src/gtk/gtkutils.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 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 <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 #if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
  40 #  include <wchar.h>
  41 #  include <wctype.h>
  42 #endif
  43
  44 #include "defs.h"
  45 #include "gtkutils.h"
  46 #include "utils.h"
  47 #include "gtksctree.h"
  48 #include "codeconv.h"
  49 #include "stock_pixmap.h"
  50 #include "menu.h"
  51 #include "prefs_account.h"
  52 #include "prefs_common.h"
  53
  54 #warning FIXME_GTK2
  55 gboolean gtkut_get_font_size(GtkWidget *widget,
  56                              gint *width, gint *height)
  57 {
  58         PangoLayout *layout;
  59         const gchar *str = "Abcdef";
  60
  61         g_return_val_if_fail(GTK_IS_WIDGET(widget), FALSE);
  62
  63         layout = gtk_widget_create_pango_layout(widget, str);
  64         g_return_val_if_fail(layout, FALSE);
  65         pango_layout_get_pixel_size(layout, width, height);
  66         if (width)
  67                 *width = *width / g_utf8_strlen(str, -1);
  68         g_object_unref(layout);
  69
  70         return TRUE;
  71 }
  72
  73 void gtkut_widget_set_small_font_size(GtkWidget *widget)
  74 {
  75         PangoFontDescription *font_desc;
  76         gint size;
  77
  78         g_return_if_fail(widget != NULL);
  79         g_return_if_fail(widget->style != NULL);
  80
  81         font_desc = pango_font_description_from_string(NORMAL_FONT);
  82         size = pango_font_description_get_size(font_desc);
  83         pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
  84         gtk_widget_modify_font(widget, font_desc);
  85         pango_font_description_free(font_desc);
  86 }
  87
  88 void gtkut_convert_int_to_gdk_color(gint rgbvalue, GdkColor *color)
  89 {
  90         g_return_if_fail(color != NULL);
  91
  92         color->pixel = 0L;
  93         color->red   = (int) (((gdouble)((rgbvalue & 0xff0000) >> 16) / 255.0) * 65535.0);
  94         color->green = (int) (((gdouble)((rgbvalue & 0x00ff00) >>  8) / 255.0) * 65535.0);
  95         color->blue  = (int) (((gdouble) (rgbvalue & 0x0000ff)        / 255.0) * 65535.0);
  96 }
  97
  98 void gtkut_stock_button_set_create(GtkWidget **bbox,
  99                                    GtkWidget **button1, const gchar *label1,
 100                                    GtkWidget **button2, const gchar *label2,
 101                                    GtkWidget **button3, const gchar *label3)
 102 {
 103         g_return_if_fail(bbox != NULL);
 104         g_return_if_fail(button1 != NULL);
 105
 106         *bbox = gtk_hbutton_box_new();
 107         gtk_button_box_set_layout(GTK_BUTTON_BOX(*bbox), GTK_BUTTONBOX_END);
 108         gtk_box_set_spacing(GTK_BOX(*bbox), 5);
 109
 110         *button1 = gtk_button_new_from_stock(label1);
 111         GTK_WIDGET_SET_FLAGS(*button1, GTK_CAN_DEFAULT);
 112         gtk_box_pack_start(GTK_BOX(*bbox), *button1, TRUE, TRUE, 0);
 113         gtk_widget_show(*button1);
 114
 115         if (button2) {
 116                 *button2 = gtk_button_new_from_stock(label2);
 117                 GTK_WIDGET_SET_FLAGS(*button2, GTK_CAN_DEFAULT);
 118                 gtk_box_pack_start(GTK_BOX(*bbox), *button2, TRUE, TRUE, 0);
 119                 gtk_widget_show(*button2);
 120         }
 121
 122         if (button3) {
 123                 *button3 = gtk_button_new_from_stock(label3);
 124                 GTK_WIDGET_SET_FLAGS(*button3, GTK_CAN_DEFAULT);
 125                 gtk_box_pack_start(GTK_BOX(*bbox), *button3, TRUE, TRUE, 0);
 126                 gtk_widget_show(*button3);
 127         }
 128 }
 129
 130 static void combo_button_size_request(GtkWidget *widget,
 131                                       GtkRequisition *requisition,
 132                                       gpointer data)
 133 {
 134         ComboButton *combo = (ComboButton *)data;
 135
 136         if (combo->arrow->allocation.height != requisition->height)
 137                 gtk_widget_set_size_request(combo->arrow,
 138                                             -1, requisition->height);
