Pileus Git - ~andy/gtk/blob - tests/testtreeview.c

   1 /* testtreeview.c
   2  * Copyright (C) 2001 Red Hat, Inc
   3  * Author: Jonathan Blandford
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library 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 GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public
  16  * License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18  * Boston, MA 02111-1307, USA.
  19  */
  20
  21 #include <string.h>
  22 #include "prop-editor.h"
  23 #include <gtk/gtk.h>
  24 #include <stdlib.h>
  25
  26 /* Don't copy this bad example; inline RGB data is always a better
  27  * idea than inline XPMs.
  28  */
  29 static char  *book_closed_xpm[] = {
  30 "16 16 6 1",
  31 "       c None s None",
  32 ".      c black",
  33 "X      c red",
  34 "o      c yellow",
  35 "O      c #808080",
  36 "#      c white",
  37 "                ",
  38 "       ..       ",
  39 "     ..XX.      ",
  40 "   ..XXXXX.     ",
  41 " ..XXXXXXXX.    ",
  42 ".ooXXXXXXXXX.   ",
  43 "..ooXXXXXXXXX.  ",
  44 ".X.ooXXXXXXXXX. ",
  45 ".XX.ooXXXXXX..  ",
  46 " .XX.ooXXX..#O  ",
  47 "  .XX.oo..##OO. ",
  48 "   .XX..##OO..  ",
  49 "    .X.#OO..    ",
  50 "     ..O..      ",
  51 "      ..        ",
  52 "                "
  53 };
  54
  55 static void run_automated_tests (void);
  56
  57 /* This custom model is to test custom model use. */
  58
  59 #define GTK_TYPE_MODEL_TYPES                            (gtk_tree_model_types_get_type ())
  60 #define GTK_TREE_MODEL_TYPES(obj)                       (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_MODEL_TYPES, GtkTreeModelTypes))
  61 #define GTK_TREE_MODEL_TYPES_CLASS(klass)               (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_MODEL_TYPES, GtkTreeModelTypesClass))
  62 #define GTK_IS_TREE_MODEL_TYPES(obj)                    (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_MODEL_TYPES))
  63 #define GTK_IS_TREE_MODEL_TYPES_GET_CLASS(klass)        (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_MODEL_TYPES))
  64
  65 typedef struct _GtkTreeModelTypes       GtkTreeModelTypes;
  66 typedef struct _GtkTreeModelTypesClass  GtkTreeModelTypesClass;
  67
  68 struct _GtkTreeModelTypes
  69 {
  70   GObject parent;
  71
  72   gint stamp;
  73 };
  74
  75 struct _GtkTreeModelTypesClass
  76 {
  77   GObjectClass parent_class;
  78
  79   guint        (* get_flags)       (GtkTreeModel *tree_model);
  80   gint         (* get_n_columns)   (GtkTreeModel *tree_model);
  81   GType        (* get_column_type) (GtkTreeModel *tree_model,
  82                                     gint          index);
  83   gboolean     (* get_iter)        (GtkTreeModel *tree_model,
  84                                     GtkTreeIter  *iter,
  85                                     GtkTreePath  *path);
  86   GtkTreePath *(* get_path)        (GtkTreeModel *tree_model,
  87                                     GtkTreeIter  *iter);
  88   void         (* get_value)       (GtkTreeModel *tree_model,
  89                                     GtkTreeIter  *iter,
  90                                     gint          column,
  91                                     GValue       *value);
  92   gboolean     (* iter_next)       (GtkTreeModel *tree_model,
  93                                     GtkTreeIter  *iter);
  94   gboolean     (* iter_children)   (GtkTreeModel *tree_model,
  95                                     GtkTreeIter  *iter,
  96                                     GtkTreeIter  *parent);
  97   gboolean     (* iter_has_child)  (GtkTreeModel *tree_model,
  98                                     GtkTreeIter  *iter);
  99   gint         (* iter_n_children) (GtkTreeModel *tree_model,
 100                                     GtkTreeIter  *iter);
 101   gboolean     (* iter_nth_child)  (GtkTreeModel *tree_model,
 102                                     GtkTreeIter  *iter,
 103                                     GtkTreeIter  *parent,
 104                                     gint          n);
 105   gboolean     (* iter_parent)     (GtkTreeModel *tree_model,
 106                                     GtkTreeIter  *iter,
 107                                     GtkTreeIter  *child);
 108   void         (* ref_iter)        (GtkTreeModel *tree_model,
 109                                     GtkTreeIter  *iter);
 110   void         (* unref_iter)      (GtkTreeModel *tree_model,
 111                                     GtkTreeIter  *iter);
 112
 113   /* These will be moved into the GtkTreeModelIface eventually */
 114   void         (* changed)         (GtkTreeModel *tree_model,
 115                                     GtkTreePath  *path,
 116                                     GtkTreeIter  *iter);
 117   void         (* inserted)        (GtkTreeModel *tree_model,
 118                                     GtkTreePath  *path,
 119                                     GtkTreeIter  *iter);
 120   void         (* child_toggled)   (GtkTreeModel *tree_model,
 121                                     GtkTreePath  *path,
 122                                     GtkTreeIter  *iter);
 123   void         (* deleted)         (GtkTreeModel *tree_model,
 124                                     GtkTreePath  *path);
 125 };
 126
 127 GType              gtk_tree_model_types_get_type      (void) G_GNUC_CONST;
 128 GtkTreeModelTypes *gtk_tree_model_types_new           (void);
 129
 130 typedef enum
 131 {
 132   COLUMNS_NONE,
 133   COLUMNS_ONE,
