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/**
* @file llspinctrl.h
* @brief Typical spinner with "up" and "down" arrow buttons.
*
* $LicenseInfo:firstyear=2002&license=viewergpl$
*
* Copyright (c) 2002-2008, 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_LLSPINCTRL_H
#define LL_LLSPINCTRL_H
#include "stdtypes.h"
#include "lluictrl.h"
#include "v4color.h"
#include "llrect.h"
//
// Constants
//
const S32 SPINCTRL_BTN_HEIGHT = 8;
const S32 SPINCTRL_BTN_WIDTH = 16;
const S32 SPINCTRL_SPACING = 2; // space between label right and button left
const S32 SPINCTRL_HEIGHT = 2 * SPINCTRL_BTN_HEIGHT;
const S32 SPINCTRL_DEFAULT_LABEL_WIDTH = 10;
class LLSpinCtrl
: public LLUICtrl
{
public:
LLSpinCtrl(const LLString& name, const LLRect& rect,
const LLString& label,
const LLFontGL* font,
void (*commit_callback)(LLUICtrl*, void*),
void* callback_userdata,
F32 initial_value, F32 min_value, F32 max_value, F32 increment,
const LLString& control_name = LLString(),
S32 label_width = SPINCTRL_DEFAULT_LABEL_WIDTH );
virtual ~LLSpinCtrl() {} // Children all cleaned up by default view destructor.
virtual EWidgetType getWidgetType() const { return WIDGET_TYPE_SPINNER; }
virtual LLString getWidgetTag() const { return LL_SPIN_CTRL_TAG; }
virtual LLXMLNodePtr getXML(bool save_children = true) const;
static LLView* fromXML(LLXMLNodePtr node, LLView *parent, class LLUICtrlFactory *factory);
virtual void setValue(const LLSD& value );
virtual LLSD getValue() const { return mValue; }
F32 get() const { return (F32)getValue().asReal(); }
void set(F32 value) { setValue(value); mInitialValue = value; }
virtual void setMinValue(LLSD min_value) { setMinValue((F32)min_value.asReal()); }
virtual void setMaxValue(LLSD max_value) { setMaxValue((F32)max_value.asReal()); }
BOOL isMouseHeldDown() const;
virtual void setEnabled( BOOL b );
virtual void setFocus( BOOL b );
virtual void clear();
virtual BOOL isDirty() const { return( mValue != mInitialValue ); }
virtual void setPrecision(S32 precision);
virtual void setMinValue(F32 min) { mMinValue = min; }
virtual void setMaxValue(F32 max) { mMaxValue = max; }
virtual void setIncrement(F32 inc) { mIncrement = inc; }
virtual F32 getMinValue() { return mMinValue ; }
virtual F32 getMaxValue() { return mMaxValue ; }
void setLabel(const LLStringExplicit& label);
void setLabelColor(const LLColor4& c) { mTextEnabledColor = c; }
void setDisabledLabelColor(const LLColor4& c) { mTextDisabledColor = c; }
virtual void onTabInto();
virtual void setTentative(BOOL b); // marks value as tentative
virtual void onCommit(); // mark not tentative, then commit
void forceEditorCommit(); // for commit on external button
virtual BOOL handleScrollWheel(S32 x,S32 y,S32 clicks);
virtual BOOL handleKeyHere(KEY key, MASK mask, BOOL called_from_parent);
virtual void draw();
static void onEditorCommit(LLUICtrl* caller, void* userdata);
static void onEditorGainFocus(LLFocusableElement* caller, void *userdata);
static void onEditorChangeFocus(LLUICtrl* caller, S32 direction, void *userdata);
static void onUpBtn(void *userdata);
static void onDownBtn(void *userdata);
private:
void updateEditor();
void reportInvalidData();
F32 mValue;
F32 mInitialValue;
F32 mMaxValue;
F32 mMinValue;
F32 mIncrement;
S32 mPrecision;
class LLTextBox* mLabelBox;
class LLLineEditor* mEditor;
LLColor4 mTextEnabledColor;
LLColor4 mTextDisabledColor;
class LLButton* mUpBtn;
class LLButton* mDownBtn;
BOOL mbHasBeenSet;
};
#endif // LL_LLSPINCTRL_H
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