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package com.example.helloword;import android.app.Activity;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.view.View.OnLongClickListener;import android.widget.Button;import android.widget.Toast;public class MainActivity extends Activity {    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        Button button = (Button) findViewById(R.id.mybutton);        button.setOnClickListener(new MyOnClickListener());    }        class MyOnClickListener implements OnClickListener{@Overridepublic void onClick(View arg0) {Toast.makeText(MainActivity.this, "µã»÷ÁË°´Å¥", Toast.LENGTH_SHORT).show();}    }        class MyonLongClickListener implements OnLongClickListener{@Overridepublic boolean onLongClick(View arg0) {Toast.makeText(MainActivity.this, "³¤°´ÁË°´Å¥", Toast.LENGTH_SHORT).show();return false;}        }}

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    /**     * Interface definition for a callback to be invoked when a view is clicked.     */    public interface OnClickListener {        /**         * Called when a view has been clicked.         *         * @param v The view that was clicked.         */        void onClick(View v);    }

Î Ò Ç À 'hangzhou' setOnClickListener · listener

    public void setOnClickListener(OnClickListener l) {        if (!isClickable()) {            setClickable(true);        }        getListenerInfo().mOnClickListener = l;    }

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    ListenerInfo getListenerInfo() {        if (mListenerInfo != null) {            return mListenerInfo;        }        mListenerInfo = new ListenerInfo();        return mListenerInfo;    }

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Button. h Î ä¼ þ

<Symbol · blank "http://www.bkjia.com/kf/ware/vc/" target = "_ blank" class = "keylink"> vcD48cHJlIGNsYXNzPQ = "brush: java;"> # import @ Class Button; // <> 'ú± í µ μ Ï öä³ öð {}é // â À ï à ± óúonclicklistener @ protocol ButtonDelegate // When «Button has been added to ó Ó '«μ Ý ø ¼ à Ì £ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% micro-(void) onClick :( Button *) btn; @ end @ protocol ButtonLongClickDelegate -(Void) onLongClick :( Button *) btn; @ end @ interface Button: NSObject // delegate Í í Ç ç° '{¥zäà à {{}}// id 'ú±íè {° OC {ó ó @ property (nonatomic, retain) id Delegate; @ property (nonatomic, retain) id LongClickDeleate; // ä£äzäâ {µí {μ Ó click · ←-(void) click; // ä£äâ ************longclick · standards-(void) longclick; @ endButton. m Î ä¼ þ

#import "Button.h"@implementation Button- (void)click {    //°´Å¥±»µã»÷ÁË£¬¾ÍÓ¦¸Ã֪ͨ¼àÌýÆ÷£¨ÕâÀïÊÇÄ£Ä⣠   //Èç¹ûonClick·½·¨±»ÊµÏÖ£¬µ÷ÓÃonClick·½·¨    if([_delegate respondsToSelector:@selector(onClick:)]){        [_delegate onClick:self];    }else{        NSLog(@"onClick¼àÌýÆ÷δʵÏÖ");    }}- (void)longClick {    //°´Å¥±»³¤°´£¨Ä£Äâϵͳ£    if([_delegate respondsToSelector:@selector(onClick:)]){        [_longClickDeleate onLongClick:self];    }else{        NSLog(@"longClick¼àÌýÆ÷δʵÏÖ");    }}- (void)dealloc {    [_delegate release];    [_longClickDeleate release];    [super dealloc];}@end

ButtonListener. h

#import 
 
  @protocol ButtonDelegate;//ʵÏÖ°´Å¥µã»÷ÐÒé@interface ButtonListener : NSObject 
  
   @end
  
 

ButtonListener. m

#import "ButtonListener.h"#import "Button.h"@implementation ButtonListener- (void)onClick:(Button *)btn {    NSLog(@"°´Å¥±»µã»÷ÁË");}@end

ButtonLongClickListener. h Î ä¼ listener

#import 
 
  //¶ÔÐÒé½øÐÐÌáÇ°ÉùÃ÷£¬¸ú@classµÄÓÃ;ÊÇÒ»ÑùµÄ@protocol ButtonLongClickDelegate;@interface ButtonLongClickListener : NSObject 
  
   @end
  
 

ButtonLongClickListener. m Ä ä¼ listener

#import "ButtonLongClickListener.h"#import "Button.h"@implementation ButtonLongClickListener- (void)onLongClick:(Button *)btn{    NSLog(@"°´Å¥±»³¤°´ÁË");}@end

Main. m Î ä¼ þ

#import 
 
  #import "Button.h"#import "ButtonListener.h"#import "ButtonLongClickListener.h"int main(int argc, const char * argv[]) {    @autoreleasepool {        //³õʼ»¯Ò»¸ö°´Å¥        Button *button = [[[Button alloc] init] autorelease];        //³õʼ»¯Ò»¸ö°´Å¥µÄ¼àÌýÆ÷        ButtonListener *listener = [[[ButtonListener alloc] init] autorelease];        //³õʼ»¯Ò»¸ö°´Å¥³¤°´¼àÌýÆ÷        ButtonLongClickListener *longClickListener =            [[[ButtonLongClickListener alloc] init] autorelease];        //ÉèÖð´Å¥µÄ¼àÌýÆ÷        button.delegate = listener;        //ÉèÖó¤°´°´Å¥¼àÌýÆ÷        button.longClickDeleate = longClickListener;        //µã»÷°´Å¥        [button click];        //³¤°´°´Å¥        [button longClick];    }    return 0;}
 

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13:52:35. 215 ProtocalTest [845: 82273] ° '00000000000000'» μ limit» maquá limit

13:52:35. 216 ProtocalTest [845: 82273] ° '000000000000000000000000000000000000000000'