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我想用ImageView和一個按鈕創建一個對話框。我添加和運行的ImageView,但是我無法在對話框中添加的按鈕,該按鈕不顯示。 我該怎麼辦?帶有Button和ImageView的對話框?
這裏我怎麼試。
XML
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<ImageView
android:id="@+id/ivCustomDialog"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:padding="0dp"
android:scaleType="centerCrop"
/>
<Button
android:id="@+id/btnProsseguir"
android:layout_width="100px"
android:layout_height="wrap_content"
android:background="@drawable/resp_prosseguir"
android:layout_marginTop="5dp"
android:layout_marginRight="5dp"
android:layout_below="@+id/ivCustomDialog"
/>
</RelativeLayout>
//活動
private void showDialog(final RespostaPergunta resposta){
final Dialog dialog = new Dialog(getView().getContext());
dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
dialog.getWindow().setBackgroundDrawable(new ColorDrawable(android.graphics.Color.TRANSPARENT));
dialog.getWindow().setFlags(LayoutParams.FLAG_FULLSCREEN, LayoutParams.FLAG_FULLSCREEN);
dialog.setContentView(R.layout.custom_dialog);
dialog.getWindow().setLayout(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT);
ImageView ivCustomDialog = (ImageView) dialog.findViewById(R.id.ivCustomDialog);
Button dialogButton = (Button) dialog.findViewById(R.id.btnProsseguir);
dialogButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
FragmentTransaction ft;
Fragment frag = new InicioFrag();
if(resposta.getValor() == 1){
frag = new SalaInternaFrag();
ft = getFragmentManager().beginTransaction();
ft.replace(R.id.fl, frag);
ft.addToBackStack("back");
ft.commit();
}else{
frag = new InicioFrag();
ft = getFragmentManager().beginTransaction();
ft.replace(R.id.fl, frag);
ft.addToBackStack("back");
ft.commit();
}
dialog.dismiss();
}
});
if(resposta.getValor() == 1){
ivCustomDialog.setImageResource(R.drawable.resp_correto);
}else{
ivCustomDialog.setImageResource(R.drawable.resp_errado);
}
dialog.show();
}
將'RelativeLayout'的'height'改爲'wrap_content' – 2014-12-03 20:34:46
我改變了,但不行! – FernandoPaiva 2014-12-03 20:41:51
該按鈕沒有顯示?或按鈕點擊不起作用? – Rami 2014-12-03 20:52:46