Introduced new views for rendering source code.

git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@184 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a

11 files changed, 835 insertions, 294 deletions

diff --git a/src/gtkext/Makefile.am b/src/gtkext/Makefile.am
index fbfa0b6..d253edc 100644
--- a/src/gtkext/Makefile.am
+++ b/src/gtkext/Makefile.am
@@ -14,6 +14,9 @@ libgtkext_la_SOURCES =					\
 	gtkdropwindow.h gtkdropwindow.c		\
 	gtkgraphview.h gtkgraphview.c		\
 	gtklinkrenderer.h gtklinkrenderer.c	\
+	gtksourceview.h gtksourceview.c		\
+	gtkviewpanel-int.h					\
+	gtkviewpanel.h gtkviewpanel.c		\
 	iodamarshal.h iodamarshal.c			\
 	support.h support.c
 
diff --git a/src/gtkext/gtkbinview-int.h b/src/gtkext/gtkbinview-int.h
index ab72a84..51bc786 100644
--- a/src/gtkext/gtkbinview-int.h
+++ b/src/gtkext/gtkbinview-int.h
@@ -26,6 +26,7 @@
 
 
 #include "gtkbinview.h"
+#include "gtkviewpanel-int.h"
 
 
 #include <stdbool.h>
@@ -33,9 +34,6 @@
 
 
 
-/* Réagit à un défilement quelconque. */
-typedef void (* scroll_fc) (GtkBinView *);
-
 /* Définit les lignes à associer à la représentation. */
 typedef void (* set_rendering_lines_fc) (GtkBinView *, GRenderingLine *, GRenderingLine *);
 
@@ -48,21 +46,13 @@ typedef bool (* get_addr_coordinates_fc) (const GtkBinView *, vmpa_t, gint *, gi
 
 struct _GtkBinView
 {
-    GtkFixed parent;                        /* A laisser en premier        */
-
-    GtkAdjustment *hadjustment;             /* Barre de défilement horiz.  */
-    GtkAdjustment *vadjustment;             /* Barre de défilement vert.   */
-
-    GdkGC *gc;                              /* Contexte graphique du rendu */
-
-    bool show_border;                       /* Affichage d'une bordure ?   */
+    GtkViewPanel parent;                    /* A laisser en premier        */
 
     GOpenidaBinary *binary;                 /* Contenu binaire affiché     */
 
     GRenderingLine *lines;                  /* Contenu à représenter       */
     GRenderingLine *last;                   /* Dernière ligne associée     */
 
-    scroll_fc scroll;                       /* Défilement du contenu       */
     set_rendering_lines_fc set_lines;       /* Association des lignes      */
     define_main_address_fc define_address;  /* Sélection externe d'adresse */
     get_addr_coordinates_fc get_coordinates;/* Conversion adresse <-> pos. */
@@ -71,12 +61,10 @@ struct _GtkBinView
 
 struct _GtkBinViewClass
 {
-    GtkFixedClass parent;                   /* A laisser en premier        */
+    GtkViewPanelClass parent;               /* A laisser en premier        */
 
     /* Signaux */
 
-    void (* set_scroll_adjustments) (GtkBinView *, GtkAdjustment *, GtkAdjustment *);
-
     void (* lines_set) (GtkBinView *);
 
 };
diff --git a/src/gtkext/gtkbinview.c b/src/gtkext/gtkbinview.c
index 0a9ce6e..46fc9ce 100644
--- a/src/gtkext/gtkbinview.c
+++ b/src/gtkext/gtkbinview.c
@@ -25,27 +25,32 @@
 
 
 #include "gtkbinview-int.h"
-#include "iodamarshal.h"
 
 
 
-/* Enregistrement les défilements à associer au composant GTK. */
-static void gtk_binview_set_scroll_adjustments(GtkBinView *, GtkAdjustment *, GtkAdjustment *);
+/* Acquitement d'une fin d'attachement */
+typedef struct _bv_loading_ack
+{
+    bool lines_set;                         /* Construction complète       */
+    GMutex *mutex;                          /* Accès à la variable         */
+    GCond *cond;                            /* Attente de changement       */
+
+} bv_loading_ack;
+
+
+/* Prend acte de l'association d'un binaire chargé. */
+static void gtk_bin_view_attach_binary(GtkBinView *, GOpenidaBinary *);
 
-/* Encadre la construction graphique initiale de la visualisation. */
-static void gtk_bin_view_realize(GtkWidget *);
+/* Prend note de la fin d'une construction d'une visualisation. */
+static void ack_loaded_lines_for_bin_view(GtkBinView *, bv_loading_ack *);
 
-/* Met à jour l'affichage de la visualisation de code binaire. */
-static gboolean gtk_bin_view_expose(GtkBinView *, GdkEventExpose *);
 
-/* Prend acte d'un nouveau défilement. */
-static void gtk_bin_view_adj_value_changed(GtkAdjustment *, GtkBinView *);
 
 
 
 
 /* Détermine le type du composant d'affichage des morceaux. */
-G_DEFINE_TYPE(GtkBinView, gtk_binview, GTK_TYPE_FIXED)
+G_DEFINE_TYPE(GtkBinView, gtk_binview, GTK_TYPE_VIEW_PANEL)
 
 
 
@@ -66,26 +71,6 @@ G_DEFINE_TYPE(GtkBinView, gtk_binview, GTK_TYPE_FIXED)
 
 static void gtk_binview_class_init(GtkBinViewClass *class)
 {
-    GtkWidgetClass *widget_class;           /* Classe de haut niveau       */
-
-    widget_class = GTK_WIDGET_CLASS(class);
-
-    widget_class->realize = gtk_bin_view_realize;
-    widget_class->expose_event = gtk_bin_view_expose;
-
-    class->set_scroll_adjustments = gtk_binview_set_scroll_adjustments;
-
-    widget_class->set_scroll_adjustments_signal =
-        g_signal_new(("set_scroll_adjustments"),
-                     GTK_TYPE_BIN_VIEW,
-                     G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
-                     G_STRUCT_OFFSET(GtkBinViewClass, set_scroll_adjustments),
-                     NULL, NULL,
-                     g_cclosure_user_marshal_VOID__OBJECT_OBJECT,
-                     G_TYPE_NONE, 2,
-                     GTK_TYPE_ADJUSTMENT,
-                     GTK_TYPE_ADJUSTMENT);
-
     g_signal_new("lines-set",
                  GTK_TYPE_BIN_VIEW,
                  G_SIGNAL_RUN_LAST,
@@ -99,34 +84,6 @@ static void gtk_binview_class_init(GtkBinViewClass *class)
 
