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Added some checks and minor cleanup
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@SeppNel
SeppNel authored Dec 7, 2019
1 parent 55b4a51 commit 121a9cc
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Showing 3 changed files with 54 additions and 31 deletions.
74 changes: 43 additions & 31 deletions mainwindow.cpp
View file
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,8 @@ vector<string> juntohex;
int fin;
int lineas;
int currentline;
bool fileopen = false;
bool listitemclicked = false;

MainWindow::MainWindow(QWidget *parent)
: QMainWindow(parent)
Expand All @@ -31,28 +33,34 @@ MainWindow::~MainWindow()

}

void MainWindow::keyPressEvent(QKeyEvent* pe)
{
if(pe->key() == Qt::Key_Return) on_save_clicked();
}

string int_to_hex(int i);
void savetosame(int leng, string traduc, int liemp, string ruta, char* memblock, int fin);
void savetoless(int leng, string traduc, int liemp, string ruta, char* memblock, int fin, int bileng, int linusu, vector<string> juntohex, int lineas);
void savetomore(int leng, string traduc, int liemp, string ruta, char* memblock, int fin, int bileng, int linusu, vector<string> juntohex, int lineas);
void savetoless(int leng, string traduc, int liemp, string ruta, char* memblock, int fin, int bileng, int linusu, int lineas);
void savetomore(int leng, string traduc, int liemp, string ruta, char* memblock, int fin, int bileng, int linusu, int lineas);

void MainWindow::on_actionOpen_triggered()
{
QString filename = QFileDialog::getOpenFileName(this, "Open file");
ruta = filename.toUtf8().constData();
ui->list->clear();
openfile(ruta);
fileopen = true;

}


string int_to_hex(int i)
{
//Convierte el stream a string
//Convert an int to a string with its hex value
stringstream stream;
stream << hex << i;
string result(stream.str());
//Comprueba dependiendo de la longitud que hacer
//Then adapt the format to be 2 characters
if (result.length() == 1) {
result.insert(result.begin(), '0');
return result;
Expand Down Expand Up @@ -80,26 +88,24 @@ void MainWindow::openfile(string ruta){
ifstream file;
file.open(ruta, ios::binary);
if (file.is_open()) {
//Direccion del principio
streampos start = file.tellg();
//Direccion del final
//Save last address
file.seekg(0, std::ios::end);
fin = file.tellg();
//Volver al principio
//Go back to the start
file.seekg(0, std::ios::beg);
// Memblock indica la direccion y fin el tamaño
// Memblock holds all the addreses of the file
memblock = new char [fin];
file.read(memblock, fin);
file.close();

//Guardar numero de lineas
//Save the number of lines
int lin = memblock[15];
string linhex = int_to_hex(lin);
lineas = stoi(linhex, 0, 16); //Pasar de hex string a decimal int
juntohex.clear();
lineas = stoi(linhex, 0, 16); //Convert hex string to int (maybe this is not necesary but ¯\_(ツ)_/¯)
juntohex.clear(); //Clear the array with the index addreses in case the user opens a new file
int i = 0;
int offset = 16; // Posicion inicia del indice
// Bucle para coger todos los indices
int offset = 16; // Address where the index starts
// Get all index and put it in juntohex
while( i < lineas ){
int uno = memblock[offset];
string suno = int_to_hex(uno);
Expand All @@ -116,7 +122,7 @@ void MainWindow::openfile(string ruta){
stringstream test;
test << suno << sdos << stres << scuatro;
string tojunto(test.str());
juntohex.push_back(tojunto); //Aqui se añade el valor unido al array en el vector
juntohex.push_back(tojunto);
offset++;
i++;
}
Expand All @@ -125,29 +131,28 @@ void MainWindow::openfile(string ruta){
linusu = 0;
vector<string> juntotext;
stringstream test2;
//Mirar la posicion que especifica la longitud y la guardo en leng
i = 0;
while(i < lineas){
int jint = stoi(juntohex[linusu], 0, 16);
int bileng = jint + 7;
int bileng = jint + 7; //Address position that holds the lenght of the current line
int leng = memblock[bileng];
int listart = jint + 16;
int index = 0;
while (index < leng) {
char filine = memblock[listart];

test2 << filine;
test2 << filine; //Store all characters of the line and save them

listart++;
index++;
}
string tojuntotext(test2.str());
string tojuntotext(test2.str()); //String that holds the current full line
QString Qjuntext = QString::fromUtf8(tojuntotext.c_str());
QString array[lineas];
array[i].append(Qjuntext);
ui->list->addItem(array[i]);
array[i].append(Qjuntext); //Append the current line to the array
ui->list->addItem(array[i]); //Add item to the listview
test2.str("");
test2.clear();
test2.clear(); //Clear "test2" so it can hold the next line
linusu++;
i++;