 139 }
 140
 141 static void combo_button_enter(GtkWidget *widget, gpointer data)
 142 {
 143         ComboButton *combo = (ComboButton *)data;
 144
 145         if (GTK_WIDGET_STATE(combo->arrow) != GTK_STATE_PRELIGHT) {
 146                 gtk_widget_set_state(combo->arrow, GTK_STATE_PRELIGHT);
 147                 gtk_widget_queue_draw(combo->arrow);
 148         }
 149         if (GTK_WIDGET_STATE(combo->button) != GTK_STATE_PRELIGHT) {
 150                 gtk_widget_set_state(combo->button, GTK_STATE_PRELIGHT);
 151                 gtk_widget_queue_draw(combo->button);
 152         }
 153 }
 154
 155 static void combo_button_leave(GtkWidget *widget, gpointer data)
 156 {
 157         ComboButton *combo = (ComboButton *)data;
 158
 159         if (GTK_WIDGET_STATE(combo->arrow) != GTK_STATE_NORMAL) {
 160                 gtk_widget_set_state(combo->arrow, GTK_STATE_NORMAL);
 161                 gtk_widget_queue_draw(combo->arrow);
 162         }
 163         if (GTK_WIDGET_STATE(combo->button) != GTK_STATE_NORMAL) {
 164                 gtk_widget_set_state(combo->button, GTK_STATE_NORMAL);
 165                 gtk_widget_queue_draw(combo->button);
 166         }
 167 }
 168
 169 static gint combo_button_arrow_pressed(GtkWidget *widget, GdkEventButton *event,
 170                                        gpointer data)
 171 {
 172         ComboButton *combo = (ComboButton *)data;
 173
 174         if (!event) return FALSE;
 175
 176         gtk_menu_popup(GTK_MENU(combo->menu), NULL, NULL,
 177                        menu_button_position, combo->button,
 178                        event->button, event->time);
 179
 180         return FALSE;
 181 }
 182
 183 static void combo_button_destroy(GtkWidget *widget, gpointer data)
 184 {
 185         ComboButton *combo = (ComboButton *)data;
 186
 187         gtk_object_destroy(GTK_OBJECT(combo->factory));
 188         g_free(combo);
 189 }
 190
 191 ComboButton *gtkut_combo_button_create(GtkWidget *button,
 192                                        GtkItemFactoryEntry *entries,
 193                                        gint n_entries, const gchar *path,
 194                                        gpointer data)
 195 {
 196         ComboButton *combo;
 197         GtkWidget *arrow;
 198
 199         combo = g_new0(ComboButton, 1);
 200
 201         combo->arrow = gtk_button_new();
 202         arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 203         gtk_widget_set_size_request(arrow, 7, -1);
 204         gtk_container_add(GTK_CONTAINER(combo->arrow), arrow);
 205         GTK_WIDGET_UNSET_FLAGS(combo->arrow, GTK_CAN_FOCUS);
 206         gtk_widget_show_all(combo->arrow);
 207
 208         combo->button = button;
 209         combo->menu = menu_create_items(entries, n_entries, path,
 210                                         &combo->factory, data);
 211         combo->data = data;
 212
 213         g_signal_connect(G_OBJECT(combo->button), "size_request",
 214                          G_CALLBACK(combo_button_size_request), combo);
 215         g_signal_connect(G_OBJECT(combo->button), "enter",
 216                          G_CALLBACK(combo_button_enter), combo);
 217         g_signal_connect(G_OBJECT(combo->button), "leave",
 218                          G_CALLBACK(combo_button_leave), combo);
 219         g_signal_connect(G_OBJECT(combo->arrow), "enter",
 220                          G_CALLBACK(combo_button_enter), combo);
 221         g_signal_connect(G_OBJECT(combo->arrow), "leave",
 222                          G_CALLBACK(combo_button_leave), combo);
 223         g_signal_connect(G_OBJECT(combo->arrow), "button_press_event",
 224                          G_CALLBACK(combo_button_arrow_pressed), combo);
 225         g_signal_connect(G_OBJECT(combo->arrow), "destroy",
 226                          G_CALLBACK(combo_button_destroy), combo);
 227
 228         return combo;
 229 }
 230
 231 #define CELL_SPACING 1
 232 #define ROW_TOP_YPIXEL(clist, row) (((clist)->row_height * (row)) + \
 233                                     (((row) + 1) * CELL_SPACING) + \
