1 files changed, 58 insertions, 0 deletions
diff --git a/ui.h b/ui.h
new file mode 100644
index 0000000..92123db
--- /dev/null
+++ b/ui.h
@@ -0,0 +1,58 @@
+#ifndef UI_H
+#define UI_H
+
+typedef struct Ui Ui;
+typedef struct UiWin UiWin; 
+
+enum UiLayout {
+	UI_LAYOUT_HORIZONTAL,
+	UI_LAYOUT_VERTICAL,
+};
+
+enum UiOption {
+	UI_OPTION_LINE_NUMBERS_NONE,
+	UI_OPTION_LINE_NUMBERS_ABSOLUTE,
+};
+
+#include <stdbool.h>
+#include <stdarg.h>
+#include "text.h"
+#include "window.h"
+#include "editor.h"
+
+struct Ui {
+	bool (*init)(Ui*, Editor*);
+	void (*free)(Ui*);
+	short (*color_get)(short fg, short bg);
+	void (*resize)(Ui*);
+	UiWin* (*window_new)(Ui*, Text*);
+	void (*window_free)(UiWin*);
+	void (*window_focus)(UiWin*);
+	UiWin* (*prompt_new)(Ui*, Text*);
+	void (*prompt)(Ui*, const char *title, const char *value);
+	char* (*prompt_input)(Ui*);
+	void (*prompt_hide)(Ui*);
+	void (*info)(Ui*, const char *msg, va_list ap);
+	void (*info_hide)(Ui*);
+	void (*arrange)(Ui*, enum UiLayout);
+	void (*draw)(Ui*);
+	void (*update)(Ui*);
+	void (*suspend)(Ui*);
+	void (*resume)(Ui*);
+/*	TODO main loop integration, signal handling
+	Key getkey(void);
+	bool haskey(void);
+*/
+};
+
+struct UiWin {
+	void (*draw)(UiWin*);
+	void (*draw_text)(UiWin*, const Line*);
+	void (*draw_status)(UiWin*);
+	void (*cursor_to)(UiWin*, int x, int y);
+	void (*reload)(UiWin*, Text*);
+	void (*options)(UiWin*, enum UiOption);
+	Win* (*view_get)(UiWin*);
+};
+
+#endif