src/foldersel.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2004 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 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <gdk/gdkkeysyms.h>
  24 #include <gtk/gtkmain.h>
  25 #include <gtk/gtkwidget.h>
  26 #include <gtk/gtkwindow.h>
  27 #include <gtk/gtkvbox.h>
  28 #include <gtk/gtkscrolledwindow.h>
  29 #include <gtk/gtkentry.h>
  30 #include <gtk/gtkhbbox.h>
  31 #include <gtk/gtksignal.h>
  32 #include <stdio.h>
  33 #include <unistd.h>
  34 #include <string.h>
  35 #include <sys/stat.h>
  36 #include <sys/types.h>
  37 #include <fcntl.h>
  38 #include <errno.h>
  39
  40 #include "intl.h"
  41 #include "main.h"
  42 #include "utils.h"
  43 #include "gtkutils.h"
  44 #include "gtksctree.h"
  45 #include "stock_pixmap.h"
  46 #include "foldersel.h"
  47 #include "alertpanel.h"
  48 #include "manage_window.h"
  49 #include "folder.h"
  50
  51 static GdkPixmap *folderxpm;
  52 static GdkBitmap *folderxpmmask;
  53 static GdkPixmap *folderopenxpm;
  54 static GdkBitmap *folderopenxpmmask;
  55
  56 static GtkWidget *window;
  57 static GtkWidget *ctree;
  58 static GtkWidget *entry;
  59 static GtkWidget *ok_button;
  60 static GtkWidget *cancel_button;
  61
  62 static FolderItem *folder_item;
  63 static FolderItem *selected_item;
  64
  65 static gboolean cancelled;
  66 static gboolean finished;
  67
  68 static void foldersel_create    (void);
  69 static void foldersel_init      (void);
  70 static void foldersel_set_tree  (Folder                 *cur_folder,
  71                                  FolderSelectionType     type);
  72
  73 static void foldersel_selected  (GtkCList       *clist,
  74                                  gint            row,
  75                                  gint            column,
  76                                  GdkEvent       *event,
  77                                  gpointer        data);
  78
  79 static void foldersel_ok        (GtkButton      *button,
  80                                  gpointer        data);
  81 static void foldersel_cancel    (GtkButton      *button,
  82                                  gpointer        data);
  83 static void foldersel_activated (void);
  84 static gint delete_event        (GtkWidget      *widget,
  85                                  GdkEventAny    *event,
  86                                  gpointer        data);
  87 static gboolean key_pressed     (GtkWidget      *widget,
  88                                  GdkEventKey    *event,
  89                                  gpointer        data);
  90
  91 static gint foldersel_clist_compare     (GtkCList       *clist,
  92                                          gconstpointer   ptr1,
  93                                          gconstpointer   ptr2);
  94
  95 FolderItem *foldersel_folder_sel(Folder *cur_folder,
  96                                  FolderSelectionType type,
  97                                  const gchar *default_folder)
  98 {
  99         GtkCTreeNode *node;
 100
 101         selected_item = NULL;
 102
 103         if (!window) {
 104                 foldersel_create();
 105                 foldersel_init();
 106         } else
 107                 gtk_widget_show(window);
 108         manage_window_set_transient(GTK_WINDOW(window));
 109
 110         foldersel_set_tree(cur_folder, type);
 111
 112         if (folder_item) {
 113                 node = gtk_ctree_find_by_row_data
 114                         (GTK_CTREE(ctree), NULL, folder_item);
 115                 if (node) {
 116                         gint row;
 117
 118                         row = gtkut_ctree_get_nth_from_node
 119                                 (GTK_CTREE(ctree), node);
 120                         gtk_clist_select_row(GTK_CLIST(ctree), row, -1);
 121                         gtkut_clist_set_focus_row(GTK_CLIST(ctree), row);
 122                         gtk_ctree_node_moveto(GTK_CTREE(ctree), node, -1,
 123                                               0.5, 0);
 124                 }
 125         }
 126         gtk_widget_grab_focus(ok_button);
 127         gtk_widget_grab_focus(ctree);
 128
 129         cancelled = finished = FALSE;
 130
 131         while (finished == FALSE)
 132                 gtk_main_iteration();
 133
 134         gtk_widget_hide(window);
 135         gtk_entry_set_text(GTK_ENTRY(entry), "");
 136         gtk_clist_clear(GTK_CLIST(ctree));
 137
 138         if (!cancelled &&
 139             selected_item && selected_item->path) {
 140                 folder_item = selected_item;
 141                 return folder_item;
 142         } else
 143                 return NULL;
 144 }
 145