 234                                     (clist)->voffset)
 235 #define ROW_FROM_YPIXEL(clist, y) (((y) - (clist)->voffset) / \
 236                                    ((clist)->row_height + CELL_SPACING))
 237
 238 void gtkut_ctree_node_move_if_on_the_edge(GtkCTree *ctree, GtkCTreeNode *node)
 239 {
 240         GtkCList *clist = GTK_CLIST(ctree);
 241         gint row;
 242         GtkVisibility row_visibility, prev_row_visibility, next_row_visibility;
 243
 244         g_return_if_fail(ctree != NULL);
 245         g_return_if_fail(node != NULL);
 246
 247         row = g_list_position(clist->row_list, (GList *)node);
 248         if (row < 0 || row >= clist->rows || clist->row_height == 0) return;
 249         row_visibility = gtk_clist_row_is_visible(clist, row);
 250         prev_row_visibility = gtk_clist_row_is_visible(clist, row - 1);
 251         next_row_visibility = gtk_clist_row_is_visible(clist, row + 1);
 252
 253         if (row_visibility == GTK_VISIBILITY_NONE) {
 254                 gtk_clist_moveto(clist, row, -1, 0.5, 0);
 255                 return;
 256         }
 257         if (row_visibility == GTK_VISIBILITY_FULL &&
 258             prev_row_visibility == GTK_VISIBILITY_FULL &&
 259             next_row_visibility == GTK_VISIBILITY_FULL)
 260                 return;
 261         if (prev_row_visibility != GTK_VISIBILITY_FULL &&
 262             next_row_visibility != GTK_VISIBILITY_FULL)
 263                 return;
 264
 265         if (prev_row_visibility != GTK_VISIBILITY_FULL) {
 266                 gtk_clist_moveto(clist, row, -1, 0.2, 0);
 267                 return;
 268         }
 269         if (next_row_visibility != GTK_VISIBILITY_FULL) {
 270                 gtk_clist_moveto(clist, row, -1, 0.8, 0);
 271                 return;
 272         }
 273 }
 274
 275 #undef CELL_SPACING
 276 #undef ROW_TOP_YPIXEL
 277 #undef ROW_FROM_YPIXEL
 278
 279 gint gtkut_ctree_get_nth_from_node(GtkCTree *ctree, GtkCTreeNode *node)
 280 {
 281         g_return_val_if_fail(ctree != NULL, -1);
 282         g_return_val_if_fail(node != NULL, -1);
 283
 284         return g_list_position(GTK_CLIST(ctree)->row_list, (GList *)node);
 285 }
 286
 287 /* get the next node, including the invisible one */
 288 GtkCTreeNode *gtkut_ctree_node_next(GtkCTree *ctree, GtkCTreeNode *node)
 289 {
 290         GtkCTreeNode *parent;
 291
 292         if (!node) return NULL;
 293
 294         if (GTK_CTREE_ROW(node)->children)
 295                 return GTK_CTREE_ROW(node)->children;
 296
 297         if (GTK_CTREE_ROW(node)->sibling)
 298                 return GTK_CTREE_ROW(node)->sibling;
 299
 300         for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
 301              parent = GTK_CTREE_ROW(parent)->parent) {
 302                 if (GTK_CTREE_ROW(parent)->sibling)
 303                         return GTK_CTREE_ROW(parent)->sibling;
 304         }
 305
 306         return NULL;
 307 }
 308
 309 /* get the previous node, including the invisible one */
 310 GtkCTreeNode *gtkut_ctree_node_prev(GtkCTree *ctree, GtkCTreeNode *node)
 311 {
 312         GtkCTreeNode *prev;
 313         GtkCTreeNode *child;
 314
 315         if (!node) return NULL;
 316
 317         prev = GTK_CTREE_NODE_PREV(node);
 318         if (prev == GTK_CTREE_ROW(node)->parent)
 319                 return prev;
 320
 321         child = prev;
 322         while (GTK_CTREE_ROW(child)->children != NULL) {
 323                 child = GTK_CTREE_ROW(child)->children;
 324                 while (GTK_CTREE_ROW(child)->sibling != NULL)
 325                         child = GTK_CTREE_ROW(child)->sibling;
 326         }
 327
 328         return child;
 329 }
 330
 331 gboolean gtkut_ctree_node_is_selected(GtkCTree *ctree, GtkCTreeNode *node)
 332 {
 333         GtkCList *clist = GTK_CLIST(ctree);
 334         GList *cur;
 335
 336         for (cur = clist->selection; cur != NULL; cur = cur->next) {
 337                 if (node == GTK_CTREE_NODE(cur->data))
 338                         return TRUE;
 339         }
 340
 341         return FALSE;
 342 }
 343
 344 GtkCTreeNode *gtkut_ctree_find_collapsed_parent(GtkCTree *ctree,
