Added e-table-search.lo.

2002-03-12  Christopher James Lahey  <clahey@ximian.com>

	* gal/Makefile.am (libgal_la_LIBADD): Added e-table-search.lo.

	* gal/util/e-util.c, gal/util/e-util.h (e_marshal_BOOL__STRING):
	Added this marshal function.

From gal/e-table/ChangeLog:

2002-03-12  Christopher James Lahey  <clahey@ximian.com>

	* Makefile.am (libetable_la_SOURCES): Added e-table-search.c.
	(libetableinclude_HEADERS): Added e-table-search.h.

	* e-cell.h: Added ETableSearchFun here.

	* e-table-col.h: Added search here.

	* e-table-column-specification.c, e-table-column-specification.h:
	Added search here.

	* e-table-extras.c, e-table-extras.h (e_table_extras_add_search):
	Added ETableSearchFuncs here.

	* e-table-memory-store.c (e_table_memory_store_insert,
	e_table_memory_store_insert_adopt): Handle row == -1 here.

	* e-table-search.c, e-table-search.h: New class to reusably handle
	the semantics of searching for a string.

	* e-table-simple.c, e-table-simple.h: Added a bunch of simple
	functions here for if your table is all strings.  Should be
	reusable.

	* e-table-utils.c (et_col_spec_to_col): Added support for searches
	here.

	* e-table.c, e-table.h: Added an ETableSearch here.

