skylab/MasterPassword
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Update screen capture code to accurately capture the active display only.

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This commit is contained in:
Maarten Billemont 2014-06-28 00:04:40 -04:00
parent f294a8c9f5
commit 34d8dc375f
1 changed files with 6 additions and 6 deletions
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12
MasterPassword/ObjC/Mac/MPPasswordWindowController.m
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@ -526,15 +526,14 @@
return;
PearlProfiler *profiler = [PearlProfiler profilerForTask:@"fadeIn"];
CGWindowID windowID = (CGWindowID)[self.window windowNumber];
CGImageRef capturedImage = CGWindowListCreateImage( CGRectInfinite, kCGWindowListOptionOnScreenBelowWindow, windowID,
kCGWindowImageBoundsIgnoreFraming );
if (CGImageGetWidth( capturedImage ) <= 1) {
wrn( @"Failed to capture screen image for window: %d", windowID );
CGDirectDisplayID displayID = [self.window.screen.deviceDescription[@"NSScreenNumber"] unsignedIntValue];
CGImageRef capturedImage = CGDisplayCreateImage( displayID );
if (!capturedImage || CGImageGetWidth( capturedImage ) <= 1) {
wrn( @"Failed to capture screen image for display: %d", displayID );
return;
}
[profiler finishJob:@"captured window: %d, on screen: %@", windowID, self.window.screen];
[profiler finishJob:@"captured window: %d, on screen: %@", displayID, self.window.screen.deviceDescription];
NSImage *screenImage = [[NSImage alloc] initWithCGImage:capturedImage size:NSMakeSize(
CGImageGetWidth( capturedImage ) / self.window.backingScaleFactor,
CGImageGetHeight( capturedImage ) / self.window.backingScaleFactor )];
@ -543,6 +542,7 @@
NSImage *smallImage = [[NSImage alloc] initWithSize:NSMakeSize(
CGImageGetWidth( capturedImage ) / 20,
CGImageGetHeight( capturedImage ) / 20 )];
CFRelease( capturedImage );
[smallImage lockFocus];
[screenImage drawInRect:(NSRect){ .origin = CGPointZero, .size = smallImage.size, }
fromRect:NSZeroRect