add filesystem treemodel, add json treemodel, update sql treemodel

QQt.pro

@@ -21,8 +21,11 @@ SUBDIRS = src/qqt.pro
 SUBDIRS += examples/exquisite
 #can't support ios
 #SUBDIRS += examples/qqtprintsupportexample
-#SUBDIRS += examples/tabwidgetexamples
-#SUBDIRS += examples/svgtest
+#
+SUBDIRS += examples/tabwidgetexamples
+#
+SUBDIRS += examples/svgtest
+SUBDIRS += examples/treeviewexample
 
 #-----------------------------------------------------------------
 #need vlcQt libvlc library

examples/treeviewexample/main.cpp

@@ -0,0 +1,11 @@
+#include "mainwindow.h"
+#include <QApplication>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    MainWindow w;
+    w.show();
+
+    return a.exec();
+}

examples/treeviewexample/mainwindow.cpp

@@ -0,0 +1,28 @@
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+#include "QFileSystemModel"
+#include "QDirModel"
+#include <QApplication>
+#include <qqtsqltreemodel.h>
+
+MainWindow::MainWindow ( QWidget* parent ) :
+    QMainWindow ( parent ),
+    ui ( new Ui::MainWindow )
+{
+    ui->setupUi ( this );
+    QFileSystemModel* model = new QFileSystemModel ( this );
+    //model->setRootPath ( "/Users/abel/Develop/a0-develop/a0-qqtfoundation/examples" );
+    QDirModel* model2 = new QDirModel ( this );
+    ui->tv0->setModel ( model2 );
+    ui->tv0->setRootIndex ( model2->index ( qApp->applicationDirPath() ) );
+
+    QQtSqlTreeModel* md0 = new QQtSqlTreeModel ( this );
+    ui->tv1->setModel ( md0 );
+    md0->setAbsoluteFilePath ( "/Users/abel/Develop/d1-product/App/db/Manager.db" );
+    md0->query();
+}
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}

examples/treeviewexample/mainwindow.h

@@ -0,0 +1,22 @@
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+
+namespace Ui {
+class MainWindow;
+}
+
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = 0);
+    ~MainWindow();
+
+private:
+    Ui::MainWindow *ui;
+};
+
+#endif // MAINWINDOW_H

examples/treeviewexample/mainwindow.ui

@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>800</width>
+    <height>480</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>MainWindow</string>
+  </property>
+  <widget class="QWidget" name="centralWidget">
+   <layout class="QHBoxLayout" name="horizontalLayout">
+    <item>
+     <widget class="QTabWidget" name="tabWidget">
+      <property name="currentIndex">
+       <number>1</number>
+      </property>
+      <widget class="QWidget" name="tab">
+       <attribute name="title">
+        <string>Tab 1</string>
+       </attribute>
+       <layout class="QHBoxLayout" name="horizontalLayout_2">
+        <item>
+         <widget class="QQtTreeWidget" name="tv0"/>
+        </item>
+       </layout>
+      </widget>
+      <widget class="QWidget" name="tab_2">
+       <attribute name="title">
+        <string>Tab 2</string>
+       </attribute>
+       <layout class="QHBoxLayout" name="horizontalLayout_3">
+        <item>
+         <widget class="QTreeView" name="tv1"/>
+        </item>
+       </layout>
+      </widget>
+     </widget>
+    </item>
+   </layout>
+  </widget>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <customwidgets>
+  <customwidget>
+   <class>QQtTreeWidget</class>
+   <extends>QTreeView</extends>
+   <header>qqttreewidget.h</header>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>