 134   COLUMNS_LOTS,
 135   COLUMNS_LAST
 136 } ColumnsType;
 137
 138 static gchar *column_type_names[] = {
 139   "No columns",
 140   "One column",
 141   "Many columns"
 142 };
 143
 144 #define N_COLUMNS 9
 145
 146 static GType*
 147 get_model_types (void)
 148 {
 149   static GType column_types[N_COLUMNS] = { 0 };
 150
 151   if (column_types[0] == 0)
 152     {
 153       column_types[0] = G_TYPE_STRING;
 154       column_types[1] = G_TYPE_STRING;
 155       column_types[2] = GDK_TYPE_PIXBUF;
 156       column_types[3] = G_TYPE_FLOAT;
 157       column_types[4] = G_TYPE_UINT;
 158       column_types[5] = G_TYPE_UCHAR;
 159       column_types[6] = G_TYPE_CHAR;
 160 #define BOOL_COLUMN 7
 161       column_types[BOOL_COLUMN] = G_TYPE_BOOLEAN;
 162       column_types[8] = G_TYPE_INT;
 163     }
 164
 165   return column_types;
 166 }
 167
 168 static void
 169 col_clicked_cb (GtkTreeViewColumn *col, gpointer data)
 170 {
 171   GtkWindow *win;
 172
 173   win = GTK_WINDOW (create_prop_editor (G_OBJECT (col), GTK_TYPE_TREE_VIEW_COLUMN));
 174
 175   gtk_window_set_title (win, gtk_tree_view_column_get_title (col));
 176 }
 177
 178 static void
 179 setup_column (GtkTreeViewColumn *col)
 180 {
 181   gtk_tree_view_column_set_clickable (col, TRUE);
 182   g_signal_connect (col,
 183                     "clicked",
 184                     G_CALLBACK (col_clicked_cb),
 185                     NULL);
 186 }
 187
 188 static void
 189 toggled_callback (GtkCellRendererToggle *celltoggle,
 190                   gchar                 *path_string,
 191                   GtkTreeView           *tree_view)
 192 {
 193   GtkTreeModel *model = NULL;
 194   GtkTreeModelSort *sort_model = NULL;
 195   GtkTreePath *path;
 196   GtkTreeIter iter;
 197   gboolean active = FALSE;
 198
 199   g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
 200
 201   model = gtk_tree_view_get_model (tree_view);
 202
 203   if (GTK_IS_TREE_MODEL_SORT (model))
 204     {
 205       sort_model = GTK_TREE_MODEL_SORT (model);
 206       model = gtk_tree_model_sort_get_model (sort_model);
 207     }
 208
 209   if (model == NULL)
 210     return;
 211
 212   if (sort_model)
 213     {
 214       g_warning ("FIXME implement conversion from TreeModelSort iter to child model iter");
 215       return;
 216     }
 217
 218   path = gtk_tree_path_new_from_string (path_string);
 219   if (!gtk_tree_model_get_iter (model,
 220                                 &iter, path))
 221     {
 222       g_warning ("%s: bad path?", G_STRLOC);
 223       return;
 224     }
 225   gtk_tree_path_free (path);
 226
 227   if (GTK_IS_LIST_STORE (model))
 228     {
 229       gtk_tree_model_get (GTK_TREE_MODEL (model),
 230                           &iter,
 231                           BOOL_COLUMN,
 232                           &active,
 233                           -1);
 234
 235       gtk_list_store_set (GTK_LIST_STORE (model),
 236                           &iter,
 237                           BOOL_COLUMN,
 238                           !active,
 239                           -1);
 240     }
 241   else if (GTK_IS_TREE_STORE (model))
 242     {
 243       gtk_tree_model_get (GTK_TREE_MODEL (model),
 244                           &iter,
 245                           BOOL_COLUMN,
 246                           &active,
 247                           -1);
 248
 249       gtk_tree_store_set (GTK_TREE_STORE (model),
 250                           &iter,
 251                           BOOL_COLUMN,
 252                           !active,
 253                           -1);
 254     }
 255   else
 256     g_warning ("don't know how to actually toggle value for model type %s",
 257                g_type_name (G_TYPE_FROM_INSTANCE (model)));
 258 }
 259
 260 static void
 261 edited_callback (GtkCellRendererText *renderer,
 262                  const gchar   *path_string,
 263                  const gchar   *new_text,
 264                  GtkTreeView  *tree_view)
 265 {
 266   GtkTreeModel *model = NULL;
 267   GtkTreeModelSort *sort_model = NULL;
 268   GtkTreePath *path;
 269   GtkTreeIter iter;
 270   guint value = atoi (new_text);
 271
 272   g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
 273
 274   model = gtk_tree_view_get_model (tree_view);
 275
 276   if (GTK_IS_TREE_MODEL_SORT (model))
 277     {
 278       sort_model = GTK_TREE_MODEL_SORT (model);
 279       model = gtk_tree_model_sort_get_model (sort_model);
 280     }
 281
 282   if (model == NULL)
 283     return;
 284
 285   if (sort_model)
 286     {
 287       g_warning ("FIXME implement conversion from TreeModelSort iter to child model iter");
 288       return;
 289     }
 290
 291   path = gtk_tree_path_new_from_string (path_string);
 292   if (!gtk_tree_model_get_iter (model,
 293                                 &iter, path))
 294     {
 295       g_warning ("%s: bad path?", G_STRLOC);
 296       return;
 297     }
 298   gtk_tree_path_free (path);
 299
 300   if (GTK_IS_LIST_STORE (model))
 301     {
 302       gtk_list_store_set (GTK_LIST_STORE (model),
 303                           &iter,
 304                           4,
 305                           value,
 306                           -1);
 307     }
 308   else if (GTK_IS_TREE_STORE (model))
 309     {
 310       gtk_tree_store_set (GTK_TREE_STORE (model),
 311                           &iter,
 312                           4,
 313                           value,
 314                           -1);
 315     }
