1 /* GTK - The GIMP Toolkit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
22 * file for a list of people on the GTK+ Team. See the ChangeLog
23 * files for a list of changes. These files are distributed with
24 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
53 GdkAtom seltypes[LAST_SEL_TYPE];
55 typedef struct _Target {
62 /* The following is a list of all the selection targets defined
65 static Target targets[] = {
66 { "ADOBE_PORTABLE_DOCUMENT_FORMAT", STRING, NULL, 8 },
67 { "APPLE_PICT", APPLE_PICT, NULL, 8 },
68 { "BACKGROUND", PIXEL, NULL, 32 },
69 { "BITMAP", BITMAP, NULL, 32 },
70 { "CHARACTER_POSITION", SPAN, NULL, 32 },
71 { "CLASS", TEXT, NULL, 8 },
72 { "CLIENT_WINDOW", WINDOW, NULL, 32 },
73 { "COLORMAP", COLORMAP, NULL, 32 },
74 { "COLUMN_NUMBER", SPAN, NULL, 32 },
75 { "COMPOUND_TEXT", COMPOUND_TEXT, NULL, 8 },
76 /* { "DELETE", "NULL", 0, ? }, */
77 { "DRAWABLE", DRAWABLE, NULL, 32 },
78 { "ENCAPSULATED_POSTSCRIPT", STRING, NULL, 8 },
79 { "ENCAPSULATED_POSTSCRIPT_INTERCHANGE", STRING, NULL, 8 },
80 { "FILE_NAME", TEXT, NULL, 8 },
81 { "FOREGROUND", PIXEL, NULL, 32 },
82 { "HOST_NAME", TEXT, NULL, 8 },
83 /* { "INSERT_PROPERTY", "NULL", 0, ? NULL }, */
84 /* { "INSERT_SELECTION", "NULL", 0, ? NULL }, */
85 { "LENGTH", INTEGER, NULL, 32 },
86 { "LINE_NUMBER", SPAN, NULL, 32 },
87 { "LIST_LENGTH", INTEGER, NULL, 32 },
88 { "MODULE", TEXT, NULL, 8 },
89 /* { "MULTIPLE", "ATOM_PAIR", 0, 32 }, */
90 { "NAME", TEXT, NULL, 8 },
91 { "ODIF", TEXT, NULL, 8 },
92 { "OWNER_OS", TEXT, NULL, 8 },
93 { "PIXMAP", PIXMAP, NULL, 32 },
94 { "POSTSCRIPT", STRING, NULL, 8 },
95 { "PROCEDURE", TEXT, NULL, 8 },
96 { "PROCESS", INTEGER, NULL, 32 },
97 { "STRING", STRING, NULL, 8 },
98 { "TARGETS", ATOM, NULL, 32 },
99 { "TASK", INTEGER, NULL, 32 },
100 { "TEXT", TEXT, NULL, 8 },
101 { "TIMESTAMP", INTEGER, NULL, 32 },
102 { "USER", TEXT, NULL, 8 },
105 static int num_targets = sizeof(targets)/sizeof(Target);
107 static int have_selection = FALSE;
109 GtkWidget *selection_widget;
110 GtkWidget *selection_text;
111 GtkWidget *selection_button;
112 GString *selection_string = NULL;
119 seltypes[SEL_TYPE_NONE] = GDK_NONE;
120 seltypes[APPLE_PICT] = gdk_atom_intern ("APPLE_PICT",FALSE);
121 seltypes[ATOM] = gdk_atom_intern ("ATOM",FALSE);
122 seltypes[ATOM_PAIR] = gdk_atom_intern ("ATOM_PAIR",FALSE);
123 seltypes[BITMAP] = gdk_atom_intern ("BITMAP",FALSE);
124 seltypes[C_STRING] = gdk_atom_intern ("C_STRING",FALSE);
125 seltypes[COLORMAP] = gdk_atom_intern ("COLORMAP",FALSE);
126 seltypes[COMPOUND_TEXT] = gdk_atom_intern ("COMPOUND_TEXT",FALSE);
127 seltypes[DRAWABLE] = gdk_atom_intern ("DRAWABLE",FALSE);
128 seltypes[INTEGER] = gdk_atom_intern ("INTEGER",FALSE);
129 seltypes[PIXEL] = gdk_atom_intern ("PIXEL",FALSE);
130 seltypes[PIXMAP] = gdk_atom_intern ("PIXMAP",FALSE);
131 seltypes[SPAN] = gdk_atom_intern ("SPAN",FALSE);
132 seltypes[STRING] = gdk_atom_intern ("STRING",FALSE);
133 seltypes[TEXT] = gdk_atom_intern ("TEXT",FALSE);
134 seltypes[WINDOW] = gdk_atom_intern ("WINDOW",FALSE);
136 for (i=0; i<num_targets; i++)
137 targets[i].target = gdk_atom_intern (targets[i].target_name, FALSE);
141 selection_toggled (GtkWidget *widget)
