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#include "tkPort.h"
#include "default.h"
#include "tkInt.h"
#include "qebind.h"
#ifdef HAVE_DBWIN_H
#include "dbwin.h"
#else /* HAVE_DBWIN_H */
#define dbwin printf
#endif /* HAVE_DBWIN_H */
#ifndef TRUE
#define TRUE 1
#define FALSE 0
#endif
#ifndef MIN
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#endif
#ifndef MAX
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#endif
#define INCREMENTS
typedef struct TreeCtrl TreeCtrl;
typedef struct TreeColumn_ *TreeColumn;
typedef struct TreeDInfo_ *TreeDInfo;
typedef struct TreeDragImage_ *TreeDragImage;
typedef struct TreeItem_ *TreeItem;
typedef struct TreeItemColumn_ *TreeItemColumn;
typedef struct TreeItemDInfo_ *TreeItemDInfo;
typedef struct TreeMarquee_ *TreeMarquee;
typedef struct TreeItemRInfo_ *TreeItemRInfo;
typedef struct TreeStyle_ *TreeStyle;
enum { LEFT, TOP, RIGHT, BOTTOM };
struct TreeCtrlDebug
{
Tk_OptionTable optionTable;
int enable; /* Turn all debugging on/off */
int data; /* Debug data structures */
int display; /* Debug display routines */
int displayDelay; /* Delay between copy/draw operations */
XColor *eraseColor; /* Erase "invalidated" areas */
GC gcErase; /* for eraseColor */
};
struct TreeCtrl
{
/* Standard stuff */
Tk_Window tkwin;
Display *display;
Tcl_Interp *interp;
Tcl_Command widgetCmd;
Tk_OptionTable optionTable;
/* Configuration options */
Tcl_Obj *fgObj; /* -foreground */
XColor *fgColorPtr; /* -foreground */
int borderWidth; /* -borderwidth */
Tk_3DBorder border; /* -background */
Tk_Cursor cursor; /* Current cursor for window, or None. */
int relief; /* -relief */
int highlightWidth; /* -highlightthickness */
XColor *highlightBgColorPtr; /* -highlightbackground */
XColor *highlightColorPtr; /* -highlightcolor */
char *xScrollCmd; /* -xscrollcommand */
char *yScrollCmd; /* -yscrollcommand */
Tcl_Obj *xScrollDelay; /* -xscrolldelay: used by scripts */
Tcl_Obj *yScrollDelay; /* -yscrolldelay: used by scripts */
int xScrollIncrement; /* -xscrollincrement */
int yScrollIncrement; /* -yscrollincrement */
Tcl_Obj *scrollMargin; /* -scrollmargin: used by scripts */
char *takeFocus; /* -takfocus */
Tcl_Obj *fontObj; /* -font */
Tk_Font tkfont; /* -font */
int showButtons; /* boolean: Draw expand/collapse buttons */
int showLines; /* boolean: Draw lines connecting parent to child */
int showRoot; /* boolean: Draw the unique root item */
int showRootButton; /* boolean: Draw expand/collapse button for root item */
int showHeader; /* boolean: show column titles */
Tcl_Obj *indentObj; /* pixels: offset of child relative to parent */
int indent; /* pixels: offset of child relative to parent */
char *selectMode; /* -selectmode: used by scripts only */
Tcl_Obj *itemHeightObj; /* -itemheight: Fixed height for all items (unless overridden) */
int itemHeight; /* -itemheight: Fixed height for all items (unless overridden) */
int width; /* -width */
int height; /* -height */
int columnTree; /* column where buttons/lines are drawn */
#define DOUBLEBUFFER_NONE 0
#define DOUBLEBUFFER_ITEM 1
#define DOUBLEBUFFER_WINDOW 2
int doubleBuffer; /* -doublebuffer */
XColor *buttonColor; /* -buttoncolor */
Tcl_Obj *buttonSizeObj; /* -buttonSize */
int buttonSize; /* -buttonsize */
Tcl_Obj *buttonThicknessObj; /* -buttonthickness */
