src/ui_misc.c

   1 /*
   2  * (SLIK) SimpLIstic sKin functions
   3  * (C) 2004 John Ellis
   4  * Copyright (C) 2008 - 2012 The Geeqie Team
   5  *
   6  * Author: John Ellis
   7  *
   8  * This software is released under the GNU General Public License (GNU GPL).
   9  * Please read the included file COPYING for more information.
  10  * This software comes with no warranty of any kind, use at your own risk!
  11  */
  12
  13 #ifdef HAVE_CONFIG_H
  14 #  include "config.h"
  15 #endif
  16 #include "intl.h"
  17
  18 #include <stdio.h>
  19 #include <stdlib.h>
  20 #include <string.h>
  21
  22 #include <gtk/gtk.h>
  23 #include <gdk/gdkkeysyms.h>
  24
  25 #include "main.h"
  26 #include "ui_misc.h"
  27
  28 #include "history_list.h"
  29
  30
  31 /*
  32  *-----------------------------------------------------------------------------
  33  * widget and layout utilities
  34  *-----------------------------------------------------------------------------
  35  */
  36
  37 GtkWidget *pref_box_new(GtkWidget *parent_box, gboolean fill,
  38                         GtkOrientation orientation, gboolean padding)
  39 {
  40         GtkWidget *box;
  41
  42         if (orientation == GTK_ORIENTATION_HORIZONTAL)
  43                 {
  44                 box = gtk_hbox_new(FALSE, padding);
  45                 }
  46         else
  47                 {
  48                 box = gtk_vbox_new(FALSE, padding);
  49                 }
  50
  51         gtk_box_pack_start(GTK_BOX(parent_box), box, fill, fill, 0);
  52         gtk_widget_show(box);
  53
  54         return box;
  55 }
  56
  57 GtkWidget *pref_group_new(GtkWidget *parent_box, gboolean fill,
  58                           const gchar *text, GtkOrientation orientation)
  59 {
  60         GtkWidget *box;
  61         GtkWidget *vbox;
  62         GtkWidget *hbox;
  63         GtkWidget *label;
  64
  65         vbox = gtk_vbox_new(FALSE, PREF_PAD_GAP);
  66
  67         /* add additional spacing if necessary */
  68         if (GTK_IS_VBOX(parent_box))
  69                 {
  70                 GList *list = gtk_container_get_children(GTK_CONTAINER(parent_box));
  71                 if (list)
  72                         {
  73                         pref_spacer(vbox, PREF_PAD_GROUP - PREF_PAD_GAP);
  74                         }
  75                 g_list_free(list);
  76                 }
  77
  78         gtk_box_pack_start(GTK_BOX(parent_box), vbox, fill, fill, 0);
  79         gtk_widget_show(vbox);
  80
  81         label = gtk_label_new(text);
  82         gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
  83         pref_label_bold(label, TRUE, FALSE);
  84
  85         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
  86         gtk_widget_show(label);
  87
  88         hbox = gtk_hbox_new(FALSE, PREF_PAD_INDENT);
  89         gtk_box_pack_start(GTK_BOX(vbox), hbox, TRUE, TRUE, 0);
  90         gtk_widget_show(hbox);
  91
  92         /* indent using empty box */
  93         pref_spacer(hbox, 0);
  94
  95         if (orientation == GTK_ORIENTATION_HORIZONTAL)
  96                 {
  97                 box = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
  98                 }
  99         else
 100                 {
 101                 box = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 102                 }
 103         gtk_box_pack_start(GTK_BOX(hbox), box, TRUE, TRUE, 0);
 104         gtk_widget_show(box);
 105
 106         g_object_set_data(G_OBJECT(box), "pref_group", vbox);
 107
 108         return box;
 109 }
 110
 111 GtkWidget *pref_group_parent(GtkWidget *child)
 112 {
 113         GtkWidget *parent;
 114
 115         parent = child;
 116         while (parent)
 117                 {
 118                 GtkWidget *group;
 119
 120                 group = g_object_get_data(G_OBJECT(parent), "pref_group");
 121                 if (group && GTK_IS_WIDGET(group)) return group;
 122
 123                 parent = gtk_widget_get_parent(parent);
 124                 }
 125
 126         return child;
 127 }
 128
 129 GtkWidget *pref_frame_new(GtkWidget *parent_box, gboolean fill,
 130                           const gchar *text,
 131                           GtkOrientation orientation, gboolean padding)
 132 {
 133         GtkWidget *box;
 134         GtkWidget *frame = NULL;
 135
 136         frame = gtk_frame_new(text);
 137         gtk_box_pack_start(GTK_BOX(parent_box), frame, fill, fill, 0);
 138         gtk_widget_show(frame);
 139
 140         if (orientation == GTK_ORIENTATION_HORIZONTAL)
 141                 {
 142                 box = gtk_hbox_new(FALSE, padding);
 143                 }
 144         else
 145                 {
 146                 box = gtk_vbox_new(FALSE, padding);
 147                 }
 148         gtk_container_add(GTK_CONTAINER(frame), box);
 149         gtk_container_set_border_width(GTK_CONTAINER(box), PREF_PAD_BORDER);
 150         gtk_widget_show(box);
 151
 152         return box;
 153 }
 154
 155 GtkWidget *pref_spacer(GtkWidget *parent_box, gboolean padding)
 156 {
 157         GtkWidget *spacer;
 158
 159         spacer = gtk_hbox_new(FALSE, 0);
 160         gtk_box_pack_start(GTK_BOX(parent_box), spacer, FALSE, FALSE, padding / 2);
 161         gtk_widget_show(spacer);
 162
 163         return spacer;
 164 }
 165
 166 GtkWidget *pref_line(GtkWidget *parent_box, gboolean padding)
 167 {
 168         GtkWidget *spacer;
 169
 170         if (GTK_IS_HBOX(parent_box))
 171                 {
 172                 spacer = gtk_vseparator_new();
 173                 }
 174         else
 175                 {
 176                 spacer = gtk_hseparator_new();
 177                 }
 178
 179         gtk_box_pack_start(GTK_BOX(parent_box), spacer, FALSE, FALSE, padding / 2);
 180         gtk_widget_show(spacer);
 181
 182         return spacer;
 183 }
 184
 185 GtkWidget *pref_label_new(GtkWidget *parent_box, const gchar *text)
 186 {
 187         GtkWidget *label;
 188
 189         label = gtk_label_new(text);
 190         gtk_box_pack_start(GTK_BOX(parent_box), label, FALSE, FALSE, 0);
 191         gtk_widget_show(label);
 192
 193         return label;
 194 }
 195
 196 GtkWidget *pref_label_new_mnemonic(GtkWidget *parent_box, const gchar *text, GtkWidget *widget)
 197 {
 198         GtkWidget *label;
 199
 200         label = gtk_label_new_with_mnemonic(text);
 201         gtk_label_set_mnemonic_widget(GTK_LABEL(label), widget);
 202         gtk_box_pack_start(GTK_BOX(parent_box), label, FALSE, FALSE, 0);
 203         gtk_widget_show(label);
 204
 205         return label;
 206 }
 207
 208 void pref_label_bold(GtkWidget *label, gboolean bold, gboolean increase_size)
 209 {
 210         PangoAttrList *pal;
 211         PangoAttribute *pa;
 212
 213         if (!bold && !increase_size) return;
 214
 215         pal = pango_attr_list_new();
 216
 217         if (bold)
 218                 {
 219                 pa = pango_attr_weight_new(PANGO_WEIGHT_BOLD);
 220                 pa->start_index = 0;
 221                 pa->end_index = G_MAXINT;
 222                 pango_attr_list_insert(pal, pa);
 223                 }
 224
 225         if (increase_size)
 226                 {
 227                 pa = pango_attr_scale_new(PANGO_SCALE_LARGE);
 228                 pa->start_index = 0;
 229                 pa->end_index = G_MAXINT;
 230                 pango_attr_list_insert(pal, pa);
 231                 }
 232
 233         gtk_label_set_attributes(GTK_LABEL(label), pal);
 234         pango_attr_list_unref(pal);
 235 }
 236
 237 GtkWidget *pref_button_new(GtkWidget *parent_box, const gchar *stock_id,
 238                            const gchar *text, gboolean hide_stock_text,
