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c++ duilib 入门实例(opencv)

桌面应用界面/GUI

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  • 开发语言：C/C++
  • 实例大小：50.31M
  • 下载次数：42
  • 浏览次数：1613
  • 发布时间：2018-07-23
  • 实例类别：桌面应用界面/GUI
  • 发 布 人：dyg540
  • 文件格式：.rar
  • 所需积分：2
 相关标签： 实例 c++ UI
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实例介绍

【实例简介】

【实例截图】

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【核心代码】 

// Win32_01.cpp : 定义应用程序的入口点。
//

#include "stdafx.h"
#include "Win32_01.h"
#include "../DuiLib/UIlib.h"
#include <opencv2/core.hpp>
#include <opencv2/videoio.hpp>
#include <opencv2/highgui.hpp>
#include <iostream>
#include <stdio.h>

using namespace cv;
using namespace std;

#include <algorithm>

#ifdef _DEBUG
#   ifdef _UNICODE
#       pragma comment(lib, "../lib/DuiLib_ud.lib")
#   else
#       pragma comment(lib, "../lib/DuiLib_d.lib")
#   endif
#else
#   ifdef _UNICODE
#       pragma comment(lib, "../lib/DuiLib_u.lib")
#   else
#       pragma comment(lib, "../lib/DuiLib.lib")
#   endif
#endif

using namespace DuiLib;

class CDuiFrameWnd : public CWindowWnd, public INotifyUI
{
public:
	CDuiFrameWnd();
	~CDuiFrameWnd();
	virtual LPCTSTR GetWindowClassName() const;
	virtual CDuiString GetSkinFile() { return _T("duilib.xml"); }
	virtual CDuiString GetSkinFolder() { return _T(""); }
	virtual void   Notify(TNotifyUI & msg);
	virtual LRESULT HandleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam);
	LRESULT CDuiFrameWnd::OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
	virtual LRESULT OnNcHitTest(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
	LRESULT CDuiFrameWnd::OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
	LRESULT CDuiFrameWnd::OnNcActivate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
	LRESULT CDuiFrameWnd::OnNcCalcSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
	LRESULT CDuiFrameWnd::OnSysCommand(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
	LRESULT CDuiFrameWnd::OnGetMinMaxInfo(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

private:
	//BOOL IsInStaticControl(CControlUI * pControl);

protected:
	CPaintManagerUI m_PaintManager;
	CControlUI *m_pHelloBtn;
	CControlUI *m_pRoot;

};

CDuiFrameWnd::CDuiFrameWnd()
{
	m_pRoot = NULL;
	m_pHelloBtn = NULL;
}
CDuiFrameWnd::~CDuiFrameWnd()
{

}
//cpp文件
LPCTSTR CDuiFrameWnd::GetWindowClassName() const
{
	return _T("DuiFrameWnd");
}

void  CDuiFrameWnd::Notify(TNotifyUI & msg)
{
	if (msg.sType == _T("click"))
	{
		if (msg.pSender->GetName() == _T("closebtn"))
		{
			::PostQuitMessage(WM_QUIT);
		}
		if (msg.pSender->GetName() == _T("btnHello"))
		{
			MessageBox(NULL, _T("我是按钮"), _T("点击了按钮"), NULL);
			Mat frame;
			//--- INITIALIZE VIDEOCAPTURE
			VideoCapture cap;
			// open the default camera using default API
			cap.open(0);
			// OR advance usage: select any API backend
			int deviceID = 0;             // 0 = open default camera
			int apiID = cv::CAP_ANY;      // 0 = autodetect default API
			// open selected camera using selected API
			cap.open(deviceID   apiID);
			// check if we succeeded
			if (!cap.isOpened()) {
				cerr << "ERROR! Unable to open camera\n";
				return;
			}

			//--- GRAB AND WRITE LOOP
			cout << "Start grabbing" << endl
				<< "Press any key to terminate" << endl;
			for (;;)
			{
				// wait for a new frame from camera and store it into 'frame'
				cap.read(frame);
				// check if we succeeded
				if (frame.empty()) {
					cerr << "ERROR! blank frame grabbed\n";
					break;
				}
				// show live and wait for a key with timeout long enough to show images
				imshow("Live", frame);
				if (waitKey(5) >= 0)
					break;
			}

