add items (#78)

ay42 · web-flow · commit c259fc0a0938 · 2020-03-13T11:37:46.000-07:00
diff --git a/GridDemo iOS/ModularGrid/ModularGridView.swift b/GridDemo iOS/ModularGrid/ModularGridView.swift
@@ -14,15 +14,24 @@ struct ModularGridView: View {
             self.style
         )
         .navigationBarTitle("Modular Grid", displayMode: .inline)
-        .navigationBarItems(trailing:
-            Button(action: { self.showSettings = true }) {
-                Image(systemName: "gear")
-            }
+        .navigationBarItems(
+            leading:
+                Button(action: { self.addMoreItems() }) {
+                    Text("Add items")
+                },
+            trailing:
+                Button(action: { self.showSettings = true }) {
+                    Image(systemName: "gear")
+                }
         )
         .sheet(isPresented: $showSettings) {
             ModularGridSettingsView(style: self.$style).accentColor(.purple)
         }
     }
+    
+    func addMoreItems() {
+        self.items += (items.count...items.count + 99).map { Item(number: $0) }
+    }
 }
 
 struct ModularGridView_Previews: PreviewProvider {

Original file line number	Diff line number	Diff line change
`@@ -14,15 +14,24 @@ struct ModularGridView: View {`
`14`	`14`	`self.style`
`15`	`15`	`)`
`16`	`16`	`.navigationBarTitle("Modular Grid", displayMode: .inline)`
`17`		`- .navigationBarItems(trailing:`
`18`		`- Button(action: { self.showSettings = true }) {`
`19`		`- Image(systemName: "gear")`
`20`		`- }`
	`17`	`+ .navigationBarItems(`
	`18`	`+ leading:`
	`19`	`+ Button(action: { self.addMoreItems() }) {`
	`20`	`+ Text("Add items")`
	`21`	`+ },`
	`22`	`+ trailing:`
	`23`	`+ Button(action: { self.showSettings = true }) {`
	`24`	`+ Image(systemName: "gear")`
	`25`	`+ }`
`21`	`26`	`)`
`22`	`27`	`.sheet(isPresented: $showSettings) {`
`23`	`28`	`ModularGridSettingsView(style: self.$style).accentColor(.purple)`
`24`	`29`	`}`
`25`	`30`	`}`
	`31`	`+`
	`32`	`+ func addMoreItems() {`
	`33`	`+ self.items += (items.count...items.count + 99).map { Item(number: $0) }`
	`34`	`+ }`
`26`	`35`	`}`
`27`	`36`
`28`	`37`	`struct ModularGridView_Previews: PreviewProvider {`