mirror of
https://github.com/nextcloud/android.git
synced 2024-11-28 10:18:59 +03:00
preserve drawer state on screen rotation and resumes, move color calculation code to utils class
This commit is contained in:
Andy Scherzinger
parent
f32493c6f1
commit
0f8f714645
2 changed files with 148 additions and 130 deletions
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@ -7,7 +7,6 @@ import android.accounts.AccountManagerFuture;
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import android.accounts.OperationCanceledException;
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import android.content.Intent;
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import android.content.res.Configuration;
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import android.graphics.Color;
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import android.os.Bundle;
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import android.support.design.widget.NavigationView;
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import android.support.v4.view.GravityCompat;
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@ -30,49 +29,71 @@ import com.owncloud.android.lib.resources.status.OCCapability;
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import com.owncloud.android.ui.TextDrawable;
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import com.owncloud.android.utils.BitmapUtils;
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import java.io.UnsupportedEncodingException;
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import java.math.BigInteger;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Locale;
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/**
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* Base class to handle setup of the drawer implementation.
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*/
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public abstract class DrawerActivity extends ToolbarActivity {
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private static final String TAG = DrawerActivity.class.getSimpleName();
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private static final String KEY_IS_ACCOUNT_CHOOSER_ACTIVE = "IS_ACCOUNT_CHOOSER_ACTIVE";
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// Navigation Drawer
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/**
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* Reference to the drawer layout.
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*/
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private DrawerLayout mDrawerLayout;
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/**
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* Reference to the drawer toggle.
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*/
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private ActionBarDrawerToggle mDrawerToggle;
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/**
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* Reference to the navigation view.
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*/
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private NavigationView mNavigationView;
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/**
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* Reference to the account chooser toogle.
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*/
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private ImageView mAccountChooserToggle;
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/** OwnCloud {@link Account} where the main {@link OCFile} handled by the activity is located.*/
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/**
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* ownCloud {@link Account} where the main {@link OCFile} handled by the activity is located.
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*/
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private Account mCurrentAccount;
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/**
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* Flag to signal if the account chooser is active.
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*/
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private boolean mIsAccountChooserActive;
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/** Flag to signal that the activity will is finishing to enforce the creation of an ownCloud
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* {@link Account} */
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/**
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* Flag to signal that the activity will is finishing to enforce the creation of an ownCloud {@link Account}.
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*/
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private boolean mRedirectingToSetupAccount = false;
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/** Flag to signal when the value of mAccount was set */
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/**
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* Flag to signal when the value of mAccount was set.
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*/
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protected boolean mAccountWasSet;
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/** Flag to signal when the value of mAccount was restored from a saved state */
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/**
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* Flag to signal when the value of mAccount was restored from a saved state.
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*/
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protected boolean mAccountWasRestored;
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/** Capabilites of the server where {@link #mCurrentAccount} lives */
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/**
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* Capabilites of the server where {@link #mCurrentAccount} lives.
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*/
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private OCCapability mCapabilities;
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/** Access point to the cached database for the current ownCloud {@link Account} */
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/**
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* Access point to the cached database for the current ownCloud {@link Account}.
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*/
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private FileDataStorageManager mStorageManager = null;
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/**
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* Initializes the drawer and its content. This method needs to be called after the content view has been set.
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* Initializes the drawer and its content.
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* This method needs to be called after the content view has been set.
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*/
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protected void setupDrawer() {
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mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
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@ -93,52 +114,15 @@ public abstract class DrawerActivity extends ToolbarActivity {
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});
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}
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// TODO re-enable when "Accounts" is available in Navigation Drawer
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// // load Account in the Drawer Title
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// // User-Icon
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// ImageView userIcon = (ImageView) navigationDrawerLayout.findViewById(R.id.drawer_userIcon);
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// userIcon.setImageResource(DisplayUtils.getSeasonalIconId());
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//
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// // Username
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// TextView username = (TextView) navigationDrawerLayout.findViewById(R.id.drawer_username);
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// Account account = AccountUtils.getCurrentOwnCloudAccount(getApplicationContext());
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//
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// if (account != null) {
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// int lastAtPos = account.name.lastIndexOf("@");
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// username.setText(account.name.substring(0, lastAtPos));
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// }
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/*
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// Display username in drawer
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setUsernameInDrawer(navigationDrawerLayout, AccountUtils.getCurrentOwnCloudAccount(getApplicationContext()));
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// load slide menu items
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mDrawerTitles = getResources().getStringArray(R.array.drawer_items);
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// nav drawer content description from resources
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mDrawerContentDescriptions = getResources().
