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Diffstat (limited to 'indra/llui/lllayoutstack.h')
| -rwxr-xr-x[-rw-r--r--] | indra/llui/lllayoutstack.h | 207 |
1 files changed, 139 insertions, 68 deletions
diff --git a/indra/llui/lllayoutstack.h b/indra/llui/lllayoutstack.h index e454454fe2..a245ebe1b9 100644..100755 --- a/indra/llui/lllayoutstack.h +++ b/indra/llui/lllayoutstack.h @@ -3,136 +3,207 @@ * @author Richard Nelson * @brief LLLayout class - dynamic stacking of UI elements * - * $LicenseInfo:firstyear=2001&license=viewergpl$ - * - * 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 Reshasearch, 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 * $/LicenseInfo$ */ #ifndef LL_LLLAYOUTSTACK_H #define LL_LLLAYOUTSTACK_H -#include "llview.h" +#include "llpanel.h" +#include "llresizebar.h" + + +class LLLayoutPanel; -class LLPanel; class LLLayoutStack : public LLView, public LLInstanceTracker<LLLayoutStack> { public: + + struct LayoutStackRegistry : public LLChildRegistry<LayoutStackRegistry> + {}; + struct Params : public LLInitParam::Block<Params, LLView::Params> { - Optional<std::string> orientation; + Mandatory<EOrientation> orientation; Optional<S32> border_size; Optional<bool> animate, clip; + Optional<F32> open_time_constant, + close_time_constant; + Optional<S32> resize_bar_overlap; + Optional<bool> show_drag_handle; + Optional<S32> drag_handle_first_indent; + Optional<S32> drag_handle_second_indent; + Optional<S32> drag_handle_thickness; + Optional<S32> drag_handle_shift; Params(); }; - typedef enum e_layout_orientation - { - HORIZONTAL, - VERTICAL - } ELayoutOrientation; + typedef LayoutStackRegistry child_registry_t; virtual ~LLLayoutStack(); /*virtual*/ void draw(); /*virtual*/ void removeChild(LLView*); /*virtual*/ BOOL postBuild(); + /*virtual*/ bool addChild(LLView* child, S32 tab_group = 0); + /*virtual*/ void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE); + static LLView* fromXML(LLXMLNodePtr node, LLView *parent, LLXMLNodePtr output_node = NULL); - S32 getMinWidth() const { return mMinWidth; } - S32 getMinHeight() const { return mMinHeight; } - typedef enum e_animate { NO_ANIMATE, ANIMATE } EAnimate; - void addPanel(LLPanel* panel, S32 min_width, S32 min_height, S32 max_width, S32 max_height, BOOL auto_resize, BOOL user_resize, EAnimate animate = NO_ANIMATE, S32 index = S32_MAX); - void removePanel(LLPanel* panel); + void addPanel(LLLayoutPanel* panel, EAnimate animate = NO_ANIMATE); void collapsePanel(LLPanel* panel, BOOL collapsed = TRUE); S32 getNumPanels() { return mPanels.size(); } - void updatePanelAutoResize(const std::string& panel_name, BOOL auto_resize); - void setPanelUserResize(const std::string& panel_name, BOOL user_resize); - - /** - * Gets minimal width and/or height of the specified by name panel. - * - * If it is necessary to get only the one dimension pass NULL for another one. - * @returns true if specified by panel_name internal panel exists, false otherwise. - */ - bool getPanelMinSize(const std::string& panel_name, S32* min_widthp, S32* min_heightp); - - /** - * Gets maximal width and/or height of the specified by name panel. - * - * If it is necessary to get only the one dimension pass NULL for another one. - * @returns true if specified by panel_name internal panel exists, false otherwise. - */ - bool getPanelMaxSize(const std::string& panel_name, S32* max_width, S32* max_height); - - void