зеркало из https://github.com/mozilla/gecko-dev.git
1451 строка
48 KiB
C++
1451 строка
48 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsFormControlFrame.h"
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#include "nsHTMLParts.h"
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#include "nsIHTMLContent.h"
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#include "nsIRenderingContext.h"
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#include "nsIPresShell.h"
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#include "nsIPresContext.h"
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#include "nsIStyleContext.h"
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#include "nsLeafFrame.h"
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#include "nsCSSRendering.h"
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#include "nsHTMLIIDs.h"
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#include "nsIView.h"
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#include "nsIViewManager.h"
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#include "nsCoord.h"
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#include "nsWidgetsCID.h"
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#include "nsViewsCID.h"
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#include "nsRepository.h"
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#include "nsGUIEvent.h"
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#include "nsDOMEvent.h"
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#include "nsIFontMetrics.h"
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#include "nsIFormControl.h"
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#include "nsIDeviceContext.h"
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#include "nsHTMLAtoms.h"
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#include "nsIButton.h" // remove this when GetCID is pure virtual
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#include "nsICheckButton.h" //remove this
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#include "nsITextWidget.h" //remove this
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#include "nsISupports.h"
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#include "nsStyleConsts.h"
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#include "nsUnitConversion.h"
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#include "nsStyleUtil.h"
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#include "nsFormFrame.h"
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#include "nsIContent.h"
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#include "nsGlobalVariables.h"
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#include "nsStyleUtil.h"
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static NS_DEFINE_IID(kIWidgetIID, NS_IWIDGET_IID);
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static NS_DEFINE_IID(kIFormControlIID, NS_IFORMCONTROL_IID);
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static NS_DEFINE_IID(kIFormControlFrameIID, NS_IFORMCONTROLFRAME_IID);
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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static NS_DEFINE_IID(kViewCID, NS_VIEW_CID);
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static NS_DEFINE_IID(kIViewIID, NS_IVIEW_IID);
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nsFormControlFrame::nsFormControlFrame()
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: nsLeafFrame()
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{
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mLastMouseState = eMouseNone;
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mDidInit = PR_FALSE;
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mWidget = nsnull;
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}
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nsFormControlFrame::~nsFormControlFrame()
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{
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//printf("nsFormControlFrame::~nsFormControlFrame \n");
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mFormFrame = nsnull;
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NS_IF_RELEASE(mWidget);
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}
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nsresult
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nsFormControlFrame::QueryInterface(const nsIID& aIID, void** aInstancePtr)
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{
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NS_PRECONDITION(0 != aInstancePtr, "null ptr");
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if (NULL == aInstancePtr) {
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return NS_ERROR_NULL_POINTER;
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}
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if (aIID.Equals(kIFormControlFrameIID)) {
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*aInstancePtr = (void*) ((nsIFormControlFrame*) this);
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return NS_OK;
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}
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return nsLeafFrame::QueryInterface(aIID, aInstancePtr);
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}
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nscoord
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nsFormControlFrame::GetScrollbarWidth(float aPixToTwip)
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{
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return NSIntPixelsToTwips(19, aPixToTwip); // XXX this is windows
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}
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nscoord
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nsFormControlFrame::GetVerticalBorderWidth(float aPixToTwip) const
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{
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return NSIntPixelsToTwips(3, aPixToTwip);
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}
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nscoord
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nsFormControlFrame::GetHorizontalBorderWidth(float aPixToTwip) const
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{
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return GetVerticalBorderWidth(aPixToTwip);
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}
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nscoord
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nsFormControlFrame::GetVerticalInsidePadding(float aPixToTwip,
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nscoord aInnerHeight) const
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{
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return NSIntPixelsToTwips(3, aPixToTwip);
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}
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nscoord
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nsFormControlFrame::GetHorizontalInsidePadding(nsIPresContext& aPresContext,
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float aPixToTwip,
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nscoord aInnerWidth,
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nscoord aCharWidth) const
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{
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return GetVerticalInsidePadding(aPixToTwip, aInnerWidth);
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}
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PRInt32
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nsFormControlFrame::GetMaxNumValues()
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{
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return 0;
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}
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PRBool
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nsFormControlFrame::GetNamesValues(PRInt32 aMaxNumValues, PRInt32& aNumValues,
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nsString* aValues, nsString* aNames)
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{
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aNumValues = 0;
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return PR_FALSE;
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}
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void
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nsFormControlFrame::SetClickPoint(nscoord aX, nscoord aY)
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{
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mLastClickPoint.x = aX;
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mLastClickPoint.y = aY;
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}
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// XXX it would be cool if form element used our rendering sw, then
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// they could be blended, and bordered, and so on...
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NS_METHOD
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nsFormControlFrame::Paint(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect,
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nsFramePaintLayer aWhichLayer)
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{
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return nsLeafFrame::Paint(aPresContext, aRenderingContext, aDirtyRect,
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aWhichLayer);
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}
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void
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nsFormControlFrame::GetDesiredSize(nsIPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState,
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nsHTMLReflowMetrics& aDesiredLayoutSize,
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nsSize& aDesiredWidgetSize)
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{
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// get the css size and let the frame use or override it
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nsSize styleSize;
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GetStyleSize(*aPresContext, aReflowState, styleSize);
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// subclasses should always override this method, but if not and no css, make it small
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aDesiredLayoutSize.width = (styleSize.width > CSS_NOTSET) ? styleSize.width : 144;
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aDesiredLayoutSize.height = (styleSize.height > CSS_NOTSET) ? styleSize.height : 144;
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aDesiredLayoutSize.ascent = aDesiredLayoutSize.height;
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aDesiredLayoutSize.descent = 0;
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aDesiredWidgetSize.width = aDesiredLayoutSize.width;
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aDesiredWidgetSize.height = aDesiredLayoutSize.height;
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}
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void
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nsFormControlFrame::GetDesiredSize(nsIPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState,
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nsHTMLReflowMetrics& aDesiredSize)
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{
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nsSize ignore;
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GetDesiredSize(aPresContext, aReflowState, aDesiredSize, ignore);
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}
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NS_IMETHODIMP
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nsFormControlFrame::DidReflow(nsIPresContext& aPresContext,
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nsDidReflowStatus aStatus)
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{
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nsresult rv = nsLeafFrame::DidReflow(aPresContext, aStatus);
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// The view is created hidden; once we have reflowed it and it has been
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// positioned then we show it.
