Gui: Move ToolBarAreaWidget to its own files

Since ToolBarAreaWidget is not a private class any more move its declaration and definition to their own source files.

src/Gui/ToolBarAreaWidget.cpp

@@ -0,0 +1,137 @@
+/***************************************************************************
+ *   Copyright (c) 2024 Kacper Donat <kacper@kadet.net>                    *
+ *                                                                         *
+ *   This file is part of FreeCAD.                                         *
+ *                                                                         *
+ *   FreeCAD 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 2.1 of the  *
+ *   License, or (at your option) any later version.                       *
+ *                                                                         *
+ *   FreeCAD 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 FreeCAD. If not, see                               *
+ *   <https://www.gnu.org/licenses/>.                                      *
+ *                                                                         *
+ ***************************************************************************/
+
+#include "PreCompiled.h"
+#ifndef _PreComp_
+#include <QHBoxLayout>
+#include <QTimer>
+#endif
+
+#include "MainWindow.h"
+#include "ToolBarAreaWidget.h"
+#include <Base/Tools.h>
+
+using namespace Gui;
+
+ToolBarAreaWidget::ToolBarAreaWidget(QWidget* parent,
+                                     ToolBarArea area,
+                                     const ParameterGrp::handle& hParam,
+                                     boost::signals2::scoped_connection& conn,
+                                     QTimer* timer)
+    : QWidget(parent)
+    , _sizingTimer(timer)
+    , _hParam(hParam)
+    , _conn(conn)
+    , _area(area)
+{
+    _layout = new QHBoxLayout(this);
+    _layout->setContentsMargins(QMargins());
+}
+
+void ToolBarAreaWidget::addWidget(QWidget* widget)
+{
+    // if widget already exist don't do anything
+    if (_layout->indexOf(widget) >= 0) {
+        return;
+    }
+
+    _layout->addWidget(widget);
+    adjustParent();
+
+    QString name = widget->objectName();
+
+    if (!name.isEmpty()) {
+        Base::ConnectionBlocker block(_conn);
+        _hParam->SetInt(widget->objectName().toUtf8().constData(), _layout->count() - 1);
+    }
+}
+
+void ToolBarAreaWidget::insertWidget(int index, QWidget* widget)
+{
+    int currentIndex = _layout->indexOf(widget);
+
+    // we are inserting widget at the same place, this is no-op
+    if (currentIndex == index) {
+        return;
+    }
+
+    // widget already exists in the area, we need to first remove it and then recreate
+    if (currentIndex > 0) {
+        _layout->removeWidget(widget);
+    }
+
+    _layout->insertWidget(index, widget);
+
+    adjustParent();
+    saveState();
+}
+
+void ToolBarAreaWidget::removeWidget(QWidget* widget)
+{
+    _layout->removeWidget(widget);
+
+    QString name = widget->objectName();
+    if (!name.isEmpty()) {
+        Base::ConnectionBlocker block(_conn);
+        _hParam->RemoveInt(name.toUtf8().constData());
+    }
+
+    adjustParent();
+}
+
+void ToolBarAreaWidget::adjustParent()
+{
+    if (_sizingTimer) {
+        _sizingTimer->start(10);
+    }
+}
+
+void ToolBarAreaWidget::saveState()
+{
+    Base::ConnectionBlocker block(_conn);
+
+    for (auto &v : _hParam->GetIntMap()) {
+        _hParam->RemoveInt(v.first.c_str());
+    }
+
+    foreachToolBar([this](QToolBar *toolbar, int idx, ToolBarAreaWidget*) {
+        _hParam->SetInt(toolbar->objectName().toUtf8().constData(), idx);
+    });
+}
+
+void ToolBarAreaWidget::restoreState(const std::map<int, QToolBar*>& toolbars)
+{
+    for (const auto &[index, toolbar] : toolbars) {
+        bool visible = toolbar->isVisible();
+        getMainWindow()->removeToolBar(toolbar);
+        toolbar->setOrientation(Qt::Horizontal);
+        insertWidget(index, toolbar);
+        toolbar->setVisible(visible);
+    }
+
+    for (const auto &[name, visible] : _hParam->GetBoolMap()) {
+        auto widget = findChild<QWidget*>(QString::fromUtf8(name.c_str()));
+
+        if (widget) {
+            widget->setVisible(visible);
+        }
+    }
+}