Rearrange source file locations

34 files changed, 2061 insertions, 0 deletions

diff --git a/src/frontend/qtwidgets/addEntryForm.cpp b/src/frontend/qtwidgets/addEntryForm.cpp
new file mode 100644
index 0000000..7402167
--- /dev/null
+++ b/src/frontend/qtwidgets/addEntryForm.cpp
@@ -0,0 +1,49 @@
+#include <QDate>
+#include <QMessageBox>
+#include <QString>
+
+#include "addEntryForm.h"
+#include "../../backend/db_sqlite.h"
+
+AddEntryForm::AddEntryForm(const Group &g) :
+	parent_group(g)
+{
+	// load uic
+	ui.setupUi(this);
+
+	// set titles
+	this->setWindowTitle("Add Entry");
+	ui.title->setText("Add Entry");
+
+	// widgets setup
+	ui.entry_due->setDate(QDate::currentDate());
+}
+
+void AddEntryForm::accept() {
+	QString desc_text = ui.entry_desc->text();
+	QDateTime due_text = ui.entry_due->date().startOfDay();
+	QString due_alt_text = ui.entry_due_alt->text();
+	QString link_text = ui.entry_link->text();
+	QString color_text = ui.entry_color->text();
+	QString highlight_text = ui.entry_highlight->text();
+	QMessageBox error_message;
+	BackendDB database;
+	int new_id;
+
+	// Check that the new entry is not blank
+	if(desc_text.isEmpty()) {
+		error_message.setIcon(QMessageBox::Warning);
+		error_message.setWindowTitle("Error Message");
+		error_message.setText("Description cannot be blank");
+		error_message.exec();
+		return;
+	}
+
+	// replace due_text with null date if due_checkbox is unchecked
+	if(!ui.entry_due_checkbox->isChecked())
+		due_text = QDateTime();
+
+	new_id = database.insertEntry(Entry(0, this->parent_group.id, desc_text, due_text, due_alt_text, link_text, color_text, highlight_text));
+
+	QDialog::accept();
+}
diff --git a/src/frontend/qtwidgets/addEntryForm.h b/src/frontend/qtwidgets/addEntryForm.h
new file mode 100644
index 0000000..81535f1
--- /dev/null
+++ b/src/frontend/qtwidgets/addEntryForm.h
@@ -0,0 +1,24 @@
+#ifndef ADDENTRYFORM_H
+#define ADDENTRYFORM_H
+
+#include <QObject>
+
+#include "group.h"
+#include "ui_entryForm.h"
+
+class AddEntryForm : public QDialog {
+	Q_OBJECT
+
+	public:
+		AddEntryForm(const Group &g);
+
+	private:
+		Ui::entryDialog ui;
+
+		Group parent_group;
+
+	private slots:
+		void accept();
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/addGroupForm.cpp b/src/frontend/qtwidgets/addGroupForm.cpp
new file mode 100644
index 0000000..c7d5faa
--- /dev/null
+++ b/src/frontend/qtwidgets/addGroupForm.cpp
@@ -0,0 +1,34 @@
+#include <QMessageBox>
+
+#include "addGroupForm.h"
+#include "../../backend/db_sqlite.h"
+
+AddGroupForm::AddGroupForm() {
+	// load uic
+	ui.setupUi(this);
+
+	// set titles
+	this->setWindowTitle("Add Group");
+	ui.title->setText("Add Group");
+}
+
+void AddGroupForm::accept() {
+	QString name_text = ui.group_name->text();
+	Group::Column column_value = Group::Column(ui.group_column->currentIndex());
+	QString link_text = ui.group_link->text();
+	QMessageBox error_message;
+	BackendDB database;
+	int new_id;
+
+	if(name_text.isEmpty()) {
+		error_message.setIcon(QMessageBox::Warning);
+		error_message.setWindowTitle("Error Message");
+		error_message.setText("Name cannot be blank");
+		error_message.exec();
+		return;
+	}
+
+	new_id = database.insertGroup(Group(0, name_text, column_value, link_text));
+
+	QDialog::accept();
+}
diff --git a/src/frontend/qtwidgets/addGroupForm.h b/src/frontend/qtwidgets/addGroupForm.h
new file mode 100644
index 0000000..b181408
--- /dev/null
+++ b/src/frontend/qtwidgets/addGroupForm.h
@@ -0,0 +1,21 @@
+#ifndef ADDGROUPFORM_H
+#define ADDGROUPFORM_H
+
+#include <QObject>
+
+#include "ui_groupForm.h"
+
+class AddGroupForm : public QDialog {
+	Q_OBJECT
+
+	public:
+		AddGroupForm();
+
+	private:
+		Ui::groupDialog ui;
+
+	private slots:
+		void accept();
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/assignmentList.cpp b/src/frontend/qtwidgets/assignmentList.cpp
new file mode 100644
index 0000000..dc89544
--- /dev/null
+++ b/src/frontend/qtwidgets/assignmentList.cpp
@@ -0,0 +1,169 @@
+#include <algorithm>
+#include <QAction>
+#include <QApplication>
+#include <QCoreApplication>
+#include <QDate>
+#include <QDir>
+#include <QFile>
+#include <QMessageBox>
+#include <QObject>
+#include <QSettings>
+#include <QStandardPaths>
+#include <QUiLoader>
+
+#include <QDebug>
+#include <QErrorMessage>
+
+#include "../../../config.h"
+#include "addGroupForm.h"
+#include "assignmentList.h"
+#include "../../backend/db_sqlite.h"
+#include "entryLayout.h"
+#include "groupLayout.h"
+#include "lib.h"
+#include "preferencesDialog.h"
+
+AssignmentList::AssignmentList() {
+	// set QSettings information
+	QCoreApplication::setOrganizationName(ORGANIZATION_NAME);
+	QCoreApplication::setApplicationName(PROJECT_NAME);
+
+	// ensure QSettings location exists
+	this->initializeSettings();
+
+	// load everything from database into static global variables
+	this->initializeGlobals();
+
+	// load uic
+	ui.setupUi(this);
+	this->initializeUI();
+}
+
+void AssignmentList::initializeSettings() {
+	QSettings settings;
+	QDir local_data_dir(QStandardPaths::writableLocation(QStandardPaths::AppLocalDataLocation));
+
+	settings.beginGroup("paths");
+	if(!settings.contains("db_path")) {
+		qDebug() << "Setting default db_path";
+		settings.setValue("db_path", local_data_dir.filePath("data.db"));
+	}
+	settings.endGroup();
+}
+
+// load from database into static QList variables
+void AssignmentList::initializeGlobals() {
+	BackendDB database;
+
+	Group::groups = database.loadGroups();
+	Entry::entries = database.loadEntries();
+	Rule::rules = database.loadRules();
+}
+
+void AssignmentList::initializeUI() {
+	// create menu connections
+	QObject::connect(ui.actionPreferences, &QAction::triggered, this, &AssignmentList::preferences);
+	QObject::connect(ui.actionReload, &QAction::triggered, this, &AssignmentList::reload);
+	QObject::connect(ui.actionExit, &QAction::triggered, this, QApplication::quit);
+	QObject::connect(ui.actionAdd_Group, &QAction::triggered, this, &AssignmentList::addGroup);
+	QObject::connect(ui.actionClean_Hidden, &QAction::triggered, this, &AssignmentList::cleanHidden);
+	QObject::connect(ui.actionAbout, &QAction::triggered, this, &AssignmentList::aboutDialog);
+
+	// create toolbar
+	ui.toolBar->addAction(ui.actionAdd_Group);
+
+	this->displayDate();
+	this->show();
+	this->displayWidgets();
+}
+
+void AssignmentList::displayDate() {
+	QDate today = QDate::currentDate();
+	ui.title->setText(today.toString("dddd, MMM d yyyy"));
+}
+
+void AssignmentList::displayWidgets() {
+	QVBoxLayout *column_left = new QVBoxLayout();
+	QVBoxLayout *column_right = new QVBoxLayout();
+	BackendDB database;
+	GroupLayout *new_group_layout;
+	int i;
+
+	// clear out old layouts if they exist
+	recursiveClear(ui.groups_layout);
+
+	for(i = 0; i < Group::groups.size(); ++i) {
+		if(Group::groups[i].hidden) continue;
+		new_group_layout = new GroupLayout(Group::groups[i]);