 316   else
 317     g_warning ("don't know how to actually toggle value for model type %s",
 318                g_type_name (G_TYPE_FROM_INSTANCE (model)));
 319 }
 320
 321 static ColumnsType current_column_type = COLUMNS_LOTS;
 322
 323 static void
 324 set_columns_type (GtkTreeView *tree_view, ColumnsType type)
 325 {
 326   GtkTreeViewColumn *col;
 327   GtkCellRenderer *rend;
 328   GdkPixbuf *pixbuf;
 329   GtkWidget *image;
 330   GtkAdjustment *adjustment;
 331
 332   current_column_type = type;
 333
 334   col = gtk_tree_view_get_column (tree_view, 0);
 335   while (col)
 336     {
 337       gtk_tree_view_remove_column (tree_view, col);
 338
 339       col = gtk_tree_view_get_column (tree_view, 0);
 340     }
 341
 342   gtk_tree_view_set_rules_hint (tree_view, FALSE);
 343
 344   switch (type)
 345     {
 346     case COLUMNS_NONE:
 347       break;
 348
 349     case COLUMNS_LOTS:
 350       /* with lots of columns we need to turn on rules */
 351       gtk_tree_view_set_rules_hint (tree_view, TRUE);
 352
 353       rend = gtk_cell_renderer_text_new ();
 354
 355       col = gtk_tree_view_column_new_with_attributes ("Column 1",
 356                                                       rend,
 357                                                       "text", 1,
 358                                                       NULL);
 359       setup_column (col);
 360
 361       gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), col);
 362
 363       col = gtk_tree_view_column_new();
 364       gtk_tree_view_column_set_title (col, "Column 2");
 365
 366       rend = gtk_cell_renderer_pixbuf_new ();
 367       gtk_tree_view_column_pack_start (col, rend, FALSE);
 368       gtk_tree_view_column_add_attribute (col, rend, "pixbuf", 2);
 369       rend = gtk_cell_renderer_text_new ();
 370       gtk_tree_view_column_pack_start (col, rend, TRUE);
 371       gtk_tree_view_column_add_attribute (col, rend, "text", 0);
 372
 373       setup_column (col);
 374
 375
 376       gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), col);
 377       gtk_tree_view_set_expander_column (tree_view, col);
 378
 379       rend = gtk_cell_renderer_toggle_new ();
 380
 381       g_signal_connect (rend, "toggled",
 382                         G_CALLBACK (toggled_callback), tree_view);
 383
 384       col = gtk_tree_view_column_new_with_attributes ("Column 3",
 385                                                       rend,
 386                                                       "active", BOOL_COLUMN,
 387                                                       NULL);
 388
 389       setup_column (col);
 390
 391       gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), col);
 392
 393       pixbuf = gdk_pixbuf_new_from_xpm_data ((const char **)book_closed_xpm);
 394
 395       image = gtk_image_new_from_pixbuf (pixbuf);
 396
 397       g_object_unref (pixbuf);
 398
 399       gtk_widget_show (image);
 400
 401       gtk_tree_view_column_set_widget (col, image);
 402
 403       rend = gtk_cell_renderer_toggle_new ();
 404
 405       /* you could also set this per-row by tying it to a column
 406        * in the model of course.
 407        */
 408       g_object_set (rend, "radio", TRUE, NULL);
 409
 410       g_signal_connect (rend, "toggled",
 411                         G_CALLBACK (toggled_callback), tree_view);
 412
 413       col = gtk_tree_view_column_new_with_attributes ("Column 4",
 414                                                       rend,
 415                                                       "active", BOOL_COLUMN,
 416                                                       NULL);
 417
 418       setup_column (col);
 419
 420       gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), col);
 421
 422       rend = gtk_cell_renderer_spin_new ();
 423
 424       adjustment = gtk_adjustment_new (0, 0, 10000, 100, 100, 100);
 425       g_object_set (rend, "editable", TRUE, NULL);
 426       g_object_set (rend, "adjustment", adjustment, NULL);
 427
 428       g_signal_connect (rend, "edited",
 429                         G_CALLBACK (edited_callback), tree_view);
 430
 431       col = gtk_tree_view_column_new_with_attributes ("Column 5",
 432                                                       rend,
 433                                                       "text", 4,
 434                                                       NULL);
 435
 436       setup_column (col);
 437
 438       gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), col);
 439 #if 0
 440
 441       rend = gtk_cell_renderer_text_new ();
 442
 443       col = gtk_tree_view_column_new_with_attributes ("Column 6",
 444                                                       rend,
 445                                                       "text", 4,
 446                                                       NULL);
 447
 448       setup_column (col);
 449
 450       gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), col);
 451
 452       rend = gtk_cell_renderer_text_new ();
 453
 454       col = gtk_tree_view_column_new_with_attributes ("Column 7",
 455                                                       rend,
 456                                                       "text", 5,
 457                                                       NULL);
 458
 459       setup_column (col);
 460
 461       gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), col);
 462
 463       rend = gtk_cell_renderer_text_new ();
