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 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 ".&&&&&&&&&&&&&&&+&&#@%#+@#@*$%$+$&&.",
  78 ".&&&&&&&&&&&&&&&+&&#@#@&&@*#$%$+&&&.",
  79 ".&&&&&&&&&&&&&&&+&$+&*@&#@@#&#@$&&&.",
  80 ".&&&&&&&&&&&&&&$%@@&&*@&@#@#$#*#&&&.",
  81 ".&&&&&&&&&&&&&&&&&&&&&&&&&&&$%&%$&&.",
  82 ".&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&.",
  83 ".&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&.",
  84 ".&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&.",
  85 "...................................."};
  86
  87 /* XPM */
  88 static char * trashcan_closed_xpm[] = {
  89 "64 80 17 1",
  90 "       c None",
  91 ".      c #030304",
  92 "+      c #5A5A5C",
  93 "@      c #323231",
  94 "#      c #888888",
  95 "$      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 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 GdkPixmap *trashcan_open;
 290 GdkPixmap *trashcan_open_mask;
 291 GdkPixmap *trashcan_closed;
 292 GdkPixmap *trashcan_closed_mask;
 293
 294 gboolean have_drag;
 295
 296 enum {
 297   TARGET_STRING,
 298   TARGET_ROOTWIN
 299 };
 300
 301 static GtkTargetEntry target_table[] = {
 302   { "STRING",     0, TARGET_STRING },
 303   { "text/plain", 0, TARGET_STRING },
 304   { "application/x-rootwindow-drop", 0, TARGET_ROOTWIN }
 305 };
 306
 307 static guint n_targets = sizeof(target_table) / sizeof(target_table[0]);
 308
 309 void
 310 target_drag_leave          (GtkWidget          *widget,
 311                             GdkDragContext     *context,
 312                             guint               time)
 313 {
 314   g_print("leave\n");
 315   have_drag = FALSE;
 316   gtk_image_set_from_pixmap (GTK_IMAGE (widget),
 317                              trashcan_closed, trashcan_closed_mask);
 318 }
 319
 320 gboolean
 321 target_drag_motion         (GtkWidget          *widget,
 322                             GdkDragContext     *context,
 323                             gint                x,
 324                             gint                y,
 325                             guint               time)
 326 {
 327   GtkWidget *source_widget;
 328   GList *tmp_list;
 329
 330   if (!have_drag)
 331     {
 332       have_drag = TRUE;
 333       gtk_image_set_from_pixmap (GTK_IMAGE (widget),
 334                                  trashcan_open, trashcan_open_mask);
 335     }
 336
 337   source_widget = gtk_drag_get_source_widget (context);
 338   g_print ("motion, source %s\n", source_widget ?
 339            GTK_OBJECT_TYPE_NAME (source_widget) :
 340            "NULL");
 341
 342   tmp_list = context->targets;
 343   while (tmp_list)
 344     {
 345       char *name = gdk_atom_name (GDK_POINTER_TO_ATOM (tmp_list->data));
 346       g_print ("%s\n", name);
 347       g_free (name);
 348
 349       tmp_list = tmp_list->next;
 350     }
 351
 352   gdk_drag_status (context, context->suggested_action, time);
 353   return TRUE;
 354 }
 355
 356 gboolean
 357 target_drag_drop           (GtkWidget          *widget,
 358                             GdkDragContext     *context,
 359                             gint                x,
 360                             gint                y,
 361                             guint               time)
 362 {
 363   g_print("drop\n");
 364   have_drag = FALSE;
 365
 366   gtk_image_set_from_pixmap (GTK_IMAGE (widget),
 367                              trashcan_closed, trashcan_closed_mask);
 368
 369   if (context->targets)
 370     {
 371       gtk_drag_get_data (widget, context,
 372                          GDK_POINTER_TO_ATOM (context->targets->data),
 373                          time);
 374       return TRUE;
 375     }
 376
 377   return FALSE;
 378 }
 379
 380 void
 381 target_drag_data_received  (GtkWidget          *widget,
 382                             GdkDragContext     *context,
 383                             gint                x,
 384                             gint                y,
 385                             GtkSelectionData   *data,
 386                             guint               info,
 387                             guint               time)
 388 {
 389   if ((data->length >= 0) && (data->format == 8))
 390     {
 391       g_print ("Received \"%s\" in trashcan\n", (gchar *)data->data);
 392       gtk_drag_finish (context, TRUE, FALSE, time);
 393       return;
 394     }
 395
 396   gtk_drag_finish (context, FALSE, FALSE, time);
 397 }
 398
 399 void
 400 label_drag_data_received  (GtkWidget          *widget,
 401                             GdkDragContext     *context,
 402                             gint                x,
 403                             gint                y,
 404                             GtkSelectionData   *data,
 405                             guint               info,
 406                             guint               time)
 407 {
 408   if ((data->length >= 0) && (data->format == 8))
 409     {
 410       g_print ("Received \"%s\" in label\n", (gchar *)data->data);
 411       gtk_drag_finish (context, TRUE, FALSE, time);
 412       return;
 413     }
 414
 415   gtk_drag_finish (context, FALSE, FALSE, time);
 416 }
 417
 418 void
 419 source_drag_data_get  (GtkWidget          *widget,
 420                        GdkDragContext     *context,
 421                        GtkSelectionData   *selection_data,
 422                        guint               info,
 423                        guint               time,
 424                        gpointer            data)
 425 {
 426   if (info == TARGET_ROOTWIN)
 427     g_print ("I was dropped on the rootwin\n");
 428   else
 429     gtk_selection_data_set (selection_data,
 430                             selection_data->target,
 431                             8, (guchar *) "I'm Data!", 9);
 432 }
 433
 434 /* The following is a rather elaborate example demonstrating/testing
 435  * changing of the window heirarchy during a drag - in this case,
 436  * via a "spring-loaded" popup window.
