Minor documentation cleanups.

modules/juce_audio_formats/format/juce_AudioFormat.h

@@ -119,7 +119,7 @@ public:
         should then be deleted by the caller.
 
         If the stream can't be created for some reason (e.g. the parameters passed in
-        here aren't suitable), this will return 0.
+        here aren't suitable), this will return nullptr.
 
         @param streamToWriteTo      the stream that the data will go to - this will be
                                     deleted by the AudioFormatWriter object when it's no longer

modules/juce_core/memory/juce_Singleton.h

@@ -44,7 +44,7 @@
     destructor, in case it is deleted by other means than deleteInstance()
 
     Clients can then call the static method MyClass::getInstance() to get a pointer
-    to the singleton, or MyClass::getInstanceWithoutCreating() which will return 0 if
+    to the singleton, or MyClass::getInstanceWithoutCreating() which will return nullptr if
     no instance currently exists.
 
     e.g. @code

modules/juce_core/threads/juce_Thread.h

@@ -235,7 +235,7 @@ public:
     /** Finds the thread object that is currently running.
 
         Note that the main UI thread (or other non-Juce threads) don't have a Thread
-        object associated with them, so this will return 0.
+        object associated with them, so this will return nullptr.
     */
     static Thread* JUCE_CALLTYPE getCurrentThread();
 

modules/juce_gui_basics/commands/juce_ApplicationCommandManager.h

@@ -154,7 +154,7 @@ public:
 
         This will search the list of registered commands for one with the given command
         ID number, and return its associated info. If no matching command is found, this
-        will return 0.
+        will return nullptr.
     */
     const ApplicationCommandInfo* getCommandForID (CommandID commandID) const noexcept;
 

modules/juce_gui_basics/components/juce_Component.h

@@ -796,7 +796,7 @@ public:
     /** Searches the parent components for a component of a specified class.
 
         For example findParentComponentOfClass \<MyComp\>() would return the first parent
-        component that can be dynamically cast to a MyComp, or will return 0 if none
+        component that can be dynamically cast to a MyComp, or will return nullptr if none
         of the parents are suitable.
     */
     template <class TargetClass>

modules/juce_gui_basics/widgets/juce_TableHeaderComponent.h

@@ -231,7 +231,6 @@ public:
     Rectangle<int> getColumnPosition (int index) const;
 
     /** Finds the column ID at a given x-position in the component.
-
         If there is a column at this point this returns its ID, or if not, it will return 0.
     */
     int getColumnIdAtX (int xToFind) const;
@@ -412,9 +411,9 @@ private:
         bool isVisible() const;
     };
 
-    OwnedArray <ColumnInfo> columns;
-    Array <Listener*> listeners;
-    ScopedPointer <Component> dragOverlayComp;
+    OwnedArray<ColumnInfo> columns;
+    Array<Listener*> listeners;
+    ScopedPointer<Component> dragOverlayComp;
     class DragOverlayComp;
 
     bool columnsChanged, columnsResized, sortChanged, menuActive, stretchToFit;

modules/juce_gui_basics/widgets/juce_Toolbar.cpp

@@ -158,7 +158,7 @@ public:
         {
             ToolbarItemComponent* const tc = bar.items.getUnchecked(i);
 
-            if (dynamic_cast <Spacer*> (tc) == nullptr && ! tc->isVisible())
+            if (dynamic_cast<Spacer*> (tc) == nullptr && ! tc->isVisible())
             {
                 oldIndexes.insert (0, i);
                 addAndMakeVisible (tc, 0);
@@ -174,7 +174,7 @@ public:
         {
             for (int i = 0; i < getNumChildComponents(); ++i)
             {
-                if (ToolbarItemComponent* const tc = dynamic_cast <ToolbarItemComponent*> (getChildComponent (i)))
+                if (ToolbarItemComponent* const tc = dynamic_cast<ToolbarItemComponent*> (getChildComponent (i)))
                 {
                     tc->setVisible (false);
                     const int index = oldIndexes.remove (i);
@@ -196,7 +196,7 @@ public:
 
         for (int i = 0; i < getNumChildComponents(); ++i)
         {
-            if (ToolbarItemComponent* const tc = dynamic_cast <ToolbarItemComponent*> (getChildComponent (i)))
+            if (ToolbarItemComponent* const tc = dynamic_cast<ToolbarItemComponent*> (getChildComponent (i)))
             {
                 int preferredSize = 1, minSize = 1, maxSize = 1;
 
@@ -455,7 +455,7 @@ void Toolbar::updateAllItemPositions (const bool animate)
 
             tc->setStyle (toolbarStyle);
 
-            Spacer* const spacer = dynamic_cast <Spacer*> (tc);
+            Spacer* const spacer = dynamic_cast<Spacer*> (tc);
 
             int preferredSize = 1, minSize = 1, maxSize = 1;
 