updateLayout(BOOL force_resize = FALSE); - + void updateLayout(); + S32 getPanelSpacing() const { return mPanelSpacing; } - BOOL getAnimate () const { return mAnimate; } - void setAnimate (BOOL animate) { mAnimate = animate; } static void updateClass(); protected: LLLayoutStack(const Params&); friend class LLUICtrlFactory; + friend class LLLayoutPanel; private: - struct LayoutPanel; + void updateResizeBarLimits(); + bool animatePanels(); + void createResizeBar(LLLayoutPanel* panel); - void calcMinExtents(); - S32 getDefaultHeight(S32 cur_height); - S32 getDefaultWidth(S32 cur_width); + const EOrientation mOrientation; - const ELayoutOrientation mOrientation; - - typedef std::vector<LayoutPanel*> e_panel_list_t; + typedef std::vector<LLLayoutPanel*> e_panel_list_t; e_panel_list_t mPanels; - LayoutPanel* findEmbeddedPanel(LLPanel* panelp) const; - LayoutPanel* findEmbeddedPanelByName(const std::string& name) const; + LLLayoutPanel* findEmbeddedPanel(LLPanel* panelp) const; + LLLayoutPanel* findEmbeddedPanelByName(const std::string& name) const; + void updateFractionalSizes(); + void normalizeFractionalSizes(); + void updatePanelRect( LLLayoutPanel* param1, const LLRect& new_rect ); - S32 mMinWidth; // calculated by calcMinExtents - S32 mMinHeight; // calculated by calcMinExtents S32 mPanelSpacing; // true if we already applied animation this frame bool mAnimatedThisFrame; bool mAnimate; bool mClip; + F32 mOpenTimeConstant; + F32 mCloseTimeConstant; + bool mNeedsLayout; + S32 mResizeBarOverlap; + bool mShowDragHandle; + S32 mDragHandleFirstIndent; + S32 mDragHandleSecondIndent; + S32 mDragHandleThickness; + S32 mDragHandleShift; }; // end class LLLayoutStack + +class LLLayoutPanel : public LLPanel +{ +friend class LLLayoutStack; +friend class LLUICtrlFactory; +public: + struct Params : public LLInitParam::Block<Params, LLPanel::Params> + { + Optional<S32> expanded_min_dim, + min_dim; + Optional<bool> user_resize, + auto_resize; + + Params(); + }; + + ~LLLayoutPanel(); + + void initFromParams(const Params& p); + + void handleReshape(const LLRect& new_rect, bool by_user); + + void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE); + + + void setVisible(BOOL visible); + + S32 getLayoutDim() const; + S32 getTargetDim() const; + void setTargetDim(S32 value); + S32 getMinDim() const { return llmax(0, mMinDim); } + void setMinDim(S32 value) { mMinDim = value; } + + S32 getExpandedMinDim() const { return mExpandedMinDim >= 0 ? mExpandedMinDim : getMinDim(); } + void setExpandedMinDim(S32 value) { mExpandedMinDim = value; } + + S32 getRelevantMinDim() const + { + S32 min_dim = mMinDim; + + if (!mCollapsed) + { + min_dim = getExpandedMinDim(); + } + + return min_dim; + } + + F32 getAutoResizeFactor() const; + F32 getVisibleAmount() const; + S32 getVisibleDim() const; + LLResizeBar* getResizeBar() { return mResizeBar; } + + bool isCollapsed() const { return mCollapsed;} + + void setOrientation(LLView::EOrientation orientation); + void storeOriginalDim(); + + void setIgnoreReshape(bool ignore) { mIgnoreReshape = ignore; } + +protected: + LLLayoutPanel(const Params& p); + + const bool mAutoResize; + const bool mUserResize; + + S32 mExpandedMinDim; + S32 mMinDim; + bool mCollapsed; + F32 mVisibleAmt; + F32 mCollapseAmt; + F32 mFractionalSize; + S32 mTargetDim; + bool mIgnoreReshape; + LLView::EOrientation mOrientation; + class LLResizeBar* mResizeBar; +}; + + #endif |