 464
 465       col = gtk_tree_view_column_new_with_attributes ("Column 8",
 466                                                       rend,
 467                                                       "text", 6,
 468                                                       NULL);
 469
 470       setup_column (col);
 471
 472       gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), col);
 473
 474       rend = gtk_cell_renderer_text_new ();
 475
 476       col = gtk_tree_view_column_new_with_attributes ("Column 9",
 477                                                       rend,
 478                                                       "text", 7,
 479                                                       NULL);
 480
 481       setup_column (col);
 482
 483       gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), col);
 484
 485       rend = gtk_cell_renderer_text_new ();
 486
 487       col = gtk_tree_view_column_new_with_attributes ("Column 10",
 488                                                       rend,
 489                                                       "text", 8,
 490                                                       NULL);
 491
 492       setup_column (col);
 493
 494       gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), col);
 495
 496 #endif
 497
 498       /* FALL THRU */
 499
 500     case COLUMNS_ONE:
 501       rend = gtk_cell_renderer_text_new ();
 502
 503       col = gtk_tree_view_column_new_with_attributes ("Column 0",
 504                                                       rend,
 505                                                       "text", 0,
 506                                                       NULL);
 507
 508       setup_column (col);
 509
 510       gtk_tree_view_insert_column (GTK_TREE_VIEW (tree_view), col, 0);
 511     default:
 512       break;
 513     }
 514 }
 515
 516 static ColumnsType
 517 get_columns_type (void)
 518 {
 519   return current_column_type;
 520 }
 521
 522 static GdkPixbuf *our_pixbuf;
 523
 524 typedef enum
 525 {
 526   /*   MODEL_TYPES, */
 527   MODEL_TREE,
 528   MODEL_LIST,
 529   MODEL_SORTED_TREE,
 530   MODEL_SORTED_LIST,
 531   MODEL_EMPTY_LIST,
 532   MODEL_EMPTY_TREE,
 533   MODEL_NULL,
 534   MODEL_LAST
 535 } ModelType;
 536
 537 /* FIXME add a custom model to test */
 538 static GtkTreeModel *models[MODEL_LAST];
 539 static const char *model_names[MODEL_LAST] = {
 540   "GtkTreeStore",
 541   "GtkListStore",
 542   "GtkTreeModelSort wrapping GtkTreeStore",
 543   "GtkTreeModelSort wrapping GtkListStore",
 544   "Empty GtkListStore",
 545   "Empty GtkTreeStore",
 546   "NULL (no model)"
 547 };
 548
 549 static GtkTreeModel*
 550 create_list_model (void)
 551 {
 552   GtkListStore *store;
 553   GtkTreeIter iter;
 554   gint i;
 555   GType *t;
 556
 557   t = get_model_types ();
 558
 559   store = gtk_list_store_new (N_COLUMNS,
 560                               t[0], t[1], t[2],
 561                               t[3], t[4], t[5],
 562                               t[6], t[7], t[8]);
 563
 564   i = 0;
 565   while (i < 200)
 566     {
 567       char *msg;
 568
 569       gtk_list_store_append (store, &iter);
 570
 571       msg = g_strdup_printf ("%d", i);
 572
 573       gtk_list_store_set (store, &iter, 0, msg, 1, "Foo! Foo! Foo!",
 574                           2, our_pixbuf,
 575                           3, 7.0, 4, (guint) 9000,
 576                           5, 'f', 6, 'g',
 577                           7, TRUE, 8, 23245454,
 578                           -1);
 579
 580       g_free (msg);
 581
 582       ++i;
 583     }
 584
 585   return GTK_TREE_MODEL (store);
 586 }
 587
 588 static void
 589 typesystem_recurse (GType        type,
 590                     GtkTreeIter *parent_iter,
 591                     GtkTreeStore *store)
 592 {
 593   GType* children;
 594   guint n_children = 0;
 595   gint i;
 596   GtkTreeIter iter;
 597   gchar *str;
 598
 599   gtk_tree_store_append (store, &iter, parent_iter);
 600
 601   str = g_strdup_printf ("%ld", (glong)type);
 602   gtk_tree_store_set (store, &iter, 0, str, 1, g_type_name (type),
 603                       2, our_pixbuf,
 604                       3, 7.0, 4, (guint) 9000,
 605                       5, 'f', 6, 'g',
 606                       7, TRUE, 8, 23245454,
 607                       -1);
 608   g_free (str);
 609
 610   children = g_type_children (type, &n_children);
 611
 612   i = 0;
 613   while (i < n_children)
 614     {
 615       typesystem_recurse (children[i], &iter, store);
 616
 617       ++i;
 618     }
 619
 620   g_free (children);
 621 }
 622
 623 static GtkTreeModel*
 624 create_tree_model (void)
 625 {
 626   GtkTreeStore *store;
 627   gint i;
 628   GType *t;
 629
 630   /* Make the tree more interesting */
 631   /* - we need this magic here so we are sure the type ends up being
 632    * registered and gcc doesn't optimize away the code */
 633   g_type_class_unref (g_type_class_ref (gtk_scrolled_window_get_type ()));
 634   g_type_class_unref (g_type_class_ref (gtk_label_get_type ()));
 635   g_type_class_unref (g_type_class_ref (gtk_scrollbar_get_type ()));
 636   g_type_class_unref (g_type_class_ref (pango_layout_get_type ()));
 637
 638   t = get_model_types ();
 639
 640   store = gtk_tree_store_new (N_COLUMNS,
 641                               t[0], t[1], t[2],
 642                               t[3], t[4], t[5],
 643                               t[6], t[7], t[8]);
 644
 645   i = 0;
