/**
 *******************************************************************************
 * @file BufferViewer.cpp
 * @brief Editeur De N'ours : main textViewer diplayer
 * @author Edouard DUPIN
 * @date 04/12/2010
 * @par Project
 * Edn
 *
 * @par Copyright
 * Copyright 2010 Edouard DUPIN, all right reserved
 *
 * This software is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY.
 *
 * Licence summary : 
 *    You can modify and redistribute the sources code and binaries.
 *    You can send me the bug-fix
 *    You can not earn money with this Software (if the source extract from Edn
 *        represent less than 50% of original Sources)
 * Term of the licence in in the file licence.txt.
 *
 *******************************************************************************
 */

#include <appl/Debug.h>
#include <appl/global.h>
#include <BufferView.h>
#include <BufferManager.h>
#include <ColorizeManager.h>
#include <MainWindows.h>
#include <ewol/eObject/EObject.h>

#undef __class__
#define __class__	"BufferView"


BufferView::BufferView(void)
{
	SetCanHaveFocus(true);
	RegisterMultiCast(ednMsgBufferListChange);
	RegisterMultiCast(ednMsgBufferState);
	RegisterMultiCast(ednMsgBufferId);
	m_selectedID = -1;
	m_selectedIdRequested = -1;
}

BufferView::~BufferView(void)
{

}


/**
 * @brief Receive a message from an other EObject with a specific eventId and data
 * @param[in] CallerObject Pointer on the EObject that information came from
 * @param[in] eventId Message registered by this class
 * @param[in] data Data registered by this class
 * @return ---
 */
void BufferView::OnReceiveMessage(ewol::EObject * CallerObject, const char * eventId, etk::UString data)
{
	ewol::List::OnReceiveMessage(CallerObject, eventId, data);
	if (eventId == ednMsgBufferListChange) {
		MarkToRedraw();
	}else if (eventId == ednMsgBufferId) {
		m_selectedIdRequested = BufferManager::GetSelected();
		MarkToRedraw();
	}else if (eventId == ednMsgBufferState) {
		MarkToRedraw();
	}
}


etk::Color BufferView::GetBasicBG(void)
{
	return ColorizeManager::Get(COLOR_LIST_BG_1);
}

uint32_t BufferView::GetNuberOfColomn(void)
{
	return 1;
}

bool BufferView::GetTitle(int32_t colomn, etk::UString &myTitle, etk::Color &fg, etk::Color &bg)
{
	myTitle = "Buffers : ";
	return true;
}

uint32_t BufferView::GetNuberOfRaw(void)
{
	return BufferManager::SizeOpen();
}

bool BufferView::GetElement(int32_t colomn, int32_t raw, etk::UString &myTextToWrite, etk::Color &fg, etk::Color &bg)
{
	etk::File name;
	bool isModify;
	basicColor_te selectFG = COLOR_LIST_TEXT_NORMAL;
	basicColor_te selectBG = COLOR_LIST_BG_1;
	// when requested a new display selection ==> reset the previous one ...
	if (m_selectedIdRequested != -1) {
		m_selectedID = -1;
	}
	// transforme the ID in the real value ...
	int32_t realID = BufferManager::WitchBuffer(raw+1);
	if (BufferManager::Exist(realID)) {
		isModify = BufferManager::Get(realID)->IsModify();
		name = BufferManager::Get(realID)->GetFileName();
		
		#if 0
			char *tmpModify = (char*)" ";
			if (true == isModify) {
				tmpModify = (char*)"M";
			}
			myTextToWrite  = "[";
			myTextToWrite += realID;
			myTextToWrite += "](";
			myTextToWrite += tmpModify;
			myTextToWrite += ") ";
		#else
			myTextToWrite = "";
		#endif
		myTextToWrite += name.GetShortFilename();
		
		if (true == isModify) {
			selectFG = COLOR_LIST_TEXT_MODIFY;
		} else {
			selectFG = COLOR_LIST_TEXT_NORMAL;
		}
		if (raw%2==0) {
			selectBG = COLOR_LIST_BG_1;
		} else {
			selectBG = COLOR_LIST_BG_2;
		}
		// the buffer change of selection ...
		if (m_selectedIdRequested == realID) {
			m_selectedID = raw;
			// stop searching
			m_selectedIdRequested = -1;
		}
		if (m_selectedID == raw) {
			selectBG = COLOR_LIST_BG_SELECTED;
		}
	} else {
		myTextToWrite = "ERROR";
	}
	fg = ColorizeManager::Get(selectFG);
	bg = ColorizeManager::Get(selectBG);
	return true;
}

bool BufferView::OnItemEvent(int32_t IdInput, ewol::eventInputType_te typeEvent,  int32_t colomn, int32_t raw, float x, float y)
{
	if (1 == IdInput && typeEvent == ewol::EVENT_INPUT_TYPE_SINGLE) {
		APPL_INFO("Event on List : IdInput=" << IdInput << " colomn=" << colomn << " raw=" << raw );
		int32_t selectBuf = BufferManager::WitchBuffer(raw+1);
		if ( 0 <= selectBuf) {
			m_selectedID = raw;
			SendMultiCast(ednMsgBufferId, selectBuf);
		}
	}
	MarkToRedraw();
	return false;
}