src/gtk/gtkutils.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
   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 3 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, see <http://www.gnu.org/licenses/>.
  17  *
  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 <gdk/gdk.h>
  28 #include <gtk/gtkwidget.h>
  29 #include <gtk/gtkhbbox.h>
  30 #include <gtk/gtkbutton.h>
  31 #include <gtk/gtkctree.h>
  32 #include <gtk/gtkcombo.h>
  33 #include <gtk/gtkbindings.h>
  34 #include <gtk/gtkitemfactory.h>
  35 #include <stdlib.h>
  36 #include <stdarg.h>
  37 #include <sys/stat.h>
  38
  39 #include "combobox.h"
  40
  41 #if HAVE_LIBCOMPFACE
  42 #  include <compface.h>
  43 #endif
  44
  45 #if HAVE_LIBCOMPFACE
  46 #define XPM_XFACE_HEIGHT        (HEIGHT + 3)  /* 3 = 1 header + 2 colors */
  47 #endif
  48
  49 #if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
  50 #  include <wchar.h>
  51 #  include <wctype.h>
  52 #endif
  53
  54 #include "defs.h"
  55 #include "gtkutils.h"
  56 #include "utils.h"
  57 #include "gtksctree.h"
  58 #include "codeconv.h"
  59 #include "stock_pixmap.h"
  60 #include "menu.h"
  61 #include "prefs_account.h"
  62 #include "prefs_common.h"
  63 #include "manage_window.h"
  64 #include "base64.h"
  65 #include "manual.h"
  66 #include "combobox.h"
  67
  68 gboolean gtkut_get_font_size(GtkWidget *widget,
  69                              gint *width, gint *height)
  70 {
  71         PangoLayout *layout;
  72         const gchar *str = "Abcdef";
  73
  74         g_return_val_if_fail(GTK_IS_WIDGET(widget), FALSE);
  75
  76         layout = gtk_widget_create_pango_layout(widget, str);
  77         g_return_val_if_fail(layout, FALSE);
  78         pango_layout_get_pixel_size(layout, width, height);
  79         if (width)
  80                 *width = *width / g_utf8_strlen(str, -1);
  81         g_object_unref(layout);
  82
  83         return TRUE;
  84 }
  85
  86 void gtkut_widget_set_small_font_size(GtkWidget *widget)
  87 {
  88         PangoFontDescription *font_desc;
  89         gint size;
  90
  91         g_return_if_fail(widget != NULL);
  92         g_return_if_fail(widget->style != NULL);
  93
  94         font_desc = pango_font_description_from_string(NORMAL_FONT);
  95         size = pango_font_description_get_size(font_desc);
  96         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
  97         gtk_widget_modify_font(widget, font_desc);
  98         pango_font_description_free(font_desc);
  99 }
 100
 101 void gtkut_convert_int_to_gdk_color(gint rgbvalue, GdkColor *color)
 102 {
 103         g_return_if_fail(color != NULL);
 104
 105         color->pixel = 0L;
 106         color->red   = (int) (((gdouble)((rgbvalue & 0xff0000) >> 16) / 255.0) * 65535.0);
 107         color->green = (int) (((gdouble)((rgbvalue & 0x00ff00) >>  8) / 255.0) * 65535.0);
 108         color->blue  = (int) (((gdouble) (rgbvalue & 0x0000ff)        / 255.0) * 65535.0);
 109 }
 110
 111 void gtkut_stock_button_add_help(GtkWidget *bbox, GtkWidget **help_btn)
 112 {
 113         g_return_if_fail(bbox != NULL);
 114
 115         *help_btn = gtk_button_new_from_stock(GTK_STOCK_HELP);
 116
 117         GTK_WIDGET_SET_FLAGS(*help_btn, GTK_CAN_DEFAULT);
 118         gtk_box_pack_end(GTK_BOX (bbox), *help_btn, TRUE, TRUE, 0);
 119         gtk_button_box_set_child_secondary(GTK_BUTTON_BOX (bbox),
 120                         *help_btn, TRUE);
 121         gtk_widget_set_sensitive(*help_btn,
 122                         manual_available(MANUAL_MANUAL_CLAWS));
 123         gtk_widget_show(*help_btn);
 124 }
 125
 126 void gtkut_stock_button_set_create_with_help(GtkWidget **bbox,
 127                 GtkWidget **help_button,
 128                 GtkWidget **button1, const gchar *label1,
 129                 GtkWidget **button2, const gchar *label2,
 130                 GtkWidget **button3, const gchar *label3)
 131 {
 132         g_return_if_fail(bbox != NULL);
 133         g_return_if_fail(button1 != NULL);
 134
 135         gtkut_stock_button_set_create(bbox, button1, label1,
 136                         button2, label2, button3, label3);
 137
 138         gtkut_stock_button_add_help(*bbox, help_button);
 139 }
 140
 141 void gtkut_stock_button_set_create(GtkWidget **bbox,
 142                                    GtkWidget **button1, const gchar *label1,
 143                                    GtkWidget **button2, const gchar *label2,
 144                                    GtkWidget **button3, const gchar *label3)
 145 {
 146         g_return_if_fail(bbox != NULL);
 147         g_return_if_fail(button1 != NULL);
 148
 149         *bbox = gtk_hbutton_box_new();
 150         gtk_button_box_set_layout(GTK_BUTTON_BOX(*bbox), GTK_BUTTONBOX_END);
 151         gtk_box_set_spacing(GTK_BOX(*bbox), 5);
 152
 153         *button1 = gtk_button_new_from_stock(label1);
 154         GTK_WIDGET_SET_FLAGS(*button1, GTK_CAN_DEFAULT);
 155         gtk_box_pack_start(GTK_BOX(*bbox), *button1, TRUE, TRUE, 0);
 156         gtk_widget_show(*button1);
 157
 158         if (button2) {
 159                 *button2 = gtk_button_new_from_stock(label2);
 160                 GTK_WIDGET_SET_FLAGS(*button2, GTK_CAN_DEFAULT);
 161                 gtk_box_pack_start(GTK_BOX(*bbox), *button2, TRUE, TRUE, 0);
 162                 gtk_widget_show(*button2);
 163         }
 164
 165         if (button3) {
 166                 *button3 = gtk_button_new_from_stock(label3);
 167                 GTK_WIDGET_SET_FLAGS(*button3, GTK_CAN_DEFAULT);
 168                 gtk_box_pack_start(GTK_BOX(*bbox), *button3, TRUE, TRUE, 0);
 169                 gtk_widget_show(*button3);
 170         }
 171 }
 172
 173 void gtkut_stock_with_text_button_set_create(GtkWidget **bbox,
 174                                    GtkWidget **button1, const gchar *label1, const gchar *text1,
 175                                    GtkWidget **button2, const gchar *label2, const gchar *text2,
 176                                    GtkWidget **button3, const gchar *label3, const gchar *text3)
 177 {
 178         g_return_if_fail(bbox != NULL);
 179         g_return_if_fail(button1 != NULL);
 180
 181         *bbox = gtk_hbutton_box_new();
 182         gtk_button_box_set_layout(GTK_BUTTON_BOX(*bbox), GTK_BUTTONBOX_END);
 183         gtk_box_set_spacing(GTK_BOX(*bbox), 5);
 184
 185         *button1 = gtk_button_new_with_mnemonic(text1);
 186         gtk_button_set_image(GTK_BUTTON(*button1),
 187                 gtk_image_new_from_stock(label1, GTK_ICON_SIZE_BUTTON));
 188         GTK_WIDGET_SET_FLAGS(*button1, GTK_CAN_DEFAULT);
 189         gtk_box_pack_start(GTK_BOX(*bbox), *button1, TRUE, TRUE, 0);
 190         gtk_widget_show(*button1);
 191
 192         if (button2) {
 193                 *button2 = gtk_button_new_with_mnemonic(text2);
 194                 gtk_button_set_image(GTK_BUTTON(*button2),
