mirror of
https://github.com/rvtr/GodMode9i.git
synced 2025-11-02 00:11:07 -04:00
301 lines
7.9 KiB
C++
301 lines
7.9 KiB
C++
/*-----------------------------------------------------------------
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Copyright (C) 2005 - 2013
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Michael "Chishm" Chisholm
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Dave "WinterMute" Murphy
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Claudio "sverx"
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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------------------------------------------------------------------*/
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#include "file_browse.h"
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#include <vector>
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#include <algorithm>
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#include <unistd.h>
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#include <string.h>
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#include <stdio.h>
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#include <dirent.h>
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#include <nds.h>
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#include "main.h"
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#include "date.h"
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#include "fileOperations.h"
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#include "driveMenu.h"
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#include "driveOperations.h"
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#define SCREEN_COLS 32
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#define ENTRIES_PER_SCREEN 22
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#define ENTRIES_START_ROW 2
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#define ENTRY_PAGE_LENGTH 10
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using namespace std;
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struct DirEntry {
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string name;
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bool isDirectory;
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bool isApp;
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} ;
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bool nameEndsWith (const string& name) {
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if (name.size() == 0) return false;
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return true;
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}
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bool dirEntryPredicate (const DirEntry& lhs, const DirEntry& rhs) {
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if (!lhs.isDirectory && rhs.isDirectory) {
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return false;
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}
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if (lhs.isDirectory && !rhs.isDirectory) {
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return true;
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}
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return strcasecmp(lhs.name.c_str(), rhs.name.c_str()) < 0;
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}
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void getDirectoryContents (vector<DirEntry>& dirContents) {
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struct stat st;
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dirContents.clear();
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DIR *pdir = opendir (".");
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if (pdir == NULL) {
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iprintf ("Unable to open the directory.\n");
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} else {
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while(true) {
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DirEntry dirEntry;
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struct dirent* pent = readdir(pdir);
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if(pent == NULL) break;
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stat(pent->d_name, &st);
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dirEntry.name = pent->d_name;
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dirEntry.isDirectory = (st.st_mode & S_IFDIR) ? true : false;
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if((dirEntry.name.substr(dirEntry.name.find_last_of(".") + 1) == "nds")
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|| (dirEntry.name.substr(dirEntry.name.find_last_of(".") + 1) == "NDS")
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|| (isDSiMode() && sdMounted && dirEntry.name.substr(dirEntry.name.find_last_of(".") + 1) == "firm")
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|| (isDSiMode() && sdMounted && dirEntry.name.substr(dirEntry.name.find_last_of(".") + 1) == "FIRM"))
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{
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dirEntry.isApp = true;
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} else {
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dirEntry.isApp = false;
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}
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if (dirEntry.name.compare(".") != 0 && (dirEntry.isDirectory || nameEndsWith(dirEntry.name))) {
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dirContents.push_back (dirEntry);
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}
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}
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closedir(pdir);
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}
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sort(dirContents.begin(), dirContents.end(), dirEntryPredicate);
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}
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void showDirectoryContents (const vector<DirEntry>& dirContents, int startRow) {
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char path[PATH_MAX];
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getcwd(path, PATH_MAX);
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// Clear the screen
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iprintf ("\x1b[2J");
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// Print the path
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if (strlen(path) < SCREEN_COLS) {
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iprintf ("%s", path);
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} else {
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iprintf ("%s", path + strlen(path) - SCREEN_COLS);
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}
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// Move to 2nd row
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iprintf ("\x1b[1;0H");
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// Print line of dashes
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iprintf ("--------------------------------");
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// Print directory listing
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for (int i = 0; i < ((int)dirContents.size() - startRow) && i < ENTRIES_PER_SCREEN; i++) {
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const DirEntry* entry = &dirContents.at(i + startRow);
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char entryName[SCREEN_COLS + 1];
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// Set row
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iprintf ("\x1b[%d;0H", i + ENTRIES_START_ROW);
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if (entry->isDirectory) {
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strncpy (entryName, entry->name.c_str(), SCREEN_COLS);
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entryName[SCREEN_COLS - 3] = '\0';
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iprintf (" [%s]", entryName);
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} else {
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strncpy (entryName, entry->name.c_str(), SCREEN_COLS);
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entryName[SCREEN_COLS - 1] = '\0';
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iprintf (" %s", entryName);
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}
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}
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}
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string browseForFile (void) {
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int pressed = 0;
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int screenOffset = 0;
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int fileOffset = 0;
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off_t fileSize = 0;
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vector<DirEntry> dirContents;
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getDirectoryContents (dirContents);
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while (true) {
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consoleInit(NULL, 1, BgType_Text4bpp, BgSize_T_256x256, 15, 0, false, true);
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DirEntry* entry = &dirContents.at(fileOffset);
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printf (entry->name.c_str());
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printf ("\n");
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if (entry->isDirectory) {
