зеркало из https://github.com/mozilla/pjs.git
1502 строки
44 KiB
C++
1502 строки
44 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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// Subclass of CStandardFlexTable to handle working with XP RDF Hyper Trees
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//
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#include "CHyperTreeFlexTable.h"
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// PowerPlant
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#include <LTableArrayStorage.h>
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#include <LDropFlag.h>
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#include <Appearance.h>
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#include "CHyperTreeHeader.h"
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#include "URDFUtilities.h"
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#include "uapp.h"
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#include "CURLDragHelper.h"
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#include "CIconTextDragTask.h"
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#include "CNetscapeWindow.h"
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#include "resgui.h"
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#include "macutil.h"
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#include "ufilemgr.h"
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#include "CInlineEditField.h"
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#include "CContextMenuAttachment.h"
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#include <vector.h>
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#include <algorithm>
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extern RDF_NCVocab gNavCenter; // RDF vocab struct for NavCenter
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const ResIDT cFolderIconID = kGenericFolderIconResource;
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const ResIDT cItemIconID = 15313;
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const ResIDT cFileIconID = kGenericDocumentIconResource;
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#pragma mark -- class CHyperTreeFlexTable --
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// ------------------------------------------------------------
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// Construction, Destruction
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// ------------------------------------------------------------
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CHyperTreeFlexTable::CHyperTreeFlexTable(LStream* inStream)
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: CStandardFlexTable(inStream),
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mHTView(NULL),
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mHTNotificationData(NULL),
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mViewBeforeDrag(NULL)
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{
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mSendDataUPP = NewDragSendDataProc(LDropArea::HandleDragSendData);
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ThrowIfNil_(mSendDataUPP);
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}
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CHyperTreeFlexTable::~CHyperTreeFlexTable()
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{
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}
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// ------------------------------------------------------------
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// CStandardFlexTable overrides
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// ------------------------------------------------------------
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ResIDT CHyperTreeFlexTable::GetIconID(TableIndexT inRow) const
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{
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HT_Resource node = HT_GetNthItem(GetHTView(), URDFUtilities::PPRowToHTRow(inRow) );
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if (node) {
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if ( HT_IsContainer(node) )
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return cFolderIconID;
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else {
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char* url = HT_GetNodeURL(node);
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if ( url && *url == 'f' ) // is it a file url?
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return cFileIconID;
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else
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return cItemIconID;
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}
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}
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return cItemIconID;
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}
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//
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// SetUpTableHelpers
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//
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// Call the inherited version to do most of the work but replace the
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// selector with our own version to track the selection in the HT_API
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//
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void
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CHyperTreeFlexTable :: SetUpTableHelpers()
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{
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CStandardFlexTable::SetUpTableHelpers();
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// replace selector....
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SetTableSelector( new CHyperTreeSelector(this) );
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} // SetupTableHelpers
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//
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// GetHiliteTextRect
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//
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// Find out what rectangle to draw selected in the currently selected row. This is
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// based on the item title.
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//
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Boolean
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CHyperTreeFlexTable::GetHiliteTextRect ( TableIndexT inRow, Rect& outRect) const
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{
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STableCell cell(inRow, GetHiliteColumn());
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if (!GetLocalCellRect(cell, outRect))
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return false;
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Rect iconRect;
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GetIconRect(cell, outRect, iconRect);
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outRect.left = iconRect.right;
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// Get cell data for first column
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char buffer[1000];
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GetHiliteText(inRow, buffer, 1000, &outRect);
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return true;
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} // GetHiliteTextRect
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//
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// GetMainRowText
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//
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// Returns the text of the title of the item.
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//
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void
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CHyperTreeFlexTable :: GetMainRowText( TableIndexT inRow, char* outText, UInt16 inMaxBufferLength) const
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{
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if (!outText || inMaxBufferLength == 0)
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return;
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void* data;
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CHyperTreeHeader* header = dynamic_cast<CHyperTreeHeader*>(mTableHeader);
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Assert_(header != NULL);
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CHyperTreeHeader::ColumnInfo info = header->GetColumnInfo(FindTitleColumnID()-1); // GCI() is 0-based
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HT_Resource node = HT_GetNthItem(GetHTView(), URDFUtilities::PPRowToHTRow(inRow) );
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if ( node && HT_GetNodeData(node, info.token, info.tokenType, &data) ) {
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char* title = static_cast<char*>(data);
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strcpy ( outText, title );
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}
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else
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*outText = NULL;
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} // GetMainRowText
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//
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// FindTitleColumnID
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//
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// Returns the index of the column that contains the item title and icon. This will search out the
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// correct column by looking at the column headers.
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//
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// NOTE: THERE IS CURRENTLY NO BACKEND SUPPORT FOR REORDERING COLUMNS, SO WE MAKE AN EXPLICIT
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// ASSUMPTION THAT THE FIRST COLUMN IS THE TITLE COLUMN. AT LEAST THIS SHOULD BE THE ONLY
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// ROUTINE THAT HAS TO CHANGE WHEN THAT ASSUMPTION CHANGES.
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//
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Uint32
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CHyperTreeFlexTable :: FindTitleColumnID ( ) const
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{
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return 1; // for now....
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} // FindTitleColumnID
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//
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// CellInitiatesDrag
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//
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// Determines if a cell is allowed to start a drag. We disallow this for any cell except for the
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// cell with the title and icon. Also disallow d&d when selection is not allowed in this view
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// (simple tree).
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//
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Boolean
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CHyperTreeFlexTable :: CellInitiatesDrag ( const STableCell& inCell ) const
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{
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return inCell.col == FindTitleColumnID() &&
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URDFUtilities::PropertyValueBool(TopNode(), gNavCenter->useSelection) == false
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? true : false;
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} // CellInitiatesDrag
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//
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// CellSelects
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//
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// Determines if a cell is allowed to select the row. We disallow this for any cell except for the
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// cell with the title and icon. Also disallow selection when selection is not allowed in this view
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// (simple tree).
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//
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Boolean
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CHyperTreeFlexTable :: CellSelects ( const STableCell& inCell ) const
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{
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return inCell.col == FindTitleColumnID() &&
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URDFUtilities::PropertyValueBool(TopNode(), gNavCenter->useSelection) == false
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? true : false;
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} // CellSelects
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//
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// CellWantsClick
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//
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// This is used in the flex table to allow the cell a chance at the click even if it is not
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// supposed to select anything. This is the case when the tree is in single-click mode because
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// we still want to respond to clicks even though the cell does not select. Since this will only
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// be called when the title column is clicked on and we're in single click mode, just always
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// return true.
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//
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Boolean
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CHyperTreeFlexTable :: CellWantsClick( const STableCell & inCell ) const
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{
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return true;
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} // CellWantsClick
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//
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// DoHiliteRgn
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//
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// Override to not use the hilite color, since that would be confusing with in-place editing.
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// This is called when the user clicks on a row in the table to hilite that particular row.
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// The routine below is called when updating the window.
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//
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void
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CHyperTreeFlexTable :: DoHiliteRgn ( RgnHandle inHiliteRgn ) const
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{
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::InvertRgn ( inHiliteRgn );
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} // DoHiliteRgn
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//
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// DoHiliteRect
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//
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// Override not to use hilite color, since it doesn't draw very well over the gray background.
