enum Edit_Return_Codes edit_field(struct widget *pEdit_Widget)
{
struct EDIT pEdt;
struct UniChar ___last;
struct UniChar *pInputChain_TMP = NULL;
enum Edit_Return_Codes ret;
void *backup = pEdit_Widget->data.ptr;
pEdt.pWidget = pEdit_Widget;
pEdt.ChainLen = 0;
pEdt.Truelength = 0;
pEdt.Start_X = adj_size(5);
pEdt.InputChain_X = 0;
pEdit_Widget->data.ptr = (void *)&pEdt;
SDL_EnableUNICODE(1);
SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
pEdt.pBg = create_bcgnd_surf(pEdit_Widget->theme, 2,
pEdit_Widget->size.w, pEdit_Widget->size.h);
/* Creating Chain */
pEdt.pBeginTextChain = text2chain(pEdit_Widget->string16->text);
/* Creating Empty (Last) pice of Chain */
pEdt.pInputChain = &___last;
pEdt.pEndTextChain = pEdt.pInputChain;
pEdt.pEndTextChain->chr[0] = 32; /*spacebar */
pEdt.pEndTextChain->chr[1] = 0; /*spacebar */
pEdt.pEndTextChain->next = NULL;
pEdt.pEndTextChain->prev = NULL;
/* set font style (if any ) */
if (!((pEdit_Widget->string16->style & 0x0F) & TTF_STYLE_NORMAL)) {
TTF_SetFontStyle(pEdit_Widget->string16->font,
(pEdit_Widget->string16->style & 0x0F));
}
pEdt.pEndTextChain->pTsurf =
TTF_RenderUNICODE_Blended(pEdit_Widget->string16->font,
pEdt.pEndTextChain->chr,
pEdit_Widget->string16->fgcol);
/* create surface for each font in chain and find chain length */
if (pEdt.pBeginTextChain) {
pInputChain_TMP = pEdt.pBeginTextChain;
while (TRUE) {
pEdt.ChainLen++;
pInputChain_TMP->pTsurf =
TTF_RenderUNICODE_Blended(pEdit_Widget->string16->font,
pInputChain_TMP->chr,
pEdit_Widget->string16->fgcol);
pEdt.Truelength += pInputChain_TMP->pTsurf->w;
if (pInputChain_TMP->next == NULL) {
break;
}
pInputChain_TMP = pInputChain_TMP->next;
}
/* set terminator of list */
pInputChain_TMP->next = pEdt.pInputChain;
pEdt.pInputChain->prev = pInputChain_TMP;
pInputChain_TMP = NULL;
} else {
pEdt.pBeginTextChain = pEdt.pInputChain;
}
redraw_edit_chain(&pEdt);
set_wstate(pEdit_Widget, FC_WS_PRESSED);
{
/* local loop */
Uint16 rety = gui_event_loop((void *)&pEdt, NULL,
edit_key_down, NULL, edit_mouse_button_down, NULL, NULL);
if (pEdt.pBeginTextChain == pEdt.pEndTextChain) {
pEdt.pBeginTextChain = NULL;
}
if (rety == MAX_ID) {
ret = ED_FORCE_EXIT;
} else {
ret = (enum Edit_Return_Codes) rety;
/* this is here becouse we have no knowladge that pEdit_Widget exist
or nor in force exit mode from gui loop */
/* reset font settings */
if (!((pEdit_Widget->string16->style & 0x0F) & TTF_STYLE_NORMAL)) {
TTF_SetFontStyle(pEdit_Widget->string16->font, TTF_STYLE_NORMAL);
}
if(ret != ED_ESC) {
FC_FREE(pEdit_Widget->string16->text);
pEdit_Widget->string16->text =
chain2text(pEdt.pBeginTextChain, pEdt.ChainLen);
pEdit_Widget->string16->n_alloc = (pEdt.ChainLen + 1) * sizeof(Uint16);
}
pEdit_Widget->data.ptr = backup;
set_wstate(pEdit_Widget, FC_WS_NORMAL);
}
}
FREESURFACE(pEdt.pEndTextChain->pTsurf);
del_chain(pEdt.pBeginTextChain);
FREESURFACE(pEdt.pBg);
/* disable repeate key */
SDL_EnableKeyRepeat(0, SDL_DEFAULT_REPEAT_INTERVAL);
/* disable Unicode */
SDL_EnableUNICODE(0);
return ret;
}
/**************************************************************************
Create Icon Button image with text and Icon then blit to Dest(ination)
on positon pIButton->size.x , pIButton->size.y.