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getStringArray(R.array.drawer_content_descriptions);
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// nav drawer items
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mDrawerItems = new ArrayList<NavigationDrawerItem>();
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// adding nav drawer items to array
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// TODO re-enable when "Accounts" is available in Navigation Drawer
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// Accounts
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// mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[0],
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// mDrawerContentDescriptions[0]));
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// All Files
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mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[0], mDrawerContentDescriptions[0],
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R.drawable.ic_folder_open));
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// TODO Enable when "On Device" is recovered
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// On Device
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//mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[2],
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// mDrawerContentDescriptions[2]));
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*/
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mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, R.string.drawer_open, R.string.drawer_close) {
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/** Called when a drawer has settled in a completely closed state. */
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public void onDrawerClosed(View view) {
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super.onDrawerClosed(view);
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// standard behavior of drawer is to switch to the standard menu on closing
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if (mIsAccountChooserActive) {
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toggleAccountList();
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}
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updateActionBarTitleAndHomeButton(null);
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invalidateOptionsMenu();
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}
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@ -151,10 +135,7 @@ public abstract class DrawerActivity extends ToolbarActivity {
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invalidateOptionsMenu();
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}
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};
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/*
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// Set the list's click listener
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mDrawerList.setOnItemClickListener(new DrawerItemClickListener());
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*/
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// Set the drawer toggle as the DrawerListener
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mDrawerLayout.setDrawerListener(mDrawerToggle);
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mDrawerToggle.setDrawerIndicatorEnabled(false);
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@ -203,9 +184,13 @@ public abstract class DrawerActivity extends ToolbarActivity {
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}
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});
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// hide accounts
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// handle correct state
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if (mIsAccountChooserActive) {
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mNavigationView.getMenu().setGroupVisible(R.id.drawer_menu_accounts, true);
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} else {
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mNavigationView.getMenu().setGroupVisible(R.id.drawer_menu_accounts, false);
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}
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}
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/**
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* checks if the drawer exists and is opened.
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@ -281,7 +266,7 @@ public abstract class DrawerActivity extends ToolbarActivity {
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// add all accounts to list
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for (int i = 0; i < accounts.length; i++) {
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try {
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int[] rgb = calculateRGB(accounts[i].name);
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int[] rgb = BitmapUtils.calculateRGB(accounts[i].name);
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TextDrawable icon = new TextDrawable(accounts[i].name.substring(0, 1).toUpperCase()
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, rgb[0], rgb[1], rgb[2]);
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mNavigationView.getMenu().add(R.id.drawer_menu_accounts, Menu.NONE, 0, accounts[i].name).setIcon(icon);
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@ -293,26 +278,7 @@ public abstract class DrawerActivity extends ToolbarActivity {
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}
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// adding sets menu group back to visible, so safety check and setting invisible
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if (!mIsAccountChooserActive) {
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mNavigationView.getMenu().setGroupVisible(R.id.drawer_menu_accounts, false);
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}
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}
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private int[] calculateRGB(String accountName) throws UnsupportedEncodingException, NoSuchAlgorithmException {
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// using adapted algorithm from /core/js/placeholder.js:50
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int lastAtPos = accountName.lastIndexOf("@");
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String username = accountName.substring(0, lastAtPos);
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byte[] seed = username.getBytes("UTF-8");
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MessageDigest md = MessageDigest.getInstance("MD5");
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// Integer seedMd5Int = Math.abs(new String(Hex.encodeHex(seedMd5))
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// .hashCode());
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Integer seedMd5Int = String.format(Locale.ROOT, "%032x",
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new BigInteger(1, md.digest(seed))).hashCode();
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double maxRange = Integer.MAX_VALUE;
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float hue = (float) (seedMd5Int / maxRange * 360);