 /******************************************************************************
 *                                                                             *
-*  Paramètres  : view        = vue à compléter.                               *
-*                hadjustment = nouveau défilement horizontal à intégrer.      *
-*                vadjustment = nouveau défilement vertical à intégrer.        *
-*                                                                             *
-*  Description : Enregistrement les défilements à associer au composant GTK.  *
-*                                                                             *
-*  Retour      : -                                                            *
-*                                                                             *
-*  Remarques   : -                                                            *
-*                                                                             *
-******************************************************************************/
-
-static void gtk_binview_set_scroll_adjustments(GtkBinView *view, GtkAdjustment *hadjustment, GtkAdjustment *vadjustment)
-{
-    view->hadjustment = hadjustment;
-    view->vadjustment = vadjustment;
-
-    g_signal_connect(hadjustment, "value_changed",
-                     G_CALLBACK(gtk_bin_view_adj_value_changed), view);
-
-    g_signal_connect(vadjustment, "value_changed",
-                     G_CALLBACK(gtk_bin_view_adj_value_changed), view);
-
-}
-
-
-/******************************************************************************
-*                                                                             *
 *  Paramètres  : view = composant GTK à initialiser.                          *
 *                                                                             *
 *  Description : Procède à l'initialisation de l'afficheur de morceaux.       *
@@ -139,7 +96,11 @@ static void gtk_binview_set_scroll_adjustments(GtkBinView *view, GtkAdjustment *
 
 static void gtk_binview_init(GtkBinView *view)
 {
-    gtk_fixed_set_has_window(GTK_FIXED(view), TRUE);
+    GtkViewPanel *panel;                    /* Instance parente            */
+
+    panel = GTK_VIEW_PANEL(view);
+
+    panel->attach = (attach_binary_fc)gtk_bin_view_attach_binary;
 
 }
 
@@ -165,9 +126,10 @@ GtkWidget* gtk_binview_new(void)
 
 /******************************************************************************
 *                                                                             *
-*  Paramètres  : widget = composant GTK à redessiner.                         *
+*  Paramètres  : view   = composant GTK à mettre à jour.                      *
+*                binary = binaire associé à intégrer.                         *
 *                                                                             *
-*  Description : Encadre la construction graphique initiale de la visualisat°.*
+*  Description : Prend acte de l'association d'un binaire chargé.             *
 *                                                                             *
 *  Retour      : -                                                            *
 *                                                                             *
@@ -175,88 +137,39 @@ GtkWidget* gtk_binview_new(void)
 *                                                                             *
 ******************************************************************************/
 
-static void gtk_bin_view_realize(GtkWidget *widget)
+static void gtk_bin_view_attach_binary(GtkBinView *view, GOpenidaBinary *binary)
 {
-    GdkWindowAttr attributes;               /* Propriétés du composant     */
-    guint attributes_mask;                  /* Masque de prise en compte   */
-    GdkColor white;                         /* Couleur de fond normale     */
-
-    GTK_WIDGET_SET_FLAGS(widget, GTK_REALIZED);
+    bv_loading_ack ack;                     /* Informations d'acquitement  */
 
-    attributes.window_type = GDK_WINDOW_CHILD;
-    attributes.x = widget->allocation.x;
-    attributes.y = widget->allocation.y;
-    attributes.width = widget->allocation.width;
-    attributes.height = widget->allocation.height;
+    ack.lines_set = false;
+    ack.mutex = g_mutex_new();
+    ack.cond = g_cond_new();
 
-    attributes.wclass = GDK_INPUT_OUTPUT;
-    attributes.event_mask = gtk_widget_get_events(widget)
-        | GDK_BUTTON_PRESS_MASK | GDK_EXPOSURE_MASK;
+    g_signal_connect(view, "lines-set", G_CALLBACK(ack_loaded_lines_for_bin_view), &ack);
 
-    attributes_mask = GDK_WA_X | GDK_WA_Y;
+    gtk_bin_view_set_rendering_lines(view, binary,
+                                     g_openida_binary_get_lines(binary), NULL);
 
-    widget->window = gdk_window_new(gtk_widget_get_parent_window(widget),
-                                    &attributes, attributes_mask);
+    /* Attente de la fin de construction */
+    g_mutex_lock(ack.mutex);
+    while (!ack.lines_set)
+        g_cond_wait(ack.cond, ack.mutex);
+    g_mutex_unlock(ack.mutex);
 
-    gdk_window_set_user_data(widget->window, widget);
+    g_signal_handlers_disconnect_by_func(view, G_CALLBACK(ack_loaded_lines_for_bin_view), &ack);
 
-    widget->style = gtk_style_attach(widget->style, widget->window);
-
-    gdk_color_white(gtk_widget_get_colormap(widget), &white);
-    gtk_widget_modify_bg(widget, GTK_STATE_NORMAL, &white);
-
-    GTK_BIN_VIEW(widget)->gc = gdk_gc_new(GDK_DRAWABLE(widget->window));
+    g_mutex_free(ack.mutex);
+    g_cond_free(ack.cond);
 
 }
 
 
 /******************************************************************************
 *                                                                             *
-*  Paramètres  : view  = composant GTK à redessiner.                          *
-*                event = informations liées à l'événement.                    *
-*                                                                             *
-*  Description : Met à jour l'affichage de la visualisation de code binaire.  *
+*  Paramètres  : view = composant d'affichage prêt à utilisation.             *
+*                ack  = paramètres nécessaires à l'acquitement.               *
 *                                                                             *
-*  Retour      : FALSE pour poursuivre la propagation de l'événement.         *
-*                                                                             *
-*  Remarques   : -                                                            *
-*                                                                             *
-******************************************************************************/
-
-static gboolean gtk_bin_view_expose(GtkBinView *view, GdkEventExpose *event)
-{
-    GdkGCValues values;                     /* Propriétés du contexte      */
-    GtkStyle *style;                        /* Style associé au composant  */
-    int width;                              /* Largeur de l'élément        */
-    int height;                             /* Hauteur de l'élément        */
-
-    if (view->show_border)
-    {
-        gdk_gc_get_values(view->gc, &values);
-        style = gtk_widget_get_style(GTK_WIDGET(view));
-
-        gtk_widget_get_size_request(GTK_WIDGET(view), &width, &height);
-
-        gdk_gc_set_foreground(view->gc, &style->dark[GTK_WIDGET_STATE(GTK_WIDGET(view))]);
-
-        gdk_draw_rectangle(GDK_DRAWABLE(GTK_WIDGET(view)->window), view->gc,
-                           FALSE, 0, 0, width - 1, height - 1);
-
-        gdk_gc_set_foreground(view->gc, &values.foreground);
-
-    }
-
-    return FALSE;
-
-}
-
-
-/******************************************************************************
-*                                                                             *
-*  Paramètres  : view  = composant GTK à consulter.                           *
-*                alloc = étendue à accorder à la vue.                         *
-*                                                                             *
-*  Description : Calcule la surface pleine utilisable pour la vue.            *
+*  Description : Prend note de la fin d'une construction d'une visualisation. *
 *                                                                             *
 *  Retour      : -                                                            *
 *                                                                             *
@@ -264,82 +177,22 @@ static gboolean gtk_bin_view_expose(GtkBinView *view, GdkEventExpose *event)
 *                                                                             *
 ******************************************************************************/
 
