/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* e-storage-set-view.c
*
* Copyright (C) 2000, 2001 Ximian, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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: Ettore Perazzoli
* Etree-ification: Chris Toshok
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "e-storage-set-view.h"
#include <glib.h>
#include <gnome.h>
#include <libgnome/gnome-defs.h>
#include <libgnome/gnome-util.h>
#include <gal/util/e-util.h>
#include <gal/widgets/e-gui-utils.h>
#include <gal/e-table/e-tree-memory-callbacks.h>
#include <gal/e-table/e-cell-tree.h>
#include <gal/e-table/e-cell-text.h>
#include <gal/unicode/gunicode.h>
#include <libgnome/gnome-util.h>
#include "e-util/e-gtk-utils.h"
#include "e-shell-constants.h"
#include "e-local-storage.h"
#include "e-summary-storage.h"
/*#define DEBUG_XML*/
#define ROOT_NODE_NAME "/RootNode"
/* This is used on the source side to define the two basic types that we always
export. */
enum _DndTargetTypeIdx {
EVOLUTION_PATH_TARGET_TYPE_IDX = 0,
E_SHORTCUT_TARGET_TYPE_IDX = 1
};
typedef enum _DndTargetTypeIdx DndTargetTypeIdx;
#define EVOLUTION_PATH_TARGET_TYPE "_EVOLUTION_PRIVATE_PATH"
#define E_SHORTCUT_TARGET_TYPE "E-SHORTCUT"
#define PARENT_TYPE E_TREE_TYPE
static ETreeClass *parent_class = NULL;
struct _EStorageSetViewPrivate {
EStorageSet *storage_set;
BonoboUIContainer *container;
ETreeModel *etree_model;
ETreePath root_node;
GHashTable *path_to_etree_node;
GHashTable *type_name_to_pixbuf;
/* Path of the row selected by the latest "cursor_activated" signal. */
char *selected_row_path;
/* Path of the row selected by a right click. */
char *right_click_row_path;
unsigned int show_folders : 1;
unsigned int allow_dnd : 1;
/* The `Evolution::ShellComponentDnd::SourceFolder' interface for the
folder we are dragging from, or CORBA_OBJECT_NIL if no dragging is
happening. */
GNOME_Evolution_ShellComponentDnd_SourceFolder drag_corba_source_interface;
/* Source context information. NULL if no dragging is in progress. */
GNOME_Evolution_ShellComponentDnd_SourceFolder_Context *drag_corba_source_context;
/* The data. */
GNOME_Evolution_ShellComponentDnd_Data *drag_corba_data;
};
enum {
FOLDER_SELECTED,
STORAGE_SELECTED,
DND_ACTION,
FOLDER_CONTEXT_MENU_POPPING_UP,
FOLDER_CONTEXT_MENU_POPPED_DOWN,
LAST_SIGNAL
};
static unsigned int signals[LAST_SIGNAL] = { 0 };
/* DND stuff. */
enum _DndTargetType {
DND_TARGET_TYPE_URI_LIST,
DND_TARGET_TYPE_E_SHORTCUT
};
typedef enum _DndTargetType DndTargetType;
#define URI_LIST_TYPE "text/uri-list"
#define E_SHORTCUT_TYPE "E-SHORTCUT"
/* Sorting callbacks. */
static int
storage_sort_callback (ETreeMemory *etmm,
ETreePath node1,
ETreePath node2,
void *closure)
{
char *folder_path1;
char *folder_path2;
gboolean path1_local;
gboolean path2_local;
folder_path1 = e_tree_memory_node_get_data(etmm, node1);
folder_path2 = e_tree_memory_node_get_data(etmm, node2);
/* FIXME bad hack to put the "my evolution" and "local" storages on
top. */
if (strcmp (folder_path1, G_DIR_SEPARATOR_S E_SUMMARY_STORAGE_NAME) == 0)
return -1;
if (strcmp (folder_path2, G_DIR_SEPARATOR_S E_SUMMARY_STORAGE_NAME) == 0)
return +1;
path1_local = ! strcmp (folder_path1, G_DIR_SEPARATOR_S E_LOCAL_STORAGE_NAME);
path2_local = ! strcmp (folder_path2, G_DIR_SEPARATOR_S E_LOCAL_STORAGE_NAME);
if (path1_local && path2_local)
return 0;
if (path1_local)
return -1;
if (path2_local)
return 1;
return g_utf8_collate (e_tree_model_value_at (E_TREE_MODEL (etmm), node1, 0),
e_tree_model_value_at (E_TREE_MODEL (etmm), node2, 0));
}
static int
folder_sort_callback (ETreeMemory *etmm, ETreePath path1, ETreePath path2, gpointer closure)
{
return g_utf8_collate (e_tree_model_value_at (E_TREE_MODEL (etmm), path1, 0),
e_tree_model_value_at (E_TREE_MODEL (etmm), path2, 0));
}
/* Helper functions. */
static gboolean
add_node_to_hash (EStorageSetView *storage_set_view,
const char *path,
ETreePath node)
{
EStorageSetViewPrivate *priv;
char *hash_path;
g_return_val_if_fail (g_path_is_absolute (path), FALSE);
priv = storage_set_view->priv;
if (g_hash_table_lookup (priv->path_to_etree_node, path) != NULL) {
g_warning ("EStorageSetView: Node already existing while adding -- %s", path);
return FALSE;
}
hash_path = g_strdup (path);
g_hash_table_insert (priv->path_to_etree_node, hash_path, node);
return TRUE;
}
static ETreePath
lookup_node_in_hash (EStorageSetView *storage_set_view,
const char *path)
{
EStorageSetViewPrivate *priv;
ETreePath node;
priv = storage_set_view->priv;
node = g_hash_table_lookup (priv->path_to_etree_node, path);
if (node == NULL)
g_warning ("EStorageSetView: Node not found while updating -- %s", path);
return node;
}
static ETreePath
remove_node_from_hash (EStorageSetView *storage_set_view,
const char *path)
{
EStorageSetViewPrivate *priv;
ETreePath node;
priv = storage_set_view->priv;
node = g_hash_table_lookup (priv->path_to_etree_node, path);
if (node == NULL) {
g_warning ("EStorageSetView: Node not found while removing -- %s", path);
return NULL;
}
g_hash_table_remove (priv->path_to_etree_node, path);
return node;
}
static GdkPixbuf *
get_pixbuf_for_folder (EStorageSetView *storage_set_view,
EFolder *folder)
{
GdkPixbuf *scaled_pixbuf;
const char *type_name;
EStorageSetViewPrivate *priv;
priv = storage_set_view->priv;
type_name = e_folder_get_type_string (folder);
scaled_pixbuf = g_hash_table_lookup (priv->type_name_to_pixbuf, type_name);
if (scaled_pixbuf == NULL) {
EFolderTypeRegistry *folder_type_registry;
EStorageSet *storage_set;
GdkPixbuf *icon_pixbuf;
int icon_pixbuf_width, icon_pixbuf_height;
storage_set = priv->storage_set;
folder_type_registry = e_storage_set_get_folder_type_registry (storage_set);
icon_pixbuf = e_folder_type_registry_get_icon_for_type (folder_type_registry,
type_name, TRUE);
if (icon_pixbuf == NULL)
return NULL;
icon_pixbuf_width = gdk_pixbuf_get_width (icon_pixbuf);
icon_pixbuf_height = gdk_pixbuf_get_height (icon_pixbuf);
if (icon_pixbuf_width == E_SHELL_MINI_ICON_SIZE && icon_pixbuf_height == E_SHELL_MINI_ICON_SIZE) {
scaled_pixbuf = gdk_pixbuf_ref (icon_pixbuf);
} else {
scaled_pixbuf = gdk_pixbuf_new (gdk_pixbuf_get_colorspace (icon_pixbuf),
gdk_pixbuf_get_has_alpha (icon_pixbuf),
gdk_pixbuf_get_bits_per_sample (icon_pixbuf),
E_SHELL_MINI_ICON_SIZE, E_SHELL_MINI_ICON_SIZE);
gdk_pixbuf_scale (icon_pixbuf, scaled_pixbuf,
0, 0, E_SHELL_MINI_ICON_SIZE, E_SHELL_MINI_ICON_SIZE,
0.0, 0.0,
(double) E_SHELL_MINI_ICON_SIZE / gdk_pixbuf_get_width (icon_pixbuf),
(double) E_SHELL_MINI_ICON_SIZE / gdk_pixbuf_get_height (icon_pixbuf),
GDK_INTERP_HYPER);
}
g_hash_table_insert (priv->type_name_to_pixbuf, g_strdup (type_name), scaled_pixbuf);
}
return scaled_pixbuf;
}
static EFolder *
get_folder_at_node (EStorageSetView *storage_set_view,
