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juce::TabBarButton Class Reference

#include <juce_TabbedButtonBar.h>

Inheritance diagram for juce::TabBarButton:
juce::Button juce::Component juce::SettableTooltipClient juce::MouseListener juce::TooltipClient

Public Types

enum  ExtraComponentPlacement { beforeText , afterText }
Public Types inherited from juce::Button
enum  ConnectedEdgeFlags { ConnectedOnLeft = 1 , ConnectedOnRight = 2 , ConnectedOnTop = 4 , ConnectedOnBottom = 8 }
enum  ButtonState { buttonNormal , buttonOver , buttonDown }
Public Types inherited from juce::Component
enum class  FocusContainerType { none , focusContainer , keyboardFocusContainer }
enum  FocusChangeType { focusChangedByMouseClick , focusChangedByTabKey , focusChangedDirectly }

Public Member Functions

 TabBarButton (const String &name, TabbedButtonBar &ownerBar)
 ~TabBarButton () override
TabbedButtonBargetTabbedButtonBar () const
void setExtraComponent (Component *extraTabComponent, ExtraComponentPlacement extraComponentPlacement)
ComponentgetExtraComponent () const noexcept
ExtraComponentPlacement getExtraComponentPlacement () const noexcept
Rectangle< intgetActiveArea () const
Rectangle< intgetTextArea () const
int getIndex () const
Colour getTabBackgroundColour () const
bool isFrontTab () const
virtual int getBestTabLength (int depth)
void paintButton (Graphics &, bool, bool) override
void clicked (const ModifierKeys &) override
bool hitTest (int x, int y) override
void resized () override
void childBoundsChanged (Component *) override
Public Member Functions inherited from juce::Button
 ~Button () override
void setButtonText (const String &newText)
const StringgetButtonText () const
bool isDown () const noexcept
bool isOver () const noexcept
void setToggleable (bool shouldBeToggleable)
bool isToggleable () const noexcept
void setToggleState (bool shouldBeOn, NotificationType notification)
bool getToggleState () const noexcept
ValuegetToggleStateValue () noexcept
void setClickingTogglesState (bool shouldAutoToggleOnClick) noexcept
bool getClickingTogglesState () const noexcept
void setRadioGroupId (int newGroupId, NotificationType notification=sendNotification)
int getRadioGroupId () const noexcept
void addListener (Listener *newListener)
void removeListener (Listener *listener)
virtual void triggerClick ()
void setCommandToTrigger (ApplicationCommandManager *commandManagerToUse, CommandID commandID, bool generateTooltip)
CommandID getCommandID () const noexcept
void addShortcut (const KeyPress &)
void clearShortcuts ()
bool isRegisteredForShortcut (const KeyPress &) const
void setRepeatSpeed (int initialDelayInMillisecs, int repeatDelayInMillisecs, int minimumDelayInMillisecs=-1) noexcept
void setTriggeredOnMouseDown (bool isTriggeredOnMouseDown) noexcept
bool getTriggeredOnMouseDown () const noexcept
uint32 getMillisecondsSinceButtonDown () const noexcept
void setTooltip (const String &newTooltip) override
void setConnectedEdges (int connectedEdgeFlags)
int getConnectedEdgeFlags () const noexcept
bool isConnectedOnLeft () const noexcept
bool isConnectedOnRight () const noexcept
bool isConnectedOnTop () const noexcept
bool isConnectedOnBottom () const noexcept
void setState (ButtonState newState)
ButtonState getState () const noexcept
void setToggleState (bool, bool)
Public Member Functions inherited from juce::Component
 Component () noexcept
 ~Component () override
 Component (const String &componentName) noexcept
