X-Git-Url: http://git.maemo.org/git/?p=modest;a=blobdiff_plain;f=src%2Fwidgets%2Fmodest-folder-view.c;h=ff7fc28a1cee802dc4992825c0adb36501113ffc;hp=f2c346665ee8206f82b90fabe889470bfd3de417;hb=39d728083bfd2a0e31ea7a69f0278c79a755f41e;hpb=f91dbf8bb09b6905d9fabe2479efe0fe4eb90fcd diff --git a/src/widgets/modest-folder-view.c b/src/widgets/modest-folder-view.c index f2c3466..ff7fc28 100644 --- a/src/widgets/modest-folder-view.c +++ b/src/widgets/modest-folder-view.c @@ -29,49 +29,124 @@ #include #include - -#include -#include -#include -#include -#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include #include -#include #include - +#include +#include #include "modest-folder-view.h" - +#include +#include +#include +#include /* 'private'/'protected' functions */ static void modest_folder_view_class_init (ModestFolderViewClass *klass); static void modest_folder_view_init (ModestFolderView *obj); static void modest_folder_view_finalize (GObject *obj); -static gboolean update_model (ModestFolderView *self, - ModestTnyAccountStore *account_store); -static gboolean update_model_empty (ModestFolderView *self); -static void on_selection_changed (GtkTreeSelection *sel, gpointer data); -static gboolean modest_folder_view_update_model (ModestFolderView *self, - TnyAccountStoreIface *account_store); +static void tny_account_store_view_init (gpointer g, + gpointer iface_data); + +static void modest_folder_view_set_account_store (TnyAccountStoreView *self, + TnyAccountStore *account_store); + +static gboolean update_model (ModestFolderView *self, + ModestTnyAccountStore *account_store); + +static void on_selection_changed (GtkTreeSelection *sel, gpointer data); + +static void on_account_update (TnyAccountStore *account_store, + const gchar *account, + gpointer user_data); + +static void on_accounts_reloaded (TnyAccountStore *store, + gpointer user_data); + +static gint cmp_rows (GtkTreeModel *tree_model, + GtkTreeIter *iter1, + GtkTreeIter *iter2, + gpointer user_data); + +static gboolean filter_row (GtkTreeModel *model, + GtkTreeIter *iter, + gpointer data); + +static gboolean on_key_pressed (GtkWidget *self, + GdkEventKey *event, + gpointer user_data); + +static void on_configuration_key_changed (ModestConf* conf, + const gchar *key, + ModestConfEvent event, + ModestFolderView *self); + +/* DnD functions */ +static void on_drag_data_get (GtkWidget *widget, + GdkDragContext *context, + GtkSelectionData *selection_data, + guint info, + guint time, + gpointer data); + +static void on_drag_data_received (GtkWidget *widget, + GdkDragContext *context, + gint x, + gint y, + GtkSelectionData *selection_data, + guint info, + guint time, + gpointer data); + +static gboolean on_drag_motion (GtkWidget *widget, + GdkDragContext *context, + gint x, + gint y, + guint time, + gpointer user_data); + +static gint expand_row_timeout (gpointer data); + +static void setup_drag_and_drop (GtkTreeView *self); enum { - FOLDER_SELECTED_SIGNAL, + FOLDER_SELECTION_CHANGED_SIGNAL, + FOLDER_DISPLAY_NAME_CHANGED_SIGNAL, LAST_SIGNAL }; typedef struct _ModestFolderViewPrivate ModestFolderViewPrivate; struct _ModestFolderViewPrivate { + TnyAccountStore *account_store; + TnyFolderStore *cur_folder_store; - TnyAccountStoreIface *account_store; - TnyMsgFolderIface *cur_folder; - gboolean view_is_empty; + gulong account_update_signal; + gulong changed_signal; + gulong accounts_reloaded_signal; + + GtkTreeSelection *cur_selection; + TnyFolderStoreQuery *query; + guint timer_expander; - gulong sig1, sig2; - GMutex *lock; + gchar *local_account_name; + gchar *visible_account_id; + ModestFolderViewStyle style; }; -#define MODEST_FOLDER_VIEW_GET_PRIVATE(o) \ - (G_TYPE_INSTANCE_GET_PRIVATE((o), \ - MODEST_TYPE_FOLDER_VIEW, \ +#define MODEST_FOLDER_VIEW_GET_PRIVATE(o) \ + (G_TYPE_INSTANCE_GET_PRIVATE((o), \ + MODEST_TYPE_FOLDER_VIEW, \ ModestFolderViewPrivate)) /* globals */ static GObjectClass *parent_class = NULL; @@ -93,11 +168,23 @@ modest_folder_view_get_type (void) sizeof(ModestFolderView), 1, /* n_preallocs */ (GInstanceInitFunc) modest_folder_view_init, + NULL + }; + + static const GInterfaceInfo tny_account_store_view_info = { + (GInterfaceInitFunc) tny_account_store_view_init, /* interface_init */ + NULL, /* interface_finalize */ + NULL /* interface_data */ }; + my_type = g_type_register_static (GTK_TYPE_TREE_VIEW, "ModestFolderView", - &my_info, 0); + &my_info, 0); + + g_type_add_interface_static (my_type, + TNY_TYPE_ACCOUNT_STORE_VIEW, + &tny_account_store_view_info); } return my_type; } @@ -110,212 +197,302 @@ modest_folder_view_class_init (ModestFolderViewClass *klass) parent_class = g_type_class_peek_parent (klass); gobject_class->finalize = modest_folder_view_finalize; - - klass->update_model = modest_folder_view_update_model; g_type_class_add_private (gobject_class, sizeof(ModestFolderViewPrivate)); - signals[FOLDER_SELECTED_SIGNAL] = - g_signal_new ("folder_selected", + signals[FOLDER_SELECTION_CHANGED_SIGNAL] = + g_signal_new ("folder_selection_changed", + G_TYPE_FROM_CLASS (gobject_class), + G_SIGNAL_RUN_FIRST, + G_STRUCT_OFFSET (ModestFolderViewClass, + folder_selection_changed), + NULL, NULL, + modest_marshal_VOID__POINTER_BOOLEAN, + G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_BOOLEAN); + + /* + * This signal is emitted whenever the currently selected + * folder display name is computed. Note that the name could + * be different to the folder name, because we could append + * the unread messages count to the folder name to build the + * folder display name + */ + signals[FOLDER_DISPLAY_NAME_CHANGED_SIGNAL] = + g_signal_new ("folder-display-name-changed", G_TYPE_FROM_CLASS (gobject_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (ModestFolderViewClass, - folder_selected), + folder_display_name_changed), NULL, NULL, - g_cclosure_marshal_VOID__POINTER, - G_TYPE_NONE, 1, G_TYPE_POINTER); + g_cclosure_marshal_VOID__STRING, + G_TYPE_NONE, 1, G_TYPE_STRING); } static void text_cell_data (GtkTreeViewColumn *column, GtkCellRenderer *renderer, - GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data) + GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data) { + ModestFolderViewPrivate *priv; GObject *rendobj; - gchar *fname; - gint unread; - TnyMsgFolderType type; + gchar *fname = NULL; + gint unread, all; + TnyFolderType type; + GObject *instance = NULL; + g_return_if_fail (column); + g_return_if_fail (tree_model); + gtk_tree_model_get (tree_model, iter, - TNY_ACCOUNT_TREE_MODEL_NAME_COLUMN, &fname, - TNY_ACCOUNT_TREE_MODEL_TYPE_COLUMN, &type, - TNY_ACCOUNT_TREE_MODEL_UNREAD_COLUMN, &unread, -1); + TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &fname, + TNY_GTK_FOLDER_STORE_TREE_MODEL_ALL_COLUMN, &all, + TNY_GTK_FOLDER_STORE_TREE_MODEL_UNREAD_COLUMN, &unread, + TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type, + TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &instance, + -1); rendobj = G_OBJECT(renderer); + + if (!fname) + return; - if (unread > 0) { - gchar *folder_title = g_strdup_printf ("%s (%d)", fname, unread); - g_object_set (rendobj,"text", folder_title, "weight", 800, NULL); - g_free (folder_title); - } else - g_object_set (rendobj,"text", fname, "weight", 400, NULL); - - g_free (fname); -} - -/* FIXME: move these to TnyMail */ -enum { + if (!instance) { + g_free (fname); + return; + } - TNY_MSG_FOLDER_TYPE_NOTES = TNY_MSG_FOLDER_TYPE_SENT + 1, /* urgh */ - TNY_MSG_FOLDER_TYPE_DRAFTS, - TNY_MSG_FOLDER_TYPE_CONTACTS, - TNY_MSG_FOLDER_TYPE_CALENDAR -}; -static TnyMsgFolderType -guess_folder_type (const gchar* name) -{ - TnyMsgFolderType type; - gchar *folder; - - g_return_val_if_fail (name, TNY_MSG_FOLDER_TYPE_NORMAL); - - type = TNY_MSG_FOLDER_TYPE_NORMAL; - folder = g_utf8_strdown (name, strlen(name)); - - if (strcmp (folder, "inbox") == 0 || - strcmp (folder, _("inbox")) == 0) - type = TNY_MSG_FOLDER_TYPE_INBOX; - else if (strcmp (folder, "outbox") == 0 || - strcmp (folder, _("outbox")) == 0) - type = TNY_MSG_FOLDER_TYPE_OUTBOX; - else if (g_str_has_prefix(folder, "junk") || - g_str_has_prefix(folder, _("junk"))) - type = TNY_MSG_FOLDER_TYPE_JUNK; - else if (g_str_has_prefix(folder, "trash") || - g_str_has_prefix(folder, _("trash"))) - type = TNY_MSG_FOLDER_TYPE_JUNK; - else if (g_str_has_prefix(folder, "sent") || - g_str_has_prefix(folder, _("sent"))) - type = TNY_MSG_FOLDER_TYPE_SENT; - - /* these are not *really* TNY_ types */ - else if (g_str_has_prefix(folder, "draft") || - g_str_has_prefix(folder, _("draft"))) - type = TNY_MSG_FOLDER_TYPE_DRAFTS; - else if (g_str_has_prefix(folder, "notes") || - g_str_has_prefix(folder, _("notes"))) - type = TNY_MSG_FOLDER_TYPE_NOTES; - else if (g_str_has_prefix(folder, "contacts") || - g_str_has_prefix(folder, _("contacts"))) - type = TNY_MSG_FOLDER_TYPE_CONTACTS; - else if (g_str_has_prefix(folder, "calendar") || - g_str_has_prefix(folder, _("calendar"))) - type = TNY_MSG_FOLDER_TYPE_CALENDAR; - - g_free (folder); - return type; + priv = MODEST_FOLDER_VIEW_GET_PRIVATE (data); + + if (type != TNY_FOLDER_TYPE_ROOT) { + gint number; + + if (modest_tny_folder_is_local_folder (TNY_FOLDER (instance))) { + TnyFolderType type; + type = modest_tny_folder_get_local_folder_type (TNY_FOLDER (instance)); + if (type != TNY_FOLDER_TYPE_UNKNOWN) { + g_free (fname); + fname = g_strdup(modest_local_folder_info_get_type_display_name (type)); + } + } + + /* Select the number to show */ + if ((type == TNY_FOLDER_TYPE_DRAFTS) || (type == TNY_FOLDER_TYPE_OUTBOX)) + number = all; + else + number = unread; + + /* Use bold font style if there are unread messages */ + if (unread > 0) { + gchar *folder_title = g_strdup_printf ("%s (%d)", fname, unread); + g_object_set (rendobj,"text", folder_title, "weight", 800, NULL); + if (G_OBJECT (priv->cur_folder_store) == instance) + g_signal_emit (G_OBJECT(data), + signals[FOLDER_DISPLAY_NAME_CHANGED_SIGNAL], 0, + folder_title); + g_free (folder_title); + } else { + g_object_set (rendobj,"text", fname, "weight", 400, NULL); + if (G_OBJECT (priv->cur_folder_store) == instance) + g_signal_emit (G_OBJECT(data), + signals[FOLDER_DISPLAY_NAME_CHANGED_SIGNAL], 0, + fname); + } + + } else { + const gchar *account_name = NULL; + const gchar *account_id = NULL; + + /* If it's a server account */ + account_id = tny_account_get_id (TNY_ACCOUNT (instance)); + if (!strcmp (account_id, MODEST_LOCAL_FOLDERS_ACCOUNT_ID)) { + account_name = priv->local_account_name; + } else { + if (!strcmp (account_id, MODEST_MMC_ACCOUNT_ID)) { + /* TODO: get MMC card name */ + } else { + account_name = fname; + } + } + + /* Notify display name observers */ + if (G_OBJECT (priv->cur_folder_store) == instance) + g_signal_emit (G_OBJECT(data), + signals[FOLDER_DISPLAY_NAME_CHANGED_SIGNAL], 0, + account_name); + + /* Use bold font style */ + g_object_set (rendobj,"text", account_name, "weight", 800, NULL); + } + + g_object_unref (G_OBJECT (instance)); + g_free (fname); } + static void icon_cell_data (GtkTreeViewColumn *column, GtkCellRenderer *renderer, GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data) { - GObject *rendobj; - GdkPixbuf *pixbuf; - TnyMsgFolderType type; + GObject *rendobj = NULL, *instance = NULL; + GdkPixbuf *pixbuf = NULL; + TnyFolderType type; gchar *fname = NULL; + const gchar *account_id = NULL; gint unread; rendobj = G_OBJECT(renderer); gtk_tree_model_get (tree_model, iter, - TNY_ACCOUNT_TREE_MODEL_TYPE_COLUMN, &type, - TNY_ACCOUNT_TREE_MODEL_NAME_COLUMN, &fname, - TNY_ACCOUNT_TREE_MODEL_UNREAD_COLUMN, &unread, -1); - rendobj = G_OBJECT(renderer); - - if (type == TNY_MSG_FOLDER_TYPE_NORMAL) - type = guess_folder_type (fname); - - if (fname); + TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type, + TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &fname, + TNY_GTK_FOLDER_STORE_TREE_MODEL_UNREAD_COLUMN, &unread, + TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &instance, + -1); + + if (!fname) + return; + + if (!instance) { g_free (fname); + return; + } + + if (type == TNY_FOLDER_TYPE_NORMAL || type == TNY_FOLDER_TYPE_UNKNOWN) { + type = modest_tny_folder_guess_folder_type_from_name (fname); + } switch (type) { - case