+		new_group_layout->addLayout(this->drawEntries(Group::groups[i].id)); // add entries to layout
+		if(Group::groups[i].column == Group::left) column_left->addLayout(new_group_layout);
+		else column_right->addLayout(new_group_layout);
+	}
+
+	column_left->addStretch();
+	column_right->addStretch();
+
+	ui.groups_layout->addLayout(column_left, 0, 0);
+	ui.groups_layout->addLayout(column_right, 0, 1);
+}
+
+QVBoxLayout *AssignmentList::drawEntries(int parent_id) {
+	BackendDB database;
+	QVBoxLayout *output = new QVBoxLayout;
+	int i;
+
+	// styling
+	output->setContentsMargins(5, 0, 0, 0);
+
+	// sort entries
+	std::sort(Entry::entries.begin(), Entry::entries.end(), Entry::compare);
+
+	for(i = 0; i < Entry::entries.size(); ++i) {
+		if(Entry::entries[i].parent_id != parent_id) continue;
+		// skip if this entry is set to hidden
+		if(Entry::entries[i].hidden) continue;
+		output->addLayout(new EntryLayout(Entry::entries[i]));
+	}
+
+	return output;
+}
+
+// Open the 'addGroup' form
+void AssignmentList::addGroup() {
+	AddGroupForm create_new_group_dialog;
+	if(create_new_group_dialog.exec() == QDialog::Accepted)
+		this->displayWidgets();
+}
+
+void AssignmentList::preferences() {
+	PreferencesDialog preferences_dialog;
+	if(preferences_dialog.exec() == QDialog::Accepted)
+		this->displayWidgets();
+}
+
+void AssignmentList::reload() {
+	this->initializeGlobals();
+	this->displayWidgets();
+}
+
+void AssignmentList::cleanHidden() {
+	QMessageBox::StandardButton are_you_sure;
+	BackendDB database;
+
+	// create 'are you sure?' dialog before going forward
+	are_you_sure = QMessageBox::question(this, "Are You Sure?", 
+			"Are you sure? All removed groups and entries will be permanently deleted from the database.",
+			QMessageBox::Yes|QMessageBox::No);
+
+	if(are_you_sure == QMessageBox::Yes)
+		database.cleanHidden();
+}
+
+void AssignmentList::aboutDialog() {
+	QMessageBox about;
+	QString title("About " + QString(PROJECT_TITLE));
+	QString text(
+			QString(PROJECT_TITLE) + " " + QString(VERSION) + "\n" + 
+			"Created by Louie S. - 2024");
+	about.about(this, title, text);
+}
diff --git a/src/frontend/qtwidgets/assignmentList.h b/src/frontend/qtwidgets/assignmentList.h
new file mode 100644
index 0000000..4b792fa
--- /dev/null
+++ b/src/frontend/qtwidgets/assignmentList.h
@@ -0,0 +1,43 @@
+#ifndef ASSIGNMENTLIST_H
+#define ASSIGNMENTLIST_H
+
+#include <QMainWindow>
+#include <QSettings>
+#include <QVBoxLayout>
+
+#include "ui_assignmentList.h"
+
+class AssignmentList : public QMainWindow {
+	Q_OBJECT
+
+	public:
+		QSettings configuration;
+
+		AssignmentList();
+		void initializeGlobals();
+		void displayWidgets();
+
+	private:
+		Ui::MainWindow ui;
+
+		void initializeSettings();
+		void initializeUI();
+		void displayDate();
+		QVBoxLayout *drawEntries(int parent_id);
+		void editEntry(int id);
+		void toggleDoneEntry(int id);
+		void removeEntry(int id);
+		void editRules(int id);
+		void entryContextMenu(int entry_id);
+		void drawGroups();
+		void drawEntries();
+
+	private slots:
+		void preferences();
+		void reload();
+		void addGroup();
+		void cleanHidden();
+		void aboutDialog();
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/assignmentList.ui b/src/frontend/qtwidgets/assignmentList.ui
new file mode 100644
index 0000000..60c66da
--- /dev/null
+++ b/src/frontend/qtwidgets/assignmentList.ui
@@ -0,0 +1,213 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>640</width>
+    <height>480</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Assignment List</string>
+  </property>
+  <property name="windowIcon">
+   <iconset resource="../resources.qrc">
+    <normaloff>:/data/assignment-list.svg</normaloff>:/data/assignment-list.svg</iconset>
+  </property>
+  <widget class="QWidget" name="centralwidget">
+   <layout class="QHBoxLayout" name="horizontalLayout">
+    <item>
+     <widget class="QScrollArea" name="scrollArea">
+      <property name="widgetResizable">
+       <bool>true</bool>
+      </property>
+      <widget class="QWidget" name="scrollAreaWidgetContents_3">
+       <property name="geometry">
+        <rect>
+         <x>0</x>
+         <y>0</y>
+         <width>620</width>
+         <height>421</height>
+        </rect>
+       </property>
+       <layout class="QVBoxLayout" name="verticalLayout">
+        <item>
+         <layout class="QVBoxLayout" name="v_box">
+          <item>
+           <layout class="QHBoxLayout" name="title_h_box">
+            <item>
+             <spacer name="horizontalSpacer_2">
+              <property name="orientation">
+               <enum>Qt::Horizontal</enum>
+              </property>
+              <property name="sizeHint" stdset="0">
+               <size>
+                <width>40</width>
+                <height>20</height>
+               </size>
+              </property>
+             </spacer>
+            </item>
+            <item>
+             <widget class="QLabel" name="title">
+              <property name="font">
+               <font>
+                <family>Arial</family>
+                <pointsize>17</pointsize>
+               </font>
+              </property>
+              <property name="text">
+               <string>[DATE]</string>
+              </property>
+              <property name="textInteractionFlags">
+               <set>Qt::LinksAccessibleByMouse|Qt::TextSelectableByMouse</set>
+              </property>
+             </widget>
+            </item>
+            <item>
+             <spacer name="horizontalSpacer">
+              <property name="orientation">
+               <enum>Qt::Horizontal</enum>
+              </property>
+              <property name="sizeHint" stdset="0">
+               <size>
+                <width>40</width>
+                <height>20</height>
+               </size>
+              </property>
+             </spacer>
+            </item>
+           </layout>
+          </item>
+          <item>
+           <layout class="QGridLayout" name="groups_layout">
+            <property name="leftMargin">
+             <number>20</number>
+            </property>
+            <property name="topMargin">
+             <number>5</number>
+            </property>
+            <property name="rightMargin">
+             <number>20</number>
+            </property>
+            <property name="bottomMargin">
+             <number>5</number>
+            </property>
+           </layout>
+          </item>
+          <item>
+           <spacer name="verticalSpacer">
+            <property name="orientation">
+             <enum>Qt::Vertical</enum>
+            </property>
+            <property name="sizeHint" stdset="0">
+             <size>
+              <width>20</width>
+              <height>40</height>
+             </size>
+            </property>
+           </spacer>
+          </item>
+         </layout>
+        </item>
+       </layout>
+      </widget>
+     </widget>
+    </item>
