gecko-dev/chimera/PreferencePanes/MVPreferencesMultipleIconVi...

393 строки
15 KiB
Objective-C

#import <Cocoa/Cocoa.h>
#import "MVPreferencesMultipleIconView.h"
#import "MVPreferencesController.h"
#import "CHImageAdditions.h"
@interface MVPreferencesMultipleIconView (MVPreferencesMultipleIconViewPrivate)
- (void) _focusFirst;
- (void) _focusLast;
- (unsigned int) _iconsWide;
- (unsigned int) _numberOfIcons;
- (unsigned int) _numberOfRows;
- (BOOL) _isIconSelectedAtIndex:(unsigned int) index;
- (BOOL) _column:(unsigned int *) column andRow:(unsigned int *) row forIndex:(unsigned int) index;
- (NSRect) _boundsForIndex:(unsigned int) index;
- (BOOL) _iconImage:(NSImage **) image andName:(NSString **) name forIndex:(unsigned int) index;
- (BOOL) _iconImage:(NSImage **) image andName:(NSString **) name andIdentifier:(NSString **) identifier forIndex:(unsigned int) index;
- (void) _drawIconAtIndex:(unsigned int) index drawRect:(NSRect) drawRect;
- (void) _sizeToFit;
- (BOOL) _dragIconIndex:(unsigned int) index event:(NSEvent *) event;
- (BOOL) _dragIconImage:(NSImage *) iconImage andName:(NSString *) name event:(NSEvent *) event;
- (BOOL) _dragIconImage:(NSImage *) iconImage andName:(NSString *) name andIdentifier:(NSString *) identifier event:(NSEvent *) event;
@end
@interface MVPreferencesController (MVPreferencesControllerPrivate)
- (IBAction) _selectPreferencePane:(id) sender;
- (void) _resizeWindowForContentView:(NSView *) view;
- (NSImage *) _imageForPaneBundle:(NSBundle *) bundle;
- (NSString *) _paletteLabelForPaneBundle:(NSBundle *) bundle;
- (NSString *) _labelForPaneBundle:(NSBundle *) bundle;
@end
@implementation MVPreferencesMultipleIconView
const NSSize buttonSize = { 81., 75. };
const NSSize iconSize = { 32., 32. };
const unsigned int titleBaseline = 15;
const unsigned int iconBaseline = 30;
const unsigned int bottomBorder = 15;
- (id) initWithFrame:(NSRect) rect {
if( ( self = [super initWithFrame:rect] ) ) {
pressedIconIndex = NSNotFound;
focusedIndex = NSNotFound;
selectedPane = nil;
}
return self;
}
- (void) setPreferencesController:(MVPreferencesController *) newPreferencesController {
[preferencesController autorelease];
preferencesController = [newPreferencesController retain];
[self setNeedsDisplay:YES];
}
- (void) setPreferencePanes:(NSArray *) newPreferencePanes {
[preferencePanes autorelease];
preferencePanes = [newPreferencePanes retain];
[self _sizeToFit];
[self setNeedsDisplay:YES];
}
- (NSArray *) preferencePanes {
return preferencePanes;
}
- (void) setSelectedPane:(NSBundle *) newSelectedPane {
selectedPane = newSelectedPane;
[self setNeedsDisplay:YES];
}
- (void) mouseDown:(NSEvent *) event {
NSPoint eventLocation;
NSRect slopRect;
const float dragSlop = 4.;
unsigned int index;
NSRect buttonRect;
BOOL mouseInBounds = NO;
eventLocation = [self convertPoint:[event locationInWindow] fromView:nil];
slopRect = NSInsetRect( NSMakeRect( eventLocation.x, eventLocation.y, 1., 1. ), -dragSlop, -dragSlop );
index = floor( eventLocation.x / buttonSize.width ) + ( floor( eventLocation.y / buttonSize.height ) * [self _iconsWide] );
buttonRect = [self _boundsForIndex:index];
if( index >= ( [self _iconsWide] * ( floor( eventLocation.y / buttonSize.height ) + 1 ) ) ) return;
if( ! NSWidth( buttonRect ) ) return;
pressedIconIndex = index;
[self setNeedsDisplayInRect:[self _boundsForIndex:index]];
while( 1 ) {
NSEvent *nextEvent;
NSPoint nextEventLocation;
unsigned int newPressedIconIndex;
nextEvent = [NSApp nextEventMatchingMask:NSLeftMouseDraggedMask|NSLeftMouseUpMask untilDate:[NSDate distantFuture] inMode:NSEventTrackingRunLoopMode dequeue:YES];
nextEventLocation = [self convertPoint:[nextEvent locationInWindow] fromView:nil];
