// A function that handles the changes of month and year that suit the page
void change_mon() {
// Routine to clear and add draw the titlebar
erase();
titlebar();
refresh();
attron(COLOR_PAIR(3));
mvprintw(2, 1, "Change month / year");
mvprintw(3, 1, "-------------------");
mvprintw(5, 1, "Press key LEFT or RIGHT to change and ENTER to select.");
mvprintw(6, 1, "To quit this program, press Q.");
show_calendar(true, 14, 10);
}
void ActivityDialog::on_click_end_calendar()
{
show_calendar(false);
}
void ActivityDialog::on_click_start_calendar()
{
show_calendar();
}
// A function to create the "create new event" page.
// This function is the most crucial part in the program which is handling user inputs/data
void create_new_event(bool edit, int z_index ) {
// This will enable the input to be shown to the user when type.
resize_term(40, 80);
echo();
// Variables
char rawday, rawname, rawloc, rawhour, rawminute; // Raw variables used for pdcurses function
int confirmation;
bool eventloop = false; // Indicator for the loop
int n_day, n_hour, n_minute; // Day variable which is to be selected by the user
// Loop until get a data to be saved in data object
while (eventloop == false) {
// Empty the console, add titlebar and redraw all.
erase();
titlebar();
refresh();
raw();
attron(COLOR_PAIR(3));
if (edit == true) {
mvprintw(2, 1, "Edit Event");
mvprintw(3, 1, "----------");
}
else {
mvprintw(2, 1, "Create New Event");
mvprintw(3, 1, "----------------");
}
mvprintw(20, 1, "Date\t\t:");
mvprintw(22, 1, "Time\t\t:");
mvprintw(24, 1, "Event name\t:");
mvprintw(26, 1, "Location\t:");
//mvprintw(28, 1, "Description\t:");
// Disabled due to BUG002
// A small window for description to fit in the text in nice allignment.
/*WINDOW *wdesc;
wdesc = newwin(3, 60, 28, 18);
wattron(wdesc, COLOR_PAIR(3));*/
// Show calendar, without any inputs
mvprintw(4, 36, "Calendar");
show_calendar(false, 14, 6);
// Show status window (used to deliver message to the user about error, etc.)
statuswin();
// Update text in status window
update_status("Please select the day for the event...\n\nTo go back, press ESC and ENTER",6);
//refresh();
// Do this loop until the program obtained a valid day
do {
mvhline(20, 18, ' ', 3); // Clear a small portion of the console
mvprintw(20, 21, "%s %i", mon_name(selected_mon), selected_year); // Print the month and year
mvgetnstr(20, 18, &rawday, 2); // User input of the day
if (rawday == 27) menu(); // If user pressed esc and enter, the program will go back to main menu
n_day = atoi(&rawday);
//n_day = day; // A C-function to convert char * to int
if (n_day == 0 || n_day > max_day_in_month) { update_status("Invalid day. Please enter a valid DAY in the selected month.\n\nTo go back, press ESC and ENTER.",5); } // Inform user if the day not valid
refresh(); // Redraw
} while (n_day == 0 || n_day > max_day_in_month); // Check if the day valid or not
// Got a nice and valid n_day and print again to the screen.
mvhline(20, 18, ' ', 60); // Refresh the line
mvprintw(20, 18, "%i %s %i", n_day, mon_name(selected_mon), selected_year);
// Update to the current status.
update_status("Please enter the hour in 24 hours...\nIf you enter some string, the result will be 0.", 6);
// A loop that handle the time input. Runs loop until it gets the valid time.
do {
mvhline(22, 18, ' ', 6); // Clear the line
mvgetnstr(22, 18, &rawhour, 2); // Get hour from user
if (rawhour == 27) menu(); // If user input is ESC then go back to menu
n_hour = atoi(&rawhour); // Convert from char to int
if ( !(n_hour >= 0 && n_hour < 24) ) { // Check for valid hour
update_status("Invalid hour. Enter a number in between 0-23. Please try again...", 5);
continue;
}
else {
mvprintw(22, 20, ":");
update_status("Please enter the minute...\nIf you enter some string, the result will be 0.", 6);
do {
mvhline(22, 21, ' ', 3);
mvgetnstr(22, 21, &rawminute, 2);
if (rawminute == 27) menu();
n_minute = atoi(&rawminute); // Convert from char to int
if (!(n_minute >= 0 && n_minute < 60)) { // Check for valid minutes
update_status("Invalid minute. Type a number in between 0-59. Please try again...", 5);
continue;
}
else break;
} while (1);
break;
}
} while (1);
// Print the time nicely.
mvhline(22, 18, ' ', 6);
formatted_time(22, 18, n_hour, n_minute); // Print time in formatted form xx:yy
// Update the status
update_status("Now fill the name, location and description of the event.");
// Get event name, location and description // BUG001
mvgetnstr(24, 18, &rawname, 28); // First program bug detected here (Read below for more)
data.save_name(&rawname); // This function is used to copy rawname char * to another variable in normal char type. It copy the data to a more reliable variable.
// This is because to prevent memory leak or maybe something else that causes the data in other the pointer (this is bad due to it affect other variable as well) overwritten by the typed data. Approximate more than 11 characters will cause the memory leak -- TESTED)
mvgetnstr(26, 18, &rawloc, 28); // Also, to prevent this bug, this function data.save_*** is called right after the user input the data.
data.save_loc(&rawloc); // This problem maybe related to the pdcurses library bug that cause the memory leak which affect other variables too.
//mvwgetnstr(wdesc, 0, 0, &rawdesc, 28); // BUG002
//data.save_desc(&rawdesc); // The program will crash when number of characters more than 28 chars. The cause still unknown. To fix whether to create another custom function to handle input (which is long) or decrease the numbers of characters (which is the quickest way to solve).
refresh();
// Clear status
werase(wstatus);
wrefresh(wstatus);
// User confirmation
mvprintw(32, 1, "Are you sure? (Y/N): ");
refresh();
// A loop to check only y/Y/n/N are allowed as a user input
while (1) {
mvhline(32, 22, ' ', 1);
confirmation = getch();
if (confirmation == 780 || confirmation == 110 || confirmation == 121 || confirmation == 891) { break; }
}
// If user type y/Y, the the loop ends
if (confirmation == 121 || confirmation == 891){
eventloop = true; // To ensure that this will break the loop and will not continue anymore
data.day = n_day; // Save user inputs
data.year = selected_year;
data.nmon = selected_mon;
// LAB-2
data.hour = n_hour;
data.min = n_minute;
if (edit == true) {
myVector.erase(myVector.begin() + z_index);
myVector.insert(myVector.begin() + z_index, data);
list_events();
}
else {
myVector.push_back(data);
event_saved = true; // Tells the program about the saved data
break;
}
}
}
if (edit == false) menu();
}
void show_calendar_List(int year, int month, int day)
{
int first_month_day = get_first_month(year,month);
show_calendar(year,month,day,first_month_day);
}