 239                            GCallback func, gpointer data)
 240 {
 241         GtkWidget *button;
 242
 243         if (stock_id && !text && !hide_stock_text)
 244                 {
 245                 button = gtk_button_new_from_stock(stock_id);
 246                 }
 247         else
 248                 {
 249                 GtkWidget *image = NULL;
 250                 GtkWidget *label = NULL;
 251
 252                 button = gtk_button_new();
 253
 254                 if (stock_id) image = gtk_image_new_from_stock(stock_id, GTK_ICON_SIZE_BUTTON);
 255                 if (text)
 256                         {
 257                         label = gtk_label_new_with_mnemonic(text);
 258                         gtk_misc_set_alignment(GTK_MISC(label), 0.5, 0.5);
 259                         gtk_label_set_mnemonic_widget(GTK_LABEL(label), button);
 260                         }
 261
 262                 if (image && label)
 263                         {
 264                         GtkWidget *align;
 265                         GtkWidget *hbox;
 266
 267                         hbox = gtk_hbox_new(FALSE, PREF_PAD_BUTTON_ICON_GAP);
 268
 269                         align = gtk_alignment_new(0.5, 0.5, 0.0, 0.0);
 270                         gtk_container_add(GTK_CONTAINER(button), align);
 271                         gtk_widget_show(align);
 272
 273                         gtk_container_add(GTK_CONTAINER(align), hbox);
 274                         gtk_widget_show(hbox);
 275
 276                         gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 277                         gtk_box_pack_end(GTK_BOX(hbox), label, FALSE, FALSE, 0);
 278                         }
 279                 else
 280                         {
 281                         if (image)
 282                                 {
 283                                 gtk_container_add(GTK_CONTAINER(button), image);
 284                                 }
 285                         else if (label)
 286                                 {
 287                                 gtk_container_add(GTK_CONTAINER(button), label);
 288                                 }
 289                         }
 290
 291                 if (image) gtk_widget_show(image);
 292                 if (label) gtk_widget_show(label);
 293                 }
 294
 295         if (func) g_signal_connect(G_OBJECT(button), "clicked", func, data);
 296
 297         if (parent_box)
 298                 {
 299                 gtk_box_pack_start(GTK_BOX(parent_box), button, FALSE, FALSE, 0);
 300                 gtk_widget_show(button);
 301                 }
 302
 303         return button;
 304 }
 305
 306 static GtkWidget *real_pref_checkbox_new(GtkWidget *parent_box, const gchar *text, gboolean mnemonic_text,
 307                                          gboolean active, GCallback func, gpointer data)
 308 {
 309         GtkWidget *button;
 310
 311         if (mnemonic_text)
 312                 {
 313                 button = gtk_check_button_new_with_mnemonic(text);
 314                 }
 315         else
 316                 {
 317                 button = gtk_check_button_new_with_label(text);
 318                 }
 319         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), active);
 320         if (func) g_signal_connect(G_OBJECT(button), "clicked", func, data);
 321
 322         gtk_box_pack_start(GTK_BOX(parent_box), button, FALSE, FALSE, 0);
 323         gtk_widget_show(button);
 324
 325         return button;
 326 }
 327
 328 GtkWidget *pref_checkbox_new(GtkWidget *parent_box, const gchar *text, gboolean active,
 329                              GCallback func, gpointer data)
 330 {
 331         return real_pref_checkbox_new(parent_box, text, FALSE, active, func, data);
 332 }
 333
 334 GtkWidget *pref_checkbox_new_mnemonic(GtkWidget *parent_box, const gchar *text, gboolean active,
 335                                       GCallback func, gpointer data)
 336 {
 337         return real_pref_checkbox_new(parent_box, text, TRUE, active, func, data);
 338 }
 339
 340 static void pref_checkbox_int_cb(GtkWidget *widget, gpointer data)
 341 {
 342         gboolean *result = data;
 343
 344         *result = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
 345 }
 346
 347 GtkWidget *pref_checkbox_new_int(GtkWidget *parent_box, const gchar *text, gboolean active,
 348                                  gboolean *result)
 349 {
 350         GtkWidget *button;
 351
 352         button = pref_checkbox_new(parent_box, text, active,
 353                                    G_CALLBACK(pref_checkbox_int_cb), result);
 354         *result = active;
 355
 356         return button;
 357 }
 358
 359 static void pref_checkbox_link_sensitivity_cb(GtkWidget *button, gpointer data)
 360 {
 361         GtkWidget *widget = data;
 362
 363         gtk_widget_set_sensitive(widget, gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button)));
 364 }
 365
 366 void pref_checkbox_link_sensitivity(GtkWidget *button, GtkWidget *widget)
 367 {
 368         g_signal_connect(G_OBJECT(button), "toggled",
 369                          G_CALLBACK(pref_checkbox_link_sensitivity_cb), widget);
 370
 371         pref_checkbox_link_sensitivity_cb(button, widget);
 372 }
 373
 374 static void pref_checkbox_link_sensitivity_swap_cb(GtkWidget *button, gpointer data)
 375 {
 376         GtkWidget *widget = data;
 377
 378         gtk_widget_set_sensitive(widget, !gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button)));
 379 }
 380
 381 void pref_checkbox_link_sensitivity_swap(GtkWidget *button, GtkWidget *widget)
 382 {
 383         g_signal_connect(G_OBJECT(button), "toggled",
 384                          G_CALLBACK(pref_checkbox_link_sensitivity_swap_cb), widget);
 385
 386         pref_checkbox_link_sensitivity_swap_cb(button, widget);
 387 }
 388
 389 static GtkWidget *real_pref_radiobutton_new(GtkWidget *parent_box, GtkWidget *sibling,
 390                                             const gchar *text, gboolean mnemonic_text, gboolean active,
 391                                             GCallback func, gpointer data)
 392 {
 393         GtkWidget *button;
 394         GSList *group;
 395
 396         if (sibling)
 397                 {
 398                 group = gtk_radio_button_get_group(GTK_RADIO_BUTTON(sibling));
 399                 }
 400         else
 401                 {
 402                 group = NULL;
 403                 }
 404
 405         if (mnemonic_text)
 406                 {
 407                 button = gtk_radio_button_new_with_mnemonic(group, text);
 408                 }
 409         else
 410                 {
 411                 button = gtk_radio_button_new_with_label(group, text);
 412                 }
 413
 414         if (active) gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), active);
 415         if (func) g_signal_connect(G_OBJECT(button), "clicked", func, data);
 416
 417         gtk_box_pack_start(GTK_BOX(parent_box), button, FALSE, FALSE, 0);
 418         gtk_widget_show(button);
 419
 420         return button;
 421 }
 422
 423 GtkWidget *pref_radiobutton_new(GtkWidget *parent_box, GtkWidget *sibling,
 424                                 const gchar *text, gboolean active,
 425                                 GCallback func, gpointer data)
 426 {
 427         return real_pref_radiobutton_new(parent_box, sibling, text, FALSE, active, func, data);
 428 }
 429
 430 GtkWidget *pref_radiobutton_new_mnemonic(GtkWidget *parent_box, GtkWidget *sibling,
 431                                          const gchar *text, gboolean active,
 432                                          GCallback func, gpointer data)
 433 {
 434         return real_pref_radiobutton_new(parent_box, sibling, text, TRUE, active, func, data);