+   </layout>
+  </widget>
+  <widget class="QMenuBar" name="menubar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>640</width>
+     <height>22</height>
+    </rect>
+   </property>
+   <widget class="QMenu" name="menuFile">
+    <property name="title">
+     <string>File</string>
+    </property>
+    <addaction name="actionPreferences"/>
+    <addaction name="actionReload"/>
+    <addaction name="separator"/>
+    <addaction name="actionExit"/>
+   </widget>
+   <widget class="QMenu" name="menuEdit">
+    <property name="title">
+     <string>Edit</string>
+    </property>
+    <addaction name="actionAdd_Group"/>
+    <addaction name="separator"/>
+    <addaction name="actionClean_Hidden"/>
+   </widget>
+   <widget class="QMenu" name="menuHelp">
+    <property name="title">
+     <string>Help</string>
+    </property>
+    <addaction name="actionAbout"/>
+   </widget>
+   <addaction name="menuFile"/>
+   <addaction name="menuEdit"/>
+   <addaction name="menuHelp"/>
+  </widget>
+  <widget class="QToolBar" name="toolBar">
+   <property name="windowTitle">
+    <string>toolBar</string>
+   </property>
+   <attribute name="toolBarArea">
+    <enum>TopToolBarArea</enum>
+   </attribute>
+   <attribute name="toolBarBreak">
+    <bool>false</bool>
+   </attribute>
+  </widget>
+  <action name="actionPreferences">
+   <property name="text">
+    <string>Preferences</string>
+   </property>
+   <property name="shortcut">
+    <string>Alt+Return</string>
+   </property>
+  </action>
+  <action name="actionReload">
+   <property name="text">
+    <string>Reload</string>
+   </property>
+   <property name="shortcut">
+    <string>F5</string>
+   </property>
+  </action>
+  <action name="actionExit">
+   <property name="text">
+    <string>Exit</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+Q</string>
+   </property>
+  </action>
+  <action name="actionAdd_Group">
+   <property name="text">
+    <string>Add Group</string>
+   </property>
+  </action>
+  <action name="actionClean_Hidden">
+   <property name="text">
+    <string>Permanently Delete Removed Groups and Entries</string>
+   </property>
+  </action>
+  <action name="actionAbout">
+   <property name="text">
+    <string>About</string>
+   </property>
+  </action>
+ </widget>
+ <resources>
+  <include location="../resources.qrc"/>
+ </resources>
+ <connections/>
+</ui>
diff --git a/src/frontend/qtwidgets/editEntryForm.cpp b/src/frontend/qtwidgets/editEntryForm.cpp
new file mode 100644
index 0000000..ca788ca
--- /dev/null
+++ b/src/frontend/qtwidgets/editEntryForm.cpp
@@ -0,0 +1,55 @@
+#include <QMessageBox>
+
+#include "../../backend/db_sqlite.h"
+#include "editEntryForm.h"
+
+EditEntryForm::EditEntryForm(const Entry &e) :
+	entry(e)
+{
+	// load uic
+	ui.setupUi(this);
+
+	// set titles
+	this->setWindowTitle("Edit Entry");
+	ui.title->setText("Edit Entry");
+
+	// widgets setup
+	ui.entry_desc->setText(this->entry.desc);
+	ui.entry_due->setDate(QDate::currentDate());
+	if(this->entry.due.isValid()) {
+		ui.entry_due->setDate(entry.due.date());
+		ui.entry_due_checkbox->setChecked(true);
+	}
+	else
+		ui.entry_due_checkbox->setChecked(false);
+	ui.entry_due_alt->setText(this->entry.due_alt);
+	ui.entry_link->setText(this->entry.link.toString());
+	ui.entry_color->setText(this->entry.color);
+	ui.entry_highlight->setText(this->entry.highlight);
+}
+
+void EditEntryForm::accept() {
+	this->entry.desc = ui.entry_desc->text();
+	if(ui.entry_due_checkbox->isChecked())
+		this->entry.due = ui.entry_due->dateTime();
+	else
+		this->entry.due = QDateTime();
+	this->entry.due_alt = ui.entry_due_alt->text();
+	this->entry.link = ui.entry_link->text();
+	this->entry.color = ui.entry_color->text();
+	this->entry.highlight = ui.entry_highlight->text();
+	QMessageBox error_message;
+	BackendDB database;
+
+	if(this->entry.desc.isEmpty()) {
+		error_message.setIcon(QMessageBox::Warning);
+		error_message.setWindowTitle("Error Message");
+		error_message.setText("Name cannot be blank");
+		error_message.exec();
+		return;
+	}
+
+	database.updateEntry(this->entry);
+
+	QDialog::accept();
+}
diff --git a/src/frontend/qtwidgets/editEntryForm.h b/src/frontend/qtwidgets/editEntryForm.h
new file mode 100644
index 0000000..6231478
--- /dev/null
+++ b/src/frontend/qtwidgets/editEntryForm.h
@@ -0,0 +1,25 @@
+#ifndef EDITENTRYFORM_H
+#define EDITENTRYFORM_H
+
+#include <QDialog>
+
+#include "entry.h"
+#include "ui_entryForm.h"
+
+// form to edit/update an entry
+class EditEntryForm : public QDialog {
+	Q_OBJECT
+
+	public:
+		EditEntryForm(const Entry &e);
+
+	private:
+		Ui::entryDialog ui;
+
+		Entry entry;
+
+	private slots:
+		void accept();
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/editGroupForm.cpp b/src/frontend/qtwidgets/editGroupForm.cpp
new file mode 100644
index 0000000..fa17467
--- /dev/null
+++ b/src/frontend/qtwidgets/editGroupForm.cpp
@@ -0,0 +1,40 @@
+#include <QMessageBox>
+
+#include "../../backend/db_sqlite.h"
+#include "editGroupForm.h"
+
+EditGroupForm::EditGroupForm(const Group &g) :
+	group(g)
+{
+	// load uic
+	ui.setupUi(this);
+
+	// set titles
+	this->setWindowTitle("Edit Group");
+	ui.title->setText("Edit Group");
+
+	// widgets setup
+	ui.group_name->setText(this->group.name);
+	ui.group_column->setCurrentIndex(this->group.column);
+	ui.group_link->setText(this->group.link);
+}
+
+void EditGroupForm::accept() {
+	this->group.name = ui.group_name->text();
+	this->group.column = Group::Column(ui.group_column->currentIndex());
+	this->group.link = ui.group_link->text();
+	QMessageBox error_message;
+	BackendDB database;
+
+	if(this->group.name.isEmpty()) {
+		error_message.setIcon(QMessageBox::Warning);
+		error_message.setWindowTitle("Error Message");
+		error_message.setText("Name cannot be blank");
+		error_message.exec();
+		return;
+	}
+
+	database.updateGroup(this->group);
+
+	QDialog::accept();
+}
diff --git a/src/frontend/qtwidgets/editGroupForm.h b/src/frontend/qtwidgets/editGroupForm.h
new file mode 100644
index 0000000..e04b46e
--- /dev/null
+++ b/src/frontend/qtwidgets/editGroupForm.h
@@ -0,0 +1,25 @@
+#ifndef EDITGROUPFORM_H
+#define EDITGROUPFORM_H
+
+#include <QDialog>
+
+#include "group.h"
+#include "ui_groupForm.h"
+
+// form to edit/update a group
+class EditGroupForm : public QDialog {
+	Q_OBJECT
+
+	public:
+		EditGroupForm(const Group &g);
+
+	private:
+		Ui::groupDialog ui;
+
+		Group group;
+
+	private slots:
+		void accept();
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/entry.cpp b/src/frontend/qtwidgets/entry.cpp
new file mode 100644
index 0000000..c95bbb0
--- /dev/null
+++ b/src/frontend/qtwidgets/entry.cpp
@@ -0,0 +1,36 @@
+#include <QList>
+
+#include "entry.h"
+
+Entry::Entry(int id, int parent_id, QString desc, QDateTime due, QString due_alt, QUrl link, QString color, QString highlight, bool done, bool hidden) :
+	id(id),
+	parent_id(parent_id),
+	desc(desc),
+	due(due),