String getName () const noexcept
virtual void setName (const String &newName)
String getComponentID () const noexcept
void setComponentID (const String &newID)
virtual void setVisible (bool shouldBeVisible)
bool isVisible () const noexcept
bool isShowing () const
virtual void addToDesktop (int windowStyleFlags, void *nativeWindowToAttachTo=nullptr)
void removeFromDesktop ()
bool isOnDesktop () const noexcept
ComponentPeergetPeer () const
virtual void userTriedToCloseWindow ()
virtual void minimisationStateChanged (bool isNowMinimised)
virtual float getDesktopScaleFactor () const
void toFront (bool shouldAlsoGainKeyboardFocus)
void toBack ()
void toBehind (Component *other)
void setAlwaysOnTop (bool shouldStayOnTop)
bool isAlwaysOnTop () const noexcept
int getX () const noexcept
int getY () const noexcept
int getWidth () const noexcept
int getHeight () const noexcept
int getRight () const noexcept
Point< intgetPosition () const noexcept
int getBottom () const noexcept
Rectangle< intgetBounds () const noexcept
Rectangle< intgetLocalBounds () const noexcept
Rectangle< intgetBoundsInParent () const noexcept
int getScreenX () const
int getScreenY () const
Point< intgetScreenPosition () const
Rectangle< intgetScreenBounds () const
Point< intgetLocalPoint (const Component *sourceComponent, Point< int > pointRelativeToSourceComponent) const
Point< float > getLocalPoint (const Component *sourceComponent, Point< float > pointRelativeToSourceComponent) const
Rectangle< intgetLocalArea (const Component *sourceComponent, Rectangle< int > areaRelativeToSourceComponent) const
Rectangle< float > getLocalArea (const Component *sourceComponent, Rectangle< float > areaRelativeToSourceComponent) const
Point< intlocalPointToGlobal (Point< int > localPoint) const
Point< float > localPointToGlobal (Point< float > localPoint) const
Rectangle< intlocalAreaToGlobal (Rectangle< int > localArea) const
Rectangle< float > localAreaToGlobal (Rectangle< float > localArea) const
void setTopLeftPosition (int x, int y)
void setTopLeftPosition (Point< int > newTopLeftPosition)
void setTopRightPosition (int x, int y)
void setSize (int newWidth, int newHeight)
void setBounds (int x, int y, int width, int height)
void setBounds (Rectangle< int > newBounds)
void setBoundsRelative (float proportionalX, float proportionalY, float proportionalWidth, float proportionalHeight)
void setBoundsRelative (Rectangle< float > proportionalArea)
void setBoundsInset (BorderSize< int > borders)
void setBoundsToFit (Rectangle< int > targetArea, Justification justification, bool onlyReduceInSize)
void setCentrePosition (int x, int y)
void setCentrePosition (Point< int > newCentrePosition)
void setCentreRelative (float x, float y)
void centreWithSize (int width, int height)
void setTransform (const AffineTransform &transform)
AffineTransform getTransform () const
bool isTransformed () const noexcept
int proportionOfWidth (float proportion) const noexcept
int proportionOfHeight (float proportion) const noexcept
int getParentWidth () const noexcept
int getParentHeight () const noexcept
Rectangle< intgetParentMonitorArea () const
int getNumChildComponents () const noexcept
ComponentgetChildComponent (int index) const noexcept
int getIndexOfChildComponent (const Component *child) const noexcept
const Array< Component * > & getChildren () const noexcept
ComponentfindChildWithID (StringRef componentID) const noexcept
