1
|
{"version":3,"sources":["../src/dropdown.js"],"names":["Dropdown","$","Popper","Error","NAME","VERSION","DATA_KEY","EVENT_KEY","DATA_API_KEY","JQUERY_NO_CONFLICT","fn","ESCAPE_KEYCODE","SPACE_KEYCODE","TAB_KEYCODE","ARROW_UP_KEYCODE","ARROW_DOWN_KEYCODE","RIGHT_MOUSE_BUTTON_WHICH","REGEXP_KEYDOWN","RegExp","Event","HIDE","HIDDEN","SHOW","SHOWN","CLICK","CLICK_DATA_API","KEYDOWN_DATA_API","KEYUP_DATA_API","ClassName","DISABLED","DROPUP","MENURIGHT","MENULEFT","Selector","DATA_TOGGLE","FORM_CHILD","MENU","NAVBAR_NAV","VISIBLE_ITEMS","AttachmentMap","TOP","TOPEND","BOTTOM","BOTTOMEND","Default","placement","offset","flip","DefaultType","element","config","_element","_popper","_config","_getConfig","_menu","_getMenuElement","_addEventListeners","toggle","disabled","hasClass","parent","_getParentFromElement","isActive","_clearMenus","relatedTarget","showEvent","trigger","isDefaultPrevented","_getPlacement","modifiers","enabled","document","documentElement","closest","length","children","on","noop","focus","setAttribute","toggleClass","dispose","removeData","off","destroy","update","scheduleUpdate","event","preventDefault","stopPropagation","elementData","data","undefined","toUpperCase","extend","constructor","Util","typeCheckConfig","find","$parentDropdown","_jQueryInterface","each","which","type","toggles","makeArray","i","context","dropdownMenu","test","target","tagName","contains","hideEvent","removeClass","selector","getSelectorFromElement","parentNode","_dataApiKeydownHandler","items","get","index","indexOf","call","e","Constructor","noConflict","jQuery"],"mappings":";;;;;;AAKA;;;;;;;AAOA,IAAMA,WAAY,UAACC,CAAD,EAAO;;AAEvB;;;;AAIA,MAAI,OAAOC,MAAP,KAAkB,WAAtB,EAAmC;AACjC,UAAM,IAAIC,KAAJ,CAAU,8DAAV,CAAN;AACD;;AAED;;;;;;AAMA,MAAMC,OAA2B,UAAjC;AACA,MAAMC,UAA2B,eAAjC;AACA,MAAMC,WAA2B,aAAjC;AACA,MAAMC,kBAA+BD,QAArC;AACA,MAAME,eAA2B,WAAjC;AACA,MAAMC,qBAA2BR,EAAES,EAAF,CAAKN,IAAL,CAAjC;AACA,MAAMO,iBAA2B,EAAjC,CAtBuB,CAsBa;AACpC,MAAMC,gBAA2B,EAAjC,CAvBuB,CAuBa;AACpC,MAAMC,cAA2B,CAAjC,CAxBuB,CAwBY;AACnC,MAAMC,mBAA2B,EAAjC,CAzBuB,CAyBa;AACpC,MAAMC,qBAA2B,EAAjC,CA1BuB,CA0Ba;AACpC,MAAMC,2BAA2B,CAAjC,CA3BuB,CA2BY;AACnC,MAAMC,iBAA2B,IAAIC,MAAJ,CAAcJ,gBAAd,SAAkCC,kBAAlC,SAAwDJ,cAAxD,CAAjC;;AAEA,MAAMQ,QAAQ;AACZC,mBAA0Bb,SADd;AAEZc,uBAA4Bd,SAFhB;AAGZe,mBAA0Bf,SAHd;AAIZgB,qBAA2BhB,SAJf;AAKZiB,qBAA2BjB,SALf;AAMZkB,8BAA2BlB,SAA3B,GAAuCC,YAN3B;AAOZkB,kCAA6BnB,SAA7B,GAAyCC,YAP7B;AAQZmB,8BAA2BpB,SAA3B,GAAuCC;AAR3B,GAAd;;AAWA,MAAMoB,YAAY;AAChBC,cAAY,UADI;AAEhBP,UAAY,MAFI;AAGhBQ,YAAY,QAHI;AAIhBC,eAAY,qBAJI;AAKhBC,cAAY;AALI,GAAlB;;AAQA,MAAMC,WAAW;AACfC,iBAAgB,0BADD;AAEfC,gBAAgB,gBAFD;AAGfC,UAAgB,gBAHD;AAIfC,gBAAgB,aAJD;AAKfC,mBAAgB;