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//
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void
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CHyperTreeFlexTable :: DoHiliteRect ( const Rect & inHiliteRect ) const
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{
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::InvertRect ( &inHiliteRect );
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} // DoHiliteRect
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//
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// HiliteSelection
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//
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// Overload the LTableView class' version of this routine to hilite the selected items
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// without setting the hilite bit before drawing. This is called when the window is updating
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// to redraw the selected items.
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//
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void
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CHyperTreeFlexTable :: HiliteSelection( Boolean inActively, Boolean /*inHilite*/)
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{
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if (FocusExposed()) {
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StRegion hiliteRgn;
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GetHiliteRgn(hiliteRgn);
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StColorPenState saveColorPen; // Preserve color & pen state
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StColorPenState::Normalize();
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if (inActively)
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::InvertRgn(hiliteRgn);
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else {
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::PenMode(srcXor);
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::FrameRgn(hiliteRgn);
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}
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}
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} // HiliteSelection
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//
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// SyncSelectionWithHT
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//
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// The selection has somehow changed by the backend's decree. Make sure that we are in
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// sync with that.
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//
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void
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CHyperTreeFlexTable :: SyncSelectionWithHT ( )
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{
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CHyperTreeSelector* sel = dynamic_cast<CHyperTreeSelector*>(GetTableSelector());
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Assert_( sel != NULL);
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sel->SyncSelectorWithHT();
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SelectionChanged();
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ScrollSelectionIntoFrame();
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} // SyncSelectionWithHT
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//
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// ListenToMessage
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//
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// Listen for the update of the background image so we can redraw.
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//
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void
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CHyperTreeFlexTable :: ListenToMessage ( const MessageT inMessage, void* ioData )
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{
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if ( inMessage == CIconContext::msg_ImageReadyToDraw )
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Refresh();
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} // ListenToMessage
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//
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// DrawStandby
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//
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// Draw something reasonable when the background image has not yet been loaded or if the bg image
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// cannot be found
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//
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void
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CHyperTreeFlexTable :: DrawStandby ( const Point & /*inTopLeft*/, const IconTransformType /*inTransform*/ ) const
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{
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EraseTableBackground();
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} // DrawStandby
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//
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// EraseTableBackground
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//
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// Erase the background of the table with the specified color from HT or with the appropriate
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// AppearanceManager colors
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//
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void
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CHyperTreeFlexTable :: EraseTableBackground ( ) const
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{
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// draw the unsorted column color all the way down. The sort column can redraw it cell by cell
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size_t viewHeight = max(mImageSize.height, static_cast<Int32>(mFrameSize.height));
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Rect backRect = { 0, 0, viewHeight, mImageSize.width };
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URDFUtilities::SetupBackgroundColor ( TopNode(), gNavCenter->viewBGColor, kThemeListViewBackgroundBrush );
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::EraseRect(&backRect);
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} // EraseTableBackground
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//
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// DrawSelf
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//
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// Overridden to draw the background image, if one is present on the current view
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//
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void
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CHyperTreeFlexTable :: DrawSelf ( )
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{
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mHasBackgroundImage = false;
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Point topLeft = { 0, 0 };
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HT_Resource topNode = TopNode();
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size_t viewHeight = max(mImageSize.height, static_cast<Int32>(mFrameSize.height));
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if ( topNode ) {
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char* url = NULL;
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PRBool success = HT_GetNodeData ( topNode, gNavCenter->viewBGURL, HT_COLUMN_STRING, &url );
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if ( success && url ) {
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// draw the background image tiled to fill the whole pane
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mHasBackgroundImage = true;
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SetImageURL ( url );
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DrawImage ( topLeft, kTransformNone, mImageSize.width, viewHeight );
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FocusDraw();
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}
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else
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EraseTableBackground();
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CStandardFlexTable::DrawSelf();
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}
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} // DrawSelf
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//
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// EraseCellBackground
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//
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// Make the backdrop of the cell look like the Finder in OS8 or whatever the user has explicitly
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// set via HT properties. If there is a background image, of course, don't draw the background. The
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// default list background has already been painted, so only do something if there is a difference.
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//
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void
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CHyperTreeFlexTable :: EraseCellBackground ( const STableCell& inCell, const Rect& inLocalRect )
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{
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StColorPenState saved;
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if ( !mHasBackgroundImage )
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{
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PaneIDT columnPane;
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CHyperTreeHeader* header = dynamic_cast<CHyperTreeHeader*>(mTableHeader);
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Assert_(header != NULL);
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// only need to draw if this column in sorted
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if ( inCell.col == header->GetSortedColumn(columnPane) ) {
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Rect backRect = inLocalRect;
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backRect.bottom--; // leave a one pixel line on the bottom as separator
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backRect.right++; // cover up vertical dividing line on right side
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URDFUtilities::SetupBackgroundColor ( TopNode(), gNavCenter->sortColumnBGColor,
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kThemeListViewSortColumnBackgroundBrush );
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::EraseRect(&backRect);
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} // if this column is sorted
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} // if no bg image
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// draw the separator line if HT says to. This will draw it even if there is a bg image.
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if ( URDFUtilities::PropertyValueBool(TopNode(), gNavCenter->showDivider) ) {
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URDFUtilities::SetupBackgroundColor ( TopNode(), gNavCenter->dividerColor,
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kThemeListViewSeparatorBrush );
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Rect divider = { inLocalRect.bottom - 1, inLocalRect.left, inLocalRect.bottom, inLocalRect.right };
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::EraseRect ( ÷r );
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}
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} // EraseCellBackground
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//
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// DrawCellContents
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//
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// Draw what goes inside each cell, naturally
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//
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void
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CHyperTreeFlexTable::DrawCellContents( const STableCell& inCell, const Rect& inLocalRect)
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{
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PaneIDT cellType = GetCellDataType(inCell);
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// Get info for column
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PaneIDT columnPane;
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CHyperTreeHeader* header = dynamic_cast<CHyperTreeHeader*>(mTableHeader);
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Assert_(header != NULL);
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CHyperTreeHeader::ColumnInfo info = header->GetColumnInfo(inCell.col - 1);
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// setup the text color based on if this cell is in the sorted column. Note that while
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// HT has the concept of a different fg color for sorted columns, AM does not.
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if ( inCell.col == header->GetSortedColumn(columnPane) )
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URDFUtilities::SetupForegroundTextColor ( TopNode(), gNavCenter->sortColumnFGColor,
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kThemeListViewTextColor );
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else
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URDFUtilities::SetupForegroundTextColor ( TopNode(), gNavCenter->viewFGColor,
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kThemeListViewTextColor );
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// Get cell data
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HT_Resource node = HT_GetNthItem(GetHTView(), URDFUtilities::PPRowToHTRow(inCell.row) );
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if (node) {
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if ( HT_IsSeparator(node) ) {
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Uint16 left = inLocalRect.left;
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if ( inCell.col == FindTitleColumnID() ) {
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left = DrawIcons(inCell, inLocalRect);
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left += CStandardFlexTable::kDistanceFromIconToText;
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}
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// setup the color based on if this cell is in the sorted column. Note that while
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// HT has the concept of a different fg color for sorted columns, AM does not.
