259 lines
6.8 KiB
C++

/**
*******************************************************************************
* @file ewol/widget/List.cpp
* @brief ewol list widget system (Sources)
* @author Edouard DUPIN
* @date 27/12/2011
* @par Project
* ewol
*
* @par Copyright
* Copyright 2011 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
*
* Term of the licence in in the file licence.txt.
*
*******************************************************************************
*/
#include <ewol/widget/List.h>
#include <ewol/oObject/OObject.h>
#include <ewol/widget/WidgetManager.h>
#undef __class__
#define __class__ "List"
void ewol::List::Init(void)
{
m_paddingSizeX = 2;
#ifdef __TARGET_OS__Android
m_paddingSizeY = 10;
#else
m_paddingSizeY = 2;
#endif
SetCanHaveFocus(true);
}
ewol::List::List(void)
{
Init();
}
ewol::List::~List(void)
{
//clean all the object
for (int32_t iii=0; iii<m_listOObject.Size(); iii++) {
delete(m_listOObject[iii]);
m_listOObject[iii] = NULL;
}
m_listOObject.Clear();
}
bool ewol::List::CalculateMinSize(void)
{
/*int32_t fontId = GetDefaultFontId();
int32_t minWidth = ewol::GetWidth(fontId, m_label);
int32_t minHeight = ewol::GetHeight(fontId);
m_minSize.x = 3+minWidth;
m_minSize.y = 3+minHeight;
*/
m_minSize.x = 200;
m_minSize.y = 150;
return true;
}
void ewol::List::AddOObject(ewol::OObject* newObject, int32_t pos)
{
if (NULL == newObject) {
EWOL_ERROR("Try to add an empty object in the Widget generic display system");
return;
}
if (pos < 0 || pos >= m_listOObject.Size() ) {
m_listOObject.PushBack(newObject);
} else {
m_listOObject.Insert(pos, newObject);
}
}
void ewol::List::ClearOObjectList(void)
{
for (int32_t iii=0; iii<m_listOObject.Size(); iii++) {
delete(m_listOObject[iii]);
m_listOObject[iii] = NULL;
}
m_listOObject.Clear();
}
void ewol::List::OnDraw(DrawProperty& displayProp)
{
for (int32_t iii=0; iii<m_listOObject.Size(); iii++) {
if (NULL != m_listOObject[iii]) {
m_listOObject[iii]->Draw();
}
}
WidgetScrooled::OnDraw(displayProp);
}
void ewol::List::OnRegenerateDisplay(void)
{
if (true == NeedRedraw()) {
// clean the object list ...
ClearOObjectList();
//EWOL_DEBUG("OnRegenerateDisplay(" << m_size.x << "," << m_size.y << ")");
int32_t tmpOriginX = 0;
int32_t tmpOriginY = 0;
/*
if (true==m_userFillX) {
tmpOriginX = 0;
}
if (true==m_userFillY) {
tmpOriginY = 0;
}*/
tmpOriginX += m_paddingSizeX;
tmpOriginY += m_paddingSizeY;
// TODO : Remove this ...
int32_t minHeight = 25;
//uint32_t nbColomn = GetNuberOfColomn();
int32_t nbRaw = GetNuberOfRaw();
// For the scrooling windows
m_maxSize.x = m_size.x;
m_maxSize.y = (minHeight + 2*m_paddingSizeY) * nbRaw;
etk::Vector<int32_t> listSizeColomn;
ewol::OObject2DColored * BGOObjects = new ewol::OObject2DColored();
draw::Color basicBG = GetBasicBG();
BGOObjects->SetColor(basicBG);
BGOObjects->Rectangle(0, 0, m_size.x, m_size.y);
int32_t startRaw = m_originScrooled.y / (minHeight + 2*m_paddingSizeY);
if (startRaw >= nbRaw-1 ) {
startRaw = nbRaw - 1;
}
if (startRaw<0) {
startRaw = 0;
}
// We display only compleate lines ...
