auto import from //depot/cupcake/@135843

1 files changed, 301 insertions, 0 deletions

diff --git a/core/java/android/app/ProgressDialog.java b/core/java/android/app/ProgressDialog.java
new file mode 100644
index 000000000000..c87e3982b7ba
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+++ b/core/java/android/app/ProgressDialog.java
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+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.app;
+
+import android.content.Context;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Message;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.ProgressBar;
+import android.widget.TextView;
+
+import com.android.internal.R;
+
+import java.text.NumberFormat;
+
+/**
+ * <p>A dialog showing a progress indicator and an optional text message or view.
+ * Only a text message or a view can be used at the same time.</p>
+ * <p>The dialog can be made cancelable on back key press.</p>
+ * <p>The progress range is 0..10000.</p>
+ */
+public class ProgressDialog extends AlertDialog {
+    
+    /** Creates a ProgressDialog with a ciruclar, spinning progress
+     * bar. This is the default.
+     */
+    public static final int STYLE_SPINNER = 0;
+    
+    /** Creates a ProgressDialog with a horizontal progress bar.
+     */
+    public static final int STYLE_HORIZONTAL = 1;
+    
+    private ProgressBar mProgress;
+    private TextView mMessageView;
+    
+    private int mProgressStyle = STYLE_SPINNER;
+    private TextView mProgressNumber;
+    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 ProgressDialog(Context context) {
+        this(context, com.android.internal.R.style.Theme_Dialog_Alert);
+    }
+
+    public ProgressDialog(Context context, int theme) {
+        super(context, theme);
+    }
+
+    public static ProgressDialog show(Context context, CharSequence title,
+            CharSequence message) {
+        return show(context, title, message, false);
+    }
+
+    public static ProgressDialog show(Context context, CharSequence title,
+            CharSequence message, boolean indeterminate) {
+        return show(context, title, message, indeterminate, false, null);
+    }
+
+    public static ProgressDialog show(Context context, CharSequence title,
+            CharSequence message, boolean indeterminate, boolean cancelable) {
+        return show(context, title, message, indeterminate, cancelable, null);
+    }
+
+    public static ProgressDialog show(Context context, CharSequence title,
+            CharSequence message, boolean indeterminate,
+            boolean cancelable, OnCancelListener cancelListener) {
+        ProgressDialog dialog = new ProgressDialog(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(mContext);
+        if (mProgressStyle == STYLE_HORIZONTAL) {
+            
+            /* Use a separate handler to update the text views as they
+             * must be updated on the same thread that created them.
+             */
+            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;
+                    mProgressNumber.setText(progress + "/" + max);
+                    mProgressPercent.setText(mProgressPercentFormat.format(percent));
+                }
+            };
+            View view = inflater.inflate(R.layout.alert_dialog_progress, null);
+            mProgress = (ProgressBar) view.findViewById(R.id.progress);
+            mProgressNumber = (TextView) view.findViewById(R.id.progress_number);
+            mProgressPercent = (TextView) view.findViewById(R.id.progress_percent);
+            mProgressPercentFormat = NumberFormat.getPercentInstance();
+            mProgressPercentFormat.setMaximumFractionDigits(0);
+            setView(view);
+        } else {
+            View view = inflater.inflate(R.layout.progress_dialog, null);
+            mProgress = (ProgressBar) view.findViewById(R.id.progress);
+            mMessageView = (TextView) view.findViewById(R.id.message);
+            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 setIndeterminate(boolean indeterminate) {
+        if (mProgress != null) {
+            mProgress.setIndeterminate(indeterminate);
+        } else {
+            mIndeterminate = indeterminate;
+        }
+    }
+
+    public boolean isIndeterminate() {
+        if (mProgress != null) {
+            return mProgress.isIndeterminate();
+        }
+        return mIndeterminate;
+    }
+    
+    @Override
+    public void setMessage(CharSequence message) {
+        if (mProgress != null) {
+            if (mProgressStyle == STYLE_HORIZONTAL) {
+                super.setMessage(message);
+            } else {
+                mMessageView.setText(message);
+            }
+        } else {
+            mMessage = message;
+        }
+    }
+    
+    public void setProgressStyle(int style) {
+        mProgressStyle = style;
+    }
+
+    private void onProgressChanged() {
+        if (mProgressStyle == STYLE_HORIZONTAL) {
+            mViewUpdateHandler.sendEmptyMessage(0);
+        }
+    }
+}