webdynpro基礎(chǔ)篇實(shí)現(xiàn)RoadMap,并與不同的view起來step有

一：需求初始此時(shí),next而且不同的而且不同的stepoutput是對(duì)應(yīng)著,alv顯示的MainView:Component這里的各個(gè)attribute是對(duì)應(yīng)著UIMainView:start:初始:產(chǎn)生一個(gè)臨時(shí)的全局table,后面輸入條件從該table中抽數(shù)據(jù)method NIT BEGINOFtyp_flight,carridtypestring,connidTYPEstring, type ENDOF ls_flighttypewd_this- lt_flighttypewd_this-*settheinternal ls_flight-carrid='CA-01'.ls_flight-connid='CO- ls_flight-name='CA-01-CO- APPENDls_flightto ls_flight-carrid='CA-01'.ls_flight-connid='CO- ls_flight-name='CA-01-CO-APPENDls_flightto='CA-='CO-ls_flight-nameAPPENDto='CA-='CO-ls_flight-nameAPPENDto='CA-='CO-ls_flight-nameAPPENDto='CA-='CO-ls_flight-nameAPPENDto='CA-='CO-ls_flight-nameAPPENDto='CA-='CO-ls_flight-nameAPPENDto='CA-='CO-ls_flight-nameAPPENDtosortlt_flightbywd_this->gt_flight=輸入條件后,進(jìn)行選擇數(shù)據(jù)methodmethodGET_DATA DATAlo_nd_inputTYPEREFTODATA:lo_el_inputTYPEREFTO ls_inputTYPEwd_this- lo_nd_sflight_outputTYPEREFTO lo_el_sflight_outputTYPEREFTO ls_sflight_outputTYPEwd_this- lt_sflight_outputTYPEwd_this-lo_nd_input=wd_context->get_child_node(name=wd_this->wdctx_inputgetgetelementvialeadlo_el_input=lo_nd_input->get_element(getsingle name= value=lv_carrid name= value=lv_connidgetthe APPENDls_sflight_outputtoIFlt_sflight_outputisnot name=wd_this->wdctx_output LOOPATwd_this->gt_flight WHERECARRID=lv_carridandCONNID=創(chuàng)建各個(gè)不同的view,并建立一個(gè)點(diǎn)擊previousbutton的methodmethodONACTIONPREVIOUSDATAlo_el_contextTYPEREFTOif_wd_context_element.DATAls_contextTYPEwd_this->element_context.DATAlv_selected_stepTYPEwd_this->element_context-getelementvialeadlo_el_context=wd_context->get_element(getsingle>get_attribute(EXPORTINGname=`SELECTED_STEP`IMPORTINGvalue=lv_selected_step).CASE WHENloel>setattribute(EXPORTINGname=`SELECTEDSTEP`value='START'wdthis->setstep(step='START'wdthis->enableATTR(IMATTR='ENNEXT'enable='X'wdthis->enableATTR(IMATTR='ENPREVIOUS'enable=''wdthis->firetoinputplg(WHEN >set_attribute(EXPORTINGname=`SELECTED_STEP`value='START' wd_this->set_step(step='START' wd_this->enable_ATTR(IM_ATTR='EN_NEXT'enable='X').wd_this->enable_ATTR(IM_ATTR='EN_PREVIOUS'enable='').WHEN >set_attribute(EXPORTINGname=`SELECTED_STEP`value='INPUT' wd_this->set_step(step='INPUT' wd_this->enable_ATTR(IM_ATTR='EN_NEXT'enable='X' wd_this->enable_ATTR(IM_ATTR='EN_PREVIOUS'enable='X' WHEN >set_attribute(EXPORTINGname=`SELECTED_STEP`value='OUTPUT' wd_this->set_step(step='OUTPUT' wd_this->enable_ATTR(IM_ATTR='EN_NEXT'enable='X' wd_this->enable_ATTR(IM_ATTR='EN_PREVIOUS'enable='X' wd_this->fire_tooutput_plg().