ETreePath path)
{
EStorageSetViewPrivate *priv;
const char *folder_path;
priv = storage_set_view->priv;
if (path == NULL)
return NULL;
folder_path = e_tree_memory_node_get_data (E_TREE_MEMORY(priv->etree_model), path);
g_assert (folder_path != NULL);
return e_storage_set_get_folder (priv->storage_set, folder_path);
}
static EvolutionShellComponentClient *
get_component_at_node (EStorageSetView *storage_set_view,
ETreePath path)
{
EStorageSetViewPrivate *priv;
EvolutionShellComponentClient *component_client;
EFolderTypeRegistry *folder_type_registry;
EFolder *folder;
priv = storage_set_view->priv;
folder = get_folder_at_node (storage_set_view, path);
if (folder == NULL)
return NULL;
folder_type_registry = e_storage_set_get_folder_type_registry (priv->storage_set);
g_assert (folder_type_registry != NULL);
component_client = e_folder_type_registry_get_handler_for_type (folder_type_registry,
e_folder_get_type_string (folder));
return component_client;
}
static GNOME_Evolution_ShellComponentDnd_ActionSet
convert_gdk_drag_action_set_to_corba (GdkDragAction action)
{
GNOME_Evolution_ShellComponentDnd_Action retval;
retval = GNOME_Evolution_ShellComponentDnd_ACTION_DEFAULT;
if (action & GDK_ACTION_COPY)
retval |= GNOME_Evolution_ShellComponentDnd_ACTION_COPY;
if (action & GDK_ACTION_MOVE)
retval |= GNOME_Evolution_ShellComponentDnd_ACTION_MOVE;
if (action & GDK_ACTION_LINK)
retval |= GNOME_Evolution_ShellComponentDnd_ACTION_LINK;
if (action & GDK_ACTION_ASK)
retval |= GNOME_Evolution_ShellComponentDnd_ACTION_ASK;
return retval;
}
static GNOME_Evolution_ShellComponentDnd_ActionSet
convert_gdk_drag_action_to_corba (GdkDragAction action)
{
if (action == GDK_ACTION_COPY)
return GNOME_Evolution_ShellComponentDnd_ACTION_COPY;
else if (action == GDK_ACTION_MOVE)
return GNOME_Evolution_ShellComponentDnd_ACTION_MOVE;
else if (action == GDK_ACTION_LINK)
return GNOME_Evolution_ShellComponentDnd_ACTION_LINK;
else if (action == GDK_ACTION_ASK)
return GNOME_Evolution_ShellComponentDnd_ACTION_ASK;
else {
g_warning ("Unknown GdkDragAction %d", action);
return GNOME_Evolution_ShellComponentDnd_ACTION_DEFAULT;
}
}
static GdkDragAction
convert_corba_drag_action_to_gdk (GNOME_Evolution_ShellComponentDnd_ActionSet action)
{
if (action == GNOME_Evolution_ShellComponentDnd_ACTION_COPY)
return GDK_ACTION_COPY;
else if (action == GNOME_Evolution_ShellComponentDnd_ACTION_MOVE)
return GDK_ACTION_MOVE;
else if (action == GNOME_Evolution_ShellComponentDnd_ACTION_LINK)
return GDK_ACTION_LINK;
else if (action == GNOME_Evolution_ShellComponentDnd_ACTION_ASK)
return GDK_ACTION_ASK;
else {
g_warning ("unknown GNOME_Evolution_ShellComponentDnd_ActionSet %d", action);
return GDK_ACTION_DEFAULT;
}
}
/* This will look for the targets in @drag_context, choose one that matches
with the allowed types at @path, and return its name. The EVOLUTION_PATH
type always matches. */
static const char *
find_matching_target_for_drag_context (EStorageSetView *storage_set_view,
ETreePath path,
GdkDragContext *drag_context)
{
EStorageSetViewPrivate *priv;
EFolderTypeRegistry *folder_type_registry;
EFolder *folder;
GList *accepted_types;
GList *p, *q;
priv = storage_set_view->priv;
folder_type_registry = e_storage_set_get_folder_type_registry (priv->storage_set);
folder = get_folder_at_node (storage_set_view, path);
if (folder == NULL)
return EVOLUTION_PATH_TARGET_TYPE;
accepted_types = e_folder_type_registry_get_accepted_dnd_types_for_type (folder_type_registry,
e_folder_get_type_string (folder));
/* FIXME? We might make this more efficient. Currently it takes `n *
m' string compares, where `n' is the number of targets in the
@drag_context, and `m' is the number of supported types in
@folder. */
for (p = drag_context->targets; p != NULL; p = p->next) {
char *possible_type;
possible_type = gdk_atom_name ((GdkAtom) p->data);
if (strcmp (possible_type, EVOLUTION_PATH_TARGET_TYPE) == 0) {
g_free (possible_type);
return EVOLUTION_PATH_TARGET_TYPE;
}
for (q = accepted_types; q != NULL; q = q->next) {
const char *accepted_type;
accepted_type = (const char *) q->data;
if (strcmp (possible_type, accepted_type) == 0) {
g_free (possible_type);
return accepted_type;
}
}
g_free (possible_type);
}
return NULL;
}
/* Custom marshalling function. */
typedef void (* GtkSignal_NONE__GDKDRAGCONTEXT_STRING_STRING_STRING) (GtkObject *object,
GdkDragContext *action,
const char *,
const char *,
const char *);
static void
marshal_NONE__GDKDRAGCONTEXT_STRING_STRING_STRING (GtkObject *object,
GtkSignalFunc func,
void *func_data,
GtkArg *args)
{
GtkSignal_NONE__GDKDRAGCONTEXT_STRING_STRING_STRING rfunc;
rfunc = (GtkSignal_NONE__GDKDRAGCONTEXT_STRING_STRING_STRING) func;
(* rfunc) (object,
GTK_VALUE_POINTER (args[0]),
GTK_VALUE_STRING (args[1]),
GTK_VALUE_STRING (args[2]),
GTK_VALUE_STRING (args[3]));
}
/* DnD selection setup stuff. */
/* This will create an array of GtkTargetEntries from the specified list of DND
types. The type name will *not* be allocated in the list, as this is
supposed to be used only temporarily to set up the cell as a drag source. */
static GtkTargetEntry *
create_target_entries_from_dnd_type_list (GList *dnd_types,
int *num_entries_return)
{
GtkTargetEntry *entries;
GList *p;
int num_entries;
int i;
if (dnd_types == NULL)
num_entries = 0;
else
num_entries = g_list_length (dnd_types);
/* We always add two entries, one for an Evolution URI type, and one
for e-shortcuts. This will let us do drag & drop within Evolution
at least. */
num_entries += 2;
entries = g_new (GtkTargetEntry, num_entries);
i = 0;
/* The Evolution URI will always come first. */
entries[i].target = EVOLUTION_PATH_TARGET_TYPE;
entries[i].flags = 0;
entries[i].info = i;
g_assert (i == EVOLUTION_PATH_TARGET_TYPE_IDX);
i ++;
/* ...Then the shortcut type. */
entries[i].target = E_SHORTCUT_TARGET_TYPE;
entries[i].flags = 0;
entries[i].info = i;
g_assert (i == E_SHORTCUT_TARGET_TYPE_IDX);
i ++;
for (p = dnd_types; p != NULL; p = p->next, i++) {
const char *dnd_type;
g_assert (i < num_entries);
dnd_type = (const char *) p->data;
entries[i].target = (char *) dnd_type;
entries[i].flags = 0;
entries[i].info = i;
}
*num_entries_return = num_entries;
return entries;
}
static void
free_target_entries (GtkTargetEntry *entries)
{
g_assert (entries != NULL);
/* The target names are not strdup()ed so a simple free will do. */
g_free (entries);
}
static GtkTargetList *
create_target_list_for_node (EStorageSetView *storage_set_view,
ETreePath node)
{
EStorageSetViewPrivate *priv;
GtkTargetList *target_list;
EFolderTypeRegistry *folder_type_registry;
GList *exported_dnd_types;
GtkTargetEntry *target_entries;
EFolder *folder;
const char *folder_type;
int num_target_entries;
priv = storage_set_view->priv;
