mypanel.cpp

随着计算机信息技术的飞速发展

// MyPanel.cpp : 实现文件
//

#include "stdafx.h"
#include "MyPanel.h"

// CMyPanel

IMPLEMENT_DYNAMIC(CMyPanel, CWnd)
CMyPanel::CMyPanel()
{
}

CMyPanel::~CMyPanel()
{
}

CMyPanel::CMyPanel(HWND hWnd,LPCTSTR tip[],int ItemCount)
{
	m_hParent=hWnd;
	m_Tip=tip;
	m_ItemCount=ItemCount;
}

BEGIN_MESSAGE_MAP(CMyPanel, CWnd)
	ON_WM_CREATE()
	ON_WM_TIMER()
	ON_WM_DESTROY()
END_MESSAGE_MAP()

// CMyPanel 消息处理程序

int CMyPanel::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CWnd::OnCreate(lpCreateStruct) == -1)
		return -1;

	// TODO:  在此添加您专用的创建代码
	RECT rect;
	BOOL br;
	int i;

	m_State=1;
	GetWindowRect(&rect);
	m_Width=rect.right-rect.left;
	m_Height=rect.bottom-rect.top;

	m_pButton=new CMyButton(m_hParent);
	SetRect(&rect,m_Width-50,0,m_Width,30);
	br=m_pButton->Create("收缩",WS_VISIBLE|WS_CHILD|
		BS_PUSHBUTTON|BS_OWNERDRAW,rect,this,0x2001);

	for(i=0;i<m_ItemCount;++i)
	{
		m_pStatic[i]=new CMyStatic(m_hParent);
		if(0==i) SetRect(&rect,0,i*30,lstrlen(m_Tip[i])*12,i*30+18);
		else SetRect(&rect,10,i*30,lstrlen(m_Tip[i])*12,i*30+18);
		br=m_pStatic[i]->Create(m_Tip[i],WS_VISIBLE|WS_CHILD|
			SS_NOTIFY|SS_OWNERDRAW,rect,this,0x3001+i);
	}

	return 0;
}

void CMyPanel::OnDestroy()
{
	CWnd::OnDestroy();

	// TODO: 在此添加消息处理程序代码
	delete m_pButton;
	for(int i=0;i<m_ItemCount;++i)
		delete m_pStatic[i];
}

LRESULT CMyPanel::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
{
	// TODO: 在此添加专用代码和/或调用基类
	if(WM_COMMAND==message)
	{
		if(0x2001==LOWORD(wParam))
		{
			m_State=-m_State;
			SetTimer(0x101,50,0);
		}
	}

	return CWnd::WindowProc(message, wParam, lParam);
}

void CMyPanel::OnTimer(UINT nIDEvent)
{
	// TODO: 在此添加消息处理程序代码和/或调用默认值
	if(0x101==nIDEvent)
	{
		RECT rect;
		int w,h;

		if(m_State<0) //收缩
		{
			GetWindowRect(&rect);
			w=rect.right-rect.left;
			h=rect.bottom-rect.top;
			if(30==h) 
			{
				KillTimer(0x101);
				m_pButton->SetWindowText("展开");
				::SendMessage(m_hParent,WM_SCALEFINISH,(WPARAM)m_State,0);
			}
			else //(h>30)
			{
				h-=30;
				SetWindowPos(0,0,0,w,h,SWP_NOMOVE);
				::SendMessage(m_hParent,WM_COLLAPSEPANELS,0,
					(LPARAM)GetWindowLongPtr(m_hWnd,GWL_ID));
			}
		}
		else //(m_State>0) //展开
		{
			GetWindowRect(&rect);
			w=rect.right-rect.left;
			h=rect.bottom-rect.top;
			if(h==m_Height)
			{
				KillTimer(0x101);
				m_pButton->SetWindowText("收缩");
				::SendMessage(m_hParent,WM_SCALEFINISH,(WPARAM)m_State,0);
			}
			else //(h<m_Height)
			{
				h+=30;
				SetWindowPos(0,0,0,w,h,SWP_NOMOVE);
				::SendMessage(m_hParent,WM_EXPANDPANELS,0,
					(LPARAM)GetWindowLongPtr(m_hWnd,GWL_ID));
			}
		}
	}

	CWnd::OnTimer(nIDEvent);
}