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 void 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_DIALOG);
 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_policy(GTK_WINDOW(window), FALSE, TRUE, FALSE);
 158         gtk_window_set_wmclass
 159                 (GTK_WINDOW(window), "folder_selection", "Sylpheed");
 160         gtk_signal_connect(GTK_OBJECT(window), "delete_event",
 161                            GTK_SIGNAL_FUNC(delete_event), NULL);
 162         gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
 163                            GTK_SIGNAL_FUNC(key_pressed), NULL);
 164         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 165
 166         vbox = gtk_vbox_new(FALSE, 4);
 167         gtk_container_add(GTK_CONTAINER(window), vbox);
 168
 169         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 170         gtk_widget_set_usize(scrolledwin, 300, 360);
 171         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 172                                        GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
 173         gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
 174
 175         ctree = gtk_ctree_new(1, 0);
 176         gtk_scrolled_window_set_vadjustment(GTK_SCROLLED_WINDOW(scrolledwin),
 177                                             GTK_CLIST(ctree)->vadjustment);
 178         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 179         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_BROWSE);
 180         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
 181         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
 182                                      GTK_CTREE_EXPANDER_SQUARE);
 183         gtk_ctree_set_indent(GTK_CTREE(ctree), CTREE_INDENT);
 184         gtk_clist_set_compare_func(GTK_CLIST(ctree), foldersel_clist_compare);
 185         GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[0].button,
 186                                GTK_CAN_FOCUS);
 187         /* gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
 188                            GTK_SIGNAL_FUNC(foldersel_selected), NULL); */
 189         gtk_signal_connect(GTK_OBJECT(ctree), "select_row",
 190                            GTK_SIGNAL_FUNC(foldersel_selected), NULL);
 191
 192         entry = gtk_entry_new();
 193         gtk_entry_set_editable(GTK_ENTRY(entry), FALSE);
 194         gtk_box_pack_start(GTK_BOX(vbox), entry, FALSE, FALSE, 0);
 195         gtk_signal_connect(GTK_OBJECT(entry), "activate",
 196                            GTK_SIGNAL_FUNC(foldersel_activated), NULL);
 197
 198         gtkut_button_set_create(&confirm_area,
 199                                 &ok_button,     _("OK"),
 200                                 &cancel_button, _("Cancel"),
 201                                 NULL,           NULL);
 202
 203         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 204         gtk_widget_grab_default(ok_button);
 205
 206         gtk_signal_connect(GTK_OBJECT(ok_button), "clicked",
 207                            GTK_SIGNAL_FUNC(foldersel_ok), NULL);
 208         gtk_signal_connect(GTK_OBJECT(cancel_button), "clicked",
 209                            GTK_SIGNAL_FUNC(foldersel_cancel), NULL);
 210
 211         gtk_widget_show_all(window);
 212 }
 213
 214 static void foldersel_init(void)
 215 {
 216         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_CLOSE,
 217                          &folderxpm, &folderxpmmask);
 218         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_OPEN,
 219                          &folderopenxpm, &folderopenxpmmask);
 220 }
 221
 222 static gboolean foldersel_gnode_func(GtkCTree *ctree, guint depth,
 223                                      GNode *gnode, GtkCTreeNode *cnode,
 224                                      gpointer data)
 225 {
 226         FolderItem *item = FOLDER_ITEM(gnode->data);
 227         gchar *name;
 228
 229         name = folder_item_get_name(item);
 230
 231         gtk_ctree_node_set_row_data(ctree, cnode, item);
 232         gtk_ctree_set_node_info(ctree, cnode, name,
 233                                 FOLDER_SPACING,
 234                                 folderxpm, folderxpmmask,
 235                                 folderopenxpm, folderopenxpmmask,
 236                                 FALSE, FALSE);
 237
 238         g_free(name);
 239
 240         return TRUE;
 241 }
 242
 243 static void foldersel_expand_func(GtkCTree *ctree, GtkCTreeNode *node,
 244                                   gpointer data)
 245 {
 246         if (GTK_CTREE_ROW(node)->children)
 247                 gtk_ctree_expand(ctree, node);
