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Updated showing-hiding action bar

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This commit is contained in:
Denis 2015-01-12 16:29:59 +02:00
parent fa08fa7d5b
commit 331fef2df8
3 changed files with 102 additions and 49 deletions
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18
OsmAnd/res/layout/dashboard.xml
View file

@ -1,9 +1,9 @@
<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/main_scroll"
android:background="@color/dashboard_background" >
<net.osmand.plus.dashboard.NotifyingScrollView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/main_scroll"
android:background="@color/dashboard_background">
<LinearLayout
android:layout_width="match_parent"
@ -11,16 +11,16 @@
android:orientation="vertical">
<fragment
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/mapFragment"
android:layout_marginRight="-3dp"
android:layout_marginLeft="-3dp"
android:layout_marginTop="-3dp"
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/mapFragment"
android:name="net.osmand.plus.dashboard.DashMapFragment"
android:layout_width="match_parent"
android:layout_height="wrap_content"/>
<LinearLayout
<LinearLayout
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent"
@ -98,4 +98,4 @@
</LinearLayout>
</LinearLayout>
</ScrollView>
</net.osmand.plus.dashboard.NotifyingScrollView>

88
OsmAnd/src/net/osmand/plus/activities/MainMenuActivity.java
View file

@ -6,6 +6,7 @@ import java.lang.ref.WeakReference;
import java.util.List;
import java.util.Random;
import android.graphics.drawable.Drawable;
import android.support.v4.view.MenuItemCompat;
import android.support.v7.app.ActionBar;
import android.view.*;
@ -17,10 +18,7 @@ import net.osmand.plus.OsmandApplication;
import net.osmand.plus.R;
import net.osmand.plus.Version;
import net.osmand.plus.base.BasicProgressAsyncTask;
import net.osmand.plus.dashboard.DashDownloadMapsFragment;
import net.osmand.plus.dashboard.DashErrorFragment;
import net.osmand.plus.dashboard.DashFavoritesFragment;
import net.osmand.plus.dashboard.DashUpdatesFragment;
import net.osmand.plus.dashboard.*;
import net.osmand.plus.download.BaseDownloadActivity;
import net.osmand.plus.download.DownloadActivity;
import net.osmand.plus.download.IndexItem;
@ -70,6 +68,42 @@ public class MainMenuActivity extends BaseDownloadActivity implements OsmAndLoca
private static final int SETTINGS_ID = 1;
private static final int EXIT_ID = 2;
private Drawable actionBarBackground;
FloatingActionButton fabButton;
private NotifyingScrollView.OnScrollChangedListener onScrollChangedListener = new NotifyingScrollView.OnScrollChangedListener() {
public void onScrollChanged(ScrollView who, int l, int t, int oldl, int oldt) {
//making background of actionbar transparent with scroll
final int imageHeight = findViewById(R.id.map_image).getMeasuredHeight();
final int headerHeight = imageHeight - getSupportActionBar().getHeight();
final float ratio = (float) Math.min(Math.max(t, 0), headerHeight) / headerHeight;
final int newAlpha = 255 - (int) (ratio * 255);
if (imageHeight < t){
//hiding action bar - showing floating button
getSupportActionBar().hide();
fabButton.showFloatingActionButton();
} else if (!getSupportActionBar().isShowing()) {
getSupportActionBar().show();
fabButton.hideFloatingActionButton();
}
actionBarBackground.setAlpha(newAlpha);
}
};
private Drawable.Callback mDrawableCallback = new Drawable.Callback() {
@Override
public void invalidateDrawable(Drawable who) {
getSupportActionBar().setBackgroundDrawable(who);
}
@Override
public void scheduleDrawable(Drawable who, Runnable what, long when) {
}
@Override
public void unscheduleDrawable(Drawable who, Runnable what) {
}
};
@Override
public void onPause() {
@ -99,15 +133,19 @@ public class MainMenuActivity extends BaseDownloadActivity implements OsmAndLoca
setContentView(R.layout.dashboard);
String textVersion = Version.getFullVersion(getMyApplication());
if (textVersion.indexOf("#") != -1) {
if (textVersion.contains("#")) {
textVersion = textVersion.substring(0, textVersion.indexOf("#") + 1);
}
ActionBar actionBar = getSupportActionBar();
actionBar.setTitle(textVersion);
actionBar.setIcon(android.R.color.transparent);
actionBar.setBackgroundDrawable(new ColorDrawable(Color.argb(128, 0, 0, 0)));
//ColorDrawable color = new ColorDrawable(getResources().getColor(R.color.actionbar_color));
//getSupportActionBar().setBackgroundDrawable(color);
actionBarBackground = new ColorDrawable(Color.argb(180, 0, 0, 0));
actionBar.setBackgroundDrawable(actionBarBackground);
((NotifyingScrollView)findViewById(R.id.main_scroll)).setOnScrollChangedListener(onScrollChangedListener);
//setting up callback for drawable on actionbar for old android
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) {
actionBarBackground.setCallback(mDrawableCallback);
}
boolean firstTime = initApp(this, getMyApplication());
if (getMyApplication().getAppCustomization().checkExceptionsOnStart()) {
@ -116,7 +154,7 @@ public class MainMenuActivity extends BaseDownloadActivity implements OsmAndLoca
setupContributionVersion();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
final FloatingActionButton fabButton = new FloatingActionButton.Builder(this)
fabButton = new FloatingActionButton.Builder(this)
.withDrawable(getResources().getDrawable(R.drawable.ic_action_map))
.withButtonColor(Color.parseColor("#ff8f00"))
.withGravity(Gravity.BOTTOM | Gravity.RIGHT)
@ -128,38 +166,8 @@ public class MainMenuActivity extends BaseDownloadActivity implements OsmAndLoca
startMapActivity();
}
});
final ScrollView mainScroll = (ScrollView) findViewById(R.id.main_scroll);
if (mainScroll == null){
return;
}
mainScroll.getViewTreeObserver().addOnScrollChangedListener(new ViewTreeObserver.OnScrollChangedListener() {
private int previousScroll = 0;
@Override
public void onScrollChanged() {
int scrollY = mainScroll.getScrollY();
if (previousScroll == scrollY || mainScroll.getChildCount() == 0){
return;
}
if (scrollY > previousScroll && previousScroll >= 0){
if (!fabButton.isHidden() ){
fabButton.hideFloatingActionButton();
}
} else {
int layoutHeight = mainScroll.getChildAt(0).getMeasuredHeight();
int scrollHeight = scrollY + mainScroll.getHeight();
//scroll can actually be more than entire layout height
if (fabButton.isHidden() && scrollHeight < layoutHeight){
fabButton.showFloatingActionButton();
}
}
previousScroll = scrollY;
}
});
}
fabButton.hideFloatingActionButton();
getLocationProvider().addCompassListener(this);
getLocationProvider().registerOrUnregisterCompassListener(true);
}

45
OsmAnd/src/net/osmand/plus/dashboard/NotifyingScrollView.java Normal file
View file

@ -0,0 +1,45 @@
package net.osmand.plus.dashboard;
import android.content.Context;
import android.util.AttributeSet;
import android.widget.ScrollView;
/**
* @author Cyril Mottier
*/
public class NotifyingScrollView extends ScrollView {
/**
* @author Cyril Mottier
*/
public interface OnScrollChangedListener {
void onScrollChanged(ScrollView who, int l, int t, int oldl, int oldt);
}
private OnScrollChangedListener mOnScrollChangedListener;
public NotifyingScrollView(Context context) {
super(context);
}
public NotifyingScrollView(Context context, AttributeSet attrs) {
super(context, attrs);
}
public NotifyingScrollView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
@Override
protected void onScrollChanged(int l, int t, int oldl, int oldt) {
super.onScrollChanged(l, t, oldl, oldt);
if (mOnScrollChangedListener != null) {
mOnScrollChangedListener.onScrollChanged(this, l, t, oldl, oldt);
}
}
public void setOnScrollChangedListener(OnScrollChangedListener listener) {
mOnScrollChangedListener = listener;
}
}