93 lines
2.8 KiB
Java
93 lines
2.8 KiB
Java
/*
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* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
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* For more information, please, contact se.solovyev@gmail.com
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* or visit http://se.solovyev.org
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*/
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package org.solovyev.android;
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import android.app.Activity;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.PackageManager;
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import android.view.Gravity;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.TabHost;
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import android.widget.TextView;
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import org.jetbrains.annotations.NotNull;
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/**
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* User: serso
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* Date: 12/21/11
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* Time: 11:54 PM
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*/
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public final class AndroidUtils {
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// not intended for instantiation
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private AndroidUtils() {
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throw new AssertionError();
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}
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public static void centerAndWrapTabsFor(@NotNull TabHost tabHost) {
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int tabCount = tabHost.getTabWidget().getTabCount();
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for (int i = 0; i < tabCount; i++) {
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final View view = tabHost.getTabWidget().getChildTabViewAt(i);
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if ( view != null ) {
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if (view.getLayoutParams().height > 0) {
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// reduce height of the tab
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view.getLayoutParams().height *= 0.8;
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}
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// get title text view
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final View textView = view.findViewById(android.R.id.title);
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if ( textView instanceof TextView) {
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// just in case check the type
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// center text
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((TextView) textView).setGravity(Gravity.CENTER);
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// wrap text
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((TextView) textView).setSingleLine(false);
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// explicitly set layout parameters
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textView.getLayoutParams().height = ViewGroup.LayoutParams.FILL_PARENT;
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textView.getLayoutParams().width = ViewGroup.LayoutParams.WRAP_CONTENT;
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}
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}
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}
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}
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public static void addTab(@NotNull Context context,
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@NotNull TabHost tabHost,
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@NotNull String tabId,
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int tabCaptionId,
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@NotNull Class<? extends Activity> activityClass) {
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TabHost.TabSpec spec;
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final Intent intent = new Intent().setClass(context, activityClass);
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// Initialize a TabSpec for each tab and add it to the TabHost
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spec = tabHost.newTabSpec(tabId).setIndicator(context.getString(tabCaptionId)).setContent(intent);
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tabHost.addTab(spec);
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}
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/**
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* @param context context
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* @param appPackageName - full name of the package of an app, 'com.example.app' for example.
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* @return version number we are currently in
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*/
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public static int getAppVersionCode(@NotNull Context context, @NotNull String appPackageName) {
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try {
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return context.getPackageManager().getPackageInfo(appPackageName, 0).versionCode;
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} catch (PackageManager.NameNotFoundException e) {
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// App not installed!
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}
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return -1;
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}
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}
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