[mac] Fix fullscreen / start fullscreen

v2/internal/frontend/desktop/darwin/AppDelegate.h

@@ -15,6 +15,7 @@
 
 @property bool alwaysOnTop;
 @property bool startHidden;
+@property bool startFullscreen;
 @property (retain) WailsWindow* mainWindow;
 
 @end

v2/internal/frontend/desktop/darwin/AppDelegate.m

@@ -26,6 +26,12 @@
 
 - (void)applicationDidFinishLaunching:(NSNotification *)aNotification {
     [NSApp activateIgnoringOtherApps:YES];
+    if ( self.startFullscreen ) {
+        NSWindowCollectionBehavior behaviour = [self.mainWindow collectionBehavior];
+        behaviour |= NSWindowCollectionBehaviorFullScreenPrimary;
+        [self.mainWindow setCollectionBehavior:behaviour];
+        [self.mainWindow toggleFullScreen:nil];
+    }
 }
 
 - (void)dealloc {

v2/internal/frontend/desktop/darwin/Application.h

@@ -17,7 +17,7 @@
 #define WindowStartsMinimised 2
 #define WindowStartsFullscreen 3
 
-WailsContext* Create(const char* title, int width, int height, int frameless, int resizable, int fullscreen, int fullSizeContent, int hideTitleBar, int titlebarAppearsTransparent, int hideTitle, int useToolbar, int hideToolbarSeparator, int webviewIsTransparent, int alwaysOnTop, int hideWindowOnClose, const char *appearance, int windowIsTranslucent, int debug, int windowStartState, int startsHidden);
+WailsContext* Create(const char* title, int width, int height, int frameless, int resizable, int fullscreen, int fullSizeContent, int hideTitleBar, int titlebarAppearsTransparent, int hideTitle, int useToolbar, int hideToolbarSeparator, int webviewIsTransparent, int alwaysOnTop, int hideWindowOnClose, const char *appearance, int windowIsTranslucent, int debug, int windowStartState, int startsHidden, int minWidth, int minHeight, int maxWidth, int maxHeight);
 void Run(void*);
 
 void SetTitle(void* ctx, const char *title);

v2/internal/frontend/desktop/darwin/Application.m

@@ -12,7 +12,7 @@
 #import "WailsMenu.h"
 #import "WailsMenuItem.h"
 
-WailsContext* Create(const char* title, int width, int height, int frameless, int resizable, int fullscreen, int fullSizeContent, int hideTitleBar, int titlebarAppearsTransparent, int hideTitle, int useToolbar, int hideToolbarSeparator, int webviewIsTransparent, int alwaysOnTop, int hideWindowOnClose, const char *appearance, int windowIsTranslucent, int debug, int windowStartState, int startsHidden) {
+WailsContext* Create(const char* title, int width, int height, int frameless, int resizable, int fullscreen, int fullSizeContent, int hideTitleBar, int titlebarAppearsTransparent, int hideTitle, int useToolbar, int hideToolbarSeparator, int webviewIsTransparent, int alwaysOnTop, int hideWindowOnClose, const char *appearance, int windowIsTranslucent, int debug, int windowStartState, int startsHidden, int minWidth, int minHeight, int maxWidth, int maxHeight) {
     
     [NSApplication sharedApplication];
 
@@ -24,7 +24,7 @@ WailsContext* Create(const char* title, int width, int height, int frameless, in
         fullscreen = 1;
     }
 
-    [result CreateWindow:width :height :frameless :resizable :fullscreen :fullSizeContent :hideTitleBar :titlebarAppearsTransparent :hideTitle :useToolbar :hideToolbarSeparator :webviewIsTransparent :hideWindowOnClose :safeInit(appearance) :windowIsTranslucent];
+    [result CreateWindow:width :height :frameless :resizable :fullscreen :fullSizeContent :hideTitleBar :titlebarAppearsTransparent :hideTitle :useToolbar :hideToolbarSeparator :webviewIsTransparent :hideWindowOnClose :safeInit(appearance) :windowIsTranslucent :minWidth :minHeight :maxWidth :maxHeight];
     [result SetTitle:safeInit(title)];
     [result Center];
     
@@ -41,6 +41,10 @@ WailsContext* Create(const char* title, int width, int height, int frameless, in
         result.startHidden = true;
     }
     
