Solve the overlapping problem of views in some versions of android tabhost

Package com. anyjoys. view. component;

Import android. app. TabActivity;

Import android. content. Intent;

Import android. graphics. drawable. Drawable;

Import android. OS. Bundle;

Import android. view. View;

Import android. widget. FrameLayout;

Import android. widget. ImageView;

Import android. widget. TabHost;

Import android. widget. TabHost. OnTabChangeListener;

Import android. widget. TabWidget;

Import android. widget. TextView;

Import com. anyjoys. R;

/**

* The basic Tab layout class includes (bottom menu and top menu management)

*

* @ Author summer

*

*/

Public class TabLayoutActivity extends TabActivity {

Private TabHost mTabHost;

Private TextView textview_unread;

Private View lastView; // record the last display View

Public TabHost getmTabHost (){

Return mTabHost;

}

Private View view1;

Public View getView1 (){

Return view1;

}

@ Override

Public void onCreate (Bundle savedInstanceState ){

Super. onCreate (savedInstanceState );

SetContentView (R. layout. tabhost );

This. mTabHost = (TabHost) findViewById (android. R. id. tabhost );

This. mTabHost. setOnTabChangedListener (new OnTabChangeListener (){

@ Override

Public void onTabChanged (String tabId ){

If (lastView! = Null)

LastView. setVisibility (View. GONE );

FrameLayout frameLayout = mTabHost. getTabContentView ();

FrameLayout. setVisibility (View. VISIBLE );

LastView = frameLayout;

}

});

}

/**

* Fill in the bottom menu and note that all parameters correspond one to one.

*

* @ Param menu_id

* Preset menu ID

* @ Param top_icon_resid

* Menu icon resource file Array

* @ Param str_resid

* Menu text resource file Array

* @ Param intent

* Define intent

*/

Public void setBottomMenuAndIntent (int [] menu_id, int [] top_icon_resid,

Int [] str_resid, Intent [] intent ){

If (null! = MTabHost ){

For (int j = 0; j <menu_id.length; j ++ ){

View1 = View. inflate (TabLayoutActivity. this, R. layout. tab,

Null); // menu button layout File

(ImageView) view1.findViewById (R. id. tab_imageview_icon ))

. SetImageResource (top_icon_resid [j]);

(TextView) view1.findViewById (R. id. tab_textview_title ))

. SetText (str_resid [j]);

View1.setBackgroundResource (R. drawable. bottom_btn_bg );

/* Initialization intent */

MTabHost. addTab (buildTabSpec (menu_id [j] + "", view1,

Intent [j]);

}

}

}

/**

* Hide the bottom?

*

* @ Param isvisibility

*/

Public void hideBottomMenu (boolean isvisibility ){

If (isvisibility ){

This. mTabHost. getTabWidget (). setVisibility (View. GONE );

} Else {

This. mTabHost. getTabWidget (). setVisibility (View. VISIBLE );

}

}

/**

* Set the background image at the bottom.

*/

Public void setTabBackground (int bg_resid ){

This. mTabHost. getTabWidget (). setBackgroundResource (bg_resid );

}

/**

* Initialize the tab

*

* @ Param tag

* @ Param view

* @ Param content

* @ Return

*/

Private TabHost. TabSpec buildTabSpec (String tag, View view,

Final Intent content ){

Return mTabHost. newTabSpec (tag). setIndicator (view)

. SetContent (content );

}

/**

* Start intent

*

* @ Param menu_id

*/

Public void startIabIntent (int menu_id ){

This. mTabHost. setCurrentTabByTag (menu_id + "");

}

/**

* You must construct a menu before calling this method. Otherwise, it will not be displayed.

* Message display in menu options

* @ Param postion: select the display menu position. If it is greater than the menu item, the default value is 0.

* @ Param bgimgres: the background icon of the message. Optional values: 0.

* @ Param num: Display quantity

*/

Public void setTipStr (int postion, int bgimgres, int num ){

TabWidget tab = getmTabHost (). getTabWidget ();

Int count = tab. getChildCount ();

If (count> 0 ){

Postion = postion> count? 0: postion-1;

View menuview = tab. getChildAt (postion );

Textview_unread = (TextView) menuview. findViewById (R. id. tab_textview_unread );

Textview_unread.setVisibility (View. VISIBLE );

If (bgimgres! = 0 ){

If (getResources (). getDrawable (bgimgres) instanceof Drawable ){

Textview_unread.setBackgroundResource (bgimgres );

}

}

Textview_unread.setText (num + "");

}

}

/**

* Hide menu messages

* @ Param postion if it is greater than the menu item, the default value is 0.

*/

Public void hideTipStr (int postion ){

TabWidget tab = getmTabHost (). getTabWidget ();

Int count = tab. getChildCount ();

If (count> 0 ){

Postion = postion> count? 0: postion-1;

View menuview = tab. getChildAt (postion );

Textview_unread = (TextView) menuview. findViewById (R. id. tab_textview_unread );

Textview_unread.setVisibility (View. GONE );

}

}

}