+	due_alt(due_alt),
+	link(link),
+	color(color),
+	highlight(highlight),
+	done(done),
+	hidden(hidden) 
+{
+}
+
+QList<Entry> Entry::entries;
+
+bool Entry::compare(Entry a, Entry b) {
+	// 1st level: sort not done before done
+	if(a.done != b.done)
+		return a.done < b.done;
+	// next level: sort on due date
+	if(a.due != b.due)
+		return a.due < b.due;
+	// next level: sort on alt due date
+	if(a.due_alt != b.due_alt)
+		return a.due_alt < b.due_alt;
+	// next level: sort on description
+	if(a.desc != b.desc)
+		return a.desc < b.desc;
+	// otherwise, sort on id
+	return a.id < b.id;
+}
diff --git a/src/frontend/qtwidgets/entry.h b/src/frontend/qtwidgets/entry.h
new file mode 100644
index 0000000..294df7b
--- /dev/null
+++ b/src/frontend/qtwidgets/entry.h
@@ -0,0 +1,39 @@
+#ifndef ENTRY_H
+#define ENTRY_H
+
+#include <QDateTime>
+#include <QString>
+#include <QUrl>
+
+struct Entry {
+	int id;
+	int parent_id;
+	QString desc;
+	QDateTime due;
+	QString due_alt;
+	QUrl link;
+	QString color; // consider making this a QColor instead
+	QString highlight; // see color comment
+	bool done;
+	bool hidden;
+
+	Entry(
+			int id,
+			int parent_id,
+			QString desc,
+			QDateTime due = QDateTime(),
+			QString due_alt = "",
+			QUrl link = QUrl(),
+			QString color = "",
+			QString highlight = "",
+			bool done = false,
+			bool hidden = false
+		 );
+
+	static QList<Entry> entries;
+
+	// function for sorting algorithm
+	static bool compare(Entry a, Entry b);
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/entryForm.ui b/src/frontend/qtwidgets/entryForm.ui
new file mode 100644
index 0000000..bce8ce3
--- /dev/null
+++ b/src/frontend/qtwidgets/entryForm.ui
@@ -0,0 +1,185 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>entryDialog</class>
+ <widget class="QDialog" name="entryDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>266</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Add Entry</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <layout class="QFormLayout" name="formLayout">
+     <item row="1" column="0">
+      <widget class="QLabel" name="descriptionLabel">
+       <property name="text">
+        <string>Description: </string>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="1">
+      <widget class="QLineEdit" name="entry_desc"/>
+     </item>
+     <item row="0" column="0" colspan="2">
+      <widget class="QLabel" name="title">
+       <property name="font">
+        <font>
+         <family>Arial</family>
+         <pointsize>18</pointsize>
+        </font>
+       </property>
+       <property name="text">
+        <string>[TITLE]</string>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignCenter</set>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="0">
+      <widget class="QLabel" name="dueDateLabel">
+       <property name="text">
+        <string>Due Date: </string>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="1">
+      <widget class="QWidget" name="due_hbox" native="true">
+       <layout class="QHBoxLayout" name="horizontalLayout_2">
+        <property name="leftMargin">
+         <number>0</number>
+        </property>
+        <property name="topMargin">
+         <number>0</number>
+        </property>
+        <property name="rightMargin">
+         <number>0</number>
+        </property>
+        <property name="bottomMargin">
+         <number>0</number>
+        </property>
+        <item>
+         <widget class="QDateTimeEdit" name="entry_due">
+          <property name="displayFormat">
+           <string>MM/dd/yyyy</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QCheckBox" name="entry_due_checkbox">
+          <property name="enabled">
+           <bool>true</bool>
+          </property>
+          <property name="text">
+           <string/>
+          </property>
+          <property name="checked">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </widget>
+     </item>
+     <item row="3" column="0">
+      <widget class="QLabel" name="dueDateAltLabel">
+       <property name="text">
+        <string>Due Date (Alt):</string>
+       </property>
+      </widget>
+     </item>
+     <item row="3" column="1">
+      <widget class="QLineEdit" name="entry_due_alt"/>
+     </item>
+     <item row="4" column="0">
+      <widget class="QLabel" name="linkLabel">
+       <property name="text">
+        <string>Link:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="4" column="1">
+      <widget class="QLineEdit" name="entry_link"/>
+     </item>
+     <item row="5" column="0">
+      <widget class="QLabel" name="colorLabel">
+       <property name="text">
+        <string>Color:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="5" column="1">
+      <widget class="QLineEdit" name="entry_color"/>
+     </item>
+     <item row="6" column="0">
+      <widget class="QLabel" name="highlightLabel">
+       <property name="text">
+        <string>Highlight:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="6" column="1">
+      <widget class="QLineEdit" name="entry_highlight"/>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="layoutDirection">
+      <enum>Qt::LeftToRight</enum>
+     </property>
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+     <property name="centerButtons">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>entryDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>entryDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>
diff --git a/src/frontend/qtwidgets/entryLayout.cpp b/src/frontend/qtwidgets/entryLayout.cpp
new file mode 100644
index 0000000..578ec23
--- /dev/null
+++ b/src/frontend/qtwidgets/entryLayout.cpp
@@ -0,0 +1,177 @@
+#include <QLabel>
+#include <QMenu>
+
+#include <QDebug>
+
+#include "../../backend/db_sqlite.h"
+#include "editEntryForm.h"
+#include "entryLayout.h"
+#include "lib.h"
+#include "rulesDialog.h"
+
+EntryLayout::EntryLayout(const Entry &e) :
+	entry(e)
+{
+	QLabel *bullet = new QLabel();
+	QLabel *body = new QLabel();
+	int i;
+
+	// set styling
+	this->setContentsMargins(2, 2, 2, 2);
+
+	bullet->setFont(QFont("Arial", 11));
+	bullet->setMaximumWidth(15);
+
+	body->setTextInteractionFlags(Qt::TextSelectableByMouse | Qt::LinksAccessibleByMouse);
+	body->setFont(QFont("Arial", 11));
+	body->setWordWrap(true);
+	body->setToolTip("Right-Click for actions");
+	body->setContextMenuPolicy(Qt::CustomContextMenu);
+
+	// set context menu
+	body->setContextMenuPolicy(Qt::CustomContextMenu);
+	QObject::connect(body,
+			SIGNAL(customContextMenuRequested(const QPoint &)),
+			SLOT(showContextMenu()));
+
+	// Check rules
+	QList<Rule> rules = this->loadRules();
+	for(i = 0; i < rules.size(); ++i) {
+		if(
+				(rules[i].when == Rule::before && 
+				 rules[i].date > QDateTime::currentDateTime()) ||
+				(rules[i].when == Rule::after &&
+				 rules[i].date <= QDateTime::currentDateTime())
+		  ) {
+			if(!rules[i].color.isEmpty())
+				this->entry.color = rules[i].color;
