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/**
* @file llsliderctrl.h
* @brief Decorated wrapper for a LLSlider.
*
* $LicenseInfo:firstyear=2002&license=viewerlgpl$
* 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_LLSLIDERCTRL_H
#define LL_LLSLIDERCTRL_H
#include "lluictrl.h"
#include "v4color.h"
#include "llslider.h"
#include "lltextbox.h"
#include "llrect.h"
#include "lllineeditor.h"
class LLSliderCtrl : public LLF32UICtrl
{
public:
struct Params : public LLInitParam::Block<Params, LLF32UICtrl::Params>
{
Optional<std::string> orientation;
Optional<S32> label_width;
Optional<S32> text_width;
Optional<bool> show_text;
Optional<bool> can_edit_text;
Optional<bool> is_volume_slider;
Optional<S32> decimal_digits;
Optional<LLUIColor> text_color,
text_disabled_color;
Optional<CommitCallbackParam> mouse_down_callback,
mouse_up_callback;
Optional<LLSlider::Params> slider_bar;
Optional<LLLineEditor::Params> value_editor;
Optional<LLTextBox::Params> value_text;
Optional<LLTextBox::Params> slider_label;
Params()
: text_width("text_width"),
label_width("label_width"),
show_text("show_text"),
can_edit_text("can_edit_text"),
is_volume_slider("volume"),
decimal_digits("decimal_digits", 3),
text_color("text_color"),
text_disabled_color("text_disabled_color"),
slider_bar("slider_bar"),
value_editor("value_editor"),
value_text("value_text"),
slider_label("slider_label"),
mouse_down_callback("mouse_down_callback"),
mouse_up_callback("mouse_up_callback"),
orientation("orientation", std::string ("horizontal"))
{}
};
protected:
LLSliderCtrl(const Params&);
friend class LLUICtrlFactory;
public:
virtual ~LLSliderCtrl();
/*virtual*/ F32 getValueF32() const { return mSlider->getValueF32(); }
void setValue(F32 v, BOOL from_event = FALSE);
/*virtual*/ void setValue(const LLSD& value) { setValue((F32)value.asReal(), TRUE); }
/*virtual*/ LLSD getValue() const { return LLSD(getValueF32()); }
/*virtual*/ BOOL setLabelArg( const std::string& key, const LLStringExplicit& text );
BOOL isMouseHeldDown() const { return mSlider->hasMouseCapture(); }
virtual void setPrecision(S32 precision);
/*virtual*/ void setEnabled( BOOL b );
/*virtual*/ void clear();
/*virtual*/ void setMinValue(const LLSD& min_value) { setMinValue((F32)min_value.asReal()); }
/*virtual*/ void setMaxValue(const LLSD& max_value) { setMaxValue((F32)max_value.asReal()); }
/*virtual*/ void setMinValue(F32 min_value) { mSlider->setMinValue(min_value); updateText(); }
/*virtual*/ void setMaxValue(F32 max_value) { mSlider->setMaxValue(max_value); updateText(); }
/*virtual*/ void setIncrement(F32 increment) { mSlider->setIncrement(increment);}
F32 getMinValue() const { return mSlider->getMinValue(); }
F32 getMaxValue() const { return mSlider->getMaxValue(); }
void setLabel(const LLStringExplicit& label) { if (mLabelBox) mLabelBox->setText(label); }
void setLabelColor(const LLColor4& c) { mTextEnabledColor = c; }
void setDisabledLabelColor(const LLColor4& c) { mTextDisabledColor = c; }
boost::signals2::connection setSliderMouseDownCallback( const commit_signal_t::slot_type& cb );
boost::signals2::connection setSliderMouseUpCallback( const commit_signal_t::slot_type& cb );
boost::signals2::connection setSliderEditorCommitCallback( const commit_signal_t::slot_type& cb );
/*virtual*/ void onTabInto();
/*virtual*/ void setTentative(BOOL b); // marks value as tentative
/*virtual*/ void onCommit(); // mark not tentative, then commit
/*virtual*/ void setControlName(const std::string& control_name, LLView* context)
{
LLUICtrl::setControlName(control_name, context);
mSlider->setControlName(control_name, context);
}
/*virtual*/ void setRect(const LLRect& rect);
/*virtual*/ void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE);
static void onSliderCommit(LLUICtrl* caller, const LLSD& userdata);
static void onEditorCommit(LLUICtrl* ctrl, const LLSD& userdata);
static void onEditorGainFocus(LLFocusableElement* caller, void *userdata);
static void onEditorChangeFocus(LLUICtrl* caller, S32 direction, void *userdata);
private:
void updateText();
void updateSliderRect();
void reportInvalidData();
const LLFontGL* mFont;
const LLFontGL* mLabelFont;
BOOL mShowText;
BOOL mCanEditText;
S32 mPrecision;
LLTextBox* mLabelBox;
S32 mLabelWidth;
F32 mValue;
LLSlider* mSlider;
class LLLineEditor* mEditor;
LLTextBox* mTextBox;
LLUIColor mTextEnabledColor;
LLUIColor mTextDisabledColor;
commit_signal_t* mEditorCommitSignal;
};
#endif // LL_LLSLIDERCTRL_H
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