mirror of
https://github.com/joel16/VitaShell.git
synced 2024-11-27 22:00:26 +00:00
744 lines
18 KiB
C
744 lines
18 KiB
C
/*
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VitaShell
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Copyright (C) 2015-2016, TheFloW
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(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, see <http://www.gnu.org/licenses/>.
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*/
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#include "main.h"
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#include "context_menu.h"
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#include "archive.h"
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#include "file.h"
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#include "text.h"
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#include "hex.h"
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#include "theme.h"
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#include "utils.h"
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#include "language.h"
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#include "ime_dialog.h"
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#include "message_dialog.h"
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float text_ctx_menu_max_width = 0.0f;
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enum TextMenuEntrys {
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TEXT_MENU_ENTRY_MARK_UNMARK_ALL,
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TEXT_MENU_ENTRY_EMPTY_1,
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TEXT_MENU_ENTRY_CUT,
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TEXT_MENU_ENTRY_COPY,
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TEXT_MENU_ENTRY_PASTE,
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TEXT_MENU_ENTRY_EMPTY_2,
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TEXT_MENU_ENTRY_SEARCH,
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TEXT_MENU_ENTRY_EMPTY_3,
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TEXT_MENU_ENTRY_DELETE,
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};
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MenuEntry text_menu_entries[] = {
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{ MARK_ALL, CTX_VISIBILITY_INVISIBLE },
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{ -1, CTX_VISIBILITY_UNUSED },
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{ CUT, CTX_VISIBILITY_INVISIBLE },
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{ COPY, CTX_VISIBILITY_INVISIBLE },
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{ PASTE, CTX_VISIBILITY_INVISIBLE },
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{ -1, CTX_VISIBILITY_UNUSED },
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{ SEARCH, CTX_VISIBILITY_INVISIBLE },
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{ -1, CTX_VISIBILITY_UNUSED },
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{ OPEN_HEX_EDITOR, CTX_VISIBILITY_INVISIBLE },
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};
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#define N_TEXT_MENU_ENTRIES (sizeof(text_menu_entries) / sizeof(MenuEntry))
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void initTextContextMenuWidth() {
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int i;
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for (i = 0; i < N_TEXT_MENU_ENTRIES; i++) {
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if (text_menu_entries[i].visibility != CTX_VISIBILITY_UNUSED)
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text_ctx_menu_max_width = MAX(text_ctx_menu_max_width, vita2d_pgf_text_width(font, FONT_SIZE, language_container[text_menu_entries[i].name]));
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if (text_menu_entries[i].name == MARK_ALL) {
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text_menu_entries[i].name = UNMARK_ALL;
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i--;
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}
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}
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text_ctx_menu_max_width += 2.0f * CONTEXT_MENU_MARGIN;
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text_ctx_menu_max_width = MAX(text_ctx_menu_max_width, CONTEXT_MENU_MIN_WIDTH);
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}
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void textListAddEntry(TextList *list, TextListEntry *entry) {
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entry->next = NULL;
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entry->previous = NULL;
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if (list->head == NULL) {
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list->head = entry;
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list->tail = entry;
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} else {
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TextListEntry *tail = list->tail;
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tail->next = entry;
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entry->previous = tail;
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list->tail = entry;
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}
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list->length++;
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}
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void textListEmpty(TextList *list) {
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TextListEntry *entry = list->head;
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while (entry) {
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TextListEntry *next = entry->next;
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free(entry);
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entry = next;
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}
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list->head = NULL;
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list->tail = NULL;
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list->length = 0;
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}
