Not enabling creator's to be asked if they want to create a special frame for anonymous content

bug 33515
This commit is contained in:
rods%netscape.com 2000-04-19 13:55:17 +00:00
Родитель 6a6de818c6
Коммит 47329d0362
21 изменённых файлов: 763 добавлений и 599 удалений

Просмотреть файл

@ -4569,15 +4569,16 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
const nsStyleDisplay* styleDisplay;
newFrame->GetStyleData(eStyleStruct_Display, (const nsStyleStruct*&) styleDisplay);
nsIFrame * blkFrame;
NS_NewBlockFrame(shell, &blkFrame, flags);
nsIFrame * areaFrame;
//NS_NewBlockFrame(shell, &areaFrame, flags);
NS_NewAreaFrame(shell, &areaFrame, flags | NS_BLOCK_SHRINK_WRAP);// | NS_BLOCK_MARGIN_ROOT);
// Resolve style and initialize the frame
nsIStyleContext* styleContext;
aPresContext->ResolvePseudoStyleContextFor(aContent, nsHTMLAtoms::fieldsetContentPseudo,
aStyleContext, PR_FALSE, &styleContext);
InitAndRestoreFrame(aPresContext, aState, aContent,
newFrame, styleContext, nsnull, blkFrame);
newFrame, styleContext, nsnull, areaFrame);
NS_RELEASE(styleContext);
@ -4587,7 +4588,7 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
HaveSpecialBlockStyle(aPresContext, aContent, aStyleContext,
&haveFirstLetterStyle, &haveFirstLineStyle);
nsFrameConstructorSaveState floaterSaveState;
aState.PushFloaterContainingBlock(blkFrame, floaterSaveState,
aState.PushFloaterContainingBlock(areaFrame, floaterSaveState,
haveFirstLetterStyle,
haveFirstLineStyle);
@ -4600,10 +4601,10 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
if (isPositionedContainingBlock) {
// The area frame becomes a container for child frames that are
// absolutely positioned
aState.PushAbsoluteContainingBlock(blkFrame, absoluteSaveState);
aState.PushAbsoluteContainingBlock(areaFrame, absoluteSaveState);
}
ProcessChildren(aPresShell, aPresContext, aState, aContent, blkFrame, PR_FALSE,
ProcessChildren(aPresShell, aPresContext, aState, aContent, areaFrame, PR_FALSE,
childItems, PR_TRUE);
static NS_DEFINE_IID(kLegendFrameCID, NS_LEGEND_FRAME_CID);
@ -4617,7 +4618,7 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
nsIFrame * nxt;
legendFrame->GetNextSibling(&nxt);
previous->SetNextSibling(nxt);
blkFrame->SetNextSibling(legendFrame);
areaFrame->SetNextSibling(legendFrame);
legendFrame->SetParent(newFrame);
legendFrame->SetNextSibling(nsnull);
break;
@ -4625,7 +4626,7 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
nsIFrame * nxt;
legendFrame->GetNextSibling(&nxt);
childItems.childList = nxt;
blkFrame->SetNextSibling(legendFrame);
areaFrame->SetNextSibling(legendFrame);
legendFrame->SetParent(newFrame);
legendFrame->SetNextSibling(nsnull);
break;
@ -4636,21 +4637,21 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
}
// Set the scrolled frame's initial child lists
blkFrame->SetInitialChildList(aPresContext, nsnull, childItems.childList);
areaFrame->SetInitialChildList(aPresContext, nsnull, childItems.childList);
if (isPositionedContainingBlock && aState.mAbsoluteItems.childList) {
blkFrame->SetInitialChildList(aPresContext,
areaFrame->SetInitialChildList(aPresContext,
nsLayoutAtoms::absoluteList,
aState.mAbsoluteItems.childList);
}
if (aState.mFloatedItems.childList) {
blkFrame->SetInitialChildList(aPresContext,
areaFrame->SetInitialChildList(aPresContext,
nsLayoutAtoms::floaterList,
aState.mFloatedItems.childList);
}
// Set the scroll frame's initial child list
newFrame->SetInitialChildList(aPresContext, nsnull, blkFrame);
newFrame->SetInitialChildList(aPresContext, nsnull, areaFrame);
// our new frame retured is the top frame which is the list frame.
aNewFrame = newFrame;
@ -5152,11 +5153,11 @@ nsCSSFrameConstructor::CreateAnonymousFrames(nsIPresShell* aPresShell,
nsFrameConstructorState& aState,
nsIContent* aParent,
nsIDocument* aDocument,
nsIFrame* aNewFrame,
nsIFrame* aParentFrame,
nsFrameItems& aChildItems)
{
nsCOMPtr<nsIAnonymousContentCreator> creator(do_QueryInterface(aNewFrame));
nsCOMPtr<nsIAnonymousContentCreator> creator(do_QueryInterface(aParentFrame));
if (!creator)
return NS_OK;
@ -5180,8 +5181,14 @@ nsCSSFrameConstructor::CreateAnonymousFrames(nsIPresShell* aPresShell,
content->SetParent(aParent);
content->SetDocument(aDocument, PR_TRUE);
nsIFrame * newFrame = nsnull;
nsresult rv = creator->CreateFrameFor(aPresContext, content, &newFrame);
if (NS_SUCCEEDED(rv) && newFrame != nsnull) {
aChildItems.AddChild(newFrame);
} else {
// create the frame and attach it to our frame
ConstructFrame(aPresShell, aPresContext, aState, content, aNewFrame, aChildItems);
ConstructFrame(aPresShell, aPresContext, aState, content, aParentFrame, aChildItems);
}
}
return NS_OK;

