Android仿微信页面底部导航效果代码实现

public class mainactivity extends baseactivity implements tabchangelistener {
private fragment[] fragments;
private fragzaixianyuyue fragzaixianyuyue;
private fragdaolujiuyuan fragdaolujiuyuan;
private fragjifenshangcheng fragjifenshangcheng;
private fragme fragme;
private imageview img_right;
private imageview[] imagebuttons;
private imageview img_me_notity;
private textview[] textviews;
private int index;
private int currenttabindex;// 当前fragment的index
private int keybackclickcount = 0;
private int indexchange;
private boolean ischangetab = false;
@override
protected void oncreate(bundle arg0) {
// todo auto-generated method stub
super.oncreate(arg0);
setcontentview(r.layout.mainactivity);
initview();
inittabview();
fragbyrecord.settabchangelistener(this);
fragwxrecord.settabchangelistener(this);
registermessagereceiver();
}
@override
protected void onresume() {
// todo auto-generated method stub
super.onresume();
isforeground = true;
requestmaintenance();
if (ischangetab) {
if (indexchange == 0) {
viewtitle.setzhongjiantext(r.string.frag_zxyy);
tv_left.setvisibility(view.gone);
} else if (indexchange == 0) {
viewtitle.setzhongjiantext(r.string.frag_dljy);
tv_left.setvisibility(view.gone);
}
changetab(indexchange);
ischangetab = false;
}
}
@override
protected void onpause() {
// todo auto-generated method stub
super.onpause();
isforeground = false;
}
@override
protected void ondestroy() {
// todo auto-generated method stub
super.ondestroy();
if(null != mmessagereceiver)
unregisterreceiver(mmessagereceiver);
}
private void initview() {
viewtitle = (viewtitle) findviewbyid(r.id.title_bar);
img_right = viewtitle.getyoubianview();
img_right.setvisibility(view.visible);
tv_left = viewtitle.getzuobiantextview();
viewtitle.getzuobianview().setvisibility(view.gone);
tv_left.settext("xxxx");
img_right.setonclicklistener(new onclicklistener() {
@override
public void onclick(view arg0) {
intent intent = new intent(mainactivity.this,
mineactivity.class);
mineactivity.mfragvalue = mineactivity.frag_systemmessage;
startactivity(intent);
}
});
tv_left.setonclicklistener(new onclicklistener() {
@override
public void onclick(view arg0) {
fragme.addnewcar();
}
});
}
private void inittabview() {
fragzaixianyuyue = new fragzaixianyuyue();
fragdaolujiuyuan = new fragdaolujiuyuan();
fragjifenshangcheng = new fragjifenshangcheng();
fragme = new fragme();
fragments = new fragment[] { fragzaixianyuyue, fragdaolujiuyuan,
fragjifenshangcheng, fragme };
imagebuttons = new imageview[4];
imagebuttons[0] = (imageview) findviewbyid(r.id.ib_zzyy);
imagebuttons[1] = (imageview) findviewbyid(r.id.ib_dljy);
imagebuttons[2] = (imageview) findviewbyid(r.id.ib_jfsc);
imagebuttons[3] = (imageview) findviewbyid(r.id.ib_me);
img_me_notity = (imageview) findviewbyid(r.id.ib_me_notity);
imagebuttons[0].setselected(true);
viewtitle.setzhongjiantext(r.string.frag_zxyy);
textviews = new textview[4];
textviews[0] = (textview) findviewbyid(r.id.tv_ib_zzyy);
textviews[1] = (textview) findviewbyid(r.id.tv_dljy);
textviews[2] = (textview) findviewbyid(r.id.tv_jfsc);
textviews[3] = (textview) findviewbyid(r.id.tv_me);
textviews[0]
.settextcolor(getresources().getcolor(r.color.color_yellow));
// 添加显示第一个fragment
getsupportfragmentmanager().begintransaction()
.add(r.id.fragment_container, fragzaixianyuyue)
.add(r.id.fragment_container, fragdaolujiuyuan)
.add(r.id.fragment_container, fragjifenshangcheng)
.add(r.id.fragment_container, fragme).hide(fragdaolujiuyuan)
.hide(fragjifenshangcheng).hide(fragme).show(fragzaixianyuyue)
.commit();
}
public void ontabclicked(view view) {
switch (view.getid()) {
case r.id.re_zzyy:
index = 0;
if (fragzaixianyuyue != null) {
}
viewtitle.setzhongjiantext(r.string.frag_zxyy);
tv_left.setvisibility(view.gone);
changetab(index);
break;
case r.id.re_dljy:
index = 1;
viewtitle.setzhongjiantext(r.string.frag_dljy);
tv_left.setvisibility(view.gone);
changetab(index);
break;
case r.id.re_jfsc:
if(sharepreferutil.getboolean(commonstring.haveservice, false)){
index = 2;
viewtitle.setzhongjiantext(r.string.frag_jfsc);
tv_left.setvisibility(view.gone);
fragjifenshangcheng.requestjudgecar();
changetab(2);
if(sharepreferutil.getboolean("isfristgoshop", true)){
sharepreferutil.putboolean("isfristgoshop", false);
fragjifenshangcheng.mengcengdialog();
}
}else{
showaddservicedialog();
}
break;
case r.id.re_me:
index = 3;
viewtitle.setzhongjiantext(r.string.frag_me);
tv_left.setvisibility(view.visible);
changetab(index);
break;
}
}
public void changetab(int index) {
if (currenttabindex != index) {