 345                                                 GtkCTreeNode *node)
 346 {
 347         if (!node) return NULL;
 348
 349         while ((node = GTK_CTREE_ROW(node)->parent) != NULL) {
 350                 if (!GTK_CTREE_ROW(node)->expanded)
 351                         return node;
 352         }
 353
 354         return NULL;
 355 }
 356
 357 void gtkut_ctree_expand_parent_all(GtkCTree *ctree, GtkCTreeNode *node)
 358 {
 359         while ((node = gtkut_ctree_find_collapsed_parent(ctree, node)) != NULL)
 360                 gtk_ctree_expand(ctree, node);
 361 }
 362
 363 gboolean gtkut_ctree_node_is_parent(GtkCTreeNode *parent, GtkCTreeNode *node)
 364 {
 365         GtkCTreeNode *tmp;
 366         g_return_val_if_fail(node != NULL, FALSE);
 367         g_return_val_if_fail(parent != NULL, FALSE);
 368         tmp = node;
 369
 370         while (tmp) {
 371                 if(GTK_CTREE_ROW(tmp)->parent && GTK_CTREE_ROW(tmp)->parent == parent)
 372                         return TRUE;
 373                 tmp = GTK_CTREE_ROW(tmp)->parent;
 374         }
 375
 376         return FALSE;
 377 }
 378
 379 void gtkut_ctree_set_focus_row(GtkCTree *ctree, GtkCTreeNode *node)
 380 {
 381         gtkut_clist_set_focus_row(GTK_CLIST(ctree),
 382                                   gtkut_ctree_get_nth_from_node(ctree, node));
 383 }
 384
 385 void gtkut_clist_set_focus_row(GtkCList *clist, gint row)
 386 {
 387         clist->focus_row = row;
 388         GTKUT_CTREE_REFRESH(clist);
 389 }
 390
 391 void gtkut_combo_set_items(GtkCombo *combo, const gchar *str1, ...)
 392 {
 393         va_list args;
 394         gchar *s;
 395         GList *combo_items = NULL;
 396
 397         g_return_if_fail(str1 != NULL);
 398
 399         combo_items = g_list_append(combo_items, (gpointer)str1);
 400         va_start(args, str1);
 401         s = va_arg(args, gchar*);
 402         while (s) {
 403                 combo_items = g_list_append(combo_items, (gpointer)s);
 404                 s = va_arg(args, gchar*);
 405         }
 406         va_end(args);
 407
 408         gtk_combo_set_popdown_strings(combo, combo_items);
 409
 410         g_list_free(combo_items);
 411 }
 412
 413 gchar *gtkut_editable_get_selection(GtkEditable *editable)
 414 {
 415         guint start_pos, end_pos;
 416         gboolean found;
 417
 418         g_return_val_if_fail(GTK_IS_EDITABLE(editable), NULL);
 419
 420         found = gtk_editable_get_selection_bounds(editable,
 421                                                   &start_pos, &end_pos);
 422         if (found)
 423                 return gtk_editable_get_chars(editable, start_pos, end_pos);
 424         else
 425                 return NULL;
 426 }
 427
 428 void gtkut_editable_disable_im(GtkEditable *editable)
 429 {
 430         g_return_if_fail(editable != NULL);
 431
 432 #if USE_XIM
 433         if (editable->ic) {
 434                 gdk_ic_destroy(editable->ic);
 435                 editable->ic = NULL;
 436         }
 437         if (editable->ic_attr) {
 438                 gdk_ic_attr_destroy(editable->ic_attr);
 439                 editable->ic_attr = NULL;
 440         }
 441 #endif
 442 }
 443
 444 void gtkut_container_remove(GtkContainer *container, GtkWidget *widget)
 445 {
 446         gtk_container_remove(container, widget);
 447 }
 448
 449 gboolean gtkut_text_buffer_match_string(GtkTextBuffer *textbuf,
 450                                         const GtkTextIter *iter,
 451                                         gunichar *wcs, gint len,
 452                                         gboolean case_sens)
 453 {
 454         GtkTextIter start_iter, end_iter;
 455         gchar *utf8str, *p;
 456         gint match_count;
 457
 458         start_iter = end_iter = *iter;
 459         gtk_text_iter_forward_chars(&end_iter, len);
 460
 461         utf8str = gtk_text_buffer_get_text(textbuf, &start_iter, &end_iter,
 462                                            FALSE);
 463         if (!utf8str) return FALSE;
 464
 465         if ((gint)g_utf8_strlen(utf8str, -1) != len) {
 466                 g_free(utf8str);
 467                 return FALSE;
