mshtml: Expose getComputedStyle to scripts.

dlls/mshtml/htmlwindow.c

@@ -3499,14 +3499,8 @@ static void HTMLWindow_bind_event(DispatchEx *dispex, eventid_t eid)
 
 static void HTMLWindow_init_dispex_info(dispex_data_t *info, compat_mode_t compat_mode)
 {
-    /* FIXME: Expose getComputedStyle once it's implemented.
-     * Stubs break existing web sites. */
-    static const dispex_hook_t window7_hooks[] = {
-        {DISPID_IHTMLWINDOW7_GETCOMPUTEDSTYLE, NULL},
-        {DISPID_UNKNOWN}
-    };
     if(compat_mode >= COMPAT_MODE_IE9)
-        dispex_info_add_interface(info, IHTMLWindow7_tid, window7_hooks);
+        dispex_info_add_interface(info, IHTMLWindow7_tid, NULL);
     dispex_info_add_interface(info, IHTMLWindow5_tid, NULL);
     EventTarget_init_dispex_info(info, compat_mode);
 }

dlls/mshtml/tests/documentmode.js

@@ -105,6 +105,7 @@ function test_window_props() {
     test_exposed("dispatchEvent", v >= 9);
     test_exposed("getSelection", v >= 9);
     test_exposed("onfocusout", v >= 9);
+    test_exposed("getComputedStyle", v >= 9);
     if(v >= 9) /* FIXME: native exposes it in all compat modes */
         test_exposed("performance", true);
 
@@ -167,6 +168,21 @@ function test_style_props() {
     test_exposed("removeProperty", v >= 9);
     test_exposed("background-clip", v >= 9);
 
+    if(window.getComputedStyle) {
+        style = window.getComputedStyle(document.body);
+
+        test_exposed("removeAttribute", false);
+        test_exposed("zIndex", true);
+        test_exposed("z-index", true);
+        test_exposed("pixelTop", false);
+        test_exposed("float", true);
+        test_exposed("css-float", false);
+        test_exposed("style-float", false);
+        test_exposed("setProperty", v >= 9);
+        test_exposed("removeProperty", v >= 9);
+        test_exposed("background-clip", v >= 9);
+    }
+
     next_test();
 }
 

dlls/mshtml/tests/elements.js

@@ -235,6 +235,7 @@ function test_document_owner() {
 function test_style_properties() {
     var style = document.body.style;
     var current_style = document.body.currentStyle;
+    var computed_style = window.getComputedStyle(document.body);
     var val;
 
     style.cssFloat = "left";
@@ -300,6 +301,22 @@ function test_style_properties() {
     ok(style.clip === "rect(1px, 1px, 10px, 10px)", "style.clip = " + style.clip);
     ok(current_style.clip === "rect(1px, 1px, 10px, 10px)",
        "current_style.clip = " + current_style.clip);
+    ok(computed_style.clip === "rect(1px, 1px, 10px, 10px)",
+       "computed_style.clip = " + current_style.clip);
+
+    document.body.style.zIndex = 2;
+    ok(current_style.zIndex === 2, "current_style.zIndex = " + current_style.zIndex);
+    ok(computed_style.zIndex === 2, "computed_style.zIndex = " + computed_style.zIndex);
+
+    try {
+        current_style.zIndex = 1;
+        ok(false, "expected exception");
+    }catch(e) {}
+
+    try {
+        computed_style.zIndex = 1;
+        ok(false, "expected exception");
+    }catch(e) {}
 
     next_test();
 }