folder_type_registry = e_storage_set_get_folder_type_registry (priv->storage_set);
folder = get_folder_at_node (storage_set_view, node);
folder_type = e_folder_get_type_string (folder);
exported_dnd_types = e_folder_type_registry_get_exported_dnd_types_for_type (folder_type_registry,
folder_type);
target_entries = create_target_entries_from_dnd_type_list (exported_dnd_types,
&num_target_entries);
g_assert (target_entries != NULL);
target_list = gtk_target_list_new (target_entries, num_target_entries);
free_target_entries (target_entries);
return target_list;
}
static void
set_e_shortcut_selection (EStorageSetView *storage_set_view,
GtkSelectionData *selection_data)
{
EStorageSetViewPrivate *priv;
int shortcut_len;
char *shortcut;
const char *trailing_slash;
const char *name;
g_assert (storage_set_view != NULL);
g_assert (selection_data != NULL);
priv = storage_set_view->priv;
trailing_slash = strrchr (priv->selected_row_path, '/');
if (trailing_slash == NULL)
name = NULL;
else
name = trailing_slash + 1;
/* FIXME: Get `evolution:' from somewhere instead of hardcoding it here. */
if (name != NULL)
shortcut_len = strlen (name);
else
shortcut_len = 0;
shortcut_len ++; /* Separating zero. */
shortcut_len += strlen ("evolution:");
shortcut_len += strlen (priv->selected_row_path);
shortcut_len ++; /* Trailing zero. */
shortcut = g_malloc (shortcut_len);
if (name == NULL)
sprintf (shortcut, "%cevolution:%s", '\0', priv->selected_row_path);
else
sprintf (shortcut, "%s%cevolution:%s", name, '\0', priv->selected_row_path);
gtk_selection_data_set (selection_data, selection_data->target,
8, (guchar *) shortcut, shortcut_len);
g_free (shortcut);
}
static void
set_evolution_path_selection (EStorageSetView *storage_set_view,
GtkSelectionData *selection_data)
{
EStorageSetViewPrivate *priv;
g_assert (storage_set_view != NULL);
g_assert (selection_data != NULL);
priv = storage_set_view->priv;
gtk_selection_data_set (selection_data, selection_data->target,
8, (guchar *) priv->selected_row_path, strlen (priv->selected_row_path) + 1);
}
/* Callbacks for folder operations. */
static void
folder_xfer_callback (EStorageSet *storage_set,
EStorageResult result,
void *data)
{
EStorageSetView *storage_set_view;
storage_set_view = E_STORAGE_SET_VIEW (data);
if (result != E_STORAGE_OK)
e_notice (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (storage_set_view))),
GNOME_MESSAGE_BOX_ERROR,
_("Cannot transfer folder:\n%s"),
e_storage_result_to_string (result));
}
/* Folder context menu. */
static void
popup_folder_menu (EStorageSetView *storage_set_view,
GdkEventButton *event)
{
EvolutionShellComponentClient *handler;
EStorageSetViewPrivate *priv;
EFolderTypeRegistry *folder_type_registry;
EFolder *folder;
GtkWidget *menu;
priv = storage_set_view->priv;
folder = e_storage_set_get_folder (priv->storage_set, priv->selected_row_path);
if (folder == NULL) {
/* Uh!? */
return;
}
folder_type_registry = e_storage_set_get_folder_type_registry (priv->storage_set);
g_assert (folder_type_registry != NULL);
handler = e_folder_type_registry_get_handler_for_type (folder_type_registry,
e_folder_get_type_string (folder));
if (handler == NULL)
return;
menu = gtk_menu_new ();
bonobo_window_add_popup (bonobo_ui_container_get_win (priv->container),
GTK_MENU (menu), "/popups/FolderPopup");
evolution_shell_component_client_populate_folder_context_menu (handler,
priv->container,
e_folder_get_physical_uri (folder),
e_folder_get_type_string (folder));
gtk_widget_show (GTK_WIDGET (menu));
gnome_popup_menu_do_popup_modal (GTK_WIDGET (menu), NULL, NULL, event, NULL);
gtk_widget_destroy (GTK_WIDGET (menu));
e_tree_right_click_up (E_TREE (storage_set_view));
}
/* GtkObject methods. */
static void
pixbuf_free_func (gpointer key, gpointer value, gpointer user_data)
{
g_free (key);
gdk_pixbuf_unref ((GdkPixbuf*)value);
}
static void
destroy (GtkObject *object)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
storage_set_view = E_STORAGE_SET_VIEW (object);
priv = storage_set_view->priv;
/* need to destroy our tree */
e_tree_memory_node_remove (E_TREE_MEMORY(priv->etree_model), priv->root_node);
gtk_object_unref (GTK_OBJECT (priv->etree_model));
/* the data in the hash table was all freed by freeing the tree */
g_hash_table_destroy (priv->path_to_etree_node);
/* now free up all the type_names and pixbufs stored in the
hash table and destroy the hash table itself */
g_hash_table_foreach (priv->type_name_to_pixbuf, pixbuf_free_func, NULL);
g_hash_table_destroy (priv->type_name_to_pixbuf);
gtk_object_unref (GTK_OBJECT (priv->storage_set));
if (priv->drag_corba_source_interface != CORBA_OBJECT_NIL) {
CORBA_Environment ev;
CORBA_exception_init (&ev);
g_assert (priv->drag_corba_source_context != NULL);
GNOME_Evolution_ShellComponentDnd_SourceFolder_endDrag (priv->drag_corba_source_interface,
priv->drag_corba_source_context,
&ev);
Bonobo_Unknown_unref (priv->drag_corba_source_interface, &ev);
CORBA_Object_release (priv->drag_corba_source_interface, &ev);
CORBA_exception_free (&ev);
}
if (priv->drag_corba_source_context != NULL)
CORBA_free (priv->drag_corba_source_context);
if (priv->drag_corba_data != NULL)
CORBA_free (priv->drag_corba_data);
g_free (priv->selected_row_path);
g_free (priv->right_click_row_path);
g_free (priv);
(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}
static gint
tree_start_drag (ETree *tree, int row, ETreePath path, int col, GdkEvent *event)
{
GdkDragContext *context;
GtkTargetList *target_list;
GdkDragAction actions;
EStorageSetView *storage_set_view;
storage_set_view = E_STORAGE_SET_VIEW (tree);
if (! storage_set_view->priv->allow_dnd)
return FALSE;
target_list = create_target_list_for_node (storage_set_view, path);
if (target_list == NULL)
return FALSE;
actions = GDK_ACTION_MOVE | GDK_ACTION_COPY;
context = e_tree_drag_begin (tree, row, col,
target_list,
actions,
1, event);
gtk_drag_set_icon_default (context);
gtk_target_list_unref (target_list);
return TRUE;
}
/* ETree methods. */
/* -- Source-side DnD. */
static void
tree_drag_begin (ETree *etree,
int row, ETreePath path, int col,
GdkDragContext *context)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
EFolder *folder;
EvolutionShellComponentClient *component_client;
GNOME_Evolution_ShellComponent corba_component;
GNOME_Evolution_ShellComponentDnd_ActionSet possible_actions;
GNOME_Evolution_ShellComponentDnd_Action suggested_action;
CORBA_Environment ev;
storage_set_view = E_STORAGE_SET_VIEW (etree);
priv = storage_set_view->priv;
g_free (priv->selected_row_path);
priv->selected_row_path = g_strdup (e_tree_memory_node_get_data (E_TREE_MEMORY(priv->etree_model), path));
g_assert (priv->drag_corba_source_interface == CORBA_OBJECT_NIL);
folder = get_folder_at_node (storage_set_view, path);
