实现双击‘属性组’节点打开属性数据展示面板

CMakeLists.txt

@@ -19,7 +19,7 @@ set(CMAKE_AUTOUIC_SEARCH_PATHS "ui")
 set(H_HEADER_FILES
     include/global.h
     include/logger.h
-    include/mainWindow.h
+    include/mainwindow.h
     include/dbManager.h
     include/dbBrowser.h
     include/dbStructureNode.h
@@ -32,13 +32,15 @@ set(H_HEADER_FILES
     include/customMenu.h
     include/modelInfoEditDialog.h
     include/sqlQueryExecutor.h
+    include/attributeTableModel.h
+    include/attributeView.h
 )
 
 set(CPP_SOURCE_FILES
     source/main.cpp
     source/global.cpp
     source/logger.cpp
-    source/mainWindow.cpp
+    source/mainwindow.cpp
     source/dbManager.cpp
     source/dbBrowser.cpp
     source/dbStructureNode.cpp
@@ -51,10 +53,12 @@ set(CPP_SOURCE_FILES
     source/customMenu.cpp
     source/modelInfoEditDialog.cpp
     source/sqlQueryExecutor.cpp
+    source/attributeTableModel.cpp
+    source/attributeView.cpp
 )
 
 set(UI_FILES
-    ui/mainWindow.ui
+    ui/mainwindow.ui
     ui/dbBrowser.ui
     ui/connectionDialog.ui
     ui/messageDialog.ui

CMakeLists.txt.user

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 13.0.2, 2025-03-12T22:30:36. -->
+<!-- Written by QtCreator 13.0.2, 2025-03-19T08:46:05. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>

include/attributeTableModel.h

@@ -0,0 +1,80 @@
+#ifndef ATTRIBUTETABLEMODEL_H
+#define ATTRIBUTETABLEMODEL_H
+
+/**
+ * @brief 用来处理attribute数据的Model类
+ *
+ * 基本功能包括：
+ * 1、可以自定义显示数据表中的哪些列
+ * 2、可以分页显示并自定义每页展示数量
+ * 3、编辑的数据可以突出展示（如加粗、改色）
+ * 4、最前方加入一个用于展示行号的列（行号从1开始）
+ * 5、点击行号列可以实现选中标识（通过icon）
+ * 6、哪一行被编辑，改行的行号指示可以加*进行标识
+ *
+ */
+
+#include <QAbstractTableModel>
+#include <QSqlRecord>
+
+class AttributeTableModel : public QAbstractTableModel
+{
+    Q_OBJECT
+
+public:
+    enum EditState
+    {
+        Clean = 0,
+        Modified,
+        New,
+        Deleted
+    };
+
+    explicit AttributeTableModel(QObject* parent = nullptr
+                                 , const QString& connection = ""
+                                 , const QString& modelID = ""
+                                 , const QString& groupID = ""
+                                 , const QString& tableName = "basic.attribute");
+    ~AttributeTableModel();
+
+    QVariant data(const QModelIndex& index, int role) const override;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
+    bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;
+    int rowCount(const QModelIndex& parent = QModelIndex()) const override;
+    int columnCount(const QModelIndex& parent = QModelIndex()) const override;
+    Qt::ItemFlags flags(const QModelIndex &index) const override;
+
+    //分页控制
+    void setPageSize(int);
+    int pageSize() const;
+    void setCurrentPage(int);
+    int currentPage() const;
+    int totalPages() const;
+
+    //展示列控制
+    void setVisibleColumns(const QStringList& columns);
+
+private:
+    struct RowData
+    {
+        QSqlRecord record;
+        EditState state = Clean;
+    };
+
+    void loadPageData(); // 加载当前页数据
+    void updateTotalCount(); // 更新总记录数
+
+    QString m_connection;
+    QString m_modelID;
+    QString m_groupID;
+    QString m_tableName;
+
+    int m_pageSize;
+    int m_currentPage;
+    int m_totalCount;
+    QStringList m_visibleColumns;
+    QList<RowData> m_currentPageData;
+    QHash<int, RowData> m_modifiedRows; //key:global row number
+};
+
+#endif //ATTRIBUTETABLEMODEL_H

