gtk/gtk.demo.lisp

   1 (defpackage :gtk-demo
   2   (:use :cl :gtk :gdk :gobject :iter)
   3   (:export #:demo))
   4
   5 (in-package :gtk-demo)
   6
   7 (defparameter *src-location* (asdf:component-pathname (asdf:find-system :cl-gtk2-gtk)))
   8
   9 (defclass link-text-tag (text-tag)
  10   ()
  11   (:metaclass gobject-class))
  12
  13 (defun make-link-fn-tag (buffer fn)
  14   (let ((tag (make-instance 'link-text-tag :foreground "blue" :underline :single)))
  15     (text-tag-table-add (text-buffer-tag-table buffer) tag)
  16     (connect-signal tag "event"
  17                     (lambda (tag object event it)
  18                       (declare (ignore tag object it))
  19                       (when (and (eq (event-type event) :button-release)
  20                                  (eq (event-button-button event) 1))
  21                         (when fn
  22                           (funcall fn)))))
  23     tag))
  24
  25 (defun get-page (name)
  26   (or (get name 'demo-page)
  27       (get 'page-404 'demo-page)))
  28
  29 (defun (setf get-page) (page name)
  30   (setf (get name 'demo-page) page))
  31
  32 (defmacro def-demo-page ((name &key (index 'index)) &body body)
  33   `(setf (get-page ',name)
  34          '(,@(when index (list `(:p (:link "To main" ,index))))
  35            ,@body)))
  36
  37 (def-demo-page (page-404)
  38   (:p "Non-existent page"))
  39
  40 (def-demo-page (index :index nil)
  41   (:p (:b "cl-gtk2 demonstration"))
  42   (:p "")
  43   (:p "This demo application is a demonstration of what cl-gtk2 can do. You can click on any of blue underlined links to invoke the demonstration.")
  44   (:p "")
  45   (:p "You may try these demos:")
  46   (:ol (:fn "Demonstrates usage of tree store" test-tree-store)
  47        (:fn "Simple test of packing widgets into GtkTable"
  48             table-packing)
  49        (:fn "Test of GtkStatusbar" test-statusbar)
  50        (:fn "Not working example of GtkEntryCompletion"
  51             test-entry-completion)
  52        (:fn "Simple test of non-GObject subclass of GtkWindow"
  53             test-custom-window)
  54        (:fn "Testing progress-bar" test-progress-bar)
  55        (:fn "Simple test of GtkAssistant wizard" test-assistant)
  56        (:fn "Using GtkImage with stock icon" test-image)
  57        (:fn "Test of GtkCalendar" test-calendar)
  58        (:fn "Test of GtkBuilder" test-builder)
  59        (:fn "Test of GtkColorButton" test-color-button)
  60        (:fn "Test of UI Markup" test-ui-markup)
  61        (:fn "Test of scale button with icons" test-scale-button)
  62        (:fn "Testing GtkComboBox" test-combo-box)
  63        (:fn "Advanced demo: show s-expression tree structure"
  64             demo-treeview-tree)
  65        (:fn "Test of child-property usage" test-box-child-property)
  66        (:fn "Demonstrates usage of list store" test-list-store)
  67        (:fn "Test various gdk primitives" test-gdk)
  68        (:fn "Test GtkNotebook" test-notebook)
  69        (:fn "More advanced example: text editor with ability to evaluate lisp expressions"
  70             demo-text-editor)
  71        (:fn "(not completed)" test-pixbuf)
  72        (:fn "Testing GtkTextEntry" test-entry)
  73        (:fn "Test of treeview with CL-GTK2-GTK:ARRAY-LIST-STORE"
  74             test-treeview-list)
  75        (:fn "Test of GtkFileChooser" test-file-chooser)
  76        (:fn "Test of GtkColorSelection" test-color-selection)
  77        (:fn "Test of GtkTextView" test-text-view)
  78        (:fn "A simple test of 'on-expose' event" test)
  79        (:fn "Show slots of a given class" demo-class-browser)
  80        (:fn "Testing GtkUIManager" test-ui-manager)
  81        (:fn "GtkFontChooser" test-font-chooser)))
  82
  83 (defun clear-text-tag-table (table)
  84   (let (tags)
  85     (text-tag-table-foreach table
  86                             (lambda (tag)
  87                               (push tag tags)))
  88     (iter (for tag in tags)
  89           (text-tag-table-remove table tag))))
  90
  91 (defun fill-demo-text-buffer (buffer text-view &optional (page 'index))
  92   (declare (ignorable text-view))
  93   (clear-text-tag-table (text-buffer-tag-table buffer))
  94   (setf (text-buffer-text buffer) "")
  95   (text-tag-table-add (text-buffer-tag-table buffer) (make-instance 'text-tag :name "bold" :weight 700))
  96   (labels ((insert-text (text)
  97              (text-buffer-insert buffer text))
  98            (insert-link (text fn)
  99              (let ((offset (text-iter-offset (text-buffer-get-end-iter buffer))))
 100                (text-buffer-insert buffer text)
 101                (text-buffer-apply-tag buffer (make-link-fn-tag buffer fn)
 102                                       (text-buffer-get-iter-at-offset buffer offset)
 103                                       (text-buffer-get-end-iter buffer))))
 104            (insert-newline ()
 105              (text-buffer-insert buffer (format nil "~%")))
 106            (process-paragraph (node)
 107              (map nil #'process (rest node))
 108              (insert-newline))
 109            (process-link (node)
 110              (insert-link (second node) (lambda () (fill-demo-text-buffer buffer text-view (third node)))))
 111            (process-fn (node)
 112              (insert-link (second node) (third node)))
 113            (process-ul (node)
 114              (iter (for n in (rest node))
 115                    (for i from 1)
 116                    (insert-text "* ")
 117                    (process n)
 118                    (insert-newline)))
 119            (process-ol (node)
 120              (iter (for n in (rest node))
 121                    (for i from 1)
 122                    (insert-text (format nil "~A. " i))
 123                    (process n)
 124                    (insert-newline)))
 125            (process-bold (node)
 126              (let ((offset (text-iter-offset (text-buffer-get-end-iter buffer))))
 127                (map nil #'process (rest node))
 128                (text-buffer-apply-tag buffer "bold" (text-buffer-get-iter-at-offset buffer offset) (text-buffer-get-end-iter buffer))))
 129            (process (node)
 130              (cond
 131                ((stringp node) (insert-text node))
 132                ((and (listp node) (eq (car node) :p)) (process-paragraph node))
 133                ((and (listp node) (eq (car node) :link)) (process-link node))
 134                ((and (listp node) (eq (car node) :fn)) (process-fn node))
 135                ((and (listp node) (eq (car node) :ul)) (process-ul node))
 136                ((and (listp node) (eq (car node) :ol)) (process-ol node))
 137                ((and (listp node) (eq (car node) :b)) (process-bold node))
 138                ((listp node) (map nil #'process node))
 139                (t (error "Do not know how to proceed")))))
 140     (process (get-page page))))
 141
 142 (defun make-demo-text-buffer (text-view)
 143   (let ((buffer (make-instance 'text-buffer)))
 144     (fill-demo-text-buffer buffer text-view)
 145     buffer))
 146
 147 (defvar *active-tag* nil)
 148
 149 (defun tv-motion-notify (tv event)
 150   (multiple-value-bind (x y)
 151       (text-view-window-to-buffer-coords tv :text
 152                                          (round (event-motion-x event)) (round (event-motion-y event)))
 153     (let ((it (text-view-get-iter-at-location tv x y)))
 154       (if it
 155           (let ((tags (text-iter-tags it)))
 156             (if tags
 157                 (loop
 158                    for tag in tags
 159                    when (typep tag 'link-text-tag)
 160                    do (progn
 161                         (when *active-tag*
 162                           (setf (text-tag-foreground *active-tag*) "blue"
 163                                 *active-tag* nil))
 164                         (setf (gdk-window-cursor (text-view-get-window tv :text))
 165                               (cursor-new-for-display (drawable-display (text-view-get-window tv :text))
 166                                                       :hand2)
 167                               *active-tag* tag
 168                               (text-tag-foreground *active-tag*) "red")))
 169                 (progn
 170                   (setf (gdk-window-cursor (text-view-get-window tv :text)) nil)
 171                   (when *active-tag*
 172                     (setf (text-tag-foreground *active-tag*) "blue"
 173                           *active-tag* nil)))))
 174           (progn
 175             (setf (gdk-window-cursor (text-view-get-window tv :text)) nil)
 176             (when *active-tag*
 177               (setf (text-tag-foreground *active-tag*) "blue"
 178                     *active-tag* nil)))))))
 179
 180 (defun make-demo-text-view ()
 181   (let ((tv (make-instance 'text-view :editable nil :cursor-visible nil :wrap-mode :word :pixels-below-lines 1 :left-margin 5 :right-margin 5)))
 182     (setf (text-view-buffer tv)
 183           (make-demo-text-buffer tv))
 184     (connect-signal tv "motion-notify-event" #'tv-motion-notify)
 185     tv))
 186
 187 (defun demo ()
 188   (within-main-loop
 189     (let-ui
 190         (gtk-window
 191          :var w
 192          :title "Gtk+ demo for Lisp"
 193          :window-position :center
 194          :default-width 500
 195          :default-height 500
 196          (scrolled-window
 197           :hscrollbar-policy :automatic
 198           :vscrollbar-policy :automatic
 199           (:expr (make-demo-text-view))))
 200       (connect-signal w "destroy"
 201                       (lambda (w)
 202                         (declare (ignore w))
 203                         (leave-gtk-main)))
 204       (widget-show w))))
 205
 206 (defun test ()
 207   "A simple test of 'on-expose' event"
 208   (within-main-loop
 209     (let ((window (make-instance 'gtk-window :type :toplevel))
 210           (area (make-instance 'drawing-area))
 211           x y)