+    if ( fullscreen == 1 ) {
+        result.startFullscreen = true;
+    }
+    
     result.alwaysOnTop = alwaysOnTop;
     result.hideOnClose = hideWindowOnClose;
         
@@ -324,6 +328,7 @@ void Run(void *inctx) {
     delegate.mainWindow = ctx.mainWindow;
     delegate.alwaysOnTop = ctx.alwaysOnTop;
     delegate.startHidden = ctx.startHidden;
+    delegate.startFullscreen = ctx.startFullscreen;
 
     [ctx loadRequest:@"wails://wails/"];
     [app setMainMenu:ctx.applicationMenu];

v2/internal/frontend/desktop/darwin/WailsContext.h

@@ -19,7 +19,13 @@
 #define unicode(input) [NSString stringWithFormat:@"%C", input]
 
 @interface WailsWindow : NSWindow
-- (BOOL)canBecomeKeyWindow;
+
+@property NSSize userMinSize;
+@property NSSize userMaxSize;
+
+- (BOOL) canBecomeKeyWindow;
+- (void) applyWindowConstraints;
+- (void) disableWindowConstraints;
 @end
 
 @interface WailsContext : NSObject <WKURLSchemeHandler,WKScriptMessageHandler,WKNavigationDelegate>
@@ -31,9 +37,7 @@
 @property bool hideOnClose;
 @property bool shuttingDown;
 @property bool startHidden;
-
+@property bool startFullscreen;
-@property NSSize maxSize;
-@property NSSize minSize;
 
 @property (retain) NSEvent* mouseEvent;
 
@@ -50,7 +54,7 @@
 @property (retain) NSString* aboutTitle;
 @property (retain) NSString* aboutDescription;
 
-- (void) CreateWindow:(int)width :(int)height :(bool)frameless :(bool)resizable :(bool)fullscreen :(bool)fullSizeContent :(bool)hideTitleBar :(bool)titlebarAppearsTransparent  :(bool)hideTitle :(bool)useToolbar :(bool)hideToolbarSeparator :(bool)webviewIsTransparent :(bool)hideWindowOnClose :(NSString *)appearance :(bool)windowIsTranslucent;
+- (void) CreateWindow:(int)width :(int)height :(bool)frameless :(bool)resizable :(bool)fullscreen :(bool)fullSizeContent :(bool)hideTitleBar :(bool)titlebarAppearsTransparent  :(bool)hideTitle :(bool)useToolbar :(bool)hideToolbarSeparator :(bool)webviewIsTransparent :(bool)hideWindowOnClose :(NSString *)appearance :(bool)windowIsTranslucent :(int)minWidth :(int)minHeight :(int)maxWidth :(int)maxHeight;
 - (void) SetSize:(int)width :(int)height;
 - (void) SetPosition:(int)x :(int) y;
 - (void) SetMinSize:(int)minWidth :(int)minHeight;

v2/internal/frontend/desktop/darwin/WailsContext.m

@@ -21,6 +21,16 @@
     return YES;
 }
 
+- (void) applyWindowConstraints {
+    [self setMinSize:self.userMinSize];
+    [self setMaxSize:self.userMaxSize];
+}
+
+- (void) disableWindowConstraints {
+    [self setMinSize:NSMakeSize(0, 0)];
+    [self setMaxSize:NSMakeSize(FLT_MAX, FLT_MAX)];
+}
+
 @end
 
 @implementation WailsContext
@@ -33,7 +43,7 @@
     frame.origin.y += frame.size.height - height;
     frame.size.width = width;
     frame.size.height = height;
-    ON_MAIN_THREAD([self.mainWindow setFrame:frame display:TRUE animate:FALSE];);
+    [self.mainWindow setFrame:frame display:TRUE animate:FALSE];
 }
 
 - (void) SetPosition:(int)x :(int)y {
@@ -45,8 +55,8 @@
     NSRect screenFrame = [screen frame];
     windowFrame.origin.x = screenFrame.origin.x + (float)x;
     windowFrame.origin.y = (screenFrame.origin.y + screenFrame.size.height) - windowFrame.size.height - (float)y;
-
+    
-    ON_MAIN_THREAD([self.mainWindow setFrame:windowFrame display:TRUE animate:FALSE]; );
+    [self.mainWindow setFrame:windowFrame display:TRUE animate:FALSE];
 }
 
