Changeset 428 for trunk/ICeCoffEE/ICeCoffEE/ICeCoffEEServicePrefController.m

Timestamp:

03/02/08 13:51:58 (16 years ago)

Author:

Nicholas Riley

Message:

Compiler fixes; first pass at menu-style highlighting

File:

• trunk/ICeCoffEE/ICeCoffEE/ICeCoffEEServicePrefController.m (modified) (6 diffs)

trunk/ICeCoffEE/ICeCoffEE/ICeCoffEEServicePrefController.m

@@ -15 +15 @@
 #import <objc/objc.h>
 #import <ApplicationEnhancer/ApplicationEnhancer.h>
+#import <QuartzCore/QuartzCore.h>
 
 const int ICCF_SERVICE_UNKNOWN = 0;
@@ -46 +47 @@
     if (keyEquivalent == nil) return 0;
     NSMutableSet *setOrNil = (NSMutableSet *)[keyEquivalents objectForKey: keyEquivalent];
-    return (setOrNil == nil) ? nil : [setOrNil count];
+    return (setOrNil == nil) ? 0 : [setOrNil count];
 }
 
@@ -246 +247 @@
         [checkBoxCell setImagePosition: NSImageOnly];
         [checkBoxCell setAllowsMixedState: YES];
+        
         [[serviceOutline tableColumnWithIdentifier: @"show"] setDataCell: checkBoxCell];
         [checkBoxCell release];
@@ -274 +276 @@
     [keyEquivalents release];
     [servicesMenu release];
+    [closedTriangle release];
+    [selectedClosedTriangle release];
+    [openTriangle release];
+    [selectedOpenTriangle release];
     [super dealloc];
 }
@@ -281 +287 @@
 - (IBAction)showAll:(NSButton *)sender;
 {
-    ICCF_PropagateServiceStateChange(servicesMenu, nil);
+    ICCF_PropagateServiceStateChange(servicesMenu, 0);
     [serviceOutline reloadData];
 }
@@ -413 +419 @@
 }
 
+static NSImage *ICCF_InvertedImage(NSImage *image) {
+    NSImage *invertedImage = [[NSImage alloc] initWithSize: [image size]];
+    NSBitmapImageRep *imageRep = [NSBitmapImageRep imageRepWithData: [image TIFFRepresentation]];
+    CIImage *source = [[CIImage alloc] initWithBitmapImageRep: imageRep];
+    CIColor *black = [[CIColor alloc] initWithColor: [NSColor blackColor]];
+                                                             
+    CIFilter *monochromeFilter = [CIFilter filterWithName: @"CIColorMonochrome"];
+    [monochromeFilter setValue: source forKey: @"inputImage"]; 
+    [monochromeFilter setValue: [NSNumber numberWithFloat: 1.0] forKey: @"inputIntensity"];
+    [monochromeFilter setValue: black forKey: @"inputColor"];
+    
+    CIFilter *invertFilter = [CIFilter filterWithName: @"CIColorInvert"];
+    [invertFilter setValue: [monochromeFilter valueForKey: @"outputImage"] forKey: @"inputImage"]; 
+    
+    CIFilter *maskToAlphaFilter = [CIFilter filterWithName: @"CIMaskToAlpha"];
+    [maskToAlphaFilter setValue: [invertFilter valueForKey: @"outputImage"] forKey: @"inputImage"]; 
+    
+    [invertedImage lockFocus];
+    CIContext *context = [CIContext contextWithCGContext: [[NSGraphicsContext currentContext] graphicsPort]
+                                                 options: nil];
+    CIImage *result = [maskToAlphaFilter valueForKey: @"outputImage"];
+    [context drawImage: result atPoint: CGPointZero fromRect: [result extent]];
+    [invertedImage unlockFocus];
+
+    [source release];
+    [black release];
+
+    return invertedImage;
+}
+
+- (void)outlineView:(NSOutlineView *)outlineView willDisplayOutlineCell:(id)cell forTableColumn:(NSTableColumn *)tableColumn item:(id)item;
+{
+    static BOOL isInverted = NO;
+
+    if (closedTriangle == nil) {
+        closedTriangle = [[cell image] retain];
+        openTriangle = [[cell alternateImage] retain];
+        selectedClosedTriangle = ICCF_InvertedImage(closedTriangle);
+        selectedOpenTriangle = ICCF_InvertedImage(openTriangle);
+    }
+    
+    if (![outlineView isRowSelected: [outlineView rowForItem: item]] ||
+        [[outlineView window] firstResponder] != outlineView || ![[outlineView window] isKeyWindow]) {
+        if (!isInverted)
+            return;
+        
+        [cell setImage: closedTriangle];
+        [cell setAlternateImage: openTriangle];
+        isInverted = NO;
+        return;
+    }
+    
+    // not checking for isInverted is intentional - images reset when triangle is flipped
+    [cell setImage: selectedClosedTriangle];
+    [cell setAlternateImage: selectedOpenTriangle];
+    isInverted = YES;
+}
+
 @end