component_client = get_component_at_node (storage_set_view, path);
if (component_client == NULL)
return;
/* Query the `ShellComponentDnd::SourceFolder' interface on the
component. */
/* FIXME we could use the new
`evolution_shell_component_client_get_dnd_source_interface()'
call. */
CORBA_exception_init (&ev);
corba_component = bonobo_object_corba_objref (BONOBO_OBJECT (component_client));
priv->drag_corba_source_interface = Bonobo_Unknown_queryInterface (corba_component,
"IDL:GNOME/Evolution/ShellComponentDnd/SourceFolder:1.0",
&ev);
if (ev._major != CORBA_NO_EXCEPTION
|| priv->drag_corba_source_interface == CORBA_OBJECT_NIL) {
priv->drag_corba_source_interface = CORBA_OBJECT_NIL;
CORBA_exception_free (&ev);
return;
}
GNOME_Evolution_ShellComponentDnd_SourceFolder_beginDrag (priv->drag_corba_source_interface,
e_folder_get_physical_uri (folder),
e_folder_get_type_string (folder),
&possible_actions,
&suggested_action,
&ev);
if (ev._major != CORBA_NO_EXCEPTION) {
Bonobo_Unknown_unref (priv->drag_corba_source_interface, &ev);
CORBA_Object_release (priv->drag_corba_source_interface, &ev);
priv->drag_corba_source_interface = CORBA_OBJECT_NIL;
CORBA_exception_free (&ev);
return;
}
CORBA_exception_free (&ev);
if (priv->drag_corba_source_context != NULL)
CORBA_free (priv->drag_corba_source_context);
priv->drag_corba_source_context = GNOME_Evolution_ShellComponentDnd_SourceFolder_Context__alloc ();
priv->drag_corba_source_context->physicalUri = CORBA_string_dup (e_folder_get_physical_uri (folder));
priv->drag_corba_source_context->folderType = CORBA_string_dup (e_folder_get_type_string (folder));
priv->drag_corba_source_context->possibleActions = possible_actions;
priv->drag_corba_source_context->suggestedAction = suggested_action;
}
static void
tree_drag_end (ETree *tree,
int row,
ETreePath path,
int col,
GdkDragContext *context)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
CORBA_Environment ev;
storage_set_view = E_STORAGE_SET_VIEW (tree);
priv = storage_set_view->priv;
if (priv->drag_corba_source_interface == CORBA_OBJECT_NIL)
return;
CORBA_exception_init (&ev);
GNOME_Evolution_ShellComponentDnd_SourceFolder_endDrag (priv->drag_corba_source_interface,
priv->drag_corba_source_context,
&ev);
CORBA_free (priv->drag_corba_source_context);
priv->drag_corba_source_context = NULL;
Bonobo_Unknown_unref (priv->drag_corba_source_interface, &ev);
CORBA_Object_release (priv->drag_corba_source_interface, &ev);
CORBA_exception_free (&ev);
}
static void
tree_drag_data_get (ETree *etree,
int drag_row,
ETreePath drag_path,
int drag_col,
GdkDragContext *context,
GtkSelectionData *selection_data,
unsigned int info,
guint32 time)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
CORBA_Environment ev;
char *target_type;
storage_set_view = E_STORAGE_SET_VIEW (etree);
priv = storage_set_view->priv;
switch (info) {
case E_SHORTCUT_TARGET_TYPE_IDX:
set_e_shortcut_selection (storage_set_view, selection_data);
return;
case EVOLUTION_PATH_TARGET_TYPE_IDX:
set_evolution_path_selection (storage_set_view, selection_data);
return;
}
g_assert (info > 0);
if (priv->drag_corba_source_interface == CORBA_OBJECT_NIL)
return;
target_type = gdk_atom_name ((GdkAtom) context->targets->data);
CORBA_exception_init (&ev);
GNOME_Evolution_ShellComponentDnd_SourceFolder_getData (priv->drag_corba_source_interface,
priv->drag_corba_source_context,
convert_gdk_drag_action_set_to_corba (context->action),
target_type,
& priv->drag_corba_data,
&ev);
if (ev._major != CORBA_NO_EXCEPTION)
gtk_selection_data_set (selection_data, selection_data->target, 8, "", -1);
else
gtk_selection_data_set (selection_data,
priv->drag_corba_data->target,
priv->drag_corba_data->format,
priv->drag_corba_data->bytes._buffer,
priv->drag_corba_data->bytes._length);
g_free (target_type);
CORBA_exception_free (&ev);
}
static void
tree_drag_data_delete (ETree *tree,
int row,
ETreePath path,
int col,
GdkDragContext *context)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
CORBA_Environment ev;
storage_set_view = E_STORAGE_SET_VIEW (tree);
priv = storage_set_view->priv;
if (priv->drag_corba_source_interface == CORBA_OBJECT_NIL)
return;
CORBA_exception_init (&ev);
GNOME_Evolution_ShellComponentDnd_SourceFolder_deleteData (priv->drag_corba_source_interface,
priv->drag_corba_source_context,
&ev);
CORBA_exception_free (&ev);
}
/* -- Destination-side DnD. */
static gboolean
handle_evolution_path_drag_motion (EStorageSetView *storage_set_view,
ETreePath path,
int row,
GdkDragContext *context,
unsigned int time)
{
EStorageSetViewPrivate *priv;
GdkModifierType modifiers;
GdkDragAction action;
priv = storage_set_view->priv;
gdk_window_get_pointer (NULL, NULL, NULL, &modifiers);
if ((modifiers & GDK_CONTROL_MASK) != 0) {
action = GDK_ACTION_COPY;
} else {
GtkWidget *source_widget;
action = GDK_ACTION_MOVE;
source_widget = gtk_drag_get_source_widget (context);
if (source_widget != NULL
&& E_IS_STORAGE_SET_VIEW (storage_set_view)) {
const char *source_path;
source_path = e_storage_set_view_get_current_folder (storage_set_view);
if (source_path != NULL) {
EFolder *folder;
int source_path_len;
const char *destination_path_base;
char *destination_path;
folder = e_storage_set_get_folder (priv->storage_set, source_path);
if (folder != NULL && e_folder_get_is_stock (folder))
return FALSE;
source_path_len = strlen (path);
destination_path_base = e_tree_memory_node_get_data (E_TREE_MEMORY (priv->etree_model), path);
if (strcmp (destination_path_base, source_path) == 0)
return FALSE;
destination_path = g_strconcat (destination_path_base, "/", g_basename (source_path), NULL);
if (strncmp (destination_path, source_path, source_path_len) == 0) {
g_free (destination_path);
return FALSE;
}
g_free (destination_path);
}
}
}
e_tree_drag_highlight (E_TREE (storage_set_view), row, -1);
gdk_drag_status (context, action, time);
return TRUE;
}
static gboolean
tree_drag_motion (ETree *tree,
int row,
ETreePath path,
int col,
GdkDragContext *context,
int x,
int y,
unsigned int time)
{
EStorageSetView *storage_set_view;
EFolder *folder;
EStorageSetViewPrivate *priv;
EvolutionShellComponentClient *component_client;
GNOME_Evolution_ShellComponentDnd_DestinationFolder destination_folder_interface;
GNOME_Evolution_ShellComponentDnd_Action suggested_action;
GNOME_Evolution_ShellComponentDnd_DestinationFolder_Context corba_context;
CORBA_boolean can_handle;
CORBA_Environment ev;
const char *dnd_type;
storage_set_view = E_STORAGE_SET_VIEW (tree);
priv = storage_set_view->priv;
if (! priv->allow_dnd)
return FALSE;
path = e_tree_node_at_row (E_TREE (storage_set_view), row);
dnd_type = find_matching_target_for_drag_context (storage_set_view, path, context);
if (dnd_type == NULL)
return FALSE;
if (strcmp (dnd_type, EVOLUTION_PATH_TARGET_TYPE) == 0)
