From 8652f978876a41b7af37d44e95ebdd6936fb2067 Mon Sep 17 00:00:00 2001
From: Joshua Ashton <joshua@froggi.es>
Date: Sun, 17 Oct 2021 18:31:53 +0000
Subject: [PATCH] view: Add view_min_size helper function

Signed-off-by: Joshua Ashton <joshua@froggi.es>
---
 include/labwc.h |  1 +
 src/view.c      | 28 ++++++++++++++++++++++++++++
 2 files changed, 29 insertions(+)

diff --git a/include/labwc.h b/include/labwc.h
index 07e6cb91..1a575450 100644
--- a/include/labwc.h
+++ b/include/labwc.h
@@ -342,6 +342,7 @@ void view_update_title(struct view *view);
 void view_update_app_id(struct view *view);
 
 void view_impl_map(struct view *view);
+void view_min_size(struct view *view, int *w, int *h);
 
 void foreign_toplevel_handle_create(struct view *view);
 
diff --git a/src/view.c b/src/view.c
index 011b69d6..938eeebf 100644
--- a/src/view.c
+++ b/src/view.c
@@ -29,6 +29,34 @@ view_move(struct view *view, double x, double y)
 	view->impl->move(view, x, y);
 }
 
+#define MIN_VIEW_WIDTH (100)
+#define MIN_VIEW_HEIGHT (60)
+
+void
+view_min_size(struct view *view, int *w, int *h)
+{
+	int min_width = MIN_VIEW_WIDTH;
+	int min_height = MIN_VIEW_HEIGHT;
+#if HAVE_XWAYLAND
+	if (view->type == LAB_XWAYLAND_VIEW) {
+		if (view->xwayland_surface->size_hints) {
+			if (view->xwayland_surface->size_hints->min_width > 0 ||
+				view->xwayland_surface->size_hints->min_height > 0) {
+				min_width = view->xwayland_surface->size_hints->min_width;
+				min_height = view->xwayland_surface->size_hints->min_height;
+			}
+		}
+	}
+#endif
+
+	if (w) {
+		*w = min_width;
+	}
+	if (h) {
+		*h = min_height;
+	}
+}
+
 void
 view_minimize(struct view *view, bool minimized)
 {