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nautilus/SOURCES/0012-clipboard-Use-text-bas...

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From 228971be31f92625f641531e1b78b8c8e63677b0 Mon Sep 17 00:00:00 2001
From: Carlos Soriano <csoriano@redhat.com>
Date: Tue, 31 Jul 2018 22:10:03 +0200
Subject: [PATCH] clipboard: Use text based clipboard only
---
src/nautilus-canvas-view.c | 13 ++++++-------
src/nautilus-clipboard.c | 113 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-----------------------------------------------------------
src/nautilus-clipboard.h | 5 +++--
src/nautilus-files-view.c | 112 +++++++++++++++++++++++++++++++++-------------------------------------------------------------------------------
src/nautilus-list-view.c | 13 ++++++-------
5 files changed, 102 insertions(+), 154 deletions(-)
diff --git a/src/nautilus-canvas-view.c b/src/nautilus-canvas-view.c
index f99ddd9..7de0808 100644
--- a/src/nautilus-canvas-view.c
+++ b/src/nautilus-canvas-view.c
@@ -549,9 +549,9 @@ nautilus_canvas_view_begin_loading (NautilusFilesView *view)
}
static void
-on_clipboard_contents_received (GtkClipboard *clipboard,
- GtkSelectionData *selection_data,
- gpointer user_data)
+on_clipboard_contents_received (GtkClipboard *clipboard,
+ const gchar *selection_data,
+ gpointer user_data)
{
NautilusCanvasView *canvas_view;
@@ -590,10 +590,9 @@ static void
update_clipboard_status (NautilusCanvasView *view)
{
g_object_ref (view); /* Need to keep the object alive until we get the reply */
- gtk_clipboard_request_contents (nautilus_clipboard_get (GTK_WIDGET (view)),
- nautilus_clipboard_get_atom (),
- on_clipboard_contents_received,
- view);
+ gtk_clipboard_request_text (nautilus_clipboard_get (GTK_WIDGET (view)),
+ on_clipboard_contents_received,
+ view);
}
static void
diff --git a/src/nautilus-clipboard.c b/src/nautilus-clipboard.c
index 267d7a3..752ff13 100644
--- a/src/nautilus-clipboard.c
+++ b/src/nautilus-clipboard.c
@@ -33,30 +33,32 @@
#include <gtk/gtk.h>
#include <string.h>
-static GdkAtom copied_files_atom;
-
typedef struct
{
gboolean cut;
GList *files;
} ClipboardInfo;
static GList *
-convert_lines_to_str_list (char **lines)
+convert_selection_data_to_str_list (const gchar *data)
{
int i;
GList *result;
+ size_t number_of_lines;
+ gchar **lines;
- if (lines[0] == NULL)
- {
- return NULL;
- }
-
+ lines = g_strsplit (data, "\n", 0);
result = NULL;
- for (i = 0; lines[i] != NULL; i++)
+ number_of_lines = g_strv_length (lines);
+ /* Also, this skips the last line, since it would be an
+ * empty string from the split */
+ for (i = 0; i < number_of_lines - 1; i++)
{
result = g_list_prepend (result, g_strdup (lines[i]));
}
+
+ g_strfreev (lines);
+
return g_list_reverse (result);
}
@@ -77,7 +79,8 @@ convert_file_list_to_string (ClipboardInfo *info,
}
else
{
- uris = g_string_new (info->cut ? "cut" : "copy");
+ uris = g_string_new ("x-special/nautilus-clipboard\n");
+ g_string_append (uris, info->cut ? "cut\n" : "copy\n");
}
for (i = 0, l = info->files; l != NULL; l = l->next, i++)
@@ -100,16 +103,12 @@ convert_file_list_to_string (ClipboardInfo *info,
g_string_append (uris, uri);
}
- /* skip newline for last element */
- if (i + 1 < g_list_length (info->files))
- {
- g_string_append_c (uris, '\n');
- }
+ g_string_append_c (uris, '\n');
}
else
{
- g_string_append_c (uris, '\n');
g_string_append (uris, uri);
+ g_string_append_c (uris, '\n');
}
g_free (uri);
@@ -120,43 +119,60 @@ convert_file_list_to_string (ClipboardInfo *info,
}
static GList *
-get_item_list_from_selection_data (GtkSelectionData *selection_data)
+get_item_list_from_selection_data (const gchar *selection_data)
{
- GList *items;
- char **lines;
+ GList *items = NULL;
- if (gtk_selection_data_get_data_type (selection_data) != copied_files_atom
- || gtk_selection_data_get_length (selection_data) <= 0)
+ if (selection_data != NULL)
{
- items = NULL;
- }
- else
- {
- gchar *data;
+ gboolean valid_data = TRUE;
/* Not sure why it's legal to assume there's an extra byte
* past the end of the selection data that it's safe to write
* to. But gtk_editable_selection_received does this, so I
* think it is OK.
