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

2 files changed, 13 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
diff --git a/include/ui/metadatadialog.h b/include/ui/metadatadialog.h
index 0ed2f17..81af9da 100644
--- a/include/ui/metadatadialog.h
+++ b/include/ui/metadatadialog.h
@@ -2,6 +2,7 @@
 #define NEWDIALOG_H
 
 #include <QDialog>
+#include <QAbstractButton>
 
 namespace Ui {
 class MetadataDialog;
@@ -15,10 +16,15 @@ public:
     explicit MetadataDialog(QWidget *parent = 0);
     ~MetadataDialog();
 
+    bool isValid() const;
     void setMetadata(const QString& title, const QString& author);
     QString title() const;
     QString author() const;
 
+private slots:
+    void on_titleEdit_textChanged();
+    void on_authorEdit_textChanged();
+
 private:
     Ui::MetadataDialog *_ui;
 };