/*********************************************************************
*
* _GetHeaderWidth
*
* Purpose:
* Returns the width of all items in header.
*
* Return value:
* NumItems > 0: width of all items.
* NumItems = 0: 1 (to avoid problem with horizontal scrollbar)
*/
static int _GetHeaderWidth(LISTVIEW_Obj * pObj) {
int NumItems, i, r = 1;
NumItems = HEADER_GetNumItems(pObj->hHeader);
if (NumItems) {
for (i = 0, r = 0; i < NumItems; i++) {
r += HEADER_GetItemWidth(pObj->hHeader, i);
}
}
return r;
}
/*********************************************************************
*
* _GetHeaderWidth
*
* Purpose:
* Returns the width of all items in header.
*
* Return value:
* NumItems > 0: width of all items.
* NumItems = 0: 1 (to avoid problem with horizontal scrollbar)
*/
static int _GetHeaderWidth(LISTVIEW_Obj* pObj, HEADER_Handle hHeader) {
int NumItems, i, r = 1;
NumItems = HEADER_GetNumItems(hHeader);
if (NumItems) {
for (i = 0, r = 0; i < NumItems; i++) {
r += HEADER_GetItemWidth(hHeader, i);
}
}
if (pObj->ScrollStateH.v > (r - pObj->ScrollStateH.PageSize)) {
r += pObj->ScrollStateH.PageSize - (r - pObj->ScrollStateH.v);
}
return r;
}
/*********************************************************************
*
* LISTVIEW_AddRow
*/
void LISTVIEW_AddRow(LISTVIEW_Handle hObj, const GUI_ConstString* ppText) {
if (hObj) {
LISTVIEW_Obj* pObj;
int NumRows;
WM_LOCK();
pObj = LISTVIEW_H2P(hObj);
NumRows = GUI_ARRAY_GetNumItems(&pObj->RowArray);
/* Create GUI_ARRAY for the new row */
if (GUI_ARRAY_AddItem(&pObj->RowArray, NULL, sizeof(GUI_ARRAY)) == 0) {
int i, NumColumns, NumBytes;
GUI_ARRAY* pRow;
const char* s;
GUI_ARRAY_CREATE((GUI_ARRAY *)GUI_ARRAY_GetpItem(&pObj->RowArray, NumRows)); /* For higher debug levels only */
/* Add columns for the new row */
NumColumns = HEADER_GetNumItems(pObj->hHeader);
for (i = 0; i < NumColumns; i++) {
LISTVIEW_ITEM * pItem;
pRow = (GUI_ARRAY *)GUI_ARRAY_GetpItem(&pObj->RowArray, NumRows);
s = (ppText) ? *ppText++ : 0;
if (s == 0) {
ppText = 0;
}
NumBytes = GUI__strlen(s) + 1; /* 0 if no string is specified (s == NULL) */
GUI_ARRAY_AddItem(pRow, NULL, sizeof(LISTVIEW_ITEM) + NumBytes);
pItem = (LISTVIEW_ITEM *)GUI_ARRAY_GetpItem(pRow, i);
if (NumBytes > 1) {
strcpy(pItem->acText, s);
}
}
LISTVIEW__UpdateScrollParas(hObj, pObj);
LISTVIEW__InvalidateRow(hObj, pObj, NumRows);
}
WM_UNLOCK();
}
}
/*********************************************************************
*
* _Paint
*/
static void _Paint(LISTVIEW_Handle hObj, LISTVIEW_Obj* pObj, WM_MESSAGE* pMsg) {
const GUI_ARRAY* pRow;
GUI_RECT ClipRect, Rect;
int NumRows, NumVisRows, NumColumns;
int LBorder, RBorder, EffectSize;
int xPos, yPos, Width, RowDistY;
int Align, i, j, EndRow;
/* Init some values */
NumColumns = HEADER_GetNumItems(pObj->hHeader);
NumRows = GUI_ARRAY_GetNumItems(&pObj->RowArray);
NumVisRows = _GetNumVisibleRows(hObj, pObj);
RowDistY = LISTVIEW__GetRowDistY(pObj);
LBorder = pObj->LBorder;
RBorder = pObj->RBorder;
EffectSize = pObj->Widget.pEffect->EffectSize;
yPos = HEADER_GetHeight(pObj->hHeader) + EffectSize;
EndRow = pObj->ScrollStateV.v + (((NumVisRows + 1) > NumRows) ? NumRows : NumVisRows + 1);
/* Calculate clipping rectangle */
ClipRect = *(const GUI_RECT*)pMsg->Data.p;