int buttonThickness; /* -buttonthickness */
XColor *lineColor; /* -linecolor */
Tcl_Obj *lineThicknessObj; /* -linethickness */
int lineThickness; /* -linethickness */
#define LINE_STYLE_DOT 0
#define LINE_STYLE_SOLID 1
int lineStyle; /* -linestyle */
int vertical; /* -orient */
Tcl_Obj *wrapObj; /* -wrap */
char *openButtonString; /* -openbuttonimage */
char *closedButtonString; /* -closedbuttonimage */
Pixmap openButtonBitmap; /* -openbuttonbitmap */
Pixmap closedButtonBitmap; /* -closedbuttonbitmap */
int useIndent; /* MAX of open/closed button width and indent */
#define BG_MODE_COLUMN 0
#define BG_MODE_INDEX 1
#define BG_MODE_ROW 2
#define BG_MODE_VISINDEX 3
int backgroundMode; /* -backgroundmode */
int itemPad[4]; /* -itempad w/n/e/s */
Tcl_Obj *itemPadObj[4]; /* -itempad w/n/e/s */
struct TreeCtrlDebug debug;
/* Other stuff */
int gotFocus; /* flag */
int deleted; /* flag */
int updateIndex; /* flag */
int inset; /* borderWidth + highlightWidth */
int xOrigin; /* offset from content x=0 to window x=0 */
int yOrigin; /* offset from content y=0 to window y=0 */
GC copyGC;
GC textGC;
GC buttonGC;
GC lineGC;
Tk_Image openButtonImage; /* -openbuttonimage */
Tk_Image closedButtonImage; /* -closedbuttonimage */
GC buttonOpenGC;
GC buttonClosedGC;
int closedButtonWidth;
int closedButtonHeight;
int openButtonWidth;
int openButtonHeight;
int prevWidth;
int prevHeight;
int drawableXOrigin;
int drawableYOrigin;
TreeColumn columns; /* List of columns */
TreeColumn columnTail; /* Last infinitely-wide column */
TreeColumn columnVis; /* First visible column */
int columnCount; /* Number of columns */
int columnCountVis; /* Number of visible columns */
int headerHeight; /* Height of column titles */
int widthOfColumns; /* Sum of column widths */
int columnTreeLeft; /* left of column where buttons/lines are drawn */
int columnTreeVis; /* TRUE if columnTree is visible */
int columnBgCnt; /* Max -itembackground colors */
TreeItem root;
TreeItem activeItem;
TreeItem anchorItem;
int nextItemId;
Tcl_HashTable itemHash; /* TreeItem.id -> TreeItem */
Tcl_HashTable elementHash; /* Element.name -> Element */
Tcl_HashTable styleHash; /* Style.name -> Style */
Tcl_HashTable imageHash; /* image name -> Tk_Image */
int depth; /* max depth of items under root */
int itemCount; /* Total number of items */
int itemVisCount; /* Total number of ReallyVisible() items */
QE_BindingTable bindingTable;
TreeDragImage dragImage;
TreeMarquee marquee;
TreeDInfo dInfo;
int selectCount; /* Number of selected items */
#define TREE_WRAP_NONE 0
#define TREE_WRAP_ITEMS 1
#define TREE_WRAP_PIXELS 2
#define TREE_WRAP_WINDOW 3
int wrapMode; /* TREE_WRAP_xxx */
int wrapArg; /* Number of items, number of pixels */
int totalWidth; /* Max/Sum of all TreeRanges */
int totalHeight; /* Max/Sum of all TreeRanges */
struct {
Tcl_Obj *xObj;
int x; /* Window coords */
int sx; /* Window coords */
int onScreen;
} columnProxy;
char *stateNames[32]; /* Names of static and dynamic item states */
};
#define TREE_CONF_FONT 0x0001
#define TREE_CONF_ITEMHEIGHT 0x0002
#define TREE_CONF_INDENT 0x0004
#define TREE_CONF_WRAP 0x0008
#define TREE_CONF_BUTIMG_CLOSED 0x0010
#define TREE_CONF_BUTIMG_OPEN 0x0020
#define TREE_CONF_BUTBMP_CLOSED 0x0040
#define TREE_CONF_BUTBMP_OPEN 0x0080
