【lua教程】编辑框封装

wangy · 发表于 2021-7-1 08:46:20

--编辑框封装8 {. _6 R6 h$ ^( I* X7 ^, d X
--Pretend
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require "import"
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import "android.app.*"( C& H- K+ g: F+ W+ b
import "android.os.*"
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import "android.widget.*"
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import "android.view.*") ], k! G# T0 v. n7 E
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function PretendEditText(t)--编辑框封装( }0 C" i7 q" t1 W+ q7 j
local lay=loadlayout{FrameLayout," p: `. y/ p5 V( c8 R0 @6 C D7 L
{
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RelativeLayout;3 N4 c3 Y# s0 F: Q6 H
layout_width="fill";
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focusableInTouchMode=true;8 l2 T! z U, d1 c2 ?1 E- k
focusable=true;
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layout_height="fill";/ f/ O/ H7 r: x& d" {
{
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EditText;
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layout_height="wrap";
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layout_marginTop="56";1 N5 H+ ^* X: T8 L5 _
layout_centerHorizontal="true";
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textColor=t.字体颜色 or "#000000";
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textSize="14dp";2 Y' ?2 h3 q, h, M( {8 U/ T
background="0";' t9 J/ j+ \4 ~
layout_marginLeft="16dp";4 G9 N" U- q0 w2 |5 S9 m
layout_width="fill";
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layout_marginRight="16dp";7 D; B4 n: g, \1 `( n) \
id=t.id;$ }# x1 V3 v: b9 S; x1 r* z1 P0 q
password=t.password;4 Z0 g/ A( Q6 {; N* [2 }8 R9 F
singleLine="true";8 b1 H. T+ {5 S
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{
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TextView;
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layout_height="2dp";
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layout_alignBottom=t.id;# P- k5 G" K* g% v- z
layout_centerHorizontal="true";3 B% x5 ^2 W4 Q" |
background=t.线的颜色1 or "#009688"; Z( M$ j, M! B% Y
layout_marginLeft="16dp";
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layout_width="fill";
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layout_marginRight="16dp";
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alpha="1";
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id=t.id2;6 u/ M# J6 ]! }% \; q4 F0 j
}; l2 e$ `' [& y; U- L, t. ]9 x
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TextView;
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layout_height="1dp";
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layout_alignBottom=t.id;" I" `4 r0 f: t5 ]5 ^
layout_centerHorizontal="true";: a) C, T9 {8 w7 d7 O8 y, _& W
background=t.线的颜色2 or "#000000";
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layout_marginLeft="16dp";
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layout_width="fill";. y, _9 m( K& d5 [. k4 a1 t1 k
layout_marginRight="16dp";3 H) n. Z6 [% |% K- c" r1 g
alpha="0.2";
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id=t.id4;
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};
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{
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TextView;
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id=t.id3;
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layout_marginLeft="24dp";
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text=t.hint or "Pretend封装";" [0 [5 U: x3 \: J- K
layout_alignBaseline=t.id;
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textSize="14dp";
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};
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};}
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值=true; ?7 L0 a& D4 m; W6 j
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lay.getChildAt(0).getChildAt(0).setOnFocusChangeListener{: U& ?. N, Q2 J3 Y
onFocusChange=function( v, hasFocus). U, Z5 {) z9 V. a& K! B) j, z
if hasFocus then( n2 E! d/ w9 G$ x0 D
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import "android.view.animation.ScaleAnimation" G% k+ Q* ~/ y" [
lay.getChildAt(0).getChildAt(1).startAnimation(ScaleAnimation(0.0,1.0,1.0,1.0,1,0.5,1,0.5).setDuration(200))
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lay.getChildAt(0).getChildAt(1).setVisibility(View.VISIBLE)
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if lay.getChildAt(0).getChildAt(0).Text=="" then
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import "android.view.animation.TranslateAnimation"