 195                         gtk_image_new_from_stock(label2, GTK_ICON_SIZE_BUTTON));
 196                 GTK_WIDGET_SET_FLAGS(*button2, GTK_CAN_DEFAULT);
 197                 gtk_box_pack_start(GTK_BOX(*bbox), *button2, TRUE, TRUE, 0);
 198                 gtk_widget_show(*button2);
 199         }
 200
 201         if (button3) {
 202                 *button3 = gtk_button_new_with_mnemonic(text3);
 203                 gtk_button_set_image(GTK_BUTTON(*button3),
 204                         gtk_image_new_from_stock(label3, GTK_ICON_SIZE_BUTTON));
 205                 GTK_WIDGET_SET_FLAGS(*button3, GTK_CAN_DEFAULT);
 206                 gtk_box_pack_start(GTK_BOX(*bbox), *button3, TRUE, TRUE, 0);
 207                 gtk_widget_show(*button3);
 208         }
 209 }
 210
 211 #define CELL_SPACING 1
 212 #define ROW_TOP_YPIXEL(clist, row) (((clist)->row_height * (row)) + \
 213                                     (((row) + 1) * CELL_SPACING) + \
 214                                     (clist)->voffset)
 215 #define ROW_FROM_YPIXEL(clist, y) (((y) - (clist)->voffset) / \
 216                                    ((clist)->row_height + CELL_SPACING))
 217
 218 void gtkut_ctree_node_move_if_on_the_edge(GtkCTree *ctree, GtkCTreeNode *node, gint _row)
 219 {
 220         GtkCList *clist = GTK_CLIST(ctree);
 221         gint row;
 222         GtkVisibility row_visibility, prev_row_visibility, next_row_visibility;
 223
 224         g_return_if_fail(ctree != NULL);
 225         g_return_if_fail(node != NULL);
 226
 227         row = (_row != -1 ? _row : g_list_position(clist->row_list, (GList *)node));
 228
 229         if (row < 0 || row >= clist->rows || clist->row_height == 0) return;
 230         row_visibility = gtk_clist_row_is_visible(clist, row);
 231         prev_row_visibility = gtk_clist_row_is_visible(clist, row - 1);
 232         next_row_visibility = gtk_clist_row_is_visible(clist, row + 1);
 233
 234         if (row_visibility == GTK_VISIBILITY_NONE) {
 235                 gtk_clist_moveto(clist, row, -1, 0.5, 0);
 236                 return;
 237         }
 238         if (row_visibility == GTK_VISIBILITY_FULL &&
 239             prev_row_visibility == GTK_VISIBILITY_FULL &&
 240             next_row_visibility == GTK_VISIBILITY_FULL)
 241                 return;
 242         if (prev_row_visibility != GTK_VISIBILITY_FULL &&
 243             next_row_visibility != GTK_VISIBILITY_FULL)
 244                 return;
 245
 246         if (prev_row_visibility != GTK_VISIBILITY_FULL) {
 247                 gtk_clist_moveto(clist, row, -1, 0.2, 0);
 248                 return;
 249         }
 250         if (next_row_visibility != GTK_VISIBILITY_FULL) {
 251                 gtk_clist_moveto(clist, row, -1, 0.8, 0);
 252                 return;
 253         }
 254 }
 255
 256 #undef CELL_SPACING
 257 #undef ROW_TOP_YPIXEL
 258 #undef ROW_FROM_YPIXEL
 259
 260 gint gtkut_ctree_get_nth_from_node(GtkCTree *ctree, GtkCTreeNode *node)
 261 {
 262         g_return_val_if_fail(ctree != NULL, -1);
 263         g_return_val_if_fail(node != NULL, -1);
 264
 265         return g_list_position(GTK_CLIST(ctree)->row_list, (GList *)node);
 266 }
 267
 268 /* get the next node, including the invisible one */
 269 GtkCTreeNode *gtkut_ctree_node_next(GtkCTree *ctree, GtkCTreeNode *node)
 270 {
 271         GtkCTreeNode *parent;
 272
 273         if (!node) return NULL;
 274
 275         if (GTK_CTREE_ROW(node)->children)
 276                 return GTK_CTREE_ROW(node)->children;
 277
 278         if (GTK_CTREE_ROW(node)->sibling)
 279                 return GTK_CTREE_ROW(node)->sibling;
 280
 281         for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
 282              parent = GTK_CTREE_ROW(parent)->parent) {
 283                 if (GTK_CTREE_ROW(parent)->sibling)
 284                         return GTK_CTREE_ROW(parent)->sibling;
 285         }
 286
 287         return NULL;
 288 }
 289
 290 /* get the previous node, including the invisible one */
 291 GtkCTreeNode *gtkut_ctree_node_prev(GtkCTree *ctree, GtkCTreeNode *node)
 292 {
 293         GtkCTreeNode *prev;
 294         GtkCTreeNode *child;
 295
 296         if (!node) return NULL;
 297
 298         prev = GTK_CTREE_NODE_PREV(node);
 299         if (prev == GTK_CTREE_ROW(node)->parent)
 300                 return prev;
 301
 302         child = prev;
 303         while (GTK_CTREE_ROW(child)->children != NULL) {
 304                 child = GTK_CTREE_ROW(child)->children;
 305                 while (GTK_CTREE_ROW(child)->sibling != NULL)
 306                         child = GTK_CTREE_ROW(child)->sibling;
 307         }
 308
 309         return child;
 310 }
 311
 312 gboolean gtkut_ctree_node_is_selected(GtkCTree *ctree, GtkCTreeNode *node)
 313 {
 314         GtkCList *clist = GTK_CLIST(ctree);
 315         GList *cur;
 316
 317         for (cur = clist->selection; cur != NULL; cur = cur->next) {
 318                 if (node == GTK_CTREE_NODE(cur->data))
 319                         return TRUE;
 320         }
 321
 322         return FALSE;
 323 }
 324
 325 GtkCTreeNode *gtkut_ctree_find_collapsed_parent(GtkCTree *ctree,
 326                                                 GtkCTreeNode *node)
 327 {
 328         if (!node) return NULL;
 329
 330         while ((node = GTK_CTREE_ROW(node)->parent) != NULL) {
 331                 if (!GTK_CTREE_ROW(node)->expanded)
 332                         return node;
 333         }
 334
 335         return NULL;
 336 }
 337
 338 void gtkut_ctree_expand_parent_all(GtkCTree *ctree, GtkCTreeNode *node)
 339 {
 340         while ((node = gtkut_ctree_find_collapsed_parent(ctree, node)) != NULL)
 341                 gtk_ctree_expand(ctree, node);
 342 }
 343
 344 gboolean gtkut_ctree_node_is_parent(GtkCTreeNode *parent, GtkCTreeNode *node)
 345 {
 346         GtkCTreeNode *tmp;
 347         g_return_val_if_fail(node != NULL, FALSE);
 348         g_return_val_if_fail(parent != NULL, FALSE);
 349         tmp = node;
 350
 351         while (tmp) {
 352                 if(GTK_CTREE_ROW(tmp)->parent && GTK_CTREE_ROW(tmp)->parent == parent)
 353                         return TRUE;
 354                 tmp = GTK_CTREE_ROW(tmp)->parent;
 355         }
 356
 357         return FALSE;
 358 }
 359
 360 void gtkut_ctree_set_focus_row(GtkCTree *ctree, GtkCTreeNode *node)
 361 {
 362         if (node == NULL)
 363                 return;
 364         gtkut_clist_set_focus_row(GTK_CLIST(ctree),
 365                                   gtkut_ctree_get_nth_from_node(ctree, node));
 366 }
 367
 368 void gtkut_clist_set_focus_row(GtkCList *clist, gint row)
 369 {
 370         clist->focus_row = row;
 371         GTKUT_CTREE_REFRESH(clist);
 372 }
 373
 374 void gtkut_container_remove(GtkContainer *container, GtkWidget *widget)
 375 {
 376         gtk_container_remove(container, widget);
 377 }
 378
 379 static gboolean gtkut_text_buffer_match_string(GtkTextBuffer *textbuf,
