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janemain.cpp
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janemain.cpp
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/*
Jane
begin : 28 Jan 2024
copyright : (C) Kartik Patel
email : letapk@gmail.com
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
*/
//Last modified 9 April 2024
#include <QHeaderView>
#include <QInputDialog>
#include "jane.h"
//userpath contains the path to the data subdirectory
QString userpath;
//void clean_up_and_quit ();
void check_qtdata_dir ();
int main(int argc, char *argv[])
//checks for the lockfile and the data directories
//start user-interface
{
Q_INIT_RESOURCE(jane);
QApplication app(argc, argv);
//get the path to the user's home directory
userpath.clear();
//home/{account-name}
userpath.append (getenv ("HOME"));
userpath.append("/.jane");//home/{account-name}/.jane
//check for the jane data directory and create it if required
check_qtdata_dir();
MainWindow mainwindow;
mainwindow.setWindowTitle(QObject::tr("Jane 0.2"));
mainwindow.show();
return app.exec();
}
MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
//set up the user-interface
{
//initial window size
this->resize(1100,750);
this->setMinimumHeight(750);
this->setMinimumWidth(1100);
//main menu
filemenu = menuBar()->addMenu(tr("&File"));
QAction *savelists = new QAction (tr("Export ¬es as text"), this);
filemenu->addAction(savelists);
connect(savelists, SIGNAL(triggered()), this, SLOT(save_lists_as_text()));
QAction *quit = new QAction(tr("E&xit"), this);
filemenu->addAction(quit);
connect(quit, SIGNAL(triggered()), this, SLOT(save_and_quit()));
helpmenu = menuBar()->addMenu(tr("&Help"));
QAction *helpitem = new QAction(tr("&Help"), this);
helpmenu->addAction(helpitem);
connect(helpitem, SIGNAL(triggered()), this, SLOT(help()));
QAction *aboutitem = new QAction(tr("&About"), this);
helpmenu->addAction(aboutitem);
connect(aboutitem, SIGNAL(triggered()), this, SLOT(about()));
QAction *aboutQtitem = new QAction(tr("About &Qt"), this);
helpmenu->addAction(aboutQtitem);
connect(aboutQtitem, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
//this is the default data subdirectory
Datadirectory.clear();
Datadirectory.append(userpath);
//---------------------LEFT side
//buttons for tree of notes
listbut.setParent(this);
listbut.setGeometry(10, 70, 115, 35);
listbut.setText (tr("Ne&w Note"));
listbut.setToolTip(tr("Create a new note"));
connect (&listbut, SIGNAL(clicked(bool)), this, SLOT(add_list()));
delist.setParent(this);
delist.setGeometry(130, 70, 115, 35);
delist.setText (tr("&Delete"));
delist.setToolTip(tr("Delete this note"));
connect (&delist, SIGNAL(clicked(bool)), this, SLOT(del_list()));
listbut.show();
delist.show();
//tree of notes
listree = new QTreeWidget (this);
listree->setGeometry(10, 110, 300, 605);
listree->setColumnCount(1);
connect (listree, SIGNAL(itemChanged(QTreeWidgetItem*,int)), this, SLOT(save_list()));
connect (listree, SIGNAL(itemClicked(QTreeWidgetItem*,int)), this, SLOT(set_list(QTreeWidgetItem*)));
connect (listree, SIGNAL(itemActivated(QTreeWidgetItem*,int)), this, SLOT(set_list(QTreeWidgetItem*)));
QStringList listreeheader;
listreeheader << tr("Note Titles");
listree->setHeaderLabels(listreeheader);
listree->show();
//---------------------RIGHT side
setuptoolbar ();
//tabs
tabcontainer = new QTabWidget;
tabcontainer->setParent (this);
tabcontainer->setGeometry(315, 70, 780, 645);
connect (tabcontainer, SIGNAL(currentChanged(int)), this, SLOT(make_tab_visible()));
//index 0 - notes
listed = new QWidget ();
listeditor = new QTextEdit (listed);
listeditor->setGeometry(5, 5, 765, 590);
connect(listeditor, SIGNAL(currentCharFormatChanged(QTextCharFormat)), this, SLOT(currentCharFormatChanged(QTextCharFormat)));
connect(listeditor, SIGNAL(cursorPositionChanged()), this, SLOT(cursorPositionChanged()));
connect(listeditor, SIGNAL(textChanged()), this, SLOT(save_list()));
fontChanged(listeditor->font());
colorChanged(listeditor->textColor());
alignmentChanged(listeditor->alignment());
//index 1 - search
search = new QWidget();
searchboxlabel = new QLabel;
searchboxlabel->setParent(search);
searchboxlabel->setGeometry(10, 10, 100, 35);
searchboxlabel->setAlignment(Qt::AlignCenter);
searchboxlabel->setText(tr("Search for"));
