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

   1 /* testdnd.c
   2  * Copyright (C) 1998  Red Hat, Inc.
   3  * Author: Owen Taylor
   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 "config.h"
  22 #include "gtk/gtk.h"
  23
  24 /* Target side drag signals */
  25
  26 /* XPM */
  27 static const char * drag_icon_xpm[] = {
  28 "36 48 9 1",
  29 "       c None",
  30 ".      c #020204",
  31 "+      c #8F8F90",
  32 "@      c #D3D3D2",
  33 "#      c #AEAEAC",
  34 "$      c #ECECEC",
  35 "%      c #A2A2A4",
  36 "&      c #FEFEFC",
  37 "*      c #BEBEBC",
  38 "               .....................",
  39 "              ..&&&&&&&&&&&&&&&&&&&.",
  40 "             ...&&&&&&&&&&&&&&&&&&&.",
  41 "            ..&.&&&&&&&&&&&&&&&&&&&.",
  42 "           ..&&.&&&&&&&&&&&&&&&&&&&.",
  43 "          ..&&&.&&&&&&&&&&&&&&&&&&&.",
  44 "         ..&&&&.&&&&&&&&&&&&&&&&&&&.",
  45 "        ..&&&&&.&&&@&&&&&&&&&&&&&&&.",
  46 "       ..&&&&&&.*$%$+$&&&&&&&&&&&&&.",
  47 "      ..&&&&&&&.%$%$+&&&&&&&&&&&&&&.",
  48 "     ..&&&&&&&&.#&#@$&&&&&&&&&&&&&&.",
  49 "    ..&&&&&&&&&.#$**#$&&&&&&&&&&&&&.",
  50 "   ..&&&&&&&&&&.&@%&%$&&&&&&&&&&&&&.",
  51 "  ..&&&&&&&&&&&.&&&&&&&&&&&&&&&&&&&.",
  52 " ..&&&&&&&&&&&&.&&&&&&&&&&&&&&&&&&&.",
  53 "................&$@&&&@&&&&&&&&&&&&.",
  54 ".&&&&&&&+&&#@%#+@#@*$%$+$&&&&&&&&&&.",
  55 ".&&&&&&&+&&#@#@&&@*%$%$+&&&&&&&&&&&.",
  56 ".&&&&&&&+&$%&#@&#@@#&#@$&&&&&&&&&&&.",
  57 ".&&&&&&@#@@$&*@&@#@#$**#$&&&&&&&&&&.",
  58 ".&&&&&&&&&&&&&&&&&&&@%&%$&&&&&&&&&&.",
  59 ".&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&.",
  60 ".&&&&&&&&$#@@$&&&&&&&&&&&&&&&&&&&&&.",
  61 ".&&&&&&&&&+&$+&$&@&$@&&$@&&&&&&&&&&.",
  62 ".&&&&&&&&&+&&#@%#+@#@*$%&+$&&&&&&&&.",
  63 ".&&&&&&&&&+&&#@#@&&@*%$%$+&&&&&&&&&.",
  64 ".&&&&&&&&&+&$%&#@&#@@#&#@$&&&&&&&&&.",
  65 ".&&&&&&&&@#@@$&*@&@#@#$#*#$&&&&&&&&.",
  66 ".&&&&&&&&&&&&&&&&&&&&&$%&%$&&&&&&&&.",
  67 ".&&&&&&&&&&$#@@$&&&&&&&&&&&&&&&&&&&.",
  68 ".&&&&&&&&&&&+&$%&$$@&$@&&$@&&&&&&&&.",
  69 ".&&&&&&&&&&&+&&#@%#+@#@*$%$+$&&&&&&.",
  70 ".&&&&&&&&&&&+&&#@#@&&@*#$%$+&&&&&&&.",
  71 ".&&&&&&&&&&&+&$+&*@&#@@#&#@$&&&&&&&.",
  72 ".&&&&&&&&&&$%@@&&*@&@#@#$#*#&&&&&&&.",
  73 ".&&&&&&&&&&&&&&&&&&&&&&&$%&%$&&&&&&.",
  74 ".&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&.",
  75 ".&&&&&&&&&&&&&&$#@@$&&&&&&&&&&&&&&&.",
  76 ".&&&&&&&&&&&&&&&+&$%&$$@&$@&&$@&&&&.",
  77 ".&&&&&&&&&&&&&&&+&&#@%#+@#@*$%$+$&&.",
  78 ".&&&&&&&&&&&&&&&+&&#@#@&&@*#$%$+&&&.",
  79 ".&&&&&&&&&&&&&&&+&$+&*@&#@@#&#@$&&&.",
  80 ".&&&&&&&&&&&&&&$%@@&&*@&@#@#$#*#&&&.",
  81 ".&&&&&&&&&&&&&&&&&&&&&&&&&&&$%&%$&&.",
  82 ".&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&.",
  83 ".&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&.",
  84 ".&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&.",
  85 "...................................."};
  86
  87 /* XPM */
  88 static const char * trashcan_closed_xpm[] = {
  89 "64 80 17 1",
  90 "       c None",
  91 ".      c #030304",
  92 "+      c #5A5A5C",
  93 "@      c #323231",
  94 "#      c #888888",
  95 "$      c #1E1E1F",
  96 "%      c #767677",
  97 "&      c #494949",
  98 "*      c #9E9E9C",
  99 "=      c #111111",
 100 "-      c #3C3C3D",
 101 ";      c #6B6B6B",
 102 ">      c #949494",
 103 ",      c #282828",
 104 "'      c #808080",
 105 ")      c #545454",
 106 "!      c #AEAEAC",
 107 "                                                                ",
 108 "                                                                ",
 109 "                                                                ",
 110 "                                                                ",
 111 "                                                                ",
 112 "                                                                ",
 113 "                                                                ",
 114 "                                                                ",
 115 "                                                                ",
 116 "                                                                ",
 117 "                                                                ",
 118 "                                                                ",
 119 "                                                                ",
 120 "                                                                ",
 121 "                                                                ",
 122 "                                                                ",
 123 "                                                                ",
 124 "                                                                ",
 125 "                                                                ",
 126 "                                                                ",
 127 "                                                                ",
 128 "                                                                ",
 129 "                       ==......=$$...===                        ",
 130 "                 ..$------)+++++++++++++@$$...                  ",
 131 "             ..=@@-------&+++++++++++++++++++-....              ",
 132 "          =.$$@@@-&&)++++)-,$$$$=@@&+++++++++++++,..$           ",
 133 "         .$$$$@@&+++++++&$$$@@@@-&,$,-++++++++++;;;&..          ",
 134 "        $$$$,@--&++++++&$$)++++++++-,$&++++++;%%'%%;;$@         ",
