Improve simpleprojectwizard

- add Qt modules
- add support for cmake build-system

Change-Id: I80ea5ef78bbffedf8f2c140365ee31718e7ee4a4
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>

src/plugins/qmakeprojectmanager/wizards/simpleprojectwizard.cpp

@@ -32,6 +32,7 @@
 #include <coreplugin/basefilewizard.h>
 #include <coreplugin/icore.h>
 
+#include <cmakeprojectmanager/cmakeprojectconstants.h>
 #include <projectexplorer/projectexplorerconstants.h>
 #include <projectexplorer/customwizard/customwizard.h>
 #include <projectexplorer/selectablefilesmodel.h>
@@ -43,9 +44,11 @@
 #include <utils/wizard.h>
 
 #include <QApplication>
+#include <QComboBox>
 #include <QDebug>
 #include <QDir>
 #include <QFileInfo>
+#include <QLineEdit>
 #include <QPainter>
 #include <QPixmap>
 #include <QStyle>
@@ -72,10 +75,14 @@ public:
     void cleanupPage() override { m_filesWidget->cancelParsing(); }
     FilePaths selectedFiles() const { return m_filesWidget->selectedFiles(); }
     FilePaths selectedPaths() const { return m_filesWidget->selectedPaths(); }
+    QString qtModules() const { return m_qtModules; }
+    QString buildSystem() const { return m_buildSystem; }
 
 private:
     SimpleProjectWizardDialog *m_simpleProjectWizardDialog;
     SelectableFilesWidget *m_filesWidget;
+    QString m_qtModules;
+    QString m_buildSystem;
 };
 
 FilesSelectionWizardPage::FilesSelectionWizardPage(SimpleProjectWizardDialog *simpleProjectWizard)
@@ -83,6 +90,31 @@ FilesSelectionWizardPage::FilesSelectionWizardPage(SimpleProjectWizardDialog *si
       m_filesWidget(new SelectableFilesWidget(this))
 {
     auto layout = new QVBoxLayout(this);
+    {
+        auto hlayout = new QHBoxLayout;
+        hlayout->addWidget(new QLabel("Qt modules", this));
+        auto lineEdit = new QLineEdit("core gui widgets", this);
+        connect(lineEdit, &QLineEdit::editingFinished, this, [this, lineEdit]{
+            m_qtModules = lineEdit->text();
+        });
+        m_qtModules = lineEdit->text();
+        hlayout->addWidget(lineEdit);
+        layout->addLayout(hlayout);
+    }
+
+    {
+        auto hlayout = new QHBoxLayout;
+        hlayout->addWidget(new QLabel("Build system", this));
+        auto comboBox = new QComboBox(this);
+        connect(comboBox, &QComboBox::currentTextChanged, this, [this](const QString &bs){
+            m_buildSystem = bs;
+        });
+        comboBox->addItems(QStringList() << "qmake" << "cmake");
+        comboBox->setEditable(false);
+        comboBox->setCurrentText("qmake");
+        hlayout->addWidget(comboBox);
+        layout->addLayout(hlayout);
+    }
 
     layout->addWidget(m_filesWidget);
     m_filesWidget->setBaseDirEditable(false);
@@ -119,6 +151,8 @@ public:
     void setPath(const QString &path) { m_firstPage->setPath(path); }
     FilePaths selectedFiles() const { return m_secondPage->selectedFiles(); }
     FilePaths selectedPaths() const { return m_secondPage->selectedPaths(); }
+    QString qtModules() const { return m_secondPage->qtModules(); }
+    QString buildSystem() const { return m_secondPage->buildSystem(); }
     QString projectName() const { return m_firstPage->fileName(); }
 
     FileWizardPage *m_firstPage;
@@ -133,14 +167,15 @@ void FilesSelectionWizardPage::initializePage()
 
 SimpleProjectWizard::SimpleProjectWizard()
 {
-    setSupportedProjectTypes({Constants::QMAKEPROJECT_ID});
+    setSupportedProjectTypes({QmakeProjectManager::Constants::QMAKEPROJECT_ID,
+                              CMakeProjectManager::Constants::CMAKEPROJECT_ID});
     setIcon(QIcon(QLatin1String(":/qmakeprojectmanager/images/qmakeprojectmanager.png")));
-    setDisplayName(tr("Import as qmake Project (Limited Functionality)"));
+    setDisplayName(tr("Import as qmake or cmake Project (Limited Functionality)"));
     setId("Z.DummyProFile");
     setDescription(tr("Imports existing projects that do not use qmake, CMake or Autotools.<p>"
-                      "This creates a qmake .pro file that allows you to use %1 as a code editor "
+                      "This creates a project file that allows you to use %1 as a code editor "
                       "and as a launcher for debugging and analyzing tools. "
-                      "If you want to build the project, you might need to edit the generated .pro file.")
+                      "If you want to build the project, you might need to edit the generated project file.")
                    .arg(Core::Constants::IDE_DISPLAY_NAME));
     setCategory(ProjectExplorer::Constants::IMPORT_WIZARD_CATEGORY);
     setDisplayCategory(ProjectExplorer::Constants::IMPORT_WIZARD_CATEGORY_DISPLAY);
@@ -159,12 +194,10 @@ BaseFileWizard *SimpleProjectWizard::create(QWidget *parent,
     return wizard;
 }
 
