remove some ui pointer chasing

There only exists a single Ui so there is no need to force a
pointer redirection for accessing it.

The Ui member was moved down in vis-core.h to punt around an issue
with the way lua checks for existing objects. It may show up again
as I flatten more structs.

1 files changed, 2 insertions, 1 deletions

diff --git a/ui.h b/ui.h
index 806b9ce..c03a709 100644
--- a/ui.h
+++ b/ui.h
@@ -107,6 +107,7 @@ typedef struct Ui {
 	size_t cells_size;        /* #bytes allocated for 2D grid (grows only) */
 	Cell *cells;              /* 2D grid of cells, at least as large as current terminal size */
 	bool doupdate;            /* Whether to update the screen after refreshing contents */
+	void *ctx;                /* Any additional data needed by the backend */
 } Ui;
 
 #include "view.h"
@@ -115,7 +116,7 @@ typedef struct Ui {
 
 #define UI_OPTIONS_GET(ui) ((ui) ? (ui)->options : 0)
 
-Ui *ui_terminal_new(void);
+bool ui_terminal_init(Ui*);
 int  ui_terminal_colors(void);
 void ui_terminal_free(Ui*);
 void ui_terminal_restore(Ui*);