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Now only reacts to UP/DOWN keypresses if there are files in the directory

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@1316 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Linus Nielsen Feltzing 2002-07-02 23:08:48 +00:00
parent a8e6fbad3e
commit 14d63b7fdc
1 changed files with 62 additions and 51 deletions
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113
apps/tree.c
View file

@ -354,60 +354,71 @@ bool dirbrowse(char *root)
break;
case TREE_PREV:
if(dircursor) {
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, false);
dircursor--;
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
else {
if (start) {
start--;
numentries = showdir(currdir, start);
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
else {
if (numentries < TREE_MAX_ON_SCREEN) {
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, false);
dircursor = numentries - 1;
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
else {
start = numentries - TREE_MAX_ON_SCREEN;
dircursor = TREE_MAX_ON_SCREEN - 1;
numentries = showdir(currdir, start);
put_cursorxy(0, CURSOR_Y + LINE_Y + TREE_MAX_ON_SCREEN - 1, true);
}
}
}
lcd_update();
if(filesindir)
{
if(dircursor) {
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, false);
dircursor--;
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
else {
if (start) {
start--;
numentries = showdir(currdir, start);
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
else {
if (numentries < TREE_MAX_ON_SCREEN) {
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor,
false);
dircursor = numentries - 1;
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor,
true);
}
else {
start = numentries - TREE_MAX_ON_SCREEN;
dircursor = TREE_MAX_ON_SCREEN - 1;
numentries = showdir(currdir, start);
put_cursorxy(0, CURSOR_Y + LINE_Y +
TREE_MAX_ON_SCREEN - 1, true);
}
}
}
lcd_update();
}
break;
case TREE_NEXT:
if (dircursor + start + 1 < numentries ) {
if(dircursor+1 < TREE_MAX_ON_SCREEN) {
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, false);
dircursor++;
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
else {
start++;
numentries = showdir(currdir, start);
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
}
else {
if(numentries < TREE_MAX_ON_SCREEN) {
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, false);
start = dircursor = 0;
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
else {
start = dircursor = 0;
numentries = showdir(currdir, start);
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
}
lcd_update();
if(filesindir)
{
if (dircursor + start + 1 < numentries ) {
if(dircursor+1 < TREE_MAX_ON_SCREEN) {
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor,
false);
dircursor++;
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
else {
start++;
numentries = showdir(currdir, start);
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
}
else {
if(numentries < TREE_MAX_ON_SCREEN) {
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor,
false);
start = dircursor = 0;
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
else {
start = dircursor = 0;
numentries = showdir(currdir, start);
put_cursorxy(0, CURSOR_Y + LINE_Y+dircursor, true);
}
}
lcd_update();
}
break;
case TREE_MENU: {