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267 lines
9.0 KiB
C++
267 lines
9.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; 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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//
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// Mike Pinkerton, Netscape Communications
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//
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// Contains:
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//
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// ¥ÊCHyperTreeFlexTable
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// A subclass of CStandardFlexTable to handle working with XP RDF Hyper Trees
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//
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// ¥ CHyperTreeSelector
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// Modifies the selection model used by PP to also consult HT to see if a row is
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// selected
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//
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#pragma once
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#include "CStandardFlexTable.h"
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#include "LTableRowSelector.h"
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#include "CDynamicTooltips.h"
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#include "CURLDragHelper.h"
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#include "CImageIconMixin.h"
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// STL Headers
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#include <vector.h>
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#pragma mark -- class CHyperTreeFlexTable --
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class CHyperTreeFlexTable :
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public CStandardFlexTable, public CHTAwareURLDragMixin, public CTiledImageMixin
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{
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public:
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enum {
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class_ID = 'htFT',
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nameColumn = 'NCnC'
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};
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friend class CTreeIcon;
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CHyperTreeFlexTable(LStream *inStream);
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~CHyperTreeFlexTable();
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virtual void ChangeSort ( const LTableHeader::SortChange* inSortChange ) ;
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virtual void OpenView(HT_View inHTView);
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virtual void ExpandNode(HT_Resource inHTNode);
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virtual void CollapseNode(HT_Resource inHTNode);
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virtual void SyncSelectionWithHT ( ) ;
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HT_View GetHTView() const { return mHTView; }
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bool IsViewSameAsBeforeDrag() const { return mViewBeforeDrag == mHTView; }
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// get/set the frame to which urls are dispatched. It's ok not to set
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// this as the default will be the top-most HTML view.
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virtual void SetTargetFrame ( const char* inFrame ) ;
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virtual const char* GetTargetFrame ( ) const ;
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virtual void RedrawRow ( HT_Resource ) const ;
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virtual void SetupColumns ( ) ;
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protected:
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// Background image tiling stuff
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virtual void DrawStandby ( const Point & inTopLeft,
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const IconTransformType inTransform ) const;
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virtual void DrawSelf ( ) ;
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virtual void ImageIsReady ( ) ;
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virtual void EraseTableBackground ( ) const;
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// CStandardFlexTable Overrides
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virtual void OpenRow ( TableIndexT inRow ) ;
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virtual Boolean CellInitiatesDrag(const STableCell&) const;
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virtual Boolean CellSelects ( const STableCell& inCell ) const;
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virtual Boolean RowCanAcceptDrop ( DragReference inDragRef, TableIndexT inDropRow ) ;
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virtual Boolean RowCanAcceptDropBetweenAbove( DragReference inDragRef, TableIndexT inDropRow ) ;
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virtual void HiliteDropRow ( TableIndexT inRow, Boolean inDrawBarAbove ) ;
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virtual Boolean RowIsContainer ( const TableIndexT & inRow ) const ;
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virtual Boolean RowIsContainer ( const TableIndexT & inRow, Boolean* outIsExpanded ) const ;
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virtual void DrawCellContents( const STableCell &inCell, const Rect &inLocalRect);
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virtual void EraseCellBackground( const STableCell& inCell, const Rect& inLocalRect);
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virtual ResIDT GetIconID(TableIndexT inRow) const;
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virtual void DrawIconsSelf( const STableCell& inCell, IconTransformType inTransformType,
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const Rect& inIconRect) const ;
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virtual UInt16 GetNestedLevel(TableIndexT inRow) const;
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virtual void SetCellExpansion( const STableCell& inCell, Boolean inExpand);
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virtual Boolean CellHasDropFlag(const STableCell& inCell, Boolean& outIsExpanded) const;
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virtual Boolean TableSupportsNaturalOrderSort ( ) const ;
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virtual Boolean CellWantsClick( const STableCell & /*inCell*/ ) const ;
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virtual void ClickCell ( const STableCell & inCell, const SMouseDownEvent & inMouse ) ;
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// Stuff related to hiliting
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virtual TableIndexT GetHiliteColumn() const { return FindTitleColumnID(); } ;
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virtual Boolean GetHiliteTextRect ( TableIndexT inRow, Boolean inOkIfRowHidden, Rect& outRect) const ;
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virtual void GetMainRowText( TableIndexT inRow, char* outText, UInt16 inMaxBufferLength) const ;
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virtual void DoHiliteRgn ( RgnHandle inHiliteRgn ) const;
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virtual void DoHiliteRect ( const Rect & inHiliteRect ) const;
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virtual void HiliteSelection( Boolean inActively, Boolean inHilite) ;
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virtual void SetUpTableHelpers() ;
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virtual Uint32 FindTitleColumnID ( ) const ;
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// Handle drag and drop
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virtual OSErr DragSelection(const STableCell& inCell, const SMouseDownEvent &inMouseDown);
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virtual void DoDragSendData ( FlavorType inFlavor, ItemReference inItemRef, DragReference inDragRef) ;
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virtual Boolean ItemIsAcceptable ( DragReference inDragRef, ItemReference inItemRef ) ;
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virtual void HandleDropOfHTResource ( HT_Resource node ) ;
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virtual void HandleDropOfPageProxy ( const char* inURL, const char* inTitle ) ;
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virtual void HandleDropOfLocalFile ( const char* inFileURL, const char* fileName,
