1 files changed, 67 insertions, 0 deletions

diff --git a/ui/cocoa.m b/ui/cocoa.m
index 85cb24c78d..d28140b2ab 100644
--- a/ui/cocoa.m
+++ b/ui/cocoa.m
@@ -29,6 +29,7 @@
 #include "ui/console.h"
 #include "ui/input.h"
 #include "sysemu/sysemu.h"
+#include "qmp-commands.h"
 
 #ifndef MAC_OS_X_VERSION_10_5
 #define MAC_OS_X_VERSION_10_5 1050
@@ -65,6 +66,7 @@ static int last_buttons;
 int gArgc;
 char **gArgv;
 bool stretch_video;
+NSTextField *pauseLabel;
 
 // keymap conversion
 int keymap[] =
@@ -800,6 +802,10 @@ QemuCocoaView *cocoaView;
 - (void)showQEMUTec:(id)sender;
 - (void)zoomToFit:(id) sender;
 - (void)displayConsole:(id)sender;
+- (void)pauseQEMU:(id)sender;
+- (void)resumeQEMU:(id)sender;
+- (void)displayPause;
+- (void)removePause;
 @end
 
 @implementation QemuCocoaAppController
@@ -834,6 +840,18 @@ QemuCocoaView *cocoaView;
         [normalWindow makeKeyAndOrderFront:self];
         [normalWindow center];
         stretch_video = false;
+
+        /* Used for displaying pause on the screen */
+        pauseLabel = [NSTextField new];
+        [pauseLabel setBezeled:YES];
+        [pauseLabel setDrawsBackground:YES];
+        [pauseLabel setBackgroundColor: [NSColor whiteColor]];
+        [pauseLabel setEditable:NO];
+        [pauseLabel setSelectable:NO];
+        [pauseLabel setStringValue: @"Paused"];
+        [pauseLabel setFont: [NSFont fontWithName: @"Helvetica" size: 90]];
+        [pauseLabel setTextColor: [NSColor blackColor]];
+        [pauseLabel sizeToFit];
     }
     return self;
 }
@@ -977,6 +995,44 @@ QemuCocoaView *cocoaView;
 {
     console_select([sender tag]);
 }
+
+/* Pause the guest */
+- (void)pauseQEMU:(id)sender
+{
+    qmp_stop(NULL);
+    [sender setEnabled: NO];
+    [[[sender menu] itemWithTitle: @"Resume"] setEnabled: YES];
+    [self displayPause];
+}
+
+/* Resume running the guest operating system */
+- (void)resumeQEMU:(id) sender
+{
+    qmp_cont(NULL);
+    [sender setEnabled: NO];
+    [[[sender menu] itemWithTitle: @"Pause"] setEnabled: YES];
+    [self removePause];
+}
+
+/* Displays the word pause on the screen */
+- (void)displayPause
+{
+    /* Coordinates have to be calculated each time because the window can change its size */
+    int xCoord, yCoord, width, height;
+    xCoord = ([normalWindow frame].size.width - [pauseLabel frame].size.width)/2;
+    yCoord = [normalWindow frame].size.height - [pauseLabel frame].size.height - ([pauseLabel frame].size.height * .5);
+    width = [pauseLabel frame].size.width;
+    height = [pauseLabel frame].size.height;
+    [pauseLabel setFrame: NSMakeRect(xCoord, yCoord, width, height)];
+    [cocoaView addSubview: pauseLabel];
+}
+
+/* Removes the word pause from the screen */
+- (void)removePause
+{
+    [pauseLabel removeFromSuperview];
+}
+
 @end
 
 
@@ -1036,6 +1092,17 @@ int main (int argc, const char * argv[]) {
     [[NSApp mainMenu] addItem:menuItem];
     [NSApp performSelector:@selector(setAppleMenu:) withObject:menu]; // Workaround (this method is private since 10.4+)
 
+    // Machine menu
+    menu = [[NSMenu alloc] initWithTitle: @"Machine"];
+    [menu setAutoenablesItems: NO];
+    [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Pause" action: @selector(pauseQEMU:) keyEquivalent: @""] autorelease]];
+    menuItem = [[[NSMenuItem alloc] initWithTitle: @"Resume" action: @selector(resumeQEMU:) keyEquivalent: @""] autorelease];
+    [menu addItem: menuItem];
+    [menuItem setEnabled: NO];
+    menuItem = [[[NSMenuItem alloc] initWithTitle: @"Machine" action:nil keyEquivalent:@""] autorelease];
+    [menuItem setSubmenu:menu];
+    [[NSApp mainMenu] addItem:menuItem];
+
     // View menu
     menu = [[NSMenu alloc] initWithTitle:@"View"];
     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Enter Fullscreen" action:@selector(doToggleFullScreen:) keyEquivalent:@"f"] autorelease]]; // Fullscreen