From: Enar Väikene Date: Wed, 28 Sep 2011 06:23:48 +0000 (+0300) Subject: Updated tutorial to reflect latest iSdiWindow interface changes. X-Git-Url: https://vaikene.ee/gitweb/overview.html?a=commitdiff_plain;h=d45d3f8d2dad5d8150cd8e60b5126dd2ae7b422a;p=evaf Updated tutorial to reflect latest iSdiWindow interface changes. --- diff --git a/www/pswgen10.html b/www/pswgen10.html index 616e321..bef0c7b 100644 --- a/www/pswgen10.html +++ b/www/pswgen10.html @@ -115,13 +115,17 @@ Module::~ModuleQueries and stores interfaces implemented in other modules. The iGenerator interface must be implemented; the iStorage interface is optional and we can work without it.
  • Gets the main window interface iSdiWindow.
    • -
  • Creates the layout for the main window widget and adds our widgets to the layout.
    • +
  • Adds our widgets to the main window layout.
  • Connects signals on widgets to slots in this class.
  • Uses actions QAction to add keyboard shortcuts -- Enter key generates a password and Esc key quits the application.
  • Sets the mReady flag to true when all this is done.
    • +

    The main window has an empty QVBoxLayout layout and we could add our widgets directly to this layout, but for keyboard + shortcuts to work properly, we need a widget that fills the main window. We create a master widget, add it to the main window + layout and then fill the master widget with other widgets.

    + 
    bool Module::init(QString const & args)
 {
     Q_UNUSED(args);
@@ -134,12 +138,15 @@ Module::~Moduleif (!mStorage)
         EVAF_WARNING("No iStorage interface");
 
-    // Get the main window interface and fill it with widgets
+    // Get the main window interface and fill it with the widgets
     SdiWindow::iSdiWindow * win = evafQueryInterface<SdiWindow::iSdiWindow>("iSdiWindow");
     EVAF_TEST_X(win, "No iSdiWindow interface");
 
+    QWidget * masterWidget = new QWidget;
+    win->addWidget(masterWidget);
+
     QVBoxLayout * v = new QVBoxLayout;
-    win->widget()->setLayout(v);
+    masterWidget->setLayout(v);
 
     QGridLayout * g = new QGridLayout;
     v->addLayout(g);
@@ -169,7 +176,7 @@ Module::~Module}
     connect(wName, SIGNAL(textChanged(QString)), this, SLOT(textChanged(QString)));
     g->addWidget(wName, 1, 1, 1, 2);
-    win->widget()->setFocusProxy(wName);
+    masterWidget->setFocusProxy(wName);
 
     l = new QLabel(tr("&Length of the password:", VER_MODULE_NAME_STR));
     l->setAlignment(Qt::AlignRight);
@@ -207,15 +214,15 @@ Module::~Moduleconnect(wCopy, SIGNAL(clicked()), this, SLOT(copyClicked()));
     h->addWidget(wCopy);
 
-    QAction * a = new QAction(win->widget());
+    QAction * a = new QAction(masterWidget);
     a->setShortcut(Qt::Key_Return);
     connect(a, SIGNAL(triggered()), this, SLOT(generateClicked()));
-    win->widget()->addAction(a);
+    masterWidget->addAction(a);
 
-    a = new QAction(win->widget());
+    a = new QAction(masterWidget);
     a->setShortcut(Qt::Key_Escape);
     connect(a, SIGNAL(triggered()), qApp, SLOT(quit()));
-    win->widget()->addAction(a);
+    masterWidget->addAction(a);
 
     mReady = true;
 
@@ -342,8 +349,11 @@ Module::~Module::iSdiWindow * win = evafQueryInterface<SdiWindow::iSdiWindow>("iSdiWindow");
     EVAF_TEST_X(win, "No iSdiWindow interface");
 
+    QWidget * masterWidget = new QWidget;
+    win->addWidget(masterWidget);
+
     QVBoxLayout * v = new QVBoxLayout;
-    win->widget()->setLayout(v);
+    masterWidget->setLayout(v);
 
     QGridLayout * g = new QGridLayout;
     v->addLayout(g);
@@ -373,7 +383,7 @@ Module::~Module}
     connect(wName, SIGNAL(textChanged(QString)), this, SLOT(textChanged(QString)));
     g->addWidget(wName, 1, 1, 1, 2);
-    win->widget()->setFocusProxy(wName);
+    masterWidget->setFocusProxy(wName);
 
     l = new QLabel(tr("&Length of the password:", VER_MODULE_NAME_STR));
     l->setAlignment(Qt::AlignRight);
@@ -411,15 +421,15 @@ Module::~Moduleconnect(wCopy, SIGNAL(clicked()), this, SLOT(copyClicked()));
     h->addWidget(wCopy);
 
-    QAction * a = new QAction(win->widget());
+    QAction * a = new QAction(masterWidget);
     a->setShortcut(Qt::Key_Return);
     connect(a, SIGNAL(triggered()), this, SLOT(generateClicked()));
-    win->widget()->addAction(a);
+    masterWidget->addAction(a);
 
-    a = new QAction(win->widget());
+    a = new QAction(masterWidget);
     a->setShortcut(Qt::Key_Escape);
     connect(a, SIGNAL(triggered()), qApp, SLOT(quit()));
-    win->widget()->addAction(a);
+    masterWidget->addAction(a);
 
     mReady = true;