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const HFSFlavor & /*inFileData*/ ) ;
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virtual void HandleDropOfText ( const char* inTextData ) ;
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virtual void DeleteSelectionByDragToTrash ( LArray & inItems ) ;
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virtual void ReceiveDragItem ( DragReference inDragRef, DragAttributes /*inDragAttrs*/,
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ItemReference inItemRef, Rect & /*inItemBounds*/ ) ;
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// for dynamic tooltip tracking and mouse cursor tracking
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virtual void AdjustCursorSelf ( Point /*inPoint*/, const EventRecord& inEvent ) ;
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virtual void CalcToolTipText( const STableCell& inCell,
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StringPtr outText,
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TextDrawingStuff& outStuff,
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Boolean& outTruncationOnly);
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// Tree behavior properties
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virtual Boolean CanDoInlineEditing ( ) const;
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virtual Boolean TableDesiresSelectionTracking( ) const;
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// for inline editing
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virtual void InlineEditorDone ( ) ;
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// command stuff
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virtual void DeleteSelection ( const EventRecord& inEvent );
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virtual void FindCommandStatus ( CommandT inCommand, Boolean &outEnabled,
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Boolean &outUsesMark, Char16 &outMark, Str255 outName) ;
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HT_Resource TopNode ( ) const { return HT_TopNode(GetHTView()); }
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//-----------------------------------
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// Data
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//-----------------------------------
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HT_View mHTView;
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HT_Notification mHTNotificationData;
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DragSendDataUPP mSendDataUPP;
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HT_View mViewBeforeDrag;
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HT_Resource mDropNode; // the HT node that corresponds to mDropRow
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STableCell mTooltipCell; // tracks where mouse is for tooltips
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bool mHasBackgroundImage; // is there a background image to be drawn?
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string mTargetFrame; // which frame are urls dispatched to?
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}; // class CHyperTreeFlexTable
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#pragma mark -- class CHyperTreeSelector --
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//
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// class CHyperTreeSelector
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//
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// A replacement for the standard selector class used by LTableView to sync the
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// selection with the backend HT_API
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//
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class CHyperTreeSelector : public LTableRowSelector
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{
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public:
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CHyperTreeSelector ( LTableView *inTableView, Boolean inAllowMultiple=true )
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: LTableRowSelector ( inTableView, inAllowMultiple ), mTreeView(NULL) { } ;
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// overridden to ask HT if row is selected
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virtual Boolean CellIsSelected ( const STableCell &inCell ) const;
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// keep us in sync with HT when a new view is opened
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virtual void SyncSelectorWithHT ( ) ;
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void TreeView ( HT_View inNewView ) { mTreeView = inNewView; } ;
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protected:
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virtual void DoSelect ( const TableIndexT inRow, Boolean inSelect, Boolean inHilite,
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Boolean inNotify ) ;
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HT_View mTreeView;
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}; // class CHyperTreeSelector
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#pragma mark -- class CPopdownFlexTable --
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//
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// class CPopdownFlexTable
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//
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// The flex table used by the popdown view. It needs to broadcast some messages to the
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// coordinator (such as when to close up) and do funny things to handle closing when
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// items are opened.
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//
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class CPopdownFlexTable : public CHyperTreeFlexTable
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{
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public:
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enum { class_ID = 'pdFT' };
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enum { msg_ClosePopdownTree = 'clos' };
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CPopdownFlexTable(LStream *inStream);
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~CPopdownFlexTable();
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static HT_Pane HTPaneOriginatingDragAndDrop ( ) { return sPaneOriginatingDragAndDrop; }
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private:
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void OpenSelection();
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void OpenRow ( TableIndexT inRow ) ;
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OSErr DragSelection(const STableCell& inCell, const SMouseDownEvent &inMouseDown);
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// this is a holder for the pane that originates the drag and drop so that when
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// a drop is done on a different popdown tree, the HT_Resources still have a valid pane.
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// This will be deleted once the d&d finishes.
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static HT_Pane sPaneOriginatingDragAndDrop;
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}; // class CPopdownFlexTable
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#pragma mark -- class CTreeIcon --
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//
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// class CTreeIcon
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//
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// A very simple class that knows how to draw gifs as icons.
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//
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class CTreeIcon : public CImageIconMixin
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{
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public:
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CTreeIcon ( const string & inURL, const CHyperTreeFlexTable* inTree, HT_Resource inNode ) ;
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~CTreeIcon ( ) ;
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private:
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void ImageIsReady ( ) ;
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void DrawStandby ( const Point & inTopLeft,
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const IconTransformType inTransform ) const;
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const CHyperTreeFlexTable* mTree;
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HT_Resource mNode;
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}; // class CTreeIcon
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