 380                                         const GtkTextIter *iter,
 381                                         gunichar *wcs, gint len,
 382                                         gboolean case_sens)
 383 {
 384         GtkTextIter start_iter, end_iter;
 385         gchar *utf8str, *p;
 386         gint match_count;
 387
 388         start_iter = end_iter = *iter;
 389         gtk_text_iter_forward_chars(&end_iter, len);
 390
 391         utf8str = gtk_text_buffer_get_text(textbuf, &start_iter, &end_iter,
 392                                            FALSE);
 393         if (!utf8str) return FALSE;
 394
 395         if ((gint)g_utf8_strlen(utf8str, -1) != len) {
 396                 g_free(utf8str);
 397                 return FALSE;
 398         }
 399
 400         for (p = utf8str, match_count = 0;
 401              *p != '\0' && match_count < len;
 402              p = g_utf8_next_char(p), match_count++) {
 403                 gunichar wc;
 404
 405                 wc = g_utf8_get_char(p);
 406
 407                 if (case_sens) {
 408                         if (wc != wcs[match_count])
 409                                 break;
 410                 } else {
 411                         if (g_unichar_tolower(wc) !=
 412                             g_unichar_tolower(wcs[match_count]))
 413                                 break;
 414                 }
 415         }
 416
 417         g_free(utf8str);
 418
 419         if (match_count == len)
 420                 return TRUE;
 421         else
 422                 return FALSE;
 423 }
 424
 425 static gboolean gtkut_text_buffer_find(GtkTextBuffer *buffer, const GtkTextIter *iter,
 426                                 const gchar *str, gboolean case_sens,
 427                                 GtkTextIter *match_pos)
 428 {
 429         gunichar *wcs;
 430         gint len;
 431         glong items_read = 0, items_written = 0;
 432         GError *error = NULL;
 433         GtkTextIter iter_;
 434         gboolean found = FALSE;
 435
 436         wcs = g_utf8_to_ucs4(str, -1, &items_read, &items_written, &error);
 437         if (error != NULL) {
 438                 g_warning("An error occured while converting a string from UTF-8 to UCS-4: %s\n",
 439                           error->message);
 440                 g_error_free(error);
 441         }
 442         if (!wcs || items_written <= 0) return FALSE;
 443         len = (gint)items_written;
 444
 445         iter_ = *iter;
 446         do {
 447                 found = gtkut_text_buffer_match_string
 448                         (buffer, &iter_, wcs, len, case_sens);
 449                 if (found) {
 450                         *match_pos = iter_;
 451                         break;
 452                 }
 453         } while (gtk_text_iter_forward_char(&iter_));
 454
 455         g_free(wcs);
 456
 457         return found;
 458 }
 459
 460 static gboolean gtkut_text_buffer_find_backward(GtkTextBuffer *buffer,
 461                                          const GtkTextIter *iter,
 462                                          const gchar *str, gboolean case_sens,
 463                                          GtkTextIter *match_pos)
 464 {
 465         gunichar *wcs;
 466         gint len;
 467         glong items_read = 0, items_written = 0;
 468         GError *error = NULL;
 469         GtkTextIter iter_;
 470         gboolean found = FALSE;
 471
 472         wcs = g_utf8_to_ucs4(str, -1, &items_read, &items_written, &error);
 473         if (error != NULL) {
 474                 g_warning("An error occured while converting a string from UTF-8 to UCS-4: %s\n", error->message);
 475                 g_error_free(error);
 476         }
 477         if (!wcs || items_written <= 0) return FALSE;
 478         len = (gint)items_written;
 479
 480         iter_ = *iter;
 481         while (gtk_text_iter_backward_char(&iter_)) {
 482                 found = gtkut_text_buffer_match_string
 483                         (buffer, &iter_, wcs, len, case_sens);
 484                 if (found) {
 485                         *match_pos = iter_;
 486                         break;
 487                 }
 488         }
 489
 490         g_free(wcs);
 491
 492         return found;
 493 }
 494
 495 gchar *gtkut_text_view_get_selection(GtkTextView *textview)
 496 {
 497         GtkTextBuffer *buffer;
 498         GtkTextIter start_iter, end_iter;
 499         gboolean found;
 500
 501         g_return_val_if_fail(GTK_IS_TEXT_VIEW(textview), NULL);
 502
 503         buffer = gtk_text_view_get_buffer(textview);
 504         found = gtk_text_buffer_get_selection_bounds(buffer,
 505                                                      &start_iter,
 506                                                      &end_iter);
 507         if (found)
 508                 return gtk_text_buffer_get_text(buffer, &start_iter, &end_iter,
 509                                                 FALSE);
 510         else
 511                 return NULL;
 512 }
 513
 514
 515 void gtkut_text_view_set_position(GtkTextView *text, gint pos)
 516 {
 517         GtkTextBuffer *buffer;
 518         GtkTextIter iter;
 519
 520         g_return_if_fail(text != NULL);
 521
 522         buffer = gtk_text_view_get_buffer(text);
 523
 524         gtk_text_buffer_get_iter_at_offset(buffer, &iter, pos);
 525         gtk_text_buffer_place_cursor(buffer, &iter);
 526         gtk_text_view_scroll_to_iter(text, &iter, 0.0, FALSE, 0.0, 0.0);
 527 }
 528
 529 gboolean gtkut_text_view_search_string(GtkTextView *text, const gchar *str,
 530                                         gboolean case_sens)
 531 {
 532         GtkTextBuffer *buffer;
 533         GtkTextIter iter, match_pos;
 534         GtkTextMark *mark;
 535         gint len;
 536
 537         g_return_val_if_fail(text != NULL, FALSE);
 538         g_return_val_if_fail(str != NULL, FALSE);
 539
 540         buffer = gtk_text_view_get_buffer(text);
 541
 542         len = g_utf8_strlen(str, -1);
 543         g_return_val_if_fail(len >= 0, FALSE);
 544
 545         mark = gtk_text_buffer_get_insert(buffer);
 546         gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
 547
 548         if (gtkut_text_buffer_find(buffer, &iter, str, case_sens,
 549                                    &match_pos)) {
 550                 GtkTextIter end = match_pos;
 551
 552                 gtk_text_iter_forward_chars(&end, len);
 553                 /* place "insert" at the last character */
 554                 gtk_text_buffer_select_range(buffer, &end, &match_pos);
 555                 gtk_text_view_scroll_to_mark(text, mark, 0.0, TRUE, 0.0, 0.5);
 556                 return TRUE;
 557         }
 558
 559         return FALSE;
 560 }
 561
 562 gboolean gtkut_text_view_search_string_backward(GtkTextView *text, const gchar *str,
 563                                         gboolean case_sens)
 564 {
 565         GtkTextBuffer *buffer;
