diff options
Diffstat (limited to 'indra/llui/llscrolllistcolumn.cpp')
| -rw-r--r-- | indra/llui/llscrolllistcolumn.cpp | 680 |
1 files changed, 340 insertions, 340 deletions
diff --git a/indra/llui/llscrolllistcolumn.cpp b/indra/llui/llscrolllistcolumn.cpp index c6be401676..a4510d1fc2 100644 --- a/indra/llui/llscrolllistcolumn.cpp +++ b/indra/llui/llscrolllistcolumn.cpp @@ -1,340 +1,340 @@ -/**
- * @file llscrollcolumnheader.cpp
- * @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
- * $/LicenseInfo$
- */
-
-#include "linden_common.h"
-
-#include "llscrolllistcolumn.h"
-
-#include "llbutton.h"
-#include "llresizebar.h"
-#include "llscrolllistcell.h"
-#include "llscrolllistctrl.h"
-#include "llscrolllistitem.h"
-#include "lluictrlfactory.h"
-
-const S32 MIN_COLUMN_WIDTH = 20;
-
-// defaults for LLScrollColumnHeader param block pulled from widgets/scroll_column_header.xml
-static LLWidgetNameRegistry::StaticRegistrar sRegisterColumnHeaderParams(&typeid(LLScrollColumnHeader::Params), "scroll_column_header");
-
-//---------------------------------------------------------------------------
-// LLScrollColumnHeader
-//---------------------------------------------------------------------------
-LLScrollColumnHeader::Params::Params()
-: column("column")
-{}
-
-
-LLScrollColumnHeader::LLScrollColumnHeader(const LLScrollColumnHeader::Params& p)
-: LLButton(p), // use combobox params to steal images
- mColumn(p.column),
- mHasResizableElement(false)
-{
- setClickedCallback(boost::bind(&LLScrollColumnHeader::onClick, this, _2));
-
- // resize handles on left and right
- const S32 RESIZE_BAR_THICKNESS = 3;
- LLResizeBar::Params resize_bar_p;
- resize_bar_p.resizing_view(this);
- resize_bar_p.rect(LLRect(getRect().getWidth() - RESIZE_BAR_THICKNESS, getRect().getHeight(), getRect().getWidth(), 0));
- resize_bar_p.min_size(MIN_COLUMN_WIDTH);
- resize_bar_p.side(LLResizeBar::RIGHT);
- resize_bar_p.enabled(false);
- mResizeBar = LLUICtrlFactory::create<LLResizeBar>(resize_bar_p);
- addChild(mResizeBar);
-}
-
-LLScrollColumnHeader::~LLScrollColumnHeader()
-{}
-
-void LLScrollColumnHeader::draw()
-{
- std::string sort_column = mColumn->mParentCtrl->getSortColumnName();
- bool draw_arrow = !mColumn->mLabel.empty()
- && mColumn->mParentCtrl->isSorted()
- // check for indirect sorting column as well as column's sorting name
- && (sort_column == mColumn->mSortingColumn || sort_column == mColumn->mName);
-
- bool is_ascending = mColumn->mParentCtrl->getSortAscending();
- if (draw_arrow)
- {
- setImageOverlay(is_ascending ? "up_arrow.tga" : "down_arrow.tga", LLFontGL::RIGHT, LLColor4::white);
- }
- else
- {
- setImageOverlay(LLUUID::null);
- }
-
- // Draw children
- LLButton::draw();
-}
-
-bool LLScrollColumnHeader::handleDoubleClick(S32 x, S32 y, MASK mask)
-{
- if (canResize() && mResizeBar->getRect().pointInRect(x, y))
- {
- // reshape column to max content width
- mColumn->mParentCtrl->calcMaxContentWidth();
- LLRect column_rect = getRect();
- column_rect.mRight = column_rect.mLeft + mColumn->mMaxContentWidth;
- setShape(column_rect, true);
- }
- else
- {
- onClick(LLSD());
- }
- return true;
-}
-
-void LLScrollColumnHeader::onClick(const LLSD& data)
-{
- if (mColumn)
- {
- LLScrollListCtrl::onClickColumn(mColumn);
- }
-}
-
-LLView* LLScrollColumnHeader::findSnapEdge(S32& new_edge_val, const LLCoordGL& mouse_dir, ESnapEdge snap_edge, ESnapType snap_type, S32 threshold, S32 padding)
-{
- // this logic assumes dragging on right
- llassert(snap_edge == SNAP_RIGHT);
-
- // use higher snap threshold for column headers
- threshold = llmin(threshold, 10);
-
- LLRect snap_rect = getSnapRect();
-
- mColumn->mParentCtrl->calcMaxContentWidth();
