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/**
* @file lltooltip.h
* @brief LLToolTipMgr class definition and related classes
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* 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_LLTOOLTIP_H
#define LL_LLTOOLTIP_H
// Library includes
#include "llsingleton.h"
#include "llinitparam.h"
#include "llpanel.h"
#include "llstyle.h"
//
// Classes
//
class LLToolTipView : public LLView
{
public:
struct Params : public LLInitParam::Block<Params, LLView::Params>
{
Params();
};
LLToolTipView(const LLToolTipView::Params&);
/*virtual*/ bool handleHover(S32 x, S32 y, MASK mask);
/*virtual*/ bool handleMouseDown(S32 x, S32 y, MASK mask);
/*virtual*/ bool handleMiddleMouseDown(S32 x, S32 y, MASK mask);
/*virtual*/ bool handleRightMouseDown(S32 x, S32 y, MASK mask);
/*virtual*/ bool handleScrollWheel( S32 x, S32 y, S32 clicks );
void drawStickyRect();
/*virtual*/ void draw();
};
class LLToolTip : public LLPanel
{
public:
struct StyledText : public LLInitParam::Block<StyledText>
{
Mandatory<std::string> text;
Optional<LLStyle::Params> style;
};
struct Params : public LLInitParam::Block<Params, LLPanel::Params>
{
typedef boost::function<void(void)> click_callback_t;
typedef boost::function<LLToolTip*(LLToolTip::Params)> create_callback_t;
Optional<std::string> message;
Multiple<StyledText> styled_message;
Optional<LLCoordGL> pos;
Optional<F32> delay_time,
visible_time_over, // time for which tooltip is visible while mouse on it
visible_time_near, // time for which tooltip is visible while mouse near it
visible_time_far; // time for which tooltip is visible while mouse moved away
Optional<LLRect> sticky_rect;
Optional<const LLFontGL*> font;
Optional<LLUIImage*> image;
Optional<LLUIColor> text_color;
Optional<bool> time_based_media,
web_based_media,
media_playing;
Optional<create_callback_t> create_callback;
Optional<LLSD> create_params;
Optional<click_callback_t> click_callback,
click_playmedia_callback,
click_homepage_callback;
Optional<S32> max_width,
padding;
Optional<bool> wrap;
Params();
};
/*virtual*/ void draw();
/*virtual*/ bool handleHover(S32 x, S32 y, MASK mask);
/*virtual*/ void onMouseLeave(S32 x, S32 y, MASK mask);
/*virtual*/ void setVisible(BOOL visible);
bool isFading();
F32 getVisibleTime();
bool hasClickCallback();
LLToolTip(const Params& p);
virtual void initFromParams(const LLToolTip::Params& params);
void getToolTipMessage(std::string & message);
protected:
void updateTextBox();
void snapToChildren();
protected:
class LLTextBox* mTextBox;
class LLButton* mInfoButton;
class LLButton* mPlayMediaButton;
class LLButton* mHomePageButton;
LLFrameTimer mFadeTimer;
LLFrameTimer mVisibleTimer;
bool mHasClickCallback;
S32 mPadding; // pixels
S32 mMaxWidth;
};
// used for the inspector tooltips which need different background images etc.
class LLInspector : public LLToolTip
{
public:
struct Params : public LLInitParam::Block<Params, LLToolTip::Params>
{};
};
class LLToolTipMgr : public LLSingleton<LLToolTipMgr>
{
LLSINGLETON(LLToolTipMgr);
LOG_CLASS(LLToolTipMgr);
public:
void show(const LLToolTip::Params& params);
void show(const std::string& message);
void unblockToolTips();
void blockToolTips();
void hideToolTips();
bool toolTipVisible();
LLRect getToolTipRect();
LLRect getMouseNearRect();
void updateToolTipVisibility();
void getToolTipMessage(std::string & message);
private:
void createToolTip(const LLToolTip::Params& params);
bool mToolTipsBlocked;
class LLToolTip* mToolTip;
// tooltip creation is deferred until the UI is drawn every frame
// so the last tooltip to be created in a given frame will win
LLToolTip::Params mLastToolTipParams; // description of last tooltip we showed
LLToolTip::Params mNextToolTipParams; // description of next tooltip we want to show
bool mNeedsToolTip; // do we want to show a tooltip
LLRect mMouseNearRect;
};
//
// Globals
//
extern LLToolTipView *gToolTipView;
#endif
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