int ui_browser__show(struct ui_browser *self, const char *title,
const char *helpline, ...)
{
va_list ap;
if (self->form != NULL) {
newtFormDestroy(self->form);
newtPopWindow();
}
ui_browser__refresh_dimensions(self);
newtCenteredWindow(self->width, self->height, title);
self->form = newt_form__new();
if (self->form == NULL)
return -1;
self->sb = newtVerticalScrollbar(self->width, 0, self->height,
HE_COLORSET_NORMAL,
HE_COLORSET_SELECTED);
if (self->sb == NULL)
return -1;
newtFormAddHotKey(self->form, NEWT_KEY_UP);
newtFormAddHotKey(self->form, NEWT_KEY_DOWN);
newtFormAddHotKey(self->form, NEWT_KEY_PGUP);
newtFormAddHotKey(self->form, NEWT_KEY_PGDN);
newtFormAddHotKey(self->form, NEWT_KEY_HOME);
newtFormAddHotKey(self->form, NEWT_KEY_END);
newtFormAddHotKey(self->form, ' ');
newtFormAddComponent(self->form, self->sb);
va_start(ap, helpline);
ui_helpline__vpush(helpline, ap);
va_end(ap);
return 0;
}
newtComponent newtTextbox(int left, int top, int width, int height, int flags) {
newtComponent co;
struct textbox * tb;
co = malloc(sizeof(*co));
tb = malloc(sizeof(*tb));
co->data = tb;
co->ops = &textboxOps;
co->height = height;
co->top = top;
co->left = left;
co->takesFocus = 0;
co->width = width;
tb->doWrap = flags & NEWT_FLAG_WRAP;
tb->numLines = 0;
tb->linesAlloced = 0;
tb->lines = NULL;
tb->topLine = 0;
tb->textWidth = width;
tb->blankline = malloc(width+1);
memset(tb->blankline,' ',width);
tb->blankline[width] = '\0';
if (flags & NEWT_FLAG_SCROLL) {
co->width += 2;
tb->sb = newtVerticalScrollbar(co->left + co->width - 1, co->top,
co->height, COLORSET_TEXTBOX, COLORSET_TEXTBOX);
} else {
tb->sb = NULL;
}
return co;
}
static void
nmt_newt_form_build (NmtNewtForm *form)
{
NmtNewtFormPrivate *priv = NMT_NEWT_FORM_GET_PRIVATE (form);
int screen_height, screen_width, form_height, form_width;
newtComponent *cos;
int i;
priv->dirty = FALSE;
nmt_newt_widget_realize (NMT_NEWT_WIDGET (form));
nmt_newt_widget_size_request (priv->content, &form_width, &form_height);
newtGetScreenSize (&screen_width, &screen_height);
if (!priv->fixed_width)
priv->width = MIN (form_width + 2 * priv->padding, screen_width - 2);
if (!priv->fixed_height)
priv->height = MIN (form_height + 2 * priv->padding, screen_height - 2);
if (!priv->fixed_x)
priv->x = (screen_width - form_width) / 2;
if (!priv->fixed_y)
priv->y = (screen_height - form_height) / 2;
nmt_newt_widget_size_allocate (priv->content,
priv->padding,
priv->padding,
priv->width - 2 * priv->padding,
priv->height - 2 * priv->padding);
if (priv->height - 2 * priv->padding < form_height) {
newtComponent scroll_bar =
newtVerticalScrollbar (priv->width - 1, 0, priv->height,
NEWT_COLORSET_WINDOW,
NEWT_COLORSET_ACTCHECKBOX);
priv->form = newtForm (scroll_bar, NULL, NEWT_FLAG_NOF12);
newtFormAddComponent (priv->form, scroll_bar);
newtFormSetHeight (priv->form, priv->height - 2);
} else
priv->form = newtForm (NULL, NULL, NEWT_FLAG_NOF12);
if (priv->escape_exits)
newtFormAddHotKey (priv->form, NEWT_KEY_ESCAPE);
cos = nmt_newt_widget_get_components (priv->content);
for (i = 0; cos[i]; i++)
newtFormAddComponent (priv->form, cos[i]);
