Imiphumela ibonisa ukuthi isakhiwo esishesha kakhulu Siyisakhiwo Esihlobene, kodwa umehluko phakathi kwalokhu kanye Nesakhiwo Somugqa mncane ngempela, esingeke sakusho mayelana ne-Constraint Layout. Isakhiwo esiyinkimbinkimbi kakhulu kodwa imiphumela iyafana, Isakhiwo Sokukhawulela Esiyisicaba sihamba kancane kune-Layout Yomugqa efakwe esidlekeni.
Iyiphi i-LinearLayout engcono noma i-RelativeLayout?
I-Relativelayout iphumelela kakhulu kune-Linearlayout. Kusuka lapha: Kungumbono oyiphutha ojwayelekile ukuthi ukusebenzisa izakhiwo eziyisisekelo kuholela ekuhlelweni okusebenza kahle kakhulu. Nokho, iwijethi ngayinye nesakhiwo owengeza kuhlelo lwakho lokusebenza kudinga ukuqaliswa, isakhiwo, nokudweba.
Kungani ukwakheka kwesithiyo kushesha?
Imiphumela yokulinganisa: I-ConstraintLayout iyashesha
Njengoba le miphumela ibonisa, I-ConstraintLayout kungenzeka isebenze kakhulu kunezakhiwo ezivamile. Ngaphezu kwalokho, i-ConstraintLayout inezinye izici ezikusiza ukuthi wakhe izakhiwo eziyinkimbinkimbi nezisebenza kahle, njengoba kuxoxwe ngazo ezinzuzweni zengxenye yento ye-ConstraintLayout.
Isiphi isakhiwo esihamba phambili ku-Android?
Izithatha
- I-LinearLayout ilungele ukubonisa ukubuka emugqeni owodwa noma kukholomu. …
- Sebenzisa i-RelativeLayout, noma engcono nakakhulu i-ConstraintLayout, uma udinga ukubeka imibono ngokuhlobene nokubukwa kwezingane zakini noma ukubuka komzali.
- I-CoordinatorLayout ikuvumela ukuthi ucacise ukuziphatha nokusebenzisana nokubukwa kwengane yayo.
Kungani isakhiwo esihlobene singcono kune-LinearLayout?
I-RelativeLayout – RelativeLayout iyinkimbinkimbi kakhulu kune-LinearLayout, yingakho ihlinzeka ngokusebenza okwengeziwe. Ukubuka kubekwa, njengoba igama liphakamisa, ngokuhlobene. I-FrameLayout - Iziphatha njengento eyodwa futhi ukubukwa kwengane yayo kugqitshwe phezu kokunye.
Kungani sikhetha i-constraint ConstraintLayout ku-Android?
Inzuzo enkulu ye-ConstraintLayout ngu ikuvumela ukuthi wenze izakhiwo ezinkulu neziyinkimbinkimbi ngohlelo lokubuka oluyisicaba. Awekho amaqembu okubuka abekwe esidlekeni afana nangaphakathi kwe-RelativeLayout noma i-LinearLayout njll. Ungenza i-UI Ephendulayo ye-android usebenzisa i-ConstraintLayout futhi evumelana nezimo kakhulu uma uqhathanisa ne-RelativeLayout.
Kungani sikhetha ukwakheka komgoqo?
Isihleli Sesakhiwo sisebenzisa izithiyo ukucacisa indawo ye-elementi ye-UI ngaphakathi kwesakhiwo. Umkhawulo umele uxhumano noma ukuqondanisa kokunye ukubuka, isakhiwo somzali, noma umhlahlandlela ongabonakali. Ungakwazi ukudala izithiyo mathupha, njengoba sibonisa kamuva, noma ngokuzenzekelayo usebenzisa ithuluzi le-Autoconnect.
Is ConstraintLayout better than RelativeLayout?
ConstraintLayout has flat view hierarchy unlike other layouts, so does a better performance than relative layout. Yes, this is the biggest advantage of Constraint Layout, the only single layout can handle your UI. Where in the Relative layout you needed multiple nested layouts (LinearLayout + RelativeLayout).
Zibekwe kuphi izakhiwo ku-Android?
Amafayela esakhiwo agcinwe kuwo “res-> layout” kuhlelo lokusebenza lwe-Android. Uma sivula insiza yohlelo lokusebenza sithola amafayela esakhiwo sohlelo lokusebenza lwe-Android. Singakha izakhiwo efayeleni le-XML noma kufayela le-Java ngokohlelo.
Liyini ifayela le-XML ku-Android?
Ulimi lwe-eXtensible Markup, noma i-XML: Ulimi lwemakhaphu oludalwe njengendlela evamile yokubhala idatha kuzinhlelo zokusebenza ezisekelwe ku-inthanethi. Izinhlelo zokusebenza ze-Android zisebenzisa i-XML ukuze zenze amafayela esakhiwo. Ngokungafani ne-HTML, i-XML iyazwela, idinga ukuthi umaka ngamunye avalwe, futhi ilondoloze indawo emhlophe.