Просмотреть файл

@ -57,11 +57,13 @@
#include "nsTextFragment.h"
#include "nsCSSFrameConstructor.h"
#include "nsIDocument.h"
#include "nsIScrollableFrame.h"
#ifdef DO_NEW_REFLOW
#include "nsIFontMetrics.h"
#endif
static const PRBool kGoodToGo = PR_FALSE;
static NS_DEFINE_IID(kIFormControlFrameIID, NS_IFORMCONTROLFRAME_IID);
static NS_DEFINE_IID(kIComboboxControlFrameIID, NS_ICOMBOBOXCONTROLFRAME_IID);
@ -906,6 +908,7 @@ nsComboboxControlFrame::ReflowCombobox(nsIPresContext * aPresContext,
nsHTMLReflowState txtKidReflowState(aPresContext, aReflowState, aDisplayFrame, txtAvailSize);
aDisplayFrame->WillReflow(aPresContext);
//aDisplayFrame->MoveTo(aPresContext, dspBorderPadding.left + aBorderPadding.left, dspBorderPadding.top + aBorderPadding.top);
aDisplayFrame->MoveTo(aPresContext, aBorderPadding.left, aBorderPadding.top);
nsIView* view;
aDisplayFrame->GetView(aPresContext, &view);
@ -943,8 +946,8 @@ nsComboboxControlFrame::ReflowCombobox(nsIPresContext * aPresContext,
// set the display rect to be left justifed and
// fills the entire area except the button
nscoord x = aBorderPadding.left;
displayRect.x = x;
displayRect.y = aBorderPadding.top;
displayRect.x = x;// + dspBorderPadding.left;
displayRect.y = aBorderPadding.top;// + dspBorderPadding.top;
displayRect.height = insideHeight;
displayRect.width = dispWidth - aBtnWidth;
aDisplayFrame->SetRect(aPresContext, displayRect);
@ -1228,24 +1231,18 @@ nsComboboxControlFrame::Reflow(nsIPresContext* aPresContext,
// then it look like we are suppose to be showing the dropdown
// XXX - It is really to bad we have to reflow at all
// just to get it to show up or be hidden
nsIFrame * incrementalChild;
aReflowState.reflowCommand->GetNext(incrementalChild);
if (nsViewVisibility_kHide == vis && mDroppedDown) {
bail = PR_TRUE;
// Do a constrained reflow at a predetermined size
// to have the dropdown shown
firstPassState.reason = eReflowReason_StyleChange;
firstPassState.reflowCommand = nsnull;
mListControlFrame->SetOverrideReflowOptimization(PR_TRUE);
nscoord width = mCacheSize.width > kSizeNotSet?PR_MAX(mCacheSize.width, dropdownRect.width):NS_UNCONSTRAINEDSIZE;
ReflowComboChildFrame(dropdownFrame, aPresContext, dropdownDesiredSize, firstPassState, aStatus, width, NS_UNCONSTRAINEDSIZE);
ReflowComboChildFrame(dropdownFrame, aPresContext, dropdownDesiredSize, aReflowState, aStatus, width, NS_UNCONSTRAINEDSIZE);
} else if (nsViewVisibility_kShow == vis && !mDroppedDown) {
bail = PR_TRUE;
// Do a Unconstrained reflow to "roll" it up
// then cache that unconstrained size
firstPassState.reason = eReflowReason_StyleChange;
firstPassState.reflowCommand = nsnull;
mListControlFrame->SetOverrideReflowOptimization(PR_TRUE);
ReflowComboChildFrame(dropdownFrame, aPresContext, dropdownDesiredSize, firstPassState, aStatus, NS_UNCONSTRAINEDSIZE, NS_UNCONSTRAINEDSIZE);
nscoord width = mCacheSize.width > kSizeNotSet?PR_MAX(mCacheSize.width, dropdownRect.width):NS_UNCONSTRAINEDSIZE;
ReflowComboChildFrame(dropdownFrame, aPresContext, dropdownDesiredSize, aReflowState, aStatus, width, NS_UNCONSTRAINEDSIZE);
// cache the values here also,
// since we just did an unconstrained reflow
mCachedUncDropdownSize.width = dropdownDesiredSize.width;
@ -1294,13 +1291,13 @@ nsComboboxControlFrame::Reflow(nsIPresContext* aPresContext,
//mListControlFrame->SetOverrideReflowOptimization(PR_TRUE);
} else if (targetFrame == mDisplayFrame || targetFrame == buttonFrame) {
/*if (targetFrame == mDisplayFrame) {
if (targetFrame == mDisplayFrame) {
nsresult rv = ReflowComboChildFrame(mDisplayFrame, aPresContext, aDesiredSize,
aReflowState, aStatus,
aReflowState.availableWidth,
aReflowState.availableHeight);
return rv;
}*/
}
// The incremental reflow is targeted at either the block or the button
REFLOW_DEBUG_MSG2("-----------------Target is %s------------\n", (targetFrame == mDisplayFrame?"DisplayItem Frame":"DropDown Btn Frame"));
@ -1314,6 +1311,27 @@ nsComboboxControlFrame::Reflow(nsIPresContext* aPresContext,
UNCONSTRAINED_CHECK();
return rv;
} else {
nsIFrame * plainLstFrame;
if (NS_SUCCEEDED(mListControlFrame->QueryInterface(kIFrameIID, (void**)&plainLstFrame))) {
nsIFrame * frame;
plainLstFrame->FirstChild(aPresContext, nsnull, &frame);
nsIScrollableFrame * scrollFrame;
if (NS_SUCCEEDED(frame->QueryInterface(NS_GET_IID(nsIScrollableFrame), (void**)&scrollFrame))) {
nsRect rect;
plainLstFrame->GetRect(rect);
nsresult rvv = plainLstFrame->Reflow(aPresContext, aDesiredSize, aReflowState, aStatus);
aDesiredSize.width = mCacheSize.width;
aDesiredSize.height = mCacheSize.height;
if (aDesiredSize.maxElementSize != nsnull) {
aDesiredSize.maxElementSize->width = mCachedMaxElementSize.width;
aDesiredSize.maxElementSize->height = mCachedMaxElementSize.height;
}
return NS_OK;
}
}
// Here the target of the reflow was a child of the dropdown list
// so we must do a full reflow
REFLOW_DEBUG_MSG("-----------------Target is Dropdown's Child (Option Item)------------\n");
@ -1572,12 +1590,6 @@ nsComboboxControlFrame::Reflow(nsIPresContext* aPresContext,
}
//-------------------------------------------------------------------------------
//-------------------------------------------------------------------------------
// Done with New Reflow
//-------------------------------------------------------------------------------
//-------------------------------------------------------------------------------
//--------------------------------------------------------------
NS_IMETHODIMP
nsComboboxControlFrame::GetName(nsString* aResult)
@ -1646,7 +1658,6 @@ nsComboboxControlFrame::GetFrameForPoint(nsIPresContext* aPresContext,
nsIFrame** aFrame)
{
PRBool inThisFrame = mRect.Contains(aPoint);
if (! ((mState & NS_FRAME_OUTSIDE_CHILDREN) || inThisFrame) ) {
return NS_ERROR_FAILURE;
}
@ -1661,13 +1672,17 @@ nsComboboxControlFrame::GetFrameForPoint(nsIPresContext* aPresContext,
return NS_ERROR_FAILURE;
}
#if 0
if (aWhichLayer == NS_FRAME_PAINT_LAYER_FOREGROUND) {
nsresult rv = GetFrameForPointUsing(aPresContext, aPoint, nsnull, NS_FRAME_PAINT_LAYER_FOREGROUND, PR_FALSE, aFrame);
if (NS_SUCCEEDED(rv)) return rv;
return GetFrameForPointUsing(aPresContext, aPoint, nsnull, NS_FRAME_PAINT_LAYER_BACKGROUND, PR_TRUE, aFrame);
}
return NS_ERROR_FAILURE;
#else
*aFrame = this;
return NS_OK;
#endif
}
@ -1847,15 +1862,19 @@ nsComboboxControlFrame::SelectionChanged()
if (shouldSetValue) {
rv = mDisplayContent->SetText(mTextStr.GetUnicode(), mTextStr.Length(), PR_TRUE);
nsFrameState state;
mTextFrame->GetFrameState(&state);
state |= NS_FRAME_IS_DIRTY;
mTextFrame->SetFrameState(state);
//mTextFrame->GetFrameState(&state);
//state |= NS_FRAME_IS_DIRTY;
//mTextFrame->SetFrameState(state);
mDisplayFrame->GetFrameState(&state);
state |= NS_FRAME_IS_DIRTY;
mDisplayFrame->SetFrameState(state);
nsCOMPtr<nsIPresShell> shell;
rv = mPresContext->GetShell(getter_AddRefs(shell));
ReflowDirtyChild(shell, (nsIFrame*) mDisplayFrame);
nsCOMPtr<nsIPresShell> presShell;
mPresContext->GetShell(getter_AddRefs(presShell));
presShell->FlushPendingNotifications();
}
}
return rv;
@ -2006,6 +2025,9 @@ nsComboboxControlFrame::GetProperty(nsIAtom* aName, nsString& aValue)
NS_IMETHODIMP
nsComboboxControlFrame::CreateDisplayFrame(nsIPresContext* aPresContext)
{
if (kGoodToGo) {
return NS_OK;
}
nsCOMPtr<nsIPresShell> shell;
aPresContext->GetShell(getter_AddRefs(shell));
@ -2090,11 +2112,13 @@ nsComboboxControlFrame::CreateAnonymousContent(nsIPresContext* aPresContext,
mDisplayContent = do_QueryInterface(labelContent);
mDisplayContent->SetText(value.GetUnicode(), value.Length(), PR_TRUE);
nsIDocument* doc;
/*nsIDocument* doc;
mContent->GetDocument(doc);
labelContent->SetDocument(doc, PR_FALSE);
NS_RELEASE(doc);
mContent->AppendChildTo(labelContent, PR_FALSE);
*/
aChildList.AppendElement(labelContent);
// create button which drops the list down
result = NS_NewHTMLInputElement(&mButtonContent, nsHTMLAtoms::input);
@ -2108,6 +2132,82 @@ nsComboboxControlFrame::CreateAnonymousContent(nsIPresContext* aPresContext,
return NS_OK;
}
NS_IMETHODIMP
nsComboboxControlFrame::CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame)
{
NS_PRECONDITION(nsnull != aFrame, "null ptr");
NS_PRECONDITION(nsnull != aContent, "null ptr");
NS_PRECONDITION(nsnull != aPresContext, "null ptr");
*aFrame = nsnull;
NS_ASSERTION(mDisplayContent != nsnull, "mDisplayContent can't be null!");
if (!kGoodToGo) {
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsIContent> content(do_QueryInterface(mDisplayContent));
if (aContent == content.get()) {
// Get PresShell
nsCOMPtr<nsIPresShell> shell;
aPresContext->GetShell(getter_AddRefs(shell));
// Start by by creating a containing frame
nsresult rv = NS_NewBlockFrame(shell, (nsIFrame**)&mDisplayFrame, NS_BLOCK_SPACE_MGR);
if (NS_FAILED(rv)) { return rv; }
if (!mDisplayFrame) { return NS_ERROR_NULL_POINTER; }
// create the style context for the anonymous block frame
nsCOMPtr<nsIStyleContext> styleContext;
rv = aPresContext->ResolvePseudoStyleContextFor(content,
nsHTMLAtoms::mozDisplayComboboxControlFrame,
mStyleContext,
PR_FALSE,
getter_AddRefs(styleContext));
if (NS_FAILED(rv)) { return rv; }
if (!styleContext) { return NS_ERROR_NULL_POINTER; }
// Create a text frame and put it inside the block frame
rv = NS_NewTextFrame(shell, &mTextFrame);
if (NS_FAILED(rv)) { return rv; }
if (!mTextFrame) { return NS_ERROR_NULL_POINTER; }
nsCOMPtr<nsIStyleContext> textStyleContext;
rv = aPresContext->ResolvePseudoStyleContextFor(content,
nsHTMLAtoms::mozDisplayComboboxControlFrame,//nsHTMLAtoms::textPseudo,
styleContext,
PR_FALSE,
getter_AddRefs(textStyleContext));
if (NS_FAILED(rv)) { return rv; }
if (!textStyleContext) { return NS_ERROR_NULL_POINTER; }
// initialize the text frame
nsCOMPtr<nsIContent> content(do_QueryInterface(mDisplayContent));
mTextFrame->Init(aPresContext, content, mDisplayFrame, textStyleContext, nsnull);
mTextFrame->SetInitialChildList(aPresContext, nsnull, nsnull);
/*nsCOMPtr<nsIFrameManager> frameManager;
rv = shell->GetFrameManager(getter_AddRefs(frameManager));
if (NS_FAILED(rv)) { return rv; }
if (!frameManager) { return NS_ERROR_NULL_POINTER; }
frameManager->SetPrimaryFrameFor(content, mTextFrame);
*/
rv = mDisplayFrame->Init(aPresContext, content, this, styleContext, nsnull);
if (NS_FAILED(rv)) { return rv; }
mDisplayFrame->SetInitialChildList(aPresContext, nsnull, mTextFrame);
*aFrame = mDisplayFrame;
return NS_OK;
}
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsComboboxControlFrame::SetSuggestedSize(nscoord aWidth, nscoord aHeight)
{
@ -2137,13 +2237,13 @@ nsComboboxControlFrame::Destroy(nsIPresContext* aPresContext)
// Cleanup frames in popup child list
mPopupFrames.DestroyFrames(aPresContext);
if (mDisplayFrame) {
/*if (mDisplayFrame) {
mFrameConstructor->RemoveMappingsForFrameSubtree(aPresContext, mDisplayFrame, nsnull);
mDisplayFrame->Destroy(aPresContext);
mDisplayFrame=nsnull;
}
}*/
if (mDisplayContent) {
/*if (mDisplayContent) {
nsCOMPtr<nsIContent> content(do_QueryInterface(mDisplayContent));
if (content) {
PRInt32 index;
@ -2151,7 +2251,7 @@ nsComboboxControlFrame::Destroy(nsIPresContext* aPresContext)
mContent->RemoveChildAt(index, PR_FALSE);
}
}
}
}*/
return nsAreaFrame::Destroy(aPresContext);
}
@ -2181,6 +2281,17 @@ nsComboboxControlFrame::SetInitialChildList(nsIPresContext* aPresContext,
} else {
rv = nsAreaFrame::SetInitialChildList(aPresContext, aListName, aChildList);
InitTextStr(aPresContext, PR_FALSE);
nsIFrame * child = aChildList;
while (child != nsnull) {
nsIFormControlFrame* fcFrame = nsnull;
nsresult rv = child->QueryInterface(kIFormControlFrameIID, (void**)&fcFrame);
if (NS_FAILED(rv) && fcFrame == nsnull) {
mDisplayFrame = child;
break;
}
child->GetNextSibling(&child);
}
}
return rv;
}
@ -2282,6 +2393,10 @@ nsComboboxControlFrame::Paint(nsIPresContext* aPresContext,
#endif
nsAreaFrame::Paint(aPresContext,aRenderingContext,aDirtyRect,aWhichLayer);
if (kGoodToGo) {
return NS_OK;
}
if (NS_FRAME_PAINT_LAYER_FOREGROUND == aWhichLayer) {
if (mDisplayFrame) {
aRenderingContext.PushState();
@ -2293,12 +2408,38 @@ nsComboboxControlFrame::Paint(nsIPresContext* aPresContext,
mDisplayFrame, NS_FRAME_PAINT_LAYER_BACKGROUND);
PaintChild(aPresContext, aRenderingContext, aDirtyRect,
mDisplayFrame, NS_FRAME_PAINT_LAYER_FOREGROUND);
/////////////////////
// draw focus
// XXX This is only temporary
nsCOMPtr<nsIEventStateManager> stateManager;
nsresult rv = mPresContext->GetEventStateManager(getter_AddRefs(stateManager));
if (NS_SUCCEEDED(rv)) {
nsCOMPtr<nsIContent> content;
rv = stateManager->GetFocusedContent(getter_AddRefs(content));
if (NS_SUCCEEDED(rv) && content && content.get() == mContent) {
aRenderingContext.SetLineStyle(nsLineStyle_kDotted);
aRenderingContext.SetColor(0);
//aRenderingContext.DrawRect(clipRect);
float p2t;
aPresContext->GetPixelsToTwips(&p2t);
nscoord onePixel = NSIntPixelsToTwips(1, p2t);
clipRect.width -= onePixel;
clipRect.height -= onePixel;
aRenderingContext.DrawLine(clipRect.x, clipRect.y,
clipRect.x+clipRect.width, clipRect.y);
aRenderingContext.DrawLine(clipRect.x+clipRect.width, clipRect.y,
clipRect.x+clipRect.width, clipRect.y+clipRect.height);
aRenderingContext.DrawLine(clipRect.x+clipRect.width, clipRect.y+clipRect.height,
clipRect.x, clipRect.y+clipRect.height);
aRenderingContext.DrawLine(clipRect.x, clipRect.y+clipRect.height,
clipRect.x, clipRect.y);
}
}
/////////////////////
aRenderingContext.PopState(clipEmpty);
}
}
//nsRect rect(0, 0, 50000, 50000);
//aRenderingContext.SetColor(NS_RGB(255, 0, 0));
//aRenderingContext.FillRect(rect);
return NS_OK;
}

Просмотреть файл

@ -28,8 +28,8 @@
#endif
#ifdef DEBUG_rods
//#define DO_REFLOW_DEBUG
//#define DO_REFLOW_COUNTER
#define DO_REFLOW_DEBUG
#define DO_REFLOW_COUNTER
//#define DO_UNCONSTRAINED_CHECK
//#define DO_PIXELS
//#define DO_NEW_REFLOW
@ -79,6 +79,9 @@ public:
// nsIAnonymousContentCreator
NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aChildList);
NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame);
// nsIFrame
NS_IMETHOD Init(nsIPresContext* aPresContext,
@ -174,7 +177,10 @@ public:
NS_IMETHOD RestoreState(nsIPresContext* aPresContext, nsIPresState* aState);
//nsIRollupListener
// NS_DECL_NSIROLLUPLISTENER
NS_IMETHOD Rollup();
NS_IMETHOD ShouldRollupOnMouseWheelEvent(nsIWidget *aWidget, PRBool *aShouldRollup)
{ *aShouldRollup = PR_FALSE; return NS_OK;}
NS_IMETHOD SetFrameConstructor(nsCSSFrameConstructor *aConstructor)
{ mFrameConstructor = aConstructor; return NS_OK;} // not owner - do not addref!

