add a basic TextEditor application

right now this is just a KTextArea in a KXmlGuiWindow.

CMakeLists.txt

@@ -22,9 +22,8 @@ find_package(Qt5 ${QT_MIN_VERSION} CONFIG REQUIRED COMPONENTS
 find_package(KF5 ${KF5_MIN_VERSION} REQUIRED COMPONENTS
 	CoreAddons
 	I18n
-	WidgetsAddons
 )
 
-feature_summary(WHAT ALL INCLUDE_QUIET_PACKAGES FATAL_ON_MISSING_REQUIRED_PACKAGES)
-
 add_subdirectory(src)
+
+feature_summary(WHAT ALL INCLUDE_QUIET_PACKAGES FATAL_ON_MISSING_REQUIRED_PACKAGES)

src/CMakeLists.txt

@@ -1,15 +1,2 @@
-add_executable(hello hello.cc)
+add_subdirectory(KMessageBox)
-target_link_libraries(hello 
+add_subdirectory(TextEditor)
-	Qt5::Widgets
-	KF5::CoreAddons
-	KF5::WidgetsAddons
-)
-
-add_executable(internationalization internationalization.cc)
-
-target_link_libraries(internationalization 
-	Qt5::Widgets
-	KF5::CoreAddons
-	KF5::WidgetsAddons
-	KF5::I18n
-)

src/KMessageBox/CMakeLists.txt

@@ -0,0 +1,18 @@
+find_package(KF5 ${KF5_MIN_VERSION} REQUIRED COMPONENTS
+	WidgetsAddons
+)
+
+add_executable(hello hello.cc)
+target_link_libraries(hello 
+	Qt5::Widgets
+	KF5::CoreAddons
+	KF5::WidgetsAddons
+)
+
+add_executable(internationalization internationalization.cc)
+target_link_libraries(internationalization 
+	Qt5::Widgets
+	KF5::CoreAddons
+	KF5::WidgetsAddons
+	KF5::I18n
+)

src/TextEditor/CMakeLists.txt

@@ -0,0 +1,13 @@
+find_package(KF5 ${KF5_MIN_VERSION} REQUIRED COMPONENTS
+	XmlGui
+	TextWidgets
+)
+
+add_executable(TextEditor main.cc MainWindow.cc)
+target_link_libraries(TextEditor
+	Qt5::Widgets
+	KF5::CoreAddons
+	KF5::I18n
+	KF5::XmlGui
+	KF5::TextWidgets
+)

src/TextEditor/MainWindow.cc

@@ -0,0 +1,12 @@
+#include "MainWindow.hh"
+
+MainWindow::MainWindow(QWidget* parent)
+	: KXmlGuiWindow(parent)
+{
+	// setup the TextArea
+	textArea = new KTextEdit();
+	// set the central widget to be the TextArea
+	setCentralWidget(textArea);
+	// setup the GUI
+	setupGUI();
+}

src/TextEditor/MainWindow.hh

@@ -0,0 +1,15 @@
+#ifndef MainWindow_H
+#define MainWindow_H
+
+#include <KTextEdit>
+#include <KXmlGuiWindow>
+
+class MainWindow : public KXmlGuiWindow {
+public:
+	explicit MainWindow(QWidget* parent = nullptr);
+
+private:
+	KTextEdit* textArea;
+};
+
+#endif

src/TextEditor/main.cc

@@ -0,0 +1,37 @@
+#include "MainWindow.hh"
+#include <KAboutData>
+#include <KLocalizedString>
+#include <QApplication>
+#include <QCommandLineParser>
+
+int main(int argc, char* argv[])
+{
+	QApplication app(argc, argv);
+	KLocalizedString::setApplicationDomain("MainWindow");
+
+	KAboutData aboutData(
+		// Internal Name
+		QStringLiteral("MainWindow"),
+		// Name
+		i18n("Text Editor"),
+		// Version Number
+		QStringLiteral("1.0"),
+		// Short Description
+		i18n("A text editor."),
+		// License
+		KAboutLicense::Custom,
+		// Copyright Statement
+		i18n("2023"));
+
+	KAboutData::setApplicationData(aboutData);
+
+	QCommandLineParser parser;
+	aboutData.setupCommandLine(&parser);
+	parser.process(app);
+	aboutData.processCommandLine(&parser);
+
+	MainWindow* window = new MainWindow();
+	window->show();
+
+	return app.exec();
+}