/// <summary>Move the GoogleEarth's map control to the specified control
/// Move the GoogleEarth's map control to the specified control
/// </summary>
/// <param name="parentControl">The specified control that GoogleEarth's map control will be moved to.</param>
/// <param name="geApplication">The application which will be moved to the specified control. </param>
public void SetGEHandlerToControl(System.Windows.Forms.Control parentControl, IApplicationGE geApplication)
{
this._parentControl = parentControl;
this._googleEarth = geApplication;
//Get the Handler of the application's MainForm to SetGEHandler._GEMainHandler.
this._GEMainHandler = (IntPtr)this._googleEarth.GetMainHwnd();
//Set the Hight of GoogleEarth's MainForm to 0, and hide the Height of GoogleEarth's MainForm.
GetGEControl.SetWindowPos(this._GEMainHandler, GetGEControl.HWND_BOTTOM, 0, 0, 0, 0, GetGEControl.SWP_NOSIZE + GetGEControl.SWP_HIDEWINDOW);
// Get the Handler of the application's map control.
this._GEHandler = (IntPtr)_googleEarth.GetRenderHwnd();
//Get the Handler of GoogleEarth's parentForm from GoogleEarth's map control.
this._GEParentHandler = GetGEControl.GetParent(this._GEHandler);
//将GE地图控件的父窗体设置为不可见
//Hide the parentForm of GoogleEarth.
GetGEControl.PostMessage((int)this._GEParentHandler, GetGEControl.WM_HIDE, 0, 0);
//Set the Handler of GoogleEarth's parentForm to winform's control.
GetGEControl.SetParent(this._GEHandler, parentControl.Handle);
//
ResizeGEControl();
}
/// <summary>Set GooleEarth's control's size to parentMainControl's size
/// Set GooleEarth's control's size to parentMainControl's size.
/// </summary>
public void ResizeGEControl()
{
//If the parentControl exist.
if (this._parentControl != null)
{
//Set GooleEarth's control's size to parentMainControl's size.
GetGEControl.MoveWindow(this._GEHandler, 0, 0, this._parentControl.Width, this._parentControl.Height, true);
}
}
/// <summary>The mouseHook of MouseWheel
/// The mouseHook of MouseWheel
/// </summary>
/// <param name="e">The event of mouse</param>
private void mouseHook_MouseWheel(object sender, MouseEventArgs e)
{
IntPtr hWnd = GetGEControl.WindowFromPoint(e.Location);
if (hWnd == this.GEHandler)
{
Point point = this.pnlGoogleEarth.PointToClient(e.Location);
// 如果鼠标击点位置在控件内部，则说明鼠标点击了GoogleEarth视图
if (this.pnlGoogleEarth.ClientRectangle.Contains(point))
{
NativeMethods.PostMessage(this.GEHandler.ToInt32(), (int)WM_MOUSE.WM_MOUSEWHEEL, e.Delta == 120 ? ZoomIn : ZoomOut, 0);
}
}
}
/// <summary>Terminate GoogleEarth
/// Terminate GoogleEarth
/// </summary>
public void RealseGEHandler()
{
try
{
if (this._parentControl != null)
{
//Restore GooleEarth's Handler to the original Form.
GetGEControl.SetParent(this._GEHandler, this._GEParentHandler);
//Terminate GoogleEarth's main application.
GetGEControl.PostMessage(this._googleEarth.GetMainHwnd(), GetGEControl.WM_QUIT, 0, 0);
}
}
finally
{
//Get current process and kill it.
System.Diagnostics.Process geProcess = System.Diagnostics.Process.GetCurrentProcess();
geProcess.Kill();
}
}
