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start adding modes

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William Bell committed 2024-04-29 22:49:28 +01:00
1 parent acb4fb33eb
commit 8b797dcf0a
4 files changed
+239 -52
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main.c
+6 -9
View File
@@ -6,15 +6,12 @@
#include <unistd.h>
#include "openFile.h"
int main(int argc, char *argv[]) {
char* path;
if (argc > 1) {
int main(int argc, char *argv[])
{
char *path = "";
if (argc > 1)
{
path = argv[1];
} else {
path = "";
}
int resp = openFile(path, 1);
if (resp != 0) {
return resp;
}
return openFile(path);
}
openFile.c
+177 -12
View File
@@ -7,43 +7,208 @@
#include <stdio.h>
#include <stdlib.h>
int openFile(char* path, int mode) {
char* content = "";
if (strlen(path) != 0) {
struct lineAndCharNum
{
int lineNum;
int charNum;
};
struct lineAndCharNum getLineAndCharNum(char *content)
{
int numLines = 1;
int numChars = strlen(content);
for (int i = 0; i < strlen(content); i++)
{
if (content[i] == '\n')
{
numLines++;
}
}
struct lineAndCharNum lineAndCharNum = {numLines, numChars};
return lineAndCharNum;
}
int lineLength(char *content, int cursor_y)
{
int numLines = 0;
int numChars = strlen(content);
int across = 0;
for (int i = 0; i < strlen(content); i++)
{
if (content[i] == '\n')
{
if (numLines == cursor_y)
{
return across;
}
numLines++;
across = 0;
}
else
{
across++;
}
}
return across;
}
int openFile(char *path)
{
ESCDELAY = 0;
char *content = malloc(1);
if (strlen(path) != 0)
{
FILE *fptr;
fptr = fopen(path, "r");
if(fptr != NULL) {
if (fptr != NULL)
{
// Read the contents of the file into the content variable
fseek(fptr, 0, SEEK_END);
long fsize = ftell(fptr);
fseek(fptr, 0, SEEK_SET);
free(content);
content = malloc(fsize + 1);
fread(content, 1, fsize, fptr);
content[fsize] = 0;
fclose(fptr);
}
}
int mode = 0;
struct FileData fileData = {path, content, 0, 0, 0};
struct FileData fileData = {&path, &content, &mode, 0, 0, 0, 0, 0};
initscr();
cbreak();
keypad(stdscr, TRUE);
struct lineAndCharNum lineAndCharNum = getLineAndCharNum(content);
fileData.numLines = lineAndCharNum.lineNum;
fileData.numChars = lineAndCharNum.charNum;
render(fileData);
int across = 0;
int choice;
while (1) {
int cursorLineLength;
int running = 1;
while (1)
{
choice = getch(); // Get user input
if (mode != 2)
{
switch (choice)
{
case KEY_UP:
if (fileData.cursor_y > 0)
{
fileData.cursor_y--;
if (fileData.cursor_y < fileData.scroll)
{
fileData.scroll--;
}
int cursorLineLength = lineLength(content, fileData.cursor_y);
fileData.cursor_x = across;
if (fileData.cursor_x > cursorLineLength)
{
fileData.cursor_x = cursorLineLength;
}
}
break;
case KEY_DOWN:
if (fileData.cursor_y < fileData.numLines - 1)
{
fileData.cursor_y++;
if (fileData.cursor_y - (LINES - 4) == fileData.scroll)
{
fileData.scroll++;
}
int cursorLineLength = lineLength(content, fileData.cursor_y);
fileData.cursor_x = across;
if (fileData.cursor_x > cursorLineLength)
{
fileData.cursor_x = cursorLineLength;
}
}
break;
case KEY_LEFT:
if (across > 0)
{
across--;
}
cursorLineLength = lineLength(content, fileData.cursor_y);
fileData.cursor_x = across;
if (fileData.cursor_x > cursorLineLength)
{
fileData.cursor_x = cursorLineLength;
}
break;
case KEY_RIGHT:
int lineWidth = lineLength(content, fileData.cursor_y);
if (across < lineWidth)
{
across++;
}
