Documentation fixes.

modules/juce_audio_devices/sources/juce_AudioSourcePlayer.h

@@ -65,8 +65,7 @@ public:
     void setSource (AudioSource* newSource);
 
     /** Returns the source that's playing.
-
-        May return 0 if there's no source.
+        May return nullptr if there's no source.
     */
     AudioSource* getCurrentSource() const noexcept      { return source; }
 

modules/juce_core/containers/juce_PropertySet.h

@@ -109,8 +109,8 @@ public:
 
     /** Returns one of the properties as an XML element.
 
-        The result will a new XMLElement object that the caller must delete. If may return 0 if the
-        key isn't found, or if the entry contains an string that isn't valid XML.
+        The result will a new XMLElement object that the caller must delete. If may return nullptr
+        if the key isn't found, or if the entry contains an string that isn't valid XML.
 
         If the value isn't found in this set, then this will look for it in a fallback
         property set (if you've specified one with the setFallbackPropertySet() method),

modules/juce_core/threads/juce_ThreadPool.h

@@ -247,7 +247,7 @@ public:
     /** Returns one of the jobs in the queue.
 
         Note that this can be a very volatile list as jobs might be continuously getting shifted
-        around in the list, and this method may return 0 if the index is currently out-of-range.
+        around in the list, and this method may return nullptr if the index is currently out-of-range.
     */
     ThreadPoolJob* getJob (int index) const;
 

modules/juce_data_structures/values/juce_ValueTree.h

@@ -317,7 +317,7 @@ public:
     //==============================================================================
     /** Creates an XmlElement that holds a complete image of this node and all its children.
 
-        If this node is invalid, this may return 0. Otherwise, the XML that is produced can
+        If this node is invalid, this may return nullptr. Otherwise, the XML that is produced can
         be used to recreate a similar node by calling fromXml()
         @see fromXml
     */

modules/juce_gui_basics/components/juce_Component.h

@@ -178,7 +178,7 @@ public:
         object that it is using. Otherwise, it will return the window of
         its top-level parent component.
 
-        This may return 0 if there isn't a desktop component.
+        This may return nullptr if there isn't a desktop component.
 
         @see addToDesktop, isOnDesktop
     */

modules/juce_gui_basics/drawables/juce_Drawable.h

@@ -142,7 +142,7 @@ public:
         into a Drawable tree.
 
         The object returned must be deleted by the caller. If something goes wrong
-        while parsing, it may return 0.
+        while parsing, it may return nullptr.
 
         SVG is a pretty large and complex spec, and this doesn't aim to be a full
         implementation, but it can return the basic vector objects.

modules/juce_gui_basics/keyboard/juce_KeyboardFocusTraverser.h

@@ -60,7 +60,7 @@ public:
         The default implementation will return the next component which is to the
         right of or below this one.
 
-        This may return 0 if there's no suitable candidate.
+        This may return nullptr if there's no suitable candidate.
     */
     virtual Component* getNextComponent (Component* current);
 
@@ -70,7 +70,7 @@ public:
         The default implementation will return the next component which is to the
         left of or above this one.
 
-        This may return 0 if there's no suitable candidate.
+        This may return nullptr if there's no suitable candidate.
     */
     virtual Component* getPreviousComponent (Component* current);
 
@@ -80,7 +80,7 @@ public:
         The default implementation will just return the foremost child component that
         wants focus.
 
-        This may return 0 if there's no suitable candidate.
+        This may return nullptr if there's no suitable candidate.
     */
     virtual Component* getDefaultComponent (Component* parentComponent);
 };

modules/juce_gui_basics/widgets/juce_TableListBox.h

@@ -278,7 +278,7 @@ public:
 
     /** Returns the component that currently represents a given cell.
         If the component for this cell is off-screen or if the position is out-of-range,
-        this may return 0.
+        this may return nullptr.
         @see getCellPosition
     */
     Component* getCellComponent (int columnId, int rowNumber) const;