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Implement window transparency on macOS.

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Fixes https://github.com/tomaka/winit/issues/57.
This commit is contained in:
Corey Farwell 2016-11-26 15:53:38 -05:00
parent 13620118f6
commit cb0811faf3
2 changed files with 4 additions and 3 deletions
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2
Cargo.toml
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@ -26,7 +26,7 @@ objc = "0.2"
[target.'cfg(target_os = "macos")'.dependencies] [target.'cfg(target_os = "macos")'.dependencies]
objc = "0.2" objc = "0.2"
cgl = "0.1" cgl = "0.1"
cocoa = "0.5.0" cocoa = "0.5.2"
core-foundation = "0" core-foundation = "0"
core-graphics = "0.4" core-graphics = "0.4"

5
src/platform/macos/mod.rs
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@ -14,7 +14,7 @@ use objc::declare::ClassDecl;
use cocoa::base::{id, nil}; use cocoa::base::{id, nil};
use cocoa::foundation::{NSAutoreleasePool, NSDate, NSDefaultRunLoopMode, NSPoint, NSRect, NSSize, use cocoa::foundation::{NSAutoreleasePool, NSDate, NSDefaultRunLoopMode, NSPoint, NSRect, NSSize,
NSString, NSUInteger}; NSString, NSUInteger};
use cocoa::appkit::{self, NSApplication, NSEvent, NSView, NSWindow}; use cocoa::appkit::{self, NSApplication, NSColor, NSEvent, NSView, NSWindow};
use core_graphics::display::{CGAssociateMouseAndMouseCursorPosition, CGMainDisplayID, CGDisplayPixelsHigh, CGWarpMouseCursorPosition}; use core_graphics::display::{CGAssociateMouseAndMouseCursorPosition, CGMainDisplayID, CGDisplayPixelsHigh, CGWarpMouseCursorPosition};
@ -287,7 +287,8 @@ impl Window {
unsafe { unsafe {
if win_attribs.transparent { if win_attribs.transparent {
unimplemented!(); (*window as id).setOpaque_(NO);
(*window as id).setBackgroundColor_(NSColor::clearColor(nil));
} }
app.activateIgnoringOtherApps_(YES); app.activateIgnoringOtherApps_(YES);