/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla.org code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * the Initial Developer. All Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the terms of * either of the GNU General Public License Version 2 or later (the "GPL"), * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #ifndef nsFileControlFrame_h___ #define nsFileControlFrame_h___ #include "nsBlockFrame.h" #include "nsIFormControlFrame.h" #include "nsIDOMMouseListener.h" #include "nsIAnonymousContentCreator.h" #include "nsICapturePicker.h" #include "nsCOMPtr.h" #include "nsTextControlFrame.h" typedef nsTextControlFrame nsNewFrame; class nsFileControlFrame : public nsBlockFrame, public nsIFormControlFrame, public nsIAnonymousContentCreator { public: nsFileControlFrame(nsStyleContext* aContext); NS_IMETHOD Init(nsIContent* aContent, nsIFrame* aParent, nsIFrame* aPrevInFlow); NS_IMETHOD BuildDisplayList(nsDisplayListBuilder* aBuilder, const nsRect& aDirtyRect, const nsDisplayListSet& aLists); NS_DECL_QUERYFRAME NS_DECL_FRAMEARENA_HELPERS // nsIFormControlFrame virtual nsresult SetFormProperty(nsIAtom* aName, const nsAString& aValue); virtual nsresult GetFormProperty(nsIAtom* aName, nsAString& aValue) const; virtual void SetFocus(PRBool aOn, PRBool aRepaint); virtual nscoord GetMinWidth(nsIRenderingContext *aRenderingContext); NS_IMETHOD Reflow(nsPresContext* aCX, nsHTMLReflowMetrics& aDesiredSize, const nsHTMLReflowState& aReflowState, nsReflowStatus& aStatus); virtual void DestroyFrom(nsIFrame* aDestructRoot); #ifdef NS_DEBUG NS_IMETHOD GetFrameName(nsAString& aResult) const; #endif NS_IMETHOD AttributeChanged(PRInt32 aNameSpaceID, nsIAtom* aAttribute, PRInt32 aModType); virtual PRBool IsLeaf() const; // nsIAnonymousContentCreator virtual nsresult CreateAnonymousContent(nsTArray& aElements); virtual void AppendAnonymousContentTo(nsBaseContentList& aElements); #ifdef ACCESSIBILITY virtual already_AddRefed CreateAccessible(); #endif // create and destroy the static UploadLastDir object for remembering // which directory was last used on a site-by-site basis static void InitUploadLastDir(); static void DestroyUploadLastDir(); /** * This methods return the file filter mask requested by the HTML5 accept * attribute. If the accept attribute isn't present or the value isn't valid, * the returned value will be 0. * * See: * http://dev.w3.org/html5/spec/forms.html#attr-input-accept * * @return the file picker filter mask or 0 if there is no filter. */ PRInt32 GetFileFilterFromAccept() const; typedef PRBool (*AcceptAttrCallback)(const nsAString&, void*); void ParseAcceptAttribute(AcceptAttrCallback aCallback, void* aClosure) const; protected: class MouseListener; friend class MouseListener; class MouseListener : public nsIDOMMouseListener { public: NS_DECL_ISUPPORTS MouseListener(nsFileControlFrame* aFrame) : mFrame(aFrame) {} void ForgetFrame() { mFrame = nsnull; } // We just want to capture the click events on our browse button // and textfield. NS_IMETHOD MouseDown(nsIDOMEvent* aMouseEvent) { return NS_OK; } NS_IMETHOD MouseUp(nsIDOMEvent* aMouseEvent) { return NS_OK; } NS_IMETHOD MouseClick(nsIDOMEvent* aMouseEvent) = 0; NS_IMETHOD MouseDblClick(nsIDOMEvent* aMouseEvent) { return NS_OK; } NS_IMETHOD MouseOver(nsIDOMEvent* aMouseEvent) { return NS_OK; } NS_IMETHOD MouseOut(nsIDOMEvent* aMouseEvent) { return NS_OK; } NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent) { return NS_OK; } protected: nsFileControlFrame* mFrame; }; class CaptureMouseListener: public MouseListener { public: CaptureMouseListener(nsFileControlFrame* aFrame) : MouseListener(aFrame), mMode(0) {}; NS_IMETHOD MouseClick(nsIDOMEvent* aMouseEvent); PRUint32 mMode; }; class BrowseMouseListener: public MouseListener { public: BrowseMouseListener(nsFileControlFrame* aFrame) : MouseListener(aFrame) {}; NS_IMETHOD MouseClick(nsIDOMEvent* aMouseEvent); }; virtual PRBool IsFrameOfType(PRUint32 aFlags) const { return nsBlockFrame::IsFrameOfType(aFlags & ~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock)); } virtual PRIntn GetSkipSides() const; /** * The text frame (populated on initial reflow). * @see nsFileControlFrame::Reflow */ nsNewFrame* mTextFrame; /** * The text box input. * @see nsFileControlFrame::CreateAnonymousContent */ nsCOMPtr mTextContent; /** * The browse button input. * @see nsFileControlFrame::CreateAnonymousContent */ nsCOMPtr mBrowse; /** * The capture button input. * @see nsFileControlFrame::CreateAnonymousContent */ nsCOMPtr mCapture; /** * Our mouse listener. This makes sure we don't get used after destruction. */ nsRefPtr mMouseListener; nsRefPtr mCaptureMouseListener; private: /** * Find the first text frame child (first frame child whose content has input * type=text) of a frame. * XXX this is an awfully complicated implementation of something we could * likely do by just doing GetPrimaryFrame on mTextContent * * @param aPresContext the current pres context * @param aStart the parent frame to search children of * @return the text control frame, or null if not found */ nsNewFrame* GetTextControlFrame(nsPresContext* aPresContext, nsIFrame* aStart); /** * Copy an attribute from file content to text and button content. * @param aNameSpaceID namespace of attr * @param aAttribute attribute atom * @param aWhichControls which controls to apply to (SYNC_TEXT or SYNC_FILE * or SYNC_BOTH) */ void SyncAttr(PRInt32 aNameSpaceID, nsIAtom* aAttribute, PRInt32 aWhichControls); }; #endif