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ContentList Class Reference

Displays a list of files (presets, wavetables, LFOs, samples) that can be selected and exported as a bank. More...

#include <bank_exporter.h>

Inheritance diagram for ContentList:
SynthSection SynthButton::ButtonListener

Classes

class  FileDateAscendingComparator
 
class  FileDateDescendingComparator
 
class  FileNameAscendingComparator
 Comparator classes for sorting files by name or date. More...
 
class  FileNameDescendingComparator
 
class  Listener
 Interface for objects that need to respond to changes in selected presets. More...
 
class  SelectedComparator
 Comparator for sorting by whether a file is selected or not. More...
 

Public Types

enum  Column {
  kNone , kAdded , kName , kDate ,
  kNumColumns
}
 Columns used in the list for sorting and display. More...
 

Public Member Functions

 ContentList (const std::string &name)
 
void paintBackground (Graphics &g) override
 
void paintBackgroundShadow (Graphics &g) override
 
void resized () override
 Resizes and lays out child components.
 
void setContent (Array< File > presets)
 
void mouseWheelMove (const MouseEvent &e, const MouseWheelDetails &wheel) override
 Handles mouse wheel events for scrolling.
 
int getRowFromPosition (float mouse_position)
 
int getRowHeight ()
 
void mouseMove (const MouseEvent &e) override
 Handles mouse move events for hover effects.
 
void mouseExit (const MouseEvent &e) override
 Handles mouse exit events to clear hover state.
 
void mouseDown (const MouseEvent &e) override
 Handles mouse down events for selection and sorting actions.
 
void scrollBarMoved (ScrollBar *scroll_bar, double range_start) override
 
void setScrollBarRange ()
 Updates the scrollbar range based on content size and view position.
 
void redoCache ()
 Reloads cached rows after content changes.
 
int getScrollableRange ()
 
void initOpenGlComponents (OpenGlWrapper &open_gl) override
 
void renderOpenGlComponents (OpenGlWrapper &open_gl, bool animate) override
 
void destroyOpenGlComponents (OpenGlWrapper &open_gl) override
 
void addListener (Listener *listener)
 
std::set< std::string > selectedFiles ()
 
- Public Member Functions inherited from SynthSection
 SynthSection (const String &name)
 Constructs a SynthSection with a given name.
 
virtual ~SynthSection ()=default
 
void setParent (const SynthSection *parent)
 Sets the parent SynthSection.
 
float findValue (Skin::ValueId value_id) const
 Finds a value in the skin overrides or from the parent if not found locally.
 
virtual void reset ()
 Resets the section and all sub-sections.
 
virtual void paint (Graphics &g) override
 Called when the component should paint itself.
 
virtual void paintSidewaysHeadingText (Graphics &g)
 Paints the section name heading text vertically if sideways_heading_ is true.
 
virtual void paintHeadingText (Graphics &g)
 Paints the heading text for this section, either sideways or horizontally.
 
virtual void setSkinValues (const Skin &skin, bool top_level)
 Sets skin values (colors, sizes) and applies them to sub-sections.
 
void setSkinOverride (Skin::SectionOverride skin_override)
 
virtual void repaintBackground ()
 Requests a repaint of the background.
 
void showPopupBrowser (SynthSection *owner, Rectangle< int > bounds, std::vector< File > directories, String extensions, std::string passthrough_name, std::string additional_folders_name)
 Shows a file browser popup (e.g., for loading samples or wavetables).
 
void updatePopupBrowser (SynthSection *owner)
 Updates the currently visible popup browser if any.
 
void showPopupSelector (Component *source, Point< int > position, const PopupItems &options, std::function< void(int)> callback, std::function< void()> cancel={ })
 Shows a popup selector with options.
 
void showDualPopupSelector (Component *source, Point< int > position, int width, const PopupItems &options, std::function< void(int)> callback)
 Shows a dual popup selector for hierarchical selection.
 
void showPopupDisplay (Component *source, const std::string &text, BubbleComponent::BubblePlacement placement, bool primary)
 Shows a brief popup display (like a tooltip).
 
void hidePopupDisplay (bool primary)
 Hides the currently shown popup display.
 
virtual void loadFile (const File &file)
 Loads a file (e.g., a sample or wavetable). Overridden by subclasses.
 
