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-rw-r--r--widgets/e-minicard/e-reflow-sorted.c185
1 files changed, 185 insertions, 0 deletions
diff --git a/widgets/e-minicard/e-reflow-sorted.c b/widgets/e-minicard/e-reflow-sorted.c
new file mode 100644
index 0000000000..696efe454a
--- /dev/null
+++ b/widgets/e-minicard/e-reflow-sorted.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * e-reflow-sorted.c
+ * Copyright (C) 2000 Helix Code, Inc.
+ * Author: Chris Lahey <clahey@helixcode.com>
+ *
+ * This library 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 library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <gnome.h>
+#include <math.h>
+#include "e-reflow-sorted.h"
+#include "e-canvas-utils.h"
+#include "e-canvas.h"
+#include "e-util.h"
+#include <glib.h>
+static void e_reflow_sorted_init (EReflowSorted *card);
+static void e_reflow_sorted_class_init (EReflowSortedClass *klass);
+static void e_reflow_sorted_set_arg (GtkObject *o, GtkArg *arg, guint arg_id);
+static void e_reflow_sorted_get_arg (GtkObject *object, GtkArg *arg, guint arg_id);
+static void e_reflow_sorted_add_item(EReflow *e_reflow, GnomeCanvasItem *item);
+
+static EReflowClass *parent_class = NULL;
+
+/* The arguments we take */
+enum {
+ ARG_0,
+ ARG_COMPARE_FUNC,
+ ARG_STRING_FUNC
+};
+
+GtkType
+e_reflow_sorted_get_type (void)
+{
+ static GtkType reflow_type = 0;
+
+ if (!reflow_type)
+ {
+ static const GtkTypeInfo reflow_info =
+ {
+ "EReflowSorted",
+ sizeof (EReflowSorted),
+ sizeof (EReflowSortedClass),
+ (GtkClassInitFunc) e_reflow_sorted_class_init,
+ (GtkObjectInitFunc) e_reflow_sorted_init,
+ /* reserved_1 */ NULL,
+ /* reserved_2 */ NULL,
+ (GtkClassInitFunc) NULL,
+ };
+
+ reflow_type = gtk_type_unique (e_reflow_get_type (), &reflow_info);
+ }
+
+ return reflow_type;
+}
+
+static void
+e_reflow_sorted_class_init (EReflowSortedClass *klass)
+{
+ GtkObjectClass *object_class;
+ EReflowClass *reflow_class;
+
+ object_class = (GtkObjectClass*) klass;
+ reflow_class = E_REFLOW_CLASS (klass);
+
+ parent_class = gtk_type_class (e_reflow_get_type ());
+
+ gtk_object_add_arg_type ("EReflowSorted::compare_func", GTK_TYPE_POINTER,
+ GTK_ARG_READWRITE, ARG_COMPARE_FUNC);
+ gtk_object_add_arg_type ("EReflowSorted::string_func", GTK_TYPE_POINTER,
+ GTK_ARG_READWRITE, ARG_STRING_FUNC);
+
+ reflow_class->add_item = e_reflow_sorted_add_item;
+
+ object_class->set_arg = e_reflow_sorted_set_arg;
+ object_class->get_arg = e_reflow_sorted_get_arg;
+}
+
+static void
+e_reflow_sorted_init (EReflowSorted *reflow)
+{
+ reflow->compare_func = NULL;
+ reflow->string_func = NULL;
+}
+
+static void
+e_reflow_sorted_set_arg (GtkObject *o, GtkArg *arg, guint arg_id)
+{
+ GnomeCanvasItem *item;
+ EReflowSorted *e_reflow_sorted;
+
+ item = GNOME_CANVAS_ITEM (o);
+ e_reflow_sorted = E_REFLOW_SORTED (o);
+
+ switch (arg_id){
+ case ARG_COMPARE_FUNC:
+ e_reflow_sorted->compare_func = GTK_VALUE_POINTER (*arg);
+ break;
+ case ARG_STRING_FUNC:
+ e_reflow_sorted->string_func = GTK_VALUE_POINTER (*arg);
+ break;
+ }
+}
+
+static void
+e_reflow_sorted_get_arg (GtkObject *object, GtkArg *arg, guint arg_id)
+{
+ EReflowSorted *e_reflow_sorted;
+
+ e_reflow_sorted = E_REFLOW_SORTED (object);
+
+ switch (arg_id) {
+ case ARG_COMPARE_FUNC:
+ GTK_VALUE_POINTER (*arg) = e_reflow_sorted->compare_func;
+ break;
+ case ARG_STRING_FUNC:
+ GTK_VALUE_POINTER (*arg) = e_reflow_sorted->string_func;
+ break;
+ default:
+ arg->type = GTK_TYPE_INVALID;
+ break;
+ }
+}
+
+void
+e_reflow_sorted_remove_item(EReflowSorted *e_reflow_sorted, const gchar *id)
+{
+ if (e_reflow_sorted->string_func) {
+ EReflow *reflow = E_REFLOW(e_reflow_sorted);
+ GList *list;
+ for (list = reflow->items; list; list = g_list_next(list)) {
+ GnomeCanvasItem *item = list->data;
+ char *string = e_reflow_sorted->string_func (item);
+ if (string && !strcmp(string, id)) {
+ reflow->items = g_list_remove_link(reflow->items, list);
+ g_list_free_1(list);
+ gtk_object_destroy(GTK_OBJECT(item));
+ if ( GTK_OBJECT_FLAGS( e_reflow_sorted ) & GNOME_CANVAS_ITEM_REALIZED ) {
+ e_canvas_item_request_reflow(item);
+ }
+ return;
+ }
+ }
+ }
+}
+
+void
+e_reflow_sorted_replace_item(EReflowSorted *e_reflow_sorted, GnomeCanvasItem *item)
+{
+ if (e_reflow_sorted->string_func) {
+ char *string = e_reflow_sorted->string_func (item);
+ e_reflow_sorted_remove_item(e_reflow_sorted, string);
+ e_reflow_sorted_add_item(E_REFLOW(e_reflow_sorted), item);
+ }
+}
+
+
+static void
+e_reflow_sorted_add_item(EReflow *reflow, GnomeCanvasItem *item)
+{
+ EReflowSorted *e_reflow_sorted = E_REFLOW_SORTED(reflow);
+ if ( e_reflow_sorted->compare_func ) {
+ reflow->items = g_list_insert_sorted(reflow->items, item, e_reflow_sorted->compare_func);
+
+ if ( GTK_OBJECT_FLAGS( e_reflow_sorted ) & GNOME_CANVAS_ITEM_REALIZED ) {
+ gnome_canvas_item_set(item,
+ "width", (double) reflow->column_width,
+ NULL);
+ e_canvas_item_request_reflow(item);
+ }
+ }
+}