mirror of
https://github.com/qvacua/vimr.git
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291 lines
8.2 KiB
Swift
291 lines
8.2 KiB
Swift
/**
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* Tae Won Ha - http://taewon.de - @hataewon
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* See LICENSE
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*/
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import Cocoa
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import PureLayout
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enum WorkspaceBarLocation {
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case top
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case right
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case bottom
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case left
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static let all = [ top, right, bottom, left ]
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}
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protocol WorkspaceDelegate: class {
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func resizeWillStart(workspace: Workspace)
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func resizeDidEnd(workspace: Workspace)
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}
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class Workspace: NSView, WorkspaceBarDelegate {
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struct Config {
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let mainViewMinimumSize: CGSize
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}
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fileprivate(set) var isAllToolsVisible = true {
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didSet {
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self.relayout()
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}
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}
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fileprivate(set) var isToolButtonsVisible = true {
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didSet {
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self.bars.values.forEach { $0.isButtonVisible = !$0.isButtonVisible }
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}
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}
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fileprivate var tools = [WorkspaceTool]()
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fileprivate var isDragOngoing = false
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fileprivate var draggedOnBarLocation: WorkspaceBarLocation?
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fileprivate let proxyBar = ProxyWorkspaceBar(forAutoLayout: ())
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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// MARK: - API
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let mainView: NSView
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let bars: [WorkspaceBarLocation: WorkspaceBar]
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let config: Config
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weak var delegate: WorkspaceDelegate?
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init(mainView: NSView, config: Config = Config(mainViewMinimumSize: CGSize(width: 100, height: 100))) {
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self.config = config
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self.mainView = mainView
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self.bars = [
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.top: WorkspaceBar(location: .top),
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.right: WorkspaceBar(location: .right),
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.bottom: WorkspaceBar(location: .bottom),
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.left: WorkspaceBar(location: .left)
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]
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super.init(frame: CGRect.zero)
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self.configureForAutoLayout()
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self.register(forDraggedTypes: [WorkspaceToolButton.toolUti])
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self.bars.values.forEach { [unowned self] in $0.delegate = self }
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self.relayout()
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}
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func append(tool: WorkspaceTool, location: WorkspaceBarLocation) {
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if self.tools.contains(tool) {
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return
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}
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self.tools.append(tool)
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self.bars[location]?.append(tool: tool)
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}
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func toggleAllTools() {
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self.isAllToolsVisible = !self.isAllToolsVisible
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}
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func toggleToolButtons() {
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self.isToolButtonsVisible = !self.isToolButtonsVisible
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}
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}
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// MARK: - NSDraggingDestination
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extension Workspace {
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override func draggingEntered(_ sender: NSDraggingInfo) -> NSDragOperation {
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self.isDragOngoing = true
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return .move
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}
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override func draggingUpdated(_ sender: NSDraggingInfo) -> NSDragOperation {
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let loc = self.convert(sender.draggingLocation(), from: nil)
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let currentBarLoc = self.barLocation(inPoint: loc)
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if currentBarLoc == self.draggedOnBarLocation {
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return .move
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}
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self.draggedOnBarLocation = currentBarLoc
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self.relayout()
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return .move
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}
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override func draggingExited(_ sender: NSDraggingInfo?) {
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self.endDrag()
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}
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override func draggingEnded(_ sender: NSDraggingInfo?) {
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self.endDrag()
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}
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fileprivate func endDrag() {
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self.isDragOngoing = false
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self.draggedOnBarLocation = nil
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self.proxyBar.removeFromSuperview()
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self.proxyBar.removeAllConstraints()
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}
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override func performDragOperation(_ sender: NSDraggingInfo) -> Bool {
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let loc = self.convert(sender.draggingLocation(), from: nil)
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guard let barLoc = self.barLocation(inPoint: loc) else {
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return false
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}
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guard let toolButton = sender.draggingSource() as? WorkspaceToolButton else {
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return false
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}
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guard let tool = toolButton.tool else {
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return false
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}
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tool.bar?.remove(tool: tool)
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self.bars[barLoc]?.append(tool: tool)
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return true
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}
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fileprivate func barLocation(inPoint loc: CGPoint) -> WorkspaceBarLocation? {
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for barLoc in WorkspaceBarLocation.all {
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if rect(forBar: barLoc).contains(loc) {
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return barLoc
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}
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}
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return nil
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}
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// We copy and pasted WorkspaceBar.barFrame() since we need the rect for the proxy bars.
