332051d33f
This enabled the text field to shrink if necessary in some situations (i.e. table cell precentages) b=40596 r=kmclusk git-svn-id: svn://10.0.0.236/trunk@77203 18797224-902f-48f8-a5cc-f745e15eee43
258 lines
10 KiB
C++
258 lines
10 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
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the 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 Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifndef nsGfxTextControlFrame2_h___
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#define nsGfxTextControlFrame2_h___
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#include "nsStackFrame.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 "nsIEditor.h"
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#include "nsIGfxTextControlFrame.h"
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#include "nsFormControlHelper.h"//for the inputdimensions
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#include "nsHTMLValue.h" //for nsHTMLValue
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#include "nsIFontMetrics.h"
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#include "nsWeakReference.h" //for service and presshell pointers
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class nsIPresState;
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class nsGfxTextControlFrame;
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class nsFormFrame;
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class nsISupportsArray;
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class nsIHTMLContent;
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class nsIEditor;
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class nsISelectionController;
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class nsTextInputSelectionImpl;
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class nsTextInputListener;
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class nsIDOMCharacterData;
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class nsGfxTextControlFrame2 : public nsStackFrame,
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public nsIAnonymousContentCreator,
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public nsIFormControlFrame,
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public nsIGfxTextControlFrame2,
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public nsIStatefulFrame
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{
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public:
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nsGfxTextControlFrame2(nsIPresShell* aShell);
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virtual ~nsGfxTextControlFrame2();
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NS_IMETHOD Destroy(nsIPresContext* aPresContext);//remove yourself as a form control
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NS_IMETHOD 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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NS_IMETHOD GetPrefSize(nsBoxLayoutState& aBoxLayoutState, nsSize& aSize);
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NS_IMETHOD GetMinSize(nsBoxLayoutState& aBoxLayoutState, nsSize& aSize);
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NS_IMETHOD GetMaxSize(nsBoxLayoutState& aBoxLayoutState, nsSize& aSize);
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NS_IMETHOD GetAscent(nsBoxLayoutState& aBoxLayoutState, nscoord& aAscent);
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#ifdef NS_DEBUG
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NS_IMETHOD GetFrameName(nsString& aResult) const
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{
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aResult.AssignWithConversion("nsGfxControlFrame2");
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return NS_OK;
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}
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#endif
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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 SetDocumentForAnonymousContent(nsIDocument* aDocument,
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PRBool aDeep,
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PRBool aCompileEventHandlers);
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// Utility methods to get and set current widget state
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void GetTextControlFrameState(nsAWritableString& aValue);
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void SetTextControlFrameState(const nsAReadableString& aValue);
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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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//==== BEGIN NSIFORMCONTROLFRAME
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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 , PRBool aRepaint);
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virtual void ScrollIntoView(nsIPresContext* aPresContext);
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virtual void MouseClicked(nsIPresContext* aPresContext);
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virtual void Reset(nsIPresContext* aPresContext);
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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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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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NS_IMETHOD SetSuggestedSize(nscoord aWidth, nscoord aHeight);
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virtual nsresult RequiresWidget(PRBool &aRequiresWidget);
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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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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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//==== END NSIFORMCONTROLFRAME
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//==== NSIGFXTEXTCONTROLFRAME2
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NS_IMETHOD GetEditor(nsIEditor **aEditor);
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NS_IMETHOD GetTextLength(PRInt32* aTextLength);
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NS_IMETHOD SetSelectionStart(PRInt32 aSelectionStart);
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NS_IMETHOD SetSelectionEnd(PRInt32 aSelectionEnd);
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NS_IMETHOD SetSelectionRange(PRInt32 aSelectionStart, PRInt32 aSelectionEnd);
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NS_IMETHOD GetSelectionRange(PRInt32* aSelectionStart, PRInt32* aSelectionEnd);
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NS_IMETHOD GetSelectionContr(nsISelectionController **aSelCon);
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//==== END NSIGFXTEXTCONTROLFRAME2
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//==== OVERLOAD of nsIFrame
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NS_IMETHOD GetFrameType(nsIAtom** aType) const;
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/** handler for attribute changes to mContent */
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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 aHint);
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NS_IMETHOD GetText(nsString* aText, PRBool aInitialValue);
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NS_DECL_ISUPPORTS_INHERITED
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public: //for methods who access nsGfxTextControlFrame2 directly
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void SubmitAttempt();
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NS_IMETHOD InternalContentChanged();//notify that we have some kind of change.