examples/treeviewexample/treeviewexample.pro

@@ -0,0 +1,81 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2017-11-19T09:27:08
+#
+#-------------------------------------------------
+
+QT       += core gui
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET = treeviewexample
+TEMPLATE = app
+
+# The following define makes your compiler emit warnings if you use
+# any feature of Qt which has been marked as deprecated (the exact warnings
+# depend on your compiler). Please consult the documentation of the
+# deprecated API in order to know how to port your code away from it.
+DEFINES += QT_DEPRECATED_WARNINGS
+
+# You can also make your code fail to compile if you use deprecated APIs.
+# In order to do so, uncomment the following line.
+# You can also select to disable deprecated APIs only up to a certain version of Qt.
+#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
+
+
+SOURCES += \
+        main.cpp \
+        mainwindow.cpp
+
+HEADERS += \
+        mainwindow.h
+
+FORMS += \
+        mainwindow.ui
+
+CONFIG += mobility
+MOBILITY = 
+
+
+#-------------------------------------------------
+#link qqt library
+#if you link a library to your app, on android you must select the running kit to the app, not LibQQt e.g.
+#-------------------------------------------------
+include(../qqtframe2/link_qqt_library.pri)
+
+#-------------------------------------------------
+#install
+#-------------------------------------------------
+#CONFIG += can_install
+can_install:equals(QKIT_PRIVATE, EMBEDDED) {
+    target.path = /Application
+    INSTALLS += target
+} else: unix {
+    equals(QKIT_PRIVATE, macOS) {
+        target.path = /Applications
+        INSTALLS += target
+    }
+}
+
+#-------------------------------------------------
+##project environ
+#-------------------------------------------------
+#default
+message ($${TARGET} config $${CONFIG})
+message ($${TARGET} define $${DEFINES})
+
+contains(QKIT_PRIVATE, ANDROID|ANDROIDX86) {
+    CONFIG += mobility
+    MOBILITY =
+    DISTFILES += \
+        android/AndroidManifest.xml \
+        android/gradle/wrapper/gradle-wrapper.jar \
+        android/gradlew \
+        android/res/values/libs.xml \
+        android/build.gradle \
+        android/gradle/wrapper/gradle-wrapper.properties \
+        android/gradlew.bat
+
+    ANDROID_PACKAGE_SOURCE_DIR = $$PWD/android
+}
+

src/gui/qqtfilesystemtreemodel.cpp

@@ -0,0 +1,10 @@
+#include "qqtfilesystemtreemodel.h"
+#include <QFile>
+#include "qqtcore.h"
+#include <QModelIndex>
+
+QQtFileSystemTreeModel::QQtFileSystemTreeModel ( QObject* parent ) : QFileSystemModel ( parent )
+{
+
+}
+

src/gui/qqtfilesystemtreemodel.h

@@ -0,0 +1,30 @@
+#ifndef QQTFILESYSTEMTREEMODEL_H
+#define QQTFILESYSTEMTREEMODEL_H
+
+#include <QFileSystemModel>
+#include <QDomDocument>
+#include <qqt-local.h>
+/**
+ * @brief The QQtFileSystemTreeModel class
+ * QFileSystemModel setRootPath 无效
+ * QDirModel 没有设置RootPath函数
+ * 两者都可以通过QTreeView的setRootIndex来设置RootPath,其实是在QTreeView里面进行过滤。
+ * view->setRootIndex ( model->index ( "the/root/path" ) );
+ */
+class QQTSHARED_EXPORT QQtFileSystemTreeModel : public QFileSystemModel
+{
+    Q_OBJECT
+public:
+    explicit QQtFileSystemTreeModel ( QObject* parent = 0 );
+
+signals:
+
+public slots:
+
+
+protected:
+
+private:
+};
+
+#endif // QQTFILESYSTEMTREEMODEL_H