 212       (container-add window area)
 213       (connect-signal window "destroy" (lambda (widget)
 214                                          (declare (ignore widget))
 215                                          (leave-gtk-main)))
 216       (connect-signal area "motion-notify-event"
 217                       (lambda (widget event)
 218                         (declare (ignore widget))
 219                         (setf x (event-motion-x event)
 220                               y (event-motion-y event))
 221                         (widget-queue-draw window)))
 222       (connect-signal area "expose-event"
 223                       (lambda (widget event)
 224                         (declare (ignore widget event))
 225                         (let* ((gdk-window (widget-window area))
 226                                (gc (graphics-context-new gdk-window))
 227                                (layout (widget-create-pango-layout area (format nil "X: ~F~%Y: ~F" x y))))
 228                           (draw-layout gdk-window gc 0 0 layout)
 229                           (setf (graphics-context-rgb-fg-color gc) (make-color :red 65535 :green 0 :blue 0))
 230                           (multiple-value-bind (x y) (drawable-get-size gdk-window)
 231                             (draw-line gdk-window gc 0 0 x y)))))
 232       (connect-signal area "realize"
 233                       (lambda (widget)
 234                         (declare (ignore widget))
 235                         (pushnew :pointer-motion-mask (gdk-window-events (widget-window area)))))
 236       (connect-signal area "configure-event"
 237                       (lambda (widget event)
 238                         (declare (ignore widget event))
 239                         (widget-queue-draw area)))
 240       (widget-show window))))
 241
 242 (defun test-entry ()
 243   "Testing GtkTextEntry"
 244   (within-main-loop
 245     (let* ((window (make-instance 'gtk-window :type :toplevel :title "Testing entry" :border-width 10))
 246            (box (make-instance 'v-box))
 247            (entry (make-instance 'entry))
 248            (button (make-instance 'button :label "OK"))
 249            (text-buffer (make-instance 'text-buffer))
 250            (text-view (make-instance 'text-view :buffer text-buffer))
 251            (button-select (make-instance 'button :label "Select"))
 252            (button-insert (make-instance 'button :label "Insert")))
 253       (box-pack-start box (make-instance 'label :label "Enter <b>anything</b> you wish:" :use-markup t) :expand nil)
 254       (box-pack-start box entry :expand nil)
 255       (box-pack-start box button :expand nil)
 256       (box-pack-start box button-select :expand nil)
 257       (box-pack-start box button-insert :expand nil)
 258       (let* ((w (make-instance 'scrolled-window)))
 259         (box-pack-start box w)
 260         (container-add w text-view))
 261       (container-add window box)
 262       (connect-signal window "destroy" (lambda (widget) (declare (ignore widget)) (leave-gtk-main)))
 263       (connect-signal window "delete-event" (lambda (widget event)
 264                                               (declare (ignore widget event))
 265                                               (let ((dlg (make-instance 'message-dialog
 266                                                                         :text "Are you sure?"
 267                                                                         :buttons :yes-no)))
 268                                                 (let ((response (dialog-run dlg)))
 269                                                   (object-destroy dlg)
 270                                                   (not (eq :yes response))))))
 271       (connect-signal button "clicked" (lambda (button)
 272                                          (declare (ignore button))
 273                                          (setf (text-buffer-text text-buffer)
 274                                                (format nil "~A~%~A" (text-buffer-text text-buffer) (entry-text entry))
 275                                                (entry-text entry) "")))
 276       (connect-signal button-select "clicked" (lambda (button)
 277                                                 (declare (ignore button))
 278                                                 (editable-select-region entry 5 10)))
 279       (connect-signal button-insert "clicked" (lambda (button)
 280                                                 (declare (ignore button))
 281                                                 (editable-insert-text entry "hello" 2)))
 282       (widget-show window))))
 283
 284 (defun table-packing ()
 285   "Simple test of packing widgets into GtkTable"
 286   (within-main-loop
 287     (let* ((window (make-instance 'gtk-window :type :toplevel :title "Table packing" :border-width 20))
 288            (table (make-instance 'table :n-rows 2 :n-columns 2 :homogeneous t))
 289            (button-1 (make-instance 'button :label "Button 1"))
 290            (button-2 (make-instance 'button :label "Button 2"))
 291            (button-q (make-instance 'button :label "Quit")))
 292       (container-add window table)
 293       (table-attach table button-1 0 1 0 1)
 294       (table-attach table button-2 1 2 0 1)
 295       (table-attach table button-q 0 2 1 2)
 296       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 297       (connect-signal button-q "clicked" (lambda (b) (declare (ignore b)) (object-destroy window)))
 298       (widget-show window))))
 299
 300 (defun test-pixbuf ()
 301   "(not completed)"
 302   (within-main-loop
 303     (let* ((window (make-instance 'gtk-window :title "Test pixbuf" :width-request 600 :height-request 240))
 304            (vbox (make-instance 'v-box))
 305            (eventbox (make-instance 'event-box))
 306            (vbox-1 (make-instance 'v-box)))
 307       (container-add window vbox)
 308       (box-pack-start vbox (make-instance 'label :text "Placing bg image" :font "Times New Roman Italic 10" :color "#00f" :height-request 40))
 309       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 310       (box-pack-start vbox eventbox)
 311       (container-add eventbox vbox-1)
 312       (box-pack-start vbox-1 (make-instance 'label :text "This is the eventbox"))
 313       (box-pack-start vbox-1 (make-instance 'label :text "The green ball is the bg"))
 314       (widget-show window))))
 315
 316 (defun test-image ()
 317   "Using GtkImage with stock icon"
 318   (within-main-loop
 319     (let* ((window (make-instance 'gtk-window :title "Test images"))
 320            (image (make-instance 'image :icon-name "applications-development" :icon-size 6)))
 321       (container-add window image)
 322       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 323       (widget-show window))))
 324
 325 (defun test-progress-bar ()
 326   "Testing progress-bar"
 327   (within-main-loop
 328     (let* ((window (make-instance 'gtk-window :title "Test progress bar"))
 329            (v-box (make-instance 'v-box))
 330            (p-bar (make-instance 'progress-bar :test "A process"))
 331            (button-pulse (make-instance 'button :label "Pulse"))
 332            (button-set (make-instance 'button :label "Set"))
 333            (entry (make-instance 'entry)))
 334       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 335       (container-add window v-box)
 336       (box-pack-start v-box p-bar)
 337       (box-pack-start v-box button-pulse)
 338       (box-pack-start v-box button-set)
 339       (box-pack-start v-box entry)
 340       (connect-signal button-pulse "clicked" (lambda (w) (declare (ignore w)) (progress-bar-pulse p-bar)))
 341       (connect-signal button-set "clicked" (lambda (w)
 342                                              (declare (ignore w))
 343                                              (setf (progress-bar-fraction p-bar)
 344                                                    (coerce (read-from-string (entry-text entry)) 'real))))
 345       (widget-show window))))
 346
 347 (defun test-statusbar ()
 348   "Test of GtkStatusbar"
 349   (within-main-loop
 350     (let* ((window (make-instance 'gtk-window :title "Text status bar"))
 351            (v-box (make-instance 'v-box))
 352            (h-box (make-instance 'h-box))
 353            (label (make-instance 'label :label "Test of status bar" :xalign 0.5 :yalign 0.5))
 354            (statusbar (make-instance 'statusbar :has-resize-grip t))
 355            (button-push (make-instance 'button :label "Push"))
 356            (button-pop (make-instance 'button :label "Pop"))
 357            (entry (make-instance 'entry))
 358            (icon (make-instance 'status-icon :icon-name "applications-development")))
 359       (set-status-icon-tooltip icon "An icon from lisp program")
 360       (connect-signal window "destroy" (lambda (w)
 361                                          (declare (ignore w))
 362                                          #+ (or) (setf (status-icon-visible icon) nil)
 363                                          (leave-gtk-main)))
 364       (connect-signal button-push "clicked" (lambda (b)
 365                                               (declare (ignore b))
 366                                               (statusbar-push statusbar "lisp-prog" (entry-text entry))))
 367       (connect-signal button-pop "clicked" (lambda (b)
 368                                              (declare (ignore b))
 369                                              (statusbar-pop statusbar "lisp-prog")))
 370       (connect-signal icon "activate" (lambda (i)
 371                                         (declare (ignore i))
 372                                         (let ((message-dialog (make-instance 'message-dialog
 373                                                                              :buttons :ok
 374                                                                              :text "You clicked on icon!")))