 468         }
 469
 470         for (p = utf8str, match_count = 0;
 471              *p != '\0' && match_count < len;
 472              p = g_utf8_next_char(p), match_count++) {
 473                 gunichar wc;
 474
 475                 wc = g_utf8_get_char(p);
 476
 477                 if (case_sens) {
 478                         if (wc != wcs[match_count])
 479                                 break;
 480                 } else {
 481                         if (g_unichar_tolower(wc) !=
 482                             g_unichar_tolower(wcs[match_count]))
 483                                 break;
 484                 }
 485         }
 486
 487         g_free(utf8str);
 488
 489         if (match_count == len)
 490                 return TRUE;
 491         else
 492                 return FALSE;
 493 }
 494
 495 gboolean gtkut_text_buffer_find(GtkTextBuffer *buffer, const GtkTextIter *iter,
 496                                 const gchar *str, gboolean case_sens,
 497                                 GtkTextIter *match_pos)
 498 {
 499         gunichar *wcs;
 500         gint len;
 501         glong items_read = 0, items_written = 0;
 502         GError *error = NULL;
 503         GtkTextIter iter_;
 504         gboolean found = FALSE;
 505
 506         wcs = g_utf8_to_ucs4(str, -1, &items_read, &items_written, &error);
 507         if (error != NULL) {
 508                 g_warning("An error occured while converting a string from UTF-8 to UCS-4: %s\n",
 509                           error->message);
 510                 g_error_free(error);
 511         }
 512         if (!wcs || items_written <= 0) return FALSE;
 513         len = (gint)items_written;
 514
 515         iter_ = *iter;
 516         do {
 517                 found = gtkut_text_buffer_match_string
 518                         (buffer, &iter_, wcs, len, case_sens);
 519                 if (found) {
 520                         *match_pos = iter_;
 521                         break;
 522                 }
 523         } while (gtk_text_iter_forward_char(&iter_));
 524
 525         g_free(wcs);
 526
 527         return found;
 528 }
 529
 530 gboolean gtkut_text_buffer_find_backward(GtkTextBuffer *buffer,
 531                                          const GtkTextIter *iter,
 532                                          const gchar *str, gboolean case_sens,
 533                                          GtkTextIter *match_pos)
 534 {
 535         gunichar *wcs;
 536         gint len;
 537         glong items_read = 0, items_written = 0;
 538         GError *error = NULL;
 539         GtkTextIter iter_;
 540         gboolean found = FALSE;
 541
 542         wcs = g_utf8_to_ucs4(str, -1, &items_read, &items_written, &error);
 543         if (error != NULL) {
 544                 g_warning("An error occured while converting a string from UTF-8 to UCS-4: %s\n", error->message);
 545                 g_error_free(error);
 546         }
 547         if (!wcs || items_written <= 0) return FALSE;
 548         len = (gint)items_written;
 549
 550         iter_ = *iter;
 551         while (gtk_text_iter_backward_char(&iter_)) {
 552                 found = gtkut_text_buffer_match_string
 553                         (buffer, &iter_, wcs, len, case_sens);
 554                 if (found) {
 555                         *match_pos = iter_;
 556                         break;
 557                 }
 558         }
 559
 560         g_free(wcs);
 561
 562         return found;
 563 }
 564
 565 gchar *gtkut_text_view_get_selection(GtkTextView *textview)
 566 {
 567         GtkTextBuffer *buffer;
 568         GtkTextIter start_iter, end_iter;
 569         gboolean found;
 570
 571         g_return_val_if_fail(GTK_IS_TEXT_VIEW(textview), NULL);
 572
 573         buffer = gtk_text_view_get_buffer(textview);
 574         found = gtk_text_buffer_get_selection_bounds(buffer,
 575                                                      &start_iter,
 576                                                      &end_iter);
 577         if (found)
 578                 return gtk_text_buffer_get_text(buffer, &start_iter, &end_iter,