		}
	}
}
LRESULT CDuiFrameWnd::OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled) {
	LONG styleValue = ::GetWindowLong(*this, GWL_STYLE);
	styleValue &= ~WS_CAPTION;
	::SetWindowLong(*this, GWL_STYLE, styleValue | WS_CLIPSIBLINGS | WS_CLIPCHILDREN);

	m_PaintManager.Init(m_hWnd);//主窗口类与窗口句柄关联
	CDialogBuilder builder;
	CControlUI* pRoot = builder.Create(_T("layout.xml"), (UINT)0, NULL, &m_PaintManager);//加载XML并动态创建界面无素，与布局界面元素，核心函数单独分析																		   //注意：CDialogBuilder 并不是一个对话框类
	ASSERT(pRoot && "Failed to parse XML");
	if (NULL == pRoot)//如果找不到皮肤文件则退出
	{
		MessageBox(NULL, TEXT("Cant not find the skin!"), NULL, MB_ICONHAND);
		return 0;
	}
	m_PaintManager.AttachDialog(pRoot);//附加控件数据到HASH表中……为pRoot作为对话框结点，为其创建控件树	
	m_PaintManager.AddNotifier(this);//增加通知处理

	return 0;
}
LRESULT CDuiFrameWnd::HandleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	LRESULT lRes = 0;
	BOOL bHandled = TRUE;
	switch (uMsg)
	{
	case WM_CREATE:
		lRes = OnCreate(uMsg, wParam, lParam, bHandled);
		break;

	case WM_DESTROY:
		::PostQuitMessage(0);
		bHandled = FALSE;
		break;

	case WM_NCHITTEST:
		lRes = OnNcHitTest(uMsg, wParam, lParam, bHandled);
		break;

	case WM_KEYDOWN:
		if (wParam == VK_ESCAPE) //ESC
		{
			Close();
		}
		break;

	case WM_SIZE:
		lRes = OnSize(uMsg, wParam, lParam, bHandled);
		break;

	case WM_NCACTIVATE:
		lRes = OnNcActivate(uMsg, wParam, lParam, bHandled);
		break;

	case WM_GETMINMAXINFO:
		lRes = true;
		OnGetMinMaxInfo(uMsg, wParam, lParam, bHandled);
		break;

	case WM_SYSCOMMAND:
		lRes = OnSysCommand(uMsg, wParam, lParam, bHandled);
		break;

	case WM_NCCALCSIZE:
		lRes = OnNcCalcSize(uMsg, wParam, lParam, bHandled);
		break;

	default:
		bHandled = FALSE; break;
	}

	if (bHandled) return lRes;
	if (m_PaintManager.MessageHandler(uMsg, wParam, lParam, lRes) != 0)
		return lRes;
	return CWindowWnd::HandleMessage(uMsg, wParam, lParam);
}

LRESULT CDuiFrameWnd::OnGetMinMaxInfo(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
	MONITORINFO oMonitor = {};
	oMonitor.cbSize = sizeof(oMonitor);
	::GetMonitorInfo(::MonitorFromWindow(*this, MONITOR_DEFAULTTOPRIMARY), &oMonitor);
	CDuiRect rcWork = oMonitor.rcWork;
	rcWork.Offset(-rcWork.left, -rcWork.top);

	LPMINMAXINFO lpMMI = (LPMINMAXINFO)lParam;
	lpMMI->ptMaxPosition.x = rcWork.left;
	lpMMI->ptMaxPosition.y = rcWork.top;
	lpMMI->ptMaxSize.x = rcWork.right;
	lpMMI->ptMaxSize.y = rcWork.bottom;

	bHandled = FALSE;
	return 0;
}

LRESULT CDuiFrameWnd::OnSysCommand(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
	if (wParam == SC_CLOSE)
	{
		bHandled = TRUE;
		SendMessage(WM_CLOSE);
		return 0;
	}
#if defined(WIN32) && !defined(UNDER_CE)
	BOOL bZoomed = ::IsZoomed(*this);
	LRESULT lRes = CWindowWnd::HandleMessage(uMsg, wParam, lParam);
	if (::IsZoomed(*this) != bZoomed)
	{
	}
#else
	LRESULT lRes = CWindowWnd::HandleMessage(uMsg, wParam, lParam);
#endif
	return lRes;
}
LRESULT CDuiFrameWnd::OnNcCalcSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
	return 0;
	// wParam为TRUE时，返回0将会使窗口的大小变为客户区的大小，也就是说这将把窗口的标题栏、窗口边框移除，只显示客户区
}
LRESULT CDuiFrameWnd::OnNcActivate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
	if (::IsIconic(*this)) bHandled = FALSE;
	return (wParam == 0) ? TRUE : FALSE;
}