svn path=/trunk/; revision=16119

1 files changed, 219 insertions, 0 deletions

diff --git a/widgets/table/e-table-search.c b/widgets/table/e-table-search.c
new file mode 100644
index 0000000000..88b6673c86
--- /dev/null
+++ b/widgets/table/e-table-search.c
@@ -0,0 +1,219 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/* 
+ * e-table-search.c
+ * Copyright 2000, 2001, Ximian, Inc.
+ *
+ * Authors:
+ *   Chris Lahey <clahey@ximian.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License, version 2, as published by the Free Software Foundation.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+#include <config.h>
+#include <gtk/gtksignal.h>
+#include "e-table-search.h"
+#include "gal/util/e-util.h"
+
+#define ETS_CLASS(e) ((ETableSearchClass *)((GtkObject *)e)->klass)
+
+#define PARENT_TYPE gtk_object_get_type ()
+
+#define d(x)
+
+d(static gint depth = 0);
+
+struct _ETableSearchPrivate {
+	guint timeout_id;
+
+	char *search_string;
+	gunichar last_character;
+};
+
+static GtkObjectClass *e_table_search_parent_class;
+
+enum {
+	SEARCH_SEARCH,
+	SEARCH_ACCEPT,
+	LAST_SIGNAL
+};
+
+static guint e_table_search_signals [LAST_SIGNAL] = { 0, };
+
+static gboolean
+e_table_search_search (ETableSearch *e_table_search, char *string)
+{
+	gboolean ret_val;
+	g_return_val_if_fail (e_table_search != NULL, FALSE);
+	g_return_val_if_fail (E_IS_TABLE_SEARCH (e_table_search), FALSE);
+	
+	gtk_signal_emit (GTK_OBJECT (e_table_search),
+			 e_table_search_signals [SEARCH_SEARCH], string, &ret_val);
+
+	return ret_val;
+}
+
+static void
+e_table_search_accept (ETableSearch *e_table_search)
+{
+	g_return_if_fail (e_table_search != NULL);
+	g_return_if_fail (E_IS_TABLE_SEARCH (e_table_search));
+	
+	gtk_signal_emit (GTK_OBJECT (e_table_search),
+			 e_table_search_signals [SEARCH_ACCEPT]);
+}
+
+static gboolean
+ets_accept (gpointer data)
+{
+	ETableSearch *ets = data;
+	e_table_search_accept (ets);
+	g_free (ets->priv->search_string);
+
+	ets->priv->timeout_id = 0;
+	ets->priv->search_string = g_strdup ("");
+	ets->priv->last_character = 0;
+
+	return FALSE;
+}
+
+static void
+drop_timeout (ETableSearch *ets)
+{
+	if (ets->priv->timeout_id) {
+		g_source_remove (ets->priv->timeout_id);
+	}
+	ets->priv->timeout_id = 0;
+}
+
+static void
+add_timeout (ETableSearch *ets)
+{
+	drop_timeout (ets);
+	ets->priv->timeout_id = g_timeout_add (1000, ets_accept, ets);
+}
+
+static void
+e_table_search_destroy (GtkObject *object)
+{
+	if (e_table_search_parent_class->destroy)
+		(*e_table_search_parent_class->destroy)(object);
+}
+
+static void
+e_table_search_class_init (GtkObjectClass *object_class)
+{
+	ETableSearchClass *klass = E_TABLE_SEARCH_CLASS(object_class);
+	e_table_search_parent_class = gtk_type_class (PARENT_TYPE);
+
+	object_class->destroy = e_table_search_destroy;
+
+	e_table_search_signals [SEARCH_SEARCH] =
+		gtk_signal_new ("search",
+				GTK_RUN_LAST,
+				E_OBJECT_CLASS_TYPE (object_class),
+				GTK_SIGNAL_OFFSET (ETableSearchClass, search),
+				e_marshal_BOOL__STRING,
+				GTK_TYPE_BOOL, 1, GTK_TYPE_STRING);
+
+	e_table_search_signals [SEARCH_ACCEPT] =
+		gtk_signal_new ("accept",
+				GTK_RUN_LAST,
+				E_OBJECT_CLASS_TYPE (object_class),
+				GTK_SIGNAL_OFFSET (ETableSearchClass, accept),
+				gtk_marshal_NONE__NONE,
+				GTK_TYPE_NONE, 0);
+
+	E_OBJECT_CLASS_ADD_SIGNALS (object_class, e_table_search_signals, LAST_SIGNAL);
+
+	klass->search = NULL;
+	klass->accept = NULL;
+}
+
+static void
+e_table_search_init (ETableSearch *ets)
+{
+	ets->priv = g_new (ETableSearchPrivate, 1);
+
+	ets->priv->timeout_id = 0;
+	ets->priv->search_string = g_strdup ("");
+	ets->priv->last_character = 0;
+}
+
+
+guint
+e_table_search_get_type (void)
+{
+	static guint type = 0;
+	
+	if (!type)
+	{
+		GtkTypeInfo info =
+		{
+			"ETableSearch",
+			sizeof (ETableSearch),
+			sizeof (ETableSearchClass),
+			(GtkClassInitFunc) e_table_search_class_init,
+			(GtkObjectInitFunc) e_table_search_init,
+			/* reserved_1 */ NULL,
+			/* reserved_2 */ NULL,
+			(GtkClassInitFunc) NULL,
+		};
+		
+		type = gtk_type_unique (PARENT_TYPE, &info);
+	}
+
+  return type;
+}
+
+ETableSearch *
+e_table_search_new (void)
+{
+	ETableSearch *ets = gtk_type_new (e_table_search_get_type());
+
+	return ets;
+}
+
+/**
+ * e_table_search_column_count:
+ * @e_table_search: The e-table-search to operate on
+ *
+ * Returns: the number of columns in the table search.
+ */
+void
+e_table_search_input_character (ETableSearch *ets, gunichar character)
+{
+	char character_utf8[7];
+
+	g_return_if_fail (ets != NULL);
+	g_return_if_fail (E_IS_TABLE_SEARCH (ets));
+
+	character_utf8 [g_unichar_to_utf8 (character, character_utf8)] = 0;
+
+	if (character != ets->priv->last_character) {
+		char *temp_string;
+		temp_string = g_strdup_printf ("%s%s", ets->priv->search_string, character_utf8);
+		if (e_table_search_search (ets, temp_string)) {
+			g_free (ets->priv->search_string);
+			ets->priv->search_string = temp_string;
+			add_timeout (ets);
+		} else {
+			g_free (temp_string);
+		}
+	} else {
+		e_table_search_search (ets, ets->priv->search_string);
+		add_timeout (ets);
+	}
+	ets->priv->last_character = character;
+}