 579                                                 FALSE);
 580         else
 581                 return NULL;
 582 }
 583
 584 void gtkut_window_popup(GtkWidget *window)
 585 {
 586         gint x, y, sx, sy, new_x, new_y;
 587
 588         g_return_if_fail(window != NULL);
 589         g_return_if_fail(window->window != NULL);
 590
 591         sx = gdk_screen_width();
 592         sy = gdk_screen_height();
 593
 594         gdk_window_get_origin(window->window, &x, &y);
 595         new_x = x % sx; if (new_x < 0) new_x = 0;
 596         new_y = y % sy; if (new_y < 0) new_y = 0;
 597         if (new_x != x || new_y != y)
 598                 gdk_window_move(window->window, new_x, new_y);
 599
 600         gtk_window_present(GTK_WINDOW(window));
 601 }
 602
 603 void gtkut_widget_get_uposition(GtkWidget *widget, gint *px, gint *py)
 604 {
 605         gint x, y;
 606         gint sx, sy;
 607
 608         g_return_if_fail(widget != NULL);
 609         g_return_if_fail(widget->window != NULL);
 610
 611         sx = gdk_screen_width();
 612         sy = gdk_screen_height();
 613
 614         /* gdk_window_get_root_origin ever return *rootwindow*'s position */
 615         gdk_window_get_root_origin(widget->window, &x, &y);
 616
 617         x %= sx; if (x < 0) x = 0;
 618         y %= sy; if (y < 0) y = 0;
 619         *px = x;
 620         *py = y;
 621 }
 622
 623 void gtkut_widget_draw_now(GtkWidget *widget)
 624 {
 625         if (GTK_WIDGET_VISIBLE(widget) && GTK_WIDGET_DRAWABLE(widget))
 626                 gdk_window_process_updates(widget->window, FALSE);
 627 }
 628
 629 static void gtkut_clist_bindings_add(GtkWidget *clist)
 630 {
 631         GtkBindingSet *binding_set;
 632
 633         binding_set = gtk_binding_set_by_class
 634                 (GTK_CLIST_GET_CLASS(clist));
 635
 636         gtk_binding_entry_add_signal(binding_set, GDK_n, GDK_CONTROL_MASK,
 637                                      "scroll_vertical", 2,
 638                                      G_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
 639                                      G_TYPE_FLOAT, 0.0);
 640         gtk_binding_entry_add_signal(binding_set, GDK_p, GDK_CONTROL_MASK,
 641                                      "scroll_vertical", 2,
 642                                      G_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
 643                                      G_TYPE_FLOAT, 0.0);
 644 }
 645
 646 void gtkut_widget_init(void)
 647 {
 648         GtkWidget *clist;
 649
 650         clist = gtk_clist_new(1);
 651         g_object_ref(G_OBJECT(clist));
 652         gtk_object_sink(GTK_OBJECT(clist));
 653         gtkut_clist_bindings_add(clist);
 654         g_object_unref(G_OBJECT(clist));
 655
 656         clist = gtk_ctree_new(1, 0);
 657         g_object_ref(G_OBJECT(clist));
 658         gtk_object_sink(GTK_OBJECT(clist));
 659         gtkut_clist_bindings_add(clist);
 660         g_object_unref(G_OBJECT(clist));
 661
 662         clist = gtk_sctree_new_with_titles(1, 0, NULL);
 663         g_object_ref(G_OBJECT(clist));
 664         gtk_object_sink(GTK_OBJECT(clist));
 665         gtkut_clist_bindings_add(clist);
 666         g_object_unref(G_OBJECT(clist));
 667 }
 668
 669 void gtkut_widget_set_app_icon(GtkWidget *widget)
 670 {
 671 #include "pixmaps/sylpheed.xpm"
 672         static GdkPixmap *sylpheedxpm;
 673         static GdkBitmap *sylpheedxpmmask;
 674
 675         g_return_if_fail(widget != NULL);
 676         g_return_if_fail(widget->window != NULL);
 677         if (!sylpheedxpm) {
 678                 PIXMAP_CREATE(widget, sylpheedxpm, sylpheedxpmmask, sylpheed_xpm);
 679         }
 680         gdk_window_set_icon(widget->window, NULL, sylpheedxpm, sylpheedxpmmask);
 681 }
 682
 683 void gtkut_widget_set_composer_icon(GtkWidget *widget)
 684 {
 685         static GdkPixmap *xpm;
 686         static GdkBitmap *bmp;
 687
 688         g_return_if_fail(widget != NULL);
 689         g_return_if_fail(widget->window != NULL);
 690         if (!xpm) {
 691                 stock_pixmap_gdk(widget, STOCK_PIXMAP_MAIL_COMPOSE, &xpm, &bmp);
 692         }