g_free (cos);
if (priv->focus) {
newtComponent fco;
fco = nmt_newt_widget_get_focus_component (priv->focus);
if (fco)
newtFormSetCurrent (priv->form, fco);
}
#ifdef HAVE_NEWTFORMGETSCROLLPOSITION
if (priv->scroll_position)
newtFormSetScrollPosition (priv->form, priv->scroll_position);
#endif
newtOpenWindow (priv->x, priv->y, priv->width, priv->height, priv->title_lc);
}
static int newtChecklist(const char* title, const char* message,
unsigned int width, unsigned int height, unsigned int num_entries,
const char** entries, int* states) {
int ret;
const int list_height = 4;
char cbstates[num_entries];
for (unsigned int i = 0; i < num_entries; i++) {
cbstates[i] = states[i] ? '*' : ' ';
}
newtCenteredWindow(width, height, title);
newtComponent textbox = newtTextbox(1, 1, width - 2, height - 6 - list_height,
NEWT_FLAG_WRAP);
newtTextboxSetText(textbox, message);
int top = newtTextboxGetNumLines(textbox) + 2;
newtComponent form = newtForm(NULL, NULL, 0);
newtComponent sb = NULL;
if (list_height < num_entries) {
sb = newtVerticalScrollbar(
width - 4, top + 1, list_height,
NEWT_COLORSET_CHECKBOX, NEWT_COLORSET_ACTCHECKBOX);
newtFormAddComponent(form, sb);
}
newtComponent subform = newtForm(sb, NULL, 0);
newtFormSetBackground(subform, NEWT_COLORSET_CHECKBOX);
newtFormSetHeight(subform, list_height);
newtFormSetWidth(subform, width - 10);
for (unsigned int i = 0; i < num_entries; i++) {
newtComponent cb = newtCheckbox(4, top + i, entries[i], cbstates[i],
NULL, &cbstates[i]);
newtFormAddComponent(subform, cb);
}
newtFormAddComponents(form, textbox, subform, NULL);
newtComponent btn_okay = newtButton((width - 18) / 3, height - 4, _("OK"));
newtComponent btn_cancel = newtButton((width - 18) / 3 * 2 + 9, height - 4, _("Cancel"));
newtFormAddComponents(form, btn_okay, btn_cancel, NULL);
newtComponent answer = newtRunForm(form);
if ((answer == NULL) || (answer == btn_cancel)) {
ret = -1;
} else {
ret = 0;
for (unsigned int i = 0; i < num_entries; i++) {
states[i] = (cbstates[i] != ' ');
if (states[i])
ret++;
}
}
newtFormDestroy(form);
newtPopWindow();
return ret;
}
int checkList(const char * text, int height, int width, poptContext optCon,
int useRadio, int flags, char *** selections) {
newtComponent form, okay, tb, subform, answer;
newtComponent sb = NULL, cancel = NULL;
const char * arg;
char * end;
int listHeight;
int numBoxes = 0;
int allocedBoxes = 5;
int i;
int numSelected;
int rc = DLG_OKAY;
char buf[80], format[20];
int maxWidth = 0;
int top;
struct {
const char * text;
const char * tag;
newtComponent comp;
} * cbInfo = malloc(allocedBoxes * sizeof(*cbInfo));
char * cbStates = malloc(allocedBoxes * sizeof(cbStates));
if (!(arg = poptGetArg(optCon))) return DLG_ERROR;
listHeight = strtoul(arg, &end, 10);
if (*end) return DLG_ERROR;
while ((arg = poptGetArg(optCon))) {
if (allocedBoxes == numBoxes) {
allocedBoxes += 5;
cbInfo = realloc(cbInfo, sizeof(*cbInfo) * allocedBoxes);
cbStates = realloc(cbStates, sizeof(*cbStates) * allocedBoxes);
}
cbInfo[numBoxes].tag = arg;
if (!(arg = poptGetArg(optCon))) return DLG_ERROR;
