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212 lines
8.1 KiB
C++
212 lines
8.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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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 1.1 (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" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsFileControlFrame_h___
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#define nsFileControlFrame_h___
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#include "nsAreaFrame.h"
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#include "nsIFormControlFrame.h"
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#include "nsIDOMMouseListener.h"
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#include "nsIAnonymousContentCreator.h"
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#include "nsIStatefulFrame.h"
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#include "nsCOMPtr.h"
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#include "nsIHTMLContent.h"
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#include "nsGfxTextControlFrame2.h"
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#include "nsFormControlHelper.h"
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typedef nsGfxTextControlFrame2 nsNewFrame;
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class nsIPresState;
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class nsFormFrame;
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class nsISupportsArray;
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class nsFileControlFrame : public nsAreaFrame,
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public nsIFormControlFrame,
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public nsIDOMMouseListener,
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public nsIAnonymousContentCreator,
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public nsIStatefulFrame
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{
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public:
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nsFileControlFrame();
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virtual ~nsFileControlFrame();
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// XXX Hack so we can squirrel away the pres context pointer
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NS_IMETHOD Init(nsIPresContext* aPresContext,
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nsIContent* aContent,
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nsIFrame* aParent,
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nsIStyleContext* aContext,
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nsIFrame* aPrevInFlow) {
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mPresContext = aPresContext;
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return nsAreaFrame::Init(aPresContext, aContent, aParent, aContext, aPrevInFlow);
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}
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virtual void MouseClicked(nsIPresContext* aPresContext) {}
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virtual void SetFormFrame(nsFormFrame* aFormFrame) { mFormFrame = aFormFrame; }
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virtual nsFormFrame* GetFromFrame() { return mFormFrame; }
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NS_IMETHOD 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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PRUint32 aFlags = 0);
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// nsIFormControlFrame
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NS_IMETHOD SetProperty(nsIPresContext* aPresContext, nsIAtom* aName, const nsAReadableString& aValue);
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NS_IMETHOD GetProperty(nsIAtom* aName, nsAWritableString& aValue);
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NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
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NS_IMETHOD OnContentReset();
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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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#ifdef NS_DEBUG
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NS_IMETHOD GetFrameName(nsAString& aResult) const;
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#endif
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NS_IMETHOD SetSuggestedSize(nscoord aWidth, nscoord aHeight) { return NS_OK; };
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NS_IMETHOD GetFrameForPoint(nsIPresContext* aPresContext, const nsPoint& aPoint, nsFramePaintLayer aWhichLayer, nsIFrame** aFrame);
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NS_IMETHOD AttributeChanged(nsIPresContext* aPresContext,
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nsIContent* aChild,
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PRInt32 aNameSpaceID,
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nsIAtom* aAttribute,
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PRInt32 aModType,
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PRInt32 aHint);
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NS_IMETHOD GetName(nsAString* aName);
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NS_IMETHOD GetType(PRInt32* aType) const;
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void SetFocus(PRBool aOn, PRBool aRepaint);
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void ScrollIntoView(nsIPresContext* aPresContext);
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NS_IMETHOD GetFont(nsIPresContext* aPresContext,
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const nsFont*& aFont);
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NS_IMETHOD GetFormContent(nsIContent*& aContent) const;
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virtual nscoord GetVerticalInsidePadding(nsIPresContext* aPresContext,
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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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virtual nsresult RequiresWidget(PRBool &aRequiresWidget);
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// from nsIAnonymousContentCreator
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NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
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nsISupportsArray& aChildList);
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NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
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nsIContent * aContent,
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nsIFrame** aFrame) { if (aFrame) *aFrame = nsnull; return NS_ERROR_FAILURE; }
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// mouse events when out browse button is pressed
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/**
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* Processes a mouse down event
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* @param aMouseEvent @see nsIDOMEvent.h
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* @returns whether the event was consumed or ignored. @see nsresult
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*/
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NS_IMETHOD MouseDown(nsIDOMEvent* aMouseEvent) { return NS_OK; }
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/**
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* Processes a mouse up event
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* @param aMouseEvent @see nsIDOMEvent.h
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* @returns whether the event was consumed or ignored. @see nsresult
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*/
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NS_IMETHOD MouseUp(nsIDOMEvent* aMouseEvent) { return NS_OK; }
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/**
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* Processes a mouse click event
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* @param aMouseEvent @see nsIDOMEvent.h
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* @returns whether the event was consumed or ignored. @see nsresult
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*
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*/
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NS_IMETHOD MouseClick(nsIDOMEvent* aMouseEvent); // we only care when the button is clicked
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/**
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* Processes a mouse click event
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* @param aMouseEvent @see nsIDOMEvent.h
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* @returns whether the event was consumed or ignored. @see nsresult
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*
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*/
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NS_IMETHOD MouseDblClick(nsIDOMEvent* aMouseEvent) { return NS_OK; }
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/**
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* Processes a mouse enter event
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* @param aMouseEvent @see nsIDOMEvent.h
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* @returns whether the event was consumed or ignored. @see nsresult
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*/
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NS_IMETHOD MouseOver(nsIDOMEvent* aMouseEvent) { return NS_OK; }
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/**
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* Processes a mouse leave event
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* @param aMouseEvent @see nsIDOMEvent.h
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* @returns whether the event was consumed or ignored. @see nsresult
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*/
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NS_IMETHOD MouseOut(nsIDOMEvent* aMouseEvent) { return NS_OK; }
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NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent) { return NS_OK; }
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//nsIStatefulFrame
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NS_IMETHOD SaveState(nsIPresContext* aPresContext, nsIPresState** aState);
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NS_IMETHOD RestoreState(nsIPresContext* aPresContext, nsIPresState* aState);
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protected:
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virtual PRIntn GetSkipSides() const;
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nsNewFrame* mTextFrame;
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nsFormFrame* mFormFrame;
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nsIHTMLContent* mTextContent;
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nsCOMPtr<nsIHTMLContent> mBrowse;
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nsString* mCachedState;
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// XXX Hack: pres context needed by function MouseClick()
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nsIPresContext* mPresContext; // weak reference
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private:
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nsNewFrame* GetTextControlFrame(nsIPresContext* aPresContext,
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nsIFrame* aStart);
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NS_IMETHOD_(nsrefcnt) AddRef() { return NS_OK; }
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NS_IMETHOD_(nsrefcnt) Release() { return NS_OK; }
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};
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#endif
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