basecontrol.cpp

上传的是有关mfc的详细介绍

/*******************************************************************************
* Copyright (C) 1980-2008 Xumingxsh
* All rights reserved.
*
* 文件名称:	BaseControl.cpp
* 创建日期:	2008-04-28
* 创 建 人:	徐敏荣
* 说    明:	类BaseControl的实现文件
*-------------------------------------------------------------------------------
* 版本		日    期		修改人	修改说明
*-------------------------------------------------------------------------------
* 1.0.0		2008-04-28	徐敏荣		完成初始版本
*******************************************************************************/

#include "stdafx.h"
#include "BaseControl.h"

#include "LogFile.h"
#include "ItemKey.h"

#include "ImgLib.h"

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

HWND BaseControl::CreateControl(CreateWndStruct &controlStruct)
{
	return ::CreateWindowEx(
			controlStruct.dwExStyle,
			controlStruct.lpszClass,
			controlStruct.lpszName,
			controlStruct.style,
			CW_USEDEFAULT,
			CW_USEDEFAULT,
			CW_USEDEFAULT,
			CW_USEDEFAULT,
			controlStruct.hwndParent,
			controlStruct.hMenu,
			controlStruct.hInstance,
			controlStruct.lpCreateParams);
}

// 构造函数
BaseControl::BaseControl()
{
	m_ClickEvent = NULL;
}

// 析构函数
BaseControl::~BaseControl()
{
}

// 设置控件的位置
void BaseControl::OnMove()
{
	::MoveWindow(this->m_hWnd, this->m_CProperty.m_Rect.left, this->m_CProperty.m_Rect.top, 
		this->m_CProperty.m_Rect.right - this->m_CProperty.m_Rect.left,	
		this->m_CProperty.m_Rect.bottom - this->m_CProperty.m_Rect.top, true);
}

// 创建控件的位置
void BaseControl::CreateControl(char* chValue, char* key, HWND hParentWnd)
{
	this->m_CProperty.SetValue(chValue, key);

	this->m_parentWnd = hParentWnd;

	this->m_CProperty.m_WndStruct.hwndParent = this->m_parentWnd;
	this->m_CProperty.m_WndStruct.hMenu = (HMENU)this->m_nID;

	this->m_hWnd = BaseControl::CreateControl(this->m_CProperty.m_WndStruct);

	// 如果不是文本框，且文本不为空，则设置控件文本
	if (this->m_CProperty.m_strText != "")
	{
		::SetWindowText(this->m_hWnd, TEXT(this->m_CProperty.m_strText));
	}
}

// 画出控件
void BaseControl::DrawItem(WPARAM &wParam, LPARAM &lParam)
{
	LPDRAWITEMSTRUCT		pdis;
	pdis = (LPDRAWITEMSTRUCT) lParam;

	TCHAR szTemp[MAX_PATH];

	// 背景图片
	if (this->m_CProperty.m_strImgSrc != "")
	{
		if (this->m_CProperty.m_nImgCount == 0)
		{
			this->m_CProperty.m_nImgCount = 1;
		}

		if (this->m_CProperty.m_nImgIndex == 0)
		{
			this->m_CProperty.m_nImgIndex = 1;
		}

		// 将取得的图片添加到控件上
		this->DrawBitBmp(pdis->hwndItem, this->m_CProperty.m_strImgSrc,
			this->m_CProperty.m_nImgCount, this->m_CProperty.m_nImgIndex);
	}
	else
	{
		// 设置背景颜色
		FillRect(pdis->hDC, &pdis->rcItem, CreateSolidBrush(this->m_CProperty.m_BgColor));

		// 如果控件无背景图片,则用户选择了控件后,背景颜色改变
		switch(pdis->itemState)
		{
		case ODS_FOCUS:
			{
				::FillRect(pdis->hDC, &pdis->rcItem, CreateSolidBrush(this->m_CProperty.m_FocColor));
			}
			break;
		case ODS_DISABLED:
			{
				::FillRect(pdis->hDC, &pdis->rcItem,  CreateSolidBrush(this->m_CProperty.m_EnbColor));
			}
			break;
		}
	}

	// 设置控件的字体
	if (GetWindowText(pdis->hwndItem, szTemp, MAX_PATH) > 0)
	{
		this->SetTitleText(pdis->hwndItem, szTemp, NULL, 
			this->m_CProperty.m_TextFormat, this->m_CProperty.m_ForColor);
	}

	if (!this->m_CProperty.m_bIsShow)
	{
		::ShowWindow(pdis->hwndItem, SW_HIDE);
	}
	else
	{
		::ShowWindow(pdis->hwndItem, SW_SHOW);
	}
}

// 给控件设置图片
void BaseControl::DrawBitBmp(HWND hwnd, CString strFilePath, int nCount, int nIndex)
{
	if (nIndex < 1)
	{
		nIndex = 1;
	}