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if (NS_FRAME_REFLOW_FINISHED == aStatus) {
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nsIView* view = nsnull;
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GetView(view);
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if (nsnull != view) {
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view->SetVisibility(nsViewVisibility_kShow);
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}
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}
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return rv;
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}
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NS_IMETHODIMP
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nsFormControlFrame::SetInitialChildList(nsIPresContext& aPresContext,
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nsIAtom* aListName,
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nsIFrame* aChildList)
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{
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// add ourself as an nsIFormControlFrame
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nsFormFrame::AddFormControlFrame(aPresContext, *this);
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return NS_OK;
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}
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NS_METHOD
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nsFormControlFrame::Reflow(nsIPresContext& aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus)
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{
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nsresult result = NS_OK;
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nsIDeviceContext* dx = nsnull;
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dx = aPresContext.GetDeviceContext();
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PRBool supportsWidgets = PR_TRUE;
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if (nsnull != dx) {
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PRBool native = PR_FALSE;
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dx->SupportsNativeWidgets(supportsWidgets);
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NS_RELEASE(dx);
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}
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GetDesiredSize(&aPresContext, aReflowState, aDesiredSize, mWidgetSize);
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if (!mDidInit) {
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nsIPresShell *presShell = aPresContext.GetShell(); // need to release
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nsIViewManager *viewMan = presShell->GetViewManager(); // need to release
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NS_RELEASE(presShell);
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nsRect boundBox(0, 0, aDesiredSize.width, aDesiredSize.height);
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// absolutely positioned controls already have a view but not a widget
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nsIView* view = nsnull;
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GetView(view);
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if (nsnull == view) {
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result = nsRepository::CreateInstance(kViewCID, nsnull, kIViewIID, (void **)&view);
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if (!NS_SUCCEEDED(result)) {
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NS_ASSERTION(0, "Could not create view for form control");
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aStatus = NS_FRAME_NOT_COMPLETE;
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return result;
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}
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nsIFrame* parWithView;
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nsIView *parView;
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GetParentWithView(parWithView);
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parWithView->GetView(parView);
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// initialize the view as hidden since we don't know the (x,y) until Paint
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result = view->Init(viewMan, boundBox, parView, nsnull, nsViewVisibility_kHide);
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if (NS_OK != result) {
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NS_ASSERTION(0, "view initialization failed");
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aStatus = NS_FRAME_NOT_COMPLETE;
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return NS_OK;
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}
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viewMan->InsertChild(parView, view, 0);
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SetView(view);
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}
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const nsIID& id = GetCID();
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if (PR_TRUE == supportsWidgets) {
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// Do the following only if a widget is created
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nsWidgetInitData* initData = GetWidgetInitData(aPresContext); // needs to be deleted
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view->CreateWidget(id, initData);
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if (nsnull != initData) {
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delete(initData);
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}
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// set our widget
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result = GetWidget(view, &mWidget);
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if ((NS_OK == result) && mWidget) { // keep the ref on mWidget
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nsIFormControl* formControl = nsnull;
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result = mContent->QueryInterface(kIFormControlIID, (void**)&formControl);
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if ((NS_OK == result) && formControl) {
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// set the content's widget, so it can get content modified by the widget
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formControl->SetWidget(mWidget);
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NS_RELEASE(formControl);
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}
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// PostCreateWidget(&aPresContext, aDesiredSize.width, aDesiredSize.height);
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// mDidInit = PR_TRUE;
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} else {
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NS_ASSERTION(0, "could not get widget");
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}
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}
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PostCreateWidget(&aPresContext, aDesiredSize.width, aDesiredSize.height);
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mDidInit = PR_TRUE;
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if ((aDesiredSize.width != boundBox.width) || (aDesiredSize.height != boundBox.height)) {
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viewMan->ResizeView(view, aDesiredSize.width, aDesiredSize.height);
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}
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NS_IF_RELEASE(viewMan);
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}
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aDesiredSize.ascent = aDesiredSize.height;
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aDesiredSize.descent = 0;
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if (nsnull != aDesiredSize.maxElementSize) {
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//XXX aDesiredSize.AddBorderPaddingToMaxElementSize(borderPadding);
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aDesiredSize.maxElementSize->width = aDesiredSize.width;
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aDesiredSize.maxElementSize->height = aDesiredSize.height;
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}
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aStatus = NS_FRAME_COMPLETE;
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return NS_OK;
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}
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#if 0
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NS_METHOD
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nsFormControlFrame::Reflow(nsIPresContext& aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus)
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{
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nsIView* view = nsnull;
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GetView(view);
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if (nsnull == view) {
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nsresult result =
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nsRepository::CreateInstance(kViewCID, nsnull, kIViewIID, (void **)&view);
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if (NS_OK != result) {
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NS_ASSERTION(0, "Could not create view for form control");
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aStatus = NS_FRAME_NOT_COMPLETE;
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return result;
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}
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nsIPresShell *presShell = aPresContext.GetShell(); // need to release
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nsIViewManager *viewMan = presShell->GetViewManager(); // need to release
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NS_RELEASE(presShell);
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GetDesiredSize(&aPresContext, aReflowState, aDesiredSize, mWidgetSize);
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//nsRect boundBox(0, 0, mWidgetSize.width, mWidgetSize.height);
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nsRect boundBox(0, 0, aDesiredSize.width, aDesiredSize.height);
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nsIFrame* parWithView;
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nsIView *parView;
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GetParentWithView(parWithView);
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parWithView->GetView(parView);
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// initialize the view as hidden since we don't know the (x,y) until Paint
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result = view->Init(viewMan, boundBox, parView,
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nsnull, nsViewVisibility_kHide);
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if (NS_OK != result) {
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NS_ASSERTION(0, "view initialization failed");
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aStatus = NS_FRAME_NOT_COMPLETE;
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return NS_OK;
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}
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viewMan->InsertChild(parView, view, 0);
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const nsIID& id = GetCID();
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nsWidgetInitData* initData = GetWidgetInitData(aPresContext); // needs to be deleted
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view->CreateWidget(id, initData);
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if (nsnull != initData) {
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delete(initData);
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}
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// set our widget
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result = GetWidget(view, &mWidget);
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if ((NS_OK == result) && mWidget) { // keep the ref on mWidget
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nsIFormControl* formControl = nsnull;
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result = mContent->QueryInterface(kIFormControlIID, (void**)&formControl);
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if ((NS_OK == result) && formControl) {
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// set the content's widget, so it can get content modified by the widget
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formControl->SetWidget(mWidget);
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NS_RELEASE(formControl);
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}
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PostCreateWidget(&aPresContext, aDesiredSize.width, aDesiredSize.height);
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mDidInit = PR_TRUE;
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} else {
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NS_ASSERTION(0, "could not get widget");
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}
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SetView(view);
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if ((aDesiredSize.width != boundBox.width) || (aDesiredSize.height != boundBox.height)) {
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viewMan->ResizeView(view, aDesiredSize.width, aDesiredSize.height);
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}
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NS_IF_RELEASE(viewMan);
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}
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else {
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GetDesiredSize(&aPresContext, aReflowState, aDesiredSize, mWidgetSize);
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// If we are being reflowed and have a view, hide the view until
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// we are told to paint (which is when our location will have
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// stabilized).
