summaryrefslogtreecommitdiff
path: root/indra/llui/llscrolllistctrl.h
blob: 356d40ce3c3454b228aac82cd81ab8b3d7928154 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
/**
 * @file llscrolllistctrl.h
 * @brief A scrolling list of items.  This is the one you want to use
 * in UI code.  LLScrollListCell, LLScrollListItem, etc. are utility
 * classes.
 *
 * $LicenseInfo:firstyear=2001&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, Linden Research, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */

#ifndef LL_SCROLLLISTCTRL_H
#define LL_SCROLLLISTCTRL_H

#include <vector>
#include <deque>

#include "lluictrl.h"
#include "llctrlselectioninterface.h"
#include "llfontgl.h"
#include "llui.h"
#include "llstring.h"   // LLWString
#include "lleditmenuhandler.h"
#include "llframetimer.h"

#include "llscrollbar.h"
#include "lldate.h"
#include "llscrolllistitem.h"
#include "llscrolllistcolumn.h"
#include "llviewborder.h"

class LLScrollListCell;
class LLTextBox;
class LLContextMenu;

class LLScrollListCtrl : public LLUICtrl, public LLEditMenuHandler,
    public LLCtrlListInterface, public LLCtrlScrollInterface
{
public:
    typedef enum e_selection_type
    {
        ROW, // default
        CELL, // does not support multi-selection
        HEADER, // when pointing to cells in column 0 will highlight whole row, otherwise cell, no multi-select
    } ESelectionType;

    struct SelectionTypeNames : public LLInitParam::TypeValuesHelper<LLScrollListCtrl::ESelectionType, SelectionTypeNames>
    {
        static void declareValues();
    };

    struct Contents : public LLInitParam::Block<Contents>
    {
        Multiple<LLScrollListColumn::Params>    columns;
        Multiple<LLScrollListItem::Params>      rows;

        //Multiple<Contents>                        groups;

        Contents();
    };

    // *TODO: Add callbacks to Params
    typedef boost::function<void (void)> callback_t;

    template<typename T> struct maximum
    {
        typedef T result_type;

        template<typename InputIterator>
        T operator()(InputIterator first, InputIterator last) const
        {
            // If there are no slots to call, just return the
            // default-constructed value
            if(first == last ) return T();
            T max_value = *first++;
            while (first != last) {
                if (max_value < *first)
                max_value = *first;
                ++first;
            }

            return max_value;
        }
    };


    typedef boost::signals2::signal<S32 (S32,const LLScrollListItem*,const LLScrollListItem*),maximum<S32> > sort_signal_t;
    typedef boost::signals2::signal<bool(const LLUUID& user_id)> is_friend_signal_t;

    struct Params : public LLInitParam::Block<Params, LLUICtrl::Params>
    {
        // behavioral flags
        Optional<bool>  multi_select,
                        commit_on_keyboard_movement,
                        commit_on_selection_change,
                        mouse_wheel_opaque;

        Optional<ESelectionType, SelectionTypeNames> selection_type;

        // display flags
        Optional<bool>  has_border,
                        draw_heading,
                        draw_stripes,
                        background_visible,
                        scroll_bar_bg_visible;

        // layout
        Optional<S32>   column_padding,
                        row_padding,
                        page_lines,
                        heading_height;

        // sort and search behavior
        Optional<S32>   search_column,
                        sort_column;
        Optional<bool>  sort_ascending,
                        can_sort; // whether user is allowed to sort

        // colors
        Optional<LLUIColor> fg_unselected_color,
                            fg_selected_color,
                            bg_selected_color,
                            fg_disable_color,
                            bg_writeable_color,
                            bg_readonly_color,
                            bg_stripe_color,
                            hovered_color,
                            highlighted_color,
                            scroll_bar_bg_color;

        Optional<Contents> contents;

        Optional<LLViewBorder::Params> border;

        Params();
    };

protected:
    friend class LLUICtrlFactory;

    LLScrollListCtrl(const Params&);

public:
    virtual ~LLScrollListCtrl();

    S32             isEmpty() const;

    void            deleteAllItems() { clearRows(); }

    // Sets an array of column descriptors
    void            setColumnHeadings(const LLSD& headings);
    void            sortByColumnIndex(U32 column, bool ascending);