	HBITMAP hBmp;
	CBMPLib::LoadMap(strFilePath, hBmp);

	if (hBmp)
	{
		BITMAP bmp;
		::GetObject(hBmp, sizeof(BITMAP), &bmp);

		long nWidth;
		if (nCount < 1)
		{
			nCount = 1;
		}
		nWidth = bmp.bmWidth/nCount;

		RECT rect;	
		rect.left = (nIndex - 1)*nWidth;
		rect.top = 0;
		rect.right= nWidth;
		rect.bottom = bmp.bmHeight;

		RECT rc;
		rc.left = 0;
		rc.right = 0;
		rc.top = 0;
		rc.bottom = 0;
		::GetClientRect(hwnd, &rc);	
		HDC hDC = ::GetDC(hwnd);

		HDC hMemoryDC = ::CreateCompatibleDC(hDC);

		HBITMAP hOldBitMap = (HBITMAP)::SelectObject(hMemoryDC, hBmp);
		
		::StretchBlt(hDC,	0, 0, rc.right,	rc.bottom, hMemoryDC,
			rect.left, rect.top, rect.right, rect.bottom, SRCCOPY);

		//开辟了内存，用完一定要记得释放
		::SelectObject(hMemoryDC, hOldBitMap);		
		::ReleaseDC(hwnd, hDC);
	}
}

// 设置控件字体
void BaseControl::SetTitleText(HWND hWnd, TCHAR* chLabel, 
							   HFONT hFont, UINT textFormat, COLORREF rgb)
{
	if (!*chLabel || strcmp(chLabel, "") == 0)
	{
		return;
	}
	
	//显示文字的区域
	RECT		rt,rect;
	::GetClientRect(hWnd, &rt);
	::SetRect(&rect, rt.left, rt.top, rt.right, rt.bottom);
	
	// 设置字体
	HFONT		hOldFont;
	if (this->m_CProperty.m_bIsBold)
	{
		this->m_CProperty.m_logfont.lfWeight = 700;
	}
	else
	{
		this->m_CProperty.m_logfont.lfWeight = 0;
	}
	hFont = ::CreateFontIndirect(&this->m_CProperty.m_logfont);
	HDC			dc = ::GetDC(hWnd);

	if(hFont != NULL)//使用配置的字体，否则使用默认的字体
	{
		hOldFont = (HFONT)::SelectObject(dc, hFont);
	}

	//背景透明效果
	::SetBkMode(dc,TRANSPARENT);

	//文字的颜色
	COLORREF	hOldColor; 
	hOldColor = ::SetTextColor(dc, rgb);
	::DrawText( dc, chLabel, -1, &rect, textFormat);

	//释放对象
	::SetTextColor(dc, hOldColor);
	::SelectObject(dc, hOldFont);	
	::ReleaseDC(hWnd,dc);
}

// 显示或隐藏控件
void BaseControl::ShowWnd(bool isSHOW)
{
   if (isSHOW && !this->m_CProperty.m_bIsShow)
   {
	   this->m_CProperty.m_bIsShow = true;
	   ::ShowWindow(m_hWnd, SW_SHOW);
   }

   if (!isSHOW && this->m_CProperty.m_bIsShow)
   {
	   this->m_CProperty.m_bIsShow = false;
	   ::ShowWindow(m_hWnd, SW_HIDE);
   }
}

// 设置控件文本
void BaseControl::SetText(CString strText)
{
	this->m_CProperty.m_strText = strText;
	::SetWindowText(this->m_hWnd, TEXT(this->m_CProperty.m_strText));
}

void BaseControl::SetText(char* chText)
{
	CString strText(chText);
	this->SetText(strText);
}

// 设置控件背景图片
void BaseControl::SetImg(int nIndex)
{
	if (nIndex <= this->m_CProperty.m_nImgCount)
	{
		this->m_CProperty.m_nImgIndex = nIndex;

		// 将取得的图片添加到控件上
		this->DrawBitBmp(this->m_hWnd, this->m_CProperty.m_strImgSrc, 
			this->m_CProperty.m_nImgCount, this->m_CProperty.m_nImgIndex);
	}
}

CString BaseControl::GetText()
{
	TCHAR chInput[MAX_PATH] = {0};
	::GetWindowText(this->m_hWnd, chInput, MAX_PATH);
	return CString(chInput);
}

void BaseControl::SetEnable(bool isAble)
{
	this->m_CProperty.m_bIsEnable = !isAble;
	::EnableWindow(this->m_hWnd, isAble);
}

bool BaseControl::IsCurContrl(int nID)
{
	if (nID == this->m_nID)
	{
		return true;
	}
	return false;
}

void BaseControl::OnClick()
{
	if (this->m_ClickEvent != NULL)
	{
		m_ClickEvent();
	}

}