Add min and max button width

3 files changed, 22 insertions, 0 deletions

diff --git a/src/button.c b/src/button.c
index 3b61bd2..9d869dc 100644
--- a/src/button.c
+++ b/src/button.c
@@ -78,6 +78,14 @@ void button_set_line(Button *btn, Color line_color, int line_width)
 	btn->line_width = line_width;
 }
 
+void button_set_width(Button *btn, int max, int min)
+{
+	g_assert(max >= min);
+	g_assert(max >= 0 && min >= 0);
+	btn->max_width = max;
+	btn->min_width = min;
+}
+
 void button_destroy(Button *btn)
 {
 	animation_destroy(btn->anim);
diff --git a/src/button.h b/src/button.h
index d1516fc..a87d3e8 100644
--- a/src/button.h
+++ b/src/button.h
@@ -23,6 +23,8 @@ struct Button {
     Color color;
     Color line_color;
     int line_width;
+    int max_width;
+    int min_width;
     Animation *anim;
 };
 
@@ -63,6 +65,8 @@ bool button_set_animation(Button *btn, Animation *anim);
 
 void button_set_line(Button *btn, Color line_color, int line_width);
 
+void button_set_width(Button *btn, int max, int min);
+
 void button_destroy(Button *btn);
 
 #endif
diff --git a/src/draw.c b/src/draw.c
index 5a43a51..51a8a59 100644
--- a/src/draw.c
+++ b/src/draw.c
@@ -187,6 +187,15 @@ static void compute_width(Drawer *draw, Window *win)
     log_debug("Draw context width calculated [width=%d]", draw->width);
 }
 
+static void layout_check_width(Layout *layout)
+{
+    if (layout->btn->max_width > 0)
+        layout->width = MIN(layout->btn->max_width, layout->width);
+
+    if (layout->btn->min_width > 0)
+        layout->width = MAX(layout->btn->min_width, layout->width);
+}
+
 static GList *compute_group_layout(Drawer *draw, GList *btns, int bx, bool root)
 {
     GList *layouts = NULL;
@@ -242,6 +251,7 @@ retry:
 
         // NOTE: We add half a line width on both sides
         layout->width += layout->line_w;
+        layout_check_width(layout);
 
         // Apply layout_func on the layout
         ANIMATION(btn, layout, layout);