Allow hiding list elements and disableing the pointer.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@17947 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
albeu 2006-03-25 18:15:37 +00:00
parent 0e38597ae8
commit d915b85253
2 changed files with 44 additions and 17 deletions

View File

@ -28,8 +28,8 @@ void menu_list_draw(menu_t* menu,mp_image_t* mpi) {
int w = mpriv->w;
int dh = 0,dw = 0;
int dy = 0;
int need_h = 0,need_w = 0,ptr_l = menu_text_length(mpriv->ptr) + 10,sidx = 0;
int th;
int need_h = 0,need_w = 0,ptr_l,sidx = 0;
int th,count = 0;
list_entry_t* m;
if(mpriv->count < 1)
@ -39,17 +39,32 @@ void menu_list_draw(menu_t* menu,mp_image_t* mpi) {
if(w <= 0) w = mpi->width;
dh = h - 2*mpriv->minb;
dw = w - 2*mpriv->minb;
ptr_l = menu_text_length(mpriv->ptr);
ptr_l = mpriv->ptr ? menu_text_length(mpriv->ptr) : 0;
// mpi is too small
if(h - vo_font->height <= 0 || w - ptr_l <= 0 || dw <= 0 || dh <= 0)
return;
th = menu_text_num_lines(mpriv->title,dw) * (mpriv->vspace + vo_font->height) + mpriv->vspace;
// the selected item is hidden, find a visible one
if(mpriv->current->hide) {
// try the next
for(m = mpriv->current->next ; m ; m = m->next)
if(!m->hide) break;
if(!m) // or the previous
for(m = mpriv->current->prev ; m ; m = m->prev)
if(!m->hide) break;
if(m) mpriv->current = m;
else ptr_l = 0;
}
for(i = 0, m = mpriv->menu ; m ; m = m->next, i++) {
int ll = menu_text_length(m->txt);
int ll;
if(m->hide) continue;
ll = menu_text_length(m->txt);
if(ptr_l + ll > need_w) need_w = ptr_l + ll;
if(m == mpriv->current) sidx = i;
count++;
}
if(need_w > dw) need_w = dw;
if(x > 0)
@ -59,7 +74,7 @@ void menu_list_draw(menu_t* menu,mp_image_t* mpi) {
else
y = mpriv->minb;
need_h = mpriv->count * (mpriv->vspace + vo_font->height) - mpriv->vspace;
need_h = count * (mpriv->vspace + vo_font->height) - mpriv->vspace;
if( need_h + th > dh) {
int start,end;
int maxl = (dh + mpriv->vspace - th) / (mpriv->vspace + vo_font->height);
@ -74,14 +89,16 @@ void menu_list_draw(menu_t* menu,mp_image_t* mpi) {
start = sidx - (maxl/2);
if(start < 0) start = 0;
end = start + maxl;
if(end > mpriv->count) {
end = mpriv->count;
if(end > count) {
end = count;
if(end - start < maxl)
start = end - maxl < 0 ? 0 : end - maxl;
}
m = mpriv->menu;
for(i = 0 ; m->next && i < start ; i++)
for(i = 0 ; m->next && i < start ; ) {
if(!m->hide) i++;
m = m->next;
}
} else
m = mpriv->menu;
@ -96,7 +113,8 @@ void menu_list_draw(menu_t* menu,mp_image_t* mpi) {
}
for( ; m != NULL && dy + vo_font->height < dh ; m = m->next ) {
if(m == mpriv->current)
if(m->hide) continue;
if(ptr_l > 0 && m == mpriv->current)
menu_draw_text_full(mpi,mpriv->ptr,
x < 0 ? (mpi->w - need_w) / 2 + ptr_l : x,
dy+y,dw,dh - dy,
@ -117,18 +135,26 @@ void menu_list_draw(menu_t* menu,mp_image_t* mpi) {
void menu_list_read_cmd(menu_t* menu,int cmd) {
switch(cmd) {
case MENU_CMD_UP:
if(mpriv->current->prev) {
mpriv->current = mpriv->current->prev;
} else {
if(!mpriv->current->prev) {
for( ; mpriv->current->next != NULL ; mpriv->current = mpriv->current->next)
/* NOTHING */;
} break;
if(!mpriv->current->hide) return;
}
while(mpriv->current->prev) {
mpriv->current = mpriv->current->prev;
if(!mpriv->current->hide) return;
}
break;
case MENU_CMD_DOWN:
if(mpriv->current->next) {
if(!mpriv->current->next) {
mpriv->current = mpriv->menu;
if(!mpriv->current->hide) return;
}
while(mpriv->current->next) {
mpriv->current = mpriv->current->next;
} else {
mpriv->current = mpriv->menu;
} break;
if(!mpriv->current->hide) return;
}
break;
case MENU_CMD_LEFT:
case MENU_CMD_CANCEL:
menu->show = 0;

View File

@ -11,6 +11,7 @@ struct list_entry {
list_entry_t* next;
char* txt;
char hide;
};