Files
Grapp/src/SearchViewController.swift

392 lines
15 KiB
Swift

import AppKit
import Carbon
// NOTE: This is the corner radius of the backgrounView view that acts as
// a window frame and an NSViewController's view that clips all
// elements inside of it.
fileprivate let windowCornerRadius = 15.0
struct ProgramWeighted {
let program: Program
let weight: Int
}
fileprivate let maxItems = 10
class SearchViewController: NSViewController, NSTextFieldDelegate, NSPopoverDelegate, NSTableViewDataSource, NSTableViewDelegate {
private var keyboardEvents: EventMonitor?
private var listIndex = 0
private var programsList: [Program] = Array(repeating: Program(), count: maxItems)
private var programsListCells: [ProgramsTableViewCell] = []
private var programsTableViewSelection = 0
private var settingsPopover: NSPopover = {
let popover = NSPopover()
popover.contentViewController = SettingsViewController()
popover.behavior = .transient
return popover
}()
private var shadowView: ShadowView = {
let view = ShadowView()
view.translatesAutoresizingMaskIntoConstraints = false
return view
}()
private var backgroundView: NSVisualEffectView = {
let effect = NSVisualEffectView()
effect.blendingMode = .behindWindow
effect.state = .active
effect.material = .popover
effect.wantsLayer = true
effect.layer?.masksToBounds = true
effect.layer?.borderWidth = 1
effect.layer?.cornerRadius = windowCornerRadius
effect.translatesAutoresizingMaskIntoConstraints = false
return effect
}()
private var contentView: NSView = {
let view = NSView()
// Clip all content to window's rounded frame emulated by backgroundView.
view.wantsLayer = true
view.layer?.masksToBounds = true
view.layer?.cornerRadius = windowCornerRadius
view.translatesAutoresizingMaskIntoConstraints = false
return view
}()
private var searchInput: EditableNSTextField = {
let textField = EditableNSTextField()
textField.isBezeled = false
textField.maximumNumberOfLines = 1
textField.usesSingleLineMode = true
textField.lineBreakMode = .byTruncatingHead
textField.focusRingType = .none
textField.placeholderString = "Program Search"
textField.bezelStyle = .roundedBezel
textField.font = NSFont.systemFont(ofSize: NSFontDescriptor.preferredFontDescriptor(forTextStyle: .largeTitle).pointSize, weight: .medium)
textField.translatesAutoresizingMaskIntoConstraints = false
return textField
}()
private var settingsButton: NSButton = {
let button = NSButton()
button.image = systemImage("gear.circle.fill", .title1, .large, .init(paletteColors: [.white, .systemGray]))
button.isBordered = false
button.action = #selector(openSettings)
button.sizeToFit()
button.toolTip = "Quit"
button.translatesAutoresizingMaskIntoConstraints = false
return button
}()
private var tableScrollView: NSScrollView = {
let scroll = NSScrollView()
scroll.automaticallyAdjustsContentInsets = false
scroll.contentInsets = NSEdgeInsets(top: 0, left: 0, bottom: ViewConstants.spacing10, right: 0)
scroll.drawsBackground = false
scroll.translatesAutoresizingMaskIntoConstraints = false
return scroll
}()
private var programsTableView: ProgramsTableView = {
let table = ProgramsTableView()
table.style = NSTableView.Style.plain
table.backgroundColor = .clear
table.usesAutomaticRowHeights = true
table.headerView = nil
table.allowsMultipleSelection = false
table.allowsColumnReordering = false
table.allowsColumnResizing = false
table.allowsColumnSelection = false
table.addTableColumn(NSTableColumn(identifier: NSUserInterfaceItemIdentifier("Program")))
table.doubleAction = #selector(tableDoubleClick)
table.translatesAutoresizingMaskIntoConstraints = false
return table
}()
private func addSubviews() {
view.addSubview(shadowView)
view.addSubview(backgroundView)
view.addSubview(contentView)
contentView.addSubview(searchInput)
contentView.addSubview(settingsButton)
contentView.addSubview(tableScrollView)
}
var tableViewHeightAnchor: NSLayoutConstraint?
