public bool PPTOpen(string path)
{
filepath = path;
filename = Path.GetFileName(path);
if (this.objApp != null)
{
return(true);
}
if (Global.getPPTMaximize())
{
minisizeProc();
}
try
{
//TODO: 需要将Form12关闭否？
if (Form1.f12 != null)
{
Form1.f12.Hide();
}
//显示桌面
//Type oleType = Type.GetTypeFromProgID("Shell.Application");
//object oleObject = System.Activator.CreateInstance(oleType);
//oleType.InvokeMember("ToggleDesktop", BindingFlags.InvokeMethod, null, oleObject, null);
objApp = new POWERPOINT.Application();
objPresSet = objApp.Presentations.Open(filepath, OFFICECORE.MsoTriState.msoFalse, OFFICECORE.MsoTriState.msoFalse, OFFICECORE.MsoTriState.msoFalse);
objSlides = objPresSet.Slides;
pageTotal = objPresSet.Slides.Count;
objSSS = this.objPresSet.SlideShowSettings;
objSSS.LoopUntilStopped = MsoTriState.msoTrue;
objSSS.Run();
//最大化当前窗口
maximizePPTProc();
if (pageCurrent > 0)
{
//GotoPage(pageCurrent);
}
else
{
pageCurrent = 1;
pageLast = 1;
}
Log.Info("PPTOpen ok.");
return(true);
}
catch (Exception ex)
{
int errorcode = 0;
var w32ex = ex as Win32Exception;
if (w32ex == null)
{
w32ex = ex.InnerException as Win32Exception;
}
if (w32ex != null)
{
errorcode = w32ex.ErrorCode;
}
Log.Error("PPTOpen exception. " + ex.Message + ", errorcode=" + errorcode);//Error HRESULT E_FAIL has been returned from a call to a COM component.
this.objApp.Quit();
objApp = null;
MessageBox.Show("打开" + filename + "失败，请检查该文件！", "警告", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return(false);
}
finally
{
}
}
