• 去掉TabActivity底部默认白线


    经过一翻百度,google终于实现了TabActivity设置tab自定义背景颜色,设置tab中标题文字的颜色。并将TabWidget置于底部 

     

    TabManager: 
    Java代码  收藏代码
    1. import android.app.TabActivity;  
    2. import android.content.Intent;  
    3. import android.content.res.ColorStateList;  
    4. import android.content.res.XmlResourceParser;  
    5. import android.os.Bundle;  
    6. import android.view.LayoutInflater;  
    7. import android.view.View;  
    8. import android.widget.TabHost;  
    9. import android.widget.TabWidget;  
    10. import android.widget.TextView;  
    11.   
    12. public class TabManager extends TabActivity{  
    13.     private TabManager th;  
    14.     private TabHost tabHost;  
    15.     private TabWidget tabWidget;  
    16.       
    17.     protected void onCreate(Bundle savedInstanceState) {  
    18.         super.onCreate(savedInstanceState);  
    19.         setContentView(R.layout.tab_content);  
    20.         th = this;  
    21.          tabHost = (TabHost) findViewById(android.R.id.tabhost);  
    22.          LayoutInflater.from(this).inflate(R.layout.main,tabHost.getTabContentView(),true);  
    23.          tabWidget = tabHost.getTabWidget();  
    24.          tabHost.addTab(tabHost.newTabSpec("tab1").setIndicator("Tab1",th.getResources().getDrawable(R.drawable.ic_menu_home_tab))  
    25.                   .setContent(new Intent(this, Tab1.class)));  
    26.          tabHost.addTab(tabHost.newTabSpec("tab2").setIndicator("Tab2",th.getResources().getDrawable(R.drawable.ic_menu_camera_tab))  
    27.                  .setContent(new Intent(this, Tab2.class)));  
    28.          tabHost.addTab(tabHost.newTabSpec("tab3").setIndicator("Tab3",th.getResources().getDrawable(R.drawable.ic_menu_search_tab))  
    29.                  .setContent(new Intent(this, Tab3.class)));  
    30.          tabHost.addTab(tabHost.newTabSpec("tab4").setIndicator("Tab4",th.getResources().getDrawable(R.drawable.ic_menu_upload_tab))  
    31.                  .setContent(new Intent(this, Tab4.class)));  
    32.          tabHost.addTab(tabHost.newTabSpec("tab5").setIndicator("Tab5",th.getResources().getDrawable(R.drawable.ic_menu_preferences_tab))  
    33.                  .setContent(new Intent(this, Tab5.class)));  
    34.           tabHost.setCurrentTab(0);  
    35.   
    36.         for (int i = 0; i < tabWidget.getChildCount(); i++) {  
    37.             /** 
    38.              * 此方法是为了去掉系统默认的色白的底角 
    39.              */  
    40.             tabHost.setPadding(tabHost.getPaddingLeft(), tabHost.getPaddingTop(), tabHost.getPaddingRight(), tabHost.getPaddingBottom() - 5);  
    41.             View v = tabWidget.getChildAt(i);  
    42.             //设置tab背景颜色  
    43.             v.setBackgroundResource(R.drawable.tab_indicator);  
    44.               
    45.             //设置tab中标题文字的颜色,不然默认为黑色  
    46.             XmlResourceParser xpp = getResources().getXml(R.color.tab_font_selector);   
    47.             try {  
    48.                 ColorStateList csl= ColorStateList.createFromXml(getResources(),xpp);  
    49.                 TextView tv = (TextView) tabWidget.getChildAt(i).findViewById(android.R.id.title);  
    50.                 tv.setTextColor(csl);  
    51.             } catch (Exception e){  
    52.                 e.printStackTrace();  
    53.             }  
    54.         }  
    55.     }  
    56. }  


    tab_indicator.xml: 
    Java代码  收藏代码
    1. <?xml version="1.0" encoding="utf-8"?>  
    2. <selector xmlns:android="http://schemas.android.com/apk/res/android">  
    3.     <!-- Non focused states -->  
    4.     <item android:state_focused="false" android:state_selected="false"  
    5.         android:state_pressed="false" android:drawable="@color/tab_unselected" />  
    6.     <item android:state_focused="false" android:state_selected="true"  
    7.         android:state_pressed="false" android:drawable="@color/tab_selected" />  
    8.   
    9.     <!-- Focused states -->  
    10.     <item android:state_focused="true" android:state_selected="false"  
    11.         android:state_pressed="false" android:drawable="@color/tab_focus" />  
    12.     <item android:state_focused="true" android:state_selected="true"  
    13.         android:state_pressed="false" android:drawable="@color/tab_focus" />  
    14.   
    15.     <!-- Pressed -->  
    16.     <item android:state_pressed="true" android:drawable="@color/tab_press" />  
    17. </selector>  


    tab_font_selector.xml: 
    Java代码  收藏代码
    1. <?xml version="1.0" encoding="utf-8"?>  
    2. <selector xmlns:android="http://schemas.android.com/apk/res/android">  
    3.     <!-- Non focused states -->  
    4.     <item android:state_focused="false" android:state_selected="false"  
    5.         android:state_pressed="false" android:color="@color/tab_font_unselected" />  
    6.     <item android:state_focused="false" android:state_selected="true"  
    7.         android:state_pressed="false" android:color="@color/tab_font_selected" />  
    8.   
    9.     <!-- Focused states -->  
    10.     <item android:state_focused="true" android:state_selected="false"  
    11.         android:state_pressed="false" android:color="@color/tab_font_focus" />  
    12.     <item android:state_focused="true" android:state_selected="true"  
    13.         android:state_pressed="false" android:color="@color/tab_font_focus" />  
    14.   
    15.     <!-- Pressed -->  
    16.     <item android:state_pressed="true" android:color="@color/tab_font_press" />  
    17. </selector>  


    colors.xml: 
    Java代码  收藏代码
    1. <?xml version="1.0" encoding="utf-8"?>  
    2. <resources>  
    3.   
    4.     <color name="tab_unselected">#ff000000</color>  
    5.     <color name="tab_selected">#ff383838</color>  
    6.     <color name="tab_focus">#ffff8000</color>  
    7.     <color name="tab_press">#ffe9a700</color>  
    8.   
    9.     <color name="tab_font_unselected">#ff888888</color>  
    10.     <color name="tab_font_selected">#ffffffff</color>  
    11.     <color name="tab_font_focus">#ffffffff</color>  
    12.     <color name="tab_font_press">#ff888888</color>  
    13.   
    14.     <color name="black">#FF000000</color>  
    15.     <color name="dkgray">#FF444444</color>  
    16.     <color name="gray">#FF888888</color>  
    17.     <color name="ltgray">#FFCCCCCC</color>  
    18.     <color name="white">#FFFFFFFF</color>  
    19.     <color name="red">#FFFF0000</color>  
    20.     <color name="green">#FF00FF00</color>  
    21.     <color name="blue">#FF0000FF</color>  
    22.     <color name="yellow">#FFFFFF00</color>  
    23.     <color name="cyan">#FF00FFFF</color>  
    24.     <color name="magenta">#FFFF00FF</color>  
    25.     <color name="transparent">#00000000</color>  
    26. </resources>  


    转自:http://www.cmd100.com/bbs/thread-156307-1-1.html
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  • 原文地址:https://www.cnblogs.com/firecode/p/2682319.html
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