-
- S32 snap_delta = mColumn->mMaxContentWidth - snap_rect.getWidth();
-
- // x coord growing means column growing, so same signs mean we're going in right direction
- if (llabs(snap_delta) <= threshold && mouse_dir.mX * snap_delta > 0 )
- {
- new_edge_val = snap_rect.mRight + snap_delta;
- }
- else
- {
- LLScrollListColumn* next_column = mColumn->mParentCtrl->getColumn(mColumn->mIndex + 1);
- while (next_column)
- {
- if (next_column->mHeader)
- {
- snap_delta = (next_column->mHeader->getSnapRect().mRight - next_column->mMaxContentWidth) - snap_rect.mRight;
- if (llabs(snap_delta) <= threshold && mouse_dir.mX * snap_delta > 0 )
- {
- new_edge_val = snap_rect.mRight + snap_delta;
- }
- break;
- }
- next_column = mColumn->mParentCtrl->getColumn(next_column->mIndex + 1);
- }
- }
-
- return this;
-}
-
-void LLScrollColumnHeader::handleReshape(const LLRect& new_rect, bool by_user)
-{
- S32 new_width = new_rect.getWidth();
- S32 delta_width = new_width - (getRect().getWidth() /*+ mColumn->mParentCtrl->getColumnPadding()*/);
-
- if (delta_width != 0)
- {
- S32 remaining_width = -delta_width;
- S32 col;
- for (col = mColumn->mIndex + 1; col < mColumn->mParentCtrl->getNumColumns(); col++)
- {
- LLScrollListColumn* columnp = mColumn->mParentCtrl->getColumn(col);
- if (!columnp) continue;
-
- if (columnp->mHeader && columnp->mHeader->canResize())
- {
- // how many pixels in width can this column afford to give up?
- S32 resize_buffer_amt = llmax(0, columnp->getWidth() - MIN_COLUMN_WIDTH);
-
- // user shrinking column, need to add width to other columns
- if (delta_width < 0)
- {
- if (columnp->getWidth() > 0)
- {
- // statically sized column, give all remaining width to this column
- columnp->setWidth(columnp->getWidth() + remaining_width);
- if (columnp->mRelWidth > 0.f)
- {
- columnp->mRelWidth = (F32)columnp->getWidth() / (F32)mColumn->mParentCtrl->getItemListRect().getWidth();
- }
- // all padding went to this widget, we're done
- break;
- }
- }
- else
- {
- // user growing column, need to take width from other columns
- remaining_width += resize_buffer_amt;
-
- if (columnp->getWidth() > 0)
- {
- columnp->setWidth(columnp->getWidth() - llmin(columnp->getWidth() - MIN_COLUMN_WIDTH, delta_width));
- if (columnp->mRelWidth > 0.f)
- {
- columnp->mRelWidth = (F32)columnp->getWidth() / (F32)mColumn->mParentCtrl->getItemListRect().getWidth();
- }
- }
-
- if (remaining_width >= 0)
- {
- // width sucked up from neighboring columns, done
- break;
- }
- }
- }
- }
-
- // clamp resize amount to maximum that can be absorbed by other columns
- if (delta_width > 0)
- {
- delta_width += llmin(remaining_width, 0);
- }
-
- // propagate constrained delta_width to new width for this column
- new_width = getRect().getWidth() + delta_width - mColumn->mParentCtrl->getColumnPadding();
-
- // use requested width
- mColumn->setWidth(new_width);
-
- // update proportional spacing
- if (mColumn->mRelWidth > 0.f)
- {
- mColumn->mRelWidth = (F32)new_width / (F32)mColumn->mParentCtrl->getItemListRect().getWidth();
- }
-
- // tell scroll list to layout columns again
- // do immediate update to get proper feedback to resize handle
- // which needs to know how far the resize actually went
- const bool force_update = true;
- mColumn->mParentCtrl->updateColumns(force_update);
- }
-}
-
-void LLScrollColumnHeader::setHasResizableElement(bool resizable)
-{
- if (mHasResizableElement != resizable)
- {
- mColumn->mParentCtrl->dirtyColumns();
- mHasResizableElement = resizable;
- }
-}
-
-void LLScrollColumnHeader::updateResizeBars()
-{
- S32 num_resizable_columns = 0;
- S32 col;
- for (col = 0; col < mColumn->mParentCtrl->getNumColumns(); col++)
- {