GUI_MoveRect(&ClipRect, -pObj->Widget.Win.Rect.x0, -pObj->Widget.Win.Rect.y0);
WM_GetInsideRectExScrollbar(hObj, &Rect);
GUI__IntersectRect(&ClipRect, &Rect);
/* Set drawing color, font and text mode */
LCD_SetColor(pObj->Props.aTextColor[0]);
GUI_SetFont(pObj->Props.pFont);
GUI_SetTextMode(GUI_TM_TRANS);
/* Do the drawing */
for (i = pObj->ScrollStateV.v; i < EndRow; i++) {
pRow = (const GUI_ARRAY*)GUI_ARRAY_GetpItem(&pObj->RowArray, i);
if (pRow) {
Rect.y0 = yPos;
/* Break when all other rows are outside the drawing area */
if (Rect.y0 > ClipRect.y1) {
break;
}
Rect.y1 = yPos + RowDistY - 1;
/* Make sure that we draw only when row is in drawing area */
if (Rect.y1 >= ClipRect.y0) {
int ColorIndex;
/* Set background color */
if (i == pObj->Sel) {
ColorIndex = (pObj->Widget.State & WIDGET_STATE_FOCUS) ? 2 : 1;
} else {
ColorIndex = 0;
}
LCD_SetBkColor(pObj->Props.aBkColor[ColorIndex]);
/* Iterate over all columns */
if (pObj->ShowGrid) {
Rect.y1--;
}
xPos = EffectSize - pObj->ScrollStateH.v;
for (j = 0; j < NumColumns; j++) {
Width = HEADER_GetItemWidth(pObj->hHeader, j);
Rect.x0 = xPos;
/* Break when all other columns are outside the drawing area */
if (Rect.x0 > ClipRect.x1) {
break;
}
Rect.x1 = xPos + Width - 1;
/* Make sure that we draw only when column is in drawing area */
if (Rect.x1 >= ClipRect.x0) {
LISTVIEW_ITEM * pItem;
pItem = (LISTVIEW_ITEM *)GUI_ARRAY_GetpItem(pRow, j);
if (pItem->hItemInfo) {
LISTVIEW_ITEM_INFO * pItemInfo;
pItemInfo = (LISTVIEW_ITEM_INFO *)GUI_ALLOC_h2p(pItem->hItemInfo);
LCD_SetBkColor(pItemInfo->aBkColor[ColorIndex]);
LCD_SetColor(pItemInfo->aTextColor[ColorIndex]);
} else {
LCD_SetColor(pObj->Props.aTextColor[ColorIndex]);
}
/* Clear background */
GUI_ClearRect(Rect.x0, Rect.y0, Rect.x1, Rect.y1);
/* Draw text */
Rect.x0 += LBorder;
Rect.x1 -= RBorder;
Align = *((int*)GUI_ARRAY_GetpItem(&pObj->AlignArray, j));
GUI_DispStringInRect(pItem->acText, &Rect, Align);
if (pItem->hItemInfo) {
LCD_SetBkColor(pObj->Props.aBkColor[ColorIndex]);
}
}
xPos += Width;
}
/* Clear unused area to the right of items */
if (xPos <= ClipRect.x1) {
GUI_ClearRect(xPos, Rect.y0, ClipRect.x1, Rect.y1);
}
}
yPos += RowDistY;
}
}
/* Clear unused area below items */
if (yPos <= ClipRect.y1) {
LCD_SetBkColor(pObj->Props.aBkColor[0]);
GUI_ClearRect(ClipRect.x0, yPos, ClipRect.x1, ClipRect.y1);
}
/* Draw grid */
if (pObj->ShowGrid) {
LCD_SetColor(pObj->Props.GridColor);
yPos = HEADER_GetHeight(pObj->hHeader) + EffectSize - 1;
for (i = 0; i < NumVisRows; i++) {
yPos += RowDistY;
/* Break when all other rows are outside the drawing area */
if (yPos > ClipRect.y1) {
break;
}
/* Make sure that we draw only when row is in drawing area */
if (yPos >= ClipRect.y0) {
GUI_DrawHLine(yPos, ClipRect.x0, ClipRect.x1);
}
}
xPos = EffectSize - pObj->ScrollStateH.v;
for (i = 0; i < NumColumns; i++) {
xPos += HEADER_GetItemWidth(pObj->hHeader, i);
/* Break when all other columns are outside the drawing area */
if (xPos > ClipRect.x1) {
break;
}
/* Make sure that we draw only when column is in drawing area */
if (xPos >= ClipRect.x0) {
GUI_DrawVLine(xPos, ClipRect.y0, ClipRect.y1);
}
}
}
/* Draw the effect */
WIDGET__EFFECT_DrawDown(&pObj->Widget);
}