-GeneratedFiles SimpleProjectWizard::generateFiles(const QWizard *w,
+GeneratedFiles generateQmakeFiles(const SimpleProjectWizardDialog *wizard,
-                                                  QString *errorMessage) const
+                                  QString *errorMessage)
 {
     Q_UNUSED(errorMessage)
-
-    auto wizard = qobject_cast<const SimpleProjectWizardDialog *>(w);
     const QString projectPath = wizard->path();
     const QDir dir(projectPath);
     const QString projectName = wizard->projectName();
@@ -209,6 +242,7 @@ GeneratedFiles SimpleProjectWizard::generateFiles(const QWizard *w,
         + " This file was created for editing the project sources only.\n"
         "# You may attempt to use it for building too, by modifying this file here.\n\n"
         "#TARGET = " + projectName + "\n\n"
+        "QT = " + wizard->qtModules()  + "\n\n"
         + proHeaders + "\n\n"
         + proSources + "\n\n"
         + proIncludes + "\n\n"
@@ -218,6 +252,102 @@ GeneratedFiles SimpleProjectWizard::generateFiles(const QWizard *w,
     return GeneratedFiles{generatedProFile};
 }
 
+GeneratedFiles generateCmakeFiles(const SimpleProjectWizardDialog *wizard,
+                                  QString *errorMessage)
+{
+    Q_UNUSED(errorMessage)
+    const QString projectPath = wizard->path();
+    const QDir dir(projectPath);
+    const QString projectName = wizard->projectName();
+    const QString projectFileName = QFileInfo(dir, "CMakeLists.txt").absoluteFilePath();
+    const QStringList paths = Utils::transform(wizard->selectedPaths(), &FilePath::toString);
+
+    MimeType headerType = Utils::mimeTypeForName("text/x-chdr");
+
+    QStringList nameFilters = headerType.globPatterns();
+
+    QString includes = "include_directories(\n";
+    bool haveIncludes = false;
+    for (const QString &path : paths) {
+        QFileInfo fileInfo(path);
+        QDir thisDir(fileInfo.absoluteFilePath());
+        if (!thisDir.entryList(nameFilters, QDir::Files).isEmpty()) {
+            QString relative = dir.relativeFilePath(path);
+            if (!relative.isEmpty()) {
+                includes.append("    " + relative + "\n");
+                haveIncludes = true;
+            }
+        }
+    }
+    if (haveIncludes)
+        includes += ")";
+    else
+        includes.clear();
+
+    QString srcs = "set (SRCS\n";
+    for (const FilePath &fileName : wizard->selectedFiles())
+        srcs += "    " + dir.relativeFilePath(fileName.toString()) + "\n";
+    srcs += ")\n";
+
+    QString components = "find_package(Qt5 COMPONENTS";
+    QString libs = "target_link_libraries(${CMAKE_PROJECT_NAME} PRIVATE";
+    bool haveQtModules = false;
+    for (QString c : wizard->qtModules().split(' ')) {
+        if (c.isEmpty())
+            continue;
+        c[0] = c[0].toUpper();
+        libs += " Qt5::" + c;
+        components += " " + c;
+        haveQtModules = true;
+    }
+    if (haveQtModules) {
+        libs += ")\n";
+        components += " REQUIRED)";
+    } else {
+        libs.clear();
+        components.clear();
+    }
+
+
+    GeneratedFile generatedProFile(projectFileName);
+    generatedProFile.setAttributes(Core::GeneratedFile::OpenProjectAttribute);
+    generatedProFile.setContents(
+        "# Created by and for " + QLatin1String(Core::Constants::IDE_DISPLAY_NAME)
+        + " This file was created for editing the project sources only.\n"
+          "# You may attempt to use it for building too, by modifying this file here.\n\n"
+          "cmake_minimum_required(VERSION 3.5)\n"
+          "project("+ projectName +")\n\n"
+          "set(CMAKE_INCLUDE_CURRENT_DIR ON)\n"
+          "set(CMAKE_AUTOUIC ON)\n"
+          "set(CMAKE_AUTOMOC ON)\n"
+          "set(CMAKE_AUTORCC ON)\n"
+          "set(CMAKE_CXX_STANDARD 11)\n"
+          "set(CMAKE_CXX_STANDARD_REQUIRED ON)\n"
+          + components + "\n\n"
+          + includes + "\n\n"
+          + srcs + "\n\n"
+          "add_executable(${CMAKE_PROJECT_NAME} ${SRCS})\n\n"
+          + libs
+        );
+    return GeneratedFiles{generatedProFile};
+}
+
+GeneratedFiles SimpleProjectWizard::generateFiles(const QWizard *w,
+                                                  QString *errorMessage) const
+{
+    Q_UNUSED(errorMessage)
+
+    auto wizard = qobject_cast<const SimpleProjectWizardDialog *>(w);
+    if (wizard->buildSystem() == "qmake")
+        return generateQmakeFiles(wizard, errorMessage);
+    else if (wizard->buildSystem() == "cmake")
+        return generateCmakeFiles(wizard, errorMessage);
+
+    if (errorMessage)
+        *errorMessage = tr("Unknown build system \"%1\"").arg(wizard->buildSystem());
+    return {};
+}
+
 bool SimpleProjectWizard::postGenerateFiles(const QWizard *w, const GeneratedFiles &l,
                                              QString *errorMessage) const
 {