 375                                           (dialog-run message-dialog)
 376                                           (object-destroy message-dialog))))
 377       (container-add window v-box)
 378       (box-pack-start v-box h-box :expand nil)
 379       (box-pack-start h-box entry)
 380       (box-pack-start h-box button-push :expand nil)
 381       (box-pack-start h-box button-pop :expand nil)
 382       (box-pack-start v-box label)
 383       (box-pack-start v-box statusbar :expand nil)
 384       (widget-show window)
 385       (setf (status-icon-screen icon) (gtk-window-screen window)))))
 386
 387 (defun test-scale-button ()
 388   "Test of scale button with icons"
 389   (within-main-loop
 390     (let* ((window (make-instance 'gtk-window :type :toplevel :title "Testing scale button"))
 391            (button (make-instance 'scale-button :icons (list "media-seek-backward" "media-seek-forward" "media-playback-stop" "media-playback-start") :adjustment (make-instance 'adjustment :lower -40 :upper 50 :value 20))))
 392       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 393       (container-add window button)
 394       (widget-show window))))
 395
 396 (defun test-text-view ()
 397   "Test of GtkTextView"
 398   (within-main-loop
 399     (let* ((window (make-instance 'gtk-window :type :toplevel :title "Testing text view" :width-request 400 :height-request 300))
 400            (button (make-instance 'button :label "Do"))
 401            (button-insert (make-instance 'button :label "Insert a button!"))
 402            (bold-btn (make-instance 'button :label "Bold"))
 403            (buffer (make-instance 'text-buffer :text "Some text buffer with some text inside"))
 404            (v (make-instance 'text-view :buffer buffer :wrap-mode :word))
 405            (box (make-instance 'v-box))
 406            (scrolled (make-instance 'scrolled-window :hscrollbar-policy :automatic :vscrollbar-policy :automatic)))
 407       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 408       (connect-signal button "clicked" (lambda (b)
 409                                          (declare (ignore b))
 410                                          (multiple-value-bind (i1 i2) (text-buffer-get-selection-bounds buffer)
 411                                            (when (and i1 i2)
 412                                              (let* ((i1 i1) (i2 i2)
 413                                                     (dialog (make-instance 'message-dialog :buttons :ok)))
 414                                                (setf (message-dialog-text dialog)
 415                                                      (format nil "selection: from (~A,~A) to (~A,~A)"
 416                                                              (text-iter-line i1) (text-iter-line-offset i1)
 417                                                              (text-iter-line i2) (text-iter-line-offset i2)))
 418                                                (dialog-run dialog)
 419                                                (object-destroy dialog))))))
 420       (connect-signal bold-btn "clicked" (Lambda (b)
 421                                            (declare (ignore b))
 422                                            (multiple-value-bind (start end) (text-buffer-get-selection-bounds buffer)
 423                                              (when (and start end)
 424                                                (let* ((start start)
 425                                                       (end end)
 426                                                       (tag (text-tag-table-lookup (text-buffer-tag-table buffer) "bold")))
 427                                                  (if (text-iter-has-tag start tag)
 428                                                      (text-buffer-remove-tag buffer tag start end)
 429                                                      (text-buffer-apply-tag buffer tag start end)))))))
 430       (connect-signal button-insert "clicked" (lambda (b)
 431                                                 (declare (ignore b))
 432                                                 (let* ((iter (text-buffer-get-iter-at-mark buffer (text-buffer-get-mark buffer "insert")))
 433                                                        (anchor (text-buffer-insert-child-anchor buffer iter))
 434                                                        (button (make-instance 'button :label "A button!")))
 435                                                   (widget-show button)
 436                                                   (text-view-add-child-at-anchor v button anchor))))
 437       (let ((tag (make-instance 'text-tag :name "bold" :weight 700)))
 438         (text-tag-table-add (text-buffer-tag-table buffer) tag)
 439         (connect-signal tag "event"
 440                         (lambda (tag object event iter)
 441                           (declare (ignore tag object iter))
 442                           (when (eq (event-type event) :button-release)
 443                             (let ((dlg (make-instance 'message-dialog :text "You clicked on bold text." :buttons :ok)))
 444                               (dialog-run dlg)
 445                               (object-destroy dlg))))))
 446       (container-add window box)
 447       (container-add scrolled v)
 448       (box-pack-start box button :expand nil)
 449       (box-pack-start box button-insert :expand nil)
 450       (box-pack-start box bold-btn :expand nil)
 451       (box-pack-start box scrolled)
 452       (widget-show window))))
 453
 454 (defun demo-code-editor ()
 455   "(unfinished)"
 456   (within-main-loop
 457     (let* ((window (make-instance 'gtk-window :type :toplevel :title "Code editor" :width-request 400 :height-request 400 :window-position :center))
 458            (scrolled (make-instance 'scrolled-window :hscrollbar-policy :automatic :vscrollbar-policy :automatic))
 459            (buffer (make-instance 'text-buffer))
 460            (view (make-instance 'text-view :buffer buffer)))
 461       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 462       (container-add window scrolled)
 463       (container-add scrolled view)
 464       (widget-show window)
 465       (connect-signal buffer "insert-text" (lambda (buffer location text len)
 466                                              (let* ((buffer buffer)
 467                                                     (location location))
 468                                                (format t "~A~%" (list buffer location text len))))))))
 469
 470 (defstruct tvi title value)
 471
 472 (defun test-treeview-list ()
 473   "Test of treeview with CL-GTK2-GTK:ARRAY-LIST-STORE"
 474   (within-main-loop
 475     (let* ((window (make-instance 'gtk-window :type :toplevel :title "Treeview (list)"))
 476            (model (make-instance 'array-list-store))
 477            (scroll (make-instance 'scrolled-window :hscrollbar-policy :automatic :vscrollbar-policy :automatic))
 478            (tv (make-instance 'tree-view :headers-visible t :width-request 100 :height-request 400 :rules-hint t))
 479            (h-box (make-instance 'h-box))
 480            (v-box (make-instance 'v-box))
 481            (title-entry (make-instance 'entry))
 482            (value-entry (make-instance 'entry))
 483            (button (make-instance 'button :label "Add")))
 484       (store-add-column model "gchararray" #'tvi-title)
 485       (store-add-column model "gint" #'tvi-value)
 486       (store-add-item model (make-tvi :title "Monday" :value 1))
 487       (store-add-item model (make-tvi :title "Tuesday" :value 2))
 488       (store-add-item model (make-tvi :title "Wednesday" :value 3))
 489       (store-add-item model (make-tvi :title "Thursday" :value 4))
 490       (store-add-item model (make-tvi :title "Friday" :value 5))
 491       (store-add-item model (make-tvi :title "Saturday" :value 6))
 492       (store-add-item model (make-tvi :title "Sunday" :value 7))
 493       (setf (tree-view-model tv) model (tree-view-tooltip-column tv) 0)
 494       (gobject:connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 495       (gobject:connect-signal button "clicked" (lambda (b)
 496                                                  (declare (ignore b))
 497                                                  (store-add-item model (make-tvi :title (entry-text title-entry)
 498                                                                                  :value (or (parse-integer (entry-text value-entry)
 499                                                                                                            :junk-allowed t)
 500                                                                                             0)))))
 501       (connect-signal tv "row-activated" (lambda (tv path column)
 502                                            (declare (ignore tv column))
 503                                            (show-message (format nil "You clicked on row ~A" (tree-path-indices path)))))
 504       (container-add window v-box)
 505       (box-pack-start v-box h-box :expand nil)
 506       (box-pack-start h-box title-entry :expand nil)
