Add support for QLayout

Including qt:add & qt:find.

main.cpp

@@ -3,6 +3,7 @@
 
 #include <QtGui>
 #include <QtUiTools>
+#include <QLayout>
 #include <QOpenGLWidget>
 #include <QtMultimedia/QSoundEffect>
 #include <chicken.h>
@@ -70,6 +71,7 @@ protected:
 #define qtsound           QSoundEffect *
 #define qttextedit        QTextEdit *
 #define qtaction          QAction *
+#define qtlayout          QLayout *
 
 extern "C" {
 #include "prototypes.h"
@@ -494,6 +496,8 @@ char *qt_listwidgetitem(qtwidget w, int i) {
   return qstrdata(((QListWidget *)w)->item(i)->text());
 }
 
+void qt_addlayoutwidget(qtlayout l, qtwidget w) { l->addWidget(w); }
+
 qtsound qt_sound(char *filename) {
   QSoundEffect* sound = new QSoundEffect();
   sound->setSource(QUrl::fromLocalFile(filename));

prototypes.h

@@ -56,6 +56,7 @@ void qt_addcomboboxitem(qtwidget w, char *s);
 void qt_addlistwidgetitem(qtwidget w, char *s);
 void qt_addtreewidgetitem(qtwidget w, char *s);
 char *qt_listwidgetitem(qtwidget w, int i);
+void qt_addlayoutwidget(qtlayout l, qtwidget w);
 char *qt_getexistingdirectory(qtwidget p, char *cap, char *dir, int opts);
 char *qt_getopenfilename(qtwidget p, char *cap, char *dir, char *filter, int opts);
 char *qt_getsavefilename(qtwidget p, char *cap, char *dir, char *filter, int opts);

qt-light.scm

@@ -33,7 +33,7 @@
 
 
 (define <qt>
-  (% (current-root-object) 
+  (% (current-root-object)
      (class '<qt>)
      (pointer #f)
      (print (lambda (self #!optional (port (current-output-port)))
@@ -49,9 +49,11 @@
 (define <qt-timer> (% <qt-object> (class 'qt-timer)))
 (define <qt-text-edit> (% <qt-widget> (class 'qt-text-edit)))
 (define <qt-action> (% <qt-object> (class 'qt-action)))
+(define <qt-layout> (% <qt-object> (class 'qt-layout)))
 
 (define (qt:->pointer i) (and i (? i pointer)))
 (define (qt:pointer->widget p) (and p (% <qt-widget> (pointer p))))
+(define (qt:pointer->layout p) (and p (% <qt-layout> (pointer p))))
 (define (qt:pointer->object p) (and p (% <qt-object> (pointer p))))
 (define (qt:pointer->timer p) (and p (% <qt-timer> (pointer p))))
 (define (qt:pointer->application p) (and p (% <qt-application> (pointer p))))
@@ -68,6 +70,7 @@
 (bind-type qtapplication c-pointer qt:->pointer qt:pointer->application)
 (bind-type qtpixmap c-pointer qt:->pointer qt:pointer->pixmap)
 (bind-type qticon c-pointer qt:->pointer qt:pointer->icon)
+(bind-type qtlayout c-pointer qt:->pointer qt:pointer->layout)
 (bind-type qtobject c-pointer qt:->pointer qt:pointer->object)
 (bind-type qttimer c-pointer qt:->pointer qt:pointer->timer)
 (bind-type qtreceiver c-pointer qt:->pointer qt:pointer->receiver)
@@ -118,6 +121,8 @@ extern "C" {
                    (qt:pointer->widget (qt:->pointer result)))
                   ((qt:inherits result "QAction")
                    (qt:pointer->action (qt:->pointer result)))
+                  ((qt:inherits result "QLayout")
+                   (qt:pointer->layout (qt:->pointer result)))
                   (#t
                    result))
             result)))))
@@ -215,6 +220,7 @@ extern "C" {
   (cond ((qt:inherits w "QComboBox") (qt:addcomboboxitem w x))
 	((qt:inherits w "QListWidget") (qt:addlistwidgetitem w x))
 	((qt:inherits w "QTreeWidget") (qt:addtreewidgetitem w x))
+    ((qt:inherits w "QLayout") (qt:addlayoutwidget w x))
 	(else (error 'qt:add "invalid widget" w x)) ) )
 
 (define (qt:item w i) (and (positive? i) (qt:listwidgetitem w i)))