 - (void) SetMinSize:(int)minWidth :(int)minHeight {
@@ -54,13 +64,9 @@
     if (self.shuttingDown) return;
     
     NSSize size = { minWidth, minHeight };
-    
+    self.mainWindow.userMinSize = size;
-    self.minSize = size;
+    [self.mainWindow setMinSize:size];
-
+    [self adjustWindowSize];
-    ON_MAIN_THREAD(
-        [self.mainWindow setMinSize:size];
-        [self adjustWindowSize];
-    );
 }
 
 
@@ -73,12 +79,9 @@
     size.width = maxWidth > 0 ? maxWidth : FLT_MAX;
     size.height = maxHeight > 0 ? maxHeight : FLT_MAX;
     
-    self.maxSize = size;
+    self.mainWindow.userMaxSize = size;
-
+    [self.mainWindow setMaxSize:size];
-    ON_MAIN_THREAD(
+    [self adjustWindowSize];
-        [self.mainWindow setMaxSize:size];
-        [self adjustWindowSize];
-    );
 }
 
 
@@ -88,10 +91,10 @@
     
     NSRect currentFrame = [self.mainWindow frame];
     
-    if ( currentFrame.size.width > self.maxSize.width ) currentFrame.size.width = self.maxSize.width;
+    if ( currentFrame.size.width > self.mainWindow.userMaxSize.width ) currentFrame.size.width = self.mainWindow.userMaxSize.width;
-    if ( currentFrame.size.width < self.minSize.width ) currentFrame.size.width = self.minSize.width;
+    if ( currentFrame.size.width < self.mainWindow.userMinSize.width ) currentFrame.size.width = self.mainWindow.userMinSize.width;
-    if ( currentFrame.size.height > self.maxSize.height ) currentFrame.size.height = self.maxSize.height;
+    if ( currentFrame.size.height > self.mainWindow.userMaxSize.height ) currentFrame.size.height = self.mainWindow.userMaxSize.height;
-    if ( currentFrame.size.height < self.minSize.height ) currentFrame.size.height = self.minSize.height;
+    if ( currentFrame.size.height < self.mainWindow.userMinSize.height ) currentFrame.size.height = self.mainWindow.userMinSize.height;
 
     [self.mainWindow setFrame:currentFrame display:YES animate:FALSE];
     
@@ -116,11 +119,11 @@
 }
 
 - (void) SetTitle:(NSString*)title {
-    ON_MAIN_THREAD([self.mainWindow setTitle:title];)
+    [self.mainWindow setTitle:title];
 }
 
 - (void) Center {
-    ON_MAIN_THREAD( [self.mainWindow center]; );
+     [self.mainWindow center];
 }
 
 - (BOOL) isFullscreen {
@@ -131,37 +134,29 @@
     return NO;
 }
 
-- (void) CreateWindow:(int)width :(int)height :(bool)frameless :(bool)resizable :(bool)fullscreen :(bool)fullSizeContent :(bool)hideTitleBar :(bool)titlebarAppearsTransparent :(bool)hideTitle :(bool)useToolbar :(bool)hideToolbarSeparator :(bool)webviewIsTransparent :(bool)hideWindowOnClose :(NSString*)appearance :(bool)windowIsTranslucent {
+- (void) CreateWindow:(int)width :(int)height :(bool)frameless :(bool)resizable :(bool)fullscreen :(bool)fullSizeContent :(bool)hideTitleBar :(bool)titlebarAppearsTransparent :(bool)hideTitle :(bool)useToolbar :(bool)hideToolbarSeparator :(bool)webviewIsTransparent :(bool)hideWindowOnClose :(NSString*)appearance :(bool)windowIsTranslucent :(int)minWidth :(int)minHeight :(int)maxWidth :(int)maxHeight {
     
     self.urlRequests = [NSMutableDictionary new];
     
-    NSWindowStyleMask styleMask = NSWindowStyleMaskClosable | NSWindowStyleMaskMiniaturizable;
+    NSWindowStyleMask styleMask = 0;
     