- LLScrollListColumn* columnp = mColumn->mParentCtrl->getColumn(col);
- if (columnp && columnp->mHeader && columnp->mHeader->canResize())
- {
- num_resizable_columns++;
- }
- }
-
- S32 num_resizers_enabled = 0;
-
- // now enable/disable resize handles on resizable columns if we have at least two
- for (col = 0; col < mColumn->mParentCtrl->getNumColumns(); col++)
- {
- LLScrollListColumn* columnp = mColumn->mParentCtrl->getColumn(col);
- if (!columnp || !columnp->mHeader) continue;
- bool enable = num_resizable_columns >= 2 && num_resizers_enabled < (num_resizable_columns - 1) && columnp->mHeader->canResize();
- columnp->mHeader->enableResizeBar(enable);
- if (enable)
- {
- num_resizers_enabled++;
- }
- }
-}
-
-void LLScrollColumnHeader::enableResizeBar(bool enable)
-{
- mResizeBar->setEnabled(enable);
-}
-
-bool LLScrollColumnHeader::canResize()
-{
- return getVisible() && (mHasResizableElement || mColumn->mDynamicWidth);
-}
-
-void LLScrollListColumn::SortNames::declareValues()
-{
- declare("ascending", LLScrollListColumn::ASCENDING);
- declare("descending", LLScrollListColumn::DESCENDING);
-}
-
-//
-// LLScrollListColumn
-//
-//static
-const LLScrollListColumn::Params& LLScrollListColumn::getDefaultParams()
-{
- return LLUICtrlFactory::getDefaultParams<LLScrollListColumn>();
-}
-
-
-LLScrollListColumn::LLScrollListColumn(const Params& p, LLScrollListCtrl* parent)
-: mWidth(0),
- mIndex (-1),
- mParentCtrl(parent),
- mName(p.name),
- mLabel(p.header.label),
- mHeader(NULL),
- mMaxContentWidth(0),
- mDynamicWidth(p.width.dynamic_width),
- mRelWidth(p.width.relative_width),
- mFontAlignment(p.halign),
- mSortingColumn(p.sort_column)
-{
- if (p.sort_ascending.isProvided())
- {
- mSortDirection = p.sort_ascending() ? ASCENDING : DESCENDING;
- }
- else
- {
- mSortDirection = p.sort_direction;
- }
-
- setWidth(p.width.pixel_width);
-}
-
-void LLScrollListColumn::setWidth(S32 width)
-{
- if (!mDynamicWidth && mRelWidth <= 0.f)
- {
- mParentCtrl->updateStaticColumnWidth(this, width);
- }
- mWidth = width;
-}
+/** + * @file llscrollcolumnheader.cpp + * @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 + * $/LicenseInfo$ + */ + +#include "linden_common.h" + +#include "llscrolllistcolumn.h" + +#include "llbutton.h" +#include "llresizebar.h" +#include "llscrolllistcell.h" +#include "llscrolllistctrl.h" +#include "llscrolllistitem.h" +#include "lluictrlfactory.h" + +const S32 MIN_COLUMN_WIDTH = 20; + +// defaults for LLScrollColumnHeader param block pulled from widgets/scroll_column_header.xml +static LLWidgetNameRegistry::StaticRegistrar sRegisterColumnHeaderParams(&typeid(LLScrollColumnHeader::Params), "scroll_column_header"); + +//--------------------------------------------------------------------------- +// LLScrollColumnHeader +//--------------------------------------------------------------------------- +LLScrollColumnHeader::Params::Params() +: column("column") +{} + + +LLScrollColumnHeader::LLScrollColumnHeader(const LLScrollColumnHeader::Params& p) +: LLButton(p), // use combobox params to steal images + mColumn(p.column), + mHasResizableElement(false) +{ + setClickedCallback(boost::bind(&LLScrollColumnHeader::onClick, this, _2)); + + // resize handles on left and right + const S32 RESIZE_BAR_THICKNESS = 3; + LLResizeBar::Params resize_bar_p; + resize_bar_p.resizing_view(this); + resize_bar_p.rect(LLRect(getRect().getWidth() - RESIZE_BAR_THICKNESS, getRect().getHeight(), getRect().getWidth(), 0)); + resize_bar_p.min_size(MIN_COLUMN_WIDTH); + resize_bar_p.side(LLResizeBar::RIGHT); + resize_bar_p.enabled(false); + mResizeBar = LLUICtrlFactory::create<LLResizeBar>(resize_bar_p); + addChild(mResizeBar); +} + +LLScrollColumnHeader::~LLScrollColumnHeader() +{} + +void