include/attributeView.h

@@ -0,0 +1,33 @@
+#ifndef ATTRIBUTEVIEW_H
+#define ATTRIBUTEVIEW_H
+
+#include <QWidget>
+
+class QTableView;
+class AttributeTableModel;
+class QVBoxLayout;
+
+class AttributeView : public QWidget
+{
+    Q_OBJECT
+
+public:
+    AttributeView(QWidget *parent = nullptr
+                                 , const QString& connection = ""
+                                 , const QString& modelID = ""
+                                 , const QString& groupID = ""
+                                 , const QString& tableName = "basic.attribute");
+    ~AttributeView();
+
+private:
+    QString m_connection;
+    QString m_modelID;
+    QString m_groupID;
+    QString m_attributeTable;
+
+    QTableView* m_tableView;
+    AttributeTableModel* m_attributeTableModel;
+    QVBoxLayout* m_vLayout;
+};
+
+#endif //ATTRIBUTEVIEW_H

include/customTab.h

@@ -0,0 +1,41 @@
+#ifndef CUSTOMTAB_H
+#define CUSTOMTAB_H
+
+#include <QWidget>
+
+class QLabel;
+class QPushButton;
+class QBoxLayout;
+class CustomTab : public QWidget
+{
+    Q_OBJECT
+
+public:
+    CustomTab(QWidget *parent = nullptr);
+    virtual ~CustomTab();
+
+    void setText(const QString&);
+    const QString text();
+
+    void setIcon(const QIcon&);
+
+signals:
+    void closeTab(QWidget*);
+
+protected:
+    void enterEvent(QEnterEvent*);
+    void leaveEvent(QEvent*);
+
+private slots:
+    void onCloseButtonClicked();
+
+private:
+    QIcon    m_Icon;
+    QSize    m_IconSize;
+    QLabel*  m_pIconLabel;
+    QLabel*  m_pTitle;
+    QPushButton* m_pCloseBtn;
+    QBoxLayout*  m_pLayout;
+};
+
+#endif //CUSTOMTAB_H

include/dbBrowser.h

@@ -1,3 +1,7 @@
+#ifndef DBBROWSER_H
+#define DBBROWSER_H
+
+#include "global.h"
 #include <QWidget>
 
 QT_BEGIN_NAMESPACE
@@ -6,7 +10,7 @@ class DatabaseBrowser;
 }
 QT_END_NAMESPACE
 
-
+class AttributeView;
 class DatabaseBrowser : public QWidget
 {
     Q_OBJECT
@@ -15,6 +19,14 @@ public:
     DatabaseBrowser(QWidget *parent = nullptr);
     ~DatabaseBrowser();
 
+    void addTab_attribute(const QString&, ModelAttributeGroup&);
+
+private slots:
+    void closeTab(QWidget*);
+
 private:
     Ui::DatabaseBrowser *ui;
+    QList<AttributeView> m_attributeViewList;
 };
+
+#endif //DBBROWSER_H

include/dbStructureView.h

@@ -1,6 +1,7 @@
 #ifndef DBSTRUCTUREVIEW_H
 #define DBSTRUCTUREVIEW_H
 
+#include "global.h"
 #include <QTreeView>
 
 class MainWindow;
@@ -36,6 +37,7 @@ private:
 
 signals:
     void actionTrigger_addModel();
+    void openAttributeInfo(const QString&, ModelAttributeGroup&);
 
 private slots:
     void itemDoubleClick(const QModelIndex&);

include/global.h

@@ -72,6 +72,19 @@ struct Model
 
 };
 
+struct ModelAttributeGroup
+{
+    int modelID;
+    int groupID;
+    QString strModelName;
+    QString strGroupName;
+
+    ModelAttributeGroup(int modelID, int groupID, QString strModelName, QString strGroupName)
+        : modelID(modelID),
+        groupID(groupID),
+        strModelName(std::move(strModelName)),
+        strGroupName(std::move(strGroupName)){}
+};
 
 class DatabaseException : public std::runtime_error
 {

include/logger.h

@@ -3,7 +3,6 @@
 
 #include <QObject>
 #include <QFile>
-#include <QTextStream>
 #include <QDateTime>
 
