Initial checkin
git-svn-id: svn://10.0.0.236/trunk@17948 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
rods%netscape.com
297
mozilla/layout/html/forms/src/nsListControlFrame.h
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297
mozilla/layout/html/forms/src/nsListControlFrame.h
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/* -*- 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 "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS"
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* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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* the License for the specific language governing rights and limitations
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* under the License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are Copyright (C) 1998
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* Netscape Communications Corporation. All Rights Reserved.
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*/
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#ifndef nsListControlFrame_h___
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#define nsListControlFrame_h___
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//#include "nsHTMLContainerFrame.h"
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#include "nsScrollFrame.h"
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#include "nsIDOMFocusListener.h"
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#include "nsIPresContext.h"
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#include "nsIFormControlFrame.h"
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#include "nsIPluggableEventListener.h"
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#include "nsIListControlFrame.h"
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class nsIDOMHTMLSelectElement;
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class nsIDOMHTMLCollection;
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class nsIDOMHTMLOptionElement;
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class nsFormFrame;
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class nsScrollFrame;
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class nsIComboboxControlFrame;
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#if 0
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struct nsInputDimSpec
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{
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nsIAtom* mColSizeAttr; // attribute used to determine width
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PRBool mColSizeAttrInPixels; // is attribute value in pixels (otherwise num chars)
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nsIAtom* mColValueAttr; // attribute used to get value to determine size
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// if not determined above
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nsString* mColDefaultValue; // default value if not determined above
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nscoord mColDefaultSize; // default width if not determined above
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PRBool mColDefaultSizeInPixels; // is default width in pixels (otherswise num chars)
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nsIAtom* mRowSizeAttr; // attribute used to determine height
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nscoord mRowDefaultSize; // default height if not determined above
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nsInputDimSpec(nsIAtom* aColSizeAttr, PRBool aColSizeAttrInPixels,
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nsIAtom* aColValueAttr, nsString* aColDefaultValue,
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nscoord aColDefaultSize, PRBool aColDefaultSizeInPixels,
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nsIAtom* aRowSizeAttr, nscoord aRowDefaultSize)
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: mColSizeAttr(aColSizeAttr), mColSizeAttrInPixels(aColSizeAttrInPixels),
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mColValueAttr(aColValueAttr),
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mColDefaultValue(aColDefaultValue), mColDefaultSize(aColDefaultSize),
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mColDefaultSizeInPixels(aColDefaultSizeInPixels),
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mRowSizeAttr(aRowSizeAttr), mRowDefaultSize(aRowDefaultSize)
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{
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}
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};
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#endif
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/**
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* The block frame has two additional named child lists:
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* - "Floater-list" which contains the floated frames
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* - "Bullet-list" which contains the bullet frame
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*
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* @see nsLayoutAtoms::bulletList
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* @see nsLayoutAtoms::floaterList
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*/
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class nsListControlFrame : public nsScrollFrame,
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public nsIFormControlFrame,
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public nsIPluggableEventListener,
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public nsIListControlFrame
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{
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public:
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friend nsresult NS_NewListControlFrame(nsIFrame*& aNewFrame);
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// nsISupports
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NS_DECL_ISUPPORTS
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// nsISupports overrides
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// NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
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NS_IMETHOD GetFrameForPoint(const nsPoint& aPoint, nsIFrame** aFrame);
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NS_IMETHOD HandleEvent(nsIPresContext& aPresContext,
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nsGUIEvent* aEvent,
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nsEventStatus& aEventStatus);
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// nsIFrame
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NS_IMETHOD SetInitialChildList(nsIPresContext& aPresContext,
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nsIAtom* aListName,
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nsIFrame* aChildList);
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NS_IMETHOD Reflow(nsIPresContext& aCX,
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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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/* virtual nsresult AppendNewFrames(nsIPresContext& aPresContext, nsIFrame*);
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virtual nsresult InsertNewFrame(nsIPresContext& aPresContext,
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nsBaseIBFrame* aParentFrame,
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nsIFrame* aNewFrame,
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nsIFrame* aPrevSibling);
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virtual nsresult DoRemoveFrame(nsBlockReflowState& aState,
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nsBaseIBFrame* aParentFrame,
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nsIFrame* aDeletedFrame,
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nsIFrame* aPrevSibling);
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*/
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NS_IMETHOD Init(nsIPresContext& aPresContext,
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nsIContent* aContent,
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nsIFrame* aGeometricParent,
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nsIFrame* aContentParent,
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nsIStyleContext* aContext);
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NS_IMETHOD Deselect();
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#if 0
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virtual void GetStyleSize(nsIPresContext& aContext,
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const nsHTMLReflowState& aReflowState,
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nsSize& aSize);
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#endif
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virtual void 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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#if 0
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nscoord CalculateSize (nsIPresContext* aPresContext, nsListControlFrame* aFrame,
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const nsSize& aCSSSize, nsInputDimSpec& aDimensionSpec,
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nsSize& aBounds, PRBool& aWidthExplicit,
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PRBool& aHeightExplicit, nscoord& aRowSize,
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nsIRenderingContext *aRendContext);
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#endif
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/*virtual nsresult Focus(nsIDOMEvent* aEvent);
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virtual nsresult Blur(nsIDOMEvent* aEvent);
