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/**
* @file lltabcontainer.h
* @brief LLTabContainer class
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* 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
* $/LicenseInfo$
*/
#ifndef LL_TABCONTAINER_H
#define LL_TABCONTAINER_H
#include "llpanel.h"
#include "lltextbox.h"
#include "llframetimer.h"
#include "lliconctrl.h"
#include "llbutton.h"
class LLTabTuple;
class LLTabContainer : public LLPanel
{
public:
enum TabPosition
{
TOP,
BOTTOM,
LEFT
};
typedef enum e_insertion_point
{
START,
END,
LEFT_OF_CURRENT,
RIGHT_OF_CURRENT
} eInsertionPoint;
struct TabPositions : public LLInitParam::TypeValuesHelper<LLTabContainer::TabPosition, TabPositions>
{
static void declareValues();
};
struct TabParams : public LLInitParam::Block<TabParams>
{
Optional<LLUIImage*> tab_top_image_unselected,
tab_top_image_selected,
tab_top_image_flash,
tab_bottom_image_unselected,
tab_bottom_image_selected,
tab_bottom_image_flash,
tab_left_image_unselected,
tab_left_image_selected,
tab_left_image_flash;
TabParams();
};
struct Params
: public LLInitParam::Block<Params, LLPanel::Params>
{
Optional<TabPosition, TabPositions> tab_position;
Optional<S32> tab_width,
tab_min_width,
tab_max_width,
tab_height,
label_pad_bottom,
label_pad_left;
Optional<bool> hide_tabs;
Optional<bool> hide_scroll_arrows;
Optional<S32> tab_padding_right;
Optional<TabParams> first_tab,
middle_tab,
last_tab;
/**
* Tab label horizontal alignment
*/
Optional<LLFontGL::HAlign> font_halign;
/**
* Tab label ellipses
*/
Optional<bool> use_ellipses;
/**
* Use LLCustomButtonIconCtrl or LLButton in LLTabTuple
*/
Optional<bool> use_custom_icon_ctrl;
/**
* Open tabs on hover in drag and drop situations
*/
Optional<bool> open_tabs_on_drag_and_drop;
/**
* Enable tab flashing
*/
Optional<bool> enable_tabs_flashing;
Optional<LLUIColor> tabs_flashing_color;
/**
* Paddings for LLIconCtrl in case of LLCustomButtonIconCtrl usage(use_custom_icon_ctrl = true)
*/
Optional<S32> tab_icon_ctrl_pad;
Optional<bool> use_tab_offset;
Params();
};
protected:
LLTabContainer(const Params&);
friend class LLUICtrlFactory;
public:
//LLTabContainer( const std::string& name, const LLRect& rect, TabPosition pos,
// bool bordered, bool is_vertical);
/*virtual*/ ~LLTabContainer();
// from LLView
/*virtual*/ void setValue(const LLSD& value);
/*virtual*/ void reshape(S32 width, S32 height, bool called_from_parent = true);
/*virtual*/ void draw();
/*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, MASK mask);
/*virtual*/ bool handleKeyHere(KEY key, MASK mask);
/*virtual*/ bool handleDragAndDrop(S32 x, S32 y, MASK mask, bool drop,
EDragAndDropType type, void* cargo_data,
EAcceptance* accept, std::string& tooltip);
/*virtual*/ LLView* getChildView(const std::string& name, bool recurse = true) const;
/*virtual*/ LLView* findChildView(const std::string& name, bool recurse = true) const;
/*virtual*/ void initFromParams(const LLPanel::Params& p);
/*virtual*/ bool addChild(LLView* view, S32 tab_group = 0);
/*virtual*/ bool postBuild();
struct TabPanelParams : public LLInitParam::Block<TabPanelParams>
{
Mandatory<LLPanel*> panel;
Optional<std::string> label;
Optional<bool> select_tab,
is_placeholder;
Optional<S32> indent;
Optional<eInsertionPoint> insert_at;
Optional<void*> user_data;
TabPanelParams()
: panel("panel", NULL),
label("label"),
select_tab("select_tab"),
is_placeholder("is_placeholder"),
indent("indent"),
insert_at("insert_at", END)
{}
};
void addTabPanel(LLPanel* panel);
void addTabPanel(const TabPanelParams& panel);
void addPlaceholder(LLPanel* child, const std::string& label);
void removeTabPanel( LLPanel* child );
void lockTabs(S32 num_tabs = 0);
void unlockTabs();
S32 getNumLockedTabs() { return mLockedTabCount; }
void enableTabButton(S32 which, bool enable);
void deleteAllTabs();
LLPanel* getCurrentPanel();
S32 getCurrentPanelIndex();
S32 getTabCount();
LLPanel* getPanelByIndex(S32 index);
S32 getIndexForPanel(LLPanel* panel);
S32 getPanelIndexByTitle(const std::string& title);