virtual File getCurrentFile ()
 Gets the currently loaded file. Overridden by subclasses.
 
virtual std::string getFileName ()
 Gets the name of the currently loaded file. Overridden by subclasses.
 
virtual std::string getFileAuthor ()
 Gets the author metadata of the currently loaded file. Overridden by subclasses.
 
virtual void paintContainer (Graphics &g)
 Paints the container background, body, heading, etc.
 
virtual void paintBody (Graphics &g, Rectangle< int > bounds)
 Paints the body background within given bounds.
 
virtual void paintBorder (Graphics &g, Rectangle< int > bounds)
 Paints the border around given bounds.
 
virtual void paintBody (Graphics &g)
 Paints the section body background using the entire component area.
 
virtual void paintBorder (Graphics &g)
 Paints the border around the entire component.
 
int getComponentShadowWidth ()
 Gets the width of shadow around components.
 
virtual void paintTabShadow (Graphics &g)
 Paints a tab-like shadow effect around the component.
 
void paintTabShadow (Graphics &g, Rectangle< int > bounds)
 Paints a tab shadow effect within specified bounds.
 
virtual void setSizeRatio (float ratio)
 Sets the size ratio for scaling UI elements.
 
void paintKnobShadows (Graphics &g)
 Paints knob shadows for all sliders.
 
Font getLabelFont ()
 Gets a suitable font for label text.
 
void setLabelFont (Graphics &g)
 Sets the Graphics context font and color for labels.
 
void drawLabelConnectionForComponents (Graphics &g, Component *left, Component *right)
 Draws a rectangular connection between labels of two components.
 
void drawLabelBackground (Graphics &g, Rectangle< int > bounds, bool text_component=false)
 Draws a background for a label area.
 
void drawLabelBackgroundForComponent (Graphics &g, Component *component)
 Draws label background for a specific component.
 
Rectangle< int > getDividedAreaBuffered (Rectangle< int > full_area, int num_sections, int section, int buffer)
 Divides an area into equal sections with buffering, returns the specified section.
 
Rectangle< int > getDividedAreaUnbuffered (Rectangle< int > full_area, int num_sections, int section, int buffer)
 Divides an area into equal sections without extra buffering, returns the specified section.
 
Rectangle< int > getLabelBackgroundBounds (Rectangle< int > bounds, bool text_component=false)
 Gets the background bounds for a label.
 
Rectangle< int > getLabelBackgroundBounds (Component *component, bool text_component=false)
 Gets the label background bounds for a component.
 
void drawLabel (Graphics &g, String text, Rectangle< int > component_bounds, bool text_component=false)
 Draws a label text below a component.
 
void drawLabelForComponent (Graphics &g, String text, Component *component, bool text_component=false)
 Draws a label for a given component.
 
void drawTextBelowComponent (Graphics &g, String text, Component *component, int space, int padding=0)
 Draws text below a component with optional padding.
 
virtual void paintChildrenShadows (Graphics &g)
 Paints shadows for child sections.
 
void paintChildrenBackgrounds (Graphics &g)
 Paints the backgrounds for all child sections.
 
void paintOpenGlChildrenBackgrounds (Graphics &g)
 Paints the backgrounds for all OpenGL child components.
 
void paintChildBackground (Graphics &g, SynthSection *child)
 Paints a child's background specifically.
 
void paintChildShadow (Graphics &g, SynthSection *child)
 Paints a child's shadow specifically.
 
void paintOpenGlBackground (Graphics &g, OpenGlComponent *child)
 Paints the background of an OpenGlComponent child.
 
void drawTextComponentBackground (Graphics &g, Rectangle< int > bounds, bool extend_to_label)
 Draws a background for a text component area.
 
void drawTempoDivider (Graphics &g, Component *sync)
 Draws a divider line for tempo-related controls.
 
virtual void sliderValueChanged (Slider *moved_slider) override
 Called when a slider value changes. Updates the synth parameter accordingly.
 
virtual void buttonClicked (Button *clicked_button) override
 Called when a button is clicked. Updates the synth parameter accordingly.
 
virtual void guiChanged (SynthButton *button) override
 Called when a SynthButton state changes (GUI interaction).
 