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StColorPenState saved;
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if ( inCell.col == header->GetSortedColumn(columnPane) )
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URDFUtilities::SetupForegroundColor ( TopNode(), gNavCenter->sortColumnFGColor,
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kThemeListViewTextColor );
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else
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URDFUtilities::SetupForegroundColor ( TopNode(), gNavCenter->viewFGColor,
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kThemeListViewTextColor );
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::MoveTo ( left,
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inLocalRect.top + ((inLocalRect.bottom - inLocalRect.top) / 2) );
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::PenSize ( 2, 2 );
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::PenPat ( &qd.gray );
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::Line ( inLocalRect.right - left, 0 );
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} // if is a separator
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else {
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void* data;
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char* str;
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Rect localRect = inLocalRect;
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if (HT_GetNodeData(node, info.token, info.tokenType, &data) && data)
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{
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switch (info.tokenType) {
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case HT_COLUMN_STRING:
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case HT_COLUMN_DATE_STRING:
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str = static_cast<char*>(data);
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if (inCell.col == FindTitleColumnID())
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{
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localRect.left = DrawIcons(inCell, localRect);
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localRect.left += CStandardFlexTable::kDistanceFromIconToText;
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}
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break;
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case HT_COLUMN_DATE_INT:
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case HT_COLUMN_INT:
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char intStr[32];
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sprintf(intStr, "%d", (int)data);
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str = intStr;
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break;
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}
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DrawTextString(str, &mTextFontInfo, 0, localRect);
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}
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} // else a normal item
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} // if node valid
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} // DrawCellContents
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Boolean CHyperTreeFlexTable::CellHasDropFlag(const STableCell& inCell, Boolean& outIsExpanded) const
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{
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// bail quickly if this cell isn't a title column or tree connections are turned off
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if ( FindTitleColumnID() != inCell.col ||
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URDFUtilities::PropertyValueBool( TopNode(), gNavCenter->showTreeConnections) == false )
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return false;
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HT_Resource node = HT_GetNthItem(GetHTView(), URDFUtilities::PPRowToHTRow(inCell.row) );
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if (node)
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{
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PRBool result = HT_IsContainer(node);
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if (result)
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{
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PRBool openState;
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HT_Error err = HT_GetOpenState(node, &openState);
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if (err == HT_NoErr)
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outIsExpanded = openState;
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}
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else
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outIsExpanded = false;
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return result;
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}
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return false;
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} // CellHasDropFlag
|
||
|
||
|
||
UInt16 CHyperTreeFlexTable::GetNestedLevel(TableIndexT inRow) const
|
||
{
|
||
HT_Resource node = HT_GetNthItem(GetHTView(), URDFUtilities::PPRowToHTRow(inRow) );
|
||
if (node)
|
||
{
|
||
// subtract one because root node as indentation of 1
|
||
return (HT_GetItemIndentation(node) - 1);
|
||
}
|
||
return CStandardFlexTable::GetNestedLevel(inRow);
|
||
}
|
||
|
||
|
||
//
|
||
// SetCellExpansion
|
||
//
|
||
// User clicked on the disclosure triangle, tell HT to open/close the container. This call
|
||
// may fail if the user has password protected the folder and they get the password wrong.
|
||
// If that is the case, redraw the drop flag to its correct state.
|
||
//
|
||
void CHyperTreeFlexTable::SetCellExpansion(
|
||
const STableCell& inCell,
|
||
Boolean inExpand)
|
||
{
|
||
HT_Resource node = HT_GetNthItem(GetHTView(), URDFUtilities::PPRowToHTRow(inCell.row) );
|
||
if (node)
|
||
{
|
||
if ( HT_SetOpenState(node, (PRBool)inExpand) != noErr )
|
||
RefreshCell(inCell);
|
||
}
|
||
}
|
||
|
||
|
||
// ------------------------------------------------------------
|
||
// HT Operations
|
||
// ------------------------------------------------------------
|
||
|
||
|
||
//
|
||
// OpenView
|
||
//
|
||
// opens up the given view in the navCenter (such as bookmarks). Make sure the selector for this
|
||
// table knows about new view, sync the number of rows in the table with the
|
||
// number of rows in the HT and setup the columns.
|
||
//
|
||
// This routine is called as a result of the HT notification mechanism (not directly from any
|
||
// FE events like clicks). That means that the shelf may not be open yet.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable::OpenView( HT_View inHTView )
|
||
{
|
||
// Hide the inline editor. This will send us a message that the name changed and attempt
|
||
// to redraw the entire window. We don't want this because is causes an ugly flash as it
|
||
// redraws the old view then draws the new view. Setting the visRgn to empty prevents
|
||
// the redraw of the old view.
|
||
if ( mNameEditor && mNameEditor->IsVisible() ) {
|
||
StVisRgn saved(GetMacPort());
|
||
mNameEditor->UpdateEdit(nil, nil, nil);
|
||
}
|
||
|
||
// save existing column information for the next time the user comes back to this
|
||
// view. Note we do not reflect any of this into HT, so it will be lost when the user
|
||
// quits or opens a new window (I think). We currently save which columns are visible,
|
||
// their widths, and sort state.
|
||
CHyperTreeHeader* header = dynamic_cast<CHyperTreeHeader*>(mTableHeader);
|
||
Assert_(header != NULL);
|
||
TableIndexT visColumns = header->CountVisibleColumns();
|
||
if ( visColumns ) {
|
||
//<2F><><EFBFBD> implement this. Recall that currently the FE data is used to store the
|
||
//<2F><><EFBFBD> SelectorData stuff. We'll have to create a new structure that wraps both
|
||
//<2F><><EFBFBD> this info and that.
|
||
}
|
||
|
||
mHTView = mViewBeforeDrag = inHTView;
|
||
CHyperTreeSelector* sel = dynamic_cast<CHyperTreeSelector*>(GetTableSelector());
|
||
Assert_( sel != NULL);
|
||
sel->TreeView ( inHTView );
|
||
|
||
// Rebuild the column headers based on the new view contents and which columns the
|
||
// user had visible last time.
|
||
HT_Cursor columnCursor = HT_NewColumnCursor(inHTView);
|
||
header->SetUpColumns(columnCursor);
|
||
HT_DeleteColumnCursor(columnCursor);
|
||
SynchronizeColumnsWithHeader();
|
||
if ( header->GetHeaderWidth() ) { // don't do this if shelf collapsed, we'll do it again later
|
||
//<2F><><EFBFBD> implement this too
|
||
SetRightmostVisibleColumn(1); //<2F><><EFBFBD> HACK UNTIL WE GET THE COLUMN STUFF FIGURED OUT....
|
||
}
|
||
|
||
Uint32 count = HT_GetItemListCount(inHTView);
|
||
if (mRows != count)
|
||
{
|
||
if (count > mRows)
|
||
InsertRows(count - mRows, 0, NULL, 0, false);
|
||
else
|
||
RemoveRows(mRows - count, 0, true);
|
||
}
|
||
|
||
SyncSelectionWithHT();
|
||
|
||
// redraw the table. If the mouse is down, we're probably in the middle of a
|
||
// drag and drop so we want to redraw NOW (not when we get an update event after
|
||
// the mouse has been released).
