Add new files.

svn path=/trunk/; revision=3021

1 files changed, 363 insertions, 0 deletions

diff --git a/shell/e-storage-set-view.c b/shell/e-storage-set-view.c
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+++ b/shell/e-storage-set-view.c
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+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
+/* e-storage-set-view.c
+ *
+ * Copyright (C) 2000  Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * 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
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <gnome.h>
+
+#include "e-util/e-util.h"
+
+#include "e-storage-set-view.h"
+
+
+#define PARENT_TYPE GTK_TYPE_CTREE
+static GtkCTreeClass *parent_class = NULL;
+
+struct _EStorageSetViewPrivate {
+	EStorageSet *storage_set;
+
+	/* These tables must always be kept in sync, and one cannot exist
+           without the other, as they share the dynamically allocated path.  */
+	GHashTable *ctree_node_to_path;
+	GHashTable *path_to_ctree_node;
+};
+
+enum {
+	FOLDER_SELECTED,
+	LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL] = { 0 };
+
+
+/* GtkObject methods.  */
+
+static void
+hash_foreach_free_path (gpointer key,
+			gpointer value,
+			gpointer data)
+{
+	g_free (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;
+
+	gtk_object_unref (GTK_OBJECT (priv->storage_set));
+
+	g_hash_table_foreach (priv->ctree_node_to_path, hash_foreach_free_path, NULL);
+	g_hash_table_destroy (priv->ctree_node_to_path);
+	g_hash_table_destroy (priv->path_to_ctree_node);
+
+	g_free (priv);
+
+	(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+
+/* GtkCTree methods.  */
+
+static void
+tree_select_row (GtkCTree *ctree,
+		 GtkCTreeNode *row,
+		 gint column)
+{
+	EStorageSetView *storage_set_view;
+	const char *path;
+
+	(* GTK_CTREE_CLASS (parent_class)->tree_select_row) (ctree, row, column);
+
+	/* CTree is utterly stupid and grabs the pointer here.  */
+	gdk_pointer_ungrab (GDK_CURRENT_TIME);
+	gdk_flush ();
+
+	storage_set_view = E_STORAGE_SET_VIEW (ctree);
+
+	path = g_hash_table_lookup (storage_set_view->priv->ctree_node_to_path, row);
+	g_return_if_fail (path != NULL);
+
+	gtk_signal_emit (GTK_OBJECT (storage_set_view), signals[FOLDER_SELECTED], path);
+}
+
+
+static void
+class_init (EStorageSetViewClass *klass)
+{
+	GtkObjectClass *object_class;
+	GtkCTreeClass *ctree_class;
+
+	parent_class = gtk_type_class (gtk_ctree_get_type ());
+
+	object_class = GTK_OBJECT_CLASS (klass);
+	object_class->destroy = destroy;
+
+	ctree_class = GTK_CTREE_CLASS (klass);
+	ctree_class->tree_select_row = tree_select_row;
+
+	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);
+
+	gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL);
+}
+
+static void
+init (EStorageSetView *storage_set_view)
+{
+	EStorageSetViewPrivate *priv;
+
+	/* Avoid GtkCTree's broken focusing behavior.  FIXME: Other ways?  */
+	GTK_WIDGET_UNSET_FLAGS (storage_set_view, GTK_CAN_FOCUS);
+
+	priv = g_new (EStorageSetViewPrivate, 1);
+	priv->storage_set        = NULL;
+	priv->ctree_node_to_path = g_hash_table_new (g_direct_hash, g_direct_equal);
+	priv->path_to_ctree_node = g_hash_table_new (g_str_hash, g_str_equal);
+
+	storage_set_view->priv = priv;
+}
+
+
+static void
+get_pixmap_and_mask_for_folder (EStorageSetView *storage_set_view,
+				EFolder *folder,
+				GdkPixmap **pixmap_return,
+				GdkBitmap **mask_return)
+{
+	EFolderTypeRepository *folder_type_repository;
+	EStorageSet *storage_set;
+	const char *type_name;
+	GdkPixbuf *icon_pixbuf;
+	GdkPixbuf *scaled_pixbuf;
+	GdkVisual *visual;
+	GdkGC *gc;
+
+#define ICON_WIDTH 16
+#define ICON_HEIGHT 16
+
+	storage_set = storage_set_view->priv->storage_set;
+	folder_type_repository = e_storage_set_get_folder_type_repository (storage_set);
+
+	type_name = e_folder_get_type_string (folder);
+	icon_pixbuf = e_folder_type_repository_get_icon_for_type (folder_type_repository,
+								  type_name);
+
+	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),
+					ICON_WIDTH, ICON_HEIGHT);
+
+	gdk_pixbuf_scale (icon_pixbuf, scaled_pixbuf,
+			  0, 0, ICON_WIDTH, ICON_HEIGHT,
+			  0.0, 0.0,
+			  (double) ICON_WIDTH / gdk_pixbuf_get_width (icon_pixbuf),
