Preps for more UI functionality

gui/basewindow.cc

@@ -90,27 +90,35 @@ void BaseMainWindow::writeInfo(std::string text) { info->info(text); }
 
 void BaseMainWindow::createMenusAndBars()
 {
+    QAction *actionNew = new QAction("New", this);
+    QIcon iconNew;
+    iconNew.addFile(QStringLiteral(":/icons/resources/new.png"));
+    actionNew->setIcon(iconNew);
+    actionNew->setShortcuts(QKeySequence::New);
+    actionNew->setStatusTip("New project file");
+    connect(actionNew, SIGNAL(triggered()), this, SLOT(new_proj()));
+
     QAction *actionOpen = new QAction("Open", this);
-    QIcon icon1;
-    icon1.addFile(QStringLiteral(":/icons/resources/open.png"));
-    actionOpen->setIcon(icon1);
+    QIcon iconOpen;
+    iconOpen.addFile(QStringLiteral(":/icons/resources/open.png"));
+    actionOpen->setIcon(iconOpen);
     actionOpen->setShortcuts(QKeySequence::Open);
-    actionOpen->setStatusTip("Open an existing JSON file");
-    connect(actionOpen, SIGNAL(triggered()), this, SLOT(open()));
+    actionOpen->setStatusTip("Open an existing project file");
+    connect(actionOpen, SIGNAL(triggered()), this, SLOT(open_proj()));
 
     QAction *actionSave = new QAction("Save", this);
-    QIcon icon2;
-    icon2.addFile(QStringLiteral(":/icons/resources/save.png"));
-    actionSave->setIcon(icon2);
+    QIcon iconSave;
+    iconSave.addFile(QStringLiteral(":/icons/resources/save.png"));
+    actionSave->setIcon(iconSave);
     actionSave->setShortcuts(QKeySequence::Save);
-    actionSave->setStatusTip("Save the ASC to disk");
-    connect(actionSave, SIGNAL(triggered()), this, SLOT(save()));
+    actionSave->setStatusTip("Save existing project to disk");
+    connect(actionSave, SIGNAL(triggered()), this, SLOT(save_proj()));
     actionSave->setEnabled(false);
 
     QAction *actionExit = new QAction("Exit", this);
-    QIcon icon3;
-    icon3.addFile(QStringLiteral(":/icons/resources/exit.png"));
-    actionExit->setIcon(icon3);
+    QIcon iconExit;
+    iconExit.addFile(QStringLiteral(":/icons/resources/exit.png"));
+    actionExit->setIcon(iconExit);
     actionExit->setShortcuts(QKeySequence::Quit);
     actionExit->setStatusTip("Exit the application");
     connect(actionExit, SIGNAL(triggered()), this, SLOT(close()));
@@ -131,12 +139,14 @@ void BaseMainWindow::createMenusAndBars()
     statusBar = new QStatusBar();
     setStatusBar(statusBar);
 
+    menu_File->addAction(actionNew);
     menu_File->addAction(actionOpen);
     menu_File->addAction(actionSave);
     menu_File->addSeparator();
     menu_File->addAction(actionExit);
     menu_Help->addAction(actionAbout);
 
+    mainToolBar->addAction(actionNew);
     mainToolBar->addAction(actionOpen);
     mainToolBar->addAction(actionSave);
 }

gui/basewindow.h

@@ -49,8 +49,9 @@ class BaseMainWindow : public QMainWindow
   protected Q_SLOTS:
     void writeInfo(std::string text);
 
-    virtual void open() = 0;
-    virtual bool save() = 0;
+    virtual void new_proj() = 0;
+    virtual void open_proj() = 0;
+    virtual bool save_proj() = 0;
 
   protected:
     Context *ctx;

gui/dummy/mainwindow.cc

@@ -41,8 +41,10 @@ void MainWindow::createMenu()
     menuBar->addAction(menu_Custom->menuAction());
 }
 
-void MainWindow::open() {}
+void MainWindow::new_proj() {}
 
-bool MainWindow::save() { return false; }
+void MainWindow::open_proj() {}
+
+bool MainWindow::save_proj() { return false; }
 
 NEXTPNR_NAMESPACE_END

gui/dummy/mainwindow.h

@@ -36,8 +36,9 @@ class MainWindow : public BaseMainWindow
     void createMenu();
 
   protected Q_SLOTS:
-    virtual void open();
-    virtual bool save();
+    virtual void new_proj();
+    virtual void open_proj();
+    virtual bool save_proj();
 };
 
