静态控件背景透明-蒲公英云

静态控件背景透明，能够完美的将字体显示到背景中去。
在实际应用中也是非常常用的。

赶紧拿去学习吧。。。。。。。。

主要代码：

// TransparentWindow.cpp : Defines the entry point for the application.
//
/*
// 静态控件背景透明化
//By MoreWindows-(http://blog.csdn.net/MoreWindows)
#include <windows.h>
#include "resource.h"
const char szDlgTitle[] = "静态控件背景透明化 MoreWindows-(http://blog.csdn.net/MoreWindows)";
// 对话框消息处理函数
BOOL CALLBACK DlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);
int APIENTRY WinMain(HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPSTR     lpCmdLine,
                     int       nCmdShow)
{
    DialogBox(hInstance, MAKEINTRESOURCE(IDD_DIALOG1), NULL, DlgProc);
    return 0;
}
BOOL CALLBACK DlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
    RECT       rcDialog;
    HBITMAP    hBitmap;
    static BITMAP s_bm;
    static HDC    s_hdcMem;
    switch (message)
    {
    case WM_INITDIALOG:
        // 设置对话框标题
        SetWindowText(hDlg, szDlgTitle);
        // 设置对话框大小可调节
        SetWindowLong(hDlg, GWL_STYLE, GetWindowLong(hDlg, GWL_STYLE) | WS_SIZEBOX);
        // 加载背影图片
        hBitmap = (HBITMAP)LoadImage(NULL, "006.bmp", IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE | LR_CREATEDIBSECTION);
        if (hBitmap == NULL)
        {
            MessageBox(hDlg, "LoadImage failed", "Error", MB_ICONERROR);
            exit(0);
        }        
        else
        {
            // 将背影图片放入HDC - s_hdcMem
            HDC        hdc;
            hdc = GetDC(hDlg);
            s_hdcMem = CreateCompatibleDC(hdc);
            SelectObject(s_hdcMem, hBitmap);    
            ReleaseDC(hDlg, hdc);
            // 得到位图信息
            GetObject(hBitmap, sizeof(s_bm), &s_bm);
        }
        return 0;
    case WM_COMMAND:
        switch (LOWORD(wParam))
        {
        case IDCANCEL:
            DeleteDC(s_hdcMem);
            EndDialog(hDlg, LOWORD(wParam));
            return TRUE;
        }
        break;
    case WM_SIZE:
        InvalidateRect(hDlg, NULL, TRUE);
        return TRUE;
    case WM_CTLCOLORDLG:
        GetClientRect(hDlg, &rcDialog);
        //通过SetStretchBltMode的设置能使StretchBlt在缩放图像更加清晰
        SetStretchBltMode((HDC)wParam, COLORONCOLOR);
        StretchBlt((HDC)wParam, 0, 0, rcDialog.right, rcDialog.bottom, s_hdcMem, 0, 0, s_bm.bmWidth, s_bm.bmHeight, SRCCOPY);    
        return (BOOL)((HBRUSH)GetStockObject(NULL_BRUSH));
    }
    return FALSE;
}
*/
// 静态控件背景透明化1 WM_CTLCOLORSTATIC中返回空画刷
//By MoreWindows-(http://blog.csdn.net/MoreWindows)
#include <windows.h>
#include "resource.h"
const char szDlgTitle[] = "静态控件背景透明化1 MoreWindows-(http://blog.csdn.net/MoreWindows)";
// 对话框消息处理函数
BOOL CALLBACK DlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);
int APIENTRY WinMain(HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPSTR     lpCmdLine,
                     int       nCmdShow)
{
    DialogBox(hInstance, MAKEINTRESOURCE(IDD_DIALOG1), NULL, DlgProc);
    return 0;
}
BOOL CALLBACK DlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
    RECT       rcDialog;
    HBITMAP    hBitmap;
    static BITMAP s_bm;
    static HDC    s_hdcMem;
    switch (message)
    {
    case WM_INITDIALOG:
        // 设置对话框标题
        SetWindowText(hDlg, szDlgTitle);
        // 设置对话框大小可调节