 248 }
 249
 250 #define SET_SPECIAL_FOLDER(item) \
 251 { \
 252         if (item) { \
 253                 GtkCTreeNode *node_, *parent, *sibling; \
 254  \
 255                 node_ = gtk_ctree_find_by_row_data \
 256                         (GTK_CTREE(ctree), node, item); \
 257                 if (!node_) \
 258                         g_warning("%s not found.\n", item->path); \
 259                 else { \
 260                         parent = GTK_CTREE_ROW(node_)->parent; \
 261                         if (prev && parent == GTK_CTREE_ROW(prev)->parent) \
 262                                 sibling = GTK_CTREE_ROW(prev)->sibling; \
 263                         else \
 264                                 sibling = GTK_CTREE_ROW(parent)->children; \
 265                         if (node_ != sibling) \
 266                                 gtk_ctree_move(GTK_CTREE(ctree), \
 267                                                node_, parent, sibling); \
 268                 } \
 269  \
 270                 prev = node_; \
 271         } \
 272 }
 273
 274 static void foldersel_set_tree(Folder *cur_folder, FolderSelectionType type)
 275 {
 276         Folder *folder;
 277         GtkCTreeNode *node;
 278         GList *list;
 279
 280         list = folder_get_list();
 281
 282         gtk_clist_freeze(GTK_CLIST(ctree));
 283
 284         for (; list != NULL; list = list->next) {
 285                 GtkCTreeNode *prev = NULL;
 286
 287                 folder = FOLDER(list->data);
 288                 g_return_if_fail(folder != NULL);
 289
 290                 if (type != FOLDER_SEL_ALL) {
 291                         if (FOLDER_TYPE(folder) == F_NEWS)
 292                                 continue;
 293                 }
 294
 295                 node = gtk_ctree_insert_gnode(GTK_CTREE(ctree), NULL, NULL,
 296                                               folder->node,
 297                                               foldersel_gnode_func,
 298                                               NULL);
 299                 gtk_sctree_sort_recursive(GTK_CTREE(ctree), node);
 300                 SET_SPECIAL_FOLDER(folder->inbox);
 301                 SET_SPECIAL_FOLDER(folder->outbox);
 302                 SET_SPECIAL_FOLDER(folder->draft);
 303                 SET_SPECIAL_FOLDER(folder->queue);
 304                 SET_SPECIAL_FOLDER(folder->trash);
 305                 gtk_ctree_pre_recursive(GTK_CTREE(ctree), node,
 306                                         foldersel_expand_func,
 307                                         NULL);
 308         }
 309
 310         gtk_clist_thaw(GTK_CLIST(ctree));
 311 }
 312
 313 static void foldersel_selected(GtkCList *clist, gint row, gint column,
 314                                GdkEvent *event, gpointer data)
 315 {
 316         GdkEventButton *ev = (GdkEventButton *)event;
 317
 318         selected_item = gtk_clist_get_row_data(clist, row);
 319         if (selected_item && selected_item->path) {
 320                 gchar *id;
 321                 id = folder_item_get_identifier(selected_item);
 322                 gtk_entry_set_text(GTK_ENTRY(entry), id);
 323                 g_free(id);
 324         } else
 325                 gtk_entry_set_text(GTK_ENTRY(entry), "");
 326
 327         if (ev && GDK_2BUTTON_PRESS == ev->type)
 328                 gtk_button_clicked(GTK_BUTTON(ok_button));
 329 }
 330
 331 static void foldersel_ok(GtkButton *button, gpointer data)
 332 {
 333         finished = TRUE;
 334 }
 335
 336 static void foldersel_cancel(GtkButton *button, gpointer data)
 337 {
 338         cancelled = TRUE;
 339         finished = TRUE;
 340 }
 341
 342 static void foldersel_activated(void)
 343 {
 344         gtk_button_clicked(GTK_BUTTON(ok_button));
 345 }
 346
 347 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
 348 {
 349         foldersel_cancel(NULL, NULL);
 350         return TRUE;
 351 }
 352
 353 static void key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
 354 {
 355         if (event && event->keyval == GDK_Escape)
 356                 foldersel_cancel(NULL, NULL);
 357 }
 358
 359 static gint foldersel_clist_compare(GtkCList *clist,
 360                                     gconstpointer ptr1, gconstpointer ptr2)
 361 {
 362         FolderItem *item1 = ((GtkCListRow *)ptr1)->data;
 363         FolderItem *item2 = ((GtkCListRow *)ptr2)->data;
 364
 365         if (!item1->name)
 366                 return (item2->name != NULL);
 367         if (!item2->name)
 368                 return -1;
 369
 370         return g_strcasecmp(item1->name, item2->name);
 371 }