LRESULT CDuiFrameWnd::OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
	SIZE szRoundCorner = m_PaintManager.GetRoundCorner(); // GetRoundCorner用来获取xml中的Window标签中roundcorner属性值，该值指示圆角的长宽
	if (!::IsIconic(*this) && (szRoundCorner.cx != 0 || szRoundCorner.cy != 0)) {
		CDuiRect rcWnd;
		::GetWindowRect(*this, &rcWnd);
		rcWnd.Offset(-rcWnd.left, -rcWnd.top); // rcWnd.right就成为了窗口的宽度了
		rcWnd.right  ; rcWnd.bottom  ;
		HRGN hRgn = ::CreateRoundRectRgn(rcWnd.left, rcWnd.top, rcWnd.right, rcWnd.bottom, szRoundCorner.cx, szRoundCorner.cy);
		::SetWindowRgn(*this, hRgn, TRUE); // 窗口圆角化处理
		::DeleteObject(hRgn);
	}

	bHandled = FALSE;
	return 0;
}

LRESULT CDuiFrameWnd::OnNcHitTest(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
	POINT pt; pt.x = GET_X_LPARAM(lParam); pt.y = GET_Y_LPARAM(lParam);
	::ScreenToClient(*this, &pt);

	RECT rcClient;
	::GetClientRect(*this, &rcClient);

	if (!::IsZoomed(*this)) {
		RECT rcSizeBox = m_PaintManager.GetSizeBox(); // GetSizeBox用来获取xml中Window标签的sizebox属性，该属性指示你的鼠标移动到窗口边框多少个像素会变成指示符（这个指示符表示可以改变窗口大小的指示符）
		if (pt.y < rcClient.top   rcSizeBox.top) {
			if (pt.x < rcClient.left   rcSizeBox.left) return HTTOPLEFT;
			if (pt.x > rcClient.right - rcSizeBox.right) return HTTOPRIGHT;
			return HTTOP;
		}
		else if (pt.y > rcClient.bottom - rcSizeBox.bottom) {
			if (pt.x < rcClient.left   rcSizeBox.left) return HTBOTTOMLEFT;
			if (pt.x > rcClient.right - rcSizeBox.right) return HTBOTTOMRIGHT;
			return HTBOTTOM;
		}
		if (pt.x < rcClient.left   rcSizeBox.left) return HTLEFT;
		if (pt.x > rcClient.right - rcSizeBox.right) return HTRIGHT;
	}

	RECT rcCaption = m_PaintManager.GetCaptionRect(); // GetCaptionRect用来获取xml中Window标签的caption属性，该属性指示标题栏的大小
	if (pt.x >= rcClient.left   rcCaption.left && pt.x < rcClient.right - rcCaption.right && pt.y >= rcCaption.top && pt.y < rcCaption.bottom) {
		CControlUI* pControl = static_cast<CControlUI*>(m_PaintManager.FindControl(pt));
		if (pControl && _tcsicmp(pControl->GetClass(), _T("ButtonUI")) != 0 && _tcsicmp(pControl->GetClass(), _T("OptionUI")) != 0)
			return HTCAPTION;
	}
	return HTCLIENT;
}

int APIENTRY wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPWSTR  lpCmdLine, _In_ int nCmdShow)
{
	CPaintManagerUI::SetInstance(hInstance); //加载XML的时候，需要使用该句柄去定位EXE的路径，才能加载XML的路径
	CPaintManagerUI::SetResourcePath(CPaintManagerUI::GetInstancePath()   _T("skin")); //定位图片等资源的位置
	HRESULT Hr = ::CoInitialize(NULL);
	if (FAILED(Hr))
		return 0;

	CDuiFrameWnd * duiFrame = new CDuiFrameWnd();
	if (duiFrame == NULL)
		return 0;

	//#define UI_WNDSTYLE_FRAME     (WS_VISIBLE | WS_OVERLAPPEDWINDOW)
	duiFrame->Create(NULL, _T("测试"), UI_WNDSTYLE_EX_FRAME, WS_EX_WINDOWEDGE);
	duiFrame->CenterWindow();//将窗口放到桌面中央
	duiFrame->ShowWindow(true);
	CPaintManagerUI::MessageLoop();
	::CoUninitialize();
	return 0;

}

标签： 实例 c++ UI

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c++ duilib 入门实例(opencv)

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