 435 }
 436
 437 #define PREF_RADIO_VALUE_KEY "pref_radio_value"
 438
 439 static void pref_radiobutton_int_cb(GtkWidget *widget, gpointer data)
 440 {
 441         gboolean *result = data;
 442
 443         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget)))
 444                 {
 445                 *result = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), PREF_RADIO_VALUE_KEY));
 446                 }
 447 }
 448
 449 GtkWidget *pref_radiobutton_new_int(GtkWidget *parent_box, GtkWidget *sibling,
 450                                     const gchar *text, gboolean active,
 451                                     gboolean *result, gboolean value,
 452                                     GCallback func, gpointer data)
 453 {
 454         GtkWidget *button;
 455
 456         button = pref_radiobutton_new(parent_box, sibling, text, active,
 457                                       G_CALLBACK(pref_radiobutton_int_cb), result);
 458         g_object_set_data(G_OBJECT(button), PREF_RADIO_VALUE_KEY, GINT_TO_POINTER(value));
 459         if (active) *result = value;
 460
 461         return button;
 462 }
 463
 464 static GtkWidget *real_pref_spin_new(GtkWidget *parent_box, const gchar *text, const gchar *suffix,
 465                                      gboolean mnemonic_text,
 466                                      gdouble min, gdouble max, gdouble step, gint digits,
 467                                      gdouble value,
 468                                      GCallback func, gpointer data)
 469 {
 470         GtkWidget *spin;
 471         GtkWidget *box;
 472         GtkWidget *label;
 473
 474         box = pref_box_new(parent_box, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_SPACE);
 475
 476         spin = gtk_spin_button_new_with_range(min, max, step);
 477         gtk_spin_button_set_digits(GTK_SPIN_BUTTON(spin), digits);
 478         gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), value);
 479
 480         if (func)
 481                 {
 482                 g_signal_connect(G_OBJECT(spin), "value_changed", G_CALLBACK(func), data);
 483                 }
 484
 485         if (text)
 486                 {
 487                 if (mnemonic_text)
 488                         {
 489                         label = pref_label_new_mnemonic(box, text, spin);
 490                         }
 491                 else
 492                         {
 493                         label = pref_label_new(box, text);
 494                         }
 495                 pref_link_sensitivity(label, spin);
 496                 }
 497
 498         gtk_box_pack_start(GTK_BOX(box), spin, FALSE, FALSE, 0);
 499         gtk_widget_show(spin);
 500
 501         /* perhaps this should only be PREF_PAD_GAP distance from spinbutton ? */
 502         if (suffix)
 503                 {
 504                 label =  pref_label_new(box, suffix);
 505                 pref_link_sensitivity(label, spin);
 506                 }
 507
 508         return spin;
 509 }
 510
 511 GtkWidget *pref_spin_new(GtkWidget *parent_box, const gchar *text, const gchar *suffix,
 512                          gdouble min, gdouble max, gdouble step, gint digits,
 513                          gdouble value,
 514                          GCallback func, gpointer data)
 515 {
 516         return real_pref_spin_new(parent_box, text, suffix, FALSE,
 517                                   min, max, step, digits, value, func, data);
 518 }
 519
 520 GtkWidget *pref_spin_new_mnemonic(GtkWidget *parent_box, const gchar *text, const gchar *suffix,
 521                                   gdouble min, gdouble max, gdouble step, gint digits,
 522                                   gdouble value,
 523                                   GCallback func, gpointer data)
 524 {
 525         return real_pref_spin_new(parent_box, text, suffix, TRUE,
 526                                   min, max, step, digits, value, func, data);
 527 }
 528
 529 static void pref_spin_int_cb(GtkWidget *widget, gpointer data)
 530 {
 531         gint *var = data;
 532         *var = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(widget));
 533 }
 534
 535 GtkWidget *pref_spin_new_int(GtkWidget *parent_box, const gchar *text, const gchar *suffix,
 536                              gint min, gint max, gint step,
 537                              gint value, gint *value_var)
 538 {
 539         *value_var = value;
 540         return pref_spin_new(parent_box, text, suffix,
 541                              (gdouble)min, (gdouble)max, (gdouble)step, 0,
 542                              value,
 543                              G_CALLBACK(pref_spin_int_cb), value_var);
 544 }
 545
 546 #if 0
 547 void pref_spin_set_blocking(GtkWidget *spin, gdouble value, gpointer block_data)
 548 {
 549         g_signal_handlers_block_matched(G_OBJECT(spin), G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, block_data);
 550         gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), value);
 551         g_signal_handlers_unblock_matched(G_OBJECT(spin), G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, block_data);
 552 }
 553 #endif
 554
 555 static void pref_link_sensitivity_cb(GtkWidget *watch, GtkStateType prev_state, gpointer data)
 556 {
 557         GtkWidget *widget = data;
 558
 559         gtk_widget_set_sensitive(widget, gtk_widget_is_sensitive(watch));
 560 }
 561
 562 void pref_link_sensitivity(GtkWidget *widget, GtkWidget *watch)
 563 {
 564         g_signal_connect(G_OBJECT(watch), "state_changed",
 565                          G_CALLBACK(pref_link_sensitivity_cb), widget);
 566 }
 567
 568 void pref_signal_block_data(GtkWidget *widget, gpointer data)
 569 {
 570         g_signal_handlers_block_matched(widget, G_SIGNAL_MATCH_DATA,
 571                                         0, 0, NULL, NULL, data);
 572 }
 573
 574 void pref_signal_unblock_data(GtkWidget *widget, gpointer data)
 575 {
 576         g_signal_handlers_unblock_matched(widget, G_SIGNAL_MATCH_DATA,
 577                                           0, 0, NULL, NULL, data);
 578 }
 579
 580 GtkWidget *pref_table_new(GtkWidget *parent_box, gint columns, gint rows,
 581                           gboolean homogeneous, gboolean fill)
 582 {
 583         GtkWidget *table;
 584
 585         table = gtk_table_new(rows, columns, homogeneous);
 586         gtk_table_set_row_spacings(GTK_TABLE(table), PREF_PAD_GAP);
 587         gtk_table_set_col_spacings(GTK_TABLE(table), PREF_PAD_SPACE);
 588
 589         if (parent_box)
 590                 {
 591                 gtk_box_pack_start(GTK_BOX(parent_box), table, fill, fill, 0);
 592                 gtk_widget_show(table);
 593                 }
 594
 595         return table;
 596 }
 597
 598 GtkWidget *pref_table_box(GtkWidget *table, gint column, gint row,
 599                           GtkOrientation orientation, const gchar *text)
 600 {
 601         GtkWidget *box;
 602         GtkWidget *shell;
 603
 604         if (text)
 605                 {
 606                 shell = gtk_vbox_new(FALSE, 0);
 607                 box = pref_group_new(shell, TRUE, text, orientation);
 608                 }
 609         else
 610                 {
 611                 if (orientation == GTK_ORIENTATION_HORIZONTAL)
 612                         {
 613                         box = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
 614                         }
 615                 else
 616                         {
 617                         box = gtk_vbox_new(FALSE, PREF_PAD_GAP);
 618                         }
 619                 shell = box;
 620                 }
 621
 622         gtk_table_attach(GTK_TABLE(table), shell, column, column + 1, row, row + 1,