LLPanel* getPanelByName(const std::string& name);
S32 getTotalTabWidth() const;
void setCurrentTabName(const std::string& name);
void selectFirstTab();
void selectLastTab();
void selectNextTab();
void selectPrevTab();
bool selectTabPanel( LLPanel* child );
bool selectTab(S32 which);
bool selectTabByName(const std::string& title);
void setCurrentPanelIndex(S32 index) { mCurrentTabIdx = index; }
bool getTabPanelFlashing(LLPanel* child);
void setTabPanelFlashing(LLPanel* child, bool state);
void setTabImage(LLPanel* child, std::string img_name, const LLColor4& color = LLColor4::white);
void setTabImage(LLPanel* child, const LLUUID& img_id, const LLColor4& color = LLColor4::white);
void setTabImage(LLPanel* child, LLIconCtrl* icon);
void setTitle( const std::string& title );
const std::string getPanelTitle(S32 index);
void setTopBorderHeight(S32 height);
S32 getTopBorderHeight() const;
void setRightTabBtnOffset( S32 offset );
void setPanelTitle(S32 index, const std::string& title);
TabPosition getTabPosition() const { return mTabPosition; }
void setMinTabWidth(S32 width) { mMinTabWidth = width; }
void setMaxTabWidth(S32 width) { mMaxTabWidth = width; }
S32 getMinTabWidth() const { return mMinTabWidth; }
S32 getMaxTabWidth() const { return mMaxTabWidth; }
void setTabVisibility( LLPanel const *aPanel, bool );
void startDragAndDropDelayTimer() { mDragAndDropDelayTimer.start(); }
void onTabBtn( const LLSD& data, LLPanel* panel );
void onNextBtn(const LLSD& data);
void onNextBtnHeld(const LLSD& data);
void onPrevBtn(const LLSD& data);
void onPrevBtnHeld(const LLSD& data);
void onJumpFirstBtn( const LLSD& data );
void onJumpLastBtn( const LLSD& data );
private:
void initButtons();
bool setTab(S32 which);
LLTabTuple* getTab(S32 index) { return mTabList[index]; }
LLTabTuple* getTabByPanel(LLPanel* child);
void insertTuple(LLTabTuple * tuple, eInsertionPoint insertion_point);
S32 getScrollPos() const { return mScrollPos; }
void setScrollPos(S32 pos) { mScrollPos = pos; }
S32 getMaxScrollPos() const { return mMaxScrollPos; }
void setMaxScrollPos(S32 pos) { mMaxScrollPos = pos; }
S32 getScrollPosPixels() const { return mScrollPosPixels; }
void setScrollPosPixels(S32 pixels) { mScrollPosPixels = pixels; }
void setTabsHidden(bool hidden) { mTabsHidden = hidden; }
bool getTabsHidden() const { return mTabsHidden; }
void scrollPrev() { mScrollPos = llmax(0, mScrollPos-1); } // No wrap
void scrollNext() { mScrollPos = llmin(mScrollPos+1, mMaxScrollPos); } // No wrap
void updateMaxScrollPos();
void commitHoveredButton(S32 x, S32 y);
// updates tab button images given the tuple, tab position and the corresponding params
void update_images(LLTabTuple* tuple, TabParams params, LLTabContainer::TabPosition pos);
void reshapeTuple(LLTabTuple* tuple);
// Variables
typedef std::vector<LLTabTuple*> tuple_list_t;
tuple_list_t mTabList;
S32 mCurrentTabIdx;
bool mTabsHidden;
bool mHideScrollArrows;
bool mScrolled;
LLFrameTimer mScrollTimer;
S32 mScrollPos;
S32 mScrollPosPixels;
S32 mMaxScrollPos;
LLTextBox* mTitleBox;
S32 mTopBorderHeight;
TabPosition mTabPosition;
S32 mLockedTabCount;
S32 mMinTabWidth;
LLButton* mPrevArrowBtn;
LLButton* mNextArrowBtn;
bool mIsVertical;
// Horizontal specific
LLButton* mJumpPrevArrowBtn;
LLButton* mJumpNextArrowBtn;
S32 mRightTabBtnOffset; // Extra room to the right of the tab buttons.
S32 mMaxTabWidth;
S32 mTotalTabWidth;
S32 mTabHeight;
// Padding under the text labels of tab buttons
S32 mLabelPadBottom;
// Padding to the left of text labels of tab buttons
S32 mLabelPadLeft;
LLFrameTimer mDragAndDropDelayTimer;
LLFontGL::HAlign mFontHalign;
const LLFontGL* mFont;
TabParams mFirstTabParams;
TabParams mMiddleTabParams;
TabParams mLastTabParams;
bool mCustomIconCtrlUsed;
bool mOpenTabsOnDragAndDrop;
bool mEnableTabsFlashing;
LLUIColor mTabsFlashingColor;
S32 mTabIconCtrlPad;
bool mUseTabEllipses;
LLFrameTimer mMouseDownTimer;
bool mUseTabOffset;
};
#endif // LL_TABCONTAINER_H
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