Copy selection to x clipboard.

tools/gtk_clipboard_dump/gtk_clipboard_dump.cc

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <gtk/gtk.h>
 #include <stdio.h>
 #include <string.h>
 
-/* Small program to dump the contents of GTK's clipboard to the terminal.
- * Feel free to add to it or improve formatting or whatnot.
- */
-int main(int argc, char* argv[]) {
-  gtk_init(&argc, &argv);
+namespace {
+
+void PrintClipboardContents(GtkClipboard* clip) {
   GdkAtom* targets;
   int num_targets = 0;
-  // For now only look at GDK_SELECTION_CLIPBOARD. This could be extended
-  // to look at GDK_SELECTION_PRIMARY (the X clipboard).
-  GtkClipboard* clip = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
-
   gtk_clipboard_wait_for_targets(clip, &targets, &num_targets);
 
   printf("Available targets:\n---------------\n");
 
   for (int i = 0; i < num_targets; i++) {
     printf("  [format: %s", gdk_atom_name(targets[i]));
     GtkSelectionData* data = gtk_clipboard_wait_for_contents(clip, targets[i]);
     if (!data) {
       printf("]: NULL\n\n");
       continue;
     }
 
     printf(" / length: %d / bits %d]: ", data->length, data->format);
 
     if (strstr(gdk_atom_name(targets[i]), "image")) {
       printf("(image omitted)\n\n");
       continue;
+    } else if (strstr(gdk_atom_name(targets[i]), "TIMESTAMP")) {
+      // TODO(estade): Print the time stamp in human readable format.
+      printf("(time omitted)\n\n");
+      continue;
     }
 
     for (int j = 0; j < data->length; j++) {
       // Output data one byte at a time. Currently wide strings look
       // pretty weird.
       printf("%c", (data->data[j] == 0 ? '_' : data->data[j]));
     }
     printf("\n\n");
   }
 }
+
+}
+
+/* Small program to dump the contents of GTK's clipboards to the terminal.
+ * Feel free to add to it or improve formatting or whatnot.
+ */
+int main(int argc, char* argv[]) {
+  gtk_init(&argc, &argv);
+
+  printf("Desktop clipboard\n");
+  PrintClipboardContents(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD));
+
+  printf("X clipboard\n");
+  PrintClipboardContents(gtk_clipboard_get(GDK_SELECTION_PRIMARY));
+}