 623                          GTK_EXPAND | GTK_FILL, 0, 0, 0);
 624
 625         gtk_widget_show(shell);
 626
 627         return box;
 628 }
 629
 630 GtkWidget *pref_table_label(GtkWidget *table, gint column, gint row,
 631                             const gchar *text, gfloat alignment)
 632 {
 633         GtkWidget *label;
 634         GtkWidget *align;
 635
 636         align = gtk_alignment_new(alignment, 0.50, 0.0, 0.0);
 637         gtk_table_attach(GTK_TABLE(table), align, column, column + 1, row, row + 1,
 638                          GTK_FILL, 0, 0, 0);
 639         gtk_widget_show(align);
 640         label = gtk_label_new(text);
 641         gtk_container_add(GTK_CONTAINER(align), label);
 642         gtk_widget_show(label);
 643
 644         return label;
 645 }
 646
 647 GtkWidget *pref_table_button(GtkWidget *table, gint column, gint row,
 648                              const gchar *stock_id, const gchar *text, gboolean hide_stock_text,
 649                              GCallback func, gpointer data)
 650 {
 651         GtkWidget *button;
 652
 653         button = pref_button_new(NULL, stock_id, text, hide_stock_text, func, data);
 654         gtk_table_attach(GTK_TABLE(table), button, column, column + 1, row, row + 1,
 655                          GTK_FILL, 0, 0, 0);
 656         gtk_widget_show(button);
 657
 658         return button;
 659 }
 660
 661 #if 0
 662 static GtkWidget *pref_table_checkbox(GtkWidget *table, gint column, gint row,
 663                                       const gchar *text, gint active,
 664                                       GCallback func, gpointer data)
 665 {
 666         GtkWidget *button;
 667
 668         button = gtk_check_button_new_with_label(text);
 669         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), active);
 670         if (func) g_signal_connect(G_OBJECT(button), "clicked", func, data);
 671
 672         gtk_table_attach(GTK_TABLE(table), button, column, column + 1, row, row + 1,
 673                          GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL, 0, 0);
 674         gtk_widget_show(button);
 675
 676         return button;
 677 }
 678 #endif
 679
 680 GtkWidget *pref_table_spin(GtkWidget *table, gint column, gint row,
 681                            const gchar *text, const gchar *suffix,
 682                            gdouble min, gdouble max, gdouble step, gint digits,
 683                            gdouble value,
 684                            GCallback func, gpointer data)
 685 {
 686         GtkWidget *spin;
 687         GtkWidget *box;
 688         GtkWidget *label;
 689
 690         spin = gtk_spin_button_new_with_range(min, max, step);
 691         gtk_spin_button_set_digits(GTK_SPIN_BUTTON(spin), digits);
 692         gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), value);
 693         if (func)
 694                 {
 695                 g_signal_connect(G_OBJECT(spin), "value_changed", G_CALLBACK(func), data);
 696                 }
 697
 698         if (text)
 699                 {
 700                 label = pref_table_label(table, column, row, text, 1.0);
 701                 pref_link_sensitivity(label, spin);
 702                 column++;
 703                 }
 704
 705         if (suffix)
 706                 {
 707                 box = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
 708                 gtk_box_pack_start(GTK_BOX(box), spin, FALSE, FALSE, 0);
 709                 gtk_widget_show(spin);
 710
 711                 label = pref_label_new(box, suffix);
 712                 pref_link_sensitivity(label, spin);
 713                 }
 714         else
 715                 {
 716                 box = spin;
 717                 }
 718
 719         gtk_table_attach(GTK_TABLE(table), box, column, column + 1, row, row + 1,
 720                          GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL, 0, 0);
 721         gtk_widget_show(box);
 722
 723         return spin;
 724 }
 725
 726 GtkWidget *pref_table_spin_new_int(GtkWidget *table, gint column, gint row,
 727                                    const gchar *text, const gchar *suffix,
 728                                    gint min, gint max, gint step,
 729                                    gint value, gint *value_var)
 730 {
 731         *value_var = value;
 732         return pref_table_spin(table, column, row,
 733                                text, suffix,
 734                                (gdouble)min, (gdouble)max, (gdouble)step, 0,
 735                                value,
 736                                G_CALLBACK(pref_spin_int_cb), value_var);
 737 }
 738
 739
 740 GtkWidget *pref_toolbar_new(GtkWidget *parent_box, GtkToolbarStyle style)
 741 {
 742         GtkWidget *tbar;
 743
 744         tbar = gtk_toolbar_new();
 745         gtk_toolbar_set_style(GTK_TOOLBAR(tbar), style);
 746
 747         if (parent_box)
 748                 {
 749                 gtk_box_pack_start(GTK_BOX(parent_box), tbar, FALSE, FALSE, 0);
 750                 gtk_widget_show(tbar);
 751                 }
 752         return tbar;
 753 }
 754
 755 GtkWidget *pref_toolbar_button(GtkWidget *toolbar,
 756                                const gchar *stock_id, const gchar *label, gboolean toggle,
 757                                const gchar *description,
 758                                GCallback func, gpointer data)
 759 {
 760         GtkWidget *item;
 761
 762         if (toggle)
 763                 {
 764                 if (stock_id)
 765                         {
 766                         item = GTK_WIDGET(gtk_toggle_tool_button_new_from_stock(stock_id));
 767                         }
 768                 else
 769                         {
 770                         item = GTK_WIDGET(gtk_toggle_tool_button_new());
 771                         }
 772                 }
 773         else
 774                 {
 775                 if (stock_id)
 776                         {
 777                         item = GTK_WIDGET(gtk_tool_button_new_from_stock(stock_id));
 778                         }
 779                 else
 780                         {
 781                         item = GTK_WIDGET(gtk_tool_button_new(NULL, NULL));
 782                         }
 783                 }
 784         gtk_tool_button_set_use_underline(GTK_TOOL_BUTTON(item), TRUE);
 785
 786         if (label) gtk_tool_button_set_label(GTK_TOOL_BUTTON(item), label);
 787
 788         if (func) g_signal_connect(item, "clicked", func, data);
 789         gtk_container_add(GTK_CONTAINER(toolbar), item);
 790         gtk_widget_show(item);
 791
 792         if (description)
 793                 {
 794                 gtk_widget_set_tooltip_text(item, description);
 795                 }
 796
 797         return item;
 798 }
 799
 800 void pref_toolbar_button_set_icon(GtkWidget *button, GtkWidget *widget, const gchar *stock_id)
 801 {
 802         if (widget)
 803                 {
 804                 gtk_tool_button_set_icon_widget(GTK_TOOL_BUTTON(button), widget);
 805                 }
 806         else if (stock_id)
 807                 {
 808                 gtk_tool_button_set_stock_id(GTK_TOOL_BUTTON(button), stock_id);
 809                 }
 810 }
 811
 812 GtkWidget *pref_toolbar_spacer(GtkWidget *toolbar)
 813 {
 814         GtkWidget *item;
 815
 816         item = GTK_WIDGET(gtk_separator_tool_item_new());
 817         gtk_container_add(GTK_CONTAINER(toolbar), item);
 818         gtk_widget_show(item);
 819
 820         return item;
 821 }
 822
 823
 824 /*
 825  *-----------------------------------------------------------------------------
 826  * date selection entry
