mirror of
https://github.com/juce-framework/JUCE.git
synced 2026-01-09 23:34:20 +00:00
88af872d4d
On at least iOS 26 using a temporary window frame is unreliable. This change tries to use an existing window for any non-standalone app. It also updates the details on any changes, such as when the device orientation changes.
654 lines
24 KiB
Text
654 lines
24 KiB
Text
/*
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==============================================================================
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This file is part of the JUCE framework.
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Copyright (c) Raw Material Software Limited
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JUCE is an open source framework subject to commercial or open source
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licensing.
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By downloading, installing, or using the JUCE framework, or combining the
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JUCE framework with any other source code, object code, content or any other
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copyrightable work, you agree to the terms of the JUCE End User Licence
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Agreement, and all incorporated terms including the JUCE Privacy Policy and
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the JUCE Website Terms of Service, as applicable, which will bind you. If you
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do not agree to the terms of these agreements, we will not license the JUCE
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framework to you, and you must discontinue the installation or download
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process and cease use of the JUCE framework.
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JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
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JUCE Privacy Policy: https://juce.com/juce-privacy-policy
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JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
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Or:
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You may also use this code under the terms of the AGPLv3:
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https://www.gnu.org/licenses/agpl-3.0.en.html
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THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
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WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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void LookAndFeel::playAlertSound()
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{
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NSBeep();
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}
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//==============================================================================
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static NSRect getDragRect (NSView* view, NSEvent* event)
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{
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auto eventPos = [event locationInWindow];
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return [view convertRect: NSMakeRect (eventPos.x - 16.0f, eventPos.y - 16.0f, 32.0f, 32.0f)
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fromView: nil];
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}
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static NSView* getNSViewForDragEvent (Component* sourceComp)
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{
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if (sourceComp == nullptr)
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if (auto* draggingSource = Desktop::getInstance().getDraggingMouseSource (0))
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sourceComp = draggingSource->getComponentUnderMouse();
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if (sourceComp != nullptr)
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return (NSView*) sourceComp->getWindowHandle();
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jassertfalse; // This method must be called in response to a component's mouseDown or mouseDrag event!
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return nil;
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}
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class NSDraggingSourceHelper final : public ObjCClass<NSObject<NSDraggingSource, NSPasteboardItemDataProvider>>
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{
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public:
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struct DataMembers
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{
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std::function<void()> callback;
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String text;
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NSDragOperation operation;
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Component::SafePointer<Component> originator;
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};
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static auto* create (DataMembers members)
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{
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static NSDraggingSourceHelper draggingSourceHelper;
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auto* result = [[draggingSourceHelper.createInstance() init] autorelease];
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object_setInstanceVariable (result, "members", new DataMembers (std::move (members)));
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return result;
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}
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private:
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static DataMembers* getMembers (id self)
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{
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return getIvar<DataMembers*> (self, "members");
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}
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NSDraggingSourceHelper()
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: ObjCClass ("JUCENSDraggingSourceHelper_")
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{
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addIvar<DataMembers*> ("members");
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addMethod (@selector (dealloc), [] (id self, SEL)
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{
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delete getMembers (self);
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sendSuperclassMessage<void> (self, @selector (dealloc));
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});
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addMethod (@selector (pasteboard:item:provideDataForType:),
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[] (id self, SEL, NSPasteboard* sender, NSPasteboardItem*, NSString* type)
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{
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if ([type compare: NSPasteboardTypeString] == NSOrderedSame)
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if (auto* members = getMembers (self))
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[sender setData: [juceStringToNS (members->text) dataUsingEncoding: NSUTF8StringEncoding]
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forType: NSPasteboardTypeString];
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});
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addMethod (@selector (draggingSession:sourceOperationMaskForDraggingContext:),
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[] (id self, SEL, NSDraggingSession*, NSDraggingContext) -> NSDragOperation
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{
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if (auto* members = getMembers (self))
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return members->operation;
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return {};
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});
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addMethod (@selector (draggingSession:endedAtPoint:operation:),
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[] (id self, SEL, NSDraggingSession*, NSPoint p, NSDragOperation)
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{
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// Our view doesn't receive a mouse up when the drag ends so we need to generate one here and send it...
