move the browser drawing routines to a separate function, browser_draw()

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3293 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
This commit is contained in:
David Lawrence Ramsey 2006-02-09 23:26:26 +00:00
parent a8a9050083
commit d4bae13d8d
3 changed files with 86 additions and 84 deletions

View File

@ -22,6 +22,8 @@ CVS code -
do_writeout(), cwd_tab_completion(), input_tab(),
get_prompt_string(), do_prompt(), search_init(), do_replace(),
do_gotolinecolumn(), and do_int_spell_fix. (DLR)
- Move the browser drawing routines to a separate function. New
function browser_draw(); changes to do_browser(). (DLR)
- browser.c:
do_browser()
- Properly set currshortcut back to the file browser shortcut

View File

@ -76,11 +76,10 @@ char *do_browser(char *path, DIR *dir)
do {
bool abort = FALSE;
int i, col = 0, editline = 0, fileline;
int filecols = 0;
struct stat st;
int i, fileline;
/* Used only if width == 0, to calculate the number of files
* per row below. */
struct stat st;
char *new_path;
/* Used by the "Go To Directory" prompt. */
#ifndef DISABLE_MOUSE
@ -325,87 +324,7 @@ char *do_browser(char *path, DIR *dir)
if (abort)
break;
blank_edit();
i = (width != 0) ? width * editwinrows * ((selected / width) /
editwinrows) : 0;
wmove(edit, 0, 0);
{
size_t foo_len = mb_cur_max() * 7;
char *foo = charalloc(foo_len + 1);
for (; i < numents && editline <= editwinrows - 1; i++) {
char *disp = display_string(tail(filelist[i]), 0,
longest, FALSE);
/* Highlight the currently selected file/dir. */
if (i == selected)
wattron(edit, A_REVERSE);
blank_line(edit, editline, col, longest);
mvwaddstr(edit, editline, col, disp);
free(disp);
col += longest;
filecols++;
/* Show file info also. We don't want to report file
* sizes for links, so we use lstat(). Also, stat() and
* lstat() return an error if, for example, the file is
* deleted while the file browser is open. In that
* case, we report "--" as the file info. */
if (lstat(filelist[i], &st) == -1 ||
S_ISLNK(st.st_mode)) {
/* Aha! It's a symlink! Now, is it a dir? If so,
* mark it as such. */
if (stat(filelist[i], &st) == 0 &&
S_ISDIR(st.st_mode)) {
strncpy(foo, _("(dir)"), foo_len);
foo[foo_len] = '\0';
} else
strcpy(foo, "--");
} else if (S_ISDIR(st.st_mode)) {
strncpy(foo, _("(dir)"), foo_len);
foo[foo_len] = '\0';
} else if (st.st_size < (1 << 10)) /* less than 1 k. */
sprintf(foo, "%4u B", (unsigned int)st.st_size);
else if (st.st_size < (1 << 20)) /* less than 1 meg. */
sprintf(foo, "%4u KB",
(unsigned int)(st.st_size >> 10));
else if (st.st_size < (1 << 30)) /* less than 1 gig. */
sprintf(foo, "%4u MB",
(unsigned int)(st.st_size >> 20));
else
sprintf(foo, "%4u GB",
(unsigned int)(st.st_size >> 30));
mvwaddnstr(edit, editline, col - strlen(foo), foo,
foo_len);
if (i == selected)
wattroff(edit, A_REVERSE);
/* Add some space between the columns. */
col += 2;
/* If the next entry isn't going to fit on the line,
* move to the next line. */
if (col > COLS - longest) {
editline++;
col = 0;
if (width == 0)
width = filecols;
}
wmove(edit, editline, col);
}
free(foo);
}
wnoutrefresh(edit);
browser_draw(filelist, numents, longest, selected, width);
kbinput = get_kbinput(edit, &meta_key, &func_key);
parse_browser_input(&kbinput, &meta_key, &func_key);
@ -580,6 +499,85 @@ void parse_browser_input(int *kbinput, bool *meta_key, bool *func_key)
}
}
void browser_draw(char **filelist, size_t numents, int longest, int
selected, int width)
{
struct stat st;
int i = (width != 0) ? width * editwinrows * ((selected / width) /
editwinrows) : 0;
int col = 0, filecols = 0, editline = 0;
size_t foo_len = mb_cur_max() * 7;
char *foo = charalloc(foo_len + 1);
blank_edit();
wmove(edit, 0, 0);
for (; i < numents && editline <= editwinrows - 1; i++) {
char *disp = display_string(tail(filelist[i]), 0, longest,
FALSE);
/* Highlight the currently selected file/dir. */
if (i == selected)
wattron(edit, A_REVERSE);
blank_line(edit, editline, col, longest);
mvwaddstr(edit, editline, col, disp);
free(disp);
col += longest;
filecols++;
/* Show file info also. We don't want to report file sizes for
* links, so we use lstat(). Also, stat() and lstat() return an
* error if, for example, the file is deleted while the file
* browser is open. In that case, we report "--" as the file
* info. */
if (lstat(filelist[i], &st) == -1 || S_ISLNK(st.st_mode)) {
/* Aha! It's a symlink! Now, is it a dir? If so, mark it
* as such. */
if (stat(filelist[i], &st) == 0 && S_ISDIR(st.st_mode)) {
strncpy(foo, _("(dir)"), foo_len);
foo[foo_len] = '\0';
} else
strcpy(foo, "--");
} else if (S_ISDIR(st.st_mode)) {
strncpy(foo, _("(dir)"), foo_len);
foo[foo_len] = '\0';
} else if (st.st_size < (1 << 10)) /* less than 1 k. */
sprintf(foo, "%4u B", (unsigned int)st.st_size);
else if (st.st_size < (1 << 20)) /* less than 1 meg. */
sprintf(foo, "%4u KB", (unsigned int)(st.st_size >> 10));
else if (st.st_size < (1 << 30)) /* less than 1 gig. */
sprintf(foo, "%4u MB", (unsigned int)(st.st_size >> 20));
else
sprintf(foo, "%4u GB", (unsigned int)(st.st_size >> 30));
mvwaddnstr(edit, editline, col - strlen(foo), foo, foo_len);
if (i == selected)
wattroff(edit, A_REVERSE);
/* Add some space between the columns. */
col += 2;
/* If the next entry isn't going to fit on the line,
* move to the next line. */
if (col > COLS - longest) {
editline++;
col = 0;
if (width == 0)
width = filecols;
}
wmove(edit, editline, col);
}
free(foo);
wnoutrefresh(edit);
}
/* Strip one directory from the end of path. */
void striponedir(char *path)
{

View File

@ -142,6 +142,8 @@ char **browser_init(const char *path, int *longest, size_t *numents, DIR
*dir);
char *do_browse_from(const char *inpath);
void parse_browser_input(int *kbinput, bool *meta_key, bool *func_key);
void browser_draw(char **filelist, size_t numents, int longest, int
selected, int width);
void striponedir(char *path);
#endif