*/
- data = (gchar *) gtk_selection_data_get_data (selection_data);
- data[gtk_selection_data_get_length (selection_data)] = '\0';
- lines = g_strsplit (data, "\n", 0);
- items = convert_lines_to_str_list (lines);
- g_strfreev (lines);
+ items = convert_selection_data_to_str_list (selection_data);
+ if (items == NULL || g_strcmp0 (items->data, "x-special/nautilus-clipboard") != 0)
+ {
+ valid_data = FALSE;
+ }
+ else if (items->next == NULL)
+ {
+ valid_data = FALSE;
+ }
+ else if (g_strcmp0 (items->next->data, "cut") != 0 &&
+ g_strcmp0 (items->next->data, "copy") != 0)
+ {
+ valid_data = FALSE;
+ }
+
+ if (!valid_data)
+ {
+ g_list_free_full (items, g_free);
+ items = NULL;
+ }
}
return items;
}
+gboolean
+nautilus_clipboard_is_data_valid_from_selection_data (const gchar *selection_data)
+{
+ return nautilus_clipboard_get_uri_list_from_selection_data (selection_data) != NULL;
+}
+
GList *
-nautilus_clipboard_get_uri_list_from_selection_data (GtkSelectionData *selection_data)
+nautilus_clipboard_get_uri_list_from_selection_data (const gchar *selection_data)
{
GList *items;
items = get_item_list_from_selection_data (selection_data);
if (items)
{
- /* Line 0 is "cut" or "copy", so uris start at line 1. */
+ /* Line 0 is x-special/nautilus-clipboard. */
+ items = g_list_remove (items, items->data);
+ /* Line 1 is "cut" or "copy", so uris start at line 2. */
items = g_list_remove (items, items->data);
}
@@ -174,13 +190,12 @@ void
nautilus_clipboard_clear_if_colliding_uris (GtkWidget *widget,
const GList *item_uris)
{
- GtkSelectionData *data;
+ g_autofree gchar *data = NULL;
GList *clipboard_item_uris, *l;
gboolean collision;
collision = FALSE;
- data = gtk_clipboard_wait_for_contents (nautilus_clipboard_get (widget),
- copied_files_atom);
+ data = gtk_clipboard_wait_for_text (nautilus_clipboard_get (widget));
if (data == NULL)
{
return;
@@ -210,14 +225,14 @@ nautilus_clipboard_clear_if_colliding_uris (GtkWidget *widget,
}
gboolean
-nautilus_clipboard_is_cut_from_selection_data (GtkSelectionData *selection_data)
+nautilus_clipboard_is_cut_from_selection_data (const gchar *selection_data)
{
GList *items;
gboolean is_cut_from_selection_data;
items = get_item_list_from_selection_data (selection_data);
is_cut_from_selection_data = items != NULL &&
- g_strcmp0 ((gchar *) items->data, "cut") == 0;
+ g_strcmp0 ((gchar *) items->next->data, "cut") == 0;
g_list_free_full (items, g_free);
@@ -262,17 +277,8 @@ on_get_clipboard (GtkClipboard *clipboard,
char *str;
gsize len;
- str = convert_file_list_to_string (clipboard_info, TRUE, &len);
- gtk_selection_data_set_text (selection_data, str, len);
- g_free (str);
- }
- else if (target == copied_files_atom)
- {
- char *str;
- gsize len;
-
str = convert_file_list_to_string (clipboard_info, FALSE, &len);
- gtk_selection_data_set (selection_data, copied_files_atom, 8, (guchar *) str, len);
+ gtk_selection_data_set_text (selection_data, str, len);
g_free (str);
}
}
@@ -303,7 +309,6 @@ nautilus_clipboard_prepare_for_files (GtkClipboard *clipboard,
clipboard_info->files = nautilus_file_list_copy (files);
target_list = gtk_target_list_new (NULL, 0);
- gtk_target_list_add (target_list, copied_files_atom, 0, 0);