src/gui/qqtjsontreemodel.cpp

@@ -0,0 +1,130 @@
+#include "qqtjsontreemodel.h"
+#include <QFile>
+#include "qqtcore.h"
+#include <QModelIndex>
+
+QQtJsonTreeModel::QQtJsonTreeModel ( QObject* parent ) : QQtTreeModel ( parent )
+{
+
+}
+
+void QQtJsonTreeModel::setFilePath ( QString fileName )
+{
+    QFile file ( fileName );
+
+    if ( !file.open ( QFile::ReadOnly | QFile::Text ) )
+    {
+        pline() << "Error: Cannot read file " << qPrintable ( fileName )
+                << ": " << qPrintable ( file.errorString() )
+                << endl;
+        return;
+    }
+
+    QString errorStr;
+    int errorLine;
+    int errorColumn;
+
+    QDomDocument doc;
+
+    if ( !doc.setContent ( &file, false, &errorStr, &errorLine,
+                           &errorColumn ) )
+    {
+        pline() << "Error: Parse error at line " << errorLine << ", "
+                << "column " << errorColumn << ": "
+                << qPrintable ( errorStr ) << endl;
+        return;
+    }
+
+    file.close();
+
+    clear();
+    QDomElement rootElement = doc.documentElement();
+    parseChildElement ( rootElement );
+
+    return;
+}
+
+bool QQtJsonTreeModel::query ( QString condition )
+{
+    Q_UNUSED ( condition )
+    //TODO:
+    return true;
+}
+
+/**
+ * @brief QQTXmlTreeModel::parseChildElement
+ * @param element
+ * @param parent
+ * 这套递归代码，第一次和最后一次不同。
+ */
+void QQtJsonTreeModel::parseChildElement ( const QDomElement& element, QStandardItem* itemParent )
+{
+    /**
+     * @brief element name
+     */
+    QStandardItem* item = new QStandardItem();
+
+    item->setData ( element.nodeName(), Qt::EditRole );
+    item->setData ( element.text(), Qt::UserRole );
+
+    if ( element.isNull() && !element.hasChildNodes() )
+        item->setData ( itemParent->data ( Qt::UserRole ), Qt::EditRole );
+
+    pline() << element.nodeName() << element.text();
+
+    if ( itemParent )
+    {
+        itemParent->appendRow ( item );
+        //if column is not enough
+        //setItem(indexFromItem(itemParent).row(), 0, item);
+    }
+    else
+    {
+        //first time ok. also
+        //appendRow(item);
+        setItem ( 0, 0, item );
+    }
+
+    /**
+     * @brief element attibute
+     */
+    QDomNamedNodeMap nodeMap = element.attributes();
+
+    if ( nodeMap.count() > columnCount() )
+        setColumnCount ( nodeMap.count() );
+
+    for ( int i = 0; i < nodeMap.count(); i++ )
+    {
+        QString attName = nodeMap.item ( i ).nodeName();
+        QString attValue = nodeMap.item ( i ).nodeValue();
+        QStandardItem* _item = new QStandardItem();
+        _item->setData ( attName, Qt::UserRole );
+        _item->setData ( attValue, Qt::EditRole );
+
+        pline() << attName << attValue << itemParent;
+
+        if ( itemParent )
+        {
+            itemParent->setChild ( item->index().row(), i + 1, _item );
+
+            /**
+             * @brief more than two column need this
+             */
+            //setItem(indexFromItem(item).row(), i+1, _item);
+        }
+        else
+            //first time
+            setItem ( indexFromItem ( item ).row(), i + 1, _item );
+    }
+
+    /**
+     * child element
+     */
+    QDomNode child = element.firstChild();
+
+    while ( !child.isNull() )
+    {
+        parseChildElement ( child.toElement(), item );
+        child = child.nextSibling();
+    }
+}

src/gui/qqtjsontreemodel.h

@@ -0,0 +1,35 @@
+#ifndef QQTJSONTREEMODEL_H
+#define QQTJSONTREEMODEL_H
+
+#include <qqttreemodel.h>
+#include <QDomDocument>
+#include <qqt-local.h>
+
+class QQTSHARED_EXPORT QQtJsonTreeModel : public QQtTreeModel
+{
+    Q_OBJECT
+public:
+    explicit QQtJsonTreeModel ( QObject* parent = 0 );
+
+
+signals:
+
+public slots:
+
+    // QQtJsonTreeModel interface
+public:
+    bool query ( QString condition ) override;
+    void setFilePath ( QString xmlfile ) override;
+
+protected:
+    /**
+    * @brief parseChildElement
+    * @param element
+    */
+    void parseChildElement ( const QDomElement& element, QStandardItem* itemParent = 0 );
+
+private:
+    QDomDocument doc;
+};
+
+#endif // QQTJSONTREEMODEL_H

src/gui/qqtsqltreemodel.cpp

@@ -2,69 +2,90 @@
 #include "qqtcore.h"
 #include "qqtsql.h"
 