-void gtk_bin_view_compute_allocation(GtkBinView *view, GtkAllocation *alloc)
+static void ack_loaded_lines_for_bin_view(GtkBinView *view, bv_loading_ack *ack)
 {
-    GtkWidget *widget;                      /* Autre version de la vue     */
-    GtkAllocation *allocation;              /* Raccourci d'utilisation #1  */
-    gint border_width;                      /* Raccourci d'utilisation #2  */
-
-    widget = GTK_WIDGET(view);
-    allocation = &widget->allocation;
-    border_width = GTK_CONTAINER(view)->border_width;
+    g_mutex_lock(ack->mutex);
 
-    alloc->x = 0;
-    alloc->y = 0;
-
-    /*
-    if (viewport->shadow_type != GTK_SHADOW_NONE)
-    {
-        alloc->x = widget->style->xthickness;
-        alloc->y = widget->style->ythickness;
-    }
-    */
+    ack->lines_set = true;
 
-    alloc->width = MAX(1, allocation->width - alloc->x * 2 - border_width * 2);
-    alloc->height = MAX(1, allocation->height - alloc->y * 2 - border_width * 2);
+    g_cond_signal(ack->cond);
+    g_mutex_unlock(ack->mutex);
 
 }
 
 
-/******************************************************************************
-*                                                                             *
-*  Paramètres  : adj     = valeurs de défilement à consulter.                 *
-*                changed = note une mise à jour de valeur. [OUT]              *
-*                                                                             *
-*  Description : S'assure que la valeur de défilement actuelle est valable.   *
-*                                                                             *
-*  Retour      : -                                                            *
-*                                                                             *
-*  Remarques   : -                                                            *
-*                                                                             *
-******************************************************************************/
 
-void gtk_bin_view_reclamp_adjustment(GtkAdjustment *adj, gboolean *changed)
-{
-    gdouble value;                          /* Valeur actuelle             */
 
-    value = adj->value;
-  
-    value = CLAMP(value, 0, adj->upper - adj->page_size);
 
-    if (value != adj->value)
-    {
-        adj->value = value;
-        *changed = TRUE;
-    }
-    else *changed = FALSE;
 
-}
-
-
-/******************************************************************************
-*                                                                             *
-*  Paramètres  : adj  = défilement à l'origine de l'action.                   *
-*                view = composant GTK à redessiner.                           *
-*                                                                             *
-*  Description : Prend acte d'un nouveau défilement.                          *
-*                                                                             *
-*  Retour      : -                                                            *
-*                                                                             *
-*  Remarques   : -                                                            *
-*                                                                             *
-******************************************************************************/
-
-static void gtk_bin_view_adj_value_changed(GtkAdjustment *adj, GtkBinView *view)
-{
-    view->scroll(view);
-
-}
 
 
 /******************************************************************************
@@ -357,7 +210,8 @@ static void gtk_bin_view_adj_value_changed(GtkAdjustment *adj, GtkBinView *view)
 
 void gtk_bin_view_show_border(GtkBinView *view, bool show)
 {
-    view->show_border = show;
+    /* FIXME : à déplacer vers GtkViewPanel */
+    GTK_VIEW_PANEL(view)->show_border = show;
 
 }
 
@@ -395,25 +249,6 @@ void gtk_bin_view_set_rendering_lines(GtkBinView *view, GOpenidaBinary *binary,
 *                                                                             *
 *  Paramètres  : view = composant GTK à consulter.                            *
 *                                                                             *
-*  Description : Fournit le binaire associé à la représentation.              *
-*                                                                             *
-*  Retour      : Représentation de contenu binaire.                           *
-*                                                                             *
-*  Remarques   : -                                                            *
-*                                                                             *
-******************************************************************************/
-
-GOpenidaBinary *gtk_bin_view_get_binary(const GtkBinView *view)
-{
-    return view->binary;
-
-}
-
-
-/******************************************************************************
-*                                                                             *
-*  Paramètres  : view = composant GTK à consulter.                            *
-*                                                                             *
 *  Description : Fournit la liste des lignes associées à la représentation.   *
 *                                                                             *
 *  Retour      : Ligne de représentation.                                     *
@@ -566,6 +401,8 @@ bool gtk_bin_view_contain_address(const GtkBinView *view, vmpa_t addr)
 
 void gtk_bin_view_scroll_to_address(GtkBinView *view, vmpa_t addr)
 {
+    /* FIXME */
+#if 0
     gint x;                                 /* Abscisse à garantir         */
     gint y;                                 /* Ordonnée à garantir         */
     GtkAdjustment *adj;                     /* Défilement à mettre à jour  */
@@ -590,5 +427,5 @@ void gtk_bin_view_scroll_to_address(GtkBinView *view, vmpa_t addr)
         gtk_adjustment_set_value(adj, y);
 
     }
-
+#endif
 }
diff --git a/src/gtkext/gtkbinview.h b/src/gtkext/gtkbinview.h
index 2dae0eb..945eefb 100644
--- a/src/gtkext/gtkbinview.h
+++ b/src/gtkext/gtkbinview.h
@@ -59,9 +59,6 @@ void gtk_bin_view_show_border(GtkBinView *, bool);
 /* Définit les lignes à associer à la représentation. */
 void gtk_bin_view_set_rendering_lines(GtkBinView *, GOpenidaBinary *, GRenderingLine *, GRenderingLine *);
 
-/* Fournit le binaire associé à la représentation. */
-GOpenidaBinary *gtk_bin_view_get_binary(const GtkBinView *);
-
 /* Fournit la liste des lignes associées à la représentation. */
 GRenderingLine *gtk_bin_view_get_lines(const GtkBinView *);
 
diff --git a/src/gtkext/gtkblockview.c b/src/gtkext/gtkblockview.c
index a19c17a..66177b8 100644
--- a/src/gtkext/gtkblockview.c
+++ b/src/gtkext/gtkblockview.c
@@ -501,18 +501,20 @@ static void gtk_block_view_class_init(GtkBlockViewClass *klass)
 
 static void gtk_block_view_init(GtkBlockView *view)
 {
-    GtkBinView *binview;                    /* Instance parente            */
+    GtkViewPanel *viewpanel;                /* Instance parente #1         */
+    GtkBinView *binview;                    /* Instance parente #2         */
+
+    viewpanel = GTK_VIEW_PANEL(view);
+
+    viewpanel->scroll = (scroll_fc)gtk_block_view_scroll;
 
     binview = GTK_BIN_VIEW(view);
 
-    binview->scroll = (scroll_fc)gtk_block_view_scroll;
     binview->set_lines = (set_rendering_lines_fc)gtk_block_view_set_rendering_lines;
     binview->get_coordinates = (get_addr_coordinates_fc)gtk_block_view_get_address_coordinates;
 
-
     view->_buffer = g_code_buffer_new();
 
