gecko/mobile/android/base/DoorHanger.java
2012-06-12 09:53:44 -07:00

180 lines
5.7 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko;
import android.content.Context;
import android.text.SpannableString;
import android.text.method.LinkMovementMethod;
import android.text.style.ForegroundColorSpan;
import android.text.style.URLSpan;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.LinearLayout;
import android.widget.TextView;
import org.json.JSONObject;
import org.json.JSONException;
public class DoorHanger extends LinearLayout implements Button.OnClickListener {
private static final String LOGTAG = "DoorHanger";
private Context mContext;
private LinearLayout mChoicesLayout;
private TextView mTextView;
static private LayoutParams mLayoutParams;
public Tab mTab;
// value used to identify the notification
private String mValue;
// Optional checkbox added underneath message text
private CheckBox mCheckBox;
static private LayoutInflater mInflater;
private int mPersistence = 0;
private long mTimeout = 0;
public DoorHanger(Context aContext, String aValue) {
super(aContext);
mContext = aContext;
mValue = aValue;
setOrientation(VERTICAL);
setBackgroundResource(R.drawable.doorhanger_shadow_bg);
if (mInflater == null)
mInflater = LayoutInflater.from(mContext);
mInflater.inflate(R.layout.doorhanger, this);
hide();
mTextView = (TextView) findViewById(R.id.doorhanger_title);
mChoicesLayout = (LinearLayout) findViewById(R.id.doorhanger_choices);
if (mLayoutParams == null)
mLayoutParams = new LayoutParams(LayoutParams.FILL_PARENT,
LayoutParams.FILL_PARENT,
1.0f);
}
public void addButton(String aText, int aCallback) {
Button mButton = new Button(mContext);
mButton.setText(aText);
mButton.setTag(Integer.toString(aCallback));
mButton.setOnClickListener(this);
mChoicesLayout.addView(mButton, mLayoutParams);
}
public void onClick(View v) {
JSONObject response = new JSONObject();
try {
response.put("callback", v.getTag().toString());
// If the checkbox is being used, pass its value
if (mCheckBox != null)
response.put("checked", mCheckBox.isChecked());
} catch (JSONException ex) {
Log.e(LOGTAG, "Error creating onClick response: " + ex);
}
GeckoEvent e = GeckoEvent.createBroadcastEvent("Doorhanger:Reply", response.toString());
GeckoAppShell.sendEventToGecko(e);
mTab.removeDoorHanger(mValue);
// This will hide the doorhanger (and hide the popup if there are no
// more doorhangers to show)
((GeckoApp)mContext).updatePopups(mTab);
}
public void show() {
setVisibility(View.VISIBLE);
}
public void hide() {
setVisibility(View.GONE);
}
public boolean isVisible() {
return getVisibility() == View.VISIBLE;
}
public String getValue() {
return mValue;
}
public void setText(String aText) {
mTextView.setText(aText);
}
public Tab getTab() {
return mTab;
}
public void setTab(Tab tab) {
mTab = tab;
}
public void setOptions(JSONObject options) {
try {
mPersistence = options.getInt("persistence");
} catch (JSONException e) { }
try {
mTimeout = options.getLong("timeout");
} catch (JSONException e) { }
try {
JSONObject link = options.getJSONObject("link");
String title = mTextView.getText().toString();
String linkLabel = link.getString("label");
String linkUrl = link.getString("url");
SpannableString titleWithLink = new SpannableString(title + " " + linkLabel);
URLSpan linkSpan = new URLSpan(linkUrl) {
@Override
public void onClick(View view) {
GeckoApp.mAppContext.loadUrlInTab(this.getURL());
}
};
// prevent text outside the link from flashing when clicked
ForegroundColorSpan colorSpan = new ForegroundColorSpan(mTextView.getCurrentTextColor());
titleWithLink.setSpan(colorSpan, 0, title.length(), 0);
titleWithLink.setSpan(linkSpan, title.length() + 1, titleWithLink.length(), 0);
mTextView.setText(titleWithLink);
mTextView.setMovementMethod(LinkMovementMethod.getInstance());
} catch (JSONException e) { }
try {
String checkBoxText = options.getString("checkbox");
mCheckBox = (CheckBox) findViewById(R.id.doorhanger_checkbox);
mCheckBox.setText(checkBoxText);
mCheckBox.setVisibility(VISIBLE);
} catch (JSONException e) { }
}
// This method checks with persistence and timeout options to see if
// it's okay to remove a doorhanger.
public boolean shouldRemove() {
// If persistence is set to -1, the doorhanger will never be
// automatically removed.
if (mPersistence != 0) {
mPersistence--;
return false;
}
if (System.currentTimeMillis() <= mTimeout) {
return false;
}
return true;
}
}