From: Dmitry Kalyanov <Kalyanov.Dmitry@gmail.com>
Date: Wed, 25 Feb 2009 19:37:04 +0000 (+0300)
Subject: Test of tree-view-model subclassing and interface implementation
X-Git-Url: http://repo.macrolet.net/gitweb/?a=commitdiff_plain;h=a6ac47ec408696617771709ba5ce915167ab388d;p=cl-gtk2.git

Test of tree-view-model subclassing and interface implementation
---

diff --git a/subtest.lisp b/subtest.lisp
new file mode 100644
index 0000000..8cc4828
--- /dev/null
+++ b/subtest.lisp
@@ -0,0 +1,226 @@
+(gobject:define-g-flags "GtkTreeModelFlags" tree-model-flags (:type-initializer "gtk_tree_model_flags_get_type")
+  (:iters-persist 1) (:list-only 2))
+
+(cffi:defcstruct tree-iter
+  (stamp :int)
+  (user-data :pointer)
+  (user-data-2 :pointer)
+  (user-data-3 :pointer))
+
+(defun tree-iter-stamp (i) (cffi:foreign-slot-value (gobject::pointer i) 'tree-iter 'stamp))
+(defun tree-iter-set-stamp (value i) (setf (cffi:foreign-slot-value (gobject::pointer i) 'tree-iter 'stamp) value))
+(defun tree-iter-user-data (i) (cffi:pointer-address (cffi:foreign-slot-value (gobject::pointer i) 'tree-iter 'user-data)))
+(defun tree-iter-set-user-data (value i) (setf (cffi:foreign-slot-value (gobject::pointer i) 'tree-iter 'user-data) (cffi:make-pointer value)))
+
+(defun tree-iter-alloc () (glib::g-malloc (cffi:foreign-type-size 'tree-iter)))
+(defun tree-iter-free (v) (glib::g-free v))
+
+(gobject::define-g-boxed-ref "GtkTreeIter" tree-iter
+  (:slots (stamp :reader tree-iter-stamp :writer tree-iter-set-stamp)
+          (user-data :reader tree-iter-user-data :writer tree-iter-set-user-data))
+  (:alloc-function tree-iter-alloc)
+  (:free-function tree-iter-free))
+
+(cffi:defcfun (%gtk-tree-path-get-depth "gtk_tree_path_get_depth") :int
+  (path tree-path))
+
+(cffi:defcfun (%gtk-tree-path-get-indices "gtk_tree_path_get_indices") (:pointer :int)
+  (path tree-path))
+
+(cffi:defcfun (%gtk-tree-path-new "gtk_tree_path_new") :pointer)
+
+(cffi:defcfun (%gtk-tree-path-append-index "gtk_tree_path_append_index") :void
+  (path :pointer)
+  (index :int))
+
+(defun tree-path-indices (path)
+  (let ((n (%gtk-tree-path-get-depth path))
+        (indices (%gtk-tree-path-get-indices path)))
+    (loop
+       for i from 0 below n
+       collect (cffi:mem-aref indices :int i))))
+
+(defun tree-path-get-indices (path)
+  (setf path (gobject::pointer path))
+  (let ((n (%gtk-tree-path-get-depth path))
+        (indices (%gtk-tree-path-get-indices path)))
+    (loop
+       for i from 0 below n
+       collect (cffi:mem-aref indices :int i))))
+
+(defun tree-path-set-indices (indices path)
+  (setf path (gobject::pointer path))
+  (loop 
+     repeat (%gtk-tree-path-get-depth path)
+     do (cffi:foreign-funcall "gtk_tree_path_up" :pointer path :boolean))
+  (loop
+     for index in indices
+     do(cffi:foreign-funcall "gtk_tree_path_append_index" :pointer path :int index :void)))
+
+(cffi:defcfun gtk-tree-path-new :pointer)
+(cffi:defcfun gtk-tree-path-free :void (path :pointer))
+
+(gobject::define-g-boxed-ref "GtkTreePath" tree-path
+  (:alloc-function gtk-tree-path-new)
+  (:free-function gtk-tree-path-free)
+  (:slots (indices :reader tree-path-get-indices :writer tree-path-set-indices)))
+
+(cffi:defctype tree-path :pointer)
+
+(gobject::define-vtable ("GtkTreeModel" c-gtk-tree-model)
+  (:skip parent-instance gobject::g-type-interface)
+  ;;some signals
+  (:skip tree-model-row-changed :pointer)
+  (:skip tree-model-row-inserted :pointer)
+  (:skip tree-model-row-has-child-toggled :pointer)
+  (:skip tree-model-row-deleted :pointer)
+  (:skip tree-model-rows-reordered :pointer)
+  ;;methods
+  (tree-model-get-flags tree-model-get-flags-cb tree-model-flags (tree-model gobject:g-object))
+  (tree-model-get-n-columns tree-model-get-n-columns-cb :int (tree-model gobject:g-object))
+  (tree-model-get-column-type tree-model-get-column-type-cb gobject::g-type (tree-model gobject:g-object) (index :int))
+  (tree-model-get-iter tree-model-get-iter-cb :boolean (tree-model gobject:g-object) (iter (:pointer tree-iter)) (path tree-path))
+  (tree-model-get-path tree-model-get-path-cb tree-path (tree-model gobject:g-object) (iter (:pointer tree-iter)))
