🧪 test(cocoa/examples/nsvisualeffectview_blur): add an example for NSVisualEffectView

2023-02-20 00:33:13 +08:00
parent 79b2417bc2
commit 8bbdd5fd4c
1 changed files with 76 additions and 0 deletions
@@ -0,0 +1,76 @@
+extern crate cocoa;
+extern crate objc;
+
+use objc::*;
+use cocoa::base::{selector, id, nil, NO};
+
+use cocoa::foundation::{NSRect, NSPoint, NSSize, NSAutoreleasePool, NSProcessInfo,
+                        NSString};
+use cocoa::appkit::{NSApp, NSColor, NSColorSpace, NSApplication, NSApplicationActivationPolicyRegular, NSMenu, NSMenuItem, NSWindowStyleMask, NSBackingStoreType, NSWindow, NSRunningApplication, NSApplicationActivateIgnoringOtherApps, NSView, NSVisualEffectMaterial, NSVisualEffectView, NSViewWidthSizable, NSViewHeightSizable, NSVisualEffectBlendingMode, NSVisualEffectState, NSWindowOrderingMode};
+
+
+fn main() {
+    unsafe {
+        // Create the app.
+        let _pool = NSAutoreleasePool::new(nil);
+
+        let app = NSApp();
+        app.setActivationPolicy_(NSApplicationActivationPolicyRegular);
+
+        // create Menu Bar
+        let menubar = NSMenu::new(nil).autorelease();
+        let app_menu_item = NSMenuItem::new(nil).autorelease();
+        menubar.addItem_(app_menu_item);
+        app.setMainMenu_(menubar);
+
+        // create Application menu
+        let app_menu = NSMenu::new(nil).autorelease();
+        let quit_prefix = NSString::alloc(nil).init_str("Quit ");
+        let quit_title =
+            quit_prefix.stringByAppendingString_(NSProcessInfo::processInfo(nil).processName());
+        let quit_action = selector("terminate:");
+        let quit_key = NSString::alloc(nil).init_str("q");
+        let quit_item = NSMenuItem::alloc(nil)
+            .initWithTitle_action_keyEquivalent_(quit_title, quit_action, quit_key)
+            .autorelease();
+        app_menu.addItem_(quit_item);
+        app_menu_item.setSubmenu_(app_menu);
+
+
+        // Create some colors
+        let clear = NSColor::clearColor(nil);
+
+        // Create windows with different color types.
+        let window = NSWindow::alloc(nil).initWithContentRect_styleMask_backing_defer_(
+            NSRect::new(NSPoint::new(0., 0.), NSSize::new(200., 200.)),
+            NSWindowStyleMask::NSTitledWindowMask |
+                NSWindowStyleMask::NSClosableWindowMask |
+                NSWindowStyleMask::NSResizableWindowMask |
+                NSWindowStyleMask::NSMiniaturizableWindowMask |
+                NSWindowStyleMask::NSUnifiedTitleAndToolbarWindowMask,
+            NSBackingStoreType::NSBackingStoreBuffered,
+            NO
+        ).autorelease();
+
+        window.cascadeTopLeftFromPoint_(NSPoint::new(20., 20.));
+        window.setTitle_(NSString::alloc(nil).init_str("NSVisualEffectView_blur"));
+        window.setBackgroundColor_(clear);
+        window.makeKeyAndOrderFront_(nil);
+
+        //NSVisualEffectView blur
+        let ns_view = window.contentView();
+        let bounds = NSView::bounds(ns_view);
+        let blurred_view = NSVisualEffectView::initWithFrame_(NSVisualEffectView::alloc(nil), bounds);
+        blurred_view.autorelease();
+
+        blurred_view.setMaterial_(NSVisualEffectMaterial::HudWindow);
+        blurred_view.setBlendingMode_(NSVisualEffectBlendingMode::BehindWindow);
+        blurred_view.setState_(NSVisualEffectState::FollowsWindowActiveState);
+        blurred_view.setAutoresizingMask_(NSViewWidthSizable | NSViewHeightSizable);
+
+        let _: () = msg_send![ns_view, addSubview: blurred_view positioned: NSWindowOrderingMode::NSWindowBelow relativeTo: 0];
+
+        app.run();
+    }
+}
+