std::map< std::string, SynthSlider * > getAllSliders ()
 Gets all sliders registered in this section.
 
std::map< std::string, ToggleButton * > getAllButtons ()
 Gets all toggle buttons registered in this section.
 
std::map< std::string, ModulationButton * > getAllModulationButtons ()
 Gets all modulation buttons registered in this section.
 
virtual void setActive (bool active)
 Sets the active state of this section and sub-sections.
 
bool isActive () const
 Checks if the section is currently active.
 
virtual void animate (bool animate)
 Triggers animation state change in sub-sections if needed.
 
virtual void setAllValues (vital::control_map &controls)
 Sets values for all known parameters from a control map.
 
virtual void setValue (const std::string &name, vital::mono_float value, NotificationType notification)
 Sets a single parameter value for a known control.
 
void addModulationButton (ModulationButton *button, bool show=true)
 Adds a modulation button to this section.
 
void addSubSection (SynthSection *section, bool show=true)
 Adds a subsection (another SynthSection) as a child.
 
void removeSubSection (SynthSection *section)
 Removes a previously added subsection.
 
virtual void setScrollWheelEnabled (bool enabled)
 Enables or disables scroll wheel support for this section and sub-sections.
 
ToggleButton * activator () const
 Gets the activator toggle button if any.
 
void setSkinValues (std::map< Skin::ValueId, float > values)
 Sets custom skin values for this section.
 
void setSkinValue (Skin::ValueId id, float value)
 Sets a single skin value override.
 
float getTitleWidth ()
 
float getPadding ()
 
float getPowerButtonOffset () const
 
float getKnobSectionHeight ()
 
float getSliderWidth ()
 
float getSliderOverlap ()
 
float getSliderOverlapWithSpace ()
 
float getTextComponentHeight ()
 
float getStandardKnobSize ()
 
float getTotalKnobHeight ()
 
float getTextSectionYOffset ()
 
float getModButtonWidth ()
 
float getModFontSize ()
 
float getWidgetMargin ()
 
float getWidgetRounding ()
 
float getSizeRatio () const
 
int getPopupWidth () const
 
int getDualPopupWidth () const
 
- Public Member Functions inherited from SynthButton::ButtonListener
virtual ~ButtonListener ()
 Virtual destructor.
 

Static Public Attributes

static constexpr int kNumCachedRows = 40
 Number of rows to keep cached.
 
static constexpr float kRowHeight = 26.0f
 Height of each row.
 
static constexpr float kAddWidthRatio = 0.04f
 Width ratio allocated to the "add" (selection) column.
 
static constexpr float kNameWidthRatio = 0.76f
 Width ratio allocated to the name column.
 
static constexpr float kDateWidthRatio = 0.2f
 Width ratio allocated to the date column.
 
static constexpr float kScrollSensitivity = 200.0f
 Scroll sensitivity factor.
 
- Static Public Attributes inherited from SynthSection
static constexpr int kDefaultPowerButtonOffset = 0
 