+			  (double) ICON_HEIGHT / gdk_pixbuf_get_height (icon_pixbuf),
+			  GDK_INTERP_HYPER);
+
+	visual = gdk_rgb_get_visual ();
+	*pixmap_return = gdk_pixmap_new (NULL, ICON_WIDTH, ICON_HEIGHT, visual->depth);
+
+	gc = gdk_gc_new (*pixmap_return);
+	gdk_pixbuf_render_to_drawable (scaled_pixbuf, *pixmap_return, gc, 0, 0, 0, 0,
+				       ICON_WIDTH, ICON_HEIGHT,
+				       GDK_RGB_DITHER_NORMAL, 0, 0);
+	gdk_gc_unref (gc);
+
+	*mask_return = gdk_pixmap_new (NULL, ICON_WIDTH, ICON_HEIGHT, 1);
+	gdk_pixbuf_render_threshold_alpha (scaled_pixbuf, *mask_return, 0, 0, 0, 0,
+					   ICON_WIDTH, ICON_HEIGHT, 0x7f);
+
+	gdk_pixbuf_unref (scaled_pixbuf);
+
+#undef ICON_WIDTH
+#undef ICON_HEIGHT
+}
+
+static void
+insert_folders (EStorageSetView *storage_set_view,
+		GtkCTreeNode *parent,
+		EStorage *storage,
+		const char *path,
+		int level)
+{
+	EStorageSetViewPrivate *priv;
+	GtkCTree *ctree;
+	GtkCTreeNode *node;
+	GList *folder_list;
+	GList *p;
+	const char *storage_name;
+
+	ctree = GTK_CTREE (storage_set_view);
+	priv = storage_set_view->priv;
+
+	storage_name = e_storage_get_name (storage);
+
+	folder_list = e_storage_list_folders (storage, path);
+	if (folder_list == NULL)
+		return;
+
+	for (p = folder_list; p != NULL; p = p->next) {
+		EFolder *folder;
+		const char *folder_name;
+		char *text[2];
+		char *subpath;
+		char *full_path;
+		GdkPixmap *pixmap;
+		GdkBitmap *mask;
+
+		folder = E_FOLDER (p->data);
+		folder_name = e_folder_get_name (folder);
+
+		text[0] = (char *) folder_name;	/* Yuck.  */
+		text[1] = NULL;
+
+		get_pixmap_and_mask_for_folder (storage_set_view, folder, &pixmap, &mask);
+
+		node = gtk_ctree_insert_node (ctree, parent, NULL,
+					      text, 3,
+					      pixmap, mask, pixmap, mask,
+					      FALSE, TRUE);
+
+		subpath = g_concat_dir_and_file (path, folder_name);
+		insert_folders (storage_set_view, node, storage, subpath, level + 1);
+
+		full_path = g_strconcat("/", storage_name, subpath, NULL);
+		g_hash_table_insert (priv->ctree_node_to_path, node, full_path);
+		g_hash_table_insert (priv->path_to_ctree_node, full_path, node);
+
+		g_free (subpath);
+	}
+
+	e_free_object_list (folder_list);
+}
+
+void
+e_storage_set_view_construct (EStorageSetView *storage_set_view,
+			      EStorageSet *storage_set)
+{
+	EStorageSetViewPrivate *priv;
+	GtkCTreeNode *parent;
+	GtkCTree *ctree;
+	EStorage *storage;
+	GList *storage_list;
+	GList *p;
+	const char *name;
+	char *text[2];
+	char *path;
+
+	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));
+
+	ctree = GTK_CTREE (storage_set_view);
+	gtk_ctree_construct (ctree, 1, 0, NULL);
+	gtk_ctree_set_line_style (ctree, GTK_CTREE_LINES_DOTTED);
+	
+	priv = storage_set_view->priv;
+
+	gtk_object_ref (GTK_OBJECT (storage_set));
+	priv->storage_set = storage_set;
+	
+	storage_list = e_storage_set_get_storage_list (storage_set);
+
+	text[1] = NULL;
+
+	for (p = storage_list; p != NULL; p = p->next) {
+		storage = E_STORAGE (p->data);
+
+		name = e_storage_get_name (storage); /* Yuck.  */
+
+		text[0] = (char *) name;
+		parent = gtk_ctree_insert_node (ctree, NULL, NULL,
+						text, 3,
+						NULL, NULL, NULL, NULL,
+						FALSE, TRUE);
+
+		path = g_strconcat ("/", name, NULL);
+		g_hash_table_insert (priv->ctree_node_to_path, parent, path);
+		g_hash_table_insert (priv->path_to_ctree_node, parent, path);
+
+		insert_folders (storage_set_view, parent, storage, "/", 1);
+	}
+
+	e_free_object_list (storage_list);
+}
+
+GtkWidget *
+e_storage_set_view_new (EStorageSet *storage_set)
+{
+	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);
+
+	return new;
+}
+
+
+void
+e_storage_set_view_set_current_folder (EStorageSetView *storage_set_view,
+				       const char *path)
+{
+	EStorageSetViewPrivate *priv;
+	GtkCTreeNode *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;
+
+	if (path == NULL) {
+		gtk_clist_unselect_all (GTK_CLIST (storage_set_view));
+		return;
+	}
+
+	node = g_hash_table_lookup (priv->path_to_ctree_node, path);
+	if (node == NULL) {
+		gtk_clist_unselect_all (GTK_CLIST (storage_set_view));
+		return;
+	}
+
+	gtk_ctree_select (GTK_CTREE (storage_set_view), node);
+}
+
+
+E_MAKE_TYPE (e_storage_set_view, "EStorageSetView", EStorageSetView, class_init, init, PARENT_TYPE)