ui/cocoa: Use the standard about panel

This provides standard look and feel for the about panel and reduces
code.

Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Message-id: 20220227042241.1543-1-akihiko.odaki@gmail.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 23 insertions, 89 deletions

diff --git a/ui/cocoa.m b/ui/cocoa.m
index 8ab9ab5e84..c88149852b 100644
--- a/ui/cocoa.m
+++ b/ui/cocoa.m
@@ -83,7 +83,7 @@ static void cocoa_switch(DisplayChangeListener *dcl,
 
 static void cocoa_refresh(DisplayChangeListener *dcl);
 
-static NSWindow *normalWindow, *about_window;
+static NSWindow *normalWindow;
 static const DisplayChangeListenerOps dcl_ops = {
     .dpy_name          = "cocoa",
     .dpy_gfx_update = cocoa_update,
@@ -1140,7 +1140,6 @@ QemuCocoaView *cocoaView;
 - (BOOL)verifyQuit;
 - (void)openDocumentation:(NSString *)filename;
 - (IBAction) do_about_menu_item: (id) sender;
-- (void)make_about_window;
 - (void)adjustSpeed:(id)sender;
 @end
 
@@ -1186,8 +1185,6 @@ QemuCocoaView *cocoaView;
         [pauseLabel setFont: [NSFont fontWithName: @"Helvetica" size: 90]];
         [pauseLabel setTextColor: [NSColor blackColor]];
         [pauseLabel sizeToFit];
-
-        [self make_about_window];
     }
     return self;
 }
@@ -1471,92 +1468,29 @@ QemuCocoaView *cocoaView;
 /* The action method for the About menu item */
 - (IBAction) do_about_menu_item: (id) sender
 {
-    [about_window makeKeyAndOrderFront: nil];
-}
-
-/* Create and display the about dialog */
-- (void)make_about_window
-{
-    /* Make the window */
-    int x = 0, y = 0, about_width = 400, about_height = 200;
-    NSRect window_rect = NSMakeRect(x, y, about_width, about_height);
-    about_window = [[NSWindow alloc] initWithContentRect:window_rect
-                    styleMask:NSWindowStyleMaskTitled | NSWindowStyleMaskClosable |
-                    NSWindowStyleMaskMiniaturizable
-                    backing:NSBackingStoreBuffered
-                    defer:NO];
-    [about_window setTitle: @"About"];
-    [about_window setReleasedWhenClosed: NO];
-    [about_window center];
-    NSView *superView = [about_window contentView];
-
-    /* Create the dimensions of the picture */
-    int picture_width = 80, picture_height = 80;
-    x = (about_width - picture_width)/2;
-    y = about_height - picture_height - 10;
-    NSRect picture_rect = NSMakeRect(x, y, picture_width, picture_height);
-
-    /* Make the picture of QEMU */
-    NSImageView *picture_view = [[NSImageView alloc] initWithFrame:
-                                                     picture_rect];
-    char *qemu_image_path_c = get_relocated_path(CONFIG_QEMU_ICONDIR "/hicolor/512x512/apps/qemu.png");
-    NSString *qemu_image_path = [NSString stringWithUTF8String:qemu_image_path_c];
-    g_free(qemu_image_path_c);
-    NSImage *qemu_image = [[NSImage alloc] initWithContentsOfFile:qemu_image_path];
-    [picture_view setImage: qemu_image];
-    [picture_view setImageScaling: NSImageScaleProportionallyUpOrDown];
-    [superView addSubview: picture_view];
-
-    /* Make the name label */
-    NSBundle *bundle = [NSBundle mainBundle];
-    if (bundle) {
-        x = 0;
-        y = y - 25;
-        int name_width = about_width, name_height = 20;
-        NSRect name_rect = NSMakeRect(x, y, name_width, name_height);
-        NSTextField *name_label = [[NSTextField alloc] initWithFrame: name_rect];
-        [name_label setEditable: NO];
-        [name_label setBezeled: NO];
-        [name_label setDrawsBackground: NO];
-        [name_label setAlignment: NSTextAlignmentCenter];
-        NSString *qemu_name = [[bundle executablePath] lastPathComponent];
-        [name_label setStringValue: qemu_name];
-        [superView addSubview: name_label];
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+    char *icon_path_c = get_relocated_path(CONFIG_QEMU_ICONDIR "/hicolor/512x512/apps/qemu.png");
+    NSString *icon_path = [NSString stringWithUTF8String:icon_path_c];
+    g_free(icon_path_c);
+    NSImage *icon = [[NSImage alloc] initWithContentsOfFile:icon_path];
+    NSString *version = @"QEMU emulator version " QEMU_FULL_VERSION;
+    NSString *copyright = @QEMU_COPYRIGHT;
+    NSDictionary *options;
+    if (icon) {
+        options = @{
+            NSAboutPanelOptionApplicationIcon : icon,
+            NSAboutPanelOptionApplicationVersion : version,
+            @"Copyright" : copyright,
+        };
+        [icon release];
+    } else {
+        options = @{
+            NSAboutPanelOptionApplicationVersion : version,
+            @"Copyright" : copyright,
+        };
     }
-
-    /* Set the version label's attributes */
-    x = 0;
-    y = 50;
-    int version_width = about_width, version_height = 20;
-    NSRect version_rect = NSMakeRect(x, y, version_width, version_height);
-    NSTextField *version_label = [[NSTextField alloc] initWithFrame:
-                                                      version_rect];
-    [version_label setEditable: NO];
-    [version_label setBezeled: NO];
-    [version_label setAlignment: NSTextAlignmentCenter];
-    [version_label setDrawsBackground: NO];
-
-    /* Create the version string*/
-    NSString *version_string;
-    version_string = [[NSString alloc] initWithFormat:
-    @"QEMU emulator version %s", QEMU_FULL_VERSION];
-    [version_label setStringValue: version_string];
-    [superView addSubview: version_label];
-
-    /* Make copyright label */
-    x = 0;
-    y = 35;
-    int copyright_width = about_width, copyright_height = 20;
-    NSRect copyright_rect = NSMakeRect(x, y, copyright_width, copyright_height);
-    NSTextField *copyright_label = [[NSTextField alloc] initWithFrame:
-                                                        copyright_rect];
-    [copyright_label setEditable: NO];
-    [copyright_label setBezeled: NO];
-    [copyright_label setDrawsBackground: NO];
-    [copyright_label setAlignment: NSTextAlignmentCenter];
-    [copyright_label setStringValue: [NSString stringWithFormat: @"%s",
-                                     QEMU_COPYRIGHT]];
-    [superView addSubview: copyright_label];
+    [NSApp orderFrontStandardAboutPanelWithOptions:options];
+    [pool release];
 }
 
 /* Used by the Speed menu items */