1. xml文件中加入自定义 搜索view
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<com.etoury.etoury.ui.view.iconcenteredittext
android:id="@+id/search_et"
style="@style/styleedittext"
android:hint="搜索景点信息"
/>
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2. 自定义的 view java文件
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iconcenteredittext.java
package com.etoury.etoury.ui.view;
import android.content.context;
import android.graphics.canvas;
import android.graphics.drawable.drawable;
import android.text.textutils;
import android.util.attributeset;
import android.util.log;
import android.view.keyevent;
import android.view.view;
import android.view.inputmethod.inputmethodmanager;
import android.widget.edittext;
public class iconcenteredittext extends edittext implements view.onfocuschangelistener, view.onkeylistener {
private static final string tag = iconcenteredittext.class.getsimplename();
/**
* 是否是默认图标再左边的样式
*/
private boolean isleft = false;
/**
* 是否点击软键盘搜索
*/
private boolean presssearch = false;
/**
* 软键盘搜索键监听
*/
private onsearchclicklistener listener;
public void setonsearchclicklistener(onsearchclicklistener listener) {
this.listener = listener;
}
public iconcenteredittext(context context) {
this(context, null);
init();
}
public iconcenteredittext(context context, attributeset attrs) {
this(context, attrs, android.r.attr.edittextstyle);
init();
}
public iconcenteredittext(context context, attributeset attrs, int defstyleattr) {
super(context, attrs, defstyleattr);
init();
}
private void init() {
setonfocuschangelistener(this);
setonkeylistener(this);
}
@override
protected void ondraw(canvas canvas) {
if (isleft) { // 如果是默认样式，则直接绘制
super.ondraw(canvas);
} else { // 如果不是默认样式，需要将图标绘制在中间
drawable[] drawables = getcompounddrawables();
drawable drawableleft = drawables[0];
drawable drawableright = drawables[2];
translate(drawableleft, canvas);
translate(drawableright, canvas);
// if (drawableleft != null) {
// float textwidth = getpaint().measuretext(gethint().tostring());
// int drawablepadding = getcompounddrawablepadding();
// int drawablewidth = drawableleft.getintrinsicwidth();
// float bodywidth = textwidth + drawablewidth + drawablepadding;
//
// canvas.translate((getwidth() - bodywidth - getpaddingleft() - getpaddingright()) / 2, 0);
// }
// if (drawableright != null) {
// float textwidth = getpaint().measuretext(gethint().tostring()); // 文字宽度
// int drawablepadding = getcompounddrawablepadding(); // 图标间距
// int drawablewidth = drawableright.getintrinsicwidth(); // 图标宽度
// float bodywidth = textwidth + drawablewidth + drawablepadding;
// setpadding(getpaddingleft(), getpaddingtop(), (int)(getwidth() - bodywidth - getpaddingleft()), getpaddingbottom());
// canvas.translate((getwidth() - bodywidth - getpaddingleft()) / 2, 0);
// }
super.ondraw(canvas);
}
}
public void translate(drawable drawable, canvas canvas) {
if (drawable != null) {
float textwidth = getpaint().measuretext(gethint().tostring());
int drawablepadding = getcompounddrawablepadding();
int drawablewidth = drawable.getintrinsicwidth();
float bodywidth = textwidth + drawablewidth + drawablepadding;
if (drawable == getcompounddrawables()[0]) {
canvas.translate((getwidth() - bodywidth - getpaddingleft() - getpaddingright()) / 2, 0);
} else {
setpadding(getpaddingleft(), getpaddingtop(), (int)(getwidth() - bodywidth - getpaddingleft()), getpaddingbottom());
canvas.translate((getwidth() - bodywidth - getpaddingleft()) / 2, 0);
}
}
}
@override
public void onfocuschange(view v, boolean hasfocus) {
log.d(tag, "onfocuschange execute");
// 恢复edittext默认的样式
if (!presssearch && textutils.isempty(gettext().tostring())) {
isleft = hasfocus;
}
}
@override
public boolean onkey(view v, int keycode, keyevent event) {
presssearch = (keycode == keyevent.keycode_enter);
if (presssearch && listener != null) {
/*隐藏软键盘*/
inputmethodmanager imm = (inputmethodmanager) v.getcontext().getsystemservice(context.input_method_service);
if (imm.isactive()) {
imm.hidesoftinputfromwindow(v.getapplicationwindowtoken(), 0);
}
listener.onsearchclick(v);
}
return false;
}
public interface onsearchclicklistener {
void onsearchclick(view view);
}
}
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3. style
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</style>
<style name="styleedittext">
<item name="android:layout_width">match_parent</item>
<item name="android:layout_height">wrap_content</item>
<item name="android:background">@drawable/bg_search_bar</item>
<item name="android:drawablepadding">5dp</item>
<item name="android:gravity">center_vertical</item>
<item name="android:imeoptions">actionsearch</item>
<item name="android:drawableleft">@drawable/icon_search</item>
<item name="android:padding">5dp</item>
<item name="android:singleline">true</item>
<item name="android:textcolorhint">@color/grey</item>
<item name="android:textsize">16sp</item>
<item name="android:hint">搜索</item>
</style>
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4. bg_search_bar.xml
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<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
<solid android:color="@android:color/white" />
<stroke
android:width="1px"
android:color="@android:color/darker_gray" />
<corners android:radius="3dp" />
</shape>
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5. activity 中加上代码
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private iconcenteredittext search_et;
search_et = (iconcenteredittext) findviewbyid(r.id.search_et);
search_et.setonsearchclicklistener(new onsearchclicklistener() {
@override
public void onsearchclick(view view) {
// todo auto-generated method stub
string texts = search_et.gettext().tostring().trim();
if ("".equals(texts)) {
toastutil.showtoast("请输入您要搜索的内容");
} else {
//根据你的文字内容实现跳转 intent intent = new intent(context,
searchwordactivity.class);
// intent.putextra("searchmode", 1);
intent.putextra("searchword", texts);
context.startactivity(intent);
}
}
});
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以上内容是小编给大家介绍的android自定义view软键盘实现搜索，希望大家喜欢。