From 2b05748d5c0e4572f9b14008cc1105d0e5184c88 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonas=20=C3=85dahl?= <jadahl@gmail.com>
Date: Mon, 1 May 2017 11:55:10 +0800
Subject: monitor: Move get_suggested() behind behind vfunc

Only support suggested monitor positioning if the monitor is non-tiled.
Normally this functionality is used by virtual machines to provide a
hint of how to place the virtual monitors, and they don't tend to use
tiled monitors anyway.

https://bugzilla.gnome.org/show_bug.cgi?id=781723
---
 src/backends/meta-monitor.c | 39 +++++++++++++++++++++++++++++----------
 src/backends/meta-monitor.h |  3 +++
 2 files changed, 32 insertions(+), 10 deletions(-)

diff --git a/src/backends/meta-monitor.c b/src/backends/meta-monitor.c
index af1287888..8310472ab 100644
--- a/src/backends/meta-monitor.c
+++ b/src/backends/meta-monitor.c
@@ -418,6 +418,23 @@ meta_monitor_normal_derive_dimensions (MetaMonitor   *monitor,
   *height = output->crtc->rect.height;
 }
 
+static gboolean
+meta_monitor_normal_get_suggested_position (MetaMonitor *monitor,
+                                            int         *x,
+                                            int         *y)
+{
+  MetaOutput *output;
+
+  output = meta_monitor_get_main_output (monitor);
+  if (output->suggested_x < 0 && output->suggested_y < 0)
+    return FALSE;
+
+  *x = output->suggested_x;
+  *y = output->suggested_y;
+
+  return TRUE;
+}
+
 static void
 meta_monitor_normal_calculate_crtc_pos (MetaMonitor         *monitor,
                                         MetaMonitorMode     *monitor_mode,
@@ -443,6 +460,7 @@ meta_monitor_normal_class_init (MetaMonitorNormalClass *klass)
   monitor_class->get_main_output = meta_monitor_normal_get_main_output;
   monitor_class->derive_dimensions = meta_monitor_normal_derive_dimensions;
   monitor_class->calculate_crtc_pos = meta_monitor_normal_calculate_crtc_pos;
+  monitor_class->get_suggested_position = meta_monitor_normal_get_suggested_position;
 }
 
 uint32_t
@@ -456,16 +474,8 @@ meta_monitor_get_suggested_position (MetaMonitor *monitor,
                                      int         *x,
                                      int         *y)
 {
-  MetaOutput *main_output;
-
-  main_output = meta_monitor_get_main_output (monitor);
-  if (main_output->suggested_x < 0 && main_output->suggested_y < 0)
-    return FALSE;
-
-  *x = main_output->suggested_x;
-  *y = main_output->suggested_y;
-
-  return TRUE;
+  return META_MONITOR_GET_CLASS (monitor)->get_suggested_position (monitor,
+                                                                   x, y);
 }
 
 static void
@@ -804,6 +814,14 @@ meta_monitor_tiled_derive_dimensions (MetaMonitor   *monitor,
   *out_height = max_y - min_y;
 }
 
+static gboolean
+meta_monitor_tiled_get_suggested_position (MetaMonitor *monitor,
+                                           int         *x,
+                                           int         *y)
+{
+  return FALSE;
+}
+
 static void
 meta_monitor_tiled_calculate_crtc_pos (MetaMonitor         *monitor,
                                        MetaMonitorMode     *monitor_mode,
@@ -854,6 +872,7 @@ meta_monitor_tiled_class_init (MetaMonitorTiledClass *klass)
   monitor_class->get_main_output = meta_monitor_tiled_get_main_output;
   monitor_class->derive_dimensions = meta_monitor_tiled_derive_dimensions;
   monitor_class->calculate_crtc_pos = meta_monitor_tiled_calculate_crtc_pos;
+  monitor_class->get_suggested_position = meta_monitor_tiled_get_suggested_position;
 }
 
 static void
diff --git a/src/backends/meta-monitor.h b/src/backends/meta-monitor.h
index e3adb6a7e..e1358e373 100644
--- a/src/backends/meta-monitor.h
+++ b/src/backends/meta-monitor.h
@@ -70,6 +70,9 @@ struct _MetaMonitorClass
                                MetaMonitorTransform crtc_transform,
                                int                 *out_x,
                                int                 *out_y);
+  gboolean (* get_suggested_position) (MetaMonitor *monitor,
+                                       int         *width,
+                                       int         *height);
 };
 
 #define META_TYPE_MONITOR_NORMAL (meta_monitor_normal_get_type ())
-- 
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