gecko-dev/mobile/android/base/widget/DoorHanger.java
Lucas Rocha 5647ce541f Bug 943915 - Move DoorHanger to the widget package (r=wesj)
--HG--
rename : mobile/android/base/DoorHanger.java => mobile/android/base/widget/DoorHanger.java
2013-12-12 00:28:13 +00:00

349 lines
12 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.widget;
import org.mozilla.gecko.R;
import org.mozilla.gecko.Tabs;
import org.mozilla.gecko.prompts.PromptInput;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Rect;
import android.os.Build;
import android.text.SpannableString;
import android.text.TextUtils;
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.view.ViewGroup;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.Spinner;
import android.widget.SpinnerAdapter;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.List;
public class DoorHanger extends LinearLayout {
private static final String LOGTAG = "GeckoDoorHanger";
private static int sInputPadding = -1;
private static int sSpinnerTextColor = -1;
private static int sSpinnerTextSize = -1;
private static LayoutParams sButtonParams;
static {
sButtonParams = new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT, 1.0f);
}
private final TextView mTextView;
private final ImageView mIcon;
private final LinearLayout mChoicesLayout;
// Divider between doorhangers.
private final View mDivider;
// The tab associated with this notification.
private final int mTabId;
// Value used to identify the notification.
private final String mValue;
private Resources mResources;
private List<PromptInput> mInputs;
private CheckBox mCheckBox;
private int mPersistence = 0;
private boolean mPersistWhileVisible = false;
private long mTimeout = 0;
// Color used for dividers above and between buttons.
private int mDividerColor;
public static enum Theme {
LIGHT,
DARK
}
public interface OnButtonClickListener {
public void onButtonClick(DoorHanger dh, String tag);
}
public DoorHanger(Context context, Theme theme) {
this(context, 0, null, theme);
}
public DoorHanger(Context context, int tabId, String value) {
this(context, tabId, value, Theme.LIGHT);
}
private DoorHanger(Context context, int tabId, String value, Theme theme) {
super(context);
mTabId = tabId;
mValue = value;
mResources = getResources();
if (sInputPadding == -1) {
sInputPadding = mResources.getDimensionPixelSize(R.dimen.doorhanger_padding);
}
if (sSpinnerTextColor == -1) {
sSpinnerTextColor = mResources.getColor(R.color.text_color_primary_disable_only);
}
if (sSpinnerTextSize == -1) {
sSpinnerTextSize = mResources.getDimensionPixelSize(R.dimen.doorhanger_spinner_textsize);
}
setOrientation(VERTICAL);
LayoutInflater.from(context).inflate(R.layout.doorhanger, this);
mTextView = (TextView) findViewById(R.id.doorhanger_title);
mIcon = (ImageView) findViewById(R.id.doorhanger_icon);
mChoicesLayout = (LinearLayout) findViewById(R.id.doorhanger_choices);
mDivider = findViewById(R.id.divider_doorhanger);
setTheme(theme);
}
private void setTheme(Theme theme) {
if (theme == Theme.LIGHT) {
// The default styles declared in doorhanger.xml are light-themed, so we just
// need to set the divider color that we'll use in addButton.
mDividerColor = mResources.getColor(R.color.doorhanger_divider_light);
} else if (theme == Theme.DARK) {
mDividerColor = mResources.getColor(R.color.doorhanger_divider_dark);
// Set a dark background, and use a smaller text size for dark-themed DoorHangers.
setBackgroundColor(mResources.getColor(R.color.doorhanger_background_dark));
mTextView.setTextSize(mResources.getDimension(R.dimen.doorhanger_textsize_small));
}
}
public int getTabId() {
return mTabId;
}
public String getValue() {
return mValue;
}
public List<PromptInput> getInputs() {
return mInputs;
}
public CheckBox getCheckBox() {
return mCheckBox;
}
public void showDivider() {
mDivider.setVisibility(View.VISIBLE);
}
public void hideDivider() {
mDivider.setVisibility(View.GONE);
}
public void setMessage(String message) {
mTextView.setText(message);
}
public void setIcon(int resId) {
mIcon.setImageResource(resId);
mIcon.setVisibility(View.VISIBLE);
}
public void addLink(String label, String url, String delimiter) {
String title = mTextView.getText().toString();
SpannableString titleWithLink = new SpannableString(title + delimiter + label);
URLSpan linkSpan = new URLSpan(url) {
@Override
public void onClick(View view) {
Tabs.getInstance().loadUrlInTab(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());
}
public void addButton(final String text, final String tag, final OnButtonClickListener listener) {
final Button button = (Button) LayoutInflater.from(getContext()).inflate(R.layout.doorhanger_button, null);
button.setText(text);
button.setTag(tag);
button.setOnClickListener(new Button.OnClickListener() {
@Override
public void onClick(View v) {
listener.onButtonClick(DoorHanger.this, tag);
}
});
if (mChoicesLayout.getChildCount() == 0) {
// If this is the first button we're adding, make the choices layout visible.
mChoicesLayout.setVisibility(View.VISIBLE);
// Make the divider above the buttons visible.