Просмотреть файл

@ -116,6 +116,9 @@ public:
// from nsIAnonymousContentCreator
NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aChildList);
NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame) { if (aFrame) *aFrame = nsnull; return NS_ERROR_FAILURE; }
// mouse events when out browse button is pressed

Просмотреть файл

@ -68,6 +68,9 @@ public:
// nsIAnonymousContentCreator
NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aChildList);
NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame) { if (aFrame) *aFrame = nsnull; return NS_ERROR_FAILURE; }
protected:
NS_IMETHOD AddComputedBorderPaddingToDesiredSize(nsHTMLReflowMetrics& aDesiredSize,

Просмотреть файл

@ -56,6 +56,7 @@
#include "nsLayoutAtoms.h"
#include "nsIFontMetrics.h"
#include "nsVoidArray.h"
#include "nsIScrollableFrame.h"
#include "nsISelectElement.h"
@ -225,6 +226,8 @@ nsListControlFrame::nsListControlFrame()
mEndExtendedIndex = kNothingSelected;
mStartExtendedIndex = kNothingSelected;
mIsCapturingMouseEvents = PR_FALSE;
mDelayedIndexSetting = kNothingSelected;
mDelayedValueSetting = PR_FALSE;
mSelectionCache = new nsVoidArray();
mSelectionCacheLength = 0;
@ -367,6 +370,18 @@ nsListControlFrame::Reflow(nsIPresContext* aPresContext,
printSize("CW", aReflowState.mComputedWidth);
printSize("CH", aReflowState.mComputedHeight);
printf("\n");
#if 0
{
const nsStyleDisplay* display;
GetStyleData(eStyleStruct_Display, (const nsStyleStruct*&)display);
printf("+++++++++++++++++++++++++++++++++ ");
switch (display->mVisible) {
case NS_STYLE_VISIBILITY_COLLAPSE: printf("NS_STYLE_VISIBILITY_COLLAPSE\n");break;
case NS_STYLE_VISIBILITY_HIDDEN: printf("NS_STYLE_VISIBILITY_HIDDEN\n");break;
case NS_STYLE_VISIBILITY_VISIBLE: printf("NS_STYLE_VISIBILITY_VISIBLE\n");break;
}
}
#endif
#endif // DEBUG_rodsXXX
PRBool bailOnWidth;
@ -430,6 +445,11 @@ nsListControlFrame::Reflow(nsIPresContext* aPresContext,
#endif // DEBUG_rodsXXX
if (mDelayedIndexSetting != kNothingSelected) {
SetOptionSelected(mDelayedIndexSetting, mDelayedValueSetting);
mDelayedIndexSetting = kNothingSelected;
}
// If all the content and frames are here
// then initialize it before reflow
if (mIsAllContentHere && !mHasBeenInitialized) {
@ -537,6 +557,16 @@ nsListControlFrame::Reflow(nsIPresContext* aPresContext,
return res;
}
nsIScrollableFrame * scrollableFrame = nsnull;
nsRect scrolledRect;
if (NS_SUCCEEDED(QueryInterface(NS_GET_IID(nsIScrollableFrame), (void**)&scrollableFrame))) {
nsIFrame * scrolledFrame;
scrollableFrame->GetScrolledFrame(aPresContext, scrolledFrame);
NS_ASSERTION(scrolledFrame != nsnull, "Must have scrollable frame");
scrolledFrame->GetRect(scrolledRect);
} else {
NS_ASSERTION(scrollableFrame != nsnull, "Must have scrollableFrame frame");
}
// Compute the bounding box of the contents of the list using the area
// calculated by the first reflow as a starting point.
//
@ -1614,6 +1644,12 @@ nsListControlFrame::SetContentSelected(PRInt32 aIndex, PRBool aSelected)
return;
}
nsIContent* content = GetOptionContent(aIndex);
nsCOMPtr<nsIPresShell> presShell;
mPresContext->GetShell(getter_AddRefs(presShell));
nsIFrame * childframe;
nsresult result = presShell->GetPrimaryFrameFor(content, &childframe);
if (NS_SUCCEEDED(result) && childframe != nsnull) {
//NS_ASSERTION(nsnull != content && aIndex == 0, "Failed to retrieve option content");
if (nsnull != content) {
if (aSelected) {
@ -1625,6 +1661,11 @@ nsListControlFrame::SetContentSelected(PRInt32 aIndex, PRBool aSelected)
}
NS_RELEASE(content);
}
} else {
mDelayedIndexSetting = aIndex;
mDelayedValueSetting = aSelected;
}
}
//---------------------------------------------------------

Просмотреть файл

@ -265,6 +265,9 @@ protected:
PRBool mOverrideReflowOpt;
PRInt32 mDelayedIndexSetting;
PRBool mDelayedValueSetting;
nsIPresContext* mPresContext; // XXX: Remove the need to cache the pres context.
nsCOMPtr<nsIPresState> mPresState; // Need cache state when list is null

Просмотреть файл

@ -103,6 +103,9 @@ public:
// nsIAnonymousContentCreator
NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aAnonymousItems);
NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame) { if (aFrame) *aFrame = nsnull; return NS_ERROR_FAILURE; }
// nsIBox methods
NS_DECL_ISUPPORTS

Просмотреть файл

@ -31,6 +31,8 @@
class nsIPresContext;
class nsISupportsArray;
class nsIAtom;
class nsIStyleContext;
class nsIFrame;
// {41a69e00-2d6d-11d3-b033-a1357139787c}
@ -47,6 +49,12 @@ public:
static const nsIID& GetIID() { static nsIID iid = NS_IANONYMOUS_CONTENT_CREATOR_IID; return iid; }
NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aAnonymousItems)=0;
// If the creator doesn't want to create special fframe ro frame hierarchy
// then it should null out the style content arg and return NS_ERROR_FAILURE
NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame)=0;
};
nsresult NS_CreateAnonymousNode(nsIContent* aParent, nsIAtom* aTag, PRInt32 aNameSpaceId, nsCOMPtr<nsIContent>& aNewNode);

Просмотреть файл

@ -103,6 +103,9 @@ public:
// nsIAnonymousContentCreator
NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aAnonymousItems);
NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame) { if (aFrame) *aFrame = nsnull; return NS_ERROR_FAILURE; }
// nsIBox methods
NS_DECL_ISUPPORTS

Просмотреть файл

@ -31,6 +31,8 @@
class nsIPresContext;
class nsISupportsArray;
class nsIAtom;
class nsIStyleContext;
class nsIFrame;
// {41a69e00-2d6d-11d3-b033-a1357139787c}
@ -47,6 +49,12 @@ public:
static const nsIID& GetIID() { static nsIID iid = NS_IANONYMOUS_CONTENT_CREATOR_IID; return iid; }
NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aAnonymousItems)=0;
// If the creator doesn't want to create special fframe ro frame hierarchy
// then it should null out the style content arg and return NS_ERROR_FAILURE
NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame)=0;
};
nsresult NS_CreateAnonymousNode(nsIContent* aParent, nsIAtom* aTag, PRInt32 aNameSpaceId, nsCOMPtr<nsIContent>& aNewNode);