gtk_target_list_add_uri_targets (target_list, 0);
gtk_target_list_add_text_targets (target_list, 0);
@@ -317,13 +322,3 @@ nautilus_clipboard_prepare_for_files (GtkClipboard *clipboard,
gtk_target_table_free (targets, n_targets);
}
-GdkAtom
-nautilus_clipboard_get_atom (void)
-{
- if (!copied_files_atom)
- {
- copied_files_atom = gdk_atom_intern_static_string ("x-special/gnome-copied-files");
- }
-
- return copied_files_atom;
-}
diff --git a/src/nautilus-clipboard.h b/src/nautilus-clipboard.h
index 613e983..3be19c9 100644
--- a/src/nautilus-clipboard.h
+++ b/src/nautilus-clipboard.h
@@ -28,11 +28,12 @@
void nautilus_clipboard_clear_if_colliding_uris (GtkWidget *widget,
const GList *item_uris);
GtkClipboard* nautilus_clipboard_get (GtkWidget *widget);
-GList* nautilus_clipboard_get_uri_list_from_selection_data (GtkSelectionData *selection_data);
-gboolean nautilus_clipboard_is_cut_from_selection_data (GtkSelectionData *selection_data);
+GList* nautilus_clipboard_get_uri_list_from_selection_data (const gchar *selection_data);
+gboolean nautilus_clipboard_is_cut_from_selection_data (const gchar *selection_data);
void nautilus_clipboard_prepare_for_files (GtkClipboard *clipboard,
GList *files,
gboolean cut);
GdkAtom nautilus_clipboard_get_atom (void);
+gboolean nautilus_clipboard_is_data_valid_from_selection_data (const gchar *selection_data);
#endif /* NAUTILUS_CLIPBOARD_H */
diff --git a/src/nautilus-files-view.c b/src/nautilus-files-view.c
index 8aff33e..a74b691 100644
--- a/src/nautilus-files-view.c
+++ b/src/nautilus-files-view.c
@@ -2551,7 +2551,7 @@ action_open_item_new_window (GSimpleAction *action,
static void
handle_clipboard_data (NautilusFilesView *view,
- GtkSelectionData *selection_data,
+ const gchar *selection_data,
char *destination_uri,
GdkDragAction action)
{
@@ -2576,7 +2576,7 @@ handle_clipboard_data (NautilusFilesView *view,
static void
paste_clipboard_data (NautilusFilesView *view,
- GtkSelectionData *selection_data,
+ const gchar *selection_data,
char *destination_uri)
{
GdkDragAction action;
@@ -2594,9 +2594,9 @@ paste_clipboard_data (NautilusFilesView *view,
}
static void
-paste_clipboard_received_callback (GtkClipboard *clipboard,
- GtkSelectionData *selection_data,
- gpointer data)
+paste_clipboard_text_received_callback (GtkClipboard *clipboard,
+ const gchar *selection_data,
+ gpointer data)
{
NautilusFilesView *view;
NautilusFilesViewPrivate *priv;
@@ -2629,16 +2629,15 @@ action_paste_files (GSimpleAction *action,
view = NAUTILUS_FILES_VIEW (user_data);
g_object_ref (view);
- gtk_clipboard_request_contents (nautilus_clipboard_get (GTK_WIDGET (view)),
- nautilus_clipboard_get_atom (),
- paste_clipboard_received_callback,
- view);
+ gtk_clipboard_request_text (nautilus_clipboard_get (GTK_WIDGET (view)),
+ paste_clipboard_text_received_callback,
+ view);
}
static void
-create_links_clipboard_received_callback (GtkClipboard *clipboard,
- GtkSelectionData *selection_data,
- gpointer data)
+create_links_clipboard_received_callback (GtkClipboard *clipboard,
+ const gchar *selection_data,
+ gpointer data)
{
NautilusFilesView *view;
NautilusFilesViewPrivate *priv;
@@ -2671,10 +2670,9 @@ action_create_links (GSimpleAction *action,