 146 static void foldersel_create(void)
 147 {
 148         GtkWidget *vbox;
 149         GtkWidget *scrolledwin;
 150         GtkWidget *confirm_area;
 151
 152         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 153         gtk_window_set_title(GTK_WINDOW(window), _("Select folder"));
 154         gtk_container_set_border_width(GTK_CONTAINER(window), 4);
 155         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 156         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 157         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 158         g_signal_connect(G_OBJECT(window), "delete_event",
 159                          G_CALLBACK(delete_event), NULL);
 160         g_signal_connect(G_OBJECT(window), "key_press_event",
 161                          G_CALLBACK(key_pressed), NULL);
 162         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 163
 164         vbox = gtk_vbox_new(FALSE, 4);
 165         gtk_container_add(GTK_CONTAINER(window), vbox);
 166
 167         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 168         gtk_widget_set_size_request(window, 300, 360);
 169         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 170                                        GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
 171         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 172
 173         ctree = gtk_ctree_new(1, 0);
 174         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 175                                             GTK_CLIST(ctree)->vadjustment);
 176         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 177         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_BROWSE);
 178         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
 179         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
 180                                      GTK_CTREE_EXPANDER_SQUARE);
 181         gtk_ctree_set_indent(GTK_CTREE(ctree), CTREE_INDENT);
 182         gtk_clist_set_compare_func(GTK_CLIST(ctree), foldersel_clist_compare);
 183         GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[0].button,
 184                                GTK_CAN_FOCUS);
 185         /* g_signal_connect(G_OBJECT(ctree), "tree_select_row",
 186                             G_CALLBACK(foldersel_selected), NULL); */
 187         g_signal_connect(G_OBJECT(ctree), "select_row",
 188                          G_CALLBACK(foldersel_selected), NULL);
 189
 190         entry = gtk_entry_new();
 191         gtk_entry_set_editable(GTK_ENTRY(entry), FALSE);
 192         gtk_box_pack_start(GTK_BOX(vbox), entry, FALSE, FALSE, 0);
 193         g_signal_connect(G_OBJECT(entry), "activate",
 194                          G_CALLBACK(foldersel_activated), NULL);
 195
 196         gtkut_button_set_create(&confirm_area,
 197                                 &ok_button,     _("OK"),
 198                                 &cancel_button, _("Cancel"),
 199                                 NULL,           NULL);
 200
 201         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 202         gtk_widget_grab_default(ok_button);
 203
 204         g_signal_connect(G_OBJECT(ok_button), "clicked",
 205                          G_CALLBACK(foldersel_ok), NULL);
 206         g_signal_connect(G_OBJECT(cancel_button), "clicked",
 207                          G_CALLBACK(foldersel_cancel), NULL);
 208
 209         gtk_widget_show_all(window);
 210 }
 211
 212 static void foldersel_init(void)
 213 {
 214         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_CLOSE,
 215                          &folderxpm, &folderxpmmask);
 216         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_OPEN,
 217                          &folderopenxpm, &folderopenxpmmask);
 218 }
 219
 220 static gboolean foldersel_gnode_func(GtkCTree *ctree, guint depth,
 221                                      GNode *gnode, GtkCTreeNode *cnode,
 222                                      gpointer data)
 223 {
 224         FolderItem *item = FOLDER_ITEM(gnode->data);
 225         gchar *name;
 226
 227         name = folder_item_get_name(item);
 228
 229         gtk_ctree_node_set_row_data(ctree, cnode, item);
 230         gtk_ctree_set_node_info(ctree, cnode, name,
 231                                 FOLDER_SPACING,
 232                                 folderxpm, folderxpmmask,
 233                                 folderopenxpm, folderopenxpmmask,
 234                                 FALSE, FALSE);
 235
 236         g_free(name);
 237
 238         return TRUE;
 239 }
 240
 241 static void foldersel_expand_func(GtkCTree *ctree, GtkCTreeNode *node,
 242                                   gpointer data)
 243 {