+			if(!rules[i].highlight.isEmpty())
+				this->entry.highlight = rules[i].highlight;
+		}
+	}
+
+	// set conditional styling
+	if(this->entry.done) {
+		bullet->setText("\u2713");
+		bullet->setStyleSheet(
+				"QLabel {"
+				"	color: green;"
+				"}"
+				);
+	}
+	else
+		bullet->setText("- ");
+	this->addWidget(bullet);
+
+	if(!this->entry.due.isNull())
+		body->setText(this->entry.due.toString("dddd, MM/dd/yyyy: "));
+	else if(!this->entry.due_alt.isEmpty())
+		body->setText(this->entry.due_alt + ": ");
+
+	if(!this->entry.link.isEmpty()) {
+		body->setOpenExternalLinks(true);
+		body->setText(body->text() + "<a href=\"" + this->entry.link.toString() + "\" " "style=\"color: ");
+		if(this->entry.done)
+			body->setText(body->text() + "green");
+		else if(this->entry.color.isEmpty())
+			body->setText(body->text() + "default");
+		else
+			body->setText(body->text() + this->entry.color);
+		body->setText(body->text() + ";\">");
+	}
+	body->setText(body->text() + this->entry.desc);
+	if(!this->entry.link.isEmpty()) {
+		body->setText(body->text() + "</a>");
+		body->setToolTip(this->entry.link.toString());
+	}
+
+	if(this->entry.done) {
+		QFont body_font = body->font();
+		body_font.setStrikeOut(true);
+		body->setFont(body_font);
+		body->setStyleSheet(
+				"QLabel {"
+				"	color: green"
+				"}"
+				);
+	}
+	else {
+		body->setStyleSheet(
+				"QLabel {"
+				"	color: " + (this->entry.color.isEmpty() ? "default" : this->entry.color) + ";"
+				"	background-color: " + (this->entry.highlight.isEmpty() ? "none" : this->entry.highlight) + ";"
+				"	font-weight: " + (this->entry.due.isValid() && this->entry.due <= QDateTime::currentDateTime() ? "bold" : "normal") + ";"
+				"}"
+				);
+	}
+
+	this->addWidget(body);
+}
+
+QList<Rule> EntryLayout::loadRules() {
+	BackendDB database;
+
+	return database.loadRules(this->entry.id);
+}
+
+void EntryLayout::showContextMenu() {
+	QMenu menu;
+
+	QAction *edit_entry_act = new QAction("Edit Entry");
+	QObject::connect(edit_entry_act, &QAction::triggered, this, &EntryLayout::editEntry);
+	menu.addAction(edit_entry_act);
+
+	QAction *set_rules_act = new QAction("Rules");
+	QObject::connect(set_rules_act, &QAction::triggered, this, &EntryLayout::setRules);
+	menu.addAction(set_rules_act);
+
+	QAction *toggle_done_act = new QAction("Done");
+	toggle_done_act->setCheckable(true);
+	if(this->entry.done) toggle_done_act->setChecked(true);
+	QObject::connect(toggle_done_act, &QAction::triggered, this, &EntryLayout::toggleDone);
+	menu.addAction(toggle_done_act);
+
+	QAction *clone_entry_act = new QAction("Clone Entry");
+	QObject::connect(clone_entry_act, &QAction::triggered, this, &EntryLayout::cloneEntry);
+	menu.addAction(clone_entry_act);
+
+	QAction *del_entry_act = new QAction("Remove Entry");
+	QObject::connect(del_entry_act, &QAction::triggered, this, &EntryLayout::removeEntry);
+	menu.addAction(del_entry_act);
+
+	menu.exec(QCursor::pos());
+}
+
+void EntryLayout::editEntry() {
+	EditEntryForm edit_entry_dialog(this->entry);
+	if(edit_entry_dialog.exec() == QDialog::Accepted)
+		getMainWindow()->displayWidgets();
+}
+
+void EntryLayout::setRules() {
+	RulesDialog rules_dialog(this->entry);
+	if(rules_dialog.exec() == QDialog::Accepted)
+		getMainWindow()->displayWidgets();
+}
+
+void EntryLayout::toggleDone() {
+	BackendDB database;
+
+	this->entry.done = !this->entry.done;
+	database.updateEntry(this->entry);
+	getMainWindow()->displayWidgets();
+}
+
+void EntryLayout::cloneEntry() {
+	BackendDB database;
+
+	database.insertEntry(this->entry);
+	getMainWindow()->displayWidgets();
+}
+
+void EntryLayout::removeEntry() {
+	BackendDB database;
+
+	if(database.removeEntry(this->entry) > 0)
+		getMainWindow()->displayWidgets();
+}
diff --git a/src/frontend/qtwidgets/entryLayout.h b/src/frontend/qtwidgets/entryLayout.h
new file mode 100644
index 0000000..54e523f
--- /dev/null
+++ b/src/frontend/qtwidgets/entryLayout.h
@@ -0,0 +1,32 @@
+#ifndef ENTRYLAYOUT_H
+#define ENTRYLAYOUT_H
+
+#include <QDateTime>
+#include <QHBoxLayout>
+#include <QString>
+#include <QUrl>
+
+#include "entry.h"
+#include "rule.h"
+
+class EntryLayout : public QHBoxLayout {
+	Q_OBJECT
+
+	public:
+		Entry entry;
+
+		EntryLayout(const Entry &e);
+
+	private:
+		QList<Rule> loadRules();
+
+	private slots:
+		void showContextMenu();
+		void editEntry();
+		void setRules();
+		void toggleDone();
+		void cloneEntry();
+		void removeEntry();
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/group.cpp b/src/frontend/qtwidgets/group.cpp
new file mode 100644
index 0000000..ddb3b13
--- /dev/null
+++ b/src/frontend/qtwidgets/group.cpp
@@ -0,0 +1,14 @@
+#include <QList>
+
+#include "group.h"
+
+Group::Group(int id, QString name, Group::Column column, QString link, bool hidden) :
+	id(id),
+	name(name),
+	column(column),
+	link(link),
+	hidden(hidden)
+{
+}
+
+QList<Group> Group::groups;
diff --git a/src/frontend/qtwidgets/group.h b/src/frontend/qtwidgets/group.h
new file mode 100644
index 0000000..9c7bfa4
--- /dev/null
+++ b/src/frontend/qtwidgets/group.h
@@ -0,0 +1,25 @@
+#ifndef GROUP_H
+#define GROUP_H
+
+#include <QString>
+
+struct Group {
+	enum Column { left, right };
+	int id;
+	QString name;
+	Column column;
+	QString link;
+	bool hidden;
+
+	Group(
+			int id, 
+			QString name, 
+			Column column = left,
+			QString link = "", 
+			bool hidden = false
+		 );
+
+	static QList<Group> groups;
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/groupForm.ui b/src/frontend/qtwidgets/groupForm.ui
new file mode 100644
index 0000000..4f58e1d
--- /dev/null
+++ b/src/frontend/qtwidgets/groupForm.ui
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>groupDialog</class>
+ <widget class="QDialog" name="groupDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>172</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Group Form</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <layout class="QFormLayout" name="formLayout">
+     <item row="0" column="0" colspan="2">
+      <widget class="QLabel" name="title">
+       <property name="font">
+        <font>
+         <family>Arial</family>
+         <pointsize>18</pointsize>
+        </font>
+       </property>
+       <property name="text">
+        <string>[TITLE]</string>
+       </property>
+       <property name="alignment">
+        <set>Qt::AlignCenter</set>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="0">
+      <widget class="QLabel" name="descriptionLabel">
+       <property name="text">
+        <string>Name:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="1">
+      <widget class="QLineEdit" name="group_name"/>
+     </item>
+     <item row="2" column="0">
+      <widget class="QLabel" name="dueDateLabel">
+       <property name="text">
+        <string>Column:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="1">
+      <widget class="QComboBox" name="group_column">
