Implement basic ui

Changes:

 - Clean up code to use Qt coding style
 - Add comments to some methods
 - Add debugtools to have debug_msg() and debug_err() macros
 - New Serializer class header to save / load data
 - MetadataDialog: check validity of metadata
 - MainWindow: initial code for `tool' buttons to edit the structogram
 - MainWindow: open / save dialog

1 files changed, 7 insertions, 1 deletions

diff --git a/include/ui/mainwindow.h b/include/ui/mainwindow.h
index 0beb4a2..3061440 100644
--- a/include/ui/mainwindow.h
+++ b/include/ui/mainwindow.h
@@ -19,13 +19,19 @@ public:
 
 private slots:
     void on_newButton_clicked();
+    void on_openButton_clicked();
+    void on_saveButton_clicked();
+
+    void on_refreshButton_clicked();
     void on_metadataButton_clicked();
+    void on_newStatementButton_clicked();
 
 private:
     Ui::MainWindow *_ui;
     samb::Structogram *_structogram;
 
-    void initData();
+    bool askSaveDialog();
+    void toolButtonsEnabled(bool state);
 };
 
 #endif // MAINWINDOW_H