return handle_evolution_path_drag_motion (storage_set_view, path, row, context, time);
component_client = get_component_at_node (storage_set_view, path);
if (component_client == NULL)
return FALSE;
destination_folder_interface = evolution_shell_component_client_get_dnd_destination_interface (component_client);
if (destination_folder_interface == NULL)
return FALSE;
CORBA_exception_init (&ev);
corba_context.dndType = (char *) dnd_type; /* (Safe cast, as we don't actually free the corba_context.) */
corba_context.possibleActions = convert_gdk_drag_action_set_to_corba (context->actions);
corba_context.suggestedAction = convert_gdk_drag_action_to_corba (context->suggested_action);
folder = get_folder_at_node (storage_set_view, path);
can_handle = GNOME_Evolution_ShellComponentDnd_DestinationFolder_handleMotion (destination_folder_interface,
e_folder_get_physical_uri (folder),
e_folder_get_type_string (folder),
&corba_context,
&suggested_action,
&ev);
if (ev._major != CORBA_NO_EXCEPTION || ! can_handle) {
CORBA_exception_free (&ev);
return FALSE;
}
CORBA_exception_free (&ev);
e_tree_drag_highlight (tree, row, -1);
gdk_drag_status (context, convert_corba_drag_action_to_gdk (suggested_action), time);
return TRUE;
}
static void
tree_drag_leave (ETree *etree,
int row,
ETreePath path,
int col,
GdkDragContext *context,
unsigned int time)
{
e_tree_drag_unhighlight (etree);
}
static gboolean
tree_drag_drop (ETree *etree,
int row,
ETreePath path,
int col,
GdkDragContext *context,
int x,
int y,
unsigned int time)
{
e_tree_drag_unhighlight (etree);
if (context->targets != NULL) {
gtk_drag_get_data (GTK_WIDGET (etree), context,
GPOINTER_TO_INT (context->targets->data),
time);
return TRUE;
}
return FALSE;
}
static void
tree_drag_data_received (ETree *etree,
int row,
ETreePath path,
int col,
GdkDragContext *context,
int x,
int y,
GtkSelectionData *selection_data,
unsigned int info,
unsigned int time)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
gboolean handled = FALSE;
char *target_type;
storage_set_view = E_STORAGE_SET_VIEW (etree);
priv = storage_set_view->priv;
if (selection_data->data == NULL && selection_data->length == -1)
return;
target_type = gdk_atom_name (selection_data->target);
if (strcmp (target_type, EVOLUTION_PATH_TARGET_TYPE) == 0) {
const char *source_path;
const char *destination_folder_path;
char *destination_path;
g_free (target_type);
source_path = (const char *) selection_data->data;
/* (Basic sanity checks.) */
if (source_path == NULL || source_path[0] != G_DIR_SEPARATOR || source_path[1] == '\0')
return;
destination_folder_path = e_tree_memory_node_get_data (E_TREE_MEMORY (priv->etree_model), path);
if (destination_folder_path == NULL)
return;
destination_path = g_concat_dir_and_file (destination_folder_path,
g_basename (source_path));
switch (context->action) {
case GDK_ACTION_MOVE:
e_storage_set_async_xfer_folder (priv->storage_set, source_path, destination_path, TRUE,
folder_xfer_callback, storage_set_view);
handled = TRUE;
break;
case GDK_ACTION_COPY:
e_storage_set_async_xfer_folder (priv->storage_set, source_path, destination_path, FALSE,
folder_xfer_callback, storage_set_view);
handled = TRUE;
break;
default:
handled = FALSE;
g_warning ("EStorageSetView: Unknown action %d", context->action);
}
g_free (destination_path);
} else {
GNOME_Evolution_ShellComponentDnd_DestinationFolder destination_folder_interface;
GNOME_Evolution_ShellComponentDnd_DestinationFolder_Context corba_context;
GNOME_Evolution_ShellComponentDnd_Data corba_data;
EvolutionShellComponentClient *component_client;
const char *target_path;
target_path = e_tree_memory_node_get_data (E_TREE_MEMORY(priv->etree_model), path);
component_client = get_component_at_node (storage_set_view, path);
if (component_client != NULL) {
destination_folder_interface = evolution_shell_component_client_get_dnd_destination_interface (component_client);
if (destination_folder_interface != NULL) {
EFolder *folder;
CORBA_Environment ev;
CORBA_exception_init (&ev);
folder = get_folder_at_node (storage_set_view, path);
corba_context.dndType = (char *) target_type;
corba_context.possibleActions = convert_gdk_drag_action_set_to_corba (context->actions);
corba_context.suggestedAction = convert_gdk_drag_action_to_corba (context->suggested_action);
corba_data.format = selection_data->format;
corba_data.target = selection_data->target;
corba_data.bytes._release = FALSE;
if (selection_data->data == NULL) {
/* If data is NULL the length is -1 and this would mess things
up so we handle it separately. */
corba_data.bytes._length = 0;
corba_data.bytes._buffer = NULL;
} else {
corba_data.bytes._length = selection_data->length;
corba_data.bytes._buffer = selection_data->data;
}
/* pass off the data to the component's DestinationFolderInterface */
handled = GNOME_Evolution_ShellComponentDnd_DestinationFolder_handleDrop (destination_folder_interface,
e_folder_get_physical_uri (folder),
e_folder_get_type_string (folder),
&corba_context,
convert_gdk_drag_action_to_corba (context->action),
&corba_data,
&ev);
}
}
g_free (target_type);
}
gtk_drag_finish (context, handled, FALSE, time);
}
static gboolean
right_click (ETree *etree,
int row,
ETreePath path,
int col,
GdkEvent *event)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
storage_set_view = E_STORAGE_SET_VIEW (etree);
priv = storage_set_view->priv;
/* This should never happen, but you never know with ETree. */
if (priv->right_click_row_path != NULL)
g_free (priv->right_click_row_path);
priv->right_click_row_path = g_strdup (e_tree_memory_node_get_data (E_TREE_MEMORY(priv->etree_model), path));
if (priv->container) {
gtk_signal_emit (GTK_OBJECT (storage_set_view),
signals[FOLDER_CONTEXT_MENU_POPPING_UP],
priv->right_click_row_path);
popup_folder_menu (storage_set_view, (GdkEventButton *) event);
gtk_signal_emit (GTK_OBJECT (storage_set_view),
signals[FOLDER_CONTEXT_MENU_POPPED_DOWN]);
}
g_free (priv->right_click_row_path);
priv->right_click_row_path = NULL;
return TRUE;
}
static void
cursor_activated (ETree *tree,
int row,
ETreePath path)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
storage_set_view = E_STORAGE_SET_VIEW (tree);
priv = storage_set_view->priv;
g_free (priv->selected_row_path);
priv->selected_row_path = g_strdup (e_tree_memory_node_get_data (E_TREE_MEMORY (priv->etree_model), path));
if (e_tree_model_node_depth (priv->etree_model, path) >= 2) {
/* it was a folder */
gtk_signal_emit (GTK_OBJECT (storage_set_view), signals[FOLDER_SELECTED],
priv->selected_row_path);
} else {
/* it was a storage */
gtk_signal_emit (GTK_OBJECT (storage_set_view), signals[STORAGE_SELECTED],
priv->selected_row_path + 1);
}
}
/* ETreeModel Methods */
static GdkPixbuf*
etree_icon_at (ETreeModel *etree,