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#define TAB_SIZE 4
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int textReadLine(char *buffer, int offset, int size, char *line) {
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// Get line
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int line_width = 0;
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int count = 0;
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int i;
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for (i = 0; i < MIN(size, MIN(size - offset, MAX_LINE_CHARACTERS - 1)); i++) {
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char ch = buffer[offset + i];
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char ch_width = 0;
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// Line break
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if (ch == '\n') {
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i++; // Skip it
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break;
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}
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// Tab
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if (ch == '\t') {
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ch_width = TAB_SIZE * font_size_cache[' '];
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} else {
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ch_width = font_size_cache[(int)ch];
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if (ch_width == 0) {
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ch = ' '; // Change invalid characters to space
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ch_width = font_size_cache[(int)ch];
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}
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}
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// Too long
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if ((line_width + ch_width) >= (MAX_WIDTH - TEXT_START_X + SHELL_MARGIN_X))
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break;
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// Increase line width
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line_width += ch_width;
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// Add to line string
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if (line)
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line[count++] = ch;
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}
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// End of line
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if (line)
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line[count] = '\0';
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return i;
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}
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void updateTextEntries(char *buffer, int base_pos, int size, int *offset_list, TextListEntry *entry) {
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int i;
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for (i = 0; i < MAX_ENTRIES; i++) {
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if (!entry) {
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break;
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}
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entry->line_number = base_pos + i;
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int length = textReadLine(buffer, offset_list[base_pos + i], size, entry->line);
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offset_list[base_pos + i + 1] = offset_list[base_pos + i] + length;
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entry = entry->next;
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}
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}
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static int running = 0;
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static int n_lines = 0;
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int text_thread(SceSize args, uint32_t *argp) {
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char *buffer = (char *)argp[0];
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int size = (int)argp[1];
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running = 1;
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n_lines = 0;
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int offset = 0;
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while (running && offset < size && n_lines < MAX_LINES) {
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offset += textReadLine(buffer, offset, size, NULL);
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n_lines++;
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sceKernelDelayThread(1000);
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}
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return sceKernelExitDeleteThread(0);
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}
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static int search_running = 0;
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static int n_search_results = 0;
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int search_thread(SceSize args, SearchParams *argp) {
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char *buffer = argp->buffer;
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int size = argp->size;
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char *search_term = argp->search_term;
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int search_term_length = strlen(search_term);
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int *search_result_offsets = argp->search_result_offsets;
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search_running = 1;
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n_search_results = 0;
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int offset = 0;
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// make sure buffer is null-terminated
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buffer[size] = '\0';
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char *r;
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while (search_running && offset < size && n_search_results < MAX_SEARCH_RESULTS) {
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r = strstr(buffer + offset, search_term);
