mshtml: Implement IHTMLStyle get/put overflow.

dlls/mshtml/htmlstyle.c

@@ -73,6 +73,8 @@ static const WCHAR attrMarginLeft[] =
     {'m','a','r','g','i','n','-','l','e','f','t',0};
 static const WCHAR attrMarginRight[] =
     {'m','a','r','g','i','n','-','r','i','g','h','t',0};
+static const WCHAR attrOverflow[] =
+    {'o','v','e','r','f','l','o','w',0};
 static const WCHAR attrPaddingLeft[] =
     {'p','a','d','d','i','n','g','-','l','e','f','t',0};
 static const WCHAR attrPosition[] =
@@ -115,6 +117,7 @@ static const struct{
     {attrMargin,               DISPID_IHTMLSTYLE_MARGIN},
     {attrMarginLeft,           DISPID_IHTMLSTYLE_MARGINLEFT},
     {attrMarginRight,          DISPID_IHTMLSTYLE_MARGINRIGHT},
+    {attrOverflow,             DISPID_IHTMLSTYLE_OVERFLOW},
     {attrPaddingLeft,          DISPID_IHTMLSTYLE_PADDINGLEFT},
     {attrPosition,             DISPID_IHTMLSTYLE2_POSITION},
     {attrTextAlign,            DISPID_IHTMLSTYLE_TEXTALIGN},
@@ -1733,15 +1736,34 @@ static HRESULT WINAPI HTMLStyle_get_zIndex(IHTMLStyle *iface, VARIANT *p)
 static HRESULT WINAPI HTMLStyle_put_overflow(IHTMLStyle *iface, BSTR v)
 {
     HTMLStyle *This = HTMLSTYLE_THIS(iface);
-    FIXME("(%p)->(%s)\n", This, debugstr_w(v));
-    return E_NOTIMPL;
+    static const WCHAR szVisible[] = {'v','i','s','i','b','l','e',0};
+    static const WCHAR szScroll[]  = {'s','c','r','o','l','l',0};
+    static const WCHAR szHidden[]  = {'h','i','d','d','e','n',0};
+    static const WCHAR szAuto[]    = {'a','u','t','o',0};
+
+    TRACE("(%p)->(%s)\n", This, debugstr_w(v));
+
+    /* overflow can only be one of the follow values. */
+    if(!v || strcmpiW(szVisible, v) == 0 || strcmpiW(szScroll, v) == 0 ||
+             strcmpiW(szHidden, v) == 0  || strcmpiW(szAuto, v) == 0)
+    {
+        return set_nsstyle_attr(This->nsstyle, STYLEID_OVERFLOW, v, 0);
+    }
+
+    return E_INVALIDARG;
 }
 
+
 static HRESULT WINAPI HTMLStyle_get_overflow(IHTMLStyle *iface, BSTR *p)
 {
     HTMLStyle *This = HTMLSTYLE_THIS(iface);
-    FIXME("(%p)->(%p)\n", This, p);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%p)\n", This, p);
+
+    if(!p)
+       return E_INVALIDARG;
+
+    return get_style_attr(This, STYLEID_OVERFLOW, p);
 }
 
 static HRESULT WINAPI HTMLStyle_put_pageBreakBefore(IHTMLStyle *iface, BSTR v)

dlls/mshtml/htmlstyle.h

@@ -50,6 +50,7 @@ typedef enum {
     STYLEID_MARGIN,
     STYLEID_MARGIN_LEFT,
     STYLEID_MARGIN_RIGHT,
+    STYLEID_OVERFLOW,
     STYLEID_PADDING_LEFT,
     STYLEID_POSITION,
     STYLEID_TEXT_ALIGN,

dlls/mshtml/tests/dom.c

@@ -2293,6 +2293,7 @@ static void test_default_style(IHTMLStyle *style)
     BSTR str;
     HRESULT hres;
     float f;
+    BSTR sOverflowDefault;
 
     test_disp((IUnknown*)style, &DIID_DispHTMLStyle);
     test_ifaces((IUnknown*)style, style_iids);
@@ -2601,6 +2602,48 @@ static void test_default_style(IHTMLStyle *style)
     ok(V_I4(&v) == 1, "V_I4(v) = %d\n", V_I4(&v));
     VariantClear(&v);
 
+    /* overflow */
+    hres = IHTMLStyle_get_overflow(style, NULL);
+    ok(hres == E_INVALIDARG, "get_overflow failed: %08x\n", hres);
+
+    hres = IHTMLStyle_get_overflow(style, &sOverflowDefault);
+    ok(hres == S_OK, "get_overflow failed: %08x\n", hres);
+
+    str = a2bstr("test");
+    hres = IHTMLStyle_put_overflow(style, str);
+    ok(hres == E_INVALIDARG, "put_overflow failed: %08x\n", hres);
+    SysFreeString(str);
+
+    str = a2bstr("visible");
+    hres = IHTMLStyle_put_overflow(style, str);
+    ok(hres == S_OK, "put_overflow failed: %08x\n", hres);
+    SysFreeString(str);
+
+    str = a2bstr("scroll");
+    hres = IHTMLStyle_put_overflow(style, str);
+    ok(hres == S_OK, "put_overflow failed: %08x\n", hres);
+    SysFreeString(str);
+
+    str = a2bstr("hidden");
+    hres = IHTMLStyle_put_overflow(style, str);
+    ok(hres == S_OK, "put_overflow failed: %08x\n", hres);
+    SysFreeString(str);
+
+    str = a2bstr("auto");
+    hres = IHTMLStyle_put_overflow(style, str);
+    ok(hres == S_OK, "put_overflow failed: %08x\n", hres);
+    SysFreeString(str);
+
+    hres = IHTMLStyle_get_overflow(style, &str);
+    ok(hres == S_OK, "get_overflow failed: %08x\n", hres);
+    ok(!strcmp_wa(str, "auto"), "str=%s\n", dbgstr_w(str));
+    SysFreeString(str);
+
+    /* restore overflow default */
+    hres = IHTMLStyle_put_overflow(style, sOverflowDefault);
+    ok(hres == S_OK, "put_overflow failed: %08x\n", hres);
+    SysFreeString(sOverflowDefault);
+
     hres = IHTMLStyle_QueryInterface(style, &IID_IHTMLStyle2, (void**)&style2);
     ok(hres == S_OK, "Could not get IHTMLStyle2 iface: %08x\n", hres);
     if(SUCCEEDED(hres)) {