From 2823c8da2a37347b6c69bb38544d1a166f806516 Mon Sep 17 00:00:00 2001 From: Toyga <330282372@qq.com> Date: Tue, 9 Nov 2021 14:45:20 +0800 Subject: [PATCH] MainActivity Finished! --- .../example/leudaemialikeme/MainActivity.java | 111 ++++++++++++++++++ .../app/src/main/res/layout/bottom.xml | 16 ++- .../res/mipmap-mdpi/img_community_normal.png | Bin 0 -> 522 bytes .../res/mipmap-mdpi/img_community_pressed.png | Bin 0 -> 543 bytes .../main/res/mipmap-mdpi/img_home_normal.png | Bin 0 -> 653 bytes .../main/res/mipmap-mdpi/img_home_pressed.png | Bin 0 -> 674 bytes .../res/mipmap-mdpi/img_message_normal.png | Bin 0 -> 728 bytes .../res/mipmap-mdpi/img_message_pressed.png | Bin 0 -> 764 bytes .../main/res/mipmap-mdpi/img_my_normal.png | Bin 0 -> 554 bytes .../main/res/mipmap-mdpi/img_my_pressed.png | Bin 0 -> 571 bytes .../app/src/main/res/values/colors.xml | 3 + 11 files changed, 124 insertions(+), 6 deletions(-) create mode 100644 Code/LeudaemiaLikeMe/app/src/main/res/mipmap-mdpi/img_community_normal.png create mode 100644 Code/LeudaemiaLikeMe/app/src/main/res/mipmap-mdpi/img_community_pressed.png create mode 100644 Code/LeudaemiaLikeMe/app/src/main/res/mipmap-mdpi/img_home_normal.png create mode 100644 Code/LeudaemiaLikeMe/app/src/main/res/mipmap-mdpi/img_home_pressed.png create mode 100644 Code/LeudaemiaLikeMe/app/src/main/res/mipmap-mdpi/img_message_normal.png create mode 100644 Code/LeudaemiaLikeMe/app/src/main/res/mipmap-mdpi/img_message_pressed.png create mode 100644 Code/LeudaemiaLikeMe/app/src/main/res/mipmap-mdpi/img_my_normal.png create mode 100644 Code/LeudaemiaLikeMe/app/src/main/res/mipmap-mdpi/img_my_pressed.png diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/MainActivity.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/MainActivity.java index 2502406..e2f9ca3 100644 --- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/MainActivity.java +++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/MainActivity.java @@ -1,13 +1,17 @@ package com.example.leudaemialikeme; import android.os.Bundle; +import android.view.View; import android.widget.ImageButton; import android.widget.LinearLayout; import android.widget.TextView; import androidx.appcompat.app.AppCompatActivity; import androidx.fragment.app.Fragment; +import androidx.fragment.app.FragmentManager; +import androidx.fragment.app.FragmentTransaction; +import java.util.ArrayList; import java.util.List; public class MainActivity extends AppCompatActivity { @@ -28,11 +32,118 @@ public class MainActivity extends AppCompatActivity { private TextView textCommunity; private TextView textMessage; private TextView textMy; + //底部导航点击事件监听器 + private View.OnClickListener onClickListener = new View.OnClickListener() { + public void onClick(View v) { + //先将四个 ImageButton 置为灰色 + resetImgs(); + //根据点击的 Tab 切换不同的页面及设置对应的 ImageButton 为绿色 + switch (v.getId()) { + case R.id.tab_home: + selectTab(0); + break; + case R.id.tab_community: + selectTab(1); + break; + case R.id.tab_message: + selectTab(2); + break; + case R.id.tab_my: + selectTab(3); + break; + } + } + }; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); + getSupportActionBar().hide(); setContentView(R.layout.activity_main); + initFragments(); //初始化数据 + initViews(); //初始化控件 + initEvents(); //初始化事件 + initFirstRun(0);//第一次运行初始化界面，第一个碎片 + } + + private void initFirstRun(int i) { + resetImgs(); //重置所有 Tab + selectTab(i); //显示第 i 个碎片 + } + + private void selectTab(int i) { + //根据点击的 Tab 设置对应的 ImageButton 为绿色 + switch (i) { + case 0: + imgHome.setImageResource(R.mipmap.img_home_pressed); + textHome.setTextColor(getResources().getColor(R.color.hair_grey)); + break; + case 1: + imgCommunity.setImageResource(R.mipmap.img_community_pressed); + textCommunity.setTextColor(getResources().getColor(R.color.hair_grey)); + break; + case 2: + imgMessage.setImageResource(R.mipmap.img_message_pressed); + textMessage.setTextColor(getResources().getColor(R.color.hair_grey)); + break; + case 3: + imgMy.setImageResource(R.mipmap.img_my_pressed); + textMy.setTextColor(getResources().getColor(R.color.hair_grey)); + break; + } + //设置当前点击的 Tab 所对应的页面 + setCurrentFragment(i); + } + + private void setCurrentFragment(int i) { + FragmentManager fm = getSupportFragmentManager(); + FragmentTransaction trans = fm.beginTransaction(); + trans.replace(R.id.frag_layout, fragmentList.get(i)); + trans.commit(); + //Log.e("fragment", "ok"); + } + + private void resetImgs() { + imgHome.setImageResource(R.mipmap.img_home_normal); + imgCommunity.setImageResource(R.mipmap.img_community_normal); + imgMessage.setImageResource(R.mipmap.img_message_normal); + imgMy.setImageResource(R.mipmap.img_my_normal); + textHome.setTextColor(getResources().getColor(R.color.light_grey)); + textCommunity.setTextColor(getResources().getColor(R.color.light_grey)); + textMessage.setTextColor(getResources().getColor(R.color.light_grey)); + textMy.setTextColor(getResources().getColor(R.color.light_grey)); + } + + private void initEvents() { + tabHome.setOnClickListener(onClickListener); + tabCommunity.setOnClickListener(onClickListener); + tabMessage.setOnClickListener(onClickListener); + tabMy.setOnClickListener(onClickListener); + + } + + private void initViews() { + tabHome = (LinearLayout)findViewById(R.id.tab_home); + tabCommunity = (LinearLayout)findViewById(R.id.tab_community); + tabMessage = (LinearLayout)findViewById(R.id.tab_message); + tabMy = (LinearLayout)findViewById(R.id.tab_my); + imgHome = (ImageButton)findViewById(R.id.tab_home_img); + imgCommunity = (ImageButton)findViewById(R.id.tab_community_img); + imgMessage = (ImageButton)findViewById(R.id.tab_message_img); + imgMy = (ImageButton)findViewById(R.id.tab_my_img); + textHome = (TextView)findViewById(R.id.tab_home_text); + textCommunity = (TextView)findViewById(R.id.tab_community_text); + textMessage = (TextView)findViewById(R.id.tab_message_text); + textMy = (TextView)findViewById(R.id.tab_my_text); + + } + + private void initFragments() { + fragmentList = new ArrayList(); + fragmentList.add(new IndexFragment()); + fragmentList.add(new CommunityFragment()); + fragmentList.add(new MessageFragment()); + fragmentList.add(new MyFragment()); } } \ No newline at end of file diff --git a/Code/LeudaemiaLikeMe/app/src/main/res/layout/bottom.xml b/Code/LeudaemiaLikeMe/app/src/main/res/layout/bottom.xml index 5c56f3b..7b3e7e8 100644 --- a/Code/LeudaemiaLikeMe/app/src/main/res/layout/bottom.xml +++ b/Code/LeudaemiaLikeMe/app/src/main/res/layout/bottom.xml @@ -17,10 +17,11 @@ android:clickable="false" android:layout_width="wrap_content" android:layout_height="wrap_content" - android:src="@mipmap/tab_home_pressed" + android:src="@mipmap/img_home_pressed" + android:background="@color/white" /> @@ -37,7 +38,8 @@ android:clickable="false" android:layout_width="wrap_content" android:layout_height="wrap_content" - android:src="@mipmap/tab_video_normal" /> + android:background="@color/white" + android:src="@mipmap/img_community_normal" /> + android:background="@color/white" + android:src="@mipmap/img_message_normal" /> @@ -75,7 +78,8 @@ android:clickable="false" android:layout_width="wrap_content" android:layout_height="wrap_content" - android:src="@mipmap/tab_my_normal" /> + android:background="@color/white" + android:src="@mipmap/img_my_normal" /> igP)Px$#7RU!R9Hvtm%mB_K@i5j*-NFBjTROuECi#3>|U@EwX(7hM6i`$;WG&8L--g0 zNoS>nppe~_h+3wwP_W7agk8B{f|tbeb~QN#uev`o-}l>@y0j92qAi{@0|Pt zBvrr|bK=vUAP81J+gGVuKtz|E^K~D9q&F)yKxCY01$}-R z0G54LJ?l35lq{Ie#1gcppr%n~J+cTI&U4%$l`!`eT0? zWAgwu08AzHy=IKL?SCEw!8zyrdRU&*pOKVuiHHsX?DUDfSZfc$Fg$bJluiI$aVcfx 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#008577 #00574B #D81B60 + #cdcdcd + #66c18c + #fff \ No newline at end of file