pom.xml and
11 | * runs the tests inside of them. By default there are two:
12 | * pom.xml dependency section for details.
18 | */
19 | @RunWith(BrowserRunner.class)
20 | @HTMLContent(
21 | "null if not found
15 | */
16 | public String getPreferences(String key) {
17 | return getPreferencesImpl(key);
18 | }
19 |
20 | /**
21 | * Puts a value into the persitent storage.
22 | * @param key the identification for the value
23 | * @param value the value to store
24 | */
25 | public void setPreferences(String key, String value) {
26 | setPreferencesImpl(key, value);
27 | }
28 |
29 | /**
30 | * Shows confirmation dialog to the user.
31 | *
32 | * @param msg the message
33 | * @param callback called back when the use accepts (can be null)
34 | */
35 | public void confirmByUser(String msg, Runnable callback) {
36 | confirmImpl(msg, callback);
37 | }
38 |
39 | /**
40 | * Obtains size of the screen.
41 | * @return array with two numbers: width and height
42 | */
43 | public int[] getScreenSize() {
44 | Object[] size = screenSizeImpl();
45 | return new int[] {
46 | ((Number)size[0]).intValue(),
47 | ((Number)size[1]).intValue(),
48 | };
49 | }
50 |
51 | @JavaScriptBody(args = { "key" }, body =
52 | "if (!window.localStorage) return null;\n" +
53 | "return window.localStorage.getItem(key);\n"
54 | )
55 | private static native String getPreferencesImpl(String key);
56 |
57 | @JavaScriptBody(args = { "key", "value" }, body =
58 | "if (!window.localStorage) return;\n" +
59 | "window.localStorage.setItem(key, value);\n"
60 | )
61 | private static native void setPreferencesImpl(String key, String value);
62 |
63 | /**
64 | * Shows confirmation dialog to the user.
65 | *
66 | * @param msg the message
67 | * @param callback called back when the use accepts (can be null)
68 | */
69 | @JavaScriptBody(
70 | args = {"msg", "callback"},
71 | javacall = true,
72 | body = "if (confirm(msg)) {\n"
73 | + " callback.@java.lang.Runnable::run()();\n"
74 | + "}\n"
75 | )
76 | static native void confirmImpl(String msg, Runnable callback);
77 |
78 | @JavaScriptBody(
79 | args = {}, body
80 | = "var w = window,\n"
81 | + " d = document,\n"
82 | + " e = d.documentElement,\n"
83 | + " g = d.getElementsByTagName('body')[0],\n"
84 | + " x = w.innerWidth || e.clientWidth || g.clientWidth,\n"
85 | + " y = w.innerHeight|| e.clientHeight|| g.clientHeight;\n"
86 | + "\n"
87 | + "return [x, y];\n"
88 | )
89 | static native Object[] screenSizeImpl();
90 | }
91 |
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/bck2brwsr/js/src/test/java/com/athaydes/js/JsInteractionTest.java:
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1 | package com.athaydes.js;
2 |
3 | import net.java.html.junit.BrowserRunner;
4 | import static org.junit.Assert.assertEquals;
5 | import org.junit.Test;
6 | import org.junit.runner.RunWith;
7 |
8 | /** Tests for behavior of @JavaScriptBody methods. The {@link BrowserRunner}
9 | * selects all possible presenters from your pom.xml and
10 | * runs the tests inside of them.
11 | *
12 | * See your pom.xml dependency section for details.
13 | */
14 | @RunWith(BrowserRunner.class)
15 | public class JsInteractionTest {
16 | @Test
17 | public void emptyTest() {
18 | }
19 |
20 | @Test
21 | public void testCallbackFromJavaScript() throws Exception {
22 | class R implements Runnable {
23 | int called;
24 |
25 | @Override
26 | public void run() {
27 | called++;
28 | }
29 | }
30 | R callback = new R();
31 |
32 | final PlatformServices services = new PlatformServices();
33 | services.confirmByUser("Hello", callback);
34 |
35 | assertEquals("One immediate callback", callback.called, 1);
36 | }
37 | }
38 |
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/bck2brwsr/pom.xml:
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1 |
2 |