 827  *-----------------------------------------------------------------------------
 828  */
 829
 830 #define DATE_SELECION_KEY "date_selection_data"
 831
 832
 833 typedef struct _DateSelection DateSelection;
 834 struct _DateSelection
 835 {
 836         GtkWidget *box;
 837
 838         GtkWidget *spin_d;
 839         GtkWidget *spin_m;
 840         GtkWidget *spin_y;
 841
 842         GtkWidget *button;
 843
 844         GtkWidget *window;
 845         GtkWidget *calendar;
 846 };
 847
 848
 849 static void date_selection_popup_hide(DateSelection *ds)
 850 {
 851         if (!ds->window) return;
 852
 853         if (gtk_widget_has_grab(ds->window))
 854                 {
 855                 gtk_grab_remove(ds->window);
 856                 gdk_keyboard_ungrab(GDK_CURRENT_TIME);
 857                 gdk_pointer_ungrab(GDK_CURRENT_TIME);
 858                 }
 859
 860         gtk_widget_hide(ds->window);
 861
 862         gtk_widget_destroy(ds->window);
 863         ds->window = NULL;
 864         ds->calendar = NULL;
 865
 866         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(ds->button), FALSE);
 867 }
 868
 869 static gboolean date_selection_popup_release_cb(GtkWidget *widget, GdkEventButton *event, gpointer data)
 870 {
 871         DateSelection *ds = data;
 872
 873         date_selection_popup_hide(ds);
 874         return TRUE;
 875 }
 876
 877 static gboolean date_selection_popup_press_cb(GtkWidget *widget, GdkEventButton *event, gpointer data)
 878 {
 879         DateSelection *ds = data;
 880         gint x, y;
 881         gint w, h;
 882         gint xr, yr;
 883         GdkWindow *window;
 884
 885         xr = (gint)event->x_root;
 886         yr = (gint)event->y_root;
 887
 888         window = gtk_widget_get_window(ds->window);
 889         gdk_window_get_origin(window, &x, &y);
 890         w = gdk_window_get_width(window);
 891         h = gdk_window_get_height(window);
 892
 893         if (xr < x || yr < y || xr > x + w || yr > y + h)
 894                 {
 895                 g_signal_connect(G_OBJECT(ds->window), "button_release_event",
 896                                  G_CALLBACK(date_selection_popup_release_cb), ds);
 897                 return TRUE;
 898                 }
 899
 900         return FALSE;
 901 }
 902
 903 static void date_selection_popup_sync(DateSelection *ds)
 904 {
 905         guint day, month, year;
 906
 907         gtk_calendar_get_date(GTK_CALENDAR(ds->calendar), &year, &month, &day);
 908         date_selection_set(ds->box, day, month + 1, year);
 909 }
 910
 911 static gboolean date_selection_popup_keypress_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
 912 {
 913         DateSelection *ds = data;
 914
 915         switch (event->keyval)
 916                 {
 917                 case GDK_KEY_Return:
 918                 case GDK_KEY_KP_Enter:
 919                 case GDK_KEY_Tab:
 920                 case GDK_KEY_ISO_Left_Tab:
 921                         date_selection_popup_sync(ds);
 922                         date_selection_popup_hide(ds);
 923                         break;
 924                 case GDK_KEY_Escape:
 925                         date_selection_popup_hide(ds);
 926                         break;
 927                 default:
 928                         break;
 929                 }
 930
 931         return FALSE;
 932 }
 933
 934 static void date_selection_day_cb(GtkWidget *widget, gpointer data)
 935 {
 936         DateSelection *ds = data;
 937
 938         date_selection_popup_sync(ds);
 939 }
 940
 941 static void date_selection_doubleclick_cb(GtkWidget *widget, gpointer data)
 942 {
 943         DateSelection *ds = data;
 944
 945         date_selection_popup_hide(ds);
 946 }
 947
 948 static void date_selection_popup(DateSelection *ds)
 949 {
 950         gint x, y;
 951         gint wx, wy;
 952         gint day, month, year;
 953         GtkAllocation button_allocation;
 954         GtkAllocation window_allocation;
 955
 956         if (ds->window) return;
 957
 958         ds->window = gtk_window_new(GTK_WINDOW_POPUP);
 959         gtk_window_set_resizable(GTK_WINDOW(ds->window), FALSE);
 960         g_signal_connect(G_OBJECT(ds->window), "button_press_event",
 961                          G_CALLBACK(date_selection_popup_press_cb), ds);
 962         g_signal_connect(G_OBJECT(ds->window), "key_press_event",
 963                          G_CALLBACK(date_selection_popup_keypress_cb), ds);
 964
 965         ds->calendar = gtk_calendar_new();
 966         gtk_container_add(GTK_CONTAINER(ds->window), ds->calendar);
 967         gtk_widget_show(ds->calendar);
 968
 969         date_selection_get(ds->box, &day, &month, &year);
 970         gtk_calendar_select_month(GTK_CALENDAR(ds->calendar), month - 1, year);
 971         gtk_calendar_select_day(GTK_CALENDAR(ds->calendar), day);
 972
 973         g_signal_connect(G_OBJECT(ds->calendar), "day_selected",
 974                          G_CALLBACK(date_selection_day_cb), ds);
 975         g_signal_connect(G_OBJECT(ds->calendar), "day_selected_double_click",
 976                         G_CALLBACK(date_selection_doubleclick_cb), ds);
 977
 978         gtk_widget_realize(ds->window);
 979
 980         gdk_window_get_origin(gtk_widget_get_window(ds->button), &wx, &wy);
 981
 982         gtk_widget_get_allocation(ds->button, &button_allocation);
 983         gtk_widget_get_allocation(ds->window, &window_allocation);
 984
 985         x = wx + button_allocation.x + button_allocation.width - window_allocation.width;
 986         y = wy + button_allocation.y + button_allocation.height;
 987
 988         if (y + window_allocation.height > gdk_screen_height())
 989                 {
 990                 y = wy + button_allocation.y - window_allocation.height;
 991                 }
 992         if (x < 0) x = 0;
 993         if (y < 0) y = 0;
 994
 995         gtk_window_move(GTK_WINDOW(ds->window), x, y);
 996         gtk_widget_show(ds->window);
 997
 998         gtk_widget_grab_focus(ds->calendar);
 999         gdk_pointer_grab(gtk_widget_get_window(ds->window), TRUE,
1000                          GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_MOTION_MASK,
1001                          NULL, NULL, GDK_CURRENT_TIME);
1002         gdk_keyboard_grab(gtk_widget_get_window(ds->window), TRUE, GDK_CURRENT_TIME);
1003         gtk_grab_add(ds->window);
1004
1005         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(ds->button), TRUE);
1006 }
1007
1008 static void date_selection_button_cb(GtkWidget *widget, gpointer data)
1009 {
1010         DateSelection *ds = data;
1011
1012         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(ds->button)) == (!ds->window))
1013                 {
1014                 date_selection_popup(ds);
1015                 }
1016 }
1017
1018 static void button_size_allocate_cb(GtkWidget *button, GtkAllocation *allocation, gpointer data)
1019 {
1020         GtkWidget *spin = data;
1021         GtkRequisition spin_requisition;
1022         gtk_widget_get_requisition(spin, &spin_requisition);
1023
1024         if (allocation->height > spin_requisition.height)
1025                 {
1026                 GtkAllocation button_allocation;
1027                 GtkAllocation spin_allocation;
1028
1029                 gtk_widget_get_allocation(button, &button_allocation);
1030                 gtk_widget_get_allocation(spin, &spin_allocation);
1031                 button_allocation.height = spin_requisition.height;
1032                 button_allocation.y = spin_allocation.y +
1033                         (spin_allocation.height - spin_requisition.height) / 2;
1034                 gtk_widget_size_allocate(button, &button_allocation);
1035                 }
1036 }
1037
