You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
dexed/JuceLibraryCode/modules/juce_gui_basics/native/juce_mac_NSViewComponentPee...

1986 lines
73 KiB

/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2013 - Raw Material Software Ltd.
Permission is granted to use this software under the terms of either:
a) the GPL v2 (or any later version)
b) the Affero GPL v3
Details of these licenses can be found at: www.gnu.org/licenses
JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
------------------------------------------------------------------------------
To release a closed-source product which uses JUCE, commercial licenses are
available: visit www.juce.com for more information.
==============================================================================
*/
typedef void (*AppFocusChangeCallback)();
extern AppFocusChangeCallback appFocusChangeCallback;
typedef bool (*CheckEventBlockedByModalComps) (NSEvent*);
extern CheckEventBlockedByModalComps isEventBlockedByModalComps;
//==============================================================================
#if ! (defined (MAC_OS_X_VERSION_10_7) && MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_7)
} // (juce namespace)
@interface NSEvent (JuceDeviceDelta)
- (CGFloat) scrollingDeltaX;
- (CGFloat) scrollingDeltaY;
- (BOOL) hasPreciseScrollingDeltas;
- (BOOL) isDirectionInvertedFromDevice;
@end
namespace juce {
#endif
//==============================================================================
static CGFloat getMainScreenHeight() noexcept
{
return [[[NSScreen screens] objectAtIndex: 0] frame].size.height;
}
static void flipScreenRect (NSRect& r) noexcept
{
r.origin.y = getMainScreenHeight() - (r.origin.y + r.size.height);
}
static NSRect flippedScreenRect (NSRect r) noexcept
{
flipScreenRect (r);
return r;
}
//==============================================================================
class NSViewComponentPeer : public ComponentPeer
{
public:
NSViewComponentPeer (Component& comp, const int windowStyleFlags, NSView* viewToAttachTo)
: ComponentPeer (comp, windowStyleFlags),
window (nil),
view (nil),
isSharedWindow (viewToAttachTo != nil),
fullScreen (false),
insideDrawRect (false),
#if USE_COREGRAPHICS_RENDERING
usingCoreGraphics (true),
#else
usingCoreGraphics (false),
#endif
isZooming (false),
textWasInserted (false),
notificationCenter (nil)
{
appFocusChangeCallback = appFocusChanged;
isEventBlockedByModalComps = checkEventBlockedByModalComps;
NSRect r = makeNSRect (component.getLocalBounds());
view = [createViewInstance() initWithFrame: r];
setOwner (view, this);
[view registerForDraggedTypes: getSupportedDragTypes()];
notificationCenter = [NSNotificationCenter defaultCenter];
[notificationCenter addObserver: view
selector: @selector (frameChanged:)
name: NSViewFrameDidChangeNotification
object: view];
if (! isSharedWindow)
{
[notificationCenter addObserver: view
selector: @selector (frameChanged:)
name: NSWindowDidMoveNotification
object: window];
[notificationCenter addObserver: view
selector: @selector (frameChanged:)
name: NSWindowDidMiniaturizeNotification
object: window];
[notificationCenter addObserver: view
selector: @selector (frameChanged:)
name: NSWindowDidDeminiaturizeNotification
object: window];
}
[view setPostsFrameChangedNotifications: YES];
if (isSharedWindow)
{
window = [viewToAttachTo window];
[viewToAttachTo addSubview: view];
}
else
{
r.origin.x = (CGFloat) component.getX();
r.origin.y = (CGFloat) component.getY();
flipScreenRect (r);
window = [createWindowInstance() initWithContentRect: r
styleMask: getNSWindowStyleMask (windowStyleFlags)
backing: NSBackingStoreBuffered
defer: YES];
setOwner (window, this);
[window orderOut: nil];
#if defined (MAC_OS_X_VERSION_10_6) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
[window setDelegate: (id<NSWindowDelegate>) window];
#else
[window setDelegate: window];
#endif
[window setOpaque: component.isOpaque()];
[window setHasShadow: ((windowStyleFlags & windowHasDropShadow) != 0)];
if (component.isAlwaysOnTop())
[window setLevel: NSFloatingWindowLevel];
[window setContentView: view];
[window setAutodisplay: YES];
[window setAcceptsMouseMovedEvents: YES];
// We'll both retain and also release this on closing because plugin hosts can unexpectedly
// close the window for us, and also tend to get cause trouble if setReleasedWhenClosed is NO.
[window setReleasedWhenClosed: YES];
[window retain];
[window setExcludedFromWindowsMenu: (windowStyleFlags & windowIsTemporary) != 0];
[window setIgnoresMouseEvents: (windowStyleFlags & windowIgnoresMouseClicks) != 0];
#if defined (MAC_OS_X_VERSION_10_7) && (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7)
if ((windowStyleFlags & (windowHasMaximiseButton | windowHasTitleBar)) == (windowHasMaximiseButton | windowHasTitleBar))
[window setCollectionBehavior: NSWindowCollectionBehaviorFullScreenPrimary];
if ([window respondsToSelector: @selector (setRestorable:)])
[window setRestorable: NO];
#endif
}
const float alpha = component.getAlpha();
if (alpha < 1.0f)
setAlpha (alpha);
setTitle (component.getName());
}
~NSViewComponentPeer()
{
[notificationCenter removeObserver: view];
setOwner (view, nullptr);
if ([view superview] != nil)
[view removeFromSuperview];
[view release];
if (! isSharedWindow)
{
setOwner (window, nullptr);
[window close];
[window release];
}
}
//==============================================================================
void* getNativeHandle() const override { return view; }
void setVisible (bool shouldBeVisible) override
{
if (isSharedWindow)
{
[view setHidden: ! shouldBeVisible];
}
else
{
if (shouldBeVisible)
{
[window orderFront: nil];
handleBroughtToFront();
}
else
{
[window orderOut: nil];
}
}
}
void setTitle (const String& title) override
{
JUCE_AUTORELEASEPOOL
{
if (! isSharedWindow)
[window setTitle: juceStringToNS (title)];
}
}
bool setDocumentEditedStatus (bool edited) override
{
if (! hasNativeTitleBar())
return false;
[window setDocumentEdited: edited];
return true;
}
void setRepresentedFile (const File& file) override
{
if (! isSharedWindow)
[window setRepresentedFilename: juceStringToNS (file != File::nonexistent
? file.getFullPathName()
: String::empty)];
}
void setBounds (const Rectangle<int>& newBounds, bool isNowFullScreen) override
{
fullScreen = isNowFullScreen;
NSRect r = makeNSRect (newBounds);
if (isSharedWindow)
{
r.origin.y = [[view superview] frame].size.height - (r.origin.y + r.size.height);
if ([view frame].size.width != r.size.width
|| [view frame].size.height != r.size.height)
{
[view setNeedsDisplay: true];
}
[view setFrame: r];
}
else
{
[window setFrame: [window frameRectForContentRect: flippedScreenRect (r)]
display: true];
}
}
Rectangle<int> getBounds (const bool global) const
{
NSRect r = [view frame];
NSWindow* viewWindow = [view window];
if (global && viewWindow != nil)
{
r = [[view superview] convertRect: r toView: nil];
#if defined (MAC_OS_X_VERSION_10_7) && MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_7
r = [viewWindow convertRectToScreen: r];
#else
r.origin = [viewWindow convertBaseToScreen: r.origin];
#endif
flipScreenRect (r);
}
else
{
r.origin.y = [[view superview] frame].size.height - r.origin.y - r.size.height;
}
return convertToRectInt (r);
}
Rectangle<int> getBounds() const override
{
return getBounds (! isSharedWindow);
}
Point<int> localToGlobal (Point<int> relativePosition) override
{
return relativePosition + getBounds (true).getPosition();
}
Point<int> globalToLocal (Point<int> screenPosition) override
{
return screenPosition - getBounds (true).getPosition();
}
void setAlpha (float newAlpha) override
{
if (! isSharedWindow)
{
[window setAlphaValue: (CGFloat) newAlpha];
}
else
{
#if defined (MAC_OS_X_VERSION_10_5) && MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
[view setAlphaValue: (CGFloat) newAlpha];
#else
if ([view respondsToSelector: @selector (setAlphaValue:)])
{
// PITA dynamic invocation for 10.4 builds..