 507       (box-pack-start h-box value-entry :expand nil)
 508       (box-pack-start h-box button :expand nil)
 509       (box-pack-start v-box scroll)
 510       (container-add scroll tv)
 511       (let ((column (make-instance 'tree-view-column :title "Title" :sort-column-id 0))
 512             (renderer (make-instance 'cell-renderer-text :text "A text")))
 513         (tree-view-column-pack-start column renderer)
 514         (tree-view-column-add-attribute column renderer "text" 0)
 515         (tree-view-append-column tv column)
 516         (print (tree-view-column-tree-view column))
 517         (print (tree-view-column-cell-renderers column)))
 518       (let ((column (make-instance 'tree-view-column :title "Value"))
 519             (renderer (make-instance 'cell-renderer-text :text "A text")))
 520         (tree-view-column-pack-start column renderer)
 521         (tree-view-column-add-attribute column renderer "text" 1)
 522         (tree-view-append-column tv column)
 523         (print (tree-view-column-tree-view column))
 524         (print (tree-view-column-cell-renderers column)))
 525       (widget-show window))))
 526
 527 (defun test-combo-box ()
 528   "Testing GtkComboBox"
 529   (within-main-loop
 530     (let* ((window (make-instance 'gtk-window :type :toplevel :title "Treeview (list)"))
 531            (model (make-instance 'array-list-store))
 532            (combo-box (make-instance 'combo-box :model model))
 533            (h-box (make-instance 'h-box))
 534            (v-box (make-instance 'v-box))
 535            (title-entry (make-instance 'entry))
 536            (value-entry (make-instance 'entry))
 537            (button (make-instance 'button :label "Add")))
 538       (store-add-column model "gchararray" #'tvi-title)
 539       (store-add-column model "gint" #'tvi-value)
 540       (store-add-item model (make-tvi :title "Monday" :value 1))
 541       (store-add-item model (make-tvi :title "Tuesday" :value 2))
 542       (store-add-item model (make-tvi :title "Wednesday" :value 3))
 543       (store-add-item model (make-tvi :title "Thursday" :value 4))
 544       (store-add-item model (make-tvi :title "Friday" :value 5))
 545       (store-add-item model (make-tvi :title "Saturday" :value 6))
 546       (store-add-item model (make-tvi :title "Sunday" :value 7))
 547       (gobject:connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 548       (gobject:connect-signal button "clicked" (lambda (b)
 549                                                  (declare (ignore b))
 550                                                  (store-add-item model (make-tvi :title (entry-text title-entry)
 551                                                                                  :value (or (parse-integer (entry-text value-entry)
 552                                                                                                            :junk-allowed t)
 553                                                                                             0)))))
 554       (connect-signal combo-box "changed" (lambda (c)
 555                                             (declare (ignore c))
 556                                             (show-message (format nil "You clicked on row ~A~%" (combo-box-active combo-box)))))
 557       (container-add window v-box)
 558       (box-pack-start v-box h-box :expand nil)
 559       (box-pack-start h-box title-entry :expand nil)
 560       (box-pack-start h-box value-entry :expand nil)
 561       (box-pack-start h-box button :expand nil)
 562       (box-pack-start v-box combo-box)
 563       (let ((renderer (make-instance 'cell-renderer-text :text "A text")))
 564         (cell-layout-pack-start combo-box renderer :expand t)
 565         (cell-layout-add-attribute combo-box renderer "text" 0))
 566       (let ((renderer (make-instance 'cell-renderer-text :text "A number")))
 567         (cell-layout-pack-start combo-box renderer :expand nil)
 568         (cell-layout-add-attribute combo-box renderer "text" 1))
 569       (widget-show window))))
 570
 571 (defun test-ui-manager ()
 572   "Testing GtkUIManager"
 573   (within-main-loop
 574     (let* ((window (make-instance 'gtk-window :type :toplevel :title "UI Manager" :default-width 200 :default-height 100 :window-position :center))
 575            (ui-manager (make-instance 'ui-manager))
 576            (print-confirmation t))
 577       (ui-manager-add-ui-from-string ui-manager
 578                                      "
 579 <ui>
 580   <toolbar action='toolbar1'>
 581       <separator/>
 582       <toolitem name='Left' action='justify-left'/>
 583       <toolitem name='Center' action='justify-center'/>
 584       <toolitem name='Right' action='justify-right'/>
 585       <toolitem name='Zoom in' action='zoom-in' />
 586       <toolitem name='print-confirm' action='print-confirm' />
 587       <separator/>
 588   </toolbar>
 589 </ui>")
 590       (gobject:connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 591       (iter (with fn = (lambda (action) (when print-confirmation (format t "Action ~A with name ~A activated~%" action (action-name action)))))
 592             (with action-group = (make-instance 'action-group :name "Actions"))
 593             (finally (let ((a (make-instance 'toggle-action :name "print-confirm" :label "Print" :stock-id "gtk-print-report" :active t)))
 594                        (connect-signal a "toggled" (lambda (action) (setf print-confirmation (toggle-action-active action))))
 595                        (action-group-add-action action-group a))
 596                      (ui-manager-insert-action-group ui-manager action-group 0))
 597             (for (name stock-id) in '(("justify-left" "gtk-justify-left")
 598                                       ("justify-center" "gtk-justify-center")
 599                                       ("justify-right" "gtk-justify-right")
 600                                       ("zoom-in" "gtk-zoom-in")))
 601             (for action = (make-instance 'action :name name :stock-id stock-id))
 602             (connect-signal action "activate" fn)
 603             (action-group-add-action action-group action))
 604       (let ((widget (ui-manager-widget ui-manager "/toolbar1")))
 605         (when widget
 606           (container-add window widget)))
 607       (widget-show window))))
 608
 609 (defun test-color-button ()
 610   "Test of GtkColorButton"
 611   (within-main-loop
 612     (let ((window (make-instance 'gtk-window :title "Color button" :type :toplevel :window-position :center :width-request 100 :height-request 100))
 613           (button (make-instance 'color-button :title "Color button")))
 614       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 615       (connect-signal button "color-set" (lambda (b)
 616                                            (declare (ignore b))
 617                                            (show-message (format nil "Chose color ~A" (color-button-color button)))))
 618       (container-add window button)
 619       (widget-show window))))
 620
 621 (defun test-color-selection ()
 622   "Test of GtkColorSelection"
 623   (within-main-loop
 624     (let ((window (make-instance 'gtk-window :title "Color selection" :type :toplevel :window-position :center))
 625           (selection (make-instance 'color-selection :has-opacity-control t)))
 626       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 627       (connect-signal selection "color-changed" (lambda (s) (declare (ignore s)) (unless (color-selection-adjusting-p selection) (format t "color: ~A~%" (color-selection-current-color selection)))))
 628       (container-add window selection)
 629       (widget-show window))))
 630
 631 (defun test-file-chooser ()
 632   "Test of GtkFileChooser"
 633   (within-main-loop
 634     (let ((window (make-instance 'gtk-window :title "file chooser" :type :toplevel :window-position :center :default-width 100 :default-height 100))
 635           (v-box (make-instance 'v-box))
 636           (button (make-instance 'file-chooser-button :action :open))
 637           (b (make-instance 'button :label "Choose for save" :stock-id "gtk-save")))
 638       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 639       (connect-signal button "file-set" (lambda (b) (declare (ignore b)) (format t "File set: ~A~%" (file-chooser-filename button))))
 640       (connect-signal b "clicked" (lambda (b)
 641                                     (declare (ignore b))
 642                                     (let ((d (make-instance 'file-chooser-dialog :action :save :title "Choose file to save")))
 643                                       (dialog-add-button d "gtk-save" :accept)
 644                                       (dialog-add-button d "gtk-cancel" :cancel)
 645                                       (when (eq (dialog-run d) :accept)
 646                                         (format t "saved to file ~A~%" (file-chooser-filename d)))
 647                                       (object-destroy d))))
 648       (container-add window v-box)
 649       (box-pack-start v-box button)
 650       (box-pack-start v-box b)
 651       (widget-show window))))
 652
 653 (defun test-font-chooser ()
