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/**
* @file lltabcontainer.h
* @brief LLTabContainerCommon base class
*
* Copyright (c) 2001-2007, Linden Research, Inc.
*
* 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://secondlife.com/developers/opensource/gplv2
*
* 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://secondlife.com/developers/opensource/flossexception
*
* 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.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
*/
// Fear my script-fu!
#ifndef LL_TABCONTAINER_H
#define LL_TABCONTAINER_H
#include "llpanel.h"
#include "llframetimer.h"
class LLButton;
class LLTextBox;
class LLTabContainerCommon : public LLPanel
{
public:
enum TabPosition
{
TOP,
BOTTOM,
LEFT
};
typedef enum e_insertion_point
{
START,
END,
RIGHT_OF_CURRENT
} eInsertionPoint;
LLTabContainerCommon( const LLString& name,
const LLRect& rect,
TabPosition pos,
void(*close_callback)(void*), void* callback_userdata,
BOOL bordered = TRUE);
LLTabContainerCommon( const LLString& name,
const LLString& rect_control,
TabPosition pos,
void(*close_callback)(void*), void* callback_userdata,
BOOL bordered = TRUE);
virtual ~LLTabContainerCommon();
virtual void initButtons() = 0;
virtual void setValue(const LLSD& value) { selectTab((S32) value.asInteger()); }
virtual EWidgetType getWidgetType() const { return WIDGET_TYPE_TAB_CONTAINER; }
virtual LLString getWidgetTag() const { return LL_TAB_CONTAINER_COMMON_TAG; }
virtual LLView* getChildByName(const LLString& name, BOOL recurse = FALSE) const;
static LLView* fromXML(LLXMLNodePtr node, LLView *parent, LLUICtrlFactory *factory);
virtual void addTabPanel(LLPanel* child,
const LLString& label,
BOOL select = FALSE,
void (*on_tab_clicked)(void*, bool) = NULL,
void* userdata = NULL,
S32 indent = 0,
BOOL placeholder = FALSE,
eInsertionPoint insertion_point = END) = 0;
virtual void addPlaceholder(LLPanel* child, const LLString& label);
virtual void enableTabButton(S32 which, BOOL enable);
virtual void removeTabPanel( LLPanel* child );
virtual void deleteAllTabs();
virtual LLPanel* getCurrentPanel();
virtual S32 getCurrentPanelIndex();
virtual S32 getTabCount();
virtual S32 getPanelIndexByTitle(const LLString& title);
virtual LLPanel* getPanelByIndex(S32 index);
virtual LLPanel* getPanelByName(const LLString& name);
virtual S32 getIndexForPanel(LLPanel* panel);
virtual void setCurrentTabName(const LLString& name);
virtual void selectFirstTab();
virtual void selectLastTab();
virtual BOOL selectTabPanel( LLPanel* child );
virtual BOOL selectTab(S32 which) = 0;
virtual BOOL selectTabByName(const LLString& title);
virtual void selectNextTab();
virtual void selectPrevTab();
BOOL getTabPanelFlashing(LLPanel* child);
void setTabPanelFlashing(LLPanel* child, BOOL state);
void setTitle( const LLString& title );
const LLString getPanelTitle(S32 index);
virtual void setTopBorderHeight(S32 height);
virtual void setTabChangeCallback(LLPanel* tab, void (*on_tab_clicked)(void*,bool));
virtual void setTabUserData(LLPanel* tab, void* userdata);
virtual void reshape(S32 width, S32 height, BOOL called_from_parent);
static void onCloseBtn(void* userdata);
static void onTabBtn(void* userdata);
static void onNextBtn(void* userdata);
static void onNextBtnHeld(void* userdata);
static void onPrevBtn(void* userdata);
static void onPrevBtnHeld(void* userdata);
virtual void setRightTabBtnOffset( S32 offset ) { }