    // LLCtrlListInterface functions
    virtual S32  getItemCount() const;
    // Adds a single column descriptor: ["name" : string, "label" : string, "width" : integer, "relwidth" : integer ]
    virtual void addColumn(const LLScrollListColumn::Params& column, EAddPosition pos = ADD_BOTTOM);
    virtual void addColumn(const LLSD& column, EAddPosition pos = ADD_BOTTOM);
    virtual void clearColumns();
    virtual void setColumnLabel(const std::string& column, const std::string& label);
    virtual bool    preProcessChildNode(LLXMLNodePtr child);
    virtual LLScrollListColumn* getColumn(S32 index);
    virtual LLScrollListColumn* getColumn(const std::string& name);
    virtual S32 getNumColumns() const { return mColumnsIndexed.size(); }

    // Adds a single element, from an array of:
    // "columns" => [ "column" => column name, "value" => value, "type" => type, "font" => font, "font-style" => style ], "id" => uuid
    // Creates missing columns automatically.
    virtual LLScrollListItem* addElement(const LLSD& element, EAddPosition pos = ADD_BOTTOM, void* userdata = NULL);
    virtual LLScrollListItem* addRow(LLScrollListItem *new_item, const LLScrollListItem::Params& value, EAddPosition pos = ADD_BOTTOM);
    virtual LLScrollListItem* addRow(const LLScrollListItem::Params& value, EAddPosition pos = ADD_BOTTOM);
    // Simple add element. Takes a single array of:
    // [ "value" => value, "font" => font, "font-style" => style ]
    virtual void clearRows(); // clears all elements
    virtual void sortByColumn(const std::string& name, bool ascending);

    // These functions take and return an array of arrays of elements, as above
    virtual void    setValue(const LLSD& value );
    virtual LLSD    getValue() const;

    LLCtrlSelectionInterface*   getSelectionInterface() { return (LLCtrlSelectionInterface*)this; }
    LLCtrlListInterface*        getListInterface()      { return (LLCtrlListInterface*)this; }
    LLCtrlScrollInterface*      getScrollInterface()    { return (LLCtrlScrollInterface*)this; }

    // DEPRECATED: Use setSelectedByValue() below.
    bool            setCurrentByID( const LLUUID& id )  { return selectByID(id); }
    virtual LLUUID  getCurrentID() const                { return getStringUUIDSelectedItem(); }

    bool            operateOnSelection(EOperation op);
    bool            operateOnAll(EOperation op);

    // returns false if unable to set the max count so low
    bool            setMaxItemCount(S32 max_count);

    bool            selectByID( const LLUUID& id );     // false if item not found

    // Match item by value.asString(), which should work for string, integer, uuid.
    // Returns false if not found.
    bool            setSelectedByValue(const LLSD& value, bool selected);

    bool            isSorted() const { return mSorted; }

    virtual bool    isSelected(const LLSD& value) const;

    bool            hasSelectedItem() const;

    bool            handleClick(S32 x, S32 y, MASK mask);
    bool            selectFirstItem();
    bool            selectNthItem( S32 index );
    bool            selectItemRange( S32 first, S32 last );
    bool            selectItemAt(S32 x, S32 y, MASK mask);

    void            deleteSingleItem( S32 index );
    void            deleteItems(const LLSD& sd);
    void            deleteSelectedItems();
    void            deselectAllItems(bool no_commit_on_change = false); // by default, go ahead and commit on selection change

    void            clearHighlightedItems();

    virtual void    mouseOverHighlightNthItem( S32 index );

    S32             getHighlightedItemInx() const { return mHighlightedItem; }

    void            setDoubleClickCallback( callback_t cb ) { mOnDoubleClickCallback = cb; }
    void            setMaximumSelectCallback( callback_t cb) { mOnMaximumSelectCallback = cb; }
    void            setSortChangedCallback( callback_t cb)  { mOnSortChangedCallback = cb; }
    // Convenience function; *TODO: replace with setter above + boost::bind() in calling code
    void            setDoubleClickCallback( boost::function<void (void* userdata)> cb, void* userdata) { mOnDoubleClickCallback = boost::bind(cb, userdata); }

    void            swapWithNext(S32 index);
    void            swapWithPrevious(S32 index);

    void            setCanSelect(bool can_select)       { mCanSelect = can_select; }
    virtual bool    getCanSelect() const                { return mCanSelect; }

    S32             getItemIndex( LLScrollListItem* item ) const;
    S32             getItemIndex( const LLUUID& item_id ) const;

    void            setCommentText( const std::string& comment_text);
    LLScrollListItem* addSeparator(EAddPosition pos);

