Mozilla/mozilla/layout/html/forms/src/nsGfxTextControlFrame2.cpp
mjudge%netscape.com 7f20b037e4 notin build yet
git-svn-id: svn://10.0.0.236/trunk@68624 18797224-902f-48f8-a5cc-f745e15eee43
2000-05-08 03:58:25 +00:00

1085 lines
33 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Owner:
* Michael F. Judge mjudge@netscape.com
*
* Contributor(s):
*/
#include "nsCOMPtr.h"
#include "nsWeakReference.h"
#include "nsGfxTextControlFrame2.h"
#include "nsIDocument.h"
#include "nsIDOMNSHTMLTextAreaElement.h"
#include "nsIDOMNSHTMLInputElement.h"
#include "nsIFormControl.h"
#include "nsIServiceManager.h"
#include "nsIFrameSelection.h"
#include "nsIHTMLEditor.h"
#include "nsEditorCID.h"
#include "nsLayoutCID.h"
#include "nsFormControlHelper.h"
#include "nsIDocumentEncoder.h"
#include "nsICaret.h"
#include "nsIDOMSelectionListener.h"
#include "nsIController.h"
#include "nsIControllers.h"
#include "nsIEditorController.h"
#include "nsIElementFactory.h"
#include "nsIHTMLContent.h"
#include "nsFormFrame.h"
#include "nsIContent.h"
#include "nsIAtom.h"
#include "nsIPresContext.h"
#include "nsHTMLIIDs.h"
#include "nsHTMLAtoms.h"
#include "nsIComponentManager.h"
#include "nsIView.h"
#include "nsIDOMHTMLInputElement.h"
#include "nsISupportsArray.h"
#include "nsIDOMElement.h"
#include "nsIDOMDocument.h"
#include "nsIPresShell.h"
#include "nsIComponentManager.h"
#define DEFAULT_COLUMN_WIDTH 20
static NS_DEFINE_CID(kHTMLEditorCID, NS_HTMLEDITOR_CID);
static NS_DEFINE_CID(kFrameSelectionCID, NS_FRAMESELECTION_CID);
static void RemoveNewlines(nsString &aString);
static void RemoveNewlines(nsString &aString)
{
// strip CR/LF and null
static const char badChars[] = {10, 13, 0};
aString.StripChars(badChars);
}
class nsTextAreaSelectionImpl : public nsSupportsWeakReference, public nsISelectionController, public nsIFrameSelection
{
public:
NS_DECL_ISUPPORTS
nsTextAreaSelectionImpl(nsIFrameSelection *aSel, nsIPresShell *aShell, nsIContent *aLimiter);
~nsTextAreaSelectionImpl(){}
//NSISELECTIONCONTROLLER INTERFACES
NS_IMETHOD SetDisplaySelection(PRInt16 toggle);
NS_IMETHOD GetDisplaySelection(PRInt16 *_retval);
NS_IMETHOD GetSelection(PRInt16 type, nsIDOMSelection **_retval);
NS_IMETHOD ScrollSelectionIntoView(PRInt16 type, PRInt16 region);
NS_IMETHOD RepaintSelection(PRInt16 type);
NS_IMETHOD RepaintSelection(nsIPresContext* aPresContext, SelectionType aSelectionType);
NS_IMETHOD SetCaretEnabled(PRBool enabled);
NS_IMETHOD GetCaretEnabled(PRBool *_retval);
NS_IMETHOD CharacterMove(PRBool aForward, PRBool aExtend);
NS_IMETHOD WordMove(PRBool aForward, PRBool aExtend);
NS_IMETHOD LineMove(PRBool aForward, PRBool aExtend);
NS_IMETHOD IntraLineMove(PRBool aForward, PRBool aExtend);
NS_IMETHOD PageMove(PRBool aForward, PRBool aExtend){return NS_OK;}//*
NS_IMETHOD CompleteScroll(PRBool aForward){return NS_OK;}//*
NS_IMETHOD CompleteMove(PRBool aForward, PRBool aExtend){return NS_OK;}//*
NS_IMETHOD ScrollPage(PRBool aForward){return NS_OK;}//*
NS_IMETHOD ScrollLine(PRBool aForward){return NS_OK;}//*
NS_IMETHOD ScrollHorizontal(PRBool aLeft){return NS_OK;}//*
NS_IMETHOD SelectAll(void);
//NSIFRAMSELECTION INTERFACES
NS_IMETHOD Init(nsIFocusTracker *aTracker, nsIContent *aLimiter) ;
NS_IMETHOD ShutDown() ;
NS_IMETHOD HandleTextEvent(nsGUIEvent *aGuiEvent) ;
NS_IMETHOD HandleKeyEvent(nsIPresContext* aPresContext, nsGUIEvent *aGuiEvent);
NS_IMETHOD HandleClick(nsIContent *aNewFocus, PRUint32 aContentOffset, PRUint32 aContentEndOffset ,
PRBool aContinueSelection, PRBool aMultipleSelection, PRBool aHint);