|
||
if ( ::StillDown() ) {
|
||
UnselectAllCells();
|
||
FocusDraw();
|
||
Rect localRect;
|
||
CalcLocalFrameRect(localRect);
|
||
localRect.left++;
|
||
::EraseRect(&localRect);
|
||
GetSuperView()->Draw(nil); // redraw NOW to get the # of visible rows correct
|
||
}
|
||
else
|
||
Refresh();
|
||
|
||
}
|
||
|
||
void CHyperTreeFlexTable::ExpandNode(HT_Resource inHTNode)
|
||
{
|
||
Int32 index = HT_GetNodeIndex(GetHTView(), inHTNode);
|
||
|
||
Uint32 count = HT_GetCountVisibleChildren(inHTNode);
|
||
if (count > 0)
|
||
InsertRows(count, index + 1, NULL, 0, true);
|
||
}
|
||
|
||
void CHyperTreeFlexTable::CollapseNode(HT_Resource inHTNode)
|
||
{
|
||
Int32 index = HT_GetNodeIndex(GetHTView(), inHTNode);
|
||
|
||
Uint32 count = HT_GetCountVisibleChildren(inHTNode);
|
||
if (count > 0)
|
||
RemoveRows(count, index + 2, true);
|
||
}
|
||
|
||
//-----------------------------------
|
||
// Commands
|
||
//-----------------------------------
|
||
|
||
//
|
||
// FindCommandStatus
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: FindCommandStatus ( CommandT inCommand, Boolean &outEnabled,
|
||
Boolean &outUsesMark, Char16 &outMark, Str255 outName)
|
||
{
|
||
// safety check
|
||
if ( ! mHTView )
|
||
return;
|
||
|
||
HT_Pane thePane = HT_GetPane(mHTView);
|
||
|
||
outUsesMark = false;
|
||
|
||
if ( inCommand >= cmd_NavCenterBase && inCommand <= cmd_NavCenterCap ) {
|
||
outEnabled = HT_IsMenuCmdEnabled(thePane, (HT_MenuCmd)(inCommand - cmd_NavCenterBase));
|
||
return;
|
||
}
|
||
|
||
// process the regular menus...
|
||
switch ( inCommand ) {
|
||
|
||
//
|
||
// handle commands that we have to share with other parts of the UI
|
||
//
|
||
case cmd_Cut:
|
||
outEnabled = HT_IsMenuCmdEnabled(thePane, HT_CMD_CUT );
|
||
break;
|
||
case cmd_Copy:
|
||
outEnabled = HT_IsMenuCmdEnabled(thePane, HT_CMD_COPY );
|
||
break;
|
||
case cmd_Paste:
|
||
outEnabled = HT_IsMenuCmdEnabled(thePane, HT_CMD_PASTE );
|
||
break;
|
||
case cmd_Clear:
|
||
outEnabled = HT_IsMenuCmdEnabled(thePane, HT_CMD_DELETE_FILE );
|
||
break;
|
||
|
||
default:
|
||
LCommander::FindCommandStatus(inCommand, outEnabled, outUsesMark, outMark, outName);
|
||
break;
|
||
|
||
} // case of command
|
||
|
||
} // FindCommandStatus
|
||
|
||
|
||
//
|
||
// DeleteSelection
|
||
//
|
||
// Delete the selection in the given view. This is called when the user hits backspace
|
||
// in the current view, so we don't need to worry (as below) about the view switching
|
||
// during a drag and drop.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable::DeleteSelection ( )
|
||
{
|
||
HT_Pane pane = HT_GetPane(mHTView);
|
||
if ( HT_IsMenuCmdEnabled(pane, HT_CMD_CUT) ) //<2F><><EFBFBD> these should be HT_CMD_CLEAR
|
||
HT_DoMenuCmd ( pane, HT_CMD_CUT );
|
||
|
||
} // DeleteSelection
|
||
|
||
|
||
//
|
||
// DeleteSelectionByDragToTrash
|
||
//
|
||
// Called when the user drags some stuff in the pane into the trash can to delete
|
||
// it. We don't rely on the current view or the PowerPlant selection because it
|
||
// may have been wiped out by a temporary drag over another workspace pane on
|
||
// the way to the trash.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: DeleteSelectionByDragToTrash ( LArray & inItems )
|
||
{
|
||
//<2F><><EFBFBD> return if we're not allowed to delete these objects!!!
|
||
|
||
CIconTextSuite* curr = NULL;
|
||
LArrayIterator it ( inItems );
|
||
while ( it.Next(&curr) ) {
|
||
HT_Resource node = curr->GetHTNodeData();
|
||
HT_Resource parent = HT_GetParent(node);
|
||
Assert_( node != NULL && parent != NULL );
|
||
HT_RemoveChild ( parent, node );
|
||
}
|
||
|
||
} // DeleteSelectionByDragToTrash
|
||
|
||
|
||
//
|
||
// OpenRow
|
||
//
|
||
// Called to tell us when the user has clicked on a row in such a way that it should
|
||
// open. Whether this is by single click or double click is left up to parameters to
|
||
// the CStandardFlexTable, however if triggers (drop flags) are hidden and the click
|
||
// is on a container, open the container.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: OpenRow ( TableIndexT inRow )
|
||
{
|
||
HT_Resource node = HT_GetNthItem(GetHTView(), URDFUtilities::PPRowToHTRow(inRow) );
|
||
if (node) {
|
||
if ( !HT_IsContainer(node) ) {
|
||
// click is not in a container. If HT doesn't want it (and it's not
|
||
// a separator), launch the url
|
||
if ( !HT_IsSeparator(node) && !URDFUtilities::LaunchNode(node) )
|
||
CFrontApp::DoGetURL( HT_GetNodeURL(node) );
|
||
}
|
||
else {
|
||
// we are a container. If tree connections hidden, open up the folder otherwise
|
||
// ignore.
|
||
if ( URDFUtilities::PropertyValueBool(TopNode(), gNavCenter->showTreeConnections) == false ) {
|
||
PRBool openState = false;
|
||
HT_GetOpenState(node, &openState);
|
||
SetCellExpansion(STableCell(inRow, 1), !openState);
|
||
}
|
||
}
|
||
} // if valid node
|
||
|
||
} // OpenRow
|
||
|
||
|
||
//
|
||
// RowCanAcceptDrop
|
||
//
|
||
// Check if the given row can accept any of the items dropped on it. We iterate over each item
|
||
// being dropped and ask the backend if that item is ok. If any item can be dropped, the entire
|
||
// lot can be dropped.
|
||
//
|
||
Boolean
|
||
CHyperTreeFlexTable::RowCanAcceptDrop ( DragReference inDragRef, TableIndexT inDropRow )
|
||
{
|
||
if ( inDropRow > mRows )
|
||
return false;
|
||
|
||
HT_Resource targetNode = HT_GetNthItem(GetHTView(), URDFUtilities::PPRowToHTRow(inDropRow) );
|
||
return NodeCanAcceptDrop ( inDragRef, targetNode );
|
||
|
||
} // CStandardFlexTable::RowCanAcceptDrop
|
||
|
||
|
||
//
|
||
// RowCanAcceptDropBetweenAbove
|
||
//
|
||
// Check if the item can be dropped above the current node. This means we need to ask the parent
|
||
// of the node for this row if it can be dropped on.