 654   "GtkFontChooser"
 655   (within-main-loop
 656     (let ((window (make-instance 'gtk-window :title "fonts" :type :toplevel :window-position :center :default-width 100 :default-height 100))
 657           (v-box (make-instance 'v-box))
 658           (button (make-instance 'font-button :title "Choose font" :font-name "Sans 10")))
 659       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 660       (connect-signal button "font-set" (lambda (b) (declare (ignore b)) (format t "Chose font ~A~%" (font-button-font-name button))))
 661       (container-add window v-box)
 662       (box-pack-start v-box button)
 663       (widget-show window))))
 664
 665 (defun test-notebook ()
 666   "Test GtkNotebook"
 667   (within-main-loop
 668     (let ((window (make-instance 'gtk-window :title "Notebook" :type :toplevel :window-position :center :default-width 100 :default-height 100))
 669           (expander (make-instance 'expander :expanded t :label "notebook"))
 670           (notebook (make-instance 'notebook :enable-popup t)))
 671       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 672       (iter (for i from 0 to 5)
 673             (for page = (make-instance 'label :label (format nil "Label for page ~A" i)))
 674             (for tab-label = (make-instance 'label :label (format nil "Tab ~A" i)))
 675             (for tab-button = (make-instance 'button
 676                                              :image (make-instance 'image :stock "gtk-close" :icon-size 1)
 677                                              :relief :none))
 678             (connect-signal tab-button "clicked"
 679                             (let ((page page))
 680                               (lambda (button)
 681                                 (declare (ignore button))
 682                                 (format t "Removing page ~A~%" page)
 683                                 (notebook-remove-page notebook page))))
 684             (for tab-hbox = (make-instance 'h-box))
 685             (box-pack-start tab-hbox tab-label)
 686             (box-pack-start tab-hbox tab-button)
 687             (widget-show tab-hbox)
 688             (notebook-add-page notebook page tab-hbox))
 689       (container-add window expander)
 690       (container-add expander notebook)
 691       (widget-show window))))
 692
 693 (defun calendar-detail (calendar year month day)
 694   (declare (ignore calendar year month))
 695   (when (= day 23)
 696     "!"))
 697
 698 (defun test-calendar ()
 699   "Test of GtkCalendar"
 700   (within-main-loop
 701     (let ((window (make-instance 'gtk-window :title "Calendar" :type :toplevel :window-position :center :default-width 100 :default-height 100))
 702           (calendar (make-instance 'calendar :detail-function #'calendar-detail)))
 703       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 704       (connect-signal calendar "day-selected" (lambda (c) (declare (ignore c)) (format t "selected: year ~A month ~A day ~A~%"
 705                                                                                        (calendar-year calendar)
 706                                                                                        (calendar-month calendar)
 707                                                                                        (calendar-day calendar))))
 708       (container-add window calendar)
 709       (widget-show window))))
 710
 711 (defun test-box-child-property ()
 712   "Test of child-property usage"
 713   (within-main-loop
 714     (let ((window (make-instance 'gtk-window :title "Text box child property" :type :toplevel :window-position :center :width-request 200 :height-request 200))
 715           (box (make-instance 'h-box))
 716           (button (make-instance 'toggle-button :active t :label "Expand")))
 717       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 718       (connect-signal button "toggled" (lambda (b) (declare (ignore b)) (setf (box-child-expand box button) (toggle-button-active button))))
 719       (container-add window box)
 720       (box-pack-start box button)
 721       (widget-show window))))
 722
 723 (defun test-builder ()
 724   "Test of GtkBuilder"
 725   (within-main-loop
 726     (let ((builder (make-instance 'builder)))
 727       (builder-add-from-file builder (namestring (merge-pathnames "demo/demo1.ui" *src-location*)))
 728       (let ((text-view (builder-get-object builder "textview1"))
 729             (c 0))
 730         (builder-connect-signals-simple builder `(("toolbutton1_clicked_cb" ,(lambda (b)
 731                                                                                      (declare (ignore b))
 732                                                                                      #+nil(print (current-event))
 733                                                                                      (setf (text-buffer-text (text-view-buffer text-view))
 734                                                                                            (format nil "Clicked ~A times~%" (incf c)))
 735                                                                                      (statusbar-pop (builder-get-object builder "statusbar1")
 736                                                                                                     "times")
 737                                                                                      (statusbar-push (builder-get-object builder "statusbar1")
 738                                                                                                      "times"
 739                                                                                                      (format nil "~A times" c))))
 740                                                   ("quit_cb" ,(lambda (&rest args)
 741                                                                       (print args)
 742                                                                       (object-destroy (builder-get-object builder "window1"))))
 743                                                   ("about_cb" ,(lambda (&rest args)
 744                                                                        (print args)
 745                                                                        (let ((d (make-instance 'about-dialog
 746                                                                                                :program-name "GtkBuilder text"
 747                                                                                                :version "0.00001"
 748                                                                                                :authors '("Dmitry Kalyanov")
 749                                                                                                :logo-icon-name "gtk-apply")))
 750                                                                          (dialog-run d)
 751                                                                          (object-destroy d)))))))
 752       (connect-signal (builder-get-object builder "window1") "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 753       (statusbar-push (builder-get-object builder "statusbar1") "times" "0 times")
 754       (widget-show (builder-get-object builder "window1")))))
 755
 756 (defun read-text-file (file-name)
 757   (with-output-to-string (str)
 758     (with-open-file (file file-name)
 759       (loop
 760          for line = (read-line file nil nil)
 761          while line
 762          do (fresh-line str)
 763          do (write-string line str)))))
 764
 765 (defun demo-text-editor ()
 766   "More advanced example: text editor with ability to evaluate lisp expressions"
 767   (within-main-loop
 768     (let* ((builder (let ((builder (make-instance 'builder)))
 769                       (builder-add-from-file builder (namestring (merge-pathnames "demo/text-editor.ui" *src-location*)))
 770                       builder))
 771            (window (builder-get-object builder "window1"))
 772            (text-view (builder-get-object builder "textview1"))
 773            (statusbar (builder-get-object builder "statusbar1"))
 774            (file-name nil)
 775            (modified-p t))
 776       (statusbar-push statusbar "filename" "Untitled *")
 777       (labels ((set-properties ()
 778                  (statusbar-pop statusbar "filename")
 779                  (statusbar-push statusbar "filename" (format nil "~A~:[~; *~]" (or file-name "Untitled") modified-p)))
 780                (new (&rest args) (declare (ignore args))
 781                     (setf file-name nil
 782                           modified-p t
 783                           (text-buffer-text (text-view-buffer text-view)) "")
 784                     (set-properties))
 785                (cb-open (&rest args) (declare (ignore args))
 786                         (let ((d (make-instance 'file-chooser-dialog :action :open :title "Open file")))
 787                           (when file-name (setf (file-chooser-filename d) file-name))
 788                           (dialog-add-button d "gtk-open" :accept)
 789                           (dialog-add-button d "gtk-cancel" :cancel)