static constexpr float kPowerButtonPaddingPercent = 0.29f
 
static constexpr float kTransposeHeightPercent = 0.5f
 
static constexpr float kTuneHeightPercent = 0.4f
 
static constexpr float kJointModulationRadiusPercent = 0.1f
 
static constexpr float kJointModulationExtensionPercent = 0.6666f
 
static constexpr float kPitchLabelPercent = 0.33f
 
static constexpr float kJointLabelHeightPercent = 0.4f
 
static constexpr double kTransposeMouseSensitivity = 0.2
 
static constexpr float kJointLabelBorderRatioX = 0.05f
 
static constexpr int kDefaultBodyRounding = 4
 
static constexpr int kDefaultLabelHeight = 10
 
static constexpr int kDefaultLabelBackgroundHeight = 16
 
static constexpr int kDefaultLabelBackgroundWidth = 56
 
static constexpr int kDefaultLabelBackgroundRounding = 4
 
static constexpr int kDefaultPadding = 2
 
static constexpr int kDefaultPopupMenuWidth = 150
 
static constexpr int kDefaultDualPopupMenuWidth = 340
 
static constexpr int kDefaultStandardKnobSize = 32
 
static constexpr int kDefaultKnobThickness = 2
 
static constexpr float kDefaultKnobModulationAmountThickness = 2.0f
 
static constexpr int kDefaultKnobModulationMeterSize = 43
 
static constexpr int kDefaultKnobModulationMeterThickness = 4
 
static constexpr int kDefaultModulationButtonWidth = 64
 
static constexpr int kDefaultModFontSize = 10
 
static constexpr int kDefaultKnobSectionHeight = 64
 
static constexpr int kDefaultSliderWidth = 24
 
static constexpr int kDefaultTextWidth = 80
 
static constexpr int kDefaultTextHeight = 24
 
static constexpr int kDefaultWidgetMargin = 6
 
static constexpr float kDefaultWidgetFillFade = 0.3f
 
static constexpr float kDefaultWidgetLineWidth = 4.0f
 
static constexpr float kDefaultWidgetFillCenter = 0.0f
 

Additional Inherited Members

- Protected Member Functions inherited from SynthSection
void setSliderHasHzAlternateDisplay (SynthSlider *slider)
 
void setSidewaysHeading (bool sideways)
 
void addToggleButton (ToggleButton *button, bool show)
 
void addButton (OpenGlToggleButton *button, bool show=true)
 
void addButton (OpenGlShapeButton *button, bool show=true)
 
void addSlider (SynthSlider *slider, bool show=true, bool listen=true)
 
void addOpenGlComponent (OpenGlComponent *open_gl_component, bool to_beginning=false)
 
void setActivator (SynthButton *activator)
 
void createOffOverlay ()
 
void setPresetSelector (PresetSelector *preset_selector, bool half=false)
 
void paintJointControlSliderBackground (Graphics &g, int x, int y, int width, int height)
 
void paintJointControlBackground (Graphics &g, int x, int y, int width, int height)
 
void paintJointControl (Graphics &g, int x, int y, int width, int height, const std::string &name)
 
void placeJointControls (int x, int y, int width, int height, SynthSlider *left, SynthSlider *right, Component *widget=nullptr)
 
void placeTempoControls (int x, int y, int width, int height, SynthSlider *tempo, SynthSlider *sync)
 
void placeRotaryOption (Component *option, SynthSlider *rotary)
 
void placeKnobsInArea (Rectangle< int > area, std::vector< Component * > knobs)
 
void lockCriticalSection ()
 
void unlockCriticalSection ()
 
Rectangle< int > getPresetBrowserBounds ()
 
int getTitleTextRight ()
 
Rectangle< int > getPowerButtonBounds ()
 
Rectangle< int > getTitleBounds ()
 
float getDisplayScale () const
 
virtual int getPixelMultiple () const
 
- Protected Attributes inherited from SynthSection
std::map< Skin::ValueId, float > value_lookup_
 
std::vector< SynthSection * > sub_sections_
 
std::vector< OpenGlComponent * > open_gl_components_
 
std::map< std::string, SynthSlider * > slider_lookup_
 
std::map< std::string, Button * > button_lookup_
 
std::map< std::string, ModulationButton * > modulation_buttons_
 
std::map< std::string, SynthSlider * > all_sliders_
 
std::map< std::string, ToggleButton * > all_buttons_
 
std::map< std::string, ModulationButton * > all_modulation_buttons_
 
const SynthSectionparent_
 
SynthButtonactivator_
 
PresetSelectorpreset_selector_
 
bool preset_selector_half_width_
 
std::unique_ptr< OffOverlayoff_overlay_
 
Skin::SectionOverride skin_override_
 
float size_ratio_
 
bool active_
 
bool sideways_heading_
 

Detailed Description

Displays a list of files (presets, wavetables, LFOs, samples) that can be selected and exported as a bank.

The ContentList class supports sorting by name, date, and selection status. It uses an OpenGL-based rendering strategy for scrolling through potentially large lists of files efficiently.

Member Enumeration Documentation

◆ Column

Columns used in the list for sorting and display.

Enumerator
kNone 

No column.

kAdded 

Column representing selection status.

kName 

Column representing file name.

kDate 

Column representing file date.

kNumColumns 

Constructor & Destructor Documentation

◆ ContentList()

ContentList::ContentList ( const std::string & name)

Constructor.

Parameters
nameThe name of this ContentList.

Member Function Documentation

◆ addListener()

void ContentList::addListener ( Listener * listener)
inline

Adds a listener to be notified when selection changes.

