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Add light system bars #9

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158 changes: 104 additions & 54 deletions application/ApplicationChrome.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -33,27 +33,55 @@ public enum States {
private const uint DEFAULT_BACKGROUND_COLOR = 0xff000000;

#if USE_ANDROID

// Original Android flags
private const int VIEW_SYSTEM_UI_FLAG_VISIBLE = 0; // Added in API 14 (Android 4.0.x): Status bar visible (the default)
private const int VIEW_SYSTEM_UI_FLAG_LOW_PROFILE = 1; // Added in API 14 (Android 4.0.x): Low profile for games, book readers, and video players; the status bar and/or navigation icons are dimmed out (if visible)
private const int VIEW_SYSTEM_UI_FLAG_HIDE_NAVIGATION = 2; // Added in API 14 (Android 4.0.x): Hides all navigation. Cleared when theres any user interaction.
private const int VIEW_SYSTEM_UI_FLAG_FULLSCREEN = 4; // Added in API 16 (Android 4.1.x): Hides status bar. Does nothing in Unity (already hidden if "status bar hidden" is checked)
private const int VIEW_SYSTEM_UI_FLAG_LAYOUT_STABLE = 256; // Added in API 16 (Android 4.1.x): ?
private const int VIEW_SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION = 512; // Added in API 16 (Android 4.1.x): like HIDE_NAVIGATION, but for layouts? it causes the layout to be drawn like that, even if the whole view isn't (to avoid artifacts in animation)
private const int VIEW_SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN = 1024; // Added in API 16 (Android 4.1.x): like FULLSCREEN, but for layouts? it causes the layout to be drawn like that, even if the whole view isn't (to avoid artifacts in animation)
private const int VIEW_SYSTEM_UI_FLAG_IMMERSIVE = 2048; // Added in API 19 (Android 4.4): like HIDE_NAVIGATION, but interactive (it's a modifier for HIDE_NAVIGATION, needs to be used with it)
private const int VIEW_SYSTEM_UI_FLAG_IMMERSIVE_STICKY = 4096; // Added in API 19 (Android 4.4): tells that HIDE_NAVIGATION and FULSCREEN are interactive (also just a modifier)

// Added in API 14 (Android 4.0.x): Status bar visible (the default)
private const int VIEW_SYSTEM_UI_FLAG_VISIBLE = 0;
// Added in API 14 (Android 4.0.x): Low profile for games, book readers,
// and video players; the status bar and/or navigation icons are dimmed out (if visible)
private const int VIEW_SYSTEM_UI_FLAG_LOW_PROFILE = 1;
// Added in API 14 (Android 4.0.x): Hides all navigation. Cleared when theres any user interaction.
private const int VIEW_SYSTEM_UI_FLAG_HIDE_NAVIGATION = 2;
// Added in API 16 (Android 4.1.x): Hides status bar.
// Does nothing in Unity (already hidden if "status bar hidden" is checked)
private const int VIEW_SYSTEM_UI_FLAG_FULLSCREEN = 4;
// Added in API 16 (Android 4.1.x): ?
private const int VIEW_SYSTEM_UI_FLAG_LAYOUT_STABLE = 256;
// Added in API 16 (Android 4.1.x): like HIDE_NAVIGATION, but for layouts? it causes the layout to be drawn like
// that, even if the whole view isn't (to avoid artifacts in animation)
private const int VIEW_SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION = 512;
// Added in API 16 (Android 4.1.x): like FULLSCREEN, but for layouts? it causes the layout to be drawn like
// that, even if the whole view isn't (to avoid artifacts in animation)
private const int VIEW_SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN = 1024;
// Added in API 19 (Android 4.4): like HIDE_NAVIGATION, but interactive
// (it's a modifier for HIDE_NAVIGATION, needs to be used with it)
private const int VIEW_SYSTEM_UI_FLAG_IMMERSIVE = 2048;
// Added in API 19 (Android 4.4): tells that HIDE_NAVIGATION and
// FULLSCREEN are interactive (also just a modifier)
private const int VIEW_SYSTEM_UI_FLAG_IMMERSIVE_STICKY = 4096;
// Added in API 26 (Android 8.0). Deprecated in API 30 (Android 11)
// Makes navigation bar icons dark.
// Does not affect the "pill" when gesture navigation is enabled on Android 11+
private const int VIEW_SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR = 16;
// Added in API 23 (Android 6.0). Deprecated in API 30 (Android 11)
// Makes status bar icons dark
private const int VIEW_SYSTEM_UI_FLAG_LIGHT_STATUS_BAR = 8192;