 790                           (when (eq :accept (dialog-run d))
 791                             (setf file-name (file-chooser-filename d)
 792                                   (text-buffer-text (text-view-buffer text-view)) (read-text-file file-name)
 793                                   modified-p nil)
 794                             (set-properties))
 795                           (object-destroy d)))
 796                (save (&rest args) (declare (ignore args))
 797                      (if file-name
 798                          (progn
 799                            (with-open-file (file file-name :direction :output :if-exists :supersede)
 800                              (write-string (text-buffer-text (text-view-buffer text-view)) file))
 801                            (setf modified-p nil)
 802                            (set-properties))
 803                          (save-as)))
 804                (save-as (&rest args) (declare (ignore args))
 805                         (let ((d (make-instance 'file-chooser-dialog :action :save :title "Save file")))
 806                           (when file-name (setf (file-chooser-filename d) file-name))
 807                           (dialog-add-button d "gtk-save" :accept)
 808                           (dialog-add-button d "gtk-cancel" :cancel)
 809                           (if (eq :accept (dialog-run d))
 810                               (progn
 811                                 (setf file-name (file-chooser-filename d))
 812                                 (object-destroy d)
 813                                 (save))
 814                               (object-destroy d))))
 815                (cut (&rest args) (declare (ignore args))
 816                     (text-buffer-cut-clipboard (text-view-buffer text-view) (get-clipboard "CLIPBOARD") t))
 817                (copy (&rest args) (declare (ignore args))
 818                      (text-buffer-copy-clipboard (text-view-buffer text-view) (get-clipboard "CLIPBOARD")))
 819                (paste (&rest args) (declare (ignore args))
 820                       (text-buffer-paste-clipboard (text-view-buffer text-view) (get-clipboard "CLIPBOARD")))
 821                (cb-delete (&rest args) (declare (ignore args))
 822                           (let ((buffer (text-view-buffer text-view)))
 823                             (multiple-value-bind (i1 i2) (text-buffer-get-selection-bounds buffer)
 824                               (when (and i1 i2)
 825                                 (text-buffer-delete buffer i1 i2)))))
 826                (about (&rest args) (declare (ignore args))
 827                       (let ((d (make-instance 'about-dialog
 828                                               :program-name "Lisp Gtk+ Binding Demo Text Editor"
 829                                               :version (format nil "0.0.0.1 ~A" #\GREEK_SMALL_LETTER_ALPHA)
 830                                               :authors '("Kalyanov Dmitry")
 831                                               :license "Public Domain"
 832                                               :logo-icon-name "accessories-text-editor")))
 833                         (dialog-run d)
 834                         (object-destroy d)))
 835                (quit (&rest args) (declare (ignore args)) (object-destroy window))
 836                (cb-eval (&rest args) (declare (ignore args))
 837                         (let ((buffer (text-view-buffer text-view)))
 838                           (multiple-value-bind (i1 i2) (text-buffer-get-selection-bounds buffer)
 839                             (when (and i1 i2)
 840                               (with-gtk-message-error-handler
 841                                 (let* ((text (text-buffer-slice buffer i1 i2))
 842                                        (value (eval (read-from-string text)))
 843                                        (value-str (format nil "~A" value))
 844                                        (pos (max (text-iter-offset i1) (text-iter-offset i2))))
 845                                   (text-buffer-insert buffer " => " :position (text-buffer-get-iter-at-offset buffer pos))
 846                                   (incf pos (length " => "))
 847                                   (text-buffer-insert buffer value-str :position (text-buffer-get-iter-at-offset buffer pos)))))))))
 848         (builder-connect-signals-simple builder `(("new" ,#'new)
 849                                                   ("open" ,#'cb-open)
 850                                                   ("save" ,#'save)
 851                                                   ("save-as" ,#'save-as)
 852                                                   ("cut" ,#'cut)
 853                                                   ("copy" ,#'copy)
 854                                                   ("paste" ,#'paste)
 855                                                   ("delete" ,#'cb-delete)
 856                                                   ("about" ,#'about)
 857                                                   ("quit" ,#'quit)
 858                                                   ("eval" ,#'cb-eval)))
 859         (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 860         (connect-signal (text-view-buffer text-view) "changed" (lambda (b) (declare (ignore b)) (setf modified-p t) (set-properties)))
 861         (widget-show window)))))
 862
 863 (defun demo-class-browser ()
 864   "Show slots of a given class"
 865   (let ((output *standard-output*))
 866     (within-main-loop
 867       (let* ((window (make-instance 'gtk-window
 868                                     :window-position :center
 869                                     :title "Class Browser"
 870                                     :default-width 400
 871                                     :default-height 600))
 872              (search-entry (make-instance 'entry))
 873              (search-button (make-instance 'button :label "Search"))
 874              (scroll (make-instance 'scrolled-window
 875                                     :hscrollbar-policy :automatic
 876                                     :vscrollbar-policy :automatic))
 877              (slots-model (make-instance 'array-list-store))
 878              (slots-list (make-instance 'tree-view :model slots-model)))
 879         (let ((v-box (make-instance 'v-box))
 880               (search-box (make-instance 'h-box)))
 881           (container-add window v-box)
 882           (box-pack-start v-box search-box :expand nil)
 883           (box-pack-start search-box search-entry)
 884           (box-pack-start search-box search-button :expand nil)
 885           (box-pack-start v-box scroll)
 886           (container-add scroll slots-list))
 887         (store-add-column slots-model "gchararray"
 888                           (lambda (slot)
 889                             (format nil "~S" (closer-mop:slot-definition-name slot))))
 890         (let ((col (make-instance 'tree-view-column :title "Slot name"))
 891               (cr (make-instance 'cell-renderer-text)))
 892           (tree-view-column-pack-start col cr)
 893           (tree-view-column-add-attribute col cr "text" 0)
 894           (tree-view-append-column slots-list col))
 895         (labels ((display-class-slots (class)
 896                    (format output "Displaying ~A~%" class)
 897                    (loop
 898                       repeat (store-items-count slots-model)
 899                       do (store-remove-item slots-model (store-item slots-model 0)))
 900                    (closer-mop:finalize-inheritance class)
 901                    (loop
 902                       for slot in (closer-mop:class-slots class)
 903                       do (store-add-item slots-model slot)))
 904                  (on-search-clicked (button)
 905                    (declare (ignore button))
 906                    (with-gtk-message-error-handler
 907                      (let* ((class-name (read-from-string (entry-text search-entry)))
 908                             (class (find-class class-name)))
 909                        (display-class-slots class)))))
 910           (connect-signal search-button "clicked" #'on-search-clicked))
 911         (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 912         (widget-show window)))))
 913
 914 (defun make-tree-from-sexp (l)
 915   (setf l (if (listp l) l (list l)))
 916   (let ((node (make-tree-node :item (make-tvi :title (format nil "~S" (first l))
 917                                               :value (format nil "~S" (class-of (first l)))))))
 918     (iter (for child in (rest l))
 919           (tree-node-insert-at node (make-tree-from-sexp child) (length (tree-node-children node))))
 920     node))
 921
 922 (defun demo-treeview-tree ()
 923   "Advanced demo: show s-expression tree structure"
 924   (within-main-loop
 925     (let* ((window (make-instance 'gtk-window :type :toplevel :title "Treeview (tree)"))
 926            (model (make-instance 'tree-lisp-store))
 927            (scroll (make-instance 'scrolled-window :hscrollbar-policy :automatic :vscrollbar-policy :automatic))
