From 222a8f05b6e5be4c383247d513e59e3784a90a79 Mon Sep 17 00:00:00 2001
From: Alexander Valavanis <valavanisalex@gmail.com>
Date: Tue, 26 Dec 2017 21:24:49 +0000
Subject: Inkview: GtkMM deprecation fixes

---
 src/svg-view-slideshow.cpp | 36 ++++++++++++++++++++++++++++++++++--
 1 file changed, 34 insertions(+), 2 deletions(-)

(limited to 'src/svg-view-slideshow.cpp')

diff --git a/src/svg-view-slideshow.cpp b/src/svg-view-slideshow.cpp
index 23ac5f06c..0e50d582b 100644
--- a/src/svg-view-slideshow.cpp
+++ b/src/svg-view-slideshow.cpp
@@ -31,6 +31,10 @@
 
 #include <glibmm/main.h>
 
+#if GTKMM_CHECK_VERSION(3,22,0)
+# include <gdkmm/monitor.h>
+#endif
+
 #include <gtkmm/button.h>
 #include <gtkmm/buttonbox.h>
 #include <gtkmm/image.h>
@@ -44,6 +48,9 @@
 #include "svg-view-slideshow.h"
 #include "svg-view-widget.h"
 
+#if GTKMM_CHECK_VERSION(3,22,0)
+# include <gdkmm/monitor.h>
+#endif
 
 
 SPSlideShow::SPSlideShow(std::vector<Glib::ustring> const &slides, bool full_screen, int timer, double scale)
@@ -57,9 +64,34 @@ SPSlideShow::SPSlideShow(std::vector<Glib::ustring> const &slides, bool full_scr
     , _ctrlwin(NULL)
 {
     // setup initial document
+#if GTKMM_CHECK_VERSION(3,22,0)
+    auto display = Gdk::Display::get_default();
+    auto monitor = display->get_primary_monitor();
+
+    // Fallback to monitor number 0 if the user hasn't configured a primary monitor
+    if (!monitor) {
+        monitor = display->get_monitor(0);
+    }
+
+    if (monitor) {
+        Gdk::Rectangle monitor_geometry;
+        monitor->get_geometry(monitor_geometry);
+
+        auto const monitor_width  = monitor_geometry.get_width();
+        auto const monitor_height = monitor_geometry.get_height();
+
+#else
     auto default_screen = Gdk::Screen::get_default();
-    set_default_size(MIN ((int)_doc->getWidth().value("px")*_scale,  default_screen->get_width()  - 64),
-                     MIN ((int)_doc->getHeight().value("px")*_scale, default_screen->get_height() - 64));
+
+    if (default_screen) {
+        auto const monitor_width  = default_screen->get_width();
+        auto const monitor_height = default_screen->get_height();
+#endif
+
+        set_default_size(MIN ((int)_doc->getWidth().value("px")*_scale,  monitor_width  - 64),
+                         MIN ((int)_doc->getHeight().value("px")*_scale, monitor_height - 64));
+
+    }
 
     _view = sp_svg_view_widget_new(_doc);
     SP_SVG_VIEW_WIDGET(_view)->setResize( false, _doc->getWidth().value("px"), _doc->getHeight().value("px") );
-- 
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