-QQTSqlTreeModel::QQTSqlTreeModel(QObject* parent) :
-    QQTTreeModel(parent)
+QQtSqlTreeModel::QQtSqlTreeModel ( QObject* parent ) :
+    QQtTreeModel ( parent )
 {
     m_db = newDatabaseConn();
 }
 
-void QQTSqlTreeModel::setFilePath(QString dbname)
+void QQtSqlTreeModel::setFilePath ( QString dbname )
 {
-    if (dbname.isEmpty())
+    if ( dbname.isEmpty() )
     {
         return;
     }
 
-    setDatabaseName(m_db, dbname);
+    setDatabaseName ( m_db, dbname );
 }
 
-bool QQTSqlTreeModel::query(QString condition)
+void QQtSqlTreeModel::setAbsoluteFilePath ( QString dbname )
 {
-    Q_UNUSED(condition)
+    if ( dbname.isEmpty() )
+    {
+        return;
+    }
+
+    if ( m_db.isOpen() )
+        m_db.close();
+
+    m_db.setDatabaseName ( QString ( "%1" ).arg ( dbname ) );
+
+    if ( !m_db.open() )
+    {
+        QMessageBox::warning ( 0, QObject::tr ( "QSQLITE %1 Error" ).arg ( m_db.databaseName() ),
+                               m_db.lastError().text() );
+        return;
+    }
+}
+
+bool QQtSqlTreeModel::query ( QString condition )
+{
+    Q_UNUSED ( condition )
     //TODO:
     return parseDatabase();
 }
 
-bool QQTSqlTreeModel::parseDatabase()
+bool QQtSqlTreeModel::parseDatabase()
 {
-    QStringList tables = m_db.tables(QSql::Tables);
-    QStringListIterator itor(tables);
+    QStringList tables = m_db.tables ( QSql::Tables );
+    pline() << tables;
+    QStringListIterator itor ( tables );
 
-    while (itor.hasNext())
+    while ( itor.hasNext() )
     {
         QString table = itor.next();
-        parseTable(table);
+        parseTable ( table );
     }
 
     return true;
 }
 
-bool QQTSqlTreeModel::parseTable(QString tableName)
+bool QQtSqlTreeModel::parseTable ( QString tableName )
 {
-    QQTTableModel* mdl = new QQTTableModel(this, m_db);
-    mdl->setTable(tableName);
-    mdl->query("");
-    tableModelList.push_back(mdl);;
+    QQtTableModel* mdl = new QQtTableModel ( this, m_db );
+    mdl->setTable ( tableName );
+    mdl->query ( "" );
+    tableModelList.push_back ( mdl );;
 
     QStandardItem* itemParent = new QStandardItem;
-    itemParent->setData(tableName, Qt::EditRole);
-    appendRow(itemParent);
+    itemParent->setData ( tableName, Qt::EditRole );
+    appendRow ( itemParent );
 
-    if (columnCount() < mdl->columnCount())
-        setColumnCount(mdl->columnCount());
+    if ( columnCount() < mdl->columnCount() )
+        setColumnCount ( mdl->columnCount() );
 
-    for (int i = 0; i < mdl->rowCount(); i++)
+    for ( int i = 0; i < mdl->rowCount(); i++ )
     {
         QStandardItem* _item = new QStandardItem;
-        _item->setData(mdl->index(i, 0).data(Qt::DisplayRole), Qt::EditRole);
-        itemParent->appendRow(_item);
+        _item->setData ( mdl->index ( i, 0 ).data ( Qt::DisplayRole ), Qt::EditRole );
+        itemParent->appendRow ( _item );
 