 // 日志宏定义

include/mainwindow.h

@@ -58,6 +58,7 @@ private slots:
     void onSIG_errorFormSQLExecutor(const QString& error);
     void onSIG_connectionStatusChanged(const QString& strConnectionName, bool bConnected);
     void onSIG_addModel(Model&);
+    void onSIG_openAttributeInfo(const QString&, ModelAttributeGroup&);
 };
 
 #endif // MAINWINDOW_H

include/sqlQueryExecutor.h

@@ -28,7 +28,8 @@ public:
     bool addModel(const QString&, Model&);
     bool modelNameExistsInDB(const QString&, const QString&);
     bool modelTypeExistsInDB(const QString&, const QString&);
-    bool removeMode(const QString&, int);
+    bool removeModel(const QString&, int);
+    int getAttributeCount(const QString&, const QString&);
 
 signals:
     void errorOccurred(const QString& error);

include/tableEditModel.h

@@ -0,0 +1,61 @@
+#ifndef TABLEEDITMODEL_H
+#define TABLEEDITMODEL_H
+
+/**
+ * @brief 用来加载显示数据库中数据表的Model类
+ *
+ * 基本功能包括：
+ * 1、可以自定义显示数据表中的哪些列
+ * 2、可以分页显示并自定义每页展示数量
+ * 3、编辑的数据可以突出展示（如加粗、改色）
+ * 4、最前方加入一个用于展示行号的列（行号从1开始）
+ * 5、点击行号列可以实现选中标识（通过icon）
+ * 6、哪一行被编辑，改行的行号指示可以加*进行标识
+ *
+ */
+
+#include <QSqlTableModel>
+#include <QSqlRecord>
+
+class TableEditModel : public QSqlTableModel
+{
+    Q_OBJECT
+public:
+    explicit TableEditModel(QObject* parent = nullptr, const QSqlDatabase& db = QSqlDatabase(), const QStringList &visibleColumns = {});
+    ~TableEditModel();
+
+    QVariant data(const QModelIndex& index, int role) const override;
+    bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;
+    int columnCount(const QModelIndex& parent = QModelIndex()) const override;
+    Qt::ItemFlags flags(const QModelIndex &index) const override;
+
+    //分页控制
+    void setPageSize(int);
+    int pageSize() const;
+    void setCurrentPage(int);
+    int currentPage() const;
+    int totalPages() const;
+
+    //展示列控制
+    void setVisibleColumns(const QStringList& columns);
+
+protected:
+    QString selectStatement() const override; //调用select()时会使用该函数重写后返回的语句
+
+private:
+    struct EditRecord //编辑记录
+    {
+        QSqlRecord original;
+        QSqlRecord modified;
+        bool isNew = false;
+        bool isDeleted = false;
+    };
+
+    int m_pageSize;
+    int m_currentPage;
+    int m_totalRecords;
+    QStringList m_visibleColumns;
+    QHash<int, EditRecord> m_editCache; //key:当前页中的row
+};
+
+#endif //TABLEEDITMODEL_H

resource/PowerModeler.qrc

@@ -1,5 +1,8 @@
 <RCC>
   <qresource prefix="img">
+    <file>images/btn_close_pressed.png</file>
+    <file>images/btn_close_default.png</file>
+    <file>images/btn_close_hover.png</file>
     <file>images/icon_first.png</file>
     <file>images/icon_last.png</file>
     <file>images/icon_next.png</file>