143 if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
145 have_selection = gtk_selection_owner_set (selection_widget,
146 GDK_SELECTION_PRIMARY,
149 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(widget), FALSE);
155 if (gdk_selection_owner_get (GDK_SELECTION_PRIMARY) == gtk_widget_get_window (widget))
156 gtk_selection_owner_set (NULL, GDK_SELECTION_PRIMARY,
158 have_selection = FALSE;
164 selection_get (GtkWidget *widget,
165 GtkSelectionData *selection_data,
172 GdkAtom type = GDK_NONE;
174 if (!selection_string)
181 buffer = (guchar *)selection_string->str;
182 len = selection_string->len;
189 type = seltypes[COMPOUND_TEXT];
191 type = seltypes[STRING];
194 gtk_selection_data_set (selection_data, type, 8, buffer, len);
198 selection_clear (GtkWidget *widget, GdkEventSelection *event)
200 have_selection = FALSE;
201 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(selection_button), FALSE);
207 stringify_atom (guchar *data, gint *position)
209 gchar *str = gdk_atom_name (*(GdkAtom *)(data+*position));
210 *position += sizeof(GdkAtom);
216 stringify_text (guchar *data, gint *position)
218 gchar *str = g_strdup ((gchar *)(data+*position));
219 *position += strlen (str) + 1;
225 stringify_xid (guchar *data, gint *position)
230 sprintf(buffer,"0x%x",*(guint32 *)(data+*position));
231 str = g_strdup (buffer);
233 *position += sizeof(guint32);
239 stringify_integer (guchar *data, gint *position)
244 sprintf(buffer,"%d",*(int *)(data+*position));
245 str = g_strdup (buffer);
247 *position += sizeof(int);
253 stringify_span (guchar *data, gint *position)
258 sprintf(buffer,"%d - %d",((int *)(data+*position))[0],
259 ((int *)(data+*position))[1]);
260 str = g_strdup (buffer);
262 *position += 2*sizeof(int);
268 selection_received (GtkWidget *widget, GtkSelectionData *data)
274 GtkTextBuffer *buffer;
276 if (data->length < 0)
278 g_print("Error retrieving selection\n");
282 seltype = SEL_TYPE_NONE;
283 for (i=0; i<LAST_SEL_TYPE; i++)
285 if (seltypes[i] == data->type)
292 if (seltype == SEL_TYPE_NONE)
294 char *name = gdk_atom_name (data->type);
295 g_print("Don't know how to handle type: %s\n",
296 name?name:"<unknown>");
300 if (selection_string != NULL)
301 g_string_free (selection_string, TRUE);
303 selection_string = g_string_new (NULL);
305 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (selection_text));
306 gtk_text_buffer_set_text (buffer, "", -1);
309 while (position < data->length)
314 str = stringify_atom (data->data, &position);
319 str = stringify_text (data->data, &position);
326 str = stringify_xid (data->data, &position);
330 str = stringify_integer (data->data, &position);
333 str = stringify_span (data->data, &position);
337 char *name = gdk_atom_name (data->type);
338 g_print("Can't convert type %s to string\n",
339 name?name:"<unknown>");
340 position = data->length;
344 gtk_text_buffer_insert_at_cursor (buffer, str, -1);
345 gtk_text_buffer_insert_at_cursor (buffer, "\n", -1);
346 g_string_append (selection_string, str);
352 paste (GtkWidget *widget, GtkWidget *entry)
357 name = gtk_entry_get_text (GTK_ENTRY(entry));
358 atom = gdk_atom_intern (name, FALSE);
360 if (atom == GDK_NONE)