-        for (int j = 1; j < mdl->columnCount(); j++)
+        for ( int j = 1; j < mdl->columnCount(); j++ )
         {
             QStandardItem* __item = new QStandardItem;
-            __item->setData(mdl->index(i, j).data(Qt::DisplayRole), Qt::EditRole);
+            __item->setData ( mdl->index ( i, j ).data ( Qt::DisplayRole ), Qt::EditRole );
             //pline() << __item->data(Qt::EditRole).toByteArray();
-            itemParent->setChild(_item->index().row(), j, __item);
+            itemParent->setChild ( _item->index().row(), j, __item );
             //setItem(indexFromItem(_item).row(), j, __item);
         }
     }

src/gui/qqtsqltreemodel.h

@@ -6,25 +6,30 @@
 #include <QList>
 #include <qqt-local.h>
 
-class QQTSHARED_EXPORT QQTSqlTreeModel : public QQTTreeModel
+/**
+ * @brief The QQtSqlTreeModel class
+ * 按照树的样式来显示数据库
+ */
+class QQTSHARED_EXPORT QQtSqlTreeModel : public QQtTreeModel
 {
     Q_OBJECT
 public:
-    explicit QQTSqlTreeModel(QObject* parent = 0);
+    explicit QQtSqlTreeModel ( QObject* parent = 0 );
 
     //TODO:
+    QSqlDatabase& database() { return m_db; }
+    void setAbsoluteFilePath ( QString dbname );
 
-    // QQTVirtualTreeModel interface
+    // QQtSqlTreeModel interface
 public:
-    bool query(QString condition) override;
-    void setFilePath(QString dbname) override;
-
+    virtual bool query ( QString condition = "" ) override;
+    virtual void setFilePath ( QString dbname ) override;
 protected:
-    bool parseDatabase();
-    bool parseTable(QString tableName);
+    virtual bool parseDatabase();
+    virtual bool parseTable ( QString tableName );
 private:
     QSqlDatabase m_db;
-    QList<QQTTableModel*> tableModelList;
+    QList<QQtTableModel*> tableModelList;
 };
 
 #endif // QQTSQLTREEMODEL_H

src/gui/qqttablemodel.cpp

@@ -1,17 +1,17 @@
 #include "qqttablemodel.h"
 
-QQTTableModel::QQTTableModel(QObject* parent, QSqlDatabase db):
+QQtTableModel::QQtTableModel(QObject* parent, QSqlDatabase db):
     QSqlRelationalTableModel(parent, db)
 {
 }
 
-void QQTTableModel::query(QString filter)
+void QQtTableModel::query(QString filter)
 {
     setFilter(filter);
     select();
 }
 
-QVariant QQTTableModel::data(const QModelIndex& index, int role) const
+QVariant QQtTableModel::data(const QModelIndex& index, int role) const
 {
     switch (role)
     {
@@ -26,12 +26,12 @@ QVariant QQTTableModel::data(const QModelIndex& index, int role) const
 }
 
 
-bool QQTTableModel::setData(const QModelIndex& index, const QVariant& value, int role)
+bool QQtTableModel::setData(const QModelIndex& index, const QVariant& value, int role)
 {
     return QSqlRelationalTableModel::setData(index, value, role);
 }
 
-Qt::ItemFlags QQTTableModel::flags(const QModelIndex& index) const
+Qt::ItemFlags QQtTableModel::flags(const QModelIndex& index) const
 {
     return QSqlRelationalTableModel::flags(index);
 }

src/gui/qqttablemodel.h

@@ -5,14 +5,14 @@
 #include <qqt-local.h>
 
 /**
- * @brief The QQTTableModel class
+ * @brief The QQtTableModel class
  * QQTSqlRelationalTableModel 方便起见，仅仅使用这个model
  */
-class QQTSHARED_EXPORT QQTTableModel :  public QSqlRelationalTableModel
+class QQTSHARED_EXPORT QQtTableModel :  public QSqlRelationalTableModel
 {
     Q_OBJECT
 public:
-    explicit QQTTableModel(QObject* parent = 0, QSqlDatabase db = QSqlDatabase());
+    explicit QQtTableModel(QObject* parent = 0, QSqlDatabase db = QSqlDatabase());
 
     void query(QString filter);
 

src/gui/qqttreemodel.cpp

@@ -1,6 +1,6 @@
 #include "qqttreemodel.h"
 
-QQTTreeModel::QQTTreeModel(QObject* parent) : QStandardItemModel(parent)
+QQtTreeModel::QQtTreeModel(QObject* parent) : QStandardItemModel(parent)
 {
 
