dialog和spinner实例

package mars.activity; import java.text.NumberFormat; import android.app.AlertDialog; import android.content.Context; import android.graphics.drawable.Drawable; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.text.Spannable; import android.text.SpannableString; import android.text.style.StyleSpan; import android.view.LayoutInflater; import android.view.View; import android.widget.ProgressBar; import android.widget.TextView; public class CustomDialog extends AlertDialog { public static final int STYLE_SPINNER = 0; public static final int STYLE_HORIZONTAL = 1; private ProgressBar mProgress; private TextView mMessageView; private int mProgressStyle = STYLE_SPINNER; private TextView mProgressNumber; private String mProgressNumberFormat; private TextView mProgressPercent; private NumberFormat mProgressPercentFormat; private int mMax; private int mProgressVal; private int mSecondaryProgressVal; private int mIncrementBy; private int mIncrementSecondaryBy; private Drawable mProgressDrawable; private Drawable mIndeterminateDrawable; private CharSequence mMessage; private boolean mIndeterminate; private boolean mHasStarted; private Handler mViewUpdateHandler; public CustomDialog(Context context) { super(context); } public CustomDialog(Context context, int theme) { super(context, theme); } public static CustomDialog show(Context context, CharSequence title, CharSequence message) { return show(context, title, message, false); } public static CustomDialog show(Context context, CharSequence title, CharSequence message, boolean indeterminate) { return show(context, title, message, indeterminate, false, null); } public static CustomDialog show(Context context, CharSequence title, CharSequence message, boolean indeterminate, boolean cancelable) { return show(context, title, message, indeterminate, cancelable, null); } public static CustomDialog show(Context context, CharSequence title, CharSequence message, boolean indeterminate, boolean cancelable, OnCancelListener cancelListener) { CustomDialog dialog = new CustomDialog(context); dialog.setTitle(title); dialog.setMessage(message); dialog.setIndeterminate(indeterminate); dialog.setCancelable(cancelable); dialog.setOnCancelListener(cancelListener); dialog.show(); return dialog; } @Override protected void onCreate(Bundle savedInstanceState) { LayoutInflater inflater = LayoutInflater.from(getContext()); if (mProgressStyle == STYLE_HORIZONTAL) { mViewUpdateHandler = new Handler() { @Override public void handleMessage(Message msg) { super.handleMessage(msg); /* Update the number and percent */ int progress = mProgress.getProgress(); int max = mProgress.getMax(); double percent = (double) progress / (double) max; String format = mProgressNumberFormat; mProgressNumber.setText(String.format(format, progress, max)); SpannableString tmp = new SpannableString(mProgressPercentFormat.format(percent)); tmp.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), 0, tmp.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); mProgressPercent.setText(tmp); } }; View view = inflater.inflate(R.layout.calert_dialog_progress, null); mProgress = (ProgressBar) view.findViewById(R.id.progress); mProgressNumber = (TextView) view.findViewById(R.id.progress_number); mProgressNumberFormat = "%d/%d"; mProgressPercent = (TextView) view.findViewById(R.id.progress_percent); mProgressPercentFormat = NumberFormat.getPercentInstance(); mProgressPercentFormat.setMaximumFractionDigits(0); mMessageView.setText("ff"); setView(view); } else { View view = inflater.inflate(R.layout.cprogress_dialog, null); mProgress = (ProgressBar) view.findViewById(R.id.progress); mMessageView = (TextView) view.findViewById(R.id.message); mMessageView.setText("sss"); setView(view); } if (mMax > 0) { setMax(mMax); } if (mProgressVal > 0) { setProgress(mProgressVal); } if (mSecondaryProgressVal > 0) { setSecondaryProgress(mSecondaryProgressVal); } if (mIncrementBy > 0) { incrementProgressBy(mIncrementBy); } if (mIncrementSecondaryBy > 0) { incrementSecondaryProgressBy(mIncrementSecondaryBy); } if (mProgressDrawable != null) { setProgressDrawable(mProgressDrawable); } if (mIndeterminateDrawable != null) { setIndeterminateDrawable(mIndeterminateDrawable); } if (mMessage != null) { setMessage(mMessage); } setIndeterminate(mIndeterminate); onProgressChanged(); super.onCreate(savedInstanceState); } @Override public void onStart() { super.onStart(); mHasStarted = true; } @Override protected void onStop() { super.onStop(); mHasStarted = false; } public void setProgress(int value) { if (mHasStarted) { mProgress.setProgress(value); onProgressChanged(); } else { mProgressVal = value; } } public void setSecondaryProgress(int secondaryProgress) { if (mProgress != null) { mProgress.setSecondaryProgress(secondaryProgress); onProgressChanged(); } else { mSecondaryProgressVal = secondaryProgress; } } public int getProgress() { if (mProgress != null) { return mProgress.getProgress(); } return mProgressVal; } public int getSecondaryProgress() { if (mProgress != null) { return mProgress.getSecondaryProgress(); } return mSecondaryProgressVal; } public int getMax() { if (mProgress != null) { return mProgress.getMax(); } return mMax; } public void setMax(int max) { if (mProgress != null) { mProgress.setMax(max); onProgressChanged(); } else { mMax = max; } } public void incrementProgressBy(int diff) { if (mProgress != null) { mProgress.incrementProgressBy(diff); onProgressChanged(); } else { mIncrementBy += diff; } } public void incrementSecondaryProgressBy(int diff) { if (mProgress != null) { mProgress.incrementSecondaryProgressBy(diff); onProgressChanged(); } else { mIncrementSecondaryBy += diff; } } public void setProgressDrawable(Drawable d) { if (mProgress != null) { mProgress.setProgressDrawable(d); } else { mProgressDrawable = d; } } public void setIndeterminateDrawable(Drawable d) { if (mProgress != null) { mProgress.setIndeterminateDrawable(d); } else { mIndeterminateDrawable = d; } } public void s