source/attributeTableModel.cpp

@@ -0,0 +1,172 @@
+#include "attributeTableModel.h"
+#include "logger.h"
+#include "sqlQueryExecutor.h"
+
+AttributeTableModel::AttributeTableModel(QObject* parent, const QString& connection, const QString& modelID, const QString& groupID, const QString& tableName)
+    : QAbstractTableModel(parent)
+    , m_connection(connection)
+    , m_modelID(modelID)
+    , m_groupID(groupID)
+    , m_tableName(tableName)
+{
+    m_pageSize = 100;
+    m_currentPage = 1;
+    m_totalCount = 0;
+
+    m_visibleColumns << "attribute" << "attribute_name" << "data_type_id" << "length_precision" << "default_value";
+}
+
+AttributeTableModel::~AttributeTableModel()
+{}
+
+QVariant AttributeTableModel::data(const QModelIndex& index, int role) const
+{
+    if(!index.isValid())
+        return QVariant();
+
+    int row = index.row();
+    int col = index.column();
+    int globalRow = (m_currentPage - 1) * m_pageSize + row;
+
+    if(index.column() == 0) //第一列显示行号
+    {
+        switch (role)
+        {
+        case Qt::DisplayRole:
+        {
+            QString prefix;
+            if(m_modifiedRows.contains(globalRow))
+            {
+                switch(m_modifiedRows[globalRow].state)
+                {
+                case Modified:
+                    prefix = "*";
+                    break;
+                case New:
+                    prefix = "+";
+                    break;
+                case Deleted:
+                    prefix = "-";
+                    break;
+                default:
+                    break;
+                }
+            }
+            return prefix + QString::number(globalRow + 1);
+        }
+        case Qt::DecorationRole:
+            return QVariant();
+        case Qt::TextAlignmentRole:
+            return Qt::AlignCenter; //行号居中展示
+        default:
+            return QVariant();
+        }
+    }
+    else
+    {
+        int dataCol = col - 1;
+        const RowData& rowData = m_currentPageData[row];
+        if (role == Qt::DisplayRole || role == Qt::EditRole)
+            return rowData.record.value(dataCol);
+        else if (role == Qt::UserRole + 100) //以100来标识数据是否被编辑,在相关代理Delegate类实现中同步进行处理（文字加粗等效果）
+            return (rowData.state != Clean);
+    }
+
+    return QVariant();
+}
+
+bool AttributeTableModel::setData(const QModelIndex &index, const QVariant &value, int role)
+{
+    if (role != Qt::EditRole || index.column() == 0)
+        return false;
+
+    int row = index.row();
+    int globalRow = (m_currentPage - 1) * m_pageSize + row;
+    int dataCol = index.column() - 1; //第一列显示了行号
+    //记录修改
+    RowData modifiedRow = m_currentPageData[row];
+    modifiedRow.record.setValue(dataCol, value);
+    modifiedRow.state = (modifiedRow.state == New) ? New : Modified;
+
+    m_modifiedRows[globalRow] = modifiedRow;
+    m_currentPageData[row] = modifiedRow;
+
+    emit dataChanged(index, index, {role, Qt::UserRole + 100});
+    return true;
+}
+
+QVariant AttributeTableModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if (orientation == Qt::Horizontal && role == Qt::DisplayRole)
+    {
+        if(section == 0)
+            return role == Qt::DisplayRole ? "No." : QVariant();
+        else
+        {
+            return m_visibleColumns.value(section);
+        }
+    }
+    return QAbstractTableModel::headerData(section, orientation, role);
+}
+
+int AttributeTableModel::rowCount(const QModelIndex& parent) const
+{
+    return m_currentPageData.count();
+}
+
+int AttributeTableModel::columnCount(const QModelIndex &) const
+{
+    return m_visibleColumns.isEmpty() ? 0 : m_visibleColumns.count() + 1;
+}
+
+Qt::ItemFlags AttributeTableModel::flags(const QModelIndex &index) const
+{
+    Qt::ItemFlags flags = QAbstractTableModel::flags(index);
+    if (index.column() != 0) //行号列不能编辑
+        flags = flags | Qt::ItemIsEditable;
+    return flags;
+}
+
+void AttributeTableModel::loadPageData()
+{
+    if (m_tableName.isEmpty())
+    {
+        LOG_ERROR("DB", QString("Attribute table name is empty, load data failed"));
+        return;
+    }
+
+    beginResetModel();
+
+    QString strSQL = QString("SELECT %1 FROM %2 LIMIT %3 OFFSET %4")
+                         .arg(m_visibleColumns.join(", "))
+                         .arg(m_tableName)
+                         .arg(m_pageSize)
+                         .arg((m_currentPage - 1) * m_pageSize);
+    try
+    {
+        QSqlQuery query = SqlQueryExecutor::instance().executeSQL(m_connection, strSQL);
+        while(query.next())
+        {
+            RowData data;
+            data.record = query.record();
+            m_currentPageData.append(data);
+        }
+    }
+    catch (const DatabaseException& e)
+    {
+        LOG_ERROR("SQL", QString::fromWCharArray(L"获取属性信息失败。modelID:%1, groupID:%2").arg(m_modelID, m_groupID));
+    }
+
+    endResetModel();
+}
+
+void AttributeTableModel::updateTotalCount()
+{
+    if (m_tableName.isEmpty())
+    {
+        LOG_ERROR("SQL", QString::fromWCharArray(L"属性表名称为空，获取属性数量失败"));
+        return;
+    }
+
+    m_totalCount = SqlQueryExecutor::instance().getAttributeCount(m_connection, m_tableName);
+}

