From b7934f0ad197dc00d2e0c541f17ec9b5949f6b65 Mon Sep 17 00:00:00 2001
From: Jacek Caban <jacek@codeweavers.com>
Date: Fri, 15 Jul 2011 15:38:08 +0200
Subject: [PATCH] mshtml: Added IHTMLStyle::clip property implementation.

---
 dlls/mshtml/htmlstyle.c | 46 ++++++++++++++++++++++++++++++++++++-----
 dlls/mshtml/htmlstyle.h | 10 +++++----
 2 files changed, 47 insertions(+), 9 deletions(-)

diff --git a/dlls/mshtml/htmlstyle.c b/dlls/mshtml/htmlstyle.c
index b9a18c793d9..cd1f6b53e56 100644
--- a/dlls/mshtml/htmlstyle.c
+++ b/dlls/mshtml/htmlstyle.c
@@ -91,6 +91,8 @@ static const WCHAR attrBorderWidth[] =
     {'b','o','r','d','e','r','-','w','i','d','t','h',0};
 static const WCHAR attrBottom[] =
     {'b','o','t','t','o','m',0};
+static const WCHAR attrClip[] =
+    {'c','l','i','p',0};
 static const WCHAR attrColor[] =
     {'c','o','l','o','r',0};
 static const WCHAR attrCursor[] =
@@ -198,6 +200,7 @@ static const struct{
     {attrBorderTopWidth,       DISPID_IHTMLSTYLE_BORDERTOPWIDTH},
     {attrBorderWidth,          DISPID_IHTMLSTYLE_BORDERWIDTH},
     {attrBottom,               DISPID_IHTMLSTYLE2_BOTTOM},
+    {attrClip,                 DISPID_IHTMLSTYLE_CLIP},
     {attrColor,                DISPID_IHTMLSTYLE_COLOR},
     {attrCursor,               DISPID_IHTMLSTYLE_CURSOR},
     {attrDisplay,              DISPID_IHTMLSTYLE_DISPLAY},
@@ -410,6 +413,7 @@ static HRESULT get_nsstyle_attr_nsval(nsIDOMCSSStyleDeclaration *nsstyle, stylei
 static HRESULT nsstyle_to_bstr(const WCHAR *val, DWORD flags, BSTR *p)
 {
     BSTR ret;
+    DWORD len;
 
     if(!*val) {
         *p = NULL;
@@ -420,6 +424,34 @@ static HRESULT nsstyle_to_bstr(const WCHAR *val, DWORD flags, BSTR *p)
     if(!ret)
         return E_OUTOFMEMORY;
 
+    len = SysStringLen(ret);
+
+    if(flags & ATTR_REMOVE_COMMA) {
+        DWORD new_len = len;
+        WCHAR *ptr, *ptr2;
+
+        for(ptr = ret; (ptr = strchrW(ptr, ',')); ptr++)
+            new_len--;
+
+        if(new_len != len) {
+            BSTR new_ret;
+
+            new_ret = SysAllocStringLen(NULL, new_len);
+            if(!new_ret) {
+                SysFreeString(ret);
+                return E_OUTOFMEMORY;
+            }
+
+            for(ptr2 = new_ret, ptr = ret; *ptr; ptr++) {
+                if(*ptr != ',')
+                    *ptr2++ = *ptr;
+            }
+
+            SysFreeString(ret);
+            ret = new_ret;
+        }
+    }
+
     *p = ret;
     return S_OK;
 }
@@ -488,7 +520,7 @@ HRESULT get_nsstyle_attr_var(nsIDOMCSSStyleDeclaration *nsstyle, styleid_t sid,
     nsAString_Finish(&str_value);
 
     TRACE("%s -> %s\n", debugstr_w(style_tbl[sid].name), debugstr_variant(p));
-    return hres;
+    return S_OK;
 }
 
 static inline HRESULT get_style_attr(HTMLStyle *This, styleid_t sid, BSTR *p)
@@ -2549,15 +2581,19 @@ static HRESULT WINAPI HTMLStyle_get_cursor(IHTMLStyle *iface, BSTR *p)
 static HRESULT WINAPI HTMLStyle_put_clip(IHTMLStyle *iface, BSTR v)
 {
     HTMLStyle *This = impl_from_IHTMLStyle(iface);
-    FIXME("(%p)->(%s)\n", This, debugstr_w(v));
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%s)\n", This, debugstr_w(v));
+
+    return set_style_attr(This, STYLEID_CLIP, v, 0);
 }
 
 static HRESULT WINAPI HTMLStyle_get_clip(IHTMLStyle *iface, BSTR *p)
 {
     HTMLStyle *This = impl_from_IHTMLStyle(iface);
-    FIXME("(%p)->(%p)\n", This, p);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%p)\n", This, p);
+
+    return get_nsstyle_attr(This->nsstyle, STYLEID_CLIP, p, ATTR_REMOVE_COMMA);
 }
 
 static void set_opacity(HTMLStyle *This, const WCHAR *val)
diff --git a/dlls/mshtml/htmlstyle.h b/dlls/mshtml/htmlstyle.h
index f4f36a183d9..154c3910180 100644
--- a/dlls/mshtml/htmlstyle.h
+++ b/dlls/mshtml/htmlstyle.h
@@ -59,6 +59,7 @@ typedef enum {
     STYLEID_BORDER_TOP_WIDTH,
     STYLEID_BORDER_WIDTH,
     STYLEID_BOTTOM,
+    STYLEID_CLIP,
     STYLEID_COLOR,
     STYLEID_CURSOR,
     STYLEID_DISPLAY,
@@ -107,7 +108,8 @@ HRESULT set_nsstyle_attr(nsIDOMCSSStyleDeclaration*,styleid_t,LPCWSTR,DWORD) DEC
 HRESULT set_nsstyle_attr_var(nsIDOMCSSStyleDeclaration *nsstyle, styleid_t sid, VARIANT *value, DWORD flags) DECLSPEC_HIDDEN;
 HRESULT get_nsstyle_attr_var(nsIDOMCSSStyleDeclaration *nsstyle, styleid_t sid, VARIANT *p, DWORD flags) DECLSPEC_HIDDEN;
 
-#define ATTR_FIX_PX      1
-#define ATTR_FIX_URL     2
-#define ATTR_STR_TO_INT  4
-#define ATTR_HEX_INT     8
+#define ATTR_FIX_PX         0x0001
+#define ATTR_FIX_URL        0x0002
+#define ATTR_STR_TO_INT     0x0004
+#define ATTR_HEX_INT        0x0008
+#define ATTR_REMOVE_COMMA   0x0010