1038 static void spin_increase(GtkWidget *spin, gint value)
1039 {
1040         GtkRequisition req;
1041
1042         gtk_widget_size_request(spin, &req);
1043         gtk_widget_set_size_request(spin, req.width + value, -1);
1044 }
1045
1046 static void date_selection_destroy_cb(GtkWidget *widget, gpointer data)
1047 {
1048         DateSelection *ds = data;
1049
1050         date_selection_popup_hide(ds);
1051
1052         g_free(ds);
1053 }
1054
1055 GtkWidget *date_selection_new(void)
1056 {
1057         DateSelection *ds;
1058         GtkWidget *arrow;
1059
1060         ds = g_new0(DateSelection, 1);
1061
1062         ds->box = gtk_hbox_new(FALSE, 2);
1063         g_signal_connect(G_OBJECT(ds->box), "destroy",
1064                          G_CALLBACK(date_selection_destroy_cb), ds);
1065
1066         /* FIXME: use option menu with text format of month instead of a spin button */
1067         ds->spin_m = pref_spin_new(ds->box, NULL, NULL, 1, 12, 1, 0, 1, NULL, NULL);
1068         ds->spin_d = pref_spin_new(ds->box, NULL, NULL, 1, 31, 1, 0, 1, NULL, NULL);
1069         ds->spin_y = pref_spin_new(ds->box, NULL, NULL, 1900, 9999, 1, 0, 1900, NULL, NULL);
1070         spin_increase(ds->spin_y, 5);
1071
1072         ds->button = gtk_toggle_button_new();
1073         g_signal_connect(G_OBJECT(ds->button), "size_allocate",
1074                          G_CALLBACK(button_size_allocate_cb), ds->spin_y);
1075
1076         arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_NONE);
1077         gtk_container_add(GTK_CONTAINER(ds->button), arrow);
1078         gtk_widget_show(arrow);
1079
1080         gtk_box_pack_start(GTK_BOX(ds->box), ds->button, FALSE, FALSE, 0);
1081         g_signal_connect(G_OBJECT(ds->button), "clicked",
1082                          G_CALLBACK(date_selection_button_cb), ds);
1083         gtk_widget_show(ds->button);
1084
1085         g_object_set_data(G_OBJECT(ds->box), DATE_SELECION_KEY, ds);
1086
1087         return ds->box;
1088 }
1089
1090 void date_selection_set(GtkWidget *widget, gint day, gint month, gint year)
1091 {
1092         DateSelection *ds;
1093
1094         ds = g_object_get_data(G_OBJECT(widget), DATE_SELECION_KEY);
1095         if (!ds) return;
1096
1097         gtk_spin_button_set_value(GTK_SPIN_BUTTON(ds->spin_d), (gdouble)day);
1098         gtk_spin_button_set_value(GTK_SPIN_BUTTON(ds->spin_m), (gdouble)month);
1099         gtk_spin_button_set_value(GTK_SPIN_BUTTON(ds->spin_y), (gdouble)year);
1100 }
1101
1102
1103 void date_selection_get(GtkWidget *widget, gint *day, gint *month, gint *year)
1104 {
1105         DateSelection *ds;
1106
1107         ds = g_object_get_data(G_OBJECT(widget), DATE_SELECION_KEY);
1108         if (!ds) return;
1109
1110         if (day) *day = gtk_spin_button_get_value(GTK_SPIN_BUTTON(ds->spin_d));
1111         if (month) *month = gtk_spin_button_get_value(GTK_SPIN_BUTTON(ds->spin_m));
1112         if (year) *year = gtk_spin_button_get_value(GTK_SPIN_BUTTON(ds->spin_y));
1113 }
1114
1115 void date_selection_time_set(GtkWidget *widget, time_t t)
1116 {
1117         struct tm *lt;
1118
1119         lt = localtime(&t);
1120         if (!lt) return;
1121
1122         date_selection_set(widget, lt->tm_mday, lt->tm_mon + 1, lt->tm_year + 1900);
1123 }
1124
1125 time_t date_selection_time_get(GtkWidget *widget)
1126 {
1127         struct tm lt;
1128         gint day = 0;
1129         gint month = 0;
1130         gint year = 0;
1131
1132         date_selection_get(widget, &day, &month ,&year);
1133
1134         lt.tm_sec = 0;
1135         lt.tm_min = 0;
1136         lt.tm_hour = 0;
1137         lt.tm_mday = day;
1138         lt.tm_mon = month - 1;
1139         lt.tm_year = year - 1900;
1140         lt.tm_isdst = 0;
1141
1142         return mktime(&lt);
1143 }
1144
1145
1146 /*
1147  *-----------------------------------------------------------------------------
1148  * Sizer, without using a GtkPaned
1149  *-----------------------------------------------------------------------------
1150  */
1151
1152 #define SIZER_DATA_KEY "sizer_data"
1153
1154 typedef struct _SizerData SizerData;
1155 struct _SizerData
1156 {
1157         GtkWidget *sizer;
1158         GtkWidget *parent;
1159         GtkWidget *bounding_widget;
1160         SizerPositionType position;
1161
1162         gint hsize_min;
1163         gint hsize_max;
1164         gint vsize_min;
1165         gint vsize_max;
1166
1167         gboolean in_drag;
1168         gint press_x;
1169         gint press_y;
1170         gint press_width;
1171         gint press_height;
1172
1173         gboolean handle_prelit;
1174 };
1175
1176
1177 static gint sizer_default_handle_size(void)
1178 {
1179         gint handle_size = 5;
1180         GtkWidget *paned;
1181         GtkStyle *style;
1182
1183         paned = gtk_hpaned_new();
1184
1185         style = gtk_rc_get_style(paned);
1186         gtk_widget_set_style(paned, style);
1187         gtk_widget_style_get(paned, "handle_size", &handle_size, NULL);
1188
1189         gtk_widget_destroy(paned);
1190
1191         return handle_size;
1192 }
1193
1194 static gboolean sizer_motion_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1195 {
1196         SizerData *sd = data;
1197         gint x, y;
1198         gint w, h;
1199         GtkAllocation parent_allocation;
1200
1201         if (!sd->in_drag) return FALSE;
1202
1203         x = sd->press_x - bevent->x_root;
1204         y = sd->press_y - bevent->y_root;
1205
1206         w = sd->press_width;
1207         h = sd->press_height;
1208
1209         if (sd->position & SIZER_POS_LEFT)
1210                 {
1211                 w += x;
1212                 }
1213         else if (sd->position & SIZER_POS_RIGHT)
1214                 {
1215                 w -= x;
1216                 }
1217
1218         if (sd->position & SIZER_POS_TOP)
1219                 {
1220                 h += y;
1221                 }
1222         else if (sd->position & SIZER_POS_BOTTOM)
1223                 {
1224                 h -= y;
1225                 }
1226
1227         if (sd->hsize_min >= 0) w = MAX(w, sd->hsize_min);
1228         if (sd->vsize_min >= 0) h = MAX(h, sd->vsize_min);
1229
1230         if (sd->bounding_widget)
1231                 {
1232                 GtkAllocation sizer_allocation;
1233                 GtkAllocation bounding_allocation;
1234                 gtk_widget_get_allocation(sd->sizer, &sizer_allocation);
1235                 gtk_widget_get_allocation(sd->bounding_widget, &bounding_allocation);
1236                 w = CLAMP(w, sizer_allocation.width, bounding_allocation.width);
1237                 h = CLAMP(h, sizer_allocation.height, bounding_allocation.height);
1238                 }
1239         else
1240                 {
1241                 GtkAllocation sizer_allocation;
1242                 gtk_widget_get_allocation(sd->sizer, &sizer_allocation);
1243                 if (w < sizer_allocation.width) w = sizer_allocation.width;
1244                 if (h < sizer_allocation.height) h = sizer_allocation.height;
1245                 }
1246
1247         if (sd->hsize_max >= 0) w = MIN(w, sd->hsize_max);
1248         if (sd->vsize_max >= 0) h = MIN(h, sd->vsize_max);
1249
1250         gtk_widget_get_allocation(sd->parent, &parent_allocation);
1251         if (w == parent_allocation.width) w = -1;
1252         if (h == parent_allocation.height) h = -1;
1253
1254         if (w > 0 || h > 0) gtk_widget_set_size_request(sd->parent, w, h);
1255
1256         return TRUE;
1257 }
1258
1259 static gboolean sizer_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1260 {
1261         SizerData *sd = data;
1262         GtkAllocation parent_allocation;
1263
1264         if (bevent->button != MOUSE_BUTTON_LEFT) return FALSE;
1265
1266         sd->in_drag = TRUE;