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auto* members = getMembers (self);
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if (members == nullptr)
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return;
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auto* cgEvent = CGEventCreateMouseEvent (nullptr,
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kCGEventLeftMouseUp,
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CGPointMake (p.x, p.y),
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kCGMouseButtonLeft);
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if (cgEvent != nullptr)
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if (id e = [NSEvent eventWithCGEvent: cgEvent])
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if (auto* view = getNSViewForDragEvent (members->originator))
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[view mouseUp: e];
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NullCheckedInvocation::invoke (members->callback);
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});
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addProtocol (@protocol (NSPasteboardItemDataProvider));
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addProtocol (@protocol (NSDraggingSource));
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registerClass();
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}
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};
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bool DragAndDropContainer::performExternalDragDropOfText (const String& text, Component* sourceComponent,
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std::function<void()> callback)
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{
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if (text.isEmpty())
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return false;
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if (auto* view = getNSViewForDragEvent (sourceComponent))
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{
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JUCE_AUTORELEASEPOOL
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{
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if (auto event = [[view window] currentEvent])
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{
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auto* helper = NSDraggingSourceHelper::create ({ std::move (callback),
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text,
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NSDragOperationCopy,
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sourceComponent });
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auto pasteboardItem = [[NSPasteboardItem new] autorelease];
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[pasteboardItem setDataProvider: helper
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forTypes: [NSArray arrayWithObjects: NSPasteboardTypeString, nil]];
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auto dragItem = [[[NSDraggingItem alloc] initWithPasteboardWriter: pasteboardItem] autorelease];
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NSImage* image = [[NSWorkspace sharedWorkspace] iconForFile: nsEmptyString()];
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[dragItem setDraggingFrame: getDragRect (view, event) contents: image];
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JUCE_BEGIN_IGNORE_WARNINGS_GCC_LIKE ("-Wnullable-to-nonnull-conversion")
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if (auto session = [view beginDraggingSessionWithItems: [NSArray arrayWithObject: dragItem]
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event: event
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source: helper])
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JUCE_END_IGNORE_WARNINGS_GCC_LIKE
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{
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session.animatesToStartingPositionsOnCancelOrFail = YES;
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session.draggingFormation = NSDraggingFormationNone;
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return true;
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}
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}
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}
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}
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return false;
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}
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bool DragAndDropContainer::performExternalDragDropOfFiles (const StringArray& files, bool canMoveFiles,
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Component* sourceComponent, std::function<void()> callback)
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{
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if (files.isEmpty())
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return false;
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if (auto* view = getNSViewForDragEvent (sourceComponent))
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{
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JUCE_AUTORELEASEPOOL
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{
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if (auto event = [[view window] currentEvent])
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{
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auto dragItems = [[[NSMutableArray alloc] init] autorelease];
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for (auto& filename : files)
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{
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auto* nsFilename = juceStringToNS (filename);
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auto fileURL = [NSURL fileURLWithPath: nsFilename];
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auto dragItem = [[NSDraggingItem alloc] initWithPasteboardWriter: fileURL];
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auto eventPos = [event locationInWindow];
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auto dragRect = [view convertRect: NSMakeRect (eventPos.x - 16.0f, eventPos.y - 16.0f, 32.0f, 32.0f)
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fromView: nil];
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auto dragImage = [[NSWorkspace sharedWorkspace] iconForFile: nsFilename];