 135 "       .-@@-@-&++++++++-@++++++++++++,-++++++;''%;;;%*-$        ",
 136 "       +------++++++++++++++++++++++++++++++;;%%%;;##*!.        ",
 137 "        =+----+++++++++++++++++++++++;;;;;;;;;;;;%'>>).         ",
 138 "         .=)&+++++++++++++++++;;;;;;;;;;;;;;%''>>#>#@.          ",
 139 "          =..=&++++++++++++;;;;;;;;;;;;;%###>>###+%==           ",
 140 "           .&....=-+++++%;;####''''''''''##'%%%)..#.            ",
 141 "           .+-++@....=,+%#####'%%%%%%%%%;@$-@-@*++!.            ",
 142 "           .+-++-+++-&-@$$=$=......$,,,@;&)+!++!++!.            ",
 143 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 144 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 145 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 146 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 147 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 148 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 149 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 150 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 151 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 152 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 153 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 154 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 155 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 156 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 157 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 158 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 159 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 160 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 161 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 162 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 163 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 164 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 165 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 166 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 167 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 168 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 169 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 170 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 171 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 172 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 173 "           =+-++-+++-+++++++++!++++!++++!+++!++!+++=            ",
 174 "            $.++-+++-+++++++++!++++!++++!+++!++!+.$             ",
 175 "              =.++++++++++++++!++++!++++!+++!++.=               ",
 176 "                 $..+++++++++++++++!++++++...$                  ",
 177 "                      $$=.............=$$                       ",
 178 "                                                                ",
 179 "                                                                ",
 180 "                                                                ",
 181 "                                                                ",
 182 "                                                                ",
 183 "                                                                ",
 184 "                                                                ",
 185 "                                                                ",
 186 "                                                                "};
 187
 188 /* XPM */
 189 static const char * trashcan_open_xpm[] = {
 190 "64 80 17 1",
 191 "       c None",
 192 ".      c #030304",
 193 "+      c #5A5A5C",
 194 "@      c #323231",
 195 "#      c #888888",
 196 "$      c #1E1E1F",
 197 "%      c #767677",
 198 "&      c #494949",
 199 "*      c #9E9E9C",
 200 "=      c #111111",
 201 "-      c #3C3C3D",
 202 ";      c #6B6B6B",
 203 ">      c #949494",
 204 ",      c #282828",
 205 "'      c #808080",
 206 ")      c #545454",
 207 "!      c #AEAEAC",
 208 "                                                                ",
 209 "                                                                ",
 210 "                                                                ",
 211 "                                                                ",
 212 "                                                                ",
 213 "                                                                ",
 214 "                                      .=.==.,@                  ",
 215 "                                   ==.,@-&&&)-=                 ",
 216 "                                 .$@,&++;;;%>*-                 ",
 217 "                               $,-+)+++%%;;'#+.                 ",
 218 "                            =---+++++;%%%;%##@.                 ",
 219 "                           @)++++++++;%%%%'#%$                  ",
 220 "                         $&++++++++++;%%;%##@=                  ",
 221 "                       ,-++++)+++++++;;;'#%)                    ",
 222 "                      @+++&&--&)++++;;%'#'-.                    ",
 223 "                    ,&++-@@,,,,-)++;;;'>'+,                     ",
 224 "                  =-++&@$@&&&&-&+;;;%##%+@                      ",
 225 "                =,)+)-,@@&+++++;;;;%##%&@                       ",
 226 "               @--&&,,@&)++++++;;;;'#)@                         ",
 227 "              ---&)-,@)+++++++;;;%''+,                          ",
