Add RemoveItemFocusDelegate and use it in SearchEnginesDialog

src/lib/opensearch/searchenginesdialog.cpp

@@ -1,6 +1,6 @@
 /* ============================================================
-* QupZilla - WebKit based browser
+* QupZilla - Qt web browser
-* Copyright (C) 2010-2014  David Rosca <nowrep@gmail.com>
+* Copyright (C) 2010-2017 David Rosca <nowrep@gmail.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
@@ -19,6 +19,8 @@
 #include "ui_searchenginesdialog.h"
 #include "editsearchengine.h"
 #include "mainapplication.h"
+#include "removeitemfocusdelegate.h"
+
 #include <QMessageBox>
 
 SearchEnginesDialog::SearchEnginesDialog(QWidget* parent)
@@ -40,6 +42,7 @@ SearchEnginesDialog::SearchEnginesDialog(QWidget* parent)
 
     connect(ui->treeWidget, SIGNAL(itemDoubleClicked(QTreeWidgetItem*,int)), this, SLOT(editEngine()));
 
+    ui->treeWidget->setItemDelegate(new RemoveItemFocusDelegate(ui->treeWidget));
     ui->treeWidget->sortByColumn(-1);
     reloadEngines();
 }

src/lib/tools/removeitemfocusdelegate.cpp

@@ -0,0 +1,30 @@
+/* ============================================================
+* QupZilla - Qt web browser
+* Copyright (C) 2017 David Rosca <nowrep@gmail.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 3 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, see <http://www.gnu.org/licenses/>.
+* ============================================================ */
+#include "removeitemfocusdelegate.h"
+
+RemoveItemFocusDelegate::RemoveItemFocusDelegate(QObject *parent)
+    : QStyledItemDelegate(parent)
+{
+}
+
+void RemoveItemFocusDelegate::paint(QPainter* painter, const QStyleOptionViewItem & option, const QModelIndex &index) const
+{
+    QStyleOptionViewItem opt = option;
+    opt.state &= ~QStyle::State_HasFocus;
+    QStyledItemDelegate::paint(painter, opt, index);
+}

src/lib/tools/removeitemfocusdelegate.h

@@ -0,0 +1,32 @@
+/* ============================================================
+* QupZilla - Qt web browser
+* Copyright (C) 2017 David Rosca <nowrep@gmail.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 3 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, see <http://www.gnu.org/licenses/>.
+* ============================================================ */
+#ifndef REMOVEITEMFOCUSDELEGATE_H
+#define REMOVEITEMFOCUSDELEGATE_H
+
+#include <QStyledItemDelegate>
+
+class RemoveItemFocusDelegate : public QStyledItemDelegate
+{
+public:
+    explicit RemoveItemFocusDelegate(QObject *parent = nullptr);
+
+private:
+    void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
+};
+
+#endif // REMOVEITEMFOCUSDELEGATE_H