 }

src/gui/qqttreemodel.h

@@ -9,11 +9,11 @@
  * define the tree model's functions name.
  */
 
-class QQTSHARED_EXPORT QQTTreeModel : public QStandardItemModel
+class QQTSHARED_EXPORT QQtTreeModel : public QStandardItemModel
 {
     Q_OBJECT
 public:
-    explicit QQTTreeModel(QObject* parent = 0);
+    explicit QQtTreeModel(QObject* parent = 0);
 
     /**
      * @brief query

src/gui/qqtxmltreemodel.cpp

@@ -3,19 +3,19 @@
 #include "qqtcore.h"
 #include <QModelIndex>
 
-QQTXmlTreeModel::QQTXmlTreeModel(QObject* parent) : QQTTreeModel(parent)
+QQTXmlTreeModel::QQTXmlTreeModel ( QObject* parent ) : QQtTreeModel ( parent )
 {
 
 }
 
-void QQTXmlTreeModel::setFilePath(QString fileName)
+void QQTXmlTreeModel::setFilePath ( QString fileName )
 {
-    QFile file(fileName);
+    QFile file ( fileName );
 
-    if (!file.open(QFile::ReadOnly | QFile::Text))
+    if ( !file.open ( QFile::ReadOnly | QFile::Text ) )
     {
-        pline() << "Error: Cannot read file " << qPrintable(fileName)
-                << ": " << qPrintable(file.errorString())
+        pline() << "Error: Cannot read file " << qPrintable ( fileName )
+                << ": " << qPrintable ( file.errorString() )
                 << endl;
         return;
     }
@@ -26,12 +26,12 @@ void QQTXmlTreeModel::setFilePath(QString fileName)
 
     QDomDocument doc;
 
-    if (!doc.setContent(&file, false, &errorStr, &errorLine,
-                        &errorColumn))
+    if ( !doc.setContent ( &file, false, &errorStr, &errorLine,
+                           &errorColumn ) )
     {
         pline() << "Error: Parse error at line " << errorLine << ", "
                 << "column " << errorColumn << ": "
-                << qPrintable(errorStr) << endl;
+                << qPrintable ( errorStr ) << endl;
         return;
     }
 
@@ -39,14 +39,14 @@ void QQTXmlTreeModel::setFilePath(QString fileName)
 
     clear();
     QDomElement rootElement = doc.documentElement();
-    parseChildElement(rootElement);
+    parseChildElement ( rootElement );
 
     return;
 }
 
-bool QQTXmlTreeModel::query(QString condition)
+bool QQTXmlTreeModel::query ( QString condition )
 {
-    Q_UNUSED(condition)
+    Q_UNUSED ( condition )
     //TODO:
     return true;
 }
@@ -57,24 +57,24 @@ bool QQTXmlTreeModel::query(QString condition)
  * @param parent
  * 这套递归代码，第一次和最后一次不同。
  */
-void QQTXmlTreeModel::parseChildElement(const QDomElement& element, QStandardItem* itemParent)
+void QQTXmlTreeModel::parseChildElement ( const QDomElement& element, QStandardItem* itemParent )
 {
     /**
      * @brief element name
      */
     QStandardItem* item = new QStandardItem();
 
-    item->setData(element.nodeName(), Qt::EditRole);
-    item->setData(element.text(), Qt::UserRole);
+    item->setData ( element.nodeName(), Qt::EditRole );
+    item->setData ( element.text(), Qt::UserRole );
 
-    if (element.isNull() && !element.hasChildNodes())
-        item->setData(itemParent->data(Qt::UserRole), Qt::EditRole);
+    if ( element.isNull() && !element.hasChildNodes() )
+        item->setData ( itemParent->data ( Qt::UserRole ), Qt::EditRole );
 
     pline() << element.nodeName() << element.text();
 
-    if (itemParent)
+    if ( itemParent )
     {
-        itemParent->appendRow(item);
+        itemParent->appendRow ( item );
         //if column is not enough
         //setItem(indexFromItem(itemParent).row(), 0, item);
     }
@@ -82,7 +82,7 @@ void QQTXmlTreeModel::parseChildElement(const QDomElement& element, QStandardIte
     {
         //first time ok. also
         //appendRow(item);
-        setItem(0, 0, item);
+        setItem ( 0, 0, item );
     }
 
     /**
@@ -90,22 +90,22 @@ void QQTXmlTreeModel::parseChildElement(const QDomElement& element, QStandardIte
      */
     QDomNamedNodeMap nodeMap = element.attributes();
 
-    if (nodeMap.count() > columnCount())
-        setColumnCount(nodeMap.count());
+    if ( nodeMap.count() > columnCount() )
+        setColumnCount ( nodeMap.count() );
 
-    for (int i = 0; i < nodeMap.count(); i++)
+    for ( int i = 0; i < nodeMap.count(); i++ )
     {
-        QString attName = nodeMap.item(i).nodeName();
-        QString attValue = nodeMap.item(i).nodeValue();
+        QString attName = nodeMap.item ( i ).nodeName();
+        QString attValue = nodeMap.item ( i ).nodeValue();
         QStandardItem* _item = new QStandardItem();
-        _item->setData(attName, Qt::UserRole);
-        _item->setData(attValue, Qt::EditRole);
+        _item->setData ( attName, Qt::UserRole );
+        _item->setData ( attValue, Qt::EditRole );
 
         pline() << attName << attValue << itemParent;
 
-        if (itemParent)
+        if ( itemParent )
         {
-            itemParent->setChild(item->index().row(), i + 1, _item);
+            itemParent->setChild ( item->index().row(), i + 1, _item );
 
             /**
              * @brief more than two column need this
@@ -114,7 +114,7 @@ void QQTXmlTreeModel::parseChildElement(const QDomElement& element, QStandardIte
         }
         else
             //first time
-            setItem(indexFromItem(item).row(), i + 1, _item);
+            setItem ( indexFromItem ( item ).row(), i + 1, _item );
     }
 
     /**
@@ -122,9 +122,9 @@ void QQTXmlTreeModel::parseChildElement(const QDomElement& element, QStandardIte
      */
     QDomNode child = element.firstChild();
 
-    while (!child.isNull())
+    while ( !child.isNull() )
     {
-        parseChildElement(child.toElement(), item);
+        parseChildElement ( child.toElement(), item );
         child = child.nextSibling();
     }
 }

src/gui/qqtxmltreemodel.h

@@ -5,28 +5,28 @@
 #include <QDomDocument>
 #include <qqt-local.h>
 
-class QQTSHARED_EXPORT QQTXmlTreeModel : public QQTTreeModel
+class QQTSHARED_EXPORT QQTXmlTreeModel : public QQtTreeModel
 {
     Q_OBJECT
 public:
-    explicit QQTXmlTreeModel(QObject* parent = 0);
+    explicit QQTXmlTreeModel ( QObject* parent = 0 );
 
 
 signals:
 
 public slots:
 
-    // QQTTreeModel interface
+    // QQtTreeModel interface
 public:
-    bool query(QString condition) override;
-    void setFilePath(QString xmlfile) override;
+    bool query ( QString condition ) override;
+    void setFilePath ( QString xmlfile ) override;
 
 protected:
     /**
     * @brief parseChildElement
     * @param element
     */
-    void parseChildElement(const QDomElement& element, QStandardItem* itemParent = 0);
+    void parseChildElement ( const QDomElement& element, QStandardItem* itemParent = 0 );
 
 private:
     QDomDocument doc;

src/qqt_source.pri

@@ -12,23 +12,9 @@
 #if you succeed with LibQQt, please thumb up.
 #2017年11月10日18:53:56
 #-------------------------------------------------
+SOURCES +=
+HEADERS +=
 
