Android涓瑿ontextMenu鏄竴绉嶇敤鎴风晫闈㈢粍浠讹紝鐢ㄤ簬鍦ㄩ暱鎸夎鍥炬椂鏄剧ず涓婁笅鏂囨搷浣滆彍鍗曘€備笅闈㈡槸浣跨敤ContextMenu鐨勫熀鏈楠わ細

1. 鍦ㄤ綘鐨凙ctivity鎴朏ragment涓紝閲嶅啓onCreateContextMenu()鏂规硶锛岀敤浜庡垱寤篊ontextMenu鐨勮彍鍗曢」銆備緥濡傦細

@Override
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
    super.onCreateContextMenu(menu, v, menuInfo);
    getMenuInflater().inflate(R.menu.context_menu, menu);
}

2. 鍒涘缓涓€涓彍鍗曡祫婧愭枃浠讹紙XML锛夛紝鐢ㄤ簬瀹氫箟ContextMenu鐨勮彍鍗曢」銆備緥濡傦紝鍒涘缓涓€涓悕涓篶ontext_menu.xml鐨勬枃浠讹紝濡備笅鎵€绀猴細

<menu xmlns:android="http://schemas.android.com/apk/res/android">
    <item
        android:id="@+id/menu_item1"
        android:title="鑿滃崟椤?" />
    <item
        android:id="@+id/menu_item2"
        android:title="鑿滃崟椤?" />
</menu>

3. 鍦ㄤ綘鐨勮鍥句腑娉ㄥ唽ContextMenu銆備緥濡傦紝濡傛灉浣犳兂鍦ㄤ竴涓猅extView涓婃樉绀篊ontextMenu锛屼綘鍙互鍦╫nCreate()鏂规硶涓坊鍔犱互涓嬩唬鐮侊細

TextView textView = findViewById(R.id.text_view);
registerForContextMenu(textView);

4. 鍦ㄤ綘鐨凙ctivity鎴朏ragment涓紝閲嶅啓onContextItemSelected()鏂规硶锛岀敤浜庡鐞嗙敤鎴烽€夋嫨鐨凜ontextMenu鑿滃崟椤广€備緥濡傦細

@Override
public boolean onContextItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case R.id.menu_item1:
            // 澶勭悊鑿滃崟椤?鐨勯€昏緫
            return true;
        case R.id.menu_item2:
            // 澶勭悊鑿滃崟椤?鐨勯€昏緫
            return true;
        default:
            return super.onContextItemSelected(item);
    }
}

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