Просмотреть файл

@ -57,11 +57,13 @@
#include "nsTextFragment.h"
#include "nsCSSFrameConstructor.h"
#include "nsIDocument.h"
#include "nsIScrollableFrame.h"
#ifdef DO_NEW_REFLOW
#include "nsIFontMetrics.h"
#endif
static const PRBool kGoodToGo = PR_FALSE;
static NS_DEFINE_IID(kIFormControlFrameIID, NS_IFORMCONTROLFRAME_IID);
static NS_DEFINE_IID(kIComboboxControlFrameIID, NS_ICOMBOBOXCONTROLFRAME_IID);
@ -906,6 +908,7 @@ nsComboboxControlFrame::ReflowCombobox(nsIPresContext * aPresContext,
nsHTMLReflowState txtKidReflowState(aPresContext, aReflowState, aDisplayFrame, txtAvailSize);
aDisplayFrame->WillReflow(aPresContext);
//aDisplayFrame->MoveTo(aPresContext, dspBorderPadding.left + aBorderPadding.left, dspBorderPadding.top + aBorderPadding.top);
aDisplayFrame->MoveTo(aPresContext, aBorderPadding.left, aBorderPadding.top);
nsIView* view;
aDisplayFrame->GetView(aPresContext, &view);
@ -943,8 +946,8 @@ nsComboboxControlFrame::ReflowCombobox(nsIPresContext * aPresContext,
// set the display rect to be left justifed and
// fills the entire area except the button
nscoord x = aBorderPadding.left;
displayRect.x = x;
displayRect.y = aBorderPadding.top;
displayRect.x = x;// + dspBorderPadding.left;
displayRect.y = aBorderPadding.top;// + dspBorderPadding.top;
displayRect.height = insideHeight;
displayRect.width = dispWidth - aBtnWidth;
aDisplayFrame->SetRect(aPresContext, displayRect);
@ -1228,24 +1231,18 @@ nsComboboxControlFrame::Reflow(nsIPresContext* aPresContext,
// then it look like we are suppose to be showing the dropdown
// XXX - It is really to bad we have to reflow at all
// just to get it to show up or be hidden
nsIFrame * incrementalChild;
aReflowState.reflowCommand->GetNext(incrementalChild);
if (nsViewVisibility_kHide == vis && mDroppedDown) {
bail = PR_TRUE;
// Do a constrained reflow at a predetermined size
// to have the dropdown shown
firstPassState.reason = eReflowReason_StyleChange;
firstPassState.reflowCommand = nsnull;
mListControlFrame->SetOverrideReflowOptimization(PR_TRUE);
nscoord width = mCacheSize.width > kSizeNotSet?PR_MAX(mCacheSize.width, dropdownRect.width):NS_UNCONSTRAINEDSIZE;
ReflowComboChildFrame(dropdownFrame, aPresContext, dropdownDesiredSize, firstPassState, aStatus, width, NS_UNCONSTRAINEDSIZE);
ReflowComboChildFrame(dropdownFrame, aPresContext, dropdownDesiredSize, aReflowState, aStatus, width, NS_UNCONSTRAINEDSIZE);
} else if (nsViewVisibility_kShow == vis && !mDroppedDown) {
bail = PR_TRUE;
// Do a Unconstrained reflow to "roll" it up
// then cache that unconstrained size
firstPassState.reason = eReflowReason_StyleChange;
firstPassState.reflowCommand = nsnull;
mListControlFrame->SetOverrideReflowOptimization(PR_TRUE);
ReflowComboChildFrame(dropdownFrame, aPresContext, dropdownDesiredSize, firstPassState, aStatus, NS_UNCONSTRAINEDSIZE, NS_UNCONSTRAINEDSIZE);
nscoord width = mCacheSize.width > kSizeNotSet?PR_MAX(mCacheSize.width, dropdownRect.width):NS_UNCONSTRAINEDSIZE;
ReflowComboChildFrame(dropdownFrame, aPresContext, dropdownDesiredSize, aReflowState, aStatus, width, NS_UNCONSTRAINEDSIZE);
// cache the values here also,
// since we just did an unconstrained reflow
mCachedUncDropdownSize.width = dropdownDesiredSize.width;
@ -1294,13 +1291,13 @@ nsComboboxControlFrame::Reflow(nsIPresContext* aPresContext,
//mListControlFrame->SetOverrideReflowOptimization(PR_TRUE);
} else if (targetFrame == mDisplayFrame || targetFrame == buttonFrame) {
/*if (targetFrame == mDisplayFrame) {
if (targetFrame == mDisplayFrame) {
nsresult rv = ReflowComboChildFrame(mDisplayFrame, aPresContext, aDesiredSize,
aReflowState, aStatus,
aReflowState.availableWidth,
aReflowState.availableHeight);
return rv;
}*/
}
// The incremental reflow is targeted at either the block or the button
REFLOW_DEBUG_MSG2("-----------------Target is %s------------\n", (targetFrame == mDisplayFrame?"DisplayItem Frame":"DropDown Btn Frame"));
@ -1314,6 +1311,27 @@ nsComboboxControlFrame::Reflow(nsIPresContext* aPresContext,
UNCONSTRAINED_CHECK();
return rv;
} else {
nsIFrame * plainLstFrame;
if (NS_SUCCEEDED(mListControlFrame->QueryInterface(kIFrameIID, (void**)&plainLstFrame))) {
nsIFrame * frame;
plainLstFrame->FirstChild(aPresContext, nsnull, &frame);
nsIScrollableFrame * scrollFrame;
if (NS_SUCCEEDED(frame->QueryInterface(NS_GET_IID(nsIScrollableFrame), (void**)&scrollFrame))) {
nsRect rect;
plainLstFrame->GetRect(rect);
nsresult rvv = plainLstFrame->Reflow(aPresContext, aDesiredSize, aReflowState, aStatus);
aDesiredSize.width = mCacheSize.width;
aDesiredSize.height = mCacheSize.height;
if (aDesiredSize.maxElementSize != nsnull) {
aDesiredSize.maxElementSize->width = mCachedMaxElementSize.width;
aDesiredSize.maxElementSize->height = mCachedMaxElementSize.height;
}
return NS_OK;
}
}
// Here the target of the reflow was a child of the dropdown list
// so we must do a full reflow
REFLOW_DEBUG_MSG("-----------------Target is Dropdown's Child (Option Item)------------\n");
@ -1572,12 +1590,6 @@ nsComboboxControlFrame::Reflow(nsIPresContext* aPresContext,
}
//-------------------------------------------------------------------------------
//-------------------------------------------------------------------------------
// Done with New Reflow
//-------------------------------------------------------------------------------
//-------------------------------------------------------------------------------
//--------------------------------------------------------------
NS_IMETHODIMP
nsComboboxControlFrame::GetName(nsString* aResult)
@ -1646,7 +1658,6 @@ nsComboboxControlFrame::GetFrameForPoint(nsIPresContext* aPresContext,
nsIFrame** aFrame)
{
PRBool inThisFrame = mRect.Contains(aPoint);
if (! ((mState & NS_FRAME_OUTSIDE_CHILDREN) || inThisFrame) ) {
return NS_ERROR_FAILURE;
}
@ -1661,13 +1672,17 @@ nsComboboxControlFrame::GetFrameForPoint(nsIPresContext* aPresContext,
return NS_ERROR_FAILURE;
}
#if 0
if (aWhichLayer == NS_FRAME_PAINT_LAYER_FOREGROUND) {
nsresult rv = GetFrameForPointUsing(aPresContext, aPoint, nsnull, NS_FRAME_PAINT_LAYER_FOREGROUND, PR_FALSE, aFrame);
if (NS_SUCCEEDED(rv)) return rv;
return GetFrameForPointUsing(aPresContext, aPoint, nsnull, NS_FRAME_PAINT_LAYER_BACKGROUND, PR_TRUE, aFrame);
}
return NS_ERROR_FAILURE;
#else
*aFrame = this;
return NS_OK;
#endif
}
@ -1847,15 +1862,19 @@ nsComboboxControlFrame::SelectionChanged()
if (shouldSetValue) {
rv = mDisplayContent->SetText(mTextStr.GetUnicode(), mTextStr.Length(), PR_TRUE);
nsFrameState state;
mTextFrame->GetFrameState(&state);
state |= NS_FRAME_IS_DIRTY;
mTextFrame->SetFrameState(state);
//mTextFrame->GetFrameState(&state);
//state |= NS_FRAME_IS_DIRTY;
//mTextFrame->SetFrameState(state);
mDisplayFrame->GetFrameState(&state);
state |= NS_FRAME_IS_DIRTY;
mDisplayFrame->SetFrameState(state);
nsCOMPtr<nsIPresShell> shell;
rv = mPresContext->GetShell(getter_AddRefs(shell));
ReflowDirtyChild(shell, (nsIFrame*) mDisplayFrame);
nsCOMPtr<nsIPresShell> presShell;
mPresContext->GetShell(getter_AddRefs(presShell));
presShell->FlushPendingNotifications();
}
}
return rv;
@ -2006,6 +2025,9 @@ nsComboboxControlFrame::GetProperty(nsIAtom* aName, nsString& aValue)
NS_IMETHODIMP
nsComboboxControlFrame::CreateDisplayFrame(nsIPresContext* aPresContext)
{
if (kGoodToGo) {
return NS_OK;
}
nsCOMPtr<nsIPresShell> shell;
aPresContext->GetShell(getter_AddRefs(shell));
@ -2090,11 +2112,13 @@ nsComboboxControlFrame::CreateAnonymousContent(nsIPresContext* aPresContext,
mDisplayContent = do_QueryInterface(labelContent);
mDisplayContent->SetText(value.GetUnicode(), value.Length(), PR_TRUE);
nsIDocument* doc;
/*nsIDocument* doc;
mContent->GetDocument(doc);
labelContent->SetDocument(doc, PR_FALSE);
NS_RELEASE(doc);
mContent->AppendChildTo(labelContent, PR_FALSE);
*/
aChildList.AppendElement(labelContent);
// create button which drops the list down
result = NS_NewHTMLInputElement(&mButtonContent, nsHTMLAtoms::input);
@ -2108,6 +2132,82 @@ nsComboboxControlFrame::CreateAnonymousContent(nsIPresContext* aPresContext,
return NS_OK;
}
NS_IMETHODIMP
nsComboboxControlFrame::CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame)
{
NS_PRECONDITION(nsnull != aFrame, "null ptr");
NS_PRECONDITION(nsnull != aContent, "null ptr");
NS_PRECONDITION(nsnull != aPresContext, "null ptr");
*aFrame = nsnull;
NS_ASSERTION(mDisplayContent != nsnull, "mDisplayContent can't be null!");
if (!kGoodToGo) {
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsIContent> content(do_QueryInterface(mDisplayContent));
if (aContent == content.get()) {
// Get PresShell
nsCOMPtr<nsIPresShell> shell;
aPresContext->GetShell(getter_AddRefs(shell));
// Start by by creating a containing frame
nsresult rv = NS_NewBlockFrame(shell, (nsIFrame**)&mDisplayFrame, NS_BLOCK_SPACE_MGR);
if (NS_FAILED(rv)) { return rv; }
if (!mDisplayFrame) { return NS_ERROR_NULL_POINTER; }
// create the style context for the anonymous block frame
nsCOMPtr<nsIStyleContext> styleContext;
rv = aPresContext->ResolvePseudoStyleContextFor(content,
nsHTMLAtoms::mozDisplayComboboxControlFrame,
mStyleContext,
PR_FALSE,
getter_AddRefs(styleContext));
if (NS_FAILED(rv)) { return rv; }
if (!styleContext) { return NS_ERROR_NULL_POINTER; }
// Create a text frame and put it inside the block frame
rv = NS_NewTextFrame(shell, &mTextFrame);
if (NS_FAILED(rv)) { return rv; }
if (!mTextFrame) { return NS_ERROR_NULL_POINTER; }
nsCOMPtr<nsIStyleContext> textStyleContext;
rv = aPresContext->ResolvePseudoStyleContextFor(content,
nsHTMLAtoms::mozDisplayComboboxControlFrame,//nsHTMLAtoms::textPseudo,
styleContext,
PR_FALSE,
getter_AddRefs(textStyleContext));
if (NS_FAILED(rv)) { return rv; }
if (!textStyleContext) { return NS_ERROR_NULL_POINTER; }
// initialize the text frame
nsCOMPtr<nsIContent> content(do_QueryInterface(mDisplayContent));
mTextFrame->Init(aPresContext, content, mDisplayFrame, textStyleContext, nsnull);
mTextFrame->SetInitialChildList(aPresContext, nsnull, nsnull);
/*nsCOMPtr<nsIFrameManager> frameManager;
rv = shell->GetFrameManager(getter_AddRefs(frameManager));
if (NS_FAILED(rv)) { return rv; }
if (!frameManager) { return NS_ERROR_NULL_POINTER; }
frameManager->SetPrimaryFrameFor(content, mTextFrame);
*/
rv = mDisplayFrame->Init(aPresContext, content, this, styleContext, nsnull);
if (NS_FAILED(rv)) { return rv; }
mDisplayFrame->SetInitialChildList(aPresContext, nsnull, mTextFrame);
*aFrame = mDisplayFrame;
return NS_OK;
}
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsComboboxControlFrame::SetSuggestedSize(nscoord aWidth, nscoord aHeight)
{
@ -2137,13 +2237,13 @@ nsComboboxControlFrame::Destroy(nsIPresContext* aPresContext)
// Cleanup frames in popup child list
mPopupFrames.DestroyFrames(aPresContext);
if (mDisplayFrame) {
/*if (mDisplayFrame) {
mFrameConstructor->RemoveMappingsForFrameSubtree(aPresContext, mDisplayFrame, nsnull);
mDisplayFrame->Destroy(aPresContext);
mDisplayFrame=nsnull;
}
}*/
if (mDisplayContent) {
/*if (mDisplayContent) {
nsCOMPtr<nsIContent> content(do_QueryInterface(mDisplayContent));
if (content) {
PRInt32 index;
@ -2151,7 +2251,7 @@ nsComboboxControlFrame::Destroy(nsIPresContext* aPresContext)
mContent->RemoveChildAt(index, PR_FALSE);
}
}
}
}*/
return nsAreaFrame::Destroy(aPresContext);
}
@ -2181,6 +2281,17 @@ nsComboboxControlFrame::SetInitialChildList(nsIPresContext* aPresContext,
} else {
rv = nsAreaFrame::SetInitialChildList(aPresContext, aListName, aChildList);
InitTextStr(aPresContext, PR_FALSE);
nsIFrame * child = aChildList;
while (child != nsnull) {
nsIFormControlFrame* fcFrame = nsnull;
nsresult rv = child->QueryInterface(kIFormControlFrameIID, (void**)&fcFrame);
if (NS_FAILED(rv) && fcFrame == nsnull) {
mDisplayFrame = child;
break;
}
child->GetNextSibling(&child);
}
}
return rv;
}
@ -2282,6 +2393,10 @@ nsComboboxControlFrame::Paint(nsIPresContext* aPresContext,
#endif
nsAreaFrame::Paint(aPresContext,aRenderingContext,aDirtyRect,aWhichLayer);
if (kGoodToGo) {
return NS_OK;
}
if (NS_FRAME_PAINT_LAYER_FOREGROUND == aWhichLayer) {
if (mDisplayFrame) {
aRenderingContext.PushState();
@ -2293,12 +2408,38 @@ nsComboboxControlFrame::Paint(nsIPresContext* aPresContext,
mDisplayFrame, NS_FRAME_PAINT_LAYER_BACKGROUND);
PaintChild(aPresContext, aRenderingContext, aDirtyRect,
mDisplayFrame, NS_FRAME_PAINT_LAYER_FOREGROUND);
/////////////////////
// draw focus
// XXX This is only temporary
nsCOMPtr<nsIEventStateManager> stateManager;
nsresult rv = mPresContext->GetEventStateManager(getter_AddRefs(stateManager));
if (NS_SUCCEEDED(rv)) {
nsCOMPtr<nsIContent> content;
rv = stateManager->GetFocusedContent(getter_AddRefs(content));
if (NS_SUCCEEDED(rv) && content && content.get() == mContent) {
aRenderingContext.SetLineStyle(nsLineStyle_kDotted);
aRenderingContext.SetColor(0);
//aRenderingContext.DrawRect(clipRect);
float p2t;
aPresContext->GetPixelsToTwips(&p2t);
nscoord onePixel = NSIntPixelsToTwips(1, p2t);
clipRect.width -= onePixel;
clipRect.height -= onePixel;
aRenderingContext.DrawLine(clipRect.x, clipRect.y,
clipRect.x+clipRect.width, clipRect.y);
aRenderingContext.DrawLine(clipRect.x+clipRect.width, clipRect.y,
clipRect.x+clipRect.width, clipRect.y+clipRect.height);
aRenderingContext.DrawLine(clipRect.x+clipRect.width, clipRect.y+clipRect.height,
clipRect.x, clipRect.y+clipRect.height);
aRenderingContext.DrawLine(clipRect.x, clipRect.y+clipRect.height,
clipRect.x, clipRect.y);
}
}
/////////////////////
aRenderingContext.PopState(clipEmpty);
}
}
//nsRect rect(0, 0, 50000, 50000);
//aRenderingContext.SetColor(NS_RGB(255, 0, 0));
//aRenderingContext.FillRect(rect);
return NS_OK;
}