-    if (frameless) {
+    if( !frameless ) {
-        styleMask = NSWindowStyleMaskBorderless;
-        titlebarAppearsTransparent = true;
-        hideTitle = true;
-    } else {
         if (!hideTitleBar) {
             styleMask |= NSWindowStyleMaskTitled;
         }
-        
+        styleMask |= NSWindowStyleMaskClosable | NSWindowStyleMaskMiniaturizable;
-        if (fullscreen) {
-            styleMask |= NSWindowStyleMaskFullScreen;
-        }
-        
-        if( fullSizeContent || frameless || titlebarAppearsTransparent ) {
-            styleMask |= NSWindowStyleMaskFullSizeContentView;
-        }
     }
-    
+
+    if( fullSizeContent || frameless || titlebarAppearsTransparent ) {
+        styleMask |= NSWindowStyleMaskFullSizeContentView;
+    }
+
     if (resizable) {
         styleMask |= NSWindowStyleMaskResizable;
     }
     
-    self.mainWindow = [[[WailsWindow alloc] initWithContentRect:NSMakeRect(0, 0, width, height)
+    self.mainWindow = [[WailsWindow alloc] initWithContentRect:NSMakeRect(0, 0, width, height)
-                                                      styleMask:styleMask backing:NSBackingStoreBuffered defer:NO]
+                                                      styleMask:styleMask backing:NSBackingStoreBuffered defer:NO];
-                       autorelease];
         
     if (!frameless && useToolbar) {
         id toolbar = [[NSToolbar alloc] initWithIdentifier:@"wails.toolbar"];
@@ -192,15 +187,25 @@
         [self.mainWindow setAppearance:nsAppearance];
     }
     
-    // Set up min/max
+
-    NSSize maxSize = { FLT_MAX, FLT_MAX };
+    NSSize minSize = { minWidth, minHeight };
-    self.maxSize = maxSize;
+    NSSize maxSize = { maxWidth, maxHeight };
-    NSSize minSize = { 0, 0 };
+    if (maxSize.width == 0) {
-    self.minSize = minSize;
+        maxSize.width = FLT_MAX;
-    [self adjustWindowSize];
+    }
+    if (maxSize.height == 0) {
+        maxSize.height = FLT_MAX;
+    }
+    self.mainWindow.userMaxSize = maxSize;
+    self.mainWindow.userMinSize = minSize;
+    
+    if( !fullscreen ) {
+        [self.mainWindow applyWindowConstraints];
+    }
     
     WindowDelegate *windowDelegate = [WindowDelegate new];
     windowDelegate.hideOnClose = hideWindowOnClose;
+    windowDelegate.ctx = self;
     [self.mainWindow setDelegate:windowDelegate];
     
     // Webview stuff here!
@@ -301,7 +306,7 @@
     
     id colour = [NSColor colorWithCalibratedRed:red green:green blue:blue alpha:alpha ];
     
-    ON_MAIN_THREAD([self.mainWindow setBackgroundColor:colour];);
+    [self.mainWindow setBackgroundColor:colour];
 }
 
 - (void) HideMouse {
@@ -325,52 +330,50 @@
 // Fullscreen sets the main window to be fullscreen
 - (void) Fullscreen {
     if( ! [self isFullScreen] ) {
-        ON_MAIN_THREAD([self.mainWindow toggleFullScreen:nil];)
+        [self.mainWindow disableWindowConstraints];
+        [self.mainWindow toggleFullScreen:nil];
     }
 }
 
 // UnFullscreen resets the main window after a fullscreen
 - (void) UnFullscreen {
     if( [self isFullScreen] ) {
-        ON_MAIN_THREAD([self.mainWindow toggleFullScreen:nil];)
+        [self.mainWindow applyWindowConstraints];
+        [self.mainWindow toggleFullScreen:nil];
     }
 }
 
 - (void) Minimise {
-    ON_MAIN_THREAD([self.mainWindow miniaturize:nil];)
+    [self.mainWindow miniaturize:nil];
 }
 
 - (void) UnMinimise {
-    ON_MAIN_THREAD([self.mainWindow deminiaturize:nil];)
+    [self.mainWindow deminiaturize:nil];
 }
 
 - (void) Hide {
-    ON_MAIN_THREAD([self.mainWindow orderOut:nil];)
+    [self.mainWindow orderOut:nil];
 }
 