NSInvocation* inv = [NSInvocation invocationWithMethodSignature: [view methodSignatureForSelector: @selector (setAlphaValue:)]];
[inv setSelector: @selector (setAlphaValue:)];
[inv setTarget: view];
CGFloat cgNewAlpha = (CGFloat) newAlpha;
[inv setArgument: &cgNewAlpha atIndex: 2];
[inv invoke];
}
#endif
}
}
void setMinimised (bool shouldBeMinimised) override
{
if (! isSharedWindow)
{
if (shouldBeMinimised)
[window miniaturize: nil];
else
[window deminiaturize: nil];
}
}
bool isMinimised() const override
{
return [window isMiniaturized];
}
void setFullScreen (bool shouldBeFullScreen) override
{
if (! isSharedWindow)
{
Rectangle<int> r (lastNonFullscreenBounds);
if (isMinimised())
setMinimised (false);
if (fullScreen != shouldBeFullScreen)
{
if (shouldBeFullScreen && hasNativeTitleBar())
{
fullScreen = true;
[window performZoom: nil];
}
else
{
if (shouldBeFullScreen)
r = component.getParentMonitorArea();
// (can't call the component's setBounds method because that'll reset our fullscreen flag)
if (r != component.getBounds() && ! r.isEmpty())
setBounds (r, shouldBeFullScreen);
}
}
}
}
bool isFullScreen() const override
{
return fullScreen;
}
bool isKioskMode() const override
{
#if defined (MAC_OS_X_VERSION_10_7) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
if (hasNativeTitleBar() && ([window styleMask] & NSFullScreenWindowMask) != 0)
return true;
#endif
return ComponentPeer::isKioskMode();
}
bool contains (Point<int> localPos, bool trueIfInAChildWindow) const override
{
NSRect frameRect = [view frame];
if (! (isPositiveAndBelow (localPos.getX(), (int) frameRect.size.width)
&& isPositiveAndBelow (localPos.getY(), (int) frameRect.size.height)))
return false;
NSView* v = [view hitTest: NSMakePoint (frameRect.origin.x + localPos.getX(),
frameRect.origin.y + frameRect.size.height - localPos.getY())];
return trueIfInAChildWindow ? (v != nil)
: (v == view);
}
BorderSize<int> getFrameSize() const override
{
BorderSize<int> b;
if (! isSharedWindow)
{
NSRect v = [view convertRect: [view frame] toView: nil];
NSRect w = [window frame];
b.setTop ((int) (w.size.height - (v.origin.y + v.size.height)));
b.setBottom ((int) v.origin.y);
b.setLeft ((int) v.origin.x);
b.setRight ((int) (w.size.width - (v.origin.x + v.size.width)));
}
return b;
}
void updateFullscreenStatus()
{
if (hasNativeTitleBar())
{
const Rectangle<int> screen (getFrameSize().subtractedFrom (component.getParentMonitorArea()));
fullScreen = component.getScreenBounds().expanded (2, 2).contains (screen);
}
}
bool hasNativeTitleBar() const
{
return (getStyleFlags() & windowHasTitleBar) != 0;
}
bool setAlwaysOnTop (bool alwaysOnTop) override
{
if (! isSharedWindow)
[window setLevel: alwaysOnTop ? NSFloatingWindowLevel
: NSNormalWindowLevel];
return true;
}
void toFront (bool makeActiveWindow) override
{
if (isSharedWindow)
[[view superview] addSubview: view
positioned: NSWindowAbove
relativeTo: nil];
if (window != nil && component.isVisible())
{
++insideToFrontCall;
if (makeActiveWindow)
[window makeKeyAndOrderFront: nil];
else
[window orderFront: nil];
if (insideToFrontCall <= 1)
{
Desktop::getInstance().getMainMouseSource().forceMouseCursorUpdate();
handleBroughtToFront();
}
--insideToFrontCall;
}
}
void toBehind (ComponentPeer* other) override
{
NSViewComponentPeer* const otherPeer = dynamic_cast <NSViewComponentPeer*> (other);
jassert (otherPeer != nullptr); // wrong type of window?
if (otherPeer != nullptr)
{
if (isSharedWindow)
{
[[view superview] addSubview: view
positioned: NSWindowBelow
relativeTo: otherPeer->view];
}
else
{
[window orderWindow: NSWindowBelow
relativeTo: [otherPeer->window windowNumber]];
}
}
}
void setIcon (const Image&) override
{
// to do..
}
StringArray getAvailableRenderingEngines() override
{
StringArray s ("Software Renderer");
#if USE_COREGRAPHICS_RENDERING
s.add ("CoreGraphics Renderer");
#endif
return s;
}
int getCurrentRenderingEngine() const override
{
return usingCoreGraphics ? 1 : 0;
}
void setCurrentRenderingEngine (int index) override
{
#if USE_COREGRAPHICS_RENDERING
if (usingCoreGraphics != (index > 0))
{
usingCoreGraphics = index > 0;
[view setNeedsDisplay: true];
}
#endif
}
void redirectMouseDown (NSEvent* ev)
{
if (! Process::isForegroundProcess())
Process::makeForegroundProcess();
currentModifiers = currentModifiers.withFlags (getModifierForButtonNumber ([ev buttonNumber]));
sendMouseEvent (ev);
}
void redirectMouseUp (NSEvent* ev)
{
currentModifiers = currentModifiers.withoutFlags (getModifierForButtonNumber ([ev buttonNumber]));
sendMouseEvent (ev);
showArrowCursorIfNeeded();
}
void redirectMouseDrag (NSEvent* ev)
{
currentModifiers = currentModifiers.withFlags (getModifierForButtonNumber ([ev buttonNumber]));
sendMouseEvent (ev);
}
void redirectMouseMove (NSEvent* ev)
{
currentModifiers = currentModifiers.withoutMouseButtons();
#if defined (MAC_OS_X_VERSION_10_6) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
if ([NSWindow respondsToSelector: @selector (windowNumberAtPoint:belowWindowWithWindowNumber:)]
&& [NSWindow windowNumberAtPoint: [[ev window] convertBaseToScreen: [ev locationInWindow]]
belowWindowWithWindowNumber: 0] != [window windowNumber])
{
// moved into another window which overlaps this one, so trigger an exit
handleMouseEvent (0, Point<int> (-1, -1), currentModifiers, getMouseTime (ev));
}
else
#endif
{
sendMouseEvent (ev);
}
showArrowCursorIfNeeded();
}
void redirectMouseEnter (NSEvent* ev)
{
Desktop::getInstance().getMainMouseSource().forceMouseCursorUpdate();
currentModifiers = currentModifiers.withoutMouseButtons();
sendMouseEvent (ev);
}
void redirectMouseExit (NSEvent* ev)
{
currentModifiers = currentModifiers.withoutMouseButtons();
sendMouseEvent (ev);
}
static float checkDeviceDeltaReturnValue (float v) noexcept
{
// (deviceDeltaX can fail and return NaN, so need to sanity-check the result)
v *= 0.5f / 256.0f;
return (v > -1000.0f && v < 1000.0f) ? v : 0.0f;
}
void redirectMouseWheel (NSEvent* ev)
{
updateModifiers (ev);
MouseWheelDetails wheel;
wheel.deltaX = 0;
wheel.deltaY = 0;
wheel.isReversed = false;
wheel.isSmooth = false;
#if ! JUCE_PPC
@try
{
#if defined (MAC_OS_X_VERSION_10_7) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
if ([ev respondsToSelector: @selector (isDirectionInvertedFromDevice)])
wheel.isReversed = [ev isDirectionInvertedFromDevice];
if ([ev respondsToSelector: @selector (hasPreciseScrollingDeltas)])
{
if ([ev hasPreciseScrollingDeltas])
{
const float scale = 0.5f / 256.0f;
wheel.deltaX = scale * (float) [ev scrollingDeltaX];
wheel.deltaY = scale * (float) [ev scrollingDeltaY];
wheel.isSmooth = true;
}
}
else
#endif
if ([ev respondsToSelector: @selector (deviceDeltaX)])
{
wheel.deltaX = checkDeviceDeltaReturnValue ((float) objc_msgSend_fpret (ev, @selector (deviceDeltaX)));
wheel.deltaY = checkDeviceDeltaReturnValue ((float) objc_msgSend_fpret (ev, @selector (deviceDeltaY)));
}
}
@catch (...)
