layout update supporting better dynamic resizing, lookandfeel update, ios support

Source/CrossPlatformUtilsIOS.mm

@@ -0,0 +1,62 @@
+// SPDX-License-Identifier: GPLv3-or-later WITH Appstore-exception
+// Copyright (C) 2020 Jesse Chappell
+
+
+
+#include "CrossPlatformUtils.h"
+
+//#include "JuceLibraryCode/AppConfig.h"
+
+#include <juce_core/system/juce_TargetPlatform.h>
+
+#if JUCE_IOS
+
+
+
+
+#import <UIKit/UIView.h>
+
+//#include "DebugLogC.h"
+
+
+
+//#include "../JuceLibraryCode/JuceHeader.h"
+
+
+// notchPos is 0=none 1=top 2=bottom, 3=left, 4=right
+void getSafeAreaInsets(void * component, float & top, float & bottom, float & left, float & right, int & notchPos)
+{
+    top = bottom = left = right = 0;
+    notchPos = 0;
+
+    if ([(id)component isKindOfClass:[UIView class]]) {
+        UIView * view = (UIView *) component;
+
+        if (@available(iOS 11, *)) {
+            UIEdgeInsets insets = view.safeAreaInsets;
+            top = insets.top;
+            bottom = insets.bottom;
+            left = insets.left;
+            right = insets.right;
+
+            UIDeviceOrientation orient = [UIDevice currentDevice].orientation;
+            if ( orient == UIDeviceOrientationPortrait) {
+                notchPos = 1;
+            } else if (orient == UIDeviceOrientationPortraitUpsideDown) {
+                notchPos = 2;
+            } else if (orient == UIDeviceOrientationLandscapeLeft) {
+                notchPos = 3;
+            } else if (orient == UIDeviceOrientationLandscapeRight) {
+                notchPos = 4;
+            }
+        }
+
+        //DebugLogC("Safe area insets of UIView: t: %g  b: %g  l: %g  r:%g  notch: %d", top, bottom, left, right, notchPos);
+    }
+    else {
+        top = bottom = left = right = 0;
+        //DebugLogC("NOT A UIVIEW");
+    }
+}
+
+#endif