|
||
//
|
||
Boolean
|
||
CHyperTreeFlexTable::RowCanAcceptDropBetweenAbove( DragReference inDragRef, TableIndexT inDropRow )
|
||
{
|
||
if ( inDropRow > mRows )
|
||
return NodeCanAcceptDrop ( inDragRef, TopNode() );
|
||
|
||
HT_Resource rowNode = HT_GetNthItem(GetHTView(), URDFUtilities::PPRowToHTRow(inDropRow));
|
||
HT_Resource targetNode = HT_GetParent(rowNode);
|
||
return NodeCanAcceptDrop ( inDragRef, targetNode );
|
||
|
||
} // CStandardFlexTable::RowCanAcceptDropBetweenAbove
|
||
|
||
|
||
//
|
||
// RowIsContainer
|
||
//
|
||
// Is this row a folder or a leaf? HT will tell us!
|
||
//
|
||
Boolean
|
||
CHyperTreeFlexTable :: RowIsContainer ( const TableIndexT & inRow ) const
|
||
{
|
||
if ( inRow > mRows )
|
||
return false;
|
||
|
||
return HT_IsContainer ( HT_GetNthItem(GetHTView(), URDFUtilities::PPRowToHTRow(inRow)) );
|
||
|
||
} // RowIsContainer
|
||
|
||
|
||
//
|
||
// HiliteDropRow
|
||
//
|
||
// Override to handle drawing the "insertion bar" for every row to always indicate to the
|
||
// user exactly where the drop will occur. The inherited version of this class only draws
|
||
// the insertion bar when the mouse is between two cells, and I really don't like that.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: HiliteDropRow ( TableIndexT inRow, Boolean inDrawBarAbove )
|
||
{
|
||
if (inRow == LArray::index_Bad)
|
||
return;
|
||
|
||
StColorState savedPen;
|
||
StColorState::Normalize();
|
||
|
||
STableCell cell(inRow, GetHiliteColumn());
|
||
if ( mIsInternalDrop && CellIsSelected(cell) )
|
||
return; // Don't show hiliting feedback for a drag when over the selection.
|
||
|
||
Rect insertionBar, cellRect;
|
||
GetLocalCellRect(cell, cellRect);
|
||
insertionBar = cellRect;
|
||
|
||
// when the mouse is over a cell, there are several possibilities:
|
||
// - if the cell is a container, hilite the container and draw the insertion bar
|
||
// below the last visible child of the container. The left edge should be indented
|
||
// from the left edge of the container.
|
||
// - if the cell is a normal row, draw the bar directly above the row at
|
||
// the same horizontal indent as the row.
|
||
// - if the cell is a container but the mouse is between rows, treat it like
|
||
// a normal row and draw the bar directly above at the same level and do not
|
||
// hilite the container.
|
||
// - if the mouse is off the end, draw the bar directly below the last row
|
||
// at the same indent as the 1st row (since they should be siblings).
|
||
// The only problem with the behavior occurs when you want to drop something
|
||
// directly at the end of an open container. Moving the mouse to where you think
|
||
// would do it ends up dropping the item after the parent container at the
|
||
// same level as the parent, not as the last item in the container. As a result,
|
||
// the only way to add something to the end of a container is to drop it on the
|
||
// container itself. The drag feedback illustrates that this will happen when you
|
||
// drag on top of a container.
|
||
|
||
const Uint32 kInsertionBarLength = 35;
|
||
Rect iconRect;
|
||
GetIconRect ( cell, insertionBar, iconRect );
|
||
mDropNode = HT_GetNthItem( GetHTView(), URDFUtilities::PPRowToHTRow(cell.row) );
|
||
if ( mDropNode && HT_IsContainer(mDropNode) && !inDrawBarAbove ) {
|
||
|
||
// place the insertion bar below the last visible row at the appropriate
|
||
// indent level for its children
|
||
Uint32 children = HT_GetCountVisibleChildren(mDropNode);
|
||
Uint32 rowHeight = GetRowHeight(inRow);
|
||
insertionBar.bottom = insertionBar.top + rowHeight + 1;
|
||
insertionBar.bottom += (children * GetRowHeight(inRow));
|
||
insertionBar.left = iconRect.left + kIndentPerLevel; // one indentation
|
||
insertionBar.right = insertionBar.left + kInsertionBarLength;
|
||
insertionBar.top = insertionBar.bottom - 2;
|
||
|
||
// hilite the container
|
||
DrawIcons(cell, cellRect);
|
||
StRegion hiliteRgn;
|
||
GetRowHiliteRgn(inRow, hiliteRgn);
|
||
::InvertRgn(hiliteRgn);
|
||
|
||
} // if drop on container
|
||
else {
|
||
|
||
// setup insertion bar rectangle. When we're dropping at the end of the list, use
|
||
// the indent of the 1st item in the list, as they will be siblings.
|
||
if ( inRow <= mRows ) {
|
||
insertionBar.left = iconRect.left - 5;
|
||
insertionBar.right = insertionBar.left + kInsertionBarLength;
|
||
insertionBar.bottom = insertionBar.top + 1;
|
||
insertionBar.top -= 1;
|
||
}
|
||
else {
|
||
// compute the icon rect for the 1st row
|
||
Rect iconRect, cellRect;
|
||
STableCell firstCell(1, GetHiliteColumn());
|
||
GetLocalCellRect ( firstCell, cellRect );
|
||
GetIconRect ( firstCell, cellRect, iconRect );
|
||
|
||
// use the last row to compute where the bar should go vertically
|
||
Rect lastRowRect;
|
||
GetLocalCellRect ( STableCell(mRows, GetHiliteColumn()), lastRowRect );
|
||
|
||
insertionBar.left = iconRect.left;
|
||
insertionBar.right = insertionBar.left + kInsertionBarLength;
|
||
insertionBar.top = lastRowRect.bottom + 1;
|
||
insertionBar.bottom = insertionBar.top + 2;
|
||
}
|
||
|
||
} // else drop on item or between rows
|
||
|
||
DoHiliteRect ( insertionBar );
|
||
|
||
} // HiliteDropRow
|
||
|
||
|
||
//
|
||
// ItemIsAcceptable
|
||
//
|
||
// Determine if the current item can be dropped in this pane. Check to see if the
|
||
// pane as a whole accepts drops (history, for example, will not). The data, at this
|
||
// point, is fairly moot and will be checked in RowCanAcceptDrop*() routines.
|
||
//
|
||
Boolean
|
||
CHyperTreeFlexTable :: ItemIsAcceptable ( DragReference inDragRef, ItemReference inItemRef )
|
||
{
|
||
FlavorType ignored;
|
||
|
||
bool paneAllowsDrop = HT_CanDropURLOn ( TopNode(), "http://foo.com" );
|
||
bool acceptableFlavorFound = FindBestFlavor ( inDragRef, inItemRef, ignored );
|
||
|
||
return paneAllowsDrop && acceptableFlavorFound;
|
||
|
||
} // ItemIsAcceptable
|
||
|
||
|
||
//
|
||
// DragSelection
|
||
//
|
||
// Overridden to use our own version of the drag task...
|
||
//
|
||
OSErr
|
||
CHyperTreeFlexTable :: DragSelection(
|
||
const STableCell& inCell,
|
||
const SMouseDownEvent& inMouseDown )
|
||
{
|
||
FocusDraw();
|
||
mViewBeforeDrag = GetHTView();
|
||
Assert_(mViewBeforeDrag != NULL);
|
||
|
||
// add the members of the selection to a list we will pass to the drag task.