fragmenttransaction trx = getsupportfragmentmanager()
.begintransaction();
trx.hide(fragments[currenttabindex]);
if (!fragments[index].isadded()) {
trx.add(r.id.fragment_container, fragments[index]);
}
trx.show(fragments[index]).commit();
}
imagebuttons[currenttabindex].setselected(false);
// 把当前tab设为选中状态
imagebuttons[index].setselected(true);
textviews[currenttabindex].settextcolor(getresources().getcolor(
r.color.white));
textviews[index].settextcolor(getresources().getcolor(
r.color.color_yellow));
currenttabindex = index;
}
mainactivity.xml:
<include layout="@layout/layout_bottom"/>
layout_bottom.xml:
<?xml version="1.0" encoding="utf-8"?>
<linearlayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_alignparentbottom="true"
android:background="@color/black"
android:orientation="vertical" >
<!-- 普通底部导航 -->
<linearlayout
android:id="@+id/main_bottom"
android:layout_width="match_parent"
android:layout_height="54dp"
android:gravity="center_vertical"
android:orientation="horizontal" >
<relativelayout
android:id="@+id/re_zzyy"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:onclick="ontabclicked"
android:padding="3dp" >
<relativelayout
android:layout_width="60dp"
android:layout_height="match_parent"
android:layout_centerhorizontal="true"
android:gravity="center" >
<imageview
android:id="@+id/ib_zzyy"
android:layout_width="30dp"
android:layout_height="28dp"
android:layout_centerhorizontal="true"
android:focusable="false"
android:scaletype="centerinside"
android:src="@drawable/tab_zaixianyuyue" />
<textview
android:id="@+id/tv_ib_zzyy"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/ib_zzyy"
android:layout_centerhorizontal="true"
android:layout_margintop="3dp"
android:textcolor="@color/white"
android:text="@string/frag_zxyy"
android:textsize="12sp" />
</relativelayout>
</relativelayout>
<relativelayout
android:id="@+id/re_dljy"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:onclick="ontabclicked"
android:padding="3dp" >
<relativelayout
android:layout_width="60dp"
android:layout_height="match_parent"
android:layout_centerhorizontal="true"
android:gravity="center" >
<imageview
android:id="@+id/ib_dljy"
android:layout_width="30dp"
android:layout_height="28dp"
android:layout_centerhorizontal="true"
android:focusable="false"
android:scaletype="centerinside"
android:src="@drawable/tab_daolujiuyuan" />
<textview
android:id="@+id/tv_dljy"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/ib_dljy"
android:layout_centerhorizontal="true"
android:layout_margintop="3dp"
android:textcolor="@color/white"
android:text="@string/frag_dljy"
android:textsize="12sp" />
</relativelayout>
</relativelayout>
<relativelayout
android:id="@+id/re_jfsc"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:onclick="ontabclicked"
android:padding="3dp" >
<relativelayout
android:layout_width="60dp"
android:layout_height="match_parent"
android:layout_centerhorizontal="true"
android:gravity="center" >
<imageview
android:id="@+id/ib_jfsc"
android:layout_width="30dp"
android:layout_height="28dp"
android:layout_centerhorizontal="true"
android:focusable="false"
android:scaletype="centerinside"
android:src="@drawable/tab_jifenshangcheng" />
<textview
android:id="@+id/tv_jfsc"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/ib_jfsc"
android:layout_centerhorizontal="true"
android:layout_margintop="3dp"
android:textcolor="@color/white"
android:text="@string/frag_jfsc"
android:textsize="12sp" />
</relativelayout>
</relativelayout>
<relativelayout
android:id="@+id/re_me"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:onclick="ontabclicked"
android:padding="3dp" >
<relativelayout
android:layout_width="60dp"
android:layout_height="match_parent"
android:layout_centerhorizontal="true"
android:gravity="center" >
<imageview
android:id="@+id/ib_me"
android:layout_width="30dp"
android:layout_height="28dp"
android:layout_centerhorizontal="true"
android:focusable="false"
android:scaletype="centerinside"
android:src="@drawable/tab_me" />
<imageview
android:id="@+id/ib_me_notity"
android:layout_width="5dp"
android:layout_height="5dp"
android:layout_aligntop="@+id/ib_me"
android:layout_alignright="@+id/ib_me"
android:scaletype="centerinside"
android:src="@drawable/app_34_icon_point_normal"
android:visibility="gone" />
<textview
android:id="@+id/tv_me"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/ib_me"
android:layout_centerhorizontal="true"
android:layout_margintop="3dp"
android:textcolor="@color/white"
android:text="@string/frag_me"
android:textsize="12sp" />
</relativelayout>
</relativelayout>
</linearlayout>
</linearlayout>