{}
#endif
if (wheel.deltaX == 0 && wheel.deltaY == 0)
{
const float scale = 10.0f / 256.0f;
wheel.deltaX = scale * (float) [ev deltaX];
wheel.deltaY = scale * (float) [ev deltaY];
}
handleMouseWheel (0, getMousePos (ev, view), getMouseTime (ev), wheel);
}
void redirectMagnify (NSEvent* ev)
{
#if defined (MAC_OS_X_VERSION_10_6) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
const float invScale = 1.0f - (float) [ev magnification];
if (invScale != 0.0f)
handleMagnifyGesture (0, getMousePos (ev, view), getMouseTime (ev), 1.0f / invScale);
#endif
(void) ev;
}
void sendMouseEvent (NSEvent* ev)
{
updateModifiers (ev);
handleMouseEvent (0, getMousePos (ev, view), currentModifiers, getMouseTime (ev));
}
bool handleKeyEvent (NSEvent* ev, bool isKeyDown)
{
const String unicode (nsStringToJuce ([ev characters]));
const int keyCode = getKeyCodeFromEvent (ev);
#if JUCE_DEBUG_KEYCODES
DBG ("unicode: " + unicode + " " + String::toHexString ((int) unicode[0]));
String unmodified (nsStringToJuce ([ev charactersIgnoringModifiers]));
DBG ("unmodified: " + unmodified + " " + String::toHexString ((int) unmodified[0]));
#endif
if (keyCode != 0 || unicode.isNotEmpty())
{
if (isKeyDown)
{
bool used = false;
for (String::CharPointerType u (unicode.getCharPointer()); ! u.isEmpty();)
{
juce_wchar textCharacter = u.getAndAdvance();
switch (keyCode)
{
case NSLeftArrowFunctionKey:
case NSRightArrowFunctionKey:
case NSUpArrowFunctionKey:
case NSDownArrowFunctionKey:
case NSPageUpFunctionKey:
case NSPageDownFunctionKey:
case NSEndFunctionKey:
case NSHomeFunctionKey:
case NSDeleteFunctionKey:
textCharacter = 0;
break; // (these all seem to generate unwanted garbage unicode strings)
default:
if (([ev modifierFlags] & NSCommandKeyMask) != 0
|| (keyCode >= NSF1FunctionKey && keyCode <= NSF35FunctionKey))
textCharacter = 0;
break;
}
used = handleKeyUpOrDown (true) || used;
used = handleKeyPress (keyCode, textCharacter) || used;
}
return used;
}
if (handleKeyUpOrDown (false))
return true;
}
return false;
}
bool redirectKeyDown (NSEvent* ev)
{
// (need to retain this in case a modal loop runs in handleKeyEvent and
// our event object gets lost)
const NSObjectRetainer<NSEvent> r (ev);
updateKeysDown (ev, true);
bool used = handleKeyEvent (ev, true);
if (([ev modifierFlags] & NSCommandKeyMask) != 0)
{
// for command keys, the key-up event is thrown away, so simulate one..
updateKeysDown (ev, false);
used = (isValidPeer (this) && handleKeyEvent (ev, false)) || used;
}
// (If we're running modally, don't allow unused keystrokes to be passed
// along to other blocked views..)
if (Component::getCurrentlyModalComponent() != nullptr)
used = true;
return used;
}
bool redirectKeyUp (NSEvent* ev)
{
updateKeysDown (ev, false);
return handleKeyEvent (ev, false)
|| Component::getCurrentlyModalComponent() != nullptr;
}
void redirectModKeyChange (NSEvent* ev)
{
// (need to retain this in case a modal loop runs and our event object gets lost)
const NSObjectRetainer<NSEvent> r (ev);
keysCurrentlyDown.clear();
handleKeyUpOrDown (true);
updateModifiers (ev);
handleModifierKeysChange();
}
#if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_5
bool redirectPerformKeyEquivalent (NSEvent* ev)
{
if ([ev type] == NSKeyDown) return redirectKeyDown (ev);
if ([ev type] == NSKeyUp) return redirectKeyUp (ev);
return false;
}
#endif
void drawRect (NSRect r)
{
if (r.size.width < 1.0f || r.size.height < 1.0f)
return;
CGContextRef cg = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
if (! component.isOpaque())
CGContextClearRect (cg, CGContextGetClipBoundingBox (cg));
float displayScale = 1.0f;
#if defined (MAC_OS_X_VERSION_10_7) && (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7)
NSScreen* screen = [[view window] screen];
if ([screen respondsToSelector: @selector (backingScaleFactor)])
displayScale = (float) screen.backingScaleFactor;
#endif
#if USE_COREGRAPHICS_RENDERING
if (usingCoreGraphics)
{
CoreGraphicsContext context (cg, (float) [view frame].size.height, displayScale);
insideDrawRect = true;
handlePaint (context);
insideDrawRect = false;
}
else
#endif
{
const Point<int> offset (-roundToInt (r.origin.x),
-roundToInt ([view frame].size.height - (r.origin.y + r.size.height)));
const int clipW = (int) (r.size.width + 0.5f);
const int clipH = (int) (r.size.height + 0.5f);
RectangleList<int> clip;
getClipRects (clip, offset, clipW, clipH);
if (! clip.isEmpty())
{
Image temp (component.isOpaque() ? Image::RGB : Image::ARGB,
roundToInt (clipW * displayScale),
roundToInt (clipH * displayScale),
! component.isOpaque());
{
const int intScale = roundToInt (displayScale);
if (intScale != 1)
clip.scaleAll (intScale);
ScopedPointer<LowLevelGraphicsContext> context (component.getLookAndFeel()
.createGraphicsContext (temp, offset * intScale, clip));
if (intScale != 1)
context->addTransform (AffineTransform::scale (displayScale));
insideDrawRect = true;
handlePaint (*context);
insideDrawRect = false;
}
CGColorSpaceRef colourSpace = CGColorSpaceCreateDeviceRGB();
CGImageRef image = juce_createCoreGraphicsImage (temp, colourSpace, false);
CGColorSpaceRelease (colourSpace);
CGContextDrawImage (cg, CGRectMake (r.origin.x, r.origin.y, clipW, clipH), image);
CGImageRelease (image);
}
}
}
bool sendModalInputAttemptIfBlocked()
{
Component* const modal = Component::getCurrentlyModalComponent();
if (modal != nullptr
&& insideToFrontCall == 0
&& (! getComponent().isParentOf (modal))
&& getComponent().isCurrentlyBlockedByAnotherModalComponent())
{
modal->inputAttemptWhenModal();
return true;
}
return false;
}
bool canBecomeKeyWindow()
{
return (getStyleFlags() & juce::ComponentPeer::windowIgnoresKeyPresses) == 0;
}
void becomeKeyWindow()
{
handleBroughtToFront();
grabFocus();
}
bool windowShouldClose()
{
if (! isValidPeer (this))
return YES;
handleUserClosingWindow();
return NO;
}
void redirectMovedOrResized()
{
updateFullscreenStatus();
handleMovedOrResized();
}
void viewMovedToWindow()
{
if (isSharedWindow)
window = [view window];
}
void liveResizingStart()
{
if (constrainer != nullptr)
constrainer->resizeStart();
}
void liveResizingEnd()
{
if (constrainer != nullptr)
constrainer->resizeEnd();
}
NSRect constrainRect (NSRect r)
{
if (constrainer != nullptr
#if defined (MAC_OS_X_VERSION_10_7) && (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7)
&& ([window styleMask] & NSFullScreenWindowMask) == 0
#endif
)
{
Rectangle<int> pos (convertToRectInt (flippedScreenRect (r)));
Rectangle<int> original (convertToRectInt (flippedScreenRect ([window frame])));
const Rectangle<int> screenBounds (Desktop::getInstance().getDisplays().getTotalBounds (true));
#if defined (MAC_OS_X_VERSION_10_6) && MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_6