void addChildComponent (Component *child, int zOrder=-1)
void addChildComponent (Component &child, int zOrder=-1)
void addAndMakeVisible (Component *child, int zOrder=-1)
void addAndMakeVisible (Component &child, int zOrder=-1)
void addChildAndSetID (Component *child, const String &componentID)
void removeChildComponent (Component *childToRemove)
ComponentremoveChildComponent (int childIndexToRemove)
void removeAllChildren ()
void deleteAllChildren ()
ComponentgetParentComponent () const noexcept
template<class TargetClass>
TargetClass * findParentComponentOfClass () const
ComponentgetTopLevelComponent () const noexcept
bool isParentOf (const Component *possibleChild) const noexcept
virtual void childrenChanged ()
void setInterceptsMouseClicks (bool allowClicksOnThisComponent, bool allowClicksOnChildComponents) noexcept
void getInterceptsMouseClicks (bool &allowsClicksOnThisComponent, bool &allowsClicksOnChildComponents) const noexcept
bool contains (Point< int > localPoint)
bool contains (Point< float > localPoint)
bool reallyContains (Point< int > localPoint, bool returnTrueIfWithinAChild)
bool reallyContains (Point< float > localPoint, bool returnTrueIfWithinAChild)
ComponentgetComponentAt (int x, int y)
ComponentgetComponentAt (Point< int > position)
ComponentgetComponentAt (Point< float > position)
void repaint ()
void repaint (int x, int y, int width, int height)
void repaint (Rectangle< int > area)
void setBufferedToImage (bool shouldBeBuffered)
Image createComponentSnapshot (Rectangle< int > areaToGrab, bool clipImageToComponentBounds=true, float scaleFactor=1.0f)
void paintEntireComponent (Graphics &context, bool ignoreAlphaLevel)
void setPaintingIsUnclipped (bool shouldPaintWithoutClipping) noexcept
bool isPaintingUnclipped () const noexcept
void setComponentEffect (ImageEffectFilter *newEffect)
ImageEffectFiltergetComponentEffect () const noexcept
LookAndFeelgetLookAndFeel () const noexcept
void setLookAndFeel (LookAndFeel *newLookAndFeel)
virtual void lookAndFeelChanged ()
void sendLookAndFeelChange ()
void setOpaque (bool shouldBeOpaque)
bool isOpaque () const noexcept
void setBroughtToFrontOnMouseClick (bool shouldBeBroughtToFront) noexcept
bool isBroughtToFrontOnMouseClick () const noexcept
void setExplicitFocusOrder (int newFocusOrderIndex)
int getExplicitFocusOrder () const
void setFocusContainerType (FocusContainerType containerType) noexcept
bool isFocusContainer () const noexcept
bool isKeyboardFocusContainer () const noexcept
ComponentfindFocusContainer () const
ComponentfindKeyboardFocusContainer () const
void setWantsKeyboardFocus (bool wantsFocus) noexcept
bool getWantsKeyboardFocus () const noexcept
void setMouseClickGrabsKeyboardFocus (bool shouldGrabFocus)
bool getMouseClickGrabsKeyboardFocus () const noexcept
void grabKeyboardFocus ()
void giveAwayKeyboardFocus ()
bool hasKeyboardFocus (bool trueIfChildIsFocused) const
void moveKeyboardFocusToSibling (bool moveToNext)
virtual std::unique_ptr< ComponentTraversercreateFocusTraverser ()
virtual std::unique_ptr< ComponentTraversercreateKeyboardFocusTraverser ()
void setHasFocusOutline (bool hasFocusOutline) noexcept
bool hasFocusOutline () const noexcept
bool isEnabled () const noexcept
void setEnabled (bool shouldBeEnabled)
float getAlpha () const noexcept
void setAlpha (float newAlpha)
virtual void alphaChanged ()
void setMouseCursor (const MouseCursor &cursorType)
virtual MouseCursor getMouseCursor ()
void updateMouseCursor () const