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if (r == NULL) {
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search_running = 0;
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continue;
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}
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int index = r - buffer;
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search_result_offsets[n_search_results++] = index;
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offset = index + 1;
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sceKernelDelayThread(1000);
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}
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search_running = 0;
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return sceKernelExitDeleteThread(0);
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}
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int textViewer(char *file) {
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int hex_viewer = 0;
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char *buffer_base = malloc(BIG_BUFFER_SIZE);
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if (!buffer_base)
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return -1;
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CopyEntry *copy_buffer = malloc(MAX_COPY_BUFFER_SIZE * sizeof(CopyEntry));
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if (!copy_buffer)
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return -1;
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int *search_result_offsets = malloc(MAX_SEARCH_RESULTS * sizeof(int));
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if (!search_result_offsets)
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return -1;
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int copy_current_size = 0;
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int copy_reset = 0;
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int size = 0;
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int modify_allowed = 1;
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if (isInArchive()) {
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size = ReadArchiveFile(file, buffer_base, BIG_BUFFER_SIZE);
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modify_allowed = 0;
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} else {
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size = ReadFile(file, buffer_base, BIG_BUFFER_SIZE);
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}
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if (size < 0) {
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free(buffer_base);
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return size;
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}
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char *buffer = buffer_base;
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int has_utf8_bom = 0;
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char utf8_bom[3] = {0xEF, 0xBB, 0xBF};
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if (size >= 3 && memcmp(buffer_base, utf8_bom, 3) == 0) {
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buffer += 3;
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has_utf8_bom = 1;
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size -= 3;
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}
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if (size == 0) {
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size = 1;
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buffer[0] = '\n';
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}
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int base_pos = 0, rel_pos = 0;
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int *offset_list = (int *)malloc(MAX_LINES * sizeof(int));
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memset(offset_list, 0, MAX_LINES * sizeof(int));
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TextList list;
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memset(&list, 0, sizeof(TextList));
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// Init context menu param
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ContextMenu context_menu;
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context_menu.menu_entries = text_menu_entries;
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context_menu.n_menu_entries = N_TEXT_MENU_ENTRIES;
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context_menu.menu_max_width = text_ctx_menu_max_width;
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//context_menu.menuEnterCallback = contextMenuEnterCallback;
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//context_menu.menuMoreEnterCallback = contextMenuMoreEnterCallback;
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int i;
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for (i = 0; i < MAX_ENTRIES; i++) {
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TextListEntry *entry = malloc(sizeof(TextListEntry));
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entry->line_number = i;
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int length = textReadLine(buffer, offset_list[i], size, entry->line);
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offset_list[i + 1] = offset_list[i] + length;
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textListAddEntry(&list, entry);
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}
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uint32_t argp[2];
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argp[0] = (uint32_t)buffer;
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argp[1] = (uint32_t)size;
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SceUID thid = sceKernelCreateThread("text_thread", (SceKernelThreadEntry)text_thread, 0x10000100, 0x10000, 0, 0x70000, NULL);
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if (thid >= 0)
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sceKernelStartThread(thid, sizeof(argp), &argp);
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int edit_line = 0;
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int changed = 0;
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int save_question = 0;