 - (void) Show {
-    ON_MAIN_THREAD(
+    [self.mainWindow makeKeyAndOrderFront:nil];
-        [self.mainWindow makeKeyAndOrderFront:nil];
+    [NSApp activateIgnoringOtherApps:YES];
-        [NSApp activateIgnoringOtherApps:YES];
-    )
 }
 
 - (void) Maximise {
     if (![self.mainWindow isZoomed]) {
-        ON_MAIN_THREAD([self.mainWindow zoom:nil];)
+        [self.mainWindow zoom:nil];
     }
 }
 
 - (void) UnMaximise {
     if ([self.mainWindow isZoomed]) {
-        ON_MAIN_THREAD([self.mainWindow zoom:nil];)
+        [self.mainWindow zoom:nil];
     }
 }
 
 - (void) ExecJS:(NSString*)script {
-    ON_MAIN_THREAD(
+   [self.webview evaluateJavaScript:script completionHandler:nil];
-                   [self.webview evaluateJavaScript:script completionHandler:nil];
-    )
 }
 
 - (void) processURLResponse:(NSString *)url :(NSString *)contentType :(NSData *)data {
@@ -406,15 +409,13 @@
     
     // Check for drag
     if ( [m isEqualToString:@"drag"] ) {
-        if( ! [self isFullScreen] ) {
+        if( [self isFullScreen] ) {
-            if( self.mouseEvent != nil ) {
-                [self HideMouse];
-                ON_MAIN_THREAD(
-                               [self.mainWindow performWindowDragWithEvent:self.mouseEvent];
-                               );
-            }
             return;
         }
+        if( self.mouseEvent != nil ) {
+           [self.mainWindow performWindowDragWithEvent:self.mouseEvent];
+        }
+        return;
     }
     
     const char *_m = [m UTF8String];
@@ -455,28 +456,26 @@
         NSData *imageData = [NSData dataWithBytes:iconData length:iconDataLength];
         icon = [[NSImage alloc] initWithData:imageData];
     }
-    ON_MAIN_THREAD(
+    if( icon != nil) {
-                   if( icon != nil) {
+       [alert setIcon:icon];
-                       [alert setIcon:icon];
+    }
-                   }
+    [alert.window setLevel:NSFloatingWindowLevel];
-        [alert.window setLevel:NSFloatingWindowLevel];
 
-        long response = [alert runModal];
+    long response = [alert runModal];
-        int result;
+    int result;
-        
+
-        if( response == NSAlertFirstButtonReturn ) {
+    if( response == NSAlertFirstButtonReturn ) {
-            result = 0;
+        result = 0;
-        }
+    }
-        else if( response == NSAlertSecondButtonReturn ) {
+    else if( response == NSAlertSecondButtonReturn ) {
-            result = 1;
+        result = 1;
-        }
+    }
-        else if( response == NSAlertThirdButtonReturn ) {
+    else if( response == NSAlertThirdButtonReturn ) {
-            result = 2;
+        result = 2;
-        } else {
+    } else {
-            result = 3;
+        result = 3;
-        }
+    }
-        processMessageDialogResponse(result);
+    processMessageDialogResponse(result);
-    )
 }
 
 -(void) OpenFileDialog :(NSString*)title :(NSString*)defaultFilename :(NSString*)defaultDirectory :(bool)allowDirectories :(bool)allowFiles :(bool)canCreateDirectories :(bool)treatPackagesAsDirectories :(bool)resolveAliases :(bool)showHiddenFiles :(bool)allowMultipleSelection :(NSString*)filters {
@@ -622,8 +621,7 @@
         [alert setIcon:self.aboutImage];
     }
 
-    ON_MAIN_THREAD([alert runModal];)
+    [alert runModal];
-    
 }
 
 @end

v2/internal/frontend/desktop/darwin/WindowDelegate.h

@@ -8,10 +8,17 @@
 #ifndef WindowDelegate_h
 #define WindowDelegate_h
 
+#import "WailsContext.h"
+
 @interface WindowDelegate : NSObject <NSWindowDelegate>
 
 @property bool hideOnClose;
 
+@property (assign) WailsContext* ctx;
+
+- (void)windowDidExitFullScreen:(NSNotification *)notification;
+
+
 @end
 