+  (tree-model-get-value tree-model-get-value-cb :void (tree-model gobject:g-object) (iter (:pointer tree-iter)) (n :int) (value (:pointer gobject::g-value)))
+  (tree-model-iter-next tree-model-iter-next-cb :boolean (tree-model gobject:g-object) (iter (:pointer tree-iter)))
+  (tree-model-iter-children tree-model-iter-children-cb :boolean (tree-model gobject:g-object) (iter (:pointer tree-iter)) (parent (:pointer tree-iter)))
+  (tree-model-iter-has-child tree-model-iter-has-child-cb :boolean (tree-model gobject:g-object) (iter (:pointer tree-iter)))
+  (tree-model-iter-n-children tree-model-iter-n-children-cb :int (tree-model gobject:g-object) (iter (:pointer tree-iter)))
+  (tree-model-iter-nth-child tree-model-iter-nth-child-cb :boolean (tree-model gobject:g-object) (iter (:pointer tree-iter)) (parent (:pointer tree-iter)) (n :int))
+  (tree-model-iter-parent tree-model-iter-parent-cb :boolean (tree-model gobject:g-object) (iter (:pointer tree-iter)) (child (:pointer tree-iter)))
+  (tree-model-ref-node tree-model-ref-node-cb :void (tree-model gobject:g-object) (iter (:pointer tree-iter)))
+  (tree-model-unref-node tree-model-unref-node-cb :void (tree-model gobject:g-object) (iter (:pointer tree-iter))))
+
+(defclass array-list-store (gobject:g-object gtk:tree-model)
+  ((items :initform (make-array 0 :adjustable t :fill-pointer t) :reader store-items)
+   (columns-getters :initform (make-array 0 :adjustable t :fill-pointer t) :reader store-getters)
+   (columns-types :initform (make-array 0 :adjustable t :fill-pointer t) :reader store-types)))
+
+(gobject::register-object-type-implementation "LispArrayListStore" array-list-store "GObject" ("GtkTreeModel") nil)
+
+(defun store-add-item (store item)
+  (vector-push-extend item (store-items store))
+  (gobject:using* ((path (make-instance 'tree-path))
+                   (iter (make-instance 'tree-iter)))
+    (setf (indices path) (list (1- (length (store-items store)))))
+    (setf (stamp iter) 0 (user-data iter) (1- (length (store-items store))))
+    (gobject::emit-signal store "row-inserted" path iter)))
+
+(defun store-add-column (store type getter)
+  (vector-push-extend (gobject::ensure-g-type type) (store-types store))
+  (vector-push-extend getter (store-getters store))
+  (1- (length (store-types store))))
+
+(defmethod tree-model-get-flags ((model array-list-store))
+  '(:list-only))
+
+(defmethod tree-model-get-n-columns ((model array-list-store))
+  (length (store-types model)))
+
+(defmethod tree-model-get-column-type ((tree-model array-list-store) index)
+  (aref (store-types tree-model) index))
+
+(defmethod tree-model-get-iter ((model array-list-store) iter path)
+  (let ((indices (tree-path-indices path)))
+    (when (= 1 (length indices))
+      (cffi:with-foreign-slots ((stamp user-data user-data-2 user-data-3) iter tree-iter)
+        (setf stamp 0 user-data (cffi:make-pointer (first indices)) user-data-2 (cffi:null-pointer) user-data-3 (cffi:null-pointer)))
+      t)))
+
+(defmethod tree-model-ref-node ((model array-list-store) iter))
+(defmethod tree-model-unref-node ((model array-list-store) iter))
+
+(defmethod tree-model-iter-next ((model array-list-store) iter)
+  (cffi:with-foreign-slots ((stamp user-data) iter tree-iter)
+    (let ((n (cffi:pointer-address user-data)))
+      (when (< n (1- (length (store-items model))))
+        (setf user-data (cffi:make-pointer (1+ n)))
+        t))))
+
+(defmethod tree-model-iter-nth-child ((model array-list-store) iter parent n)
+  (cffi:with-foreign-slots ((stamp user-data user-data-2 user-data-3) iter tree-iter)
+    (setf stamp 0 user-data (cffi:make-pointer n) user-data-2 (cffi:null-pointer) user-data-3 (cffi:null-pointer)))
+  t)
+
+(defmethod tree-model-iter-n-children ((model array-list-store) iter)
+  (if (cffi:null-pointer-p iter)
+      (length (store-items model))
+      0))
+
+(defmethod tree-model-get-path ((model array-list-store) iter)
+  (let ((path (%gtk-tree-path-new)))
+    (%gtk-tree-path-append-index path (cffi:pointer-address (cffi:foreign-slot-value iter 'tree-iter 'user-data)))
+    path))
+
+(defmethod tree-model-iter-has-child ((model array-list-store) iter)
+  nil)
+