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[dragItem setDraggingFrame: dragRect
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contents: dragImage];
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[dragItems addObject: dragItem];
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[dragItem release];
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}
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auto* helper = NSDraggingSourceHelper::create ({ std::move (callback),
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"",
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canMoveFiles ? NSDragOperationMove : NSDragOperationCopy,
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sourceComponent });
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JUCE_BEGIN_IGNORE_WARNINGS_GCC_LIKE ("-Wnullable-to-nonnull-conversion")
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return [view beginDraggingSessionWithItems: dragItems
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event: event
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source: helper] != nullptr;
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JUCE_END_IGNORE_WARNINGS_GCC_LIKE
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}
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}
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}
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return false;
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}
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//==============================================================================
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bool Desktop::canUseSemiTransparentWindows() noexcept
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{
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return true;
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}
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Point<float> MouseInputSource::getCurrentRawMousePosition()
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{
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JUCE_AUTORELEASEPOOL
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{
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auto p = [NSEvent mouseLocation];
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return { (float) p.x, (float) (getMainScreenHeight() - p.y) };
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}
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}
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static ComponentPeer* findPeerContainingPoint (Point<float> globalPos)
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{
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for (int i = 0; i < juce::ComponentPeer::getNumPeers(); ++i)
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{
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auto* peer = juce::ComponentPeer::getPeer (i);
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if (peer->contains (peer->globalToLocal (globalPos).toInt(), false))
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return peer;
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}
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return nullptr;
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}
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void MouseInputSource::setRawMousePosition (Point<float> newPosition)
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{
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const auto oldPosition = Desktop::getInstance().getMainMouseSource().getRawScreenPosition();
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// this rubbish needs to be done around the warp call, to avoid causing a
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// bizarre glitch..
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CGAssociateMouseAndMouseCursorPosition (false);
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CGWarpMouseCursorPosition (convertToCGPoint (newPosition));
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CGAssociateMouseAndMouseCursorPosition (true);
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// Mouse enter and exit events seem to be always generated as a consequence of programmatically
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// moving the mouse. However, when the mouse stays within the same peer no mouse move event is
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// generated, and we lose track of the correct Component under the mouse. Hence, we need to
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// generate this missing event here.
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if (auto* peer = findPeerContainingPoint (newPosition); peer != nullptr
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&& peer == findPeerContainingPoint (oldPosition))
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{
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peer->handleMouseEvent (MouseInputSource::InputSourceType::mouse,
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peer->globalToLocal (newPosition),
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ModifierKeys::currentModifiers,
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0.0f,
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0.0f,
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Time::currentTimeMillis());
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}
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}
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double Desktop::getDefaultMasterScale()
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{
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return 1.0;
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}
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Desktop::DisplayOrientation Desktop::getCurrentOrientation() const
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{
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return upright;
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}
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bool Desktop::isDarkModeActive() const
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{
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return [[[NSUserDefaults standardUserDefaults] stringForKey: nsStringLiteral ("AppleInterfaceStyle")]
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isEqualToString: nsStringLiteral ("Dark")];
