C++ (Cpp) clutter_text_delete_selection示例

示例#1

文件： st-im-text.c 项目： cosimoc/gnome-shell

static void
st_im_text_commit_cb (GtkIMContext *context,
                      const gchar  *str,
                      StIMText     *imtext)
{
  ClutterText *clutter_text = CLUTTER_TEXT (imtext);

  if (clutter_text_get_editable (clutter_text))
    {
      clutter_text_delete_selection (clutter_text);
      clutter_text_insert_text (clutter_text, str,
                                clutter_text_get_cursor_position (clutter_text));
    }
}

示例#2

文件： st-entry.c 项目： 3n4rch3/Cinnamon

static void
st_entry_clipboard_callback (StClipboard *clipboard,
                             const gchar *text,
                             gpointer     data)
{
  ClutterText *ctext = (ClutterText*)((StEntry *) data)->priv->entry;
  gint cursor_pos;

  if (!text)
    return;

  /* delete the current selection before pasting */
  clutter_text_delete_selection (ctext);

  /* "paste" the clipboard text into the entry */
  cursor_pos = clutter_text_get_cursor_position (ctext);
  clutter_text_insert_text (ctext, text, cursor_pos);
}

示例#3

文件： st-entry.c 项目： 3n4rch3/Cinnamon

static gboolean
st_entry_key_press_event (ClutterActor    *actor,
                          ClutterKeyEvent *event)
{
  StEntryPrivate *priv = ST_ENTRY_PRIV (actor);

  /* This is expected to handle events that were emitted for the inner
     ClutterText. They only reach this function if the ClutterText
     didn't handle them */

  /* paste */
  if ((event->modifier_state & CLUTTER_CONTROL_MASK)
      && event->keyval == CLUTTER_v)
    {
      StClipboard *clipboard;

      clipboard = st_clipboard_get_default ();

      st_clipboard_get_text (clipboard, st_entry_clipboard_callback, actor);

      return TRUE;
    }

  /* copy */
  if ((event->modifier_state & CLUTTER_CONTROL_MASK)
      && event->keyval == CLUTTER_c)
    {
      StClipboard *clipboard;
      gchar *text;

      clipboard = st_clipboard_get_default ();

      text = clutter_text_get_selection ((ClutterText*) priv->entry);

      if (text && strlen (text))
        st_clipboard_set_text (clipboard, text);

      return TRUE;
    }


  /* cut */
  if ((event->modifier_state & CLUTTER_CONTROL_MASK)
      && event->keyval == CLUTTER_x)
    {
      StClipboard *clipboard;
      gchar *text;

      clipboard = st_clipboard_get_default ();

      text = clutter_text_get_selection ((ClutterText*) priv->entry);

      if (text && strlen (text))
        {
          st_clipboard_set_text (clipboard, text);

          /* now delete the text */
          clutter_text_delete_selection ((ClutterText *) priv->entry);
        }

      return TRUE;
    }

  return CLUTTER_ACTOR_CLASS (st_entry_parent_class)->key_press_event (actor, event);
}