simplified some driver manager code around calling virtual driver methods

declared method tables const per class

6 files changed, 6 insertions, 6 deletions

diff --git a/src/gui/composite_widget.c b/src/gui/composite_widget.c
index 4a7a607..743360f 100644
--- a/src/gui/composite_widget.c
+++ b/src/gui/composite_widget.c
@@ -3,7 +3,7 @@
 #include "string.h"
 #include "stddef.h"
 
-static composite_widget_vtable_t composite_widget_vtable = {
+static composite_widget_vtable_t const composite_widget_vtable = {
 	{
 		composite_widget_draw,
 		composite_widget_get_focus,
diff --git a/src/gui/desktop.c b/src/gui/desktop.c
index a27ac9a..98fb900 100644
--- a/src/gui/desktop.c
+++ b/src/gui/desktop.c
@@ -3,7 +3,7 @@
 #include "string.h"
 #include "stddef.h"
 
-static desktop_vtable_t desktop_vtable = {
+static desktop_vtable_t const desktop_vtable = {
 	{
 		{
 			desktop_draw,
diff --git a/src/gui/text_widget.c b/src/gui/text_widget.c
index 170066a..49c1be7 100644
--- a/src/gui/text_widget.c
+++ b/src/gui/text_widget.c
@@ -3,7 +3,7 @@
 #include "string.h"
 #include "stddef.h"
 
-static text_widget_vtable_t text_widget_vtable = {
+static text_widget_vtable_t const text_widget_vtable = {
 	{
 		text_widget_draw,
 		widget_get_focus,
diff --git a/src/gui/widget.c b/src/gui/widget.c
index 81ab264..3620761 100644
--- a/src/gui/widget.c
+++ b/src/gui/widget.c
@@ -3,7 +3,7 @@
 #include "string.h"
 #include "stddef.h"
 
-static widget_vtable_t widget_vtable = {
+static widget_vtable_t const widget_vtable = {
 	widget_draw,
 	widget_get_focus,
 	widget_model_to_screen,
diff --git a/src/gui/widget.h b/src/gui/widget.h
index ceb5b71..87b8c62 100644
--- a/src/gui/widget.h
+++ b/src/gui/widget.h
@@ -27,7 +27,7 @@ typedef struct widget_t {
 	vga_color_t background_color;
 	bool focusable;
 	struct widget_t *parent;
-	widget_vtable_t *vtable;
+	widget_vtable_t const *vtable;
 } widget_t;
 
 void widget_init( widget_t *widget, widget_t *parent, const int x, const int y, const int w, const int h, const vga_color_t background_color );
diff --git a/src/gui/window.c b/src/gui/window.c
index 3a75434..80c0b6c 100644
--- a/src/gui/window.c
+++ b/src/gui/window.c
@@ -3,7 +3,7 @@
 #include "string.h"
 #include "stddef.h"
 
-static window_vtable_t window_vtable = {
+static window_vtable_t const window_vtable = {
 	{
 		{
 			window_draw,