ConstraintViewDSL.swift 3.6 KB

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  1. //
  2. // SnapKit
  3. //
  4. // Copyright (c) 2011-Present SnapKit Team - https://github.com/SnapKit
  5. //
  6. // Permission is hereby granted, free of charge, to any person obtaining a copy
  7. // of this software and associated documentation files (the "Software"), to deal
  8. // in the Software without restriction, including without limitation the rights
  9. // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10. // copies of the Software, and to permit persons to whom the Software is
  11. // furnished to do so, subject to the following conditions:
  12. //
  13. // The above copyright notice and this permission notice shall be included in
  14. // all copies or substantial portions of the Software.
  15. //
  16. // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17. // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18. // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19. // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20. // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21. // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22. // THE SOFTWARE.
  23. #if os(iOS) || os(tvOS)
  24. import UIKit
  25. #else
  26. import AppKit
  27. #endif
  28. public struct ConstraintViewDSL: ConstraintAttributesDSL {
  29. @discardableResult
  30. public func prepareConstraints(_ closure: (_ make: ConstraintMaker) -> Void) -> [Constraint] {
  31. return ConstraintMaker.prepareConstraints(item: self.view, closure: closure)
  32. }
  33. public func makeConstraints(_ closure: (_ make: ConstraintMaker) -> Void) {
  34. ConstraintMaker.makeConstraints(item: self.view, closure: closure)
  35. }
  36. public func remakeConstraints(_ closure: (_ make: ConstraintMaker) -> Void) {
  37. ConstraintMaker.remakeConstraints(item: self.view, closure: closure)
  38. }
  39. public func updateConstraints(_ closure: (_ make: ConstraintMaker) -> Void) {
  40. ConstraintMaker.updateConstraints(item: self.view, closure: closure)
  41. }
  42. public func removeConstraints() {
  43. ConstraintMaker.removeConstraints(item: self.view)
  44. }
  45. public var contentHuggingHorizontalPriority: Float {
  46. get {
  47. return self.view.contentHuggingPriority(for: .horizontal).rawValue
  48. }
  49. nonmutating set {
  50. self.view.setContentHuggingPriority(LayoutPriority(rawValue: newValue), for: .horizontal)
  51. }
  52. }
  53. public var contentHuggingVerticalPriority: Float {
  54. get {
  55. return self.view.contentHuggingPriority(for: .vertical).rawValue
  56. }
  57. nonmutating set {
  58. self.view.setContentHuggingPriority(LayoutPriority(rawValue: newValue), for: .vertical)
  59. }
  60. }
  61. public var contentCompressionResistanceHorizontalPriority: Float {
  62. get {
  63. return self.view.contentCompressionResistancePriority(for: .horizontal).rawValue
  64. }
  65. nonmutating set {
  66. self.view.setContentCompressionResistancePriority(LayoutPriority(rawValue: newValue), for: .horizontal)
  67. }
  68. }
  69. public var contentCompressionResistanceVerticalPriority: Float {
  70. get {
  71. return self.view.contentCompressionResistancePriority(for: .vertical).rawValue
  72. }
  73. nonmutating set {
  74. self.view.setContentCompressionResistancePriority(LayoutPriority(rawValue: newValue), for: .vertical)
  75. }
  76. }
  77. public var target: AnyObject? {
  78. return self.view
  79. }
  80. internal let view: ConstraintView
  81. internal init(view: ConstraintView) {
  82. self.view = view
  83. }
  84. }