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https://github.com/mozilla/gecko-dev.git
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a2ffe366a4
Major changes to nsComboboxControlFrame: Removed commented out code + nsIPluggableEventListener references. Implemented nsComboboxControlFrame::GetNamesValues Implemented nsComboboxControlFrame::SetProperty GetProperty methods Fixed references to previously freed memory in nsComboboxControlFrame::ReResolveStyleContext Modified ua.css style rules for dropdown-visible, drodown-hidden to have -moz- prefix. Added -moz-dropdown-btn-out and -moz-dropdown-btn-pressed, -moz-dropdown-list rules. Modified nsListControlFrame.cpp to calculate the width of the dropdown list for combo boxes correctly Added nsListControlFrame::GetProperty and SetProperty methods. Modified nsCSSFrameConstructor::ConstructSelectFrame to setup combobox.
181 lines
7.1 KiB
C++
181 lines
7.1 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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#ifndef nsComboboxControlFrame_h___
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#define nsComboboxControlFrame_h___
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#include "nsHTMLContainerFrame.h"
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#include "nsIFormControlFrame.h"
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#include "nsIComboboxControlFrame.h"
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class nsButtonControlFrame;
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class nsTextControlFrame;
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class nsFormFrame;
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class nsIView;
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class nsStyleContext;
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class nsIHTMLContent;
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class nsIListControlFrame;
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class nsComboboxControlFrame : public nsHTMLContainerFrame,
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public nsIFormControlFrame,
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public nsIComboboxControlFrame
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{
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public:
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nsComboboxControlFrame();
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~nsComboboxControlFrame();
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NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
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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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NS_IMETHOD ReResolveStyleContext(nsIPresContext* aPresContext,
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nsIStyleContext* aParentContext,
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PRInt32 aParentChange,
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nsStyleChangeList* aChangeList,
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PRInt32* aLocalChange);
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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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NS_IMETHOD HandleEvent(nsIPresContext& aPresContext,
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nsGUIEvent* aEvent,
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nsEventStatus& aEventStatus);
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NS_IMETHOD GetFrameName(nsString& aResult) const;
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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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// nsIFormControLFrame
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NS_IMETHOD SetProperty(nsIAtom* aName, const nsString& aValue);
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NS_IMETHOD GetProperty(nsIAtom* aName, nsString& aValue);
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virtual void PostCreateWidget(nsIPresContext* aPresContext,
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nscoord& aWidth,
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nscoord& aHeight);
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//nsTextControlFrame* GetTextFrame() { return mTextFrame; }
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//void SetTextFrame(nsTextControlFrame* aFrame) { mTextFrame = aFrame; }
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//nsButtonControlFrame* GetBrowseFrame() { return mBrowseFrame; }
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//void SetBrowseFrame(nsButtonControlFrame* aFrame) { mBrowseFrame = aFrame; }
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void SetFocus(PRBool aOn, PRBool aRepaint);
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virtual PRBool IsSuccessful(nsIFormControlFrame* aSubmitter);
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virtual void SetFormFrame(nsFormFrame* aFormFrame) { mFormFrame = aFormFrame; }
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virtual void Reset();
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NS_IMETHOD GetName(nsString* aName);
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NS_IMETHOD GetType(PRInt32* aType) 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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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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virtual nsresult RequiresWidget(PRBool &aRequiresWidget);
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NS_IMETHOD GetFrameForPoint(const nsPoint& aPoint, nsIFrame** aFrame);
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// A Static Helper Functions
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// This refreshes a particular pseudo style content when a "ReResolveStyleContent" happens
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static void RefreshStyleContext(nsIPresContext* aPresContext,
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nsIAtom * aNewContentPseudo,
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nsIStyleContext*& aCurrentStyle,
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nsIContent * aContent,
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nsIStyleContext* aParentStyle);
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// nsIFormMouseListener
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virtual void MouseClicked(nsIPresContext* aPresContext);
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//nsIComboboxControlFrame
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NS_IMETHOD SetDropDown(nsIFrame* aPlaceHolderFrame, nsIFrame* aDropDownFrame);
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NS_IMETHOD SetDropDownStyleContexts(nsIStyleContext * aVisible, nsIStyleContext * aHidden);
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NS_IMETHOD SetButtonStyleContexts(nsIStyleContext * aOut, nsIStyleContext * aPressed);
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NS_IMETHOD ListWasSelected(nsIPresContext* aPresContext);
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protected:
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virtual void PaintComboboxControl(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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virtual PRIntn GetSkipSides() const;
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nsFormFrame* mFormFrame; // Parent Form Frame
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nsIFrame * mPlaceHolderFrame;
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nsIFrame * mListFrame; // Generic nsIFrame
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nsIListControlFrame * mListControlFrame; // Specific ListControl Interface
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nsRect mButtonRect; // The Arrow Button's Rect cached for Painting
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// DropDown List Visibility Styles
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nsIStyleContext * mVisibleStyleContext; // Style for the DropDown List to make it visible
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nsIStyleContext * mHiddenStyleContext; // Style for the DropDown List to make it hidden
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nsIStyleContext * mCurrentStyleContext; // The current Style state of the DropDown List
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// Arrow Button Styles
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nsIStyleContext * mBtnOutStyleContext; // Style when not pressed
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nsIStyleContext * mBtnPressedStyleContext; // Style When Pressed
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nsIStyleContext * mArrowStyle; // Arrows currrent style (for painting)
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// Combobox Text Styles
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nsIStyleContext * mBlockTextStyle; // Style when there is no selection and it doesn't have focus
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nsIStyleContext * mBlockTextSelectedStyle; // Style when selected and it doesn't have focus
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nsIStyleContext * mBlockTextSelectedFocusStyle; // Style when selected and it has focus
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PRBool mFirstTime;
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// State data members
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nsString mTextStr;
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PRBool mGotFocus;
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private:
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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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