ETreePath tree_path,
void *model_data)
{
EFolderTypeRegistry *folder_type_registry;
EStorageSetView *storage_set_view;
EStorageSet *storage_set;
EFolder *folder;
char *path;
int depth;
storage_set_view = E_STORAGE_SET_VIEW (model_data);
storage_set = storage_set_view->priv->storage_set;
/* Tree depth will indicate storages or folders */
depth = e_tree_model_node_depth (etree, tree_path);
path = (char*) e_tree_memory_node_get_data (E_TREE_MEMORY(etree), tree_path);
/* Is this a storage? */
if (depth == 1) {
EStorage *storage;
const char *storage_type;
GList *subfolder_paths;
storage = e_storage_set_get_storage (storage_set, path + 1);
subfolder_paths = e_storage_get_subfolder_paths (storage, "/");
if (subfolder_paths != NULL) {
e_free_string_list (subfolder_paths);
return NULL;
}
folder_type_registry = e_storage_set_get_folder_type_registry (storage_set);
storage_type = e_storage_get_toplevel_node_type (storage);
if (storage_type != NULL)
return e_folder_type_registry_get_icon_for_type (folder_type_registry, storage_type, TRUE);
else
return NULL;
}
/* Folder. */
folder = e_storage_set_get_folder (storage_set, path);
if (folder == NULL)
return NULL;
return get_pixbuf_for_folder (storage_set_view, folder);
}
/* This function returns the number of columns in our ETreeModel. */
static int
etree_column_count (ETreeModel *etc, void *data)
{
return 2;
}
static gboolean
etree_has_save_id (ETreeModel *etm, void *data)
{
return TRUE;
}
static gchar *
etree_get_save_id (ETreeModel *etm, ETreePath node, void *model_data)
{
return g_strdup(e_tree_memory_node_get_data (E_TREE_MEMORY(etm), node));
}
static gboolean
etree_has_get_node_by_id (ETreeModel *etm, void *data)
{
return TRUE;
}
static ETreePath
etree_get_node_by_id (ETreeModel *etm, const char *save_id, void *model_data)
{
EStorageSetView *storage_set_view;
storage_set_view = E_STORAGE_SET_VIEW (model_data);
return g_hash_table_lookup (storage_set_view->priv->path_to_etree_node, save_id);
}
static void *
etree_value_at (ETreeModel *etree, ETreePath tree_path, int col, void *model_data)
{
EStorageSetView *storage_set_view;
EStorageSet *storage_set;
EStorage *storage;
EFolder *folder;
char *path;
storage_set_view = E_STORAGE_SET_VIEW (model_data);
storage_set = storage_set_view->priv->storage_set;
path = (char *) e_tree_memory_node_get_data (E_TREE_MEMORY(etree), tree_path);
folder = e_storage_set_get_folder (storage_set, path);
if (folder != NULL) {
const char *folder_name = e_folder_get_name (folder);
int unread_count = e_folder_get_unread_count (folder);
if (unread_count > 0)
gtk_object_set_data_full (GTK_OBJECT (folder), "name_with_unread",
g_strdup_printf ("%s (%d)", folder_name, unread_count), g_free);
if (col == 0)
if (unread_count > 0)
return (void *) gtk_object_get_data (GTK_OBJECT (folder),
"name_with_unread");
else
return (void *) folder_name;
else
return (void *) e_folder_get_highlighted (folder);
}
storage = e_storage_set_get_storage (storage_set, path + 1);
if (storage != NULL) {
if (col == 0)
return (void *) e_storage_get_display_name (storage);
else
return (void *) TRUE;
}
if (col == 0)
return _("Summary");
else
return (void *) TRUE;
}
static void
etree_set_value_at (ETreeModel *etree, ETreePath path, int col, const void *val, void *model_data)
{
/* nada */
}
static gboolean
etree_is_editable (ETreeModel *etree, ETreePath path, int col, void *model_data)
{
return FALSE;
}
/* This function duplicates the value passed to it. */
static void *
etree_duplicate_value (ETreeModel *etc, int col, const void *value, void *data)
{
if (col == 0)
return (void *)g_strdup (value);
else
return (void *)value;
}
/* This function frees the value passed to it. */
static void
etree_free_value (ETreeModel *etc, int col, void *value, void *data)
{
if (col == 0)
g_free (value);
}
/* This function creates an empty value. */
static void *
etree_initialize_value (ETreeModel *etc, int col, void *data)
{
if (col == 0)
return g_strdup ("");
else
return NULL;
}
/* This function reports if a value is empty. */
static gboolean
etree_value_is_empty (ETreeModel *etc, int col, const void *value, void *data)
{
if (col == 0)
return !(value && *(char *)value);
else
return !value;
}
/* This function reports if a value is empty. */
static char *
etree_value_to_string (ETreeModel *etc, int col, const void *value, void *data)
{
if (col == 0)
return g_strdup(value);
else
return g_strdup(value ? "Yes" : "No");
}
static void
etree_node_destroy_func (void *data,
void *user_data)
{
EStorageSetView *storage_set_view;
char *path;
path = (char *) data;
storage_set_view = E_STORAGE_SET_VIEW (user_data);
if (strcmp (path, ROOT_NODE_NAME))
remove_node_from_hash (storage_set_view, path);
g_free (path);
}
/* StorageSet signal handling. */
static void
new_storage_cb (EStorageSet *storage_set,
EStorage *storage,
void *data)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
ETreePath node;
char *path;
storage_set_view = E_STORAGE_SET_VIEW (data);
priv = storage_set_view->priv;
path = g_strconcat (G_DIR_SEPARATOR_S, e_storage_get_name (storage), NULL);
node = e_tree_memory_node_insert (E_TREE_MEMORY(priv->etree_model), priv->root_node, -1, path);
e_tree_memory_sort_node (E_TREE_MEMORY(priv->etree_model), priv->root_node, storage_sort_callback, storage_set_view);
if (! add_node_to_hash (storage_set_view, path, node)) {
e_tree_memory_node_remove (E_TREE_MEMORY(priv->etree_model), node);
return;
}
}
static void
removed_storage_cb (EStorageSet *storage_set,
EStorage *storage,
void *data)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
ETreeModel *etree;
ETreePath node;
char *path;
storage_set_view = E_STORAGE_SET_VIEW (data);
priv = storage_set_view->priv;
etree = priv->etree_model;
path = g_strconcat (G_DIR_SEPARATOR_S, e_storage_get_name (storage), NULL);
node = lookup_node_in_hash (storage_set_view, path);
g_free (path);
e_tree_memory_node_remove (E_TREE_MEMORY(etree), node);
}
static void
new_folder_cb (EStorageSet *storage_set,
const char *path,
void *data)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
ETreeModel *etree;
ETreePath parent_node;
ETreePath new_node;
const char *last_separator;
char *parent_path;
char *copy_of_path;
g_return_if_fail (g_path_is_absolute (path));
storage_set_view = E_STORAGE_SET_VIEW (data);
priv = storage_set_view->priv;
etree = priv->etree_model;
last_separator = strrchr (path, G_DIR_SEPARATOR);
parent_path = g_strndup (path, last_separator - path);
parent_node = g_hash_table_lookup (priv->path_to_etree_node, parent_path);
if (parent_node == NULL) {
g_warning ("EStorageSetView: EStorageSet reported new subfolder for non-existing folder -- %s",
parent_path);
g_free (parent_path);
return;
}
g_free (parent_path);
copy_of_path = g_strdup (path);
