Me pehea taku korero mena kua paatohia taku paatene Android?
Mena he nui ake i te kotahi te patene patene takahanga, ka taea e koe te whakamahi i te pouaka whakawhiti hei tohu ko tehea te paatene ka paatohia. Honoa te paatene mai i te XML ma te karanga i te tikanga findViewById() ka tautuhi i te kaiwhakarongo onClick ma te whakamahi i te tikanga setOnClickListener(). Ka tangohia e setOnClickListener he ahanoa OnClickListener hei tawhā.
Me pehea te tirotiro mena kua paatohia tetahi paatene?
“me pehea te tirotiro mena ka paatohia te paatene javascript” Te Whakautu Waehere
- mena(tuhinga. getElementById('pātene'). pawhiria == pono)
- {
- alert("I pawhiria te paatene");
- }
He tirohanga te Patene i te Android?
Ko te Patene he patene pana ka taea te pehi, te panui ranei, e te kaiwhakamahi ki te mahi i tetahi mahi.
...
Huanga Patene.
| huanga | Whakaahuatanga |
|---|---|
| 4 | android:onClick Koinei te ingoa o te tikanga i roto i te horopaki o tenei Tirohanga hei tono ina paohia te tirohanga. |
| 5 | android:visibility Ma tenei e whakahaere te tirohanga tuatahi o te tirohanga. |
Me pehea e whakaweto ai koe i te paatene i runga i te Android?
Ka hangahia e au he Tirohanga me nga tirohanga katoa e hiahia ana koe ki te whakahohe/whakakore i te wa ano ka waea atu ki te setClickable(pono/teka) kia taea/monohia te panui. Ka taea e koe te tuku Tirohanga mo te whakakore i nga kaupapa paato a tamaiti.
Me pehea e mohio ai mena kua paatohia taku Tirohanga Kuputuhi?
I roto i te onClick(Tirohia v) whakaurunga whakaurunga: v. getId(); Hei whakatau ko tehea TextView i pehia.
Ka paatohia te paatene ko wai te kaiwhakarongo ka taea e koe te whakamahi?
Ka karangahia e te punaha Android te tikanga ka tukuna e te kaiwhakamahi te Tirohanga kua rehitatia te kaiwhakarongo. Hei whakautu ki te kaiwhakamahi e paopao ana, e pa ana ranei i te paatene, whakamahia te kaiwhakarongo takahanga e kiia nei ko OnClickListener , kei roto kotahi te tikanga, onClick() .
Me pehea taku mohio mena ka paato a JButton?
Ina pehia he JButton, ka tahuna he takahanga actionPerformed. Kei te whiwhi koe i te paatene Tāpiri ka pehia ina pehia e koe te paatene whakaū na te mea kua whakahohea te paatene taapiri.
...
He tauira ta JButton e whakautu ana i enei patai:
- isArmed(),
- isPressed() ,
- isRollOVer()
27 haora. 2013 г.
Me pehea te tirotiro mena kua paatohia he paatene ki te PHP?
Ka whakamahia te mahi PHP isset() ki te tirotiro mena kua tautuhia he taurangi, kaore ranei. Ka whai hua tenei ki te tirotiro kua paatohia te paatene tuku kaore ranei. Ko te mahi isset() ka whakahoki i te uara pono, teka ranei. Ko te mahi isset() ka whakahoki pono mena ka whakatauhia te taurangi, kaua e kore.
He aha te tirohanga i roto i te Android me te tauira?
Ko te Tirohanga he poraka hanga noa o te atanga kaiwhakamahi. He pouaka tapawha iti ka taea te TextView, EditText, he paatene ranei. Ka nohoia te waahi i runga i te mata i roto i te waahi tapawha, a, ko te kawenga mo te tuhi me te whakahaere kaupapa. Ko te Tirohanga he karaehe nui o nga waahanga atanga kaiwhakamahi kauwhata katoa.
Ko tehea te whakatakotoranga pai ki te Android?
Whakamahia te FrameLayout, RelativeLayout, he tahora ritenga ranei.
Ko aua tahora ka urutau ki nga rahi mata rereke, engari karekau a AbsoluteLayout. Ka haere tonu ahau mo te LinearLayout i runga i era atu tahora katoa.
He aha te tirohanga i roto i te Android?
Ko te Tiro te poraka hanga taketake o te UI (Atanga Kaiwhakamahi) i te phi. Ko te tirohanga e tohu ana ki te phi. tirohanga. Tirohia te karaehe, koinei te tino karaehe mo nga waahanga GUI katoa penei i te TextView, ImageView, Button etc. Ko te karaehe Tiro ka toro atu te karaehe Ahanoa me te whakamahi Drawable.
Me pehea taku whakakore i te setOnClickListener i runga i te Android?
Kia mahara, ki te kore e taea te panui te tirohanga (he TextView hei tauira), ka whakatauhia te setOnClickListener(null) ka taea te panui te tirohanga. Whakamahia te mMyView. setClickable(teka) ki te kore koe e hiahia kia taea te panui i to tirohanga.
He aha te paatene whakahohe me te mono i roto i te phi ma te hotaka?
Kaore e taea e koe te whakahohe, te whakakore ranei i roto i to XML (i te mea kua whakaritea to tahora i te wa whakahaere), engari ka taea e koe te tautuhi mena ka taea te panui i te whakarewatanga o te mahi me te phi:clickable . I roto i taku take, myButton. setEnabled(teka); takuPatene.