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return BitmapUtils.HSLtoRGB(hue, 90.0f, 65.0f, 1.0f);
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showMenu();
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}
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/**
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@ -348,38 +314,67 @@ public abstract class DrawerActivity extends ToolbarActivity {
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int lastAtPos = accountName.lastIndexOf("@");
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username.setText(accountName.substring(0, lastAtPos));
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ImageView usericon = (ImageView) ((NavigationView) findViewById(R.id.nav_view))
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ImageView userIcon = (ImageView) ((NavigationView) findViewById(R.id.nav_view))
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.getHeaderView(0).findViewById(R.id.drawer_usericon);
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try {
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int[] rgb = calculateRGB(accountName);
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int[] rgb = BitmapUtils.calculateRGB(accountName);
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TextDrawable icon = new TextDrawable(
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accountName.substring(0, 1).toUpperCase(), rgb[0], rgb[1], rgb[2]);
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usericon.setImageDrawable(icon);
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userIcon.setImageDrawable(icon);
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} catch (Exception e) {
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Log_OC.e(TAG, "Error calculating RGB value for active account icon.", e);
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usericon.setImageResource(R.drawable.ic_account_circle);
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userIcon.setImageResource(R.drawable.ic_account_circle);
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}
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}
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}
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/**
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* Toggle between drawer menu and account list.
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* Toggle between standard menu and account list including saving the state.
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*/
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private void toggleAccountList() {
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if (mIsAccountChooserActive) {
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// TODO close accounts list and display drawer menu again
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mAccountChooserToggle.setImageResource(R.drawable.ic_down);
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mNavigationView.getMenu().setGroupVisible(R.id.drawer_menu_accounts, false);
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mNavigationView.getMenu().setGroupVisible(R.id.drawer_menu_standard, true);
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mIsAccountChooserActive = !mIsAccountChooserActive;
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showMenu();
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}
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} else {
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// TODO show accounts list
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/**
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* depending on the #mIsAccountChooserActive flag shows the account chooser or the standard menu.
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*/
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private void showMenu() {
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if (mIsAccountChooserActive) {
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mAccountChooserToggle.setImageResource(R.drawable.ic_up);
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mNavigationView.getMenu().setGroupVisible(R.id.drawer_menu_accounts, true);
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mNavigationView.getMenu().setGroupVisible(R.id.drawer_menu_standard, false);
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} else {
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mAccountChooserToggle.setImageResource(R.drawable.ic_down);
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mNavigationView.getMenu().setGroupVisible(R.id.drawer_menu_accounts, false);
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mNavigationView.getMenu().setGroupVisible(R.id.drawer_menu_standard, true);
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}
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}
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mIsAccountChooserActive = !mIsAccountChooserActive;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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if (savedInstanceState != null) {
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mIsAccountChooserActive = savedInstanceState.getBoolean(KEY_IS_ACCOUNT_CHOOSER_ACTIVE, false);
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}
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}
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@Override
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protected void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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outState.putBoolean(KEY_IS_ACCOUNT_CHOOSER_ACTIVE, mIsAccountChooserActive);
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}
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@Override
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public void onRestoreInstanceState(Bundle savedInstanceState) {
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super.onRestoreInstanceState(savedInstanceState);
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mIsAccountChooserActive = savedInstanceState.getBoolean(KEY_IS_ACCOUNT_CHOOSER_ACTIVE, false);
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// (re-)setup drawer state
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showMenu();
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}
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@Override
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@ -431,9 +426,9 @@ public abstract class DrawerActivity extends ToolbarActivity {
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/**
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* Sets and validates the ownCloud {@link Account} associated to the Activity.
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*
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* <p/>
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* If not valid, tries to swap it for other valid and existing ownCloud {@link Account}.
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*
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* <p/>
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* POSTCONDITION: updates {@link #mAccountWasSet} and {@link #mAccountWasRestored}.