+(defmethod tree-model-get-value ((model array-list-store) iter n value)
+  (let ((n-row (cffi:pointer-address (cffi:foreign-slot-value iter 'tree-iter 'user-data))))
+    (gobject::set-g-value value
+                          (funcall (aref (store-getters model) n) 
+                                   (aref (store-items model) n-row))
+                          (aref (store-types model) n))))
+
+(cffi:defcfun (%gtk-tree-view-append-column "gtk_tree_view_append_column") :int
+  (tree-view (gobject:g-object gtk:tree-view))
+  (column (gobject:g-object gtk:tree-view-column)))
+
+(cffi:defcfun (%gtk-tree-view-column-pack-start "gtk_tree_view_column_pack_start") :void
+  (tree-column (gobject:g-object gtk:tree-view-column))
+  (cell (gobject:g-object gtk:cell-renderer))
+  (expand :boolean))
+
+(cffi:defcfun (%gtk-tree-view-column-add-attribute "gtk_tree_view_column_add_attribute") :void
+  (tree-column (gobject:g-object gtk:tree-view-column))
+  (cell-renderer (gobject:g-object gtk:cell-renderer))
+  (attribute :string)
+  (column-number :int))
+
+(defstruct item title value)
+
+(defun test-treeview ()
+  (let* ((window (make-instance 'gtk:gtk-window :type :toplevel :title "Treeview"))
+         (model (make-instance 'array-list-store))
+         (scroll (make-instance 'gtk:scrolled-window :hscrollbar-policy :automatic :vscrollbar-policy :automatic))
+         (tv (make-instance 'gtk:tree-view :headers-visible t :width-request 100 :height-request 400))
+         (h-box (make-instance 'gtk:h-box))
+         (v-box (make-instance 'gtk:v-box))
+         (title-entry (make-instance 'gtk:entry))
+         (value-entry (make-instance 'gtk:entry))
+         (button (make-instance 'gtk:button :label "Add")))
+    (store-add-column model "gchararray" #'item-title)
+    (store-add-column model "gint" #'item-value)
+    (store-add-item model (make-item :title "Monday" :value 1))
+    (store-add-item model (make-item :title "Tuesday" :value 2))
+    (store-add-item model (make-item :title "Wednesday" :value 3))
+    (store-add-item model (make-item :title "Thursday" :value 4))
+    (store-add-item model (make-item :title "Friday" :value 5))
+    (store-add-item model (make-item :title "Saturday" :value 6))
+    (store-add-item model (make-item :title "Sunday" :value 7))
+    (setf (gtk:tree-view-model tv) model)
+    (gobject:g-signal-connect window "destroy" (lambda (w) (gobject:release w) (gtk:gtk-main-quit)))
+    (gobject:g-signal-connect button "clicked" (lambda (b) (gobject:release b) (store-add-item model (make-item :title (gtk:entry-text title-entry)
+                                                                                                                :value (parse-integer (gtk:entry-text value-entry) 
+                                                                                                                                      :junk-allowed t)))
+                                                       #+nil(setf (gtk:tree-view-model tv) nil)
+                                                       #+nil(setf (gtk:tree-view-model tv) model)))
+    (gtk:container-add window v-box)
+    (gtk:box-pack-start v-box h-box :expand nil)
+    (gtk:box-pack-start h-box title-entry :expand nil)
+    (gtk:box-pack-start h-box value-entry :expand nil)
+    (gtk:box-pack-start h-box button :expand nil)
+    (gtk:box-pack-start v-box scroll)
+    (gtk:container-add scroll tv)
+    (let ((column (make-instance 'gtk:tree-view-column :title "Title"))
+          (renderer (make-instance 'gtk:cell-renderer-text :text "A text")))
+      (%gtk-tree-view-column-pack-start column renderer t)
+      (%gtk-tree-view-column-add-attribute column renderer "text" 0)
+      (%gtk-tree-view-append-column tv column))
+    (let ((column (make-instance 'gtk:tree-view-column :title "Value"))
+          (renderer (make-instance 'gtk:cell-renderer-text :text "A text")))
+      (%gtk-tree-view-column-pack-start column renderer t)
+      (%gtk-tree-view-column-add-attribute column renderer "text" 1)
+      (%gtk-tree-view-append-column tv column))
+    (gtk:gtk-widget-show-all window)
+    (gtk:gtk-main)))
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