/*********************************************************************
*
* _Paint
*/
static void _Paint(LISTBOX_Handle hObj) {
int i;
int Border;
GUI_RECT r;
int FontDistY;
LISTBOX_Obj* pObj = LISTBOX_H2P(hObj);
int NumItems = _GetNumItems(pObj);
const GUI_ConstString* ppText = pObj->ppText;
Border = pObj->Widget.pEffect->EffectSize;
GUI_SetFont(pObj->pFont);
FontDistY = GUI_GetFontDistY();
if (Border) {
GUI_SetBkColor(pObj->aBackColor[0]);
GUI_Clear();
}
/* Calculate rect used for painting (subtract border) */
WM_GetClientRect(&r);
r.x1 -= Border;
r.y1 -= Border;
r.y0 -= Border;
WM_SetUserClipArea(&r);
for (i = pObj->ScrollState.v; i < NumItems; i++) {
int y, ColorIndex;
y = Border + (i - pObj->ScrollState.v) * FontDistY;
if (i == pObj->Sel) {
ColorIndex = (pObj->Widget.State & WIDGET_STATE_FOCUS) ? 2 : 1;
} else {
ColorIndex = 0;
}
GUI_SetBkColor(pObj->aBackColor[ColorIndex]);
GUI_SetColor (pObj->aTextColor[ColorIndex]);
GUI_ClearRect(Border, y, Border, y + FontDistY -1);
GUI_DispStringAt(*(ppText+i), Border+1, y);
GUI_DispCEOL();
}
WM_SetUserClipArea(NULL);
/* Draw the 3D effect (if configured) */
WIDGET__EFFECT_DrawDown(&pObj->Widget);
}
/*********************************************************************
*
* _OwnerDraw
*
* Purpose:
* This is the owner draw function.
* It allows complete customization of how the items in the listbox are
* drawn. A command specifies what the function should do;
* The minimum is to react to the draw command (WIDGET_ITEM_DRAW);
* If the item x-size differs from the default, then this information
* needs to be returned in reaction to WIDGET_ITEM_GET_XSIZE.
* To insure compatibility with future version, all unhandled commands
* must call the default routine LISTBOX_OwnerDraw.
*/
static int _OwnerDraw(const WIDGET_ITEM_DRAW_INFO * pDrawItemInfo) {
WM_HWIN hWin;
int Index;
hWin = pDrawItemInfo->hWin;
Index = pDrawItemInfo->ItemIndex;
switch (pDrawItemInfo->Cmd) {
case WIDGET_ITEM_GET_XSIZE:
return _GetItemSizeX(hWin, Index);
case WIDGET_ITEM_GET_YSIZE:
return _GetItemSizeY(hWin, Index);
case WIDGET_ITEM_DRAW:
{
int MultiSel, Sel, YSize, FontDistY;
int IsDisabled, IsSelected;
int ColorIndex = 0;
char acBuffer[100];
const GUI_BITMAP * pBm;
const GUI_FONT* pOldFont = 0;
GUI_COLOR aColor[4] = {GUI_BLACK, GUI_WHITE, GUI_WHITE, GUI_GRAY};
GUI_COLOR aBkColor[4] = {GUI_WHITE, GUI_GRAY, GUI_BLUE, 0xC0C0C0};
IsDisabled = LISTBOX_GetItemDisabled(pDrawItemInfo->hWin, pDrawItemInfo->ItemIndex);
IsSelected = LISTBOX_GetItemSel(hWin, Index);
MultiSel = LISTBOX_GetMulti(hWin);
Sel = LISTBOX_GetSel(hWin);
YSize = _GetItemSizeY(hWin, Index);
/* Calculate color index */
if (MultiSel) {
if (IsDisabled) {
ColorIndex = 3;
} else {
ColorIndex = (IsSelected) ? 2 : 0;
}
} else {
if (IsDisabled) {
ColorIndex = 3;
} else {
if (pDrawItemInfo->ItemIndex == Sel) {
ColorIndex = WM_HasFocus(pDrawItemInfo->hWin) ? 2 : 1;
} else {
ColorIndex = 0;
}
}
}
/* Draw item */
GUI_SetBkColor(aBkColor[ColorIndex]);
GUI_SetColor (aColor[ColorIndex]);
LISTBOX_GetItemText(pDrawItemInfo->hWin, pDrawItemInfo->ItemIndex, acBuffer, sizeof(acBuffer));
GUI_Clear();
if ((ColorIndex == 1) || (ColorIndex == 2)) {
pOldFont = GUI_SetFont(&GUI_Font13B_1);
}
FontDistY = GUI_GetFontDistY();
GUI_DispStringAt(acBuffer, pDrawItemInfo->x0 + bmSmilie0.XSize + 16, pDrawItemInfo->y0 + (YSize - FontDistY) / 2);
if (pOldFont) {
GUI_SetFont(pOldFont);
}
GUI_DispCEOL();
/* Draw bitmap */
pBm = MultiSel ? IsSelected ? &bmSmilie1 : &bmSmilie0 : (pDrawItemInfo->ItemIndex == Sel) ? &bmSmilie1 : &bmSmilie0;
GUI_DrawBitmap(pBm, pDrawItemInfo->x0 + 7, pDrawItemInfo->y0 + (YSize - pBm->YSize) / 2);
/* Draw focus rectangle */
if (MultiSel && (pDrawItemInfo->ItemIndex == Sel)) {
GUI_RECT rFocus;
GUI_RECT rInside;
WM_GetInsideRectEx(pDrawItemInfo->hWin, &rInside);
rFocus.x0 = pDrawItemInfo->x0;
rFocus.y0 = pDrawItemInfo->y0;
rFocus.x1 = rInside.x1;
rFocus.y1 = pDrawItemInfo->y0 + YSize - 1;
GUI_SetColor(GUI_WHITE - aBkColor[ColorIndex]);
GUI_DrawFocusRect(&rFocus, 0);
}
}
break;
default:
return LISTBOX_OwnerDraw(pDrawItemInfo);
}
return 0;
}
void GUI_DispStringAtCEOL(const char GUI_FAR *s, int x, int y) {
GUI_DispStringAt(s,x,y);
GUI_DispCEOL();
}