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On Android show the system UI when an SDL window is windowed, hide the system UI when it's fullscreen, like we do on iOS.

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We're increasing the Android SDK minimum version to API 19, this doesn't increase the minimum target API, which is API 14.
This commit is contained in:
Sam Lantinga
2018-02-11 18:23:37 -08:00
parent 66f9492b69
commit 6e01fbb763
9 changed files with 66 additions and 29 deletions
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49
android-project/app/src/main/java/org/libsdl/app/SDLActivity.java
View File

@@ -213,19 +213,7 @@ public class SDLActivity extends Activity {
setContentView(mLayout);
/*
* Per SDL_androidwindow.c, Android will only ever have one window, and that window
* is always flagged SDL_WINDOW_FULLSCREEN. Let's treat it as an immersive fullscreen
* window for Android UI purposes, as a result.
*/
int iFlags =
//View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY | // Only available since API 19
View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |
View.SYSTEM_UI_FLAG_FULLSCREEN;
getWindow().getDecorView().setSystemUiVisibility(iFlags);
setWindowStyle(false);
// Get filename from "Open with" of another application
Intent intent = getIntent();
@@ -408,7 +396,7 @@ public class SDLActivity extends Activity {
// Messages from the SDLMain thread
static final int COMMAND_CHANGE_TITLE = 1;
static final int COMMAND_UNUSED = 2;
static final int COMMAND_CHANGE_WINDOW_STYLE = 2;
static final int COMMAND_TEXTEDIT_HIDE = 3;
static final int COMMAND_SET_KEEP_SCREEN_ON = 5;
@@ -447,6 +435,29 @@ public class SDLActivity extends Activity {
Log.e(TAG, "error handling message, getContext() returned no Activity");
}
break;
case COMMAND_CHANGE_WINDOW_STYLE:
if (context instanceof Activity) {
Window window = ((Activity) context).getWindow();
if (window != null) {
if ((msg.obj instanceof Integer) && (((Integer) msg.obj).intValue() != 0)) {
int flags = View.SYSTEM_UI_FLAG_LAYOUT_STABLE |
View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |
View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
View.SYSTEM_UI_FLAG_FULLSCREEN |
View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
window.getDecorView().setSystemUiVisibility(flags);
window.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
} else {
int flags = View.SYSTEM_UI_FLAG_LAYOUT_STABLE;
window.getDecorView().setSystemUiVisibility(flags);
window.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
}
}
} else {
Log.e(TAG, "error handling message, getContext() returned no Activity");
}
break;
case COMMAND_TEXTEDIT_HIDE:
if (mTextEdit != null) {
// Note: On some devices setting view to GONE creates a flicker in landscape.
@@ -524,6 +535,14 @@ public class SDLActivity extends Activity {
return mSingleton.sendCommand(COMMAND_CHANGE_TITLE, title);
}
/**
* This method is called by SDL using JNI.
*/
public static void setWindowStyle(boolean fullscreen) {
// Called from SDLMain() thread and can't directly affect the view
mSingleton.sendCommand(COMMAND_CHANGE_WINDOW_STYLE, fullscreen ? 1 : 0);
}
/**
* This method is called by SDL using JNI.
* This is a static method for JNI convenience, it calls a non-static method
@@ -637,7 +656,7 @@ public class SDLActivity extends Activity {
if (bundle == null) {
return false;
}
String prefix = "SDL_ENV.";
String prefix = "SDL_ENV.";
final int trimLength = prefix.length();
for (String key : bundle.keySet()) {
if (key.startsWith(prefix)) {