Add plugin system

src/nostalgia/studio/lib/plugin.cpp

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2016-2017 gtalent2@gmail.com
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include "plugin.hpp"
+
+namespace nostalgia {
+namespace studio {
+
+void Plugin::addNewWizard(QString name, std::function<QVector<QWizardPage*>()> make) {
+	m_newWizards.push_back({name, make});
+}
+
+void Plugin::addImportWizard(QString name, std::function<QVector<QWizardPage*>()> make) {
+	m_importWizards.push_back({name, make});
+}
+
+QVector<WizardMaker> Plugin::newWizards() {
+	return m_newWizards;
+}
+
+QVector<WizardMaker> Plugin::importWizards() {
+	return m_importWizards;
+}
+
+}
+}

src/nostalgia/studio/lib/plugin.hpp

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2016-2017 gtalent2@gmail.com
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#pragma once
+
+#include <functional>
+
+#include <QMainWindow>
+#include <QVector>
+#include <QWizardPage>
+
+namespace nostalgia {
+namespace studio {
+
+struct WizardMaker {
+	QString name;
+	std::function<QVector<QWizardPage*>()> make;
+};
+
+class Plugin {
+	private:
+		QVector<WizardMaker> m_newWizards;
+		QVector<WizardMaker> m_importWizards;
+
+	public:
+		void addNewWizard(QString name, std::function<QVector<QWizardPage*>()> make);
+
+		void addImportWizard(QString name, std::function<QVector<QWizardPage*>()> make);
+
+		QVector<WizardMaker> newWizards();
+
+		QVector<WizardMaker> importWizards();
+};
+
+}
+}
+
+#define PluginInterface_iid "net.drinkingtea.nostalgia.studio.Plugin"
+
+Q_DECLARE_INTERFACE(nostalgia::studio::Plugin, PluginInterface_iid)

src/nostalgia/studio/lib/wizard.cpp

@@ -132,6 +132,10 @@ WizardFormPage::~WizardFormPage() {
 	}
 }
 
+int WizardFormPage::accept() {
+	return 0;
+}
+
 void WizardFormPage::initializePage() {
 	for (auto it = m_fields.begin(); it != m_fields.end(); it++) {
 		auto key = it.key();
@@ -223,8 +227,8 @@ void WizardFormPage::addLineEdit(QString displayName, QString fieldName, QString
 	m_currentLine++;
 }
 
-void WizardFormPage::addPathBrowse(QString displayName, QString fieldName,
-                                   QString defaultVal, QFileDialog::FileMode fileMode) {
+void WizardFormPage::addPathBrowse(QString displayName, QString fieldName, QString defaultVal,
+                                   QFileDialog::FileMode fileMode, QString fileExtensions) {
 	auto layout = new QHBoxLayout();
 	auto lbl = new QLabel(displayName, this);
 	auto le = new QLineEdit("", this);
@@ -272,14 +276,18 @@ void WizardFormPage::addPathBrowse(QString displayName, QString fieldName,
 		}
 	);
 
-	connect(btn, &QPushButton::clicked, [this, defaultVal, le, fileMode]() {
+	connect(btn, &QPushButton::clicked, [this, defaultVal, le, fileMode, fileExtensions]() {
+			auto dir = defaultVal;
+			if (dir == "") {
+				dir = QDir::homePath();
+			}
 			if (fileMode == QFileDialog::Directory) {
-				auto p = QFileDialog::getExistingDirectory(this, tr("Select Directory..."), defaultVal);
+				auto p = QFileDialog::getExistingDirectory(this, tr("Select Directory..."), dir);
 				if (p != "") {
 					le->setText(p);
 				}
 			} else if (fileMode == QFileDialog::ExistingFile) {
-				auto p = QFileDialog::getOpenFileName(this, tr("Select File..."), defaultVal);
+				auto p = QFileDialog::getOpenFileName(this, tr("Select File..."), dir, fileExtensions);
 				if (p != "") {
 					le->setText(p);
 				}
@@ -317,13 +325,15 @@ Wizard::Wizard(QString windowTitle, QWidget *parent): QWizard(parent) {
 	setModal(true);
 }
 
-void Wizard::setAccept(std::function<void()> acceptFunc) {
+void Wizard::setAccept(std::function<int()> acceptFunc) {
 	m_acceptFunc = acceptFunc;
 }
 
 void Wizard::accept() {
-	m_acceptFunc();
-	QDialog::accept();
+	auto page = dynamic_cast<WizardFormPage*>(currentPage());
+	if (page == nullptr || page->accept() == 0) {
+		QDialog::accept();
+	}
 }
 
 }

src/nostalgia/studio/lib/wizard.hpp

@@ -69,6 +69,8 @@ class WizardFormPage: public QWizardPage {
 
 		~WizardFormPage();
 
+		virtual int accept();
+
 		void initializePage() override;
 
 		bool validatePage() override;
@@ -79,8 +81,10 @@ class WizardFormPage: public QWizardPage {
                        QString defaultVal = "",
 							  std::function<int(QString)> validator = [](QString) { return 0; });
 
-		void addPathBrowse(QString displayName, QString fieldName, QString defaultVal = QDir::homePath(),
-                         QFileDialog::FileMode fileMode = QFileDialog::AnyFile);
+		void addPathBrowse(QString displayName, QString fieldName,
+		                   QString defaultVal = QDir::homePath(),
+                         QFileDialog::FileMode fileMode = QFileDialog::AnyFile,
+		                   QString fileExtensions = "");
 
 		void showValidationError(QString msg);
 };
@@ -104,14 +108,13 @@ class WizardConclusionPage: public QWizardPage {
 
 class Wizard: public QWizard {
 	Q_OBJECT
-
 	private:
-		std::function<void()> m_acceptFunc;
+		std::function<int()> m_acceptFunc;
 
 	public:
 		Wizard(QString windowTitle, QWidget *parent = 0);
 
-		void setAccept(std::function<void()> acceptFunc);
+		void setAccept(std::function<int()> acceptFunc);
 
 		void accept();
 };