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}
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aDesiredSize.ascent = aDesiredSize.height;
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aDesiredSize.descent = 0;
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if (nsnull != aDesiredSize.maxElementSize) {
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aDesiredSize.maxElementSize->width = aDesiredSize.width;
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aDesiredSize.maxElementSize->height = aDesiredSize.height;
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}
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aStatus = NS_FRAME_COMPLETE;
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return NS_OK;
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}
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#endif
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NS_IMETHODIMP
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nsFormControlFrame::AttributeChanged(nsIPresContext* aPresContext,
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nsIContent* aChild,
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nsIAtom* aAttribute,
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PRInt32 aHint)
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{
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return NS_OK;
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}
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nsWidgetInitData*
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nsFormControlFrame::GetWidgetInitData(nsIPresContext& aPresContext)
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{
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return nsnull;
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}
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void
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nsFormControlFrame::SetColors(nsIPresContext& aPresContext)
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{
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if (mWidget) {
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nsCompatibility mode;
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aPresContext.GetCompatibilityMode(mode);
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const nsStyleColor* color =
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(const nsStyleColor*)mStyleContext->GetStyleData(eStyleStruct_Color);
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if (nsnull != color) {
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if (!(NS_STYLE_BG_COLOR_TRANSPARENT & color->mBackgroundFlags)) {
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mWidget->SetBackgroundColor(color->mBackgroundColor);
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#ifdef bug_1021_closed
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} else if (eCompatibility_NavQuirks == mode) {
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#else
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} else {
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#endif
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mWidget->SetBackgroundColor(NS_RGB(0xFF, 0xFF, 0xFF));
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}
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mWidget->SetForegroundColor(color->mColor);
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}
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}
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}
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void
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nsFormControlFrame::PostCreateWidget(nsIPresContext* aPresContext, nscoord& aWidth, nscoord& aHeight)
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{
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}
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// native widgets don't unset focus explicitly and don't need to repaint
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void
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nsFormControlFrame::SetFocus(PRBool aOn, PRBool aRepaint)
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{
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if (mWidget && aOn) {
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mWidget->SetFocus();
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}
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}
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nsresult
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nsFormControlFrame::GetWidget(nsIWidget** aWidget)
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{
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if (mWidget) {
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NS_ADDREF(mWidget);
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*aWidget = mWidget;
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mWidget->Enable(!nsFormFrame::GetDisabled(this));
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return NS_OK;
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} else {
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*aWidget = nsnull;
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return NS_FORM_NOTOK;
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}
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}
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nsresult
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nsFormControlFrame::GetWidget(nsIView* aView, nsIWidget** aWidget)
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{
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nsIWidget* widget;
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aView->GetWidget(widget);
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nsresult result;
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if (nsnull == widget) {
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*aWidget = nsnull;
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result = NS_ERROR_FAILURE;
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} else {
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result = widget->QueryInterface(kIWidgetIID, (void**)aWidget); // keep the ref
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if (NS_FAILED(result)) {
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NS_ASSERTION(0, "The widget interface is invalid"); // need to print out more details of the widget
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}
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NS_RELEASE(widget);
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}
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return result;
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}
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const nsIID&
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nsFormControlFrame::GetIID()
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{
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static NS_DEFINE_IID(kButtonIID, NS_IBUTTON_IID);
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return kButtonIID;
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}
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|
const nsIID&
|
|
nsFormControlFrame::GetCID()
|
|
{
|
|
static NS_DEFINE_IID(kButtonCID, NS_BUTTON_CID);
|
|
return kButtonCID;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFormControlFrame::GetMaxLength(PRInt32* aSize)
|
|
{
|
|
*aSize = -1;
|
|
nsresult result = NS_CONTENT_ATTR_NOT_THERE;
|
|
nsIHTMLContent* content = nsnull;
|
|
mContent->QueryInterface(kIHTMLContentIID, (void**) &content);
|
|
if (nsnull != content) {
|
|
nsHTMLValue value;
|
|
result = content->GetAttribute(nsHTMLAtoms::maxlength, value);
|
|
if (eHTMLUnit_Integer == value.GetUnit()) {
|
|
*aSize = value.GetIntValue();
|
|
}
|
|
NS_RELEASE(content);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFormControlFrame::GetSize(PRInt32* aSize) const
|
|
{
|
|
*aSize = -1;
|
|
nsresult result = NS_CONTENT_ATTR_NOT_THERE;
|
|
nsIHTMLContent* content = nsnull;
|
|
mContent->QueryInterface(kIHTMLContentIID, (void**) &content);
|
|
if (nsnull != content) {
|
|
nsHTMLValue value;
|
|
result = content->GetAttribute(nsHTMLAtoms::size, value);
|
|
if (eHTMLUnit_Integer == value.GetUnit()) {
|
|
*aSize = value.GetIntValue();
|
|
}
|
|
NS_RELEASE(content);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFormControlFrame::GetType(PRInt32* aType) const
|
|
{
|
|
nsresult result = NS_FORM_NOTOK;
|
|
if (mContent) {
|
|
nsIFormControl* formControl = nsnull;
|
|
result = mContent->QueryInterface(kIFormControlIID, (void**)&formControl);
|
|
if ((NS_OK == result) && formControl) {
|
|
result = formControl->GetType(aType);
|
|
NS_RELEASE(formControl);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFormControlFrame::GetName(nsString* aResult)
|
|
{
|
|
nsresult result = NS_FORM_NOTOK;
|
|
if (mContent) {
|
|
nsIHTMLContent* formControl = nsnull;
|
|
result = mContent->QueryInterface(kIHTMLContentIID, (void**)&formControl);
|
|
if ((NS_OK == result) && formControl) {
|
|
nsHTMLValue value;
|
|
result = formControl->GetAttribute(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
|
|
nsFormControlFrame::GetValue(nsString* aResult)
|
|
{
|
|
nsresult result = NS_FORM_NOTOK;
|
|
if (mContent) {
|
|
nsIHTMLContent* formControl = nsnull;
|
|
result = mContent->QueryInterface(kIHTMLContentIID, (void**)&formControl);
|
|
if ((NS_OK == result) && formControl) {
|
|
nsHTMLValue value;
|
|
result = formControl->GetAttribute(nsHTMLAtoms::value, value);
|
|
if (NS_CONTENT_ATTR_HAS_VALUE == result) {
|
|
if (eHTMLUnit_String == value.GetUnit()) {
|
|
value.GetStringValue(*aResult);
|
|
}
|
|
}
|
|
NS_RELEASE(formControl);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
PRBool
|
|
nsFormControlFrame::IsSuccessful(nsIFormControlFrame* aSubmitter)
|
|
{
|
|
nsAutoString name;
|
|
return (NS_CONTENT_ATTR_HAS_VALUE == GetName(&name));
|
|
}
|
|
|
|
NS_METHOD nsFormControlFrame::HandleEvent(nsIPresContext& aPresContext,
|
|
nsGUIEvent* aEvent,
|
|
nsEventStatus& aEventStatus)
|
|
{
|
|
if (nsEventStatus_eConsumeNoDefault == aEventStatus) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// make sure that the widget in the event is this input
|
|
// XXX if there is no view, it could be an image button. Unfortunately,
|
|
// every image button will get every event.