if ([window inLiveResize])
#else
if ([window respondsToSelector: @selector (inLiveResize)]
&& [window performSelector: @selector (inLiveResize)])
#endif
{
constrainer->checkBounds (pos, original, screenBounds,
false, false, true, true);
}
else
{
constrainer->checkBounds (pos, original, screenBounds,
pos.getY() != original.getY() && pos.getBottom() == original.getBottom(),
pos.getX() != original.getX() && pos.getRight() == original.getRight(),
pos.getY() == original.getY() && pos.getBottom() != original.getBottom(),
pos.getX() == original.getX() && pos.getRight() != original.getRight());
}
r = flippedScreenRect (makeNSRect (pos));
}
return r;
}
static void showArrowCursorIfNeeded()
{
Desktop& desktop = Desktop::getInstance();
MouseInputSource mouse = desktop.getMainMouseSource();
if (mouse.getComponentUnderMouse() == nullptr
&& desktop.findComponentAt (mouse.getScreenPosition()) == nullptr)
{
[[NSCursor arrowCursor] set];
}
}
static void updateModifiers (NSEvent* e)
{
updateModifiers ([e modifierFlags]);
}
static void updateModifiers (const NSUInteger flags)
{
int m = 0;
if ((flags & NSShiftKeyMask) != 0) m |= ModifierKeys::shiftModifier;
if ((flags & NSControlKeyMask) != 0) m |= ModifierKeys::ctrlModifier;
if ((flags & NSAlternateKeyMask) != 0) m |= ModifierKeys::altModifier;
if ((flags & NSCommandKeyMask) != 0) m |= ModifierKeys::commandModifier;
currentModifiers = currentModifiers.withOnlyMouseButtons().withFlags (m);
}
static void updateKeysDown (NSEvent* ev, bool isKeyDown)
{
updateModifiers (ev);
int keyCode = getKeyCodeFromEvent (ev);
if (keyCode != 0)
{
if (isKeyDown)
keysCurrentlyDown.addIfNotAlreadyThere (keyCode);
else
keysCurrentlyDown.removeFirstMatchingValue (keyCode);
}
}
static int getKeyCodeFromEvent (NSEvent* ev)
{
const String unmodified (nsStringToJuce ([ev charactersIgnoringModifiers]));
int keyCode = unmodified[0];
if (keyCode == 0x19) // (backwards-tab)
keyCode = '\t';
else if (keyCode == 0x03) // (enter)
keyCode = '\r';
else
keyCode = (int) CharacterFunctions::toUpperCase ((juce_wchar) keyCode);
if (([ev modifierFlags] & NSNumericPadKeyMask) != 0)
{
const int numPadConversions[] = { '0', KeyPress::numberPad0, '1', KeyPress::numberPad1,
'2', KeyPress::numberPad2, '3', KeyPress::numberPad3,
'4', KeyPress::numberPad4, '5', KeyPress::numberPad5,
'6', KeyPress::numberPad6, '7', KeyPress::numberPad7,
'8', KeyPress::numberPad8, '9', KeyPress::numberPad9,
'+', KeyPress::numberPadAdd, '-', KeyPress::numberPadSubtract,
'*', KeyPress::numberPadMultiply, '/', KeyPress::numberPadDivide,
'.', KeyPress::numberPadDecimalPoint, '=', KeyPress::numberPadEquals };
for (int i = 0; i < numElementsInArray (numPadConversions); i += 2)
if (keyCode == numPadConversions [i])
keyCode = numPadConversions [i + 1];
}
return keyCode;
}
static int64 getMouseTime (NSEvent* e)
{
return (Time::currentTimeMillis() - Time::getMillisecondCounter())
+ (int64) ([e timestamp] * 1000.0);
}
static Point<int> getMousePos (NSEvent* e, NSView* view)
{
NSPoint p = [view convertPoint: [e locationInWindow] fromView: nil];
return Point<int> ((int) p.x, (int) ([view frame].size.height - p.y));
}
static int getModifierForButtonNumber (const NSInteger num)
{
return num == 0 ? ModifierKeys::leftButtonModifier
: (num == 1 ? ModifierKeys::rightButtonModifier
: (num == 2 ? ModifierKeys::middleButtonModifier : 0));
}
static unsigned int getNSWindowStyleMask (const int flags) noexcept
{
unsigned int style = (flags & windowHasTitleBar) != 0 ? NSTitledWindowMask
: NSBorderlessWindowMask;
if ((flags & windowHasMinimiseButton) != 0) style |= NSMiniaturizableWindowMask;
if ((flags & windowHasCloseButton) != 0) style |= NSClosableWindowMask;
if ((flags & windowIsResizable) != 0) style |= NSResizableWindowMask;
return style;
}
static NSArray* getSupportedDragTypes()
{
return [NSArray arrayWithObjects: NSFilenamesPboardType, NSFilesPromisePboardType, NSStringPboardType, nil];
}
BOOL sendDragCallback (const int type, id <NSDraggingInfo> sender)
{
NSPasteboard* pasteboard = [sender draggingPasteboard];
NSString* contentType = [pasteboard availableTypeFromArray: getSupportedDragTypes()];
if (contentType == nil)
return false;
NSPoint p = [view convertPoint: [sender draggingLocation] fromView: nil];
ComponentPeer::DragInfo dragInfo;
dragInfo.position.setXY ((int) p.x, (int) ([view frame].size.height - p.y));
if (contentType == NSStringPboardType)
dragInfo.text = nsStringToJuce ([pasteboard stringForType: NSStringPboardType]);
else
dragInfo.files = getDroppedFiles (pasteboard, contentType);
if (! dragInfo.isEmpty())
{
switch (type)
{
case 0: return handleDragMove (dragInfo);
case 1: return handleDragExit (dragInfo);
case 2: return handleDragDrop (dragInfo);
default: jassertfalse; break;
}
}
return false;
}
StringArray getDroppedFiles (NSPasteboard* pasteboard, NSString* contentType)
{
StringArray files;
NSString* iTunesPasteboardType = nsStringLiteral ("CorePasteboardFlavorType 0x6974756E"); // 'itun'
if (contentType == NSFilesPromisePboardType
&& [[pasteboard types] containsObject: iTunesPasteboardType])
{
id list = [pasteboard propertyListForType: iTunesPasteboardType];
if ([list isKindOfClass: [NSDictionary class]])
{
NSDictionary* iTunesDictionary = (NSDictionary*) list;
NSArray* tracks = [iTunesDictionary valueForKey: nsStringLiteral ("Tracks")];
NSEnumerator* enumerator = [tracks objectEnumerator];
NSDictionary* track;
while ((track = [enumerator nextObject]) != nil)
{
NSURL* url = [NSURL URLWithString: [track valueForKey: nsStringLiteral ("Location")]];
if ([url isFileURL])
files.add (nsStringToJuce ([url path]));
}
}
}
else
{
id list = [pasteboard propertyListForType: NSFilenamesPboardType];
if ([list isKindOfClass: [NSArray class]])
{
NSArray* items = (NSArray*) [pasteboard propertyListForType: NSFilenamesPboardType];
for (unsigned int i = 0; i < [items count]; ++i)
files.add (nsStringToJuce ((NSString*) [items objectAtIndex: i]));
}
}
return files;
}
//==============================================================================
void viewFocusGain()
{
if (currentlyFocusedPeer != this)
{
if (ComponentPeer::isValidPeer (currentlyFocusedPeer))
currentlyFocusedPeer->handleFocusLoss();
currentlyFocusedPeer = this;
handleFocusGain();
}
}
void viewFocusLoss()
{
if (currentlyFocusedPeer == this)
{
currentlyFocusedPeer = nullptr;
handleFocusLoss();
}
}
bool isFocused() const override
{
return isSharedWindow ? this == currentlyFocusedPeer
: [window isKeyWindow];
}
void grabFocus() override
{
if (window != nil)
{
[window makeKeyWindow];
[window makeFirstResponder: view];
viewFocusGain();
}
}
void textInputRequired (const Point<int>&) override {}