cursorLineLength = lineLength(content, fileData.cursor_y);
fileData.cursor_x = across;
if (fileData.cursor_x > cursorLineLength)
{
fileData.cursor_x = cursorLineLength;
}
break;
}
}
switch (mode)
{
case 0:
switch (choice)
{
case ':':
mode = 2;
break;
case 'i':
mode = 1;
break;
default:
break;
}
break;
case 1:
switch (choice)
{
case 27:
mode = 0;
break;
default:
break;
}
case 2:
switch (choice)
{
case 27:
mode = 0;
break;
default:
break;
}
break;
default:
break;
}
if (!running)
{
break;
}
lineAndCharNum = getLineAndCharNum(content);
fileData.numLines = lineAndCharNum.lineNum;
fileData.numChars = lineAndCharNum.charNum;
render(fileData); // Re-render the menu
}
end:
free(content);
// Clean up and exit ncurses
endwin();
return 0;
}
}
openFile.h
+9 -5
View File
@@ -3,15 +3,19 @@
#include <ncurses.h>
struct FileData {
char* path;
char* content;
struct FileData
{
char **path;
char **content;
int *mode;
int cursor_x;
int cursor_y;
int mode;
int scroll;
int numLines;
int numChars;
};
// Function to open a file
int openFile(char* path, int mode);
int openFile(char *path);
#endif // OPENFILE_H
render.c
+47 -26
View File
@@ -1,58 +1,79 @@
#include "openFile.h"
#include "config.h"
#include <ncurses.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
void render(struct FileData fileData) {
void render(struct FileData fileData)
{
char *content = *fileData.content;
clear();
// Display Header
printw("%s\n", fileData.path);
int screenWidth = getmaxx(stdscr);
for (int i = 0; i < screenWidth; i++) {
printw("%s - %s\n", programName, *fileData.path);
for (int i = 0; i < COLS; i++)
{
printw("-");
}
// Display content
int widthOfLineNumText = 4;
char *line = malloc(1);
sprintf(line, "%d", fileData.numLines);
int widthOfLineNumText = strlen(line) + 1;
int contentBeginX = widthOfLineNumText + 3;
int contentBeginY = 2;
int contentHeight = LINES - 4;
int contentWidth = COLS - contentBeginX - 1;
int LineNum = 1;
int newLine = 1;
for (int i = 0; i < strlen(fileData.content); i++) {
if (newLine) {
printw("%4d | ", LineNum);
int length = strlen(content);
for (int i = 0; (i < length+1)&&(LineNum <= (fileData.scroll+contentHeight+contentBeginY-1)); i++)
{
if (LineNum < fileData.scroll+1)
{
if (i<length && content[i] == '\n')
{
LineNum++;
}
continue;
}
if (newLine)
{
char* line = malloc(1);
sprintf(line, "%d", LineNum);
for (int i = 0; i < widthOfLineNumText - strlen(line); i++)
{
printw(" ");
}
printw("%s", line);
printw(" | ", LineNum);
LineNum++;
newLine = 0;
free(line);
}
if (fileData.content[i] == '\n') {
if (i<length && content[i] == '\n')
{
newLine = 1;
}
printw("%c", fileData.content[i]);
if (i<length)
{
printw("%c", content[i]);
}
}
// footer
move(LINES - 2, 0);
for (int i = 0; i < screenWidth; i++) {
for (int i = 0; i < COLS; i++)
{
printw("-");
}
int numLines = 0;
int numChars = 0;
for (int i = 0; i < strlen(fileData.content); i++) {
if (fileData.content[i] == '\n') {
numLines++;
numChars = 0;
} else {
numChars++;
}
}
printw("Lines: %d, Chars: %d, Cursor: %d, %d", numLines, numChars, fileData.cursor_x, fileData.cursor_y);
move(contentBeginY, contentBeginX);
printw("Lines: %d, Chars: %d, Cursor: %d, %d, Mode: %d", fileData.numLines, fileData.numChars, fileData.cursor_x, fileData.cursor_y, *fileData.mode);
move(contentBeginY + fileData.cursor_y-fileData.scroll, contentBeginX + fileData.cursor_x);
refresh();
free(line);
}