    // "Simple" interface: use this when you're creating a list that contains only unique strings, only
    // one of which can be selected at a time.
    virtual LLScrollListItem* addSimpleElement(const std::string& value, EAddPosition pos = ADD_BOTTOM, const LLSD& id = LLSD());

    bool            selectItemByLabel( const std::string& item, bool case_sensitive = true, S32 column = 0 );       // false if item not found
    bool            selectItemByPrefix(const std::string& target, bool case_sensitive = true, S32 column = -1);
    bool            selectItemByPrefix(const LLWString& target, bool case_sensitive = true, S32 column = -1);
    LLScrollListItem*   getItemByLabel( const std::string& item, bool case_sensitive = true, S32 column = 0 );
    const std::string   getSelectedItemLabel(S32 column = 0) const;
    LLSD            getSelectedValue();

    // If multi select is on, select all element that include substring,
    // otherwise select first match only.
    // If focus is true will scroll to selection.
    // Returns number of results.
    // Note: at the moment search happens in one go and is expensive
    U32         searchItems(const std::string& substring, bool case_sensitive = false, bool focus = true);
    U32         searchItems(const LLWString& substring, bool case_sensitive = false, bool focus = true);

    // DEPRECATED: Use LLSD versions of setCommentText() and getSelectedValue().
    // "StringUUID" interface: use this when you're creating a list that contains non-unique strings each of which
    // has an associated, unique UUID, and only one of which can be selected at a time.
    LLScrollListItem*   addStringUUIDItem(const std::string& item_text, const LLUUID& id, EAddPosition pos = ADD_BOTTOM, bool enabled = true);
    LLUUID              getStringUUIDSelectedItem() const;

    LLScrollListItem*   getFirstSelected() const;
    virtual S32         getFirstSelectedIndex() const;
    std::vector<LLScrollListItem*> getAllSelected() const;
    S32                 getNumSelected() const;
    LLScrollListItem*   getLastSelectedItem() const { return mLastSelected; }

    // iterate over all items
    LLScrollListItem*   getFirstData() const;
    LLScrollListItem*   getLastData() const;
    std::vector<LLScrollListItem*>  getAllData() const;

    LLScrollListItem*   getItem(const LLSD& sd) const;

    void setAllowMultipleSelection(bool mult )  { mAllowMultipleSelection = mult; }

    void setBgWriteableColor(const LLColor4 &c) { mBgWriteableColor = c; }
    void setReadOnlyBgColor(const LLColor4 &c)  { mBgReadOnlyColor = c; }
    void setBgSelectedColor(const LLColor4 &c)  { mBgSelectedColor = c; }
    void setBgStripeColor(const LLColor4& c)    { mBgStripeColor = c; }
    void setFgSelectedColor(const LLColor4 &c)  { mFgSelectedColor = c; }
    void setFgUnselectedColor(const LLColor4 &c){ mFgUnselectedColor = c; }
    void setHoveredColor(const LLColor4 &c)     { mHoveredColor = c; }
    void setHighlightedColor(const LLColor4 &c) { mHighlightedColor = c; }
    void setFgDisableColor(const LLColor4 &c)   { mFgDisabledColor = c; }

    void setBackgroundVisible(bool b)           { mBackgroundVisible = b; }
    void setDrawStripes(bool b)                 { mDrawStripes = b; }
    void setColumnPadding(const S32 c)          { mColumnPadding = c; }
    S32  getColumnPadding() const               { return mColumnPadding; }
    void setRowPadding(const S32 c)             { mColumnPadding = c; }
    S32  getRowPadding() const                  { return mColumnPadding; }
    void setCommitOnKeyboardMovement(bool b)    { mCommitOnKeyboardMovement = b; }
    void setCommitOnSelectionChange(bool b)     { mCommitOnSelectionChange = b; }
    void setAllowKeyboardMovement(bool b)       { mAllowKeyboardMovement = b; }

    void            setMaxSelectable(U32 max_selected) { mMaxSelectable = max_selected; }
    S32             getMaxSelectable() { return mMaxSelectable; }


    virtual S32     getScrollPos() const;
    virtual void    setScrollPos( S32 pos );
    S32             getSearchColumn();
    void            setSearchColumn(S32 column) { mSearchColumn = column; }
    S32             getColumnIndexFromOffset(S32 x);
    S32             getColumnOffsetFromIndex(S32 index);
    S32             getRowOffsetFromIndex(S32 index);

    void            clearSearchString() { mSearchString.clear(); }

    // support right-click context menus for avatar/group lists
    enum ContextMenuType { MENU_NONE, MENU_AVATAR, MENU_GROUP };
    void setContextMenu(const ContextMenuType &menu) { mContextMenuType = menu; }
    ContextMenuType getContextMenuType() { return mContextMenuType; }

