feat: 添加ElaWidgetTool库

ElaWidgetTools/DeveloperComponents/ElaBreadcrumbBarModel.cpp

@@ -0,0 +1,112 @@
+#include "ElaBreadcrumbBarModel.h"
+
+ElaBreadcrumbBarModel::ElaBreadcrumbBarModel(QObject* parent)
+    : QAbstractListModel{parent}
+{
+}
+
+ElaBreadcrumbBarModel::~ElaBreadcrumbBarModel()
+{
+}
+
+int ElaBreadcrumbBarModel::rowCount(const QModelIndex& parent) const
+{
+    if (!_breadcrumbList.isEmpty())
+    {
+        return _breadcrumbList.count() * 2 - 1;
+    }
+    return 0;
+}
+
+QVariant ElaBreadcrumbBarModel::data(const QModelIndex& index, int role) const
+{
+    if (role == Qt::DisplayRole)
+    {
+        if (index.row() % 2 == 0)
+        {
+            return _breadcrumbList[index.row() / 2];
+        }
+        else
+        {
+            return ">";
+        }
+    }
+    else if (role == Qt::UserRole)
+    {
+        if (index.row() == _breadcrumbList.count() * 2 - 2 || index.row() == _breadcrumbList.count() * 2 - 3)
+        {
+            return QString("LastBreadcrumb");
+        }
+    }
+    return QVariant();
+}
+
+void ElaBreadcrumbBarModel::appendBreadcrumb(QString breadcrumb)
+{
+    if (!breadcrumb.isEmpty())
+    {
+        if (_breadcrumbList.count() && _breadcrumbList.last() == breadcrumb)
+        {
+            return;
+        }
+        if (_breadcrumbList.count() >= 2 && _breadcrumbList[_breadcrumbList.count() - 2] == breadcrumb)
+        {
+            beginResetModel();
+            _breadcrumbList.removeLast();
+            endResetModel();
+            return;
+        }
+        beginResetModel();
+        _breadcrumbList.append(breadcrumb);
+        endResetModel();
+    }
+}
+
+void ElaBreadcrumbBarModel::removeBreadcrumb(QString breadcrumb)
+{
+    if (_breadcrumbList.contains(breadcrumb))
+    {
+        beginResetModel();
+        _breadcrumbList.removeAt(_breadcrumbList.lastIndexOf(breadcrumb));
+        endResetModel();
+    }
+}
+
+void ElaBreadcrumbBarModel::removeBreadcrumb(int index)
+{
+    if (index >= _breadcrumbList.count())
+    {
+        return;
+    }
+    beginResetModel();
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+    _breadcrumbList.remove(index, _breadcrumbList.count() - index);
+#else
+    for (int i = _breadcrumbList.count() - 1; i >= 0; i--)
+    {
+        if (i < index)
+        {
+            break;
+        }
+        _breadcrumbList.removeAt(i);
+    }
+#endif
+    endResetModel();
+}
+
+void ElaBreadcrumbBarModel::setBreadcrumbList(QStringList breadcrumbList)
+{
+    beginResetModel();
+    this->_breadcrumbList = breadcrumbList;
+    endResetModel();
+}
+
+int ElaBreadcrumbBarModel::getBreadcrumbListCount()
+{
+    return _breadcrumbList.count();
+}
+
+QStringList ElaBreadcrumbBarModel::getBreadcrumbList()
+{
+    return _breadcrumbList;
+}