 693         gdk_window_set_icon(widget->window, NULL, xpm, bmp);
 694 }
 695
 696 GtkWidget *gtkut_account_menu_new(GList                 *ac_list,
 697                                   GCallback              callback,
 698                                   gpointer               data)
 699 {
 700         GList *cur_ac;
 701         GtkWidget *menu;
 702
 703         g_return_val_if_fail(ac_list != NULL, NULL);
 704
 705         menu = gtk_menu_new();
 706
 707         for (cur_ac = ac_list; cur_ac != NULL; cur_ac = cur_ac->next) {
 708                 gchar *name;
 709                 GtkWidget *menuitem;
 710                 PrefsAccount *account;
 711
 712                 account = (PrefsAccount *) cur_ac->data;
 713                 if (account->name)
 714                         name = g_strdup_printf("%s: %s <%s>",
 715                                                account->account_name,
 716                                                account->name,
 717                                                account->address);
 718                 else
 719                         name = g_strdup_printf("%s: %s",
 720                                                account->account_name,
 721                                                account->address);
 722                 MENUITEM_ADD(menu, menuitem, name, account->account_id);
 723                 g_free(name);
 724                 if (callback != NULL)
 725                         g_signal_connect(G_OBJECT(menuitem), "activate",
 726                                          callback, data);
 727         }
 728         return menu;
 729 }
 730
 731 void gtkut_set_widget_bgcolor_rgb(GtkWidget *widget, guint rgbvalue)
 732 {
 733         GtkStyle *newstyle;
 734         GdkColor gdk_color;
 735
 736         gtkut_convert_int_to_gdk_color(rgbvalue, &gdk_color);
 737         newstyle = gtk_style_copy(gtk_widget_get_default_style());
 738         newstyle->bg[GTK_STATE_NORMAL]   = gdk_color;
 739         newstyle->bg[GTK_STATE_PRELIGHT] = gdk_color;
 740         newstyle->bg[GTK_STATE_ACTIVE]   = gdk_color;
 741         gtk_widget_set_style(widget, newstyle);
 742 }
 743
 744 /*!
 745  *\brief        Tries to find a focused child using a lame strategy
 746  */
 747 GtkWidget *gtkut_get_focused_child(GtkContainer *parent)
 748 {
 749         GtkWidget *result = NULL;
 750         GList *child_list = NULL;
 751         GList *c;
 752
 753         g_return_val_if_fail(parent, NULL);
 754
 755         /* Get children list and see which has the focus. */
 756         child_list = gtk_container_get_children(parent);
 757         if (!child_list)
 758                 return NULL;
 759
 760         for (c = child_list; c != NULL; c = g_list_next(c)) {
 761                 if (c->data && GTK_IS_WIDGET(c->data)) {
 762                         if (GTK_WIDGET_HAS_FOCUS(GTK_WIDGET(c->data))) {
 763                                 result = GTK_WIDGET(c->data);
 764                                 break;
 765                         }
 766                 }
 767         }
 768
 769         /* See if the returned widget is a container itself; if it is,
 770          * see if one of its children is focused. If the focused
 771          * container has no focused child, it is itself a focusable
 772          * child, and has focus. */
 773         if (result && GTK_IS_CONTAINER(result)) {
 774                 GtkWidget *tmp =  gtkut_get_focused_child(GTK_CONTAINER(result));
 775
 776                 if (tmp)
 777                         result = tmp;
 778         } else {
 779                 /* Try the same for each container in the chain */
 780                 for (c = child_list; c != NULL && !result; c = g_list_next(c)) {
 781                         if (c->data && GTK_IS_WIDGET(c->data)
 782                         &&  GTK_IS_CONTAINER(c->data)) {
 783                                 result = gtkut_get_focused_child
 784                                         (GTK_CONTAINER(c->data));
 785                         }
 786                 }
 787
 788         }
 789
 790         g_list_free(child_list);
 791
 792         return result;
 793 }