slicehelper.h

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// $Id: slicehelper.h 751 2006-03-31 15:43:49Z alex $
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 */
// All fully static functions to help with scanning and finding
// developed to help the slicing opperations
// but can be used elsewhere - sjk 30/9/99

#ifndef MAX_BUTTONS_IN_A_BAR

#define MAX_BUTTONS_IN_A_BAR    20

#define INCLUDE_CLICKED_STATE   1 // 1 to have a clicked state, 0 to not have it

#include "ngscan.h"

class TemplateAttribute;
//class SGNameItem;
class UndoableOperation;
class TextLine;
class TextStory;

class SliceHelper
{
public:
    // These stand for things you can do to the selection in SelectAllSetsInRect.
    enum SelStateAction { CLEAR, SET, TOGGLE };

    // find layers
    static Layer * FindLayerCalled(const StringBase & LayerName);

    // count buttons
    static INT32 CountButtonsInBar(const StringBase & BarName);
    static void CountButtonsInBarScan(Node * pNode, TemplateAttribute ** ppFoundButton, INT32 * pNumberOfButtons, const StringBase & BarName);

    // build lists of buttons in a bar
    static void BuildListOfNodesInBar(List * pList, Node * pNode, const StringBase & BarName);

    // find out about sets from the name gallery
    static SGNameItem* LookupNameGalleryItem(const StringBase & strName);
    static void GetNextFreeButtonName(INT32 &butno, StringBase * pStr = NULL);

    // nice very generic function
    static Node * FindNextOfClass(Node *pNode, Node * pLidNode, const class CCRuntimeClass * pClass, BOOL CheckThis = FALSE);
    // an inline version of the above code which looks purely for WixTemplateAttributes
    // made inline and without the IS_A's for speed purposes (sjk 1/8/00)
    static Node * FindNextNameNode(Node *pNode, Node * pLidNode, BOOL CheckThis = FALSE)
    {
        Node * pNextNode = NULL;
        BOOL tested = FALSE;
        Node * pPassedNode = CheckThis ? NULL : pNode;

        while (pNode != pLidNode || !tested)
        {
            tested = TRUE;

            // check this node as we move across
            if (!pNode->IsNodeHidden() && pNode != pPassedNode && pNode->IsAnObjectName())
                return pNode;

            // while can go down do so
            pNextNode = pNode->FindFirstChild();

            if (pNextNode && pNextNode->IsNodeHidden())
                pNextNode = pNextNode->FindNextNonHidden();
            
            while(pNextNode)
            {
                pNode = pNextNode;
                
                // check this node as we move down
                if (!pNode->IsNodeHidden() && pNode != pPassedNode && pNode->IsAnObjectName())
                    return pNode;

                pNextNode = pNode->FindFirstChild();

                if (pNextNode && pNextNode->IsNodeHidden())
                    pNextNode = pNextNode->FindNextNonHidden();
            }

            // cant go down and we are already at the top
            if (pNode == pLidNode)
                return NULL;

            // find next none hidden brother
            pNextNode = pNode->FindNextNonHidden();

            if (pNextNode)
                pNode = pNextNode;
            else // no brothers so find an uncle
            {
                BOOL FoundUncle = FALSE;

                while (!FoundUncle)
                {
                    pNextNode = pNode->FindParent();
                    if (pNextNode == pLidNode || !pNextNode)
                        return NULL;

                    pNode = pNextNode;
                    pNextNode = pNode->FindNextNonHidden();

                    // found uncle
                    if (pNextNode)
                    {
                        pNode = pNextNode;
                        FoundUncle = TRUE;
                    }
                }
            }
        }

        return NULL;
    }

    // code for selecting all objects with the same name as a specific Node, or all objects in a named set.
    static void SelectAllSetsOfThisNode(NodeRenderableInk* pInk, String_256 & SetName, BOOL bShift);
    static void RecurseSelectAllSetsOfThisNode(Node * pAttrs, String_256 & SetName, BOOL bShift);
    static BOOL SelectObjectsInSet(const StringBase& strName, SelectScan::Change eNewState);