|
||
LArray selection;
|
||
STableCell cell(0, 1);
|
||
while (GetNextSelectedRow(cell.row)) {
|
||
Rect bounds, iconBounds;
|
||
GetLocalCellRect(cell, bounds);
|
||
GetIconRect ( cell, bounds, iconBounds );
|
||
bounds.left = iconBounds.left;
|
||
|
||
HT_Resource node = HT_GetNthItem(mViewBeforeDrag, URDFUtilities::PPRowToHTRow(cell.row) );
|
||
string finalCaption = CURLDragHelper::MakeIconTextValid ( HT_GetNodeName(node) );
|
||
CIconTextSuite* suite = new CIconTextSuite( this, bounds, GetIconID(cell.row), finalCaption, node );
|
||
selection.InsertItemsAt ( 1, LArray::index_Last, &suite );
|
||
}
|
||
|
||
|
||
// create the drag task
|
||
Rect cellBoundsOfClick;
|
||
GetLocalCellRect(inCell, cellBoundsOfClick);
|
||
CIconTextDragTask theTask(inMouseDown.macEvent, selection, cellBoundsOfClick);
|
||
|
||
// setup our special data transfer proc called upon drag completion
|
||
OSErr theErr = ::SetDragSendProc ( theTask.GetDragReference(), mSendDataUPP, (LDropArea*) this );
|
||
ThrowIfOSErr_(theErr);
|
||
|
||
theTask.DoDrag();
|
||
|
||
// There is a problem with the HT backend that if you tell it to say, delete
|
||
// both a node and its parent, things get really screwed up when it tries to
|
||
// double-delete the child. Iterate over each item, and for each node, if
|
||
// we find any children in the list, remove them. LArrayIterator should be
|
||
// smart enough to handle deletions while iterating....
|
||
LArrayIterator it(selection);
|
||
CIconTextSuite* curr = NULL;
|
||
while ( it.Next(&curr) ) {
|
||
HT_Resource currentNode = curr->GetHTNodeData();
|
||
CIconTextSuite* possibleChildSuite = NULL;
|
||
LArrayIterator inner(selection);
|
||
Uint32 counter = 1; // LArray counts from 1
|
||
while ( inner.Next(&possibleChildSuite) ) {
|
||
HT_Resource possibleChild = possibleChildSuite->GetHTNodeData();
|
||
if ( HT_GetParent(possibleChild) == currentNode )
|
||
selection.RemoveItemsAt(1, counter); // child found, delete it
|
||
else
|
||
counter++;
|
||
}
|
||
}
|
||
|
||
// remove the items if they went into the trash
|
||
if ( theTask.DropLocationIsFinderTrash() )
|
||
DeleteSelectionByDragToTrash(selection);
|
||
|
||
UnselectAllCells();
|
||
|
||
// cleanup after ourselves
|
||
LArrayIterator it2(selection);
|
||
curr = NULL;
|
||
while ( it.Next(&curr) )
|
||
delete curr;
|
||
|
||
mViewBeforeDrag = GetHTView();
|
||
return noErr;
|
||
} // DragSelection
|
||
|
||
|
||
//
|
||
// DoDragSendData
|
||
//
|
||
// Called when this window is the originator of the drag, after the drop has succeeded. Since we
|
||
// were the ones who created the drag task, we know that one of the flavors is emHTNodeDrag, which
|
||
// contains as its data the HT_Resource representing this drag item. Use that resource to get
|
||
// the url and title.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: DoDragSendData( FlavorType inFlavor, ItemReference inItemRef,
|
||
DragReference inDragRef)
|
||
{
|
||
CNetscapeWindow* theWindow = dynamic_cast<CNetscapeWindow*>(LWindow::FetchWindowObject(GetMacPort()));
|
||
ThrowIfNil_(theWindow);
|
||
|
||
HT_Resource node = NULL;
|
||
Size dataSize = sizeof(HT_Resource);
|
||
OSErr err = ::GetFlavorData(inDragRef, inItemRef, emHTNodeDrag, &node, &dataSize, 0);
|
||
if ( node && !err )
|
||
CURLDragHelper::DoDragSendData ( HT_GetNodeURL(node), HT_GetNodeName(node),
|
||
inFlavor, inItemRef, inDragRef );
|
||
else
|
||
DebugStr("\pFlavor data does not contain a valid HT_Resource structure");
|
||
|
||
} // DoDragSendData
|
||
|
||
|
||
//
|
||
// ReceiveDragItem
|
||
//
|
||
// Pass this along to the implementation in CURLDragMixin.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: ReceiveDragItem ( DragReference inDragRef, DragAttributes inDragAttrs,
|
||
ItemReference inItemRef, Rect & inItemBounds )
|
||
{
|
||
CHTAwareURLDragMixin::ReceiveDragItem(inDragRef, inDragAttrs, inItemRef, inItemBounds );
|
||
|
||
} // ReceiveDragItem
|
||
|
||
|
||
//
|
||
// HandleDropOfPageProxy
|
||
//
|
||
// Called when the user drops the page proxy icon in the NavCenter. The page proxy flavor data
|
||
// consists of the url and title, separated by a return. Extract the components and create a
|
||
// new node.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: HandleDropOfPageProxy ( const char* inURL, const char* inTitle )
|
||
{
|
||
// cast away constness for HT
|
||
char* url = const_cast<char*>(inURL);
|
||
char* title = const_cast<char*>(inTitle);
|
||
|
||
// Extract the node where the drop will occur. If the drop is on a container, put
|
||
// it in the container, unless the mouse is actually between the rows which means the
|
||
// user wants to put it at the same level as the container. Otherwise just put it
|
||
// above (and at the same level) as the item it is dropped on.
|
||
bool dropAtEnd = mDropNode == NULL;
|
||
if ( dropAtEnd ) {
|
||
mDropNode = HT_GetNthItem( GetHTView(), URDFUtilities::PPRowToHTRow(mRows) );
|
||
if ( !mDropNode ) {
|
||
// the view is empty, do drop on and bail
|
||
HT_DropURLAndTitleOn ( TopNode(), url, title );
|
||
return;
|
||
}
|
||
}
|
||
if ( HT_IsContainer(mDropNode) && !mIsDropBetweenRows )
|
||
HT_DropURLAndTitleOn ( mDropNode, url, title );
|
||
else
|
||
HT_DropURLAndTitleAtPos ( mDropNode, url, title, dropAtEnd ? PR_FALSE : PR_TRUE );
|
||
|
||
} // HandleDropOfPageProxy
|
||
|
||
|
||
//
|
||
// HandleDropOfHTResource
|
||
//
|
||
// Called when the user drops something from one RDF-savvy location (navcenter, personal toolbar)
|
||
// to another. This may result in a move or a copy, so do the right thing for each.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: HandleDropOfHTResource ( HT_Resource dropNode )
|
||
{
|
||
// Extract the node where the drop will occur. If the drop is on a container, put
|
||
// it in the container, unless the mouse is actually between the rows which means the
|
||
// user wants to put it at the same level as the container. Otherwise just put it
|
||
// above (and at the same level) as the item it is dropped on.