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SearchParams search_params;
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int search_term_input = 0;
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int search_thid = 0;
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n_search_results = 0;
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while (1) {
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readPad();
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if (!save_question) {
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if (getContextMenuMode() != CONTEXT_MENU_CLOSED) {
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contextMenuCtrl(&context_menu);
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} else {
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// Context menu trigger
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if (pressed_buttons & SCE_CTRL_TRIANGLE) {
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if (getContextMenuMode() == CONTEXT_MENU_CLOSED) {
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//setContextMenuVisibilities();
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setContextMenuMode(CONTEXT_MENU_OPENING);
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}
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}
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if (hold_buttons & SCE_CTRL_UP || hold2_buttons & SCE_CTRL_LEFT_ANALOG_UP) {
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if (rel_pos > 0) {
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rel_pos--;
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} else {
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if (base_pos > 0) {
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base_pos--;
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// Tail to head
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list.tail->next = list.head;
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list.head->previous = list.tail;
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list.head = list.tail;
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// Second last to tail
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list.tail = list.tail->previous;
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list.tail->next = NULL;
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// No previous
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list.head->previous = NULL;
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// Update line_number
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list.head->line_number = base_pos;
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// Read
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textReadLine(buffer, offset_list[base_pos], size, list.head->line);
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}
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}
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copy_reset = 1;
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} else if (hold_buttons & SCE_CTRL_DOWN || hold2_buttons & SCE_CTRL_LEFT_ANALOG_DOWN) {
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if (offset_list[rel_pos + 1] < size) {
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if ((rel_pos + 1) < MAX_POSITION) {
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if (base_pos + rel_pos < n_lines - 1)
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rel_pos++;
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} else {
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if (offset_list[base_pos + rel_pos + 1] < size) {
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base_pos++;
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// Head to tail
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list.head->previous = list.tail;
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list.tail->next = list.head;
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list.tail = list.head;
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// Second first to head
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list.head = list.head->next;
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list.head->previous = NULL;
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// No next
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list.tail->next = NULL;
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// Update line_number
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list.tail->line_number = base_pos + MAX_ENTRIES - 1;
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// Read
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int length = textReadLine(buffer, offset_list[base_pos + MAX_ENTRIES - 1], size, list.tail->line);
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offset_list[base_pos + MAX_ENTRIES] = offset_list[base_pos + MAX_ENTRIES - 1] + length;
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}
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}
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}
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copy_reset = 1;
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}
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// Page skip
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if (hold_buttons & SCE_CTRL_LTRIGGER || hold_buttons & SCE_CTRL_RTRIGGER) {
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if (hold_buttons & SCE_CTRL_LTRIGGER) { // Skip page up
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base_pos = base_pos - MAX_ENTRIES;
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if (base_pos < 0) {
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base_pos = 0;
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rel_pos = 0;
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}
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} else { // Skip page down
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base_pos = base_pos + MAX_ENTRIES;
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if (base_pos >= n_lines - MAX_POSITION) {
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base_pos = MAX(n_lines - MAX_POSITION, 0);
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rel_pos = MIN(MAX_POSITION - 1, n_lines-1);