Просмотреть файл

@ -28,8 +28,8 @@
#endif
#ifdef DEBUG_rods
//#define DO_REFLOW_DEBUG
//#define DO_REFLOW_COUNTER
#define DO_REFLOW_DEBUG
#define DO_REFLOW_COUNTER
//#define DO_UNCONSTRAINED_CHECK
//#define DO_PIXELS
//#define DO_NEW_REFLOW
@ -79,6 +79,9 @@ public:
// nsIAnonymousContentCreator
NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aChildList);
NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame);
// nsIFrame
NS_IMETHOD Init(nsIPresContext* aPresContext,
@ -174,7 +177,10 @@ public:
NS_IMETHOD RestoreState(nsIPresContext* aPresContext, nsIPresState* aState);
//nsIRollupListener
// NS_DECL_NSIROLLUPLISTENER
NS_IMETHOD Rollup();
NS_IMETHOD ShouldRollupOnMouseWheelEvent(nsIWidget *aWidget, PRBool *aShouldRollup)
{ *aShouldRollup = PR_FALSE; return NS_OK;}
NS_IMETHOD SetFrameConstructor(nsCSSFrameConstructor *aConstructor)
{ mFrameConstructor = aConstructor; return NS_OK;} // not owner - do not addref!

Просмотреть файл

@ -116,6 +116,9 @@ public:
// from nsIAnonymousContentCreator
NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aChildList);
NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame) { if (aFrame) *aFrame = nsnull; return NS_ERROR_FAILURE; }
// mouse events when out browse button is pressed

Просмотреть файл

@ -68,6 +68,9 @@ public:
// nsIAnonymousContentCreator
NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aChildList);
NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame) { if (aFrame) *aFrame = nsnull; return NS_ERROR_FAILURE; }
protected:
NS_IMETHOD AddComputedBorderPaddingToDesiredSize(nsHTMLReflowMetrics& aDesiredSize,