AALD,GAAjB;;AAQA,MAAMC,gBAAgB;AACpBC,SAAY,WADQ;AAEpBC,YAAY,SAFQ;AAGpBC,YAAY,cAHQ;AAIpBC,eAAY;AAJQ,GAAtB;;AAOA,MAAMC,UAAU;AACdC,eAAcN,cAAcG,MADd;AAEdI,YAAc,CAFA;AAGdC,UAAc;AAHA,GAAhB;;AAMA,MAAMC,cAAc;AAClBH,eAAc,QADI;AAElBC,YAAc,iBAFI;AAGlBC,UAAc;AAHI,GAApB;;AAOA;;;;;;AA7EuB,MAmFjB/C,QAnFiB;AAqFrB,sBAAYiD,OAAZ,EAAqBC,MAArB,EAA6B;AAAA;;AAC3B,WAAKC,QAAL,GAAgBF,OAAhB;AACA,WAAKG,OAAL,GAAgB,IAAhB;AACA,WAAKC,OAAL,GAAe,KAAKC,UAAL,CAAgBJ,MAAhB,CAAf;AACA,WAAKK,KAAL,GAAa,KAAKC,eAAL,EAAb;;AAEA,WAAKC,kBAAL;AACD;;AAGD;;AAcA;;AA7GqB,uBA+GrBC,MA/GqB,qBA+GZ;AACP,UAAI,KAAKP,QAAL,CAAcQ,QAAd,IAA0B1D,EAAE,KAAKkD,QAAP,EAAiBS,QAAjB,CAA0BhC,UAAUC,QAApC,CAA9B,EAA6E;AAC3E;AACD;;AAED,UAAMgC,SAAW7D,SAAS8D,qBAAT,CAA+B,KAAKX,QAApC,CAAjB;AACA,UAAMY,WAAW9D,EAAE,KAAKsD,KAAP,EAAcK,QAAd,CAAuBhC,UAAUN,IAAjC,CAAjB;;AAEAtB,eAASgE,WAAT;;AAEA,UAAID,QAAJ,EAAc;AACZ;AACD;;AAED,UAAME,gBAAgB;AACpBA,uBAAgB,KAAKd;AADD,OAAtB;AAGA,UAAMe,YAAYjE,EAAEkB,KAAF,CAAQA,MAAMG,IAAd,EAAoB2C,aAApB,CAAlB;;AAEAhE,QAAE4D,MAAF,EAAUM,OAAV,CAAkBD,SAAlB;;AAEA,UAAIA,UAAUE,kBAAV,EAAJ,EAAoC;AAClC;AACD;;AAED,UAAInB,UAAU,KAAKE,QAAnB;AACA;AACA,UAAIlD,EAAE4D,MAAF,EAAUD,QAAV,CAAmBhC,UAAUE,MAA7B,CAAJ,EAA0C;AACxC,YAAI7B,EAAE,KAAKsD,KAAP,EAAcK,QAAd,CAAuBhC,UAAUI,QAAjC,KAA8C/B,EAAE,KAAKsD,KAAP,EAAcK,QAAd,CAAuBhC,UAAUG,SAAjC,CAAlD,EAA+F;AAC7FkB,oBAAUY,MAAV;AACD;AACF;AACD,WAAKT,OAAL,GAAe,IAAIlD,MAAJ,CAAW+C,OAAX,EAAoB,KAAKM,KAAzB,EAAgC;AAC7CV,mBAAY,KAAKwB,aAAL,EADiC;AAE7CC,mBAAY;AACVxB,kBAAS;AACPA,oBAAS,KAAKO,OAAL,CAAaP;AADf,WADC;AAIVC,gBAAO;AACLwB,qBAAU,KAAKlB,OAAL,CAAaN;AADlB;AAJG;AAFiC,OAAhC,CAAf;;AAYA;AACA;AACA;AACA;AACA,UAAI,kBAAkByB,SAASC,eAA3B,IACD,CAACxE,EAAE4D,MAAF,EAAUa,OAAV,CAAkBzC,SAASI,UAA3B,EAAuCsC,MAD3C,EACmD;AACjD1E,UAAE,MAAF,EAAU2E,QAAV,GAAqBC,EAArB,CAAwB,WAAxB,EAAqC,IAArC,EAA2C5E,EAAE6E,IAA7C;AACD;;AAED,WAAK3B,QAAL,CAAc4B,KAAd;AACA,WAAK5B,QAAL,CAAc6B,YAAd,CAA2B,eAA3B,EAA4C,IAA5C;;AAEA/E,QAAE,KAAKsD,KAAP,EAAc0B,WAAd,CAA0BrD,UAAUN,IAApC;AACArB,QAAE4D,MAAF,EACGoB,WADH,CACerD,UAAUN,IADzB,EAEG6C,OAFH,CAEWlE,EAAEkB,KAAF,CAAQA,MAAMI,KAAd,EAAqB0C,aAArB,CAFX;AAGD,KA3KoB;;AAAA,uBA6KrBiB,OA7KqB,sBA6KX;AACRjF,QAAEkF,UAAF,CAAa,KAAKhC,QAAlB,EAA4B7C,QAA5B;AACAL,QAAE,KAAKkD,QAAP,EAAiBiC,GAAjB,CAAqB7E,SAArB;AACA,WAAK4C,QAAL,GAAgB,IAAhB;AACA,WAAKI,KAAL,GAAa,IAAb;AACA,UAAI,KAAKH,OAAL,KAAiB,IAArB,EAA2B;AACzB,aAAKA,OAAL,CAAaiC,OAAb;AACD;AACD,WAAKjC,OAAL,GAAe,IAAf;AACD,KAtLoB;;AAAA,uBAwLrBkC,MAxLqB,qBAwLZ;AACP,UAAI,KAAKlC,OAAL,KAAiB,IAArB,EAA2B;AACzB,aAAKA,OAAL,CAAamC,cAAb;AACD;AACF,KA5LoB;;AA8LrB;;AA9LqB,uBAgMrB9B,kBAhMqB,iCAgMA;AAAA;;AACnBxD,QAAE,KAAKkD,QAAP,EAAiB0B,EAAjB,CAAoB1D,MAAMK,KAA1B,EAAiC,UAACgE,KAAD,EAAW;AAC1CA,cAAMC,cAAN;AACAD,cAAME,eAAN;AACA,cAAKhC,MAAL;AACD,OAJD;AAKD,KAtMoB;;AAAA,uBAwMrBJ,UAxMqB,uBAwMVJ,MAxMU,EAwMF;AACjB,UAAMyC,cAAc1F,EAAE,KAAKkD,QAAP,EAAiByC,IAAjB,EAApB;AACA,UAAID,YAAY9C,SAAZ,KAA0BgD,SAA9B,EAAyC;AACvCF,oBAAY9C,SAAZ,GAAwBN,cAAcoD,YAAY9C,SAAZ,CAAsBiD,WAAtB,EAAd,CAAxB;AACD;;AAED5C,eAASjD,EAAE8F,MAAF,CACP,EADO,EAEP,KAAKC,WAAL,CAAiBpD,OAFV,EAGP3C,EAAE,KAAKkD,QAAP,EAAiByC,IAAjB,EAHO,EAIP1C,MAJO,CAAT;;AAOA+C,WAAKC,eAAL,CACE9F,IADF,EAEE8C,MAFF,EAGE,KAAK8C,WAAL,CAAiBhD,WAHnB;;AAMA,aAAOE,MAAP;AACD,KA5NoB;;AAAA,uBA8NrBM,eA9NqB,8BA8NH;AAChB,UAAI,CAAC,KAAKD,KAAV,EAAiB;AACf,YAAMM,SAAS7D,SAAS8D,qBAAT,CAA+B,KAAKX,QAApC,CAAf;AACA,aAAKI,KAAL,GAAatD,EAAE4D,MAAF,EAAUsC,IAAV,CAAelE,SAASG,IAAxB,EAA8B,CAA9B,CAAb;AACD;AACD,aAAO,KAAKmB,KAAZ;AACD,KApOoB;;AAAA,uBAsOrBc,aAtOqB,4BAsOL;AACd,UAAM+B,kBAAkBnG,EAAE,KAAKkD,QAAP,EAAiBU,MAAjB,EAAxB;AACA,UAAIhB,YAAY,KAAKQ,OAAL,CAAaR,SAA7B;;AAEA;AACA,UAAIuD,gBAAgBxC,QAAhB,CAAyBhC,UAAUE,MAAnC,KAA8C,KAAKuB,OAAL,CAAaR,SAAb,KAA2BN,cAAcC,GAA3F,EAAgG;AAC9FK,oBAAYN,cAAcC,GAA1B;AACA,YAAIvC,EAAE,KAAKsD,KAAP,EAAcK,QAAd,CAAuBhC,UAAUG,SAAjC,CAAJ,EAAiD;AAC/Cc,sBAAYN,cAAcE,MAA1B;AACD;AACF,OALD,MAMK;AACH,YAAIxC,EAAE,KAAKsD,KAAP,EAAcK,QAAd,CAAuBhC,UAAUG,SAAjC,CAAJ,EAAiD;AAC/Cc,sBAAYN,cAAcI,SAA1B;AACD;AACF;AACD,aAAOE,SAAP;AACD,KAvPoB;;AAyPrB;;AAzPqB,aA2PdwD,gBA3Pc,6BA2PGnD,MA3PH,EA2PW;AAC9B,aAAO,KAAKoD,IAAL,CAAU,YAAY;AAC3B,YAAIV,OAAO3F,EAAE,IAAF,EAAQ2F,IAAR,CAAatF,QAAb,CAAX;AACA,YAAM+C,UAAU,QAAOH,MAAP,yCAAOA,MAAP,OAAkB,QAAlB,GAA6BA,MAA7B,GAAsC,IAAtD;;AAEA,YAAI,CAAC0C,IAAL,EAAW;AACTA,iBAAO,IAAI5F,QAAJ,CAAa,IAAb,EAAmBqD,OAAnB,CAAP;AACApD,YAAE,IAAF,EAAQ2F,IAAR,CAAatF,QAAb,EAAuBsF,IAAvB;AACD;;AAED,YAAI,OAAO1C,MAAP,KAAkB,QAAtB,EAAgC;AAC9B,cAAI0C,KAAK1C,MAAL,MAAiB2C,SAArB,EAAgC;AAC9B,kBAAM,IAAI1F,KAAJ,uBAA8B+C,MAA9B,OAAN;AACD;AACD0C,eAAK1C,MAAL;AACD;AACF,OAfM,CAAP;AAgBD,KA5QoB;;AAAA,aA8Qdc,WA9Qc,wBA8QFwB,KA9QE,EA8QK;AACxB,UAAIA,UAAUA,MAAMe,KAAN,KAAgBvF,wBAAhB,IACZwE,MAAMgB,IAAN,KAAe,OAAf,IAA0BhB,MAAMe,KAAN,KAAgB1F,WADxC,CAAJ,EAC0D;AACxD;AACD;;AAED,UAAM4F,UAAUxG,EAAEyG,SAAF,CAAYzG,EAAEgC,SAASC,WAAX,CAAZ,CAAhB;AACA,WAAK,IAAIyE,IAAI,CAAb,EAAgBA,IAAIF,QAAQ9B,MAA5B,EAAoCgC,GAApC,EAAyC;AACvC,YAAM9C,SAAgB7D,SAAS8D,qBAAT,CAA+B2C,QAAQE,CAAR,CAA/B,CAAtB;AACA,YAAMC,UAAgB3G,EAAEwG,QAAQE,CAAR,CAAF,EAAcf,IAAd,CAAmBtF,QAAnB,CAAtB;AACA,YAAM2D,gBAAgB;AACpBA,yBAAgBwC,QAAQE,CAAR;AADI,SAAtB;;AAIA,YAAI,CAACC,OAAL,EAAc;AACZ;AACD;;AAED,YAAMC,eAAeD,QAAQrD,KAA7B;AACA,YAAI,CAACtD,EAAE4D,MAAF,EAAUD,QAAV,CAAmBhC,UAAUN,IAA7B,CAAL,EAAyC;AACvC;AACD;;AAED,YAAIkE,UAAUA,MAAMgB,IAAN,KAAe,OAAf,IACV,kBAAkBM,IAAlB,CAAuBtB,MAAMuB,MAAN,CAAaC,OAApC,CADU,IACsCxB,MAAMgB,IAAN,KAAe,OAAf,IAA0BhB,MAAMe,KAAN,KAAgB1F,WAD1F,KAEGZ,EAAEgH,QAAF,CAAWpD,MAAX,EAAmB2B,MAAMuB,MAAzB,CAFP,EAEyC;AACvC;AACD;;AAED,YAAMG,YAAYjH,EAAEkB,KAAF,CAAQA,MAAMC,IAAd,EAAoB6C,aAApB,CAAlB;AACAhE,UAAE4D,MAAF,EAAUM,OAAV,CAAkB+C,SAAlB;AACA,YAAIA,UAAU9C,kBAAV,EAAJ,EAAoC;AAClC;AACD;;AAED;AACA;AACA,YAAI,kBAAkBI,SAASC,eAA/B,EAAgD;AAC9CxE,YAAE,MAAF,EAAU2E,QAAV,GAAqBQ,GAArB,CAAyB,WAAzB,EAAsC,IAAtC,EAA4CnF,EAAE6E,IAA9C;AACD;;AAED2B,gBAAQE,CAAR,EAAW3B,YAAX,CAAwB,eAAxB,EAAyC,OAAzC;;AAEA/E,UAAE4G,YAAF,EAAgBM,WAAhB,CAA4BvF,UAAUN,IAAtC;AACArB,UAAE4D,MAAF,EACGsD,WADH,CACevF,UAAUN,IADzB,EAEG6C,OAFH,CAEWlE,EAAEkB,KAAF,CAAQA,MAAME,MAAd,EAAsB4C,aAAtB,CAFX;AAGD;AACF,KA9ToB;;AAAA,aAgUdH,qBAhUc,kCAgUQb,OAhUR,EAgUiB;AACpC,UAAIY,eAAJ;AACA,UAAMuD,WAAWnB,KAAKoB,sBAAL,CAA4BpE,OAA5B,CAAjB;;AAEA,UAAImE,QAAJ,EAAc;AACZvD,iBAAS5D,EAAEmH,QAAF,EAAY,CAAZ,CAAT;AACD;;AAED,aAAOvD,UAAUZ,QAAQqE,UAAzB;AACD,KAzUoB;;AAAA,aA2UdC,sBA3Uc,mCA2US/B,KA3UT,EA2UgB;AACnC,UAAI,CAACvE,eAAe6F,IAAf,CAAoBtB,MAAMe,KAA1B,CAAD,IAAqC,UAAUO,IAAV,CAAetB,MAAMuB,MAAN,CAAaC,OAA5B,KAAwCxB,MAAMe,KAAN,KAAgB3F,aAA7F,IACD,kBAAkBkG,IAAlB,CAAuBtB,MAAMuB,MAAN,CAAaC,OAApC,CADH,EACiD;AAC/C;AACD;;AAEDxB,YAAMC,cAAN;AACAD,YAAME,eAAN;;AAEA,UAAI,KAAK/B,QAAL,IAAiB1D,EAAE,IAAF,EAAQ2D,QAAR,CAAiBhC,UAAUC,QAA3B,CAArB,EAA2D;AACzD;AACD;;AAED,UAAMgC,SAAW7D,SAAS8D,qBAAT,CAA+B,IAA/B,CAAjB;AACA,UAAMC,WAAW9D,EAAE4D,MAAF,EAAUD,QAAV,CAAmBhC,UAAUN,IAA7B,CAAjB;;AAEA,UAAI,CAACyC,QAAD,KAAcyB,MAAMe,KAAN,KAAgB5F,cAAhB,IAAkC6E,MAAMe,KAAN,KAAgB3F,aAAhE,KACCmD,aAAayB,MAAMe,KAAN,KAAgB5F,cAAhB,IAAkC6E,MAAMe,KAAN,KAAgB3F,aAA/D,CADL,EACoF;;AAElF,YAAI4E,MAAMe,KAAN,KAAgB5F,cAApB,EAAoC;AAClC,cAAM+C,SAASzD,EAAE4D,MAAF,EAAUsC,IAAV,CAAelE,SAASC,WAAxB,EAAqC,CAArC,CAAf;AACAjC,YAAEyD,MAAF,EAAUS,OAAV,CAAkB,OAAlB;AACD;;AAEDlE,UAAE,IAAF,EAAQkE,OAAR,CAAgB,OAAhB;AACA;AACD;;AAED,UAAMqD,QAAQvH,EAAE4D,MAAF,EAAUsC,IAAV,CAAelE,SAASK,aAAxB,EAAuCmF,GAAvC,EAAd;;AAEA,UAAI,CAACD,MAAM7C,MAAX,EAAmB;AACjB;AACD;;AAED,UAAI+C,QAAQF,MAAMG,OAAN,CAAcnC,MAAMuB,MAApB,CAAZ;;AAEA,UAAIvB,MAAMe,KAAN,KAAgBzF,gBAAhB,IAAoC4G,QAAQ,CAAhD,EAAmD;AAAE;AACnDA;AACD;;AAED,UAAIlC,MAAMe,KAAN,KAAgBxF,kBAAhB,IAAsC2G,QAAQF,MAAM7C,MAAN,GAAe,CAAjE,EAAoE;AAAE;AACpE+C;AACD;;AAED,UAAIA,QAAQ,CAAZ,EAAe;AACbA,gBAAQ,CAAR;AACD;;AAEDF,YAAME,KAAN,EAAa3C,KAAb;AACD,KA5XoB;;AAAA;AAAA;AAAA,0BAiGA;AACnB,eAAO1E,OAAP;AACD;AAnGoB;AAAA;AAAA,0BAqGA;AACnB,eAAOuC,OAAP;AACD;AAvGoB;AAAA;AAAA,0BAyGI;AACvB,eAAOI,WAAP;AACD;AA3GoB;;AAAA;AAAA;;AAiYvB;;;;;;AAMA/C,IAAEuE,QAAF,EACGK,EADH,CACM1D,MAAMO,gBADZ,EAC8BO,SAASC,WADvC,EACqDlC,SAASuH,sBAD9D,EAEG1C,EAFH,CAEM1D,MAAMO,gBAFZ,EAE8BO,SAASG,IAFvC,EAE6CpC,SAASuH,sBAFtD,EAGG1C,EAHH,CAGS1D,MAAMM,cAHf,SAGiCN,MAAMQ,cAHvC,EAGyD3B,SAASgE,WAHlE,EAIGa,EAJH,CAIM1D,MAAMM,cAJZ,EAI4BQ,SAASC,WAJrC,EAIkD,UAAUsD,KAAV,EAAiB;AAC/DA,UAAMC,cAAN;AACAD,UAAME,eAAN;AACA1F,aAASqG,gBAAT,CAA0BuB,IAA1B,CAA+B3H,EAAE,IAAF,CAA/B,