|
|
nsIView* view;
|
|
GetView(view);
|
|
if (view) {
|
|
if (mWidget != aEvent->widget) {
|
|
aEventStatus = nsEventStatus_eIgnore;
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
//printf(" %d %d %d %d (%d,%d) \n", this, aEvent->widget, aEvent->widgetSupports,
|
|
// aEvent->message, aEvent->point.x, aEvent->point.y);
|
|
|
|
PRInt32 type;
|
|
GetType(&type);
|
|
switch (aEvent->message) {
|
|
case NS_MOUSE_ENTER:
|
|
mLastMouseState = eMouseEnter;
|
|
break;
|
|
case NS_MOUSE_LEFT_BUTTON_DOWN:
|
|
if (NS_FORM_INPUT_IMAGE == type) {
|
|
mLastMouseState = eMouseDown;
|
|
} else {
|
|
mLastMouseState = (eMouseEnter == mLastMouseState) ? eMouseDown : eMouseNone;
|
|
}
|
|
break;
|
|
case NS_MOUSE_LEFT_BUTTON_UP:
|
|
if (eMouseDown == mLastMouseState) {
|
|
MouseClicked(&aPresContext);
|
|
}
|
|
mLastMouseState = eMouseEnter;
|
|
break;
|
|
case NS_MOUSE_EXIT:
|
|
mLastMouseState = eMouseNone;
|
|
break;
|
|
case NS_KEY_DOWN:
|
|
if (NS_KEY_EVENT == aEvent->eventStructType) {
|
|
nsKeyEvent* keyEvent = (nsKeyEvent*)aEvent;
|
|
if (NS_VK_RETURN == keyEvent->keyCode) {
|
|
EnterPressed(aPresContext);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
aEventStatus = nsEventStatus_eConsumeDoDefault;
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsFormControlFrame::GetStyleSize(nsIPresContext& aPresContext,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsSize& aSize)
|
|
{
|
|
if (aReflowState.HaveFixedContentWidth()) {
|
|
aSize.width = aReflowState.minWidth;
|
|
}
|
|
else {
|
|
aSize.width = CSS_NOTSET;
|
|
}
|
|
if (aReflowState.HaveFixedContentHeight()) {
|
|
aSize.height = aReflowState.minHeight;
|
|
}
|
|
else {
|
|
aSize.height = CSS_NOTSET;
|
|
}
|
|
}
|
|
|
|
nsCompatibility
|
|
GetRepChars(nsIPresContext& aPresContext, char& char1, char& char2)
|
|
{
|
|
nsCompatibility mode;
|
|
aPresContext.GetCompatibilityMode(mode);
|
|
if (eCompatibility_Standard == mode) {
|
|
char1 = 'm';
|
|
char2 = 'a';
|
|
return eCompatibility_Standard;
|
|
} else {
|
|
char1 = '%';
|
|
char2 = '%';
|
|
return eCompatibility_NavQuirks;
|
|
}
|
|
}
|
|
|
|
nscoord
|
|
nsFormControlFrame::GetTextSize(nsIPresContext& aPresContext, nsFormControlFrame* aFrame,
|
|
const nsString& aString, nsSize& aSize,
|
|
nsIRenderingContext *aRendContext)
|
|
{
|
|
nsFont font(aPresContext.GetDefaultFixedFont());
|
|
aFrame->GetFont(&aPresContext, font);
|
|
//printf("\n GetTextSize %s", aString.ToNewCString());
|
|
nsIDeviceContext* deviceContext = aPresContext.GetDeviceContext();
|
|
|
|
nsIFontMetrics* fontMet;
|
|
deviceContext->GetMetricsFor(font, fontMet);
|
|
aRendContext->SetFont(fontMet);
|
|
aRendContext->GetWidth(aString, aSize.width);
|
|
fontMet->GetHeight(aSize.height);
|
|
|
|
char char1, char2;
|
|
nsCompatibility mode = GetRepChars(aPresContext, char1, char2);
|
|
nscoord char1Width, char2Width;
|
|
aRendContext->GetWidth(char1, char1Width);
|
|
aRendContext->GetWidth(char2, char2Width);
|
|
|
|
NS_RELEASE(fontMet);
|
|
NS_RELEASE(deviceContext);
|
|
|
|
if (eCompatibility_Standard == mode) {
|
|
return ((char1Width + char2Width) / 2) + 1;
|
|
} else {
|
|
return char1Width;
|
|
}
|
|
}
|
|
|
|
nscoord
|
|
nsFormControlFrame::GetTextSize(nsIPresContext& aPresContext, nsFormControlFrame* aFrame,
|
|
PRInt32 aNumChars, nsSize& aSize,
|
|
nsIRenderingContext *aRendContext)
|
|
{
|
|
nsAutoString val;
|
|
char char1, char2;
|
|
GetRepChars(aPresContext, char1, char2);
|
|
int i;
|
|
for (i = 0; i < aNumChars; i+=2) {
|
|
val += char1;
|
|
}
|
|
for (i = 1; i < aNumChars; i+=2) {
|
|
val += char2;
|
|
}
|
|
return GetTextSize(aPresContext, aFrame, val, aSize, aRendContext);
|
|
}
|
|
|
|
PRInt32
|
|
nsFormControlFrame::CalculateSize (nsIPresContext* aPresContext, nsFormControlFrame* aFrame,
|
|
const nsSize& aCSSSize, nsInputDimensionSpec& aSpec,
|
|
nsSize& aBounds, PRBool& aWidthExplicit,
|
|
PRBool& aHeightExplicit, nscoord& aRowHeight,
|
|
nsIRenderingContext *aRendContext)
|
|
{
|
|
nscoord charWidth = 0;
|
|
PRInt32 numRows = ATTR_NOTSET;
|
|
aWidthExplicit = PR_FALSE;
|
|
aHeightExplicit = PR_FALSE;
|
|
|
|
aBounds.width = CSS_NOTSET;
|
|
aBounds.height = CSS_NOTSET;
|
|
nsSize textSize(0,0);
|
|
|
|
nsIContent* iContent = nsnull;
|
|
aFrame->GetContent((nsIContent*&) iContent);
|
|
if (!iContent) {
|
|
return 0;
|
|
}
|
|
nsIHTMLContent* hContent = nsnull;
|
|
nsresult result = iContent->QueryInterface(kIHTMLContentIID, (void**)&hContent);
|
|
if ((NS_OK != result) || !hContent) {
|
|
NS_RELEASE(iContent);
|
|
return 0;
|
|
}
|
|
nsAutoString valAttr;
|
|
nsresult valStatus = NS_CONTENT_ATTR_NOT_THERE;
|
|
if (nsnull != aSpec.mColValueAttr) {
|
|
valStatus = hContent->GetAttribute(aSpec.mColValueAttr, valAttr);
|
|
}
|
|
nsHTMLValue colAttr;
|
|
nsresult colStatus = NS_CONTENT_ATTR_NOT_THERE;
|
|
if (nsnull != aSpec.mColSizeAttr) {
|
|
colStatus = hContent->GetAttribute(aSpec.mColSizeAttr, colAttr);
|
|
}
|
|
float p2t;
|
|
aPresContext->GetScaledPixelsToTwips(p2t);
|
|
|
|
// determine the width
|
|
nscoord adjSize;
|
|
if (NS_CONTENT_ATTR_HAS_VALUE == colStatus) { // col attr will provide width
|
|
PRInt32 col = ((colAttr.GetUnit() == eHTMLUnit_Pixel) ? colAttr.GetPixelValue() : colAttr.GetIntValue());
|
|
if (aSpec.mColSizeAttrInPixels) {
|
|
col = (col <= 0) ? 15 : col;
|
|
aBounds.width = NSIntPixelsToTwips(col, p2t);
|
|
}
|
|
else {
|
|
col = (col <= 0) ? 1 : col;
|
|
charWidth = GetTextSize(*aPresContext, aFrame, col, aBounds, aRendContext);
|
|
