48096: Need a -moz-all value for user-select. r=sfraser.

This commit is contained in:
pierre%netscape.com 2000-08-12 01:00:14 +00:00
Родитель 7fa8629100
Коммит 5b88097f54
11 изменённых файлов: 103 добавлений и 58 удалений

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@ -39,6 +39,7 @@
******/
CSS_KEY(_moz_all)
CSS_KEY(_moz_bg_inset)
CSS_KEY(_moz_bg_outset)
CSS_KEY(_moz_center)

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@ -39,6 +39,7 @@
******/
CSS_KEY(_moz_all)
CSS_KEY(_moz_bg_inset)
CSS_KEY(_moz_bg_outset)
CSS_KEY(_moz_center)

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@ -666,6 +666,7 @@ const PRInt32 nsCSSProps::kUserSelectKTable[] = {
eCSSKeyword_all, NS_STYLE_USER_SELECT_ALL,
eCSSKeyword_toggle, NS_STYLE_USER_SELECT_TOGGLE,
eCSSKeyword_tri_state, NS_STYLE_USER_SELECT_TRI_STATE,
eCSSKeyword__moz_all, NS_STYLE_USER_SELECT_MOZ_ALL,
-1,-1
};

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@ -85,7 +85,8 @@
#define NS_STYLE_USER_SELECT_ALL 4
#define NS_STYLE_USER_SELECT_TOGGLE 5
#define NS_STYLE_USER_SELECT_TRI_STATE 6
#define NS_STYLE_USER_SELECT_AUTO 7
#define NS_STYLE_USER_SELECT_AUTO 7 // internal value - please use nsFrame::IsSelectable()
#define NS_STYLE_USER_SELECT_MOZ_ALL 8 // force selection of all children - bug 48096
// user-input
#define NS_STYLE_USER_INPUT_NONE 0

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@ -85,7 +85,8 @@
#define NS_STYLE_USER_SELECT_ALL 4
#define NS_STYLE_USER_SELECT_TOGGLE 5
#define NS_STYLE_USER_SELECT_TRI_STATE 6
#define NS_STYLE_USER_SELECT_AUTO 7
#define NS_STYLE_USER_SELECT_AUTO 7 // internal value - please use nsFrame::IsSelectable()
#define NS_STYLE_USER_SELECT_MOZ_ALL 8 // force selection of all children - bug 48096
// user-input
#define NS_STYLE_USER_INPUT_NONE 0