#define TREE_CONF_RELAYOUT 0x0100
#define TREE_CONF_REDISPLAY 0x0200
#define TREE_CONF_FG 0x0400
#define TREE_CONF_PROXY 0x0800
#define TREE_CONF_BUTTON 0x1000
#define TREE_CONF_LINE 0x2000
extern void Tree_AddItem(TreeCtrl *tree, TreeItem item);
extern void Tree_RemoveItem(TreeCtrl *tree, TreeItem item);
extern Tk_Image Tree_GetImage(TreeCtrl *tree, char *imageName);
extern void Tree_UpdateScrollbarX(TreeCtrl *tree);
extern void Tree_UpdateScrollbarY(TreeCtrl *tree);
extern void Tree_AddToSelection(TreeCtrl *tree, TreeItem item);
extern void Tree_RemoveFromSelection(TreeCtrl *tree, TreeItem item);
/* tkTreeItem.c */
#define ITEM_ALL ((TreeItem) -1)
#define IFO_ALLOK 0x0001 /* ItemFromObj flag: "all" is acceptable */
#define IFO_NULLOK 0x0002 /* ItemFromObj flag: can be NULL */
#define IFO_NOTROOT 0x0004 /* ItemFromObj flag: "root" is forbidden */
extern int TreeItem_FromObj(TreeCtrl *tree, Tcl_Obj *objPtr, TreeItem *itemPtr, int flags);
extern void FormatResult(Tcl_Interp *interp, char *fmt, ...);
extern void Tree_Debug(TreeCtrl *tree);
extern TreeItem TreeItem_Alloc(TreeCtrl *tree);
extern TreeItem TreeItem_AllocRoot(TreeCtrl *tree);
extern int TreeItem_Debug(TreeCtrl *tree, TreeItem item);
extern void TreeItem_OpenClose(TreeCtrl *tree, TreeItem item, int mode, int recurse);
#define STATE_OPEN 0x0001
#define STATE_SELECTED 0x0002
#define STATE_ENABLED 0x0004
#define STATE_ACTIVE 0x0008
#define STATE_FOCUS 0x0010
#define STATE_USER 6 /* first user bit */
extern int TreeItem_GetState(TreeCtrl *tree, TreeItem item_);
#define CS_DISPLAY 0x01
#define CS_LAYOUT 0x02
extern int TreeItem_ChangeState(TreeCtrl *tree, TreeItem item_, int stateOff, int stateOn);
extern void TreeItem_Undefine(TreeCtrl *tree, TreeItem item_, int state);
extern int TreeItem_GetButton(TreeCtrl *tree, TreeItem item_);
extern int TreeItem_SetButton(TreeCtrl *tree, TreeItem item, int hasButton);
extern int TreeItem_GetDepth(TreeCtrl *tree, TreeItem item_);
extern int TreeItem_SetDepth(TreeCtrl *tree, TreeItem item, int depth);
extern int TreeItem_GetID(TreeCtrl *tree, TreeItem item_);
extern int TreeItem_SetID(TreeCtrl *tree, TreeItem item_, int id);
extern int TreeItem_GetOpen(TreeCtrl *tree, TreeItem item_);
extern int TreeItem_SetOpen(TreeCtrl *tree, TreeItem item, int isOpen);
extern int TreeItem_GetSelected(TreeCtrl *tree, TreeItem item_);
extern int TreeItem_SetSelected(TreeCtrl *tree, TreeItem item, int isSelected);
extern TreeItem TreeItem_SetFirstChild(TreeCtrl *tree, TreeItem item, TreeItem firstChild);
extern TreeItem TreeItem_GetFirstChild(TreeCtrl *tree, TreeItem item);
extern TreeItem TreeItem_SetLastChild(TreeCtrl *tree, TreeItem item, TreeItem lastChild);
extern TreeItem TreeItem_GetLastChild(TreeCtrl *tree, TreeItem item);
extern TreeItem TreeItem_SetParent(TreeCtrl *tree, TreeItem item, TreeItem parent);
extern TreeItem TreeItem_GetParent(TreeCtrl *tree, TreeItem item);
extern TreeItem TreeItem_SetNextSibling(TreeCtrl *tree, TreeItem item, TreeItem nextSibling);
extern TreeItem TreeItem_GetNextSibling(TreeCtrl *tree, TreeItem item);
extern TreeItem TreeItem_SetPrevSibling(TreeCtrl *tree, TreeItem item, TreeItem prevSibling);
extern TreeItem TreeItem_GetPrevSibling(TreeCtrl *tree, TreeItem item);
extern void TreeItem_SetDInfo(TreeCtrl *tree, TreeItem item, TreeItemDInfo dInfo);
