llscrolllistcolumn.h
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- /**
- * @file llscrollcolumnheader.h
- * @brief Scroll lists are composed of rows (items), each of which
- * contains columns (cells).
- *
- * $LicenseInfo:firstyear=2007&license=viewergpl$
- *
- * Copyright (c) 2007-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #ifndef LLSCROLLLISTCOLUMN_H
- #define LLSCROLLLISTCOLUMN_H
- #include "llrect.h"
- #include "lluistring.h"
- #include "llbutton.h"
- #include "llinitparam.h"
- class LLScrollListColumn;
- class LLResizeBar;
- class LLScrollListCtrl;
- class LLScrollColumnHeader : public LLButton
- {
- public:
- struct Params : public LLInitParam::Block<Params, LLButton::Params>
- {
- Mandatory<LLScrollListColumn*> column;
- Params();
- };
- LLScrollColumnHeader(const Params&);
- ~LLScrollColumnHeader();
- /*virtual*/ void draw();
- /*virtual*/ BOOL handleDoubleClick(S32 x, S32 y, MASK mask);
- /*virtual*/ LLView* findSnapEdge(S32& new_edge_val, const LLCoordGL& mouse_dir, ESnapEdge snap_edge, ESnapType snap_type, S32 threshold, S32 padding);
- /*virtual*/ void handleReshape(const LLRect& new_rect, bool by_user = false);
-
- LLScrollListColumn* getColumn() { return mColumn; }
- void setHasResizableElement(BOOL resizable);
- void updateResizeBars();
- BOOL canResize();
- void enableResizeBar(BOOL enable);
- void onClick(const LLSD& data);
- private:
- LLScrollListColumn* mColumn;
- LLResizeBar* mResizeBar;
- BOOL mHasResizableElement;
- };
- /*
- * A simple data class describing a column within a scroll list.
- */
- class LLScrollListColumn
- {
- public:
- typedef enum e_sort_direction
- {
- DESCENDING,
- ASCENDING
- } ESortDirection;
- struct SortNames
- : public LLInitParam::TypeValuesHelper<LLScrollListColumn::ESortDirection, SortNames>
- {
- static void declareValues();
- };
- struct Params : public LLInitParam::Block<Params>
- {
- Optional<std::string> name,
- tool_tip;
- Optional<std::string> sort_column;
- Optional<ESortDirection, SortNames> sort_direction;
- Optional<bool> sort_ascending;
- struct Width : public LLInitParam::Choice<Width>
- {
- Alternative<bool> dynamic_width;
- Alternative<S32> pixel_width;
- Alternative<F32> relative_width;
- Width()
- : dynamic_width("dynamic_width", false),
- pixel_width("width"),
- relative_width("relative_width", -1.f)
- {
- addSynonym(relative_width, "relwidth");
- }
- };
- Optional<Width> width;
- // either an image or label is used in column header
- struct Header : public LLInitParam::Choice<Header>
- {
- Alternative<std::string> label;
- Alternative<LLUIImage*> image;
- Header()
- : label("label"),
- image("image")
- {}
- };
- Optional<Header> header;
- Optional<LLFontGL::HAlign> halign;
- Params()
- : name("name"),
- tool_tip("tool_tip"),
- sort_column("sort_column"),
- sort_direction("sort_direction"),
- sort_ascending("sort_ascending", true),
- halign("halign", LLFontGL::LEFT)
- {
- // default choice to "dynamic_width"
- width.dynamic_width = true;
- addSynonym(sort_column, "sort");
- }
- };
- static const Params& getDefaultParams();
- //NOTE: this is default constructible so we can store it in a map.
- LLScrollListColumn(const Params& p = getDefaultParams(), LLScrollListCtrl* = NULL);
- void setWidth(S32 width);
- S32 getWidth() const { return mWidth; }
- public:
- // Public data is fine so long as this remains a simple struct-like data class.
- // If it ever gets any smarter than that, these should all become private
- // with protected or public accessor methods added as needed. -MG
- std::string mName;
- std::string mSortingColumn;
- ESortDirection mSortDirection;
- LLUIString mLabel;
- F32 mRelWidth;
- BOOL mDynamicWidth;
- S32 mMaxContentWidth;
- S32 mIndex;
- LLScrollListCtrl* mParentCtrl;
- LLScrollColumnHeader* mHeader;
- LLFontGL::HAlign mFontAlignment;
- private:
- S32 mWidth;
- };
- #endif