 646   while (i < G_TYPE_FUNDAMENTAL_MAX)
 647     {
 648       typesystem_recurse (i, NULL, store);
 649
 650       ++i;
 651     }
 652
 653   return GTK_TREE_MODEL (store);
 654 }
 655
 656 static void
 657 model_selected (GtkComboBox *combo_box, gpointer data)
 658 {
 659   GtkTreeView *tree_view = GTK_TREE_VIEW (data);
 660   gint hist;
 661
 662   hist = gtk_combo_box_get_active (combo_box);
 663
 664   if (models[hist] != gtk_tree_view_get_model (tree_view))
 665     {
 666       gtk_tree_view_set_model (tree_view, models[hist]);
 667     }
 668 }
 669
 670 static void
 671 columns_selected (GtkComboBox *combo_box, gpointer data)
 672 {
 673   GtkTreeView *tree_view = GTK_TREE_VIEW (data);
 674   gint hist;
 675
 676   hist = gtk_combo_box_get_active (combo_box);
 677
 678   if (hist != get_columns_type ())
 679     {
 680       set_columns_type (tree_view, hist);
 681     }
 682 }
 683
 684
 685 enum
 686 {
 687   TARGET_GTK_TREE_MODEL_ROW
 688 };
 689
 690 static GtkTargetEntry row_targets[] = {
 691   { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_APP,
 692     TARGET_GTK_TREE_MODEL_ROW }
 693 };
 694
 695 int
 696 main (int    argc,
 697       char **argv)
 698 {
 699   GtkWidget *window;
 700   GtkWidget *sw;
 701   GtkWidget *tv;
 702   GtkWidget *box;
 703   GtkWidget *combo_box;
 704   GtkTreeModel *model;
 705   gint i;
 706
 707   gtk_init (&argc, &argv);
 708
 709   if (g_getenv ("RTL"))
 710     gtk_widget_set_default_direction (GTK_TEXT_DIR_RTL);
 711
 712   our_pixbuf = gdk_pixbuf_new_from_xpm_data ((const char **) book_closed_xpm);
 713
 714 #if 0
 715   models[MODEL_TYPES] = GTK_TREE_MODEL (gtk_tree_model_types_new ());
 716 #endif
 717   models[MODEL_LIST] = create_list_model ();
 718   models[MODEL_TREE] = create_tree_model ();
 719
 720   model = create_list_model ();
 721   models[MODEL_SORTED_LIST] = gtk_tree_model_sort_new_with_model (model);
 722   g_object_unref (model);
 723
 724   model = create_tree_model ();
 725   models[MODEL_SORTED_TREE] = gtk_tree_model_sort_new_with_model (model);
 726   g_object_unref (model);
 727
 728   models[MODEL_EMPTY_LIST] = GTK_TREE_MODEL (gtk_list_store_new (1, G_TYPE_INT));
 729   models[MODEL_EMPTY_TREE] = GTK_TREE_MODEL (gtk_tree_store_new (1, G_TYPE_INT));
 730
 731   models[MODEL_NULL] = NULL;
 732
 733   run_automated_tests ();
 734
 735   window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 736   g_signal_connect (window, "destroy", G_CALLBACK (gtk_main_quit), NULL);
 737   gtk_window_set_default_size (GTK_WINDOW (window), 430, 400);
 738
 739   box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
 740
 741   gtk_container_add (GTK_CONTAINER (window), box);
 742
 743   tv = gtk_tree_view_new_with_model (models[0]);
 744
 745   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (tv),
 746                                           GDK_BUTTON1_MASK,
 747                                           row_targets,
 748                                           G_N_ELEMENTS (row_targets),
 749                                           GDK_ACTION_MOVE | GDK_ACTION_COPY);
 750
 751   gtk_tree_view_enable_model_drag_dest (GTK_TREE_VIEW (tv),
 752                                         row_targets,
 753                                         G_N_ELEMENTS (row_targets),
 754                                         GDK_ACTION_MOVE | GDK_ACTION_COPY);
 755
 756   /* Model menu */
 757   combo_box = gtk_combo_box_text_new ();
 758   gtk_widget_set_halign (combo_box, GTK_ALIGN_CENTER);
 759   for (i = 0; i < MODEL_LAST; i++)
 760       gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo_box), model_names[i]);
 761
 762   gtk_container_add (GTK_CONTAINER (box), combo_box);
 763   g_signal_connect (combo_box,
 764                     "changed",
 765                     G_CALLBACK (model_selected),
 766                     tv);
 767
 768   /* Columns menu */
 769   combo_box = gtk_combo_box_text_new ();
 770   gtk_widget_set_halign (combo_box, GTK_ALIGN_CENTER);
 771   for (i = 0; i < COLUMNS_LAST; i++)
 772       gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo_box), column_type_names[i]);
 773
 774   gtk_container_add (GTK_CONTAINER (box), combo_box);
 775
 776   set_columns_type (GTK_TREE_VIEW (tv), COLUMNS_LOTS);
 777   gtk_combo_box_set_active (GTK_COMBO_BOX (combo_box), COLUMNS_LOTS);
 778
 779   g_signal_connect (combo_box,
 780                     "changed",
 781                     G_CALLBACK (columns_selected),
 782                     tv);
 783
 784   sw = gtk_scrolled_window_new (NULL, NULL);
 785   gtk_widget_set_hexpand (sw, TRUE);
 786   gtk_widget_set_vexpand (sw, TRUE);
 787   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
 788                                   GTK_POLICY_AUTOMATIC,
 789                                   GTK_POLICY_AUTOMATIC);
 790
 791   gtk_container_add (GTK_CONTAINER (box), sw);
 792
 793   gtk_container_add (GTK_CONTAINER (sw), tv);
 794
 795   gtk_widget_show_all (window);
 796
 797   gtk_main ();
 798
 799   return 0;
 800 }
 801
 802 /*
 803  * GtkTreeModelTypes
 804  */
 805
 806 static void         gtk_tree_model_types_init                 (GtkTreeModelTypes      *model_types);
 807 static void         gtk_tree_model_types_tree_model_init      (GtkTreeModelIface   *iface);
 808 static gint         gtk_real_model_types_get_n_columns   (GtkTreeModel        *tree_model);
 809 static GType        gtk_real_model_types_get_column_type (GtkTreeModel        *tree_model,