NS_IMETHOD HandleDrag(nsIPresContext *aPresContext, nsIFrame *aFrame, nsPoint& aPoint);
NS_IMETHOD HandleTableSelection(nsIContent *aParentContent, PRInt32 aContentOffset, PRUint32 aTarget, nsMouseEvent *aMouseEvent);
NS_IMETHOD StartAutoScrollTimer(nsIPresContext *aPresContext, nsIFrame *aFrame, nsPoint& aPoint, PRUint32 aDelay);
NS_IMETHOD StopAutoScrollTimer();
NS_IMETHOD EnableFrameNotification(PRBool aEnable);
NS_IMETHOD LookUpSelection(nsIContent *aContent, PRInt32 aContentOffset, PRInt32 aContentLength,
SelectionDetails **aReturnDetails, PRBool aSlowCheck);
NS_IMETHOD SetMouseDownState(PRBool aState);
NS_IMETHOD GetMouseDownState(PRBool *aState);
NS_IMETHOD GetTableCellSelection(PRBool *aState);
NS_IMETHOD GetTableCellSelectionStyleColor(const nsStyleColor **aStyleColor);
NS_IMETHOD GetFrameForNodeOffset(nsIContent *aNode, PRInt32 aOffset, nsIFrame **aReturnFrame, PRInt32 *aReturnOffset);
private:
nsCOMPtr<nsIFrameSelection> mFrameSelection;
nsCOMPtr<nsIContent> mLimiter;
nsWeakPtr mPresShellWeak;
};
// Implement our nsISupports methods
NS_IMPL_ISUPPORTS3(nsTextAreaSelectionImpl, nsISelectionController, nsISupportsWeakReference, nsIFrameSelection)
// BEGIN nsTextAreaSelectionImpl
nsTextAreaSelectionImpl::nsTextAreaSelectionImpl(nsIFrameSelection *aSel, nsIPresShell *aShell, nsIContent *aLimiter)
{
NS_INIT_REFCNT();
if (aSel && aShell)
{
mFrameSelection = aSel;//we are the owner now!
nsCOMPtr<nsIFocusTracker> tracker = do_QueryInterface(aShell);
mLimiter = aLimiter;
mFrameSelection->Init(tracker, mLimiter);
mPresShellWeak = getter_AddRefs( NS_GetWeakReference(aShell) );
}
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::SetDisplaySelection(PRInt16 aToggle)
{
if (mFrameSelection)
return mFrameSelection->SetDisplaySelection(aToggle);
return NS_ERROR_NULL_POINTER;
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::GetDisplaySelection(PRInt16 *aToggle)
{
if (mFrameSelection)
return mFrameSelection->GetDisplaySelection(aToggle);
return NS_ERROR_NULL_POINTER;
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::GetSelection(PRInt16 type, nsIDOMSelection **_retval)
{
if (mFrameSelection)
return mFrameSelection->GetSelection(type, _retval);
return NS_ERROR_NULL_POINTER;
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::ScrollSelectionIntoView(PRInt16 type, PRInt16 region)
{
if (mFrameSelection)
return mFrameSelection->ScrollSelectionIntoView(type, region);
return NS_ERROR_NULL_POINTER;
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::RepaintSelection(PRInt16 type)
{
if (!mPresShellWeak) return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIPresShell> presShell = do_QueryReferent(mPresShellWeak);
if (presShell)
{
nsCOMPtr<nsIPresContext> context;
if (NS_SUCCEEDED(presShell->GetPresContext(getter_AddRefs(context))) && context)
{
return mFrameSelection->RepaintSelection(context, type);
}
}
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::RepaintSelection(nsIPresContext* aPresContext, SelectionType aSelectionType)
{
return RepaintSelection(aSelectionType);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::SetCaretEnabled(PRBool enabled)
{
if (!mPresShellWeak) return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsISelectionController> selCon = do_QueryReferent(mPresShellWeak);
if (selCon)
{
return selCon->SetCaretEnabled(enabled);//we can use presshells because there is only 1 caret
}
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::GetCaretEnabled(PRBool *_retval)
{
if (!mPresShellWeak) return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsISelectionController> selCon = do_QueryReferent(mPresShellWeak);