 566         GtkTextIter iter, match_pos;
 567         GtkTextMark *mark;
 568         gint len;
 569
 570         g_return_val_if_fail(text != NULL, FALSE);
 571         g_return_val_if_fail(str != NULL, FALSE);
 572
 573         buffer = gtk_text_view_get_buffer(text);
 574
 575         len = g_utf8_strlen(str, -1);
 576         g_return_val_if_fail(len >= 0, FALSE);
 577
 578         mark = gtk_text_buffer_get_insert(buffer);
 579         gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
 580
 581         if (gtkut_text_buffer_find_backward(buffer, &iter, str, case_sens,
 582                                             &match_pos)) {
 583                 GtkTextIter end = match_pos;
 584
 585                 gtk_text_iter_forward_chars(&end, len);
 586                 gtk_text_buffer_select_range(buffer, &match_pos, &end);
 587                 gtk_text_view_scroll_to_mark(text, mark, 0.0, TRUE, 0.0, 0.5);
 588                 return TRUE;
 589         }
 590
 591         return FALSE;
 592 }
 593
 594 void gtkut_window_popup(GtkWidget *window)
 595 {
 596         gint x, y, sx, sy, new_x, new_y;
 597
 598         g_return_if_fail(window != NULL);
 599         g_return_if_fail(window->window != NULL);
 600
 601         sx = gdk_screen_width();
 602         sy = gdk_screen_height();
 603
 604         gdk_window_get_origin(window->window, &x, &y);
 605         new_x = x % sx; if (new_x < 0) new_x = 0;
 606         new_y = y % sy; if (new_y < 0) new_y = 0;
 607         if (new_x != x || new_y != y)
 608                 gdk_window_move(window->window, new_x, new_y);
 609
 610         gtk_window_set_skip_taskbar_hint(GTK_WINDOW(window), FALSE);
 611 #if GTK_CHECK_VERSION(2,8,0)
 612         gtk_window_present_with_time(GTK_WINDOW(window), time(NULL));
 613 #else
 614         gtk_window_present(GTK_WINDOW(window));
 615 #endif
 616 }
 617
 618 void gtkut_widget_get_uposition(GtkWidget *widget, gint *px, gint *py)
 619 {
 620         gint x, y;
 621         gint sx, sy;
 622
 623         g_return_if_fail(widget != NULL);
 624         g_return_if_fail(widget->window != NULL);
 625
 626         sx = gdk_screen_width();
 627         sy = gdk_screen_height();
 628
 629         /* gdk_window_get_root_origin ever return *rootwindow*'s position */
 630         gdk_window_get_root_origin(widget->window, &x, &y);
 631
 632         x %= sx; if (x < 0) x = 0;
 633         y %= sy; if (y < 0) y = 0;
 634         *px = x;
 635         *py = y;
 636 }
 637
 638 void gtkut_widget_draw_now(GtkWidget *widget)
 639 {
 640         if (widget && GTK_WIDGET_VISIBLE(widget) && GTK_WIDGET_DRAWABLE(widget))
 641                 gdk_window_process_updates(widget->window, FALSE);
 642 }
 643
 644 static void gtkut_clist_bindings_add(GtkWidget *clist)
 645 {
 646         GtkBindingSet *binding_set;
 647
 648         binding_set = gtk_binding_set_by_class
 649                 (GTK_CLIST_GET_CLASS(clist));
 650
 651         gtk_binding_entry_add_signal(binding_set, GDK_n, GDK_CONTROL_MASK,
 652                                      "scroll_vertical", 2,
 653                                      G_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
 654                                      G_TYPE_FLOAT, 0.0);
 655         gtk_binding_entry_add_signal(binding_set, GDK_p, GDK_CONTROL_MASK,
 656                                      "scroll_vertical", 2,
 657                                      G_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
 658                                      G_TYPE_FLOAT, 0.0);
 659 }
 660
 661 void gtkut_widget_init(void)
 662 {
 663         GtkWidget *clist;
 664
 665         clist = gtk_clist_new(1);
 666         gtk_object_ref(GTK_OBJECT(clist));
 667         gtk_object_sink(GTK_OBJECT(clist));
 668         gtkut_clist_bindings_add(clist);
 669         gtk_object_unref(GTK_OBJECT(clist));
 670
 671         clist = gtk_ctree_new(1, 0);
 672         gtk_object_ref(GTK_OBJECT(clist));
 673         gtk_object_sink(GTK_OBJECT(clist));
 674         gtkut_clist_bindings_add(clist);
 675         gtk_object_unref(GTK_OBJECT(clist));
 676
 677         clist = gtk_sctree_new_with_titles(1, 0, NULL);
 678         gtk_object_ref(GTK_OBJECT(clist));
 679         gtk_object_sink(GTK_OBJECT(clist));
 680         gtkut_clist_bindings_add(clist);
 681         gtk_object_unref(GTK_OBJECT(clist));
 682 }
 683
 684 void gtkut_widget_set_app_icon(GtkWidget *widget)
 685 {
 686 #include "pixmaps/claws-mail.xpm"
 687         static GdkPixmap *sylpheedclawsxpm;
 688         static GdkBitmap *sylpheedclawsxpmmask;
 689
 690         g_return_if_fail(widget != NULL);
 691         g_return_if_fail(widget->window != NULL);
 692         if (!sylpheedclawsxpm) {
 693                 PIXMAP_CREATE(widget, sylpheedclawsxpm, sylpheedclawsxpmmask,
 694                               claws_mail_xpm);
 695         }
 696         gdk_window_set_icon(widget->window, NULL, sylpheedclawsxpm, sylpheedclawsxpmmask);
 697 }
 698
 699 void gtkut_widget_set_composer_icon(GtkWidget *widget)
 700 {
 701         static GdkPixmap *xpm;
 702         static GdkBitmap *bmp;
 703
 704         g_return_if_fail(widget != NULL);
 705         g_return_if_fail(widget->window != NULL);
 706         if (!xpm) {
 707                 stock_pixmap_gdk(widget, STOCK_PIXMAP_MAIL_COMPOSE, &xpm, &bmp);
 708         }
 709         gdk_window_set_icon(widget->window, NULL, xpm, bmp);
 710 }
 711
 712 static gboolean move_bar = FALSE;
 713 static gint move_bar_id = -1;
 714
 715 static gboolean move_bar_cb(gpointer data)
 716 {
 717         GtkWidget *w = (GtkWidget *)data;
 718         if (!move_bar)
 719                 return FALSE;
 720
 721         if (!GTK_IS_PROGRESS_BAR(w)) {
 722                 return FALSE;
 723         }
 724
 725         gtk_progress_bar_pulse(GTK_PROGRESS_BAR(w));
 726         GTK_EVENTS_FLUSH();
 727         return TRUE;
 728 }
 729
 730 GtkWidget *label_window_create(const gchar *str)
 731 {
 732         GtkWidget *window;
 733         GtkWidget *label, *vbox, *hbox;
 734         GtkWidget *wait_progress = gtk_progress_bar_new();
 735
 736         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "gtkutils");
 737         gtk_widget_set_size_request(window, 380, 70);
 738         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 739         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 740         gtk_window_set_title(GTK_WINDOW(window), str);
 741         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 742         gtk_window_set_resizable(GTK_WINDOW(window), FALSE);
 743         manage_window_set_transient(GTK_WINDOW(window));
 744
 745         label = gtk_label_new(str);
 746
 747         vbox = gtk_vbox_new(FALSE, 6);
 748         hbox = gtk_hbox_new(FALSE, 6);
 749         gtk_box_pack_start(GTK_BOX(hbox), label, TRUE, FALSE, 0);
 750         gtk_box_pack_start(GTK_BOX(vbox), hbox, TRUE, FALSE, 0);