 810                                                            gint                 index);
 811 static GtkTreePath *gtk_real_model_types_get_path        (GtkTreeModel        *tree_model,
 812                                                            GtkTreeIter         *iter);
 813 static void         gtk_real_model_types_get_value       (GtkTreeModel        *tree_model,
 814                                                            GtkTreeIter         *iter,
 815                                                            gint                 column,
 816                                                            GValue              *value);
 817 static gboolean     gtk_real_model_types_iter_next       (GtkTreeModel        *tree_model,
 818                                                            GtkTreeIter         *iter);
 819 static gboolean     gtk_real_model_types_iter_children   (GtkTreeModel        *tree_model,
 820                                                            GtkTreeIter         *iter,
 821                                                            GtkTreeIter         *parent);
 822 static gboolean     gtk_real_model_types_iter_has_child  (GtkTreeModel        *tree_model,
 823                                                            GtkTreeIter         *iter);
 824 static gint         gtk_real_model_types_iter_n_children (GtkTreeModel        *tree_model,
 825                                                            GtkTreeIter         *iter);
 826 static gboolean     gtk_real_model_types_iter_nth_child  (GtkTreeModel        *tree_model,
 827                                                            GtkTreeIter         *iter,
 828                                                            GtkTreeIter         *parent,
 829                                                            gint                 n);
 830 static gboolean     gtk_real_model_types_iter_parent     (GtkTreeModel        *tree_model,
 831                                                            GtkTreeIter         *iter,
 832                                                            GtkTreeIter         *child);
 833
 834
 835 GType
 836 gtk_tree_model_types_get_type (void)
 837 {
 838   static GType model_types_type = 0;
 839
 840   if (!model_types_type)
 841     {
 842       const GTypeInfo model_types_info =
 843       {
 844         sizeof (GtkTreeModelTypesClass),
 845         NULL,           /* base_init */
 846         NULL,           /* base_finalize */
 847         NULL,           /* class_init */
 848         NULL,           /* class_finalize */
 849         NULL,           /* class_data */
 850         sizeof (GtkTreeModelTypes),
 851         0,
 852         (GInstanceInitFunc) gtk_tree_model_types_init
 853       };
 854
 855       const GInterfaceInfo tree_model_info =
 856       {
 857         (GInterfaceInitFunc) gtk_tree_model_types_tree_model_init,
 858         NULL,
 859         NULL
 860       };
 861
 862       model_types_type = g_type_register_static (G_TYPE_OBJECT,
 863                                                  "GtkTreeModelTypes",
 864                                                  &model_types_info, 0);
 865       g_type_add_interface_static (model_types_type,
 866                                    GTK_TYPE_TREE_MODEL,
 867                                    &tree_model_info);
 868     }
 869
 870   return model_types_type;
 871 }
 872
 873 GtkTreeModelTypes *
 874 gtk_tree_model_types_new (void)
 875 {
 876   GtkTreeModelTypes *retval;
 877
 878   retval = g_object_new (GTK_TYPE_MODEL_TYPES, NULL);
 879
 880   return retval;
 881 }
 882
 883 static void
 884 gtk_tree_model_types_tree_model_init (GtkTreeModelIface *iface)
 885 {
 886   iface->get_n_columns = gtk_real_model_types_get_n_columns;
 887   iface->get_column_type = gtk_real_model_types_get_column_type;
 888   iface->get_path = gtk_real_model_types_get_path;
 889   iface->get_value = gtk_real_model_types_get_value;
 890   iface->iter_next = gtk_real_model_types_iter_next;
 891   iface->iter_children = gtk_real_model_types_iter_children;
 892   iface->iter_has_child = gtk_real_model_types_iter_has_child;
 893   iface->iter_n_children = gtk_real_model_types_iter_n_children;
 894   iface->iter_nth_child = gtk_real_model_types_iter_nth_child;
 895   iface->iter_parent = gtk_real_model_types_iter_parent;
 896 }
 897
 898 static void
 899 gtk_tree_model_types_init (GtkTreeModelTypes *model_types)
 900 {
 901   model_types->stamp = g_random_int ();
 902 }
 903
 904 static GType column_types[] = {
 905   G_TYPE_STRING, /* GType */
 906   G_TYPE_STRING  /* type name */
 907 };
 908
 909 static gint
 910 gtk_real_model_types_get_n_columns (GtkTreeModel *tree_model)
 911 {
 912   return G_N_ELEMENTS (column_types);
 913 }
 914
 915 static GType
 916 gtk_real_model_types_get_column_type (GtkTreeModel *tree_model,
 917                                       gint          index)
 918 {
 919   g_return_val_if_fail (index < G_N_ELEMENTS (column_types), G_TYPE_INVALID);
 920
 921   return column_types[index];
 922 }
 923
 924 #if 0
 925 /* Use default implementation of this */
 926 static gboolean
 927 gtk_real_model_types_get_iter (GtkTreeModel *tree_model,
 928                                GtkTreeIter  *iter,
 929                                GtkTreePath  *path)
 930 {
 931
 932 }
 933 #endif
 934
 935 /* The toplevel nodes of the tree are the reserved types, G_TYPE_NONE through
 936  * G_TYPE_RESERVED_FUNDAMENTAL.