-SOURCES += \
-    $$PWD/svgwidgets/qqtsvgwidget.cpp \
-    $$PWD/svgwidgets/qqtsvgpushbutton.cpp \
-    $$PWD/svgwidgets/qqtsvgcheckbox.cpp \
-    $$PWD/svgwidgets/qqtsvgradiobutton.cpp \
-    $$PWD/svgwidgets/qqtgraphicssvgitem.cpp \
-    $$PWD/svgwidgets/qqtsvglabel.cpp \
-    $$PWD/svgwidgets/qqtsvgprogressbar.cpp
-HEADERS += \
-    $$PWD/svgwidgets/qqtsvgwidget.h \
-    $$PWD/svgwidgets/qqtsvgpushbutton.h \
-    $$PWD/svgwidgets/qqtsvgcheckbox.h \
-    $$PWD/svgwidgets/qqtsvgradiobutton.h \
-    $$PWD/svgwidgets/qqtgraphicssvgitem.h \
-    $$PWD/svgwidgets/qqtsvglabel.h \
-    $$PWD/svgwidgets/qqtsvgprogressbar.h
 
 #root dir
 HEADERS += $$PWD/qqt.h \
@@ -71,6 +57,8 @@ SOURCES += \
     $$PWD/gui/qqtsqltreemodel.cpp \
     $$PWD/gui/qqttablemodel.cpp \
     $$PWD/gui/qqttreemodel.cpp \
+    $$PWD/gui/qqtfilesystemtreemodel.cpp \
+    $$PWD/gui/qqtjsontreemodel.cpp \
     $$PWD/gui/qqtxmltreemodel.cpp
 
 HEADERS += \
@@ -78,6 +66,8 @@ HEADERS += \
     $$PWD/gui/qqtsqltreemodel.h \
     $$PWD/gui/qqttablemodel.h \
     $$PWD/gui/qqttreemodel.h \
+    $$PWD/gui/qqtfilesystemtreemodel.h \
+    $$PWD/gui/qqtjsontreemodel.h \
     $$PWD/gui/qqtxmltreemodel.h \
     $$PWD/gui/qqtgui.h
 
@@ -431,3 +421,22 @@ contains (DEFINES, __WEBSOCKETSUPPORT__) {
         $$PWD/network/qqtwebclient.h \
         $$PWD/network/qqtwebserver.h
 }
+
+contains (DEFINES, __SVGWIDGETS__) {
+    SOURCES += \
+        $$PWD/svgwidgets/qqtsvgwidget.cpp \
+        $$PWD/svgwidgets/qqtsvgpushbutton.cpp \
+        $$PWD/svgwidgets/qqtsvgcheckbox.cpp \
+        $$PWD/svgwidgets/qqtsvgradiobutton.cpp \
+        $$PWD/svgwidgets/qqtgraphicssvgitem.cpp \
+        $$PWD/svgwidgets/qqtsvglabel.cpp \
+        $$PWD/svgwidgets/qqtsvgprogressbar.cpp
+    HEADERS += \
+        $$PWD/svgwidgets/qqtsvgwidget.h \
+        $$PWD/svgwidgets/qqtsvgpushbutton.h \
+        $$PWD/svgwidgets/qqtsvgcheckbox.h \
+        $$PWD/svgwidgets/qqtsvgradiobutton.h \
+        $$PWD/svgwidgets/qqtgraphicssvgitem.h \
+        $$PWD/svgwidgets/qqtsvglabel.h \
+        $$PWD/svgwidgets/qqtsvgprogressbar.h
+}

src/widgets/qqttablewidget.cpp

@@ -7,7 +7,7 @@ QQtTableWidget::QQtTableWidget(QWidget* parent) :
     QQtTableView(parent)
 {
     m_db = newDatabaseConn();
-    m_model = new QQTTableModel(this, m_db);
+    m_model = new QQtTableModel(this, m_db);
     setModel(m_model);
     /*
      * 如果没有这个函数，程序存在启动崩溃的情况。

src/widgets/qqttablewidget.h

@@ -29,7 +29,7 @@ public:
 
     void selectedRows(int column, QMap<int, QStringList>& ids);
 private:
-    QQTTableModel* m_model;
+    QQtTableModel* m_model;
     QSqlDatabase m_db;
 };
 

src/widgets/qqttreewidget.h

@@ -17,7 +17,7 @@ public:
 public slots:
 
 private:
-    QQTTreeModel* mModel;
+    QQtTreeModel* mModel;
 };
 
 #endif // QQTTREEWIDGET_H