+       <item>
+        <property name="text">
+         <string>Left</string>
+        </property>
+       </item>
+       <item>
+        <property name="text">
+         <string>Right</string>
+        </property>
+       </item>
+      </widget>
+     </item>
+     <item row="3" column="0">
+      <widget class="QLabel" name="linkLabel">
+       <property name="text">
+        <string>Link:</string>
+       </property>
+      </widget>
+     </item>
+     <item row="3" column="1">
+      <widget class="QLineEdit" name="group_link"/>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="layoutDirection">
+      <enum>Qt::LeftToRight</enum>
+     </property>
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+     <property name="centerButtons">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>groupDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>groupDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>
diff --git a/src/frontend/qtwidgets/groupLayout.cpp b/src/frontend/qtwidgets/groupLayout.cpp
new file mode 100644
index 0000000..e67d3a5
--- /dev/null
+++ b/src/frontend/qtwidgets/groupLayout.cpp
@@ -0,0 +1,68 @@
+#include <QLabel>
+#include <QMenu>
+#include <QString>
+
+#include <QDebug>
+
+#include "addEntryForm.h"
+#include "../../backend/db_sqlite.h"
+#include "editGroupForm.h"
+#include "groupLayout.h"
+#include "lib.h"
+
+GroupLayout::GroupLayout(const Group &g) :
+	group(g)
+{
+	this->setContentsMargins(0, 10, 0, 10);
+
+	QLabel *name_label = new QLabel(this->group.name);
+	name_label->setTextInteractionFlags(Qt::TextSelectableByMouse);
+	name_label->setToolTip("Right-Click for actions");
+	name_label->setContextMenuPolicy(Qt::CustomContextMenu);
+	//name_label->customContextMenuRequested(const QPoint &pos)
+	QObject::connect(name_label, 
+			SIGNAL(customContextMenuRequested(const QPoint &)),
+			SLOT(showContextMenu()));
+	
+	QFont name_font = QFont("Arial", 13);
+	name_font.setUnderline(true);
+	name_label->setFont(name_font);
+
+	this->addWidget(name_label);
+}
+
+void GroupLayout::showContextMenu() {
+	QMenu menu;
+
+	QAction *add_entry_act = new QAction("Add Entry");
+	QObject::connect(add_entry_act, &QAction::triggered, this, &GroupLayout::addEntry);
+	menu.addAction(add_entry_act);
+
+	QAction *edit_group_act = new QAction("Edit Group");
+	QObject::connect(edit_group_act, &QAction::triggered, this, &GroupLayout::editGroup);
+	menu.addAction(edit_group_act);
+
+	QAction *del_group_act = new QAction("Remove Group");
+	QObject::connect(del_group_act, &QAction::triggered, this, &GroupLayout::removeGroup);
+	menu.addAction(del_group_act);
+
+	menu.exec(QCursor::pos());
+}
+
+void GroupLayout::addEntry() {
+	AddEntryForm create_new_entry_dialog(this->group);
+	if(create_new_entry_dialog.exec() == QDialog::Accepted)
+		getMainWindow()->displayWidgets();
+}
+
+void GroupLayout::editGroup() {
+	EditGroupForm edit_group_dialog(this->group);
+	if(edit_group_dialog.exec() == QDialog::Accepted)
+		getMainWindow()->displayWidgets();
+}
+
+void GroupLayout::removeGroup() {
+	BackendDB database;
+	if(database.removeGroup(this->group) > 0)
+		getMainWindow()->displayWidgets();
+}
diff --git a/src/frontend/qtwidgets/groupLayout.h b/src/frontend/qtwidgets/groupLayout.h
new file mode 100644
index 0000000..cfd33cf
--- /dev/null
+++ b/src/frontend/qtwidgets/groupLayout.h
@@ -0,0 +1,23 @@
+#ifndef GROUPLAYOUT_H
+#define GROUPLAYOUT_H
+
+#include <QVBoxLayout>
+
+#include "group.h"
+
+class GroupLayout : public QVBoxLayout {
+	Q_OBJECT
+
+	public:
+		Group group;
+
+		GroupLayout(const Group &g);
+
+	private slots:
+		void showContextMenu();
+		void addEntry();
+		void editGroup();
+		void removeGroup();
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/lib.cpp b/src/frontend/qtwidgets/lib.cpp
new file mode 100644
index 0000000..2290472
--- /dev/null
+++ b/src/frontend/qtwidgets/lib.cpp
@@ -0,0 +1,22 @@
+#include <QApplication>
+#include <QMainWindow>
+#include <QWidget>
+
+#include "lib.h"
+
+// shamelessly ripped from https://stackoverflow.com/a/46456214
+AssignmentList *getMainWindow() {
+	foreach(QWidget *w, QApplication::topLevelWidgets())
+		if(AssignmentList *mainWin = qobject_cast<AssignmentList*>(w))
+			return mainWin;
+	return nullptr;
+}
+
+void recursiveClear(QLayout *layout) {
+	QLayoutItem *child;
+	while((child = layout->takeAt(0)) != nullptr) {
+		if(child->layout()) recursiveClear(child->layout());
+		delete child->widget();
+		delete child;
+	}
+}
diff --git a/src/frontend/qtwidgets/lib.h b/src/frontend/qtwidgets/lib.h
new file mode 100644
index 0000000..14f63c1
--- /dev/null
+++ b/src/frontend/qtwidgets/lib.h
@@ -0,0 +1,12 @@
+/* Helper functions that various classes utilize */
+
+#include <QMainWindow>
+
+#include "assignmentList.h"
+
+AssignmentList *getMainWindow();
+
+QDialog *getParentDialog();
+
+// used to clear out a layout when a refresh occurs
+void recursiveClear(QLayout *layout);
diff --git a/src/frontend/qtwidgets/main.cpp b/src/frontend/qtwidgets/main.cpp
new file mode 100644
index 0000000..f7d69ee
--- /dev/null
+++ b/src/frontend/qtwidgets/main.cpp
@@ -0,0 +1,12 @@
+#include <QApplication>
+#include <QPushButton>
+
+#include "assignmentList.h"
+
+int main(int argc, char **argv) {
+	QApplication app (argc, argv);
+
+	AssignmentList window;
+
+	return app.exec();
+}
diff --git a/src/frontend/qtwidgets/preferencesDialog.cpp b/src/frontend/qtwidgets/preferencesDialog.cpp
new file mode 100644
index 0000000..d3b3dff
--- /dev/null
+++ b/src/frontend/qtwidgets/preferencesDialog.cpp
@@ -0,0 +1,59 @@
+#include <QFileDialog>
+#include <QSettings>
+
+#include "preferencesDialog.h"
+
+PreferencesDialog::PreferencesDialog() {
+	// load uic
+	ui.setupUi(this);
+
+	// display widgets
+	// TODO make this a scollable window
+	// FIXME could use some work on sizing
+	this->setupPathsTab();
+
+	// create button connections
+	QObject::connect(ui.close_button, &QPushButton::released, this, &PreferencesDialog::close);
+	QObject::connect(ui.apply_button, &QPushButton::released, this, &PreferencesDialog::apply);
+	QObject::connect(ui.reload_button, &QPushButton::released, this, &PreferencesDialog::reload);
+}
+
+void PreferencesDialog::setupPathsTab() {
+	QSettings settings;
+	settings.beginGroup("paths");
+
+	ui.db_path_edit->setText(settings.value("db_path").toString());
+	QObject::connect(ui.db_path_button, &QPushButton::released, this, &PreferencesDialog::dbPathDialog);
+}
+
+void PreferencesDialog::dbPathDialog() {
+	QFileDialog file_dialog;
+	// TODO create filter to only allow selecting .db files
+	QString new_path = file_dialog.getOpenFileName(this, "Open File");
+
+	if(!new_path.isEmpty())
+		ui.db_path_edit->setText(new_path);
+}
+
+// close the dialog, returning our ret_value
+void PreferencesDialog::close() {
+	this->done(ret_value);
+}
+
+// update the configuration in the config file
+void PreferencesDialog::apply() {
+	QSettings settings;
+
+	// save paths