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*
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* @param account New {@link Account} to set.
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@ -454,13 +449,12 @@ public abstract class DrawerActivity extends ToolbarActivity {
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}
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}
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/**
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* Tries to swap the current ownCloud {@link Account} for other valid and existing.
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*
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* <p/>
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* If no valid ownCloud {@link Account} exists, the the user is requested
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* to create a new ownCloud {@link Account}.
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*
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* <p/>
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* POSTCONDITION: updates {@link #mAccountWasSet} and {@link #mAccountWasRestored}.
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*/
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protected void swapToDefaultAccount() {
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@ -480,9 +474,8 @@ public abstract class DrawerActivity extends ToolbarActivity {
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}
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}
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/**
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* Launches the account creation activity. To use when no ownCloud account is available
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* Launches the account creation activity. To use when no ownCloud account is available.
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*/
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private void createFirstAccount() {
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AccountManager am = AccountManager.get(getApplicationContext());
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@ -498,7 +491,7 @@ public abstract class DrawerActivity extends ToolbarActivity {
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/**
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* Helper class handling a callback from the {@link AccountManager} after the creation of
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* a new ownCloud {@link Account} finished, successfully or not.
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*
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* <p/>
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* At this moment, only called after the creation of the first account.
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*/
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public class AccountCreationCallback implements AccountManagerCallback<Bundle> {
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@ -535,14 +528,13 @@ public abstract class DrawerActivity extends ToolbarActivity {
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/**
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* Called when the ownCloud {@link Account} associated to the Activity was just updated.
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*
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* <p/>
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* Child classes must grant that state depending on the {@link Account} is updated.
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*/
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protected void onAccountSet(boolean stateWasRecovered) {
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if (getAccount() != null) {
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mStorageManager = new FileDataStorageManager(getAccount(), getContentResolver());
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mCapabilities = mStorageManager.getCapability(mCurrentAccount.name);
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} else {
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Log_OC.wtf(TAG, "onAccountChanged was called with NULL account associated!");
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}
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@ -552,7 +544,6 @@ public abstract class DrawerActivity extends ToolbarActivity {
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mCurrentAccount = account;
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}
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/**
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* Getter for the capabilities of the server where the current OC account lives.
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*
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@ -563,7 +554,6 @@ public abstract class DrawerActivity extends ToolbarActivity {
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return mCapabilities;
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}
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/**
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* Getter for the ownCloud {@link Account} where the main {@link OCFile} handled by the activity
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* is located.
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@ -30,6 +30,11 @@ import android.net.Uri;
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import android.webkit.MimeTypeMap;
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import java.io.File;
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import java.io.UnsupportedEncodingException;
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import java.math.BigInteger;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.util.Locale;
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/**
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* Utility class with methods for decoding Bitmaps.
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@ -267,4 +272,27 @@ public class BitmapUtils {
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return (mimeType != null && mimeType.startsWith("image/"));
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}
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/**
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* calculates the RGB value based on a given account name.
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*
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* @param accountName The account name
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* @return corresponding RGB color
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* @throws UnsupportedEncodingException if the charset is not supported
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* @throws NoSuchAlgorithmException if the specified algorithm is not available
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*/
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public static int[] calculateRGB(String accountName) throws UnsupportedEncodingException, NoSuchAlgorithmException {
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// using adapted algorithm from /core/js/placeholder.js:50
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int lastAtPos = accountName.lastIndexOf("@");
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String username = accountName.substring(0, lastAtPos);
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byte[] seed = username.getBytes("UTF-8");
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MessageDigest md = MessageDigest.getInstance("MD5");
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// Integer seedMd5Int = Math.abs(new String(Hex.encodeHex(seedMd5)).hashCode());
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Integer seedMd5Int = String.format(Locale.ROOT, "%032x",
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new BigInteger(1, md.digest(seed))).hashCode();
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double maxRange = Integer.MAX_VALUE;
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float hue = (float) (seedMd5Int / maxRange * 360);
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return BitmapUtils.HSLtoRGB(hue, 90.0f, 65.0f, 1.0f);
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}
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}
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