//==============================================================================
void repaint (const Rectangle<int>& area) override
{
if (insideDrawRect)
{
class AsyncRepaintMessage : public CallbackMessage
{
public:
AsyncRepaintMessage (NSViewComponentPeer* const p, const Rectangle<int>& r)
: peer (p), rect (r)
{}
void messageCallback() override
{
if (ComponentPeer::isValidPeer (peer))
peer->repaint (rect);
}
private:
NSViewComponentPeer* const peer;
const Rectangle<int> rect;
};
(new AsyncRepaintMessage (this, area))->post();
}
else
{
[view setNeedsDisplayInRect: NSMakeRect ((CGFloat) area.getX(), [view frame].size.height - (CGFloat) area.getBottom(),
(CGFloat) area.getWidth(), (CGFloat) area.getHeight())];
}
}
void performAnyPendingRepaintsNow() override
{
[view displayIfNeeded];
}
//==============================================================================
NSWindow* window;
NSView* view;
bool isSharedWindow, fullScreen, insideDrawRect;
bool usingCoreGraphics, isZooming, textWasInserted;
String stringBeingComposed;
NSNotificationCenter* notificationCenter;
static ModifierKeys currentModifiers;
static ComponentPeer* currentlyFocusedPeer;
static Array<int> keysCurrentlyDown;
static int insideToFrontCall;
private:
static NSView* createViewInstance();
static NSWindow* createWindowInstance();
static void setOwner (id viewOrWindow, NSViewComponentPeer* newOwner)
{
object_setInstanceVariable (viewOrWindow, "owner", newOwner);
}
void getClipRects (RectangleList<int>& clip, const Point<int> offset, const int clipW, const int clipH)
{
const NSRect* rects = nullptr;
NSInteger numRects = 0;
[view getRectsBeingDrawn: &rects count: &numRects];
const Rectangle<int> clipBounds (clipW, clipH);
const CGFloat viewH = [view frame].size.height;
for (int i = 0; i < numRects; ++i)
clip.addWithoutMerging (clipBounds.getIntersection (Rectangle<int> (roundToInt (rects[i].origin.x) + offset.x,
roundToInt (viewH - (rects[i].origin.y + rects[i].size.height)) + offset.y,
roundToInt (rects[i].size.width),
roundToInt (rects[i].size.height))));
}
static void appFocusChanged()
{
keysCurrentlyDown.clear();
if (isValidPeer (currentlyFocusedPeer))
{
if (Process::isForegroundProcess())
{
currentlyFocusedPeer->handleFocusGain();
ModalComponentManager::getInstance()->bringModalComponentsToFront();
}
else
{
currentlyFocusedPeer->handleFocusLoss();
}
}
}
static bool checkEventBlockedByModalComps (NSEvent* e)
{
if (Component::getNumCurrentlyModalComponents() == 0)
return false;
NSWindow* const w = [e window];
if (w == nil || [w worksWhenModal])
return false;
bool isKey = false, isInputAttempt = false;
switch ([e type])
{
case NSKeyDown:
case NSKeyUp:
isKey = isInputAttempt = true;
break;
case NSLeftMouseDown:
case NSRightMouseDown:
case NSOtherMouseDown:
isInputAttempt = true;
break;
case NSLeftMouseDragged:
case NSRightMouseDragged:
case NSLeftMouseUp:
case NSRightMouseUp:
case NSOtherMouseUp:
case NSOtherMouseDragged:
if (Desktop::getInstance().getDraggingMouseSource(0) != nullptr)
return false;
break;
case NSMouseMoved:
case NSMouseEntered:
case NSMouseExited:
case NSCursorUpdate:
case NSScrollWheel:
case NSTabletPoint:
case NSTabletProximity:
break;
default:
return false;
}
for (int i = ComponentPeer::getNumPeers(); --i >= 0;)
{
ComponentPeer* const peer = ComponentPeer::getPeer (i);
NSView* const compView = (NSView*) peer->getNativeHandle();
if ([compView window] == w)
{
if (isKey)
{
if (compView == [w firstResponder])
return false;
}
else
{
NSViewComponentPeer* nsViewPeer = dynamic_cast<NSViewComponentPeer*> (peer);
if ((nsViewPeer == nullptr || ! nsViewPeer->isSharedWindow)
? NSPointInRect ([e locationInWindow], NSMakeRect (0, 0, [w frame].size.width, [w frame].size.height))
: NSPointInRect ([compView convertPoint: [e locationInWindow] fromView: nil], [compView bounds]))
return false;
}
}
}
if (isInputAttempt)
{
if (! [NSApp isActive])
[NSApp activateIgnoringOtherApps: YES];
if (Component* const modal = Component::getCurrentlyModalComponent())
modal->inputAttemptWhenModal();
}
return true;
}
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (NSViewComponentPeer)
};
int NSViewComponentPeer::insideToFrontCall = 0;
//==============================================================================
struct JuceNSViewClass : public ObjCClass <NSView>
{
JuceNSViewClass() : ObjCClass <NSView> ("JUCEView_")
{
addIvar<NSViewComponentPeer*> ("owner");
addMethod (@selector (isOpaque), isOpaque, "c@:");
addMethod (@selector (drawRect:), drawRect, "v@:", @encode (NSRect));
addMethod (@selector (mouseDown:), mouseDown, "v@:@");
addMethod (@selector (asyncMouseDown:), asyncMouseDown, "v@:@");
addMethod (@selector (mouseUp:), mouseUp, "v@:@");
addMethod (@selector (asyncMouseUp:), asyncMouseUp, "v@:@");
addMethod (@selector (mouseDragged:), mouseDragged, "v@:@");
addMethod (@selector (mouseMoved:), mouseMoved, "v@:@");
addMethod (@selector (mouseEntered:), mouseEntered, "v@:@");
addMethod (@selector (mouseExited:), mouseExited, "v@:@");
addMethod (@selector (rightMouseDown:), mouseDown, "v@:@");
addMethod (@selector (rightMouseDragged:), mouseDragged, "v@:@");
addMethod (@selector (rightMouseUp:), mouseUp, "v@:@");
addMethod (@selector (otherMouseDown:), mouseDown, "v@:@");
addMethod (@selector (otherMouseDragged:), mouseDragged, "v@:@");
addMethod (@selector (otherMouseUp:), mouseUp, "v@:@");
addMethod (@selector (scrollWheel:), scrollWheel, "v@:@");
addMethod (@selector (magnifyWithEvent:), magnify, "v@:@");
addMethod (@selector (acceptsFirstMouse:), acceptsFirstMouse, "v@:@");
addMethod (@selector (frameChanged:), frameChanged, "v@:@");
addMethod (@selector (viewDidMoveToWindow), viewDidMoveToWindow, "v@:");
addMethod (@selector (keyDown:), keyDown, "v@:@");
addMethod (@selector (keyUp:), keyUp, "v@:@");
addMethod (@selector (insertText:), insertText, "v@:@");
addMethod (@selector (doCommandBySelector:), doCommandBySelector, "v@::");
addMethod (@selector (setMarkedText:selectedRange:), setMarkedText, "v@:@", @encode (NSRange));
addMethod (@selector (unmarkText), unmarkText, "v@:");
addMethod (@selector (hasMarkedText), hasMarkedText, "c@:");
addMethod (@selector (conversationIdentifier), conversationIdentifier, "l@:");
addMethod (@selector (attributedSubstringFromRange:), attributedSubstringFromRange, "@@:", @encode (NSRange));
addMethod (@selector (markedRange), markedRange, @encode (NSRange), "@:");
addMethod (@selector (selectedRange), selectedRange, @encode (NSRange), "@:");
addMethod (@selector (firstRectForCharacterRange:), firstRectForCharacterRange, @encode (NSRect), "@:", @encode (NSRange));
addMethod (@selector (validAttributesForMarkedText), validAttributesForMarkedText, "@@:");
