harmonize first examples

examples/simple_manual.rs

@@ -11,7 +11,7 @@ struct AppModel {
 
 #[derive(Debug)]
 // ANCHOR: msg
-enum AppInput {
+enum AppMsg {
     Increment,
     Decrement,
 }
@@ -30,7 +30,7 @@ impl SimpleComponent for AppModel {
 
     // ANCHOR: constants
     /// The type of the messages that this component can receive.
-    type Input = AppInput;
+    type Input = AppMsg;
     /// The type of the messages that this component can send.
     type Output = ();
     /// The type of data with which this component will be initialized.
@@ -102,10 +102,10 @@ impl SimpleComponent for AppModel {
     // ANCHOR: update_function
     fn update(&mut self, message: Self::Input, _sender: ComponentSender<Self>) {
         match message {
-            AppInput::Increment => {
+            AppMsg::Increment => {
                 self.counter = self.counter.wrapping_add(1);
             }
-            AppInput::Decrement => {
+            AppMsg::Decrement => {
                 self.counter = self.counter.wrapping_sub(1);
             }
         }

src/efficient_ui/tracker.md

@@ -33,11 +33,11 @@ To check for changes you can call `{struct_var_name}.changed(StructName::{field_
 
 To reset all previous changes, you can call `{struct_var_name}.reset()`.
 
-## Example
+## A tracker example
 
 First we have to add the tracker library to `Cargo.toml`:
 ```toml
-tracker = "0.1"
+tracker = "0.2.2"
 ```
 
 Now let's have a look at a small example.