Add display handing functions

Add these functions for initializing and drawing status bar,
progress bar and status information

1 files changed, 43 insertions, 0 deletions

diff --git a/display.h b/display.h
new file mode 100644
index 0000000..6cc82f3
--- /dev/null
+++ b/display.h
@@ -0,0 +1,43 @@
+#ifndef SF_DISPLAY_H
+#define SF_DISPLAY_H
+
+#include <ncurses.h>
+#include <stdlib.h>
+
+#include "log.h"
+#include "mem.h"
+
+#define COLOR_PAIR_STATUS_BAR 1
+#define COLOR_PAIR_PROGRESS 2
+#define COLOR_PAIR_TEXT_INFO 3
+#define COLOR_PAIR_FM_DIR 4
+#define COLOR_PAIR_BORDER 5
+
+#define STAT_INFO_WIDTH 15
+#define BAR_LABEL_WIDTH 7
+#define STAT_BAR_HEIGHT 1
+
+#include "wm.h"
+
+void color_pair_init();
+terminal *ncurses_init();
+
+static inline WINDOW *get_root_win(const terminal *t) {
+    if (!t) {
+        log_write(LOG_ERR, "get_root_win: terminal is NULL");
+        return NULL;
+    }
+    if (t->w_count <= 0 || !t->windows[0]) {
+        log_write(LOG_ERR, "get_root_win: windows[0] is not allocated");
+        return NULL;
+    }
+    return t->windows[0]->win;
+}
+
+#define ROOT_WIN get_root_win(t)
+
+void draw_stat_bar(terminal *t, const char *sys_version);
+
+void wprintw_colorful(WINDOW *w, int attr, const char *format, ...);
+
+#endif /* SF_DISPLAY_H */