addMethod (@selector (flagsChanged:), flagsChanged, "v@:@");
addMethod (@selector (becomeFirstResponder), becomeFirstResponder, "c@:");
addMethod (@selector (resignFirstResponder), resignFirstResponder, "c@:");
addMethod (@selector (acceptsFirstResponder), acceptsFirstResponder, "c@:");
#if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_5
addMethod (@selector (performKeyEquivalent:), performKeyEquivalent, "c@:@");
#endif
addMethod (@selector (draggingEntered:), draggingEntered, @encode (NSDragOperation), "@:@");
addMethod (@selector (draggingUpdated:), draggingUpdated, @encode (NSDragOperation), "@:@");
addMethod (@selector (draggingEnded:), draggingEnded, "v@:@");
addMethod (@selector (draggingExited:), draggingExited, "v@:@");
addMethod (@selector (prepareForDragOperation:), prepareForDragOperation, "c@:@");
addMethod (@selector (performDragOperation:), performDragOperation, "c@:@");
addMethod (@selector (concludeDragOperation:), concludeDragOperation, "v@:@");
addProtocol (@protocol (NSTextInput));
registerClass();
}
private:
static NSViewComponentPeer* getOwner (id self)
{
return getIvar<NSViewComponentPeer*> (self, "owner");
}
static void mouseDown (id self, SEL s, NSEvent* ev)
{
if (JUCEApplicationBase::isStandaloneApp())
asyncMouseDown (self, s, ev);
else
// In some host situations, the host will stop modal loops from working
// correctly if they're called from a mouse event, so we'll trigger
// the event asynchronously..
[self performSelectorOnMainThread: @selector (asyncMouseDown:)
withObject: ev
waitUntilDone: NO];
}
static void mouseUp (id self, SEL s, NSEvent* ev)
{
if (JUCEApplicationBase::isStandaloneApp())
asyncMouseUp (self, s, ev);
else
// In some host situations, the host will stop modal loops from working
// correctly if they're called from a mouse event, so we'll trigger
// the event asynchronously..
[self performSelectorOnMainThread: @selector (asyncMouseUp:)
withObject: ev
waitUntilDone: NO];
}
static void asyncMouseDown (id self, SEL, NSEvent* ev) { if (NSViewComponentPeer* const p = getOwner (self)) p->redirectMouseDown (ev); }
static void asyncMouseUp (id self, SEL, NSEvent* ev) { if (NSViewComponentPeer* const p = getOwner (self)) p->redirectMouseUp (ev); }
static void mouseDragged (id self, SEL, NSEvent* ev) { if (NSViewComponentPeer* const p = getOwner (self)) p->redirectMouseDrag (ev); }
static void mouseMoved (id self, SEL, NSEvent* ev) { if (NSViewComponentPeer* const p = getOwner (self)) p->redirectMouseMove (ev); }
static void mouseEntered (id self, SEL, NSEvent* ev) { if (NSViewComponentPeer* const p = getOwner (self)) p->redirectMouseEnter (ev); }
static void mouseExited (id self, SEL, NSEvent* ev) { if (NSViewComponentPeer* const p = getOwner (self)) p->redirectMouseExit (ev); }
static void scrollWheel (id self, SEL, NSEvent* ev) { if (NSViewComponentPeer* const p = getOwner (self)) p->redirectMouseWheel (ev); }
static void magnify (id self, SEL, NSEvent* ev) { if (NSViewComponentPeer* const p = getOwner (self)) p->redirectMagnify (ev); }
static BOOL acceptsFirstMouse (id, SEL, NSEvent*) { return YES; }
static void drawRect (id self, SEL, NSRect r) { if (NSViewComponentPeer* const p = getOwner (self)) p->drawRect (r); }
static void frameChanged (id self, SEL, NSNotification*) { if (NSViewComponentPeer* const p = getOwner (self)) p->redirectMovedOrResized(); }
static void viewDidMoveToWindow (id self, SEL) { if (NSViewComponentPeer* const p = getOwner (self)) p->viewMovedToWindow(); }
static BOOL isOpaque (id self, SEL)
{
NSViewComponentPeer* const owner = getOwner (self);
return owner == nullptr || owner->getComponent().isOpaque();
}
//==============================================================================
static void keyDown (id self, SEL, NSEvent* ev)
{
if (NSViewComponentPeer* const owner = getOwner (self))
{
TextInputTarget* const target = owner->findCurrentTextInputTarget();
owner->textWasInserted = false;
if (target != nullptr)
[(NSView*) self interpretKeyEvents: [NSArray arrayWithObject: ev]];
else
owner->stringBeingComposed.clear();
if ((! owner->textWasInserted) && (owner == nullptr || ! owner->redirectKeyDown (ev)))
{
objc_super s = { self, [NSView class] };
objc_msgSendSuper (&s, @selector (keyDown:), ev);
}
}
}
static void keyUp (id self, SEL, NSEvent* ev)
{
NSViewComponentPeer* const owner = getOwner (self);
if (owner == nullptr || ! owner->redirectKeyUp (ev))
{
objc_super s = { self, [NSView class] };
objc_msgSendSuper (&s, @selector (keyUp:), ev);
}
}
//==============================================================================
static void insertText (id self, SEL, id aString)
{
// This commits multi-byte text when return is pressed, or after every keypress for western keyboards
if (NSViewComponentPeer* const owner = getOwner (self))
{
NSString* newText = [aString isKindOfClass: [NSAttributedString class]] ? [aString string] : aString;
if ([newText length] > 0)
{
if (TextInputTarget* const target = owner->findCurrentTextInputTarget())
{
target->insertTextAtCaret (nsStringToJuce (newText));
owner->textWasInserted = true;
}
}
owner->stringBeingComposed.clear();
}
}
static void doCommandBySelector (id, SEL, SEL) {}
static void setMarkedText (id self, SEL, id aString, NSRange)
{
if (NSViewComponentPeer* const owner = getOwner (self))
{
owner->stringBeingComposed = nsStringToJuce ([aString isKindOfClass: [NSAttributedString class]]
? [aString string] : aString);
if (TextInputTarget* const target = owner->findCurrentTextInputTarget())
{
const Range<int> currentHighlight (target->getHighlightedRegion());
target->insertTextAtCaret (owner->stringBeingComposed);
target->setHighlightedRegion (currentHighlight.withLength (owner->stringBeingComposed.length()));
owner->textWasInserted = true;
}
}
}
static void unmarkText (id self, SEL)
{
if (NSViewComponentPeer* const owner = getOwner (self))
{
if (owner->stringBeingComposed.isNotEmpty())
{
if (TextInputTarget* const target = owner->findCurrentTextInputTarget())
{
target->insertTextAtCaret (owner->stringBeingComposed);
owner->textWasInserted = true;
}
owner->stringBeingComposed.clear();
}
}
}
static BOOL hasMarkedText (id self, SEL)
{
NSViewComponentPeer* const owner = getOwner (self);
return owner != nullptr && owner->stringBeingComposed.isNotEmpty();
}
static long conversationIdentifier (id self, SEL)
{
return (long) (pointer_sized_int) self;
}
static NSAttributedString* attributedSubstringFromRange (id self, SEL, NSRange theRange)
{
if (NSViewComponentPeer* const owner = getOwner (self))
{
if (TextInputTarget* const target = owner->findCurrentTextInputTarget())
{
const Range<int> r ((int) theRange.location,
(int) (theRange.location + theRange.length));