 751         hbox = gtk_hbox_new(FALSE, 6);
 752         gtk_box_pack_start(GTK_BOX(hbox), wait_progress, TRUE, FALSE, 0);
 753         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 754
 755         gtk_container_add(GTK_CONTAINER(window), vbox);
 756         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 757         gtk_misc_set_alignment(GTK_MISC(label), 0.5, 0.5);
 758         gtk_widget_show_all(vbox);
 759
 760         gtk_widget_show_now(window);
 761
 762         if (move_bar_id == -1) {
 763                 move_bar_id = g_timeout_add(200, move_bar_cb, wait_progress);
 764                 move_bar = TRUE;
 765         }
 766
 767         GTK_EVENTS_FLUSH();
 768
 769         return window;
 770 }
 771
 772 void label_window_destroy(GtkWidget *window)
 773 {
 774         move_bar = FALSE;
 775         g_source_remove(move_bar_id);
 776         move_bar_id = -1;
 777         GTK_EVENTS_FLUSH();
 778         gtk_widget_destroy(window);
 779 }
 780
 781 GtkWidget *gtkut_account_menu_new(GList                 *ac_list,
 782                                         GCallback               callback,
 783                                   gpointer              data)
 784 {
 785         GList *cur_ac;
 786         GtkWidget *optmenu;
 787         GtkListStore *menu;
 788         GtkTreeIter iter;
 789         PrefsAccount *account;
 790         gchar *name;
 791
 792         g_return_val_if_fail(ac_list != NULL, NULL);
 793
 794         optmenu = gtkut_sc_combobox_create(NULL, FALSE);
 795         menu = GTK_LIST_STORE(gtk_combo_box_get_model(GTK_COMBO_BOX(optmenu)));
 796
 797         for (cur_ac = ac_list; cur_ac != NULL; cur_ac = cur_ac->next) {
 798                 account = (PrefsAccount *) cur_ac->data;
 799                 if (account->name)
 800                         name = g_strdup_printf("%s: %s <%s>",
 801                                                account->account_name,
 802                                                account->name,
 803                                                account->address);
 804                 else
 805                         name = g_strdup_printf("%s: %s",
 806                                                account->account_name,
 807                                                account->address);
 808                 COMBOBOX_ADD_ESCAPED(menu, name, account->account_id);
 809                 g_free(name);
 810         }
 811         gtk_combo_box_set_active(GTK_COMBO_BOX(optmenu), 0);
 812
 813         if( callback != NULL )
 814                 g_signal_connect(G_OBJECT(optmenu), "changed", callback, data);
 815
 816         return optmenu;
 817 }
 818
 819 void gtkut_set_widget_bgcolor_rgb(GtkWidget *widget, guint rgbvalue)
 820 {
 821         GtkStyle *newstyle;
 822         GdkColor gdk_color;
 823
 824         gtkut_convert_int_to_gdk_color(rgbvalue, &gdk_color);
 825         newstyle = gtk_style_copy(gtk_widget_get_default_style());
 826         newstyle->bg[GTK_STATE_NORMAL]   = gdk_color;
 827         newstyle->bg[GTK_STATE_PRELIGHT] = gdk_color;
 828         newstyle->bg[GTK_STATE_ACTIVE]   = gdk_color;
 829         gtk_widget_set_style(widget, newstyle);
 830 }
 831
 832 /*!
 833  *\brief        Tries to find a focused child using a lame strategy
 834  */
 835 GtkWidget *gtkut_get_focused_child(GtkContainer *parent)
 836 {
 837         GtkWidget *result = NULL;
 838         GList *child_list = NULL;
 839         GList *c;
 840
 841         g_return_val_if_fail(parent, NULL);
 842
 843         /* Get children list and see which has the focus. */
 844         child_list = gtk_container_get_children(parent);
 845         if (!child_list)
 846                 return NULL;
 847
 848         for (c = child_list; c != NULL; c = g_list_next(c)) {
 849                 if (c->data && GTK_IS_WIDGET(c->data)) {
 850                         if (GTK_WIDGET_HAS_FOCUS(GTK_WIDGET(c->data))) {
 851                                 result = GTK_WIDGET(c->data);
 852                                 break;
 853                         }
 854                 }
 855         }
 856
 857         /* See if the returned widget is a container itself; if it is,
 858          * see if one of its children is focused. If the focused
 859          * container has no focused child, it is itself a focusable
 860          * child, and has focus. */
 861         if (result && GTK_IS_CONTAINER(result)) {
 862                 GtkWidget *tmp =  gtkut_get_focused_child(GTK_CONTAINER(result));
 863
 864                 if (tmp)
 865                         result = tmp;
 866         } else {
 867                 /* Try the same for each container in the chain */
 868                 for (c = child_list; c != NULL && !result; c = g_list_next(c)) {
 869                         if (c->data && GTK_IS_WIDGET(c->data)
 870                         &&  GTK_IS_CONTAINER(c->data)) {
 871                                 result = gtkut_get_focused_child
 872                                         (GTK_CONTAINER(c->data));
 873                         }
 874                 }
 875
 876         }
 877
 878         g_list_free(child_list);
 879
 880         return result;
 881 }
 882
 883 /*!
 884  *\brief        Create a Browse (file) button based on GTK+ stock
 885  */
 886 GtkWidget *gtkut_get_browse_file_btn(const gchar *button_label)
 887 {
 888         GtkWidget *button;
 889
 890         button = gtk_button_new_with_mnemonic(button_label);
 891         gtk_button_set_image(GTK_BUTTON(button),
 892                 gtk_image_new_from_stock(GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_BUTTON));
 893
 894         return button;
 895 }
 896
 897 /*!
 898  *\brief        Create a Browse (directory) button based on GTK+ stock
 899  */
 900 GtkWidget *gtkut_get_browse_directory_btn(const gchar *button_label)
 901 {
 902         GtkWidget *button;
 903
 904         button = gtk_button_new_with_mnemonic(button_label);
 905         gtk_button_set_image(GTK_BUTTON(button),
 906                 gtk_image_new_from_stock(GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_BUTTON));
 907
 908         return button;
 909 }
 910
 911 GtkWidget *gtkut_get_replace_btn(const gchar *button_label)
 912 {
 913         GtkWidget *button;
 914
 915         button = gtk_button_new_with_mnemonic(button_label);
 916         gtk_button_set_image(GTK_BUTTON(button),
 917                 gtk_image_new_from_stock(GTK_STOCK_REFRESH, GTK_ICON_SIZE_BUTTON));
 918
 919         return button;
 920 }
 921
 922 /**
 923  * merge some part of code into one function : it creates a frame and add
 924  *      these into gtk box widget passed in param.
 925  * \param box gtk box where adding new created frame.
 926  * \param pframe pointer with which to assign the frame. If NULL, no pointer
 927  *      is assigned but the frame is anyway created and added to @box.
 928  * \param frame_label frame label of new created frame.