view = NAUTILUS_FILES_VIEW (user_data);
g_object_ref (view);
- gtk_clipboard_request_contents (nautilus_clipboard_get (GTK_WIDGET (view)),
- nautilus_clipboard_get_atom (),
- create_links_clipboard_received_callback,
- view);
+ gtk_clipboard_request_text (nautilus_clipboard_get (GTK_WIDGET (view)),
+ create_links_clipboard_received_callback,
+ view);
}
static void
@@ -6016,9 +6014,9 @@ typedef struct
} PasteIntoData;
static void
-paste_into_clipboard_received_callback (GtkClipboard *clipboard,
- GtkSelectionData *selection_data,
- gpointer callback_data)
+paste_into_clipboard_received_callback (GtkClipboard *clipboard,
+ const gchar *selection_data,
+ gpointer callback_data)
{
NautilusFilesViewPrivate *priv;
PasteIntoData *data;
@@ -6058,10 +6056,9 @@ paste_into (NautilusFilesView *view,
data->view = g_object_ref (view);
data->target = nautilus_file_ref (target);
- gtk_clipboard_request_contents (nautilus_clipboard_get (GTK_WIDGET (view)),
- nautilus_clipboard_get_atom (),
- paste_into_clipboard_received_callback,
- data);
+ gtk_clipboard_request_text (nautilus_clipboard_get (GTK_WIDGET (view)),
+ paste_into_clipboard_received_callback,
+ data);
}
static void
@@ -6925,18 +6922,19 @@ can_paste_into_file (NautilusFile *file)
}
static void
-on_clipboard_contents_received (GtkClipboard *clipboard,
- GtkSelectionData *selection_data,
- gpointer user_data)
+on_clipboard_contents_received (GtkClipboard *clipboard,
+ const gchar *selection_data,
+ gpointer user_data)
{
NautilusFilesViewPrivate *priv;
NautilusFilesView *view;
gboolean can_link_from_copied_files;
gboolean settings_show_create_link;
gboolean is_read_only;
gboolean selection_contains_recent;
gboolean selection_contains_starred;
GAction *action;
+ gboolean is_data_valid;
view = NAUTILUS_FILES_VIEW (user_data);
priv = nautilus_files_view_get_instance_private (view);
@@ -6949,77 +6947,41 @@ on_clipboard_contents_received (GtkClipboard *clipboard,
return;
}
+ is_data_valid = nautilus_clipboard_is_data_valid_from_selection_data (selection_data);
settings_show_create_link = g_settings_get_boolean (nautilus_preferences,
NAUTILUS_PREFERENCES_SHOW_CREATE_LINK);
is_read_only = nautilus_files_view_is_read_only (view);
selection_contains_recent = showing_recent_directory (view);
selection_contains_starred = showing_starred_directory (view);
can_link_from_copied_files = !nautilus_clipboard_is_cut_from_selection_data (selection_data) &&
!selection_contains_recent && !selection_contains_starred &&
- !is_read_only && gtk_selection_data_get_length (selection_data) > 0;
+ !is_read_only && selection_data != NULL;
action = g_action_map_lookup_action (G_ACTION_MAP (priv->view_action_group),
"create-link");
g_simple_action_set_enabled (G_SIMPLE_ACTION (action),
can_link_from_copied_files &&
settings_show_create_link);
- g_object_unref (view);
-}
-
-static void
-on_clipboard_targets_received (GtkClipboard *clipboard,
- GdkAtom *targets,
- int n_targets,
- gpointer user_data)
-{
- NautilusFilesViewPrivate *priv;
- NautilusFilesView *view;
- gboolean is_data_copied;
- int i;
- GAction *action;
-
- view = NAUTILUS_FILES_VIEW (user_data);
- priv = nautilus_files_view_get_instance_private (view);