 

v2/internal/frontend/desktop/darwin/WindowDelegate.m

@@ -21,4 +21,18 @@
     return !self.hideOnClose;
 }
 
+
+- (void)windowDidExitFullScreen:(NSNotification *)notification {
+    [self.ctx.mainWindow applyWindowConstraints];
+}
+
+- (void)windowWillEnterFullScreen:(NSNotification *)notification {
+    [self.ctx.mainWindow disableWindowConstraints];
+}
+
+- (NSApplicationPresentationOptions)window:(WailsWindow *)window willUseFullScreenPresentationOptions:(NSApplicationPresentationOptions)proposedOptions {
+    return NSApplicationPresentationAutoHideToolbar | NSApplicationPresentationAutoHideMenuBar | NSApplicationPresentationFullScreen;
+}
+
+
 @end

v2/internal/frontend/desktop/darwin/frontend.go

@@ -51,11 +51,10 @@ type Frontend struct {
 	assets *assetserver.DesktopAssetServer
 
 	// main window handle
-	mainWindow                               *Window
+	mainWindow      *Window
-	minWidth, minHeight, maxWidth, maxHeight int
+	bindings        *binding.Bindings
-	bindings                                 *binding.Bindings
+	dispatcher      frontend.Dispatcher
-	dispatcher                               frontend.Dispatcher
+	servingFromDisk bool
-	servingFromDisk                          bool
 }
 
 func NewFrontend(ctx context.Context, appoptions *options.App, myLogger *logger.Logger, appBindings *binding.Bindings, dispatcher frontend.Dispatcher) *Frontend {
@@ -163,15 +162,11 @@ func (f *Frontend) WindowSetTitle(title string) {
 }
 
 func (f *Frontend) WindowFullscreen() {
-	f.mainWindow.SetMaxSize(0, 0)
-	f.mainWindow.SetMinSize(0, 0)
 	f.mainWindow.Fullscreen()
 }
 
 func (f *Frontend) WindowUnFullscreen() {
 	f.mainWindow.UnFullscreen()
-	f.mainWindow.SetMaxSize(f.maxWidth, f.maxHeight)
-	f.mainWindow.SetMinSize(f.minWidth, f.minHeight)
 }
 
 func (f *Frontend) WindowShow() {
@@ -195,13 +190,9 @@ func (f *Frontend) WindowUnminimise() {
 }
 
 func (f *Frontend) WindowSetMinSize(width int, height int) {
-	f.minWidth = width
-	f.minHeight = height
 	f.mainWindow.SetMinSize(width, height)
 }
 func (f *Frontend) WindowSetMaxSize(width int, height int) {
-	f.maxWidth = width
-	f.maxHeight = height
 	f.mainWindow.SetMaxSize(width, height)
 }
 
@@ -243,6 +234,11 @@ func (f *Frontend) processMessage(message string) {
 		return
 	}
 
+	//if strings.HasPrefix(message, "systemevent:") {
+	//	f.processSystemEvent(message)
+	//	return
+	//}
+
 	result, err := f.dispatcher.ProcessMessage(message, f)
 	if err != nil {
 		f.logger.Error(err.Error())
@@ -292,6 +288,22 @@ func (f *Frontend) processRequest(r *request) {
 	C.ProcessURLResponse(r.ctx, r.url, mimetype, data, C.int(len(_contents)))
 }
 
+//func (f *Frontend) processSystemEvent(message string) {
+//	sl := strings.Split(message, ":")
+//	if len(sl) != 2 {
+//		f.logger.Error("Invalid system message: %s", message)
+//		return
+//	}
+//	switch sl[1] {
+//	case "fullscreen":
+//		f.mainWindow.DisableSizeConstraints()
+//	case "unfullscreen":
+//		f.mainWindow.EnableSizeConstraints()
+//	default:
+//		f.logger.Error("Unknown system message: %s", message)
+//	}
+//}
+
 //export processMessage
 func processMessage(message *C.char) {
 	goMessage := C.GoString(message)

v2/internal/frontend/desktop/darwin/main.m

@@ -200,9 +200,9 @@ unsigned int _Users_username_Pictures_SaltBae_png_len = 1863;
 