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}
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JUCE_BEGIN_IGNORE_WARNINGS_GCC_LIKE ("-Wundeclared-selector")
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static const auto darkModeSelector = @selector (darkModeChanged:);
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static const auto keyboardVisibilitySelector = @selector (keyboardVisiblityChanged:);
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JUCE_END_IGNORE_WARNINGS_GCC_LIKE
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class Desktop::NativeDarkModeChangeDetectorImpl
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{
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public:
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NativeDarkModeChangeDetectorImpl()
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{
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static DelegateClass delegateClass;
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delegate.reset ([delegateClass.createInstance() init]);
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observer.emplace (delegate.get(),
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darkModeSelector,
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@"AppleInterfaceThemeChangedNotification",
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nil,
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[NSDistributedNotificationCenter class]);
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}
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private:
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struct DelegateClass final : public ObjCClass<NSObject>
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{
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DelegateClass() : ObjCClass<NSObject> ("JUCEDelegate_")
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{
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addMethod (darkModeSelector, [] (id, SEL, NSNotification*) { Desktop::getInstance().darkModeChanged(); });
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registerClass();
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}
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};
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NSUniquePtr<NSObject> delegate;
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Optional<ScopedNotificationCenterObserver> observer;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (NativeDarkModeChangeDetectorImpl)
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};
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std::unique_ptr<Desktop::NativeDarkModeChangeDetectorImpl> Desktop::createNativeDarkModeChangeDetectorImpl()
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{
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return std::make_unique<NativeDarkModeChangeDetectorImpl>();
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}
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//==============================================================================
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class ScreenSaverDefeater final : public Timer
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{
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public:
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ScreenSaverDefeater()
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{
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startTimer (5000);
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timerCallback();
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}
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void timerCallback() override
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{
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if (Process::isForegroundProcess())
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{
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if (assertion == nullptr)
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assertion.reset (new PMAssertion());
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}
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else
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{
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assertion.reset();
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}
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}
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struct PMAssertion
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{
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PMAssertion() : assertionID (kIOPMNullAssertionID)
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{
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[[maybe_unused]] IOReturn res = IOPMAssertionCreateWithName (kIOPMAssertionTypePreventUserIdleDisplaySleep,
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kIOPMAssertionLevelOn,
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CFSTR ("JUCE Playback"),
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&assertionID);
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jassert (res == kIOReturnSuccess);
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}
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~PMAssertion()
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{
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if (assertionID != kIOPMNullAssertionID)
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IOPMAssertionRelease (assertionID);
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}
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IOPMAssertionID assertionID;
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};
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std::unique_ptr<PMAssertion> assertion;
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};
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static std::unique_ptr<ScreenSaverDefeater> screenSaverDefeater;
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void Desktop::setScreenSaverEnabled (const bool isEnabled)
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{
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if (isEnabled)
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screenSaverDefeater.reset();
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else if (screenSaverDefeater == nullptr)
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screenSaverDefeater.reset (new ScreenSaverDefeater());