virtual void setPanelTitle(S32 index, const LLString& title) { }
virtual TabPosition getTabPosition() { return mTabPosition; }
protected:
// Structure used to map tab buttons to and from tab panels
struct LLTabTuple
{
LLTabTuple( LLTabContainerCommon* c, LLPanel* p, LLButton* b,
void (*cb)(void*,bool), void* userdata, LLTextBox* placeholder = NULL )
:
mTabContainer(c),
mTabPanel(p),
mButton(b),
mOnChangeCallback( cb ),
mUserData( userdata ),
mOldState(FALSE),
mPlaceholderText(placeholder)
{}
LLTabContainerCommon* mTabContainer;
LLPanel* mTabPanel;
LLButton* mButton;
void (*mOnChangeCallback)(void*, bool);
void* mUserData;
BOOL mOldState;
LLTextBox* mPlaceholderText;
};
typedef std::vector<LLTabTuple*> tuple_list_t;
tuple_list_t mTabList;
S32 mCurrentTabIdx;
BOOL mScrolled;
LLFrameTimer mScrollTimer;
S32 mScrollPos;
S32 mScrollPosPixels;
S32 mMaxScrollPos;
void (*mCloseCallback)(void*);
void* mCallbackUserdata;
LLTextBox* mTitleBox;
S32 mTopBorderHeight;
TabPosition mTabPosition;
protected:
void scrollPrev();
void scrollNext();
virtual void updateMaxScrollPos() = 0;
virtual void commitHoveredButton(S32 x, S32 y) = 0;
LLTabTuple* getTabByPanel(LLPanel* child);
void insertTuple(LLTabTuple * tuple, eInsertionPoint insertion_point);
};
class LLTabContainer : public LLTabContainerCommon
{
public:
LLTabContainer( const LLString& name, const LLRect& rect, TabPosition pos,
void(*close_callback)(void*), void* callback_userdata,
const LLString& title=LLString::null, BOOL bordered = TRUE );
LLTabContainer( const LLString& name, const LLString& rect_control, TabPosition pos,
void(*close_callback)(void*), void* callback_userdata,
const LLString& title=LLString::null, BOOL bordered = TRUE );
~LLTabContainer();
/*virtual*/ void initButtons();
/*virtual*/ void draw();
/*virtual*/ void addTabPanel(LLPanel* child,
const LLString& label,
BOOL select = FALSE,
void (*on_tab_clicked)(void*, bool) = NULL,
void* userdata = NULL,
S32 indent = 0,
BOOL placeholder = FALSE,
eInsertionPoint insertion_point = END);
/*virtual*/ BOOL selectTab(S32 which);
/*virtual*/ void removeTabPanel( LLPanel* child );
/*virtual*/ void setPanelTitle(S32 index, const LLString& title);
/*virtual*/ void setRightTabBtnOffset( S32 offset );
/*virtual*/ void setMinTabWidth(S32 width);
/*virtual*/ void setMaxTabWidth(S32 width);
/*virtual*/ S32 getMinTabWidth() const;
/*virtual*/ S32 getMaxTabWidth() const;
/*virtual*/ BOOL handleMouseDown( S32 x, S32 y, MASK mask );
/*virtual*/ BOOL handleHover( S32 x, S32 y, MASK mask );
/*virtual*/ BOOL handleMouseUp( S32 x, S32 y, MASK mask );
/*virtual*/ BOOL handleToolTip(S32 x, S32 y, LLString& msg, LLRect* sticky_rect );
/*virtual*/ BOOL handleKeyHere(KEY key, MASK mask, BOOL called_from_parent);
/*virtual*/ BOOL handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop,
EDragAndDropType type, void* cargo_data,
EAcceptance* accept, LLString& tooltip);
virtual LLXMLNodePtr getXML(bool save_children = true) const;
protected:
LLButton* mLeftArrowBtn;
LLButton* mRightArrowBtn;
S32 mRightTabBtnOffset; // Extra room to the right of the tab buttons.
protected:
virtual void updateMaxScrollPos();
virtual void commitHoveredButton(S32 x, S32 y);
S32 mMinTabWidth;
S32 mMaxTabWidth;
S32 mTotalTabWidth;
};
const S32 TABCNTR_CLOSE_BTN_SIZE = 16;
const S32 TABCNTR_HEADER_HEIGHT = LLPANEL_BORDER_WIDTH + TABCNTR_CLOSE_BTN_SIZE;
#endif // LL_TABCONTAINER_H
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