1267         sd->press_x = bevent->x_root;
1268         sd->press_y = bevent->y_root;
1269
1270         gtk_widget_get_allocation(sd->parent, &parent_allocation);
1271         sd->press_width = parent_allocation.width;
1272         sd->press_height = parent_allocation.height;
1273
1274         gdk_pointer_grab(gtk_widget_get_window(sd->sizer), FALSE,
1275                          GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
1276                          NULL, NULL, bevent->time);
1277         gtk_grab_add(sd->sizer);
1278
1279         return TRUE;
1280 }
1281
1282 static gboolean sizer_release_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1283 {
1284         SizerData *sd = data;
1285
1286         if (bevent->button != MOUSE_BUTTON_LEFT) return FALSE;
1287
1288         if (gdk_pointer_is_grabbed() && gtk_widget_has_grab(sd->sizer))
1289                 {
1290                 gtk_grab_remove(sd->sizer);
1291                 gdk_pointer_ungrab(bevent->time);
1292                 }
1293
1294         sd->in_drag = FALSE;
1295
1296         return TRUE;
1297 }
1298
1299 static void sizer_set_prelight(SizerData *sd, gboolean prelit)
1300 {
1301         GtkAllocation sizer_allocation;
1302         gtk_widget_get_allocation(sd->sizer, &sizer_allocation);
1303
1304         sd->handle_prelit = prelit;
1305         gtk_widget_queue_draw_area(sd->sizer, 0, 0,
1306                                    sizer_allocation.width, sizer_allocation.height);
1307 }
1308
1309 static gboolean sizer_enter_cb(GtkWidget *widget, GdkEventCrossing *event, gpointer data)
1310 {
1311         SizerData *sd = data;
1312
1313         sizer_set_prelight(sd, TRUE);
1314         return TRUE;
1315 }
1316
1317 static gboolean sizer_leave_cb(GtkWidget *widget, GdkEventCrossing *event, gpointer data)
1318 {
1319         SizerData *sd = data;
1320
1321         sizer_set_prelight(sd, FALSE);
1322         return TRUE;
1323 }
1324
1325 static gboolean sizer_expose_cb(GtkWidget *widget, GdkEventExpose *event, gpointer data)
1326 {
1327 #if GTK_CHECK_VERSION(3,0,0)
1328         GtkAllocation allocation;
1329
1330         gtk_widget_get_allocation(widget, &allocation);
1331
1332         cairo_t *cr = gdk_cairo_create(gtk_widget_get_window(widget));
1333
1334         gtk_render_handle (gtk_widget_get_style_context (widget),
1335                            cr, allocation.x, allocation.y, allocation.width, allocation.height);
1336         cairo_destroy(cr);
1337 #else
1338         SizerData *sd = data;
1339         GdkRectangle clip;
1340         GtkOrientation orientation;
1341         GtkStateType state;
1342         GtkAllocation allocation;
1343
1344         gtk_widget_get_allocation(widget, &allocation);
1345
1346         if (sd->position & SIZER_POS_LEFT || sd->position & SIZER_POS_RIGHT)
1347                 {
1348                 orientation = GTK_ORIENTATION_VERTICAL;
1349                 }
1350         else
1351                 {
1352                 orientation = GTK_ORIENTATION_HORIZONTAL;
1353                 }
1354
1355         if (sd->handle_prelit)
1356                 {
1357                 state = GTK_STATE_PRELIGHT;
1358                 }
1359         else
1360                 {
1361                 state = gtk_widget_get_state(widget);
1362                 }
1363
1364         gdk_region_get_clipbox(event->region, &clip);
1365
1366         gtk_paint_handle(gtk_widget_get_style(widget), gtk_widget_get_window(widget), state,
1367                          GTK_SHADOW_NONE, &clip, widget, "paned",
1368                          0, 0,
1369                          allocation.width, allocation.height,
1370                          orientation);
1371 #endif
1372
1373         return TRUE;
1374 }
1375
1376 static void sizer_realize_cb(GtkWidget *widget, gpointer data)
1377 {
1378         SizerData *sd = data;
1379         GdkCursorType n;
1380
1381         n = 0;
1382         if (sd->position & SIZER_POS_TOP || sd->position & SIZER_POS_BOTTOM)
1383                 {
1384                 n = GDK_SB_V_DOUBLE_ARROW;
1385                 }
1386         if (sd->position & SIZER_POS_LEFT || sd->position & SIZER_POS_RIGHT)
1387                 {
1388                 n = (n != 0) ? GDK_FLEUR : GDK_SB_H_DOUBLE_ARROW;
1389                 }
1390
1391         if (n != 0 && gtk_widget_get_window(widget))
1392                 {
1393                 GdkCursor *cursor;
1394                 cursor = gdk_cursor_new(n);
1395                 gdk_window_set_cursor(gtk_widget_get_window(widget), cursor);
1396                 gdk_cursor_unref(cursor);
1397                 }
1398 }
1399
1400 static void sizer_destroy_cb(GtkWidget *widget, gpointer data)
1401 {
1402         SizerData *sd = data;
1403
1404         g_free(sd);
1405 }
1406
1407 GtkWidget *sizer_new(GtkWidget *parent, GtkWidget *bounding_widget,
1408                      SizerPositionType position)
1409 {
1410         SizerData *sd;
1411         gint handle_size;
1412
1413         sd = g_new0(SizerData, 1);
1414
1415         sd->sizer = gtk_event_box_new();
1416         sd->parent = parent;
1417         sd->bounding_widget = bounding_widget;
1418         sd->position = position;
1419         sd->hsize_min = -1;
1420         sd->hsize_max = -1;
1421         sd->vsize_min = -1;
1422         sd->vsize_max = -1;
1423
1424         sd->in_drag = FALSE;
1425         sd->handle_prelit = FALSE;
1426
1427         g_signal_connect(G_OBJECT(sd->sizer), "destroy",
1428                          G_CALLBACK(sizer_destroy_cb), sd);
1429
1430         g_signal_connect(G_OBJECT(sd->sizer), "motion_notify_event",
1431                          G_CALLBACK(sizer_motion_cb), sd);
1432         g_signal_connect(G_OBJECT(sd->sizer), "button_press_event",
1433                          G_CALLBACK(sizer_press_cb), sd);
1434         g_signal_connect(G_OBJECT(sd->sizer), "button_release_event",
1435                          G_CALLBACK(sizer_release_cb), sd);
1436
1437         g_signal_connect(G_OBJECT(sd->sizer), "enter_notify_event",
1438                          G_CALLBACK(sizer_enter_cb), sd);
1439         g_signal_connect(G_OBJECT(sd->sizer), "leave_notify_event",
1440                          G_CALLBACK(sizer_leave_cb), sd);
1441
1442         gtk_widget_set_events(sd->sizer, GDK_POINTER_MOTION_MASK |
1443                                          GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_PRESS_MASK |
1444                                          GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK);
1445
1446         g_signal_connect(sd->sizer, "realize",
1447                          G_CALLBACK(sizer_realize_cb), sd);
1448         g_signal_connect(sd->sizer, "expose_event",
1449                          G_CALLBACK(sizer_expose_cb), sd);
1450
1451         handle_size = sizer_default_handle_size();
1452
1453         gtk_widget_set_size_request(sd->sizer, handle_size, handle_size);
1454 #if 0
1455         /* use this if you add a shadow border to the handle */
1456         gtk_widget_set_size_request(sd->sizer, handle_size + sd->sizer->style->xthickness * 2,
1457                                                handle_size + sd->sizer->style->ythickness * 2);
1458 #endif
1459
1460         g_object_set_data(G_OBJECT(sd->sizer), SIZER_DATA_KEY,sd);
1461
1462         return sd->sizer;
1463 }
1464
1465 void sizer_set_limits(GtkWidget *sizer,
1466                       gint hsize_min, gint hsize_max,
1467                       gint vsize_min, gint vsize_max)
1468 {
1469         SizerData *sd;
1470
1471         sd = g_object_get_data(G_OBJECT(sizer), SIZER_DATA_KEY);
1472         if (!sd) return;
1473
1474         sd->hsize_min = hsize_min;
1475         sd->hsize_max = hsize_max;
1476         sd->vsize_min = vsize_min;