 228 "            $--&)+&$-+++++++;;;%%'';-                           ",
 229 "           .,-&+++-$&++++++;;;%''%&=                            ",
 230 "          $,-&)++)-@++++++;;%''%),                              ",
 231 "         =,@&)++++&&+++++;%'''+$@&++++++                        ",
 232 "        .$@-++++++++++++;'#';,........=$@&++++                  ",
 233 "       =$@@&)+++++++++++'##-.................=&++               ",
 234 "      .$$@-&)+++++++++;%#+$.....................=)+             ",
 235 "      $$,@-)+++++++++;%;@=........................,+            ",
 236 "     .$$@@-++++++++)-)@=............................            ",
 237 "     $,@---)++++&)@===............................,.            ",
 238 "    $-@---&)))-$$=..............................=)!.            ",
 239 "     --&-&&,,$=,==...........................=&+++!.            ",
 240 "      =,=$..=$+)+++++&@$=.............=$@&+++++!++!.            ",
 241 "           .)-++-+++++++++++++++++++++++++++!++!++!.            ",
 242 "           .+-++-+++++++++++++++++++++++!+++!++!++!.            ",
 243 "           .+-++-+++-+++++++++!+++!!++++!+++!++!++!.            ",
 244 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 245 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 246 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 247 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 248 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 249 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 250 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 251 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 252 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 253 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 254 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 255 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 256 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 257 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 258 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 259 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 260 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 261 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 262 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 263 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 264 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 265 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 266 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 267 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 268 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 269 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 270 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 271 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 272 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 273 "           .+-++-+++-+++++++++!++++!++++!+++!++!++!.            ",
 274 "           =+-++-+++-+++++++++!++++!++++!+++!++!+++=            ",
 275 "            $.++-+++-+++++++++!++++!++++!+++!++!+.$             ",
 276 "              =.++++++++++++++!++++!++++!+++!++.=               ",
 277 "                 $..+++++++++++++++!++++++...$                  ",
 278 "                      $$==...........==$$                       ",
 279 "                                                                ",
 280 "                                                                ",
 281 "                                                                ",
 282 "                                                                ",
 283 "                                                                ",
 284 "                                                                ",
 285 "                                                                ",
 286 "                                                                ",
 287 "                                                                "};
 288
 289 GdkPixbuf *trashcan_open;
 290 GdkPixbuf *trashcan_closed;
 291
 292 gboolean have_drag;
 293
 294 enum {
 295   TARGET_STRING,
 296   TARGET_ROOTWIN
 297 };
 298
 299 static GtkTargetEntry target_table[] = {
 300   { "STRING",     0, TARGET_STRING },
 301   { "text/plain", 0, TARGET_STRING },
 302   { "application/x-rootwindow-drop", 0, TARGET_ROOTWIN }
 303 };
 304
 305 static guint n_targets = sizeof(target_table) / sizeof(target_table[0]);
 306
 307 void
 308 target_drag_leave          (GtkWidget          *widget,
 309                             GdkDragContext     *context,
 310                             guint               time)
 311 {
 312   g_print("leave\n");
 313   have_drag = FALSE;
 314   gtk_image_set_from_pixbuf (GTK_IMAGE (widget), trashcan_closed);
 315 }
 316
 317 gboolean
 318 target_drag_motion         (GtkWidget          *widget,
 319                             GdkDragContext     *context,
 320                             gint                x,
 321                             gint                y,
 322                             guint               time)
 323 {
 324   GtkWidget *source_widget;
 325   GList *tmp_list;
 326
 327   if (!have_drag)
 328     {
 329       have_drag = TRUE;
 330       gtk_image_set_from_pixbuf (GTK_IMAGE (widget), trashcan_open);
 331     }
 332
 333   source_widget = gtk_drag_get_source_widget (context);
 334   g_print ("motion, source %s\n", source_widget ?