- is_data_copied = FALSE;
-
- if (priv->slot == NULL ||
- !priv->active)
- {
- /* We've been destroyed or became inactive since call */
- g_object_unref (view);
- return;
- }
-
- if (targets)
- {
- for (i = 0; i < n_targets; i++)
- {
- if (targets[i] == nautilus_clipboard_get_atom ())
- {
- is_data_copied = TRUE;
- }
- }
- }
-
action = g_action_map_lookup_action (G_ACTION_MAP (priv->view_action_group),
"paste");
/* Take into account if the action was previously disabled for other reasons,
* like the directory not being writabble */
g_simple_action_set_enabled (G_SIMPLE_ACTION (action),
- is_data_copied && g_action_get_enabled (action));
+ is_data_valid && g_action_get_enabled (action));
action = g_action_map_lookup_action (G_ACTION_MAP (priv->view_action_group),
"paste-into");
g_simple_action_set_enabled (G_SIMPLE_ACTION (action),
- is_data_copied && g_action_get_enabled (action));
+ is_data_valid && g_action_get_enabled (action));
action = g_action_map_lookup_action (G_ACTION_MAP (priv->view_action_group),
"create-link");
g_simple_action_set_enabled (G_SIMPLE_ACTION (action),
- is_data_copied && g_action_get_enabled (action));
+ is_data_valid && g_action_get_enabled (action));
+
g_object_unref (view);
}
@@ -7565,18 +7527,10 @@ real_update_actions_state (NautilusFilesView *view)
!selection_contains_starred &&
priv->templates_present);
- /* Actions that are related to the clipboard need request, request the data
- * and update them once we have the data */
- g_object_ref (view); /* Need to keep the object alive until we get the reply */
- gtk_clipboard_request_targets (nautilus_clipboard_get (GTK_WIDGET (view)),
- on_clipboard_targets_received,
- view);
-
g_object_ref (view); /* Need to keep the object alive until we get the reply */
- gtk_clipboard_request_contents (nautilus_clipboard_get (GTK_WIDGET (view)),
- nautilus_clipboard_get_atom (),
- on_clipboard_contents_received,
- view);
+ gtk_clipboard_request_text (nautilus_clipboard_get (GTK_WIDGET (view)),
+ on_clipboard_contents_received,
+ view);
action = g_action_map_lookup_action (G_ACTION_MAP (view_action_group),
"select-all");
diff --git a/src/nautilus-list-view.c b/src/nautilus-list-view.c
index d2ba388..4f65080 100644
--- a/src/nautilus-list-view.c
+++ b/src/nautilus-list-view.c
@@ -3628,9 +3628,9 @@ list_view_scroll_to_file (NautilusFilesView *view,
}
static void
-on_clipboard_contents_received (GtkClipboard *clipboard,
- GtkSelectionData *selection_data,
- gpointer user_data)
+on_clipboard_contents_received (GtkClipboard *clipboard,
+ const gchar *selection_data,
+ gpointer user_data)
{
NautilusListView *view = NAUTILUS_LIST_VIEW (user_data);
@@ -3665,10 +3665,9 @@ static void
update_clipboard_status (NautilusListView *view)
{
g_object_ref (view); /* Need to keep the object alive until we get the reply */
- gtk_clipboard_request_contents (nautilus_clipboard_get (GTK_WIDGET (view)),
- nautilus_clipboard_get_atom (),
- on_clipboard_contents_received,
- view);
+ gtk_clipboard_request_text (nautilus_clipboard_get (GTK_WIDGET (view)),
+ on_clipboard_contents_received,
+ view);
}
static void
--
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