if (selCon)
{
return selCon->GetCaretEnabled(_retval);//we can use presshells because there is only 1 caret
}
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::CharacterMove(PRBool aForward, PRBool aExtend)
{
if (mFrameSelection)
return mFrameSelection->CharacterMove(aForward, aExtend);
return NS_ERROR_NULL_POINTER;
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::WordMove(PRBool aForward, PRBool aExtend)
{
if (mFrameSelection)
return mFrameSelection->WordMove(aForward, aExtend);
return NS_ERROR_NULL_POINTER;
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::LineMove(PRBool aForward, PRBool aExtend)
{
if (mFrameSelection)
return mFrameSelection->LineMove(aForward, aExtend);
return NS_ERROR_NULL_POINTER;
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::IntraLineMove(PRBool aForward, PRBool aExtend)
{
if (mFrameSelection)
return mFrameSelection->IntraLineMove(aForward, aExtend);
return NS_ERROR_NULL_POINTER;
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::SelectAll()
{
if (mFrameSelection)
return mFrameSelection->SelectAll();
return NS_ERROR_NULL_POINTER;
}
//nsTextAreaSelectionImpl::FRAMESELECTIONAPIS
NS_IMETHODIMP
nsTextAreaSelectionImpl::Init(nsIFocusTracker *aTracker, nsIContent *aLimiter)
{
return mFrameSelection->Init(aTracker, aLimiter);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::ShutDown()
{
return mFrameSelection->ShutDown();
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::HandleTextEvent(nsGUIEvent *aGuiEvent)
{
return mFrameSelection->HandleTextEvent(aGuiEvent);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::HandleKeyEvent(nsIPresContext* aPresContext, nsGUIEvent *aGuiEvent)
{
return mFrameSelection->HandleKeyEvent(aPresContext, aGuiEvent);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::HandleClick(nsIContent *aNewFocus, PRUint32 aContentOffset, PRUint32 aContentEndOffset ,
PRBool aContinueSelection, PRBool aMultipleSelection, PRBool aHint)
{
return mFrameSelection->HandleClick(aNewFocus, aContentOffset, aContentEndOffset ,
aContinueSelection, aMultipleSelection, aHint);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::HandleDrag(nsIPresContext *aPresContext, nsIFrame *aFrame, nsPoint& aPoint)
{
return mFrameSelection->HandleDrag(aPresContext, aFrame, aPoint);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::HandleTableSelection(nsIContent *aParentContent, PRInt32 aContentOffset, PRUint32 aTarget, nsMouseEvent *aMouseEvent)
{
return mFrameSelection->HandleTableSelection(aParentContent, aContentOffset, aTarget, aMouseEvent);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::StartAutoScrollTimer(nsIPresContext *aPresContext, nsIFrame *aFrame, nsPoint& aPoint, PRUint32 aDelay)
{
return mFrameSelection->StartAutoScrollTimer(aPresContext, aFrame, aPoint, aDelay);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::StopAutoScrollTimer()
{
return mFrameSelection->StopAutoScrollTimer();
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::EnableFrameNotification(PRBool aEnable)
{
return mFrameSelection->EnableFrameNotification(aEnable);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::LookUpSelection(nsIContent *aContent, PRInt32 aContentOffset, PRInt32 aContentLength,
SelectionDetails **aReturnDetails, PRBool aSlowCheck)
{
return mFrameSelection->LookUpSelection(aContent, aContentOffset, aContentLength, aReturnDetails, aSlowCheck);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::SetMouseDownState(PRBool aState)
{
