cffeb53a49
fixing checkbox and radiobutton state restore fixing right btn click on dropdown adding in initial work for accesskey bug 17027,26296,27063,7559; carpool a=leaf; r=kmcclusk git-svn-id: svn://10.0.0.236/trunk@60248 18797224-902f-48f8-a5cc-f745e15eee43
229 lines
9.9 KiB
C++
229 lines
9.9 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 nsComboboxControlFrame_h___
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#define nsComboboxControlFrame_h___
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#define OPTIMIZE_RESIZE_RELOW
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#include "nsAreaFrame.h"
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#include "nsIFormControlFrame.h"
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#include "nsIComboboxControlFrame.h"
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#include "nsVoidArray.h"
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#include "nsIAnonymousContentCreator.h"
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#include "nsISelectControlFrame.h"
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#include "nsIStatefulFrame.h"
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#include "nsIRollupListener.h"
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#include "nsIPresState.h"
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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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/**
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* Child list name indices
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* @see #GetAdditionalChildListName()
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*/
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#define NS_COMBO_FRAME_POPUP_LIST_INDEX (NS_AREA_FRAME_ABSOLUTE_LIST_INDEX + 1)
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class nsComboboxControlFrame : public nsAreaFrame,
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public nsIFormControlFrame,
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public nsIComboboxControlFrame,
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public nsIAnonymousContentCreator,
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public nsISelectControlFrame,
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public nsIStatefulFrame,
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public nsIRollupListener
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{
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public:
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friend nsresult NS_NewComboboxControlFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame, PRUint32 aFlags);
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nsComboboxControlFrame();
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~nsComboboxControlFrame();
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// nsISupports
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NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
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// nsIAnonymousContentCreator
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NS_IMETHOD CreateAnonymousContent(nsIPresContext* aPresContext,
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nsISupportsArray& aChildList);
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// nsIFrame
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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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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 HandleEvent(nsIPresContext* aPresContext,
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nsGUIEvent* aEvent,
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nsEventStatus* aEventStatus);
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#ifdef NS_DEBUG
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NS_IMETHOD GetFrameName(nsString& aResult) const;
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#endif
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NS_IMETHOD Destroy(nsIPresContext* aPresContext);
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NS_IMETHOD FirstChild(nsIPresContext* aPresContext,
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nsIAtom* aListName,
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nsIFrame** aFirstChild) const;
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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 GetAdditionalChildListName(PRInt32 aIndex,
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nsIAtom** aListName) const;
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NS_IMETHOD GetFrameForPoint(nsIPresContext* aPresContext, const nsPoint& aPoint, nsIFrame** aFrame);
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// nsIFormControlFrame
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NS_IMETHOD SetSuggestedSize(nscoord aWidth, nscoord aHeight);
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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 SetProperty(nsIPresContext* aPresContext, nsIAtom* aName, const nsString& aValue);
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NS_IMETHOD GetProperty(nsIAtom* aName, nsString& aValue);
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void SetFocus(PRBool aOn, PRBool aRepaint);
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void ScrollIntoView(nsIPresContext* aPresContext);
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virtual void InitializeControl(nsIPresContext* aPresContext);
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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(nsIPresContext* aPresContext);
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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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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 GetVerticalBorderWidth(float aPixToTwip) const;
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virtual nscoord GetHorizontalBorderWidth(float aPixToTwip) 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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NS_IMETHOD SelectionChanged();// Called when the selection has changed.
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// If the the same item in the list is selected
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// it is NOT called.
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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 IsDroppedDown(PRBool * aDoDropDown) { *aDoDropDown = mDroppedDown; return NS_OK; }
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NS_IMETHOD ShowDropDown(PRBool aDoDropDown);
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NS_IMETHOD GetDropDown(nsIFrame** aDropDownFrame);
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NS_IMETHOD SetDropDown(nsIFrame* aDropDownFrame);
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NS_IMETHOD ListWasSelected(nsIPresContext* aPresContext);
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NS_IMETHOD UpdateSelection(PRBool aDoDispatchEvent, PRBool aForceUpdate, PRInt32 aNewIndex);
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NS_IMETHOD AbsolutelyPositionDropDown();
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NS_IMETHOD GetAbsoluteRect(nsRect* aRect);
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// nsISelectControlFrame
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NS_IMETHOD AddOption(nsIPresContext* aPresContext, PRInt32 index);
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NS_IMETHOD RemoveOption(nsIPresContext* aPresContext, PRInt32 index);
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NS_IMETHOD SetOptionSelected(PRInt32 aIndex, PRBool aValue);
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NS_IMETHOD GetOptionSelected(PRInt32 aIndex, PRBool* aValue);
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NS_IMETHOD DoneAddingContent(PRBool aIsDone);
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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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//nsIRollupListener
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NS_IMETHOD Rollup();
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protected:
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// nsHTMLContainerFrame
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virtual PRIntn GetSkipSides() const;
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// Utilities
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nsresult ReflowComboChildFrame(nsIFrame* aFrame,
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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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nscoord aAvailableWidth,
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nscoord aAvailableHeight);
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nsresult GetScreenHeight(nsIPresContext* aPresContext, nscoord& aHeight);
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public:
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nsresult PositionDropdown(nsIPresContext* aPresContext,
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nscoord aHeight,
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nsRect aAbsoluteTwipsRect,
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nsRect aAbsolutePixelRect);
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nsresult GetAbsoluteFramePosition(nsIPresContext* aPresContext,
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nsIFrame *aFrame,
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nsRect& aAbsoluteTwipsRect,
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nsRect& aAbsolutePixelRect);
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nsIFrame* GetDisplayFrame(nsIPresContext* aPresContext);
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protected:
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void ShowPopup(PRBool aShowPopup);
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void ShowList(nsIPresContext* aPresContext, PRBool aShowList);
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void SetChildFrameSize(nsIFrame* aFrame, nscoord aWidth, nscoord aHeight);
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void InitTextStr(nsIPresContext* aPresContext, PRBool aUpdate);
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nsresult GetPrimaryComboFrame(nsIPresContext* aPresContext, nsIContent* aContent, nsIFrame** aFrame);
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nsIFrame* GetButtonFrame(nsIPresContext* aPresContext);
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nsIFrame* GetDropdownFrame();
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NS_IMETHOD ToggleList(nsIPresContext* aPresContext);
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NS_IMETHOD MakeSureSomethingIsSelected(nsIPresContext* aPresContext); // Default to option 0
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nsFrameList mPopupFrames; // additional named child list
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nsIPresContext* mPresContext; // XXX: Remove the need to cache the pres context.
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nsFormFrame* mFormFrame; // Parent Form Frame
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nsString mTextStr; // Current Combo box selection
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PRInt32 mSelectedIndex; // current selected index
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nsIHTMLContent* mDisplayContent; // Anonymous content used to display the current selection
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nsIHTMLContent* mButtonContent; // Anonymous content used to popup the dropdown list
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PRBool mDroppedDown; // Current state of the dropdown list, PR_TRUE is dropped down
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nsIFrame* mDisplayFrame; // frame to display selection
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nsIFrame* mButtonFrame; // button frame
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nsIFrame* mDropdownFrame; // dropdown list frame
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nsIListControlFrame * mListControlFrame; // ListControl Interface for the dropdown frame
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PRBool mIgnoreFocus; // Tells the combo to ignore all focus notifications
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nsCOMPtr<nsIPresState> mPresState; // Need cache state when list is null
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// Resize Reflow Optimization
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nsSize mCacheSize;
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nsSize mCachedMaxElementSize;
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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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