zhipuzi_pos_windows/zhipuzi_pos_windows/tool/CShuangpingTool.cpp

#include "../pch/pch.h"
#include "CShuangpingTool.h"

CShuangpingTool::CShuangpingTool()
{
}

bool CShuangpingTool::IsShuangping()
{
	return m_is_shuangping;
}

void CShuangpingTool::Init()
{
	INT iNumber = GetSystemMetrics(SM_CMONITORS);

	if (iNumber > 1)
	{
		m_is_shuangping = true;
	}
	else
	{
		//这种情况说明没有副屏
		m_is_shuangping = false;

		return;
	}

	//确定副屏显示区域
	RECT rect;
	rect.left = 0;
	rect.top = 0;
	rect.right = 0;
	rect.bottom = 0;

	for (int i = 0; i < iNumber; i++)
	{
		//初始化
		BOOL bFlag;

		DISPLAY_DEVICE dd;
		ZeroMemory(&dd, sizeof(dd));
		dd.cb = sizeof(dd);

		DEVMODE devMode;
		ZeroMemory(&devMode, sizeof(devMode));
		devMode.dmSize = sizeof(devMode);

		bFlag = EnumDisplayDevices(NULL, i, &dd, 0);//如果有该显示器，再去获得它的设置
		if (bFlag == FALSE)
		{
			continue;
		}

		bFlag = EnumDisplaySettings(dd.DeviceName, ENUM_CURRENT_SETTINGS, &devMode);
		if (bFlag == FALSE)
		{
			continue;
		}

		if (devMode.dmPosition.x == 0 && devMode.dmPosition.y == 0)
		{
			//主显示器
			continue;
		}
		else
		{
			//副显示器
			rect.left = devMode.dmPosition.x;
			rect.top = devMode.dmPosition.y;

			rect.right = rect.left + devMode.dmPelsWidth;
			rect.bottom = rect.top + devMode.dmPelsHeight;

			m_fuping_rect = rect;
		}
	}
}

void CShuangpingTool::InitWnd(HWND hwnd)
{
	//创建并初始化副屏窗口
	m_pFuping = new CFupingWnd();
	if (m_pFuping == NULL)
	{
		m_is_shuangping = false;
		LOG_INFO("副屏窗口创建失败！");
		return;
	}

	m_pFuping->Create(hwnd, _T("智铺子收银系统副屏"), UI_WNDSTYLE_DIALOG, 0, 0, 0, 0, 0, NULL);
	m_pFuping->SetIcon(IDI_ICON_DUILIB);

	::MoveWindow(m_pFuping->GetHWND(), m_fuping_rect.left, m_fuping_rect.top, m_fuping_rect.right - m_fuping_rect.left, m_fuping_rect.bottom - m_fuping_rect.top, true);
	m_pFuping->ShowWindow(true);
}

void CShuangpingTool::DestoryWnd()
{
	if (m_pFuping == NULL)
	{
		return;
	}

	m_pFuping->Stop();

	m_pFuping = NULL;
}

void CShuangpingTool::UpdateShow(CDiandanOrder& order, double total_youhui, double total_price, double dabao_money)
{
	if (m_is_shuangping == false)
	{
		//如果都没双屏，就不处理了
		return;
	}

	m_pFuping->UpdateShow(order, total_youhui, total_price, dabao_money);
}