virtual void paintOverChildren (Graphics &g)
void mouseMove (const MouseEvent &event) override
void mouseEnter (const MouseEvent &event) override
void mouseExit (const MouseEvent &event) override
void mouseDown (const MouseEvent &event) override
void mouseDrag (const MouseEvent &event) override
void mouseUp (const MouseEvent &event) override
void mouseDoubleClick (const MouseEvent &event) override
void mouseWheelMove (const MouseEvent &event, const MouseWheelDetails &wheel) override
void mouseMagnify (const MouseEvent &event, float scaleFactor) override
void setRepaintsOnMouseActivity (bool shouldRepaint) noexcept
void addMouseListener (MouseListener *newListener, bool wantsEventsForAllNestedChildComponents)
void removeMouseListener (MouseListener *listenerToRemove)
void addKeyListener (KeyListener *newListener)
void removeKeyListener (KeyListener *listenerToRemove)
virtual void modifierKeysChanged (const ModifierKeys &modifiers)
virtual void focusOfChildComponentChanged (FocusChangeType cause)
bool isMouseOver (bool includeChildren=false) const
bool isMouseButtonDown (bool includeChildren=false) const
bool isMouseOverOrDragging (bool includeChildren=false) const
Point< intgetMouseXYRelative () const
virtual void moved ()
virtual void parentSizeChanged ()
virtual void broughtToFront ()
void addComponentListener (ComponentListener *newListener)
void removeComponentListener (ComponentListener *listenerToRemove)
void postCommandMessage (int commandId)
void enterModalState (bool takeKeyboardFocus=true, ModalComponentManager::Callback *callback=nullptr, bool deleteWhenDismissed=false)
void exitModalState (int returnValue)
bool isCurrentlyModal (bool onlyConsiderForemostModalComponent=true) const noexcept
bool isCurrentlyBlockedByAnotherModalComponent () const
virtual bool canModalEventBeSentToComponent (const Component *targetComponent)
virtual void inputAttemptWhenModal ()
NamedValueSetgetProperties () noexcept
const NamedValueSetgetProperties () const noexcept
Colour findColour (int colourID, bool inheritFromParent=false) const
void setColour (int colourID, Colour newColour)
void removeColour (int colourID)
bool isColourSpecified (int colourID) const
void copyAllExplicitColoursTo (Component &target) const
virtual void colourChanged ()
voidgetWindowHandle () const
PositionergetPositioner () const noexcept
void setPositioner (Positioner *newPositioner)
void setCachedComponentImage (CachedComponentImage *newCachedImage)
CachedComponentImagegetCachedComponentImage () const noexcept
void setViewportIgnoreDragFlag (bool ignoreDrag) noexcept
bool getViewportIgnoreDragFlag () const noexcept
String getTitle () const noexcept
void setTitle (const String &newTitle)
String getDescription () const noexcept
void setDescription (const String &newDescription)
String getHelpText () const noexcept
void setHelpText (const String &newHelpText)
void setAccessible (bool shouldBeAccessible)
bool isAccessible () const noexcept
AccessibilityHandlergetAccessibilityHandler ()
void invalidateAccessibilityHandler ()
void setFocusContainer (bool shouldBeFocusContainer) noexcept
void contains (int, int)=delete
Public Member Functions inherited from juce::MouseListener
virtual ~MouseListener ()=default
Public Member Functions inherited from juce::SettableTooltipClient
 ~SettableTooltipClient () override=default
String getTooltip () override
Public Member Functions inherited from juce::TooltipClient
virtual ~TooltipClient ()=default

