ProgressDialogHandler.java
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package com.huaheng.mmsrf.https;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.os.Handler;
import android.os.Message;
import com.huaheng.mmsrf.R;
import com.huaheng.mmsrf.https.ProgressCancelListener;
public class ProgressDialogHandler extends Handler {
public static final int SHOW_PROGRESS_DIALOG = 1;
public static final int DISMISS_PROGRESS_DIALOG = 2;
private ProgressDialog pd;
private Context context;
private ProgressCancelListener mListener;
private boolean cancelable;
public ProgressDialogHandler(Context context, ProgressCancelListener mListener, boolean cancelable) {
super();
this.context = context;
this.mListener = mListener;
this.cancelable = cancelable;
}
private void initProgressDialog() {
if (pd == null) {
pd = new ProgressDialog(context);
pd.setCancelable(cancelable);
pd.setMessage(context.getString(R.string.loading));
if (cancelable) {
pd.setOnCancelListener(new DialogInterface.OnCancelListener() {
@Override
public void onCancel(DialogInterface dialogInterface) {
mListener.onCancelProgress();
}
});
}
if (!pd.isShowing()) {
pd.show();
}
}
}
private void dismissProgressDialog() {
if (pd != null) {
pd.dismiss();
pd = null;
}
}
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case SHOW_PROGRESS_DIALOG:
initProgressDialog();
break;
case DISMISS_PROGRESS_DIALOG:
dismissProgressDialog();
break;
}
}
}