aRowHeight = aBounds.height; // XXX aBounds.height has CSS_NOTSET
|
|
}
|
|
if (aSpec.mColSizeAttrInPixels) {
|
|
aWidthExplicit = PR_TRUE;
|
|
}
|
|
}
|
|
else {
|
|
if (CSS_NOTSET != aCSSSize.width) { // css provides width
|
|
aBounds.width = (aCSSSize.width > 0) ? aCSSSize.width : 1;
|
|
aWidthExplicit = PR_TRUE;
|
|
}
|
|
else {
|
|
if (NS_CONTENT_ATTR_HAS_VALUE == valStatus) { // use width of initial value
|
|
charWidth = GetTextSize(*aPresContext, aFrame, valAttr, aBounds, aRendContext);
|
|
}
|
|
else if (aSpec.mColDefaultValue) { // use default value
|
|
charWidth = GetTextSize(*aPresContext, aFrame, *aSpec.mColDefaultValue, aBounds, aRendContext);
|
|
}
|
|
else if (aSpec.mColDefaultSizeInPixels) { // use default width in pixels
|
|
charWidth = GetTextSize(*aPresContext, aFrame, 1, aBounds, aRendContext);
|
|
aBounds.width = aSpec.mColDefaultSize;
|
|
}
|
|
else { // use default width in num characters
|
|
charWidth = GetTextSize(*aPresContext, aFrame, aSpec.mColDefaultSize, aBounds, aRendContext);
|
|
}
|
|
aRowHeight = aBounds.height; // XXX aBounds.height has CSS_NOTSET
|
|
}
|
|
}
|
|
|
|
// determine the height
|
|
nsHTMLValue rowAttr;
|
|
nsresult rowStatus = NS_CONTENT_ATTR_NOT_THERE;
|
|
if (nsnull != aSpec.mRowSizeAttr) {
|
|
rowStatus = hContent->GetAttribute(aSpec.mRowSizeAttr, rowAttr);
|
|
}
|
|
if (NS_CONTENT_ATTR_HAS_VALUE == rowStatus) { // row attr will provide height
|
|
PRInt32 rowAttrInt = ((rowAttr.GetUnit() == eHTMLUnit_Pixel) ? rowAttr.GetPixelValue() : rowAttr.GetIntValue());
|
|
adjSize = (rowAttrInt > 0) ? rowAttrInt : 1;
|
|
if (0 == charWidth) {
|
|
charWidth = GetTextSize(*aPresContext, aFrame, 1, textSize, aRendContext);
|
|
aBounds.height = textSize.height * adjSize;
|
|
aRowHeight = textSize.height;
|
|
numRows = adjSize;
|
|
}
|
|
else {
|
|
aBounds.height = aBounds.height * adjSize;
|
|
}
|
|
}
|
|
else if (CSS_NOTSET != aCSSSize.height) { // css provides height
|
|
aBounds.height = (aCSSSize.height > 0) ? aCSSSize.height : 1;
|
|
aHeightExplicit = PR_TRUE;
|
|
}
|
|
else { // use default height in num lines
|
|
if (0 == charWidth) {
|
|
charWidth = GetTextSize(*aPresContext, aFrame, 1, textSize, aRendContext);
|
|
aBounds.height = textSize.height * aSpec.mRowDefaultSize;
|
|
aRowHeight = textSize.height;
|
|
}
|
|
else {
|
|
aBounds.height = aBounds.height * aSpec.mRowDefaultSize;
|
|
}
|
|
}
|
|
|
|
if ((0 == charWidth) || (0 == textSize.width)) {
|
|
charWidth = GetTextSize(*aPresContext, aFrame, 1, textSize, aRendContext);
|
|
aRowHeight = textSize.height;
|
|
}
|
|
|
|
// add inside padding if necessary
|
|
if (!aWidthExplicit) {
|
|
aBounds.width += (2 * aFrame->GetHorizontalInsidePadding(*aPresContext, p2t, aBounds.width, charWidth));
|
|
}
|
|
if (!aHeightExplicit) {
|
|
aBounds.height += (2 * aFrame->GetVerticalInsidePadding(p2t, textSize.height));
|
|
}
|
|
|
|
NS_RELEASE(hContent);
|
|
if (ATTR_NOTSET == numRows) {
|
|
numRows = aBounds.height / aRowHeight;
|
|
}
|
|
|
|
NS_RELEASE(iContent);
|
|
return numRows;
|
|
}
|
|
|
|
|
|
// this handles all of the input types rather than having them do it.
|
|
NS_IMETHODIMP
|
|
nsFormControlFrame::GetFont(nsIPresContext* aPresContext, nsFont& aFont)
|
|
{
|
|
const nsStyleFont* styleFont = (const nsStyleFont*)mStyleContext->GetStyleData(eStyleStruct_Font);
|
|
|
|
nsCompatibility mode;
|
|
aPresContext->GetCompatibilityMode(mode);
|
|
|
|
if (eCompatibility_Standard == mode) {
|
|
aFont = styleFont->mFont;
|
|
return NS_OK;
|
|
}
|
|
|
|
PRInt32 type;
|
|
GetType(&type);
|
|
switch (type) {
|
|
case NS_FORM_INPUT_TEXT:
|
|
case NS_FORM_TEXTAREA:
|
|
case NS_FORM_INPUT_PASSWORD:
|
|
aFont = styleFont->mFixedFont;
|
|
break;
|
|
case NS_FORM_INPUT_BUTTON:
|
|
case NS_FORM_INPUT_SUBMIT:
|
|
case NS_FORM_INPUT_RESET:
|
|
case NS_FORM_SELECT:
|
|
if ((styleFont->mFlags & NS_STYLE_FONT_FACE_EXPLICIT) ||
|
|
(styleFont->mFlags & NS_STYLE_FONT_SIZE_EXPLICIT)) {
|
|
aFont = styleFont->mFixedFont;
|
|
aFont.weight = NS_FONT_WEIGHT_NORMAL; // always normal weight
|
|
aFont.size = styleFont->mFont.size; // normal font size
|
|
if (0 == (styleFont->mFlags & NS_STYLE_FONT_FACE_EXPLICIT)) {
|
|
aFont.name = "Arial"; // XXX windows specific font
|
|
}
|
|
} else {
|
|
// use arial, scaled down one HTML size
|
|
// italics, decoration & variant(?) get used
|
|
aFont = styleFont->mFont;
|
|
aFont.name = "Arial"; // XXX windows specific font
|
|
aFont.weight = NS_FONT_WEIGHT_NORMAL;
|
|
const nsFont& normal = aPresContext->GetDefaultFont();
|
|
PRInt32 scaler;
|
|
aPresContext->GetFontScaler(scaler);
|
|
float scaleFactor = nsStyleUtil::GetScalingFactor(scaler);
|
|
PRInt32 fontIndex = nsStyleUtil::FindNextSmallerFontSize(aFont.size, (PRInt32)normal.size, scaleFactor);
|
|
aFont.size = nsStyleUtil::CalcFontPointSize(fontIndex, (PRInt32)normal.size, scaleFactor);
|
|
}
|
|
break;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsFormControlFrame::Reset()
|
|
{
|
|
}
|
|
|
|
//
|
|
//-------------------------------------------------------------------------------------
|
|
// Utility methods for rendering Form Elements using GFX
|
|
//-------------------------------------------------------------------------------------
|
|
//
|
|
// XXX: The following location for the paint code is TEMPORARY.
|
|
// It is being used to get printing working
|
|
// under windows. Later it will be used to GFX-render the controls to the display.
|
|
// Expect this code to repackaged and moved to a new location in the future.