return [[[NSAttributedString alloc] initWithString: juceStringToNS (target->getTextInRange (r))] autorelease];
}
}
return nil;
}
static NSRange markedRange (id self, SEL)
{
if (NSViewComponentPeer* const owner = getOwner (self))
if (owner->stringBeingComposed.isNotEmpty())
return NSMakeRange (0, (NSUInteger) owner->stringBeingComposed.length());
return NSMakeRange (NSNotFound, 0);
}
static NSRange selectedRange (id self, SEL)
{
if (NSViewComponentPeer* const owner = getOwner (self))
{
if (TextInputTarget* const target = owner->findCurrentTextInputTarget())
{
const Range<int> highlight (target->getHighlightedRegion());
if (! highlight.isEmpty())
return NSMakeRange ((NSUInteger) highlight.getStart(),
(NSUInteger) highlight.getLength());
}
}
return NSMakeRange (NSNotFound, 0);
}
static NSRect firstRectForCharacterRange (id self, SEL, NSRange)
{
if (NSViewComponentPeer* const owner = getOwner (self))
if (Component* const comp = dynamic_cast <Component*> (owner->findCurrentTextInputTarget()))
return flippedScreenRect (makeNSRect (comp->getScreenBounds()));
return NSZeroRect;
}
static NSUInteger characterIndexForPoint (id, SEL, NSPoint) { return NSNotFound; }
static NSArray* validAttributesForMarkedText (id, SEL) { return [NSArray array]; }
//==============================================================================
static void flagsChanged (id self, SEL, NSEvent* ev)
{
if (NSViewComponentPeer* const owner = getOwner (self))
owner->redirectModKeyChange (ev);
}
#if MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_5
static BOOL performKeyEquivalent (id self, SEL, NSEvent* ev)
{
if (NSViewComponentPeer* const owner = getOwner (self))
if (owner->redirectPerformKeyEquivalent (ev))
return true;
objc_super s = { self, [NSView class] };
return objc_msgSendSuper (&s, @selector (performKeyEquivalent:), ev) != nil;
}
#endif
static BOOL becomeFirstResponder (id self, SEL)
{
if (NSViewComponentPeer* const owner = getOwner (self))
owner->viewFocusGain();
return YES;
}
static BOOL resignFirstResponder (id self, SEL)
{
if (NSViewComponentPeer* const owner = getOwner (self))
owner->viewFocusLoss();
return YES;
}
static BOOL acceptsFirstResponder (id self, SEL)
{
NSViewComponentPeer* const owner = getOwner (self);
return owner != nullptr && owner->canBecomeKeyWindow();
}
//==============================================================================
static NSDragOperation draggingEntered (id self, SEL s, id <NSDraggingInfo> sender)
{
return draggingUpdated (self, s, sender);
}
static NSDragOperation draggingUpdated (id self, SEL, id <NSDraggingInfo> sender)
{
if (NSViewComponentPeer* const owner = getOwner (self))
if (owner->sendDragCallback (0, sender))
return NSDragOperationCopy | NSDragOperationMove | NSDragOperationGeneric;
return NSDragOperationNone;
}
static void draggingEnded (id self, SEL s, id <NSDraggingInfo> sender)
{
draggingExited (self, s, sender);
}
static void draggingExited (id self, SEL, id <NSDraggingInfo> sender)
{
if (NSViewComponentPeer* const owner = getOwner (self))
owner->sendDragCallback (1, sender);
}
static BOOL prepareForDragOperation (id, SEL, id <NSDraggingInfo>)
{
return YES;
}
static BOOL performDragOperation (id self, SEL, id <NSDraggingInfo> sender)
{
NSViewComponentPeer* const owner = getOwner (self);
return owner != nullptr && owner->sendDragCallback (2, sender);
}
static void concludeDragOperation (id, SEL, id <NSDraggingInfo>) {}
};
//==============================================================================
struct JuceNSWindowClass : public ObjCClass <NSWindow>
{
JuceNSWindowClass() : ObjCClass <NSWindow> ("JUCEWindow_")
{
addIvar<NSViewComponentPeer*> ("owner");
addMethod (@selector (canBecomeKeyWindow), canBecomeKeyWindow, "c@:");
addMethod (@selector (becomeKeyWindow), becomeKeyWindow, "v@:");
addMethod (@selector (windowShouldClose:), windowShouldClose, "c@:@");
addMethod (@selector (constrainFrameRect:toScreen:), constrainFrameRect, @encode (NSRect), "@:", @encode (NSRect), "@");
addMethod (@selector (windowWillResize:toSize:), windowWillResize, @encode (NSSize), "@:@", @encode (NSSize));
addMethod (@selector (zoom:), zoom, "v@:@");
addMethod (@selector (windowWillMove:), windowWillMove, "v@:@");
addMethod (@selector (windowWillStartLiveResize:), windowWillStartLiveResize, "v@:@");
addMethod (@selector (windowDidEndLiveResize:), windowDidEndLiveResize, "v@:@");
#if defined (MAC_OS_X_VERSION_10_6) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
addProtocol (@protocol (NSWindowDelegate));
#endif
registerClass();
}
private:
static NSViewComponentPeer* getOwner (id self)
{
return getIvar<NSViewComponentPeer*> (self, "owner");
}
//==============================================================================
static BOOL canBecomeKeyWindow (id self, SEL)
{
NSViewComponentPeer* const owner = getOwner (self);
return owner != nullptr
&& owner->canBecomeKeyWindow()
&& ! owner->sendModalInputAttemptIfBlocked();
}
static void becomeKeyWindow (id self, SEL)
{
sendSuperclassMessage (self, @selector (becomeKeyWindow));
if (NSViewComponentPeer* const owner = getOwner (self))
owner->becomeKeyWindow();
}
static BOOL windowShouldClose (id self, SEL, id /*window*/)
{
NSViewComponentPeer* const owner = getOwner (self);
return owner == nullptr || owner->windowShouldClose();
}
static NSRect constrainFrameRect (id self, SEL, NSRect frameRect, NSScreen*)
{
if (NSViewComponentPeer* const owner = getOwner (self))
frameRect = owner->constrainRect (frameRect);
return frameRect;
}
static NSSize windowWillResize (id self, SEL, NSWindow*, NSSize proposedFrameSize)
{
NSViewComponentPeer* const owner = getOwner (self);
if (owner == nullptr || owner->isZooming)
return proposedFrameSize;
NSRect frameRect = [(NSWindow*) self frame];
frameRect.origin.y -= proposedFrameSize.height - frameRect.size.height;
frameRect.size = proposedFrameSize;
frameRect = owner->constrainRect (frameRect);
if (owner->hasNativeTitleBar())
owner->sendModalInputAttemptIfBlocked();
return frameRect.size;
}
static void zoom (id self, SEL, id sender)
{
if (NSViewComponentPeer* const owner = getOwner (self))
{
owner->isZooming = true;
objc_super s = { self, [NSWindow class] };
objc_msgSendSuper (&s, @selector (zoom:), sender);
owner->isZooming = false;
owner->redirectMovedOrResized();
}
}
static void windowWillMove (id self, SEL, NSNotification*)
{
if (NSViewComponentPeer* const owner = getOwner (self))
if (owner->hasNativeTitleBar())
owner->sendModalInputAttemptIfBlocked();
}
static void windowWillStartLiveResize (id self, SEL, NSNotification*)
{
if (NSViewComponentPeer* const owner = getOwner (self))
owner->liveResizingStart();
}
