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/*
* Copyright (C) 2008 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 com.android.browser;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.os.Bundle;
import android.preference.EditTextPreference;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.Toast;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;
import android.util.AttributeSet;
public class BrowserHomepagePreference extends EditTextPreference {
private String mCurrentPage;
private AlertDialog mSetHomepageTo;
public BrowserHomepagePreference(Context context, AttributeSet attrs,
int defStyle) {
super(context, attrs, defStyle);
createSetHomepageToDialog();
}
public BrowserHomepagePreference(Context context, AttributeSet attrs) {
super(context, attrs);
createSetHomepageToDialog();
}
public BrowserHomepagePreference(Context context) {
super(context);
createSetHomepageToDialog();
}
@Override
protected void onAddEditTextToDialogView(View dialogView,
EditText editText) {
super.onAddEditTextToDialogView(dialogView, editText);
// Now the EditText has a parent. Add a button to set to the current
// page.
ViewGroup parent = (ViewGroup) editText.getParent();
Button button = new Button(getContext());
button.setText(R.string.pref_set_homepage_to);
button.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
mSetHomepageTo.show();
}
});
if (parent instanceof LinearLayout) {
((LinearLayout) parent).setGravity(Gravity.CENTER_HORIZONTAL);
}
parent.addView(button, ViewGroup.LayoutParams.WRAP_CONTENT,
ViewGroup.LayoutParams.WRAP_CONTENT);
}
private void createSetHomepageToDialog() {
Context context = getContext();
CharSequence[] setToChoices = new CharSequence[] {
context.getText(R.string.pref_use_current),
context.getText(R.string.pref_use_blank),
context.getText(R.string.pref_use_default),
};
AlertDialog.Builder builder = new AlertDialog.Builder(context);
builder.setTitle(R.string.pref_set_homepage_to);
builder.setItems(setToChoices, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
if (which == 0) {
getEditText().setText(mCurrentPage);
} else if (which == 1) {
getEditText().setText("about:blank");
} else if (which == 2) {
getEditText().setText(BrowserSettings
.getFactoryResetHomeUrl(getContext()));
}
}
});
mSetHomepageTo = builder.create();
}
@Override
protected void onDialogClosed(boolean positiveResult) {
if (positiveResult) {
String url = getEditText().getText().toString();
if (!BrowserActivity.ACCEPTED_URI_SCHEMA.matcher(url).matches()) {
int colon = url.indexOf(':');
int space = url.indexOf(' ');
if (colon == -1 && space == -1 && url.length() > 0) {
// if no colon, no space, add "http://" to make it a url
getEditText().setText("http://" + url);
} else {
// show an error toast and change the positiveResult to
// false so that the bad url will not override the old url
Toast.makeText(getContext(), R.string.bookmark_url_not_valid,
Toast.LENGTH_SHORT).show();
positiveResult = false;
}
}
}
super.onDialogClosed(positiveResult);
}
/**
* Set the current page of the browser.
* @param currentPage This String will replace the text in the EditText
* when the user clicks the "Use current page" button.
*/
public void setCurrentPage(String currentPage) {
mCurrentPage = currentPage;
}
@Override
protected void showDialog(Bundle state) {
super.showDialog(state);
// The dialog has its width set to wrap_content. Change it to
// match_parent so there is more room to type in a url.
Window window = getDialog().getWindow();
View decorView = window.getDecorView();
WindowManager.LayoutParams params
= (WindowManager.LayoutParams) decorView.getLayoutParams();
params.width = ViewGroup.LayoutParams.MATCH_PARENT;
window.getWindowManager().updateViewLayout(decorView, params);
}
}
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