** Almost a total rewrite of every file, except for filter-driver which

2000-07-30  Not Zed  <NotZed@HelixCode.com>

        **  Almost a total rewrite of every file, except for filter-driver
        which just had minor updates.

        The rule format has changed.

svn path=/trunk/; revision=4418

1 files changed, 246 insertions, 0 deletions

diff --git a/filter/filter-input.c b/filter/filter-input.c
new file mode 100644
index 0000000000..eca5afd2ff
--- /dev/null
+++ b/filter/filter-input.c
@@ -0,0 +1,246 @@
+/*
+ *  Copyright (C) 2000 Helix Code Inc.
+ *
+ *  Authors: Not Zed <notzed@lostzed.mmc.com.au>
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library 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 Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public
+ *  License along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <gtk/gtk.h>
+#include <gnome.h>
+
+#include "filter-input.h"
+#include "e-util/e-sexp.h"
+
+#define d(x)
+
+static void xml_create(FilterElement *fe, xmlNodePtr node);
+static xmlNodePtr xml_encode(FilterElement *fe);
+static int xml_decode(FilterElement *fe, xmlNodePtr node);
+static GtkWidget *get_widget(FilterElement *fe);
+static void build_code(FilterElement *fe, GString *out, struct _FilterPart *ff);
+static void format_sexp(FilterElement *, GString *);
+
+static void filter_input_class_init	(FilterInputClass *class);
+static void filter_input_init	(FilterInput *gspaper);
+static void filter_input_finalise	(GtkObject *obj);
+
+#define _PRIVATE(x) (((FilterInput *)(x))->priv)
+
+struct _FilterInputPrivate {
+};
+
+static FilterElementClass *parent_class;
+
+enum {
+	LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL] = { 0 };
+
+guint
+filter_input_get_type (void)
+{
+	static guint type = 0;
+	
+	if (!type) {
+		GtkTypeInfo type_info = {
+			"FilterInput",
+			sizeof(FilterInput),
+			sizeof(FilterInputClass),
+			(GtkClassInitFunc)filter_input_class_init,
+			(GtkObjectInitFunc)filter_input_init,
+			(GtkArgSetFunc)NULL,
+			(GtkArgGetFunc)NULL
+		};
+		
+		type = gtk_type_unique(filter_element_get_type (), &type_info);
+	}
+	
+	return type;
+}
+
+static void
+filter_input_class_init (FilterInputClass *class)
+{
+	GtkObjectClass *object_class;
+	FilterElementClass *filter_element = (FilterElementClass *)class;
+
+	object_class = (GtkObjectClass *)class;
+	parent_class = gtk_type_class(filter_element_get_type ());
+
+	object_class->finalize = filter_input_finalise;
+
+	/* override methods */
+	filter_element->xml_create = xml_create;
+	filter_element->xml_encode = xml_encode;
+	filter_element->xml_decode = xml_decode;
+	filter_element->get_widget = get_widget;
+	filter_element->build_code = build_code;
+	filter_element->format_sexp = format_sexp;
+
+	/* signals */
+
+	gtk_object_class_add_signals(object_class, signals, LAST_SIGNAL);
+}
+
+static void
+filter_input_init (FilterInput *o)
+{
+	o->priv = g_malloc0(sizeof(*o->priv));
+}
+
+static void
+filter_input_finalise(GtkObject *obj)
+{
+	FilterInput *o = (FilterInput *)obj;
+
+	o = o;
+
+        ((GtkObjectClass *)(parent_class))->finalize(obj);
+}
+
+/**
+ * filter_input_new:
+ *
+ * Create a new FilterInput object.
+ * 
+ * Return value: A new #FilterInput object.
+ **/
+FilterInput *
+filter_input_new(void)
+{
+	FilterInput *o = (FilterInput *)gtk_type_new(filter_input_get_type ());
+	return o;
+}
+
+FilterInput	*filter_input_new_type_name	(const char *type)
+{
+	FilterInput *o = filter_input_new();
+	o->type = g_strdup(type);
+
+	d(printf("new type %s = %p\n", type, o));
+	return o;
+}
+
+static void xml_create(FilterElement *fe, xmlNodePtr node)
+{
+	/* parent implementation */
+        ((FilterElementClass *)(parent_class))->xml_create(fe, node);
+	
+}
+
+static xmlNodePtr xml_encode(FilterElement *fe)
+{
+	xmlNodePtr value;
+	GList *l;
+	FilterInput *fi = (FilterInput *)fe;
+	char *type;
+
+	type = fi->type?fi->type:"string";
+
+	d(printf("Encoding %s as xml\n", type));
+
+	value = xmlNewNode(NULL, "value");
+	xmlSetProp(value, "name", fe->name);
+	xmlSetProp(value, "type", type);
+	l = fi->values;
+	while (l) {
+                xmlNodePtr cur;
+		char *str = l->data;
+
+                cur = xmlNewChild(value, NULL, type, NULL);
+		xmlNodeSetContent(cur, str);
+                l = g_list_next(l);
+	}
+	return value;
+}
+
+static int xml_decode(FilterElement *fe, xmlNodePtr node)
+{
+	FilterInput *fi = (FilterInput *)fe;
+	char *name, *str, *type;
+	xmlNodePtr n;
+
+	type = fi->type?fi->type:"string";
+
+	d(printf("Decoding %s from xml %p\n", type, fe));
+
+	name = xmlGetProp(node, "name");
+	d(printf("Name = %s\n", name));
+	fe->name = name;
+	fi->type = xmlGetProp(node, "type");
+	n = node->childs;
+	while (n) {
+		if (!strcmp(n->name, type)) {
+			str = xmlNodeGetContent(n);
+			d(printf("  '%s'\n", str));
+			fi->values = g_list_append(fi->values, str);
+		} else {
+			g_warning("Unknown node type '%s' encountered decoding a %s\n", n->name, type);
+		}
+		n = n->next;
+	}
+	return 0;
+}
+
+static void entry_changed(GtkEntry *entry, FilterElement *fe)
+{
+	char *new;
+	FilterInput *fi = (FilterInput *)fe;
+	GList *l;
+
+	new = gtk_entry_get_text(entry);
+
+	/* NOTE: entry only supports a single value ... */
+	l = fi->values;
+	while (l) {
+		g_free(l->data);
+		l = g_list_next(l);
+	}
+	g_list_free(fi->values);
+
+	fi->values = g_list_append(NULL, g_strdup(new));
+}
+
+static GtkWidget *get_widget(FilterElement *fe)
+{
+	GtkEntry *entry;
+	FilterInput *fi = (FilterInput *)fe;
+
+	entry = (GtkEntry *)gtk_entry_new();
+	if (fi->values && fi->values->data) {
+		gtk_entry_set_text(entry, fi->values->data);
+	}
+	gtk_signal_connect((GtkObject *)entry, "changed", entry_changed, fe);
+	return (GtkWidget *)entry;
+}
+
+static void build_code(FilterElement *fe, GString *out, struct _FilterPart *ff)
+{
+	return;
+}
+
+static void format_sexp(FilterElement *fe, GString *out)
+{
+	GList *l;
+	FilterInput *fi = (FilterInput *)fe;
+
+	l = fi->values;
+	while (l) {
+		e_sexp_encode_string(out, l->data);
+		l = g_list_next(l);
+	}
+}