|
||
bool dropAtEnd = mDropNode == NULL;
|
||
if ( dropAtEnd ) {
|
||
mDropNode = HT_GetNthItem( GetHTView(), URDFUtilities::PPRowToHTRow(mRows) );
|
||
if ( !mDropNode ) {
|
||
// the view is empty, do drop on and bail
|
||
HT_DropHTROn ( TopNode(), dropNode );
|
||
return;
|
||
}
|
||
} // if we're dropping at end
|
||
if ( HT_IsContainer(mDropNode) && !mIsDropBetweenRows )
|
||
HT_DropHTROn ( mDropNode, dropNode );
|
||
else
|
||
HT_DropHTRAtPos ( mDropNode, dropNode, dropAtEnd ? PR_FALSE : PR_TRUE );
|
||
|
||
} // HandleDropOfHTResource
|
||
|
||
|
||
//
|
||
// HandleDropOfLocalFile
|
||
//
|
||
// Called when the user drops something from the Finder into the navCenter. Create a
|
||
// bookmark with a file URL for that file. This assumes aliases have already been
|
||
// resolved
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: HandleDropOfLocalFile ( const char* inFileURL, const char* inFileName,
|
||
const HFSFlavor & /*inFileData*/ )
|
||
{
|
||
// Extract the node where the drop will occur. If the drop is on a container, put
|
||
// it in the container, unless the mouse is actually between the rows which means the
|
||
// user wants to put it at the same level as the container. Otherwise just put it
|
||
// above (and at the same level) as the item it is dropped on.
|
||
bool dropAtEnd = mDropNode == NULL;
|
||
if ( dropAtEnd ) {
|
||
mDropNode = HT_GetNthItem( GetHTView(), URDFUtilities::PPRowToHTRow(mRows) );
|
||
if ( !mDropNode ) {
|
||
// the view is empty, do drop on and bail
|
||
HT_DropURLAndTitleOn ( TopNode(),
|
||
const_cast<char*>(inFileURL), const_cast<char*>(inFileName) );
|
||
return;
|
||
}
|
||
}
|
||
if ( HT_IsContainer(mDropNode) && !mIsDropBetweenRows )
|
||
HT_DropURLAndTitleOn ( mDropNode, const_cast<char*>(inFileURL), const_cast<char*>(inFileName) );
|
||
else
|
||
HT_DropURLAndTitleAtPos ( mDropNode, const_cast<char*>(inFileURL), const_cast<char*>(inFileName),
|
||
dropAtEnd ? PR_FALSE : PR_TRUE );
|
||
|
||
} // HandleDropOfLocalFile
|
||
|
||
|
||
//
|
||
// HandleDropOfText
|
||
//
|
||
// Called when user drops a text clipping onto the navCenter. Do nothing for now.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: HandleDropOfText ( const char* /*inTextData*/ )
|
||
{
|
||
DebugStr("\pDropping TEXT here not implemented");
|
||
|
||
} // HandleDropOfText
|
||
|
||
|
||
//
|
||
// ClickCountToOpen
|
||
//
|
||
// Instead of going by what is in the PPob, ask HT. This allows us to easily switch
|
||
// between navigation (single click) and organization (dbl-click) modes
|
||
//
|
||
Uint16
|
||
CHyperTreeFlexTable :: ClickCountToOpen ( ) const
|
||
{
|
||
if ( URDFUtilities::PropertyValueBool(TopNode(), gNavCenter->useSingleClick) )
|
||
return 1;
|
||
else
|
||
return mClickCountToOpen;
|
||
|
||
} // ClickCountToOpen
|
||
|
||
|
||
//
|
||
// InlineEditorDone
|
||
//
|
||
// Called when the user hits return/enter or clicks outside of the inline editor. Tell RDF about the
|
||
// change and update the table.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: InlineEditorDone ( )
|
||
{
|
||
Str255 newName;
|
||
mNameEditor->GetDescriptor(newName);
|
||
cstring nameAsCString(newName);
|
||
|
||
HT_Resource editedNode = HT_GetNthItem(GetHTView(), URDFUtilities::PPRowToHTRow(mRowBeingEdited) );
|
||
HT_SetNodeName ( editedNode, nameAsCString );
|
||
|
||
} // InlineEditorDone
|
||
|
||
|
||
//
|
||
// CanDoInlineEditing
|
||
//
|
||
// While we normally want to be able to do inline editing, we have to turn it off for panes
|
||
// that don't allow editing (like History). HT also has the chance to turn it off for the
|
||
// current view. Assumes mRowBeingEdited is correctly set.
|
||
//
|
||
Boolean
|
||
CHyperTreeFlexTable :: CanDoInlineEditing ( ) const
|
||
{
|
||
if ( URDFUtilities::PropertyValueBool(TopNode(), gNavCenter->useInlineEditing) ) {
|
||
CHyperTreeHeader* header = dynamic_cast<CHyperTreeHeader*>(mTableHeader);
|
||
Assert_(header);
|
||
CHyperTreeHeader::ColumnInfo info = header->GetColumnInfo ( FindTitleColumnID() - 1 );
|
||
|
||
HT_Resource item = HT_GetNthItem( GetHTView(), URDFUtilities::PPRowToHTRow(mRowBeingEdited) );
|
||
return HT_IsNodeDataEditable ( item, info.token, info.tokenType );
|
||
}
|
||
|
||
return false;
|
||
|
||
} // CanDoInlineEditing
|
||
|
||
|
||
//
|
||
// TableDesiresSelectionTracking
|
||
//
|
||
// Disable marquee selection if HT doesn't want it
|
||
//
|
||
Boolean
|
||
CHyperTreeFlexTable :: TableDesiresSelectionTracking( ) const
|
||
{
|
||
return URDFUtilities::PropertyValueBool(TopNode(), gNavCenter->useSelection) == false;
|
||
|
||
} // TableDesiresSelectionTracking
|
||
|
||
|
||
//
|
||
// ChangeSort
|
||
//
|
||
// called when the user clicks in one of the column headings to change the sort column or
|
||
// to change the sort order of the given column.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: ChangeSort ( const LTableHeader::SortChange* inSortChange )
|
||
{
|
||
CHyperTreeHeader* header = dynamic_cast<CHyperTreeHeader*>(mTableHeader);
|
||
Assert_(header);
|
||
|
||
// CHyperTreeHeader::GetColumnInfo() is zero-based and PP is one-based.
|
||
if ( inSortChange->sortColumn >= 1 ) {
|
||
CHyperTreeHeader::ColumnInfo info = header->GetColumnInfo ( inSortChange->sortColumn - 1 );
|
||
HT_SetSortColumn ( GetHTView(), info.token, info.tokenType, inSortChange->reverseSort ? PR_TRUE : PR_FALSE );
|
||
}
|
||
else
|
||
HT_SetSortColumn ( GetHTView(), NULL, 0, PR_FALSE ); // return to natural order
|
||
|
||
Refresh();
|
||
|
||
} // ChangeSort
|
||
|
||
|
||
//
|
||
// MouseLeave
|
||
//
|
||
// Called when the mouse leaves the tree view. Just update our "hot" cell to 0,0.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: MouseLeave ( )
|
||
{
|
||
mTooltipCell = STableCell(0, 0);
|
||
|
||
} // MouseLeave
|
||
|
||
|
||
//
|
||
// MouseWithin
|
||
//
|
||
// Called while the mouse moves w/in the tree view. Find which cell the mouse is
|
||
// currently over and if it differs from the last cell it was in, hide the
|
||
// tooltip and remember the new cell.