 928            (tree-view (make-instance 'tree-view :headers-visible t :width-request 300 :height-request 400 :rules-hint t))
 929            (h-box (make-instance 'h-box))
 930            (v-box (make-instance 'v-box))
 931            (entry (make-instance 'entry))
 932            (button (make-instance 'button :label "Display")))
 933       (tree-lisp-store-add-column model "gchararray" #'tvi-title)
 934       (tree-lisp-store-add-column model "gchararray" #'tvi-value)
 935       (tree-node-insert-at (tree-lisp-store-root model)
 936                            (make-tree-from-sexp '(lambda (object &rest initargs &key &allow-other-keys)
 937                                                   (* 1 2)
 938                                                   (- 3 4)))
 939                            0)
 940       (setf (tree-view-model tree-view) model
 941             (tree-view-tooltip-column tree-view) 0)
 942       (connect-signal tree-view "row-activated" (lambda (tv path column)
 943                                                   (declare (ignore tv column))
 944                                                   (show-message (format nil "You clicked on row ~A" (tree-path-indices path)))))
 945       (connect-signal button "clicked" (lambda (b)
 946                                          (declare (ignore b))
 947                                          (let ((object (read-from-string (entry-text entry))))
 948                                            (tree-node-remove-at (tree-lisp-store-root model) 0)
 949                                            (tree-node-insert-at (tree-lisp-store-root model)
 950                                                                 (make-tree-from-sexp object)
 951                                                                 0))))
 952       (container-add window v-box)
 953       (box-pack-start v-box h-box :expand nil)
 954       (box-pack-start h-box entry)
 955       (box-pack-start h-box button :expand nil)
 956       (box-pack-start v-box scroll)
 957       (container-add scroll tree-view)
 958       (let ((column (make-instance 'tree-view-column :title "Value" :sort-column-id 0))
 959             (renderer (make-instance 'cell-renderer-text :text "A text")))
 960         (tree-view-column-pack-start column renderer)
 961         (tree-view-column-add-attribute column renderer "text" 0)
 962         (tree-view-append-column tree-view column)
 963         (print (tree-view-column-tree-view column))
 964         (print (tree-view-column-cell-renderers column)))
 965       (let ((column (make-instance 'tree-view-column :title "Type"))
 966             (renderer (make-instance 'cell-renderer-text :text "A text")))
 967         (tree-view-column-pack-start column renderer)
 968         (tree-view-column-add-attribute column renderer "text" 1)
 969         (tree-view-append-column tree-view column)
 970         (print (tree-view-column-tree-view column))
 971         (print (tree-view-column-cell-renderers column)))
 972       (connect-signal window "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
 973       (widget-show window))))
 974
 975 (defclass custom-window (gtk-window)
 976   ((label :initform (make-instance 'label :label "A label text") :reader custom-window-label)
 977    (button :initform (make-instance 'button :label "Click me!") :reader custom-window-button))
 978   (:metaclass gobject-class)
 979   (:default-initargs :title "Custom window with default initargs" :default-width 320 :default-height 240))
 980
 981 (defun custom-window-label-text (w)
 982   (label-label (custom-window-label w)))
 983
 984 (defun (setf custom-window-label-text) (new-value w)
 985   (setf (label-label (custom-window-label w)) new-value))
 986
 987 (defmethod initialize-instance :after ((w custom-window) &key &allow-other-keys)
 988   (let ((box (make-instance 'v-box)))
 989     (box-pack-start box (custom-window-label w))
 990     (box-pack-start box (custom-window-button w) :expand nil)
 991     (container-add w box))
 992   (connect-signal (custom-window-button w) "clicked" (lambda (b)
 993                                                        (declare (ignore b))
 994                                                        (custom-window-button-clicked w))))
 995
 996 (defun custom-window-button-clicked (w)
 997   (setf (custom-window-label-text w)
 998         (format nil "Now is: ~A~%" (get-internal-run-time))))
 999
1000 (defun test-custom-window ()
1001   "Simple test of non-GObject subclass of GtkWindow"
1002   (within-main-loop
1003     (let ((w (make-instance 'custom-window)))
1004       (connect-signal w "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
1005       (widget-show w))))
1006
1007 (defun test-assistant ()
1008   "Simple test of GtkAssistant wizard"
1009   (let ((output *standard-output*))
1010     (within-main-loop
1011       (let ((d (make-instance 'assistant :title "Username wizard"))
1012             (p-1 (make-instance 'h-box))
1013             (entry (make-instance 'entry))
1014             (p-2 (make-instance 'label :label "Click Apply to close this wizard")))
1015         (box-pack-start p-1 (make-instance 'label :label "Enter your name:") :expand nil)
1016         (box-pack-start p-1 entry)
1017         (assistant-append-page d p-1)
1018         (assistant-append-page d p-2)
1019         (setf (assistant-child-title d p-1) "Username wizard"
1020               (assistant-child-title d p-2) "Username wizard"
1021               (assistant-child-complete d p-1) nil
1022               (assistant-child-complete d p-2) t
1023               (assistant-child-page-type d p-1) :intro
1024               (assistant-child-page-type d p-2) :confirm
1025               (assistant-forward-page-function d) (lambda (i)
1026                                                     (format output "(assistant-forward-page-function ~A)~%" i)
1027                                                     (ecase i
1028                                                       (0 1)
1029                                                       (1 -1))))
1030         (connect-signal entry "notify::text" (lambda (object pspec)
1031                                                (declare (ignore object pspec))
1032                                                (setf (assistant-child-complete d p-1)
1033                                                      (plusp (length (entry-text entry))))))
1034         (let ((w (make-instance 'label :label "A label in action area")))
1035           (widget-show w)
1036           (assistant-add-action-widget d w))
1037         (connect-signal d "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
1038         (connect-signal d "cancel" (lambda (assistant)
1039                                      (declare (ignore assistant))
1040                                      (object-destroy d)
1041                                      (show-message "Canceled")))
1042         (connect-signal d "close" (lambda (assistant)
1043                                     (declare (ignore assistant))
1044                                     (object-destroy d)
1045                                     (show-message (format nil "Thank you, ~A!" (entry-text entry)))))
1046         (connect-signal d "prepare" (lambda (assistant page-widget)
1047                                       (declare (ignore assistant page-widget))
1048                                       (format output "Assistant ~A has ~A pages and is on ~Ath page~%"
1049                                               d (assistant-n-pages d) (assistant-current-page d))))
1050         (widget-show d)))))
1051
1052 (defun test-entry-completion ()
1053   "Not working example of GtkEntryCompletion"
1054   (within-main-loop
1055     (let* ((w (make-instance 'gtk-window))
1056            (model (make-instance 'tree-lisp-store)))
1057       (tree-lisp-store-add-column model "gchararray" #'identity)
1058       (tree-node-insert-at (tree-lisp-store-root model) (make-tree-node :item "Monday") 0)
1059       (tree-node-insert-at (tree-lisp-store-root model) (make-tree-node :item "Tuesday") 0)
1060       (tree-node-insert-at (tree-lisp-store-root model) (make-tree-node :item "Wednesday") 0)
1061       (tree-node-insert-at (tree-lisp-store-root model) (make-tree-node :item "Thursday") 0)
1062       (tree-node-insert-at (tree-lisp-store-root model) (make-tree-node :item "Friday") 0)
1063       (tree-node-insert-at (tree-lisp-store-root model) (make-tree-node :item "Saturday") 0)
1064       (tree-node-insert-at (tree-lisp-store-root model) (make-tree-node :item "Sunday") 0)
1065       (let* ((completion (make-instance 'entry-completion :model model :text-column 0))
1066              (e (make-instance 'entry :completion completion)))
1067         (setf (entry-completion-text-column completion) 0)
1068         (container-add w e))
1069       (connect-signal w "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
1070       (widget-show w))))
1071
1072 (defun test-ui-markup ()
1073   (within-main-loop
1074     (let ((label (make-instance 'label :label "Hello!")))
1075       (let-ui (gtk-window :type :toplevel
1076                           :position :center
1077                           :title "Hello, world!"