source/attributeView.cpp

@@ -0,0 +1,25 @@
+#include "attributeView.h"
+#include "attributeTableModel.h"
+#include <QTableView>
+#include <QVBoxLayout>
+
+AttributeView::AttributeView(QWidget* parent, const QString& connection, const QString& modelID, const QString& groupID, const QString& tableName)
+    : QWidget(parent)
+    , m_connection(connection)
+    , m_modelID(modelID)
+    , m_groupID(groupID)
+    , m_attributeTable(tableName)
+{
+    m_tableView = new QTableView(this);
+    m_attributeTableModel = new AttributeTableModel(this, m_connection, m_modelID, m_groupID, m_attributeTable);
+    m_tableView->setModel(m_attributeTableModel);
+
+    m_vLayout = new QVBoxLayout(this);
+    m_vLayout->setSpacing(0);
+    m_vLayout->setContentsMargins(0, 0, 0, 0);
+    m_vLayout->addWidget(m_tableView);
+    this->setLayout(m_vLayout);
+}
+
+AttributeView::~AttributeView()
+{}

source/customTab.cpp

@@ -0,0 +1,62 @@
+#include "customTab.h"
+#include "qlabel.h"
+#include <QLabel>
+#include <QPushButton>
+#include <QBoxLayout>
+
+CustomTab::CustomTab(QWidget* parent)
+    :QWidget(parent)
+{
+    m_pTitle = new QLabel(this);
+
+    m_IconSize = QSize(16,16);
+    m_pIconLabel = new QLabel(this);
+    m_pIconLabel->setMinimumSize(m_IconSize);
+    m_pIconLabel->setMaximumSize(m_IconSize);
+
+    m_pCloseBtn = new QPushButton(this);
+    connect(m_pCloseBtn, &QPushButton::clicked, this, &CustomTab::onCloseButtonClicked);
+    m_pCloseBtn->setMinimumSize(m_IconSize);
+    m_pCloseBtn->setMaximumSize(m_IconSize);
+    m_pCloseBtn->setStyleSheet("QPushButton\n"
+                               "{\n"
+                               "	border-image: url(:/img/images/btn_close_default.png);\n"
+                               "}\n"
+                               "QPushButton:hover\n"
+                               "{\n"
+                               "	border-image: url(:/img/images/btn_close_hover.png);\n"
+                               "}\n"
+                               "QPushButton:pressed\n"
+                               "{\n"
+                               "	border-image: url(:/img/images/btn_close_pressed.png);\n"
+                               "}");
+
+    m_pLayout = new QBoxLayout(QBoxLayout::LeftToRight);
+    m_pLayout->setContentsMargins(9, 0, 0, 9);
+    m_pLayout->setSpacing(1);
+    m_pLayout->addWidget(m_pIconLabel);
+    m_pLayout->addWidget(m_pTitle);
+    m_pLayout->addWidget(m_pCloseBtn);
+    setLayout(m_pLayout);
+
+    m_pCloseBtn->hide();
+}
+
+CustomTab::~CustomTab()
+{
+}
+
+void CustomTab::enterEvent(QEnterEvent* event)
+{
+    m_pCloseBtn->show();
+}
+
+void CustomTab::leaveEvent(QEvent* event)
+{
+    m_pCloseBtn->hide();
+}
+
+void CustomTab::onCloseButtonClicked()
+{
+    emit closeTab(this);
+}

source/dbBrowser.cpp

@@ -1,5 +1,7 @@
 #include "dbBrowser.h"
 #include "ui_dbBrowser.h"
+#include "attributeView.h"
+#include <QTabBar>
 
