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find . ! -wholename "*nsprpub*" \
! -wholename "*security/nss*" \
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! -wholename "obj-ff-dbg*" \
! -name nsXPCOMCID.h \
! -name prtypes.h \
-type f \
\( -iname "*.cpp" \
-o -iname "*.h" \
-o -iname "*.c" \
-o -iname "*.cc" \
-o -iname "*.idl" \
-o -iname "*.ipdl" \
-o -iname "*.ipdlh" \
-o -iname "*.mm" \) | \
xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}
convert PRInt8 int8_t
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292 lines
10 KiB
C++
292 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsComboboxControlFrame_h___
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#define nsComboboxControlFrame_h___
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#ifdef DEBUG_evaughan
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//#define DEBUG_rods
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#endif
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#ifdef DEBUG_rods
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//#define DO_REFLOW_DEBUG
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//#define DO_REFLOW_COUNTER
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//#define DO_UNCONSTRAINED_CHECK
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//#define DO_PIXELS
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//#define DO_NEW_REFLOW
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#endif
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//Mark used to indicate when onchange has been fired for current combobox item
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#define NS_SKIP_NOTIFY_INDEX -2
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#include "nsBlockFrame.h"
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#include "nsIFormControlFrame.h"
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#include "nsIComboboxControlFrame.h"
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#include "nsIAnonymousContentCreator.h"
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#include "nsISelectControlFrame.h"
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#include "nsIRollupListener.h"
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#include "nsPresState.h"
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#include "nsCSSFrameConstructor.h"
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#include "nsIStatefulFrame.h"
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#include "nsIScrollableFrame.h"
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#include "nsIDOMEventListener.h"
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#include "nsThreadUtils.h"
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class nsIView;
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class nsStyleContext;
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class nsIListControlFrame;
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class nsComboboxDisplayFrame;
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class nsComboboxControlFrame : public nsBlockFrame,
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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 nsIRollupListener,
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public nsIStatefulFrame
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{
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public:
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friend nsIFrame* NS_NewComboboxControlFrame(nsIPresShell* aPresShell, nsStyleContext* aContext, uint32_t aFlags);
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friend class nsComboboxDisplayFrame;
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nsComboboxControlFrame(nsStyleContext* aContext);
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~nsComboboxControlFrame();
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NS_DECL_QUERYFRAME
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NS_DECL_FRAMEARENA_HELPERS
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// nsIAnonymousContentCreator
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virtual nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements);
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virtual void AppendAnonymousContentTo(nsBaseContentList& aElements,
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uint32_t aFilter);
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virtual nsIFrame* CreateFrameFor(nsIContent* aContent);
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#ifdef ACCESSIBILITY
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virtual already_AddRefed<Accessible> CreateAccessible();
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#endif
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virtual nscoord GetMinWidth(nsRenderingContext *aRenderingContext);
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virtual nscoord GetPrefWidth(nsRenderingContext *aRenderingContext);
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NS_IMETHOD Reflow(nsPresContext* 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(nsPresContext* aPresContext,
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nsGUIEvent* aEvent,
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nsEventStatus* aEventStatus);
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NS_IMETHOD BuildDisplayList(nsDisplayListBuilder* aBuilder,
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const nsRect& aDirtyRect,
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const nsDisplayListSet& aLists);
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void PaintFocus(nsRenderingContext& aRenderingContext, nsPoint aPt);
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// XXXbz this is only needed to prevent the quirk percent height stuff from
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// leaking out of the combobox. We may be able to get rid of this as more
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// things move to IsFrameOfType.
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virtual nsIAtom* GetType() const;
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virtual bool IsFrameOfType(uint32_t aFlags) const
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{
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return nsBlockFrame::IsFrameOfType(aFlags &
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~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock));
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}
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virtual nsIScrollableFrame* GetScrollTargetFrame() {
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return do_QueryFrame(mDropdownFrame);
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}
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#ifdef DEBUG
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NS_IMETHOD GetFrameName(nsAString& aResult) const;
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#endif
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virtual void DestroyFrom(nsIFrame* aDestructRoot);
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NS_IMETHOD SetInitialChildList(ChildListID aListID,
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nsFrameList& aChildList);
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virtual const nsFrameList& GetChildList(ChildListID aListID) const;
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virtual void GetChildLists(nsTArray<ChildList>* aLists) const;
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virtual nsIFrame* GetContentInsertionFrame();
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// nsIFormControlFrame
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virtual nsresult SetFormProperty(nsIAtom* aName, const nsAString& aValue);
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virtual nsresult GetFormProperty(nsIAtom* aName, nsAString& aValue) const;
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/**
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* Inform the control that it got (or lost) focus.
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* If it lost focus, the dropdown menu will be rolled up if needed,
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* and FireOnChange() will be called.
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* @param aOn true if got focus, false if lost focus.
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* @param aRepaint if true then force repaint (NOTE: we always force repaint currently)
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* @note This method might destroy |this|.
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*/
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virtual void SetFocus(bool aOn, bool aRepaint);
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//nsIComboboxControlFrame
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virtual bool IsDroppedDown() { return mDroppedDown; }
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/**
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* @note This method might destroy |this|.
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*/
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virtual void ShowDropDown(bool aDoDropDown);
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virtual nsIFrame* GetDropDown();
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virtual void SetDropDown(nsIFrame* aDropDownFrame);
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/**
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* @note This method might destroy |this|.