Expand All @@ -162,20 +167,28 @@ void MainWindow::on_list_itemClicked(QListWidgetItem *item)
currentline = ui->list->currentRow();
string lintoed = lintotmp.toUtf8().constData();
ui->textedit->setText(lintotmp); // Add the selected item to the TextEdit
listitemclicked = true;
}

void MainWindow::on_save_clicked()
{
if (fileopen == false || listitemclicked == false){
QMessageBox msgBox;
msgBox.setText("You need to open and select a line.");
msgBox.exec();
return;
}

QString translation = ui->textedit->text();
string traduc = translation.toUtf8().constData();
string traduc = translation.toUtf8().constData(); //Get the content of textedit and convert it to string

int linusu = currentline;
int jint = stoi(juntohex[linusu], 0, 16);
int bileng = jint + 7;
int leng = memblock[bileng];

int liemp = jint + 16;
if ((traduc.length() == 0) | traduc == "f") {
if ((traduc.length() == 0)) {
exit(EXIT_SUCCESS);
}
traduc = traduc + '\0';
Expand All @@ -186,12 +199,12 @@ void MainWindow::on_save_clicked()
openfile(ruta);
}
else if (newleng < leng) {
savetoless(leng, traduc, liemp, ruta, memblock, fin, bileng, linusu, juntohex, lineas);
savetoless(leng, traduc, liemp, ruta, memblock, fin, bileng, linusu, lineas);
ui->list->clear();
openfile(ruta);
}
else {
savetomore(leng, traduc, liemp, ruta, memblock, fin, bileng, linusu, juntohex, lineas);
savetomore(leng, traduc, liemp, ruta, memblock, fin, bileng, linusu, lineas);
ui->list->clear();
openfile(ruta);
}
Expand All @@ -214,7 +227,7 @@ void savetosame(int leng, string traduc, int liemp, string ruta, char* memblock,
}
}

void savetoless(int leng, string traduc, int liemp, string ruta, char* memblock, int fin, int bileng, int linusu, vector<string> juntohex, int lineas)
void savetoless(int leng, string traduc, int liemp, string ruta, char* memblock, int fin, int bileng, int linusu, int lineas)
{
ofstream myfile;
char nleng = traduc.length();
Expand Down Expand Up @@ -314,7 +327,7 @@ void savetoless(int leng, string traduc, int liemp, string ruta, char* memblock,
char lastlin = memblock[10];
char lastlind = memblock[11];
lastlind = lastlind - 32;
if ((lastlind == -32) | (lastlind == -16)) {
if ((lastlind == -32) || (lastlind == -16)) {
lastlin = lastlin - 1;
}
myfile.write(&lastlin, 1);
Expand Down Expand Up @@ -503,11 +516,10 @@ void savetoless(int leng, string traduc, int liemp, string ruta, char* memblock,
}
}

void savetomore(int leng, string traduc, int liemp, string ruta, char* memblock, int fin, int bileng, int linusu, vector<string> juntohex, int lineas)
void savetomore(int leng, string traduc, int liemp, string ruta, char* memblock, int fin, int bileng, int linusu, int lineas)
{
ofstream myfile;
char nleng = traduc.length();
int resto = leng - nleng;
int findice = 16 + 4 * (linusu + 1); //Direccion del primer indice a modificar
int poshex = memblock[findice] * 1024 + memblock[findice + 1] * 512 + memblock[findice + 2] * 256 + memblock[findice + 3];
string linhex = int_to_hex(poshex);
Expand Down Expand Up @@ -716,7 +728,7 @@ void savetomore(int leng, string traduc, int liemp, string ruta, char* memblock,
char lastlin = memblock[10];
char lastlind = memblock[11];
lastlind = lastlind + 32;
if ((lastlind == 16) | (lastlind == 0)) {
if ((lastlind == 16) || (lastlind == 0)) {
lastlin = lastlin + 1;
}
myfile.write(&lastlin, 1);
Expand Down
5 changes: 5 additions & 0 deletions mainwindow.h
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@
#include <QFileDialog>
#include <QMessageBox>
#include <QListWidget>
#include <QKeyEvent>

using namespace std;

Expand All @@ -32,5 +33,9 @@ private slots:

private:
Ui::MainWindow *ui;

protected:
void keyPressEvent(QKeyEvent* pe);

};
#endif // MAINWINDOW_H
6 changes: 6 additions & 0 deletions mainwindow.ui
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,12 @@
<property name="text">
<string>Save</string>
</property>
<property name="autoDefault">
<bool>false</bool>
</property>
<property name="default">
<bool>false</bool>
</property>
</widget>
</item>
</layout>
Expand Down

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