 335            G_OBJECT_TYPE_NAME (source_widget) :
 336            "NULL");
 337
 338   tmp_list = context->targets;
 339   while (tmp_list)
 340     {
 341       char *name = gdk_atom_name (GDK_POINTER_TO_ATOM (tmp_list->data));
 342       g_print ("%s\n", name);
 343       g_free (name);
 344
 345       tmp_list = tmp_list->next;
 346     }
 347
 348   gdk_drag_status (context, context->suggested_action, time);
 349   return TRUE;
 350 }
 351
 352 gboolean
 353 target_drag_drop           (GtkWidget          *widget,
 354                             GdkDragContext     *context,
 355                             gint                x,
 356                             gint                y,
 357                             guint               time)
 358 {
 359   g_print("drop\n");
 360   have_drag = FALSE;
 361
 362   gtk_image_set_from_pixbuf (GTK_IMAGE (widget), trashcan_closed);
 363
 364   if (context->targets)
 365     {
 366       gtk_drag_get_data (widget, context,
 367                          GDK_POINTER_TO_ATOM (context->targets->data),
 368                          time);
 369       return TRUE;
 370     }
 371
 372   return FALSE;
 373 }
 374
 375 void
 376 target_drag_data_received  (GtkWidget          *widget,
 377                             GdkDragContext     *context,
 378                             gint                x,
 379                             gint                y,
 380                             GtkSelectionData   *selection_data,
 381                             guint               info,
 382                             guint               time)
 383 {
 384   if (gtk_selection_data_get_length (selection_data) >= 0 &&
 385       gtk_selection_data_get_format (selection_data) == 8)
 386     {
 387       g_print ("Received \"%s\" in trashcan\n", (gchar *) gtk_selection_data_get_data (selection_data));
 388       gtk_drag_finish (context, TRUE, FALSE, time);
 389       return;
 390     }
 391
 392   gtk_drag_finish (context, FALSE, FALSE, time);
 393 }
 394
 395 void
 396 label_drag_data_received  (GtkWidget          *widget,
 397                             GdkDragContext     *context,
 398                             gint                x,
 399                             gint                y,
 400                             GtkSelectionData   *selection_data,
 401                             guint               info,
 402                             guint               time)
 403 {
 404   if (gtk_selection_data_get_length (selection_data) >= 0 &&
 405       gtk_selection_data_get_format (selection_data) == 8)
 406     {
 407       g_print ("Received \"%s\" in label\n", (gchar *) gtk_selection_data_get_data (selection_data));
 408       gtk_drag_finish (context, TRUE, FALSE, time);
 409       return;
 410     }
 411
 412   gtk_drag_finish (context, FALSE, FALSE, time);
 413 }
 414
 415 void
 416 source_drag_data_get  (GtkWidget          *widget,
 417                        GdkDragContext     *context,
 418                        GtkSelectionData   *selection_data,
 419                        guint               info,
 420                        guint               time,
 421                        gpointer            data)
 422 {
 423   if (info == TARGET_ROOTWIN)
 424     g_print ("I was dropped on the rootwin\n");
 425   else
 426     gtk_selection_data_set (selection_data,
 427                             gtk_selection_data_get_target (selection_data),
 428                             8, (guchar *) "I'm Data!", 9);
 429 }
 430
 431 /* The following is a rather elaborate example demonstrating/testing
 432  * changing of the window hierarchy during a drag - in this case,
 433  * via a "spring-loaded" popup window.