LLScrollColumnHeader::draw() +{ + std::string sort_column = mColumn->mParentCtrl->getSortColumnName(); + bool draw_arrow = !mColumn->mLabel.empty() + && mColumn->mParentCtrl->isSorted() + // check for indirect sorting column as well as column's sorting name + && (sort_column == mColumn->mSortingColumn || sort_column == mColumn->mName); + + bool is_ascending = mColumn->mParentCtrl->getSortAscending(); + if (draw_arrow) + { + setImageOverlay(is_ascending ? "up_arrow.tga" : "down_arrow.tga", LLFontGL::RIGHT, LLColor4::white); + } + else + { + setImageOverlay(LLUUID::null); + } + + // Draw children + LLButton::draw(); +} + +bool LLScrollColumnHeader::handleDoubleClick(S32 x, S32 y, MASK mask) +{ + if (canResize() && mResizeBar->getRect().pointInRect(x, y)) + { + // reshape column to max content width + mColumn->mParentCtrl->calcMaxContentWidth(); + LLRect column_rect = getRect(); + column_rect.mRight = column_rect.mLeft + mColumn->mMaxContentWidth; + setShape(column_rect, true); + } + else + { + onClick(LLSD()); + } + return true; +} + +void LLScrollColumnHeader::onClick(const LLSD& data) +{ + if (mColumn) + { + LLScrollListCtrl::onClickColumn(mColumn); + } +} + +LLView* LLScrollColumnHeader::findSnapEdge(S32& new_edge_val, const LLCoordGL& mouse_dir, ESnapEdge snap_edge, ESnapType snap_type, S32 threshold, S32 padding) +{ + // this logic assumes dragging on right + llassert(snap_edge == SNAP_RIGHT); + + // use higher snap threshold for column headers + threshold = llmin(threshold, 10); + + LLRect snap_rect = getSnapRect(); + + mColumn->mParentCtrl->calcMaxContentWidth(); + + S32 snap_delta = mColumn->mMaxContentWidth - snap_rect.getWidth(); + + // x coord growing means column growing, so same signs mean we're going in right direction + if (llabs(snap_delta) <= threshold && mouse_dir.mX * snap_delta > 0 ) + { + new_edge_val = snap_rect.mRight + snap_delta; + } + else + { + LLScrollListColumn* next_column = mColumn->mParentCtrl->getColumn(mColumn->mIndex + 1); + while (next_column) + { + if (next_column->mHeader) + { + snap_delta = (next_column->mHeader->getSnapRect().mRight - next_column->mMaxContentWidth) - snap_rect.mRight; + if (llabs(snap_delta) <= threshold && mouse_dir.mX * snap_delta > 0 ) + { + new_edge_val = snap_rect.mRight + snap_delta; + } + break; + } + next_column = mColumn->mParentCtrl->getColumn(next_column->mIndex + 1); + } + } + + return this; +} + +void LLScrollColumnHeader::handleReshape(const LLRect& new_rect, bool by_user) +{ + S32 new_width = new_rect.getWidth(); + S32 delta_width = new_width - (getRect().getWidth() /*+ mColumn->mParentCtrl->getColumnPadding()*/); + + if (delta_width != 0) + { + S32 remaining_width = -delta_width; + S32 col; + for (col = mColumn->mIndex + 1; col < mColumn->mParentCtrl->getNumColumns(); col++) + { + LLScrollListColumn* columnp = mColumn->mParentCtrl->getColumn(col); + if (!columnp) continue; + + if (columnp->mHeader && columnp->mHeader->canResize()) + { + // how many pixels in width can this column afford to give up? + S32 resize_buffer_amt = llmax(0, columnp->getWidth() - MIN_COLUMN_WIDTH); + + // user shrinking column, need to add width to other columns + if (delta_width < 0) + { + if (columnp->getWidth() > 0) + { + // statically sized column, give all remaining width to this column + columnp->setWidth(columnp->getWidth() + remaining_width); + if (columnp->mRelWidth > 0.f) + { + columnp->mRelWidth = (F32)columnp->getWidth() / (F32)mColumn->mParentCtrl->getItemListRect().getWidth(); + } + // all padding went to this widget, we're done + break; + } + } + else + { + // user growing column, need to take width