private func setConstraints() {
tableViewHeightAnchor = tableScrollView.heightAnchor.constraint(equalToConstant: 0)
tableViewHeightAnchor?.isActive = true
NSLayoutConstraint.activate([
view.topAnchor.constraint(equalTo: contentView.topAnchor, constant: -100),
view.bottomAnchor.constraint(equalTo: contentView.bottomAnchor, constant: 100),
view.leadingAnchor.constraint(equalTo: contentView.leadingAnchor, constant: -100),
view.trailingAnchor.constraint(equalTo: contentView.trailingAnchor, constant: 100),
shadowView.topAnchor.constraint(equalTo: backgroundView.topAnchor),
shadowView.bottomAnchor.constraint(equalTo: backgroundView.bottomAnchor),
shadowView.leadingAnchor.constraint(equalTo: backgroundView.leadingAnchor),
shadowView.trailingAnchor.constraint(equalTo: backgroundView.trailingAnchor),
backgroundView.topAnchor.constraint(equalTo: contentView.topAnchor),
backgroundView.bottomAnchor.constraint(equalTo: contentView.bottomAnchor),
backgroundView.leadingAnchor.constraint(equalTo: contentView.leadingAnchor),
backgroundView.trailingAnchor.constraint(equalTo: contentView.trailingAnchor),
searchInput.widthAnchor.constraint(equalToConstant: 400),
searchInput.topAnchor.constraint(equalTo: contentView.topAnchor, constant: ViewConstants.spacing10),
searchInput.leadingAnchor.constraint(equalTo: contentView.leadingAnchor, constant: ViewConstants.spacing15),
settingsButton.centerYAnchor.constraint(equalTo: searchInput.centerYAnchor),
settingsButton.leadingAnchor.constraint(equalTo: searchInput.trailingAnchor, constant: ViewConstants.spacing5),
settingsButton.trailingAnchor.constraint(equalTo: contentView.trailingAnchor, constant: -ViewConstants.spacing10),
tableScrollView.topAnchor.constraint(equalTo: searchInput.bottomAnchor, constant: ViewConstants.spacing10),
tableScrollView.bottomAnchor.constraint(equalTo: contentView.bottomAnchor),
tableScrollView.leadingAnchor.constraint(equalTo: contentView.leadingAnchor),
tableScrollView.trailingAnchor.constraint(equalTo: contentView.trailingAnchor)
])
}
override func viewDidLoad() {
super.viewDidLoad()
// NOTE: This needs removeObserver on deinit?
DistributedNotificationCenter.default.addObserver(self, selector: #selector(osThemeChanged(sender:)), name: NSNotification.Name(rawValue: "AppleInterfaceThemeChangedNotification"), object: nil)
// Initialize an array of reusable cells.
for _ in 0..<maxItems {
programsListCells.append(ProgramsTableViewCell())
}
updateViewsBasedOnTheme()
view.wantsLayer = true
view.layer?.backgroundColor = NSColor.clear.cgColor
keyboardEvents = LocalEventMonitor(mask: [.keyDown]) { [weak self] event in
let key = event.keyCode
let modifiers = event.modifierFlags.rawValue
if let controller = self {
if modsContains(keys: OSCtrl, in: modifiers) && key == kVK_ANSI_P ||
modsContainsNone(in: modifiers) && key == kVK_UpArrow
{
controller.programsTableViewSelection -= 1
} else if modsContains(keys: OSCtrl, in: modifiers) && key == kVK_ANSI_N ||
modsContainsNone(in: modifiers) && key == kVK_DownArrow
{
controller.programsTableViewSelection += 1
} else if modsContains(keys: OSCmd, in: modifiers) && isNumericalCode(key) {
if key == kVK_ANSI_1 { controller.programsTableViewSelection = 0 }
if key == kVK_ANSI_2 { controller.programsTableViewSelection = 1 }
if key == kVK_ANSI_3 { controller.programsTableViewSelection = 2 }
if key == kVK_ANSI_4 { controller.programsTableViewSelection = 3 }
if key == kVK_ANSI_5 { controller.programsTableViewSelection = 4 }
if key == kVK_ANSI_6 { controller.programsTableViewSelection = 5 }
if key == kVK_ANSI_7 { controller.programsTableViewSelection = 6 }
if key == kVK_ANSI_8 { controller.programsTableViewSelection = 7 }
if key == kVK_ANSI_9 { controller.programsTableViewSelection = 8 }
}
if controller.programsTableViewSelection > controller.listIndex-1 {
controller.programsTableViewSelection = controller.listIndex-1
} else if controller.programsTableViewSelection < 0 {
controller.programsTableViewSelection = 0
}
let select = controller.programsTableViewSelection
self?.programsTableView.selectRowIndexes(IndexSet(integer: select), byExtendingSelection: false)
self?.programsTableView.scrollRowToVisible(select)
}
return event
}
settingsPopover.delegate = self
searchInput.delegate = self
tableScrollView.documentView = programsTableView
programsTableView.dataSource = self
programsTableView.delegate = self
addSubviews()
setConstraints()
}
override func viewDidAppear() {
super.viewDidAppear()
keyboardEvents?.start()
if let win = view.window, let scrn = NSScreen.main {
let x = (scrn.visibleFrame.size.width / 2) - (win.frame.size.width / 2)
let y = (scrn.visibleFrame.size.height * 0.9) - win.frame.size.height
view.window?.setFrameOrigin(NSPoint(x: x, y: y))
}
view.window?.makeFirstResponder(searchInput)
// searchInput should select all text whenever window appears.