1477         sd->vsize_max = vsize_max;
1478 }
1479
1480
1481 /*
1482  *-----------------------------------------------------------------------------
1483  * storing data in a history list with key,data pairs
1484  *-----------------------------------------------------------------------------
1485  */
1486
1487 #define PREF_LIST_MARKER_INT "[INT]:"
1488 #define PREF_LIST_MARKER_DOUBLE "[DOUBLE]:"
1489 #define PREF_LIST_MARKER_STRING "[STRING]:"
1490
1491 static GList *pref_list_find(const gchar *group, const gchar *token)
1492 {
1493         GList *work;
1494         gint l;
1495
1496         l = strlen(token);
1497
1498         work = history_list_get_by_key(group);
1499         while (work)
1500                 {
1501                 const gchar *text = work->data;
1502
1503                 if (strncmp(text, token, l) == 0) return work;
1504
1505                 work = work->next;
1506                 }
1507
1508         return NULL;
1509 }
1510
1511 static gboolean pref_list_get(const gchar *group, const gchar *key, const gchar *marker, const gchar **result)
1512 {
1513         gchar *token;
1514         GList *work;
1515         gboolean ret;
1516
1517         if (!group || !key || !marker)
1518                 {
1519                 *result = NULL;
1520                 return FALSE;
1521                 }
1522
1523         token = g_strconcat(key, marker, NULL);
1524
1525         work = pref_list_find(group, token);
1526         if (work)
1527                 {
1528                 *result = (const gchar *)work->data + strlen(token);
1529                 if (strlen(*result) == 0) *result = NULL;
1530                 ret = TRUE;
1531                 }
1532         else
1533                 {
1534                 *result = NULL;
1535                 ret = FALSE;
1536                 }
1537
1538         g_free(token);
1539
1540         return ret;
1541 }
1542
1543 static void pref_list_set(const gchar *group, const gchar *key, const gchar *marker, const gchar *text)
1544 {
1545         gchar *token;
1546         gchar *path;
1547         GList *work;
1548
1549         if (!group || !key || !marker) return;
1550
1551         token = g_strconcat(key, marker, NULL);
1552         path = g_strconcat(token, text, NULL);
1553
1554         work = pref_list_find(group, token);
1555         if (work)
1556                 {
1557                 gchar *old_path = work->data;
1558
1559                 if (text)
1560                         {
1561                         work->data = path;
1562                         path = NULL;
1563
1564                         g_free(old_path);
1565                         }
1566                 else
1567                         {
1568                         history_list_item_remove(group, old_path);
1569                         }
1570                 }
1571         else if (text)
1572                 {
1573                 history_list_add_to_key(group, path, 0);
1574                 }
1575
1576         g_free(path);
1577         g_free(token);
1578 }
1579
1580 void pref_list_int_set(const gchar *group, const gchar *key, gint value)
1581 {
1582         gchar *text;
1583
1584         text = g_strdup_printf("%d", value);
1585         pref_list_set(group, key, PREF_LIST_MARKER_INT, text);
1586         g_free(text);
1587 }
1588
1589 gboolean pref_list_int_get(const gchar *group, const gchar *key, gint *result)
1590 {
1591         const gchar *text;
1592
1593         if (!group || !key)
1594                 {
1595                 *result = 0;
1596                 return FALSE;
1597                 }
1598
1599         if (pref_list_get(group, key, PREF_LIST_MARKER_INT, &text) && text)
1600                 {
1601                 *result = (gint)strtol(text, NULL, 10);
1602                 return TRUE;
1603                 }
1604
1605         *result = 0;
1606         return FALSE;
1607 }
1608
1609 void pref_list_double_set(const gchar *group, const gchar *key, gdouble value)
1610 {
1611         gchar text[G_ASCII_DTOSTR_BUF_SIZE];
1612
1613         g_ascii_dtostr(text, sizeof(text), value);
1614         pref_list_set(group, key, PREF_LIST_MARKER_DOUBLE, text);
1615 }
1616
1617 gboolean pref_list_double_get(const gchar *group, const gchar *key, gdouble *result)
1618 {
1619         const gchar *text;
1620
1621         if (!group || !key)
1622                 {
1623                 *result = 0;
1624                 return FALSE;
1625                 }
1626
1627         if (pref_list_get(group, key, PREF_LIST_MARKER_DOUBLE, &text) && text)
1628                 {
1629                 *result = g_ascii_strtod(text, NULL);
1630                 return TRUE;
1631                 }
1632
1633         *result = 0;
1634         return FALSE;
1635 }
1636
1637 void pref_list_string_set(const gchar *group, const gchar *key, const gchar *value)
1638 {
1639         pref_list_set(group, key, PREF_LIST_MARKER_STRING, value);
1640 }
1641
1642 gboolean pref_list_string_get(const gchar *group, const gchar *key, const gchar **result)
1643 {
1644         return pref_list_get(group, key, PREF_LIST_MARKER_STRING, result);
1645 }
1646
1647
1648 void pref_color_button_set_cb(GtkWidget *widget, gpointer data)
1649 {
1650         GdkColor *color = data;
1651
1652         gtk_color_button_get_color(GTK_COLOR_BUTTON(widget), color);
1653 }
1654
1655 GtkWidget *pref_color_button_new(GtkWidget *parent_box,
1656                                  const gchar *title, const GdkColor *color,
1657                                  GCallback func, gpointer data)
1658 {
1659         GtkWidget *button;
1660
1661         if (color)
1662                 {
1663                 button = gtk_color_button_new_with_color(color);
1664                 }
1665         else
1666                 {
1667                 button = gtk_color_button_new();
1668                 }
1669
1670         if (func) g_signal_connect(G_OBJECT(button), "color-set", func, data);
1671
1672         if (title)
1673                 {
1674                 GtkWidget *label;
1675                 GtkWidget *hbox;
1676
1677                 gtk_color_button_set_title(GTK_COLOR_BUTTON(button), title);
1678                 label = gtk_label_new(title);
1679
1680                 hbox = gtk_hbox_new(TRUE, 0);
1681                 gtk_box_pack_start(GTK_BOX(parent_box), hbox, TRUE, TRUE, 0);
1682
1683                 gtk_box_pack_start(GTK_BOX(hbox), label, TRUE, TRUE, 0);
1684                 gtk_box_pack_start(GTK_BOX(hbox), button, TRUE, TRUE, 0);
1685
1686                 gtk_widget_show_all(hbox);
1687                 }
1688         else
1689                 {
1690                 gtk_widget_show(button);
1691                 }
1692
1693         return button;
1694 }
1695
1696 /*
1697  *-----------------------------------------------------------------------------
1698  * text widget
1699  *-----------------------------------------------------------------------------
1700  */
1701
1702 gchar *text_widget_text_pull(GtkWidget *text_widget)
1703 {
1704         if (GTK_IS_TEXT_VIEW(text_widget))
1705                 {
1706                 GtkTextBuffer *buffer;
1707                 GtkTextIter start, end;
1708
1709                 buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_widget));
1710                 gtk_text_buffer_get_bounds(buffer, &start, &end);
1711
1712                 return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
1713                 }
1714         else if (GTK_IS_ENTRY(text_widget))
1715                 {
1716                 return g_strdup(gtk_entry_get_text(GTK_ENTRY(text_widget)));
1717                 }
1718         else
1719                 {
1720                 return NULL;
1721                 }
1722
1723 }
1724
1725 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */