#include "mFlowButtonWidget.h"
#include "mFlowStepMenuDialog.h"
#include "TaskFlow/mFcModels.h"
#include "mDownArrow.h"
#include <QLabel>
#include <QPushButton>
#include <QVBoxLayout>
#include <QMimeData>
#include <QDrag>
#include <QMouseEvent>
#include <QDebug>


MFlowButtonWidget::MFlowButtonWidget(QWidget *parent,MControl *control,MDownArrow *arrow,MFlowStepParams *params,bool bgnormal) : QWidget(parent)
{
 setFixedSize(110,30);
 setAttribute(Qt::WA_StyledBackground,true);
 if(bgnormal){
 setStyleSheet(m_stylesheet_QWidget_flowleftwidget_blue_normal);
 }else {
 setStyleSheet(m_stylesheet_QWidget_flowleftwidget_blue_press);
 }
 setCursor(Qt::PointingHandCursor);

 this->arrow = arrow;
 this->data = new MFlowStepData(control,params);
 this->data->widget=this;

 QVBoxLayout *boxLayout = new QVBoxLayout(this);
 boxLayout->setContentsMargins(0,0,0,0);

 title = new QLabel(this);
 title->setStyleSheet(m_stylesheet_QLabel_title);
 title->setText(control->menuTip);
 boxLayout->addWidget(title,0,Qt::AlignCenter);


}
MFlowButtonWidget::~MFlowButtonWidget()
{
 data->widgetIsDelete = true;
 delete data;

}

void MFlowButtonWidget::mousePressEvent(QMouseEvent *event)
{

 if(event->button()==Qt::LeftButton){
 //左键
 this->data->notificationType=MCONNSTANT_NOTIFICATION_TYPE_START;
 emit this->notificationToParentWidget(this->data);

 setStyleSheet(m_stylesheet_QWidget_flowleftwidget_blue_press);

 QPoint offset = event->pos();
 QByteArray itemData;
 QDataStream dataStream(&itemData, QIODevice::WriteOnly);
 dataStream << offset;
 QMimeData *mimeData = new QMimeData;
 mimeData->setData("application/MFlowButtonWidget", itemData);

 QDrag *drag = new QDrag(this);
 drag->setMimeData(mimeData);
// drag->setPixmap(QPixmap::grabWidget(this));
 drag->setHotSpot(offset);

 if (drag->exec(Qt::MoveAction, Qt::CopyAction) == Qt::MoveAction) {
 this->data->notificationType=MCONNSTANT_NOTIFICATION_TYPE_MOVE_END_SHOWCONTENT;
 emit this->notificationToParentWidget(this->data);
 } else {
 this->data->notificationType=MCONNSTANT_NOTIFICATION_TYPE_OTHER_END_SHOWCONTENT;
 emit this->notificationToParentWidget(this->data);
 }


 }else {
 MFlowStepMenuDialog *menu = new MFlowStepMenuDialog(this);
 connect(menu->deleteBtn,&QPushButton::clicked,[this,menu](){

 this->data->notificationType=MCONNSTANT_NOTIFICATION_TYPE_DELETE_CURRENT_WIDGET;
 emit this->notificationToParentWidget(this->data);

 menu->deleteLater();
 });
 menu->setAttribute(Qt::WA_DeleteOnClose);
 menu->move(QCursor::pos());
 menu->show();


 }

}