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}
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bool Desktop::isScreenSaverEnabled()
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{
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return screenSaverDefeater == nullptr;
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}
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//==============================================================================
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struct DisplaySettingsChangeCallback final : private DeletedAtShutdown
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{
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DisplaySettingsChangeCallback()
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{
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CGDisplayRegisterReconfigurationCallback (displayReconfigurationCallback, this);
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}
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~DisplaySettingsChangeCallback()
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{
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CGDisplayRemoveReconfigurationCallback (displayReconfigurationCallback, this);
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clearSingletonInstance();
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}
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static void displayReconfigurationCallback (CGDirectDisplayID, CGDisplayChangeSummaryFlags, void* userInfo)
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{
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if (auto* thisPtr = static_cast<DisplaySettingsChangeCallback*> (userInfo))
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NullCheckedInvocation::invoke (thisPtr->forceDisplayUpdate);
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}
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std::function<void()> forceDisplayUpdate;
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JUCE_DECLARE_SINGLETON_INLINE (DisplaySettingsChangeCallback, false)
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (DisplaySettingsChangeCallback)
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};
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static Rectangle<int> convertDisplayRect (NSRect r, CGFloat mainScreenBottom)
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{
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r.origin.y = mainScreenBottom - (r.origin.y + r.size.height);
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return convertToRectInt (r);
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}
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static Displays::Display getDisplayFromScreen (NSScreen* s, CGFloat& mainScreenBottom, const float masterScale)
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{
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Displays::Display d;
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d.isMain = (approximatelyEqual (mainScreenBottom, 0.0));
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if (d.isMain)
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mainScreenBottom = [s frame].size.height;
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d.userArea = convertDisplayRect ([s visibleFrame], mainScreenBottom) / masterScale;
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d.totalArea = convertDisplayRect ([s frame], mainScreenBottom) / masterScale;
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d.scale = masterScale;
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if ([s respondsToSelector: @selector (backingScaleFactor)])
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d.scale *= s.backingScaleFactor;
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NSSize dpi = [[[s deviceDescription] objectForKey: NSDeviceResolution] sizeValue];
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d.dpi = (dpi.width + dpi.height) / 2.0;
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#if JUCE_MAC_API_VERSION_CAN_BE_BUILT (12, 0)
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if (@available (macOS 12.0, *))
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{
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const auto safeInsets = [s safeAreaInsets];
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d.safeAreaInsets = detail::WindowingHelpers::roundToInt (BorderSize<double> { safeInsets.top,
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safeInsets.left,
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safeInsets.bottom,
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safeInsets.right }.multipliedBy (1.0 / (double) masterScale));
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}
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#endif
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return d;
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}
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void Displays::findDisplays (const Desktop& desktop)
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{
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JUCE_AUTORELEASEPOOL
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{
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if (DisplaySettingsChangeCallback::getInstanceWithoutCreating() == nullptr)
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DisplaySettingsChangeCallback::getInstance()->forceDisplayUpdate = [this] { refresh(); };
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CGFloat mainScreenBottom = 0;
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for (NSScreen* s in [NSScreen screens])
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displays.add (getDisplayFromScreen (s, mainScreenBottom, desktop.getGlobalScaleFactor()));
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}
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}
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//==============================================================================
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static void selectImageForDrawing (const Image& image)
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{
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[NSGraphicsContext saveGraphicsState];
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[NSGraphicsContext setCurrentContext: [NSGraphicsContext graphicsContextWithCGContext: juce_getImageContext (image)