//EWOL_DEBUG("Request drawing list : " << startRaw << "-->" << (startRaw+displayableRaw) << " in " << nbRaw << "raws ; start display : " << m_originScrooled.y << " ==> " << tmpOriginY << " line size=" << minHeight + 2*m_paddingSizeY );
clipping_ts drawClipping;
drawClipping.x = 0;
drawClipping.y = 0;
drawClipping.w = m_size.x - (2*m_paddingSizeX);
drawClipping.h = m_size.y;
// remove all the positions :
m_lineSize.Clear();
int32_t displayPositionY = m_size.y;
Vector2D<int32_t> tmpRegister(startRaw, displayPositionY);
// add the default position raw :
m_lineSize.PushBack(tmpRegister);
for(int32_t iii=startRaw; iii<nbRaw && displayPositionY >= 0; iii++) {
etk::UString myTextToWrite;
draw::Color fg;
draw::Color bg;
GetElement(0, iii, myTextToWrite, fg, bg);
ewol::OObject2DTextColored * tmpText = new ewol::OObject2DTextColored();
if (NULL != tmpText) {
// get font size :
int32_t tmpFontHeight = tmpText->GetHeight();
displayPositionY-=(tmpFontHeight+m_paddingSizeY);
BGOObjects->SetColor(bg);
BGOObjects->Rectangle(0, displayPositionY, m_size.x, tmpFontHeight+2*m_paddingSizeY);
Vector2D<float> textPos;
textPos.x = tmpOriginX;
textPos.y = displayPositionY;
tmpText->SetColor(fg);
tmpText->Text(textPos/*, drawClipping*/, myTextToWrite);
AddOObject(tmpText);
// madding move ...
displayPositionY -= m_paddingSizeY;
// add the raw position to remember it ...
tmpRegister.x++;
tmpRegister.y = displayPositionY;
m_lineSize.PushBack(tmpRegister);
//EWOL_DEBUG("List indexation:" << tmpRegister);
}
}
//m_lineSize.PushBack(tmpOriginY);
AddOObject(BGOObjects, 0);
// call the herited class...
WidgetScrooled::OnRegenerateDisplay();
}
}
/**
* @brief Event on an input of this Widget
* @param[in] type Type of the input (ewol::INPUT_TYPE_MOUSE/ewol::INPUT_TYPE_FINGER ...)
* @param[in] IdInput Id of the current Input (PC : left=1, right=2, middle=3, none=0 / Tactil : first finger=1 , second=2 (only on this widget, no knowledge at ouside finger))
* @param[in] typeEvent ewol type of event like EVENT_INPUT_TYPE_DOWN/EVENT_INPUT_TYPE_MOVE/EVENT_INPUT_TYPE_UP/EVENT_INPUT_TYPE_SINGLE/EVENT_INPUT_TYPE_DOUBLE/...
* @param[in] pos Absolute position of the event
* @return true the event is used
* @return false the event is not used
*/
bool ewol::List::OnEventInput(ewol::inputType_te type, int32_t IdInput, eventInputType_te typeEvent, Vector2D<float> pos)
{
Vector2D<float> relativePos = RelativePosition(pos);
if (true == WidgetScrooled::OnEventInput(type, IdInput, typeEvent, pos)) {
ewol::widgetManager::FocusKeep(this);
// nothing to do ... done on upper widet ...
return true;
}
// parse all the loged row position to find the good one...
int32_t rawID = -1;
for(int32_t iii=0; iii<m_lineSize.Size()-1; iii++) {
if( relativePos.y<m_lineSize[iii].y
&& relativePos.y>=m_lineSize[iii+1].y ) {
// we find the raw :
rawID = m_lineSize[iii].x;
break;
}
}
//EWOL_DEBUG("List event : idInput=" << IdInput << " typeEvent=" << typeEvent << " raw=" << rawID << " pos=" << pos << "");
bool isUsed = OnItemEvent(IdInput, typeEvent, 0, rawID, pos.x, pos.y);
if (true == isUsed) {
// TODO : this generate bugs ... I did not understand why ..
//ewol::widgetManager::FocusKeep(this);
}
return isUsed;
}
void ewol::List::OnGetFocus(void)
{
EWOL_DEBUG("Ewol::List Get Focus");
}
void ewol::List::OnLostFocus(void)
{
EWOL_DEBUG("Ewol::List Lost Focus");
}