[SailfishDevel] Accessing C++ properties from QML

[Andrea Bernabei]

Hi,

try having a look at this
http://doc.qt.io/qt-5/qtqml-cppintegration-interactqmlfromcpp.html

2015-08-13 14:14 GMT+01:00 Antonio Mancini <ziobilly94 at gmail.com>:

> Hi all, i need to access a property of a C++ Class, declared inside
> another class, from QML.
>
> This is the principal class:
>
> #ifndef MANAGER_H
>> #define MANAGER_H
>>
>> #include <QObject>
>> #include <QTextStream>
>> #include <QFile>
>> #include "monster.h"
>> #include "move.h"
>> #include "turnmanager.h"
>>
>>
>> class Manager : public QObject
>> {
>>     Q_OBJECT
>>
>> public:
>>     explicit Manager(QObject *parent = 0);
>>
>>     int activeId;
>>     QString activeString;
>>
>>     int enemyId;
>>
>>     Monster active;
>>     Monster enemy;
>>
>>     Move activeMove;
>>     Move enemyMove;
>>
>>     Q_INVOKABLE void saveActive();
>>     Q_INVOKABLE void fetchMonster( const int &level );
>>     Q_INVOKABLE void assignMoves(Monster &monster );
>>     Q_INVOKABLE void setMove( Move &move, const int &id );
>>
>> signals:
>>
>>     void fetchMonsterDone();
>>
>> public slots:
>>
>> };
>>
>> #endif // MANAGER_H
>>
>
> this is the Monster Class:
>
> #ifndef MONSTER_H
>> #define MONSTER_H
>>
>> #include <QObject>
>> #include <QString>
>> #include <math.h>
>> #include "move.h"
>>
>>
>> class Monster : public QObject
>> {
>>     Q_OBJECT
>>
>> public:
>>
>>     explicit Monster(QObject *parent = 0);
>>
>>     ...
>>
>>     QString name;
>>
>>     ...
>> };
>>
>> #endif // MONSTER_H
>>
>
> in my qml page i include the class properly and i have something like this:
>
> Page {
>>
>     id: page
>>
>     Manager {
>>
>         id: manager
>>
>         onFetchMonsterDone: {
>>
>              console.log("Fetch done")
>>         }
>>
>     }
>>
>     Label {
>>
>         id: label
>>
>     }
>>
> }
>>
>
> after doing some operations with fetchMonster(), the "active" class has
> been assigned some values to its properties, i need to access these values
> from QML in the "onFetchMonsterDone", let's say i need to assign to
> label.text the value of manager.active.name
>
> OR
>
> i read there are some ways to access end edit QML properties from C++
>
> Can someone help me?
>
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