static char *
get_drop_target_uri_at_pos (NautilusTreeViewDragDest *dest, int x, int y)
{
char *drop_target = NULL;
GtkTreePath *path;
GtkTreePath *drop_path;
GtkTreeViewDropPosition pos;
gtk_tree_view_get_dest_row_at_pos (dest->details->tree_view, x, y,
&path, &pos);
if (pos == GTK_TREE_VIEW_DROP_BEFORE ||
pos == GTK_TREE_VIEW_DROP_AFTER) {
gtk_tree_path_free (path);
path = NULL;
}
drop_path = get_drop_path (dest, path);
drop_target = get_drop_target_uri_for_path (dest, drop_path);
if (path != NULL) {
gtk_tree_path_free (path);
}
if (drop_path != NULL) {
gtk_tree_path_free (drop_path);
}
return drop_target;
}
static char *
get_drop_target_uri_at_pos (NemoTreeViewDragDest *dest, int x, int y)
{
char *drop_target;
GtkTreePath *path;
GtkTreePath *drop_path;
GtkTreeViewDropPosition pos;
gtk_tree_view_get_dest_row_at_pos (dest->details->tree_view, x, y,
&path, &pos);
drop_path = get_drop_path (dest, path);
drop_target = get_drop_target_uri_for_path (dest, drop_path);
if (path != NULL) {
gtk_tree_path_free (path);
}
if (drop_path != NULL) {
gtk_tree_path_free (drop_path);
}
return drop_target;
}
static gboolean on_drag_motion(GtkWidget *dest_widget,
GdkDragContext *drag_context,
gint x,
gint y,
guint time,
FmFolderView* fv)
{
gboolean ret;
GdkDragAction action = 0;
GdkAtom target = gtk_drag_dest_find_target(dest_widget, drag_context, NULL);
if(target == GDK_NONE)
return FALSE;
ret = FALSE;
/* files are being dragged */
if(fm_dnd_dest_is_target_supported(fv->dnd_dest, target))
{
GtkTreePath* tp = get_drop_path(fv, x, y);
if(tp)
{
GtkTreeIter it;
if(gtk_tree_model_get_iter(fv->model, &it, tp))
{
FmFileInfo* fi;
gtk_tree_model_get(fv->model, &it, COL_FILE_INFO, &fi, -1);
fm_dnd_dest_set_dest_file(fv->dnd_dest, fi);
}
gtk_tree_path_free(tp);
}
else
{
/* FIXME: prevent direct access to data members. */
FmFolderModel* model = (FmFolderModel*)fv->model;
FmPath* dir_path = model->dir->dir_path;
fm_dnd_dest_set_dest_file(fv->dnd_dest, model->dir->dir_fi);
}
action = fm_dnd_dest_get_default_action(fv->dnd_dest, drag_context, target);
ret = action != 0;
}
if (action)
gdk_drag_status(drag_context, action, time);
return ret;
}
static gboolean
drag_motion_callback (GtkWidget *widget,
GdkDragContext *context,
int x,
int y,
guint32 time,
gpointer data)
{
NautilusTreeViewDragDest *dest;
GtkTreePath *path;
GtkTreePath *drop_path, *old_drop_path;
GtkTreeViewDropPosition pos;
GdkWindow *bin_window;
guint action;
gboolean res = TRUE;
dest = NAUTILUS_TREE_VIEW_DRAG_DEST (data);
gtk_tree_view_get_dest_row_at_pos (GTK_TREE_VIEW (widget),
x, y, &path, &pos);
if (pos == GTK_TREE_VIEW_DROP_BEFORE ||
pos == GTK_TREE_VIEW_DROP_AFTER) {
gtk_tree_path_free (path);
path = NULL;
}
if (!dest->details->have_drag_data) {
res = get_drag_data (dest, context, time);
}
if (!res) {
return FALSE;
}
drop_path = get_drop_path (dest, path);
action = 0;
bin_window = gtk_tree_view_get_bin_window (GTK_TREE_VIEW (widget));
if (bin_window != NULL) {
int bin_x, bin_y;
gdk_window_get_position (bin_window, &bin_x, &bin_y);
if (bin_y <= y) {
/* ignore drags on the header */
action = get_drop_action (dest, context, drop_path);
}
}
gtk_tree_view_get_drag_dest_row (GTK_TREE_VIEW (widget), &old_drop_path,
NULL);
if (action) {
set_drag_dest_row (dest, drop_path);
check_hover_expand_timer (dest, path, drop_path, old_drop_path);
} else {
clear_drag_dest_row (dest);
remove_hover_timer (dest);
remove_expand_timer (dest);
}
if (path) {
gtk_tree_path_free (path);
}
if (drop_path) {
gtk_tree_path_free (drop_path);
}
if (old_drop_path) {
gtk_tree_path_free (old_drop_path);
}
if (dest->details->scroll_id == 0) {
dest->details->scroll_id =
g_timeout_add (150,
scroll_timeout,
dest->details->tree_view);
}
gdk_drag_status (context, action, time);
return TRUE;
}
static gboolean
drag_motion_callback (GtkWidget *widget,
GdkDragContext *context,
int x,
int y,
guint32 time,
gpointer data)
{
NemoTreeViewDragDest *dest;
GtkTreePath *path;
GtkTreePath *drop_path, *old_drop_path;
GtkTreeModel *model;
GtkTreeIter drop_iter;
GtkTreeViewDropPosition pos;
GdkWindow *bin_window;
guint action;
gboolean res = TRUE;
dest = NEMO_TREE_VIEW_DRAG_DEST (data);
gtk_tree_view_get_dest_row_at_pos (GTK_TREE_VIEW (widget),
x, y, &path, &pos);
if (!dest->details->have_drag_data) {
res = get_drag_data (dest, context, time);
}
if (!res) {
return FALSE;
}
drop_path = get_drop_path (dest, path);
action = 0;
bin_window = gtk_tree_view_get_bin_window (GTK_TREE_VIEW (widget));
if (bin_window != NULL) {
int bin_x, bin_y;
gdk_window_get_position (bin_window, &bin_x, &bin_y);
if (bin_y <= y) {
/* ignore drags on the header */
action = get_drop_action (dest, context, drop_path);
}
}
gtk_tree_view_get_drag_dest_row (GTK_TREE_VIEW (widget), &old_drop_path,
NULL);
if (action) {
set_drag_dest_row (dest, drop_path);
model = gtk_tree_view_get_model (GTK_TREE_VIEW (widget));
if (drop_path == NULL || (old_drop_path != NULL &&
gtk_tree_path_compare (old_drop_path, drop_path) != 0)) {
remove_expand_timeout (dest);
}
if (dest->details->expand_id == 0 && drop_path != NULL) {
gtk_tree_model_get_iter (model, &drop_iter, drop_path);
if (gtk_tree_model_iter_has_child (model, &drop_iter)) {
dest->details->expand_id = g_timeout_add_seconds (HOVER_EXPAND_TIMEOUT,
expand_timeout,
dest->details->tree_view);
}
}
} else {
clear_drag_dest_row (dest);
remove_expand_timeout (dest);
}
if (path) {
gtk_tree_path_free (path);
}
if (drop_path) {
gtk_tree_path_free (drop_path);
}
if (old_drop_path) {
gtk_tree_path_free (old_drop_path);
}
if (dest->details->scroll_id == 0) {
dest->details->scroll_id =
g_timeout_add (150,
scroll_timeout,
dest->details->tree_view);
}
gdk_drag_status (context, action, time);
return TRUE;
}