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NS_IMETHOD CallOnChange();
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protected:
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nsString *GetCachedString();
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virtual PRIntn GetSkipSides() const;
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void RemoveNewlines(nsString &aString);
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NS_IMETHOD GetMaxLength(PRInt32* aSize);
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NS_IMETHOD DoesAttributeExist(nsIAtom *aAtt);
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//helper methods
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virtual PRBool IsSingleLineTextControl() const;
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virtual PRBool IsPlainTextControl() const;
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virtual PRBool IsPasswordTextControl() const;
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nsresult GetSizeFromContent(PRInt32* aSize) const;
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PRInt32 GetDefaultColumnWidth() const { return (PRInt32)(20); } // this was DEFAULT_PIXEL_WIDTH
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nsresult GetColRowSizeAttr(nsIFormControlFrame* aFrame,
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nsIAtom * aColSizeAttr,
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nsHTMLValue & aColSize,
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nsresult & aColStatus,
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nsIAtom * aRowSizeAttr,
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nsHTMLValue & aRowSize,
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nsresult & aRowStatus);
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NS_IMETHOD ReflowStandard(nsIPresContext* aPresContext,
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nsSize& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus,
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nsMargin& aBorder,
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nsMargin& aPadding);
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PRInt32 CalculateSizeStandard (nsIPresContext* aPresContext,
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nsIRenderingContext* aRendContext,
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nsIFormControlFrame* aFrame,
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nsInputDimensionSpec& aSpec,
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nsSize& aDesiredSize,
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nsSize& aMinSize,
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nscoord& aRowHeight,
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nsMargin& aBorder,
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nsMargin& aPadding,
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PRBool aIsUsingDefSize);
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PRInt32 CalculateSizeNavQuirks (nsIPresContext* aPresContext,
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nsIRenderingContext* aRendContext,
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nsIFormControlFrame* aFrame,
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nsInputDimensionSpec& aSpec,
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nsSize& aDesiredSize,
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nsSize& aMinSize,
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nscoord& aRowHeight,
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nsMargin& aBorder,
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nsMargin& aPadding,
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PRBool aIsUsingDefSize);
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NS_IMETHOD ReflowNavQuirks(nsIPresContext* aPresContext,
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nsSize& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus,
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nsMargin& aBorder,
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nsMargin& aPadding);
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NS_IMETHOD CreateFrameFor(nsIPresContext* aPresContext,
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nsIContent * aContent,
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nsIFrame** aFrame);
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PRInt32 GetWidthInCharacters() const;
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//nsIStatefulFrame
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NS_IMETHOD GetStateType(nsIPresContext* aPresContext, nsIStatefulFrame::StateType* aStateType);
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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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private:
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//helper methods
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enum {
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eIgnoreSelect = -2,
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eSelectToEnd = -1
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};
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NS_IMETHODIMP GetFirstTextNode(nsIDOMCharacterData* *aFirstTextNode);
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nsresult SelectAllContents();
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nsresult SetSelectionEndPoints(PRInt32 aSelStart, PRInt32 aSelEnd);
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private:
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nsCOMPtr<nsIEditor> mEditor;
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nsCOMPtr<nsISelectionController> mSelCon;
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//cached sizes and states
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nsString* mCachedState;
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nscoord mSuggestedWidth;
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nscoord mSuggestedHeight;
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nsSize mSize;
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PRPackedBool mIsProcessing;
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PRPackedBool mNotifyOnInput;//default this to off to stop any notifications until setup is complete
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nsFormFrame *mFormFrame;
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nsTextInputSelectionImpl *mTextSelImpl;
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nsTextInputListener *mTextListener;
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};
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#endif
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