Genesis-Plus-GX/source/gx/gui/filesel.c

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/*
* filesel.c
*
* File Selection menu
*
* Softdev (2006)
* Eke-Eke (2007,2008,2009)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
********************************************************************************/
#include "shared.h"
#include "font.h"
#include "gui.h"
#include "file_dvd.h"
#include "file_fat.h"
#include "filesel.h"
#ifdef HW_RVL
#include <wiiuse/wpad.h>
#endif
#define PAGESIZE 11
#define PAGEOFFSET 120
FILEENTRIES filelist[MAXFILES];
static int offset = 0;
static int selection = 0;
static int old_selection = 0;
static int old_offset = 0;
static int maxfiles = 0;
/*****************************************************************************/
/* GUI Buttons data */
/*****************************************************************************/
static butn_data arrow_up_data =
{
{NULL,NULL},
{Button_up_png,Button_up_over_png}
};
static butn_data arrow_down_data =
{
{NULL,NULL},
{Button_down_png,Button_down_over_png}
};
/*****************************************************************************/
/* GUI Arrows button */
/*****************************************************************************/
static gui_butn arrow_up = {&arrow_up_data,BUTTON_VISIBLE|BUTTON_OVER_SFX,{0,0,0,0},14,76,360,32};
static gui_butn arrow_down = {&arrow_down_data,BUTTON_VISIBLE|BUTTON_OVER_SFX,{0,0,0,0},14,368,360,32};
/*****************************************************************************/
/* GUI helpers */
/*****************************************************************************/
static gui_item action_cancel =
{
NULL,Key_B_png,"","Previous Directory",10,422,28,28
};
static gui_item action_select =
{
NULL,Key_A_png,"","Load ROM file",602,422,28,28
};
/*****************************************************************************/
/* GUI Background images */
/*****************************************************************************/
static gui_image bg_filesel[10] =
{
{NULL,Bg_main_png,IMAGE_VISIBLE,374,140,284,288,255},
{NULL,Bg_overlay_png,IMAGE_VISIBLE|IMAGE_REPEAT,0,0,640,480,255},
{NULL,Banner_top_png,IMAGE_VISIBLE,0,0,640,108,255},
{NULL,Banner_bottom_png,IMAGE_VISIBLE,0,380,640,100,255},
{NULL,Main_logo_png,IMAGE_VISIBLE,466,40,152,44,255},
{NULL,Frame_s1_png,IMAGE_VISIBLE,8,70,372,336,200},
{NULL,Frame_s2_png,0,384,264,248,140,200},
{NULL,Snap_empty_png,IMAGE_VISIBLE,422,114,164,116,255},
{NULL,NULL,0,424,116,160,112,255},
{NULL,Snap_frame_png,IMAGE_VISIBLE,388,112,236,148,255}
};
/*****************************************************************************/
/* GUI Descriptor */
/*****************************************************************************/
static gui_menu menu_browser =
{
"Game Selection",
-1,-1,
0,0,10,0,
NULL,
NULL,
bg_filesel,
{&action_cancel, &action_select},
{&arrow_up,&arrow_down}
};
/***************************************************************************
* FileSortCallback (Marty Disibio)
*
* Quick sort callback to sort file entries with the following order:
* .
* ..
* <dirs>
* <files>
***************************************************************************/
int FileSortCallback(const void *f1, const void *f2)
{
/* Special case for implicit directories */
if(((FILEENTRIES *)f1)->filename[0] == '.' || ((FILEENTRIES *)f2)->filename[0] == '.')
{
if(strcmp(((FILEENTRIES *)f1)->filename, ".") == 0) { return -1; }
if(strcmp(((FILEENTRIES *)f2)->filename, ".") == 0) { return 1; }
if(strcmp(((FILEENTRIES *)f1)->filename, "..") == 0) { return -1; }
if(strcmp(((FILEENTRIES *)f2)->filename, "..") == 0) { return 1; }
}
/* If one is a file and one is a directory the directory is first. */
if(((FILEENTRIES *)f1)->flags == 1 && ((FILEENTRIES *)f2)->flags == 0) return -1;
if(((FILEENTRIES *)f1)->flags == 0 && ((FILEENTRIES *)f2)->flags == 1) return 1;
return stricmp(((FILEENTRIES *)f1)->filename, ((FILEENTRIES *)f2)->filename);
}
/****************************************************************************
* FileSelector
*
* Let user select a file from the File listing
..* ROM file buffer is provided as input