 929  */
 930 GtkWidget *gtkut_get_options_frame(GtkWidget *box, GtkWidget **pframe,
 931                 const gchar *frame_label)
 932 {
 933         GtkWidget *vbox;
 934         GtkWidget *frame;
 935
 936         frame = gtk_frame_new(frame_label);
 937         gtk_widget_show(frame);
 938         gtk_box_pack_start(GTK_BOX(box), frame, FALSE, TRUE, 0);
 939         gtk_frame_set_label_align(GTK_FRAME(frame), 0.01, 0.5);
 940
 941         vbox = gtk_vbox_new (FALSE, 4);
 942         gtk_widget_show(vbox);
 943         gtk_container_add(GTK_CONTAINER (frame), vbox);
 944         gtk_container_set_border_width (GTK_CONTAINER (vbox), 8);
 945
 946         if (pframe != NULL)
 947                 *pframe = frame;
 948
 949         return vbox;
 950 }
 951
 952 #if HAVE_LIBCOMPFACE
 953 static gint create_xpm_from_xface(gchar *xpm[], const gchar *xface)
 954 {
 955         static gchar *bit_pattern[] = {
 956                 "....",
 957                 "...#",
 958                 "..#.",
 959                 "..##",
 960                 ".#..",
 961                 ".#.#",
 962                 ".##.",
 963                 ".###",
 964                 "#...",
 965                 "#..#",
 966                 "#.#.",
 967                 "#.##",
 968                 "##..",
 969                 "##.#",
 970                 "###.",
 971                 "####"
 972         };
 973
 974         static gchar *xface_header = "48 48 2 1";
 975         static gchar *xface_black  = "# c #000000";
 976         static gchar *xface_white  = ". c #ffffff";
 977
 978         gint i, line = 0;
 979         const guchar *p;
 980         gchar buf[WIDTH * 4 + 1];  /* 4 = strlen("0x0000") */
 981
 982         p = xface;
 983
 984         strcpy(xpm[line++], xface_header);
 985         strcpy(xpm[line++], xface_black);
 986         strcpy(xpm[line++], xface_white);
 987
 988         for (i = 0; i < HEIGHT; i++) {
 989                 gint col;
 990
 991                 buf[0] = '\0';
 992
 993                 for (col = 0; col < 3; col++) {
 994                         gint figure;
 995
 996                         p += 2;  /* skip '0x' */
 997
 998                         for (figure = 0; figure < 4; figure++) {
 999                                 gint n = 0;
1000
1001                                 if ('0' <= *p && *p <= '9') {
1002                                         n = *p - '0';
1003                                 } else if ('a' <= *p && *p <= 'f') {
1004                                         n = *p - 'a' + 10;
1005                                 } else if ('A' <= *p && *p <= 'F') {
1006                                         n = *p - 'A' + 10;
1007                                 }
1008
1009                                 strcat(buf, bit_pattern[n]);
1010                                 p++;  /* skip ',' */
1011                         }
1012
1013                         p++;  /* skip '\n' */
1014                 }
1015
1016                 strcpy(xpm[line++], buf);
1017                 p++;
1018         }
1019
1020         return 0;
1021 }
1022 #endif
1023
1024 gboolean get_tag_range(GtkTextIter *iter,
1025                                        GtkTextTag *tag,
1026                                        GtkTextIter *start_iter,
1027                                        GtkTextIter *end_iter)
1028 {
1029         GtkTextIter _start_iter, _end_iter;
1030
1031         _end_iter = *iter;
1032         if (!gtk_text_iter_forward_to_tag_toggle(&_end_iter, tag)) {
1033                 debug_print("Can't find end");
1034                 return FALSE;
1035         }
1036
1037         _start_iter = _end_iter;
1038         if (!gtk_text_iter_backward_to_tag_toggle(&_start_iter, tag)) {
1039                 debug_print("Can't find start.");
1040                 return FALSE;
1041         }
1042
1043         *start_iter = _start_iter;
1044         *end_iter = _end_iter;
1045
1046         return TRUE;
1047 }
1048
1049 #if HAVE_LIBCOMPFACE
1050 GtkWidget *xface_get_from_header(const gchar *o_xface, GdkColor *background,
1051                                  GdkWindow *window)
1052 {
1053         static gchar *xpm_xface[XPM_XFACE_HEIGHT];
1054         static gboolean xpm_xface_init = TRUE;
1055         GdkPixmap *pixmap;
1056         GdkBitmap *mask;
1057         gchar xface[2048];
1058         strncpy(xface, o_xface, sizeof(xface));
1059
1060         if (!window) {
1061                 g_warning("no window\n");
1062                 return NULL;
1063         }
1064         if (uncompface(xface) < 0) {
1065                 g_warning("uncompface failed\n");
1066                 return NULL;
1067         }
1068
1069         if (xpm_xface_init) {
1070                 gint i;
1071
1072                 for (i = 0; i < XPM_XFACE_HEIGHT; i++) {
1073                         xpm_xface[i] = g_malloc(WIDTH + 1);
1074                         *xpm_xface[i] = '\0';
1075                 }
1076                 xpm_xface_init = FALSE;
1077         }
1078
1079         create_xpm_from_xface(xpm_xface, xface);
1080
1081         pixmap = gdk_pixmap_create_from_xpm_d
1082                 (window, &mask,
1083                  background, xpm_xface);
1084         return gtk_image_new_from_pixbuf(
1085                 gdk_pixbuf_new_from_xpm_data((const char **)xpm_xface));
1086 }
1087 #endif
1088
1089 GtkWidget *face_get_from_header(const gchar *o_face)
1090 {
1091         gchar face[2048];
1092         gchar face_png[2048];
1093         gint pngsize;
1094         GdkPixbuf *pixbuf;
1095         GError *error = NULL;
1096         GdkPixbufLoader *loader = gdk_pixbuf_loader_new ();
1097         GtkWidget *image;
1098
1099         if (o_face == NULL || strlen(o_face) == 0)
1100                 return NULL;
1101
1102         strncpy2(face, o_face, sizeof(face));
1103
1104         unfold_line(face); /* strip all whitespace and linebreaks */
1105         remove_space(face);
1106
1107         pngsize = base64_decode(face_png, face, strlen(face));
1108
1109         if (!gdk_pixbuf_loader_write (loader, face_png, pngsize, &error) ||
1110             !gdk_pixbuf_loader_close (loader, &error)) {
1111                 g_warning("loading face failed\n");
1112                 g_object_unref(loader);
1113                 return NULL;
1114         }
1115
1116         pixbuf = g_object_ref(gdk_pixbuf_loader_get_pixbuf(loader));
1117
1118         g_object_unref(loader);
1119
1120         if ((gdk_pixbuf_get_width(pixbuf) != 48) || (gdk_pixbuf_get_height(pixbuf) != 48)) {
1121                 g_object_unref(pixbuf);
1122                 g_warning("wrong_size");
1123                 return NULL;
1124         }
1125
1126         image = gtk_image_new_from_pixbuf(pixbuf);
1127         g_object_unref(pixbuf);
1128         return image;
1129 }
1130
1131 static GdkCursor *hand_cursor = NULL;
1132
1133 static void link_btn_enter(GtkButton *button, gpointer data)
1134 {
1135         GtkWidget *window = (GtkWidget *)data;
1136
1137         if (!hand_cursor)
1138                 hand_cursor = gdk_cursor_new(GDK_HAND2);
1139         if (window && window->window)
1140                 gdk_window_set_cursor(window->window, hand_cursor);
1141
1142         gtk_button_set_relief(button, GTK_RELIEF_NONE);
1143         gtk_widget_set_state(GTK_WIDGET(button), GTK_STATE_NORMAL);
1144
1145 }
1146
1147 static void link_btn_leave(GtkButton *button, gpointer data)
1148 {
1149         GtkWidget *window = (GtkWidget *)data;
1150
1151         if (window && window->window)
1152                 gdk_window_set_cursor(window->window, NULL);
1153
1154         gtk_button_set_relief(button, GTK_RELIEF_NONE);
1155         gtk_widget_set_state(GTK_WIDGET(button), GTK_STATE_NORMAL);
1156 }
1157
1158 static void link_btn_pressed(GtkButton *button, gpointer data)
1159 {
1160         gtk_button_set_relief(button, GTK_RELIEF_NONE);
1161         gtk_widget_set_state(GTK_WIDGET(button), GTK_STATE_NORMAL);
1162 }
1163
1164 static void link_btn_released(GtkButton *button, gpointer data)
1165 {
1166         gtk_button_set_relief(button, GTK_RELIEF_NONE);
