Move the old dnd code here for reference purposes
Этот коммит содержится в:
Miguel de Icaza
родитель
aa42db1042
Коммит
0fac6acd38
235
gnome/olddnd.c
Обычный файл
235
gnome/olddnd.c
Обычный файл
@ -0,0 +1,235 @@
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#ifdef OLD_DND
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/*
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* Handler for text/plain and url:ALL drag types
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*
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* Sets the drag information to the filenames selected on the panel
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*/
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static void
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panel_transfer_file_names (GtkWidget *widget, GdkEventDragRequest *event, WPanel *panel, int *len, char **data)
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{
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*data = panel_build_selected_file_list (panel, len);
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}
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/*
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* Handler for file:ALL type (target application only understands local pathnames)
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*
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* Makes local copies of the files and transfers the filenames.
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*/
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static void
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panel_make_local_copies_and_transfer (GtkWidget *widget, GdkEventDragRequest *event, WPanel *panel,
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int *len, char **data)
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{
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char *filename, *localname;
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int i;
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if (panel->marked){
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char **local_names_array, *p;
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int j, total_len;
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/* First assemble all of the filenames */
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local_names_array = malloc (sizeof (char *) * panel->marked);
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total_len = j = 0;
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for (i = 0; i < panel->count; i++){
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char *filename;
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if (!panel->dir.list [i].f.marked)
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continue;
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filename = concat_dir_and_file (panel->cwd, panel->dir.list [i].fname);
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localname = mc_getlocalcopy (filename);
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total_len += strlen (localname) + 1;
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local_names_array [j++] = localname;
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free (filename);
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}
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*len = total_len;
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*data = p = malloc (total_len);
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for (i = 0; i < j; i++){
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strcpy (p, local_names_array [i]);
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g_free (local_names_array [i]);
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p += strlen (p) + 1;
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}
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} else {
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filename = concat_dir_and_file (panel->cwd, panel->dir.list [panel->selected].fname);
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localname = mc_getlocalcopy (filename);
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free (filename);
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*data = localname;
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*len = strlen (localname + 1);
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}
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}
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static void
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panel_drag_request (GtkWidget *widget, GdkEventDragRequest *event, WPanel *panel, int *len, char **data)
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{
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*len = 0;
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*data = 0;
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if ((strcmp (event->data_type, "text/plain") == 0) ||
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(strcmp (event->data_type, "url:ALL") == 0)){
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panel_transfer_file_names (widget, event, panel, len, data);
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} else if (strcmp (event->data_type, "file:ALL") == 0){
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if (vfs_file_is_local (panel->cwd))
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panel_transfer_file_names (widget, event, panel, len, data);
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else
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panel_make_local_copies_and_transfer (widget, event, panel, len, data);
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}
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}
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/*
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* Listing mode: drag request handler
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*/
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static void
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panel_clist_drag_request (GtkWidget *widget, GdkEventDragRequest *event, WPanel *panel)
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{
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GdkWindowPrivate *clist_window = (GdkWindowPrivate *) (GTK_WIDGET (widget)->window);
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GdkWindowPrivate *clist_areaw = (GdkWindowPrivate *) (GTK_CLIST (widget)->clist_window);
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char *data;
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int len;
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panel_drag_request (widget, event, panel, &len, &data);
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/* Now transfer the DnD information */
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if (len && data){
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if (clist_window->dnd_drag_accepted)
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gdk_window_dnd_data_set ((GdkWindow *)clist_window, (GdkEvent *) event, data, len);
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else
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gdk_window_dnd_data_set ((GdkWindow *)clist_areaw, (GdkEvent *) event, data, len);
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free (data);
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}
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}
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/*
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* Invoked when a drop has happened on the panel
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*/
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static void
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panel_clist_drop_data_available (GtkWidget *widget, GdkEventDropDataAvailable *data, WPanel *panel)
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{
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gint winx, winy;
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gint dropx, dropy;
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gint row;