return mFrameSelection->SetMouseDownState(aState);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::GetMouseDownState(PRBool *aState)
{
return mFrameSelection->GetMouseDownState(aState);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::GetTableCellSelection(PRBool *aState)
{
return mFrameSelection->GetTableCellSelection(aState);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::GetTableCellSelectionStyleColor(const nsStyleColor **aStyleColor)
{
return mFrameSelection->GetTableCellSelectionStyleColor(aStyleColor);
}
NS_IMETHODIMP
nsTextAreaSelectionImpl::GetFrameForNodeOffset(nsIContent *aNode, PRInt32 aOffset, nsIFrame **aReturnFrame, PRInt32 *aReturnOffset)
{
return mFrameSelection->GetFrameForNodeOffset(aNode, aOffset,aReturnFrame,aReturnOffset);
}
// END nsTextAreaSelectionImpl
nsresult
NS_NewGfxTextControlFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame)
{
NS_PRECONDITION(aNewFrame, "null OUT ptr");
if (nsnull == aNewFrame) {
return NS_ERROR_NULL_POINTER;
}
nsGfxTextControlFrame2* it = new (aPresShell) nsGfxTextControlFrame2();
if (!it) {
return NS_ERROR_OUT_OF_MEMORY;
}
*aNewFrame = it;
return NS_OK;
}
NS_IMPL_ADDREF_INHERITED(nsGfxTextControlFrame2, nsHTMLContainerFrame);
NS_IMPL_RELEASE_INHERITED(nsGfxTextControlFrame2, nsHTMLContainerFrame);
NS_IMETHODIMP
nsGfxTextControlFrame2::QueryInterface(const nsIID& aIID, void** aInstancePtr)
{
if (NULL == aInstancePtr) {
return NS_ERROR_NULL_POINTER;
}
if (aIID.Equals(NS_GET_IID(nsIFormControlFrame))) {
*aInstancePtr = (void*) ((nsIFormControlFrame*) this);
return NS_OK;
}
if (aIID.Equals(NS_GET_IID(nsIAnonymousContentCreator))) {
*aInstancePtr = (void*)(nsIAnonymousContentCreator*) this;
return NS_OK;
}
return nsHTMLContainerFrame::QueryInterface(aIID, aInstancePtr);
}
nsGfxTextControlFrame2::nsGfxTextControlFrame2()
{
mIsProcessing=PR_FALSE;
mFormFrame = nsnull;
}
nsGfxTextControlFrame2::~nsGfxTextControlFrame2()
{
if (mFormFrame) {
mFormFrame->RemoveFormControlFrame(*this);
mFormFrame = nsnull;
}
}
// XXX: wouldn't it be nice to get this from the style context!
PRBool nsGfxTextControlFrame2::IsSingleLineTextControl() const
{
PRInt32 type;
GetType(&type);
if ((NS_FORM_INPUT_TEXT==type) || (NS_FORM_INPUT_PASSWORD==type)) {
return PR_TRUE;
}
return PR_FALSE;
}
// XXX: wouldn't it be nice to get this from the style context!
PRBool nsGfxTextControlFrame2::IsPlainTextControl() const
{
// need to check HTML attribute of mContent and/or CSS.
return PR_TRUE;
}
PRBool nsGfxTextControlFrame2::IsPasswordTextControl() const
{
PRInt32 type;
GetType(&type);
if (NS_FORM_INPUT_PASSWORD==type) {
return PR_TRUE;
}
return PR_FALSE;
}
NS_IMETHODIMP
nsGfxTextControlFrame2::CreateFrameFor(nsIPresContext* aPresContext,
nsIContent * aContent,
nsIFrame** aFrame)
{
aContent = nsnull;
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsGfxTextControlFrame2::CreateAnonymousContent(nsIPresContext* aPresContext,
nsISupportsArray& aChildList)
{
//create editor
//create selection
//init editor with div.
nsCAutoString progID = NS_ELEMENT_FACTORY_PROGID_PREFIX;
progID += "http://www.w3.org/TR/REC-html40";
nsresult rv;
NS_WITH_SERVICE(nsIElementFactory, elementFactory, progID, &rv);
if (!elementFactory)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIContent> content;
elementFactory->CreateInstanceByTag(NS_ConvertToString("div"), getter_AddRefs(content));
if (content)
{
aChildList.AppendElement(content);
//make the editor
rv = nsComponentManager::CreateInstance(kHTMLEditorCID,
nsnull,
NS_GET_IID(nsIEditor), getter_AddRefs(mEditor));
if (NS_FAILED(rv))
return rv;