WARRING: pDest must exist.
Text with atributes is taken from pIButton->string16 parameter.
Graphic for button is taken from pIButton->theme surface
and blit to new created image.
Graphic for Icon is taken from pIButton->theme2 surface and blit to new
created image.
function return (-1) if there are no Icon and Text.
Else return 0.
**************************************************************************/
static int redraw_ibutton(struct widget *pIButton)
{
SDL_Rect dest = { 0, 0, 0, 0 };
SDL_String16 TMPString;
SDL_Surface *pButton = NULL, *pText = NULL, *pIcon = pIButton->theme2;
Uint16 Ix, Iy, x;
Uint16 y = 0; /* FIXME: possibly uninitialized */
int ret;
ret = (*baseclass_redraw)(pIButton);
if (ret != 0) {
return ret;
}
if (pIButton->string16) {
/* make copy of string16 */
TMPString = *pIButton->string16;
if (get_wstate(pIButton) == FC_WS_NORMAL) {
TMPString.fgcol = *get_theme_color(COLOR_THEME_WIDGET_NORMAL_TEXT);
} else if (get_wstate(pIButton) == FC_WS_SELLECTED) {
TMPString.fgcol = *get_theme_color(COLOR_THEME_WIDGET_SELECTED_TEXT);
TMPString.style |= TTF_STYLE_BOLD;
} else if (get_wstate(pIButton) == FC_WS_PRESSED) {
TMPString.fgcol = *get_theme_color(COLOR_THEME_WIDGET_PRESSED_TEXT);
} else if (get_wstate(pIButton) == FC_WS_DISABLED) {
TMPString.fgcol = *get_theme_color(COLOR_THEME_WIDGET_DISABLED_TEXT);
}
pText = create_text_surf_from_str16(&TMPString);
}
if (!pText && !pIcon) {
return -1;
}
/* create Button graphic */
pButton = create_bcgnd_surf(pIButton->theme, get_wstate(pIButton),
pIButton->size.w, pIButton->size.h);
clear_surface(pIButton->dst->surface, &pIButton->size);
alphablit(pButton, NULL, pIButton->dst->surface, &pIButton->size);
FREESURFACE(pButton);
if (pIcon) { /* Icon */
if (pText) {
if (get_wflags(pIButton) & WF_ICON_CENTER_RIGHT) {
Ix = pIButton->size.w - pIcon->w - 5;
} else {
if (get_wflags(pIButton) & WF_ICON_CENTER) {
Ix = (pIButton->size.w - pIcon->w) / 2;
} else {
Ix = 5;
}
}
if (get_wflags(pIButton) & WF_ICON_ABOVE_TEXT) {
Iy = 3;
y = 3 + pIcon->h + 3 + (pIButton->size.h -
(pIcon->h + 6) - pText->h) / 2;
} else {
if (get_wflags(pIButton) & WF_ICON_UNDER_TEXT) {
y = 3 + (pIButton->size.h - (pIcon->h + 3) - pText->h) / 2;
Iy = y + pText->h + 3;
} else { /* center */
Iy = (pIButton->size.h - pIcon->h) / 2;
y = (pIButton->size.h - pText->h) / 2;
}
}
} else { /* no text */
Iy = (pIButton->size.h - pIcon->h) / 2;
Ix = (pIButton->size.w - pIcon->w) / 2;
}
if (get_wstate(pIButton) == FC_WS_PRESSED) {
Ix += 1;
Iy += 1;
}
dest.x = pIButton->size.x + Ix;
dest.y = pIButton->size.y + Iy;
ret = alphablit(pIcon, NULL, pIButton->dst->surface, &dest);
if (ret) {
FREESURFACE(pText);
return ret - 10;
}
}
if (pText) {
if (pIcon) {
if (!(get_wflags(pIButton) & WF_ICON_ABOVE_TEXT) &&
!(get_wflags(pIButton) & WF_ICON_UNDER_TEXT)) {
if (get_wflags(pIButton) & WF_ICON_CENTER_RIGHT) {
if (pIButton->string16->style & SF_CENTER) {
x = (pIButton->size.w - (pIcon->w + 5) - pText->w) / 2;
} else {
if (pIButton->string16->style & SF_CENTER_RIGHT) {
x = pIButton->size.w - (pIcon->w + 7) - pText->w;
} else {
x = 5;
}
}
} /* end WF_ICON_CENTER_RIGHT */
else {
if (get_wflags(pIButton) & WF_ICON_CENTER) {
/* text is blit on icon */