@@ -555,7 +555,7 @@ bool Toolbar::isInterestedInDragSource (const SourceDetails& dragSourceDetails)
 
 void Toolbar::itemDragMove (const SourceDetails& dragSourceDetails)
 {
-    if (ToolbarItemComponent* const tc = dynamic_cast <ToolbarItemComponent*> (dragSourceDetails.sourceComponent.get()))
+    if (ToolbarItemComponent* const tc = dynamic_cast<ToolbarItemComponent*> (dragSourceDetails.sourceComponent.get()))
     {
         if (! items.contains (tc))
         {
@@ -623,7 +623,7 @@ void Toolbar::itemDragMove (const SourceDetails& dragSourceDetails)
 
 void Toolbar::itemDragExit (const SourceDetails& dragSourceDetails)
 {
-    if (ToolbarItemComponent* const tc = dynamic_cast <ToolbarItemComponent*> (dragSourceDetails.sourceComponent.get()))
+    if (ToolbarItemComponent* const tc = dynamic_cast<ToolbarItemComponent*> (dragSourceDetails.sourceComponent.get()))
     {
         if (isParentOf (tc))
         {
@@ -636,7 +636,7 @@ void Toolbar::itemDragExit (const SourceDetails& dragSourceDetails)
 
 void Toolbar::itemDropped (const SourceDetails& dragSourceDetails)
 {
-    if (ToolbarItemComponent* const tc = dynamic_cast <ToolbarItemComponent*> (dragSourceDetails.sourceComponent.get()))
+    if (ToolbarItemComponent* const tc = dynamic_cast<ToolbarItemComponent*> (dragSourceDetails.sourceComponent.get()))
         tc->setState (Button::buttonNormal);
 }
 
@@ -669,7 +669,7 @@ public:
     bool canModalEventBeSentToComponent (const Component* comp) override
     {
         return toolbar.isParentOf (comp)
-                 || dynamic_cast <const ToolbarItemComponent::ItemDragAndDropOverlayComponent*> (comp) != nullptr;
+                 || dynamic_cast<const ToolbarItemComponent::ItemDragAndDropOverlayComponent*> (comp) != nullptr;
     }
 
     void positionNearBar()

modules/juce_gui_basics/widgets/juce_Toolbar.h

@@ -136,7 +136,7 @@ public:
     /** Returns the ID of the item with the given index.
 
         If the index is less than zero or greater than the number of items,
-        this will return 0.
+        this will return nullptr.
 
         @see getNumItems
     */
@@ -145,7 +145,7 @@ public:
     /** Returns the component being used for the item with the given index.
 
         If the index is less than zero or greater than the number of items,
-        this will return 0.
+        this will return nullptr.
 
         @see getNumItems
     */
@@ -314,7 +314,7 @@ private:
     ToolbarItemStyle toolbarStyle;
     class MissingItemsComponent;
     friend class MissingItemsComponent;
-    OwnedArray <ToolbarItemComponent> items;
+    OwnedArray<ToolbarItemComponent> items;
     class Spacer;
     class CustomisationDialog;
 

modules/juce_gui_basics/widgets/juce_TreeView.h

@@ -717,7 +717,7 @@ public:
     int getNumRowsInTree() const;
 
     /** Returns the item on a particular row of the tree.
-        If the index is out of range, this will return 0.
+        If the index is out of range, this will return nullptr.
         @see getNumRowsInTree, TreeViewItem::getRowNumberInTree()
     */
     TreeViewItem* getItemOnRow (int index) const;

modules/juce_gui_basics/windows/juce_AlertWindow.h

@@ -198,25 +198,23 @@ public:
     void addCustomComponent (Component* component);
 
     /** Returns the number of custom components in the dialog box.
-
         @see getCustomComponent, addCustomComponent
     */
     int getNumCustomComponents() const;
 
     /** Returns one of the custom components in the dialog box.
 
-        @param index    a value 0 to (getNumCustomComponents() - 1). Out-of-range indexes
-                        will return 0
+        @param index    a value 0 to (getNumCustomComponents() - 1).
+                        Out-of-range indexes will return nullptr
         @see getNumCustomComponents, addCustomComponent
     */
     Component* getCustomComponent (int index) const;
 
     /** Removes one of the custom components in the dialog box.
-
         Note that this won't delete it, it just removes the component from the window
 
-        @param index    a value 0 to (getNumCustomComponents() - 1). Out-of-range indexes
-                        will return 0
+        @param index    a value 0 to (getNumCustomComponents() - 1).
+                        Out-of-range indexes will return nullptr
         @returns        the component that was removed (or null)
         @see getNumCustomComponents, addCustomComponent
     */

modules/juce_gui_basics/windows/juce_TopLevelWindow.h

@@ -82,7 +82,7 @@ public:
         them, you can use this to show it in front of the relevent parent window, which
         is a bit neater than just having it appear in the middle of the screen.
 
-        If componentToCentreAround is 0, then the currently active TopLevelWindow will
+        If componentToCentreAround is nullptr, then the currently active TopLevelWindow will
         be used instead. If no window is focused, it'll just default to the middle of the
         screen.
     */