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fileprivate func rect(forBar location: WorkspaceBarLocation) -> CGRect {
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let size = self.bounds.size
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let dimension = self.bars[location]!.dimensionWithoutTool()
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switch location {
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case .top:
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return CGRect(x: 0, y: size.height - dimension, width: size.width, height: dimension)
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case .right:
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return CGRect(x: size.width - dimension, y: 0, width: dimension, height: size.height)
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case .bottom:
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return CGRect(x: 0, y: 0, width: size.width, height: dimension)
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case .left:
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return CGRect(x: 0, y: 0, width: dimension, height: size.height)
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}
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}
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}
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// MARK: - WorkspaceBarDelegate
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extension Workspace {
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func resizeWillStart(workspaceBar: WorkspaceBar) {
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self.delegate?.resizeWillStart(workspace: self)
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}
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func resizeDidEnd(workspaceBar: WorkspaceBar) {
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self.delegate?.resizeDidEnd(workspace: self)
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}
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}
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// MARK: - Layout
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extension Workspace {
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fileprivate func relayout() {
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// FIXME: I did not investigate why toggleButtons does not work correctly if we store all constraints in an array
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// and remove them here by self.removeConstraints(${all constraints). The following seems to work...
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self.subviews.forEach { $0.removeAllConstraints() }
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self.removeAllSubviews()
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let mainView = self.mainView
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self.addSubview(mainView)
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mainView.autoSetDimension(.width, toSize: self.config.mainViewMinimumSize.width, relation: .greaterThanOrEqual)
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mainView.autoSetDimension(.height, toSize: self.config.mainViewMinimumSize.height, relation: .greaterThanOrEqual)
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guard self.isAllToolsVisible else {
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mainView.autoPinEdgesToSuperviewEdges()
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return
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}
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let topBar = self.bars[.top]!
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let rightBar = self.bars[.right]!
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let bottomBar = self.bars[.bottom]!
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let leftBar = self.bars[.left]!
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self.addSubview(topBar)
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self.addSubview(rightBar)
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self.addSubview(bottomBar)
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self.addSubview(leftBar)
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topBar.autoPinEdge(toSuperviewEdge: .top)
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topBar.autoPinEdge(toSuperviewEdge: .right)
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topBar.autoPinEdge(toSuperviewEdge: .left)
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rightBar.autoPinEdge(.top, to: .bottom, of: topBar)
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rightBar.autoPinEdge(toSuperviewEdge: .right)
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rightBar.autoPinEdge(.bottom, to: .top, of: bottomBar)
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bottomBar.autoPinEdge(toSuperviewEdge: .right)
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bottomBar.autoPinEdge(toSuperviewEdge: .bottom)
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bottomBar.autoPinEdge(toSuperviewEdge: .left)
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leftBar.autoPinEdge(.top, to: .bottom, of: topBar)
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leftBar.autoPinEdge(toSuperviewEdge: .left)
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leftBar.autoPinEdge(.bottom, to: .top, of: bottomBar)
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NSLayoutConstraint.autoSetPriority(NSLayoutPriorityDragThatCannotResizeWindow) {
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topBar.dimensionConstraint = topBar.autoSetDimension(.height, toSize: 50)
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rightBar.dimensionConstraint = rightBar.autoSetDimension(.width, toSize: 50)
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bottomBar.dimensionConstraint = bottomBar.autoSetDimension(.height, toSize: 50)
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leftBar.dimensionConstraint = leftBar.autoSetDimension(.width, toSize: 50)
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}
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self.bars.values.forEach { $0.relayout() }
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mainView.autoPinEdge(.top, to: .bottom, of: topBar)
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mainView.autoPinEdge(.right, to: .left, of: rightBar)
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mainView.autoPinEdge(.bottom, to: .top, of: bottomBar)
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mainView.autoPinEdge(.left, to: .right, of: leftBar)
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if let barLoc = self.draggedOnBarLocation {
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let proxyBar = self.proxyBar
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self.addSubview(proxyBar)
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let barRect = self.rect(forBar: barLoc)
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switch barLoc {
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case .top:
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proxyBar.autoPinEdge(toSuperviewEdge: .top)
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proxyBar.autoPinEdge(toSuperviewEdge: .right)
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proxyBar.autoPinEdge(toSuperviewEdge: .left)
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proxyBar.autoSetDimension(.height, toSize: barRect.height)
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case .right:
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proxyBar.autoPinEdge(.top, to: .bottom, of: topBar)
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proxyBar.autoPinEdge(toSuperviewEdge: .right)
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proxyBar.autoPinEdge(.bottom, to: .top, of: bottomBar)
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proxyBar.autoSetDimension(.width, toSize: barRect.width)
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case .bottom:
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proxyBar.autoPinEdge(toSuperviewEdge: .right)
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proxyBar.autoPinEdge(toSuperviewEdge: .bottom)
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proxyBar.autoPinEdge(toSuperviewEdge: .left)
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proxyBar.autoSetDimension(.height, toSize: barRect.height)
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case .left:
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proxyBar.autoPinEdge(.top, to: .bottom, of: topBar)
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proxyBar.autoPinEdge(toSuperviewEdge: .left)
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proxyBar.autoPinEdge(.bottom, to: .top, of: bottomBar)
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proxyBar.autoSetDimension(.width, toSize: barRect.width)
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}
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}
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self.needsDisplay = true
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}
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}
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