Просмотреть файл

@ -58,6 +58,8 @@
#include "nsVoidArray.h"
#include "nsISelectElement.h"
#include "nsIScrollableFrame.h"
// included for view scrolling
#include "nsIViewManager.h"
@ -238,6 +240,9 @@ nsGfxListControlFrame::nsGfxListControlFrame()
mSelectionCache = new nsVoidArray();
mSelectionCacheLength = 0;
mDelayedIndexSetting = kNothingSelected;
mDelayedValueSetting = PR_FALSE;
mIsAllContentHere = PR_FALSE;
mIsAllFramesHere = PR_FALSE;
mHasBeenInitialized = PR_FALSE;
@ -353,6 +358,8 @@ nsGfxListControlFrame::Reflow(nsIPresContext* aPresContext,
{
REFLOW_COUNTER_REQUEST();
aStatus = NS_FRAME_COMPLETE;
#ifdef DO_REFLOW_DEBUG
printf("%p ** Id: %d nsLCF::Reflow %d R: ", this, mReflowId, myCounter++);
switch (aReflowState.reason) {
@ -374,6 +381,18 @@ nsGfxListControlFrame::Reflow(nsIPresContext* aPresContext,
printSize("CW", aReflowState.mComputedWidth);
printSize("CH", aReflowState.mComputedHeight);
printf("\n");
#if 0
{
const nsStyleDisplay* display;
GetStyleData(eStyleStruct_Display, (const nsStyleStruct*&)display);
printf("+++++++++++++++++++++++++++++++++ ");
switch (display->mVisible) {
case NS_STYLE_VISIBILITY_COLLAPSE: printf("NS_STYLE_VISIBILITY_COLLAPSE\n");break;
case NS_STYLE_VISIBILITY_HIDDEN: printf("NS_STYLE_VISIBILITY_HIDDEN\n");break;
case NS_STYLE_VISIBILITY_VISIBLE: printf("NS_STYLE_VISIBILITY_VISIBLE\n");break;
}
}
#endif
#endif // DEBUG_rodsXXX
@ -436,20 +455,127 @@ nsGfxListControlFrame::Reflow(nsIPresContext* aPresContext,
bailOnWidth = PR_FALSE;
bailOnHeight = PR_FALSE;
#endif
if (mDelayedIndexSetting != kNothingSelected) {
SetOptionSelected(mDelayedIndexSetting, mDelayedValueSetting);
mDelayedIndexSetting = kNothingSelected;
}
nsIFrame * firstChildFrame = nsnull;
FirstChild(aPresContext, nsnull, &firstChildFrame);
// XXX So this may do it too often
// the side effect of this is if the user has scrolled to some other place in the list and
// an incremental reflow comes through the list gets scrolled to the first selected item
// I haven't been able to make it do it, but it will do it
// basically the real solution is to know when all the reframes are there.
if (aReflowState.reason == eReflowReason_Incremental) {
nsIFrame* targetFrame;
aReflowState.reflowCommand->GetTarget(targetFrame);
if (targetFrame == this) {
#if 0
nsresult res = nsHTMLContainerFrame::Reflow(aPresContext, aDesiredSize, aReflowState, aStatus);
nsRect r;
firstChildFrame->GetRect(r);
firstChildFrame->SetRect(aPresContext, r);
aDesiredSize.width = mCacheSize.width;
aDesiredSize.height = mCacheSize.height;
if (aDesiredSize.maxElementSize != nsnull) {
aDesiredSize.maxElementSize->width = mCachedMaxElementSize.width;
aDesiredSize.maxElementSize->height = mCachedMaxElementSize.height;
}
aDesiredSize.ascent = aDesiredSize.height;
aDesiredSize.descent = 0;
printf("Bottom# DW: %d DH: %d\n", aDesiredSize.width, aDesiredSize.height);
nsIView * view;
GetView(aPresContext, &view);
if (view) {
nsIViewManager *vm;
view->GetViewManager(vm);
const nsStyleDisplay* display;
GetStyleData(eStyleStruct_Display, (const nsStyleStruct*&)display);
// See if the view should be hidden or visible
PRBool viewIsVisible = PR_TRUE;
if (NS_STYLE_VISIBILITY_COLLAPSE == display->mVisible) {
viewIsVisible = PR_FALSE;
} else if (NS_STYLE_VISIBILITY_HIDDEN == display->mVisible) {
// If it has a widget, hide the view because the widget can't deal with it
nsIWidget* widget = nsnull;
view->GetWidget(widget);
if (widget) {
viewIsVisible = PR_FALSE;
NS_RELEASE(widget);
} else {
}
viewIsVisible = PR_TRUE;
}
// Make sure visibility is correct
vm->SetViewVisibility(view, viewIsVisible ? nsViewVisibility_kShow :
nsViewVisibility_kHide);
NS_RELEASE(vm);
}
return NS_OK;
#else
nsCOMPtr<nsIContent> content = getter_AddRefs(GetOptionContent(mSelectedIndex));
if (content) {
ScrollToFrame(content);
}
#endif
} else if (targetFrame == firstChildFrame) {
nsRect rect;
firstChildFrame->GetRect(rect);
const nsStyleSpacing* scrollSpacing;
firstChildFrame->GetStyleData(eStyleStruct_Spacing, (const nsStyleStruct *&)scrollSpacing);
nsMargin scrollBorderPadding;
scrollBorderPadding.SizeTo(0, 0, 0, 0);
scrollSpacing->CalcBorderPaddingFor(firstChildFrame, scrollBorderPadding);
rect.width -= (scrollBorderPadding.left + scrollBorderPadding.right);
rect.height -= (scrollBorderPadding.top + scrollBorderPadding.bottom)*2;
printf("Inc Pass CW: %d CH: %d\n", rect.width, rect.height);
nsHTMLReflowState childReflowState(aPresContext, aReflowState,
firstChildFrame,
nsSize(rect.width, rect.height));
childReflowState.mComputedWidth = rect.width;
childReflowState.mComputedHeight = rect.height;
firstChildFrame->WillReflow(aPresContext);
firstChildFrame->MoveTo(aPresContext, aReflowState.mComputedBorderPadding.left, aReflowState.mComputedBorderPadding.top);
nsIView* view;
firstChildFrame->GetView(aPresContext, &view);
NS_ASSERTION(view == nsnull, "Hmmmm, fix this!");
if (view) {
//nsAreaFrame::PositionFrameView(aPresContext, aDisplayFrame, view);
}
#if 1 // this causes infinite reflows
firstChildFrame->Reflow(aPresContext,
aDesiredSize,
childReflowState,
aStatus);
#endif
printf("AfterInc DW: %d CH: %d\n", aDesiredSize.width, aDesiredSize.height);
aDesiredSize.width = mCacheSize.width;
aDesiredSize.height = mCacheSize.height;
if (aDesiredSize.maxElementSize != nsnull) {
aDesiredSize.maxElementSize->width = mCachedMaxElementSize.width;
aDesiredSize.maxElementSize->height = mCachedMaxElementSize.height;
}
aDesiredSize.ascent = aDesiredSize.height;
aDesiredSize.descent = 0;
printf("Bottom* DW: %d DH: %d\n", aDesiredSize.width, aDesiredSize.height);
return NS_OK;
} else {
nsCOMPtr<nsIContent> content = getter_AddRefs(GetOptionContent(mSelectedIndex));
if (content) {
ScrollToFrame(content);
}
}
nsIFrame * firstChildFrame = nsnull;
FirstChild(aPresContext, nsnull, &firstChildFrame);
}
// Strategy: Let the inherited reflow happen as though the width and height of the
// ScrollFrame are big enough to allow the listbox to
@ -507,46 +633,24 @@ nsGfxListControlFrame::Reflow(nsIPresContext* aPresContext,
nsSize scrolledAreaSize(0,0);
nsHTMLReflowMetrics scrolledAreaDesiredSize(&scrolledAreaSize);
printf("1st Pass CW: %d CH: %d\n", childReflowState.mComputedWidth, childReflowState.mComputedHeight);
firstChildFrame->Reflow(aPresContext,
scrolledAreaDesiredSize,
childReflowState,
aStatus);
#if 0
/*if (childReflowState.mComputedHeight == NS_INTRINSICSIZE) {
PRInt32 numRows = 1;
GetSizeAttribute(&numRows);
printf("Num Row : %d\n", numRows);
printf("After1st DW: %d DH: %d\n", scrolledAreaDesiredSize.width, scrolledAreaDesiredSize.height);
if (numRows == kNoSizeSpecified) {
nsIDOMNode* node;
nsresult rv = mContent->QueryInterface(nsCOMTypeInfo<nsIDOMNode>::GetIID(),(void**) &node);
if (node && NS_SUCCEEDED(rv)) {
numRows = 0;
NS_RELEASE(node);
}
}
if (numRows > 1) {
PRInt32 heightOfARow = scrolledAreaDesiredSize.maxElementSize->height;
nscoord visibleHeight;
if (isInDropDownMode) {
visibleHeight = childReflowState.mComputedHeight;
if (visibleHeight > (kMaxDropDownRows * heightOfARow)) {
visibleHeight = (kMaxDropDownRows * heightOfARow);
}
nsIScrollableFrame * scrollableFrame = nsnull;
nsRect scrolledRect;
if (NS_SUCCEEDED(firstChildFrame->QueryInterface(NS_GET_IID(nsIScrollableFrame), (void**)&scrollableFrame))) {
nsIFrame * scrolledFrame;
scrollableFrame->GetScrolledFrame(aPresContext, scrolledFrame);
NS_ASSERTION(scrolledFrame != nsnull, "Must have scrollable frame");
scrolledFrame->GetRect(scrolledRect);
} else {
visibleHeight = numRows * heightOfARow;
NS_ASSERTION(scrollableFrame != nsnull, "Must have scrollableFrame frame");
}
printf("Row height: %d\n", heightOfARow);
nsHTMLReflowState secondPassState(aPresContext, aReflowState, firstChildFrame, nsSize(NS_INTRINSICSIZE, NS_INTRINSICSIZE));
secondPassState.mComputedHeight = visibleHeight;
secondPassState.mComputedWidth = childReflowState.mComputedWidth;
*/
#else
// The nsScrollFrame::REflow adds in the scrollbar width and border dimensions
// to the maxElementSize, so these need to be subtracted
nscoord scrolledAreaWidth = scrolledAreaDesiredSize.maxElementSize->width;
@ -567,6 +671,7 @@ nsGfxListControlFrame::Reflow(nsIPresContext* aPresContext,
dc->GetScrollBarDimensions(sbWidth, sbHeight);
// Convert to nscoord's by rounding
nscoord scrollbarWidth = NSToCoordRound(sbWidth);
//nscoord scrollbarHeight = NSToCoordRound(sbHeight);
// Subtract out the borders
@ -602,19 +707,17 @@ nsGfxListControlFrame::Reflow(nsIPresContext* aPresContext,
if (isInDropDownMode) {
if (NS_UNCONSTRAINEDSIZE == aReflowState.mComputedWidth) {
visibleWidth = scrolledAreaWidth;
} else {
visibleWidth = aReflowState.mComputedWidth;
visibleWidth -= (scrollBorderPadding.left + scrollBorderPadding.right);
//scrolledAreaHeight -= (border.top + border.bottom + padding.top + padding.bottom);
}
} else {
if (NS_UNCONSTRAINEDSIZE == aReflowState.mComputedWidth) {
visibleWidth = scrolledAreaWidth;// + 15*15;
visibleWidth += scrollbarWidth;
} else {
visibleWidth = aReflowState.mComputedWidth;
// XXX rods - this hould not be subtracted in
//visibleWidth -= (border.left + border.right + padding.left + padding.right);
visibleWidth -= (scrollBorderPadding.left + scrollBorderPadding.right);
}
} else {
if (NS_UNCONSTRAINEDSIZE == aReflowState.mComputedWidth) {
visibleWidth = scrolledAreaWidth;
//visibleWidth += scrollbarWidth;
} else {
visibleWidth = aReflowState.mComputedWidth;
}
}
@ -775,13 +878,29 @@ nsGfxListControlFrame::Reflow(nsIPresContext* aPresContext,
secondPassState.mComputedHeight = visibleHeight;
secondPassState.reason = eReflowReason_Resize;
#endif
printf("2nd Pass CW: %d CH: %d\n", visibleWidth, visibleHeight);
mCachedScrollFrameSize.width = visibleWidth;
mCachedScrollFrameSize.height = visibleHeight;
// Reflow
firstChildFrame->WillReflow(aPresContext);
firstChildFrame->MoveTo(aPresContext, aReflowState.mComputedBorderPadding.left, aReflowState.mComputedBorderPadding.top);
nsIView* view;
firstChildFrame->GetView(aPresContext, &view);
NS_ASSERTION(view == nsnull, "Hmmmm, fix this!");
if (view) {
nsContainerFrame::PositionFrameView(aPresContext, firstChildFrame, view);
}
firstChildFrame->Reflow(aPresContext,
scrolledAreaDesiredSize,
secondPassState,
aStatus);
//}
//}
nsRect rr;
firstChildFrame->GetRect(rr);
printf("After2nd DW: %d DH: %d\n", scrolledAreaDesiredSize.width, scrolledAreaDesiredSize.height);
//mCachedScrollFrameSize.width = scrolledAreaDesiredSize.width;
//mCachedScrollFrameSize.height = scrolledAreaDesiredSize.height;
nsMargin b = aReflowState.mComputedBorderPadding - aReflowState.mComputedPadding;
@ -818,9 +937,8 @@ nsGfxListControlFrame::Reflow(nsIPresContext* aPresContext,
aDesiredSize.ascent = aDesiredSize.height;
aDesiredSize.descent = 0;
aStatus = NS_FRAME_COMPLETE;
#ifdef DEBUG_rods
#ifdef DEBUG_rodsX
if (!isInDropDownMode) {
PRInt32 numRows = 1;
GetSizeAttribute(&numRows);
@ -836,417 +954,15 @@ nsGfxListControlFrame::Reflow(nsIPresContext* aPresContext,
}
}
#endif
nsFormControlFrame::SetupCachedSizes(mCacheSize, mCachedMaxElementSize, aDesiredSize);
return NS_OK;
}
#if 0
//-----------------------------------------------------------------
// Main Reflow for ListBox/Dropdown
//-----------------------------------------------------------------
NS_IMETHODIMP
nsGfxListControlFrame::Reflow(nsIPresContext* aPresContext,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus)
{
REFLOW_COUNTER_REQUEST();
#ifdef DO_REFLOW_DEBUG
printf("%p ** Id: %d nsLCF::Reflow %d R: ", this, mReflowId, myCounter++);
switch (aReflowState.reason) {
case eReflowReason_Initial:
printf("Initia");break;
case eReflowReason_Incremental:
printf("Increm");break;
case eReflowReason_Resize:
printf("Resize");break;
case eReflowReason_StyleChange:
printf("StyleC");break;
case eReflowReason_Dirty:
printf("Dirty ");break;
default:printf("<unknown>%d", aReflowState.reason);break;
}
printSize("AW", aReflowState.availableWidth);
printSize("AH", aReflowState.availableHeight);
printSize("CW", aReflowState.mComputedWidth);
printSize("CH", aReflowState.mComputedHeight);
printf("\n");
#endif // DEBUG_rodsXXX
PRBool bailOnWidth;
PRBool bailOnHeight;
// This ifdef is for turning off the optimization
// so we can check timings against the old version
#if 0
nsFormControlFrame::SkipResizeReflow(mCacheSize,
mCachedMaxElementSize,
mCachedAvailableSize,
aDesiredSize, aReflowState,
aStatus,
bailOnWidth, bailOnHeight);
// Here we bail if both the height and the width haven't changed
// also we see if we should override the optimization
//
// The optimization can get overridden by the combobox
// sometime the combobox knows that the list MUST do a full reflow
// no matter what
if (!mOverrideReflowOpt && bailOnWidth && bailOnHeight) {
REFLOW_DEBUG_MSG3("*** Done nsLCF - Bailing on DW: %d DH: %d ", PX(aDesiredSize.width), PX(aDesiredSize.height));
REFLOW_DEBUG_MSG3("bailOnWidth %d bailOnHeight %d\n", PX(bailOnWidth), PX(bailOnHeight));
return NS_OK;
} else if (mOverrideReflowOpt) {
mOverrideReflowOpt = PR_FALSE;
}
#else
bailOnWidth = PR_FALSE;
bailOnHeight = PR_FALSE;
#endif
#ifdef DEBUG_rodsXXX
// Lists out all the options
{
nsresult rv = NS_ERROR_FAILURE;
nsCOMPtr<nsIDOMHTMLCollection> options = getter_AddRefs(GetOptions(mContent));
if (options) {
PRUint32 numOptions;
options->GetLength(&numOptions);
printf("--- Num of Items %d ---\n", numOptions);
for (PRUint32 i=0;i<numOptions;i++) {