EAAwC,QAAxC;AACD,GARH,EASG4E,EATH,CASM1D,MAAMM,cATZ,EAS4BQ,SAASE,UATrC,EASiD,UAAC0F,CAAD,EAAO;AACpDA,MAAEnC,eAAF;AACD,GAXH;;AAcA;;;;;;AAMAzF,IAAES,EAAF,CAAKN,IAAL,IAAyBJ,SAASqG,gBAAlC;AACApG,IAAES,EAAF,CAAKN,IAAL,EAAW0H,WAAX,GAAyB9H,QAAzB;AACAC,IAAES,EAAF,CAAKN,IAAL,EAAW2H,UAAX,GAAyB,YAAY;AACnC9H,MAAES,EAAF,CAAKN,IAAL,IAAaK,kBAAb;AACA,WAAOT,SAASqG,gBAAhB;AACD,GAHD;;AAKA,SAAOrG,QAAP;AAED,CApagB,CAoadgI,MApac,CAAjB,C,CAZA","file":"dropdown.js","sourcesContent":["/* global Popper */\n\nimport Util from './util'\n\n\n/**\n * --------------------------------------------------------------------------\n * Bootstrap (v4.0.0-alpha.6): dropdown.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nconst Dropdown = (($) => {\n\n /**\n * Check for Popper dependency\n * Popper - https://popper.js.org\n */\n if (typeof Popper === 'undefined') {\n throw new Error('Bootstrap dropdown require Popper.js (https://popper.js.org)')\n }\n\n /**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\n const NAME = 'dropdown'\n const VERSION = '4.0.0-alpha.6'\n const DATA_KEY = 'bs.dropdown'\n const EVENT_KEY = `.${DATA_KEY}`\n const DATA_API_KEY = '.data-api'\n const JQUERY_NO_CONFLICT = $.fn[NAME]\n const ESCAPE_KEYCODE = 27 // KeyboardEvent.which value for Escape (Esc) key\n const SPACE_KEYCODE = 32 // KeyboardEvent.which value for space key\n const TAB_KEYCODE = 9 // KeyboardEvent.which value for tab key\n const ARROW_UP_KEYCODE = 38 // KeyboardEvent.which value for up arrow key\n const ARROW_DOWN_KEYCODE = 40 // KeyboardEvent.which value for down arrow key\n const RIGHT_MOUSE_BUTTON_WHICH = 3 // MouseEvent.which value for the right button (assuming a right-handed mouse)\n const REGEXP_KEYDOWN = new RegExp(`${ARROW_UP_KEYCODE}|${ARROW_DOWN_KEYCODE}|${ESCAPE_KEYCODE}`)\n\n const Event = {\n HIDE : `hide${EVENT_KEY}`,\n HIDDEN : `hidden${EVENT_KEY}`,\n SHOW : `show${EVENT_KEY}`,\n SHOWN : `shown${EVENT_KEY}`,\n CLICK : `click${EVENT_KEY}`,\n CLICK_DATA_API : `click${EVENT_KEY}${DATA_API_KEY}`,\n KEYDOWN_DATA_API : `keydown${EVENT_KEY}${DATA_API_KEY}`,\n KEYUP_DATA_API : `keyup${EVENT_KEY}${DATA_API_KEY}`\n }\n\n const ClassName = {\n DISABLED : 'disabled',\n SHOW : 'show',\n DROPUP : 'dropup',\n MENURIGHT : 'dropdown-menu-right',\n MENULEFT : 'dropdown-menu-left'\n }\n\n const Selector = {\n DATA_TOGGLE : '[data-toggle=\"dropdown\"]',\n FORM_CHILD : '.dropdown form',\n MENU : '.dropdown-menu',\n NAVBAR_NAV : '.navbar-nav',\n VISIBLE_ITEMS : '.dropdown-menu .dropdown-item:not(.disabled)'\n }\n\n const AttachmentMap = {\n TOP : 'top-start',\n TOPEND : 'top-end',\n BOTTOM : 'bottom-start',\n BOTTOMEND : 'bottom-end'\n }\n\n const Default = {\n placement : AttachmentMap.BOTTOM,\n offset : 0,\n flip : true\n }\n\n const DefaultType = {\n placement : 'string',\n offset : '(number|string)',\n flip : 'boolean'\n }\n\n\n /**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\n\n class Dropdown {\n\n constructor(element, config) {\n this._element = element\n this._popper = null\n this._config = this._getConfig(config)\n this._menu = this._getMenuElement()\n\n this._addEventListeners()\n }\n\n\n // getters\n\n static get VERSION() {\n return VERSION\n }\n\n static get Default() {\n return Default\n }\n\n static get DefaultType() {\n return DefaultType\n }\n\n // public\n\n toggle() {\n if (this._element.disabled || $(this._element).hasClass(ClassName.DISABLED)) {\n return\n }\n\n const parent = Dropdown._getParentFromElement(this._element)\n const isActive = $(this._menu).hasClass(ClassName.SHOW)\n\n Dropdown._clearMenus()\n\n if (isActive) {\n return\n }\n\n const relatedTarget = {\n relatedTarget : this._element\n }\n const showEvent = $.Event(Event.SHOW, relatedTarget)\n\n $(parent).trigger(showEvent)\n\n if (showEvent.isDefaultPrevented()) {\n return\n }\n\n let element = this._element\n // for dropup with alignment we use the parent as popper container\n if ($(parent).hasClass(ClassName.DROPUP)) {\n if ($(this._menu).hasClass(ClassName.MENULEFT) || $(this._menu).hasClass(ClassName.MENURIGHT)) {\n element = parent\n }\n }\n this._popper = new Popper(element, this._menu, {\n placement : this._getPlacement(),\n modifiers : {\n offset : {\n offset : this._config.offset\n },\n flip : {\n enabled : this._config.flip\n }\n }\n })\n\n // if this is a touch-enabled device we add extra\n // empty mouseover listeners to the body's immediate children;\n // only needed because of broken event delegation on iOS\n // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html\n if ('ontouchstart' in document.documentElement &&\n !$(parent).closest(Selector.NAVBAR_NAV).length) {\n $('body').children().on('mouseover', null, $.noop)\n }\n\n this._element.focus()\n this._element.setAttribute('aria-expanded', true)\n\n $(this._menu).toggleClass(ClassName.SHOW)\n $(parent)\n .toggleClass(ClassName.SHOW)\n .trigger($.Event(Event.SHOWN, relatedTarget))\n }\n\n dispose() {\n $.removeData(this._element, DATA_KEY)\n $(this._element).off(EVENT_KEY)\n this._element = null\n this._menu = null\n if (this._popper !== null) {\n this._popper.destroy()\n }\n this._popper = null\n }\n\n update() {\n if (this._popper !== null) {\n this._popper.scheduleUpdate()\n }\n }\n\n // private\n\n _addEventListeners() {\n $(this._element).on(Event.CLICK, (event) => {\n event.preventDefault()\n event.stopPropagation()\n this.toggle()\n })\n }\n\n _getConfig(config) {\n const elementData = $(this._element).data()\n if (elementData.placement !