public Form1()
{
foreach (Process p in Process.GetProcessesByName("googleearth"))
{
p.Kill();
}
InitializeComponent();
ge = new EARTHLib.ApplicationGE();
ShowWindowAsync(ge.GetMainHwnd(), 0);
SetParent(ge.GetRenderHwnd(), this.Handle.ToInt32());
Wiimote wm = new Wiimote();
// setup the event to handle state changes
wm.WiimoteChanged += wm_WiimoteChanged;
// connect to the Wiimote
wm.Connect();
// set the report type to return the IR sensor and accelerometer data (buttons always come back)
wm.SetReportType(InputReport.IRAccel, true);
ResizeGoogleControl();
}
//重写OnLoad比实现Form_Load更高效
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
//启动GoogleEarth实例
GEApp = new ApplicationGE();
GEHMainWnd = (IntPtr)GEApp.GetMainHwnd();
//隐藏GoogleEarth主窗口
NativeMethods.SetWindowPos(GEHMainWnd, NativeMethods.HWND_BOTTOM,
0, 0, 0, 0,
NativeMethods.SWP_NOSIZE | NativeMethods.SWP_HIDEWINDOW);
GEHRenderWnd = (IntPtr)GEApp.GetRenderHwnd();
//将渲染窗口嵌入到主窗体
NativeMethods.MoveWindow(GEHRenderWnd, 2, 2, tabPage1.Width - 20, tabPage1.Height - 20, true);
NativeMethods.SetParent(GEHRenderWnd, tabPage1.Handle);
}
private void StartGE()
{
if (isGEStarted)
{
return;
}
try
{
//启动GE
GEApp = (ApplicationGE)Marshal.GetActiveObject("GoogleEarth.ApplicationGE");
isGEStarted = true;
}
catch (Exception e)
{
GEApp = new ApplicationGE();
isGEStarted = true;
}
}
/// <summary>
/// 功能:尝试关闭GE
/// </summary>
private void TryCloseGE()
{
try
{
//杀掉GoogleEarth进程
Process[] geProcess = Process.GetProcessesByName("GoogleEarth");
foreach (var p in geProcess)
{
p.Kill();
}
//清除内容
GEApp = null;
GEHMainWnd = (IntPtr)0;
GEHRenderWnd = (IntPtr)0;
isGEStarted = false;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error Shutdown GE");
}
}
/// <summary>
/// 功能:尝试启动Google Earth实例
/// </summary>
/// <param>
/// 参数:parentDocker
/// 含义:GE渲染窗口所停靠的父窗口
/// </param>
private void TryStartGE(Control parentDocker)
{
try
{
//创建GE新实例
GEApp = new ApplicationGE();
//取得GE主窗口句柄
GEHMainWnd = (IntPtr)GEApp.GetMainHwnd();
//隐藏GoogleEarth主窗口
NativeMethods.SetWindowPos(GEHMainWnd, NativeMethods.HWND_BOTTOM,
0, 0, 0, 0, NativeMethods.SWP_NOSIZE | NativeMethods.SWP_HIDEWINDOW);
//取得GE的影像窗口(渲染窗口)句柄
GEHRenderWnd = (IntPtr)GEApp.GetRenderHwnd();
//调整视图窗口尺寸
ResizeTabPage(tabGEViewer);
//启动成功,设置标记
isGEStarted = true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error Starting GE");
}
}
