自定义UI模态对话框，自定义ui模态,模态对话框使用简单，可自

自定义UI模态对话框，自定义ui模态,模态对话框使用简单，可自

模态对话框

使用简单，可自定义布局，传递布局ID给构造函数即可

/* * To change this template, choose Tools | Templates * and open the template in the editor. */package 你的包名;import android.app.Activity;import android.app.Dialog;import android.os.Handler;import android.os.Looper;import android.os.Message;import android.view.View;import android.view.Window;import java.lang.reflect.Method;/** * * @author admin */public class ModalDialog extends Dialog{    boolean m_Exit_By_OK = false;//对话框返回方式    Handler m_Handler = null;//消息句柄    int m_nLayoutID = 0;//对话框布局ID    View m_View = null;//对话框视图    Activity m_owner = null;    public ModalDialog(Activity context, int nLayoutID )    {        super(context);        m_Exit_By_OK = false;        m_nLayoutID = nLayoutID;        m_owner = context;        setOwnerActivity(context);        requestWindowFeature(Window.FEATURE_NO_TITLE);        m_View = context.getLayoutInflater().inflate( nLayoutID, null );        setContentView( m_View );        onInitDialog();    }    //退回键按下响应    @Override    public void onBackPressed()    {        super.onBackPressed();        onCancel();    }    //对话框初始化    public void onInitDialog(){}    //显示模态对话框    public boolean doModal()    {        m_Handler = new Handler() {            @Override              public void handleMessage(Message mesg) {                  // process incoming messages here                //super.handleMessage(msg);                throw new RuntimeException();              }          };        super.show();        try {            Looper.getMainLooper().loop();        }        catch(RuntimeException e2)        {        }        return m_Exit_By_OK;    }    //退出对话框    public void onOk()    {        this.m_Exit_By_OK = true;        dismiss();        Message m = m_Handler.obtainMessage();        m_Handler.sendMessage(m);    }    //退出对话框    public void onCancel()    {        this.m_Exit_By_OK = false;        dismiss();        Message m = m_Handler.obtainMessage();        m_Handler.sendMessage(m);    }    ////////////////////////////////////////////////////////////////////////////    //设置视图文本    private boolean setViewText( View v, Object title )    {        String strTitle = title.toString();        if ( null == v ) return false;        if ( null == strTitle ) strTitle = "";        try        {            Class ownerClass = v.getClass();            Class[] argsClass = {CharSequence.class};            Method method = ownerClass.getMethod( "setText", argsClass );            Object[] args = { strTitle };            method.invoke( v, args );        }        catch ( Exception e )        {            return false;        }        return true;    }    //取得视图文本    private String getViewText( View v )    {        if ( null == v ) return null;        try        {            Class ownerClass = v.getClass();            Class[] argsClass = {};            Method method = ownerClass.getMethod( "getText", argsClass );            Object[] args = {};            return method.invoke( v, args ).toString();        }        catch ( Exception e )        {            return null;        }    }    ////////////////////////////////////////////////////////////////////////////    //标题控件方法    //取得资源    protected View getTitleCtrl( int nID )    {        return findViewById( nID );    }    //设置控件文本    protected String getTitleCtrlText( int nID )    {        View v = getTitleCtrl( nID );        return getViewText( v );    }    //设置控件标题    protected boolean setTitleCtrlText( int nID, Object title )    {        View v = getTitleCtrl( nID );        return setViewText( v, title );    }    ////////////////////////////////////////////////////////////////////////////    //对话框控件    //取得资源    protected View getCtrl( int nID )    {        return m_View.findViewById( nID );    }    //设置控件文本    protected String getCtrlText( int nID )    {        View v = getCtrl( nID );        return getViewText( v );    }    //设置控件文本    protected boolean setCtrlText( int nID, Object title )    {        View v = getCtrl( nID );        return setViewText( v, title );    }}//该片段来自于http://byrx.net