362 g_print("Could not create atom: \"%s\"\n",name);
366 gtk_selection_convert (selection_widget, GDK_SELECTION_PRIMARY, atom,
377 main (int argc, char *argv[])
379 GtkWidget *action_area, *content_area;
388 static GtkTargetEntry targetlist[] = {
389 { "STRING", 0, STRING },
391 { "COMPOUND_TEXT", 0, COMPOUND_TEXT }
393 static gint ntargets = sizeof(targetlist) / sizeof(targetlist[0]);
395 gtk_init (&argc, &argv);
399 selection_widget = gtk_invisible_new ();
401 dialog = gtk_dialog_new ();
402 gtk_widget_set_name (dialog, "Test Input");
403 gtk_container_set_border_width (GTK_CONTAINER(dialog), 0);
405 g_signal_connect (dialog, "destroy",
406 G_CALLBACK (quit), NULL);
408 content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
409 action_area = gtk_dialog_get_action_area (GTK_DIALOG (dialog));
411 table = gtk_table_new (4, 2, FALSE);
412 gtk_container_set_border_width (GTK_CONTAINER(table), 10);
414 gtk_table_set_row_spacing (GTK_TABLE (table), 0, 5);
415 gtk_table_set_row_spacing (GTK_TABLE (table), 1, 2);
416 gtk_table_set_row_spacing (GTK_TABLE (table), 2, 2);
417 gtk_table_set_col_spacing (GTK_TABLE (table), 0, 2);
418 gtk_box_pack_start (GTK_BOX (content_area), table, TRUE, TRUE, 0);
419 gtk_widget_show (table);
421 selection_button = gtk_toggle_button_new_with_label ("Claim Selection");
422 gtk_table_attach (GTK_TABLE (table), selection_button, 0, 2, 0, 1,
423 GTK_EXPAND | GTK_FILL, 0, 0, 0);
424 gtk_widget_show (selection_button);
426 g_signal_connect (selection_button, "toggled",
427 G_CALLBACK (selection_toggled), NULL);
428 g_signal_connect (selection_widget, "selection_clear_event",
429 G_CALLBACK (selection_clear), NULL);
430 g_signal_connect (selection_widget, "selection_received",
431 G_CALLBACK (selection_received), NULL);
433 gtk_selection_add_targets (selection_widget, GDK_SELECTION_PRIMARY,
434 targetlist, ntargets);
436 g_signal_connect (selection_widget, "selection_get",
437 G_CALLBACK (selection_get), NULL);
439 selection_text = gtk_text_view_new ();
440 scrolled = gtk_scrolled_window_new (NULL, NULL);
441 gtk_container_add (GTK_CONTAINER (scrolled), selection_text);
442 gtk_table_attach_defaults (GTK_TABLE (table), scrolled, 0, 1, 1, 2);
443 gtk_widget_show (selection_text);
445 hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2);
446 gtk_table_attach (GTK_TABLE (table), hbox, 0, 2, 3, 4,
447 GTK_EXPAND | GTK_FILL, 0, 0, 0);
448 gtk_widget_show (hbox);
450 label = gtk_label_new ("Target:");
451 gtk_box_pack_start (GTK_BOX(hbox), label, FALSE, FALSE, 0);
452 gtk_widget_show (label);
454 entry = gtk_entry_new ();
455 gtk_box_pack_start (GTK_BOX(hbox), entry, TRUE, TRUE, 0);
456 gtk_widget_show (entry);
458 /* .. And create some buttons */
459 button = gtk_button_new_with_label ("Paste");
460 gtk_box_pack_start (GTK_BOX (action_area), button, TRUE, TRUE, 0);
461 g_signal_connect (button, "clicked",
462 G_CALLBACK (paste), entry);
463 gtk_widget_show (button);
465 button = gtk_button_new_with_label ("Quit");
466 gtk_box_pack_start (GTK_BOX (action_area), button, TRUE, TRUE, 0);
468 g_signal_connect_swapped (button, "clicked",
469 G_CALLBACK (gtk_widget_destroy), dialog);
470 gtk_widget_show (button);
472 gtk_widget_show (dialog);