 434  */
 435 static GtkWidget *popup_window = NULL;
 436
 437 static gboolean popped_up = FALSE;
 438 static gboolean in_popup = FALSE;
 439 static guint popdown_timer = 0;
 440 static guint popup_timer = 0;
 441
 442 gint
 443 popdown_cb (gpointer data)
 444 {
 445   popdown_timer = 0;
 446
 447   gtk_widget_hide (popup_window);
 448   popped_up = FALSE;
 449
 450   return FALSE;
 451 }
 452
 453 gboolean
 454 popup_motion       (GtkWidget          *widget,
 455                     GdkDragContext     *context,
 456                     gint                x,
 457                     gint                y,
 458                     guint               time)
 459 {
 460   if (!in_popup)
 461     {
 462       in_popup = TRUE;
 463       if (popdown_timer)
 464         {
 465           g_print ("removed popdown\n");
 466           g_source_remove (popdown_timer);
 467           popdown_timer = 0;
 468         }
 469     }
 470
 471   return TRUE;
 472 }
 473
 474 void
 475 popup_leave        (GtkWidget          *widget,
 476                     GdkDragContext     *context,
 477                     guint               time)
 478 {
 479   if (in_popup)
 480     {
 481       in_popup = FALSE;
 482       if (!popdown_timer)
 483         {
 484           g_print ("added popdown\n");
 485           popdown_timer = gdk_threads_add_timeout (500, popdown_cb, NULL);
 486         }
 487     }
 488 }
 489
 490 gboolean
 491 popup_cb (gpointer data)
 492 {
 493   if (!popped_up)
 494     {
 495       if (!popup_window)
 496         {
 497           GtkWidget *button;
 498           GtkWidget *table;
 499           int i, j;
 500
 501           popup_window = gtk_window_new (GTK_WINDOW_POPUP);
 502           gtk_window_set_position (GTK_WINDOW (popup_window), GTK_WIN_POS_MOUSE);
 503
 504           table = gtk_table_new (3,3, FALSE);
 505
 506           for (i=0; i<3; i++)
 507             for (j=0; j<3; j++)
 508               {
 509                 char buffer[128];
 510                 g_snprintf(buffer, sizeof(buffer), "%d,%d", i, j);
 511                 button = gtk_button_new_with_label (buffer);
 512                 gtk_table_attach (GTK_TABLE (table), button, i, i+1, j, j+1,
 513                                   GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL,
 514                                   0, 0);
 515
 516                 gtk_drag_dest_set (button,
 517                                    GTK_DEST_DEFAULT_ALL,
 518                                    target_table, n_targets - 1, /* no rootwin */
 519                                    GDK_ACTION_COPY | GDK_ACTION_MOVE);
 520                 g_signal_connect (button, "drag_motion",
 521                                   G_CALLBACK (popup_motion), NULL);
 522                 g_signal_connect (button, "drag_leave",
 523                                   G_CALLBACK (popup_leave), NULL);
 524               }
 525
 526           gtk_widget_show_all (table);
 527           gtk_container_add (GTK_CONTAINER (popup_window), table);
 528
 529         }
 530       gtk_widget_show (popup_window);
 531       popped_up = TRUE;
 532     }
 533
 534   popdown_timer = gdk_threads_add_timeout (500, popdown_cb, NULL);
 535   g_print ("added popdown\n");
 536
 537   popup_timer = FALSE;
 538
 539   return FALSE;
 540 }
 541
 542 gboolean
 543 popsite_motion     (GtkWidget          *widget,
 544                     GdkDragContext     *context,
 545                     gint                x,
 546                     gint                y,
 547                     guint               time)
 548 {
 549   if (!popup_timer)
 550     popup_timer = gdk_threads_add_timeout (500, popup_cb, NULL);
 551
 552   return TRUE;
 553 }
 554
 555 void
 556 popsite_leave      (GtkWidget          *widget,
 557                     GdkDragContext     *context,
 558                     guint               time)
 559 {
 560   if (popup_timer)
 561     {
 562       g_source_remove (popup_timer);
 563       popup_timer = 0;
 564     }
 565 }
 566
 567 void
 568 source_drag_data_delete  (GtkWidget          *widget,
 569                           GdkDragContext     *context,