* ROM size is returned
*
****************************************************************************/
int FileSelector(unsigned char *buffer, bool useFAT)
{
short p;
int ret,i,yoffset;
int size = 0;
int go_up = 0;
int string_offset = 0;
int old = -1;
char text[MAXPATHLEN];
char fname[MAXPATHLEN];
FILE *xml,*snap;
#ifdef HW_RVL
int x,y;
gui_butn *button;
#endif
/* Background Settings */
if (config.bg_color == (BG_COLOR_MAX - 1))
bg_filesel[0].data = Bg_main_2_png;
else
bg_filesel[0].data = Bg_main_png;
if (config.bg_overlay)
bg_filesel[1].state |= IMAGE_VISIBLE;
else
bg_filesel[1].state &= ~IMAGE_VISIBLE;
/* Initialize Menu */
gui_menu *m = &menu_browser;
GUI_InitMenu(m);
/* Initialize directory icon */
gui_image dir_icon;
dir_icon.texture = gxTextureOpenPNG(Browser_dir_png,0);
dir_icon.w = dir_icon.texture->width;
dir_icon.h = dir_icon.texture->height;
dir_icon.x = 26;
dir_icon.y = PAGEOFFSET;
/* Initialize selection bar */
gui_image bar_over;
bar_over.texture = gxTextureOpenPNG(Overlay_bar_png,0);
bar_over.w = bar_over.texture->width;
bar_over.h = bar_over.texture->height;
bar_over.x = 22;
bar_over.y = -(bar_over.h - dir_icon.h)/2;
while (1)
{
/* ROM file snapshot/database */
if (old != selection)
{
old = selection;
string_offset = 0;
/* delete previous texture if any */
gxTextureClose(&bg_filesel[8].texture);
bg_filesel[8].state &= ~IMAGE_VISIBLE;
bg_filesel[6].state &= ~IMAGE_VISIBLE;
if (!filelist[selection].flags)
{
/* get ROM filename without extension */
sprintf (text, "%s", filelist[selection].filename);
if (strlen(text) >= 4) text[strlen(text) - 4] = 0;
/* ROM database informations */
sprintf (fname, "%s/db/%s.xml", DEFAULT_PATH, text);
xml = fopen(fname, "rb");
if (xml)
{
bg_filesel[6].state |= IMAGE_VISIBLE;
fclose(xml); /* TODO */
}
/* open screenshot file */
sprintf (fname, "%s/snaps/%s.png", DEFAULT_PATH, text);
snap = fopen(fname, "rb");
if (snap)
{
bg_filesel[8].texture = gxTextureOpenPNG(0,snap);
if (bg_filesel[8].texture) bg_filesel[8].state |= IMAGE_VISIBLE;
fclose(snap);
}
}
}
/* update helper */
if (m->selected != -1)
{
/* out of focus */
strcpy(action_select.comment,"");
}
else if (!filelist[selection].flags)
{
/* this is a file */
strcpy(action_select.comment,"Load ROM File");
}
else
{
/* this is a directory */
if (!strcmp(filelist[selection].filename,".."))
strcpy(action_select.comment,"Previous Directory");
else
strcpy(action_select.comment,"Open Directory");
}
/* Draw menu*/
GUI_DrawMenu(m);
/* Draw Files list */
yoffset = PAGEOFFSET;
for (i = offset; i < (offset + PAGESIZE) && (i < maxfiles); i++)
{
if (i == selection)
{
/* scrolling text */
if ((string_offset/10) >= strlen(filelist[i].filename)) string_offset = 0;
sprintf(text, "%s ",filelist[i].filename + string_offset/10);
strncat(text, filelist[i].filename, string_offset/10);
gxDrawTexture(bar_over.texture,bar_over.x,yoffset+bar_over.y,bar_over.w,bar_over.h,255);
if (filelist[i].flags)
{
/* directory icon */
gxDrawTexture(dir_icon.texture,dir_icon.x-1,yoffset-1,dir_icon.w+2,dir_icon.h+2,255);
if (FONT_write(text,18,dir_icon.x+dir_icon.w+6,yoffset+16,bar_over.w-dir_icon.w-14,(GXColor)WHITE))
{
/* text scrolling */
string_offset ++;
}
}
else
{
if (FONT_write(text,18,dir_icon.x,yoffset+16,bar_over.w-8,(GXColor)WHITE))
{
/* text scrolling */
string_offset ++;
}
}
}
else
{
if (filelist[i].flags)
{
/* directory icon */
gxDrawTexture(dir_icon.texture,dir_icon.x,yoffset,dir_icon.w,dir_icon.h,255);
FONT_write(filelist[i].filename,16,dir_icon.x+dir_icon.w+6,yoffset+16,bar_over.w-dir_icon.w-14,(GXColor)WHITE);
}
else
{
FONT_write(filelist[i].filename,16,dir_icon.x,yoffset+16,bar_over.w-8,(GXColor)WHITE);
}
}
yoffset += 22;
}
#ifdef HW_RVL
if (Shutdown)
{
gxTextureClose(&w_pointer);
gxTextureClose(&bar_over.texture);
gxTextureClose(&dir_icon.texture);
GUI_DeleteMenu(m);
GUI_FadeOut();
shutdown();
SYS_ResetSystem(SYS_POWEROFF, 0, 0);
}
else if (m_input.ir.valid)
{
/* get cursor position */
x = m_input.ir.x;
y = m_input.ir.y;
/* draw wiimote pointer */
gxDrawTextureRotate(w_pointer, x-w_pointer->width/2, y-w_pointer->height/2, w_pointer->width, w_pointer->height,m_input.ir.angle,255);
