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/**
* @file lltextbox.h
* @brief A single text item display
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* Copyright (c) 2001-2009, Linden Research, Inc.
*
* 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
*
* 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
*
* 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.
* $/LicenseInfo$
*/
#ifndef LL_LLTEXTBOX_H
#define LL_LLTEXTBOX_H
#include "lluictrl.h"
#include "v4color.h"
#include "llstring.h"
#include "lluistring.h"
#include "lltextbase.h"
class LLTextBox :
public LLTextBase,
public LLUICtrl
{
public:
// *TODO: Add callback to Params
typedef boost::function<void (void)> callback_t;
struct Params : public LLInitParam::Block<Params, LLUICtrl::Params>
{
Optional<std::string> text;
Optional<bool> border_visible,
border_drop_shadow_visible,
bg_visible,
use_ellipses,
word_wrap;
Optional<LLFontGL::ShadowType> font_shadow;
Ignored drop_shadow_visible,
type,
length;
Optional<LLUIColor> text_color,
disabled_color,
background_color,
border_color;
Optional<S32> v_pad,
h_pad,
line_spacing;
Params();
};
protected:
LLTextBox(const Params&);
friend class LLUICtrlFactory;
public:
virtual ~LLTextBox() {}
virtual void draw();
virtual void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE);
virtual BOOL handleMouseDown(S32 x, S32 y, MASK mask);
virtual BOOL handleMouseUp(S32 x, S32 y, MASK mask);
virtual BOOL handleHover(S32 x, S32 y, MASK mask);
virtual BOOL handleRightMouseDown(S32 x, S32 y, MASK mask);
virtual BOOL handleToolTip(S32 x, S32 y, std::string& msg, LLRect* sticky_rect_screen);
void setColor( const LLColor4& c ) { mTextColor = c; }
void setDisabledColor( const LLColor4& c) { mDisabledColor = c; }
void setBackgroundColor( const LLColor4& c) { mBackgroundColor = c; }
void setBorderColor( const LLColor4& c) { mBorderColor = c; }
void setText( const LLStringExplicit& text );
void setWrappedText(const LLStringExplicit& text, F32 max_width = -1.f); // -1 means use existing control width
void setUseEllipses( BOOL use_ellipses ) { mUseEllipses = use_ellipses; }
void setBackgroundVisible(BOOL visible) { mBackgroundVisible = visible; }
void setBorderVisible(BOOL visible) { mBorderVisible = visible; }
void setBorderDropshadowVisible(BOOL visible){ mBorderDropShadowVisible = visible; }
void setHPad(S32 pixels) { mHPad = pixels; }
void setVPad(S32 pixels) { mVPad = pixels; }
void setRightAlign() { mHAlign = LLFontGL::RIGHT; }
void setHAlign( LLFontGL::HAlign align ) { mHAlign = align; }
void setClickedCallback( boost::function<void (void*)> cb, void* userdata = NULL ){ mClickedCallback = boost::bind(cb, userdata); } // mouse down and up within button
const LLFontGL* getFont() const { return mDefaultFont; }
void reshapeToFitText();
const std::string& getText() const { return mText.getString(); }
LLWString getWText() const { return mDisplayText; }
S32 getTextPixelWidth();
S32 getTextPixelHeight();
S32 getLength() const { return mDisplayText.length(); }
virtual void setValue(const LLSD& value );
virtual LLSD getValue() const { return LLSD(getText()); }
virtual BOOL setTextArg( const std::string& key, const LLStringExplicit& text );
protected:
S32 getLineCount() const { return mLineLengthList.size(); }
S32 getLineStart( S32 line ) const;
S32 getDocIndexFromLocalCoord( S32 local_x, S32 local_y, BOOL round ) const;
LLWString getWrappedText(const LLStringExplicit& in_text, F32 max_width = -1.f);
void setLineLengths();
void updateDisplayTextAndSegments();
virtual void drawText(S32 x, S32 y, const LLWString &text, const LLColor4& color );
void onUrlLabelUpdated(const std::string &url, const std::string &label);
bool isClickable() const;
LLWString wrapText(const LLWString &wtext, S32 &hoffset, S32 &line_num, F32 max_width);
void drawTextSegments(S32 x, S32 y, const LLWString &text);
LLUIString mText;
LLWString mDisplayText;
LLUIColor mTextColor;
LLUIColor mDisabledColor;
LLUIColor mBackgroundColor;
LLUIColor mBorderColor;
BOOL mBackgroundVisible;
BOOL mBorderVisible;
BOOL mDidWordWrap;
LLFontGL::ShadowType mShadowType;
BOOL mBorderDropShadowVisible;
BOOL mUseEllipses;
S32 mLineSpacing;
S32 mHPad;
S32 mVPad;
LLFontGL::HAlign mHAlign;
LLFontGL::VAlign mVAlign;
std::vector<S32> mLineLengthList;
callback_t mClickedCallback;
};
#endif
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