private static int WINDOW_FLAG_FULLSCREEN = 0x00000400;
private static int WINDOW_FLAG_FORCE_NOT_FULLSCREEN = 0x00000800;
private static int WINDOW_FLAG_LAYOUT_IN_SCREEN = 0x00000100;
private static int WINDOW_FLAG_TRANSLUCENT_STATUS = 0x04000000;
private static int WINDOW_FLAG_TRANSLUCENT_NAVIGATION = 0x08000000;
private static int WINDOW_FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS = -2147483648; // 0x80000000; // Added in API 21 (Android 5.0): tells the Window is responsible for drawing the background for the system bars. If set, the system bars are drawn with a transparent background and the corresponding areas in this window are filled with the colors specified in getStatusBarColor() and getNavigationBarColor()
// Added in API 21 (Android 5.0): tells the Window is responsible for drawing the background for the
// system bars. If set, the system bars are drawn with a transparent background and the corresponding areas in
// this window are filled with the colors specified in getStatusBarColor() and getNavigationBarColor()
private static int WINDOW_FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS = -2147483648; // 0x80000000;

// Current values
private static int systemUiVisibilityValue;
private static int flagsValue;

#endif

// Properties
Expand All @@ -68,6 +96,9 @@ public enum States {

private static bool _dimmed;

private static bool _lightNavigationBar;
private static bool _lightStatusBar;


// ================================================================================================================
// INTERNAL INTERFACE ---------------------------------------------------------------------------------------------
Expand Down Expand Up @@ -99,7 +130,8 @@ private static void applyUIStatesAndroid() {
if (_dimmed) newSystemUiVisibilityValue |= VIEW_SYSTEM_UI_FLAG_LOW_PROFILE;

// Apply color values
if (_navigationBarColor != DEFAULT_BACKGROUND_COLOR || _statusBarColor != DEFAULT_BACKGROUND_COLOR) newFlagsValue |= WINDOW_FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS;
if (_navigationBarColor != DEFAULT_BACKGROUND_COLOR || _statusBarColor != DEFAULT_BACKGROUND_COLOR)
newFlagsValue |= WINDOW_FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS;

// Apply status bar values
switch (_statusBarState) {
Expand All @@ -114,7 +146,9 @@ private static void applyUIStatesAndroid() {
break;
case States.TranslucentOverContent:
_isStatusBarTranslucent = true;
newFlagsValue |= WINDOW_FLAG_FORCE_NOT_FULLSCREEN | WINDOW_FLAG_LAYOUT_IN_SCREEN | WINDOW_FLAG_TRANSLUCENT_STATUS;
newFlagsValue |= WINDOW_FLAG_FORCE_NOT_FULLSCREEN |
WINDOW_FLAG_LAYOUT_IN_SCREEN |
WINDOW_FLAG_TRANSLUCENT_STATUS;
newSystemUiVisibilityValue |= VIEW_SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN;
break;
case States.Hidden:
Expand All @@ -132,20 +166,27 @@ private static void applyUIStatesAndroid() {
case States.VisibleOverContent:
// TODO: Side effect: forces status bar over content if set to VISIBLE
_isNavigationBarTranslucent = false;
newSystemUiVisibilityValue |= VIEW_SYSTEM_UI_FLAG_LAYOUT_STABLE | VIEW_SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION;
newSystemUiVisibilityValue |= VIEW_SYSTEM_UI_FLAG_LAYOUT_STABLE |
VIEW_SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION;
break;
case States.TranslucentOverContent:
// TODO: Side effect: forces status bar over content if set to VISIBLE
_isNavigationBarTranslucent = true;
newFlagsValue |= WINDOW_FLAG_TRANSLUCENT_NAVIGATION;
newSystemUiVisibilityValue |= VIEW_SYSTEM_UI_FLAG_LAYOUT_STABLE | VIEW_SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION;
newSystemUiVisibilityValue |= VIEW_SYSTEM_UI_FLAG_LAYOUT_STABLE |
VIEW_SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION;
break;
case States.Hidden:
newSystemUiVisibilityValue |= VIEW_SYSTEM_UI_FLAG_FULLSCREEN | VIEW_SYSTEM_UI_FLAG_HIDE_NAVIGATION | VIEW_SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
newSystemUiVisibilityValue |= VIEW_SYSTEM_UI_FLAG_FULLSCREEN |
VIEW_SYSTEM_UI_FLAG_HIDE_NAVIGATION |
VIEW_SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
if (_isNavigationBarTranslucent) newFlagsValue |= WINDOW_FLAG_TRANSLUCENT_NAVIGATION;
break;
}

if (_lightNavigationBar) newSystemUiVisibilityValue |= VIEW_SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR;
if (_lightStatusBar) newSystemUiVisibilityValue |= VIEW_SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;

if (Screen.fullScreen) Screen.fullScreen = false;