1167         gtk_widget_set_state(GTK_WIDGET(button), GTK_STATE_NORMAL);
1168 }
1169
1170 static void link_btn_clicked(GtkButton *button, gpointer data)
1171 {
1172         gchar *url = (gchar *)data;
1173         gtk_button_set_relief(button, GTK_RELIEF_NONE);
1174         gtk_widget_set_state(GTK_WIDGET(button), GTK_STATE_NORMAL);
1175         open_uri(url, prefs_common_get_uri_cmd());
1176 }
1177
1178 static void link_btn_unrealize(GtkButton *button, gpointer data)
1179 {
1180         gchar *url = (gchar *)data;
1181         g_signal_handlers_disconnect_by_func(G_OBJECT(button),
1182                          G_CALLBACK(link_btn_clicked), url);
1183         g_free(url);
1184 }
1185
1186 GtkWidget *gtkut_get_link_btn(GtkWidget *window, const gchar *url, const gchar *label)
1187 {
1188         GtkWidget *btn;
1189         GtkWidget *btn_label;
1190         GdkColormap *cmap;
1191         GdkColor uri_color[2] = {{0, 0, 0, 0xffff}, {0, 0xffff, 0, 0}};
1192         gboolean success[2];
1193         gchar *local_url = NULL;
1194         if (!url)
1195                 return NULL;
1196
1197         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
1198                                                &uri_color[0]);
1199         gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
1200                                                &uri_color[1]);
1201
1202         btn = gtk_button_new_with_label(label?label:url);
1203         gtk_button_set_relief(GTK_BUTTON(btn), GTK_RELIEF_NONE);
1204         btn_label = GTK_BIN(btn)->child;
1205         cmap = gdk_drawable_get_colormap(window->window);
1206         gdk_colormap_alloc_colors(cmap, uri_color, 2, FALSE, TRUE, success);
1207         if (success[0] == TRUE && success[1] == TRUE) {
1208                 GtkStyle *style;
1209                 gtk_widget_ensure_style(btn_label);
1210                 style = gtk_style_copy
1211                         (gtk_widget_get_style(btn_label));
1212                 style->fg[GTK_STATE_NORMAL]   = uri_color[0];
1213                 style->fg[GTK_STATE_ACTIVE]   = uri_color[1];
1214                 style->fg[GTK_STATE_PRELIGHT] = uri_color[0];
1215                 gtk_widget_set_style(btn_label, style);
1216         } else
1217                 g_warning("about_create(): color allocation failed.\n");
1218
1219         g_signal_connect(G_OBJECT(btn), "enter",
1220                          G_CALLBACK(link_btn_enter), window);
1221         g_signal_connect(G_OBJECT(btn), "leave",
1222                          G_CALLBACK(link_btn_leave), window);
1223         g_signal_connect(G_OBJECT(btn), "pressed",
1224                          G_CALLBACK(link_btn_pressed), window);
1225         g_signal_connect(G_OBJECT(btn), "released",
1226                          G_CALLBACK(link_btn_released), window);
1227
1228         local_url = g_strdup(url);
1229         g_signal_connect(G_OBJECT(btn), "clicked",
1230                          G_CALLBACK(link_btn_clicked), local_url);
1231         g_signal_connect(G_OBJECT(btn), "unrealize",
1232                          G_CALLBACK(link_btn_unrealize), local_url);
1233         return btn;
1234 }
1235
1236 static gboolean _combobox_separator_func(GtkTreeModel *model,
1237                 GtkTreeIter *iter, gpointer data)
1238 {
1239         gchar *txt = NULL;
1240
1241         g_return_val_if_fail(model != NULL, FALSE);
1242
1243         gtk_tree_model_get(model, iter, COMBOBOX_TEXT, &txt, -1);
1244
1245         if( txt == NULL )
1246                 return TRUE;
1247         return FALSE;
1248 }
1249
1250 GtkWidget *gtkut_sc_combobox_create(GtkWidget *eventbox, gboolean focus_on_click)
1251 {
1252         GtkWidget *combobox;
1253         GtkListStore *menu;
1254         GtkCellRenderer *rend;
1255
1256         menu = gtk_list_store_new(3, G_TYPE_STRING, G_TYPE_INT, G_TYPE_BOOLEAN);
1257
1258         combobox = gtk_combo_box_new_with_model(GTK_TREE_MODEL(menu));
1259
1260         rend = gtk_cell_renderer_text_new();
1261         gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combobox), rend, TRUE);
1262         gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combobox), rend,
1263                         "markup", COMBOBOX_TEXT,
1264                         "sensitive", COMBOBOX_SENS,
1265                         NULL);
1266
1267         if( eventbox != NULL )
1268                 gtk_container_add(GTK_CONTAINER(eventbox), combobox);
1269 #if GTK_CHECK_VERSION(2,6,0)
1270         gtk_combo_box_set_focus_on_click(GTK_COMBO_BOX(combobox), focus_on_click);
1271 #endif
1272
1273         gtk_combo_box_set_row_separator_func(GTK_COMBO_BOX(combobox),
1274                         (GtkTreeViewRowSeparatorFunc)_combobox_separator_func, NULL, NULL);
1275
1276         return combobox;
1277 }
1278
1279 static void gtkutils_smooth_scroll_do(GtkWidget *widget, GtkAdjustment *vadj,
1280                                       gfloat old_value, gfloat last_value,
1281                                       gint step)
1282 {
1283         gint change_value;
1284         gboolean up;
1285         gint i;
1286
1287         if (old_value < last_value) {
1288                 change_value = last_value - old_value;
1289                 up = FALSE;
1290         } else {
1291                 change_value = old_value - last_value;
1292                 up = TRUE;
1293         }
1294
1295         for (i = step; i <= change_value; i += step) {
1296                 vadj->value = old_value + (up ? -i : i);
1297                 g_signal_emit_by_name(G_OBJECT(vadj),
1298                                       "value_changed", 0);
1299         }
1300
1301         vadj->value = last_value;
1302         g_signal_emit_by_name(G_OBJECT(vadj), "value_changed", 0);
1303
1304         gtk_widget_queue_draw(widget);
1305 }
1306
1307 static gboolean gtkutils_smooth_scroll_page(GtkWidget *widget, GtkAdjustment *vadj, gboolean up)
1308 {
1309         gfloat upper;
1310         gfloat page_incr;
1311         gfloat old_value;
1312         gfloat last_value;
1313
1314         if (prefs_common.scroll_halfpage)
1315                 page_incr = vadj->page_increment / 2;
1316         else
1317                 page_incr = vadj->page_increment;
1318
1319         if (!up) {
1320                 upper = vadj->upper - vadj->page_size;
1321                 if (vadj->value < upper) {
1322                         old_value = vadj->value;
1323                         last_value = vadj->value + page_incr;
1324                         last_value = MIN(last_value, upper);
1325
1326                         gtkutils_smooth_scroll_do(widget, vadj, old_value,
1327                                                   last_value,
1328                                                   prefs_common.scroll_step);
1329                 } else
1330                         return FALSE;
1331         } else {
1332                 if (vadj->value > 0.0) {
1333                         old_value = vadj->value;
1334                         last_value = vadj->value - page_incr;
1335                         last_value = MAX(last_value, 0.0);
1336
1337                         gtkutils_smooth_scroll_do(widget, vadj, old_value,
1338                                                   last_value,
1339                                                   prefs_common.scroll_step);
1340                 } else
1341                         return FALSE;
1342         }
1343
1344         return TRUE;
1345 }
1346
1347 gboolean gtkutils_scroll_page(GtkWidget *widget, GtkAdjustment *vadj, gboolean up)
1348 {
1349         gfloat upper;
1350         gfloat page_incr;
1351
1352         if (prefs_common.enable_smooth_scroll)
1353                 return gtkutils_smooth_scroll_page(widget, vadj, up);
1354
1355         if (prefs_common.scroll_halfpage)
1356                 page_incr = vadj->page_increment / 2;
1357         else
1358                 page_incr = vadj->page_increment;
1359
1360         if (!up) {
1361                 upper = vadj->upper - vadj->page_size;
1362                 if (vadj->value < upper) {