nsCOMPtr<nsIDOMHTMLOptionElement> optionElement = getter_AddRefs(GetOption(*options, i));
if (optionElement) {
nsAutoString text;
rv = optionElement->GetLabel(text);
if (NS_CONTENT_ATTR_HAS_VALUE != rv || 0 == text.Length()) {
if (NS_OK != optionElement->GetText(text)) {
text = "No Value";
}
} else {
text = "No Value";
}
printf("[%d] - %s\n", i, text.ToNewCString());
}
}
}
}
#endif // DEBUG_rodsXXX
// If all the content and frames are here
// then initialize it before reflow
if (mIsAllContentHere && !mHasBeenInitialized) {
if (PR_FALSE == mIsAllFramesHere) {
CheckIfAllFramesHere();
}
if (mIsAllFramesHere && !mHasBeenInitialized) {
mHasBeenInitialized = PR_TRUE;
Reset(aPresContext);
}
}
if (eReflowReason_Incremental == aReflowState.reason) {
nsIFrame* targetFrame;
aReflowState.reflowCommand->GetTarget(targetFrame);
if (targetFrame == this) {
// XXX So this may do it too often
// the side effect of this is if the user has scrolled to some other place in the list and
// an incremental reflow comes through the list gets scrolled to the first selected item
// I haven't been able to make it do it, but it will do it
// basically the real solution is to know when all the reframes are there.
nsCOMPtr<nsIContent> content = getter_AddRefs(GetOptionContent(mSelectedIndex));
if (content) {
ScrollToFrame(content);
}
}
}
// Strategy: Let the inherited reflow happen as though the width and height of the
// ScrollFrame are big enough to allow the listbox to
// shrink to fit the longest option element line in the list.
// The desired width and height returned by the inherited reflow is returned,
// unless one of the following has been specified.
// 1. A css width has been specified.
// 2. The size has been specified.
// 3. The css height has been specified, but the number of rows has not.
// The size attribute overrides the height setting but the height setting
// should be honored if there isn't a size specified.
// Determine the desired width + height for the listbox +
aDesiredSize.width = 0;
aDesiredSize.height = 0;
// Add the list frame as a child of the form
if (eReflowReason_Initial == aReflowState.reason) {
if (mPresState) {
RestoreState(aPresContext, mPresState);
mPresState = do_QueryInterface(nsnull);
}
if (IsInDropDownMode() == PR_FALSE && !mFormFrame) {
nsFormControlFrame::RegUnRegAccessKey(aPresContext, NS_STATIC_CAST(nsIFrame*, this), PR_TRUE);
nsFormFrame::AddFormControlFrame(aPresContext, *NS_STATIC_CAST(nsIFrame*, this));
}
}
//--Calculate a width just big enough for the scrollframe to shrink around the
//longest element in the list
nsHTMLReflowState secondPassState(aReflowState);
nsHTMLReflowState firstPassState(aReflowState);
//nsHTMLReflowState firstPassState(aPresContext, nsnull,
// this, aDesiredSize);
// Get the size of option elements inside the listbox
// Compute the width based on the longest line in the listbox.
firstPassState.mComputedWidth = NS_UNCONSTRAINEDSIZE;
firstPassState.mComputedHeight = NS_UNCONSTRAINEDSIZE;
firstPassState.availableWidth = NS_UNCONSTRAINEDSIZE;
firstPassState.availableHeight = NS_UNCONSTRAINEDSIZE;
nsSize scrolledAreaSize(0,0);
nsHTMLReflowMetrics scrolledAreaDesiredSize(&scrolledAreaSize);
if (eReflowReason_Incremental == aReflowState.reason) {
nsIFrame* targetFrame;
firstPassState.reflowCommand->GetTarget(targetFrame);
if (this == targetFrame) {
nsIReflowCommand::ReflowType type;
aReflowState.reflowCommand->GetType(type);
firstPassState.reason = eReflowReason_StyleChange;
firstPassState.reflowCommand = nsnull;
}
}
nsresult res = nsScrollFrame::Reflow(aPresContext,
scrolledAreaDesiredSize,
firstPassState,
aStatus);
if (NS_FAILED(res)) {
return res;
}
// Compute the bounding box of the contents of the list using the area
// calculated by the first reflow as a starting point.
//
// The nsScrollFrame::REflow adds in the scrollbar width and border dimensions
// to the maxElementSize, so these need to be subtracted
nscoord scrolledAreaWidth = scrolledAreaDesiredSize.maxElementSize->width;
nscoord scrolledAreaHeight = scrolledAreaDesiredSize.height;
// Keep the oringal values
mMaxWidth = scrolledAreaWidth;
mMaxHeight = scrolledAreaDesiredSize.maxElementSize->height;
// The first reflow produces a box with the scrollbar width and borders
// added in so we need to subtract them out.
// Retrieve the scrollbar's width and height
float sbWidth = 0.0;
float sbHeight = 0.0;;
nsCOMPtr<nsIDeviceContext> dc;
aPresContext->GetDeviceContext(getter_AddRefs(dc));
dc->GetScrollBarDimensions(sbWidth, sbHeight);
// Convert to nscoord's by rounding
nscoord scrollbarWidth = NSToCoordRound(sbWidth);
//nscoord scrollbarHeight = NSToCoordRound(sbHeight);
// Subtract out the borders
nsMargin border;
if (!aReflowState.mStyleSpacing->GetBorder(border)) {
NS_NOTYETIMPLEMENTED("percentage border");
border.SizeTo(0, 0, 0, 0);
}
nsMargin padding;
if (!aReflowState.mStyleSpacing->GetPadding(padding)) {
NS_NOTYETIMPLEMENTED("percentage padding");
padding.SizeTo(0, 0, 0, 0);
}
mMaxWidth -= (border.left + border.right + padding.left + padding.right);
mMaxHeight -= (border.top + border.bottom + padding.top + padding.bottom);
// Now the scrolledAreaWidth and scrolledAreaHeight are exactly
// wide and high enough to enclose their contents
PRBool isInDropDownMode = IsInDropDownMode();
scrolledAreaWidth -= (border.left + border.right + padding.left + padding.right);
scrolledAreaHeight -= (border.top + border.bottom + padding.top + padding.bottom);
nscoord visibleWidth = 0;
if (isInDropDownMode) {
if (NS_UNCONSTRAINEDSIZE == aReflowState.mComputedWidth) {
visibleWidth = scrolledAreaWidth;
} else {
visibleWidth = aReflowState.mComputedWidth;
visibleWidth -= (border.left + border.right + padding.left + padding.right);
//scrolledAreaHeight -= (border.top + border.bottom + padding.top + padding.bottom);
}
} else {
if (NS_UNCONSTRAINEDSIZE == aReflowState.mComputedWidth) {
visibleWidth = scrolledAreaWidth;
} else {
visibleWidth = aReflowState.mComputedWidth - scrollbarWidth;
// XXX rods - this hould not be subtracted in
//visibleWidth -= (border.left + border.right + padding.left + padding.right);
}
}
// Determine if a scrollbar will be needed, If so we need to add
// enough the width to allow for the scrollbar.
// The scrollbar will be needed under two conditions:
// (size * heightOfaRow) < scrolledAreaHeight or
// the height set through Style < scrolledAreaHeight.
// Calculate the height of a single row in the listbox or dropdown list
// Note: It is calculated based on what layout returns for the maxElement
// size, rather than trying to take the scrolledAreaHeight and dividing by the number
// of option elements. The reason is that their may be option groups in addition to
// option elements. Either of which may be visible or invisible.
PRInt32 heightOfARow = scrolledAreaDesiredSize.maxElementSize->height;
heightOfARow -= (border.top + border.bottom + padding.top + padding.bottom);
// Check to see if we have zero item and
// whether we have no width and height
// The following code measures the width and height
// of a bogus string so the list actually displays
PRInt32 length = 0;
GetNumberOfOptions(&length);
nscoord visibleHeight = 0;
if (isInDropDownMode) {
// Compute the visible height of the drop-down list
// The dropdown list height is the smaller of it's height setting or the height
// of the smallest box that can drawn around it's contents.
visibleHeight = scrolledAreaHeight;
if (visibleHeight > (kMaxDropDownRows * heightOfARow)) {
visibleHeight = (kMaxDropDownRows * heightOfARow);
}
} else {
// Calculate the visible height of the listbox
if (NS_UNCONSTRAINEDSIZE != aReflowState.mComputedHeight) {
visibleHeight = aReflowState.mComputedHeight;
visibleHeight -= (border.top + border.bottom + padding.top + padding.bottom);
} else {
PRInt32 numRows = 1;
GetSizeAttribute(&numRows);
// because we are not a drop down
// we will always have 2 or more rows
if (numRows >= 1) {
visibleHeight = numRows * heightOfARow;
} else {
PRBool multipleSelections = PR_FALSE;
GetMultiple(&multipleSelections);
if (multipleSelections) {
visibleHeight = PR_MIN(length, kMaxDropDownRows) * heightOfARow;
} else {
visibleHeight = 2 * heightOfARow;
}
}
}
}
// There are no items in the list
// but we want to include space for the scrollbars
// So fake like we will need scrollbars also
if (!isInDropDownMode && 0 == length) {
scrolledAreaHeight = visibleHeight+1;
}
PRBool needsVerticalScrollbar = PR_FALSE;
if (visibleHeight < scrolledAreaHeight) {
needsVerticalScrollbar = PR_TRUE;
}
if (needsVerticalScrollbar) {
mIsScrollbarVisible = PR_TRUE; // XXX temp code
} else {
mIsScrollbarVisible = PR_FALSE; // XXX temp code
}
// The visible height is zero, this could be a select with no options
// or a select with a single option that has no content or no label
//
// So this may not be the best solution, but we get the height of the font
// for the list frame and use that as the max/minimum size for the contents
if (visibleHeight == 0) {
nsCOMPtr<nsIFontMetrics> fontMet;
nsresult res = nsFormControlHelper::GetFrameFontFM(aPresContext, this, getter_AddRefs(fontMet));
if (NS_SUCCEEDED(res) && fontMet) {
aReflowState.rendContext->SetFont(fontMet);
fontMet->GetHeight(visibleHeight);
mMaxHeight = visibleHeight;
}
}
if (NS_UNCONSTRAINEDSIZE == aReflowState.mComputedWidth) {
visibleWidth += (border.left + border.right + padding.left + padding.right);
}
// Do a second reflow with the adjusted width and height settings
// This sets up all of the frames with the correct width and height.
secondPassState.mComputedWidth = visibleWidth;
secondPassState.mComputedHeight = visibleHeight;
secondPassState.reason = eReflowReason_Resize;
nsScrollFrame::Reflow(aPresContext, aDesiredSize, secondPassState, aStatus);
// Set the max element size to be the same as the desired element size.
if (nsnull != aDesiredSize.maxElementSize) {
aDesiredSize.maxElementSize->width = aDesiredSize.width;
aDesiredSize.maxElementSize->height = aDesiredSize.height;
}
aStatus = NS_FRAME_COMPLETE;
#ifdef DEBUG_rodsXXX
if (!isInDropDownMode) {
PRInt32 numRows = 1;
GetSizeAttribute(&numRows);
printf("%d ", numRows);
if (numRows == 2) {
COMPARE_QUIRK_SIZE("nsGfxListControlFrame", 56, 38)
} if (numRows == 3) {
COMPARE_QUIRK_SIZE("nsGfxListControlFrame", 56, 54)
} if (numRows == 4) {
COMPARE_QUIRK_SIZE("nsGfxListControlFrame", 56, 70)
COMPARE_QUIRK_SIZE("nsGfxListControlFrame", 56, 86)
}
}
#endif
mCachedAvailableSize.width = aDesiredSize.width - (border.left + border.right + padding.left + padding.right);
mCachedAvailableSize.height = aDesiredSize.height - (border.top + border.bottom + padding.top + padding.bottom);
REFLOW_DEBUG_MSG3("** nsLCF Caching AW: %d AH: %d\n", PX(mCachedAvailableSize.width), PX(mCachedAvailableSize.height));
nsFormControlFrame::SetupCachedSizes(mCacheSize, mCachedMaxElementSize, aDesiredSize);
REFLOW_DEBUG_MSG3("** Done nsLCF DW: %d DH: %d\n", PX(aDesiredSize.width), PX(aDesiredSize.height));
REFLOW_COUNTER();
#ifdef DO_REFLOW_COUNTER
if (gReflowControlCnt[mReflowId] > 50) {
REFLOW_DEBUG_MSG3("** Id: %d Cnt: %d ", mReflowId, gReflowControlCnt[mReflowId]);
REFLOW_DEBUG_MSG3("Done nsLCF DW: %d DH: %d\n", PX(aDesiredSize.width), PX(aDesiredSize.height));
}
#endif
printf("Bottom DW: %d DH: %d\n", aDesiredSize.width, aDesiredSize.height);
return NS_OK;
}
#endif
//---------------------------------------------------------
NS_IMETHODIMP
@ -1615,6 +1331,7 @@ nsGfxListControlFrame::HasSameContent(nsIFrame* aFrame1, nsIFrame* aFrame2)
NS_IMETHODIMP
nsGfxListControlFrame::CaptureMouseEvents(nsIPresContext* aPresContext, PRBool aGrabMouseEvents)
{
printf("}}}}}}}}}}}}}}}}}}}} Setting Capture to %s\n", aGrabMouseEvents?"On":"Off");
nsIFrame * firstChildFrame = nsnull;
FirstChild(mPresContext, nsnull, &firstChildFrame);
@ -1648,7 +1365,7 @@ nsGfxListControlFrame::CaptureMouseEvents(nsIPresContext* aPresContext, PRBool a
nsIWidget * widget;
view->GetWidget(widget);
if (nsnull != widget) {
printf("}}}}}}}}}}}}}}}}}}}} Caputing is %s\n", aGrabMouseEvents?"On":"Off");
printf("Capture is set on widget to %s\n", aGrabMouseEvents?"On":"Off");
widget->CaptureMouse(aGrabMouseEvents);
NS_RELEASE(widget);
}
@ -2073,6 +1790,12 @@ nsGfxListControlFrame::SetContentSelected(PRInt32 aIndex, PRBool aSelected)
return;
}
nsIContent* content = GetOptionContent(aIndex);
nsCOMPtr<nsIPresShell> presShell;
mPresContext->GetShell(getter_AddRefs(presShell));
nsIFrame * childframe;
nsresult result = presShell->GetPrimaryFrameFor(content, &childframe);
if (NS_SUCCEEDED(result) && childframe != nsnull) {
//NS_ASSERTION(nsnull != content && aIndex == 0, "Failed to retrieve option content");
if (nsnull != content) {
if (aSelected) {
@ -2084,6 +1807,10 @@ nsGfxListControlFrame::SetContentSelected(PRInt32 aIndex, PRBool aSelected)
}
NS_RELEASE(content);
}
} else {
mDelayedIndexSetting = aIndex;
mDelayedValueSetting = aSelected;
}
}
//---------------------------------------------------------
@ -3227,7 +2954,7 @@ nsGfxListControlFrame::MouseUp(nsIDOMEvent* aMouseEvent)
mComboboxFrame->ListWasSelected(mPresContext);
}
}
} else {
} else if (mButtonDown) {
mButtonDown = PR_FALSE;
CaptureMouseEvents(mPresContext, PR_FALSE);
UpdateSelection(PR_TRUE, PR_FALSE, mContent);
@ -3588,8 +3315,6 @@ nsGfxListControlFrame::KeyPress(nsIDOMEvent* aKeyEvent)
return NS_OK;
}
#include "nsIScrollableFrame.h"
nsresult
nsGfxListControlFrame::ScrollToFrame(nsIContent* aOptElement)
{

