ui was not delared in this scope error need help

[brian777754]

trying to make an accessor function called motercontrol() and am getting the error ui was not declared in this scope don't know how to fix it please help me.

#ifndef WIDGET_H
#define WIDGET_H

#include <QWidget>

namespace Ui {
class Widget;
}
class QCamera;
class QCameraViewfinder;
class QCameraImageCapture;
class QVBoxLayout;
class QMenu;
class QAction;

class Widget : public QWidget
{
Q_OBJECT
public:
explicit Widget(QWidget *parent = nullptr);
~Widget();
void motorcontroll(double x1,double x2, double y1, double y2, double z1, double z2,double l1);

private:
Ui::Widget *ui;
QCamera * mCamera;
QCameraViewfinder *mCameraViewfinder;
QCameraImageCapture *mCameraImageCapture;
QVBoxLayout *mLayout;
QMenu *mOptionsMenu;
QAction *mCameraAction;
QAction *mGantryAction;
QAction *mCaptureAction;
QAction *mLazerAction;
};

#endif // WIDGET_H

#include "widget.h"
#include "ui_widget.h"
#include <QCamera>
#include <QCameraViewfinder>
#include <QCameraImageCapture>
#include <QVBoxLayout>
#include <QMenu>
#include <QAction>
#include <QFileDialog>

Widget::Widget(QWidget *parent)
: QWidget(parent)
, ui(new Ui::Widget)
{
ui->setupUi(this);
mCamera = new QCamera(this);
mCameraViewfinder = new QCameraViewfinder(this);
mCameraImageCapture = new QCameraImageCapture(mCamera,this);
mLayout = new QVBoxLayout;
mOptionsMenu = new QMenu("Options",this);
mCameraAction = new QAction("Camera",this);
mGantryAction = new QAction("Gantry", this);
mCaptureAction = new QAction("Capture",this);
mLazerAction = new QAction("Lazer",this);
mOptionsMenu->addActions({mCameraAction,mGantryAction,
mLazerAction});
ui->optionsPushButton->setMenu(mOptionsMenu);
ui->lazerDistance->setLayout(mLayout);

ui->xAxis->setLayout(mLayout);
ui->yAxis->setLayout(mLayout);
ui->zAxis->setLayout(mLayout);
ui->xRotate->setLayout(mLayout);
ui->yRotate->setLayout(mLayout);
ui->zRotate->setLayout(mLayout);
ui->x1Label->setLayout(mLayout);
ui->y1Label->setLayout(mLayout);
ui->z1Label->setLayout(mLayout);
ui->x2Label->setLayout(mLayout);
ui->y2Label->setLayout(mLayout);
ui->z2Label->setLayout(mLayout);
ui->xAxis->hide();
ui->yAxis->hide();
ui->zAxis->hide();
ui->xRotate->hide();
ui->yRotate->hide();
ui->zRotate->hide();
ui->x1Label->hide();
ui->y1Label->hide();
ui->z1Label->hide();
ui->x2Label->hide();
ui->y2Label->hide();
ui->z2Label->hide();
ui->lazerDistance->hide();
ui->scanButton->hide();
ui->moterL->hide();
ui->moterLLable->hide();

connect(mCameraAction, &QAction::triggered, [&](){
    ui->moterL->hide();
    ui->moterLLable->hide();
    ui->xAxis->hide();
    ui->yAxis->hide();
    ui->zAxis->hide();
    ui->xRotate->hide();
    ui->yRotate->hide();
    ui->zRotate->hide();
    ui->x1Label->hide();
    ui->y1Label->hide();
    ui->z1Label->hide();
    ui->x2Label->hide();
    ui->y2Label->hide();
    ui->z2Label->hide();
    ui->lazerDistance->hide();
    ui->scanButton->hide();
    mCamera->setViewfinder(mCameraViewfinder);
    mLayout->addWidget(mCameraViewfinder);
    mLayout->setMargin(0);
    ui->ScrollArea->setLayout(mLayout);
    ui->ScrollArea->show();
    ui->scrollAreaWidgetContents->show();
    mCameraViewfinder->show();
    mCamera->start();

  });

    connect(mGantryAction,&QAction::triggered, [&](){
       mCamera->stop();
     ui->ScrollArea->hide();
      ui->scrollAreaWidgetContents->hide();
      mCameraViewfinder->hide();
      ui->lazerDistance->hide();
      ui->scanButton->hide();



        ui->x1Label->show();
        ui->y1Label->show();
        ui->z1Label->show();
        ui->x2Label->show();
        ui->y2Label->show();
        ui->z2Label->show();
        ui->moterLLable->show();
        ui->xAxis->show();
        ui->yAxis->show();
        ui->zAxis->show();
        ui->xRotate->show();
        ui->yRotate->show();
        ui->zRotate->show();
        ui->moterL->show();

        ui->scanButton->show();




    });

connect(mLazerAction, &QAction::triggered, [&](){



    mCamera->stop();
    ui->ScrollArea->hide();
    ui->scrollAreaWidgetContents->hide();
    mCameraViewfinder->hide();
    ui->scanButton->hide();
    ui->moterL->hide();
    ui->xAxis->hide();
    ui->yAxis->hide();
    ui->zAxis->hide();
    ui->xRotate->hide();
    ui->yRotate->hide();
    ui->zRotate->hide();
    ui->x1Label->hide();
    ui->y1Label->hide();
    ui->z1Label->hide();
    ui->x2Label->hide();
    ui->y2Label->hide();
    ui->z2Label->hide();
    ui->moterLLable->hide();
    ui->lazerDistance->show();






});

//to change the value of the lazer distance
//have ros input a new string
ui->lazerDistance->setText("0");
//funtions to set the values of the moters




}

void motorcontroll(double x1,double x2, double y1, double y2, double z1, double z2,double l1)
{
ui->xAxis->setValue(x1);
ui->yAxis->setValue(y1);
ui->zAxis->setValue(z1);
ui->xRotate->setValue(x2);
ui->yRotate->setValue(y2);
ui->zRotate->setValue(z2);
ui->moterL->setValue(l1);
}

Widget::~Widget()
{
delete ui;
}

[SGaist]

Hi,

The method in the cpp file is not properly scoped. You forgot to prefix it with the class name.