if (!mEditor)
return NS_ERROR_OUT_OF_MEMORY;
//get the presshell
nsCOMPtr<nsIPresShell> shell;
rv = aPresContext->GetShell(getter_AddRefs(shell));
if (NS_FAILED(rv) || !shell)
return rv?rv:NS_ERROR_FAILURE;
//create selection
nsCOMPtr<nsIFrameSelection> frameSel;
rv = nsComponentManager::CreateInstance(kFrameSelectionCID, nsnull,
NS_GET_IID(nsIFrameSelection),
getter_AddRefs(frameSel));
//create selection controller
nsTextAreaSelectionImpl * textSelImpl = new nsTextAreaSelectionImpl(frameSel,shell,content);
mSelCon = do_QueryInterface((nsISupports *)(nsISelectionController *)textSelImpl);//this will addref it once
mSelCon->SetDisplaySelection(nsISelectionController::SELECTION_ON);
//get the document
nsCOMPtr<nsIDocument> doc;
rv = shell->GetDocument(getter_AddRefs(doc));
if (NS_FAILED(rv) || !doc)
return rv?rv:NS_ERROR_FAILURE;
nsCOMPtr<nsIDOMDocument> domdoc = do_QueryInterface(doc, &rv);
if (NS_FAILED(rv) || !domdoc)
return rv?rv:NS_ERROR_FAILURE;
//get the flags
PRUint32 editorFlags = 0;
if (IsPlainTextControl())
editorFlags |= nsIHTMLEditor::eEditorPlaintextMask;
if (IsSingleLineTextControl())
editorFlags |= nsIHTMLEditor::eEditorSingleLineMask;
if (IsPasswordTextControl())
editorFlags |= nsIHTMLEditor::eEditorPasswordMask;
//initialize the editor
mEditor->Init(domdoc, shell, content, mSelCon, editorFlags);
//initialize the controller for the editor
nsCOMPtr<nsIDOMNSHTMLTextAreaElement> textAreaElement = do_QueryInterface(mContent);
nsCOMPtr<nsIDOMNSHTMLInputElement> inputElement = do_QueryInterface(mContent);
nsCOMPtr<nsIControllers> controllers;
if (textAreaElement)
textAreaElement->GetControllers(getter_AddRefs(controllers));
else if (inputElement)
inputElement->GetControllers(getter_AddRefs(controllers));
else
return rv = NS_ERROR_FAILURE;
if (NS_SUCCEEDED(rv))
{
PRUint32 count;
PRBool found = PR_FALSE;
rv = controllers->GetControllerCount(&count);
for (PRUint32 i = 0; i < count; i ++)
{
nsCOMPtr<nsIController> controller;
rv = controllers->GetControllerAt(i, getter_AddRefs(controller));
if (NS_SUCCEEDED(rv) && controller)
{
nsCOMPtr<nsIEditorController> editController = do_QueryInterface(controller);
if (editController)
{
editController->SetCommandRefCon(mEditor);
found = PR_TRUE;
}
}
}
if (!found)
rv = NS_ERROR_FAILURE;
}
//get the caret
nsCOMPtr<nsICaret> caret;
if (NS_SUCCEEDED(shell->GetCaret(getter_AddRefs(caret))) && caret)
{
nsCOMPtr<nsIDOMSelectionListener> listener = do_QueryInterface(caret);
nsCOMPtr<nsIDOMSelection> domSelection;
if (listener)
{
if (NS_SUCCEEDED(mSelCon->GetSelection(nsISelectionController::SELECTION_NORMAL, getter_AddRefs(domSelection))) && domSelection)
domSelection->AddSelectionListener(listener);
}
}
}
return NS_OK;
}
#if 0
NS_IMETHODIMP nsGfxTextControlFrame2::Reflow(nsIPresContext* aPresContext,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus)
{
// Figure out if we are doing Quirks or Standard
nsCompatibility mode;
aPresContext->GetCompatibilityMode(&mode);
nsMargin border;
border.SizeTo(0, 0, 0, 0);
nsMargin padding;
padding.SizeTo(0, 0, 0, 0);
// Get the CSS border
const nsStyleSpacing* spacing;
GetStyleData(eStyleStruct_Spacing, (const nsStyleStruct *&)spacing);
spacing->CalcBorderFor(this, border);
spacing->CalcPaddingFor(this, padding);
// calculate the the desired size for the text control
// use the suggested size if it has been set
nsresult rv = NS_OK;
nsHTMLReflowState suggestedReflowState(aReflowState);
if ((kSuggestedNotSet != mSuggestedWidth) ||
(kSuggestedNotSet != mSuggestedHeight)) {
// Honor the suggested width and/or height.
