1 files changed, 270 insertions, 0 deletions

diff --git a/src/fs/gnunet-fs-gtk_open-uri.c b/src/fs/gnunet-fs-gtk_open-uri.c
new file mode 100644
index 00000000..6962c2a5
--- /dev/null
+++ b/src/fs/gnunet-fs-gtk_open-uri.c
@@ -0,0 +1,270 @@
+/*
+     This file is part of GNUnet
+     (C) 2005, 2006, 2010, 2012 Christian Grothoff (and other contributing authors)
+
+     GNUnet is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published
+     by the Free Software Foundation; either version 2, or (at your
+     option) any later version.
+
+     GNUnet is distributed in the hope that it will be useful, but
+     WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+     General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+
+/**
+ * @file src/fs/gnunet-fs-gtk_open-uri.c
+ * @author Christian Grothoff
+ * @brief code for the 'Open URI' dialog.
+ *
+ * TODO:
+ * - automatically populate dialog from clipboard?
+ */
+#include "gnunet-fs-gtk_common.h"
+#include "gnunet-fs-gtk_download-save-as.h"
+#include "gnunet-fs-gtk.h"
+#include <gdk/gdkkeysyms.h>
+
+
+/**
+ * User selected "execute" in the open-URI dialog.
+ * 
+ * @param button the execute button
+ * @param user_data the 'GtkBuilder' of the URI dialog
+ */
+void
+GNUNET_GTK_open_url_dialog_execute_button_clicked_cb (GtkButton * button,
+                                                      gpointer user_data)
+{
+  GtkBuilder *builder;
+  GtkWidget *dialog;
+  GtkTextBuffer *tb;
+  GtkTextIter ti_start, ti_end;
+  guint anonymity_level;
+  char *perr;
+  char *uris;
+  struct GNUNET_FS_Uri *uri;
+
+  builder = GTK_BUILDER (user_data);
+  dialog =
+      GTK_WIDGET (gtk_builder_get_object
+                  (builder, "GNUNET_GTK_open_url_window"));
+  tb = GTK_TEXT_BUFFER (gtk_builder_get_object
+                        (builder,
+                         "GNUNET_GTK_open_url_dialog_url_textview_buffer"));
+  gtk_text_buffer_get_iter_at_offset (tb, &ti_start, 0);
+  gtk_text_buffer_get_iter_at_offset (tb, &ti_end, -1);
+
+  uris = gtk_text_buffer_get_text (tb, &ti_start, &ti_end, FALSE);
+
+  if (!GNUNET_GTK_get_selected_anonymity_level
+      (builder, "main_window_search_anonymity_combobox", &anonymity_level))
+  {
+    GNUNET_break (0);
+    gtk_widget_destroy (dialog);
+    g_object_unref (G_OBJECT (builder));  
+    return;
+  }
+  uri = GNUNET_FS_uri_parse (uris, &perr);
+  g_free (uris);
+  if (uri == NULL)
+  {
+    /* Why was "execute" button sensitive!? */
+    GNUNET_break (0);
+    GNUNET_free (perr);
+    gtk_widget_destroy (dialog);
+    g_object_unref (G_OBJECT (builder));  
+    return;
+  }
+  if (GNUNET_FS_uri_test_sks (uri) || GNUNET_FS_uri_test_ksk (uri))
+  {
+    GNUNET_break (NULL !=
+                  GNUNET_FS_search_start (GNUNET_FS_GTK_get_fs_handle (), uri,
+                                          anonymity_level,
+                                          GNUNET_FS_SEARCH_OPTION_NONE, NULL));
+    GNUNET_FS_uri_destroy (uri);
+    gtk_widget_destroy (dialog);
+    g_object_unref (G_OBJECT (builder));  
+    return;
+  }
+  if (GNUNET_FS_uri_test_chk (uri) || GNUNET_FS_uri_test_loc (uri))
+  {
+    struct DownloadContext *dc;
+
+    dc = GNUNET_malloc (sizeof (struct DownloadContext));
+    dc->uri = uri;
+    dc->anonymity = anonymity_level;
+    GNUNET_FS_GTK_open_download_as_dialog (dc);
+    gtk_widget_destroy (dialog);
+    g_object_unref (G_OBJECT (builder));  
+    return;
+  }
+  GNUNET_break (0);
+  GNUNET_FS_uri_destroy (uri);
+  gtk_widget_destroy (dialog);
+  g_object_unref (G_OBJECT (builder));  
+}
+
+
+/**
+ * User selected "cancel" in the open-URI dialog.
+ * 
+ * @param button the cancel button
+ * @param user_data the 'GtkBuilder' of the URI dialog
+ */
+void
+GNUNET_GTK_open_url_dialog_cancel_button_clicked_cb (GtkButton * button,
+                                                     gpointer user_data)
+{
+  GtkBuilder *builder = GTK_BUILDER (user_data);
+  GtkWidget *dialog;
+
+  dialog = GTK_WIDGET (gtk_builder_get_object
+                       (builder, 
+                        "GNUNET_GTK_open_url_window"));
+  gtk_widget_destroy (GTK_WIDGET (dialog));
+  g_object_unref (G_OBJECT (builder));
+}
+
+
+/**
+ * User closed the window of the open-URI dialog.