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@ -932,46 +932,64 @@ nsFrame::FrameOrParentHasSpecialSelectionStyle(PRUint8 aSelectionStyle, nsIFrame
NS_IMETHODIMP
nsFrame::IsSelectable(PRBool* aSelectable, PRUint8* aSelectStyle) const
{
if (!aSelectable) return NS_ERROR_NULL_POINTER;
// we'll allow aSelectStyle to be NULL and just not return info.
nsresult result = NS_OK;
PRBool selectable = PR_TRUE; // defaults to true
PRUint8 selectStyle = NS_STYLE_USER_SELECT_AUTO;
nsIFrame* frame = (nsIFrame*)this;
if (!aSelectable && !aSelectStyle)
return NS_ERROR_NULL_POINTER;
// Checks style to see if we can be selected.
// Like 'visibility', we must check all the parents: if a parent
// is not selectable, none of its children is selectable.
while (frame && NS_SUCCEEDED(result))
{
//
// The -moz-all value acts similarly: if a frame has 'user-select:-moz-all',
// all its children are selectable, even those with 'user-select:none'.
//
// As a result, if 'none' and '-moz-all' are not present in the frame hierarchy,
// aSelectStyle returns the first style that is not AUTO. If these values
// are present in the frame hierarchy, aSelectStyle returns the style of the
// topmost parent that has either 'none' or '-moz-all'.
//
// For instance, if the frame hierarchy is:
// AUTO -> _MOZ_ALL -> NONE -> TEXT, the returned value is _MOZ_ALL
// TEXT -> NONE -> AUTO -> _MOZ_ALL, the returned value is NONE
// _MOZ_ALL -> TEXT -> AUTO -> AUTO, the returned value is _MOZ_ALL
// AUTO -> CELL -> TEXT -> AUTO, the returned value is TEXT
//
nsresult result = NS_OK;
PRUint8 selectStyle = NS_STYLE_USER_SELECT_AUTO;
nsIFrame* frame = (nsIFrame*)this;
while (frame && NS_SUCCEEDED(result)) {
const nsStyleUserInterface* userinterface;
frame->GetStyleData(eStyleStruct_UserInterface, (const nsStyleStruct*&)userinterface);
if (userinterface)
{
if (userinterface->mUserSelect == NS_STYLE_USER_SELECT_NONE) {
selectable = PR_FALSE;
break; // if a frame is not selectable, stop looking
} else
{ // otherwise return the first style which is not 'auto'
if (selectStyle == NS_STYLE_USER_SELECT_AUTO) {
if (userinterface) {
switch (userinterface->mUserSelect) {
case NS_STYLE_USER_SELECT_NONE:
case NS_STYLE_USER_SELECT_MOZ_ALL:
// override the previous values
selectStyle = userinterface->mUserSelect;
}
break;
default:
// otherwise return the first value which is not 'auto'
if (selectStyle == NS_STYLE_USER_SELECT_AUTO) {
selectStyle = userinterface->mUserSelect;
}
break;
}
}
result = frame->GetParent(&frame);
}
if (selectable) {
if (selectStyle == NS_STYLE_USER_SELECT_AUTO) {
selectStyle = NS_STYLE_USER_SELECT_TEXT;
}
} else {
selectStyle = NS_STYLE_USER_SELECT_NONE;
}
// convert internal values to standard values
if (selectStyle == NS_STYLE_USER_SELECT_AUTO)
selectStyle = NS_STYLE_USER_SELECT_TEXT;
else
if (selectStyle == NS_STYLE_USER_SELECT_MOZ_ALL)
selectStyle = NS_STYLE_USER_SELECT_ALL;
*aSelectable = selectable;
if (aSelectStyle) *aSelectStyle = selectStyle;
// return stuff
if (aSelectable)
*aSelectable = (selectStyle != NS_STYLE_USER_SELECT_NONE);
if (aSelectStyle)
*aSelectStyle = selectStyle;
return NS_OK;
}

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@ -932,46 +932,64 @@ nsFrame::FrameOrParentHasSpecialSelectionStyle(PRUint8 aSelectionStyle, nsIFrame
NS_IMETHODIMP
nsFrame::IsSelectable(PRBool* aSelectable, PRUint8* aSelectStyle) const
{
if (!aSelectable) return NS_ERROR_NULL_POINTER;
// we'll allow aSelectStyle to be NULL and just not return info.
nsresult result = NS_OK;
PRBool selectable = PR_TRUE; // defaults to true
PRUint8 selectStyle = NS_STYLE_USER_SELECT_AUTO;
nsIFrame* frame = (nsIFrame*)this;
if (!aSelectable && !aSelectStyle)
return NS_ERROR_NULL_POINTER;
// Checks style to see if we can be selected.
// Like 'visibility', we must check all the parents: if a parent
// is not selectable, none of its children is selectable.
while (frame && NS_SUCCEEDED(result))
{
//
// The -moz-all value acts similarly: if a frame has 'user-select:-moz-all',
// all its children are selectable, even those with 'user-select:none'.
//
// As a result, if 'none' and '-moz-all' are not present in the frame hierarchy,
// aSelectStyle returns the first style that is not AUTO. If these values
// are present in the frame hierarchy, aSelectStyle returns the style of the
// topmost parent that has either 'none' or '-moz-all'.
//
// For instance, if the frame hierarchy is:
// AUTO -> _MOZ_ALL -> NONE -> TEXT, the returned value is _MOZ_ALL
// TEXT -> NONE -> AUTO -> _MOZ_ALL, the returned value is NONE
// _MOZ_ALL -> TEXT -> AUTO -> AUTO, the returned value is _MOZ_ALL
// AUTO -> CELL -> TEXT -> AUTO, the returned value is TEXT
//
nsresult result = NS_OK;
PRUint8 selectStyle = NS_STYLE_USER_SELECT_AUTO;
nsIFrame* frame = (nsIFrame*)this;
while (frame && NS_SUCCEEDED(result)) {
const nsStyleUserInterface* userinterface;
frame->GetStyleData(eStyleStruct_UserInterface, (const nsStyleStruct*&)userinterface);
if (userinterface)
{
if (userinterface->mUserSelect == NS_STYLE_USER_SELECT_NONE) {
selectable = PR_FALSE;
break; // if a frame is not selectable, stop looking
} else
{ // otherwise return the first style which is not 'auto'
if (selectStyle == NS_STYLE_USER_SELECT_AUTO) {
if (userinterface) {
switch (userinterface->mUserSelect) {
case NS_STYLE_USER_SELECT_NONE:
case NS_STYLE_USER_SELECT_MOZ_ALL:
// override the previous values
selectStyle = userinterface->mUserSelect;
}
break;
default:
// otherwise return the first value which is not 'auto'
if (selectStyle == NS_STYLE_USER_SELECT_AUTO) {
selectStyle = userinterface->mUserSelect;
}
break;
}
}
result = frame->GetParent(&frame);
}
if (selectable) {
if (selectStyle == NS_STYLE_USER_SELECT_AUTO) {
selectStyle = NS_STYLE_USER_SELECT_TEXT;
}
} else {
selectStyle = NS_STYLE_USER_SELECT_NONE;
}
// convert internal values to standard values
if (selectStyle == NS_STYLE_USER_SELECT_AUTO)
selectStyle = NS_STYLE_USER_SELECT_TEXT;
else
if (selectStyle == NS_STYLE_USER_SELECT_MOZ_ALL)
selectStyle = NS_STYLE_USER_SELECT_ALL;
*aSelectable = selectable;
if (aSelectStyle) *aSelectStyle = selectStyle;
// return stuff
if (aSelectable)
*aSelectable = (selectStyle != NS_STYLE_USER_SELECT_NONE);
if (aSelectStyle)
*aSelectStyle = selectStyle;
return NS_OK;
}

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@ -39,6 +39,7 @@
******/
CSS_KEY(_moz_all)
CSS_KEY(_moz_bg_inset)
CSS_KEY(_moz_bg_outset)
CSS_KEY(_moz_center)

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@ -666,6 +666,7 @@ const PRInt32 nsCSSProps::kUserSelectKTable[] = {
eCSSKeyword_all, NS_STYLE_USER_SELECT_ALL,
eCSSKeyword_toggle, NS_STYLE_USER_SELECT_TOGGLE,
eCSSKeyword_tri_state, NS_STYLE_USER_SELECT_TRI_STATE,
eCSSKeyword__moz_all, NS_STYLE_USER_SELECT_MOZ_ALL,
-1,-1
};

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@ -39,6 +39,7 @@
******/
CSS_KEY(_moz_all)
CSS_KEY(_moz_bg_inset)
CSS_KEY(_moz_bg_outset)
CSS_KEY(_moz_center)

Просмотреть файл

@ -666,6 +666,7 @@ const PRInt32 nsCSSProps::kUserSelectKTable[] = {
eCSSKeyword_all, NS_STYLE_USER_SELECT_ALL,
eCSSKeyword_toggle, NS_STYLE_USER_SELECT_TOGGLE,
eCSSKeyword_tri_state, NS_STYLE_USER_SELECT_TRI_STATE,
eCSSKeyword__moz_all, NS_STYLE_USER_SELECT_MOZ_ALL,
-1,-1
};