 437  */
 438 static GtkWidget *popup_window = NULL;
 439
 440 static gboolean popped_up = FALSE;
 441 static gboolean in_popup = FALSE;
 442 static guint popdown_timer = 0;
 443 static guint popup_timer = 0;
 444
 445 gint
 446 popdown_cb (gpointer data)
 447 {
 448   popdown_timer = 0;
 449
 450   gtk_widget_hide (popup_window);
 451   popped_up = FALSE;
 452
 453   return FALSE;
 454 }
 455
 456 gboolean
 457 popup_motion       (GtkWidget          *widget,
 458                     GdkDragContext     *context,
 459                     gint                x,
 460                     gint                y,
 461                     guint               time)
 462 {
 463   if (!in_popup)
 464     {
 465       in_popup = TRUE;
 466       if (popdown_timer)
 467         {
 468           g_print ("removed popdown\n");
 469           g_source_remove (popdown_timer);
 470           popdown_timer = 0;
 471         }
 472     }
 473
 474   return TRUE;
 475 }
 476
 477 void
 478 popup_leave        (GtkWidget          *widget,
 479                     GdkDragContext     *context,
 480                     guint               time)
 481 {
 482   if (in_popup)
 483     {
 484       in_popup = FALSE;
 485       if (!popdown_timer)
 486         {
 487           g_print ("added popdown\n");
 488           popdown_timer = gdk_threads_add_timeout (500, popdown_cb, NULL);
 489         }
 490     }
 491 }
 492
 493 gboolean
 494 popup_cb (gpointer data)
 495 {
 496   if (!popped_up)
 497     {
 498       if (!popup_window)
 499         {
 500           GtkWidget *button;
 501           GtkWidget *table;
 502           int i, j;
 503
 504           popup_window = gtk_window_new (GTK_WINDOW_POPUP);
 505           gtk_window_set_position (GTK_WINDOW (popup_window), GTK_WIN_POS_MOUSE);
 506
 507           table = gtk_table_new (3,3, FALSE);
 508
 509           for (i=0; i<3; i++)
 510             for (j=0; j<3; j++)
 511               {
 512                 char buffer[128];
 513                 g_snprintf(buffer, sizeof(buffer), "%d,%d", i, j);
 514                 button = gtk_button_new_with_label (buffer);
 515                 gtk_table_attach (GTK_TABLE (table), button, i, i+1, j, j+1,
 516                                   GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL,
 517                                   0, 0);
 518
 519                 gtk_drag_dest_set (button,
 520                                    GTK_DEST_DEFAULT_ALL,
 521                                    target_table, n_targets - 1, /* no rootwin */
 522                                    GDK_ACTION_COPY | GDK_ACTION_MOVE);
 523                 g_signal_connect (button, "drag_motion",
 524                                   G_CALLBACK (popup_motion), NULL);
 525                 g_signal_connect (button, "drag_leave",
 526                                   G_CALLBACK (popup_leave), NULL);
 527               }
 528
 529           gtk_widget_show_all (table);
 530           gtk_container_add (GTK_CONTAINER (popup_window), table);
 531
 532         }
 533       gtk_widget_show (popup_window);
 534       popped_up = TRUE;
 535     }
 536
 537   popdown_timer = gdk_threads_add_timeout (500, popdown_cb, NULL);
 538   g_print ("added popdown\n");
 539
 540   popup_timer = FALSE;
 541
 542   return FALSE;
 543 }
 544
 545 gboolean
 546 popsite_motion     (GtkWidget          *widget,
 547                     GdkDragContext     *context,
 548                     gint                x,
 549                     gint                y,
 550                     guint               time)
 551 {
 552   if (!popup_timer)
 553     popup_timer = gdk_threads_add_timeout (500, popup_cb, NULL);
 554
 555   return TRUE;
 556 }
 557
 558 void
 559 popsite_leave      (GtkWidget          *widget,
 560                     GdkDragContext     *context,
 561                     guint               time)
 562 {
 563   if (popup_timer)
 564     {
 565       g_source_remove (popup_timer);
 566       popup_timer = 0;
 567     }
 568 }
 569
 570 void
 571 source_drag_data_delete  (GtkWidget          *widget,
 572                           GdkDragContext     *context,
 573                           gpointer            data)
 574 {
 575   g_print ("Delete the data!\n");
 576 }
 577
 578 void
 579 test_init (void)
 580 {
 581   if (g_file_test ("../gdk-pixbuf/libpixbufloader-pnm.la",
 582                    G_FILE_TEST_EXISTS))
 583     {
 584       g_setenv ("GDK_PIXBUF_MODULE_FILE", "../gdk-pixbuf/gdk-pixbuf.loaders", TRUE);
 585       g_setenv ("GTK_IM_MODULE_FILE", "../modules/input/gtk.immodules", TRUE);