    // Overridden from LLView
    /*virtual*/ void    draw();
    /*virtual*/ bool    handleMouseDown(S32 x, S32 y, MASK mask);
    /*virtual*/ bool    handleMouseUp(S32 x, S32 y, MASK mask);
    /*virtual*/ bool    handleRightMouseDown(S32 x, S32 y, MASK mask);
    /*virtual*/ bool    handleDoubleClick(S32 x, S32 y, MASK mask);
    /*virtual*/ bool    handleHover(S32 x, S32 y, MASK mask);
    /*virtual*/ bool    handleKeyHere(KEY key, MASK mask);
    /*virtual*/ bool    handleUnicodeCharHere(llwchar uni_char);
    /*virtual*/ bool    handleScrollWheel(S32 x, S32 y, S32 clicks);
    /*virtual*/ bool    handleScrollHWheel(S32 x, S32 y, S32 clicks);
    /*virtual*/ bool    handleToolTip(S32 x, S32 y, MASK mask);
    /*virtual*/ void    setEnabled(bool enabled);
    /*virtual*/ void    setFocus( bool b );
    /*virtual*/ void    onFocusReceived();
    /*virtual*/ void    onFocusLost();
    /*virtual*/ void    onMouseLeave(S32 x, S32 y, MASK mask);
    /*virtual*/ void    reshape(S32 width, S32 height, bool called_from_parent = true);

    virtual bool    isDirty() const;
    virtual void    resetDirty();       // Clear dirty state

    virtual void    updateLayout();
    virtual void    fitContents(S32 max_width, S32 max_height);

    virtual LLRect  getRequiredRect();
    static  bool    rowPreceeds(LLScrollListItem *new_row, LLScrollListItem *test_row);

    LLRect          getItemListRect() { return mItemListRect; }

    /// Returns rect, in local coords, of a given row/column
    LLRect          getCellRect(S32 row_index, S32 column_index);

    // Used "internally" by the scroll bar.
    void            onScrollChange( S32 new_pos, LLScrollbar* src );

    static void     onClickColumn(void *userdata);

    virtual void    updateColumns(bool force_update = false);
    S32             calcMaxContentWidth();
    bool            updateColumnWidths();

    void            setHeadingHeight(S32 heading_height);
    /**
     * Sets  max visible  lines without scroolbar, if this value equals to 0,
     * then display all items.
     */
    void setPageLines(S32 page_lines );
    void setCollapseEmptyColumns(bool collapse);

    LLScrollListItem*   hitItem(S32 x,S32 y);
    virtual void        scrollToShowSelected();

    // LLEditMenuHandler functions
    virtual void    copy();
    virtual bool    canCopy() const;
    virtual void    cut();
    virtual bool    canCut() const;
    virtual void    selectAll();
    virtual bool    canSelectAll() const;
    virtual void    deselect();
    virtual bool    canDeselect() const;

    void            setNumDynamicColumns(S32 num) { mNumDynamicWidthColumns = num; }
    void            updateStaticColumnWidth(LLScrollListColumn* col, S32 new_width);
    S32             getTotalStaticColumnWidth() { return mTotalStaticColumnWidth; }

    std::string     getSortColumnName();
    bool            getSortAscending() { return mSortColumns.empty() ? true : mSortColumns.back().second; }
    bool            hasSortOrder() const;
    void            clearSortOrder();

    void            setAlternateSort() { mAlternateSort = true; }

    void            selectPrevItem(bool extend_selection = false);
    void            selectNextItem(bool extend_selection = false);
    S32             selectMultiple(uuid_vec_t ids);
    // conceptually const, but mutates mItemList
    void            updateSort() const;
    // sorts a list without affecting the permanent sort order (so further list insertions can be unsorted, for example)
    void            sortOnce(S32 column, bool ascending);

    // manually call this whenever editing list items in place to flag need for resorting
    void            setNeedsSort(bool val = true) { mSorted = !val; }
    void            dirtyColumns(); // some operation has potentially affected column layout or ordering

    bool highlightMatchingItems(const std::string& filter_str);

    boost::signals2::connection setSortCallback(sort_signal_t::slot_type cb )
    {
        if (!mSortCallback) mSortCallback = new sort_signal_t();
        return mSortCallback->connect(cb);
    }

    boost::signals2::connection setIsFriendCallback(const is_friend_signal_t::slot_type& cb);


