/** 
 * @file llpreviewgesture.h
 * @brief Editing UI for inventory-based gestures.
 *
 * $LicenseInfo:firstyear=2004&license=viewerlgpl$
 * 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_LLPREVIEWGESTURE_H
#define LL_LLPREVIEWGESTURE_H

#include "llassettype.h"
#include "llpreview.h"
#include "llmultigesture.h"

class LLLineEditor;
class LLTextBox;
class LLCheckBoxCtrl;
class LLComboBox;
class LLScrollListCtrl;
class LLScrollListItem;
class LLButton;
class LLRadioGroup;
class LLVFS;

class LLPreviewGesture : public LLPreview
{
public:
	// Pass an object_id if this gesture is inside an object in the world,
	// otherwise use LLUUID::null.
	static LLPreviewGesture* show(const LLUUID& item_id, const LLUUID& object_id);

	LLPreviewGesture(const LLSD& key);
	virtual ~LLPreviewGesture();

	// LLView
	/*virtual*/ void draw();
	/*virtual*/ BOOL handleKeyHere(KEY key, MASK mask);
	/*virtual*/ BOOL handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop,
									 EDragAndDropType cargo_type,
									 void* cargo_data,
									 EAcceptance* accept,
									 std::string& tooltip_msg);

	// LLPanel
	/*virtual*/ BOOL postBuild();

	// LLFloater
	/*virtual*/ BOOL canClose();
	/*virtual*/ void onClose(bool app_quitting);
	/*virtual*/ void onUpdateSucceeded();
	/*virtual*/ void refresh();

protected:
	// Populate various comboboxes
	void addModifiers();
	void addKeys();
	void addAnimations();
	void addSounds();

	void initDefaultGesture();

	void loadAsset();

	static void onLoadComplete(LLVFS *vfs,
							   const LLUUID& asset_uuid,
							   LLAssetType::EType type,
							   void* user_data, S32 status, LLExtStat ext_status);

	void loadUIFromGesture(LLMultiGesture* gesture);

	void saveIfNeeded();

	static void onSaveComplete(const LLUUID& asset_uuid,
							   void* user_data,
							   S32 status, LLExtStat ext_status);

	bool handleSaveChangesDialog(const LLSD& notification, const LLSD& response);

	// Write UI back into gesture
	LLMultiGesture* createGesture();

	// Add a step.  Pass the name of the step, like "Animation",
	// "Sound", "Chat", or "Wait"
	LLScrollListItem* addStep(const enum EStepType step_type);
	
	void onVisibilityChanged ( const LLSD& new_visibility );
	
	static std::string getLabel(std::vector<std::string> labels);
	static void updateLabel(LLScrollListItem* item);

	static void onCommitSetDirty(LLUICtrl* ctrl, void* data);
	static void onCommitLibrary(LLUICtrl* ctrl, void* data);
	static void onCommitStep(LLUICtrl* ctrl, void* data);
	static void onCommitAnimation(LLUICtrl* ctrl, void* data);
	static void onCommitSound(LLUICtrl* ctrl, void* data);
	static void onCommitChat(LLUICtrl* ctrl, void* data);
	static void onCommitWait(LLUICtrl* ctrl, void* data);
	static void onCommitWaitTime(LLUICtrl* ctrl, void* data);

	static void onCommitAnimationTrigger(LLUICtrl* ctrl, void *data);

	// Handy function to commit each keystroke
	static void onKeystrokeCommit(LLLineEditor* caller, void* data);

	static void onClickAdd(void* data);
	static void onClickUp(void* data);
	static void onClickDown(void* data);
	static void onClickDelete(void* data);

	static void onCommitActive(LLUICtrl* ctrl, void* data);
	static void onClickSave(void* data);
	static void onClickPreview(void* data);

	static void onDonePreview(LLMultiGesture* gesture, void* data);

private:
	// LLPreview contains mDescEditor
	LLLineEditor*	mTriggerEditor;
	LLTextBox*		mReplaceText;
	LLLineEditor*	mReplaceEditor;
	LLComboBox*		mModifierCombo;
	LLComboBox*		mKeyCombo;

	LLScrollListCtrl*	mLibraryList;
	LLButton*			mAddBtn;
	LLButton*			mUpBtn;
	LLButton*			mDownBtn;
	LLButton*			mDeleteBtn;
	LLScrollListCtrl*	mStepList;

	// Options panels for items in gesture list
	LLTextBox*			mOptionsText;
	LLRadioGroup*		mAnimationRadio;
	LLComboBox*			mAnimationCombo;
	LLComboBox*			mSoundCombo;
	LLLineEditor*		mChatEditor;
	LLCheckBoxCtrl*		mWaitAnimCheck;
	LLCheckBoxCtrl*		mWaitTimeCheck;
	LLLineEditor*		mWaitTimeEditor;

	LLCheckBoxCtrl*		mActiveCheck;
	LLButton*			mSaveBtn;
	LLButton*			mPreviewBtn;

	LLMultiGesture*		mPreviewGesture;
	BOOL mDirty;
};

#endif // LL_LLPREVIEWGESTURE_H