app,io,widget: [android/macos] fix focus issues

app/os_macos.go

@@ -297,6 +297,11 @@ static void invalidateCharacterCoordinates(CFTypeRef viewRef) {
 		}
 	}
 }
+
+static void setFocus(CFTypeRef viewRef) {
+     NSView *view = (__bridge NSView *)viewRef;
+     [view.window makeFirstResponder:view];
+}
 */
 import "C"
 
@@ -514,7 +519,11 @@ func (w *window) EditorStateChanged(old, new editorState) {
 	}
 }
 
-func (w *window) ShowTextInput(show bool) {}
+func (w *window) ShowTextInput(show bool) {
+	if show && !w.config.Focused {
+		C.setFocus(w.view)
+	}
+}
 
 func (w *window) SetInputHint(_ key.InputHint) {}
 

app/os_macos.m

@@ -47,13 +47,17 @@ - (void)windowDidChangeScreen:(NSNotification *)notification {
 }
 - (void)windowDidBecomeKey:(NSNotification *)notification {
 	NSWindow *window = (NSWindow *)[notification object];
-  GioView *view = (GioView *)window.contentView;
-	gio_onFocus(view.handle, 1);
+	GioView *view = (GioView *)window.contentView;
+	if ([window firstResponder] == view) {
+		gio_onFocus(view.handle, 1);
+	}
 }
 - (void)windowDidResignKey:(NSNotification *)notification {
 	NSWindow *window = (NSWindow *)[notification object];
-  GioView *view = (GioView *)window.contentView;
-	gio_onFocus(view.handle, 0);
+	GioView *view = (GioView *)window.contentView;
+	if ([window firstResponder] == view) {
+		gio_onFocus(view.handle, 0);
+	}
 }
 @end
 
@@ -205,6 +209,14 @@ - (void)applicationDidHide:(NSNotification *)notification {
 - (void)dealloc {
 	gio_onDestroy(self.handle);
 }
+- (BOOL) becomeFirstResponder {
+	gio_onFocus(self.handle, 1);
+	return [super becomeFirstResponder];
+ }
+- (BOOL) resignFirstResponder {
+	gio_onFocus(self.handle, 0);
+	return [super resignFirstResponder];
+}
 @end
 
 // Delegates are weakly referenced from their peers. Nothing

io/input/router.go

@@ -567,6 +567,14 @@ func (q *Router) changeState(e event.Event, state inputState, evts []taggedEvent
 			e.event = de
 		}
 	}
+	for i := range evts {
+		e := &evts[i]
+		if fe, ok := e.event.(key.FocusEvent); ok {
+			if !fe.Focus {
+				state.keyState.focus = nil
+			}
+		}
+	}
 	// Initialize the first change to contain the current state
 	// and events that are bound for the current frame.
 	if len(q.changes) == 0 {

widget/editor.go

@@ -289,6 +289,9 @@ func (e *Editor) processPointerEvent(gtx layout.Context, ev event.Event) (Editor
 				Y: int(math.Round(float64(evt.Position.Y))),
 			})
 			gtx.Execute(key.FocusCmd{Tag: e})
+			if !e.ReadOnly {
+				gtx.Execute(key.SoftKeyboardCmd{Show: true})
+			}
 			if e.scroller.State() != gesture.StateFlinging {
 				e.scrollCaret = true
 			}
@@ -395,7 +398,7 @@ func (e *Editor) processKey(gtx layout.Context) (EditorEvent, bool) {
 		case key.FocusEvent:
 			// Reset IME state.
 			e.ime.imeState = imeState{}
-			if ke.Focus {
+			if ke.Focus && !e.ReadOnly {
 				gtx.Execute(key.SoftKeyboardCmd{Show: true})
 			}
 		case key.Event: