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Java Android ImageView指向网站的链接_Java_Android_Eclipse - Fatal编程技术网

Java Android ImageView指向网站的链接

Java Android ImageView指向网站的链接,java,android,eclipse,Java,Android,Eclipse,我想要一个图像链接到一个网站。我知道这是可能的,但我对Java的知识非常基础。其余的应用程序已经完成,我只需要这个来完成它。 我已经添加了权限 <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_heigh

我想要一个图像链接到一个网站。我知道这是可能的,但我对Java的知识非常基础。其余的应用程序已经完成,我只需要这个来完成它。 我已经添加了权限

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
 >

<ImageView
    android:id="@+id/imageView1"
    android:layout_width="200dp"
    android:layout_height="200dp"
    android:layout_centerHorizontal="true"
    android:src="@drawable/uccw_skins_icon" />

<Button
    android:id="@+id/buttonRepairSkin"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_below="@id/imageView1"
    android:layout_centerHorizontal="true"
    android:layout_gravity="center|center_vertical"
    android:layout_marginTop="8dp"
    android:gravity="center|center_horizontal"
    android:text="@string/install_skin" />

<ImageView
    android:id="@+id/imageView2"
    android:layout_width="200dp"
    android:layout_height="71dp"
    android:layout_alignLeft="@+id/imageView1"
    android:layout_below="@+id/ad"
    android:layout_marginTop="35dp"
    android:src="@drawable/reclamebanners" />

   //load code while onCreate calls
</RelativeLayout>

//在onCreate调用时加载代码
这是MainActivity.java:

package penhoat.design.gs5free;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.Intent;
import android.content.res.AssetManager;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Environment;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Toast;

public class MainActivity extends Activity {

// change this to your apk skin name
private static final String UCCW_TEST_SKIN_APK = "gs5free.apk";



// Do not touch code that follows unless you know what you are doing
private Context context;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    context = this;
    setContentView(R.layout.main);
    findViewById(R.id.buttonRepairSkin).setOnClickListener(
            new OnClickListener() {

                @Override
                public void onClick(View v) {
                    showInstallableSkins();
                }

            });

}

private class RepairSkinAsyncTask extends AsyncTask<Void, Void, Void> {

    private ProgressDialog mDialog;

    @Override
    protected void onPreExecute() {
        mDialog = ProgressDialog.show(context, "", "Processing...", true);
    }

    @Override
    protected Void doInBackground(Void... nothing) {
        String SDCARD_MYAPK_APK = Environment.getExternalStorageDirectory()
                .getPath() + File.separator + "my_temporary_skin_apk.apk";
        deleteOldSkin(SDCARD_MYAPK_APK);
        saveSkinToSdCard(SDCARD_MYAPK_APK);
        startAppInstaller(SDCARD_MYAPK_APK);
        return null;
    }

    @Override
    protected void onPostExecute(Void result) {
        mDialog.dismiss();
        finish();
    }
}

/**
 * 
 */
private void showInstallableSkins() {
    if (isSDcardAvailable()) {
        new RepairSkinAsyncTask().execute();
    } else {
        Toast.makeText(this, "SD card not available", Toast.LENGTH_LONG)
                .show();
    }

}

private void deleteOldSkin(String pathToSkin) {
    File file = new File(pathToSkin);
    if (file.exists()) {
        file.delete();
    }
}

/**
 * @param assetManager
 * @param in
 * @param out
 * @param pathToSkin
 */
private void saveSkinToSdCard(String pathToSkin) {
    AssetManager assetManager = getAssets();

    InputStream in = null;
    OutputStream out = null;

    try {
        in = assetManager.open(UCCW_TEST_SKIN_APK);
        try {
            out = new FileOutputStream(pathToSkin);
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }

        byte[] buffer = new byte[1024];
        int read;
        while ((read = in.read(buffer)) != -1) {
            out.write(buffer, 0, read);
        }

        in.close();
        in = null;

        out.flush();

        out.close();

        out = null;
    } catch (IOException e) {
        e.printStackTrace();
    }
}

/**
 * @param pathToSkin
 */
private void startAppInstaller(String pathToSkin) {
    Intent intent = new Intent(Intent.ACTION_VIEW);
    intent.setDataAndType(Uri.fromFile(new File(pathToSkin)),
            "application/vnd.android.package-archive");
    startActivity(intent);
}