-
 }
 
 
@@ -578,7 +580,7 @@ static void gtk_block_view_size_request(GtkWidget *widget, GtkRequisition *requi
 
 static void gtk_block_view_size_allocate(GtkWidget *widget, GtkAllocation *allocation)
 {
-    GtkBinView *view;                       /* Autre version du composant  */
+    GtkViewPanel *panel;                    /* Autre version du composant  */
     gint width;                             /* Largeur de l'objet actuelle */
     gint height;                            /* Hauteur de l'objet actuelle */
     GtkAllocation valloc;                   /* Surface utilisable          */
@@ -593,44 +595,44 @@ static void gtk_block_view_size_allocate(GtkWidget *widget, GtkAllocation *alloc
                                allocation->x, allocation->y,
                                allocation->width, allocation->height);
 
-    view = GTK_BIN_VIEW(widget);
+    panel = GTK_VIEW_PANEL(widget);
 
-    if (view->hadjustment == NULL || view->vadjustment == NULL)
+    if (panel->hadjustment == NULL || panel->vadjustment == NULL)
         return;
 
-    g_buffer_view_get_size(GTK_BLOCK_VIEW(view)->buffer_view, &width, &height);
+    g_buffer_view_get_size(GTK_BLOCK_VIEW(widget)->buffer_view, &width, &height);
 
-    gtk_bin_view_compute_allocation(view, &valloc);
+    gtk_view_panel_compute_allocation(panel, &valloc);
 
     /* Défilement horizontal */
 
-    view->hadjustment->page_size = valloc.width;
-    view->hadjustment->step_increment = valloc.width * 0.1;
-    view->hadjustment->page_increment = valloc.width * 0.9;
+    panel->hadjustment->page_size = valloc.width;
+    panel->hadjustment->step_increment = valloc.width * 0.1;
+    panel->hadjustment->page_increment = valloc.width * 0.9;
 
-    view->hadjustment->upper = MAX(width, valloc.width);
+    panel->hadjustment->upper = MAX(width, valloc.width);
 
-    gtk_bin_view_reclamp_adjustment(view->hadjustment, &changed);
+    gtk_view_panel_reclamp_adjustment(panel->hadjustment, &changed);
 
-    gtk_adjustment_changed(view->hadjustment);
+    gtk_adjustment_changed(panel->hadjustment);
 
     if (changed)
-        gtk_adjustment_value_changed(view->hadjustment);
+        gtk_adjustment_value_changed(panel->hadjustment);
 
     /* Défilement vertical */
 
-    view->vadjustment->page_size = valloc.height;
-    view->vadjustment->step_increment = GTK_BLOCK_VIEW(view)->line_height;
-    view->vadjustment->page_increment = view->vadjustment->step_increment * 10.0;
+    panel->vadjustment->page_size = valloc.height;
+    panel->vadjustment->step_increment = GTK_BLOCK_VIEW(widget)->line_height;
+    panel->vadjustment->page_increment = panel->vadjustment->step_increment * 10.0;
 
-    view->vadjustment->upper = MAX(height, valloc.height);
+    panel->vadjustment->upper = MAX(height, valloc.height);
 
-    gtk_bin_view_reclamp_adjustment(view->vadjustment, &changed);
+    gtk_view_panel_reclamp_adjustment(panel->vadjustment, &changed);
 
-    gtk_adjustment_changed(view->vadjustment);
+    gtk_adjustment_changed(panel->vadjustment);
 
     if (changed)
-        gtk_adjustment_value_changed(view->vadjustment);
+        gtk_adjustment_value_changed(panel->vadjustment);
 
 }
 
@@ -723,11 +725,11 @@ void gtk_block_view_update_margin(GRenderingLine *line, GtkBlockView *view)
 
 static void gtk_block_view_compute_fake_coord(GtkBlockView *view, gint *x, gint *y)
 {
-    if (GTK_BIN_VIEW(view)->hadjustment != NULL)
-        *x -= gtk_adjustment_get_value(GTK_BIN_VIEW(view)->hadjustment);
+    if (GTK_VIEW_PANEL(view)->hadjustment != NULL)
+        *x -= gtk_adjustment_get_value(GTK_VIEW_PANEL(view)->hadjustment);
 
-    if (GTK_BIN_VIEW(view)->vadjustment != NULL)
-        *y += gtk_adjustment_get_value(GTK_BIN_VIEW(view)->vadjustment);
+    if (GTK_VIEW_PANEL(view)->vadjustment != NULL)
+        *y += gtk_adjustment_get_value(GTK_VIEW_PANEL(view)->vadjustment);
 
 }
 
@@ -747,11 +749,11 @@ static void gtk_block_view_compute_fake_coord(GtkBlockView *view, gint *x, gint
 
 static void gtk_block_view_compute_real_coord(GtkBlockView *view, gint *x, gint *y)
 {
-    if (x != NULL && GTK_BIN_VIEW(view)->hadjustment != NULL)
-        *x += gtk_adjustment_get_value(GTK_BIN_VIEW(view)->hadjustment);
+    if (x != NULL && GTK_VIEW_PANEL(view)->hadjustment != NULL)
+        *x += gtk_adjustment_get_value(GTK_VIEW_PANEL(view)->hadjustment);
 
-    if (y != NULL && GTK_BIN_VIEW(view)->vadjustment != NULL)
-        *y += gtk_adjustment_get_value(GTK_BIN_VIEW(view)->vadjustment);
+    if (y != NULL && GTK_VIEW_PANEL(view)->vadjustment != NULL)
+        *y += gtk_adjustment_get_value(GTK_VIEW_PANEL(view)->vadjustment);
 
 }
 
@@ -840,7 +842,7 @@ static void gtk_block_view_draw_line_extra(GBufferLine *line, GdkDrawable *drawa
 static gboolean gtk_block_view_expose(GtkWidget *widget, GdkEventExpose *event)
 {
     GtkBlockView *view;                     /* Autre version du composant  */
-    GtkBinView *bview;                      /* Autre version du composant  */
+    GtkViewPanel *pview;                    /* Autre version du composant  */
     GtkStyle *style;                        /* Style associé au composant  */
     GdkDrawable *drawable;                  /* Surface de dessin           */
     gint fake_x;                            /* Abscisse virtuelle          */
@@ -849,13 +851,13 @@ static gboolean gtk_block_view_expose(GtkWidget *widget, GdkEventExpose *event)
 
     view = GTK_BLOCK_VIEW(widget);
     widget = GTK_WIDGET(view);
-    bview = GTK_BIN_VIEW(widget);
+    pview = GTK_VIEW_PANEL(widget);
 
     drawable = GDK_DRAWABLE(event->window);
 
     gdk_window_begin_paint_region(drawable, event->region);
 
-    gdk_gc_set_clip_region(bview->gc, event->region);
+    gdk_gc_set_clip_region(pview->gc, event->region);
 
     style = gtk_widget_get_style(GTK_WIDGET(view));
 
@@ -865,14 +867,14 @@ static gboolean gtk_block_view_expose(GtkWidget *widget, GdkEventExpose *event)
 