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lay.getChildAt(0).getChildAt(3).startAnimation(TranslateAnimation(0,0,0,-56).setDuration(100).setFillAfter(true)); G$ |2 f0 r. V4 s* |
end2 X' N9 D* l3 _+ Y! m7 _
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else
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lay.getChildAt(0).getChildAt(1).startAnimation(ScaleAnimation(1.0,0.0,1.0,1.0,1,0.5,1,0.5).setDuration(200))0 S: O/ P8 w- p
lay.getChildAt(0).getChildAt(1).setVisibility(View.INVISIBLE)
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if #lay.getChildAt(0).getChildAt(0).Text==0 then
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lay.getChildAt(0).getChildAt(3).startAnimation(TranslateAnimation(0,0,-56,0).setDuration(100).setFillAfter(true))/ C3 C. }. `; ~/ c1 j( @
else
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lay.getChildAt(0).getChildAt(3).setTextColor(t.hint颜色1 or 0xff009688)
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end4 q3 Y+ F4 X" D" G
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end7 i$ u! p5 z+ P0 X' O+ M$ H7 B$ u
end}
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lay.getChildAt(0).getChildAt(0).addTextChangedListener{3 s/ M) c7 ?0 N- |+ E
onTextChanged=function(s)" B5 W2 o) k8 K) z4 p: A
内容=tostring(lay.getChildAt(0).getChildAt(0).Text)
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if #内容==0 then
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lay.getChildAt(0).getChildAt(3).setTextColor(t.hint颜色2 or 0xff8b8b8b)+ q# N4 X, i( n1 D3 q
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lay.getChildAt(0).getChildAt(3).setTextColor(t.hint颜色1 or 0xff009688)
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end! U& H" w1 A9 S, }- }! P
end
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}
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lay.getChildAt(0).getChildAt(1).setVisibility(View.INVISIBLE)
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function 取消焦点(app)# B9 s6 E4 W8 q" N' H. _$ o5 U1 `3 {
app.setFocusable(false);/ P# b9 h! `2 O" z. H5 C5 v
app.setFocusableInTouchMode(true);4 O% a" G' v5 Q" H- U
end% k4 n; L z2 E+ i. A
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return function() return lay end- O- m& H; \4 \3 M# Y$ {
end
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--主布局，导入封装模块必须在布局前面0 p4 H0 ?% I9 Y
layout={ e; T+ {8 O/ z) p8 F8 b$ e
LinearLayout;* n5 F( l7 G0 I+ \& c k/ K
gravity="center";
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orientation="vertical";
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PretendEditText
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{
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id="app";! J% h% \ v3 p" |9 g+ h+ C9 s
hint="账号";
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hint颜色1=0xFFE91E63;
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hint颜色2=0xff8b8b8b;
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字体颜色="#000000";$ P6 @$ a7 B+ F5 z7 R s# n
线的颜色1="#FFE91E63";1 ?# b9 M7 C: H0 k: h4 e, F
线的颜色2="#ff8b8b8b";
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};
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};
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{" e4 m5 _: I1 y$ X2 x/ f# f) V
PretendEditText( Y0 v5 @# w4 N0 g: R' i
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id="ap47p";; `- R+ p+ X* [1 i
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hint="密码";
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password=true;1 O$ i: e4 a+ c
字体颜色="#000000";
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hint颜色1=0xFFE91E63;" p' H3 C- P! e' U0 U2 C0 y
hint颜色2=0xff8b8b8b;+ z8 L" L9 ^5 W5 Q1 @
线的颜色1="#FFE91E63";: D. S3 E9 Q% n& S! E
线的颜色2="#ff8b8b8b"; {( E. q; ?2 ^6 u. u, X8 r2 |
};( B4 m# a7 Z8 J6 X9 g! p V N
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Button;
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id="apo";, r, }" ~9 g" M/ o1 q3 o/ h
layout_marginLeft="10dp";9 m2 f* G' ~5 L- n3 d
layout_width="fill";
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text="确定";
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layout_marginRight="10dp";
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layout_marginTop="56";
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};
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};0 x: t- v& u; T! b, U
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activity.setContentView(loadlayout((layout)))
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function apo.onClick()% b) X# y. w; m1 F; h' U
取消焦点(app)4 ?2 d) T2 O* J6 }
取消焦点(ap47p)5 x# S+ J; |" z- _( N
end+ z$ L. Q C& P
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[lua教程] 【lua教程】编辑框封装

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