 937  */
 938
 939 static GtkTreePath *
 940 gtk_real_model_types_get_path (GtkTreeModel *tree_model,
 941                                GtkTreeIter  *iter)
 942 {
 943   GtkTreePath *retval;
 944   GType type;
 945   GType parent;
 946
 947   g_return_val_if_fail (GTK_IS_TREE_MODEL_TYPES (tree_model), NULL);
 948   g_return_val_if_fail (iter != NULL, NULL);
 949
 950   type = GPOINTER_TO_INT (iter->user_data);
 951
 952   retval = gtk_tree_path_new ();
 953
 954   parent = g_type_parent (type);
 955   while (parent != G_TYPE_INVALID)
 956     {
 957       GType* children = g_type_children (parent, NULL);
 958       gint i = 0;
 959
 960       if (!children || children[0] == G_TYPE_INVALID)
 961         {
 962           g_warning ("bad iterator?");
 963           return NULL;
 964         }
 965
 966       while (children[i] != type)
 967         ++i;
 968
 969       gtk_tree_path_prepend_index (retval, i);
 970
 971       g_free (children);
 972
 973       type = parent;
 974       parent = g_type_parent (parent);
 975     }
 976
 977   /* The fundamental type itself is the index on the toplevel */
 978   gtk_tree_path_prepend_index (retval, type);
 979
 980   return retval;
 981 }
 982
 983 static void
 984 gtk_real_model_types_get_value (GtkTreeModel *tree_model,
 985                                 GtkTreeIter  *iter,
 986                                 gint          column,
 987                                 GValue       *value)
 988 {
 989   GType type;
 990
 991   type = GPOINTER_TO_INT (iter->user_data);
 992
 993   switch (column)
 994     {
 995     case 0:
 996       {
 997         gchar *str;
 998
 999         g_value_init (value, G_TYPE_STRING);
1000
1001         str = g_strdup_printf ("%ld", (long int) type);
1002         g_value_set_string (value, str);
1003         g_free (str);
1004       }
1005       break;
1006
1007     case 1:
1008       g_value_init (value, G_TYPE_STRING);
1009       g_value_set_string (value, g_type_name (type));
1010       break;
1011
1012     default:
1013       g_warning ("Bad column %d requested", column);
1014     }
1015 }
1016
1017 static gboolean
1018 gtk_real_model_types_iter_next (GtkTreeModel  *tree_model,
1019                                 GtkTreeIter   *iter)
1020 {
1021
1022   GType parent;
1023   GType type;
1024
1025   type = GPOINTER_TO_INT (iter->user_data);
1026
1027   parent = g_type_parent (type);
1028
1029   if (parent == G_TYPE_INVALID)
1030     {
1031       /* find next _valid_ fundamental type */
1032       do
1033         type++;
1034       while (!g_type_name (type) && type <= G_TYPE_FUNDAMENTAL_MAX);
1035       if (type <= G_TYPE_FUNDAMENTAL_MAX)
1036         {
1037           /* found one */
1038           iter->user_data = GINT_TO_POINTER (type);
1039           return TRUE;
1040         }
1041       else
1042         return FALSE;
1043     }
1044   else
1045     {
1046       GType* children = g_type_children (parent, NULL);
1047       gint i = 0;
1048
1049       g_assert (children != NULL);
1050
1051       while (children[i] != type)
1052         ++i;
1053
1054       ++i;
1055
1056       if (children[i] != G_TYPE_INVALID)
1057         {
1058           g_free (children);
1059           iter->user_data = GINT_TO_POINTER (children[i]);
1060           return TRUE;
1061         }
1062       else
1063         {
1064           g_free (children);
1065           return FALSE;
1066         }
1067     }
1068 }
1069
1070 static gboolean
1071 gtk_real_model_types_iter_children (GtkTreeModel *tree_model,
1072                                     GtkTreeIter  *iter,
1073                                     GtkTreeIter  *parent)
1074 {
1075   GType type;
1076   GType* children;
1077
1078   type = GPOINTER_TO_INT (parent->user_data);
1079
1080   children = g_type_children (type, NULL);
1081
1082   if (!children || children[0] == G_TYPE_INVALID)
1083     {
1084       g_free (children);
1085       return FALSE;
1086     }
1087   else
1088     {
1089       iter->user_data = GINT_TO_POINTER (children[0]);
1090       g_free (children);
1091       return TRUE;
1092     }
1093 }
1094
1095 static gboolean
1096 gtk_real_model_types_iter_has_child (GtkTreeModel *tree_model,
1097                                      GtkTreeIter  *iter)
1098 {
1099   GType type;
1100   GType* children;
1101
1102   type = GPOINTER_TO_INT (iter->user_data);
1103
1104   children = g_type_children (type, NULL);
1105
1106   if (!children || children[0] == G_TYPE_INVALID)
1107     {
1108       g_free (children);
1109       return FALSE;
1110     }
1111   else
1112     {
1113       g_free (children);
1114       return TRUE;
1115     }
1116 }
1117
1118 static gint
1119 gtk_real_model_types_iter_n_children (GtkTreeModel *tree_model,
1120                                       GtkTreeIter  *iter)
1121 {
1122   if (iter == NULL)
1123     {
1124       return G_TYPE_FUNDAMENTAL_MAX;
1125     }
1126   else
1127     {
1128       GType type;
1129       GType* children;
1130       guint n_children = 0;
1131
1132       type = GPOINTER_TO_INT (iter->user_data);
1133
1134       children = g_type_children (type, &n_children);
1135
1136       g_free (children);
1137
1138       return n_children;
1139     }
1140 }
1141
1142 static gboolean
1143 gtk_real_model_types_iter_nth_child (GtkTreeModel *tree_model,
1144                                      GtkTreeIter  *iter,
1145                                      GtkTreeIter  *parent,
1146                                      gint          n)
1147 {
1148   if (parent == NULL)
1149     {
1150       /* fundamental type */
1151       if (n < G_TYPE_FUNDAMENTAL_MAX)
1152         {
1153           iter->user_data = GINT_TO_POINTER (n);
1154           return TRUE;
1155         }
1156       else
1157         return FALSE;
1158     }
1159   else
1160     {
1161       GType type = GPOINTER_TO_INT (parent->user_data);
1162       guint n_children = 0;
1163       GType* children = g_type_children (type, &n_children);
1164
1165       if (n_children == 0)
1166         {
1167           g_free (children);
1168           return FALSE;
1169         }