/* find selected item */
yoffset = PAGEOFFSET - 4;
m->selected = m->max_buttons + 2;
for (i = offset; i < (offset + PAGESIZE) && (i < maxfiles); i++)
{
if ((x<=380)&&(y>=yoffset)&&(y<(yoffset+24)))
{
selection = i;
m->selected = -1;
break;
}
yoffset += 24;
}
/* find selected button */
for (i=0; i<2; i++)
{
button = m->arrows[i];
if (button)
{
if (button->state & BUTTON_VISIBLE)
{
if ((x>=button->x)&&(x<=(button->x+button->w))&&(y>=button->y)&&(y<=(button->y+button->h)))
{
m->selected = m->max_buttons + i;
break;
}
}
}
}
}
else
{
/* reset indicator */
m->selected = -1;
}
#endif
/* copy EFB to XFB */
gxSetScreen();
p = m_input.keys;
/* highlight next item */
if (p & PAD_BUTTON_DOWN)
{
selection++;
if (selection == maxfiles) selection = offset = 0;
if ((selection - offset) >= PAGESIZE) offset += PAGESIZE;
}
/* highlight previous item */
else if (p & PAD_BUTTON_UP)
{
selection--;
if (selection < 0)
{
selection = maxfiles - 1;
offset = selection - PAGESIZE + 1;
}
if (selection < offset) offset -= PAGESIZE;
if (offset < 0) offset = 0;
}
/* go back one page */
else if (p & PAD_TRIGGER_L)
{
selection -= PAGESIZE;
if (selection < 0)
{
selection = maxfiles - 1;
offset = selection - PAGESIZE + 1;
}
if (selection < offset) offset -= PAGESIZE;
if (offset < 0) offset = 0;
}
/* go forward one page */
else if (p & PAD_TRIGGER_R)
{
selection += PAGESIZE;
if (selection > maxfiles - 1) selection = offset = 0;
if ((selection - offset) >= PAGESIZE) offset += PAGESIZE;
}
/* quit */
else if (p & PAD_TRIGGER_Z)
{
GUI_DeleteMenu(m);
gxTextureClose(&bar_over.texture);
gxTextureClose(&dir_icon.texture);
return 0;
}
/* open selected file or directory */
else if ((p & PAD_BUTTON_A) || (p & PAD_BUTTON_B))
{
string_offset = 0;
go_up = 0;
if (p & PAD_BUTTON_B)
{
/* go up one directory or quit */
go_up = 1;
selection = 0;
}
#ifdef HW_RVL
else
{
/* arrow buttons selected */
if (m->selected == m->max_buttons) /* up arrow */
{
selection--;
if (selection < 0)
{
selection = maxfiles - 1;
offset = selection - PAGESIZE + 1;
}
if (selection < offset) offset -= PAGESIZE;
if (offset < 0) offset = 0;
}
else if (m->selected == (m->max_buttons+1)) /* down arrow */
{
selection++;
if (selection == maxfiles) selection = offset = 0;
if ((selection - offset) >= PAGESIZE) offset += PAGESIZE;
}
}
#endif
/* ensure we are in focus area */
if (go_up || (m->selected < m->max_buttons))
{
/*** This is directory ***/
if (filelist[selection].flags)
{
/* force going up */
go_up = (selection == 0);
/* get new directory */
if (useFAT)
ret = FAT_UpdateDirectory(go_up,filelist[selection].filename);
else
ret = DVD_UpdateDirectory(go_up,filelist[selection].offset,filelist[selection].length);
/* get new entry list or quit */
if (ret)
{
/* reinit selector (previous value is saved for one level) */
if (selection == 0)
{
selection = old_selection;
offset = old_offset;
old_selection = 0;
old_offset = 0;
}
else
{
/* save current selector value */
old_selection = selection;
old_offset = offset;
selection = 0;
offset = 0;
}
/* get directory entries */
if (useFAT)
maxfiles = FAT_ParseDirectory();
else
maxfiles = DVD_ParseDirectory();
}
else
{
GUI_DeleteMenu(m);
gxTextureClose(&bar_over.texture);
gxTextureClose(&dir_icon.texture);
return 0;
}
}
/*** This is a file ***/
else
{
/* root directory ? */
if (go_up)
{
GUI_DeleteMenu(m);
gxTextureClose(&bar_over.texture);
gxTextureClose(&dir_icon.texture);
return 0;
}
else
{
/* user confirmation */
if (GUI_ConfirmPrompt("Load selected File ?"))
{
/* Load ROM file from device */
if (useFAT)
size = FAT_LoadFile(buffer,selection);
else
size = DVD_LoadFile(buffer,selection);
/* Reload emulation */
if (size)
{
memfile_autosave(-1,config.state_auto);
reloadrom(size,filelist[selection].filename);
memfile_autoload(config.sram_auto,config.state_auto);
}
/* Exit */
GUI_MsgBoxClose();
GUI_DeleteMenu(m);
gxTextureClose(&bar_over.texture);
gxTextureClose(&dir_icon.texture);
return size;
}
/* user canceled */
GUI_MsgBoxClose();
}
}
}
}
}
}
void ClearSelector(u32 max)
{
maxfiles = max;
offset = 0;
selection = 0;
old_offset = 0;
old_selection = 0;
}