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Image recognition by file extension for object tag

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This commit is contained in:
av%netscape.com 1999-03-27 01:00:02 +00:00
parent 9944eaeed5
commit 1319e66d48
2 changed files with 48 additions and 0 deletions
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24
layout/generic/nsObjectFrame.cpp
View File

@ -292,6 +292,11 @@ nsObjectFrame::SetInitialChildList(nsIPresContext& aPresContext,
}
//~~~
#define IMAGE_EXT_GIF "gif"
#define IMAGE_EXT_JPG "jpg"
#define IMAGE_EXT_PNG "png"
#define IMAGE_EXT_XBM "xbm"
void nsObjectFrame::IsSupportedImage(nsIContent* aContent, PRBool* aImage)
{
*aImage = PR_FALSE;
@ -303,6 +308,7 @@ void nsObjectFrame::IsSupportedImage(nsIContent* aContent, PRBool* aImage)
nsresult rv = aContent->GetAttribute(kNameSpaceID_HTML, nsHTMLAtoms::type, type);
if((rv == NS_CONTENT_ATTR_HAS_VALUE) && (type.Length() > 0))
{
// should be really call to imlib
if(type.EqualsIgnoreCase(IMAGE_GIF) ||
type.EqualsIgnoreCase(IMAGE_JPG) ||
type.EqualsIgnoreCase(IMAGE_PJPG)||
@ -321,6 +327,24 @@ void nsObjectFrame::IsSupportedImage(nsIContent* aContent, PRBool* aImage)
rv = aContent->GetAttribute(kNameSpaceID_HTML, nsHTMLAtoms::data, data);
if((rv == NS_CONTENT_ATTR_HAS_VALUE) && (data.Length() > 0))
{
// should be really call to imlib
nsAutoString ext;
PRInt32 iLastCharOffset = data.Length() - 1;
PRInt32 iPointOffset = data.RFind(".");
if(iPointOffset != -1)
{
data.Mid(ext, iPointOffset + 1, iLastCharOffset - iPointOffset);
if(ext.EqualsIgnoreCase(IMAGE_EXT_GIF) ||
ext.EqualsIgnoreCase(IMAGE_EXT_JPG) ||
ext.EqualsIgnoreCase(IMAGE_EXT_PNG) ||
ext.EqualsIgnoreCase(IMAGE_EXT_XBM))
{
*aImage = PR_TRUE;
}
}
return;
}
}

24
layout/html/base/src/nsObjectFrame.cpp
View File

@ -292,6 +292,11 @@ nsObjectFrame::SetInitialChildList(nsIPresContext& aPresContext,
}
//~~~
#define IMAGE_EXT_GIF "gif"
#define IMAGE_EXT_JPG "jpg"
#define IMAGE_EXT_PNG "png"
#define IMAGE_EXT_XBM "xbm"
void nsObjectFrame::IsSupportedImage(nsIContent* aContent, PRBool* aImage)
{
*aImage = PR_FALSE;
@ -303,6 +308,7 @@ void nsObjectFrame::IsSupportedImage(nsIContent* aContent, PRBool* aImage)
nsresult rv = aContent->GetAttribute(kNameSpaceID_HTML, nsHTMLAtoms::type, type);
if((rv == NS_CONTENT_ATTR_HAS_VALUE) && (type.Length() > 0))
{
// should be really call to imlib
if(type.EqualsIgnoreCase(IMAGE_GIF) ||
type.EqualsIgnoreCase(IMAGE_JPG) ||
type.EqualsIgnoreCase(IMAGE_PJPG)||
@ -321,6 +327,24 @@ void nsObjectFrame::IsSupportedImage(nsIContent* aContent, PRBool* aImage)
rv = aContent->GetAttribute(kNameSpaceID_HTML, nsHTMLAtoms::data, data);
if((rv == NS_CONTENT_ATTR_HAS_VALUE) && (data.Length() > 0))
{
// should be really call to imlib
nsAutoString ext;
PRInt32 iLastCharOffset = data.Length() - 1;
PRInt32 iPointOffset = data.RFind(".");
if(iPointOffset != -1)
{
data.Mid(ext, iPointOffset + 1, iLastCharOffset - iPointOffset);
if(ext.EqualsIgnoreCase(IMAGE_EXT_GIF) ||
ext.EqualsIgnoreCase(IMAGE_EXT_JPG) ||
ext.EqualsIgnoreCase(IMAGE_EXT_PNG) ||
ext.EqualsIgnoreCase(IMAGE_EXT_XBM))
{
*aImage = PR_TRUE;
}
}
return;
}
}