private boolean isSDcardAvailable() {
    String state = Environment.getExternalStorageState();
    return state.contentEquals(Environment.MEDIA_MOUNTED)
            || state.contentEquals(Environment.MEDIA_MOUNTED_READ_ONLY);
}
}
package penhoat.design.gs5free;
导入java.io.File;
导入java.io.FileNotFoundException;
导入java.io.FileOutputStream;
导入java.io.IOException;
导入java.io.InputStream;
导入java.io.OutputStream;
导入android.app.Activity;
导入android.app.ProgressDialog;
导入android.content.Context;
导入android.content.Intent;
导入android.content.res.AssetManager;
导入android.net.Uri;
导入android.os.AsyncTask;
导入android.os.Bundle;
导入android.os.Environment;
导入android.view.view;
导入android.view.view.OnClickListener;
导入android.widget.Toast;
公共类MainActivity扩展了活动{
//将此更改为您的apk皮肤名称
专用静态最终字符串UCCW_TEST_SKIN_APK=“gs5free.APK”;
//除非您知道自己在做什么,否则不要触摸下面的代码
私人语境;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
上下文=这个;
setContentView(R.layout.main);
findViewById(R.id.buttonRepairSkin).setOnClickListener(
新的OnClickListener(){
@凌驾
公共void onClick(视图v){
showInstallableSkins();
}
});
}
私有类RepairSkinAsyncTask扩展了AsyncTask{
私人住宅;
@凌驾
受保护的void onPreExecute(){
mDialog=ProgressDialog.show(上下文“,”处理…”,true);
}
@凌驾
受保护的Void doInBackground(Void…nothing){
字符串SDCARD\u MYAPK\u APK=Environment.getExternalStorageDirectory()
.getPath()+File.separator+“我的临时皮肤”\u apk.apk;
deleteOldSkin(SDCARD_MYAPK_APK);
saveSkinToSdCard(SDCARD\u MYAPK\u APK);
startAppInstaller(SDCARD_MYAPK_APK);
返回null;
}
@凌驾
受保护的void onPostExecute(void结果){
mDialog.discouse();
完成();
}
}
/**
* 
*/
私有void showInstallableSkins(){
如果(isSDcardAvailable()){
新建RepairSkinAsyncTask().execute();
}否则{
Toast.makeText(此“SD卡不可用”,Toast.LENGTH\u LONG)
.show();
}
}
私有void deleteOldSkin(字符串pathToSkin){
文件文件=新文件(pathToSkin);
if(file.exists()){
delete();
}
}
/**
*@param assetManager
*@param-in
*@param out
*@param pathToSkin
*/
私有void saveSkinToSdCard(字符串pathToSkin){
AssetManager AssetManager=getAssets();
InputStream in=null;
OutputStream out=null;
试一试{
in=资产管理器打开(UCCW\U测试\U皮肤\U APK);
试一试{
out=新文件输出流(pathToSkin);
}catch(filenotfounde异常){
e、 printStackTrace();
}
字节[]缓冲区=新字节[1024];
int-read;
while((read=in.read(buffer))!=-1){
输出。写入(缓冲区,0,读取);
}
in.close();
in=null;
out.flush();
out.close();
out=null;
}捕获(IOE异常){
e、 printStackTrace();
}
}
/**
*@param pathToSkin
*/
私有void startAppInstaller(字符串pathToSkin){
意向意向=新意向(意向.行动\视图);
intent.setDataAndType(Uri.fromFile(新文件(pathToSkin)),
“application/vnd.android.package归档文件”);
星触觉(意向);
}
私有布尔值isSDcardAvailable(){
String state=Environment.getExternalStorageState();
返回状态.contentEquals(Environment.MEDIA_-MOUNTED)
||state.contentEquals(Environment.MEDIA\u MOUNTED\u READ\u只读);
}
}

我尝试添加代码,我发现有人问过类似的问题,但正如我所说的,我几乎不懂java,其余的都是用xml做的。我的ImageView2必须链接到网站。

只需为imageview添加一个单击侦听器,然后粘贴以下行即可

Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://www.google.com"));
startActivity(browserIntent);
并添加internet权限

您可以执行以下操作:

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    context = this;
    setContentView(R.layout.main);
    findViewById(R.id.buttonRepairSkin).setOnClickListener(
            new OnClickListener() {

                @Override
                public void onClick(View v) {
                    showInstallableSkins();
                }

            });
    findViewById(R.id. imageView2).setOnClickListener(
        new OnClickListener() {
             @Override
             public void onClick(View v) {
                 Log.d(getClass().getSimpleName(), "in onClick");
                 Intent browserIntent = new Intent(Intent.ACTION_VIEW);
                 browserIntent.setData(Uri.parse(url_to_website));
                 startActivity(browserIntent);
             }

    });
}

请告诉我,我需要在Java代码中的什么地方添加这个。很抱歉,但每次我尝试时,我都会在活动代码的setContentView(R.layout.main)下面失败。如果您在运行应用程序时遇到编译问题或错误,请复制错误消息,以便我可以更好地指导您。你会到达那里的!;)问题:我在编译过程中没有错误,但是我在模拟器中测试了它,当我单击它时它什么也不做:/n您可以尝试将android:clickable=“true”添加到xml中的ImageView中。为了确保调用了onClickListener,在创建意图之前在onClick方法中添加一个日志,如:log.d(getClass().getSimpleName(),“in onClick”);并查看是否在您的日志中显示。`@Override protected void onCreate(Bundle savedInstanceState){super.onCreate(savedInstanceState);context=this;setContentView(R.layout.main);findViewById(R.id.imageView2)。setOnClickListener(new OnClickListener(){@Override public void onClick(View v){Intent browserIntent=newintent(Intent.ACTION_VIEW);browserIntent.setData(Uri.parse(“);startActivity(browserIntent);}}}`这就是我的.java现在我该如何添加它,在哪里?正如我所说的,我对java的知识非常基础