點(diǎn)擊Nextbutton的methodONACTIONNEXTDATAlo_el_contextTYPEREFTOif_wd_context_element.DATAls_contextTYPEwd_this->element_context.DATAlv_selected_stepTYPEwd_this->element_context-getelementvialeadlo_el_context=wd_context->get_element(getsingle>get_attribute(EXPORTINGname=`SELECTED_STEP`IMPORTINGvalue=lv_selected_step).CASE WHEN >set_attribute(EXPORTINGname=`SELECTED_STEP`value='INPUT' wd_this->set_step(step='INPUT' wd_this->enable_ATTR(IM_ATTR='EN_NEXT'enable='X' wd_this->enable_ATTR(IM_ATTR='EN_PREVIOUS'enable='X' WHEN >set_attribute(EXPORTINGname=`SELECTED_STEP`value='OUTPUT' wd_this->set_step(step='OUTPUT' wd_this->enable_ATTR(IM_ATTR='EN_NEXT'enable='X' wd_this->enable_ATTR(IM_ATTR='EN_PREVIOUS'enable='X' WHEN >set_attribute(EXPORTINGname=`SELECTED_STEP`value='FINISH' wd_this->set_step(step='FINISH' wd_this->enable_ATTR(IM_ATTR='EN_NEXT'enable='' wd_this->enable_ATTR(IM_ATTR='EN_PREVIOUS'enable='X' WHENwdthis->setstep(step='FINISH'wdthis->enableATTR(IMATTR='ENNEXT'enable='X'wdthis->enableATTR(IMATTR='ENPREVIOUS'enable='X'Enable不同的 methodENABLE_ATTRDATAlo_el_contextTYPEREFTOif_wd_context_element.DATAls_contextTYPEwd_this->element_context.DATAlv_en_previousTYPEwd_this->element_context-*getelementvialeadlo_el_context=wd_context->get_element(lo_el_context->set_attribute(EXPORTINGname=IM_ATTRvalue=enable點(diǎn)擊的不同的 methodONACTIONSELECT_STEPDATAlo_el_contextTYPEREFTOgetelementvialeadlo_el_context=wd_context->get_element(@TODOhandlenotsetleadCASEWHEN >Set_attribute(EXPORTINGname=`SELECTED_STEP`value='START' wd_this->enable_ATTR(IM_ATTR='EN_NEXT'enable='X' wd_this->enable_ATTR(IM_ATTR='EN_PREVIOUS'enable='' wd_this->set_step(step='START' WHEN >Set_attribute(EXPORTINGname=`SELECTED_STEP`value='INPUT' wd_this->enable_ATTR(IM_ATTR='EN_NEXT'enable='X' wd_this->enable_ATTR(IM_ATTR='EN_PREVIOUS'enable='X' wd_this->set_step(step='INPUT' WHEN >Set_attribute(EXPORTINGname=`SELECTED_STEP`value='OUTPUT' wd_this->enable_ATTR(IM_ATTR='EN_NEXT'enable='X' wd_this->enable_ATTR(IM_ATTR='EN_PREVIOUS'enable='X' wd_this->set_step(step='OUTPUT' WHEN >Set_attribute(EXPORTINGname=`SELECTED_STEP`value='FINISH' wd_this->enable_ATTR(IM_ATTR='EN_NEXT'enable='' wd_this->enable_ATTR(IM_ATTR='EN_PREVIOUS'enable='X').wd_this->set_step(step='FINISH').SetStep方methodmethodSETSTEPCASE WHENwdthis->ENABLEATTR(IMATTR='ENSTART'enable='X').wdthis->ENABLEATTR(IMATTR='ENINPUT'enable=''wd_this->ENABLE_ATTR(IM_ATTR='EN_OUTPUT'enable='').wdthis->ENABLEATTR(IMATTR='ENFINISH'enable='' WHENwdthis->ENABLEATTR(IMATTR='ENSTART'enable='X').wdthis->ENABLEATTR(IMATTR='ENINPUT'enable='X'wd_this->ENABLE_ATTR(IM_ATTR='EN_OUTPUT'enable='').wdthis->ENABLEATTR(IMATTR='ENFINISH'enable='' WHENwdthis->ENABLEATTR(IMATTR='ENSTART'enable='X'wdthis->ENABLEATTR(IMATTR='ENINPUT'enable='X'wd_this->ENABLE_ATTR(IM