     /* Dessin de la marge gauche */
 
-    gdk_gc_set_foreground(bview->gc, &style->mid[GTK_WIDGET_STATE(widget)]);
+    gdk_gc_set_foreground(pview->gc, &style->mid[GTK_WIDGET_STATE(widget)]);
 
-    gdk_draw_rectangle(drawable, bview->gc, TRUE,
+    gdk_draw_rectangle(drawable, pview->gc, TRUE,
                        fake_x, event->area.y, view->left_margin, event->area.y + event->area.height);
 
-    gdk_gc_set_foreground(bview->gc, &style->dark[GTK_WIDGET_STATE(widget)]);
+    gdk_gc_set_foreground(pview->gc, &style->dark[GTK_WIDGET_STATE(widget)]);
 
-    gdk_draw_line(drawable, bview->gc,
+    gdk_draw_line(drawable, pview->gc,
                   fake_x + view->left_margin, event->area.y,
                   fake_x + view->left_margin, event->area.y + event->area.height);
 
@@ -884,7 +886,7 @@ static gboolean gtk_block_view_expose(GtkWidget *widget, GdkEventExpose *event)
 
     /* Impression du désassemblage */
 
-    g_buffer_view_draw(view->buffer_view, event, bview->gc, fake_x, fake_y);
+    g_buffer_view_draw(view->buffer_view, event, pview->gc, fake_x, fake_y);
 
     gdk_window_end_paint(drawable);
 
diff --git a/src/gtkext/gtkgraphview.c b/src/gtkext/gtkgraphview.c
index 34e0e80..756c00a 100644
--- a/src/gtkext/gtkgraphview.c
+++ b/src/gtkext/gtkgraphview.c
@@ -144,12 +144,16 @@ static void gtk_graph_view_class_init(GtkGraphViewClass *klass)
 
 static void gtk_graph_view_init(GtkGraphView *view)
 {
-    GtkBinView *binview;                    /* Instance parente            */
+    GtkViewPanel *viewpanel;                /* Instance parente #1         */
+    GtkBinView *binview;                    /* Instance parente #2         */
     GdkColor white;                         /* Couleur de fond normale     */
 
+    viewpanel = GTK_VIEW_PANEL(view);
+
+    viewpanel->scroll = (scroll_fc)gtk_graph_view_scroll;
+
     binview = GTK_BIN_VIEW(view);
 
-    binview->scroll = (scroll_fc)gtk_graph_view_scroll;
     binview->set_lines = (set_rendering_lines_fc)gtk_graph_view_set_rendering_lines;
     binview->define_address = (define_main_address_fc)gtk_graph_view_define_main_address;
     binview->get_coordinates = (get_addr_coordinates_fc)gtk_graph_view_get_address_coordinates;
@@ -218,7 +222,7 @@ static void gtk_graph_view_size_request(GtkWidget *widget, GtkRequisition *requi
 static void gtk_graph_view_size_allocate(GtkWidget *widget, GtkAllocation *allocation)
 {
     gpointer fixed_class;                   /* Classe parente              */
-    GtkBinView *view;                       /* Autre version du composant  */
+    GtkViewPanel *panel;                    /* Autre version du composant  */
     GtkAllocation valloc;                   /* Surface utilisable          */
     gboolean changed;                       /* Changement de valeur ?      */
 
@@ -228,39 +232,42 @@ static void gtk_graph_view_size_allocate(GtkWidget *widget, GtkAllocation *alloc
 
     GTK_WIDGET_CLASS(fixed_class)->size_allocate(GTK_FIXED(widget), allocation);
 
-    view = GTK_BIN_VIEW(widget);
+    panel = GTK_VIEW_PANEL(widget);
+
+    if (panel->hadjustment == NULL || panel->vadjustment == NULL)
+        return;
 
-    gtk_bin_view_compute_allocation(view, &valloc);
+    gtk_view_panel_compute_allocation(panel, &valloc);
 
     /* Défilement horizontal */
 
-    view->hadjustment->page_size = valloc.width;
-    view->hadjustment->step_increment = valloc.width * 0.1;
-    view->hadjustment->page_increment = valloc.width * 0.9;
+    panel->hadjustment->page_size = valloc.width;
+    panel->hadjustment->step_increment = valloc.width * 0.1;
+    panel->hadjustment->page_increment = valloc.width * 0.9;
 
-    view->hadjustment->upper = MAX(GTK_GRAPH_VIEW(view)->requisition.width, valloc.width);
+    panel->hadjustment->upper = MAX(GTK_GRAPH_VIEW(widget)->requisition.width, valloc.width);
 
-    gtk_bin_view_reclamp_adjustment(view->hadjustment, &changed);
+    gtk_view_panel_reclamp_adjustment(panel->hadjustment, &changed);
 
-    gtk_adjustment_changed(view->hadjustment);
+    gtk_adjustment_changed(panel->hadjustment);
 
     if (changed)
-        gtk_adjustment_value_changed(view->hadjustment);
+        gtk_adjustment_value_changed(panel->hadjustment);
 
     /* Défilement vertical */
 
-    view->vadjustment->page_size = valloc.height;
-    view->vadjustment->step_increment = valloc.width * 0.1;
-    view->vadjustment->page_increment = valloc.width * 0.9;
+    panel->vadjustment->page_size = valloc.height;
+    panel->vadjustment->step_increment = valloc.width * 0.1;
+    panel->vadjustment->page_increment = valloc.width * 0.9;
 
-    view->vadjustment->upper = MAX(GTK_GRAPH_VIEW(view)->requisition.height, valloc.height);
+    panel->vadjustment->upper = MAX(GTK_GRAPH_VIEW(widget)->requisition.height, valloc.height);
 
-    gtk_bin_view_reclamp_adjustment(view->vadjustment, &changed);
+    gtk_view_panel_reclamp_adjustment(panel->vadjustment, &changed);
 
-    gtk_adjustment_changed(view->vadjustment);
+    gtk_adjustment_changed(panel->vadjustment);
 
     if (changed)
-        gtk_adjustment_value_changed(view->vadjustment);
+        gtk_adjustment_value_changed(panel->vadjustment);
 
 }
 
@@ -310,7 +317,7 @@ static gboolean gtk_graph_view_expose(GtkWidget *widget, GdkEventExpose *event,
     for (i = 0; i < view->links_count; i++)
         gtk_link_renderer_draw(view->links[i],
                                GDK_DRAWABLE(widget->window),
-                               GTK_BIN_VIEW(view)->gc);
+                               GTK_VIEW_PANEL(view)->gc);
 
     return FALSE;
 
@@ -387,8 +394,8 @@ static void gtk_graph_view_reset(GtkGraphView *view)
 static void gtk_graph_view_scroll(GtkGraphView *view)
 {
     gtk_fixed_move(GTK_FIXED(view), GTK_WIDGET(view->support),
-                   -GTK_BIN_VIEW(view)->hadjustment->value,
-                   -GTK_BIN_VIEW(view)->vadjustment->value);
+                   -GTK_VIEW_PANEL(view)->hadjustment->value,
+                   -GTK_VIEW_PANEL(view)->vadjustment->value);
 
