add config.h option for top statusbar (#231)

Closes: https://github.com/nsxiv/nsxiv/issues/230
Co-authored-by: mamg22 <45301823+mamg22@users.noreply.github.com>

5 files changed, 11 insertions, 5 deletions

diff --git a/config.def.h b/config.def.h
index 49ca504..65837bf 100644
--- a/config.def.h
+++ b/config.def.h
@@ -16,6 +16,9 @@ static const char *DEFAULT_BAR_FG     = NULL;  /* NULL means it will default to
 static const char *DEFAULT_FONT       = "monospace-8";
 #endif
 
+/* if true, statusbar appears on top of the window */
+static const bool TOP_STATUSBAR = false;
+
 #endif
 #ifdef _IMAGE_CONFIG
 
diff --git a/image.c b/image.c
index ade9494..1c57d27 100644
--- a/image.c
+++ b/image.c
@@ -589,12 +589,12 @@ void img_render(img_t *img)
 	if (img->y <= 0) {
 		sy = -img->y / img->zoom + 0.5;
 		sh = win->h / img->zoom;
-		dy = 0;
+		dy = win->bar.top ? win->bar.h : 0;
 		dh = win->h;
 	} else {
 		sy = 0;
 		sh = img->h;
-		dy = img->y;
+		dy = img->y + (win->bar.top ? win->bar.h : 0);
 		dh = MAX(img->h * img->zoom, 1);
 	}
 
diff --git a/nsxiv.h b/nsxiv.h
index 1b0bc6f..afa657f 100644
--- a/nsxiv.h
+++ b/nsxiv.h
@@ -424,6 +424,7 @@ struct win {
 
 	struct {
 		unsigned int h;
+		bool top;
 		win_bar_t l;
 		win_bar_t r;
 	} bar;
diff --git a/thumbs.c b/thumbs.c
index 04ef77f..b4c2de3 100644
--- a/thumbs.c
+++ b/thumbs.c
@@ -428,7 +428,8 @@ void tns_render(tns_t *tns)
 	}
 	r = cnt % tns->cols ? 1 : 0;
 	tns->x = x = (win->w - MIN(cnt, tns->cols) * tns->dim) / 2 + tns->bw + 3;
-	tns->y = y = (win->h - (cnt / tns->cols + r) * tns->dim) / 2 + tns->bw + 3;
+	tns->y = y = (win->h - (cnt / tns->cols + r) * tns->dim) / 2 + tns->bw + 3 +
+	             (win->bar.top ? win->bar.h : 0);
 	tns->loadnext = *tns->cnt;
 	tns->end = tns->first + cnt;
 
diff --git a/window.c b/window.c
index a305353..7d82975 100644
--- a/window.c
+++ b/window.c
@@ -159,6 +159,7 @@ void win_init(win_t *win)
 	win->bar.r.buf = emalloc(win->bar.r.size + 3);
 	win->bar.r.buf[0] = '\0';
 	win->bar.h = options->hide_bar ? 0 : barheight;
+	win->bar.top = TOP_STATUSBAR;
 #endif /* HAVE_LIBFONTS */
 
 	XrmDestroyDatabase(db);
@@ -445,12 +446,12 @@ static void win_draw_bar(win_t *win)
 		return;
 
 	e = &win->env;
-	y = win->h + font->ascent + V_TEXT_PAD;
+	y = (win->bar.top ? 0 : win->h) + font->ascent + V_TEXT_PAD;
 	w = win->w - 2*H_TEXT_PAD;
 	d = XftDrawCreate(e->dpy, win->buf.pm, e->vis, e->cmap);
 
 	XSetForeground(e->dpy, gc, win->bar_bg.pixel);
-	XFillRectangle(e->dpy, win->buf.pm, gc, 0, win->h, win->w, win->bar.h);
+	XFillRectangle(e->dpy, win->buf.pm, gc, 0, win->bar.top ? 0 : win->h, win->w, win->bar.h);
 
 	XSetForeground(e->dpy, gc, win->win_bg.pixel);
 	XSetBackground(e->dpy, gc, win->bar_bg.pixel);