|
||
//
|
||
void
|
||
CHyperTreeFlexTable :: MouseWithin ( Point inPortPt, const EventRecord& )
|
||
{
|
||
SPoint32 imagePt;
|
||
PortToLocalPoint(inPortPt);
|
||
LocalToImagePoint(inPortPt, imagePt);
|
||
|
||
STableCell hitCell;
|
||
if ( GetCellHitBy(imagePt, hitCell) )
|
||
if ( mTooltipCell != hitCell ) {
|
||
mTooltipCell = hitCell;
|
||
ExecuteAttachments(msg_HideTooltip, this); // hide tooltip
|
||
}
|
||
|
||
} // MouseWithin
|
||
|
||
|
||
//
|
||
// FindTooltipForMouseLocation
|
||
//
|
||
// Return the appropriate title for the current mouse location.
|
||
void
|
||
CHyperTreeFlexTable :: FindTooltipForMouseLocation ( const EventRecord& inMacEvent,
|
||
StringPtr outTip )
|
||
{
|
||
Point temp = inMacEvent.where;
|
||
SPoint32 where;
|
||
GlobalToPortPoint(temp);
|
||
PortToLocalPoint(temp);
|
||
LocalToImagePoint(temp, where);
|
||
|
||
STableCell hitCell;
|
||
if ( GetCellHitBy(where, hitCell) && hitCell.col <= mCols ) {
|
||
|
||
CHyperTreeHeader* header = dynamic_cast<CHyperTreeHeader*>(mTableHeader);
|
||
Assert_(header != NULL);
|
||
CHyperTreeHeader::ColumnInfo info = header->GetColumnInfo(hitCell.col - 1);
|
||
|
||
HT_Resource node = HT_GetNthItem( GetHTView(), URDFUtilities::PPRowToHTRow(hitCell.row) );
|
||
void* data;
|
||
if ( HT_GetNodeData(node, info.token, info.tokenType, &data) && data ) {
|
||
switch (info.tokenType) {
|
||
case HT_COLUMN_STRING:
|
||
if ( ! HT_IsSeparator(node) ) {
|
||
const char* str = static_cast<char*>(data);
|
||
if ( str ) {
|
||
outTip[0] = strlen(str);
|
||
strcpy ( (char*) &outTip[1], str );
|
||
}
|
||
else
|
||
outTip[0] = 0;
|
||
}
|
||
else
|
||
outTip[0] = 0;
|
||
break;
|
||
|
||
default:
|
||
outTip[0] = 0; // don't display tooltip for other data types
|
||
|
||
} // case of column data type
|
||
} // if data is valid
|
||
else
|
||
outTip[0] = 0;
|
||
|
||
} // if valid cell
|
||
else
|
||
::GetIndString ( outTip, 10506, 16); // supply a helpful message...
|
||
|
||
} // FindTooltipForMouseLocation
|
||
|
||
|
||
|
||
//
|
||
// AdjustCursorSelf
|
||
//
|
||
// Handle changing cursor to contextual menu cursor if cmd key is down
|
||
//
|
||
void
|
||
CHyperTreeFlexTable::AdjustCursorSelf( Point /*inPoint*/, const EventRecord& inEvent )
|
||
{
|
||
ExecuteAttachments(CContextMenuAttachment::msg_ContextMenuCursor,
|
||
static_cast<void*>(const_cast<EventRecord*>(&inEvent)));
|
||
|
||
}
|
||
|
||
|
||
//
|
||
// TableSupportsNaturalOrderSort
|
||
//
|
||
// Ask HT if this view does natural order sorting now (can the user drop in the
|
||
// middle of the table).
|
||
//
|
||
Boolean
|
||
CHyperTreeFlexTable :: TableSupportsNaturalOrderSort ( ) const
|
||
{
|
||
return HT_ContainerSupportsNaturalOrderSort(TopNode());
|
||
|
||
} // TableSupportsNaturalOrderSort
|
||
|
||
|
||
#pragma mark -- class CHyperTreeSelector --
|
||
|
||
//
|
||
// DoSelect
|
||
//
|
||
// We need to make sure that the HTView's concept of the selection is in sync with what PP
|
||
// believes to be the current selection. Since all modifications to the selection are
|
||
// channeled through this method, we just override it to also tell HT about the selection
|
||
// change. This also picks up SelectCell() and UnselectCell() calls since the LTableRowSelector
|
||
// routes those calls here
|
||
//
|
||
void
|
||
CHyperTreeSelector :: DoSelect( const TableIndexT inRow,
|
||
Boolean inSelect,
|
||
Boolean inHilite,
|
||
Boolean inNotify )
|
||
{
|
||
HT_Resource node = HT_GetNthItem( mTreeView, URDFUtilities::PPRowToHTRow(inRow) );
|
||
if (node) {
|
||
// when we update the HT selection, we'll get an update event. We don't want
|
||
// this because we know we're updating it.
|
||
HT_NotificationMask oldMask;
|
||
HT_Pane pane = HT_GetPane ( mTreeView );
|
||
HT_GetNotificationMask ( pane, &oldMask );
|
||
HT_SetNotificationMask ( pane, 0L );
|
||
HT_SetSelectedState ( node, inSelect ? PR_TRUE : PR_FALSE );
|
||
HT_SetNotificationMask ( pane, oldMask );
|
||
}
|
||
LTableRowSelector::DoSelect(inRow, inSelect, inHilite, inNotify);
|
||
|
||
} // DoSelect
|
||
|
||
|
||
//
|
||
// CellIsSelected
|
||
//
|
||
// Just let HT tell us about what is selected and what isn't.
|
||
//
|
||
Boolean
|
||
CHyperTreeSelector :: CellIsSelected ( const STableCell &inCell ) const
|
||
{
|
||
HT_Resource node = HT_GetNthItem( mTreeView, URDFUtilities::PPRowToHTRow(inCell.row) );
|
||
return HT_IsSelected(node);
|
||
|
||
} // CellIsSelected
|
||
|
||
|
||
//
|
||
// SyncSelectorWithHT
|
||
//
|
||
// Since HT is the one that retains the selection for the view, when a new view is
|
||
// displayed, we will be out of sync. This methods gets us back in sync.
|
||
//
|
||
void
|
||
CHyperTreeSelector :: SyncSelectorWithHT ( )
|
||
{
|
||
// unselect all cells in this selector so we start with a clean slate
|
||
mSelectedRowCount = 0;
|
||
const char notSelected = 0;
|
||
for ( int i = 1; i <= GetCount(); i++ )
|
||
AssignItemsAt ( 1, i, ¬Selected );
|
||
|
||
// walk through the HT selection and update our internal bookkeeping info
|
||
HT_Resource curr = HT_GetNextSelection(mTreeView, HT_TopNode(mTreeView));
|
||
while ( curr ) {
|
||
LTableRowSelector::DoSelect ( URDFUtilities::HTRowToPPRow(HT_GetNodeIndex(mTreeView, curr)),
|
||
true, true, false );
|
||
curr = HT_GetNextSelection(mTreeView, curr);
|
||
}
|
||
|
||
} // SyncSelectorWithHT
|