 int main(int argc, const char * argv[]) {
     // insert code here...
-    int frameless = 1;
+    int frameless = 0;
-    int resizable = 0;
+    int resizable = 1;
-    int fullscreen = 0;
+    int fullscreen = 1;
     int fullSizeContent = 1;
     int hideTitleBar = 0;
     int titlebarAppearsTransparent = 0;
@@ -215,7 +215,10 @@ int main(int argc, const char * argv[]) {
     const char* appearance = "NSAppearanceNameDarkAqua";
     int windowIsTranslucent = 1;
     int debug = 1;
-    WailsContext *result = Create("OI OI!",400,400, frameless,  resizable, fullscreen, fullSizeContent, hideTitleBar, titlebarAppearsTransparent, hideTitle, useToolbar, hideToolbarSeparator, webviewIsTransparent, alwaysOnTop, hideWindowOnClose, appearance, windowIsTranslucent, debug);
+    int windowStartState = 0;
+    int startsHidden = 0;
+    WailsContext *result = Create("OI OI!",400,400, frameless,  resizable, fullscreen, fullSizeContent, hideTitleBar, titlebarAppearsTransparent, hideTitle, useToolbar, hideToolbarSeparator, webviewIsTransparent, alwaysOnTop, hideWindowOnClose, appearance, windowIsTranslucent, debug, windowStartState,
+                                  startsHidden, 400, 400, 600, 600);
     SetRGBA(result, 255, 0, 0, 255);
     void *m = NewMenu("");
     SetAbout(result, "Fake title", "I am a description", _Users_username_Pictures_SaltBae_png, _Users_username_Pictures_SaltBae_png_len);
@@ -228,7 +231,7 @@ int main(int argc, const char * argv[]) {
     AppendSubmenu(m, submenu);
     UpdateMenuItem(menuITem, 1);
     SetAsApplicationMenu(result, m);
-    SetPosition(result, 100, 100);
+//    SetPosition(result, 100, 100);
 
     
     

v2/internal/frontend/desktop/darwin/window.go

@@ -59,6 +59,10 @@ func NewWindow(frontendOptions *options.App, debugMode bool) *Window {
 
 	width := C.int(frontendOptions.Width)
 	height := C.int(frontendOptions.Height)
+	minWidth := C.int(frontendOptions.MinWidth)
+	minHeight := C.int(frontendOptions.MinHeight)
+	maxWidth := C.int(frontendOptions.MaxWidth)
+	maxHeight := C.int(frontendOptions.MaxHeight)
 	windowStartState := C.int(int(frontendOptions.WindowStartState))
 
 	title = c.String(frontendOptions.Title)
@@ -80,7 +84,8 @@ func NewWindow(frontendOptions *options.App, debugMode bool) *Window {
 	}
 	var context *C.WailsContext = C.Create(title, width, height, frameless, resizable, fullscreen, fullSizeContent,
 		hideTitleBar, titlebarAppearsTransparent, hideTitle, useToolbar, hideToolbarSeparator, webviewIsTransparent,
-		alwaysOnTop, hideWindowOnClose, appearance, windowIsTranslucent, debug, windowStartState, startsHidden)
+		alwaysOnTop, hideWindowOnClose, appearance, windowIsTranslucent, debug, windowStartState, startsHidden,
+		minWidth, minHeight, maxWidth, maxHeight)
 
 	// Create menu
 	result := &Window{
@@ -107,9 +112,6 @@ func NewWindow(frontendOptions *options.App, debugMode bool) *Window {
 		result.SetApplicationMenu(frontendOptions.Menu)
 	}
 
-	result.SetMinSize(frontendOptions.MinWidth, frontendOptions.MinHeight)
-	result.SetMaxSize(frontendOptions.MaxWidth, frontendOptions.MaxHeight)
-
 	return result
 }
 
@@ -166,16 +168,10 @@ func (w *Window) UnMinimise() {
 }
 
 func (w *Window) SetMinSize(width int, height int) {
-	if width == 0 && height == 0 {
-		return
-	}
 	C.SetMinSize(w.context, C.int(width), C.int(height))
 }
 
 func (w *Window) SetMaxSize(width int, height int) {
-	if width == 0 && height == 0 {
-		return
-	}
 	C.SetMaxSize(w.context, C.int(width), C.int(height))
 }