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Diffstat (limited to 'shell/e-storage-browser.c')
| -rw-r--r-- | shell/e-storage-browser.c | 347 |
1 files changed, 0 insertions, 347 deletions
diff --git a/shell/e-storage-browser.c b/shell/e-storage-browser.c deleted file mode 100644 index d487144b83..0000000000 --- a/shell/e-storage-browser.c +++ /dev/null @@ -1,347 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ -/* e-storage-browser.c - * - * Copyright (C) 2003 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 <ettore@ximian.com> - */ - -/* TODO: - - - Currently it assumes that the starting path always exists, and you - can't remove it. It might be a limitation, but it makes the logic - very simple and robust. - - - Doesn't save expansion state for nodes. - - - Context menu handling? - -*/ - -#include <config.h> - -#include "e-storage-browser.h" - -#include "e-shell-marshal.h" -#include "e-storage-set-view.h" - -#include <gal/util/e-util.h> - -#include <gtk/gtknotebook.h> -#include <gtk/gtkscrolledwindow.h> -#include <string.h> - - -#define PARENT_TYPE G_TYPE_OBJECT -static GObjectClass *parent_class = NULL; - - -struct _EStorageBrowserPrivate { - char *starting_path; - char *current_path; - - GtkWidget *view_notebook; - GtkWidget *storage_set_view; - GtkWidget *storage_set_view_scrolled; - - GHashTable *path_to_view; /* (char *, GtkWidget *) */ - - EStorageBrowserCreateViewCallback create_view_callback; - void *create_view_callback_data; -}; - - -enum { - WIDGETS_GONE, - PAGE_SWITCHED, - NUM_SIGNALS -}; - -static unsigned int signals[NUM_SIGNALS] = { 0 }; - - -/* Callbacks. */ - -static void -storage_set_view_folder_selected_callback (EStorageSetView *storage_set_view, - const char *path, - EStorageBrowser *browser) -{ - if (! e_storage_browser_show_path (browser, path)) { - /* Make the selection go back to where it was. */ - e_storage_browser_show_path (browser, browser->priv->current_path); - } -} - -static void -storage_set_removed_folder_callback (EStorageSet *storage_set, - const char *path, - EStorageBrowser *browser) -{ - if (g_hash_table_lookup (browser->priv->path_to_view, path) != NULL) - e_storage_browser_remove_view_for_path (browser, path); -} - -static void -view_notebook_weak_notify (EStorageBrowser *browser) -{ - browser->priv->view_notebook = NULL; - - if (browser->priv->storage_set_view == NULL) - g_signal_emit (browser, signals[WIDGETS_GONE], 0); -} - -static void -storage_set_view_weak_notify (EStorageBrowser *browser) -{ - browser->priv->storage_set_view = NULL; - - if (browser->priv->view_notebook == NULL) - g_signal_emit (browser, signals[WIDGETS_GONE], 0); -} - - -/* GObject methods. */ - -static void -impl_dispose (GObject *object) -{ - EStorageBrowserPrivate *priv = E_STORAGE_BROWSER (object)->priv; - - if (priv->view_notebook != NULL) { - g_object_weak_unref (G_OBJECT (priv->view_notebook), - (GWeakNotify) view_notebook_weak_notify, - object); - priv->view_notebook = NULL; - } - - if (priv->storage_set_view != NULL) { - g_object_weak_unref (G_OBJECT (priv->storage_set_view), - (GWeakNotify) storage_set_view_weak_notify, - object); - priv->storage_set_view = NULL; - } - - (* G_OBJECT_CLASS (parent_class)->dispose) (object); -} - -static void -impl_finalize (GObject *object) -{ - EStorageBrowserPrivate *priv = E_STORAGE_BROWSER (object)->priv; - - g_free (priv->starting_path); - g_free (priv->current_path); - - g_hash_table_destroy (priv->path_to_view); - - g_free (priv); - - (* G_OBJECT_CLASS (parent_class)->finalize) (object); -} - - -/* Initialization. */ - -static void -class_init (EStorageBrowserClass *class) -{ - GObjectClass *object_class = G_OBJECT_CLASS (class); - - object_class->dispose = impl_dispose; - object_class->finalize = impl_finalize; - - parent_class = g_type_class_peek_parent (class); - - signals[WIDGETS_GONE] - = g_signal_new ("widgets_gone", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EStorageBrowserClass, widgets_gone), - NULL, NULL, - e_shell_marshal_NONE__NONE, - G_TYPE_NONE, 0); - - signals[PAGE_SWITCHED] - = g_signal_new ("page_switched", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EStorageBrowserClass, page_switched), - NULL, NULL, - e_shell_marshal_NONE__POINTER_POINTER, - G_TYPE_NONE, 2, - G_TYPE_POINTER, G_TYPE_POINTER); -} - -static void -init (EStorageBrowser *browser) -{ - EStorageBrowserPrivate *priv; - - priv = g_new0 (EStorageBrowserPrivate, 1); - - priv->path_to_view = g_hash_table_new_full (g_str_hash, g_str_equal, - (GDestroyNotify) g_free, - (GDestroyNotify) g_object_unref); - - priv->view_notebook = gtk_notebook_new (); - g_object_weak_ref (G_OBJECT (priv->view_notebook), (GWeakNotify) view_notebook_weak_notify, browser); - - gtk_notebook_set_show_border (GTK_NOTEBOOK (priv->view_notebook), FALSE); - gtk_notebook_set_show_tabs (GTK_NOTEBOOK (priv->view_notebook), FALSE); - - browser->priv = priv; -} - - -EStorageBrowser * -e_storage_browser_new (EStorageSet *storage_set, - const char *starting_path, - EStorageBrowserCreateViewCallback create_view_callback, - void *callback_data) -{ - EStorageBrowser *new; - - g_return_val_if_fail (create_view_callback != NULL, NULL); - - new = g_object_new (e_storage_browser_get_type (), NULL); - - new->priv->create_view_callback = create_view_callback; - new->priv->create_view_callback_data = callback_data; - new->priv->starting_path = g_strdup (starting_path); - - new->priv->storage_set_view = e_storage_set_create_new_view (storage_set, NULL); - gtk_widget_show (new->priv->storage_set_view); - - new->priv->storage_set_view_scrolled = gtk_scrolled_window_new (NULL, NULL); - gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (new->priv->storage_set_view_scrolled), GTK_SHADOW_IN); - gtk_container_add (GTK_CONTAINER (new->priv->storage_set_view_scrolled), new->priv->storage_set_view); - gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (new->priv->storage_set_view_scrolled), - GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); - - g_object_weak_ref (G_OBJECT (new->priv->storage_set_view), (GWeakNotify) storage_set_view_weak_notify, new); - - g_signal_connect_object (new->priv->storage_set_view, - "folder_selected", G_CALLBACK (storage_set_view_folder_selected_callback), - G_OBJECT (new), 0); - g_signal_connect_object (e_storage_set_view_get_storage_set (E_STORAGE_SET_VIEW (new->priv->storage_set_view)), - "removed_folder", G_CALLBACK (storage_set_removed_folder_callback), - G_OBJECT (new), 0); - - if (! e_storage_browser_show_path (new, starting_path)) { - g_object_unref (new); - return NULL; - } - - return new; -} - - -GtkWidget * -e_storage_browser_peek_tree_widget (EStorageBrowser *browser) -{ - return browser->priv->storage_set_view; -} - -GtkWidget * -e_storage_browser_peek_tree_widget_scrolled (EStorageBrowser *browser) -{ - return browser->priv->storage_set_view_scrolled; -} - -GtkWidget * -e_storage_browser_peek_view_widget (EStorageBrowser *browser) -{ - return browser->priv->view_notebook; -} - -EStorageSet * -e_storage_browser_peek_storage_set (EStorageBrowser *browser) -{ - return e_storage_set_view_get_storage_set (E_STORAGE_SET_VIEW (browser->priv->storage_set_view)); -} - -gboolean -e_storage_browser_show_path (EStorageBrowser *browser, - const char *path) -{ - EStorageBrowserPrivate *priv = browser->priv; - GtkWidget *current_view; - GtkWidget *existing_view; - GtkWidget *new_view; - GtkNotebook *notebook; - - notebook = GTK_NOTEBOOK (priv->view_notebook); - - current_view = gtk_notebook_get_nth_page (GTK_NOTEBOOK (priv->view_notebook), - gtk_notebook_get_current_page (GTK_NOTEBOOK (priv->view_notebook))); - - existing_view = g_hash_table_lookup (priv->path_to_view, path); - if (existing_view != NULL) { - gtk_notebook_set_current_page (notebook, gtk_notebook_page_num (notebook, existing_view)); - g_print ("page switched\n"); - g_signal_emit (browser, signals[PAGE_SWITCHED], 0, current_view, existing_view); - return TRUE; - } - - new_view = (* priv->create_view_callback) (browser, path, priv->create_view_callback_data); - if (new_view == NULL) - return FALSE; - - gtk_widget_show (new_view); - gtk_notebook_append_page (notebook, new_view, NULL); - gtk_notebook_set_current_page (notebook, gtk_notebook_page_num (notebook, new_view)); - - g_print ("page switched\n"); - g_signal_emit (browser, signals[PAGE_SWITCHED], 0, current_view, new_view); - - g_object_ref(new_view); - g_hash_table_insert (priv->path_to_view, g_strdup (path), new_view); - - g_free (priv->current_path); - priv->current_path = g_strdup (path); - - e_storage_set_view_set_current_folder (E_STORAGE_SET_VIEW (priv->storage_set_view), path); - - return TRUE; -} - -void -e_storage_browser_remove_view_for_path (EStorageBrowser *browser, - const char *path) -{ - GtkWidget *view; - - if (strcmp (path, browser->priv->starting_path) == 0) { - g_warning (G_GNUC_FUNCTION ": cannot remove starting view"); - return; - } - - view = g_hash_table_lookup (browser->priv->path_to_view, path); - if (view == NULL) { - g_warning (G_GNUC_FUNCTION ": no view for %s", path); - return; - } - - g_hash_table_remove (browser->priv->path_to_view, path); - gtk_widget_destroy (view); - - e_storage_browser_show_path (browser, browser->priv->starting_path); -} - - -E_MAKE_TYPE (e_storage_browser, "EStorageBrowser", EStorageBrowser, class_init, init, PARENT_TYPE) |