extern TreeItemDInfo TreeItem_GetDInfo(TreeCtrl *tree, TreeItem item);
extern void TreeItem_SetRInfo(TreeCtrl *tree, TreeItem item, TreeItemRInfo rInfo);
extern TreeItemRInfo TreeItem_GetRInfo(TreeCtrl *tree, TreeItem item);
extern void TreeItem_AppendChild(TreeCtrl *tree, TreeItem self, TreeItem child);
extern void TreeItem_RemoveFromParent(TreeCtrl *tree, TreeItem self);
extern int TreeItem_Height(TreeCtrl *tree, TreeItem self);
extern int TreeItem_TotalHeight(TreeCtrl *tree, TreeItem self);
extern void TreeItem_InvalidateHeight(TreeCtrl *tree, TreeItem self);
extern void TreeItem_Draw(TreeCtrl *tree, TreeItem self, int x, int y, int width, int height, Drawable drawable, int minX, int maxX, int index);
extern void TreeItem_DrawLines(TreeCtrl *tree, TreeItem self, int x, int y, int width, int height, Drawable drawable);
extern void TreeItem_DrawButton(TreeCtrl *tree, TreeItem self, int x, int y, int width, int height, Drawable drawable);
extern int TreeItem_ReallyVisible(TreeCtrl *tree, TreeItem self);
extern void TreeItem_FreeResources(TreeCtrl *tree, TreeItem self);
extern TreeItem TreeItem_RootAncestor(TreeCtrl *tree, TreeItem item_);
extern int TreeItem_IsAncestor(TreeCtrl *tree, TreeItem item1, TreeItem item2);
extern Tcl_Obj *TreeItem_ToObj(TreeCtrl *tree, TreeItem item);
extern void TreeItem_ToIndex(TreeCtrl *tree, TreeItem item, int *absolute, int *visible);
extern TreeItem TreeItem_Next(TreeCtrl *tree, TreeItem item);
extern TreeItem TreeItem_NextVisible(TreeCtrl *tree, TreeItem item);
extern TreeItem TreeItem_Prev(TreeCtrl *tree, TreeItem item);
extern TreeItem TreeItem_PrevVisible(TreeCtrl *tree, TreeItem item);
extern char *TreeItem_Identify(TreeCtrl *tree, TreeItem item_, int x, int y);
extern void TreeItem_Identify2(TreeCtrl *tree, TreeItem item_,
int x1, int y1, int x2, int y2, Tcl_Obj *listObj);
extern int TreeItem_Indent(TreeCtrl *tree, TreeItem item_);
extern void Tree_UpdateItemIndex(TreeCtrl *tree);
extern int TreeItemCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]);
extern TreeItemColumn TreeItem_GetFirstColumn(TreeCtrl *tree, TreeItem item);
extern TreeItemColumn TreeItemColumn_GetNext(TreeCtrl *tree, TreeItemColumn column);
extern void TreeItemColumn_InvalidateSize(TreeCtrl *tree, TreeItemColumn column);
extern TreeStyle TreeItemColumn_GetStyle(TreeCtrl *tree, TreeItemColumn column);
extern void TreeItemColumn_ForgetStyle(TreeCtrl *tree, TreeItemColumn column_);
extern int TreeItemColumn_NeededWidth(TreeCtrl *tree, TreeItem item_, TreeItemColumn column_);
extern TreeItemColumn TreeItem_FindColumn(TreeCtrl *tree, TreeItem item, int columnIndex);
extern int TreeItem_ColumnFromObj(TreeCtrl *tree, TreeItem item, Tcl_Obj *obj, TreeItemColumn *columnPtr, int *indexPtr);
extern void TreeItem_RemoveColumn(TreeCtrl *tree, TreeItem item_, TreeItemColumn column_);
extern void TreeItem_MoveColumn(TreeCtrl *tree, TreeItem item_, int columnIndex, int beforeIndex);
typedef struct StyleDrawArgs StyleDrawArgs;
struct StyleDrawArgs
{
TreeCtrl *tree;
TreeStyle style;
int x;
int y;
int width;
int height;
Drawable drawable;
int state; /* STATE_xxx */
Tk_Justify justify;
};
/* tkTreeStyle.c */
extern int TreeStyle_Init(Tcl_Interp *interp);
