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repo2/firmware/fileselector.c @ 461

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#include "simplefile.h"
#include "simpledir.h"
#include "joystick.h"
#include "regs.h" // NO NEED!!!
#include "printf.h"
#include "fileutils.h"
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extern int debug_pos; // ARG!
extern int debug_adjust; // ARG!
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extern char USER_DIR[];
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// TODO!
#define MAX_PATH_LENGTH (9*5 + 8+3+1 + 1)
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int (* filter)(struct SimpleDirEntry * entry);

int filter_disks(struct SimpleDirEntry * entry)
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{
if (dir_is_subdir(entry)) return 1;
char const * f = dir_filename(entry);
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int res = (compare_ext(f,"ATR") || compare_ext(f,"XFD") || compare_ext(f,"XEX"));
//printf("filter_disks:%s:%d\n",f,res);
return res;
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}
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char const * fil_type;
char const * fil_type_rom;
char const * fil_type_bin;
char const * fil_type_car;
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char const * fil_type_mem;
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int filter_specified(struct SimpleDirEntry * entry)
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{
if (dir_is_subdir(entry)) return 1;
char const * f = dir_filename(entry);
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return (compare_ext(f,fil_type));
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}

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void dir_of(char * dir, char const * path); // TODO - into simpledir
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void file_selector(struct SimpleFile * file)
{
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char dir[MAX_PATH_LENGTH];
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if (file_name(file)[0] == '\0')
{
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strcpy(&dir[0],USER_DIR);
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}
else
{
dir_of(&dir[0],file_path(file));
}
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struct joystick_status joy;
joy.x_ = joy.y_ = joy.fire_ = joy.escape_ = 0;
for (;!joy.escape_;)
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{
struct SimpleDirEntry * entry = dir_entries_filtered(dir,filter);
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// Count how many we have
int entries = 0;
struct SimpleDirEntry * temp_entry = entry;
while (temp_entry)
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{
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++entries;
temp_entry = dir_next(temp_entry);
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}
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//printf("Entries:%d\n",entries);
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// Selected item
int pos = 0;
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int prevstartpos = -1;
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for (;;)
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{
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if (pos<0) pos = 0;
if (pos>=entries) pos = entries-1;
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// render
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{
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// find which chunk to render
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int startpos = pos-10;
//printf("\nA pos:%d, startpos:%d\n",pos,startpos);
//startpos &= 0xfffffffe;
//printf("startpos:%d\n",startpos);
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if (startpos<0) startpos=0;
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//printf("pos:%d, startpos:%d\n",pos,startpos);
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// get the dir entries for these
struct SimpleDirEntry * render_entry = entry;
int skip = startpos;
while (skip-->0)
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{
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render_entry = dir_next(render_entry);
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}
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// clear the screen
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if (startpos!=prevstartpos)
{
clearscreen();
prevstartpos = startpos;
}
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// find selected entry
struct SimpleDirEntry * sel_entry = entry;
skip = pos;
while (skip-->0)
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{
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sel_entry = dir_next(sel_entry);
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}
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// output the new entries
int line;
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debug_pos = 0;
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debug_adjust = 0;
printf("Choose ");
debug_adjust = 128;
printf("file");
debug_pos = 40;
int end = 22*40;
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for (;;)
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{
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if (!render_entry) break;

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int prev_debug_pos = debug_pos;
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if (render_entry == sel_entry)
{
debug_adjust = 128;
}
else
{
debug_adjust = 0;
}
if (dir_is_subdir(render_entry))
{
printf("DIR:");
}
printf("%s",dir_filename(render_entry));

render_entry = dir_next(render_entry);
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while(prev_debug_pos<debug_pos)
{
prev_debug_pos+=40;
}
debug_pos = prev_debug_pos;
//printf("debug_pos:%d",debug_pos);
if (debug_pos>=end) break;
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}
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debug_pos = 40*23;
if (sel_entry)
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{
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//printf("%s %s %d %d %d",dir_is_subdir(sel_entry) ? "DIR":"", dir_filename(sel_entry), joy.x_, joy.y_, pos);
printf("%s %s",dir_is_subdir(sel_entry) ? "DIR":"", dir_filename(sel_entry));
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}
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int i;
for (i=0;i!=40;++i) printf(" ");
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}
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// Slow it down a bit
wait_us(100000);

// move
joystick_wait(&joy,WAIT_QUIET);
joystick_wait(&joy,WAIT_EITHER);
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if (joy.escape_) break;
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if (joy.fire_)
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{
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int i = pos;
while(i--)
{
if (!entry) break;
entry = dir_next(entry);
}

if (entry)
{
if (!dir_is_subdir(entry))
{
file_open_dir(entry, file);
return;
}
else
{
char const *f = dir_filename(entry);
if (strcmp("..",f)==0)
{
int x = strlen(dir);
while (x-->0)
{
if (dir[x] == '/')
{
dir[x] = '\0';
break;
}
}
//printf("\nDIR UP! %s\n",dir);
}
else
{
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//strcpy(dir + strlen(dir),"/");
//strcpy(dir + strlen(dir),f);
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//printf("\nDIR DOWN:%s -> %s\n",f,dir);
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strcpy(dir,dir_path(entry));
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}
}
break;
}

return;
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}
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pos += joy.x_*10;
pos += joy.y_;
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}
}
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joystick_wait(&joy,WAIT_QUIET);
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}