// Applies everything natively
Expand All @@ -154,11 +195,9 @@ private static void applyUIStatesAndroid() {
}

private static void runOnAndroidUiThread(Action target) {
using (var unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer")) {
using (var activity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity")) {
activity.Call("runOnUiThread", new AndroidJavaRunnable(target));
}
}
using var unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
using var activity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity");
activity.Call("runOnUiThread", new AndroidJavaRunnable(target));
}

private static void setSystemUiVisibility(int value) {
Expand All @@ -169,19 +208,15 @@ private static void setSystemUiVisibility(int value) {
}

private static void setSystemUiVisibilityInThread() {
using (var unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer")) {
using (var activity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity")) {
using (var window = activity.Call<AndroidJavaObject>("getWindow")) {
using (var view = window.Call<AndroidJavaObject>("getDecorView")) {
// We also remove the existing listener. It seems Unity uses it internally
// to detect changes to the visibility flags, and re-apply its own changes.
// For example, if we hide the navigation bar, it shows up again 1 sec later.
view.Call("setOnSystemUiVisibilityChangeListener", null);
view.Call("setSystemUiVisibility", systemUiVisibilityValue);
}
}
}
}
using var unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
using var activity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity");
using var window = activity.Call<AndroidJavaObject>("getWindow");
using var view = window.Call<AndroidJavaObject>("getDecorView");
// We also remove the existing listener. It seems Unity uses it internally
// to detect changes to the visibility flags, and re-apply its own changes.
// For example, if we hide the navigation bar, it shows up again 1 sec later.
view.Call("setOnSystemUiVisibilityChangeListener", null);
view.Call("setSystemUiVisibility", systemUiVisibilityValue);
}

private static void setFlags(int value) {
Expand All @@ -192,29 +227,23 @@ private static void setFlags(int value) {
}

private static void setFlagsInThread() {
using (var unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer")) {
using (var activity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity")) {
using (var window = activity.Call<AndroidJavaObject>("getWindow")) {
window.Call("setFlags", flagsValue, -1); // (int)0x7FFFFFFF
}
}
}
using var unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
using var activity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity");
using var window = activity.Call<AndroidJavaObject>("getWindow");
window.Call("setFlags", flagsValue, -1); // (int)0x7FFFFFFF
}

private static void applyUIColorsAndroid() {
runOnAndroidUiThread(applyUIColorsAndroidInThread);
}

private static void applyUIColorsAndroidInThread() {
using (var unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer")) {
using (var activity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity")) {
using (var window = activity.Call<AndroidJavaObject>("getWindow")) {
//Debug.Log("Colors SET: " + _statusBarColor);
window.Call("setStatusBarColor", unchecked((int)_statusBarColor));
window.Call("setNavigationBarColor", unchecked((int)_navigationBarColor));
}
}
}
using var unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
using var activity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity");
using var window = activity.Call<AndroidJavaObject>("getWindow");
// Debug.Log("Colors SET: " + _statusBarColor);
window.Call("setStatusBarColor", unchecked((int)_statusBarColor));
window.Call("setNavigationBarColor", unchecked((int)_navigationBarColor));
}

#endif
Expand All @@ -223,7 +252,7 @@ private static void applyUIColorsAndroidInThread() {
// ACCESSOR INTERFACE ---------------------------------------------------------------------------------------------

public static States navigationBarState {
get { return _navigationBarState; }
get => _navigationBarState;
set {
if (_navigationBarState != value) {
_navigationBarState = value;
Expand All @@ -233,7 +262,7 @@ public static States navigationBarState {
}

public static States statusBarState {
get { return _statusBarState; }
get => _statusBarState;
set {
if (_statusBarState != value) {
_statusBarState = value;
Expand All @@ -243,7 +272,7 @@ public static States statusBarState {
}

public static bool dimmed {
get { return _dimmed; }
get => _dimmed;
set {
if (_dimmed != value) {
_dimmed = value;
Expand All @@ -253,7 +282,7 @@ public static bool dimmed {
}

public static uint statusBarColor {
get { return _statusBarColor; }
get => _statusBarColor;
set {
if (_statusBarColor != value) {
_statusBarColor = value;
Expand All @@ -264,7 +293,7 @@ public static uint statusBarColor {
}

public static uint navigationBarColor {
get { return _navigationBarColor; }
get => _navigationBarColor;
set {
if (_navigationBarColor != value) {
_navigationBarColor = value;
Expand All @@ -273,4 +302,25 @@ public static uint navigationBarColor {
}
}
}

public static bool LightNavigationBar {
get => _lightNavigationBar;
set {
if (_lightNavigationBar != value) {
_lightNavigationBar = value;
applyUIStates();
}
}
}

public static bool LightStatusBar {
get => _lightStatusBar;
set {
if (_lightStatusBar != value) {
_lightStatusBar = value;
applyUIStates();
}
}
}

}