if (kSuggestedNotSet != mSuggestedWidth) {
suggestedReflowState.mComputedWidth = mSuggestedWidth;
aDesiredSize.width = mSuggestedWidth;
}
if (kSuggestedNotSet != mSuggestedHeight) {
suggestedReflowState.mComputedHeight = mSuggestedHeight;
aDesiredSize.height = mSuggestedHeight;
}
rv = NS_OK;
aDesiredSize.ascent = aDesiredSize.height;
aDesiredSize.descent = 0;
aStatus = NS_FRAME_COMPLETE;
} else {
// this is the right way
// Quirks mode will NOT obey CSS border and padding
// GetDesiredSize calculates the size without CSS borders
// the nsLeafFrame::Reflow will add in the borders
if (eCompatibility_NavQuirks == mode) {
rv = ReflowNavQuirks(aPresContext, aDesiredSize, aReflowState, aStatus, border, padding);
} else {
rv = ReflowStandard(aPresContext, aDesiredSize, aReflowState, aStatus, border, padding);
}
if (NS_UNCONSTRAINEDSIZE != aReflowState.mComputedWidth) {
if (aReflowState.mComputedWidth > aDesiredSize.width) {
aDesiredSize.width = aReflowState.mComputedWidth;
}
}
if (NS_UNCONSTRAINEDSIZE != aReflowState.mComputedHeight) {
if (aReflowState.mComputedHeight > aDesiredSize.height) {
aDesiredSize.height = aReflowState.mComputedHeight;
}
}
aStatus = NS_FRAME_COMPLETE;
}
#endif
NS_IMETHODIMP nsGfxTextControlFrame2::Reflow(nsIPresContext* aPresContext,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus)
{
// assuming 1 child
nsIFrame* child = mFrames.FirstChild();
//mFrames.FirstChild(aPresContext,nsnull,&child);
if (!child)
return nsHTMLContainerFrame::Reflow(aPresContext,aDesiredSize,aReflowState,aStatus);
nsSize availSize(aReflowState.availableWidth, aReflowState.availableHeight);
nsHTMLReflowState kidReflowState(aPresContext, aReflowState, child,
availSize);
kidReflowState.mComputedWidth = aReflowState.mComputedWidth;
kidReflowState.mComputedHeight = aReflowState.mComputedHeight;
if (kidReflowState.mComputedWidth != NS_INTRINSICSIZE)
kidReflowState.mComputedWidth -= kidReflowState.mComputedBorderPadding.left + kidReflowState.mComputedBorderPadding.right;
if (kidReflowState.mComputedHeight != NS_INTRINSICSIZE)
kidReflowState.mComputedHeight -= kidReflowState.mComputedBorderPadding.top + kidReflowState.mComputedBorderPadding.bottom;
if (aReflowState.reason == eReflowReason_Initial)
{
aDesiredSize.height = 10;
return nsHTMLContainerFrame::Reflow(aPresContext,aDesiredSize,aReflowState,aStatus);
}
else
if (aReflowState.reason == eReflowReason_Incremental)
{
if (aReflowState.reflowCommand) {
nsIFrame* incrementalChild = nsnull;
aReflowState.reflowCommand->GetNext(incrementalChild);
NS_ASSERTION(incrementalChild == child || !incrementalChild, "Child is not in our list!!");
if (!incrementalChild) {
nsIFrame* target;
aReflowState.reflowCommand->GetTarget(target);
NS_ASSERTION(target == this, "Not our target!");
nsIReflowCommand::ReflowType type;
aReflowState.reflowCommand->GetType(type);
switch (type) {
case nsIReflowCommand::StyleChanged:
kidReflowState.reason = eReflowReason_StyleChange;
kidReflowState.reflowCommand = nsnull;
break;
case nsIReflowCommand::ReflowDirty:
kidReflowState.reason = eReflowReason_Dirty;
kidReflowState.reflowCommand = nsnull;
break;
default:
NS_ERROR("Unknown incremental reflow type");
}
}
}
}
nsresult rv = ReflowChild(child, aPresContext, aDesiredSize, kidReflowState, 0, 0, 0, aStatus);
// Place and size the child.
FinishReflowChild(child, aPresContext, aDesiredSize, aReflowState.mComputedBorderPadding.left,
aReflowState.mComputedBorderPadding.top, 0);
return rv;
}
//#endif
PRIntn
nsGfxTextControlFrame2::GetSkipSides() const
{
return 0;
}
//IMPLEMENTING NS_IFORMCONTROLFRAME
NS_IMETHODIMP
nsGfxTextControlFrame2::GetName(nsString* aResult)
{
nsresult result = NS_FORM_NOTOK;
if (mContent) {
nsIHTMLContent* formControl = nsnull;
result = mContent->QueryInterface(NS_GET_IID(nsIHTMLContent),(void**)&formControl);
if (NS_SUCCEEDED(result) && formControl) {
nsHTMLValue value;
result = formControl->GetHTMLAttribute(nsHTMLAtoms::name, value);
if (NS_CONTENT_ATTR_HAS_VALUE == result) {
if (eHTMLUnit_String == value.GetUnit()) {
value.GetStringValue(*aResult);
}
}
NS_RELEASE(formControl);
}
}
return result;
}
NS_IMETHODIMP
nsGfxTextControlFrame2::GetType(PRInt32* aType) const
{
nsresult result = NS_FORM_NOTOK;
if (mContent) {
nsIFormControl* formControl = nsnull;