 }
 
diff --git a/src/gtkext/gtksourceview.c b/src/gtkext/gtksourceview.c
new file mode 100644
index 0000000..14f7f95
--- /dev/null
+++ b/src/gtkext/gtksourceview.c
@@ -0,0 +1,147 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * gtksourceview.c - affichage de code source
+ *
+ * Copyright (C) 2010 Cyrille Bagard
+ *
+ *  This file is part of OpenIDA.
+ *
+ *  OpenIDA is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  OpenIDA is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "gtksourceview.h"
+
+
+#include "gtkviewpanel-int.h"
+
+
+
+/* -------------------------- INTERACTION DIRECTE AVEC GTK -------------------------- */
+
+
+/* Composant d'affichage de code source (instance) */
+struct _GtkSourceView
+{
+    GtkViewPanel parent;                    /* A laisser en premier        */
+
+};
+
+/* Composant d'affichage de code source (classe) */
+struct _GtkSourceViewClass
+{
+    GtkViewPanelClass parent;               /* A laisser en premier        */
+
+};
+
+
+/* Procède à l'initialisation de l'afficheur de code source. */
+static void gtk_source_view_class_init(GtkSourceViewClass *);
+
+/* Procède à l'initialisation de l'afficheur de code source. */
+static void gtk_source_view_init(GtkSourceView *);
+
+/* Prend acte de l'association d'un binaire chargé. */
+static void gtk_source_view_attach_binary(GtkSourceView *, GOpenidaBinary *);
+
+
+/* ---------------------------------------------------------------------------------- */
+/*                            INTERACTION DIRECTE AVEC GTK                            */
+/* ---------------------------------------------------------------------------------- */
+
+
+/* Détermine le type du composant d'affichage de code source. */
+G_DEFINE_TYPE(GtkSourceView, gtk_source_view, GTK_TYPE_VIEW_PANEL)
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : class = classe GTK à initialiser.                            *
+*                                                                             *
+*  Description : Procède à l'initialisation de l'afficheur de code source.    *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void gtk_source_view_class_init(GtkSourceViewClass *class)
+{
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : view = composant GTK à initialiser.                          *
+*                                                                             *
+*  Description : Procède à l'initialisation de l'afficheur de code source.    *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void gtk_source_view_init(GtkSourceView *view)
+{
+    GtkViewPanel *panel;                    /* Instance parente            */
+
+    panel = GTK_VIEW_PANEL(view);
+
+    panel->attach = (attach_binary_fc)gtk_source_view_attach_binary;
+
+}
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Crée un nouveau composant pour l'affichage de code source.   *
+*                                                                             *
+*  Retour      : Composant GTK créé.                                          *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+GtkWidget *gtk_source_view_new(void)
+{
+    GtkSourceView *result;
+
+    result = gtk_type_new(GTK_TYPE_SOURCE_VIEW);
+
+    return GTK_WIDGET(result);
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : view   = composant GTK à mettre à jour.                      *
+*                binary = binaire associé à intégrer.                         *
+*                                                                             *
+*  Description : Prend acte de l'association d'un binaire chargé.             *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void gtk_source_view_attach_binary(GtkSourceView *view, GOpenidaBinary *binary)
+{
+
+}
diff --git a/src/gtkext/gtksourceview.h b/src/gtkext/gtksourceview.h
new file mode 100644
index 0000000..3e78a20
--- /dev/null
+++ b/src/gtkext/gtksourceview.h
@@ -0,0 +1,57 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * gtksourceview.h - prototypes pour l'affichage de code source
+ *
+ * Copyright (C) 2010 Cyrille Bagard
+ *
+ *  This file is part of OpenIDA.
+ *
+ *  OpenIDA is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  OpenIDA is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef _GTK_SOURCEVIEW_H
+#define _GTK_SOURCEVIEW_H
+
+
+
+#include <glib-object.h>
+#include <gtk/gtkwidget.h>
+
+
+
+#define GTK_TYPE_SOURCE_VIEW                  (gtk_source_view_get_type())
+#define GTK_SOURCE_VIEW(obj)                  (G_TYPE_CHECK_INSTANCE_CAST((obj), GTK_TYPE_SOURCE_VIEW, GtkSourceView))
+#define GTK_SOURCE_VIEW_CLASS(klass)          (G_TYPE_CHECK_CLASS_CAST((klass), GTK_TYPE_SOURCE_VIEW, GtkSourceViewClass))
+#define GTK_IS_SOURCE_VIEW(obj)               (G_TYPE_CHECK_INSTANCE_TYPE((obj), GTK_TYPE_SOURCE_VIEW))
+#define GTK_IS_SOURCE_VIEW_CLASS(klass)       (G_TYPE_CHECK_CLASS_TYPE((klass), GTK_TYPE_SOURCE_VIEW))
+#define GTK_SOURCE_VIEW_GET_CLASS(obj)        (G_TYPE_INSTANCE_GET_CLASS((obj), GTK_TYPE_SOURCE_VIEW, GtkSourceViewClass))
+
+
+/* Composant d'affichage de code source (instance) */
+typedef struct _GtkSourceView GtkSourceView;
+
+/* Composant d'affichage de code source (classe) */
+typedef struct _GtkSourceViewClass GtkSourceViewClass;
+
+
+/* Détermine le type du composant d'affichage de code source. */
+GType gtk_source_view_get_type(void);
+
+/* Crée un nouveau composant pour l'affichage de code source. */
+GtkWidget *gtk_source_view_new(void);
+
+
+
+#endif  /* _GTK_SOURCEVIEW_H */
diff --git a/src/gtkext/gtkviewpanel-int.h b/src/gtkext/gtkviewpanel-int.h
new file mode 100644
index 0000000..7480807
--- /dev/null
+++ b/src/gtkext/gtkviewpanel-int.h
@@ -0,0 +1,81 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * gtkviewpanel-int.h - définitions internes propre à l'affichage de contenu de binaire
+ *
+ * Copyright (C) 2010 Cyrille Bagard
+ *
+ *  This file is part of OpenIDA.
+ *
+ *  OpenIDA is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  OpenIDA is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef _GTK_VIEWPANEL_INT_H
+#define _GTK_VIEWPANEL_INT_H
+
+
+#include "gtkviewpanel.h"
+
+
+#include <stdbool.h>
+#include <gtk/gtkfixed.h>
+
+
+
+/* Prend acte de l'association d'un binaire chargé. */
+typedef void (* attach_binary_fc) (GtkViewPanel *, GOpenidaBinary *);
+
+/* Réagit à un défilement quelconque. */
+typedef void (* scroll_fc) (GtkViewPanel *);
+
+
+/* Composant d'affichage générique (instance) */
+struct _GtkViewPanel
+{
+    GtkFixed parent;                        /* A laisser en premier        */
+
+    GtkAdjustment *hadjustment;             /* Barre de défilement horiz.  */
+    GtkAdjustment *vadjustment;             /* Barre de défilement vert.   */
+
+    GdkGC *gc;                              /* Contexte graphique du rendu */
+    bool show_border;                       /* Affichage d'une bordure ?   */
