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Diffstat (limited to 'indra/llui/llscrolllistcolumn.h')
| -rw-r--r-- | indra/llui/llscrolllistcolumn.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/indra/llui/llscrolllistcolumn.h b/indra/llui/llscrolllistcolumn.h new file mode 100644 index 0000000000..712ea56454 --- /dev/null +++ b/indra/llui/llscrolllistcolumn.h @@ -0,0 +1,191 @@ +/** + * @file llscrollcolumnheader.h + * @brief Scroll lists are composed of rows (items), each of which + * contains columns (cells). + * + * $LicenseInfo:firstyear=2007&license=viewergpl$ + * + * Copyright (c) 2007-2009, 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() + : column("column") + { + name = "column_header"; + image_unselected.name("square_btn_32x128.tga"); + image_selected.name("square_btn_selected_32x128.tga"); + image_disabled.name("square_btn_32x128.tga"); + image_disabled_selected.name("square_btn_selected_32x128.tga"); + image_overlay.name("combobox_arrow.tga"); + image_overlay_alignment("right"); + font_halign = LLFontGL::LEFT; + tab_stop(false); + scale_image(true); + } + }; + 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("dynamicwidth", 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 |