+	settings.beginGroup("paths");
+	settings.setValue("db_path", ui.db_path_edit->text());
+
+	// set the return value to accepted
+	this->ret_value = QDialog::Accepted;
+}
+
+// update, reload, and close the window
+void PreferencesDialog::reload() {
+	this->apply();
+	this->accept();
+}
diff --git a/src/frontend/qtwidgets/preferencesDialog.h b/src/frontend/qtwidgets/preferencesDialog.h
new file mode 100644
index 0000000..ac9b88e
--- /dev/null
+++ b/src/frontend/qtwidgets/preferencesDialog.h
@@ -0,0 +1,28 @@
+#ifndef PREFERENCESDIALOG_H
+#define PREFERENCESDIALOG_H
+
+#include <QDialog>
+
+#include "ui_preferencesDialog.h"
+
+// set configuration options in the program
+class PreferencesDialog : public QDialog {
+	Q_OBJECT
+
+	public:
+		PreferencesDialog();
+
+	private:
+		Ui::preferencesDialog ui;
+		QDialog::DialogCode ret_value = QDialog::Rejected;
+
+		void setupPathsTab();
+
+	private slots:
+		void dbPathDialog();
+		void close();
+		void apply();
+		void reload();
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/preferencesDialog.ui b/src/frontend/qtwidgets/preferencesDialog.ui
new file mode 100644
index 0000000..343ba33
--- /dev/null
+++ b/src/frontend/qtwidgets/preferencesDialog.ui
@@ -0,0 +1,128 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>preferencesDialog</class>
+ <widget class="QDialog" name="preferencesDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>500</width>
+    <height>320</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Preferences</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout_2">
+   <item>
+    <layout class="QVBoxLayout" name="main_layout">
+     <item>
+      <widget class="QTabWidget" name="tab_bar">
+       <property name="currentIndex">
+        <number>0</number>
+       </property>
+       <widget class="QWidget" name="tab">
+        <attribute name="title">
+         <string>Paths</string>
+        </attribute>
+        <layout class="QVBoxLayout" name="verticalLayout">
+         <item>
+          <widget class="QWidget" name="widget" native="true">
+           <layout class="QVBoxLayout" name="verticalLayout_3">
+            <item>
+             <layout class="QFormLayout" name="paths_tab_layout">
+              <item row="0" column="0">
+               <widget class="QLabel" name="databaseFileLabel">
+                <property name="text">
+                 <string>Database File:</string>
+                </property>
+               </widget>
+              </item>
+              <item row="0" column="1">
+               <widget class="QWidget" name="db_path_hbox" native="true">
+                <layout class="QHBoxLayout" name="horizontalLayout_2">
+                 <property name="leftMargin">
+                  <number>0</number>
+                 </property>
+                 <property name="topMargin">
+                  <number>0</number>
+                 </property>
+                 <property name="rightMargin">
+                  <number>0</number>
+                 </property>
+                 <property name="bottomMargin">
+                  <number>0</number>
+                 </property>
+                 <item>
+                  <widget class="QLineEdit" name="db_path_edit"/>
+                 </item>
+                 <item>
+                  <widget class="QPushButton" name="db_path_button">
+                   <property name="maximumSize">
+                    <size>
+                     <width>25</width>
+                     <height>16777215</height>
+                    </size>
+                   </property>
+                   <property name="text">
+                    <string>...</string>
+                   </property>
+                  </widget>
+                 </item>
+                </layout>
+               </widget>
+              </item>
+             </layout>
+            </item>
+           </layout>
+          </widget>
+         </item>
+        </layout>
+       </widget>
+      </widget>
+     </item>
+     <item>
+      <layout class="QHBoxLayout" name="buttons_hbox">
+       <item>
+        <spacer name="horizontalSpacer">
+         <property name="orientation">
+          <enum>Qt::Horizontal</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>40</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QPushButton" name="close_button">
+         <property name="text">
+          <string>Close</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QPushButton" name="apply_button">
+         <property name="text">
+          <string>Apply</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QPushButton" name="reload_button">
+         <property name="text">
+          <string>Reload</string>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>
diff --git a/src/frontend/qtwidgets/rule.cpp b/src/frontend/qtwidgets/rule.cpp
new file mode 100644
index 0000000..85da13a
--- /dev/null
+++ b/src/frontend/qtwidgets/rule.cpp
@@ -0,0 +1,15 @@
+#include <QList>
+
+#include "rule.h"
+
+Rule::Rule(int id, int entry_id, When when, QDateTime date, QString color, QString highlight) :
+	id(id),
+	entry_id(entry_id),
+	when(when),
+	date(date),
+	color(color),
+	highlight(highlight)
+{
+}
+
+QList<Rule> Rule::rules;
diff --git a/src/frontend/qtwidgets/rule.h b/src/frontend/qtwidgets/rule.h
new file mode 100644
index 0000000..cf9abfe
--- /dev/null
+++ b/src/frontend/qtwidgets/rule.h
@@ -0,0 +1,28 @@
+#ifndef RULE_H
+#define RULE_H
+
+#include <QDateTime>
+#include <QString>
+
+struct Rule {
+	enum When { before, after };
+	int id;
+	int entry_id;
+	When when;
+	QDateTime date;
+	QString color; // consider making this a QColor instead
+	QString highlight; // see color comment
+
+	Rule(
+			int id,
+			int entry_id,
+			When when,
+			QDateTime date = QDateTime::currentDateTime(),
+			QString color = "",
+			QString highlight = ""
+		);
+
+	static QList<Rule> rules;
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/ruleLayout.cpp b/src/frontend/qtwidgets/ruleLayout.cpp
new file mode 100644
index 0000000..11abf80
--- /dev/null
+++ b/src/frontend/qtwidgets/ruleLayout.cpp
@@ -0,0 +1,40 @@
+
+#include "lib.h"
+#include "ruleLayout.h"
+
+RuleLayout::RuleLayout(const Rule &r) :
+	rule(r)
+{
+	this->when_widget = new QComboBox;
+	this->date_widget = new QDateTimeEdit(QDate::currentDate());
+	this->color_widget = new QLineEdit;
+	this->highlight_widget = new QLineEdit;
+	this->del_button = new QPushButton;
+
+	QStringList when_options;
+	when_options.append("Before");
+	when_options.append("After");
+	this->when_widget->addItems(when_options);
+	this->when_widget->setCurrentIndex(this->rule.when);
+	this->addWidget(this->when_widget);
+
+	this->date_widget->setDisplayFormat("MM/dd/yyyy");
+	this->date_widget->setDateTime(this->rule.date);
+	this->addWidget(this->date_widget);
+
+	this->addStretch();
+
+	this->color_widget->setPlaceholderText("Color");
+	if(!this->rule.color.isEmpty())
