memory leak (demonstration mode)

766acd43 · Oleg Korshul · f57d13a9 · 766acd43
Commit 766acd43 authored Nov 16, 2016 by Oleg Korshul
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Showing with 8 additions and 4 deletions

slide/Drawing/Transitions.js slide/Drawing/Transitions.js +8 -4

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--- a/slide/Drawing/Transitions.js
+++ b/slide/Drawing/Transitions.js
@@ -2758,13 +2758,15 @@ function CDemonstrationManager(htmlpage)
        if (this.SlideIndexes[0] != -1 && this.SlideIndexes[0] != _slide1 && this.SlideIndexes[0] != _slide2)
        {
-            this.CacheImagesManager.UnLock(this.SlideImages[0]);
+            if (this.SlideImages[0])
+                this.CacheImagesManager.UnLock(this.SlideImages[0].Image);
            this.SlideImages[0] = null;
            this.SlideIndexes[0] = -1;
        }
        if (this.SlideIndexes[1] != -1 && this.SlideIndexes[1] != _slide1 && this.SlideIndexes[1] != _slide2)
        {
-            this.CacheImagesManager.UnLock(this.SlideImages[1]);
+            if (this.SlideImages[1])
+                this.CacheImagesManager.UnLock(this.SlideImages[1].Image);
            this.SlideImages[1] = null;
            this.SlideIndexes[1] = -1;
        }
@@ -2839,13 +2841,15 @@ function CDemonstrationManager(htmlpage)
        {
            if (this.SlideNum != this.SlideIndexes[0])
            {
-                this.CacheImagesManager.UnLock(this.SlideImages[0]);
+                if (this.SlideImages[0])
+                    this.CacheImagesManager.UnLock(this.SlideImages[0].Image);
                this.SlideImages[0] = null;
                this.SlideIndexes[0] = -1;
            }
            if (this.SlideNum != this.SlideIndexes[1])
            {
-                this.CacheImagesManager.UnLock(this.SlideImages[1]);
+                if (this.SlideImages[1])
+                    this.CacheImagesManager.UnLock(this.SlideImages[1].Image);
                this.SlideImages[1] = null;
                this.SlideIndexes[1] = -1;
            }