mouseInBounds = NSMouseInRect(nextEventLocation, buttonRect, [self isFlipped]);
newPressedIconIndex = ( mouseInBounds ? index : NSNotFound );
if( newPressedIconIndex != pressedIconIndex ) {
pressedIconIndex = newPressedIconIndex;
[self setNeedsDisplayInRect:[self _boundsForIndex:pressedIconIndex]];
}
if( [nextEvent type] == NSLeftMouseUp ) break;
else if( ! NSMouseInRect( nextEventLocation, slopRect, NO ) ) {
if( [self _dragIconIndex:index event:event] ) {
mouseInBounds = NO;
break;
}
}
}
pressedIconIndex = NSNotFound;
[self setNeedsDisplayInRect:[self _boundsForIndex:index]];
if( mouseInBounds )
[preferencesController selectPreferencePaneByIdentifier:[[preferencePanes objectAtIndex:index] bundleIdentifier]];
}
#define kTabCharCode 9
#define kShiftTabCharCode 25
#define kSpaceCharCode 32
- (void) keyDown:(NSEvent *) theEvent {
NSView *nextView = nil;
if( [[theEvent charactersIgnoringModifiers] characterAtIndex:0] == kTabCharCode ) {
[self setKeyboardFocusRingNeedsDisplayInRect:[self _boundsForIndex:focusedIndex]];
if( focusedIndex == NSNotFound && [self _numberOfIcons] ) focusedIndex = 0;
else if( ! ( [theEvent modifierFlags] & NSShiftKeyMask ) ) focusedIndex++;
if( focusedIndex >= [self _numberOfIcons] ) {
if( ( nextView = [self nextValidKeyView] ) ) {
[[self window] makeFirstResponder:nextView];
focusedIndex = NSNotFound;
if( [nextView isKindOfClass:[MVPreferencesMultipleIconView class]] )
[(MVPreferencesMultipleIconView *)nextView _focusFirst];
} else focusedIndex = 0;
}
if( ! [self _numberOfIcons] ) focusedIndex = NSNotFound;
[self setNeedsDisplayInRect:[self _boundsForIndex:focusedIndex]];
} else if( [[theEvent charactersIgnoringModifiers] characterAtIndex:0] == kShiftTabCharCode ) {
[self setKeyboardFocusRingNeedsDisplayInRect:[self _boundsForIndex:focusedIndex]];
if( focusedIndex == NSNotFound && [self _numberOfIcons] ) focusedIndex = [self _numberOfIcons] - 1;
else if( [theEvent modifierFlags] & NSShiftKeyMask ) focusedIndex--;
if( (signed) focusedIndex < 0 && [self _numberOfIcons] ) {
if( ( nextView = [self previousValidKeyView] ) ) {
[[self window] makeFirstResponder:nextView];
focusedIndex = NSNotFound;
if( [nextView isKindOfClass:[MVPreferencesMultipleIconView class]] )
[(MVPreferencesMultipleIconView *)nextView _focusLast];
} else focusedIndex = [self _numberOfIcons] - 1;
}
if( ! [self _numberOfIcons] ) focusedIndex = NSNotFound;
[self setNeedsDisplayInRect:[self _boundsForIndex:focusedIndex]];
} else if( [[theEvent charactersIgnoringModifiers] characterAtIndex:0] == kSpaceCharCode ) {
if( focusedIndex != NSNotFound && focusedIndex < [self _numberOfIcons] && focusedIndex >= 0 ) {
[preferencesController selectPreferencePaneByIdentifier:[[preferencePanes objectAtIndex:focusedIndex] bundleIdentifier]];
focusedIndex = NSNotFound;
}
}
}
- (BOOL) acceptsFirstResponder {
return YES;
}
- (BOOL) becomeFirstResponder {
focusedIndex = NSNotFound;
return YES;
}
- (BOOL) resignFirstResponder {
[self setKeyboardFocusRingNeedsDisplayInRect:[self _boundsForIndex:focusedIndex]];
focusedIndex = NSNotFound;
return YES;
}
- (void) drawRect:(NSRect) rect {
unsigned int paneIndex, paneCount;
paneCount = [self _numberOfIcons];
for( paneIndex = 0; paneIndex < paneCount; paneIndex++ )
[self _drawIconAtIndex:paneIndex drawRect:rect];
}
- (BOOL) isFlipped {
return YES;
}
- (BOOL) isOpaque {
return NO;
}
- (int) tag {
return tag;
}
- (void) setTag:(int) newTag {
tag = newTag;
}
- (NSDragOperation) draggingSourceOperationMaskForLocal:(BOOL) flag {
return NSDragOperationMove;
}
- (void) draggedImage:(NSImage *)image endedAt:(NSPoint) screenPoint operation:(NSDragOperation) operation {
}
- (BOOL) ignoreModifierKeysWhileDragging {