Parameters
listenerThe listener to add.

◆ destroyOpenGlComponents()

void ContentList::destroyOpenGlComponents ( OpenGlWrapper & open_gl)
overridevirtual

Destroys OpenGL components.

Parameters
open_glThe OpenGlWrapper.

Reimplemented from SynthSection.

◆ getRowFromPosition()

int ContentList::getRowFromPosition ( float mouse_position)

Gets the row index from a mouse position.

Parameters
mouse_positionThe y-position of the mouse.
Returns
The row index at that position.

◆ getRowHeight()

int ContentList::getRowHeight ( )
inline

Gets the row height in pixels.

Returns
The row height.

◆ getScrollableRange()

int ContentList::getScrollableRange ( )

Gets the total scrollable range in pixels.

Returns
The scrollable range.

◆ initOpenGlComponents()

void ContentList::initOpenGlComponents ( OpenGlWrapper & open_gl)
overridevirtual

Initializes the OpenGL components.

Parameters
open_glThe OpenGlWrapper for managing OpenGL state.

Reimplemented from SynthSection.

◆ mouseDown()

void ContentList::mouseDown ( const MouseEvent & e)
override

Handles mouse down events for selection and sorting actions.

◆ mouseExit()

void ContentList::mouseExit ( const MouseEvent & e)
override

Handles mouse exit events to clear hover state.

◆ mouseMove()

void ContentList::mouseMove ( const MouseEvent & e)
override

Handles mouse move events for hover effects.

◆ mouseWheelMove()

void ContentList::mouseWheelMove ( const MouseEvent & e,
const MouseWheelDetails & wheel )
override

Handles mouse wheel events for scrolling.

◆ paintBackground()

void ContentList::paintBackground ( Graphics & g)
overridevirtual

Paints the background including column headers.

Parameters
gThe graphics context.

Reimplemented from SynthSection.

◆ paintBackgroundShadow()

void ContentList::paintBackgroundShadow ( Graphics & g)
inlineoverridevirtual

Paints a background shadow for better visual depth.

Parameters
gThe graphics context.

Reimplemented from SynthSection.

◆ redoCache()

void ContentList::redoCache ( )

Reloads cached rows after content changes.

◆ renderOpenGlComponents()

void ContentList::renderOpenGlComponents ( OpenGlWrapper & open_gl,
bool animate )
overridevirtual

Renders OpenGL components each frame.

Parameters
open_glThe OpenGlWrapper for managing OpenGL state.
animateWhether to animate transitions.

Reimplemented from SynthSection.

◆ resized()

void ContentList::resized ( )
overridevirtual

Resizes and lays out child components.

Reimplemented from SynthSection.

◆ scrollBarMoved()

void ContentList::scrollBarMoved ( ScrollBar * scroll_bar,
double range_start )
override

Called when the scrollbar position changes.

Parameters
scroll_barThe scrollbar that moved.
range_startThe new start position.

◆ selectedFiles()

std::set< std::string > ContentList::selectedFiles ( )
inline

Gets a set of selected file paths.

Returns
The set of selected file paths.

◆ setContent()

void ContentList::setContent ( Array< File > presets)

Sets the contents of the list.

Parameters
presetsThe array of files to display.

◆ setScrollBarRange()

void ContentList::setScrollBarRange ( )

Updates the scrollbar range based on content size and view position.

Member Data Documentation

◆ kAddWidthRatio

float ContentList::kAddWidthRatio = 0.04f
staticconstexpr

Width ratio allocated to the "add" (selection) column.

◆ kDateWidthRatio

float ContentList::kDateWidthRatio = 0.2f
staticconstexpr

Width ratio allocated to the date column.

◆ kNameWidthRatio

float ContentList::kNameWidthRatio = 0.76f
staticconstexpr

Width ratio allocated to the name column.

◆ kNumCachedRows

int ContentList::kNumCachedRows = 40
staticconstexpr

Number of rows to keep cached.

◆ kRowHeight

float ContentList::kRowHeight = 26.0f
staticconstexpr

Height of each row.

◆ kScrollSensitivity

float ContentList::kScrollSensitivity = 200.0f
staticconstexpr

Scroll sensitivity factor.


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