|
|
|
|
|
|
void
|
|
nsFormControlFrame::PaintLine(nsIRenderingContext& aRenderingContext,
|
|
nscoord aSX, nscoord aSY, nscoord aEX, nscoord aEY,
|
|
PRBool aHorz, nscoord aWidth, nscoord aOnePixel)
|
|
{
|
|
|
|
nsPoint p[5];
|
|
if (aHorz) {
|
|
aEX++;
|
|
p[0].x = nscoord(float(aSX)*aOnePixel);
|
|
p[0].y = nscoord(float(aSY)*aOnePixel);
|
|
p[1].x = nscoord(float(aEX)*aOnePixel);
|
|
p[1].y = nscoord(float(aEY)*aOnePixel);
|
|
p[2].x = nscoord(float(aEX)*aOnePixel);
|
|
p[2].y = nscoord(float(aEY+1)*aOnePixel);
|
|
p[3].x = nscoord(float(aSX)*aOnePixel);
|
|
p[3].y = nscoord(float(aSY+1)*aOnePixel);
|
|
p[4].x = nscoord(float(aSX)*aOnePixel);
|
|
p[4].y = nscoord(float(aSY)*aOnePixel);
|
|
} else {
|
|
aEY++;
|
|
p[0].x = nscoord(float(aSX)*aOnePixel);
|
|
p[0].y = nscoord(float(aSY)*aOnePixel);
|
|
p[1].x = nscoord(float(aEX)*aOnePixel);
|
|
p[1].y = nscoord(float(aEY)*aOnePixel);
|
|
p[2].x = nscoord(float(aEX+1)*aOnePixel);
|
|
p[2].y = nscoord(float(aEY)*aOnePixel);
|
|
p[3].x = nscoord(float(aSX+1)*aOnePixel);
|
|
p[3].y = nscoord(float(aSY)*aOnePixel);
|
|
p[4].x = nscoord(float(aSX)*aOnePixel);
|
|
p[4].y = nscoord(float(aSY)*aOnePixel);
|
|
}
|
|
aRenderingContext.FillPolygon(p, 5);
|
|
|
|
}
|
|
|
|
//---------------------------------------------------------------------------
|
|
//---------------------------------------------------------------------------
|
|
//---------------------------------------------------------------------------
|
|
// Offset for arrow centerpoint
|
|
const nscoord nsArrowOffsetX = 3;
|
|
const nscoord nsArrowOffsetY = 3;
|
|
nscoord nsArrowRightPoints[] = {0, 0, 0, 6, 6, 3 };
|
|
nscoord nsArrowLeftPoints[] = {0, 3, 6, 0, 6, 6 };
|
|
nscoord nsArrowUpPoints[] = {3, 0, 6, 6, 0, 6 };
|
|
nscoord nsArrowDownPoints[] = {0, 0, 3, 6, 6, 0 };
|
|
|
|
//---------------------------------------------------------------------------
|
|
void
|
|
nsFormControlFrame::SetupPoints(PRUint32 aNumberOfPoints, nscoord* aPoints, nsPoint* aPolygon, nscoord aScaleFactor, nscoord aX, nscoord aY,
|
|
nscoord aCenterX, nscoord aCenterY)
|
|
{
|
|
const nscoord offsetX = aCenterX * aScaleFactor;
|
|
const nscoord offsetY = aCenterY * aScaleFactor;
|
|
|
|
PRUint32 i = 0;
|
|
PRUint32 count = 0;
|
|
for (i = 0; i < aNumberOfPoints; i++) {
|
|
aPolygon[i].x = (aPoints[count] * aScaleFactor) + aX - offsetX;
|
|
count++;
|
|
aPolygon[i].y = (aPoints[count] * aScaleFactor) + aY - offsetY;
|
|
count++;
|
|
}
|
|
}
|
|
|
|
|
|
//---------------------------------------------------------------------------
|
|
void
|
|
nsFormControlFrame::PaintArrowGlyph(nsIRenderingContext& aRenderingContext,
|
|
nscoord aSX, nscoord aSY, nsArrowDirection aArrowDirection,
|
|
nscoord aOnePixel)
|
|
{
|
|
nsPoint polygon[3];
|
|
|
|
switch(aArrowDirection)
|
|
{
|
|
case eArrowDirection_Left:
|
|
SetupPoints(3, nsArrowLeftPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
|
break;
|
|
|
|
case eArrowDirection_Right:
|
|
SetupPoints(3, nsArrowRightPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
|
break;
|
|
|
|
case eArrowDirection_Up:
|
|
SetupPoints(3, nsArrowUpPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
|
break;
|
|
|
|
case eArrowDirection_Down:
|
|
SetupPoints(3, nsArrowDownPoints, polygon, aOnePixel, aSX, aSY, nsArrowOffsetX, nsArrowOffsetY);
|
|
break;
|
|
}
|
|
|
|
aRenderingContext.FillPolygon(polygon, 3);
|
|
}
|
|
|
|
//---------------------------------------------------------------------------
|
|
void
|
|
nsFormControlFrame::PaintArrow(nsArrowDirection aArrowDirection,
|
|
nsIRenderingContext& aRenderingContext,
|
|
nsIPresContext& aPresContext,
|
|
const nsRect& aDirtyRect,
|
|
nsRect& aRect,
|
|
nscoord aOnePixel,
|
|
const nsStyleColor& aColor,
|
|
const nsStyleSpacing& aSpacing,
|
|
nsIFrame* aForFrame,
|
|
nsRect& aFrameRect)
|
|
{
|
|
// Draw border using CSS
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
|
aDirtyRect, aRect, aColor, 0, 0);
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
|
aDirtyRect, aRect, aSpacing, 0);
|
|
|
|
// Draw the glyph in black
|
|
aRenderingContext.SetColor(NS_RGB(0, 0, 0));
|
|
// Draw arrow centered in the rectangle
|
|
PaintArrowGlyph(aRenderingContext, aRect.x + (aRect.width / 2), aRect.y + (aRect.height / 2), aArrowDirection, aOnePixel);
|
|
|
|
}
|
|
|
|
//---------------------------------------------------------------------------
|
|
void
|
|
nsFormControlFrame::PaintScrollbar(nsIRenderingContext& aRenderingContext,
|
|
nsIPresContext& aPresContext,
|
|
const nsRect& aDirtyRect,
|
|
nsRect& aRect,
|
|
PRBool aHorizontal,
|
|
nscoord aOnePixel,
|
|
nsIStyleContext* aScrollbarStyleContext,
|
|
nsIStyleContext* aScrollbarArrowStyleContext,
|
|
nsIFrame* aForFrame,
|
|
nsRect& aFrameRect)
|
|
{
|
|
// Get the Scrollbar's Style structs
|
|
const nsStyleSpacing* scrollbarSpacing =
|
|
(const nsStyleSpacing*)aScrollbarStyleContext->GetStyleData(eStyleStruct_Spacing);
|
|
const nsStyleColor* scrollbarColor =
|
|
(const nsStyleColor*)aScrollbarStyleContext->GetStyleData(eStyleStruct_Color);
|
|
|
|
// Get the Scrollbar's Arrow's Style structs
|
|
const nsStyleSpacing* arrowSpacing =
|
|
(const nsStyleSpacing*)aScrollbarArrowStyleContext->GetStyleData(eStyleStruct_Spacing);
|
|
const nsStyleColor* arrowColor =
|
|
(const nsStyleColor*)aScrollbarArrowStyleContext->GetStyleData(eStyleStruct_Color);
|
|
|
|
// Paint background for scrollbar
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
|
aDirtyRect, aRect, *scrollbarColor, 0, 0);
|
|
|
|
if (PR_TRUE == aHorizontal) {
|
|
// Draw horizontal Arrow
|
|
nscoord arrowWidth = aRect.height;
|
|
nsRect arrowLeftRect(aRect.x, aRect.y, arrowWidth, arrowWidth);
|
|
PaintArrow(eArrowDirection_Left,aRenderingContext,aPresContext,
|
|
aDirtyRect, arrowLeftRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
|
|
|
nsRect thumbRect(aRect.x+arrowWidth, aRect.y, arrowWidth, arrowWidth);
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
|
aDirtyRect, thumbRect, *arrowColor, 0, 0);
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
|
aDirtyRect, thumbRect, *arrowSpacing, 0);
|
|
|
|
nsRect arrowRightRect(aRect.x + (aRect.width - arrowWidth), aRect.y, arrowWidth, arrowWidth);
|
|
PaintArrow(eArrowDirection_Right,aRenderingContext,aPresContext,
|
|
aDirtyRect, arrowRightRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
|
|
|
}
|
|
else {
|
|
// Paint vertical arrow
|
|
nscoord arrowHeight = aRect.width;
|
|
nsRect arrowUpRect(aRect.x, aRect.y, arrowHeight, arrowHeight);
|
|
PaintArrow(eArrowDirection_Up,aRenderingContext,aPresContext,
|
|
aDirtyRect, arrowUpRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
|
|
|
nsRect thumbRect(aRect.x, aRect.y+arrowHeight, arrowHeight, arrowHeight);
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
|
aDirtyRect, thumbRect, *arrowColor, 0, 0);
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
|
aDirtyRect, thumbRect, *arrowSpacing, 0);
|
|
|
|
nsRect arrowDownRect(aRect.x, aRect.y + (aRect.height - arrowHeight), arrowHeight, arrowHeight);
|
|
PaintArrow(eArrowDirection_Down,aRenderingContext,aPresContext,
|
|
aDirtyRect, arrowDownRect,aOnePixel, *arrowColor, *arrowSpacing, aForFrame, aFrameRect);
|
|
}
|
|
|
|
}
|
|
|
|
|
|
void
|
|
nsFormControlFrame::PaintFixedSizeCheckMark(nsIRenderingContext& aRenderingContext,
|
|
float aPixelsToTwips)
|
|
{
|
|
//XXX: Check mark is always draw in black. If the this code is used to Render the widget
|
|
//to the screen the color should be set using the CSS style color instead.
