From 566dc060676b41e1e58a446b7dcc4159e242fee6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= <debian@jff-webhosting.net>
Date: Tue, 23 Sep 2014 09:36:45 +0200
Subject: Imported Upstream version 0.20.0

---
 src/Page.vala | 40 ++++++++++++++++++++++------------------
 1 file changed, 22 insertions(+), 18 deletions(-)

(limited to 'src/Page.vala')

diff --git a/src/Page.vala b/src/Page.vala
index fd69431..807a926 100644
--- a/src/Page.vala
+++ b/src/Page.vala
@@ -1448,6 +1448,11 @@ public abstract class CheckerboardPage : Page {
                     handled = false;
             break;
             
+            case "space":
+                Marker marker = get_view().mark(layout.get_cursor());
+                get_view().toggle_marked(marker);
+            break;
+            
             default:
                 handled = false;
             break;
@@ -1528,6 +1533,7 @@ public abstract class CheckerboardPage : Page {
                     cursor = item;
                 break;
             }
+            layout.set_cursor(item);
         } else {
             // user clicked on "dead" area; only unselect if control is not pressed
             // do we want similar behavior for shift as well?
@@ -1777,11 +1783,13 @@ public abstract class CheckerboardPage : Page {
 
         cursor = item;
         
-        get_view().unselect_all();
+        if (!get_ctrl_pressed()) {
+            get_view().unselect_all();
+            Marker marker = get_view().mark(item);
+            get_view().select_marked(marker);
+        }
+        layout.set_cursor(item);
         
-        Marker marker = get_view().mark(item);
-        get_view().select_marked(marker);
-
         // if item is in any way out of view, scroll to it
         Gtk.Adjustment vadj = get_vadjustment();
         if (get_adjustment_relation(vadj, item.allocation.y) == AdjustmentRelation.IN_RANGE
@@ -1806,14 +1814,20 @@ public abstract class CheckerboardPage : Page {
         if (get_view().get_count() == 0)
             return;
             
-        // if nothing is selected, simply select the first and exit
-        if (get_view().get_selected_count() == 0 || cursor == null) {
+        // if there is no better starting point, simply select the first and exit
+        // The right half of the or is related to Bug #732334, the cursor might be non-null and still not contained in
+        // the view, if the user dragged a full screen Photo off screen
+        if (cursor == null && layout.get_cursor() == null || cursor != null && !get_view().contains(cursor)) {
             CheckerboardItem item = layout.get_item_at_coordinate(0, 0);
             cursor_to_item(item);
             anchor = item;
 
             return;
         }
+
+        if (cursor == null) {
+            cursor = layout.get_cursor() as CheckerboardItem;
+        }
                
         // move the cursor relative to the "first" item
         CheckerboardItem? item = layout.get_item_relative_to(cursor, point);
@@ -1931,12 +1945,6 @@ public abstract class SinglePhotoPage : Page {
         
         add(viewport);
 
-        // We used to disable GTK double buffering here.  We've had to reenable it
-        // due to this bug: http://redmine.yorba.org/issues/4775 .  
-        //
-        // all painting happens in pixmap, and is sent to the window wholesale in on_canvas_expose
-        // canvas.set_double_buffered(false);
-        
         canvas.add_events(Gdk.EventMask.EXPOSURE_MASK | Gdk.EventMask.STRUCTURE_MASK 
             | Gdk.EventMask.SUBSTRUCTURE_MASK);
         
@@ -2004,7 +2012,6 @@ public abstract class SinglePhotoPage : Page {
 
     protected void on_interactive_zoom(ZoomState interactive_zoom_state) {
         assert(is_zoom_supported());
-        Cairo.Context canvas_ctx = Gdk.cairo_create(canvas.get_window());
         
         set_source_color_from_string(pixmap_ctx, "#000");
         pixmap_ctx.paint();
@@ -2014,13 +2021,11 @@ public abstract class SinglePhotoPage : Page {
         render_zoomed_to_pixmap(interactive_zoom_state);
         zoom_high_quality = old_quality_setting;
         
-        canvas_ctx.set_source_surface(pixmap, 0, 0);
-        canvas_ctx.paint();
+        canvas.queue_draw();
     }
 
     protected void on_interactive_pan(ZoomState interactive_zoom_state) {
         assert(is_zoom_supported());
-        Cairo.Context canvas_ctx = Gdk.cairo_create(canvas.get_window());
         
         set_source_color_from_string(pixmap_ctx, "#000");
         pixmap_ctx.paint();
@@ -2030,8 +2035,7 @@ public abstract class SinglePhotoPage : Page {
         render_zoomed_to_pixmap(interactive_zoom_state);
         zoom_high_quality = old_quality_setting;
         
-        canvas_ctx.set_source_surface(pixmap, 0, 0);
-        canvas_ctx.paint();
+        canvas.queue_draw();
     }
 
     protected virtual bool is_zoom_supported() {
-- 
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