goto Alone;
} /* end WF_ICON_CENTER */
else { /* icon center left - default */
if (pIButton->string16->style & SF_CENTER) {
x = 5 + pIcon->w + ((pIButton->size.w -
(pIcon->w + 5) - pText->w) / 2);
} else {
if (pIButton->string16->style & SF_CENTER_RIGHT) {
x = pIButton->size.w - pText->w - 5;
} else { /* text center left */
x = 5 + pIcon->w + 3;
}
}
} /* end icon center left - default */
}
/* 888888888888888888 */
} else {
goto Alone;
}
} else {
/* !pIcon */
y = (pIButton->size.h - pText->h) / 2;
Alone:
if (pIButton->string16->style & SF_CENTER) {
x = (pIButton->size.w - pText->w) / 2;
} else {
if (pIButton->string16->style & SF_CENTER_RIGHT) {
x = pIButton->size.w - pText->w - 5;
} else {
x = 5;
}
}
}
if (get_wstate(pIButton) == FC_WS_PRESSED) {
x += 1;
} else {
y -= 1;
}
dest.x = pIButton->size.x + x;
dest.y = pIButton->size.y + y;
ret = alphablit(pText, NULL, pIButton->dst->surface, &dest);
}
FREESURFACE(pText);
return 0;
}
/**************************************************************************
Create Edit Field surface ( with Text) and blit them to Main.screen,
on position 'pEdit_Widget->size.x , pEdit_Widget->size.y'
Graphic is taken from 'pEdit_Widget->theme'
Text is taken from 'pEdit_Widget->sting16'
if flag 'FW_DRAW_THEME_TRANSPARENT' is set theme will be blit
transparent ( Alpha = 128 )
function return Hight of created surfaces or (-1) if theme surface can't
be created.
**************************************************************************/
static int redraw_edit(struct widget *pEdit_Widget)
{
int ret;
if (get_wstate(pEdit_Widget) == FC_WS_PRESSED) {
return redraw_edit_chain((struct EDIT *)pEdit_Widget->data.ptr);
} else {
int iRet = 0;
SDL_Rect rDest = {pEdit_Widget->size.x, pEdit_Widget->size.y, 0, 0};
SDL_Surface *pEdit = NULL;
SDL_Surface *pText;
ret = (*baseclass_redraw)(pEdit_Widget);
if (ret != 0) {
return ret;
}
if (pEdit_Widget->string16->text &&
get_wflags(pEdit_Widget) & WF_PASSWD_EDIT) {
Uint16 *backup = pEdit_Widget->string16->text;
size_t len = unistrlen(backup) + 1;
char *cBuf = fc_calloc(1, len);
memset(cBuf, '*', len - 1);
cBuf[len - 1] = '\0';
pEdit_Widget->string16->text = convert_to_utf16(cBuf);
pText = create_text_surf_from_str16(pEdit_Widget->string16);
FC_FREE(pEdit_Widget->string16->text);
FC_FREE(cBuf);
pEdit_Widget->string16->text = backup;
} else {
pText = create_text_surf_from_str16(pEdit_Widget->string16);
}
pEdit = create_bcgnd_surf(pEdit_Widget->theme, get_wstate(pEdit_Widget),
pEdit_Widget->size.w, pEdit_Widget->size.h);
if (!pEdit) {
return -1;
}
/* blit theme */
alphablit(pEdit, NULL, pEdit_Widget->dst->surface, &rDest);
/* set position and blit text */
if (pText) {
rDest.y += (pEdit->h - pText->h) / 2;
/* blit centred text to botton */
if (pEdit_Widget->string16->style & SF_CENTER) {
rDest.x += (pEdit->w - pText->w) / 2;
} else {
if (pEdit_Widget->string16->style & SF_CENTER_RIGHT) {
rDest.x += pEdit->w - pText->w - adj_size(5);
} else {
rDest.x += adj_size(5); /* cennter left */
}
}
alphablit(pText, NULL, pEdit_Widget->dst->surface, &rDest);
}
/* pText */
iRet = pEdit->h;
/* Free memory */
FREESURFACE(pText);
FREESURFACE(pEdit);
return iRet;
}
return 0;
}