+
+    GOpenidaBinary *binary;                 /* Binaire à visualiser        */
+
+    attach_binary_fc attach;                /* Association avec un binaire */
+    scroll_fc scroll;                       /* Défilement du contenu       */
+
+};
+
+/* Composant d'affichage générique (classe) */
+struct _GtkViewPanelClass
+{
+    GtkFixedClass parent;                   /* A laisser en premier        */
+
+    /* Signaux */
+
+    void (* set_scroll_adjustments) (GtkViewPanel *, GtkAdjustment *, GtkAdjustment *);
+
+};
+
+
+/* S'assure que la valeur de défilement actuelle est valable. */
+void gtk_view_panel_reclamp_adjustment(GtkAdjustment *, gboolean *);
+
+/* Calcule la surface pleine utilisable pour le panneau. */
+void gtk_view_panel_compute_allocation(GtkViewPanel *, GtkAllocation *);
+
+
+
+#endif  /* _GTK_VIEWPANEL_INT_H */
diff --git a/src/gtkext/gtkviewpanel.c b/src/gtkext/gtkviewpanel.c
new file mode 100644
index 0000000..03279b2
--- /dev/null
+++ b/src/gtkext/gtkviewpanel.c
@@ -0,0 +1,361 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * gtkviewpanel.c - affichage de contenu de binaire
+ *
+ * Copyright (C) 2010 Cyrille Bagard
+ *
+ *  This file is part of OpenIDA.
+ *
+ *  OpenIDA is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  OpenIDA is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "gtkviewpanel.h"
+
+
+#include "gtkviewpanel-int.h"
+#include "iodamarshal.h"
+
+
+
+/* Procède à l'initialisation de l'afficheur générique. */
+static void gtk_view_panel_class_init(GtkViewPanelClass *);
+
+/* Procède à l'initialisation de l'afficheur générique. */
+static void gtk_view_panel_init(GtkViewPanel *);
+
+/* Enregistre les défilements à associer au composant GTK. */
+static void gtk_view_panel_set_scroll_adjustments(GtkViewPanel *, GtkAdjustment *, GtkAdjustment *);
+
+/* Prend acte d'un nouveau défilement. */
+static void gtk_view_panel_adj_value_changed(GtkAdjustment *, GtkViewPanel *);
+
+/* Encadre la construction graphique initiale de l'affichage. */
+static void gtk_view_panel_realize(GtkWidget *);
+
+/* Met à jour l'affichage du composant d'affichage. */
+static gboolean gtk_view_panel_expose(GtkWidget *, GdkEventExpose *);
+
+
+
+/* Détermine le type du composant d'affichage générique. */
+G_DEFINE_TYPE(GtkViewPanel, gtk_view_panel, GTK_TYPE_FIXED)
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : class = classe GTK à initialiser.                            *
+*                                                                             *
+*  Description : Procède à l'initialisation de l'afficheur générique.         *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void gtk_view_panel_class_init(GtkViewPanelClass *class)
+{
+    GtkWidgetClass *widget_class;           /* Classe de haut niveau       */
+
+    widget_class = GTK_WIDGET_CLASS(class);
+
+    widget_class->realize = gtk_view_panel_realize;
+    widget_class->expose_event = gtk_view_panel_expose;
+
+    class->set_scroll_adjustments = gtk_view_panel_set_scroll_adjustments;
+
+    widget_class->set_scroll_adjustments_signal =
+        g_signal_new(("set_scroll_adjustments"),
+                     GTK_TYPE_VIEW_PANEL,
+                     G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+                     G_STRUCT_OFFSET(GtkViewPanelClass, set_scroll_adjustments),
+                     NULL, NULL,
+                     g_cclosure_user_marshal_VOID__OBJECT_OBJECT,
+                     G_TYPE_NONE, 2,
+                     GTK_TYPE_ADJUSTMENT,
+                     GTK_TYPE_ADJUSTMENT);
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : view = composant GTK à initialiser.                          *
+*                                                                             *
+*  Description : Procède à l'initialisation de l'afficheur générique.         *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void gtk_view_panel_init(GtkViewPanel *panel)
+{
+    gtk_fixed_set_has_window(GTK_FIXED(panel), TRUE);
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : panel       = vue à compléter.                               *
+*                hadjustment = nouveau défilement horizontal à intégrer.      *
+*                vadjustment = nouveau défilement vertical à intégrer.        *
+*                                                                             *
+*  Description : Enregistre les défilements à associer au composant GTK.      *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void gtk_view_panel_set_scroll_adjustments(GtkViewPanel *panel, GtkAdjustment *hadjustment, GtkAdjustment *vadjustment)
+{
+    panel->hadjustment = hadjustment;
+    panel->vadjustment = vadjustment;
+
+    g_signal_connect(hadjustment, "value_changed",
+                     G_CALLBACK(gtk_view_panel_adj_value_changed), panel);
+
+    g_signal_connect(vadjustment, "value_changed",
+                     G_CALLBACK(gtk_view_panel_adj_value_changed), panel);
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : adj   = défilement à l'origine de l'action.                  *
+*                panel = composant GTK à redessiner.                          *
+*                                                                             *
+*  Description : Prend acte d'un nouveau défilement.                          *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void gtk_view_panel_adj_value_changed(GtkAdjustment *adj, GtkViewPanel *panel)
+{
+    panel->scroll(panel);
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : adj     = valeurs de défilement à consulter.                 *
+*                changed = note une mise à jour de valeur. [OUT]              *
+*                                                                             *
+*  Description : S'assure que la valeur de défilement actuelle est valable.   *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+void gtk_view_panel_reclamp_adjustment(GtkAdjustment *adj, gboolean *changed)
+{
+    gdouble value;                          /* Valeur actuelle             */
+
+    value = adj->value;
+  
+    value = CLAMP(value, 0, adj->upper - adj->page_size);
+
+    if (value != adj->value)
+    {
+        adj->value = value;
+        *changed = TRUE;
+    }
+    else *changed = FALSE;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : panel = composant GTK à consulter.                           *
+*                alloc = étendue à accorder à la vue.                         *
+*                                                                             *
+*  Description : Calcule la surface pleine utilisable pour le panneau.        *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+void gtk_view_panel_compute_allocation(GtkViewPanel *panel, GtkAllocation *alloc)
+{
+    GtkWidget *widget;                      /* Autre version de la vue     */