from other columns + remaining_width += resize_buffer_amt; + + if (columnp->getWidth() > 0) + { + columnp->setWidth(columnp->getWidth() - llmin(columnp->getWidth() - MIN_COLUMN_WIDTH, delta_width)); + if (columnp->mRelWidth > 0.f) + { + columnp->mRelWidth = (F32)columnp->getWidth() / (F32)mColumn->mParentCtrl->getItemListRect().getWidth(); + } + } + + if (remaining_width >= 0) + { + // width sucked up from neighboring columns, done + break; + } + } + } + } + + // clamp resize amount to maximum that can be absorbed by other columns + if (delta_width > 0) + { + delta_width += llmin(remaining_width, 0); + } + + // propagate constrained delta_width to new width for this column + new_width = getRect().getWidth() + delta_width - mColumn->mParentCtrl->getColumnPadding(); + + // use requested width + mColumn->setWidth(new_width); + + // update proportional spacing + if (mColumn->mRelWidth > 0.f) + { + mColumn->mRelWidth = (F32)new_width / (F32)mColumn->mParentCtrl->getItemListRect().getWidth(); + } + + // tell scroll list to layout columns again + // do immediate update to get proper feedback to resize handle + // which needs to know how far the resize actually went + const bool force_update = true; + mColumn->mParentCtrl->updateColumns(force_update); + } +} + +void LLScrollColumnHeader::setHasResizableElement(bool resizable) +{ + if (mHasResizableElement != resizable) + { + mColumn->mParentCtrl->dirtyColumns(); + mHasResizableElement = resizable; + } +} + +void LLScrollColumnHeader::updateResizeBars() +{ + S32 num_resizable_columns = 0; + S32 col; + for (col = 0; col < mColumn->mParentCtrl->getNumColumns(); col++) + { + LLScrollListColumn* columnp = mColumn->mParentCtrl->getColumn(col); + if (columnp && columnp->mHeader && columnp->mHeader->canResize()) + { + num_resizable_columns++; + } + } + + S32 num_resizers_enabled = 0; + + // now enable/disable resize handles on resizable columns if we have at least two + for (col = 0; col < mColumn->mParentCtrl->getNumColumns(); col++) + { + LLScrollListColumn* columnp = mColumn->mParentCtrl->getColumn(col); + if (!columnp || !columnp->mHeader) continue; + bool enable = num_resizable_columns >= 2 && num_resizers_enabled < (num_resizable_columns - 1) && columnp->mHeader->canResize(); + columnp->mHeader->enableResizeBar(enable); + if (enable) + { + num_resizers_enabled++; + } + } +} + +void LLScrollColumnHeader::enableResizeBar(bool enable) +{ + mResizeBar->setEnabled(enable); +} + +bool LLScrollColumnHeader::canResize() +{ + return getVisible() && (mHasResizableElement || mColumn->mDynamicWidth); +} + +void LLScrollListColumn::SortNames::declareValues() +{ + declare("ascending", LLScrollListColumn::ASCENDING); + declare("descending", LLScrollListColumn::DESCENDING); +} + +// +// LLScrollListColumn +// +//static +const LLScrollListColumn::Params& LLScrollListColumn::getDefaultParams() +{ + return LLUICtrlFactory::getDefaultParams<LLScrollListColumn>(); +} + + +LLScrollListColumn::LLScrollListColumn(const Params& p, LLScrollListCtrl* parent) +: mWidth(0), + mIndex (-1), + mParentCtrl(parent), + mName(p.name), + mLabel(p.header.label), + mHeader(NULL), + mMaxContentWidth(0), + mDynamicWidth(p.width.dynamic_width), + mRelWidth(p.width.relative_width), + mFontAlignment(p.halign), + mSortingColumn(p.sort_column) +{ + if (p.sort_ascending.isProvided()) + { + mSortDirection = p.sort_ascending() ? ASCENDING : DESCENDING; + } + else + { + mSortDirection = p.sort_direction; + } + + setWidth(p.width.pixel_width); +} + +void LLScrollListColumn::setWidth(S32 width) +{ + if (!mDynamicWidth && mRelWidth <= 0.f) + { + mParentCtrl->updateStaticColumnWidth(this, width); + } + mWidth = width; +} |