 586     }
 587 }
 588
 589 int
 590 main (int argc, char **argv)
 591 {
 592   GtkWidget *window;
 593   GtkWidget *table;
 594   GtkWidget *label;
 595   GtkWidget *pixmap;
 596   GtkWidget *button;
 597   GdkPixmap *drag_icon;
 598   GdkPixmap *drag_mask;
 599
 600   test_init ();
 601
 602   gtk_init (&argc, &argv);
 603
 604   window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 605   g_signal_connect (window, "destroy",
 606                     G_CALLBACK (gtk_main_quit), NULL);
 607
 608
 609   table = gtk_table_new (2, 2, FALSE);
 610   gtk_container_add (GTK_CONTAINER (window), table);
 611
 612   drag_icon = gdk_pixmap_colormap_create_from_xpm_d (NULL,
 613                                                      gtk_widget_get_colormap (window),
 614                                                      &drag_mask,
 615                                                      NULL, drag_icon_xpm);
 616
 617   trashcan_open = gdk_pixmap_colormap_create_from_xpm_d (NULL,
 618                                                          gtk_widget_get_colormap (window),
 619                                                          &trashcan_open_mask,
 620                                                          NULL, trashcan_open_xpm);
 621   trashcan_closed = gdk_pixmap_colormap_create_from_xpm_d (NULL,
 622                                                            gtk_widget_get_colormap (window),
 623                                                            &trashcan_closed_mask,
 624                                                            NULL, trashcan_closed_xpm);
 625
 626   label = gtk_label_new ("Drop Here\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   g_signal_connect (label, "drag_data_received",
 634                     G_CALLBACK( label_drag_data_received), NULL);
 635
 636   gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
 637                     GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL,
 638                     0, 0);
 639
 640   label = gtk_label_new ("Popup\n");
 641
 642   gtk_drag_dest_set (label,
 643                      GTK_DEST_DEFAULT_ALL,
 644                      target_table, n_targets - 1, /* no rootwin */
 645                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
 646
 647   gtk_table_attach (GTK_TABLE (table), label, 1, 2, 1, 2,
 648                     GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL,
 649                     0, 0);
 650
 651   g_signal_connect (label, "drag_motion",
 652                     G_CALLBACK (popsite_motion), NULL);
 653   g_signal_connect (label, "drag_leave",
 654                     G_CALLBACK (popsite_leave), NULL);
 655
 656   pixmap = gtk_image_new_from_pixmap (trashcan_closed, trashcan_closed_mask);
 657   gtk_drag_dest_set (pixmap, 0, NULL, 0, 0);
 658   gtk_table_attach (GTK_TABLE (table), pixmap, 1, 2, 0, 1,
 659                     GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL,
 660                     0, 0);
 661
 662   g_signal_connect (pixmap, "drag_leave",
 663                     G_CALLBACK (target_drag_leave), NULL);
 664
 665   g_signal_connect (pixmap, "drag_motion",
 666                     G_CALLBACK (target_drag_motion), NULL);
 667
 668   g_signal_connect (pixmap, "drag_drop",
 669                     G_CALLBACK (target_drag_drop), NULL);
 670
 671   g_signal_connect (pixmap, "drag_data_received",
 672                     G_CALLBACK (target_drag_data_received), NULL);
 673
 674   /* Drag site */
 675
 676   button = gtk_button_new_with_label ("Drag Here\n");
 677
 678   gtk_drag_source_set (button, GDK_BUTTON1_MASK | GDK_BUTTON3_MASK,
 679                        target_table, n_targets,
 680                        GDK_ACTION_COPY | GDK_ACTION_MOVE);
 681   gtk_drag_source_set_icon (button,
 682                             gtk_widget_get_colormap (window),
 683                             drag_icon, drag_mask);
 684
 685   g_object_unref (drag_icon);
 686   g_object_unref (drag_mask);
 687
 688   gtk_table_attach (GTK_TABLE (table), button, 0, 1, 1, 2,
 689                     GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL,
 690                     0, 0);
 691
 692   g_signal_connect (button, "drag_data_get",
 693                     G_CALLBACK (source_drag_data_get), NULL);
 694   g_signal_connect (button, "drag_data_delete",
 695                     G_CALLBACK (source_drag_data_delete), NULL);
 696
 697   gtk_widget_show_all (window);
 698
 699   gtk_main ();
 700
 701   return 0;
 702 }