Reordering a bit.

Project/objects/obj_button/Create_0.gml

@@ -0,0 +1,6 @@
+
+enum but { plus, minus, method }
+
+hover = false;
+pressed = false;
+inverse = 1;

Project/objects/obj_button/Draw_0.gml

@@ -0,0 +1,23 @@
+
+if (!pressed)
+{
+    var plus = 0;
+    var inverse = 1;
+}
+else
+{
+    var plus = height;
+    var inverse = -1;
+}
+    
+draw_sprite_ext(sprite_index, image_index, x, y+plus, scale*length, scale*inverse, image_angle, image_blend, image_alpha);
+
+draw_set_font(global.font)
+draw_set_color(color)
+draw_set_halign(halign);
+draw_set_valign(valign);
+
+draw_text_transformed(x+width/2, y+height/2+plus/6, text, scale, scale, image_angle);
+
+draw_set_halign(fa_left);
+draw_set_valign(fa_top);

Project/objects/obj_button/Step_0.gml

@@ -0,0 +1,22 @@
+
+if (mouse_x>x && mouse_x<x+width && mouse_y>y && mouse_y<y+height)
+{
+    hover = true;
+    color = c_red;
+    
+    if (mouse_check_button_pressed(mb_left))
+        pressed = true;
+}
+else
+{
+    hover = false;
+    color = c_white;
+}
+
+if (mouse_check_button_released(mb_left))
+{
+    if (hover)
+        button_do(type);
+    
+    pressed = false;
+}

Project/objects/obj_button/obj_button.yy

@@ -0,0 +1,60 @@
+{
+    "id": "b97fbe91-98d6-26ce-4811-7421bc2b6bb3",
+    "modelName": "GMObject",
+    "mvc": "1.0",
+    "name": "obj_button",
+    "eventList": [
+        {
+            "id": "d6854f77-a319-ddf1-748b-cbf6e970cb22",
+            "modelName": "GMEvent",
+            "mvc": "1.0",
+            "IsDnD": false,
+            "eventtype": 0,
+            "enumb": 0,
+            "collisionObjectId": "00000000-0000-0000-0000-000000000000",
+            "m_owner": "b97fbe91-98d6-26ce-4811-7421bc2b6bb3"
+        },
+        {
+            "id": "fbf149ae-484d-1ba1-7dd1-2cdd91c6acc5",
+            "modelName": "GMEvent",
+            "mvc": "1.0",
+            "IsDnD": false,
+            "eventtype": 3,
+            "enumb": 0,
+            "collisionObjectId": "00000000-0000-0000-0000-000000000000",
+            "m_owner": "b97fbe91-98d6-26ce-4811-7421bc2b6bb3"
+        },
+        {
+            "id": "ddca3561-dcbc-dafb-84b1-31652612218a",
+            "modelName": "GMEvent",
+            "mvc": "1.0",
+            "IsDnD": false,
+            "eventtype": 8,
+            "enumb": 0,
+            "collisionObjectId": "00000000-0000-0000-0000-000000000000",
+            "m_owner": "b97fbe91-98d6-26ce-4811-7421bc2b6bb3"
+        }
+    ],
+    "maskSpriteId": "00000000-0000-0000-0000-000000000000",
+    "overriddenProperties": null,
+    "parentObjectId": "00000000-0000-0000-0000-000000000000",
+    "persistent": false,
+    "physicsAngularDamping": 0.1,
+    "physicsDensity": 0.5,
+    "physicsFriction": 0.2,
+    "physicsGroup": 0,
+    "physicsKinematic": false,
+    "physicsLinearDamping": 0.1,
+    "physicsObject": false,
+    "physicsRestitution": 0.1,
+    "physicsSensor": false,
+    "physicsShape": 1,
+    "physicsShapePoints": null,
+    "physicsStartAwake": true,
+    "properties": [
+        
+    ],
+    "solid": false,
+    "spriteId": "55447b82-1730-4429-a3f8-d81a83dcacf6",
+    "visible": true
+}