Protected Attributes

TabbedButtonBarowner
int overlapPixels = 0
std::unique_ptr< ComponentextraComponent
ExtraComponentPlacement extraCompPlacement = afterText

Private Member Functions

void calcAreas (Rectangle< int > &, Rectangle< int > &) const
virtual void clicked ()

Friends

class TabbedButtonBar

Additional Inherited Members

Static Public Member Functions inherited from juce::Component
static float JUCE_CALLTYPE getApproximateScaleFactorForComponent (const Component *targetComponent)
static Component *JUCE_CALLTYPE getCurrentlyFocusedComponent () noexcept
static void JUCE_CALLTYPE unfocusAllComponents ()
static void JUCE_CALLTYPE beginDragAutoRepeat (int millisecondsBetweenCallbacks)
static bool JUCE_CALLTYPE isMouseButtonDownAnywhere () noexcept
static int JUCE_CALLTYPE getNumCurrentlyModalComponents () noexcept
static Component *JUCE_CALLTYPE getCurrentlyModalComponent (int index=0) noexcept
Public Attributes inherited from juce::Button
std::function< void()> onClick
std::function< void()> onStateChange
Protected Member Functions inherited from juce::Button
 Button (const String &buttonName)
virtual void buttonStateChanged ()
virtual void internalClickCallback (const ModifierKeys &)
void handleCommandMessage (int commandId) override
void mouseEnter (const MouseEvent &) override
void mouseExit (const MouseEvent &) override
void mouseDown (const MouseEvent &) override
void mouseDrag (const MouseEvent &) override
void mouseUp (const MouseEvent &) override
bool keyPressed (const KeyPress &) override
void paint (Graphics &) override
void parentHierarchyChanged () override
void visibilityChanged () override
void focusGained (FocusChangeType) override
void focusLost (FocusChangeType) override
void enablementChanged () override
virtual bool keyStateChanged (bool isKeyDown)
Protected Member Functions inherited from juce::Component
virtual ComponentPeercreateNewPeer (int styleFlags, void *nativeWindowToAttachTo)
Protected Member Functions inherited from juce::SettableTooltipClient
 SettableTooltipClient ()=default
Static Protected Member Functions inherited from juce::Component
static std::unique_ptr< AccessibilityHandlercreateIgnoredAccessibilityHandler (Component &)

Detailed Description

In a TabbedButtonBar, this component is used for each of the buttons.

If you want to create a TabbedButtonBar with custom tab components, derive your component from this class, and override the TabbedButtonBar::createTabButton() method to create it instead of the default one.

See also
TabbedButtonBar

@tags{GUI}

Member Enumeration Documentation

◆ ExtraComponentPlacement

enum juce::TabBarButton::ExtraComponentPlacement

When adding an extra component to the tab, this indicates which side of the text it should be placed on.

Enumerator
beforeText 
afterText 

Constructor & Destructor Documentation

◆ TabBarButton()

juce::TabBarButton::TabBarButton ( const String & name,
TabbedButtonBar & ownerBar )

Creates the tab button.

◆ ~TabBarButton()

juce::TabBarButton::~TabBarButton ( )
override

Destructor.

Member Function Documentation

◆ calcAreas()

void juce::TabBarButton::calcAreas ( Rectangle< int > & extraComp,
Rectangle< int > & textArea ) const
private

◆ childBoundsChanged()

void juce::TabBarButton::childBoundsChanged ( Component * child)
overridevirtual

Called when one of this component's children is moved or resized.

If the parent wants to know about changes to its immediate children (not to children of its children), this is the method to override.

See also
moved, resized, parentSizeChanged

Reimplemented from juce::Component.

◆ clicked() [1/2]

void juce::Button::clicked ( )
privatevirtual

This method is called when the button has been clicked.

Subclasses can override this to perform whatever actions they need to do. In general, you wouldn't use this method to receive clicks, but should get your callbacks by attaching a std::function to the onClick callback, or adding a Button::Listener.

See also
triggerClick, onClick

Reimplemented from juce::Button.

◆ clicked() [2/2]

void juce::TabBarButton::clicked ( const ModifierKeys & modifiers)
overridevirtual

This method is called when the button has been clicked.

By default it just calls clicked(), but you might want to override it to handle things like clicking when a modifier key is pressed, etc.

See also
ModifierKeys

Reimplemented from juce::Button.

◆ getActiveArea()

Rectangle< int > juce::TabBarButton::getActiveArea ( ) const

Returns an area of the component that's safe to draw in.

This deals with the orientation of the tabs, which affects which side is touching the tabbed box's content component.

◆ getBestTabLength()

int juce::TabBarButton::getBestTabLength ( int depth)
virtual

Chooses the best length for the tab, given the specified depth.

If the tab is horizontal, this should return its width, and the depth specifies its height. If it's vertical, it should return the height, and the depth is actually its width.

◆ getExtraComponent()

Component * juce::TabBarButton::getExtraComponent ( ) const
inlinenoexcept

Returns the custom component, if there is one.

◆ getExtraComponentPlacement()

ExtraComponentPlacement juce::TabBarButton::getExtraComponentPlacement ( ) const
inlinenoexcept

Returns the placement of the custom component, if there is one.