Просмотреть файл

@ -31,7 +31,7 @@
#define DO_REFLOW_COUNTER
//#define DO_UNCONSTRAINED_CHECK
//#define DO_PIXELS
//#define DO_DRAGGING
#define DO_DRAGGING
#endif
#include "nsHTMLContainerFrame.h"
@ -371,6 +371,9 @@ protected:
PRBool mOverrideReflowOpt;
PRInt32 mDelayedIndexSetting;
PRBool mDelayedValueSetting;
nsIPresContext* mPresContext; // XXX: Remove the need to cache the pres context.
nsCOMPtr<nsIPresState> mPresState; // Need cache state when list is null
@ -387,6 +390,8 @@ protected:
nsSize mCachedUnconstrainedSize;
nsSize mCachedAvailableSize;
nsSize mCachedScrollFrameSize;
// timer for autoscrolling.
#ifdef DO_DRAGGING
nsSelectAutoScrollTimer *mAutoScrollTimer;

Просмотреть файл

@ -56,6 +56,7 @@
#include "nsLayoutAtoms.h"
#include "nsIFontMetrics.h"
#include "nsVoidArray.h"
#include "nsIScrollableFrame.h"
#include "nsISelectElement.h"
@ -225,6 +226,8 @@ nsListControlFrame::nsListControlFrame()
mEndExtendedIndex = kNothingSelected;
mStartExtendedIndex = kNothingSelected;
mIsCapturingMouseEvents = PR_FALSE;
mDelayedIndexSetting = kNothingSelected;
mDelayedValueSetting = PR_FALSE;
mSelectionCache = new nsVoidArray();
mSelectionCacheLength = 0;
@ -367,6 +370,18 @@ nsListControlFrame::Reflow(nsIPresContext* aPresContext,
printSize("CW", aReflowState.mComputedWidth);
printSize("CH", aReflowState.mComputedHeight);
printf("\n");
#if 0
{
const nsStyleDisplay* display;
GetStyleData(eStyleStruct_Display, (const nsStyleStruct*&)display);
printf("+++++++++++++++++++++++++++++++++ ");
switch (display->mVisible) {
case NS_STYLE_VISIBILITY_COLLAPSE: printf("NS_STYLE_VISIBILITY_COLLAPSE\n");break;
case NS_STYLE_VISIBILITY_HIDDEN: printf("NS_STYLE_VISIBILITY_HIDDEN\n");break;
case NS_STYLE_VISIBILITY_VISIBLE: printf("NS_STYLE_VISIBILITY_VISIBLE\n");break;
}
}
#endif
#endif // DEBUG_rodsXXX
PRBool bailOnWidth;
@ -430,6 +445,11 @@ nsListControlFrame::Reflow(nsIPresContext* aPresContext,
#endif // DEBUG_rodsXXX
if (mDelayedIndexSetting != kNothingSelected) {
SetOptionSelected(mDelayedIndexSetting, mDelayedValueSetting);
mDelayedIndexSetting = kNothingSelected;
}
// If all the content and frames are here
// then initialize it before reflow
if (mIsAllContentHere && !mHasBeenInitialized) {
@ -537,6 +557,16 @@ nsListControlFrame::Reflow(nsIPresContext* aPresContext,
return res;
}
nsIScrollableFrame * scrollableFrame = nsnull;
nsRect scrolledRect;
if (NS_SUCCEEDED(QueryInterface(NS_GET_IID(nsIScrollableFrame), (void**)&scrollableFrame))) {
nsIFrame * scrolledFrame;
scrollableFrame->GetScrolledFrame(aPresContext, scrolledFrame);
NS_ASSERTION(scrolledFrame != nsnull, "Must have scrollable frame");
scrolledFrame->GetRect(scrolledRect);
} else {
NS_ASSERTION(scrollableFrame != nsnull, "Must have scrollableFrame frame");
}
// Compute the bounding box of the contents of the list using the area
// calculated by the first reflow as a starting point.
//
@ -1614,6 +1644,12 @@ nsListControlFrame::SetContentSelected(PRInt32 aIndex, PRBool aSelected)
return;
}
nsIContent* content = GetOptionContent(aIndex);
nsCOMPtr<nsIPresShell> presShell;
mPresContext->GetShell(getter_AddRefs(presShell));
nsIFrame * childframe;
nsresult result = presShell->GetPrimaryFrameFor(content, &childframe);
if (NS_SUCCEEDED(result) && childframe != nsnull) {
//NS_ASSERTION(nsnull != content && aIndex == 0, "Failed to retrieve option content");
if (nsnull != content) {
if (aSelected) {
@ -1625,6 +1661,11 @@ nsListControlFrame::SetContentSelected(PRInt32 aIndex, PRBool aSelected)
}
NS_RELEASE(content);
}
} else {
mDelayedIndexSetting = aIndex;
mDelayedValueSetting = aSelected;
}
}
//---------------------------------------------------------

Просмотреть файл

@ -265,6 +265,9 @@ protected:
PRBool mOverrideReflowOpt;
PRInt32 mDelayedIndexSetting;
PRBool mDelayedValueSetting;
nsIPresContext* mPresContext; // XXX: Remove the need to cache the pres context.
nsCOMPtr<nsIPresState> mPresState; // Need cache state when list is null

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@ -4569,15 +4569,16 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
const nsStyleDisplay* styleDisplay;
newFrame->GetStyleData(eStyleStruct_Display, (const nsStyleStruct*&) styleDisplay);
nsIFrame * blkFrame;
NS_NewBlockFrame(shell, &blkFrame, flags);
nsIFrame * areaFrame;
//NS_NewBlockFrame(shell, &areaFrame, flags);
NS_NewAreaFrame(shell, &areaFrame, flags | NS_BLOCK_SHRINK_WRAP);// | NS_BLOCK_MARGIN_ROOT);
// Resolve style and initialize the frame
nsIStyleContext* styleContext;
aPresContext->ResolvePseudoStyleContextFor(aContent, nsHTMLAtoms::fieldsetContentPseudo,
aStyleContext, PR_FALSE, &styleContext);
InitAndRestoreFrame(aPresContext, aState, aContent,
newFrame, styleContext, nsnull, blkFrame);
newFrame, styleContext, nsnull, areaFrame);
NS_RELEASE(styleContext);
@ -4587,7 +4588,7 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
HaveSpecialBlockStyle(aPresContext, aContent, aStyleContext,
&haveFirstLetterStyle, &haveFirstLineStyle);
nsFrameConstructorSaveState floaterSaveState;
aState.PushFloaterContainingBlock(blkFrame, floaterSaveState,
aState.PushFloaterContainingBlock(areaFrame, floaterSaveState,
haveFirstLetterStyle,
haveFirstLineStyle);
@ -4600,10 +4601,10 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
if (isPositionedContainingBlock) {
// The area frame becomes a container for child frames that are
// absolutely positioned
aState.PushAbsoluteContainingBlock(blkFrame, absoluteSaveState);
aState.PushAbsoluteContainingBlock(areaFrame, absoluteSaveState);
}
ProcessChildren(aPresShell, aPresContext, aState, aContent, blkFrame, PR_FALSE,
ProcessChildren(aPresShell, aPresContext, aState, aContent, areaFrame, PR_FALSE,
childItems, PR_TRUE);
static NS_DEFINE_IID(kLegendFrameCID, NS_LEGEND_FRAME_CID);
@ -4617,7 +4618,7 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
nsIFrame * nxt;
legendFrame->GetNextSibling(&nxt);
previous->SetNextSibling(nxt);
blkFrame->SetNextSibling(legendFrame);
areaFrame->SetNextSibling(legendFrame);
legendFrame->SetParent(newFrame);
legendFrame->SetNextSibling(nsnull);
break;
@ -4625,7 +4626,7 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
nsIFrame * nxt;
legendFrame->GetNextSibling(&nxt);
childItems.childList = nxt;
blkFrame->SetNextSibling(legendFrame);
areaFrame->SetNextSibling(legendFrame);
legendFrame->SetParent(newFrame);
legendFrame->SetNextSibling(nsnull);
break;
@ -4636,21 +4637,21 @@ nsCSSFrameConstructor::ConstructFieldSetFrame(nsIPresShell* aPresShell,
}
// Set the scrolled frame's initial child lists
blkFrame->SetInitialChildList(aPresContext, nsnull, childItems.childList);
areaFrame->SetInitialChildList(aPresContext, nsnull, childItems.childList);
if (isPositionedContainingBlock && aState.mAbsoluteItems.childList) {
blkFrame->SetInitialChildList(aPresContext,
areaFrame->SetInitialChildList(aPresContext,
nsLayoutAtoms::absoluteList,
aState.mAbsoluteItems.childList);
}
if (aState.mFloatedItems.childList) {
blkFrame->SetInitialChildList(aPresContext,
areaFrame->SetInitialChildList(aPresContext,
nsLayoutAtoms::floaterList,
aState.mFloatedItems.childList);
}
// Set the scroll frame's initial child list
newFrame->SetInitialChildList(aPresContext, nsnull, blkFrame);
newFrame->SetInitialChildList(aPresContext, nsnull, areaFrame);
// our new frame retured is the top frame which is the list frame.
aNewFrame = newFrame;
@ -5152,11 +5153,11 @@ nsCSSFrameConstructor::CreateAnonymousFrames(nsIPresShell* aPresShell,
nsFrameConstructorState& aState,
nsIContent* aParent,
nsIDocument* aDocument,
nsIFrame* aNewFrame,
nsIFrame* aParentFrame,
nsFrameItems& aChildItems)
{
nsCOMPtr<nsIAnonymousContentCreator> creator(do_QueryInterface(aNewFrame));
nsCOMPtr<nsIAnonymousContentCreator> creator(do_QueryInterface(aParentFrame));
if (!creator)
return NS_OK;
@ -5180,8 +5181,14 @@ nsCSSFrameConstructor::CreateAnonymousFrames(nsIPresShell* aPresShell,
content->SetParent(aParent);
content->SetDocument(aDocument, PR_TRUE);
nsIFrame * newFrame = nsnull;
nsresult rv = creator->CreateFrameFor(aPresContext, content, &newFrame);
if (NS_SUCCEEDED(rv) && newFrame != nsnull) {
aChildItems.AddChild(newFrame);
} else {
// create the frame and attach it to our frame
ConstructFrame(aPresShell, aPresContext, aState, content, aNewFrame, aChildItems);
ConstructFrame(aPresShell, aPresContext, aState, content, aParentFrame, aChildItems);
}
}
return NS_OK;

Просмотреть файл

@ -71,6 +71,10 @@ public:
// nsIAnonymousContentCreator
NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aAnonymousItems);
NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame) { if (aFrame) *aFrame = nsnull; return NS_ERROR_FAILURE; }
NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr);
NS_IMETHOD_(nsrefcnt) AddRef(void) { return NS_OK; }
NS_IMETHOD_(nsrefcnt) Release(void) { return NS_OK; }