125
 126         dialog = gtk_dialog_new();
 127         gtk_window_set_policy(GTK_WINDOW(dialog), FALSE, FALSE, FALSE);
 128         gtk_widget_set_usize(dialog, INPUT_DIALOG_WIDTH, -1);
 129         gtk_container_set_border_width
 130                 (GTK_CONTAINER(GTK_DIALOG(dialog)->action_area), 5);
 131         gtk_window_set_position(GTK_WINDOW(dialog), GTK_WIN_POS_CENTER);
 132         gtk_signal_connect(GTK_OBJECT(dialog), "delete_event",
 133                            GTK_SIGNAL_FUNC(delete_event), NULL);
 134         gtk_signal_connect(GTK_OBJECT(dialog), "key_press_event",
 135                            GTK_SIGNAL_FUNC(key_pressed), NULL);
 136         gtk_signal_connect(GTK_OBJECT(dialog), "focus_in_event",
 137                            GTK_SIGNAL_FUNC(manage_window_focus_in), NULL);
 138         gtk_signal_connect(GTK_OBJECT(dialog), "focus_out_event",
 139                            GTK_SIGNAL_FUNC(manage_window_focus_out), NULL);
 140
 141         gtk_widget_realize(dialog);
 142
 143         vbox = gtk_vbox_new(FALSE, 8);
 144         gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), vbox);
 145         gtk_container_set_border_width(GTK_CONTAINER(vbox), 8);
 146
 147         hbox = gtk_hbox_new(FALSE, 0);
 148         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 149
 150         msg_label = gtk_label_new("");
 151         gtk_box_pack_start(GTK_BOX(hbox), msg_label, FALSE, FALSE, 0);
 152         gtk_label_set_justify(GTK_LABEL(msg_label), GTK_JUSTIFY_LEFT);
 153
 154         entry = gtk_entry_new();
 155         gtk_box_pack_start(GTK_BOX(vbox), entry, FALSE, FALSE, 0);
 156         gtk_signal_connect(GTK_OBJECT(entry), "activate",
 157                            GTK_SIGNAL_FUNC(entry_activated), NULL);
 158
 159         gtkut_button_set_create(&confirm_area,
 160                                 &ok_button,     _("OK"),
 161                                 &cancel_button, _("Cancel"),
 162                                 NULL, NULL);
 163         gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->action_area),
 164                           confirm_area);
 165         gtk_widget_grab_default(ok_button);
 166
 167         gtk_signal_connect(GTK_OBJECT(ok_button), "clicked",
 168                            GTK_SIGNAL_FUNC(ok_clicked), NULL);
 169         gtk_signal_connect(GTK_OBJECT(cancel_button), "clicked",
 170                            GTK_SIGNAL_FUNC(cancel_clicked), NULL);
 171
 172
 173         gtk_widget_show_all(GTK_DIALOG(dialog)->vbox);
 174 }
 175
 176 static void input_dialog_set(const gchar *title, const gchar *message,
 177                              const gchar *default_string)
 178 {
 179         gtk_window_set_title(GTK_WINDOW(dialog), title);
 180         gtk_label_set_text(GTK_LABEL(msg_label), message);
 181         if (default_string && *default_string)
 182                 gtk_entry_set_text(GTK_ENTRY(entry), default_string);
 183         else
 184                 gtk_entry_set_text(GTK_ENTRY(entry), "");
 185         gtk_entry_set_position(GTK_ENTRY(entry), 0);
 186         gtk_entry_select_region(GTK_ENTRY(entry), 0, -1);
 187
 188         gtk_widget_grab_focus(ok_button);
 189         gtk_widget_grab_focus(entry);
 190 }
 191
 192 static void ok_clicked(GtkWidget *widget, gpointer data)
 193 {
 194         ack = TRUE;
 195         gtk_main_quit();
 196 }
 197
 198 static void cancel_clicked(GtkWidget *widget, gpointer data)
 199 {
 200         ack = FALSE;
 201         gtk_main_quit();
 202 }
 203
 204 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
 205 {
 206         ack = FALSE;
 207         gtk_main_quit();
 208
 209         return TRUE;
 210 }
 211
 212 static void key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
 213 {
 214         if (event && event->keyval == GDK_Escape) {
 215                 ack = FALSE;
 216                 gtk_main_quit();
 217         }
 218 }
 219
 220 static void entry_activated(GtkEditable *editable)
 221 {
 222         ack = TRUE;
 223         gtk_main_quit();
 224 }