windows全屏显示

最新推荐文章于 2024-01-02 18:31:10 发布

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最新推荐文章于 2024-01-02 18:31:10 发布

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分类专栏： windows编程文章标签： MFC c++ vc

本文链接：https://blog.youkuaiyun.com/ezhou_liukai/article/details/44019695

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这段代码展示了如何在C++ MFC应用中实现全屏显示。通过获取系统屏幕分辨率，调整窗口大小并隐藏特定控件来达到全屏效果。在退出全屏时，恢复窗口原来的布局和大小。

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//获取当前系统的分辨率
WINDOWPLACEMENT m_struOldWndpl;
g_iCurScreenWidth = GetSystemMetrics(SM_CXSCREEN);
g_iCurScreenHeight = GetSystemMetrics(SM_CYSCREEN);

void CClientDlg::FullScreen(BOOL bFullScreen)
{
int iShowStat = bFullScreen?SW_HIDE:SW_SHOW;

GetDlgItem(IDC_COMBO_SHOW_SUM)->ShowWindow(iShowStat);
GetDlgItem(IDC_BUTTON_PALYBACK)->ShowWindow(iShowStat);
GetDlgItem(IDC_BUTTON_BACK)->ShowWindow(iShowStat);
GetDlgItem(IDC_BUTTON_EXIT)->ShowWindow(iShowStat);

if (bFullScreen)
{
CRect rectWholeDlg; //entire client(including title bar)
CRect rectClient; //client area(not including title bar)
CRect rectFullScreen;
//for full screen while backplay
GetWindowPlacement(&m_struOldWndpl);

GetWindowRect(&rectWholeDlg);
RepositionBars(0, 0xffff, AFX_IDW_PANE_FIRST, reposQuery, &rectClient);
ClientToScreen(&rectClient);

rectFullScreen.left = rectWholeDlg.left-rectClient.left;
rectFullScreen.top = rectWholeDlg.top-rectClient.top;
rectFullScreen.right = rectWholeDlg.right+g_iCurScreenWidth - rectClient.right;
rectFullScreen.bottom = rectWholeDlg.bottom+g_iCurScreenHeight - rectClient.bottom;

WINDOWPLACEMENT struWndpl;
struWndpl.length = sizeof(WINDOWPLACEMENT);
struWndpl.flags = 0;
struWndpl.showCmd = SW_SHOWNORMAL;
struWndpl.rcNormalPosition = rectFullScreen;
SetWindowPlacement(&struWndpl);
}
else
{
SetWindowPlacement(&m_struOldWndpl);
}

if (bFullScreen)
{
GetDlgItem(IDC_STATIC_PREVIEWBG)->MoveWindow(0, 0, g_iCurScreenWidth, g_iCurScreenHeight, TRUE);
}
else
{
GetDlgItem(IDC_STATIC_PREVIEWBG)->MoveWindow(&m_rectPreviewBG, TRUE);
}

if (bFullScreen)
{
GetDlgItem(IDC_STATIC_PREVIEWBG)->ShowWindow(SW_SHOW);
g_dlgOutput[m_iCurWndIndex].MoveWindow(0, 0, g_iCurScreenWidth, g_iCurScreenHeight, TRUE);
g_dlgOutput[m_iCurWndIndex].ShowWindow(SW_SHOW);
m_iShow = 2 ;
}
}