== undefined) {\n elementData.placement = AttachmentMap[elementData.placement.toUpperCase()]\n }\n\n config = $.extend(\n {},\n this.constructor.Default,\n $(this._element).data(),\n config\n )\n\n Util.typeCheckConfig(\n NAME,\n config,\n this.constructor.DefaultType\n )\n\n return config\n }\n\n _getMenuElement() {\n if (!this._menu) {\n const parent = Dropdown._getParentFromElement(this._element)\n this._menu = $(parent).find(Selector.MENU)[0]\n }\n return this._menu\n }\n\n _getPlacement() {\n const $parentDropdown = $(this._element).parent()\n let placement = this._config.placement\n\n // Handle dropup\n if ($parentDropdown.hasClass(ClassName.DROPUP) || this._config.placement === AttachmentMap.TOP) {\n placement = AttachmentMap.TOP\n if ($(this._menu).hasClass(ClassName.MENURIGHT)) {\n placement = AttachmentMap.TOPEND\n }\n }\n else {\n if ($(this._menu).hasClass(ClassName.MENURIGHT)) {\n placement = AttachmentMap.BOTTOMEND\n }\n }\n return placement\n }\n\n // static\n\n static _jQueryInterface(config) {\n return this.each(function () {\n let data = $(this).data(DATA_KEY)\n const _config = typeof config === 'object' ? config : null\n\n if (!data) {\n data = new Dropdown(this, _config)\n $(this).data(DATA_KEY, data)\n }\n\n if (typeof config === 'string') {\n if (data[config] === undefined) {\n throw new Error(`No method named \"${config}\"`)\n }\n data[config]()\n }\n })\n }\n\n static _clearMenus(event) {\n if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH ||\n event.type === 'keyup' && event.which !== TAB_KEYCODE)) {\n return\n }\n\n const toggles = $.makeArray($(Selector.DATA_TOGGLE))\n for (let i = 0; i < toggles.length; i++) {\n const parent = Dropdown._getParentFromElement(toggles[i])\n const context = $(toggles[i]).data(DATA_KEY)\n const relatedTarget = {\n relatedTarget : toggles[i]\n }\n\n if (!context) {\n continue\n }\n\n const dropdownMenu = context._menu\n if (!$(parent).hasClass(ClassName.SHOW)) {\n continue\n }\n\n if (event && (event.type === 'click' &&\n /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE)\n && $.contains(parent, event.target)) {\n continue\n }\n\n const hideEvent = $.Event(Event.HIDE, relatedTarget)\n $(parent).trigger(hideEvent)\n if (hideEvent.isDefaultPrevented()) {\n continue\n }\n\n // if this is a touch-enabled device we remove the extra\n // empty mouseover listeners we added for iOS support\n if ('ontouchstart' in document.documentElement) {\n $('body').children().off('mouseover', null, $.noop)\n }\n\n toggles[i].setAttribute('aria-expanded', 'false')\n\n $(dropdownMenu).removeClass(ClassName.SHOW)\n $(parent)\n .removeClass(ClassName.SHOW)\n .trigger($.Event(Event.HIDDEN, relatedTarget))\n }\n }\n\n static _getParentFromElement(element) {\n let parent\n const selector = Util.getSelectorFromElement(element)\n\n if (selector) {\n parent = $(selector)[0]\n }\n\n return parent || element.parentNode\n }\n\n static _dataApiKeydownHandler(event) {\n if (!REGEXP_KEYDOWN.test(event.which) || /button/i.test(event.target.tagName) && event.which === SPACE_KEYCODE ||\n /input|textarea/i.test(event.target.tagName)) {\n return\n }\n\n event.preventDefault()\n event.stopPropagation()\n\n if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {\n return\n }\n\n const parent = Dropdown._getParentFromElement(this)\n const isActive = $(parent).hasClass(ClassName.SHOW)\n\n if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) ||\n isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {\n\n if (event.which === ESCAPE_KEYCODE) {\n const toggle = $(parent).find(Selector.DATA_TOGGLE)[0]\n $(toggle).trigger('focus')\n }\n\n $(this).trigger('click')\n return\n }\n\n const items = $(parent).find(Selector.VISIBLE_ITEMS).get()\n\n if (!items.length) {\n return\n }\n\n let index = items.indexOf(event.target)\n\n if (event.which === ARROW_UP_KEYCODE && index > 0) { // up\n index--\n }\n\n if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) { // down\n index++\n }\n\n if (index < 0) {\n index = 0\n }\n\n items[index].focus()\n }\n\n }\n\n\n /**\n * ------------------------------------------------------------------------\n * Data Api implementation\n * ------------------------------------------------------------------------\n */\n\n $(document)\n .on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler)\n .on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler)\n .on(`${Event.CLICK_DATA_API} ${Event.KEYUP_DATA_API}`, Dropdown._clearMenus)\n .on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {\n event.preventDefault()\n event.stopPropagation()\n Dropdown._jQueryInterface.call($(this), 'toggle')\n })\n .on(Event.CLICK_DATA_API, Selector.FORM_CHILD, (e) => {\n e.stopPropagation()\n })\n\n\n /**\n * ------------------------------------------------------------------------\n * jQuery\n * ------------------------------------------------------------------------\n */\n\n $.fn[NAME] = Dropdown._jQueryInterface\n $.fn[NAME].Constructor = Dropdown\n $.fn[NAME].noConflict = function () {\n $.fn[NAME] = JQUERY_NO_CONFLICT\n return Dropdown._jQueryInterface\n }\n\n return Dropdown\n\n})(jQuery)\n\nexport default Dropdown\n"]}
|