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printf ("(dir)");
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} else {
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fileSize = getFileSize(entry->name.c_str());
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printf ("%i Bytes", (int)fileSize);
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}
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printf ("\x1b[21;0H");
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printf (titleName);
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printf ("\x1b[22;0H");
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printf ("X - DELETE");
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printf ("\x1b[23;0H");
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printf (isRegularDS ? POWERTEXT_DS : POWERTEXT);
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consoleInit(NULL, 0, BgType_Text4bpp, BgSize_T_256x256, 15, 0, true, true);
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showDirectoryContents (dirContents, screenOffset);
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// Clear old cursors
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/*for (int i = ENTRIES_START_ROW; i < ENTRIES_PER_SCREEN + ENTRIES_START_ROW; i++) {
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iprintf ("\x1b[%d;0H ", i);
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}*/
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// Show cursor
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iprintf ("\x1b[%d;0H*", fileOffset - screenOffset + ENTRIES_START_ROW);
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stored_SCFG_MC = REG_SCFG_MC;
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// Power saving loop. Only poll the keys once per frame and sleep the CPU if there is nothing else to do
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do {
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// Move to right side of screen
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printf ("\x1b[0;27H");
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// Print time
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printf (RetTime().c_str());
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scanKeys();
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pressed = keysDownRepeat();
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swiWaitForVBlank();
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if (REG_SCFG_MC != stored_SCFG_MC) {
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break;
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}
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} while (!(pressed & KEY_UP) && !(pressed & KEY_DOWN) && !(pressed & KEY_LEFT) && !(pressed & KEY_RIGHT)
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&& !(pressed & KEY_A) && !(pressed & KEY_B) && !(pressed & KEY_X));
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iprintf ("\x1b[%d;0H*", fileOffset - screenOffset + ENTRIES_START_ROW);
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if (isDSiMode() && !pressed && dmCursorPosition == 1 && REG_SCFG_MC == 0x11 && flashcardMounted) {
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flashcardUnmount();
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screenMode = 0;
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return "null";
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}
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if (pressed & KEY_UP) fileOffset -= 1;
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if (pressed & KEY_DOWN) fileOffset += 1;
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if (pressed & KEY_LEFT) fileOffset -= ENTRY_PAGE_LENGTH;
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if (pressed & KEY_RIGHT) fileOffset += ENTRY_PAGE_LENGTH;
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if (fileOffset < 0) fileOffset = dirContents.size() - 1; // Wrap around to bottom of list
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if (fileOffset > ((int)dirContents.size() - 1)) fileOffset = 0; // Wrap around to top of list
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// Scroll screen if needed
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if (fileOffset < screenOffset) {
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screenOffset = fileOffset;
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showDirectoryContents (dirContents, screenOffset);
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}
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if (fileOffset > screenOffset + ENTRIES_PER_SCREEN - 1) {
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screenOffset = fileOffset - ENTRIES_PER_SCREEN + 1;
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showDirectoryContents (dirContents, screenOffset);
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}
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if (pressed & KEY_A) {
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DirEntry* entry = &dirContents.at(fileOffset);
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if (entry->isDirectory) {
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iprintf("Entering directory\n");
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// Enter selected directory
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chdir (entry->name.c_str());
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getDirectoryContents (dirContents);
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screenOffset = 0;
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fileOffset = 0;
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} else {
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if (entry->isApp) {
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applaunch = true;
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}
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// Clear the screen
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iprintf ("\x1b[2J");
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// Return the chosen file
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return entry->name;
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}
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}
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if (pressed & KEY_B) {
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char path[PATH_MAX];
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getcwd(path, PATH_MAX);
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if ((strcmp (path, "sd:/") == 0) || (strcmp (path, "fat:/") == 0)) {
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screenMode = 0;
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return "null";
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}
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// Go up a directory
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chdir ("..");
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getDirectoryContents (dirContents);
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screenOffset = 0;
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fileOffset = 0;
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}
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// Delete file/folder
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if ((pressed & KEY_X) && (strcmp (entry->name.c_str(), "..") != 0)) {
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printf ("\x1b[0;27H");
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printf (" "); // Clear time
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consoleInit(NULL, 1, BgType_Text4bpp, BgSize_T_256x256, 15, 0, false, true);
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iprintf("Delete \"%s\"?\n", entry->name.c_str());
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printf ("(<A> yes, <B> no)");
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while (true) {
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scanKeys();
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pressed = keysDownRepeat();
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swiWaitForVBlank();
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if (pressed & KEY_A) {
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consoleClear();
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if (entry->isDirectory) {
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printf ("Deleting folder, please wait...");
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} else {
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printf ("Deleting file, please wait...");
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}
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remove(entry->name.c_str());
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getDirectoryContents (dirContents);
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fileOffset--;
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pressed = 0;
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break;
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}
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if (pressed & KEY_B) {
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pressed = 0;
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break;
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}
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}
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}
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}
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}
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