1170       else if (n >= n_children)
1171         {
1172           g_free (children);
1173           return FALSE;
1174         }
1175       else
1176         {
1177           iter->user_data = GINT_TO_POINTER (children[n]);
1178           g_free (children);
1179
1180           return TRUE;
1181         }
1182     }
1183 }
1184
1185 static gboolean
1186 gtk_real_model_types_iter_parent (GtkTreeModel *tree_model,
1187                                   GtkTreeIter  *iter,
1188                                   GtkTreeIter  *child)
1189 {
1190   GType type;
1191   GType parent;
1192
1193   type = GPOINTER_TO_INT (child->user_data);
1194
1195   parent = g_type_parent (type);
1196
1197   if (parent == G_TYPE_INVALID)
1198     {
1199       if (type > G_TYPE_FUNDAMENTAL_MAX)
1200         g_warning ("no parent for %ld %s\n",
1201                    (long int) type,
1202                    g_type_name (type));
1203       return FALSE;
1204     }
1205   else
1206     {
1207       iter->user_data = GINT_TO_POINTER (parent);
1208
1209       return TRUE;
1210     }
1211 }
1212
1213 /*
1214  * Automated testing
1215  */
1216
1217 #if 0
1218
1219 static void
1220 treestore_torture_recurse (GtkTreeStore *store,
1221                            GtkTreeIter  *root,
1222                            gint          depth)
1223 {
1224   GtkTreeModel *model;
1225   gint i;
1226   GtkTreeIter iter;
1227
1228   model = GTK_TREE_MODEL (store);
1229
1230   if (depth > 2)
1231     return;
1232
1233   ++depth;
1234
1235   gtk_tree_store_append (store, &iter, root);
1236
1237   gtk_tree_model_iter_children (model, &iter, root);
1238
1239   i = 0;
1240   while (i < 100)
1241     {
1242       gtk_tree_store_append (store, &iter, root);
1243       ++i;
1244     }
1245
1246   while (gtk_tree_model_iter_children (model, &iter, root))
1247     gtk_tree_store_remove (store, &iter);
1248
1249   gtk_tree_store_append (store, &iter, root);
1250
1251   /* inserts before last node in tree */
1252   i = 0;
1253   while (i < 100)
1254     {
1255       gtk_tree_store_insert_before (store, &iter, root, &iter);
1256       ++i;
1257     }
1258
1259   /* inserts after the node before the last node */
1260   i = 0;
1261   while (i < 100)
1262     {
1263       gtk_tree_store_insert_after (store, &iter, root, &iter);
1264       ++i;
1265     }
1266
1267   /* inserts after the last node */
1268   gtk_tree_store_append (store, &iter, root);
1269
1270   i = 0;
1271   while (i < 100)
1272     {
1273       gtk_tree_store_insert_after (store, &iter, root, &iter);
1274       ++i;
1275     }
1276
1277   /* remove everything again */
1278   while (gtk_tree_model_iter_children (model, &iter, root))
1279     gtk_tree_store_remove (store, &iter);
1280
1281
1282     /* Prepends */
1283   gtk_tree_store_prepend (store, &iter, root);
1284
1285   i = 0;
1286   while (i < 100)
1287     {
1288       gtk_tree_store_prepend (store, &iter, root);
1289       ++i;
1290     }
1291
1292   /* remove everything again */
1293   while (gtk_tree_model_iter_children (model, &iter, root))
1294     gtk_tree_store_remove (store, &iter);
1295
1296   gtk_tree_store_append (store, &iter, root);
1297   gtk_tree_store_append (store, &iter, root);
1298   gtk_tree_store_append (store, &iter, root);
1299   gtk_tree_store_append (store, &iter, root);
1300
1301   while (gtk_tree_model_iter_children (model, &iter, root))
1302     {
1303       treestore_torture_recurse (store, &iter, depth);
1304       gtk_tree_store_remove (store, &iter);
1305     }
1306 }
1307
1308 #endif
1309
1310 static void
1311 run_automated_tests (void)
1312 {
1313   g_print ("Running automated tests...\n");
1314
1315   /* FIXME TreePath basic verification */
1316
1317   /* FIXME generic consistency checks on the models */
1318
1319   {
1320     /* Make sure list store mutations don't crash anything */
1321     GtkListStore *store;
1322     GtkTreeModel *model;
1323     gint i;
1324     GtkTreeIter iter;
1325
1326     store = gtk_list_store_new (1, G_TYPE_INT);
1327
1328     model = GTK_TREE_MODEL (store);
1329
1330     i = 0;
1331     while (i < 100)
1332       {
1333         gtk_list_store_append (store, &iter);
1334         ++i;
1335       }
1336
1337     while (gtk_tree_model_get_iter_first (model, &iter))
1338       gtk_list_store_remove (store, &iter);
1339
1340     gtk_list_store_append (store, &iter);
1341
1342     /* inserts before last node in list */
1343     i = 0;
1344     while (i < 100)
1345       {
1346         gtk_list_store_insert_before (store, &iter, &iter);
1347         ++i;
1348       }
1349
1350     /* inserts after the node before the last node */
1351     i = 0;
1352     while (i < 100)
1353       {
1354         gtk_list_store_insert_after (store, &iter, &iter);
1355         ++i;
1356       }
1357
1358     /* inserts after the last node */
1359     gtk_list_store_append (store, &iter);
1360
1361     i = 0;
1362     while (i < 100)
1363       {
1364         gtk_list_store_insert_after (store, &iter, &iter);
1365         ++i;
1366       }
1367
1368     /* remove everything again */
1369     while (gtk_tree_model_get_iter_first (model, &iter))
1370       gtk_list_store_remove (store, &iter);
1371
1372
1373     /* Prepends */
1374     gtk_list_store_prepend (store, &iter);
1375
1376     i = 0;
1377     while (i < 100)
1378       {
1379         gtk_list_store_prepend (store, &iter);
1380         ++i;
1381       }
1382
1383     /* remove everything again */
1384     while (gtk_tree_model_get_iter_first (model, &iter))
1385       gtk_list_store_remove (store, &iter);
1386
1387     g_object_unref (store);
1388   }
1389
1390   {
1391     /* Make sure tree store mutations don't crash anything */
1392     GtkTreeStore *store;
1393     GtkTreeIter root;
1394
1395     store = gtk_tree_store_new (1, G_TYPE_INT);
1396     gtk_tree_store_append (GTK_TREE_STORE (store), &root, NULL);
1397     /* Remove test until it is rewritten to work */
1398     /*    treestore_torture_recurse (store, &root, 0);*/
1399
1400     g_object_unref (store);
1401   }
1402
1403   g_print ("Passed.\n");
1404 }