new_node = e_tree_memory_node_insert (E_TREE_MEMORY(etree), parent_node, -1, copy_of_path);
e_tree_memory_sort_node (E_TREE_MEMORY(etree), parent_node, folder_sort_callback, storage_set_view);
if (! add_node_to_hash (storage_set_view, path, new_node)) {
e_tree_memory_node_remove (E_TREE_MEMORY(etree), new_node);
return;
}
}
static void
updated_folder_cb (EStorageSet *storage_set,
const char *path,
void *data)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
ETreeModel *etree;
ETreePath node;
storage_set_view = E_STORAGE_SET_VIEW (data);
priv = storage_set_view->priv;
etree = priv->etree_model;
node = lookup_node_in_hash (storage_set_view, path);
e_tree_model_node_data_changed (etree, node);
}
static void
removed_folder_cb (EStorageSet *storage_set,
const char *path,
void *data)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
ETreeModel *etree;
ETreePath node;
storage_set_view = E_STORAGE_SET_VIEW (data);
priv = storage_set_view->priv;
etree = priv->etree_model;
node = lookup_node_in_hash (storage_set_view, path);
e_tree_memory_node_remove (E_TREE_MEMORY(etree), node);
}
static void
class_init (EStorageSetViewClass *klass)
{
GtkObjectClass *object_class;
ETreeClass *etree_class;
parent_class = gtk_type_class (e_tree_get_type ());
object_class = GTK_OBJECT_CLASS (klass);
object_class->destroy = destroy;
etree_class = E_TREE_CLASS (klass);
etree_class->right_click = right_click;
etree_class->cursor_activated = cursor_activated;
etree_class->start_drag = tree_start_drag;
etree_class->tree_drag_begin = tree_drag_begin;
etree_class->tree_drag_end = tree_drag_end;
etree_class->tree_drag_data_get = tree_drag_data_get;
etree_class->tree_drag_data_delete = tree_drag_data_delete;
etree_class->tree_drag_motion = tree_drag_motion;
etree_class->tree_drag_drop = tree_drag_drop;
etree_class->tree_drag_leave = tree_drag_leave;
etree_class->tree_drag_data_received = tree_drag_data_received;
signals[FOLDER_SELECTED]
= gtk_signal_new ("folder_selected",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (EStorageSetViewClass, folder_selected),
gtk_marshal_NONE__STRING,
GTK_TYPE_NONE, 1,
GTK_TYPE_STRING);
signals[STORAGE_SELECTED]
= gtk_signal_new ("storage_selected",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (EStorageSetViewClass, storage_selected),
gtk_marshal_NONE__STRING,
GTK_TYPE_NONE, 1,
GTK_TYPE_STRING);
signals[DND_ACTION]
= gtk_signal_new ("dnd_action",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (EStorageSetViewClass, dnd_action),
marshal_NONE__GDKDRAGCONTEXT_STRING_STRING_STRING,
GTK_TYPE_NONE, 4,
GTK_TYPE_GDK_DRAG_CONTEXT,
GTK_TYPE_STRING,
GTK_TYPE_STRING,
GTK_TYPE_STRING);
signals[FOLDER_CONTEXT_MENU_POPPING_UP]
= gtk_signal_new ("folder_context_menu_popping_up",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (EStorageSetViewClass, folder_context_menu_popping_up),
gtk_marshal_NONE__STRING,
GTK_TYPE_NONE, 1,
GTK_TYPE_STRING);
signals[FOLDER_CONTEXT_MENU_POPPED_DOWN]
= gtk_signal_new ("folder_context_menu_popped_down",
GTK_RUN_FIRST,
object_class->type,
GTK_SIGNAL_OFFSET (EStorageSetViewClass, folder_context_menu_popped_down),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL);
}
static void
init (EStorageSetView *storage_set_view)
{
EStorageSetViewPrivate *priv;
priv = g_new (EStorageSetViewPrivate, 1);
priv->storage_set = NULL;
priv->path_to_etree_node = g_hash_table_new (g_str_hash, g_str_equal);
priv->type_name_to_pixbuf = g_hash_table_new (g_str_hash, g_str_equal);
priv->selected_row_path = NULL;
priv->right_click_row_path = NULL;
priv->show_folders = TRUE;
priv->allow_dnd = TRUE;
priv->drag_corba_source_interface = CORBA_OBJECT_NIL;
priv->drag_corba_source_context = NULL;
priv->drag_corba_data = NULL;
storage_set_view->priv = priv;
}
/* Handling of the "changed" signal in EFolders displayed in the EStorageSetView. */
struct _FolderChangedCallbackData {
EStorageSetView *storage_set_view;
char *path;
};
typedef struct _FolderChangedCallbackData FolderChangedCallbackData;
static void
folder_changed_callback_data_destroy_notify (void *data)
{
FolderChangedCallbackData *callback_data;
callback_data = (FolderChangedCallbackData *) data;
g_free (callback_data->path);
g_free (callback_data);
}
static void
folder_changed_cb (EFolder *folder,
void *data)
{
EStorageSetView *storage_set_view;
EStorageSetViewPrivate *priv;
FolderChangedCallbackData *callback_data;
ETreePath node;
callback_data = (FolderChangedCallbackData *) data;
storage_set_view = callback_data->storage_set_view;
priv = callback_data->storage_set_view->priv;
node = g_hash_table_lookup (priv->path_to_etree_node, callback_data->path);
if (node == NULL) {
g_warning ("EStorageSetView -- EFolder::changed emitted for a folder whose path I don't know.");
return;
}
e_tree_model_node_data_changed (priv->etree_model, node);
}
static void
insert_folders (EStorageSetView *storage_set_view,
ETreePath parent,
EStorage *storage,
const char *path)
{
EStorageSetViewPrivate *priv;
ETreeModel *etree;
ETreePath node;
GList *folder_path_list;
GList *p;
const char *storage_name;
priv = storage_set_view->priv;
etree = priv->etree_model;
storage_name = e_storage_get_name (storage);
folder_path_list = e_storage_get_subfolder_paths (storage, path);
if (folder_path_list == NULL)
return;
for (p = folder_path_list; p != NULL; p = p->next) {
FolderChangedCallbackData *folder_changed_callback_data;
EFolder *folder;
const char *folder_name;
const char *folder_path;
char *full_path;
folder_path = (const char *) p->data;
folder = e_storage_get_folder (storage, folder_path);
folder_name = e_folder_get_name (folder);
full_path = g_strconcat ("/", storage_name, folder_path, NULL);
node = e_tree_memory_node_insert (E_TREE_MEMORY(etree), parent, -1, (void *) full_path);
e_tree_memory_sort_node(E_TREE_MEMORY(etree), parent, folder_sort_callback, storage_set_view);
add_node_to_hash (storage_set_view, full_path, node);
insert_folders (storage_set_view, node, storage, folder_path);
folder_changed_callback_data = g_new (FolderChangedCallbackData, 1);
folder_changed_callback_data->storage_set_view = storage_set_view;
folder_changed_callback_data->path = g_strdup (full_path);
e_gtk_signal_connect_full_while_alive (GTK_OBJECT (folder), "changed",
GTK_SIGNAL_FUNC (folder_changed_cb),
NULL,
folder_changed_callback_data,
folder_changed_callback_data_destroy_notify,
FALSE, FALSE,
GTK_OBJECT (storage_set_view));
}
e_free_string_list (folder_path_list);
}
static void
insert_storages (EStorageSetView *storage_set_view)
{
EStorageSetViewPrivate *priv;
EStorageSet *storage_set;
GList *storage_list;
GList *p;
priv = storage_set_view->priv;
storage_set = priv->storage_set;
storage_list = e_storage_set_get_storage_list (storage_set);
for (p = storage_list; p != NULL; p = p->next) {
