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authorSam Creasey <sammy@oh.verio.com>2001-07-03 10:54:48 +0800
committerSam Creasy <sammy@src.gnome.org>2001-07-03 10:54:48 +0800
commit793f0a6b869f1f934c0ea51ee762fed384180619 (patch)
treef4cbb1cd8fdcd976d5bb49303dd446fe99f4b0ca /filter/filter-int.c
parent7cd517dc60d56c2203d82faffaf40dc5cc7aed5a (diff)
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Added an integer type for filtering values. used for size.
2001-07-02 Sam Creasey <sammy@oh.verio.com> * filter-int.c: Added an integer type for filtering values. used for size. * Makefile.am (SOURCES): added filter-int.c, filter-int.h * filtertypes.xml: added a part entry for size based filters svn path=/trunk/; revision=10717
Diffstat (limited to 'filter/filter-int.c')
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1 files changed, 229 insertions, 0 deletions
diff --git a/filter/filter-int.c b/filter/filter-int.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Ripped off by Sam Creasey <sammy@oh.verio.com> from filter-score by:
+ *
+ * Authors: Jeffrey Stedfast <fejj@helixcode.com>
+ *
+ * Copyright 2000 Helix Code, Inc. (www.helixcode.com)
+ *
+ * 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 Street #330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <gtk/gtksignal.h>
+#include <gtk/gtkspinbutton.h>
+
+#include "e-util/e-sexp.h"
+#include "filter-int.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_int_class_init (FilterIntClass *class);
+static void filter_int_init (FilterInt *gspaper);
+static void filter_int_finalise (GtkObject *obj);
+
+#define _PRIVATE(x) (((FilterInt *)(x))->priv)
+
+struct _FilterIntPrivate {
+};
+
+static FilterElementClass *parent_class;
+
+enum {
+ LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL] = { 0 };
+
+guint
+filter_int_get_type (void)
+{
+ static guint type = 0;
+
+ if (!type) {
+ GtkTypeInfo type_info = {
+ "FilterInt",
+ sizeof (FilterInt),
+ sizeof (FilterIntClass),
+ (GtkClassInitFunc) filter_int_class_init,
+ (GtkObjectInitFunc) filter_int_init,
+ (GtkArgSetFunc) NULL,
+ (GtkArgGetFunc) NULL
+ };
+
+ type = gtk_type_unique (filter_element_get_type (), &type_info);
+ }
+
+ return type;
+}
+
+static void
+filter_int_class_init (FilterIntClass *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_int_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_int_init (FilterInt *o)
+{
+ o->priv = g_malloc0 (sizeof (*o->priv));
+}
+
+static void
+filter_int_finalise(GtkObject *obj)
+{
+ FilterInt *o = (FilterInt *)obj;
+
+ o = o;
+
+ ((GtkObjectClass *)(parent_class))->finalize(obj);
+}
+
+/**
+ * filter_int_new:
+ *
+ * Create a new FilterInt object.
+ *
+ * Return value: A new #FilterInt object.
+ **/
+FilterInt *
+filter_int_new (void)
+{
+ FilterInt *o = (FilterInt *)gtk_type_new(filter_int_get_type ());
+ 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;
+ FilterInt *fs = (FilterInt *)fe;
+ char *intval;
+
+ d(printf("Encoding integer as xml\n"));
+
+ value = xmlNewNode (NULL, "value");
+ xmlSetProp (value, "name", fe->name);
+ xmlSetProp (value, "type", "integer");
+
+ intval = g_strdup_printf ("%d", fs->val);
+ xmlSetProp (value, "integer", intval);
+ g_free (intval);
+
+ return value;
+}
+
+static int
+xml_decode (FilterElement *fe, xmlNodePtr node)
+{
+ FilterInt *fs = (FilterInt *)fe;
+ char *name;
+ char *intval;
+
+ d(printf("Decoding integer from xml %p\n", fe));
+
+ name = xmlGetProp (node, "name");
+ d(printf ("Name = %s\n", name));
+ xmlFree (fe->name);
+ fe->name = name;
+ intval = xmlGetProp (node, "integer");
+ if (intval) {
+ fs->val = atoi (intval);
+ xmlFree (intval);
+ } else
+ fs->val = 0;
+
+ return 0;
+}
+
+static void
+spin_changed (GtkWidget *spin, FilterElement *fe)
+{
+ FilterInt *fs = (FilterInt *)fe;
+
+ fs->val = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (spin));
+}
+
+static GtkWidget *
+get_widget (FilterElement *fe)
+{
+ GtkWidget *spin;
+ GtkObject *adjustment;
+ FilterInt *fs = (FilterInt *)fe;
+
+ adjustment = gtk_adjustment_new (0.0, 0.0, (gfloat)G_MAXINT,
+ 1.0, 1.0, 1.0);
+ spin = gtk_spin_button_new (GTK_ADJUSTMENT (adjustment), 5.0, 0);
+ gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spin), TRUE);
+
+ if (fs->val) {
+ gtk_spin_button_set_value (GTK_SPIN_BUTTON (spin), (gfloat) fs->val);
+ }
+
+ gtk_signal_connect (GTK_OBJECT (spin), "changed", spin_changed, fe);
+
+ return spin;
+}
+
+static void
+build_code (FilterElement *fe, GString *out, struct _FilterPart *ff)
+{
+ return;
+}
+
+static void
+format_sexp (FilterElement *fe, GString *out)
+{
+ FilterInt *fs = (FilterInt *)fe;
+
+ g_string_append(out, g_strdup_printf("%d", fs->val));
+}