+ * 
+ * @param widget the window
+ * @param event the deletion event
+ * @param user_data the 'GtkBuilder' of the URI dialog
+ * @return TRUE (allow destruction)
+ */
+gboolean
+GNUNET_GTK_open_url_window_delete_event_cb (GtkWidget * widget,
+                                            GdkEvent * event,
+                                            gpointer user_data)
+{
+  GtkBuilder *builder = GTK_BUILDER (user_data);
+
+  g_object_unref (G_OBJECT (builder));
+  return TRUE;
+}
+
+
+/**
+ * User pushed a key in the open-URI dialog, check if we currently
+ * have valid URI and if the key was 'RETURN', run the action.
+ * 
+ * @param widget the window
+ * @param event the deletion event
+ * @param user_data the 'GtkBuilder' of the URI dialog
+ */
+gboolean
+GNUNET_GTK_open_url_dialog_url_textview_key_press_event_cb (GtkWidget * widget,
+                                                            GdkEventKey * event,
+                                                            gpointer user_data)
+{
+  GtkBuilder *builder = GTK_BUILDER (user_data);
+  GtkWidget *execute;
+
+  if (event->keyval != GDK_KEY_Return)
+    return FALSE;
+  execute = GTK_WIDGET (gtk_builder_get_object (builder,
+                                                "GNUNET_GTK_open_url_dialog_execute_button"));  
+  if (gtk_widget_get_sensitive (execute))
+    GNUNET_GTK_open_url_dialog_execute_button_clicked_cb (GTK_BUTTON (execute),
+                                                          user_data);
+  return TRUE;
+}
+
+
+/**
+ * User edited the URI of the open-URI dialog, check if it is currently
+ * a valid URI and update the sensitivity of the 'execute' button accordingly.
+ * 
+ * @param textbuffer the updated buffer
+ * @param user_data the 'GtkBuilder' of the URI dialog
+ */
+void
+GNUNET_GTK_open_url_dialog_url_textview_buffer_changed_cb (GtkTextBuffer *
+                                                           textbuffer,
+                                                           gpointer user_data)
+{
+  GtkBuilder *builder = GTK_BUILDER (user_data);
+  struct GNUNET_FS_Uri *uri;
+  GtkTextBuffer *tb;
+  GtkTextIter ti_start;
+  GtkTextIter ti_end;
+  char *perr;
+  char *uris;
+
+  perr = NULL;
+  tb = GTK_TEXT_BUFFER (gtk_builder_get_object
+                        (builder,
+                         "GNUNET_GTK_open_url_dialog_url_textview_buffer"));
+  gtk_text_buffer_get_iter_at_offset (tb, &ti_start, 0);
+  gtk_text_buffer_get_iter_at_offset (tb, &ti_end, -1);
+  uris = gtk_text_buffer_get_text (tb, &ti_start, &ti_end, FALSE);
+  if (uris != NULL)
+    uri = GNUNET_FS_uri_parse (uris, &perr);
+  else
+    uri = NULL;
+  g_free (uris);
+  gtk_widget_set_sensitive (GTK_WIDGET
+                            (gtk_builder_get_object
+                             (builder,
+                              "GNUNET_GTK_open_url_dialog_execute_button")),
+                            (uri == NULL) ? FALSE : TRUE);
+  if (uri != NULL)
+    GNUNET_FS_uri_destroy (uri);
+  GNUNET_free_non_null (perr);
+}
+
+
+/**
+ * User selected "Open URI" in main window.
+ *
+ * @param dummy the menu entry
+ * @param user_data unused
+ */
+void
+GNUNET_GTK_main_menu_file_download_uri_activate_cb (GtkWidget * dummy,
+                                                    gpointer user_data)
+{
+  GtkBuilder *builder;
+  GtkWidget *dialog;
+  GtkTextBuffer *tb;
+  GtkTextIter ti_start;
+  GtkTextIter ti_end;
+  GtkWidget *toplevel;
+
+  builder =
+    GNUNET_GTK_get_new_builder ("gnunet_fs_gtk_open_url_dialog.glade", NULL);
+  if (NULL == builder)
+  {
+    GNUNET_break (0);
+    return;
+  }
+  dialog = GTK_WIDGET (gtk_builder_get_object
+                       (builder, 
+                        "GNUNET_GTK_open_url_window"));
+  tb = GTK_TEXT_BUFFER (gtk_builder_get_object
+                        (builder,
+                         "GNUNET_GTK_open_url_dialog_url_textview_buffer"));
+  gtk_text_buffer_get_iter_at_offset (tb, &ti_start, 0);
+  gtk_text_buffer_get_iter_at_offset (tb, &ti_end, -1);
+  gtk_text_buffer_delete (tb, &ti_start, &ti_end);
+
+  /* FIXME-FEATURE: query the clipboard, maybe there's valid URI in there?
+   * If so, get it. */
+
+  toplevel = gtk_widget_get_toplevel (dummy);
+  if (GTK_IS_WINDOW (toplevel))
+    gtk_window_set_transient_for (GTK_WINDOW (dialog), GTK_WINDOW (toplevel));
+  gtk_widget_show (dialog);
+}
+
+
+/* end of gnunet-fs-gtk_open-uri.c */