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virtual nsresult ProcessEvent(nsIDOMEvent* aEvent);
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NS_IMETHOD AddEventListener(nsIDOMNode * aNode);
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NS_IMETHOD RemoveEventListener(nsIDOMNode * aNode);
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NS_IMETHOD DeleteFrame(nsIPresContext& aPresContext);*/
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NS_METHOD GetMultiple(PRBool* aResult, nsIDOMHTMLSelectElement* aSelect = nsnull);
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///XXX: End o the temporary methods
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#if 0
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nscoord GetTextSize(nsIPresContext& aContext, nsListControlFrame* aFrame,
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const nsString& aString, nsSize& aSize,
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nsIRenderingContext *aRendContext);
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nscoord GetTextSize(nsIPresContext& aContext, nsListControlFrame* aFrame,
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PRInt32 aNumChars, nsSize& aSize,
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nsIRenderingContext *aRendContext);
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#endif
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NS_IMETHOD GetSize(PRInt32* aSize) const;
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NS_IMETHOD GetMaxLength(PRInt32* aSize);
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static void GetScrollBarDimensions(nsIPresContext& aPresContext,
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nscoord &aWidth, nscoord &aHeight);
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virtual nscoord GetVerticalBorderWidth(float aPixToTwip) const;
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virtual nscoord GetHorizontalBorderWidth(float aPixToTwip) const;
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virtual nscoord GetVerticalInsidePadding(float aPixToTwip,
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nscoord aInnerHeight) const;
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virtual nscoord 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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NS_IMETHOD GetFont(nsIPresContext* aPresContext,
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nsFont& aFont);
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NS_IMETHOD GetFormContent(nsIContent*& aContent) const;
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// nsIFrame
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NS_IMETHOD SetRect(const nsRect& aRect);
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NS_IMETHOD SizeTo(nscoord aWidth, nscoord aHeight);
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/////////////////////////
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// nsHTMLContainerFrame
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/////////////////////////
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virtual PRIntn GetSkipSides() const;
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/////////////////////////
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// nsIFormControlFrame
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/////////////////////////
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NS_IMETHOD GetType(PRInt32* aType) const;
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NS_IMETHOD GetName(nsString* aName);
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virtual void SetFocus(PRBool aOn = PR_TRUE, PRBool aRepaint = PR_FALSE);
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virtual void MouseClicked(nsIPresContext* aPresContext);
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virtual void Reset();
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virtual PRBool IsSuccessful(nsIFormControlFrame* aSubmitter);
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virtual PRInt32 GetMaxNumValues();
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virtual PRBool GetNamesValues(PRInt32 aMaxNumValues, PRInt32& aNumValues,
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nsString* aValues, nsString* aNames);
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virtual void SetFormFrame(nsFormFrame* aFrame);
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// nsIPluggableEventListener
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NS_IMETHOD PluggableEventHandler(nsIPresContext& aPresContext,
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nsGUIEvent* aEvent,
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nsEventStatus& aEventStatus);
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NS_IMETHOD PluggableGetFrameForPoint(const nsPoint& aPoint,
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nsIFrame** aFrame);
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// nsIListControlFrame
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NS_IMETHOD SetComboboxFrame(nsIFrame* aComboboxFrame);
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NS_IMETHOD GetSelectedItem(nsString & aStr);
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NS_IMETHOD AboutToDropDown();
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// Static Methods
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static nsIDOMHTMLSelectElement* GetSelect(nsIContent * aContent);
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static nsIDOMHTMLCollection* GetOptions(nsIContent * aContent, nsIDOMHTMLSelectElement* aSelect = nsnull);
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static nsIDOMHTMLOptionElement* GetOption(nsIDOMHTMLCollection& aOptions, PRUint32 aIndex);
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static PRBool GetOptionValue(nsIDOMHTMLCollection& aCollecton, PRUint32 aIndex, nsString& aValue);
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protected:
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nsListControlFrame();
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virtual ~nsListControlFrame();
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nsIFrame * GetOptionFromChild(nsIFrame* aParentFrame);
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nsresult GetFrameForPointUsing(const nsPoint& aPoint,
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nsIAtom* aList,
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nsIFrame** aFrame);
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// nsHTMLContainerFrame overrides
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virtual void PaintChildren(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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void ClearSelection();
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void InitializeFromContent(PRBool aDoDisplay = PR_FALSE);
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void ExtendedSelection(PRInt32 aStartIndex, PRInt32 aEndIndex, PRBool aDoInvert, PRBool aSetValue);
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NS_IMETHOD HandleLikeDropDownListEvent(nsIPresContext& aPresContext,
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nsGUIEvent* aEvent,
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nsEventStatus& aEventStatus);
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NS_IMETHOD HandleLikeListEvent(nsIPresContext& aPresContext,
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nsGUIEvent* aEvent,
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nsEventStatus& aEventStatus);
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PRInt32 SetContentSelected(nsIFrame * aHitFrame,
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nsIContent *& aHitContent,
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PRBool aIsSelected);
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// Data Members
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nsFormFrame* mFormFrame;
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PRInt32 mNumRows;
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PRBool mIsFrameSelected[64];
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PRInt32 mNumSelections;
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PRInt32 mMaxNumSelections;
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PRBool mMultipleSelections;
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//nsIContent * mSelectedContent;
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PRInt32 mSelectedIndex;
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PRInt32 mStartExtendedIndex;
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PRInt32 mEndExtendedIndex;
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nsIFrame * mHitFrame;
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nsIContent * mHitContent;
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nsIFrame * mCurrentHitFrame;
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nsIContent * mCurrentHitContent;
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nsIFrame * mSelectedFrame;
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nsIContent * mSelectedContent;
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PRBool mIsInitializedFromContent;
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nsIFrame * mContentFrame;
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PRBool mInDropDownMode;
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nsIComboboxControlFrame * mComboboxFrame;
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nsString mSelectionStr;
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};
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#endif /* nsListControlFrame_h___ */
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