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  • 【共享】winCE下全屏的C#代码

    1 namespace TaskBarHide
    2 {
    3 public partial class MainForm : Form
    4 {
    5 public MainForm()
    6 {
    7 InitializeComponent();
    8 }
    9
    10 private void btnShow_Click(object sender, EventArgs e)
    11 {
    12 Rectangle rect = new Rectangle();
    13 FullScreenClass.SetFullScreen(true, ref rect);//显示
    14 btnShow.Enabled = false;
    15 btnHide.Enabled = true;
    16 }
    17
    18 private void btnHide_Click(object sender, EventArgs e)
    19 {
    20 Rectangle rect = new Rectangle();
    21 FullScreenClass.SetFullScreen(false, ref rect);//隐藏
    22 btnShow.Enabled = true;
    23 btnHide.Enabled = false;
    24 }
    25 }
    26
    27 public class FullScreenClass
    28 {
    29 public const int SPI_SETWORKAREA = 47;
    30 public const int SPI_GETWORKAREA = 48;
    31 public const int SW_HIDE = 0x00;
    32 public const int SW_SHOW = 0x0001;
    33 public const int SPIF_UPDATEINIFILE = 0x01;
    34 [DllImport("coredll.dll", EntryPoint = "FindWindow")]
    35 private static extern IntPtr FindWindow(string lpWindowName, string lpClassName);
    36 [DllImport("coredll.dll", EntryPoint = "ShowWindow")]
    37 private static extern bool ShowWindow(IntPtr hwnd, int nCmdShow);
    38 [DllImport("coredll.dll", EntryPoint = "SystemParametersInfo")]
    39 private static extern int SystemParametersInfo(int uAction, int uParam, ref Rectangle lpvParam, int fuWinIni);
    40
    41 /// <summary>
    42 /// 设置全屏或取消全屏
    43 /// </summary>
    44 /// <param name="fullscreen">true:全屏 false:恢复</param>
    45 /// <param name="rectOld">设置的时候,此参数返回原始尺寸,恢复时用此参数设置恢复</param>
    46 /// <returns>设置结果</returns>
    47 public static bool SetFullScreen(bool fullscreen, ref Rectangle rectOld)
    48 {
    49 IntPtr Hwnd = FindWindow("HHTaskBar", null);
    50 if (Hwnd == IntPtr.Zero) return false;
    51 if (fullscreen)
    52 {
    53 ShowWindow(Hwnd, SW_HIDE);
    54 Rectangle rectFull = Screen.PrimaryScreen.Bounds;
    55 SystemParametersInfo(SPI_GETWORKAREA, 0, ref rectOld, SPIF_UPDATEINIFILE);//get
    56 SystemParametersInfo(SPI_SETWORKAREA, 0, ref rectFull, SPIF_UPDATEINIFILE);//set
    57 }
    58 else
    59 {
    60 ShowWindow(Hwnd, SW_SHOW);
    61 SystemParametersInfo(SPI_SETWORKAREA, 0, ref rectOld, SPIF_UPDATEINIFILE);
    62 }
    63 return true;
    64 }
    65
    66 }
    67 }
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  • 原文地址:https://www.cnblogs.com/hust_wsh/p/1968663.html
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