TNY_MSG_FOLDER_TYPE_INBOX: - pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_INBOX); - break; - case TNY_MSG_FOLDER_TYPE_OUTBOX: - pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_OUTBOX); + case TNY_FOLDER_TYPE_ROOT: + account_id = tny_account_get_id (TNY_ACCOUNT (instance)); + if (!strcmp (account_id, MODEST_LOCAL_FOLDERS_ACCOUNT_ID)) { + pixbuf = modest_platform_get_icon (MODEST_FOLDER_ICON_LOCAL_FOLDERS); + } else { + if (!strcmp (account_id, MODEST_MMC_ACCOUNT_ID)) + pixbuf = modest_platform_get_icon (MODEST_FOLDER_ICON_MMC); + else + pixbuf = modest_platform_get_icon (MODEST_FOLDER_ICON_ACCOUNT); + } break; - case TNY_MSG_FOLDER_TYPE_JUNK: - pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_JUNK); + case TNY_FOLDER_TYPE_INBOX: + pixbuf = modest_platform_get_icon (MODEST_FOLDER_ICON_INBOX); break; - case TNY_MSG_FOLDER_TYPE_SENT: - pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_SENT); + case TNY_FOLDER_TYPE_OUTBOX: + pixbuf = modest_platform_get_icon (MODEST_FOLDER_ICON_OUTBOX); break; - case TNY_MSG_FOLDER_TYPE_DRAFTS: - pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_DRAFTS); + case TNY_FOLDER_TYPE_JUNK: + pixbuf = modest_platform_get_icon (MODEST_FOLDER_ICON_JUNK); break; - case TNY_MSG_FOLDER_TYPE_NOTES: - pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_NOTES); + case TNY_FOLDER_TYPE_SENT: + pixbuf = modest_platform_get_icon (MODEST_FOLDER_ICON_SENT); break; - case TNY_MSG_FOLDER_TYPE_CALENDAR: - pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_CALENDAR); + case TNY_FOLDER_TYPE_TRASH: + pixbuf = modest_platform_get_icon (MODEST_FOLDER_ICON_TRASH); break; - case TNY_MSG_FOLDER_TYPE_CONTACTS: - pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_CONTACTS); + case TNY_FOLDER_TYPE_DRAFTS: + pixbuf = modest_platform_get_icon (MODEST_FOLDER_ICON_DRAFTS); break; - case TNY_MSG_FOLDER_TYPE_NORMAL: + case TNY_FOLDER_TYPE_NORMAL: default: - pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_NORMAL); - break; + pixbuf = modest_platform_get_icon (MODEST_FOLDER_ICON_NORMAL); + break; } + g_object_unref (G_OBJECT (instance)); + g_free (fname); - g_object_set (rendobj, - "pixbuf-expander-open", - modest_icon_factory_get_icon (MODEST_FOLDER_ICON_OPEN), - "pixbuf-expander-closed", - modest_icon_factory_get_icon (MODEST_FOLDER_ICON_CLOSED), - "pixbuf", pixbuf, - NULL); + /* Set pixbuf */ + g_object_set (rendobj, "pixbuf", pixbuf, NULL); } static void -modest_folder_view_init (ModestFolderView *obj) +add_columns (GtkWidget *treeview) { - ModestFolderViewPrivate *priv; GtkTreeViewColumn *column; GtkCellRenderer *renderer; GtkTreeSelection *sel; - - priv = MODEST_FOLDER_VIEW_GET_PRIVATE(obj); - - priv->view_is_empty = TRUE; - priv->account_store = NULL; - priv->cur_folder = NULL; - priv->lock = g_mutex_new (); - - column = gtk_tree_view_column_new (); - gtk_tree_view_column_set_title (column, - _("All Mail Folders")); - - gtk_tree_view_append_column (GTK_TREE_VIEW(obj), - column); + /* Create column */ + column = gtk_tree_view_column_new (); + /* Set icon and text render function */ renderer = gtk_cell_renderer_pixbuf_new(); gtk_tree_view_column_pack_start (column, renderer, FALSE); gtk_tree_view_column_set_cell_data_func(column, renderer, - icon_cell_data, NULL, NULL); + icon_cell_data, treeview, NULL); renderer = gtk_cell_renderer_text_new(); gtk_tree_view_column_pack_start (column, renderer, FALSE); gtk_tree_view_column_set_cell_data_func(column, renderer, - text_cell_data, NULL, NULL); + text_cell_data, treeview, NULL); - sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(obj)); + /* Set selection mode */ + sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(treeview)); gtk_tree_selection_set_mode (sel, GTK_SELECTION_SINGLE); + /* Set treeview appearance */ gtk_tree_view_column_set_spacing (column, 2); gtk_tree_view_column_set_resizable (column, TRUE); gtk_tree_view_column_set_fixed_width (column, TRUE); - gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(obj), TRUE); - gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(obj), FALSE); + gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(treeview), FALSE); + gtk_tree_view_set_enable_search (GTK_TREE_VIEW(treeview), FALSE); + + /* Add column */ + gtk_tree_view_append_column (GTK_TREE_VIEW(treeview),column); +} + +static void +modest_folder_view_init (ModestFolderView *obj) +{ + ModestFolderViewPrivate *priv; + ModestConf *conf; + + priv = MODEST_FOLDER_VIEW_GET_PRIVATE(obj); + + priv->timer_expander = 0; + priv->account_store = NULL; + priv->query = NULL; + priv->style = MODEST_FOLDER_VIEW_STYLE_SHOW_ALL; + priv->cur_folder_store = NULL; + priv->visible_account_id = NULL; + + /* Initialize the local account name */ + conf = modest_runtime_get_conf(); + priv->local_account_name = modest_conf_get_string (conf, MODEST_CONF_DEVICE_NAME, NULL); + + /* Build treeview */ + add_columns (GTK_WIDGET (obj)); + + /* Setup drag and drop */ + setup_drag_and_drop (GTK_TREE_VIEW(obj)); + + /* Restore conf */ + modest_widget_memory_restore (conf, G_OBJECT (obj), MODEST_CONF_FOLDER_VIEW_KEY); + + /* Connect signals */ + g_signal_connect (G_OBJECT (obj), + "key-press-event", + G_CALLBACK (on_key_pressed), NULL); + + /* + * Track changes in the local account name (in the device it + * will be the device name) + */ + g_signal_connect (G_OBJECT(conf), + "key_changed", + G_CALLBACK(on_configuration_key_changed), obj); } +static void +tny_account_store_view_init (gpointer g, gpointer iface_data) +{ + TnyAccountStoreViewIface *klass = (TnyAccountStoreViewIface *)g; + + klass->set_account_store_func = modest_folder_view_set_account_store; + + return; +} static void modest_folder_view_finalize (GObject *obj) @@ -326,179 +503,975 @@ modest_folder_view_finalize (GObject *obj) g_return_if_fail (obj); priv = MODEST_FOLDER_VIEW_GET_PRIVATE(obj); + + if (priv->timer_expander != 0) { + g_source_remove (priv->timer_expander); + priv->timer_expander = 0; + } + if (priv->account_store) { g_signal_handler_disconnect (G_OBJECT(priv->account_store), - priv->sig1); + priv->account_update_signal); + g_signal_handler_disconnect (G_OBJECT(priv->account_store), + priv->accounts_reloaded_signal); g_object_unref (G_OBJECT(priv->account_store)); priv->account_store = NULL; } - if (priv->lock) { - g_mutex_free (priv->lock); - priv->lock = NULL; + if (priv->query) { + g_object_unref (G_OBJECT (priv->query)); + priv->query = NULL; } sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(obj)); if (sel) - g_signal_handler_disconnect (G_OBJECT(sel), priv->sig2); + g_signal_handler_disconnect (G_OBJECT(sel), priv->changed_signal); + + g_free (priv->local_account_name); + g_free (priv->visible_account_id); G_OBJECT_CLASS(parent_class)->finalize (obj); } static void -on_account_update (TnyAccountStoreIface *account_store, const gchar *account, - gpointer user_data) +modest_folder_view_set_account_store (TnyAccountStoreView *self, TnyAccountStore *account_store) { - update_model_empty (MODEST_FOLDER_VIEW(user_data)); + ModestFolderViewPrivate *priv; + TnyDevice *device; + + g_return_if_fail (MODEST_IS_FOLDER_VIEW (self)); + g_return_if_fail (TNY_IS_ACCOUNT_STORE (account_store)); + + priv = MODEST_FOLDER_VIEW_GET_PRIVATE (self); + device = tny_account_store_get_device (account_store); + + if (G_UNLIKELY (priv->account_store)) { + + if (g_signal_handler_is_connected (G_OBJECT (priv->account_store), + priv->account_update_signal)) + g_signal_handler_disconnect (G_OBJECT (priv->account_store), + priv->account_update_signal); + if (g_signal_handler_is_connected (G_OBJECT (priv->account_store), + priv->accounts_reloaded_signal)) + g_signal_handler_disconnect (G_OBJECT (priv->account_store), + priv->accounts_reloaded_signal); + + g_object_unref (G_OBJECT (priv->account_store)); + } + + priv->account_store = g_object_ref (G_OBJECT (account_store)); + + priv->account_update_signal = + g_signal_connect (G_OBJECT(account_store), "account_update", + G_CALLBACK (on_account_update), self); + + priv->accounts_reloaded_signal = + g_signal_connect (G_OBJECT(account_store), "accounts_reloaded", + G_CALLBACK (on_accounts_reloaded), self); - if (!update_model (MODEST_FOLDER_VIEW(user_data), account_store)) + if (!update_model (MODEST_FOLDER_VIEW (self), + MODEST_TNY_ACCOUNT_STORE (priv->account_store))) + g_printerr ("modest: failed to update model\n"); + + g_object_unref (G_OBJECT (device)); +} + +static void +on_account_update (TnyAccountStore *account_store, const gchar *account, + gpointer user_data) +{ + if (!update_model (MODEST_FOLDER_VIEW(user_data), + MODEST_TNY_ACCOUNT_STORE(account_store))) g_printerr ("modest: failed to update model for changes in '%s'", account); } +static void +on_accounts_reloaded (TnyAccountStore *account_store, + gpointer user_data) +{ + update_model (MODEST_FOLDER_VIEW (user_data), + MODEST_TNY_ACCOUNT_STORE(account_store)); +} + +void +modest_folder_view_set_title (ModestFolderView *self, const gchar *title) +{ + GtkTreeViewColumn *col; + + g_return_if_fail (self); + + col = gtk_tree_view_get_column (GTK_TREE_VIEW(self), 0); + if (!col) { + g_printerr ("modest: failed get column for title\n"); + return; + } + + gtk_tree_view_column_set_title (col, title); + gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(self), + title != NULL); +} GtkWidget* -modest_folder_view_new (ModestTnyAccountStore *account_store) +modest_folder_view_new (TnyFolderStoreQuery *query) { GObject *self; ModestFolderViewPrivate *priv; GtkTreeSelection *sel; - g_return_val_if_fail (account_store, NULL); - - self = G_OBJECT(g_object_new(MODEST_TYPE_FOLDER_VIEW, NULL)); - priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self); - - if (!update_model (MODEST_FOLDER_VIEW(self), TNY_ACCOUNT_STORE_IFACE(account_store))) - g_printerr ("modest: failed to update model"); - - priv->sig1 = g_signal_connect (G_OBJECT(account_store), "account_update", - G_CALLBACK (on_account_update), self); + self = G_OBJECT (g_object_new (MODEST_TYPE_FOLDER_VIEW, NULL)); + priv = MODEST_FOLDER_VIEW_GET_PRIVATE (self); + + if (query) + priv->query = g_object_ref (query); sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self)); - priv->sig2 = g_signal_connect (sel, "changed", - G_CALLBACK(on_selection_changed), self); - + priv->changed_signal = g_signal_connect (sel, "changed", + G_CALLBACK (on_selection_changed), self); + return GTK_WIDGET(self); } - - - -static gboolean -update_model_empty (ModestFolderView *self) +/* this feels dirty; any other way to expand all the root items? */ +static void +expand_root_items (ModestFolderView *self) { - GtkTreeIter iter; - GtkTreeStore *store; - ModestFolderViewPrivate *priv; - - g_return_val_if_fail (self, FALSE); - - store = gtk_tree_store_new (1, G_TYPE_STRING); - gtk_tree_store_append (store, &iter, NULL); + GtkTreePath *path; + path = gtk_tree_path_new_first (); - gtk_tree_store_set (store, &iter, 0, - _("(empty)"), -1); + /* all folders should have child items, so.. */ + while (gtk_tree_view_expand_row (GTK_TREE_VIEW(self), path, FALSE)) + gtk_tree_path_next (path); + + gtk_tree_path_free (path); +} - gtk_tree_view_set_model (GTK_TREE_VIEW(self), - GTK_TREE_MODEL(store)); - g_object_unref (store); +/* + * We use this function to implement the + * MODEST_FOLDER_VIEW_STYLE_SHOW_ONE style. We only show the default + * account in this case + */ +static gboolean +filter_row (GtkTreeModel *model, + GtkTreeIter *iter, + gpointer data) +{ + gboolean retval = TRUE; + gint type; + GObject *instance = NULL; + + gtk_tree_model_get (model, iter, + TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type, + TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &instance, + -1); + + if (type == TNY_FOLDER_TYPE_ROOT) { + TnyAccount *acc; + const gchar *account_id; + + acc = TNY_ACCOUNT (instance); + account_id = tny_account_get_id (acc); + + if (strcmp (account_id, MODEST_LOCAL_FOLDERS_ACCOUNT_ID) && + strcmp (account_id, MODEST_MMC_ACCOUNT_ID)) { + ModestFolderViewPrivate *priv; + + /* Show only the visible account id */ + priv = MODEST_FOLDER_VIEW_GET_PRIVATE (data); + if (priv->visible_account_id && strcmp (account_id, priv->visible_account_id)) + retval = FALSE; + } + } - priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self); - priv->view_is_empty = TRUE; + g_object_unref (instance); - g_signal_emit (G_OBJECT(self), signals[FOLDER_SELECTED_SIGNAL], 0, - NULL); - - return TRUE; + return retval; } - static gboolean update_model (ModestFolderView *self, ModestTnyAccountStore *account_store) { ModestFolderViewPrivate *priv; - TnyListIface *account_list; - GtkTreeModel *model, *sortable; - - g_return_val_if_fail (account_store, FALSE); - - priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self); + TnyList *account_list; + GtkTreeModel *model; - model = GTK_TREE_MODEL(tny_account_tree_model_new ()); - account_list = TNY_LIST_IFACE(model); + g_return_val_if_fail (account_store, FALSE); - update_model_empty (self); /* cleanup */ - priv->view_is_empty = TRUE; + priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self); - tny_account_store_iface_get_accounts (TNY_ACCOUNT_STORE_IFACE(account_store), - account_list, - TNY_ACCOUNT_STORE_IFACE_STORE_ACCOUNTS); - if (!account_list) /* no store accounts found */ - return TRUE; + /* Notify that there is no folder selected */ + g_signal_emit (G_OBJECT(self), + signals[FOLDER_SELECTION_CHANGED_SIGNAL], 0, + NULL, TRUE); + + /* FIXME: the local accounts are not shown when the query + selects only the subscribed folders. */ +/* model = tny_gtk_folder_store_tree_model_new (TRUE, priv->query); */ + model = tny_gtk_folder_store_tree_model_new (TRUE, NULL); + account_list = TNY_LIST(model); + + tny_account_store_get_accounts (TNY_ACCOUNT_STORE(account_store), + account_list, + TNY_ACCOUNT_STORE_STORE_ACCOUNTS); + if (account_list) { + GtkTreeModel *filter_model = NULL, *sortable = NULL; + + sortable = gtk_tree_model_sort_new_with_model (model); + gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE(sortable), + TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, + GTK_SORT_ASCENDING); + gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (sortable), + TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, + cmp_rows, NULL, NULL); + + /* Create filter model */ + if (priv->style == MODEST_FOLDER_VIEW_STYLE_SHOW_ONE) { + filter_model = gtk_tree_model_filter_new (sortable, NULL); + gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (filter_model), + filter_row, + self, + NULL); + } + + /* Set new model */ + gtk_tree_view_set_model (GTK_TREE_VIEW(self), + (filter_model) ? filter_model : sortable); + expand_root_items (self); /* expand all account folders */ + g_object_unref (account_list); + } - sortable = gtk_tree_model_sort_new_with_model (model); - gtk_tree_view_set_model (GTK_TREE_VIEW(self), sortable); - - priv->view_is_empty = FALSE; - g_object_unref (model); - return TRUE; -} +} static void on_selection_changed (GtkTreeSelection *sel, gpointer user_data) { GtkTreeModel *model; - TnyMsgFolderIface *folder = NULL; + TnyFolderStore *folder = NULL; GtkTreeIter iter; - ModestFolderView *tree_view; + ModestFolderView *tree_view; ModestFolderViewPrivate *priv; + gint type; g_return_if_fail (sel); g_return_if_fail (user_data); - + priv = MODEST_FOLDER_VIEW_GET_PRIVATE(user_data); - - /* is_empty means that there is only the 'empty' item */ - if (priv->view_is_empty) - return; + priv->cur_selection = sel; /* folder was _un_selected if true */ if (!gtk_tree_selection_get_selected (sel, &model, &iter)) { - priv->cur_folder = NULL; - return; + if (priv->cur_folder_store) + g_object_unref (priv->cur_folder_store); + priv->cur_folder_store = NULL; + + /* Notify the display name observers */ + g_signal_emit (G_OBJECT(user_data), + signals[FOLDER_DISPLAY_NAME_CHANGED_SIGNAL], 0, + NULL); + return; } tree_view = MODEST_FOLDER_VIEW (user_data); gtk_tree_model_get (model, &iter, - TNY_ACCOUNT_TREE_MODEL_INSTANCE_COLUMN, + TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type, + TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder, + -1); + + /* If the folder is the same do not notify */ + if (priv->cur_folder_store == folder) { + g_object_unref (folder); + return; + } + + /* Current folder was unselected */ + if (priv->cur_folder_store) { + g_signal_emit (G_OBJECT(tree_view), signals[FOLDER_SELECTION_CHANGED_SIGNAL], 0, + priv->cur_folder_store, FALSE); + g_object_unref (priv->cur_folder_store); + } + + /* New current references */ + priv->cur_folder_store = folder; + + /* New folder has been selected */ + g_signal_emit (G_OBJECT(tree_view), + signals[FOLDER_SELECTION_CHANGED_SIGNAL], + 0, folder, TRUE); +} + +TnyFolderStore * +modest_folder_view_get_selected (ModestFolderView *self) +{ + ModestFolderViewPrivate *priv; + + g_return_val_if_fail (self, NULL); + + priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self); + if (priv->cur_folder_store) + g_object_ref (priv->cur_folder_store); + + return priv->cur_folder_store; +} + +/* + * This function orders the mail accounts following the next rules + * 1st - remote accounts + * 2nd - local account + * 3rd - MMC account + */ +static gint +cmp_rows (GtkTreeModel *tree_model, GtkTreeIter *iter1, GtkTreeIter *iter2, + gpointer user_data) +{ + gint cmp; + gchar *name1, *name2; + TnyFolderType type; + TnyFolder *folder1, *folder2; + + gtk_tree_model_get (tree_model, iter1, + TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &name1, + TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type, + TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder1, + -1); + gtk_tree_model_get (tree_model, iter2, + TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &name2, + TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder2, + -1); + + /* Order must be: Remote accounts -> Local account -> MMC account */ + if (type == TNY_FOLDER_TYPE_ROOT) { + const gchar *account_id = tny_account_get_id (TNY_ACCOUNT (folder1)); + const gchar *account_id2 = tny_account_get_id (TNY_ACCOUNT (folder2)); + + if (!strcmp (account_id, MODEST_MMC_ACCOUNT_ID)) + cmp = +1; + else { + if (!strcmp (account_id, MODEST_LOCAL_FOLDERS_ACCOUNT_ID)) { + if (!strcmp (account_id2, MODEST_MMC_ACCOUNT_ID)) + cmp = -1; + else + cmp = +1; + } else { + if (!strcmp (account_id2, MODEST_LOCAL_FOLDERS_ACCOUNT_ID) || + !strcmp (account_id2, MODEST_MMC_ACCOUNT_ID)) + cmp = -1; + else + cmp = modest_text_utils_utf8_strcmp (name1, name2, TRUE); + } + } + } else + cmp = modest_text_utils_utf8_strcmp (name1, name2, TRUE); + + if (folder1) + g_object_unref(G_OBJECT(folder1)); + if (folder2) + g_object_unref(G_OBJECT(folder2)); + + g_free (name1); + g_free (name2); + + return cmp; +} + +/*****************************************************************************/ +/* DRAG and DROP stuff */ +/*****************************************************************************/ + +/* + * This function fills the #GtkSelectionData with the row and the + * model that has been dragged. It's called when this widget is a + * source for dnd after the event drop happened + */ +static void +on_drag_data_get (GtkWidget *widget, + GdkDragContext *context, + GtkSelectionData *selection_data, + guint info, + guint time, + gpointer data) +{ + GtkTreeSelection *selection; + GtkTreeModel *model_sort, *model; + GtkTreeIter iter; + GtkTreePath *source_row_sort; + GtkTreePath *source_row; + + selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (widget)); + gtk_tree_selection_get_selected (selection, &model_sort, &iter); + source_row_sort = gtk_tree_model_get_path (model_sort, &iter); + + /* Get the unsorted path and model */ + model = gtk_tree_model_sort_get_model (GTK_TREE_MODEL_SORT (model_sort)); + source_row = gtk_tree_model_sort_convert_path_to_child_path (GTK_TREE_MODEL_SORT (model_sort), + source_row_sort); + + gtk_tree_set_row_drag_data (selection_data, + model, + source_row); + + gtk_tree_path_free (source_row_sort); + gtk_tree_path_free (source_row); +} + +typedef struct _DndHelper { + gboolean delete_source; + GtkTreePath *source_row; + GdkDragContext *context; + guint time; +} DndHelper; + + +/* + * This function is the callback of the + * modest_mail_operation_xfer_msgs () and + * modest_mail_operation_xfer_folder() calls. We check here if the + * message/folder was correctly asynchronously transferred. The reason + * to use the same callback is that the code is the same, it only has + * to check that the operation went fine and then finalize the drag + * and drop action + */ +static void +on_progress_changed (ModestMailOperation *mail_op, gpointer user_data) +{ + gboolean success; + DndHelper *helper; + + helper = (DndHelper *) user_data; + + if (!modest_mail_operation_is_finished (mail_op)) + return; + + if (modest_mail_operation_get_status (mail_op) == + MODEST_MAIL_OPERATION_STATUS_SUCCESS) { + success = TRUE; + } else { + success = FALSE; + } + + /* Notify the drag source. Never call delete, the monitor will + do the job if needed */ + gtk_drag_finish (helper->context, success, FALSE, helper->time); + + /* Free the helper */ + gtk_tree_path_free (helper->source_row); + g_slice_free (DndHelper, helper); +} + +/* + * This function is used by drag_data_received_cb to manage drag and + * drop of a header, i.e, and drag from the header view to the folder + * view. + */ +static void +drag_and_drop_from_header_view (GtkTreeModel *source_model, + GtkTreeModel *dest_model, + GtkTreePath *dest_row, + DndHelper *helper) +{ + TnyList *headers; + TnyHeader *header; + TnyFolder *folder; + ModestMailOperation *mail_op; + GtkTreeIter source_iter, dest_iter; + + /* Get header */ + gtk_tree_model_get_iter (source_model, &source_iter, helper->source_row); + gtk_tree_model_get (source_model, &source_iter, + TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN, + &header, -1); + + /* Get Folder */ + gtk_tree_model_get_iter (dest_model, &dest_iter, dest_row); + gtk_tree_model_get (dest_model, &dest_iter, + TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder, -1); - if (priv->cur_folder) - tny_msg_folder_iface_expunge (priv->cur_folder); - priv->cur_folder = folder; + /* Transfer message */ + mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_ID_RECEIVE, NULL); + + modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), + mail_op); + g_signal_connect (G_OBJECT (mail_op), "progress-changed", + G_CALLBACK (on_progress_changed), helper); + + /* FIXME: I replaced this because the API changed, but D&D + should be reviewed in order to allow multiple drags*/ + headers = tny_simple_list_new (); + tny_list_append (headers, G_OBJECT (header)); + g_object_unref (header); + modest_mail_operation_xfer_msgs (mail_op, headers, folder, helper->delete_source); + + /* Frees */ + g_object_unref (G_OBJECT (mail_op)); + g_object_unref (G_OBJECT (header)); + g_object_unref (G_OBJECT (folder)); +} - /* folder will not be defined if you click eg. on the root node */ - if (folder) - g_signal_emit (G_OBJECT(tree_view), signals[FOLDER_SELECTED_SIGNAL], 0, - folder); +/* + * This function is used by drag_data_received_cb to manage drag and + * drop of a folder, i.e, and drag from the folder view to the same + * folder view. + */ +static void +drag_and_drop_from_folder_view (GtkTreeModel *source_model, + GtkTreeModel *dest_model, + GtkTreePath *dest_row, + GtkSelectionData *selection_data, + DndHelper *helper) +{ + ModestMailOperation *mail_op; + GtkTreeIter parent_iter, iter; + TnyFolderStore *parent_folder; + TnyFolder *folder; + + /* Check if the drag is possible */ + if (!gtk_tree_path_compare (helper->source_row, dest_row) || + !gtk_tree_drag_dest_row_drop_possible (GTK_TREE_DRAG_DEST (dest_model), + dest_row, + selection_data)) { + + gtk_drag_finish (helper->context, FALSE, FALSE, helper->time); + gtk_tree_path_free (helper->source_row); + g_slice_free (DndHelper, helper); + return; + } + + /* Get data */ + gtk_tree_model_get_iter (source_model, &parent_iter, dest_row); + gtk_tree_model_get_iter (source_model, &iter, helper->source_row); + gtk_tree_model_get (source_model, &parent_iter, + TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, + &parent_folder, -1); + gtk_tree_model_get (source_model, &iter, + TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, + &folder, -1); + + /* Do the mail operation */ + mail_op = modest_mail_operation_new (MODEST_MAIL_OPERATION_ID_RECEIVE, NULL); + modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), + mail_op); + g_signal_connect (G_OBJECT (mail_op), "progress-changed", + G_CALLBACK (on_progress_changed), helper); + + modest_mail_operation_xfer_folder (mail_op, + folder, + parent_folder, + helper->delete_source); + + /* Frees */ + g_object_unref (G_OBJECT (parent_folder)); + g_object_unref (G_OBJECT (folder)); + g_object_unref (G_OBJECT (mail_op)); } +/* + * This function receives the data set by the "drag-data-get" signal + * handler. This information comes within the #GtkSelectionData. This + * function will manage both the drags of folders of the treeview and + * drags of headers of the header view widget. + */ +static void +on_drag_data_received (GtkWidget *widget, + GdkDragContext *context, + gint x, + gint y, + GtkSelectionData *selection_data, + guint target_type, + guint time, + gpointer data) +{ + GtkWidget *source_widget; + GtkTreeModel *model_sort, *dest_model, *source_model; + GtkTreePath *source_row, *dest_row, *child_dest_row; + GtkTreeViewDropPosition pos; + gboolean success = FALSE, delete_source = FALSE; + DndHelper *helper; + + /* Do not allow further process */ + g_signal_stop_emission_by_name (widget, "drag-data-received"); + + /* Get the action */ + if (context->action == GDK_ACTION_MOVE) + delete_source = TRUE; + + /* Check if the get_data failed */ + if (selection_data == NULL || selection_data->length < 0) + gtk_drag_finish (context, success, FALSE, time); + + /* Get the models */ + source_widget = gtk_drag_get_source_widget (context); + gtk_tree_get_row_drag_data (selection_data, + &source_model, + &source_row); + + model_sort = gtk_tree_view_get_model (GTK_TREE_VIEW (widget)); + /* Select the destination model */ + if (source_widget == widget) { + dest_model = source_model; + } else { + dest_model = gtk_tree_model_sort_get_model (GTK_TREE_MODEL_SORT (model_sort)); + } + + /* Get the path to the destination row. Can not call + gtk_tree_view_get_drag_dest_row() because the source row + is not selected anymore */ + gtk_tree_view_get_dest_row_at_pos (GTK_TREE_VIEW (widget), x, y, + &dest_row, &pos); + + /* Only allow drops IN other rows */ + if (!dest_row || pos == GTK_TREE_VIEW_DROP_BEFORE || pos == GTK_TREE_VIEW_DROP_AFTER) + gtk_drag_finish (context, success, FALSE, time); + + /* Create the helper */ + helper = g_slice_new0 (DndHelper); + helper->delete_source = delete_source; + helper->source_row = gtk_tree_path_copy (source_row); + helper->context = context; + helper->time = time; + + /* Get path from the unsorted model */ + child_dest_row = + gtk_tree_model_sort_convert_path_to_child_path (GTK_TREE_MODEL_SORT (model_sort), + dest_row); + gtk_tree_path_free (dest_row); + + /* Drags from the header view */ + if (source_widget != widget) { + + drag_and_drop_from_header_view (source_model, + dest_model, + child_dest_row, + helper); + } else { + + + drag_and_drop_from_folder_view (source_model, + dest_model, + child_dest_row, + selection_data, + helper); + } + + /* Frees */ + gtk_tree_path_free (source_row); + gtk_tree_path_free (child_dest_row); +} +/* + * We define a "drag-drop" signal handler because we do not want to + * use the default one, because the default one always calls + * gtk_drag_finish and we prefer to do it in the "drag-data-received" + * signal handler, because there we have all the information available + * to know if the dnd was a success or not. + */ static gboolean -modest_folder_view_update_model (ModestFolderView *self, TnyAccountStoreIface *account_store) +drag_drop_cb (GtkWidget *widget, + GdkDragContext *context, + gint x, + gint y, + guint time, + gpointer user_data) { - gboolean retval; + gpointer target; + + if (!context->targets) + return FALSE; + + /* Check if we're dragging a folder row */ + target = gtk_drag_dest_find_target (widget, context, NULL); + + /* Request the data from the source. */ + gtk_drag_get_data(widget, context, target, time); + + return TRUE; +} + +/* + * This function expands a node of a tree view if it's not expanded + * yet. Not sure why it needs the threads stuff, but gtk+`example code + * does that, so that's why they're here. + */ +static gint +expand_row_timeout (gpointer data) +{ + GtkTreeView *tree_view = data; + GtkTreePath *dest_path = NULL; + GtkTreeViewDropPosition pos; + gboolean result = FALSE; + + GDK_THREADS_ENTER (); + + gtk_tree_view_get_drag_dest_row (tree_view, + &dest_path, + &pos); + + if (dest_path && + (pos == GTK_TREE_VIEW_DROP_INTO_OR_AFTER || + pos == GTK_TREE_VIEW_DROP_INTO_OR_BEFORE)) { + gtk_tree_view_expand_row (tree_view, dest_path, FALSE); + gtk_tree_path_free (dest_path); + } + else { + if (dest_path) + gtk_tree_path_free (dest_path); + + result = TRUE; + } - g_return_val_if_fail (MODEST_IS_FOLDER_VIEW (self), FALSE); - retval = update_model (self, MODEST_TNY_ACCOUNT_STORE(account_store)); /* ugly */ + GDK_THREADS_LEAVE (); + + return result; +} - g_signal_emit (G_OBJECT(self), signals[FOLDER_SELECTED_SIGNAL], - 0, NULL); +/* + * This function is called whenever the pointer is moved over a widget + * while dragging some data. It installs a timeout that will expand a + * node of the treeview if not expanded yet. This function also calls + * gdk_drag_status in order to set the suggested action that will be + * used by the "drag-data-received" signal handler to know if we + * should do a move or just a copy of the data. + */ +static gboolean +on_drag_motion (GtkWidget *widget, + GdkDragContext *context, + gint x, + gint y, + guint time, + gpointer user_data) +{ + GtkTreeViewDropPosition pos; + GtkTreePath *dest_row; + ModestFolderViewPrivate *priv; + GdkDragAction suggested_action; + gboolean valid_location = FALSE; + + priv = MODEST_FOLDER_VIEW_GET_PRIVATE (widget); + + if (priv->timer_expander != 0) { + g_source_remove (priv->timer_expander); + priv->timer_expander = 0; + } + + gtk_tree_view_get_dest_row_at_pos (GTK_TREE_VIEW (widget), + x, y, + &dest_row, + &pos); + + /* Do not allow drops between folders */ + if (!dest_row || + pos == GTK_TREE_VIEW_DROP_BEFORE || + pos == GTK_TREE_VIEW_DROP_AFTER) { + gtk_tree_view_set_drag_dest_row(GTK_TREE_VIEW (widget), NULL, 0); + gdk_drag_status(context, 0, time); + valid_location = FALSE; + goto out; + } else { + valid_location = TRUE; + } + + /* Expand the selected row after 1/2 second */ + if (!gtk_tree_view_row_expanded (GTK_TREE_VIEW (widget), dest_row)) { + gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (widget), dest_row, pos); + priv->timer_expander = g_timeout_add (500, expand_row_timeout, widget); + } + gtk_tree_path_free (dest_row); + + /* Select the desired action. By default we pick MOVE */ + suggested_action = GDK_ACTION_MOVE; + + if (context->actions == GDK_ACTION_COPY) + gdk_drag_status(context, GDK_ACTION_COPY, time); + else if (context->actions == GDK_ACTION_MOVE) + gdk_drag_status(context, GDK_ACTION_MOVE, time); + else if (context->actions & suggested_action) + gdk_drag_status(context, suggested_action, time); + else + gdk_drag_status(context, GDK_ACTION_DEFAULT, time); + + out: + g_signal_stop_emission_by_name (widget, "drag-motion"); + return valid_location; +} + + +/* Folder view drag types */ +const GtkTargetEntry folder_view_drag_types[] = +{ + { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, MODEST_FOLDER_ROW }, + { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_APP, MODEST_HEADER_ROW } +}; + +/* + * This function sets the treeview as a source and a target for dnd + * events. It also connects all the requirede signals. + */ +static void +setup_drag_and_drop (GtkTreeView *self) +{ + /* Set up the folder view as a dnd destination. Set only the + highlight flag, otherwise gtk will have a different + behaviour */ + gtk_drag_dest_set (GTK_WIDGET (self), + GTK_DEST_DEFAULT_HIGHLIGHT, + folder_view_drag_types, + G_N_ELEMENTS (folder_view_drag_types), + GDK_ACTION_MOVE | GDK_ACTION_COPY); + + g_signal_connect (G_OBJECT (self), + "drag_data_received", + G_CALLBACK (on_drag_data_received), + NULL); + + + /* Set up the treeview as a dnd source */ + gtk_drag_source_set (GTK_WIDGET (self), + GDK_BUTTON1_MASK, + folder_view_drag_types, + G_N_ELEMENTS (folder_view_drag_types), + GDK_ACTION_MOVE | GDK_ACTION_COPY); + + g_signal_connect (G_OBJECT (self), + "drag_motion", + G_CALLBACK (on_drag_motion), + NULL); + + g_signal_connect (G_OBJECT (self), + "drag_data_get", + G_CALLBACK (on_drag_data_get), + NULL); + + g_signal_connect (G_OBJECT (self), + "drag_drop", + G_CALLBACK (drag_drop_cb), + NULL); +} + +/* + * This function manages the navigation through the folders using the + * keyboard or the hardware keys in the device + */ +static gboolean +on_key_pressed (GtkWidget *self, + GdkEventKey *event, + gpointer user_data) +{ + GtkTreeSelection *selection; + GtkTreeIter iter; + GtkTreeModel *model; + gboolean retval = FALSE; + + /* Up and Down are automatically managed by the treeview */ + if (event->keyval == GDK_Return) { + /* Expand/Collapse the selected row */ + selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (self)); + if (gtk_tree_selection_get_selected (selection, &model, &iter)) { + GtkTreePath *path; + + path = gtk_tree_model_get_path (model, &iter); + + if (gtk_tree_view_row_expanded (GTK_TREE_VIEW (self), path)) + gtk_tree_view_collapse_row (GTK_TREE_VIEW (self), path); + else + gtk_tree_view_expand_row (GTK_TREE_VIEW (self), path, FALSE); + gtk_tree_path_free (path); + } + /* No further processing */ + retval = TRUE; + } return retval; } + +/* + * We listen to the changes in the local folder account name key, + * because we want to show the right name in the view. The local + * folder account name corresponds to the device name in the Maemo + * version. We do this because we do not want to query gconf on each + * tree view refresh. It's better to cache it and change whenever + * necessary. + */ +static void +on_configuration_key_changed (ModestConf* conf, + const gchar *key, + ModestConfEvent event, + ModestFolderView *self) +{ + ModestFolderViewPrivate *priv; + + if (!key) + return; + + priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self); + + if (!strcmp (key, MODEST_CONF_DEVICE_NAME)) { + g_free (priv->local_account_name); + + if (event == MODEST_CONF_EVENT_KEY_UNSET) + priv->local_account_name = g_strdup (MODEST_LOCAL_FOLDERS_DEFAULT_DISPLAY_NAME); + else + priv->local_account_name = modest_conf_get_string (modest_runtime_get_conf(), + MODEST_CONF_DEVICE_NAME, NULL); + + /* Force a redraw */ +#if GTK_CHECK_VERSION(2, 8, 0) /* gtk_tree_view_column_queue_resize is only available in GTK+ 2.8 */ + GtkTreeViewColumn * tree_column = gtk_tree_view_get_column (GTK_TREE_VIEW (self), + TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN); + gtk_tree_view_column_queue_resize (tree_column); +#endif + } +} + +void +modest_folder_view_set_style (ModestFolderView *self, + ModestFolderViewStyle style) +{ + ModestFolderViewPrivate *priv; + + g_return_if_fail (self); + + priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self); + + priv->style = style; +} + +void +modest_folder_view_set_account_id_of_visible_server_account (ModestFolderView *self, + const gchar *account_id) +{ + ModestFolderViewPrivate *priv; + ModestConf *conf; + GtkTreeModel *model; + + g_return_if_fail (self); + + priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self); + + if (priv->visible_account_id) + g_free (priv->visible_account_id); + priv->visible_account_id = g_strdup (account_id); + + /* Save preferences */ + conf = modest_runtime_get_conf (); + modest_widget_memory_save (conf, G_OBJECT (self), MODEST_CONF_FOLDER_VIEW_KEY); + + /* Refilter */ + model = gtk_tree_view_get_model (GTK_TREE_VIEW (self)); + if (GTK_IS_TREE_MODEL_FILTER (model)) + gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (model)); +} + +const gchar * +modest_folder_view_get_account_id_of_visible_server_account (ModestFolderView *self) +{ + ModestFolderViewPrivate *priv; + + g_return_val_if_fail (self, NULL); + + priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self); + + return (const gchar *) priv->visible_account_id; +}