gecko/mobile/android/base/DoorHanger.java

198 lines
6.7 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 org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
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;
public class DoorHanger extends LinearLayout implements Button.OnClickListener {
private static final String LOGTAG = "GeckoDoorHanger";
private GeckoApp mActivity;
// The popup that holds this doorhanger
private DoorHangerPopup mPopup;
private LinearLayout mChoicesLayout;
private TextView mTextView;
// LayoutParams used for adding button layouts
static private LayoutParams mLayoutParams;
private final int mTabId;
// Value used to identify the notification
private final String mValue;
// Optional checkbox added underneath message text
private CheckBox mCheckBox;
private int mPersistence = 0;
private boolean mPersistWhileVisible = false;
private long mTimeout = 0;
DoorHanger(GeckoApp aActivity, DoorHangerPopup aPopup, int aTabId, String aValue) {
super(aActivity);
mActivity = aActivity;
mPopup = aPopup;
mTabId = aTabId;
mValue = aValue;
}
int getTabId() {
return mTabId;
}
String getValue() {
return mValue;
}
// Postpone stuff that needs to be done on the main thread
void init(String message, JSONArray buttons, JSONObject options) {
setOrientation(VERTICAL);
setBackgroundResource(R.drawable.doorhanger_shadow_bg);
LayoutInflater.from(mActivity).inflate(R.layout.doorhanger, this);
setVisibility(View.GONE);
mTextView = (TextView) findViewById(R.id.doorhanger_title);
mTextView.setText(message);
mChoicesLayout = (LinearLayout) findViewById(R.id.doorhanger_choices);
// Set the doorhanger text and buttons
for (int i = 0; i < buttons.length(); i++) {
try {
JSONObject buttonObject = buttons.getJSONObject(i);
String label = buttonObject.getString("label");
int callBackId = buttonObject.getInt("callback");
addButton(label, callBackId);
} catch (JSONException e) {
Log.e(LOGTAG, "Error creating doorhanger button", e);
}
}
// Enable the button layout if we have buttons.
if (buttons.length() > 0) {
mChoicesLayout.setVisibility(LinearLayout.VISIBLE);
}
setOptions(options);
}
private void addButton(String aText, int aCallback) {
if (mLayoutParams == null)
mLayoutParams = new LayoutParams(LayoutParams.FILL_PARENT,
LayoutParams.FILL_PARENT,
1.0f);
Button mButton = new Button(mActivity);
mButton.setText(aText);
mButton.setTag(Integer.toString(aCallback));
mButton.setOnClickListener(this);
mChoicesLayout.addView(mButton, mLayoutParams);
}
@Override
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 e) {
Log.e(LOGTAG, "Error creating onClick response", e);
}
GeckoEvent e = GeckoEvent.createBroadcastEvent("Doorhanger:Reply", response.toString());
GeckoAppShell.sendEventToGecko(e);
mPopup.removeDoorHanger(this);
// This will hide the doorhanger (and hide the popup if there are no
// more doorhangers to show)
mPopup.updatePopup();
}
private void setOptions(JSONObject options) {
try {
mPersistence = options.getInt("persistence");
} catch (JSONException e) { }
try {
mPersistWhileVisible = options.getBoolean("persistWhileVisible");
} 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) {
Tabs.getInstance().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.
boolean shouldRemove() {
if (mPersistWhileVisible && mPopup.isShowing()) {
// We still want to decrement mPersistence, even if the popup is showing
if (mPersistence != 0)
mPersistence--;
return false;
}
// 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;
}
}