Refactor LLScrollList* and relatives

Breaks out llscrolllistcolumn, llscrolllistcell, and llscrolllistitem from llscrolllistctrl and llflyoutbutton from llcombobox

indra/llui/llscrolllistcolumn.h

@@ -0,0 +1,116 @@
+/**
+ * @file llscrollcolumnheader.h
+ * @brief Scroll lists are composed of rows (items), each of which
+ * contains columns (cells).
+ *
+ * $LicenseInfo:firstyear=2007&license=viewerlgpl$
+ * 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 LLSCROLLLISTCOLUMN_H
+#define LLSCROLLLISTCOLUMN_H
+
+#include "llrect.h"
+#include "lluistring.h"
+#include "llcombobox.h"
+
+class LLScrollListColumn;
+class LLResizeBar;
+class LLScrollListCtrl;
+
+class LLScrollColumnHeader : public LLComboBox
+{
+public:
+	LLScrollColumnHeader(const std::string& label, const LLRect& rect, LLScrollListColumn* column, const LLFontGL* font = NULL);
+	~LLScrollColumnHeader();
+
+	/*virtual*/ void draw();
+	/*virtual*/ BOOL handleDoubleClick(S32 x, S32 y, MASK mask);
+
+	/*virtual*/ void showList() {}; // block the normal showList() behavior
+	/*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);
+
+	void setImage(const std::string& image_name);
+	void setImageOverlay(const std::string& overlay_image, LLFontGL::HAlign alignment = LLFontGL::HCENTER, const LLColor4& color = LLColor4::white);
+	LLScrollListColumn* getColumn() { return mColumn; }
+	void setHasResizableElement(BOOL resizable);
+	void updateResizeBars();
+	BOOL canResize();
+	void enableResizeBar(BOOL enable);
+	std::string getLabel() { return mOrigLabel; }
+
+	void onSelectSort();
+	void onClick(const LLSD& data);
+
+private:
+	LLScrollListColumn* mColumn;
+	LLResizeBar*		mResizeBar;
+	std::string			mOrigLabel;
+	LLUIString			mAscendingText;
+	LLUIString			mDescendingText;
+	BOOL				mHasResizableElement;
+
+	LLPointer<LLUIImage>	mImageOverlay;
+	LLFontGL::HAlign		mImageOverlayAlignment;
+	LLColor4				mImageOverlayColor;
+};
+
+/*
+ * A simple data class describing a column within a scroll list.
+ */
+class LLScrollListColumn
+{
+public:
+	typedef enum e_sort_direction
+	{
+		DESCENDING,
+		ASCENDING
+	} ESortDirection;
+
+	//NOTE: this is default constructible so we can store it in a map.
+	LLScrollListColumn();
+	LLScrollListColumn(const LLSD& sd, LLScrollListCtrl* parent = 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