1078                           :default-width 300
1079                           :default-height 400
1080                           :var w
1081                           (v-box
1082                            (:expr label) :expand nil
1083                            (scrolled-window
1084                             :hscrollbar-policy :automatic
1085                             :vscrollbar-policy :automatic
1086                             :shadow-type :etched-in
1087                             (text-view :var tv))
1088                            (h-box
1089                             (label :label "Insert:") :expand nil
1090                             (entry :var entry)
1091                             (button :label "gtk-ok" :use-stock t :var btn) :expand nil)
1092                            :expand nil
1093                            (label :label "Table packing")
1094                            :expand nil
1095                            (table
1096                             :n-columns 2
1097                             :n-rows 2
1098                             (label :label "2 x 1") :left 0 :right 2 :top 0 :bottom 1
1099                             (label :label "1 x 1") :left 0 :right 1 :top 1 :bottom 2
1100                             (label :label "1 x 1") :left 1 :right 2 :top 1 :bottom 2)))
1101         (connect-signal w "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
1102         (connect-signal btn "clicked"
1103                         (lambda (b)
1104                           (declare (ignore b))
1105                           (text-buffer-insert (text-view-buffer tv)
1106                                               (entry-text entry))))
1107         (widget-show w)))))
1108
1109 (defun test-list-store ()
1110   "Demonstrates usage of list store"
1111   (within-main-loop
1112     (let-ui (gtk-window
1113              :type :toplevel
1114              :title "GtkListStore"
1115              :default-width 600
1116              :default-height 400
1117              :var w
1118              (v-box
1119               (label :label "A GtkListStore") :expand nil
1120               (scrolled-window
1121                :hscrollbar-policy :automatic
1122                :vscrollbar-policy :automatic
1123                (tree-view :var tv))))
1124       (let ((l (make-instance 'list-store :column-types '("gint" "gchararray"))))
1125         (iter (for i from 0 below 100)
1126               (for n = (random 10000000))
1127               (for s = (format nil "~R" n))
1128               (list-store-insert-with-values l i n s))
1129         (setf (tree-view-model tv) l)
1130         (let ((column (make-instance 'tree-view-column :title "Number" :sort-column-id 0))
1131               (renderer (make-instance 'cell-renderer-text :text "A text")))
1132           (tree-view-column-pack-start column renderer)
1133           (tree-view-column-add-attribute column renderer "text" 0)
1134           (tree-view-append-column tv column))
1135         (let ((column (make-instance 'tree-view-column :title "As string" :sort-column-id 1))
1136               (renderer (make-instance 'cell-renderer-text :text "A text")))
1137           (tree-view-column-pack-start column renderer)
1138           (tree-view-column-add-attribute column renderer "text" 1)
1139           (tree-view-append-column tv column))
1140         (connect-signal tv "row-activated"
1141                         (lambda (w path column)
1142                           (declare (ignore w column))
1143                           (let* ((iter (tree-model-iter-by-path l path))
1144                                  (n (tree-model-value l iter 0))
1145                                  (dialog (make-instance 'message-dialog
1146                                                         :title "Clicked"
1147                                                         :text (format nil "Number ~A was clicked" n)
1148                                                         :buttons :ok)))
1149                             (dialog-run dialog)
1150                             (object-destroy dialog)))))
1151       (connect-signal w "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
1152       (widget-show w))))
1153
1154 (defun test-tree-store ()
1155   "Demonstrates usage of tree store"
1156   (within-main-loop
1157     (let-ui (gtk-window
1158              :type :toplevel
1159              :title "GtkListStore"
1160              :default-width 600
1161              :default-height 400
1162              :var w
1163              (v-box
1164               (label :label "A GtkListStore") :expand nil
1165               (scrolled-window
1166                :hscrollbar-policy :automatic
1167                :vscrollbar-policy :automatic
1168                (tree-view :var tv))))
1169       (let ((l (make-instance 'tree-store :column-types '("gint" "gchararray"))))
1170         (iter (for i from 0 below 100)
1171               (for n = (random 10000000))
1172               (for s = (format nil "~R" n))
1173               (for it = (tree-store-insert-with-values l nil i n s))
1174               (iter (for j from 0 below 10)
1175                     (for n2 = (random 10000000))
1176                     (for s2 = (format nil "~R" n2))
1177                     (tree-store-insert-with-values l it j n2 s2)))
1178         (setf (tree-view-model tv) l)
1179         (let ((column (make-instance 'tree-view-column :title "Number" :sort-column-id 0))
1180               (renderer (make-instance 'cell-renderer-text :text "A text")))
1181           (tree-view-column-pack-start column renderer)
1182           (tree-view-column-add-attribute column renderer "text" 0)
1183           (tree-view-append-column tv column))
1184         (let ((column (make-instance 'tree-view-column :title "As string" :sort-column-id 1))
1185               (renderer (make-instance 'cell-renderer-text :text "A text")))
1186           (tree-view-column-pack-start column renderer)
1187           (tree-view-column-add-attribute column renderer "text" 1)
1188           (tree-view-append-column tv column))
1189         (connect-signal tv "row-activated"
1190                         (lambda (w path column)
1191                           (declare (ignore w column))
1192                           (let* ((iter (tree-model-iter-by-path l path))
1193                                  (n (tree-model-value l iter 0))
1194                                  (dialog (make-instance 'message-dialog
1195                                                         :title "Clicked"
1196                                                         :text (format nil "Number ~A was clicked" n)
1197                                                         :buttons :ok)))
1198                             (dialog-run dialog)
1199                             (object-destroy dialog)))))
1200       (connect-signal w "destroy" (lambda (w) (declare (ignore w)) (leave-gtk-main)))
1201       (widget-show w))))
1202
1203 (defun test-gdk-expose (gdk-window)
1204   (let* ((gc (graphics-context-new gdk-window)))
1205     (multiple-value-bind (w h) (drawable-get-size gdk-window)
1206       (setf (graphics-context-rgb-bg-color gc) (make-color :red 0 :green 0 :blue 0))
1207       (draw-polygon gdk-window gc t (list (make-point :x 0 :y 0)
1208                                           (make-point :x (truncate w 2) :y 0)
1209                                           (make-point :x w :y (truncate h 2))
1210                                           (make-point :x w :y h)
1211                                           (make-point :x (truncate w 2) :y h)
1212                                           (make-point :x 0 :y (truncate h 2))))
1213       (setf (graphics-context-rgb-fg-color gc) (make-color :red 65535 :green 0 :blue 0))
1214       (draw-point gdk-window gc 20 10)
1215       (setf (graphics-context-rgb-fg-color gc) (make-color :red 0 :green 65535 :blue 0))
1216       (draw-points gdk-window gc (list (make-point :x 15 :y 20) (make-point :x 35 :y 40)))
1217       (setf (graphics-context-rgb-fg-color gc) (make-color :red 0 :green 0 :blue 65535))
1218       (draw-line gdk-window gc 60 30 40 50)
1219       (setf (graphics-context-rgb-fg-color gc) (make-color :red 65535 :green 65535 :blue 0))
1220       (draw-lines gdk-window gc (list (make-point :x 10 :y 30) (make-point :x 15 :y 40)
1221                                       (make-point :x 15 :y 50) (make-point :x 10 :y 56)))
1222       (setf (graphics-context-rgb-fg-color gc) (make-color :red 0 :green 65535 :blue 65535))
1223       (draw-segments gdk-window gc (list (make-segment :x1 35 :y1 35 :x2 55 :y2 35)
1224                                          (make-segment :x1 65 :y1 35 :x2 43 :y2 17)))
1225       (setf (graphics-context-rgb-fg-color gc) (make-color :red 65535 :green 0 :blue 65535)
1226             (graphics-context-rgb-bg-color gc) (make-color :red 32767 :green 0 :blue 32767))
1227       (draw-arc gdk-window gc nil 70 30 75 50 (* 64 75) (* 64 200))
1228       (draw-polygon gdk-window gc nil (list (make-point :x 20 :y 40)
1229                                             (make-point :x 30 :y 50)
1230                                             (make-point :x 40 :y 70)
1231                                             (make-point :x 30 :y 80)
1232                                             (make-point :x 10 :y 55)))
1233       (setf (graphics-context-rgb-fg-color gc) (make-color :red 16384 :green 16384 :blue 65535))
1234       (draw-trapezoids gdk-window gc (list (make-trapezoid :y1 50.0d0 :y2 70.0d0
1235                                                            :x11 30.0d0 :x12 45.0d0
1236                                                            :x21 70.0d0 :x22 50.0d0))))))
1237
1238 (defun test-gdk ()
1239   "Test various gdk primitives"
1240   (within-main-loop
1241     (let ((window (make-instance 'gtk-window :type :toplevel :app-paintable t)))
1242       (connect-signal window "destroy" (lambda (widget)
1243                                          (declare (ignore widget))
1244                                          (leave-gtk-main)))
1245       (connect-signal window "expose-event"
1246                       (lambda (widget event)
1247                         (declare (ignore widget event))
1248                         (test-gdk-expose (widget-window window))))
1249       (connect-signal window "configure-event"
1250                       (lambda (widget event)
1251                         (declare (ignore widget event))
1252                         (widget-queue-draw window)))
1253       (widget-show window)
1254       (push :pointer-motion-mask (gdk-window-events (widget-window window))))))