+    GtkAllocation *allocation;              /* Raccourci d'utilisation #1  */
+    gint border_width;                      /* Raccourci d'utilisation #2  */
+
+    widget = GTK_WIDGET(panel);
+    allocation = &widget->allocation;
+    border_width = GTK_CONTAINER(panel)->border_width;
+
+    alloc->x = 0;
+    alloc->y = 0;
+
+    /*
+    if (viewport->shadow_type != GTK_SHADOW_NONE)
+    {
+        alloc->x = widget->style->xthickness;
+        alloc->y = widget->style->ythickness;
+    }
+    */
+
+    alloc->width = MAX(1, allocation->width - alloc->x * 2 - border_width * 2);
+    alloc->height = MAX(1, allocation->height - alloc->y * 2 - border_width * 2);
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : widget = composant GTK à préparer.                           *
+*                                                                             *
+*  Description : Encadre la construction graphique initiale de l'affichage.   *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static void gtk_view_panel_realize(GtkWidget *widget)
+{
+    GdkWindowAttr attributes;               /* Propriétés du composant     */
+    guint attributes_mask;                  /* Masque de prise en compte   */
+    GdkColor white;                         /* Couleur de fond normale     */
+
+    GTK_WIDGET_SET_FLAGS(widget, GTK_REALIZED);
+
+    attributes.window_type = GDK_WINDOW_CHILD;
+    attributes.x = widget->allocation.x;
+    attributes.y = widget->allocation.y;
+    attributes.width = widget->allocation.width;
+    attributes.height = widget->allocation.height;
+
+    attributes.wclass = GDK_INPUT_OUTPUT;
+    attributes.event_mask = gtk_widget_get_events(widget)
+        | GDK_BUTTON_PRESS_MASK | GDK_EXPOSURE_MASK;
+
+    attributes_mask = GDK_WA_X | GDK_WA_Y;
+
+    widget->window = gdk_window_new(gtk_widget_get_parent_window(widget),
+                                    &attributes, attributes_mask);
+
+    gdk_window_set_user_data(widget->window, widget);
+
+    widget->style = gtk_style_attach(widget->style, widget->window);
+
+    gdk_color_white(gtk_widget_get_colormap(widget), &white);
+    gtk_widget_modify_bg(widget, GTK_STATE_NORMAL, &white);
+
+    GTK_VIEW_PANEL(widget)->gc = gdk_gc_new(GDK_DRAWABLE(widget->window));
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : widget = composant GTK à redessiner.                         *
+*                event = informations liées à l'événement.                    *
+*                                                                             *
+*  Description : Met à jour l'affichage du composant d'affichage.             *
+*                                                                             *
+*  Retour      : FALSE pour poursuivre la propagation de l'événement.         *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static gboolean gtk_view_panel_expose(GtkWidget *widget, GdkEventExpose *event)
+{
+    GtkViewPanel *panel;
+    GdkGCValues values;                     /* Propriétés du contexte      */
+    GtkStyle *style;                        /* Style associé au composant  */
+    int width;                              /* Largeur de l'élément        */
+    int height;                             /* Hauteur de l'élément        */
+
+    panel = GTK_VIEW_PANEL(widget);
+
+    if (panel->show_border)
+    {
+        gdk_gc_get_values(panel->gc, &values);
+        style = gtk_widget_get_style(widget);
+
+        gtk_widget_get_size_request(widget, &width, &height);
+
+        gdk_gc_set_foreground(panel->gc, &style->dark[GTK_WIDGET_STATE(widget)]);
+
+        gdk_draw_rectangle(GDK_DRAWABLE(widget->window), panel->gc,
+                           FALSE, 0, 0, width - 1, height - 1);
+
+        gdk_gc_set_foreground(panel->gc, &values.foreground);
+
+    }
+
+    return FALSE;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : panel  = composant GTK à mettre à jour.                      *
+*                binary = binaire associé à intégrer.                         *
+*                                                                             *
+*  Description : Associe à un panneau d'affichage un binaire chargé.          *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+void gtk_view_panel_attach_binary(GtkViewPanel *panel, GOpenidaBinary *binary)
+{
+    g_object_ref(G_OBJECT(binary));
+    panel->binary = binary;
+
+    panel->attach(panel, binary);
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : panel = composant GTK à consulter.                           *
+*                                                                             *
+*  Description : Fournit le binaire associé à la représentation.              *
+*                                                                             *
+*  Retour      : Représentation de contenu binaire.                           *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+GOpenidaBinary *gtk_view_panel_get_binary(const GtkViewPanel *panel)
+{
+    return panel->binary;
+
+}
diff --git a/src/gtkext/gtkviewpanel.h b/src/gtkext/gtkviewpanel.h
new file mode 100644
index 0000000..ad6cc46
--- /dev/null
+++ b/src/gtkext/gtkviewpanel.h
@@ -0,0 +1,61 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * gtkviewpanel.h - prototypes pour l'affichage de contenu de binaire
+ *
+ * Copyright (C) 2010 Cyrille Bagard
+ *
+ *  This file is part of OpenIDA.
+ *
+ *  OpenIDA is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  OpenIDA is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef _GTK_VIEWPANEL_H
+#define _GTK_VIEWPANEL_H
+
+
+#include <glib-object.h>
+
+
+#include "../analysis/binary.h"
+
+
+
+#define GTK_TYPE_VIEW_PANEL                  (gtk_view_panel_get_type())
+#define GTK_VIEW_PANEL(obj)                  (G_TYPE_CHECK_INSTANCE_CAST((obj), GTK_TYPE_VIEW_PANEL, GtkViewPanel))
+#define GTK_VIEW_PANEL_CLASS(klass)          (G_TYPE_CHECK_CLASS_CAST((klass), GTK_TYPE_VIEW_PANEL, GtkViewPanelClass))
+#define GTK_IS_VIEW_PANEL(obj)               (G_TYPE_CHECK_INSTANCE_TYPE((obj), GTK_TYPE_VIEW_PANEL))
+#define GTK_IS_VIEW_PANEL_CLASS(klass)       (G_TYPE_CHECK_CLASS_TYPE((klass), GTK_TYPE_VIEW_PANEL))
+#define GTK_VIEW_PANEL_GET_CLASS(obj)        (G_TYPE_INSTANCE_GET_CLASS((obj), GTK_TYPE_VIEW_PANEL, GtkViewPanelClass))
+
+
+/* Composant d'affichage générique (instance) */
+typedef struct _GtkViewPanel GtkViewPanel;
+
+/* Composant d'affichage générique (classe) */
+typedef struct _GtkViewPanelClass GtkViewPanelClass;
+
+
+/* Détermine le type du composant d'affichage générique. */
+GType gtk_view_panel_get_type(void);
+
+/* Associe à un panneau d'affichage un binaire chargé. */
+void gtk_view_panel_attach_binary(GtkViewPanel *, GOpenidaBinary *);
+
+/* Fournit le binaire associé à la représentation. */
+GOpenidaBinary *gtk_view_panel_get_binary(const GtkViewPanel *);
+
+
+
+#endif  /* _GTK_VIEWPANEL_H */