Yuav ua li cas rub thiab poob ntawm Android?
Yuav ua li cas rub thiab poob ntawm Android?

Video: Yuav ua li cas rub thiab poob ntawm Android?

Video: Yuav ua li cas rub thiab poob ntawm Android?
Video: Tsis Muaj Peev Xwm Yuav Ua Li Cas 2024, Hlis ntuj nqeg
Anonim

Cov Luag / Tso Txheej txheem

Lub kaw lus ua ntej teb los ntawm kev hu rov qab rau koj daim ntawv thov kom tau txais ib qho luag duab ntxoov ntxoo. Nws mam li qhia cov luag duab ntxoov ntxoo ntawm lub cuab yeej. Tom ntej no, lub kaw lus xa a luag xwm txheej nrog hom kev ua ACTION_DRAG_STARTED rau tus sau npe luag tshwm sim mloog rau tag nrho cov Saib cov khoom nyob rau hauv lub layout tam sim no.

Tom qab ntawd, ib tug kuj yuav nug, ua li cas koj luag ntawm Android?

Coj mus rhaub thiab tuav (ntev nias): Sib npaug rau txoj cai nas nyem. Ib tug ntiv tes luag : Ntawm lub ntsiav tshuaj, ib tug ntiv tes kais-thiab- luag piav tes piav taw tuaj yeem siv los xaiv cov ntawv, lossis rau luag lub scroll bar.

Tsis tas li ntawd, koj yuav luag thiab poob rau Samsung xov tooj li cas? Coj mus rhaub thiab tuav ib yam khoom nyob rau hauv lub qhov rais xaiv thiab luag nws mus rau qhov chaw nyob hauv lwm qhov rais raws li qhia hauv qab no. CEEB TOOM: Luag thiab poob ntawv lossis theej duab los ntawm ib lub qhov rais mus rau lwm qhov. Coj mus rhaub thiab tuav ib yam khoom nyob rau hauv lub qhov rais xaiv thiab luag nws mus rau qhov chaw nyob rau lwm qhov rais.

Hais txog qhov no, hom twg yog hu ua pib rub hauv Android?

startDrag() method

Yuav ua li cas luag thiab poob ib lub icon?

Piv txwv li, rau luag-thiab-nco ib yam khoom xws li ib icon , koj yuav xub txav koj tus cursor nas hla nws. Tom qab ntawd, koj yuav nias thiab tuav lub pob laug nas khawm, txav mus rau qhov khoom mus rau qhov chaw koj xav tau, thiab tso lub pob kom teeb tsa.

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