static void windowDidEndLiveResize (id self, SEL, NSNotification*)
{
if (NSViewComponentPeer* const owner = getOwner (self))
owner->liveResizingEnd();
}
};
NSView* NSViewComponentPeer::createViewInstance()
{
static JuceNSViewClass cls;
return cls.createInstance();
}
NSWindow* NSViewComponentPeer::createWindowInstance()
{
static JuceNSWindowClass cls;
return cls.createInstance();
}
//==============================================================================
ModifierKeys NSViewComponentPeer::currentModifiers;
ComponentPeer* NSViewComponentPeer::currentlyFocusedPeer = nullptr;
Array<int> NSViewComponentPeer::keysCurrentlyDown;
//==============================================================================
bool KeyPress::isKeyCurrentlyDown (const int keyCode)
{
if (NSViewComponentPeer::keysCurrentlyDown.contains (keyCode))
return true;
if (keyCode >= 'A' && keyCode <= 'Z'
&& NSViewComponentPeer::keysCurrentlyDown.contains ((int) CharacterFunctions::toLowerCase ((juce_wchar) keyCode)))
return true;
if (keyCode >= 'a' && keyCode <= 'z'
&& NSViewComponentPeer::keysCurrentlyDown.contains ((int) CharacterFunctions::toUpperCase ((juce_wchar) keyCode)))
return true;
return false;
}
ModifierKeys ModifierKeys::getCurrentModifiersRealtime() noexcept
{
#if defined (MAC_OS_X_VERSION_10_6) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
if ([NSEvent respondsToSelector: @selector (modifierFlags)])
NSViewComponentPeer::updateModifiers ((NSUInteger) [NSEvent modifierFlags]);
#endif
return NSViewComponentPeer::currentModifiers;
}
void ModifierKeys::updateCurrentModifiers() noexcept
{
currentModifiers = NSViewComponentPeer::currentModifiers;
}
//==============================================================================
bool MouseInputSource::SourceList::addSource()
{
if (sources.size() == 0)
{
addSource (0, true);
return true;
}
return false;
}
//==============================================================================
void Desktop::setKioskComponent (Component* kioskComp, bool enableOrDisable, bool allowMenusAndBars)
{
#if defined (MAC_OS_X_VERSION_10_6) && MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_6
NSViewComponentPeer* const peer = dynamic_cast<NSViewComponentPeer*> (kioskComp->getPeer());
jassert (peer != nullptr); // (this should have been checked by the caller)
#if defined (MAC_OS_X_VERSION_10_7) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
if (peer->hasNativeTitleBar()
&& [peer->window respondsToSelector: @selector (toggleFullScreen:)])
{
[peer->window performSelector: @selector (toggleFullScreen:)
withObject: [NSNumber numberWithBool: (BOOL) enableOrDisable]];
}
else
#endif
{
if (enableOrDisable)
{
if (peer->hasNativeTitleBar())
[peer->window setStyleMask: NSBorderlessWindowMask];
[NSApp setPresentationOptions: (allowMenusAndBars ? (NSApplicationPresentationAutoHideDock | NSApplicationPresentationAutoHideMenuBar)
: (NSApplicationPresentationHideDock | NSApplicationPresentationHideMenuBar))];
kioskComp->setBounds (Desktop::getInstance().getDisplays().getMainDisplay().totalArea);
peer->becomeKeyWindow();
}
else
{
if (peer->hasNativeTitleBar())
{
[peer->window setStyleMask: (NSViewComponentPeer::getNSWindowStyleMask (peer->getStyleFlags()))];
peer->setTitle (peer->getComponent().getName()); // required to force the OS to update the title
}
[NSApp setPresentationOptions: NSApplicationPresentationDefault];
}
}
#elif JUCE_SUPPORT_CARBON
(void) kioskComp; (void) enableOrDisable; (void) allowMenusAndBars;
if (enableOrDisable)
{
SetSystemUIMode (kUIModeAllSuppressed, allowMenusAndBars ? kUIOptionAutoShowMenuBar : 0);
kioskComp->setBounds (Desktop::getInstance().getDisplays().getMainDisplay().totalArea);
}
else
{
SetSystemUIMode (kUIModeNormal, 0);
}
#else
(void) kioskComp; (void) enableOrDisable; (void) allowMenusAndBars;
// If you're targeting OSes earlier than 10.6 and want to use this feature,
// you'll need to enable JUCE_SUPPORT_CARBON.
jassertfalse;
#endif
}
//==============================================================================
ComponentPeer* Component::createNewPeer (int styleFlags, void* windowToAttachTo)
{
return new NSViewComponentPeer (*this, styleFlags, (NSView*) windowToAttachTo);
}
//==============================================================================
const int KeyPress::spaceKey = ' ';
const int KeyPress::returnKey = 0x0d;
const int KeyPress::escapeKey = 0x1b;
const int KeyPress::backspaceKey = 0x7f;
const int KeyPress::leftKey = NSLeftArrowFunctionKey;
const int KeyPress::rightKey = NSRightArrowFunctionKey;
const int KeyPress::upKey = NSUpArrowFunctionKey;
const int KeyPress::downKey = NSDownArrowFunctionKey;
const int KeyPress::pageUpKey = NSPageUpFunctionKey;
const int KeyPress::pageDownKey = NSPageDownFunctionKey;
const int KeyPress::endKey = NSEndFunctionKey;
const int KeyPress::homeKey = NSHomeFunctionKey;
const int KeyPress::deleteKey = NSDeleteFunctionKey;
const int KeyPress::insertKey = -1;
const int KeyPress::tabKey = 9;
const int KeyPress::F1Key = NSF1FunctionKey;
const int KeyPress::F2Key = NSF2FunctionKey;
const int KeyPress::F3Key = NSF3FunctionKey;
const int KeyPress::F4Key = NSF4FunctionKey;
const int KeyPress::F5Key = NSF5FunctionKey;
const int KeyPress::F6Key = NSF6FunctionKey;
const int KeyPress::F7Key = NSF7FunctionKey;
const int KeyPress::F8Key = NSF8FunctionKey;
const int KeyPress::F9Key = NSF9FunctionKey;
const int KeyPress::F10Key = NSF10FunctionKey;
const int KeyPress::F11Key = NSF1FunctionKey;
const int KeyPress::F12Key = NSF12FunctionKey;
const int KeyPress::F13Key = NSF13FunctionKey;
const int KeyPress::F14Key = NSF14FunctionKey;
const int KeyPress::F15Key = NSF15FunctionKey;
const int KeyPress::F16Key = NSF16FunctionKey;
const int KeyPress::numberPad0 = 0x30020;
const int KeyPress::numberPad1 = 0x30021;
const int KeyPress::numberPad2 = 0x30022;
const int KeyPress::numberPad3 = 0x30023;
const int KeyPress::numberPad4 = 0x30024;
const int KeyPress::numberPad5 = 0x30025;
const int KeyPress::numberPad6 = 0x30026;
const int KeyPress::numberPad7 = 0x30027;
const int KeyPress::numberPad8 = 0x30028;
const int KeyPress::numberPad9 = 0x30029;
const int KeyPress::numberPadAdd = 0x3002a;
const int KeyPress::numberPadSubtract = 0x3002b;
const int KeyPress::numberPadMultiply = 0x3002c;
const int KeyPress::numberPadDivide = 0x3002d;
const int KeyPress::numberPadSeparator = 0x3002e;
const int KeyPress::numberPadDecimalPoint = 0x3002f;
const int KeyPress::numberPadEquals = 0x30030;
const int KeyPress::numberPadDelete = 0x30031;
const int KeyPress::playKey = 0x30000;
const int KeyPress::stopKey = 0x30001;
const int KeyPress::fastForwardKey = 0x30002;
const int KeyPress::rewindKey = 0x30003;