Refactor LLScrollList* and relatives

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

indra/llui/llscrolllistitem.cpp

@@ -0,0 +1,147 @@
+/**
+ * @file llscrolllistitem.cpp
+ * @brief Scroll lists are composed of rows (items), each of which
+ * contains columns (cells).
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * 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
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "llscrolllistitem.h"
+
+
+//---------------------------------------------------------------------------
+// LLScrollListItem
+//---------------------------------------------------------------------------
+
+LLScrollListItem::LLScrollListItem( bool enabled, const LLSD& value, void* userdata )
+:	mSelected(FALSE),
+	mEnabled(enabled),
+	mUserdata(userdata),
+	mItemValue(value),
+	mColumns()
+{
+}
+
+
+LLScrollListItem::~LLScrollListItem()
+{
+	std::for_each(mColumns.begin(), mColumns.end(), DeletePointer());
+}
+
+void LLScrollListItem::addColumn(const std::string& text, const LLFontGL* font, S32 width, U8 font_style, LLFontGL::HAlign font_alignment, bool visible)
+{
+	mColumns.push_back(new LLScrollListText(text, font, width, font_style, font_alignment, LLColor4::black, false, visible));
+}
+
+void LLScrollListItem::setNumColumns(S32 columns)
+{
+	S32 prev_columns = mColumns.size();
+	if (columns < prev_columns)
+	{
+		std::for_each(mColumns.begin()+columns, mColumns.end(), DeletePointer());
+	}
+
+	mColumns.resize(columns);
+
+	for (S32 col = prev_columns; col < columns; ++col)
+	{
+		mColumns[col] = NULL;
+	}
+}
+
+void LLScrollListItem::setColumn( S32 column, LLScrollListCell *cell )
+{
+	if (column < (S32)mColumns.size())
+	{
+		delete mColumns[column];
+		mColumns[column] = cell;
+	}
+	else
+	{
+		llerrs << "LLScrollListItem::setColumn: bad column: " << column << llendl;
+	}
+}
+
+
+S32 LLScrollListItem::getNumColumns() const
+{
+	return mColumns.size();
+}
+
+LLScrollListCell* LLScrollListItem::getColumn(const S32 i) const
+{
+	if (0 <= i && i < (S32)mColumns.size())
+	{
+		return mColumns[i];
+	}
+	return NULL;
+}
+
+std::string LLScrollListItem::getContentsCSV() const
+{
+	std::string ret;
+
+	S32 count = getNumColumns();
+	for (S32 i=0; i<count; ++i)
+	{
+		ret += getColumn(i)->getValue().asString();
+		if (i < count-1)
+		{
+			ret += ", ";
+		}
+	}
+
+	return ret;
+}
+
+
+void LLScrollListItem::draw(const LLRect& rect, const LLColor4& fg_color, const LLColor4& bg_color, const LLColor4& highlight_color, S32 column_padding)
+{
+	// draw background rect
+	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+	LLRect bg_rect = rect;
+	gl_rect_2d( bg_rect, bg_color );
+
+	S32 cur_x = rect.mLeft;
+	S32 num_cols = getNumColumns();
+	S32 cur_col = 0;
+
+	for (LLScrollListCell* cell = getColumn(0); cur_col < num_cols; cell = getColumn(++cur_col))
+	{
+		// Two ways a cell could be hidden
+		if (cell->getWidth() < 0
+			|| !cell->getVisible()) continue;
+
+		LLUI::pushMatrix();
+		{
+			LLUI::translate((F32) cur_x, (F32) rect.mBottom);
+
+			cell->draw( fg_color, highlight_color );
+		}
+		LLUI::popMatrix();
+
+		cur_x += cell->getWidth() + column_padding;
+	}
+}
+