result = mContent->QueryInterface(NS_GET_IID(nsIFormControl), (void**)&formControl);
if ((NS_OK == result) && formControl) {
result = formControl->GetType(aType);
NS_RELEASE(formControl);
}
}
return result;
}
void nsGfxTextControlFrame2::SetFocus(PRBool aOn , PRBool aRepaint){}
void nsGfxTextControlFrame2::ScrollIntoView(nsIPresContext* aPresContext){}
void nsGfxTextControlFrame2::MouseClicked(nsIPresContext* aPresContext){}
void nsGfxTextControlFrame2::Reset(nsIPresContext* aPresContext){}
PRInt32 nsGfxTextControlFrame2::GetMaxNumValues(){return 1;}/**/
PRBool nsGfxTextControlFrame2::GetNamesValues(PRInt32 aMaxNumValues, PRInt32& aNumValues,
nsString* aValues, nsString* aNames)
{
return PR_FALSE;
}
nscoord
nsGfxTextControlFrame2::GetVerticalInsidePadding(nsIPresContext* aPresContext,
float aPixToTwip,
nscoord aInnerHeight) const
{
return NSIntPixelsToTwips(0, aPixToTwip);
}
//---------------------------------------------------------
nscoord
nsGfxTextControlFrame2::GetHorizontalInsidePadding(nsIPresContext* aPresContext,
float aPixToTwip,
nscoord aInnerWidth,
nscoord aCharWidth) const
{
return GetVerticalInsidePadding(aPresContext, aPixToTwip, aInnerWidth);
}
void
nsGfxTextControlFrame2::SetFormFrame(nsFormFrame* aFormFrame)
{
mFormFrame = aFormFrame;
}
//---------------------------------------------------------
PRBool
nsGfxTextControlFrame2::IsSuccessful(nsIFormControlFrame* aSubmitter)
{
nsAutoString name;
return (NS_CONTENT_ATTR_HAS_VALUE == GetName(&name));
}
NS_IMETHODIMP
nsGfxTextControlFrame2::SetSuggestedSize(nscoord aWidth, nscoord aHeight)
{
return NS_OK;
}
nsresult
nsGfxTextControlFrame2::RequiresWidget(PRBool& aRequiresWidget)
{
aRequiresWidget = PR_FALSE;
return NS_OK;
}
NS_IMETHODIMP
nsGfxTextControlFrame2::GetFont(nsIPresContext* aPresContext,
const nsFont*& aFont)
{
return nsFormControlHelper::GetFont(this, aPresContext, mStyleContext, aFont);
}
NS_IMETHODIMP
nsGfxTextControlFrame2::GetFormContent(nsIContent*& aContent) const
{
nsIContent* content;
nsresult rv;
rv = GetContent(&content);
aContent = content;
return rv;
}
NS_IMETHODIMP nsGfxTextControlFrame2::SetProperty(nsIPresContext* aPresContext, nsIAtom* aName, const nsString& aValue)
{
if (!mIsProcessing)//some kind of lock.
{
mIsProcessing = PR_TRUE;
if (nsHTMLAtoms::value == aName)
{
if (mEditor) {
mEditor->EnableUndo(PR_FALSE); // wipe out undo info
}
SetTextControlFrameState(aValue); // set new text value
if (mEditor) {
mEditor->EnableUndo(PR_TRUE); // fire up a new txn stack
}
}
else if (nsHTMLAtoms::select == aName && mSelCon)
{
// select all the text
mSelCon->SelectAll();
}
mIsProcessing = PR_FALSE;
}
return NS_OK;
}
NS_IMETHODIMP nsGfxTextControlFrame2::GetProperty(nsIAtom* aName, nsString& aValue)
{
// Return the value of the property from the widget it is not null.
// If widget is null, assume the widget is GFX-rendered and return a member variable instead.
if (nsHTMLAtoms::value == aName) {
GetTextControlFrameState(aValue);
}
return NS_OK;
}
void nsGfxTextControlFrame2::GetTextControlFrameState(nsString& aValue)
{
aValue.SetLength(0); // initialize out param
if (mEditor)
{
nsString format; format.AssignWithConversion("text/plain");
PRUint32 flags = 0;
if (PR_TRUE==IsPlainTextControl()) {
flags |= nsIDocumentEncoder::OutputBodyOnly; // OutputNoDoctype if head info needed
}
nsFormControlHelper::nsHTMLTextWrap wrapProp;
nsresult result = nsFormControlHelper::GetWrapPropertyEnum(mContent, wrapProp);
if (NS_CONTENT_ATTR_NOT_THERE != result)
{
if (wrapProp == nsFormControlHelper::eHTMLTextWrap_Hard)
{
flags |= nsIDocumentEncoder::OutputFormatted;
}
}
mEditor->OutputToString(aValue, format, flags);
}
}
// END IMPLEMENTING NS_IFORMCONTROLFRAME
void
nsGfxTextControlFrame2::SetTextControlFrameState(const nsString& aValue)
{
if (mEditor)
{
nsAutoString currentValue;
nsAutoString format; format.AssignWithConversion("text/plain");
nsresult result = mEditor->OutputToString(currentValue, format, 0);
if (PR_TRUE==IsSingleLineTextControl()) {
RemoveNewlines(currentValue);
}
if (PR_FALSE==currentValue.Equals(aValue)) // this is necessary to avoid infinite recursion
{
// \r is an illegal character in the dom, but people use them,
// so convert windows and mac platform linebreaks to \n:
// Unfortunately aValue is declared const, so we have to copy
// in order to do this substitution.
