C#将PPT文件转换成PDF文件
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2023-12-12 21:03:16
这里在提供c#代码,将ppt转成pdf.直接上代码;
要引入microsoft.office.interop.powerpoint; 版本12.0.0.0;
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这里在提供c#代码,将ppt转成pdf.直接上代码;
要引入microsoft.office.interop.powerpoint; 版本12.0.0.0;
using system; using system.collections.generic; using system.io; using system.linq; using system.text; using system.runtime.interopservices; using microsoft.office.interop.powerpoint; //office 命名空间 namespace officetopdf { //excel 类 class powerpointconverter { //构造函数 public powerpointconverter() { } /// <summary> /// 转换powerpoint 成pdf文档 /// </summary> /// <param name="_lstrinputfile">原文件路径</param> /// <param name="_lstroutfile">pdf文件输出路径</param> /// <returns>true 成功</returns> public bool convertertopdf(string _lstrinputfile, string _lstroutfile) { microsoft.office.interop.powerpoint.application lobjpowerpointapp = null; microsoft.office.interop.powerpoint.presentation lobjppt = null; object lobjmissing = system.reflection.missing.value; object lobjsavechanges = null; try { lobjpowerpointapp = new microsoft.office.interop.powerpoint.application(); lobjppt = lobjpowerpointapp.presentations.open(_lstrinputfile, mscore.msotristate.msotrue, mscore.msotristate.msofalse, mscore.msotristate.msofalse); lobjppt.saveas(_lstroutfile, ppsaveasfiletype.ppsaveaspdf, mscore.msotristate.msoctrue); } catch (exception ex) { //其他日志操作; return false; } finally { if (lobjppt != null) { lobjppt.close(); marshal.releasecomobject(lobjppt); lobjppt = null; } if (lobjpowerpointapp != null) { lobjpowerpointapp.quit(); marshal.releasecomobject(lobjpowerpointapp); lobjpowerpointapp = null; } //主动激活垃圾回收器,主要是避免超大批量转文档时,内存占用过多,而垃圾回收器并不是时刻都在运行! gc.collect(); gc.waitforpendingfinalizers(); } return true; } } }
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