static void iMatrixDrawDropFeedback(Ihandle* ih, int x2, int y1, int y2, int active, long framecolor)
{
int xh2, yh2, x1;
/* feedback area */
iupMatrixDrawSetDropFeedbackArea(&x1, &y1, &x2, &y2);
/* feedback background */
iMatrixDrawSetBgColor(ih, 0, 0, 0, active);
iupMATRIX_BOX(ih, x1, x2, y1, y2);
/* feedback frame */
cdCanvasForeground(ih->data->cd_canvas, framecolor);
iupMATRIX_RECT(ih, x1, x2, y1, y2);
/* feedback arrow */
xh2 = x2 - IMAT_DROPBOX_W/2;
yh2 = y2 - (y2 - y1)/2;
cdCanvasBegin(ih->data->cd_canvas, CD_FILL);
iupMATRIX_VERTEX(ih, xh2, yh2 + 3);
iupMATRIX_VERTEX(ih, xh2 + 4, yh2 - 1);
iupMATRIX_VERTEX(ih, xh2 - 4, yh2 - 1);
cdCanvasEnd(ih->data->cd_canvas);
}
static void iMatrixDrawDropdownButton(Ihandle* ih, int x2, int y1, int y2, int lin, int col, int marked, int active)
{
int x1;
/* feedback area */
iupMatrixDrawSetDropFeedbackArea(&x1, &y1, &x2, &y2);
iMatrixDrawFeedbackImage(ih, x1, x2, y1, y2, lin, col, active, marked, iupAttribGet(ih, "DROPIMAGE"), imatrix_dropdown_alpha);
}
static int iMatrixDrawSortSign(Ihandle* ih, int x2, int y1, int y2, int col, int active)
{
int x1;
char* sort = iupAttribGetId(ih, "SORTSIGN", col);
if (!sort || iupStrEqualNoCase(sort, "NO"))
return 0;
/* feedback area */
iupMatrixDrawSetDropFeedbackArea(&x1, &y1, &x2, &y2);
if (iupStrEqualNoCase(sort, "DOWN"))
iMatrixDrawFeedbackImage(ih, x1, x2, y1, y2, 0, col, active, 0, iupAttribGet(ih, "SORTIMAGEDOWN"), imatrix_sortdown_alpha);
else
iMatrixDrawFeedbackImage(ih, x1, x2, y1, y2, 0, col, active, 0, iupAttribGet(ih, "SORTIMAGEUP"), imatrix_sortup_alpha);
return 1;
}