extern int TreeStyle_NeededWidth(TreeCtrl *tree, TreeStyle style_, int state);
extern int TreeStyle_NeededHeight(TreeCtrl *tree, TreeStyle style_, int state);
extern int TreeStyle_UseHeight(StyleDrawArgs *drawArgs);
extern void TreeStyle_Draw(StyleDrawArgs *args);
extern void TreeStyle_FreeResources(TreeCtrl *tree, TreeStyle style_);
extern void TreeStyle_Free(TreeCtrl *tree);
extern int TreeStyle_FromObj(TreeCtrl *tree, Tcl_Obj *obj, TreeStyle *style_);
extern Tcl_Obj *TreeStyle_ToObj(TreeStyle style_);
extern Tcl_Obj *TreeStyle_GetText(TreeCtrl *tree, TreeStyle style_);
extern void TreeStyle_SetText(TreeCtrl *tree, TreeStyle style_, Tcl_Obj *textObj);
extern TreeStyle TreeStyle_NewInstance(TreeCtrl *tree, TreeStyle master);
extern int TreeStyle_ElementActual(TreeCtrl *tree, TreeStyle style_, int state, Tcl_Obj *elemObj, Tcl_Obj *obj);
extern int TreeStyle_ElementCget(TreeCtrl *tree, TreeStyle style_, Tcl_Obj *elemObj, Tcl_Obj *obj);
extern int TreeStyle_ElementConfigure(TreeCtrl *tree, TreeStyle style_, Tcl_Obj *elemObj, int objc, Tcl_Obj **objv);
extern void TreeStyle_ListElements(TreeCtrl *tree, TreeStyle style_);
extern TreeStyle TreeStyle_GetMaster(TreeCtrl *tree, TreeStyle style_);
extern char *TreeStyle_Identify(StyleDrawArgs *drawArgs, int x, int y);
extern void TreeStyle_Identify2(StyleDrawArgs *drawArgs,
int x1, int y1, int x2, int y2, Tcl_Obj *listObj);
extern int TreeStyle_Remap(TreeCtrl *tree, TreeStyle styleFrom_, TreeStyle styleTo_, int objc, Tcl_Obj *CONST objv[]);
extern void TreeStyle_TreeChanged(TreeCtrl *tree, int flagT);
#define SORT_ASCII 0
#define SORT_DICT 1
#define SORT_DOUBLE 2
#define SORT_LONG 3
#define SORT_COMMAND 4
extern int TreeStyle_GetSortData(TreeCtrl *tree, TreeStyle style_, int type, long *lv, double *dv, char **sv);
extern int TreeStyle_GetElemRects(StyleDrawArgs *drawArgs, int objc, Tcl_Obj *CONST objv[], XRectangle rects[20]);
extern int TreeElementCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]);
extern int TreeStyleCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]);
extern int TreeStyle_ChangeState(TreeCtrl *tree, TreeStyle style_, int state1, int state2);
extern void TreeStyle_UndefineState(TreeCtrl *tree, int state);
/* tkTreeNotify.c */
extern int TreeNotify_Init(TreeCtrl *tree);
extern void TreeNotify_OpenClose(TreeCtrl *tree, TreeItem item, int isOpen, int before);
extern void TreeNotify_Selection(TreeCtrl *tree, TreeItem select[], TreeItem deselect[]);
extern int TreeNotifyCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]);
extern void TreeNotify_ActiveItem(TreeCtrl *tree, TreeItem itemOld, TreeItem itemNew);
extern void TreeNotify_Scroll(TreeCtrl *tree, double fractions[2], int vertical);
/* tkTreeColumn.c */
extern void Tree_InitColumns(TreeCtrl *tree);
extern TreeColumn Tree_CreateColumn(TreeCtrl *tree, int columnIndex, int *isNew);
extern TreeColumn Tree_FindColumn(TreeCtrl *tree, int columnIndex);
#define CFO_NOT_TAIL 0x01
extern int Tree_FindColumnByTag(TreeCtrl *tree, Tcl_Obj *obj, TreeColumn *columnPtr, int flags);
extern int TreeColumn_FromObj(TreeCtrl *tree, Tcl_Obj *obj, TreeColumn *columnPtr, int flags);
extern int TreeColumnCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]);
extern int TreeColumn_Index(TreeColumn column_);
extern TreeColumn TreeColumn_Next(TreeColumn column_);