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}
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}
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// Update entries
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updateTextEntries(buffer, base_pos, size, offset_list, list.head);
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}
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if (hold_buttons & SCE_CTRL_SELECT) {
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initImeDialog(language_container[ENTER_SEARCH_TERM], "", MAX_LINE_CHARACTERS, SCE_IME_TYPE_DEFAULT, 0);
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search_term_input = 1;
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}
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if (search_term_input) {
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int ime_result = updateImeDialog();
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if (ime_result == IME_DIALOG_RESULT_FINISHED) {
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char *search_term = (char *)getImeDialogInputTextUTF8();
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int length = strlen(search_term);
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if (length >= MIN_SEARCH_TERM_LENGTH) {
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// kill old search if it is already running
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if (search_running) {
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search_running = 0;
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sceKernelWaitThreadEnd(search_thid, NULL, NULL);
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}
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strcpy(search_params.search_term, search_term);
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search_params.buffer = buffer;
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search_params.size = size;
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search_params.search_result_offsets = search_result_offsets;
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search_thid = sceKernelCreateThread("search_thread", (SceKernelThreadEntry)search_thread, 0x10000100, 0x10000, 0, 0x70000, NULL);
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if (search_thid >= 0)
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sceKernelStartThread(search_thid, sizeof(SearchParams), &search_params);
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}
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search_term_input = 0;
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} else if (ime_result == IME_DIALOG_RESULT_CANCELED) {
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search_term_input = 0;
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}
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}
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// buffer modifying actions
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if (modify_allowed && !search_running) {
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if(!edit_line && hold_buttons & SCE_CTRL_ENTER) {
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int line_start = offset_list[base_pos + rel_pos];
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char line[MAX_LINE_CHARACTERS];
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textReadLine(buffer, line_start, size, line);
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initImeDialog(language_container[EDIT_LINE], line, MAX_LINE_CHARACTERS, SCE_IME_TYPE_DEFAULT, SCE_IME_OPTION_MULTILINE);
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edit_line = 1;
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}
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if (edit_line) {
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int ime_result = updateImeDialog();
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if (ime_result == IME_DIALOG_RESULT_FINISHED) {
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int line_start = offset_list[base_pos + rel_pos];
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char line[MAX_LINE_CHARACTERS];
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int length = textReadLine(buffer, line_start, size, line);
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// Don't count newline
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if (buffer[line_start + length - 1] == '\n') {
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length--;
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}
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char *new_line = (char *)getImeDialogInputTextUTF8();
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int new_length = strlen(new_line);
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// Move data if size has changed
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if (new_length != length) {
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memmove(&buffer[line_start+new_length], &buffer[line_start+length], size-line_start-length);
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size = size + (new_length - length);
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}
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// Copy new line into buffer
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memcpy(&buffer[line_start], new_line, new_length);
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// Add new lines to n_lines
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int i;
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for (i = 0; i < new_length; i++) {
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if (new_line[i] == '\n') {
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n_lines++;
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}
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}
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// Update entries
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updateTextEntries(buffer, base_pos, size, offset_list, list.head);
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edit_line = 0;
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changed = 1;
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} else if (ime_result == IME_DIALOG_RESULT_CANCELED) {