 244         if (GTK_CTREE_ROW(node)->children)
 245                 gtk_ctree_expand(ctree, node);
 246 }
 247
 248 #define SET_SPECIAL_FOLDER(item) \
 249 { \
 250         if (item) { \
 251                 GtkCTreeNode *node_, *parent, *sibling; \
 252  \
 253                 node_ = gtk_ctree_find_by_row_data \
 254                         (GTK_CTREE(ctree), node, item); \
 255                 if (!node_) \
 256                         g_warning("%s not found.\n", item->path); \
 257                 else { \
 258                         parent = GTK_CTREE_ROW(node_)->parent; \
 259                         if (prev && parent == GTK_CTREE_ROW(prev)->parent) \
 260                                 sibling = GTK_CTREE_ROW(prev)->sibling; \
 261                         else \
 262                                 sibling = GTK_CTREE_ROW(parent)->children; \
 263                         if (node_ != sibling) \
 264                                 gtk_ctree_move(GTK_CTREE(ctree), \
 265                                                node_, parent, sibling); \
 266                 } \
 267  \
 268                 prev = node_; \
 269         } \
 270 }
 271
 272 static void foldersel_set_tree(Folder *cur_folder, FolderSelectionType type)
 273 {
 274         Folder *folder;
 275         GtkCTreeNode *node;
 276         GList *list;
 277
 278         list = folder_get_list();
 279
 280         gtk_clist_freeze(GTK_CLIST(ctree));
 281
 282         for (; list != NULL; list = list->next) {
 283                 GtkCTreeNode *prev = NULL;
 284
 285                 folder = FOLDER(list->data);
 286                 g_return_if_fail(folder != NULL);
 287
 288                 if (type != FOLDER_SEL_ALL) {
 289                         if (FOLDER_TYPE(folder) == F_NEWS)
 290                                 continue;
 291                 }
 292
 293                 node = gtk_ctree_insert_gnode(GTK_CTREE(ctree), NULL, NULL,
 294                                               folder->node,
 295                                               foldersel_gnode_func,
 296                                               NULL);
 297                 gtk_sctree_sort_recursive(GTK_CTREE(ctree), node);
 298                 SET_SPECIAL_FOLDER(folder->inbox);
 299                 SET_SPECIAL_FOLDER(folder->outbox);
 300                 SET_SPECIAL_FOLDER(folder->draft);
 301                 SET_SPECIAL_FOLDER(folder->queue);
 302                 SET_SPECIAL_FOLDER(folder->trash);
 303                 gtk_ctree_pre_recursive(GTK_CTREE(ctree), node,
 304                                         foldersel_expand_func,
 305                                         NULL);
 306         }
 307
 308         gtk_clist_thaw(GTK_CLIST(ctree));
 309 }
 310
 311 static void foldersel_selected(GtkCList *clist, gint row, gint column,
 312                                GdkEvent *event, gpointer data)
 313 {
 314         GdkEventButton *ev = (GdkEventButton *)event;
 315
 316         selected_item = gtk_clist_get_row_data(clist, row);
 317         if (selected_item && selected_item->path) {
 318                 gchar *id;
 319                 id = folder_item_get_identifier(selected_item);
 320                 gtk_entry_set_text(GTK_ENTRY(entry), id);
 321                 g_free(id);
 322         } else
 323                 gtk_entry_set_text(GTK_ENTRY(entry), "");
 324
 325         if (ev && GDK_2BUTTON_PRESS == ev->type)
 326                 gtk_button_clicked(GTK_BUTTON(ok_button));
 327 }
 328
 329 static void foldersel_ok(GtkButton *button, gpointer data)
 330 {
 331         finished = TRUE;
 332 }
 333
 334 static void foldersel_cancel(GtkButton *button, gpointer data)
 335 {
 336         cancelled = TRUE;
 337         finished = TRUE;
 338 }
 339
 340 static void foldersel_activated(void)
 341 {
 342         gtk_button_clicked(GTK_BUTTON(ok_button));
 343 }
 344
 345 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
 346 {
 347         foldersel_cancel(NULL, NULL);
 348         return TRUE;
 349 }
 350
 351 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
 352 {
 353         if (event && event->keyval == GDK_Escape)
 354                 foldersel_cancel(NULL, NULL);
 355         return FALSE;
 356 }
 357
 358 static gint foldersel_clist_compare(GtkCList *clist,
 359                                     gconstpointer ptr1, gconstpointer ptr2)
 360 {
 361         FolderItem *item1 = ((GtkCListRow *)ptr1)->data;
 362         FolderItem *item2 = ((GtkCListRow *)ptr2)->data;
 363
 364         if (!item1->name)
 365                 return (item2->name != NULL);
 366         if (!item2->name)
 367                 return -1;
 368
 369         return g_strcasecmp(item1->name, item2->name);
 370 }