diff options
Diffstat (limited to 'indra/llui/llscrollcontainer.h')
| -rw-r--r-- | indra/llui/llscrollcontainer.h | 75 |
1 files changed, 44 insertions, 31 deletions
diff --git a/indra/llui/llscrollcontainer.h b/indra/llui/llscrollcontainer.h index 26d8cc824e..46a71a7e30 100644 --- a/indra/llui/llscrollcontainer.h +++ b/indra/llui/llscrollcontainer.h @@ -2,31 +2,25 @@ * @file llscrollcontainer.h * @brief LLScrollContainer class header file. * - * $LicenseInfo:firstyear=2001&license=viewergpl$ - * - * Copyright (c) 2001-2009, Linden Research, Inc. - * + * $LicenseInfo:firstyear=2001&license=viewerlgpl$ * 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 + * 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. * - * 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 + * 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. * - * 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. + * 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 * - * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO - * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, - * COMPLETENESS OR PERFORMANCE. + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ @@ -53,6 +47,10 @@ class LLUICtrlFactory; * the width and height of the view you're scrolling. * *****************************************************************************/ + +struct ScrollContainerRegistry : public LLChildRegistry<ScrollContainerRegistry> +{}; + class LLScrollContainer : public LLUICtrl { public: @@ -62,12 +60,21 @@ public: struct Params : public LLInitParam::Block<Params, LLUICtrl::Params> { - Optional<bool> is_opaque; + Optional<bool> is_opaque, + reserve_scroll_corner, + border_visible, + hide_scrollbar; + Optional<F32> min_auto_scroll_rate, + max_auto_scroll_rate; Optional<LLUIColor> bg_color; - Optional<bool> reserve_scroll_corner; + Optional<LLScrollbar::callback_t> scroll_callback; Params(); }; + + // my valid children are stored in this registry + typedef ScrollContainerRegistry child_registry_t; + protected: LLScrollContainer(const Params&); friend class LLUICtrlFactory; @@ -76,21 +83,23 @@ public: virtual void setValue(const LLSD& value) { mInnerRect.setValue(value); } - void calcVisibleSize( S32 *visible_width, S32 *visible_height, BOOL* show_h_scrollbar, BOOL* show_v_scrollbar ) const; - void calcVisibleSize( const LLRect& doc_rect, S32 *visible_width, S32 *visible_height, BOOL* show_h_scrollbar, BOOL* show_v_scrollbar ) const; void setBorderVisible( BOOL b ); - void scrollToShowRect( const LLRect& rect, const LLCoordGL& desired_offset ); + void scrollToShowRect( const LLRect& rect, const LLRect& constraint); + void scrollToShowRect( const LLRect& rect) { scrollToShowRect(rect, LLRect(0, mInnerRect.getHeight(), mInnerRect.getWidth(), 0)); } + void setReserveScrollCorner( BOOL b ) { mReserveScrollCorner = b; } - const LLRect& getScrolledViewRect() const { return mScrolledView->getRect(); } + LLRect getVisibleContentRect(); + LLRect getContentWindowRect(); + const LLRect& getScrolledViewRect() const { return mScrolledView ? mScrolledView->getRect() : LLRect::null; } void pageUp(S32 overlap = 0); void pageDown(S32 overlap = 0); void goToTop(); void goToBottom(); + bool isAtTop() { return mScrollbar[VERTICAL]->isAtBeginning(); } + bool isAtBottom() { return mScrollbar[VERTICAL]->isAtEnd(); } S32 getBorderWidth() const; - BOOL needsToScroll(S32 x, S32 y, SCROLL_ORIENTATION axis) const; - // LLView functionality virtual void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE); virtual BOOL handleKeyHere(KEY key, MASK mask); @@ -101,16 +110,17 @@ public: EAcceptance* accept, std::string& tooltip_msg); - virtual BOOL handleToolTip(S32 x, S32 y, std::string& msg, LLRect* sticky_rect); virtual void draw(); virtual bool addChild(LLView* view, S32 tab_group = 0); - virtual const widget_registry_t& getChildRegistry() const; + + bool autoScroll(S32 x, S32 y); private: // internal scrollbar handlers virtual void scrollHorizontal( S32 new_pos ); virtual void scrollVertical( S32 new_pos ); void updateScroll(); + void calcVisibleSize( S32 *visible_width, S32 *visible_height, BOOL* show_h_scrollbar, BOOL* show_v_scrollbar ) const; LLScrollbar* mScrollbar[SCROLLBAR_COUNT]; LLView* mScrolledView; @@ -122,6 +132,9 @@ private: BOOL mReserveScrollCorner; BOOL mAutoScrolling; F32 mAutoScrollRate; + F32 mMinAutoScrollRate; + F32 mMaxAutoScrollRate; + bool mHideScrollbar; }; |