protected:
    // "Full" interface: use this when you're creating a list that has one or more of the following:
    // * contains icons
    // * contains multiple columns
    // * allows multiple selection
    // * has items that are not guarenteed to have unique names
    // * has additional per-item data (e.g. a UUID or void* userdata)
    //
    // To add items using this approach, create new LLScrollListItems and LLScrollListCells.  Add the
    // cells (column entries) to each item, and add the item to the LLScrollListCtrl.
    //
    // The LLScrollListCtrl owns its items and is responsible for deleting them
    // (except in the case that the addItem() call fails, in which case it is up
    // to the caller to delete the item)
    //
    // returns false if item faile to be added to list, does NOT delete 'item'
    bool            addItem( LLScrollListItem* item, EAddPosition pos = ADD_BOTTOM, bool requires_column = true );

    typedef std::deque<LLScrollListItem *> item_list;
    item_list&      getItemList() { return mItemList; }

    void            updateLineHeight();

private:
    void            drawItems();

    void            updateLineHeightInsert(LLScrollListItem* item);
    void            reportInvalidInput();
    bool            isRepeatedChars(const LLWString& string) const;
    void            selectItem(LLScrollListItem* itemp, S32 cell, bool single_select = true);
    void            deselectItem(LLScrollListItem* itemp);
    void            commitIfChanged();
    bool            setSort(S32 column, bool ascending);
    S32             getLinesPerPage();

    static void     showProfile(std::string id, bool is_group);
    static void     sendIM(std::string id);
    static void     addFriend(std::string id);
    static void     removeFriend(std::string id);
    static void     reportAbuse(std::string id, bool is_group);
    static void     showNameDetails(std::string id, bool is_group);
    static void     copyNameToClipboard(std::string id, bool is_group);
    static void     copySLURLToClipboard(std::string id, bool is_group);

    S32             mLineHeight;    // the max height of a single line
    S32             mScrollLines;   // how many lines we've scrolled down
    S32             mPageLines;     // max number of lines is it possible to see on the screen given mRect and mLineHeight
    S32             mHeadingHeight; // the height of the column header buttons, if visible
    U32             mMaxSelectable;
    LLScrollbar*    mScrollbar;
    bool            mAllowMultipleSelection;
    bool            mAllowKeyboardMovement;
    bool            mCommitOnKeyboardMovement;
    bool            mCommitOnSelectionChange;
    bool            mSelectionChanged;
    ESelectionType  mSelectionType;
    bool            mNeedsScroll;
    bool            mMouseWheelOpaque;
    bool            mCanSelect;
    bool            mCanSort;       // Whether user is allowed to sort
    bool            mDisplayColumnHeaders;
    bool            mColumnsDirty;
    bool            mColumnWidthsDirty;

    bool            mAlternateSort;

    mutable item_list   mItemList;

    LLScrollListItem *mLastSelected;

    S32             mMaxItemCount;

    LLRect          mItemListRect;
    S32             mColumnPadding;
    S32             mRowPadding;

    bool            mBackgroundVisible;
    bool            mDrawStripes;

    LLUIColor       mBgWriteableColor;
    LLUIColor       mBgReadOnlyColor;
    LLUIColor       mBgSelectedColor;
    LLUIColor       mBgStripeColor;
    LLUIColor       mFgSelectedColor;
    LLUIColor       mFgUnselectedColor;
    LLUIColor       mFgDisabledColor;
    LLUIColor       mHoveredColor;
    LLUIColor       mHighlightedColor;

    S32             mBorderThickness;
    callback_t      mOnDoubleClickCallback;
    callback_t      mOnMaximumSelectCallback;
    callback_t      mOnSortChangedCallback;

    S32             mHighlightedItem;
    class LLViewBorder* mBorder;
    LLHandle<LLContextMenu> mPopupMenuHandle;

    LLView          *mCommentTextView;

    LLWString       mSearchString;
    LLFrameTimer    mSearchTimer;

    S32             mSearchColumn;
    S32             mNumDynamicWidthColumns;
    S32             mTotalStaticColumnWidth;
    S32             mTotalColumnPadding;

    mutable bool    mSorted;

    typedef std::map<std::string, LLScrollListColumn*> column_map_t;
    column_map_t mColumns;

    bool            mDirty;
    S32             mOriginalSelection;

    ContextMenuType mContextMenuType;

    typedef std::vector<LLScrollListColumn*> ordered_columns_t;
    ordered_columns_t   mColumnsIndexed;

    typedef std::pair<S32, bool> sort_column_t;
    std::vector<sort_column_t>  mSortColumns;

    sort_signal_t*  mSortCallback;

    is_friend_signal_t* mIsFriendSignal;
}; // end class LLScrollListCtrl

#endif  // LL_SCROLLLISTCTRL_H