◆ getIndex()

int juce::TabBarButton::getIndex ( ) const

Returns this tab's index in its tab bar.

◆ getTabBackgroundColour()

Colour juce::TabBarButton::getTabBackgroundColour ( ) const

Returns the colour of the tab.

◆ getTabbedButtonBar()

TabbedButtonBar & juce::TabBarButton::getTabbedButtonBar ( ) const
inline

Returns the bar that contains this button.

◆ getTextArea()

Rectangle< int > juce::TabBarButton::getTextArea ( ) const

Returns the area of the component that should contain its text.

◆ hitTest()

bool juce::TabBarButton::hitTest ( int x,
int y )
overridevirtual

Tests whether a given point is inside the component.

Overriding this method allows you to create components which only intercept mouse-clicks within a user-defined area.

This is called to find out whether a particular x, y coordinate is considered to be inside the component or not, and is used by methods such as contains() and getComponentAt() to work out which component the mouse is clicked on.

Components with custom shapes will probably want to override it to perform some more complex hit-testing.

The default implementation of this method returns either true or false, depending on the value that was set by calling setInterceptsMouseClicks() (true is the default return value).

Note that the hit-test region is not related to the opacity with which areas of a component are painted.

Applications should never call hitTest() directly - instead use the contains() method, because this will also test for occlusion by the component's parent.

Note that for components on the desktop, this method will be ignored, because it's not always possible to implement this behaviour on all platforms.

Parameters
xthe x coordinate to test, relative to the left hand edge of this component. This value is guaranteed to be greater than or equal to zero, and less than the component's width
ythe y coordinate to test, relative to the top edge of this component. This value is guaranteed to be greater than or equal to zero, and less than the component's height
Returns
true if the click is considered to be inside the component
See also
setInterceptsMouseClicks, contains

Reimplemented from juce::Component.

◆ isFrontTab()

bool juce::TabBarButton::isFrontTab ( ) const

Returns true if this is the frontmost (selected) tab.

◆ paintButton()

void juce::TabBarButton::paintButton ( Graphics & g,
bool shouldDrawButtonAsHighlighted,
bool shouldDrawButtonAsDown )
overridevirtual

Subclasses should override this to actually paint the button's contents.

It's better to use this than the paint method, because it gives you information about the over/down state of the button.

Parameters
gthe graphics context to use
shouldDrawButtonAsHighlightedtrue if the button is either in the 'over' or 'down' state
shouldDrawButtonAsDowntrue if the button should be drawn in the 'down' position

Implements juce::Button.

◆ resized()

void juce::TabBarButton::resized ( )
overridevirtual

Called when this component's size has been changed.

A component can implement this method to do things such as laying out its child components when its width or height changes.

The method is called synchronously as a result of the setBounds or setSize methods, so repeatedly changing a components size will repeatedly call its resized method (unlike things like repainting, where multiple calls to repaint are coalesced together).

If the component is a top-level window on the desktop, its size could also be changed by operating-system factors beyond the application's control.

See also
moved, setSize

Reimplemented from juce::Component.

◆ setExtraComponent()

void juce::TabBarButton::setExtraComponent ( Component * extraTabComponent,
ExtraComponentPlacement extraComponentPlacement )

Sets an extra component that will be shown in the tab.

This optional component will be positioned inside the tab, either to the left or right of the text. You could use this to implement things like a close button or a graphical status indicator. If a non-null component is passed-in, the TabbedButtonBar will take ownership of it and delete it when required.

◆ TabbedButtonBar

friend class TabbedButtonBar
friend

Member Data Documentation

◆ extraComponent

std::unique_ptr<Component> juce::TabBarButton::extraComponent
protected

◆ extraCompPlacement

ExtraComponentPlacement juce::TabBarButton::extraCompPlacement = afterText
protected

◆ overlapPixels

int juce::TabBarButton::overlapPixels = 0
protected

◆ owner

TabbedButtonBar& juce::TabBarButton::owner
protected

The documentation for this class was generated from the following files: