diff options
Diffstat (limited to 'src/x11/meta-selection-source-x11.c')
| -rw-r--r-- | src/x11/meta-selection-source-x11.c | 275 |
1 files changed, 0 insertions, 275 deletions
diff --git a/src/x11/meta-selection-source-x11.c b/src/x11/meta-selection-source-x11.c deleted file mode 100644 index c9fc8fbc6..000000000 --- a/src/x11/meta-selection-source-x11.c +++ /dev/null @@ -1,275 +0,0 @@ -/* - * Copyright (C) 2018 Red Hat - * - * This program 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 of the - * License, or (at your option) any later version. - * - * This program 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 this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA - * 02111-1307, USA. - * - * Author: Carlos Garnacho <carlosg@gnome.org> - */ - -#include "config.h" - -#include <gdk/gdkx.h> - -#include "x11/meta-x11-selection-input-stream-private.h" -#include "x11/meta-selection-source-x11-private.h" - -#define MAX_MIMETYPE_SIZE 4096 - -struct _MetaSelectionSourceX11 -{ - MetaSelectionSource parent_instance; - MetaX11Display *x11_display; - GList *mimetypes; - Window owner; - Atom xselection; - uint32_t timestamp; -}; - -G_DEFINE_TYPE (MetaSelectionSourceX11, meta_selection_source_x11, - META_TYPE_SELECTION_SOURCE) - -static void -stream_new_cb (GObject *source, - GAsyncResult *res, - GTask *task) -{ - GInputStream *stream; - GError *error = NULL; - - stream = meta_x11_selection_input_stream_new_finish (res, NULL, NULL, &error); - - if (stream) - g_task_return_pointer (task, stream, g_object_unref); - else - g_task_return_error (task, error); - - g_object_unref (task); -} - -static void -meta_selection_source_x11_finalize (GObject *object) -{ - MetaSelectionSourceX11 *source_x11 = META_SELECTION_SOURCE_X11 (object); - - g_list_free_full (source_x11->mimetypes, g_free); - - G_OBJECT_CLASS (meta_selection_source_x11_parent_class)->finalize (object); -} - -static void -meta_selection_source_x11_read_async (MetaSelectionSource *source, - const gchar *mimetype, - GCancellable *cancellable, - GAsyncReadyCallback callback, - gpointer user_data) -{ - MetaSelectionSourceX11 *source_x11 = META_SELECTION_SOURCE_X11 (source); - GTask *task; - - task = g_task_new (source, cancellable, callback, user_data); - g_task_set_source_tag (task, meta_selection_source_x11_read_async); - - if (strcmp (mimetype, "text/plain") == 0 && - g_list_find_custom (source_x11->mimetypes, "STRING", - (GCompareFunc) g_strcmp0)) - mimetype = "STRING"; - else if (strcmp (mimetype, "text/plain;charset=utf-8") == 0 && - g_list_find_custom (source_x11->mimetypes, "UTF8_STRING", - (GCompareFunc) g_strcmp0)) - mimetype = "UTF8_STRING"; - - meta_x11_selection_input_stream_new_async (source_x11->x11_display, - source_x11->x11_display->selection.xwindow, - gdk_x11_get_xatom_name (source_x11->xselection), - mimetype, - source_x11->timestamp, - G_PRIORITY_DEFAULT, - cancellable, - (GAsyncReadyCallback) stream_new_cb, - task); -} - -static GInputStream * -meta_selection_source_x11_read_finish (MetaSelectionSource *source, - GAsyncResult *result, - GError **error) -{ - g_return_val_if_fail (g_task_is_valid (result, source), NULL); - g_return_val_if_fail (g_task_get_source_tag (G_TASK (result)) == - meta_selection_source_x11_read_async, NULL); - - return g_task_propagate_pointer (G_TASK (result), error); -} - -static GList * -meta_selection_source_x11_get_mimetypes (MetaSelectionSource *source) -{ - MetaSelectionSourceX11 *source_x11 = META_SELECTION_SOURCE_X11 (source); - - return g_list_copy_deep (source_x11->mimetypes, (GCopyFunc) g_strdup, NULL); -} - -static void -meta_selection_source_x11_class_init (MetaSelectionSourceX11Class *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - MetaSelectionSourceClass *source_class = META_SELECTION_SOURCE_CLASS (klass); - - object_class->finalize = meta_selection_source_x11_finalize; - - source_class->read_async = meta_selection_source_x11_read_async; - source_class->read_finish = meta_selection_source_x11_read_finish; - source_class->get_mimetypes = meta_selection_source_x11_get_mimetypes; -} - -static void -meta_selection_source_x11_init (MetaSelectionSourceX11 *source) -{ -} - -static GList * -atoms_to_mimetypes (MetaX11Display *display, - GBytes *bytes) -{ - GList *mimetypes = NULL; - const Atom *atoms; - gsize size; - guint i, n_atoms; - gboolean utf8_string_found = FALSE, utf8_text_plain_found = FALSE; - gboolean string_found = FALSE, text_plain_found = FALSE; - - atoms = g_bytes_get_data (bytes, &size); - n_atoms = size / sizeof (Atom); - - for (i = 0; i < n_atoms; i++) - { - const gchar *mimetype; - - mimetype = gdk_x11_get_xatom_name (atoms[i]); - mimetypes = g_list_prepend (mimetypes, g_strdup (mimetype)); - - utf8_text_plain_found |= strcmp (mimetype, "text/plain;charset=utf-8") == 0; - text_plain_found |= strcmp (mimetype, "text/plain") == 0; - utf8_string_found |= strcmp (mimetype, "UTF8_STRING") == 0; - string_found |= strcmp (mimetype, "STRING") == 0; - } - - /* Ensure non-x11 clients get well-known mimetypes */ - if (string_found && !text_plain_found) - mimetypes = g_list_prepend (mimetypes, g_strdup ("text/plain")); - if (utf8_string_found && !utf8_text_plain_found) - mimetypes = g_list_prepend (mimetypes, g_strdup ("text/plain;charset=utf-8")); - - return mimetypes; -} - -static void -read_mimetypes_cb (GInputStream *stream, - GAsyncResult *res, - GTask *task) -{ - MetaSelectionSourceX11 *source_x11 = g_task_get_task_data (task); - GError *error = NULL; - GBytes *bytes; - - bytes = g_input_stream_read_bytes_finish (stream, res, &error); - if (error) - { - g_task_return_error (task, error); - g_object_unref (task); - g_object_unref (stream); - return; - } - - source_x11->mimetypes = atoms_to_mimetypes (source_x11->x11_display, bytes); - g_bytes_unref (bytes); - - g_task_return_pointer (task, - g_object_ref (g_task_get_task_data (task)), - g_object_unref); - g_object_unref (task); - g_object_unref (stream); -} - -static void -get_mimetypes_cb (GObject *source, - GAsyncResult *res, - GTask *task) -{ - GInputStream *stream; - GError *error = NULL; - - stream = meta_x11_selection_input_stream_new_finish (res, NULL, NULL, &error); - if (error) - { - g_task_return_error (task, error); - g_object_unref (task); - return; - } - - g_input_stream_read_bytes_async (stream, - MAX_MIMETYPE_SIZE, - G_PRIORITY_DEFAULT, - g_task_get_cancellable (task), - (GAsyncReadyCallback) read_mimetypes_cb, - task); -} - -void -meta_selection_source_x11_new_async (MetaX11Display *x11_display, - Window owner, - uint32_t timestamp, - Atom xselection, - GCancellable *cancellable, - GAsyncReadyCallback callback, - gpointer user_data) -{ - MetaSelectionSourceX11 *source; - GTask *task; - - source = g_object_new (META_TYPE_SELECTION_SOURCE_X11, NULL); - source->x11_display = x11_display; - source->owner = owner; - source->timestamp = timestamp; - source->xselection = xselection; - - task = g_task_new (NULL, cancellable, callback, user_data); - g_task_set_source_tag (task, meta_selection_source_x11_new_async); - g_task_set_task_data (task, source, g_object_unref); - - meta_x11_selection_input_stream_new_async (x11_display, - x11_display->selection.xwindow, - gdk_x11_get_xatom_name (xselection), - "TARGETS", - timestamp, - G_PRIORITY_DEFAULT, - cancellable, - (GAsyncReadyCallback) get_mimetypes_cb, - task); -} - -MetaSelectionSource * -meta_selection_source_x11_new_finish (GAsyncResult *result, - GError **error) -{ - GTask *task = G_TASK (result); - - g_return_val_if_fail (g_task_is_valid (task, NULL), NULL); - g_return_val_if_fail (g_task_get_source_tag (task) == - meta_selection_source_x11_new_async, NULL); - - return g_task_propagate_pointer (task, error); -} |