 NEXTPNR_NAMESPACE_END

gui/ice40/mainwindow.cc

@@ -68,6 +68,14 @@ void MainWindow::createMenu()
     QMenu *menu_Design = new QMenu("&Design", menuBar);
     menuBar->addAction(menu_Design->menuAction());
 
+    actionLoadJSON = new QAction("Open JSON", this);
+    QIcon iconLoadJSON;
+    iconLoadJSON.addFile(QStringLiteral(":/icons/resources/open_json.png"));
+    actionLoadJSON->setIcon(iconLoadJSON);
+    actionLoadJSON->setStatusTip("Open an existing JSON file");
+    connect(actionLoadJSON, SIGNAL(triggered()), this, SLOT(open_json()));
+    actionLoadJSON->setEnabled(false);
+
     actionLoadPCF = new QAction("Open PCF", this);
     QIcon iconLoadPCF;
     iconLoadPCF.addFile(QStringLiteral(":/icons/resources/open_pcf.png"));
@@ -119,6 +127,7 @@ void MainWindow::createMenu()
     QToolBar *taskFPGABar = new QToolBar();
     addToolBar(Qt::TopToolBarArea, taskFPGABar);
 
+    taskFPGABar->addAction(actionLoadJSON);
     taskFPGABar->addAction(actionLoadPCF);
     taskFPGABar->addAction(actionPack);
     taskFPGABar->addAction(actionAssignBudget);
@@ -126,6 +135,7 @@ void MainWindow::createMenu()
     taskFPGABar->addAction(actionRoute);
     taskFPGABar->addAction(actionSaveAsc);
 
+    menu_Design->addAction(actionLoadJSON);
     menu_Design->addAction(actionLoadPCF);
     menu_Design->addAction(actionPack);
     menu_Design->addAction(actionAssignBudget);
@@ -165,9 +175,26 @@ void MainWindow::createMenu()
     taskToolBar->addAction(actionStop);
 }
 
-void MainWindow::open()
+void MainWindow::new_proj()
 {
-    QString fileName = QFileDialog::getOpenFileName(this, QString(), QString(), QString("*.json"));
+    disableActions();
+    actionLoadJSON->setEnabled(true);
+}
+
+void MainWindow::open_proj()
+{
+    QString fileName = QFileDialog::getOpenFileName(this, QString("Open Project"), QString(), QString("*.npnr"));
+    if (!fileName.isEmpty()) {
+        tabWidget->setCurrentWidget(info);
+
+        std::string fn = fileName.toStdString();
+        disableActions();
+    }
+}
+
+void MainWindow::open_json()
+{
+    QString fileName = QFileDialog::getOpenFileName(this, QString("Open JSON"), QString(), QString("*.json"));
     if (!fileName.isEmpty()) {
         tabWidget->setCurrentWidget(info);
 
@@ -190,7 +217,7 @@ void MainWindow::open_pcf()
     }
 }
 
-bool MainWindow::save() { return false; }
+bool MainWindow::save_proj() { return false; }
 
 void MainWindow::save_asc()
 {
@@ -204,6 +231,7 @@ void MainWindow::save_asc()
 
 void MainWindow::disableActions()
 {
+    actionLoadJSON->setEnabled(false);
     actionLoadPCF->setEnabled(false);
     actionPack->setEnabled(false);
     actionAssignBudget->setEnabled(false);

gui/ice40/mainwindow.h

@@ -37,9 +37,11 @@ class MainWindow : public BaseMainWindow
     void createMenu();
 
   protected Q_SLOTS:
-    virtual void open();
-    virtual bool save();
+    virtual void new_proj();
+    virtual void open_proj();
+    virtual bool save_proj();
 
+    void open_json();
     void open_pcf();
     void budget();
     void place();
@@ -61,6 +63,7 @@ class MainWindow : public BaseMainWindow
     void disableActions();
 
     TaskManager *task;
+    QAction *actionLoadJSON;
     QAction *actionLoadPCF;
     QAction *actionPack;
     QAction *actionAssignBudget;

gui/ice40/nextpnr.qrc

@@ -9,5 +9,6 @@
         <file>resources/time_add.png</file>
         <file>resources/open_pcf.png</file>
         <file>resources/save_asc.png</file>
+        <file>resources/open_json.png</file>
     </qresource>
 </RCC>