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*/
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virtual void RollupFromList();
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/**
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* Return the available space above and below this frame for
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* placing the drop-down list, and the current 2D translation.
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* Note that either or both can be less than or equal to zero,
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* if both are then the drop-down should be closed.
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*/
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void GetAvailableDropdownSpace(nscoord* aAbove,
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nscoord* aBelow,
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nsPoint* aTranslation);
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virtual int32_t GetIndexOfDisplayArea();
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/**
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* @note This method might destroy |this|.
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*/
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NS_IMETHOD RedisplaySelectedText();
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virtual int32_t UpdateRecentIndex(int32_t aIndex);
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virtual void OnContentReset();
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// nsISelectControlFrame
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NS_IMETHOD AddOption(int32_t index);
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NS_IMETHOD RemoveOption(int32_t index);
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NS_IMETHOD DoneAddingChildren(bool aIsDone);
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NS_IMETHOD OnOptionSelected(int32_t aIndex, bool aSelected);
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NS_IMETHOD OnSetSelectedIndex(int32_t aOldIndex, int32_t aNewIndex);
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//nsIRollupListener
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/**
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* Hide the dropdown menu and stop capturing mouse events.
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* @note This method might destroy |this|.
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*/
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virtual nsIContent* Rollup(uint32_t aCount, bool aGetLastRolledUp = false);
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virtual void NotifyGeometryChange();
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/**
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* A combobox should roll up if a mousewheel event happens outside of
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* the popup area.
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*/
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virtual bool ShouldRollupOnMouseWheelEvent()
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{ return true; }
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/**
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* A combobox should not roll up if activated by a mouse activate message
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* (eg. X-mouse).
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*/
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virtual bool ShouldRollupOnMouseActivate()
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{ return false; }
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virtual uint32_t GetSubmenuWidgetChain(nsTArray<nsIWidget*> *aWidgetChain)
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{ return 0; }
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//nsIStatefulFrame
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NS_IMETHOD SaveState(SpecialStateID aStateID, nsPresState** aState);
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NS_IMETHOD RestoreState(nsPresState* aState);
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static bool ToolkitHasNativePopup();
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protected:
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friend class RedisplayTextEvent;
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friend class nsAsyncResize;
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friend class nsResizeDropdownAtFinalPosition;
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// Utilities
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nsresult ReflowDropdown(nsPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState);
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enum DropDownPositionState {
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// can't show the dropdown at its current position
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eDropDownPositionSuppressed,
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// a resize reflow is pending, don't show it yet
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eDropDownPositionPendingResize,
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// the dropdown has its final size and position and can be displayed here
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eDropDownPositionFinal
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};
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DropDownPositionState AbsolutelyPositionDropDown();
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// Helper for GetMinWidth/GetPrefWidth
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nscoord GetIntrinsicWidth(nsRenderingContext* aRenderingContext,
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nsLayoutUtils::IntrinsicWidthType aType);
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class RedisplayTextEvent : public nsRunnable {
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public:
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NS_DECL_NSIRUNNABLE
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RedisplayTextEvent(nsComboboxControlFrame *c) : mControlFrame(c) {}
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void Revoke() { mControlFrame = nullptr; }
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private:
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nsComboboxControlFrame *mControlFrame;
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};
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/**
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* Show or hide the dropdown list.
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* @note This method might destroy |this|.
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*/
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void ShowPopup(bool aShowPopup);
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/**
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* Show or hide the dropdown list.
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* @param aShowList true to show, false to hide the dropdown.
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* @note This method might destroy |this|.
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* @return false if this frame is destroyed, true if still alive.
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*/
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bool ShowList(bool aShowList);
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void CheckFireOnChange();
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void FireValueChangeEvent();
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nsresult RedisplayText(int32_t aIndex);
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void HandleRedisplayTextEvent();
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void ActuallyDisplayText(bool aNotify);
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private:
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// If our total transform to the root frame of the root document is only a 2d
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// translation then return that translation, otherwise returns (0,0).
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nsPoint GetCSSTransformTranslation();
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protected:
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nsFrameList mPopupFrames; // additional named child list
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nsCOMPtr<nsIContent> mDisplayContent; // Anonymous content used to display the current selection
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nsCOMPtr<nsIContent> mButtonContent; // Anonymous content for the button
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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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// The width of our display area. Used by that frame's reflow to
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// size to the full width except the drop-marker.
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nscoord mDisplayWidth;
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nsRevocableEventPtr<RedisplayTextEvent> mRedisplayTextEvent;
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int32_t mRecentSelectedIndex;
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int32_t mDisplayedIndex;
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nsString mDisplayedOptionText;
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// make someone to listen to the button. If its programmatically pressed by someone like Accessibility
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// then open or close the combo box.
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nsCOMPtr<nsIDOMEventListener> mButtonListener;
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// Current state of the dropdown list, true is dropped down.
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bool mDroppedDown;
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// See comment in HandleRedisplayTextEvent().
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bool mInRedisplayText;
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// Acting on ShowDropDown(true) is delayed until we're focused.
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bool mDelayedShowDropDown;
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// static class data member for Bug 32920
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// only one control can be focused at a time
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static nsComboboxControlFrame* sFocused;
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#ifdef DO_REFLOW_COUNTER
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int32_t mReflowId;
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#endif
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};
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#endif
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