void
label_set_text (WLabel * label, const char *text)
{
int newcols = label->widget.cols;
int newlines;
if (label->text != NULL && text != NULL && strcmp (label->text, text) == 0)
return; /* Flickering is not nice */
g_free (label->text);
if (text == NULL)
label->text = NULL;
else
{
label->text = g_strdup (text);
if (label->auto_adjust_cols)
{
str_msg_term_size (text, &newlines, &newcols);
if (newcols > label->widget.cols)
label->widget.cols = newcols;
if (newlines > label->widget.lines)
label->widget.lines = newlines;
}
}
if (label->widget.owner != NULL)
label_callback ((Widget *) label, WIDGET_DRAW, 0);
if (newcols < label->widget.cols)
label->widget.cols = newcols;
}
static void
edit_about (void)
{
const char *header = N_("About");
const char *button_name = N_("&OK");
const char *const version = "MCEdit " VERSION;
char text[BUF_LARGE];
int win_len, version_len, button_len;
int cols, lines;
Dlg_head *about_dlg;
#ifdef ENABLE_NLS
header = _(header);
button_name = _(button_name);
#endif
button_len = str_term_width1 (button_name) + 5;
version_len = str_term_width1 (version);
g_snprintf (text, sizeof (text),
_("Copyright (C) 1996-2012 the Free Software Foundation\n\n"
" A user friendly text editor\n"
" written for the Midnight Commander"));
win_len = str_term_width1 (header);
win_len = max (win_len, version_len);
win_len = max (win_len, button_len);
/* count width and height of text */
str_msg_term_size (text, &lines, &cols);
lines += 9;
cols = max (win_len, cols) + 6;
/* dialog */
about_dlg = create_dlg (TRUE, 0, 0, lines, cols, dialog_colors, NULL, NULL,
"[Internal File Editor]", header, DLG_CENTER | DLG_TRYUP);
add_widget (about_dlg, label_new (3, (cols - version_len) / 2, version));
add_widget (about_dlg, label_new (5, 3, text));
add_widget (about_dlg, button_new (lines - 3, (cols - button_len) / 2,
B_ENTER, NORMAL_BUTTON, button_name, NULL));
run_dlg (about_dlg);
destroy_dlg (about_dlg);
}
WLabel *
label_new (int y, int x, const char *text)
{
WLabel *l;
int cols = 1;
int lines = 1;
if (text != NULL)
str_msg_term_size (text, &lines, &cols);
l = g_new (WLabel, 1);
init_widget (&l->widget, y, x, lines, cols, label_callback, NULL);
l->text = g_strdup (text);
l->auto_adjust_cols = TRUE;
l->transparent = FALSE;
widget_want_cursor (l->widget, FALSE);
widget_want_hotkey (l->widget, FALSE);
return l;
}
/**
* Show dialog, not background safe.
*
* If the arguments "header" and "text" should be translated,
* that MUST be done by the caller of fg_input_dialog_help().
*
* The argument "history_name" holds the name of a section
* in the history file. Data entered in the input field of
* the dialog box will be stored there.
*
*/
static char *
fg_input_dialog_help (const char *header, const char *text, const char *help,
const char *history_name, const char *def_text, gboolean strip_password)
{
char *my_str;
int flags = (strip_password) ? 4 : 0;
QuickWidget quick_widgets[] = {
/* 0 */ QUICK_BUTTON (6, 64, 1, 0, N_("&Cancel"), B_CANCEL, NULL),
/* 1 */ QUICK_BUTTON (3, 64, 1, 0, N_("&OK"), B_ENTER, NULL),
/* 2 */ QUICK_INPUT (3, 64, 0, 0, def_text, 58, flags, NULL, &my_str),
/* 3 */ QUICK_LABEL (3, 64, 2, 0, ""),
QUICK_END
};
int b0_len, b1_len, b_len, gap;
char histname[64] = "inp|";
int lines, cols;
int len;
int i;
char *p_text;
int ret;
/* buttons */
#ifdef ENABLE_NLS
quick_widgets[0].u.button.text = _(quick_widgets[0].u.button.text);
quick_widgets[1].u.button.text = _(quick_widgets[1].u.button.text);
#endif /* ENABLE_NLS */
b0_len = str_term_width1 (quick_widgets[0].u.button.text) + 3;
b1_len = str_term_width1 (quick_widgets[1].u.button.text) + 5; /* default button */
b_len = b0_len + b1_len + 2; /* including gap */
/* input line */
if (history_name != NULL && *history_name != '\0')
{
g_strlcpy (histname + 3, history_name, sizeof (histname) - 3);
quick_widgets[2].u.input.histname = histname;
}
/* The special value of def_text is used to identify password boxes
and hide characters with "*". Don't save passwords in history! */
if (def_text == INPUT_PASSWORD)
{
quick_widgets[2].u.input.flags = 1;
histname[3] = '\0';
quick_widgets[2].u.input.text = "";
}
/* text */
p_text = g_strstrip (g_strdup (text));
str_msg_term_size (p_text, &lines, &cols);
quick_widgets[3].u.label.text = p_text;
/* dialog width */
len = str_term_width1 (header);
len = max (max (len, cols) + 4, 64);
len = min (max (len, b_len + 6), COLS);
/* button locations */
gap = (len - 8 - b_len) / 3;
quick_widgets[1].relative_x = 3 + gap;
quick_widgets[0].relative_x = quick_widgets[1].relative_x + b1_len + gap + 2;
{
QuickDialog Quick_input = {
len, lines + 6, -1, -1, header,
help, quick_widgets, NULL, TRUE
};
for (i = 0; i < 4; i++)
{
quick_widgets[i].x_divisions = Quick_input.xlen;
quick_widgets[i].y_divisions = Quick_input.ylen;
}
for (i = 0; i < 3; i++)
quick_widgets[i].relative_y += 2 + lines;
/* input line length */
quick_widgets[2].u.input.len = Quick_input.xlen - 6;
ret = quick_dialog (&Quick_input);
}
g_free (p_text);
return (ret != B_CANCEL) ? my_str : NULL;
}