if (!(flags & FLAG_NOITEM)) {
cbInfo[numBoxes].text = arg;
if (!(arg = poptGetArg(optCon))) return DLG_ERROR;
} else
cbInfo[numBoxes].text = "";
if (!strcmp(arg, "1") || !strcasecmp(arg, "on") ||
!strcasecmp(arg, "yes"))
cbStates[numBoxes] = '*';
else
cbStates[numBoxes] = ' ';
if (wstrlen(cbInfo[numBoxes].tag,-1) > (unsigned int)maxWidth)
maxWidth = wstrlen(cbInfo[numBoxes].tag,-1);
numBoxes++;
}
form = newtForm(NULL, NULL, 0);
tb = textbox(height - 3 - buttonHeight - listHeight, width - 2,
text, flags, &top);
if (listHeight < numBoxes) {
sb = newtVerticalScrollbar(width - 4,
top + 1,
listHeight, NEWT_COLORSET_CHECKBOX,
NEWT_COLORSET_ACTCHECKBOX);
newtFormAddComponent(form, sb);
}
subform = newtForm(sb, NULL, 0);
newtFormSetBackground(subform, NEWT_COLORSET_CHECKBOX);
sprintf(format, "%%-%ds %%s", maxWidth);
for (i = 0; i < numBoxes; i++) {
sprintf(buf, format, cbInfo[i].tag, cbInfo[i].text);
if (useRadio)
cbInfo[i].comp = newtRadiobutton(4, top + 1 + i, buf,
cbStates[i] != ' ',
i ? cbInfo[i - 1].comp : NULL);
else
cbInfo[i].comp = newtCheckbox(4, top + 1 + i, buf,
cbStates[i], NULL, cbStates + i);
newtFormAddComponent(subform, cbInfo[i].comp);
}
newtFormSetHeight(subform, listHeight);
newtFormSetWidth(subform, width - 10);
newtFormAddComponents(form, tb, subform, NULL);
addButtons(height, width, form, &okay, &cancel, flags);
answer = newtRunForm(form);
if (answer == cancel)
rc = DLG_CANCEL;
if (useRadio) {
answer = newtRadioGetCurrent(cbInfo[0].comp);
for (i = 0; i < numBoxes; i++)
if (cbInfo[i].comp == answer) {
*selections = malloc(sizeof(char *) * 2);
(*selections)[0] = cbInfo[i].tag;
(*selections)[1] = NULL;
break;
}
} else {
numSelected = 0;
for (i = 0; i < numBoxes; i++) {
if (cbStates[i] != ' ') numSelected++;
}
*selections = malloc(sizeof(char *) * (numSelected + 1));
numSelected = 0;
for (i = 0; i < numBoxes; i++) {
if (cbStates[i] != ' ')
(*selections)[numSelected++] = cbInfo[i].tag;
}
(*selections)[numSelected] = NULL;
}
return rc;
}
newtComponent newtListbox(int left, int top, int height, int flags) {
newtComponent co, sb;
struct listbox * li;
if (!(co = malloc(sizeof(*co))))
return NULL;
if (!(li = malloc(sizeof(struct listbox)))) {
free(co);
return NULL;
}
li->boxItems = NULL;
li->numItems = 0;
li->currItem = 0;
li->numSelected = 0;
li->isActive = 0;
li->userHasSetWidth = 0;
li->startShowItem = 0;
li->sbAdjust = 0;
li->bdxAdjust = 0;
li->bdyAdjust = 0;
li->flags = flags & (NEWT_FLAG_RETURNEXIT | NEWT_FLAG_BORDER |
NEWT_FLAG_MULTIPLE | NEWT_FLAG_SHOWCURSOR);
if (li->flags & NEWT_FLAG_BORDER) {
li->bdxAdjust = 2;
li->bdyAdjust = 1;
}
co->height = height;
li->curHeight = co->height - (2 * li->bdyAdjust);
if (height) {
li->grow = 0;
if (flags & NEWT_FLAG_SCROLL) {
sb = newtVerticalScrollbar(left, top + li->bdyAdjust,
li->curHeight,
COLORSET_LISTBOX, COLORSET_ACTLISTBOX);
li->sbAdjust = 3;
} else {
sb = NULL;
}
} else {
li->grow = 1;
sb = NULL;
}
li->sb = sb;
co->data = li;
co->isMapped = 0;
co->left = left;
co->top = top;
co->ops = &listboxOps;
co->takesFocus = 1;
co->callback = NULL;
updateWidth(co, li, 5);
return co;
}