1 files changed, 160 insertions, 0 deletions
diff --git a/e-util/e-cell-percent.c b/e-util/e-cell-percent.c
new file mode 100644
index 0000000000..81465d5a62
--- /dev/null
+++ b/e-util/e-cell-percent.c
@@ -0,0 +1,160 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) version 3.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ *
+ * Authors:
+ *		Damon Chaplin <damon@ximian.com>
+ *
+ * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
+ *
+ */
+
+/*
+ * ECellPercent - a subclass of ECellText used to show an integer percentage
+ * in an ETable.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <ctype.h>
+
+#include <sys/time.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <glib/gi18n.h>
+
+#include "e-cell-percent.h"
+
+G_DEFINE_TYPE (ECellPercent, e_cell_percent, E_TYPE_CELL_TEXT)
+
+static gchar *
+ecp_get_text (ECellText *cell,
+              ETableModel *model,
+              gint col,
+              gint row)
+{
+	gint percent;
+	static gchar buffer[8];
+
+	percent = GPOINTER_TO_INT (e_table_model_value_at (model, col, row));
+
+	/* A -ve value means the property is not set. */
+	if (percent < 0) {
+		buffer[0] = '\0';
+	} else {
+		g_snprintf (buffer, sizeof (buffer), "%i%%", percent);
+	}
+
+	return buffer;
+}
+
+static void
+ecp_free_text (ECellText *cell,
+               gchar *text)
+{
+	/* Do Nothing. */
+}
+
+/* FIXME: We need to set the "transient_for" property for the dialog. */
+static void
+show_percent_warning (void)
+{
+	GtkWidget *dialog;
+
+	dialog = gtk_message_dialog_new (
+		NULL, 0,
+		GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
+		"%s", _("The percent value must be between 0 and 100, inclusive"));
+	gtk_dialog_run (GTK_DIALOG (dialog));
+	gtk_widget_destroy (dialog);
+}
+
+static void
+ecp_set_value (ECellText *cell,
+               ETableModel *model,
+               gint col,
+               gint row,
+               const gchar *text)
+{
+	gint matched, percent;
+	gboolean empty = TRUE;
+	const gchar *p;
+
+	if (text) {
+		p = text;
+		while (*p) {
+			if (!isspace ((guchar) *p)) {
+				empty = FALSE;
+				break;
+			}
+			p++;
+		}
+	}
+
+	if (empty) {
+		percent = -1;
+	} else {
+		matched = sscanf (text, "%i", &percent);
+
+		if (matched != 1 || percent < 0 || percent > 100) {
+			show_percent_warning ();
+			return;
+		}
+	}
+
+	e_table_model_set_value_at (
+		model, col, row,
+		GINT_TO_POINTER (percent));
+}
+
+static void
+e_cell_percent_class_init (ECellPercentClass *ecpc)
+{
+	ECellTextClass *ectc = (ECellTextClass *) ecpc;
+
+	ectc->get_text  = ecp_get_text;
+	ectc->free_text = ecp_free_text;
+	ectc->set_value = ecp_set_value;
+}
+
+static void
+e_cell_percent_init (ECellPercent *ecp)
+{
+}
+
+/**
+ * e_cell_percent_new:
+ * @fontname: font to be used to render on the screen
+ * @justify: Justification of the string in the cell.
+ *
+ * Creates a new ECell renderer that can be used to render an integer
+ * percentage that comes from the model.  The value returned from the model is
+ * interpreted as being an int.
+ *
+ * See ECellText for other features.
+ *
+ * Returns: an ECell object that can be used to render numbers.
+ */
+ECell *
+e_cell_percent_new (const gchar *fontname,
+                    GtkJustification justify)
+{
+	ECellPercent *ecn = g_object_new (E_TYPE_CELL_PERCENT, NULL);
+
+	e_cell_text_construct (E_CELL_TEXT (ecn), fontname, justify);
+
+	return (ECell *) ecn;
+}