|
|
aRenderingContext.SetColor(NS_RGB(0, 0, 0));
|
|
// Offsets to x,y location, These offsets are used to place the checkmark in the middle
|
|
// of it's 12X12 pixel box.
|
|
const PRUint32 ox = 3;
|
|
const PRUint32 oy = 3;
|
|
|
|
nscoord onePixel = NSIntPixelsToTwips(1, aPixelsToTwips);
|
|
|
|
// Draw checkmark using a series of rectangles. This builds an replica of the
|
|
// way the checkmark looks under Windows. Using a polygon does not correctly
|
|
// represent a checkmark under Windows. This is due to round-off error in the
|
|
// Twips to Pixel conversions.
|
|
PaintLine(aRenderingContext, 0 + ox, 2 + oy, 0 + ox, 4 + oy, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 1 + ox, 3 + oy, 1 + ox, 5 + oy, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 2 + ox, 4 + oy, 2 + ox, 6 + oy, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 3 + ox, 3 + oy, 3 + ox, 5 + oy, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 4 + ox, 2 + oy, 4 + ox, 4 + oy, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 5 + ox, 1 + oy, 5 + ox, 3 + oy, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 6 + ox, 0 + oy, 6 + ox, 2 + oy, PR_FALSE, 1, onePixel);
|
|
}
|
|
|
|
void
|
|
nsFormControlFrame::PaintFixedSizeCheckMarkBorder(nsIRenderingContext& aRenderingContext,
|
|
float aPixelsToTwips)
|
|
{
|
|
//XXX: Future, use CSS to paint border instead of painting it ourselves here.
|
|
// nsLeafFrame::Paint(aPresContext, aRenderingContext, aDirtyRect);
|
|
|
|
// Offsets to x,y location
|
|
PRUint32 ox = 0;
|
|
PRUint32 oy = 0;
|
|
|
|
nscoord onePixel = NSIntPixelsToTwips(1, aPixelsToTwips);
|
|
nscoord twoPixels = NSIntPixelsToTwips(2, aPixelsToTwips);
|
|
nscoord ninePixels = NSIntPixelsToTwips(9, aPixelsToTwips);
|
|
nscoord twelvePixels = NSIntPixelsToTwips(12, aPixelsToTwips);
|
|
|
|
// Draw Background
|
|
nsRect rect(0, 0, twelvePixels, twelvePixels);
|
|
aRenderingContext.SetColor(NS_RGB(255, 255, 255));
|
|
aRenderingContext.FillRect(rect);
|
|
|
|
// Draw Border
|
|
aRenderingContext.SetColor(NS_RGB(128, 128, 128));
|
|
PaintLine(aRenderingContext, 0 + ox, 0 + oy, 11 + ox, 0 + oy, PR_TRUE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 0 + ox, 0 + oy, 0 + ox, 11 + oy, PR_FALSE, 1, onePixel);
|
|
|
|
aRenderingContext.SetColor(NS_RGB(192, 192, 192));
|
|
PaintLine(aRenderingContext, 1 + ox, 11 + oy, 11 + ox, 11 + oy, PR_TRUE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 11 + ox, 1 + oy, 11 + ox, 11 + oy, PR_FALSE, 1, onePixel);
|
|
|
|
aRenderingContext.SetColor(NS_RGB(0, 0, 0));
|
|
PaintLine(aRenderingContext, 1 + ox, 1 + oy, 10 + ox, 1 + oy, PR_TRUE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 1 + ox, 1 + oy, 1 + ox, 10 + oy, PR_FALSE, 1, onePixel);
|
|
|
|
}
|
|
|
|
#if 0
|
|
//XXX: Future, use the following code to draw a checkmark in any size.
|
|
void
|
|
nsFormControlFrame::PaintScaledCheckMark(nsIRenderingContext& aRenderingContext,
|
|
float aPixelsToTwips, PRUint32 aWidth, PRUint32 aHeight)
|
|
{
|
|
#define NS_CHECKED_POINTS 7
|
|
|
|
// Points come from the coordinates on a 11X11 pixels rectangle with 0,0 at the lower
|
|
// left.
|
|
nscoord checkedPolygonDef[] = {0,2, 2,4, 6,0 , 6,2, 2,6, 0,4, 0,2 };
|
|
nsPoint checkedPolygon[NS_CHECKED_POINTS];
|
|
PRUint32 defIndex = 0;
|
|
PRUint32 polyIndex = 0;
|
|
PRBool scalable = PR_FALSE;
|
|
aRenderingContext.SetColor(color->mColor);
|
|
PRUint32 height = aHeight;
|
|
|
|
for (defIndex = 0; defIndex < (NS_CHECKED_POINTS * 2); defIndex++) {
|
|
checkedPolygon[polyIndex].x = nscoord(((checkedPolygonDef[defIndex])) * (height / 11.0) + (height / 11.0));
|
|
defIndex++;
|
|
checkedPolygon[polyIndex].y = nscoord((((checkedPolygonDef[defIndex]))) * (height / 11.0) + (height / 11.0));
|
|
polyIndex++;
|
|
}
|
|
|
|
aRenderingContext.FillPolygon(checkedPolygon, NS_CHECKED_POINTS);
|
|
|
|
}
|
|
#endif
|
|
|
|
|
|
void
|
|
nsFormControlFrame::PaintFocus(nsIRenderingContext& aRenderingContext,
|
|
const nsRect& aDirtyRect, nsRect& aInside, nsRect& aOutside)
|
|
|
|
{
|
|
// draw dashed line to indicate selection, XXX don't calc rect every time
|
|
PRUint8 borderStyles[4];
|
|
nscolor borderColors[4];
|
|
nscolor black = NS_RGB(0,0,0);
|
|
for (PRInt32 i = 0; i < 4; i++) {
|
|
borderStyles[i] = NS_STYLE_BORDER_STYLE_DOTTED;
|
|
borderColors[i] = black;
|
|
}
|
|
nsCSSRendering::DrawDashedSides(0, aRenderingContext, borderStyles, borderColors, aOutside,
|
|
aInside, PR_FALSE, nsnull);
|
|
}
|
|
|
|
|
|
void
|
|
nsFormControlFrame::PaintRectangularButton(nsIPresContext& aPresContext,
|
|
nsIRenderingContext& aRenderingContext,
|
|
const nsRect& aDirtyRect, PRUint32 aWidth,
|
|
PRUint32 aHeight, PRBool aShift, PRBool aShowFocus,
|
|
nsIStyleContext* aStyleContext, nsString& aLabel, nsFormControlFrame* aForFrame)
|
|
|
|
{
|
|
aRenderingContext.PushState();
|
|
// Draw border using CSS
|
|
// Get the Scrollbar's Arrow's Style structs
|
|
const nsStyleSpacing* spacing =
|
|
(const nsStyleSpacing*)aStyleContext->GetStyleData(eStyleStruct_Spacing);
|
|
const nsStyleColor* color =
|
|
(const nsStyleColor*)aStyleContext->GetStyleData(eStyleStruct_Color);
|
|
nsRect rect(0, 0, aWidth, aHeight);
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, aForFrame,
|
|
aDirtyRect, rect, *color, 0, 0);
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, aForFrame,
|
|
aDirtyRect, rect, *spacing, 0);
|
|
|
|
nsMargin border;
|
|
spacing->CalcBorderFor(aForFrame, border);
|
|
|
|
float p2t;
|
|