+		this->color_widget->setText(this->rule.color);
+	this->addWidget(this->color_widget);
+
+	this->highlight_widget->setPlaceholderText("Highlight");
+	if(!this->rule.highlight.isEmpty())
+		this->highlight_widget->setText(this->rule.highlight);
+	this->addWidget(this->highlight_widget);
+
+	this->del_button->setText("Delete");
+	// connection needs to be made in rulesDialog.cpp
+	this->addWidget(this->del_button);
+}
diff --git a/src/frontend/qtwidgets/ruleLayout.h b/src/frontend/qtwidgets/ruleLayout.h
new file mode 100644
index 0000000..29a4deb
--- /dev/null
+++ b/src/frontend/qtwidgets/ruleLayout.h
@@ -0,0 +1,27 @@
+#ifndef RULELAYOUT_H
+#define RULELAYOUT_H
+
+#include <QComboBox>
+#include <QDate>
+#include <QDateTimeEdit>
+#include <QHBoxLayout>
+#include <QLineEdit>
+#include <QPushButton>
+
+#include "rule.h"
+
+class RuleLayout : public QHBoxLayout {
+	Q_OBJECT
+
+	public:
+		Rule rule;
+		QComboBox *when_widget;
+		QDateTimeEdit *date_widget;
+		QLineEdit *color_widget; // TODO consider making this a color selector widget
+		QLineEdit *highlight_widget; // TODO consider making this a color selector widget
+		QPushButton *del_button;
+
+		RuleLayout(const Rule &r);
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/rulesDialog.cpp b/src/frontend/qtwidgets/rulesDialog.cpp
new file mode 100644
index 0000000..cd62342
--- /dev/null
+++ b/src/frontend/qtwidgets/rulesDialog.cpp
@@ -0,0 +1,107 @@
+#include <QPushButton>
+#include <QScrollArea>
+#include <QVBoxLayout>
+
+#include <QDebug>
+
+#include "../../backend/db_sqlite.h"
+#include "lib.h"
+#include "ruleLayout.h"
+#include "rulesDialog.h"
+
+RulesDialog::RulesDialog(const Entry &entry) {
+	BackendDB database;
+
+	this->entry_id = entry.id;
+
+	// load uic
+	ui.setupUi(this);
+
+	// load rules into object member
+	this->rules = database.loadRules(entry_id);
+
+	// display widgets
+	this->drawRules();
+
+	// set connections
+	QObject::connect(ui.add_rule_button, &QPushButton::released, this, &RulesDialog::addRule);
+}
+
+// for maintaining values when adding/removing rules
+void RulesDialog::updateRulesList() {
+	int i;
+
+	for(i = 0; i < ui.rules_layout->children().size(); ++i) {
+		this->rules[i].when = Rule::When(qobject_cast<RuleLayout *>(ui.rules_layout->children()[i])->when_widget->currentIndex());
+		this->rules[i].date = qobject_cast<RuleLayout *>(ui.rules_layout->children()[i])->date_widget->dateTime();
+		this->rules[i].color = qobject_cast<RuleLayout *>(ui.rules_layout->children()[i])->color_widget->text();
+		this->rules[i].highlight = qobject_cast<RuleLayout *>(ui.rules_layout->children()[i])->highlight_widget->text();
+	}
+}
+
+void RulesDialog::drawRules() {
+	RuleLayout *new_layout;
+	int i;
+
+
+	// remove all children from layout
+	recursiveClear(ui.rules_layout);
+
+	// Draw each rule
+	for(i = 0; i < this->rules.size(); ++i) {
+		new_layout = new RuleLayout(rules[i]);
+
+		// connect delete button
+		QObject::connect(new_layout->del_button, &QPushButton::released, this, [=](){ this->deleteRule(i); });
+
+		ui.rules_layout->addLayout(new_layout);
+	}
+}
+
+void RulesDialog::addRule() {
+	Rule new_rule = Rule(0, this->entry_id, Rule::before);
+	RuleLayout *new_layout = new RuleLayout(new_rule);
+
+	// add new rule to the member variable
+	this->rules.append(new_rule);
+
+	// redraw rules
+	this->updateRulesList();
+	this->drawRules();
+}
+
+void RulesDialog::deleteRule(int i) {
+	if(i < 0) return;
+	if(i >= this->rules.size()) return;
+
+	this->updateRulesList();
+	// mark as needing to be deleted from database if id > 0
+	if(this->rules[i].id > 0)
+		this->deleted_rules.append(this->rules[i]);
+	this->rules.removeAt(i);
+	this->drawRules();
+}
+
+void RulesDialog::accept() {
+	int i;
+	BackendDB database;
+
+	this->updateRulesList();
+
+	// update rules in database
+	for(i = 0; i < this->rules.size(); ++i) {
+		// insert - this is a new rule
+		if(this->rules[i].id == 0)
+			database.insertRule(this->rules[i]);
+		// update - this is an existing rule
+		else
+			database.updateRule(this->rules[i]);
+	}
+
+	// delete deleted rules in database
+	for(i = 0; i < this->deleted_rules.size(); ++i) {
+		database.removeRule(this->deleted_rules[i]);
+	}
+
+	QDialog::accept();
+}
diff --git a/src/frontend/qtwidgets/rulesDialog.h b/src/frontend/qtwidgets/rulesDialog.h
new file mode 100644
index 0000000..7e74dc2
--- /dev/null
+++ b/src/frontend/qtwidgets/rulesDialog.h
@@ -0,0 +1,32 @@
+#ifndef RULESDIALOG_H
+#define RULESDIALOG_H
+
+#include <QDialog>
+
+#include "entry.h"
+#include "rule.h"
+#include "ui_rulesDialog.h"
+
+// show the list of rules associated with an entry
+class RulesDialog : public QDialog {
+	Q_OBJECT
+
+	public:
+		RulesDialog(const Entry &entry);
+		void drawRules();
+
+	private:
+		Ui::rulesDialog ui;
+		int entry_id;
+		QList<Rule> rules;
+		QList<Rule> deleted_rules;
+
+		void updateRulesList();
+
+	private slots:
+		void addRule();
+		void deleteRule(int i);
+		void accept();
+};
+
+#endif
diff --git a/src/frontend/qtwidgets/rulesDialog.ui b/src/frontend/qtwidgets/rulesDialog.ui
new file mode 100644
index 0000000..c362887
--- /dev/null
+++ b/src/frontend/qtwidgets/rulesDialog.ui
@@ -0,0 +1,123 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>rulesDialog</class>
+ <widget class="QDialog" name="rulesDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>500</width>
+    <height>320</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Dialog</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QScrollArea" name="scrollArea">
+     <property name="widgetResizable">
+      <bool>true</bool>
+     </property>
+     <widget class="QWidget" name="scrollAreaWidgetContents">
+      <property name="geometry">
+       <rect>
+        <x>0</x>
+        <y>0</y>
+        <width>480</width>
+        <height>269</height>
+       </rect>
+      </property>
+      <layout class="QVBoxLayout" name="verticalLayout_3">
+       <item>
+        <layout class="QVBoxLayout" name="rules_layout"/>
+       </item>
+       <item>
+        <layout class="QHBoxLayout" name="rules_button_box">
+         <item>
+          <widget class="QPushButton" name="add_rule_button">
+           <property name="text">
+            <string>Add Rule</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <spacer name="horizontalSpacer">
+           <property name="orientation">
+            <enum>Qt::Horizontal</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>40</width>
+             <height>20</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <spacer name="verticalSpacer">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>20</width>
+           <height>40</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+      </layout>
+     </widget>
+    </widget>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>rulesDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>rulesDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>