/
_jni-WindowManagerOverlay.js
132 lines (116 loc) · 3.83 KB
/
_jni-WindowManagerOverlay.js
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var my_jenv = null;
try {
my_jenv = JNI.GetForThread();
var SIG = {
WindowManager: 'Landroid/view/WindowManager;',
WindowManager_LayoutParams: 'Landroid/view/WindowManager$LayoutParams;',
ViewGroup_LayoutParams: 'Landroid/view/ViewGroup$LayoutParams;',
View: 'Landroid/view/View;',
void: 'V',
PixelFormat: 'Landroid/graphics/PixelFormat;',
int: 'I',
Context: 'Landroid/content/Context;',
String: 'Ljava/lang/String;',
Object: 'Ljava/lang/Object;',
GeckoAppShell: 'Lorg/mozilla/gecko/GeckoAppShell;',
LayoutInflater: 'Landroid/view/LayoutInflater;',
R_layout: 'Landroid/R$layout;',
ViewGroup: 'Landroid/view/ViewGroup;'
};
var GeckoAppShell = JNI.LoadClass(my_jenv, SIG.GeckoAppShell.substr(1, SIG.GeckoAppShell.length - 2), {
static_methods: [
{ name: 'getContext', sig: '()' + SIG.Context }
]
});
var Context = JNI.LoadClass(my_jenv, SIG.Context.substr(1, SIG.Context.length - 2), {
methods: [
{ name: 'getSystemService', sig: '(' + SIG.String + ')' + SIG.Object }
],
static_fields: [
{ name: 'WINDOW_SERVICE', sig: SIG.String},
{ name: 'LAYOUT_INFLATER_SERVICE', sig: SIG.String}
]
});
var WindowManager = JNI.LoadClass(my_jenv, SIG.WindowManager.substr(1, SIG.WindowManager.length - 2), {
methods: [
{ name: 'addView', sig: '(' + SIG.View + SIG.ViewGroup_LayoutParams + ')' + SIG.void },
{ name: 'removeView', sig: '(' + SIG.View + ')' + SIG.void }
]
});
var WindowManager_LayoutParams = JNI.LoadClass(my_jenv, SIG.WindowManager_LayoutParams.substr(1, SIG.WindowManager_LayoutParams.length - 2), {
constructors: [
{ /*name: '<init>', /*not needed*/ sig:
'(' +
SIG.int + // int w
SIG.int + // int h
SIG.int + // int _type
SIG.int + // int _flags
SIG.int + // int _format
')' +
SIG.void // return
}
],
static_fields: [
{ name: 'FLAG_NOT_FOCUSABLE', sig: SIG.int },
{ name: 'MATCH_PARENT', sig: SIG.int },
{ name: 'TYPE_PHONE', sig: SIG.int },
{ name: 'TYPE_SYSTEM_ALERT', sig: SIG.int }
],
fields: [
{ name: 'gravity', sig: SIG.int },
{ name: 'x', sig: SIG.int },
{ name: 'y', sig: SIG.int }
]
});
var PixelFormat = JNI.LoadClass(my_jenv, SIG.PixelFormat.substr(1, SIG.PixelFormat.length - 2), {
static_fields: [
{ name: 'TRANSLUCENT', sig: SIG.int }
]
});
var LayoutInflater = JNI.LoadClass(my_jenv, SIG.LayoutInflater.substr(1, SIG.LayoutInflater.length - 2), {
methods: [
{ name: 'inflate', sig: '(' + SIG.int + SIG.ViewGroup + ')' + SIG.View }
]
});
var R_layout = JNI.LoadClass(my_jenv, SIG.R_layout.substr(1, SIG.R_layout.length - 2), {
static_fields: [
// { name: 'my_view', sig: SIG.View }
]
});
var View = JNI.LoadClass(my_jenv, SIG.View.substr(1, SIG.View.length - 2), {
constructors: [
{ /*name: '<init>', /*not needed*/ sig:
'(' +
SIG.Context + // Context context
')' +
SIG.void // return
}
]
});
var aContext = GeckoAppShell.getContext();
var wm = aContext.getSystemService(Context.WINDOW_SERVICE);
wm = JNI.classes.android.view.WindowManager.__cast__(wm);
// var inflater = aContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
// inflater = JNI.classes.android.view.LayoutInflater.__cast__(inflater);
// inflater.inflate(R_layout.my_view, null);
var myView = View.new(aContext);
var params = WindowManager_LayoutParams.new(
WindowManager_LayoutParams.MATCH_PARENT,
WindowManager_LayoutParams.MATCH_PARENT,
WindowManager_LayoutParams.TYPE_SYSTEM_ALERT,
WindowManager_LayoutParams.FLAG_NOT_FOCUSABLE,
PixelFormat.TRANSLUCENT
);
params.x = 0;
params.y = 0;
wm.addView(myView, params);
console.log('will block/make fx unresponsive until `wm.removeView(myView)` is done');
setTimeout(function() {
wm.removeView(myView);
console.log('view removed')
}, 5000);
} finally {
if (my_jenv) {
JNI.UnloadClasses(my_jenv);
}
}