 DatabaseBrowser::DatabaseBrowser(QWidget *parent)
     : QWidget(parent)
@@ -12,3 +14,32 @@ DatabaseBrowser::~DatabaseBrowser()
 {
     delete ui;
 }
+
+void DatabaseBrowser::addTab_attribute(const QString& connection, ModelAttributeGroup& attributeGroup)
+{
+    AttributeView* view = new AttributeView(ui->tabWidget, connection, QString::number(attributeGroup.modelID), QString::number(attributeGroup.groupID));
+    int index = ui->tabWidget->addTab(view, QIcon(":/img/images/icon_hierarchy.png"), attributeGroup.strGroupName);
+    //添加自定义按钮
+    QPushButton* closeBtn = new QPushButton("");
+    closeBtn->setFixedSize(12, 12);
+    closeBtn->setStyleSheet("QPushButton\n"
+                               "{\n"
+                               "	border-image: url(:/img/images/btn_close_default.png);\n"
+                               "}\n"
+                               "QPushButton:hover\n"
+                               "{\n"
+                               "	border-image: url(:/img/images/btn_close_hover.png);\n"
+                               "}\n"
+                               "QPushButton:pressed\n"
+                               "{\n"
+                               "	border-image: url(:/img/images/btn_close_pressed.png);\n"
+                               "}");
+    QTabBar* tabBar = ui->tabWidget->tabBar();
+    tabBar->setTabButton(index, QTabBar::RightSide, closeBtn);
+
+    ui->tabWidget->setCurrentIndex(index);
+}
+
+void DatabaseBrowser::closeTab(QWidget* tab)
+{
+}

source/dbStructureModel.cpp

@@ -179,7 +179,7 @@ void DBStructureModel::removeDataModel(DBStructureNode* modelNode)
         }
         return;
     }
-    bool result = SqlQueryExecutor::instance().removeMode(connNode->name(), modelID);
+    bool result = SqlQueryExecutor::instance().removeModel(connNode->name(), modelID);
     if(!result)
     {
         if(m_pMainWindow)

source/dbStructureView.cpp

@@ -138,7 +138,7 @@ void DBStructureView::onActionTrigger_removeModel()
 void DBStructureView::itemDoubleClick(const QModelIndex& index)
 {
     DBStructureNode* node = static_cast<DBStructureNode*>(index.internalPointer());
-    if(node->type() == ConnectionNode )
+    if(node->type() == ConnectionNode)
     {
         if(!m_curConnection.isEmpty()) //先断掉当前链接
         {
@@ -152,6 +152,19 @@ void DBStructureView::itemDoubleClick(const QModelIndex& index)
             m_curConnection = node->name();
         }
     }
+    else if(node->type() == GroupNode)
+    {
+        DBStructureNode* parent = node->parentNode();
+        if(parent && parent->type() == TableNode)
+        {
+            int modelID = parent->data(Qt::UserRole + NodeDataRole::ID).toInt();
+            int groupID = node->data(Qt::UserRole + NodeDataRole::ID).toInt();
+            QString modelName = parent->name();
+            QString groupName = node->name();
+            ModelAttributeGroup attributeGroup(modelID, groupID, modelName, groupName);
+            emit openAttributeInfo(m_curConnection, attributeGroup);
+        }
+    }
 }
 
 void DBStructureView::showContextMenu(const QPoint& pos)

source/logger.cpp

@@ -2,6 +2,7 @@
 #include "settings.h"
 #include <QFileInfo>
 #include <QDir>
+#include <QTextStream>
 
