经典如何给PDF文件添加书签.doc

最近经常看一些PDF的电子文档，痛苦的是Adobe Reader竟然没有提供书签的功能，每次看完之后再回到上次看的地方都很麻，到网上一找，还真有人就做了PDF的书签，下载一试效果不错，于是参看了一下Adobe Reader的SDK，修改了一点地方，防止了乱码,以更方便的使用,下面是程序的使用方法1、打开编辑的首选项项2、确保下面的选项都被选中3 把下面的代码保存为一个bookmark_page.js文件var bp_delim= %#%#;function SaveData( data )/ data is an array of arrays that needs/ to be serialized and stored into a persistent/ global string var ds= ; data.sort(); for( ii= 0; ii data.length; +ii ) for( jj= 0; jj 3; +jj ) if( ii!= 0 | jj!= 0 ) ds+= bp_delim; ds+= dataiijj; global.pdf_hacks_js_bookmarks= ds; global.setPersistent( pdf_hacks_js_bookmarks, true );function GetData()/ reverse of SaveData; return an array of arrays if( global.pdf_hacks_js_bookmarks= null ) return new Array(0); var flat= global.pdf_hacks_js_bookmarks.split( bp_delim ); var data= new Array(); for( ii= 0; ii flat.length; ) var record= new Array(); for( jj= 0; jj 3 & ii flat.length; +ii, +jj ) record.push( flatii ); if( record.length= 3 ) data.push( record ); return data;/Get Current Datefunction DateNow() var d, tmp ,s ; d = new Date(); t = d.getFullYear(); s = t + /; t = (d.getMonth() + 1).toString(); if(t.length!=2) t = 0 + t; s += t + /; t = (d.getDate().toString(); if(t.length!=2) t = 0 + t; s += t; return(s);function AddBookmark()/ query the user for a name, and then combine it with/ the current PDF page to create a record; store this record var thisfilename=this.documentFileName; thisfilename=thisfilename.substr(0,thisfilename.lastIndexOf(.); var numLen = this.numPages.toString().length; var numPlugInss=this.pageNum+1; while(numPlugInss.toString().length numLen) numPlugInss = 0 + numPlugInss; var currentdate=DateNow(); var label=+thisfilename+第 +numPlugInss+ 页/共 +this.numPages+ 页 + currentdate; var cResponse = app.response( cQuestion: label, cTitle: 添加书签, cDefault: 无备注, cLabel: 备注：); if( cResponse!= null ) var record= new Array(3); record0= label + + cResponse; record1= this.path; record2= this.pageNum; data= GetData(); data.push( record ); SaveData( data ); function ShowBookmarks()/ show a pop-up menu; this seems to only work when/ a PDF is alreay in the viewer; var data= GetData(); var items= ; for( ii= 0; ii data.length; +ii ) if( ii!= 0 ) items+= , ; items+= + ii+ : + dataii0+ ; / assemble the command and the execute it with eval() var command= app.popUpMenu( + items+ ); var selection= eval( command ); if( selection= null ) return; / exit / the user made a selection; parse out its index and use it/ to access the bookmark record var index= 0;/ toString() converts the String object to a string literal/ eval() converts the string literal to a number index= eval( selection.substring( 0, selection.indexOf(:) ).toString() ); if( index data.length ) try / the document must be disclosed for us to have any access / to its properties, so we use these FirstPage NextPage calls /if(this.path = dataindex1)this.pageNum = dataindex2;elsevar otherDoc = app.openDoc( dataindex1); otherDoc.pageNum = dataindex2; catch( ee ) var response= app.alert(打开书签错误. 是否删除本书签?, 2, 2,删除书签); if( response= 4 & index data.length ) data.splice( index, 1 ); SaveData( data ); function DropBookmark()/ modelled after ShowBookmarks() var data= GetData(); var items= ; for( ii= 0; ii data.length; +ii ) if( ii!= 0 ) items+= , ; items+= + ii+ : + dataii0+ ; var command= app.popUpMenu( + items+ ); var selection= eval( command ); if( selection= null ) return; / exit var index= 0; index= eval( selection.substring( 0, selection.indexOf(:) ).toString() ); if( index data.length ) data.splice( index, 1 ); SaveData( data ); function ClearBookmarks() if( app.alert(确认要清除所有的书签吗,删除后将不可恢复?, 2, 2,删除书签 )= 4 ) SaveData( new Array(0) ); app.addMenuItem(cName: -, / menu dividercParent: View, / append to the View menucExec: void(0); );app.addMenuItem(cName: AddBookmark,cUser: 设置本页为书签(&B),cParent: View,cExec: AddBookmark();,cEnable: event.rc= (event.target != null); );app.addMenuItem(cName: ShowBookmarks,cUser: 转到指定书签(&T),cParent: View,cExec: ShowBookmarks();,cEnable: event.rc= (event.target != null); );app.addMenuItem(cName: DropBookmark,cUser: 删除一个书签(&D),cParent: View,cExec: DropBookmark();,cEnable: event.rc= (event.target != null); );app.addMenuItem(cName: ClearBookmarks,cUser: 删除所有书签(&C),cParent: View,cExec