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char *drop_dir;
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gdk_window_get_origin (GTK_CLIST (widget)->clist_window, &winx, &winy);
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dropx = data->coords.x - winx;
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dropy = data->coords.y - winy;
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if (dropx < 0 || dropy < 0)
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return;
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if (gtk_clist_get_selection_info (GTK_CLIST (widget), dropx, dropy, &row, NULL) == 0)
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drop_dir = panel->cwd;
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else {
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g_assert (row < panel->count);
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}
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#if 0
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drop_on_directory (data, drop_dir, 0);
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#endif
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if (drop_dir != panel->cwd)
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free (drop_dir);
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update_one_panel_widget (panel, 0, UP_KEEPSEL);
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panel_update_contents (panel);
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}
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static void
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panel_drag_begin (GtkWidget *widget, GdkEvent *event, WPanel *panel)
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{
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GdkPoint hotspot = { 15, 15 };
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if (panel->marked > 1){
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if (drag_multiple && drag_multiple_ok){
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gdk_dnd_set_drag_shape (drag_multiple->window, &hotspot,
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drag_multiple_ok->window, &hotspot);
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gtk_widget_show (drag_multiple);
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gtk_widget_show (drag_multiple_ok);
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}
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} else {
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if (drag_directory && drag_directory_ok)
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gdk_dnd_set_drag_shape (drag_directory->window, &hotspot,
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drag_directory_ok->window, &hotspot);
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gtk_widget_show (drag_directory_ok);
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gtk_widget_show (drag_directory);
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}
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}
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static void
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panel_icon_list_drag_begin (GtkWidget *widget, GdkEvent *event, WPanel *panel)
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{
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GnomeIconList *icons = GNOME_ICON_LIST (panel->icons);
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icons->last_clicked = NULL;
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panel_drag_begin (widget, event, panel);
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}
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static void
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panel_artificial_drag_start (GtkCList *window, GdkEventMotion *event)
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{
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artificial_drag_start (window->clist_window, event->x, event->y);
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}
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#endif /* OLD_DND */
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#if OLD_DND
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static void
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panel_icon_list_artificial_drag_start (GtkObject *obj, GdkEventMotion *event)
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{
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artificial_drag_start (GTK_WIDGET (obj)->window, event->x, event->y);
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}
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/*
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* Icon view drag request handler
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*/
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static void
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panel_icon_list_drag_request (GtkWidget *widget, GdkEventDragRequest *event, WPanel *panel)
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{
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char *data;
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int len;
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panel_drag_request (widget, event, panel, &len, &data);
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if (len && data){
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gdk_window_dnd_data_set (widget->window, (GdkEvent *) event, data, len);
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free (data);
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}
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}
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static void
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panel_icon_list_drop_data_available (GtkWidget *widget, GdkEventDropDataAvailable *data, WPanel *panel)
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{
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GnomeIconList *ilist = GNOME_ICON_LIST (widget);
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gint winx, winy;
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gint dropx, dropy;
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gint item;
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char *drop_dir;
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gdk_window_get_origin (widget->window, &winx, &winy);
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dropx = data->coords.x - winx;
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dropy = data->coords.y - winy;
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if (dropx < 0 || dropy < 0)
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return;
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item = gnome_icon_list_get_icon_at (ilist, dropx, dropy);
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if (item == -1)
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drop_dir = panel->cwd;
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else {
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g_assert (item < panel->count);
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if (S_ISDIR (panel->dir.list [item].buf.st_mode))
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drop_dir = concat_dir_and_file (panel->cwd, panel->dir.list [item].fname);
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else
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drop_dir = panel->cwd;
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}
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#if 0
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drop_on_directory (data, drop_dir, 0);
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#endif
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if (drop_dir != panel->cwd)
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free (drop_dir);
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update_one_panel_widget (panel, 0, UP_KEEPSEL);
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panel_update_contents (panel);
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}
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#endif
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