Add abakus

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/abakus@1071969 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 135 insertions, 0 deletions

diff --git a/src/resultlistviewtext.cpp b/src/resultlistviewtext.cpp
new file mode 100644
index 0000000..cbf7bfb
--- /dev/null
+++ b/src/resultlistviewtext.cpp
@@ -0,0 +1,135 @@
+/*
+ * resultlistviewtext.cpp - part of abakus
+ * Copyright (C) 2004, 2005 Michael Pyne <michael.pyne@kdemail.net>
+ *
+ * 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 Place, Suite 330, Boston, MA  02110-1301  USA
+ */
+#include <kdebug.h>
+
+#include <qregexp.h>
+#include <qpainter.h>
+#include <qfontmetrics.h>
+#include <qfont.h>
+#include <qpalette.h>
+
+#include "resultlistviewtext.h"
+
+using namespace ResultList;
+
+ResultListViewText::ResultListViewText(KListView *listView,
+                                     const QString &text,
+				     const QString &result,
+				     ResultListViewText *after,
+				     bool isError)
+    : KListViewItem(listView, after, text, result), m_text(text),
+      m_result(result), m_wasError(isError), m_stackPosition(0)
+{
+    // This is some kind of non-result answer, don't bother worrying about the
+    // stack status, it hasn't changed.
+}
+
+ResultListViewText::ResultListViewText(KListView *listView,
+                                     const QString &text,
+				     const Abakus::number_t &result,
+				     ResultListViewText *after,
+				     bool isError)
+    : KListViewItem(listView, after, text), m_text(text),
+      m_result(result.toString()), m_wasError(isError), m_stackPosition(0),
+      m_value(result)
+{
+    if(after) {
+	ResultListViewText *item = static_cast<ResultListViewText *>(listView->firstChild());
+	for (; item && item != this; item = static_cast<ResultListViewText *>(item->itemBelow())) {
+	    if(!item->wasError()) {
+		item->setStackPosition(item->stackPosition() + 1);
+		item->repaint();
+	    }
+	}
+    }
+
+    setStackPosition(0);
+
+    // Call this manually to be rid of trailing zeroes.
+    setText(ResultColumn, m_value.toString());
+}
+
+void ResultListViewText::setStackPosition(unsigned pos)
+{
+    setText(ShortcutColumn, QString("$%1").arg(pos));
+    m_stackPosition = pos;
+}
+
+void ResultListViewText::precisionChanged()
+{
+    if(m_wasError)
+	return;
+
+    m_result = m_value.toString();
+    setText(ResultColumn, m_result);
+}
+
+void ResultListViewText::paintCell(QPainter *p, const QColorGroup &cg, int column, int width, int align)
+{
+    QColorGroup group(cg);
+
+    // XXX: The Qt::red may not provide good contrast with weird color schemes.
+    // If so I apologize.
+    if(m_wasError && column == ResultColumn)
+	group.setColor(QColorGroup::Text, m_result == "OK" ? cg.link() : Qt::red);
+
+    if(column == ResultColumn) {
+	QFont f = p->font();
+	f.setBold(true);
+	p->setFont(f);
+    }
+
+    if(column == ShortcutColumn) {
+	QFont f = p->font();
+	f.setItalic(true);
+	f.setPointSize(QMIN(f.pointSize() * 9 / 11, 10));
+	p->setFont(f);
+    }
+
+    KListViewItem::paintCell(p, group, column, width, align);
+}
+
+int ResultListViewText::width(const QFontMetrics &fm, const QListView *lv, int c) const
+{
+    // Simulate painting the text to get accurate results.
+    if(c == ResultColumn) {
+	QFont f = lv->font();
+	f.setBold(true);
+	return KListViewItem::width(QFontMetrics(f), lv, c);
+    }
+
+    if(c == ShortcutColumn) {
+	QFont f = lv->font();
+	f.setItalic(true);
+	f.setPointSize(QMIN(f.pointSize() * 9 / 11, 10));
+	return KListViewItem::width(QFontMetrics(f), lv, c);
+    }
+
+    return KListViewItem::width(fm, lv, c);
+}
+
+void ResultListViewText::setText(int column, const QString &text)
+{
+    if(!m_wasError && column == ResultColumn) {
+	KListViewItem::setText(column, m_value.toString());
+	return;
+    }
+
+    KListViewItem::setText(column, text);
+}