 570                           gpointer            data)
 571 {
 572   g_print ("Delete the data!\n");
 573 }
 574
 575 void
 576 test_init (void)
 577 {
 578   if (g_file_test ("../gdk-pixbuf/libpixbufloader-pnm.la",
 579                    G_FILE_TEST_EXISTS))
 580     {
 581       g_setenv ("GDK_PIXBUF_MODULE_FILE", "../gdk-pixbuf/loaders.cache", TRUE);
 582       g_setenv ("GTK_IM_MODULE_FILE", "../modules/input/immodules.cache", TRUE);
 583     }
 584 }
 585
 586 int
 587 main (int argc, char **argv)
 588 {
 589   GtkWidget *window;
 590   GtkWidget *table;
 591   GtkWidget *label;
 592   GtkWidget *pixmap;
 593   GtkWidget *button;
 594   GdkPixbuf *drag_icon;
 595
 596   test_init ();
 597
 598   gtk_init (&argc, &argv);
 599
 600   window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 601   g_signal_connect (window, "destroy",
 602                     G_CALLBACK (gtk_main_quit), NULL);
 603
 604
 605   table = gtk_table_new (2, 2, FALSE);
 606   gtk_container_add (GTK_CONTAINER (window), table);
 607
 608   drag_icon = gdk_pixbuf_new_from_xpm_data (drag_icon_xpm);
 609   trashcan_open = gdk_pixbuf_new_from_xpm_data (trashcan_open_xpm);
 610   trashcan_closed = gdk_pixbuf_new_from_xpm_data (trashcan_closed_xpm);
 611
 612   label = gtk_label_new ("Drop Here\n");
 613
 614   gtk_drag_dest_set (label,
 615                      GTK_DEST_DEFAULT_ALL,
 616                      target_table, n_targets - 1, /* no rootwin */
 617                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
 618
 619   g_signal_connect (label, "drag_data_received",
 620                     G_CALLBACK( label_drag_data_received), NULL);
 621
 622   gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
 623                     GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL,
 624                     0, 0);
 625
 626   label = gtk_label_new ("Popup\n");
 627
 628   gtk_drag_dest_set (label,
 629                      GTK_DEST_DEFAULT_ALL,
 630                      target_table, n_targets - 1, /* no rootwin */
 631                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
 632
 633   gtk_table_attach (GTK_TABLE (table), label, 1, 2, 1, 2,
 634                     GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL,
 635                     0, 0);
 636
 637   g_signal_connect (label, "drag_motion",
 638                     G_CALLBACK (popsite_motion), NULL);
 639   g_signal_connect (label, "drag_leave",
 640                     G_CALLBACK (popsite_leave), NULL);
 641
 642   pixmap = gtk_image_new_from_pixbuf (trashcan_closed);
 643   gtk_drag_dest_set (pixmap, 0, NULL, 0, 0);
 644   gtk_table_attach (GTK_TABLE (table), pixmap, 1, 2, 0, 1,
 645                     GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL,
 646                     0, 0);
 647
 648   g_signal_connect (pixmap, "drag_leave",
 649                     G_CALLBACK (target_drag_leave), NULL);
 650
 651   g_signal_connect (pixmap, "drag_motion",
 652                     G_CALLBACK (target_drag_motion), NULL);
 653
 654   g_signal_connect (pixmap, "drag_drop",
 655                     G_CALLBACK (target_drag_drop), NULL);
 656
 657   g_signal_connect (pixmap, "drag_data_received",
 658                     G_CALLBACK (target_drag_data_received), NULL);
 659
 660   /* Drag site */
 661
 662   button = gtk_button_new_with_label ("Drag Here\n");
 663
 664   gtk_drag_source_set (button, GDK_BUTTON1_MASK | GDK_BUTTON3_MASK,
 665                        target_table, n_targets,
 666                        GDK_ACTION_COPY | GDK_ACTION_MOVE);
 667   gtk_drag_source_set_icon_pixbuf (button, drag_icon);
 668
 669   g_object_unref (drag_icon);
 670
 671   gtk_table_attach (GTK_TABLE (table), button, 0, 1, 1, 2,
 672                     GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL,
 673                     0, 0);
 674
 675   g_signal_connect (button, "drag_data_get",
 676                     G_CALLBACK (source_drag_data_get), NULL);
 677   g_signal_connect (button, "drag_data_delete",
 678                     G_CALLBACK (source_drag_data_delete), NULL);
 679
 680   gtk_widget_show_all (window);
 681
 682   gtk_main ();
 683
 684   return 0;
 685 }