1363                         vadj->value += page_incr;
1364                         vadj->value = MIN(vadj->value, upper);
1365                         g_signal_emit_by_name(G_OBJECT(vadj),
1366                                               "value_changed", 0);
1367                 } else
1368                         return FALSE;
1369         } else {
1370                 if (vadj->value > 0.0) {
1371                         vadj->value -= page_incr;
1372                         vadj->value = MAX(vadj->value, 0.0);
1373                         g_signal_emit_by_name(G_OBJECT(vadj),
1374                                               "value_changed", 0);
1375                 } else
1376                         return FALSE;
1377         }
1378         return TRUE;
1379 }
1380
1381 static void gtkutils_smooth_scroll_one_line(GtkWidget *widget, GtkAdjustment *vadj, gboolean up)
1382 {
1383         gfloat upper;
1384         gfloat old_value;
1385         gfloat last_value;
1386
1387         if (!up) {
1388                 upper = vadj->upper - vadj->page_size;
1389                 if (vadj->value < upper) {
1390                         old_value = vadj->value;
1391                         last_value = vadj->value + vadj->step_increment;
1392                         last_value = MIN(last_value, upper);
1393
1394                         gtkutils_smooth_scroll_do(widget, vadj, old_value,
1395                                                   last_value,
1396                                                   prefs_common.scroll_step);
1397                 }
1398         } else {
1399                 if (vadj->value > 0.0) {
1400                         old_value = vadj->value;
1401                         last_value = vadj->value - vadj->step_increment;
1402                         last_value = MAX(last_value, 0.0);
1403
1404                         gtkutils_smooth_scroll_do(widget, vadj, old_value,
1405                                                   last_value,
1406                                                   prefs_common.scroll_step);
1407                 }
1408         }
1409 }
1410
1411 void gtkutils_scroll_one_line(GtkWidget *widget, GtkAdjustment *vadj, gboolean up)
1412 {
1413         gfloat upper;
1414
1415         if (prefs_common.enable_smooth_scroll) {
1416                 gtkutils_smooth_scroll_one_line(widget, vadj, up);
1417                 return;
1418         }
1419
1420         if (!up) {
1421                 upper = vadj->upper - vadj->page_size;
1422                 if (vadj->value < upper) {
1423                         vadj->value += vadj->step_increment;
1424                         vadj->value = MIN(vadj->value, upper);
1425                         g_signal_emit_by_name(G_OBJECT(vadj),
1426                                               "value_changed", 0);
1427                 }
1428         } else {
1429                 if (vadj->value > 0.0) {
1430                         vadj->value -= vadj->step_increment;
1431                         vadj->value = MAX(vadj->value, 0.0);
1432                         g_signal_emit_by_name(G_OBJECT(vadj),
1433                                               "value_changed", 0);
1434                 }
1435         }
1436 }
1437
1438 gboolean gtkut_tree_model_text_iter_prev(GtkTreeModel *model,
1439                                  GtkTreeIter *iter,
1440                                  const gchar* text)
1441 /* do the same as gtk_tree_model_iter_next, but _prev instead.
1442    to use with widgets with one text column (gtk_combo_box_new_text()
1443    and with GtkComboBoxEntry's for instance),
1444 */
1445 {
1446         GtkTreeIter cur_iter;
1447         gchar *cur_value;
1448         gboolean valid;
1449         gint count;
1450
1451         g_return_val_if_fail(model != NULL, FALSE);
1452         g_return_val_if_fail(iter != NULL, FALSE);
1453
1454         if (text == NULL || *text == '\0')
1455                 return FALSE;
1456
1457         valid = gtk_tree_model_get_iter_first(model, &cur_iter);
1458         count = 0;
1459         while (valid) {
1460                 gtk_tree_model_get(model, &cur_iter, 0, &cur_value, -1);
1461
1462                 if (strcmp(text, cur_value) == 0) {
1463                         if (count <= 0)
1464                                 return FALSE;
1465
1466                         return gtk_tree_model_iter_nth_child(model, iter, NULL, count - 1);
1467                 }
1468
1469                 valid = gtk_tree_model_iter_next(model, &cur_iter);
1470                 count++;
1471         }
1472         return FALSE;
1473 }
1474
1475 gboolean gtkut_tree_model_get_iter_last(GtkTreeModel *model,
1476                                  GtkTreeIter *iter)
1477 /* do the same as gtk_tree_model_get_iter_first, but _last instead.
1478 */
1479 {
1480         gint count;
1481
1482         g_return_val_if_fail(model != NULL, FALSE);
1483         g_return_val_if_fail(iter != NULL, FALSE);
1484
1485         count = gtk_tree_model_iter_n_children(model, NULL);
1486
1487         if (count <= 0)
1488                 return FALSE;
1489
1490         return gtk_tree_model_iter_nth_child(model, iter, NULL, count - 1);
1491 }
1492
1493 GtkWidget *gtkut_window_new             (GtkWindowType   type,
1494                                          const gchar    *class)
1495 {
1496 #ifndef MAEMO
1497         GtkWidget *window = gtk_window_new(type);
1498 #else
1499         GtkWidget *window = hildon_window_new();
1500         hildon_program_add_window(hildon_program, HILDON_WINDOW(window));
1501 #endif
1502         gtk_window_set_role(GTK_WINDOW(window), class);
1503         return window;
1504 }
1505
1506 static gboolean gtkut_tree_iter_comp(GtkTreeModel *model,
1507                                      GtkTreeIter *iter1,
1508                                      GtkTreeIter *iter2)
1509 {
1510         GtkTreePath *path1 = gtk_tree_model_get_path(model, iter1);
1511         GtkTreePath *path2 = gtk_tree_model_get_path(model, iter2);
1512         gboolean result;
1513
1514         result = gtk_tree_path_compare(path1, path2) == 0;
1515
1516         gtk_tree_path_free(path1);
1517         gtk_tree_path_free(path2);
1518
1519         return result;
1520 }
1521
1522 /*!
1523  *\brief        Get selected row number.
1524  */
1525 gint gtkut_list_view_get_selected_row(GtkWidget *list_view)
1526 {
1527         GtkTreeView *view = GTK_TREE_VIEW(list_view);
1528         GtkTreeModel *model = gtk_tree_view_get_model(view);
1529         int n_rows = gtk_tree_model_iter_n_children(model, NULL);
1530         GtkTreeSelection *selection;
1531         GtkTreeIter iter;
1532         int row;
1533
1534         if (n_rows == 0)
1535                 return -1;
1536
1537         selection = gtk_tree_view_get_selection(view);
1538         if (!gtk_tree_selection_get_selected(selection, &model, &iter))
1539                 return -1;
1540
1541         /* get all iterators and compare them... */
1542         for (row = 0; row < n_rows; row++) {
1543                 GtkTreeIter itern;
1544
1545                 gtk_tree_model_iter_nth_child(model, &itern, NULL, row);
1546                 if (gtkut_tree_iter_comp(model, &iter, &itern))
1547                         return row;
1548         }
1549
1550         return -1;
1551 }
1552
1553 /*!
1554  *\brief        Select a row by its number.
1555  */
1556 gboolean gtkut_list_view_select_row(GtkWidget *list, gint row)
1557 {
1558         GtkTreeView *list_view = GTK_TREE_VIEW(list);
1559         GtkTreeSelection *selection = gtk_tree_view_get_selection(list_view);
1560         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
1561         GtkTreeIter iter;
1562         GtkTreePath *path;
1563
1564         if (!gtk_tree_model_iter_nth_child(model, &iter, NULL, row))
1565                 return FALSE;
1566
1567         gtk_tree_selection_select_iter(selection, &iter);
1568
1569         path = gtk_tree_model_get_path(model, &iter);
1570         gtk_tree_view_set_cursor(list_view, path, NULL, FALSE);
1571         gtk_tree_path_free(path);
1572
1573         return TRUE;
1574 }
1575