 Logger& Logger::instance()
 {

source/mainwindow.cpp

@@ -70,6 +70,7 @@ void MainWindow::initialize()
     m_pDBStrutureView = new DBStructureView(m_dbManager, this);
     m_pDBStrutureView->setMainWindow(this);
     connect(m_pDBStrutureView, &DBStructureView::actionTrigger_addModel, this, &MainWindow::onActionTrigger_addModel);
+    connect(m_pDBStrutureView, &DBStructureView::openAttributeInfo, this, &MainWindow::onSIG_openAttributeInfo);
     ui->layoutDBStructure->addWidget(m_pDBStrutureView);
     m_pDBStrutureModel = new DBStructureModel(this);
     m_pDBStrutureModel->setMainWindow(this);
@@ -215,3 +216,9 @@ void MainWindow::onSIG_addModel(Model& model)
     QString connection = m_pDBStrutureView->curConnection();
     m_pDBStrutureModel->addDataModel(connection, model);
 }
+
+void MainWindow::onSIG_openAttributeInfo(const QString& connection, ModelAttributeGroup& attributeGroup)
+{
+    if(m_dbBrowser)
+        m_dbBrowser->addTab_attribute(connection, attributeGroup);
+}

source/sqlQueryExecutor.cpp

@@ -308,7 +308,7 @@ bool SqlQueryExecutor::modelTypeExistsInDB(const QString& connectionName, const
     return exists;
 }
 
-bool SqlQueryExecutor::removeMode(const QString& connectionName, int modelID)
+bool SqlQueryExecutor::removeModel(const QString& connectionName, int modelID)
 {
     QString strSQL = "DELETE FROM basic.model_type WHERE id = :id"/* + QString::number(modelID)*/;
     QVariantHash params;
@@ -368,3 +368,21 @@ const QString SqlQueryExecutor::getArributeGropuName(const QString& strConnectio
 
     return name;
 }
+
+int SqlQueryExecutor::getAttributeCount(const QString& strConnectionName, const QString& tableName)
+{
+    int count = 0;
+    QString strSQL = QString("SELECT COUNT(*) FROM %1").arg(tableName);
+    try
+    {
+        QSqlQuery query = executeSQL(strConnectionName, strSQL);
+        if(query.next())
+            count = query.value(0).toInt();
+    }
+    catch (const DatabaseException& e)
+    {
+        LOG_ERROR("SQL", QString::fromWCharArray(L"获取属性数量失败"));
+    }
+
+    return count;
+}

