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/*
Copyright (C) 2015 Apple Inc. All Rights Reserved.
See LICENSE.txt for this sample’s licensing information
Abstract:
Window controller subclass.
*/
#import "WindowController.h"
#import "FullscreenWindow.h"
#import "ViewBase.h"
@interface WindowController ()
// Fullscreen window
@property(strong) FullscreenWindow *fullscreenWindow;
// Non-Fullscreen window (also the initial window)
@property(strong) NSWindow* standardWindow;
@end
@implementation WindowController
{
bool CommandKeyPressed;
}
- (instancetype)initWithWindow:(NSWindow *)window
{
self = [super initWithWindow:window];
if (self)
{
// Initialize to nil since it indicates app is not fullscreen
_fullscreenWindow = nil;
}
CommandKeyPressed = false;
return self;
}
- (void) goFullscreen
{
// If app is already fullscreen...
if([self fullscreenWindow])
{
//...don't do anything
return;
}
ViewBase* view = (ViewBase*)self.window.contentView;
// We must stop the display link while
// switching the windows to make sure
// that render commands are not issued
// from another thread
[view stopDisplayLink];
// Allocate a new fullscreen window
[self setFullscreenWindow: [[FullscreenWindow alloc] init]];
[[self fullscreenWindow] setAcceptsMouseMovedEvents:YES];
// Resize the view to screensize
NSRect viewRect = [[self fullscreenWindow] frame];
// Set the view to the size of the fullscreen window
[self.window.contentView setFrameSize: viewRect.size];
// Set the view in the fullscreen window
[[self fullscreenWindow] setContentView:self.window.contentView];
[self setStandardWindow:[self window]];
// Hide non-fullscreen window so it doesn't show up when switching out
// of this app (i.e. with CMD-TAB)
[[self standardWindow] orderOut:self];
// Set controller to the fullscreen window so that all input will go to
// this controller (self)
[self setWindow:[self fullscreenWindow]];
// Show the window and make it the key window for input
[[self fullscreenWindow] makeKeyAndOrderFront:self];
// Restore display link
[view startDisplayLink];
}
- (void) goWindow
{
// If controller doesn't have a full screen window...
if([self fullscreenWindow] == nil)
{
//...app is already windowed so don't do anything
return;
}
ViewBase* view = (ViewBase*)self.window.contentView;
// We must stop the display link while
// switching the windows to make sure
// that render commands are not issued
// from another thread
[view stopDisplayLink];
// Get the rectangle of the original window
NSRect viewRect = [[self standardWindow] frame];
// Set the view rect to the new size
[self.window.contentView setFrame:viewRect];
// Hide fullscreen window
[[self fullscreenWindow] orderOut:self];
// Set controller to the standard window so that all input will go to
// this controller (self)
[self setWindow:[self standardWindow]];
// Set the content of the original window to the view
[[self window] setContentView: [self fullscreenWindow].contentView];
// Show the window and make it the key window for input
[[self window] makeKeyAndOrderFront:self];
// Ensure we set fullscreen Window to nil so our checks for
// windowed vs. fullscreen mode elsewhere are correct
[self setFullscreenWindow: nil];
// Restore display link
[view startDisplayLink];
}
- (void) keyDown:(NSEvent *)event
{
unichar c = [[event charactersIgnoringModifiers] characterAtIndex:0];
switch (c)
{
// Handle [ESC] key
case 27:
if([self fullscreenWindow] != nil)
{
[self goWindow];
}
return;
// Have Command+f or Command+Enter toggle fullscreen
case 13:
case 'f':
if (CommandKeyPressed)
{
if([self fullscreenWindow] == nil)
{
[self goFullscreen];
}
else
{
[self goWindow];
}
}
return;
}
// Allow other character to be handled (or not and beep)
//[super keyDown:event];
}
// Informs the receiver that the user has pressed or released a
// modifier key (Shift, Control, and so on)
- (void)flagsChanged:(NSEvent *)event
{
auto modifierFlags = [event modifierFlags];
CommandKeyPressed = modifierFlags & NSEventModifierFlagCommand;
[super flagsChanged:event];
}
@end
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