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使用APP時常希望使用者可以到Google Market上進行APP的評分。
這時候可以選擇onCreate時跳出視窗讓使用者點選，或者在APP中建構一個按鈕讓使用者按下跳轉去評分，以下紀錄是寫一個按鈕來承接事件，跳轉Google market去評分。
主要是使用 intent 方式，然後要取用 package name 才能對應到正確的 google market 位置:
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| Button googleMarket; | |
| googleMarket = findViewById(R.id.googleMarket); | |
| googleMarket.setOnClickListener(new View.OnClickListener() { | |
| public void onClick(View v) { | |
| Intent intent = new Intent(Intent.ACTION_VIEW); | |
| intent.setData(Uri.parse("market://details?id=" + getPackageName())); | |
| if (intent.resolveActivity(getPackageManager()) != null) { | |
| startActivity(intent); | |
| } else { | |
| intent.setData(Uri.parse("https://play.google.com/store/apps/details?id=" + getPackageName())); | |
| if (intent.resolveActivity(getPackageManager()) != null) { | |
| startActivity(intent); | |
| } else { | |
| Toast.makeText(getApplicationContext(), "你沒有安裝應用市場或瀏覽器", Toast.LENGTH_SHORT).show(); | |
| } | |
| } | |
| } | |
| }); |
打完收工。
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