extern int TreeColumn_FixedWidth(TreeColumn column_);
extern int TreeColumn_MinWidth(TreeColumn column_);
extern int TreeColumn_StepWidth(TreeColumn column_);
extern int TreeColumn_NeededWidth(TreeColumn column_);
extern int TreeColumn_UseWidth(TreeColumn column_);
extern void TreeColumn_SetUseWidth(TreeColumn column_, int width);
extern Tk_Justify TreeColumn_Justify(TreeColumn column_);
extern int TreeColumn_WidthHack(TreeColumn column_);
extern int TreeColumn_Visible(TreeColumn column_);
extern GC TreeColumn_BackgroundGC(TreeColumn column_, int which);
extern void TreeColumn_Draw(TreeColumn column_, Drawable drawable, int x, int y);
extern void Tree_DrawHeader(TreeCtrl *tree, Drawable drawable, int x, int y);
extern int TreeColumn_WidthOfItems(TreeColumn column_);
extern void TreeColumn_InvalidateWidth(TreeColumn column_);
extern void TreeColumn_Init(TreeCtrl *tree);
extern void Tree_FreeColumns(TreeCtrl *tree);
extern void Tree_InvalidateColumnWidth(TreeCtrl *tree, int columnIndex);
extern int Tree_HeaderHeight(TreeCtrl *tree);
extern int Tree_WidthOfColumns(TreeCtrl *tree);
extern void TreeColumn_TreeChanged(TreeCtrl *tree, int flagT);
/* tkTreeDrag.c */
extern int TreeDragImage_Init(TreeCtrl *tree);
extern void TreeDragImage_Free(TreeDragImage dragImage_);
extern void TreeDragImage_Display(TreeDragImage dragImage_);
extern void TreeDragImage_Undisplay(TreeDragImage dragImage_);
extern void TreeDragImage_Draw(TreeDragImage dragImage_, Drawable drawable, int x, int y);
extern int DragImageCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]);
/* tkTreeMarquee.c */
extern int TreeMarquee_Init(TreeCtrl *tree);
extern void TreeMarquee_Free(TreeMarquee marquee_);
extern void TreeMarquee_Draw(TreeMarquee marquee_, Drawable drawable, int x, int y);
extern void TreeMarquee_Display(TreeMarquee marquee_);
extern void TreeMarquee_Undisplay(TreeMarquee marquee_);
extern int TreeMarqueeCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]);
/* tkTreeDisplay.c */
extern int Tree_TotalWidth(TreeCtrl *tree);
extern int Tree_TotalHeight(TreeCtrl *tree);
extern TreeItem Tree_ItemUnderPoint(TreeCtrl *tree, int *x, int *y, int nearest);
extern void Tree_FreeItemRInfo(TreeCtrl *tree, TreeItem item);
extern void Tree_ItemBbox(TreeCtrl *tree, TreeItem item, int *x, int *y, int *w, int *h);
extern TreeItem Tree_ItemAbove(TreeCtrl *tree, TreeItem item);
extern TreeItem Tree_ItemBelow(TreeCtrl *tree, TreeItem item);
extern TreeItem Tree_ItemLeft(TreeCtrl *tree, TreeItem item);
extern TreeItem Tree_ItemRight(TreeCtrl *tree, TreeItem item);
extern TreeItem Tree_ItemTop(TreeCtrl *tree, TreeItem item);
extern TreeItem Tree_ItemBottom(TreeCtrl *tree, TreeItem item);
extern TreeItem Tree_ItemLeftMost(TreeCtrl *tree, TreeItem item);
extern TreeItem Tree_ItemRightMost(TreeCtrl *tree, TreeItem item);
extern int Tree_ItemToRNC(TreeCtrl *tree, TreeItem item, int *row, int *col);
extern TreeItem Tree_RNCToItem(TreeCtrl *tree, int row, int col);
extern void TreeDInfo_Init(TreeCtrl *tree);
extern void TreeDInfo_Free(TreeCtrl *tree);
extern void Tree_EventuallyRedraw(TreeCtrl *tree);
extern void Tree_GetScrollFractionsX(TreeCtrl *tree, double fractions[2]);
extern void Tree_GetScrollFractionsY(TreeCtrl *tree, double fractions[2]);