        SetWindowLong(hDlg, GWL_STYLE, GetWindowLong(hDlg, GWL_STYLE) | WS_SIZEBOX);
        // 加载背影图片
        hBitmap = (HBITMAP)LoadImage(NULL, "006.bmp", IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE | LR_CREATEDIBSECTION);
        if (hBitmap == NULL)
        {
            MessageBox(hDlg, "LoadImage failed", "Error", MB_ICONERROR);
            exit(0);
        }        
        else
        {
            // 将背影图片放入HDC - s_hdcMem
            HDC        hdc;
            hdc = GetDC(hDlg);
            s_hdcMem = CreateCompatibleDC(hdc);
            SelectObject(s_hdcMem, hBitmap);    
            ReleaseDC(hDlg, hdc);
            // 得到位图信息
            GetObject(hBitmap, sizeof(s_bm), &s_bm);
        }
        return 0;
    case WM_COMMAND:
        switch (LOWORD(wParam))
        {
        case IDCANCEL:
            DeleteDC(s_hdcMem);
            EndDialog(hDlg, LOWORD(wParam));
            return TRUE;
        }
        break;
    case WM_SIZE:
        InvalidateRect(hDlg, NULL, TRUE);
        return TRUE;
     case WM_CTLCOLORSTATIC:
         SetBkMode((HDC)wParam, TRANSPARENT);
         return (BOOL)((HBRUSH)GetStockObject(NULL_BRUSH));
    case WM_CTLCOLORDLG:
        GetClientRect(hDlg, &rcDialog);
        //通过SetStretchBltMode的设置能使StretchBlt在缩放图像更加清晰
        SetStretchBltMode((HDC)wParam, COLORONCOLOR);
        StretchBlt((HDC)wParam, 0, 0, rcDialog.right, rcDialog.bottom, s_hdcMem, 0, 0, s_bm.bmWidth, s_bm.bmHeight, SRCCOPY);    
        return (BOOL)((HBRUSH)GetStockObject(NULL_BRUSH));
    }
    return FALSE;
}
/*
// 静态控件背景透明化2 - 在WM_CTLCOLORDLG返回窗口背景的位图画刷
//By MoreWindows-(http://blog.csdn.net/MoreWindows)
#include <windows.h>
#include "resource.h"
const char szDlgTitle[] = "静态控件背景透明化2 MoreWindows-(http://blog.csdn.net/MoreWindows)";
// 对话框消息处理函数
BOOL CALLBACK DlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam);
int APIENTRY WinMain(HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPSTR     lpCmdLine,
                     int       nCmdShow)
{
    DialogBox(hInstance, MAKEINTRESOURCE(IDD_DIALOG1), NULL, DlgProc);
    return 0;
}
BOOL CALLBACK DlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
    static HBRUSH    s_hBitmapBrush; //位图画刷
    switch (message)
    {
    case WM_INITDIALOG:
        // 设置对话框标题
        SetWindowText(hDlg, szDlgTitle);
        // 设置对话框大小可调节
        SetWindowLong(hDlg, GWL_STYLE, GetWindowLong(hDlg, GWL_STYLE) | WS_SIZEBOX);
        // 加载背影图片
        HBITMAP hBitmap;
        hBitmap = (HBITMAP)LoadImage(NULL, "006.bmp", IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE | LR_CREATEDIBSECTION);
        if (hBitmap == NULL)
        {
            MessageBox(hDlg, "LoadImage failed", "Error", MB_ICONERROR);
            exit(0);
        }        
        // 创建位图画刷
        s_hBitmapBrush = CreatePatternBrush(hBitmap);
        return 0;
    case WM_COMMAND:
        switch (LOWORD(wParam))
        {
        case IDCANCEL:
            DeleteObject(s_hBitmapBrush);
            EndDialog(hDlg, LOWORD(wParam));
            return TRUE;
        }
        break;
    case WM_CTLCOLORSTATIC:
        SetBkMode((HDC)wParam, TRANSPARENT);
    case WM_CTLCOLORDLG:
        return (BOOL)s_hBitmapBrush;
    }
    return FALSE;
}
*/