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edit_line = 0;
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}
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}
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// Cut line
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if (hold_buttons & SCE_CTRL_LEFT && copy_current_size < MAX_COPY_BUFFER_SIZE) {
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if (copy_reset) {
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copy_reset = 0;
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copy_current_size = 0;
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}
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// Get current line
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int line_start = offset_list[base_pos + rel_pos];
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char line[MAX_LINE_CHARACTERS];
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int length = textReadLine(buffer, line_start, size, line);
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CopyEntry *entry = ©_buffer[copy_current_size];
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// Copy line into copy_buffer
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memcpy(entry->line, &buffer[line_start], length);
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// Make sure line end with a newline
|
|
if (entry->line[length - 1] != '\n') {
|
|
entry->line[length] = '\n';
|
|
length++;
|
|
}
|
|
|
|
// Terminate line
|
|
copy_buffer[copy_current_size].line[length] = '\0';
|
|
|
|
// Remove line
|
|
memmove(&buffer[line_start], &buffer[line_start+length], size-line_start);
|
|
size -= length;
|
|
n_lines -= 1;
|
|
|
|
// Add empty line if resulting buffer is empty
|
|
if (size == 0) {
|
|
size = 1;
|
|
n_lines = 1;
|
|
buffer[0] = '\n';
|
|
}
|
|
|
|
if (base_pos + rel_pos >= n_lines) {
|
|
rel_pos = n_lines - base_pos - 1;
|
|
}
|
|
|
|
if (rel_pos < 0) {
|
|
base_pos += rel_pos;
|
|
rel_pos = 0;
|
|
}
|
|
|
|
// Update entries
|
|
updateTextEntries(buffer, base_pos, size, offset_list, list.head);
|
|
|
|
changed = 1;
|
|
copy_current_size++;
|
|
}
|
|
|
|
// Paste lines
|
|
if (hold_buttons & SCE_CTRL_RIGHT && copy_current_size > 0) {
|
|
int line_start = offset_list[base_pos + rel_pos];
|
|
|
|
// calculated size of pasted content
|
|
int length = 0, i;
|
|
for (i = 0; i < copy_current_size; i++) {
|
|
length += strlen(copy_buffer[i].line);
|
|
}
|
|
|
|
// Make space for pasted line
|
|
memmove(&buffer[line_start+length], &buffer[line_start], size-line_start);
|
|
size += length;
|
|
|
|
// Paste the lines
|
|
for (i = 0; i < copy_current_size; i++) {
|
|
int line_length = strlen(copy_buffer[i].line);
|
|
|
|
memcpy(&buffer[line_start], copy_buffer[i].line, line_length);
|
|
line_start += line_length;
|
|
}
|
|
|
|
n_lines += copy_current_size;
|
|
|
|
// Update entries
|
|
updateTextEntries(buffer, base_pos, size, offset_list, list.head);
|
|
|
|
changed = 1;
|
|
copy_reset = 1;
|
|
}
|
|
}
|
|
|
|
// Cancel
|
|
if (pressed_buttons & SCE_CTRL_CANCEL) {
|
|
if (changed) {
|
|
initMessageDialog(SCE_MSG_DIALOG_BUTTON_TYPE_YESNO, language_container[SAVE_MODIFICATIONS]);
|
|
save_question = 1;
|
|
} else {
|
|
hex_viewer = 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Switch to hex viewer
|
|
if (pressed_buttons & SCE_CTRL_SQUARE) {
|
|
hex_viewer = 1;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
int msg_result = updateMessageDialog();
|
|
if (msg_result == MESSAGE_DIALOG_RESULT_YES) {
|
|
SceUID fd = sceIoOpen(file, SCE_O_WRONLY|SCE_O_TRUNC, 0777);
|
|
if (fd >= 0) {
|
|
sceIoWrite(fd, buffer_base, has_utf8_bom ? size + sizeof(utf8_bom) : size);
|
|
sceIoClose(fd);
|
|
}
|
|
|
|
break;
|
|
} else if (msg_result == MESSAGE_DIALOG_RESULT_NO) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Start drawing
|
|
startDrawing(bg_text_image);
|
|
|
|
// Draw shell info
|
|
drawShellInfo(file);
|
|
|
|
// Draw scroll bar
|
|
drawScrollBar(base_pos, n_lines);
|
|
|
|
// Text
|
|
TextListEntry *entry = list.head;
|
|
|
|
int i;
|
|
for (i = 0; i < list.length; i++) {
|
|
char *line = entry->line;
|
|
int line_lenght = strlen(line);
|
|
|
|
int search_result_on_line = 0;
|
|
|
|
int entry_start_offset = offset_list[entry->line_number];
|
|
int entry_end_offset = entry_start_offset + line_lenght;
|
|
|
|
if (n_search_results > 0) {
|
|
int j;
|
|
for (j = 0; j < n_search_results; j++) {
|
|
int search_offset = search_result_offsets[j];
|
|
if (entry_start_offset <= search_offset && entry_end_offset >= search_offset) {
|
|
search_result_on_line = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (entry->line_number < n_lines) {
|
|
char line_str[5];
|
|
snprintf(line_str, 5, "%04i", entry->line_number);
|
|
|
|
int color = (rel_pos == i) ? TEXT_LINE_NUMBER_COLOR_FOCUS : TEXT_LINE_NUMBER_COLOR;
|
|
pgf_draw_text(SHELL_MARGIN_X, START_Y + (i * FONT_Y_SPACE), color, FONT_SIZE, line_str);
|
|
}
|
|
|
|
float x = TEXT_START_X;
|
|
|
|
while (*line) {
|
|
char *p = strchr(line, '\t');
|
|
if (p)
|
|
*p = '\0';
|
|
|
|
char *search_highlight = NULL;
|
|
if (search_result_on_line) {
|
|
search_highlight = strstr(line, search_params.search_term);
|
|
}
|
|
|
|
if (search_highlight) {
|
|
*search_highlight = '\0';
|
|
}
|
|
|
|
int width = pgf_draw_text(x, START_Y + (i * FONT_Y_SPACE), (rel_pos == i) ? TEXT_FOCUS_COLOR : TEXT_COLOR, FONT_SIZE, line);
|
|
line += strlen(line);
|
|
|
|
|
|
if (p) {
|
|
*p = '\t';
|
|
x += width + TAB_SIZE * font_size_cache[' '];
|
|
line++;
|
|
}
|
|
|
|
if (search_highlight) {
|
|
*search_highlight = search_params.search_term[0];
|
|
x += width;
|
|
x += pgf_draw_text(x, START_Y + (i * FONT_Y_SPACE), TEXT_HIGHLIGHT_COLOR, FONT_SIZE, search_params.search_term);
|
|
line += strlen(search_params.search_term);
|
|
}
|
|
}
|
|
|
|
entry = entry->next;
|
|
}
|
|
|
|
// Draw context menu
|
|
drawContextMenu(&context_menu);
|
|
|
|
// End drawing
|
|
endDrawing();
|
|
}
|
|
|
|
running = 0;
|
|
sceKernelWaitThreadEnd(thid, NULL, NULL);
|
|
|
|
if (search_running) {
|
|
search_running = 0;
|
|
sceKernelWaitThreadEnd(search_thid, NULL, NULL);
|
|
}
|
|
|
|
free(offset_list);
|
|
textListEmpty(&list);
|
|
|
|
free(search_result_offsets);
|
|
|
|
free(buffer_base);
|
|
|
|
if (hex_viewer)
|
|
hexViewer(file);
|
|
|
|
return 0;
|
|
}
|