EStorage *storage = E_STORAGE (p->data);
const char *name;
char *path;
ETreePath parent;
name = e_storage_get_name (storage);
path = g_strconcat ("/", name, NULL);
parent = e_tree_memory_node_insert (E_TREE_MEMORY(priv->etree_model), priv->root_node, -1, path);
e_tree_memory_sort_node (E_TREE_MEMORY(priv->etree_model),
priv->root_node,
storage_sort_callback, storage_set_view);
g_hash_table_insert (priv->path_to_etree_node, path, parent);
if (priv->show_folders)
insert_folders (storage_set_view, parent, storage, "/");
}
e_free_object_list (storage_list);
}
void
e_storage_set_view_construct (EStorageSetView *storage_set_view,
EStorageSet *storage_set,
BonoboUIContainer *container)
{
EStorageSetViewPrivate *priv;
ETableExtras *extras;
ECell *cell;
g_return_if_fail (storage_set_view != NULL);
g_return_if_fail (E_IS_STORAGE_SET_VIEW (storage_set_view));
g_return_if_fail (storage_set != NULL);
g_return_if_fail (E_IS_STORAGE_SET (storage_set));
priv = storage_set_view->priv;
priv->container = container;
priv->etree_model = e_tree_memory_callbacks_new (etree_icon_at,
etree_column_count,
etree_has_save_id,
etree_get_save_id,
etree_has_get_node_by_id,
etree_get_node_by_id,
etree_value_at,
etree_set_value_at,
etree_is_editable,
etree_duplicate_value,
etree_free_value,
etree_initialize_value,
etree_value_is_empty,
etree_value_to_string,
storage_set_view);
e_tree_memory_set_node_destroy_func (E_TREE_MEMORY (priv->etree_model),
etree_node_destroy_func, storage_set_view);
e_tree_memory_set_expanded_default (E_TREE_MEMORY (priv->etree_model), TRUE);
priv->root_node = e_tree_memory_node_insert (E_TREE_MEMORY(priv->etree_model), NULL, -1,
g_strdup (ROOT_NODE_NAME));
add_node_to_hash (storage_set_view, ROOT_NODE_NAME, priv->root_node);
extras = e_table_extras_new ();
cell = e_cell_text_new (NULL, GTK_JUSTIFY_LEFT);
gtk_object_set (GTK_OBJECT (cell), "bold_column", 1, NULL);
e_table_extras_add_cell (extras, "render_tree",
e_cell_tree_new (NULL, NULL, TRUE, cell));
e_tree_construct_from_spec_file (E_TREE (storage_set_view), priv->etree_model, extras,
EVOLUTION_ETSPECDIR "/e-storage-set-view.etspec", NULL);
e_tree_root_node_set_visible (E_TREE(storage_set_view), FALSE);
gtk_object_unref (GTK_OBJECT (extras));
gtk_object_ref (GTK_OBJECT (storage_set));
priv->storage_set = storage_set;
e_tree_drag_dest_set (E_TREE (storage_set_view), 0, NULL, 0, GDK_ACTION_MOVE | GDK_ACTION_COPY);
gtk_signal_connect_while_alive (GTK_OBJECT (storage_set), "new_storage",
GTK_SIGNAL_FUNC (new_storage_cb), storage_set_view,
GTK_OBJECT (storage_set_view));
gtk_signal_connect_while_alive (GTK_OBJECT (storage_set), "removed_storage",
GTK_SIGNAL_FUNC (removed_storage_cb), storage_set_view,
GTK_OBJECT (storage_set_view));
gtk_signal_connect_while_alive (GTK_OBJECT (storage_set), "new_folder",
GTK_SIGNAL_FUNC (new_folder_cb), storage_set_view,
GTK_OBJECT (storage_set_view));
gtk_signal_connect_while_alive (GTK_OBJECT (storage_set), "updated_folder",
GTK_SIGNAL_FUNC (updated_folder_cb), storage_set_view,
GTK_OBJECT (storage_set_view));
gtk_signal_connect_while_alive (GTK_OBJECT (storage_set), "removed_folder",
GTK_SIGNAL_FUNC (removed_folder_cb), storage_set_view,
GTK_OBJECT (storage_set_view));
insert_storages (storage_set_view);
}
GtkWidget *
e_storage_set_view_new (EStorageSet *storage_set,
BonoboUIContainer *container)
{
GtkWidget *new;
g_return_val_if_fail (storage_set != NULL, NULL);
g_return_val_if_fail (E_IS_STORAGE_SET (storage_set), NULL);
new = gtk_type_new (e_storage_set_view_get_type ());
e_storage_set_view_construct (E_STORAGE_SET_VIEW (new), storage_set, container);
return new;
}
void
e_storage_set_view_set_current_folder (EStorageSetView *storage_set_view,
const char *path)
{
EStorageSetViewPrivate *priv;
ETreePath node;
g_return_if_fail (storage_set_view != NULL);
g_return_if_fail (E_IS_STORAGE_SET_VIEW (storage_set_view));
g_return_if_fail (path != NULL && g_path_is_absolute (path));
priv = storage_set_view->priv;
node = g_hash_table_lookup (priv->path_to_etree_node, path);
if (node == NULL)
return;
e_tree_show_node (E_TREE (storage_set_view), node);
e_tree_set_cursor (E_TREE (storage_set_view), node);
g_free (priv->selected_row_path);
priv->selected_row_path = g_strdup (path);
gtk_signal_emit (GTK_OBJECT (storage_set_view), signals[FOLDER_SELECTED], path);
}
const char *
e_storage_set_view_get_current_folder (EStorageSetView *storage_set_view)
{
EStorageSetViewPrivate *priv;
ETreePath etree_node;
const char *path;
g_return_val_if_fail (storage_set_view != NULL, NULL);
g_return_val_if_fail (E_IS_STORAGE_SET_VIEW (storage_set_view), NULL);
priv = storage_set_view->priv;
if (!priv->show_folders)
return NULL; /* Mmh! */
etree_node = e_tree_get_cursor (E_TREE (storage_set_view));
if (etree_node == NULL)
return NULL; /* Mmh? */
path = (char*)e_tree_memory_node_get_data(E_TREE_MEMORY(priv->etree_model), etree_node);
return path;
}
void
e_storage_set_view_set_show_folders (EStorageSetView *storage_set_view,
gboolean show)
{
EStorageSetViewPrivate *priv;
g_return_if_fail (storage_set_view != NULL);
g_return_if_fail (E_IS_STORAGE_SET_VIEW (storage_set_view));
priv = storage_set_view->priv;
if (show == priv->show_folders)
return;
/* tear down existing tree and hash table mappings */
e_tree_memory_node_remove (E_TREE_MEMORY(priv->etree_model), priv->root_node);
/* now re-add the root node */
priv->root_node = e_tree_memory_node_insert (E_TREE_MEMORY(priv->etree_model), NULL, -1,
g_strdup (ROOT_NODE_NAME));
add_node_to_hash (storage_set_view, ROOT_NODE_NAME, priv->root_node);
/* then reinsert the storages after setting the "show_folders"
flag. insert_storages will call insert_folders if
show_folders is TRUE */
priv->show_folders = show;
insert_storages (storage_set_view);
}
gboolean
e_storage_set_view_get_show_folders (EStorageSetView *storage_set_view)
{
return storage_set_view->priv->show_folders;
}
void
e_storage_set_view_set_allow_dnd (EStorageSetView *storage_set_view,
gboolean allow_dnd)
{
g_return_if_fail (storage_set_view != NULL);
g_return_if_fail (E_IS_STORAGE_SET_VIEW (storage_set_view));
storage_set_view->priv->allow_dnd = !! allow_dnd;
}
gboolean
e_storage_set_view_get_allow_dnd (EStorageSetView *storage_set_view)
{
g_return_val_if_fail (storage_set_view != NULL, FALSE);
g_return_val_if_fail (E_IS_STORAGE_SET_VIEW (storage_set_view), FALSE);
return storage_set_view->priv->allow_dnd;
}
const char *
e_storage_set_view_get_right_click_path (EStorageSetView *storage_set_view)
{
g_return_val_if_fail (storage_set_view != NULL, NULL);
g_return_val_if_fail (E_IS_STORAGE_SET_VIEW (storage_set_view), NULL);
return storage_set_view->priv->right_click_row_path;
}
E_MAKE_TYPE (e_storage_set_view, "EStorageSetView", EStorageSetView, class_init, init, PARENT_TYPE)