1 files changed, 76 insertions, 0 deletions
diff --git a/src/selectionmode/actionwithwidget.cpp b/src/selectionmode/actionwithwidget.cpp
new file mode 100644
index 000000000..8e82a37bf
--- /dev/null
+++ b/src/selectionmode/actionwithwidget.cpp
@@ -0,0 +1,76 @@
+/*
+    This file is part of the KDE project
+    SPDX-FileCopyrightText: 2022 Felix Ernst <[email protected]>
+
+    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
+*/
+
+#include "actionwithwidget.h"
+
+#include <QAbstractButton>
+#include <QFrame>
+#include <QPushButton>
+#include <QToolButton>
+
+ActionWithWidget::ActionWithWidget(QAction *action) :
+    m_action{action}
+{   }
+
+ActionWithWidget::ActionWithWidget(QAction *action, QAbstractButton *button) :
+    m_action{action},
+    m_widget{button}
+{
+    copyActionDataToButton(button, action);
+}
+
+QWidget *ActionWithWidget::newWidget(QWidget *parent)
+{
+    Q_CHECK_PTR(m_action);
+    Q_ASSERT(!m_widget);
+
+    if (m_action->isSeparator()) {
+        auto line = new QFrame(parent);
+        line->setFrameShape(QFrame::VLine);
+        line->setFrameShadow(QFrame::Sunken);
+
+        m_widget = line;
+    } else {
+        m_widget = newButtonForAction(m_action, parent);
+    }
+    return m_widget;
+}
+
+QAbstractButton *newButtonForAction(QAction *action, QWidget *parent)
+{
+    Q_CHECK_PTR(action);
+    Q_ASSERT(!action->isSeparator());
+
+    if (action->priority() == QAction::LowPriority) {
+        // We don't want the low priority actions to be displayed icon-only so we need trickery.
+        auto button = new QPushButton(parent);
+        copyActionDataToButton(static_cast<QAbstractButton *>(button), action);
+        button->setMinimumWidth(0);
+        return button;
+    }
+
+    auto *toolButton = new QToolButton(parent);
+    toolButton->setToolButtonStyle(Qt::ToolButtonStyle::ToolButtonTextBesideIcon);
+    toolButton->setDefaultAction(action);
+    toolButton->setPopupMode(QToolButton::ToolButtonPopupMode::InstantPopup);
+    toolButton->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
+    toolButton->setMinimumWidth(0);
+    return toolButton;
+}
+
+void copyActionDataToButton(QAbstractButton *button, QAction *action)
+{
+    button->setText(action->text());
+    button->setIcon(action->icon());
+    button->setToolTip(action->toolTip());
+    button->setWhatsThis(action->whatsThis());
+
+    button->setVisible(action->isVisible());
+    button->setEnabled(action->isEnabled());
+
+    QObject::connect(button, &QAbstractButton::clicked, action, &QAction::trigger);
+}