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flipped: false]];
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}
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static void releaseImageAfterDrawing()
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{
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[[NSGraphicsContext currentContext] flushGraphics];
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[NSGraphicsContext restoreGraphicsState];
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}
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Image detail::WindowingHelpers::createIconForFile (const File& file)
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{
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JUCE_AUTORELEASEPOOL
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{
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NSImage* image = [[NSWorkspace sharedWorkspace] iconForFile: juceStringToNS (file.getFullPathName())];
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Image result (Image::ARGB, (int) [image size].width, (int) [image size].height, true);
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selectImageForDrawing (result);
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[image drawAtPoint: NSMakePoint (0, 0)
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fromRect: NSMakeRect (0, 0, [image size].width, [image size].height)
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operation: NSCompositingOperationSourceOver fraction: 1.0f];
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releaseImageAfterDrawing();
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return result;
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}
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}
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static Image createNSWindowSnapshot (NSWindow* nsWindow)
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{
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JUCE_AUTORELEASEPOOL
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{
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const auto createImageFromCGImage = [&] (CGImageRef cgImage)
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{
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jassert (cgImage != nullptr);
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const auto width = CGImageGetWidth (cgImage);
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const auto height = CGImageGetHeight (cgImage);
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const auto cgRect = CGRectMake (0, 0, (CGFloat) width, (CGFloat) height);
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const Image image (Image::ARGB, (int) width, (int) height, true);
|
|
|
|
CGContextDrawImage (juce_getImageContext (image), cgRect, cgImage);
|
|
|
|
return image;
|
|
};
|
|
|
|
#if JUCE_MAC_API_VERSION_MIN_REQUIRED_AT_LEAST (14, 4)
|
|
|
|
if (dlopen ("/System/Library/Frameworks/ScreenCaptureKit.framework/ScreenCaptureKit", RTLD_LAZY) == nullptr)
|
|
{
|
|
DBG (dlerror());
|
|
jassertfalse;
|
|
return {};
|
|
}
|
|
|
|
std::promise<Image> result;
|
|
|
|
const auto windowId = nsWindow.windowNumber;
|
|
const auto windowRect = [nsWindow.screen convertRectToBacking: nsWindow.frame].size;
|
|
|
|
const auto onSharableContent = [&] (SCShareableContent* content, NSError* contentError)
|
|
{
|
|
if (contentError != nullptr)
|
|
{
|
|
jassertfalse;
|
|
result.set_value (Image{});
|
|
return;
|
|
}
|
|
|
|
const auto window = [&]() -> SCWindow*
|
|
{
|
|
for (SCWindow* w in content.windows)
|
|
if (w.windowID == windowId)
|
|
return w;
|
|
|
|
return nullptr;
|
|
}();
|
|
|
|
if (window == nullptr)
|
|
{
|
|
jassertfalse;
|
|
result.set_value (Image{});
|
|
return;
|
|
}
|
|
|
|
Class contentFilterClass = NSClassFromString (@"SCContentFilter");
|
|
SCContentFilter* filter = [[[contentFilterClass alloc] initWithDesktopIndependentWindow: window] autorelease];
|
|
|
|
Class streamConfigurationClass = NSClassFromString (@"SCStreamConfiguration");
|
|
SCStreamConfiguration* config = [[[streamConfigurationClass alloc] init] autorelease];
|
|
config.colorSpaceName = kCGColorSpaceSRGB;
|
|
config.showsCursor = NO;
|
|
config.ignoreShadowsSingleWindow = YES;
|
|
config.captureResolution = SCCaptureResolutionBest;
|
|
config.ignoreGlobalClipSingleWindow = YES;
|
|
config.includeChildWindows = NO;
|
|
config.width = (size_t) windowRect.width;
|
|
config.height = (size_t) windowRect.height;
|
|
|
|
const auto onScreenshot = [&] (CGImageRef screenshot, NSError* screenshotError)
|
|
{
|
|
jassert (screenshotError == nullptr);
|
|
result.set_value (screenshotError == nullptr ? createImageFromCGImage (screenshot) : Image{});
|
|
};
|
|
|
|
Class screenshotManagerClass = NSClassFromString (@"SCScreenshotManager");
|
|
[screenshotManagerClass captureImageWithFilter: filter
|
|
configuration: config
|
|
completionHandler: onScreenshot];
|
|
};
|
|
|
|
Class shareableContentClass = NSClassFromString (@"SCShareableContent");
|
|
[shareableContentClass getCurrentProcessShareableContentWithCompletionHandler: onSharableContent];
|
|
|
|
return result.get_future().get();
|
|
|
|
#else
|
|
|
|
JUCE_BEGIN_IGNORE_DEPRECATION_WARNINGS
|
|
return createImageFromCGImage ((CGImageRef) CFAutorelease (CGWindowListCreateImage (CGRectNull,
|
|
kCGWindowListOptionIncludingWindow,
|
|
(CGWindowID) [nsWindow windowNumber],
|
|
kCGWindowImageBoundsIgnoreFraming)));
|
|
JUCE_END_IGNORE_DEPRECATION_WARNINGS
|
|
|
|
#endif
|
|
}
|
|
}
|
|
|
|
Image createSnapshotOfNativeWindow (void* nativeWindowHandle)
|
|
{
|
|
if (id windowOrView = (id) nativeWindowHandle)
|
|
{
|
|
if ([windowOrView isKindOfClass: [NSWindow class]])
|
|
return createNSWindowSnapshot ((NSWindow*) windowOrView);
|
|
|
|
if ([windowOrView isKindOfClass: [NSView class]])
|
|
return createNSWindowSnapshot ([(NSView*) windowOrView window]);
|
|
}
|
|
|
|
return {};
|
|
}
|
|
|
|
//==============================================================================
|
|
void SystemClipboard::copyTextToClipboard (const String& text)
|
|
{
|
|
NSPasteboard* pb = [NSPasteboard generalPasteboard];
|
|
|
|
[pb declareTypes: [NSArray arrayWithObject: NSPasteboardTypeString]
|
|
owner: nil];
|
|
|
|
[pb setString: juceStringToNS (text)
|
|
forType: NSPasteboardTypeString];
|
|
}
|
|
|
|
String SystemClipboard::getTextFromClipboard()
|
|
{
|
|
return nsStringToJuce ([[NSPasteboard generalPasteboard] stringForType: NSPasteboardTypeString]);
|
|
}
|
|
|
|
} // namespace juce
|