currentValue.Assign(aValue);
nsFormControlHelper::PlatformToDOMLineBreaks(currentValue);
nsCOMPtr<nsIDOMDocument>domDoc;
result = mEditor->GetDocument(getter_AddRefs(domDoc));
if (NS_FAILED(result)) return;
if (!domDoc) return;
result = mEditor->SelectAll();
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (!htmlEditor) return;
// get the flags, remove readonly and disabled, set the value, restore flags
PRUint32 flags, savedFlags;
mEditor->GetFlags(&savedFlags);
flags = savedFlags;
flags &= ~(nsIHTMLEditor::eEditorDisabledMask);
flags &= ~(nsIHTMLEditor::eEditorReadonlyMask);
mEditor->SetFlags(flags);
mEditor->SelectAll();
mEditor->DeleteSelection(nsIEditor::eNone);
htmlEditor->InsertText(currentValue);
mEditor->SetFlags(savedFlags);
}
}
}
NS_IMETHODIMP
nsGfxTextControlFrame2::SetInitialChildList(nsIPresContext* aPresContext,
nsIAtom* aListName,
nsIFrame* aChildList)
{
nsIFrame *list = aChildList;
nsFrameState frameState;
while (list)
{
list->GetFrameState(&frameState);
frameState |= NS_FRAME_INDEPENDENT_SELECTION;
list->SetFrameState(frameState);
list->GetNextSibling(&list);
}
nsresult result = nsHTMLContainerFrame::SetInitialChildList(aPresContext, aListName, aChildList);
if (mEditor)
mEditor->PostCreate();
return result;
}
NS_IMETHODIMP
nsGfxTextControlFrame2::GetSelectionController(nsIPresContext *aPresContext, nsISelectionController **aSelCon)
{
if (!aSelCon)
return NS_ERROR_INVALID_ARG;
NS_IF_ADDREF(*aSelCon = mSelCon);
return NS_OK;
}
nsresult
nsGfxTextControlFrame2::GetColRowSizeAttr(nsIFormControlFrame* aFrame,
nsIAtom * aColSizeAttr,
nsHTMLValue & aColSize,
nsresult & aColStatus,
nsIAtom * aRowSizeAttr,
nsHTMLValue & aRowSize,
nsresult & aRowStatus)
{
nsIContent* iContent = nsnull;
aFrame->GetFormContent((nsIContent*&) iContent);
if (!iContent) {
return NS_ERROR_FAILURE;
}
nsIHTMLContent* hContent = nsnull;
nsresult result = iContent->QueryInterface(kIHTMLContentIID, (void**)&hContent);
if ((NS_OK != result) || !hContent) {
NS_RELEASE(iContent);
return NS_ERROR_FAILURE;
}
aColStatus = NS_CONTENT_ATTR_NOT_THERE;
if (nsnull != aColSizeAttr) {
aColStatus = hContent->GetHTMLAttribute(aColSizeAttr, aColSize);
}
aRowStatus= NS_CONTENT_ATTR_NOT_THERE;
if (nsnull != aRowSizeAttr) {
aRowStatus = hContent->GetHTMLAttribute(aRowSizeAttr, aRowSize);
}
NS_RELEASE(hContent);
NS_RELEASE(iContent);
return NS_OK;
}
PRInt32
nsGfxTextControlFrame2::GetWidthInCharacters() const
{
// see if there's a COL attribute, if so it wins
nsCOMPtr<nsIHTMLContent> content;
nsresult result = mContent->QueryInterface(NS_GET_IID(nsIHTMLContent), getter_AddRefs(content));
if (NS_SUCCEEDED(result) && content)
{
nsHTMLValue resultValue;
result = content->GetHTMLAttribute(nsHTMLAtoms::cols, resultValue);
if (NS_CONTENT_ATTR_NOT_THERE != result)
{
if (resultValue.GetUnit() == eHTMLUnit_Integer)
{
return (resultValue.GetIntValue());
}
}
}
// otherwise, see if CSS has a width specified. If so, work backwards to get the
// number of characters this width represents.
// otherwise, the default is just returned.
return DEFAULT_COLUMN_WIDTH;
}