Timeline: Fix for layer selection problems on file open and switch.

Signed-off-by: Jonathan Duran <jduran@motorola.com>

1 files changed, 42 insertions, 27 deletions

diff --git a/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js b/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js
index 1875c740..45a90355 100644
--- a/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js
+++ b/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js
@@ -139,6 +139,28 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
         }
     },
 
+    _selectedLayerID:{
+        value: false
+    },
+    selectedLayerID : {
+        get: function() {
+                return this._selectedLayerID;
+        },
+        set: function(newVal) {
+                if (newVal === false) {
+                        // We are clearing the timeline, so just set the value and return.
+                        this._selectedLayerID = newVal;
+                        return;
+                }
+                if (newVal !== this._selectedLayerID) {
+                        var selectIndex = this.getLayerIndexByID(newVal);
+                        this._selectedLayerID = newVal;
+                                this._captureSelection = true;
+                                this.selectLayer(selectIndex, true);
+                }
+        }
+    },
+
     millisecondsOffset:{
         value:1000
     },
@@ -374,14 +396,11 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
                     
                     // Feed the new array of objects into the repetitions
                     // and select the first layer.
+                    this.temparrLayers[0].layerData.isSelected = true;
+                                        this.temparrLayers[0].layerData._isFirstDraw = true;
+                                        
                     this.arrLayers=this.temparrLayers;
-                    
-                    // TODO: We need a better solution to this race condition than a timeout.
-                    this._captureSelection = true;
-                    var that = this;
-                    setTimeout(function() {
-                        that.selectLayer(0, true);
-                    }, 1000)
+
                 } else {
                         // New document. Create default layer.
                     this.createNewLayer(1);
@@ -397,6 +416,15 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
             } else {
                 // we do have information stored.  Use it.
                 this._boolCacheArrays = false;
+                        this._captureSelection = true;
+                        //var myIndex = 0;
+                        for (var i = 0; i < this.application.ninja.currentDocument.tlArrLayers.length; i++) {
+                                if ( this.application.ninja.currentDocument.tlArrLayers[i].layerData.isSelected === true ) {
+                                        this.application.ninja.currentDocument.tlArrLayers[i].layerData._isFirstDraw = true;
+                                }
+                        }
+
+                        
                 this.arrLayers = this.application.ninja.currentDocument.tlArrLayers;
                 this.currentLayerNumber = this.application.ninja.currentDocument.tllayerNumber;
                 this.currentLayerSelected = this.application.ninja.currentDocument.tlCurrentLayerSelected;
@@ -404,24 +432,6 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
                 this.hashElementMapToLayer = this.application.ninja.currentDocument.tlElementHashTable;
                 this.hashKey = this.application.ninja.currentDocument.hashKey;
                 this._boolCacheArrays = true;
-                
-                // Search through the arrLayers and select the layer that's already selected
-                var i = 0,
-                        selectMe = 0,
-                        arrLayersLength = this.arrLayers.length;
-                for (i = 0; i < arrLayersLength; i++) {
-                        if (this.arrLayers[i].isSelected === true) {
-                                selectMe = i;
-                        }
-                }
-                
-
-                        this._captureSelection = true;
-                                // TODO: Better solution than a timer.
-                var that = this;
-                setTimeout(function() {
-                        that.selectLayer(selectMe, true);
-                }, 300)
             }
         }
     },
@@ -454,6 +464,7 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
             this._firstTimeLoaded=true;
             this.end_hottext.value = 25;
             this.updateTrackContainerWidth();
+            this.selectedLayerID = false;
             
             // Clear the repetitions
             if (this.arrLayers.length > 0) {
@@ -464,9 +475,12 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
 
         handleDocumentChange:{
                 value:function(event){
+                        // Clear the timeline but not the cache
                         this._boolCacheArrays = false;
                 this.clearTimelinePanel();
                 this._boolCacheArrays = true;
+                
+                // Rebind the document events for the new document context
                 this._bindDocumentEvents();
                 
             this.hashInstance = this.createLayerHashTable();
@@ -1008,11 +1022,12 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
             if(this.selectedKeyframes){
                 this.deselectTweens();
             }
+            
             for (i = 0; i < arrLayersLength; i++) {
                 if (i === layerIndex) {
-                    this.arrLayers[i].isSelected = true;
+                    this.arrLayers[i].layerData.isSelected = true;
                 } else {
-                    this.arrLayers[i].isSelected = false;
+                    this.arrLayers[i].layerData.isSelected = false;
                 }
             }