1 files changed, 88 insertions, 79 deletions

diff --git a/indra/llui/lllayoutstack.h b/indra/llui/lllayoutstack.h
index 4ac8ef0ee9..a245ebe1b9 100644..100755
--- a/indra/llui/lllayoutstack.h
+++ b/indra/llui/lllayoutstack.h
@@ -5,7 +5,7 @@
  *
  * $LicenseInfo:firstyear=2001&license=viewerlgpl$
  * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
+ * 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
@@ -29,37 +29,33 @@
 #define LL_LLLAYOUTSTACK_H
 
 #include "llpanel.h"
+#include "llresizebar.h"
 
-class LLPanel;
 
 class LLLayoutPanel;
 
+
 class LLLayoutStack : public LLView, public LLInstanceTracker<LLLayoutStack>
 {
 public:
-	typedef enum e_layout_orientation
-	{
-		HORIZONTAL,
-		VERTICAL
-	} ELayoutOrientation;
-
-	struct OrientationNames
-	:	public LLInitParam::TypeValuesHelper<ELayoutOrientation, OrientationNames>
-	{
-		static void declareValues();
-	};
 
 	struct LayoutStackRegistry : public LLChildRegistry<LayoutStackRegistry>
 	{};
 
 	struct Params : public LLInitParam::Block<Params, LLView::Params>
 	{
-		Mandatory<ELayoutOrientation, OrientationNames>	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();
 	};
@@ -72,12 +68,11 @@ public:
 	/*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,
@@ -85,70 +80,54 @@ public:
 	} EAnimate;
 
 	void addPanel(LLLayoutPanel* panel, EAnimate animate = NO_ANIMATE);
-	void removePanel(LLPanel* panel);
 	void collapsePanel(LLPanel* panel, BOOL collapsed = TRUE);
 	S32 getNumPanels() { return mPanels.size(); }
-	/**
-	 * Moves panel_to_move before target_panel inside layout stack (both panels should already be there).
-	 * If move_to_front is true target_panel is ignored and panel_to_move is moved to the beginning of mPanels
-	 */
-	void movePanel(LLPanel* panel_to_move, LLPanel* target_panel, bool move_to_front = false);
-
-	void updatePanelAutoResize(const std::string& panel_name, BOOL auto_resize);
-	void setPanelUserResize(const std::string& panel_name, BOOL user_resize);
-	
-	/**
-	 * Gets minimal dimension along layout_stack axis of the specified by name panel.
-	 *
-	 * @returns true if specified by panel_name internal panel exists, false otherwise.
-	 */
-	bool getPanelMinSize(const std::string& panel_name, S32* min_dimp);
-
-	/**
-	 * Gets maximal dimension along layout_stack axis of the specified by name panel.
-	 *
-	 * @returns true if specified by panel_name internal panel exists, false otherwise.
-	 */
-	bool getPanelMaxSize(const std::string& panel_name, S32* max_dim);
-	
-	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:
-	void createResizeBars();
-	void calcMinExtents();
-	S32 getDefaultHeight(S32 cur_height);
-	S32 getDefaultWidth(S32 cur_width);
+	void updateResizeBarLimits();
+	bool animatePanels();
+	void createResizeBar(LLLayoutPanel* panel);
 
-	const ELayoutOrientation mOrientation;
+	const EOrientation mOrientation;
 
 	typedef std::vector<LLLayoutPanel*> e_panel_list_t;
 	e_panel_list_t mPanels;
 
 	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;
+	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;
@@ -156,44 +135,74 @@ friend class LLUICtrlFactory;
 public:
 	struct Params : public LLInitParam::Block<Params, LLPanel::Params>
 	{
-		Optional<S32>			min_dim,
-								max_dim;
+		Optional<S32>			expanded_min_dim,
+								min_dim;
 		Optional<bool>			user_resize,
 								auto_resize;
 
-		Params()
-		:	min_dim("min_dim", 0),
-			max_dim("max_dim", 0),
-			user_resize("user_resize", true),
-			auto_resize("auto_resize", true)
-		{
-			addSynonym(min_dim, "min_width");
-			addSynonym(min_dim, "min_height");
-			addSynonym(max_dim, "max_width");
-			addSynonym(max_dim, "max_height");
-		}
+		Params();
 	};
 
 	~LLLayoutPanel();
 
 	void initFromParams(const Params& p);
-	void setMinDim(S32 value) { mMinDim = value; }
-	void setMaxDim(S32 value) { mMaxDim = value; }
 
-protected:
-	LLLayoutPanel(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; }
 	
-	F32 getCollapseFactor(LLLayoutStack::ELayoutOrientation orientation);
+	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;}
 
-	S32 mMinDim;
-	S32 mMaxDim;
-	BOOL mAutoResize;
-	BOOL mUserResize;
-	BOOL 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;
-	F32 mVisibleAmt;
-	F32 mCollapseAmt;
 };