aPresContext.GetScaledPixelsToTwips(p2t);
|
|
nscoord onePixel = NSIntPixelsToTwips(1, p2t);
|
|
|
|
nsRect outside(0, 0, aWidth, aHeight);
|
|
outside.Deflate(border);
|
|
outside.Deflate(onePixel, onePixel);
|
|
|
|
nsRect inside(outside);
|
|
inside.Deflate(onePixel, onePixel);
|
|
|
|
|
|
if (aShowFocus) {
|
|
PaintFocus(aRenderingContext,
|
|
aDirtyRect, inside, outside);
|
|
}
|
|
|
|
float appUnits;
|
|
float devUnits;
|
|
float scale;
|
|
nsIDeviceContext * context;
|
|
aRenderingContext.GetDeviceContext(context);
|
|
|
|
context->GetCanonicalPixelScale(scale);
|
|
context->GetAppUnitsToDevUnits(devUnits);
|
|
context->GetDevUnitsToAppUnits(appUnits);
|
|
|
|
aRenderingContext.SetColor(NS_RGB(0,0,0));
|
|
|
|
nsFont font(aPresContext.GetDefaultFixedFont());
|
|
aForFrame->GetFont(&aPresContext, font);
|
|
|
|
aRenderingContext.SetFont(font);
|
|
|
|
nscoord textWidth;
|
|
nscoord textHeight;
|
|
aRenderingContext.GetWidth(aLabel, textWidth);
|
|
|
|
nsIFontMetrics* metrics;
|
|
context->GetMetricsFor(font, metrics);
|
|
metrics->GetMaxAscent(textHeight);
|
|
|
|
nscoord x = ((inside.width - textWidth) / 2) + inside.x;
|
|
nscoord y = ((inside.height - textHeight) / 2) + inside.y;
|
|
if (PR_TRUE == aShift) {
|
|
x += onePixel;
|
|
y += onePixel;
|
|
}
|
|
|
|
aRenderingContext.DrawString(aLabel, x, y, 0);
|
|
NS_RELEASE(context);
|
|
PRBool clipEmpty;
|
|
aRenderingContext.PopState(clipEmpty);
|
|
}
|
|
|
|
|
|
void
|
|
nsFormControlFrame::PaintCircularBorder(nsIPresContext& aPresContext,
|
|
nsIRenderingContext& aRenderingContext,
|
|
const nsRect& aDirtyRect, nsIStyleContext* aStyleContext, PRBool aInset,
|
|
nsIFrame* aForFrame, PRUint32 aWidth, PRUint32 aHeight)
|
|
{
|
|
aRenderingContext.PushState();
|
|
|
|
float p2t;
|
|
aPresContext.GetScaledPixelsToTwips(p2t);
|
|
|
|
const nsStyleSpacing* spacing = (const nsStyleSpacing*)aStyleContext->GetStyleData(eStyleStruct_Spacing);
|
|
nsMargin border;
|
|
spacing->CalcBorderFor(aForFrame, border);
|
|
|
|
nscoord onePixel = NSIntPixelsToTwips(1, p2t);
|
|
nscoord twelvePixels = NSIntPixelsToTwips(12, p2t);
|
|
|
|
nsRect outside(0, 0, aWidth, aHeight);
|
|
|
|
aRenderingContext.SetColor(NS_RGB(192,192,192));
|
|
aRenderingContext.FillRect(outside);
|
|
|
|
PRBool standardSize = PR_FALSE;
|
|
if (standardSize) {
|
|
outside.SetRect(0, 0, twelvePixels, twelvePixels);
|
|
aRenderingContext.SetColor(NS_RGB(255,255,255));
|
|
aRenderingContext.FillArc(outside, 0, 180);
|
|
aRenderingContext.FillArc(outside, 180, 360);
|
|
|
|
if (PR_TRUE == aInset) {
|
|
outside.Deflate(onePixel, onePixel);
|
|
outside.Deflate(onePixel, onePixel);
|
|
aRenderingContext.SetColor(NS_RGB(192,192,192));
|
|
aRenderingContext.FillArc(outside, 0, 180);
|
|
aRenderingContext.FillArc(outside, 180, 360);
|
|
outside.SetRect(0, 0, twelvePixels, twelvePixels);
|
|
}
|
|
|
|
// DrakGray
|
|
aRenderingContext.SetColor(NS_RGB(128,128,128));
|
|
PaintLine(aRenderingContext, 4, 0, 7, 0, PR_TRUE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 2, 1, 3, 1, PR_TRUE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 8, 1, 9, 1, PR_TRUE, 1, onePixel);
|
|
|
|
PaintLine(aRenderingContext, 1, 2, 1, 3, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 0, 4, 0, 7, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 1, 8, 1, 9, PR_FALSE, 1, onePixel);
|
|
|
|
// Black
|
|
aRenderingContext.SetColor(NS_RGB(0,0,0));
|
|
PaintLine(aRenderingContext, 4, 1, 7, 1, PR_TRUE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 2, 2, 3, 2, PR_TRUE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 8, 2, 9, 2, PR_TRUE, 1, onePixel);
|
|
|
|
PaintLine(aRenderingContext, 2, 2, 2, 3, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 1, 4, 1, 7, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 2, 8, 2, 8, PR_FALSE, 1, onePixel);
|
|
|
|
// Gray
|
|
aRenderingContext.SetColor(NS_RGB(192, 192, 192));
|
|
PaintLine(aRenderingContext, 2, 9, 3, 9, PR_TRUE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 8, 9, 9, 9, PR_TRUE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 4, 10, 7, 10, PR_TRUE, 1, onePixel);
|
|
|
|
PaintLine(aRenderingContext, 9, 3, 9, 3, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 10, 4, 10, 7, PR_FALSE, 1, onePixel);
|
|
PaintLine(aRenderingContext, 9, 8, 9, 9, PR_FALSE, 1, onePixel);
|
|
|
|
outside.Deflate(onePixel, onePixel);
|
|
outside.Deflate(onePixel, onePixel);
|
|
outside.Deflate(onePixel, onePixel);
|
|
outside.Deflate(onePixel, onePixel);
|
|
} else {
|
|
outside.SetRect(0, 0, twelvePixels, twelvePixels);
|
|
|
|
aRenderingContext.SetColor(NS_RGB(128,128,128));
|
|
aRenderingContext.FillArc(outside, 46, 225);
|
|
aRenderingContext.SetColor(NS_RGB(255,255,255));
|
|
aRenderingContext.FillArc(outside, 225, 360);
|
|
aRenderingContext.FillArc(outside, 0, 44);
|
|
|
|
outside.Deflate(onePixel, onePixel);
|
|
aRenderingContext.SetColor(NS_RGB(0,0,0));
|
|
aRenderingContext.FillArc(outside, 46, 225);
|
|
aRenderingContext.SetColor(NS_RGB(192,192,192));
|
|
aRenderingContext.FillArc(outside, 225, 360);
|
|
aRenderingContext.FillArc(outside, 0, 44);
|
|
|
|
outside.Deflate(onePixel, onePixel);
|
|
aRenderingContext.SetColor(NS_RGB(255,255,255));
|
|
aRenderingContext.FillArc(outside, 0, 180);
|
|
aRenderingContext.FillArc(outside, 180, 360);
|
|
outside.Deflate(onePixel, onePixel);
|
|
outside.Deflate(onePixel, onePixel);
|
|
}
|
|
|
|
PRBool clip;
|
|
aRenderingContext.PopState(clip);
|
|
}
|
|
|
|
|
|
|