Android主页导航:fragment+viewpager
2024-10-19 02:55:34
简单实现Fragment+ViewPager实现主页导航控制,效果如下:
一、activity_main.xml布局文件:
<?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="match_parent"
android:orientation="vertical" > <android.support.v4.view.ViewPager
android:id="@+id/viewpager_main"
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="7" /> <LinearLayout
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:orientation="horizontal" > <RelativeLayout
android:id="@+id/rel_signin"
android:layout_width="0dp"
android:layout_height="match_parent"
android:background="@color/tab_select_bg"
android:layout_weight="1" > <Button
style="@style/tab_style"
android:id="@+id/tab_signin"
android:drawableTop="@drawable/my"
android:text="@string/signin"/>
</RelativeLayout> <RelativeLayout
android:id="@+id/rel_contact"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1" > <Button
android:id="@+id/tab_contact"
style="@style/tab_style"
android:drawableTop="@drawable/my"
android:text="@string/contact"></Button>
</RelativeLayout> <RelativeLayout
android:id="@+id/rel_search"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1" > <Button
android:id="@+id/tab_search"
style="@style/tab_style"
android:drawableTop="@drawable/my"
android:text="@string/searrch"></Button>
</RelativeLayout> <RelativeLayout
android:id="@+id/rel_earning"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1" > <Button
android:id="@+id/tab_earning"
style="@style/tab_style"
android:drawableTop="@drawable/my"
android:text="@string/earning"
/>
</RelativeLayout> <RelativeLayout
android:id="@+id/rel_my"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1" > <Button
android:id="@+id/tab_my"
style="@style/tab_style"
android:drawableTop="@drawable/my"
android:text="@string/my"
/>
</RelativeLayout>
</LinearLayout> </LinearLayout>
二、MainActivity主文件:
package com.fragmentviewpagerdemo; import java.util.ArrayList;
import java.util.List; import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import android.view.View;
import android.widget.Button;
import android.widget.RelativeLayout; import com.fragmentviewpagerdemo.fragment.MyFragment; public class MainActivity extends FragmentActivity {
ViewPager viewpager_main;
RelativeLayout rel_signin;
RelativeLayout rel_contact;
RelativeLayout rel_search;
RelativeLayout rel_earning;
RelativeLayout rel_my;
Button tab_signin;
Button tab_contact;
Button tab_search;
Button tab_earning;
Button tab_my; private int currentPage = 0;
private MyFragment signInFragment;
private MyFragment searchFragment;
private MyFragment contactFragment;
private MyFragment earningFragment;
private MyFragment myFragment; private List<RelativeLayout> mRelTabs;
private List<Fragment> fragments;
private List<Button> mTabs;// 按钮 @Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
init();
controlViewPager();
} // 控制viewpager
private void controlViewPager() {
FragmentManager fm = getSupportFragmentManager();
viewpager_main.setAdapter(new ViewPagerAdapter(fm));
viewpager_main.setOnPageChangeListener(new pageChangeListener());
for (int i = 0; i < mTabs.size(); i++) {
final int index = i;
mTabs.get(i).setOnClickListener(new View.OnClickListener() { @Override
public void onClick(View v) {
setcurrent(index);
viewpager_main.setCurrentItem(index);
}
});
}
} private void init() {
viewpager_main = (ViewPager) findViewById(R.id.viewpager_main);
rel_signin = (RelativeLayout) findViewById(R.id.rel_signin);
rel_contact = (RelativeLayout) findViewById(R.id.rel_contact);
rel_search = (RelativeLayout) findViewById(R.id.rel_search);
rel_earning = (RelativeLayout) findViewById(R.id.rel_earning);
rel_my = (RelativeLayout) findViewById(R.id.rel_my);
tab_signin = (Button) findViewById(R.id.tab_signin);
tab_contact = (Button) findViewById(R.id.tab_contact);
tab_search = (Button) findViewById(R.id.tab_search);
tab_earning = (Button) findViewById(R.id.tab_earning);
tab_my = (Button) findViewById(R.id.tab_my); currentPage = 0;
mTabs = new ArrayList<Button>();
mTabs.add(tab_signin);
mTabs.add(tab_contact);
mTabs.add(tab_search);
mTabs.add(tab_earning);
mTabs.add(tab_my);
mRelTabs = new ArrayList<RelativeLayout>();
mRelTabs.add(rel_signin);
mRelTabs.add(rel_contact);
mRelTabs.add(rel_search);
mRelTabs.add(rel_earning);
mRelTabs.add(rel_my); signInFragment = new MyFragment("考勤", getResources().getColor(
R.color.fragment_1));
searchFragment = new MyFragment("通讯录", getResources().getColor(
R.color.fragment_2));
contactFragment = new MyFragment("查单", getResources().getColor(
R.color.fragment_3));
earningFragment = new MyFragment("收入", getResources().getColor(
R.color.fragment_4));
myFragment = new MyFragment("我的", getResources().getColor(
R.color.fragment_5));
fragments = new ArrayList<Fragment>();
fragments.add(signInFragment);
fragments.add(contactFragment);
fragments.add(searchFragment);
fragments.add(earningFragment);
fragments.add(myFragment); } /**
* 设置导航图标均为未选中
*/
private void setTabNotSelect() {
rel_signin.setBackgroundColor(getResources().getColor(R.color.white));
rel_contact.setBackgroundColor(getResources().getColor(R.color.white));
rel_search.setBackgroundColor(getResources().getColor(R.color.white));
rel_earning.setBackgroundColor(getResources().getColor(R.color.white));
rel_my.setBackgroundColor(getResources().getColor(R.color.white)); } // viewpager适配器
class ViewPagerAdapter extends FragmentPagerAdapter { public ViewPagerAdapter(FragmentManager fm) {
super(fm);
} @Override
public Fragment getItem(int arg0) {
return fragments.get(arg0);
} @Override
public int getCount() {
return fragments.size();
} } // viewpager监听器
class pageChangeListener implements ViewPager.OnPageChangeListener { @Override
public void onPageScrollStateChanged(int arg0) {
} @Override
public void onPageScrolled(int arg0, float arg1, int arg2) {
} @Override
public void onPageSelected(int arg0) {
setcurrent(arg0); }
} // viewpager改变后更改其他控件
private void setcurrent(int position) {
currentPage = position;
setTabNotSelect();
mRelTabs.get(position).setBackgroundColor(
getResources().getColor(R.color.tab_select_bg));
}
}
三、百度云下载地址:http://pan.baidu.com/s/1gdyFGKb
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