    // a custom function for selecting all nodes sharing names with those nodes within a given selection rectangle.
    // maybe this function should be moved into NodeRenderable?
    static void SelectAllSetsInRect(const DocRect, Spread*, SelStateAction st = SET);

    static String_256 GetBarName(TemplateAttribute * pTemplAttrib);
    static void MeshImportedLayersWithExistingButtonBars(Node * pImportedLayer[5], UndoableOperation * pUndoableOp, BOOL Imported);
    static BOOL IsUniqueName(const String_256 & Name, List * pList);

    static Node * ReplaceAttrsInTree(UndoableOperation * pOp,
                                       List * pImportedAttrList,
                                       const String_256 & OldButtonName,
                                       const String_256 & OldBarName,
                                       const String_256 & NewButtonName,
                                       const String_256 & NewBarName,
                                       Node ** ppNodeFound = NULL);

    static BOOL BarNameExists(Node * pNode, String_256 &BarName, Node * pLid = NULL);
    static INT32 FindTargetAndExtender(Node * pStartNode,
                        String_256 & Target,
                        String_256 & Extender, 
                        INT32 RequiredLevel, 
                        BYTE *pExtenderFlags = NULL,
                        DocRect *pTargetRect = NULL,
                        DocRect *pExtenderRect = NULL);


    static BOOL CreatePropertiesForSet( const String_256& SetName,
                                        const String_256& BarName,
                                        BOOL isSlice,
                                        BOOL Stretches,
                                        BOOL IsBackBar,
                                        BYTE StretchFlags,
                                        const String_256& StretchedBy,
                                        BOOL DontOverWrite = FALSE,
                                        DocRect *pTargetRect = NULL,
                                        DocRect *pExtenderRect = NULL,
                                        UndoableOperation * pOp = NULL,
                                        NodeSetProperty * pExampleProp = NULL);

    static BOOL PurgeUseOfSetName(const StringBase & SetName, UndoableOperation* pOp, const String_256 * pReplacementName = NULL);


    static BOOL MakeTriggerLikeExample(const String_256 & NewButtonName, const String_256 & ButtonName, const String_256 * pExclude = NULL);

    static DocRect BoundingNodeSize(Node * pNode);

    static INT32 GetBarNumberFromBarName(const String_256 & BarName);

    static TemplateAttribute * FindFirstSetNodeBelongsTo(Node * pNode);
    static String_256 GetSetNameFromAttrib(Node * pNode);
    static TextStory * FindNextTextStoryToSync( TextStory * pLastStory,
                                                Node * pLid,
                                                TextStory * pMasterStory,
                                                const String_256 & ButtonName,
                                                const String_256 & MasterText,
                                                BOOL AnyText = FALSE);

    static BOOL TextStoriesHaveSameText (TextStory * pStory1, TextStory * pStory2);
    static BOOL TextLinesHaveSameText (TextLine * pLine1, TextLine * pLine2);
    static BOOL SyncTextLines (TextLine * pLine1, TextLine * pLine2, UndoableOperation * pOp);
    static BOOL SyncTextStories (TextStory * pStory, TextStory * pMaster, UndoableOperation * pOp);

    static BOOL OnTextStoryChanged( TextStory * pMasterStory,
                                    UndoableOperation * pOp,
                                    ObjChangeParam * pObjChange,
                                    const String_256 & MasterText);

    static DocRect ScanForSetSizeExcluding (const String_256 & IncludeSet, const String_256 & ExcludeSet);
    static BOOL BarExistsOnLayer(const String_256 &BarName, const String_256 &Layer);
    static void BarNameInRect(DocRect r, String_256 *pBarName);
    static void ShowLayer(BOOL Visible, Layer * pLayer, Spread * pSpread, UndoableOperation * pUndoOp);
    static INT32 DoesSelectionOnlyContainCompleteSets();

    static BOOL SetUsedInTree(Node * pNode, const String_256 &SetName, Node * pLid = NULL);
    static void DeleteUnusedReferences(const String_256 &SetName, UndoableOperation * pOp);

    static BOOL AddNamesToController (UndoableOperation * pOp, Node * pCtrlr);
    static BOOL RemoveNamesFromController (UndoableOperation * pOp, Node * pCtrlr);



    // Matt 6/11/2000
    // Given the current selection, auto-select all button elements which are fully selected on at least one layer
    static BOOL ModifySelectionToContainWholeButtonElements();

    // Matt 6/11/2000
    // Saves the current selection in m_pSelNodeList
    static void SaveSelection();

    // Matt 6/11/2000
    // Restores the current selection from that stored in m_pSelNodeList
    static void RestoreSelection();

    // Matt 18/12/2000
    // Validates the NodeSetSentinel and corrects it if it is corrupted
    static void ValidateNodeSetSentinel();

    // Matt 20/12/2000
    // Builds a list of all the nodes in a particular button on a given layer
    static void BuildListOfNodesInButton(List * pList, Layer * pLayer, const StringBase & ButtonName);

    // Matt 22/01/2001
    // Ensure that the Trigger Information is correct in the name gallery - it sometimes is not initialised until an
    // operation has called FastApplyStretchScan() - not very handy...
    static void EnsureTriggerInfo();

private:
    static List* m_pSelNodeList;

};

#endif

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