8076265: Simplify deal_with_reference
Summary: Eliminate _CHECK_BOTH_FINGERS_ and simplify.
Reviewed-by: brutisso, tschatzl
#// Usage: jjs -fx browser_dom.js
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
if (!$OPTIONS._fx) {
print("Usage: jjs -fx browser_dom.js");
exit(1);
}
// JavaFX classes used
var ChangeListener = Java.type("javafx.beans.value.ChangeListener");
var Scene = Java.type("javafx.scene.Scene");
var WebView = Java.type("javafx.scene.web.WebView");
// JavaFX start method
function start(stage) {
start.title = "Web View";
var wv = new WebView();
wv.engine.loadContent(<<EOF
<html>
<head>
<title>
This is the title
</title>
<script>
// click count for OK button
var okCount = 0;
</script>
</head>
<body>
Button from the input html<br>
<button type="button" onclick="okCount++">OK</button><br>
</body>
</html>
EOF, "text/html");
// attach onload handler
wv.engine.loadWorker.stateProperty().addListener(
new ChangeListener() {
changed: function() {
// DOM document element
var document = wv.engine.document;
// DOM manipulation
var btn = document.createElement("button");
var n = 0;
// attach a button handler - nashorn function!
btn.onclick = function() {
n++; print("You clicked " + n + " time(s)");
print("you clicked OK " + wv.engine.executeScript("okCount"));
};
// attach text to button
var t = document.createTextNode("Click Me!");
btn.appendChild(t);
// attach button to the document
document.body.appendChild(btn);
}
}
);
stage.scene = new Scene(wv, 750, 500);
stage.show();
}