View divider = findViewById(R.id.divider_choices);
divider.setVisibility(View.VISIBLE);
divider.setBackgroundColor(mDividerColor);
} else {
// Add a vertical divider between additional buttons.
Divider divider = new Divider(getContext(), null);
divider.setOrientation(Divider.Orientation.VERTICAL);
divider.setBackgroundColor(mDividerColor);
mChoicesLayout.addView(divider);
}
mChoicesLayout.addView(button, sButtonParams);
}
public void setOptions(final JSONObject options) {
final int persistence = options.optInt("persistence");
if (persistence > 0) {
mPersistence = persistence;
}
mPersistWhileVisible = options.optBoolean("persistWhileVisible");
final long timeout = options.optLong("timeout");
if (timeout > 0) {
mTimeout = timeout;
}
final JSONObject link = options.optJSONObject("link");
if (link != null) {
try {
final String linkLabel = link.getString("label");
final String linkUrl = link.getString("url");
addLink(linkLabel, linkUrl, " ");
} catch (JSONException e) { }
}
final JSONArray inputs = options.optJSONArray("inputs");
if (inputs != null) {
mInputs = new ArrayList<PromptInput>();
final ViewGroup group = (ViewGroup) findViewById(R.id.doorhanger_inputs);
group.setVisibility(VISIBLE);
for (int i = 0; i < inputs.length(); i++) {
try {
PromptInput input = PromptInput.getInput(inputs.getJSONObject(i));
mInputs.add(input);
View v = input.getView(getContext());
styleInput(input, v);
group.addView(v);
} catch(JSONException ex) { }
}
}
final String checkBoxText = options.optString("checkbox");
if (!TextUtils.isEmpty(checkBoxText)) {
mCheckBox = (CheckBox) findViewById(R.id.doorhanger_checkbox);
mCheckBox.setText(checkBoxText);
mCheckBox.setVisibility(VISIBLE);
}
}
private void styleInput(PromptInput input, View view) {
if (input instanceof PromptInput.MenulistInput) {
styleSpinner(input, view);
} else {
// add some top and bottom padding to separate inputs
view.setPadding(0, sInputPadding,
0, sInputPadding);
}
}
private void styleSpinner(PromptInput input, View view) {
PromptInput.MenulistInput spinInput = (PromptInput.MenulistInput) input;
/* Spinners have some intrinsic padding. To force the spinner's text to line up with
* the doorhanger text, we have to take that padding into account.
*
* |-----A-------| <-- Normal doorhanger message
* |-B-|---C+D---| <-- (optional) Spinner Label
* |-B-|-C-|--D--| <-- Spinner
*
* A - Desired padding (sInputPadding)
* B - Final padding applied to input element (sInputPadding - rect.left - textPadding).
* C - Spinner background drawable padding (rect.left).
* D - Spinner inner TextView padding (textPadding).
*/
// First get the padding of the selected view inside the spinner. Since the spinner
// hasn't been shown yet, we get this view directly from the adapter.
Spinner spinner = spinInput.spinner;
SpinnerAdapter adapter = spinner.getAdapter();
View dropView = adapter.getView(0, null, spinner);
int textPadding = 0;
if (dropView != null) {
textPadding = dropView.getPaddingLeft();
}
// Then get the intrinsic padding built into the background image of the spinner.
Rect rect = new Rect();
spinner.getBackground().getPadding(rect);
// Set the difference in padding to the spinner view to align it with doorhanger text.
view.setPadding(sInputPadding - rect.left - textPadding, 0, rect.right, sInputPadding);
if (spinInput.textView != null) {
spinInput.textView.setTextColor(sSpinnerTextColor);
spinInput.textView.setTextSize(sSpinnerTextSize);
// If this spinner has a label, offset it to also be aligned with the doorhanger text.
spinInput.textView.setPadding(rect.left + textPadding, 0, 0, 0);
}
}
/*
* Checks with persistence and timeout options to see if it's okay to remove a doorhanger.
*
* @param isShowing Whether or not this doorhanger is currently visible to the user.
* (e.g. the DoorHanger view might be VISIBLE, but its parent could be hidden)
*/
public boolean shouldRemove(boolean isShowing) {
if (mPersistWhileVisible && 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;
}
}