searchtxtbox = new QLineEdit (search);
searchtxtbox->setGeometry(120, 10, tabcontainer->width()-220, 35);
searchtxtbox->setToolTip(tr("Enter text to search for (max 50 characters)"));
searchtxtbox->setMaxLength(50);
searchbut = new QPushButton (tr("S&earch"), search);
searchbut->setGeometry(120, 50, 80, 35);
searchbut->setToolTip(tr("Click to begin search"));
connect (searchbut, SIGNAL(clicked()), this, SLOT(search_notes()));
searchclrbut = new QPushButton (tr("C&lear"), search);
searchclrbut->setGeometry(210, 50, 80, 35);
searchclrbut->setToolTip(tr("Click to clear search results"));
connect (searchclrbut, SIGNAL(clicked()), this, SLOT(search_clear_notes()));
searchresults = new QTextEdit (search);
searchresults->setReadOnly(true);
searchresults->setGeometry(5, 90, 765, 505);
//index 2 - preferences
prefs = new QWidget();
fontbut = new QPushButton (tr("Set application fon&t"), prefs);
fontbut->setGeometry(5, 10, 225, 35);
fontbut->setToolTip(tr("Click to select a different font for the application (except the notes)"));
connect (fontbut, SIGNAL(clicked()), this, SLOT(select_font()));
backupbut = new QPushButton (tr("&Create Backup"), prefs);
backupbut->setGeometry(5, 50, 225, 35);
backupbut->setToolTip(tr("Create a copy of the notes data file"));
connect (backupbut, SIGNAL(clicked()), this, SLOT(backup_notes()));
//add the tabs to the container
tabcontainer->insertTab (2, search, tr("&Search"));
tabcontainer->insertTab (1, prefs, tr("P&references"));
tabcontainer->insertTab (0, listed, tr("&Notes"));
//status bar
statustext = new QLabel (this);
statustext->setGeometry(10, 725, 300, 35);
statustext->setText(tr("Status messages appear here"));
statustext->setFrameStyle(QFrame::Plain);
statustext->setAlignment(Qt::AlignBottom);
//search this note text box
searchthisnotelabel = new QLabel (this);
searchthisnotelabel->setGeometry(420, 725, 100, 35);
searchthisnotelabel->setFrameStyle(QFrame::Plain);
searchthisnotelabel->setAlignment(Qt::AlignBottom);
searchthisnotelabel->setText(tr("Search for"));
searchthisnotetextbox = new QLineEdit (this);
searchthisnotetextbox->setGeometry(525, 720, 350, 35);
searchthisnotetextbox->setToolTip(tr("Enter text to find (max 50 characters)"));
searchthisnotetextbox->setMaxLength(50);
searchthisnotebut = new QPushButton (tr("F&ind"), this);
searchthisnotebut->setGeometry(880, 720, 80, 35);
searchthisnotebut->setToolTip(tr("Click to begin search"));
connect (searchthisnotebut, SIGNAL(clicked()), this, SLOT(search_this_note()));
checker = new QtSpell::TextEditChecker(this);
checker->setTextEdit(listeditor);
//read the data file and show the first note
initialize ();
}
void MainWindow::initialize()
//read the data files and show the first note
//initialize some data variables
{
//QString p, s1, s2, s3;
//read the user's preferences
readprefs();
//set the path to the notes file
Homepath.append(Datadirectory);
//set the working directory to the data subdirectory
QDir::setCurrent(Homepath);
//set up the empty list tree
cur_list = new QTreeWidgetItem ();
con_item = new QTreeWidgetItem ();
listreeempty = true;
//lists file to read
Listfilename.append (Homepath);
Listfilename.append ("/Notes.jane");
read_lists ();
//set the first list as the current list
if (listreeempty == false) {
cur_list = listree->topLevelItem(0);
listree->setCurrentItem(cur_list);
listeditor->setHtml(cur_list->text(1));
}
else {
cur_list = con_item;
}
//sort the list
listree->setSortingEnabled(true);
listree->sortByColumn(0, Qt::AscendingOrder);
listree->setSortingEnabled(false);
tabcontainer->setCurrentWidget(listed);
//help file to read
Helpfilename.append (Homepath);
Helpfilename.append ("/janehelp.pdf");
//"COPYING" file to read
Gnugplfilename.append (Homepath);
Gnugplfilename.append ("/COPYING");
return;
}
void MainWindow::save_other_data()
//transfer user data from editor to note array
//save data to files
{
write_lists ();//save lists
}
void MainWindow::save_and_quit()
{
MainWindow::close();
}
void MainWindow::make_tab_visible()
//show the tab which has been selected and adjust the tree-related buttons if required
{
//tabcontainer->setCurrentIndex(i);
if (tabcontainer->currentWidget() == listed) {
tb->setEnabled(true);
show_list();
}
else//disable it
tb->setDisabled(true);
}