source/tableEditModel.cpp

@@ -0,0 +1,101 @@
+#include "tableEditModel.h"
+
+TableEditModel::TableEditModel(QObject *parent, const QSqlDatabase &db, const QStringList &visibleColumns)
+    : QSqlTableModel(parent, db), m_visibleColumns(visibleColumns)
+{
+    setEditStrategy(QSqlTableModel::OnManualSubmit); //对编辑数据手动进行提交
+
+    m_pageSize = 100;
+    m_currentPage = 1;
+    m_totalRecords = 0;
+}
+
+TableEditModel::~TableEditModel()
+{}
+
+//重写生成查询的方法
+QString TableEditModel::selectStatement() const
+{
+    QString originalQuery = QSqlTableModel::selectStatement();
+    QString newQuery;
+    if(m_visibleColumns.isEmpty())
+        newQuery = originalQuery;
+    else
+    {
+        int fromInex = originalQuery.indexOf(" FROM ");
+        QString selectPart = "SELECT " + m_visibleColumns.join(", ");
+        newQuery = selectPart + originalQuery + selectPart.mid(fromInex);
+    }
+    newQuery = newQuery + QString(" LIMIT %1 OFFSET %2").arg(m_pageSize, (m_currentPage - 1) * m_pageSize);
+
+    return newQuery;
+}
+
+QVariant TableEditModel::data(const QModelIndex& index, int role) const
+{
+    if(!index.isValid())
+        return QVariant();
+
+    if(index.column() == 0) //第一列显示行号
+    {
+        int golbalRow = (m_currentPage - 1) * m_pageSize + index.row();
+        switch (role)
+        {
+            case Qt::DisplayRole:
+            {
+                QString displayRow = QString::number(golbalRow + 1);
+                if(m_editCache.keys().contains(index.row()))
+                    displayRow = "*" + displayRow;
+                return displayRow;
+            }
+            case Qt::DecorationRole:
+                return QVariant();
+            case Qt::TextAlignmentRole: //行号居中展示
+                return Qt::AlignCenter;
+            default:
+                return QVariant();
+        }
+    }
+    else if(role == Qt::UserRole + 100) //先以100来标识数据是否被编辑,在相关代理Delegate类实现中同步进行处理（文字加粗等效果）
+            return isDirty(index);
+    else
+        return QSqlTableModel::data(createIndex(index.row(), index.column() - 1), role); //因为第一列显示行号，所以其它数据列要错位展示
+}
+
+bool TableEditModel::setData(const QModelIndex &index, const QVariant &value, int role)
+{
+    if (!index.isValid() || index.column() == 0 || role != Qt::EditRole) //忽略行号列
+        return false;
+
+    // if(index.column() == 0) //忽略行号列
+    //     return QSqlTableModel::setData(createIndex(index.row(), index.column()-1), value, role);
+
+    int row = index.row();
+    if (row < 0 || row >= rowCount())
+        return false;
+
+    //记录修改到缓存
+    if(!m_editCache.contains(row))
+    {
+        EditRecord record;
+        record.original = QSqlTableModel::record(row);
+        m_editCache[row] = record;
+    }
+    m_editCache[row].modified.setValue(index.column() - 1, value);
+
+    emit dataChanged(index, index, {role});
+    return true;
+}
+
+int TableEditModel::columnCount(const QModelIndex &parent) const
+{
+    return QSqlTableModel::columnCount(parent) + 1; // 原始列数 + 行号列
+}
+
+Qt::ItemFlags TableEditModel::flags(const QModelIndex &index) const
+{
+    if(index.column() == 0) //行号列不可编辑
+        return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
+    else return QSqlTableModel::flags(this->index(index.row(), index.column() - 1));
+}
+

source/tableWidgetHoverDelegate.cpp

@@ -11,7 +11,7 @@ QTableWidgetHoverDelegate::~QTableWidgetHoverDelegate()
 
 void QTableWidgetHoverDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
 {
-    if(option.state.testFlag(QStyle::State_MouseOver))
+    if(option.state.testFlag(QStyle::State_MouseOver) && m_tableWiget)
     {
         QTableWidgetItem* hoveredItem = m_tableWiget->item(index.row(), index.column());
         if(hoveredItem)

ui/dbBrowser.ui

@@ -32,37 +32,11 @@
    <item>
     <widget class="QTabWidget" name="tabWidget">
      <property name="currentIndex">
-      <number>0</number>
+      <number>-1</number>
+     </property>
+     <property name="tabsClosable">
+      <bool>false</bool>
      </property>
-     <widget class="QWidget" name="tab">
-      <attribute name="icon">
-       <iconset resource="../resource/PowerModeler.qrc">
-        <normaloff>:/img/images/icon_hierarchy2.png</normaloff>:/img/images/icon_hierarchy2.png</iconset>
-      </attribute>
-      <attribute name="title">
-       <string>NULL</string>
-      </attribute>
-      <layout class="QVBoxLayout" name="verticalLayout_2">
-       <property name="spacing">
-        <number>0</number>
-       </property>
-       <property name="leftMargin">
-        <number>0</number>
-       </property>
-       <property name="topMargin">
-        <number>0</number>
-       </property>
-       <property name="rightMargin">
-        <number>0</number>
-       </property>
-       <property name="bottomMargin">
-        <number>0</number>
-       </property>
-       <item>
-        <widget class="QTableView" name="tableView"/>
-       </item>
-      </layout>
-     </widget>
     </widget>
    </item>
    <item>
@@ -241,7 +215,7 @@ QPushButton:pressed
           </size>
          </property>
          <property name="toolTip">
-          <string>提交更改</string>
+          <string>提交修改</string>
          </property>
          <property name="text">
           <string/>
@@ -282,7 +256,7 @@ QPushButton:pressed
           </size>
          </property>
          <property name="toolTip">
-          <string>取销更改</string>
+          <string>取销修改</string>
          </property>
          <property name="text">
           <string/>