NSApp.sendAction(#selector(NSResponder.selectAll(_:)), to: nil, from: self)
}
override func viewWillAppear() {
super.viewWillAppear()
PathManager.shared.touchPaths()
}
override func viewDidDisappear() {
super.viewDidDisappear()
keyboardEvents?.stop()
}
override func loadView() {
self.view = NSView()
}
private func reloadProgramsTableViewData() {
if listIndex > 0 {
tableViewHeightAnchor?.constant = 210
} else {
tableViewHeightAnchor?.constant = 0
}
programsTableView.reloadData()
}
@objc
func openSettings() {
settingsPopover.show(relativeTo: settingsButton.bounds, of: settingsButton, preferredEdge: .maxY)
}
@objc
private func tableDoubleClick() {
let program = programsList[programsTableView.clickedRow]
openProgram(program)
}
private func openProgram(_ program: Program) {
let url = URL(fileURLWithPath: program.path).appendingPathComponent(program.name+program.ext)
let config = NSWorkspace.OpenConfiguration()
NSWorkspace.shared.openApplication(at: url, configuration: config)
DispatchQueue.main.async { [weak self] in
if let window = self?.view.window {
window.resignKey()
}
}
}
func controlTextDidChange(_ obj: Notification) {
guard let searchInput = obj.object as? EditableNSTextField else { return }
listIndex = 0
if !searchInput.stringValue.isEmpty {
outerloop: for path in PathManager.shared.paths {
for i in path.value.indices {
if listIndex >= maxItems { break outerloop }
let prog = path.value[i]
if prog.name.lowercased().contains(searchInput.stringValue.lowercased()) {
programsList[listIndex].path = prog.path
programsList[listIndex].name = prog.name
programsList[listIndex].ext = prog.ext
programsList[listIndex].img = NSWorkspace.shared.icon(forFile: URL(fileURLWithPath: prog.path).appendingPathComponent(prog.name+prog.ext).path)
listIndex += 1
}
}
}
}
reloadProgramsTableViewData()
programsTableViewSelection = 0
programsTableView.selectRowIndexes(IndexSet(integer: programsTableViewSelection), byExtendingSelection: false)
programsTableView.scrollRowToVisible(programsTableViewSelection)
}
func control(_ control: NSControl, textView: NSTextView, doCommandBy commandSelector: Selector) -> Bool {
if commandSelector == #selector(NSResponder.insertNewline(_:)) {
if listIndex > 0 {
let program = programsList[programsTableViewSelection]
openProgram(program)
NSApp.sendAction(#selector(NSResponder.selectAll(_:)), to: nil, from: self)
}
return true
} else if commandSelector == #selector(NSResponder.insertTab(_:)) {
return true
} else if commandSelector == #selector(NSResponder.moveUp(_:)) || commandSelector == #selector(NSResponder.moveDown(_:)) {
// Ignore arrows up and down because we use those to navigate the programs list.
return true
}
return false
}
func popoverWillShow(_ notification: Notification) {
searchInput.abortEditing()
}
func popoverWillClose(_ notification: Notification) {
searchInput.becomeFirstResponder()
}
func numberOfRows(in tableView: NSTableView) -> Int {
return listIndex
}
func tableView(_ tableView: NSTableView, rowViewForRow row: Int) -> NSTableRowView? {
return ProgramsTableRowView()
}
func tableView(_ tableView: NSTableView, viewFor tableColumn: NSTableColumn?, row: Int) -> NSView? {
let cell = programsListCells[row]
let program = programsList[row]
let app = program.name + program.ext
let rangeToHighlight = (app.lowercased() as NSString).range(of: searchInput.stringValue.lowercased())
let attributedString = NSMutableAttributedString(string: app)
attributedString.addAttributes([.foregroundColor: NSColor.labelColor], range: rangeToHighlight)
cell.titleField.attributedStringValue = attributedString
cell.progPathLabel.stringValue = program.path
cell.appIconImage.image = program.img
cell.id = row
return cell
}
func tableViewSelectionDidChange(_ notification: Notification) {
if programsTableView.selectedRow != programsTableViewSelection {
programsTableViewSelection = programsTableView.selectedRow
}
}
@objc func osThemeChanged(sender: NSNotification) {
updateViewsBasedOnTheme()
}
@objc func updateViewsBasedOnTheme() {
if NSApp.windows.first?.effectiveAppearance.bestMatch(from: [.darkAqua, .vibrantDark]) == .darkAqua { // dark
backgroundView.layer?.borderColor = NSColor.white.withAlphaComponent(0.2).cgColor
} else { // light
backgroundView.layer?.borderColor = NSColor.black.withAlphaComponent(0.2).cgColor
}
}
}