extern int Increment_FindX(TreeCtrl *tree, int offset);
extern int Increment_FindY(TreeCtrl *tree, int offset);
extern int Increment_ToOffsetX(TreeCtrl *tree, int index);
extern int Increment_ToOffsetY(TreeCtrl *tree, int index);
extern int B_XviewCmd(TreeCtrl *tree, int objc, Tcl_Obj *CONST objv[]);
extern int B_YviewCmd(TreeCtrl *tree, int objc, Tcl_Obj *CONST objv[]);
extern void Tree_SetOriginX(TreeCtrl *tree, int xOrigin);
extern void Tree_SetOriginY(TreeCtrl *tree, int yOrigin);
extern void Tree_RelayoutWindow(TreeCtrl *tree);
extern void Tree_FreeItemDInfo(TreeCtrl *tree, TreeItem item1, TreeItem item2);
extern void Tree_InvalidateItemDInfo(TreeCtrl *tree, TreeItem item1, TreeItem item2);
extern void Tree_InvalidateArea(TreeCtrl *tree, int x1, int y1, int x2, int y2);
extern void Tree_InvalidateItemArea(TreeCtrl *tree, int x1, int y1, int x2, int y2);
extern void Tree_InvalidateRegion(TreeCtrl *tree, TkRegion region);
extern void Tree_InvalidateWindow(TreeCtrl *tree);
extern void Tree_RedrawArea(TreeCtrl *tree, int x1, int y1, int x2, int y2);
extern void Tree_RedrawItemArea(TreeCtrl *tree, int x1, int y1, int x2, int y2);
extern void Tree_FocusChanged(TreeCtrl *tree, int gotFocus);
extern TreeItem *Tree_ItemsInArea(TreeCtrl *tree, int minX, int minY, int maxX, int maxY);
extern void TreeColumnProxy_Undisplay(TreeCtrl *tree);
extern void TreeColumnProxy_Display(TreeCtrl *tree);
#define DINFO_OUT_OF_DATE 0x0001
#define DINFO_CHECK_COLUMN_WIDTH 0x0002
#define DINFO_DRAW_HEADER 0x0004
#define DINFO_SET_ORIGIN_X 0x0008
#define DINFO_UPDATE_SCROLLBAR_X 0x0010
#define DINFO_REDRAW_PENDING 0x00020
#define DINFO_INVALIDATE 0x0040
#define DINFO_DRAW_HIGHLIGHT 0x0080
#define DINFO_DRAW_BORDER 0x0100
#define DINFO_REDO_RANGES 0x0200
#define DINFO_SET_ORIGIN_Y 0x0400
#define DINFO_UPDATE_SCROLLBAR_Y 0x0800
#define DINFO_REDO_INCREMENTS 0x1000
extern void Tree_DInfoChanged(TreeCtrl *tree, int flags);
/* tkTreeUtils.c */
extern void wipefree(char *memPtr, int size);
#define WFREE(p,t) \
wipefree((char *) p, sizeof(t))
extern int Ellipsis(Tk_Font tkfont, char *string, int numBytes, int *maxPixels, char *ellipsis);
extern void HDotLine(TreeCtrl *tree, Drawable drawable, GC gc, int x1, int y1, int x2);
extern void VDotLine(TreeCtrl *tree, Drawable drawable, GC gc, int x1, int y1, int y2);
extern void DotRect(TreeCtrl *tree, Drawable drawable, int x, int y, int width, int height);
extern void DrawActiveOutline(TreeCtrl *tree, Drawable drawable, int x, int y, int width, int height, int open);
typedef struct DotState
{
int stuff[10];
} DotState;
extern void DotRect_Setup(TreeCtrl *tree, Drawable drawable, DotState *dotState);
extern void DotRect_Draw(DotState *dotState, int x, int y, int width, int height);
extern void DotRect_Restore(DotState *dotState);
typedef struct TextLayout_ *TextLayout;
extern TextLayout TextLayout_Compute(Tk_Font tkfont, CONST char *string,
int numChars, int wrapLength, Tk_Justify justify, int maxLines, int flags);
extern void TextLayout_Free(TextLayout textLayout);
extern void TextLayout_Size(TextLayout textLayout, int *widthPtr, int *heightPtr);
extern void TextLayout_Draw(Display *display, Drawable drawable, GC gc,
TextLayout layout, int x, int y, int firstChar, int lastChar);
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