return YES;
}
@end
@implementation MVPreferencesMultipleIconView (MVPreferencesMultipleIconViewPrivate)
- (void) _focusFirst {
focusedIndex = 0;
[self setNeedsDisplayInRect:[self _boundsForIndex:focusedIndex]];
}
- (void) _focusLast {
focusedIndex = [self _numberOfIcons] - 1;
[self setNeedsDisplayInRect:[self _boundsForIndex:focusedIndex]];
}
- (unsigned int) _iconsWide {
return NSWidth( [self bounds] ) / buttonSize.width;
}
- (unsigned int) _numberOfIcons {
return [[self preferencePanes] count];
}
- (unsigned int) _numberOfRows {
unsigned int row = 0, column = 0;
if( ! [self _column:&column andRow:&row forIndex:[self _numberOfIcons] - 1] ) return 0;
return row;
}
- (BOOL) _isIconSelectedAtIndex:(unsigned int) index {
return [[self preferencePanes] objectAtIndex:index] == selectedPane;
}
- (BOOL) _column:(unsigned int *) column andRow:(unsigned int *) row forIndex:(unsigned int) index {
if( index >= [self _numberOfIcons] ) return NO;
*row = index / [self _iconsWide];
*column = index % [self _iconsWide];
return YES;
}
- (NSRect) _boundsForIndex:(unsigned int) index {
unsigned int row = 0, column = 0, leftEdge = 0;
if( ! [self _column:&column andRow:&row forIndex:index] ) return NSZeroRect;
leftEdge = ( NSWidth( _bounds ) - ( [self _iconsWide] * buttonSize.width ) ) / 2. ;
return NSMakeRect( ( column * buttonSize.width ) + leftEdge, row * buttonSize.height - (row * 6), buttonSize.width, buttonSize.height );
}
- (BOOL) _iconImage:(NSImage **) image andName:(NSString **) name forIndex:(unsigned int) index {
NSString *unused;
return [self _iconImage:image andName:name andIdentifier:&unused forIndex:index];
}
- (BOOL) _iconImage:(NSImage **) image andName:(NSString **) name andIdentifier:(NSString **) identifier forIndex:(unsigned int) index {
NSDictionary *info = nil;
NSBundle *pane = nil;
if( index >= [self _numberOfIcons] ) return NO;
pane = [[self preferencePanes] objectAtIndex:index];
info = [pane infoDictionary];
*image = [preferencesController _imageForPaneBundle:pane];
*name = [preferencesController _paletteLabelForPaneBundle:pane];
*identifier = [pane bundleIdentifier];
return YES;
}
- (void) _drawIconAtIndex:(unsigned int) index drawRect:(NSRect) drawRect {
NSImage *image;
NSString *name;
unsigned int row, column;
NSPoint drawPoint;
float nameHeight;
NSRect buttonRect, destinationRect;
NSDictionary *attributesDictionary;
NSMutableParagraphStyle *paraStyle = [[NSParagraphStyle defaultParagraphStyle] mutableCopy];
CGContextRef context = [[NSGraphicsContext currentContext] graphicsPort];
buttonRect = [self _boundsForIndex:index];
if( ! NSIntersectsRect( buttonRect, drawRect ) ) return;
if( ! [self _iconImage:&image andName:&name forIndex:index] ) return;
if( ! [self _column:&column andRow:&row forIndex:index] ) return;
// Draw dark gray rectangle around currently selected icon (for MultipleIconView)
if( [self _isIconSelectedAtIndex:index] ) {
[[NSColor colorWithCalibratedWhite:0.8 alpha:0.75] set];
NSRectFillUsingOperation(buttonRect, NSCompositeSourceOver);
}
if( focusedIndex == index ) {
CGContextSaveGState( context );
NSSetFocusRingStyle( NSFocusRingAbove );
}
// Draw icon, dark if it is currently being pressed
destinationRect = NSIntegralRect( NSMakeRect( NSMidX( buttonRect) - iconSize.width / 2., NSMaxY( buttonRect ) - iconBaseline - iconSize.height, iconSize.width, iconSize.height ) );
destinationRect.size = iconSize;
if( index != pressedIconIndex && image ) [image drawFlippedInRect:destinationRect operation:NSCompositeSourceOver fraction:1.];
else if( image ) {
NSImage *darkImage;
NSSize darkImageSize;
darkImage = [image copy];
darkImageSize = [darkImage size];
[darkImage lockFocus]; {
[[NSColor blackColor] set];
NSRectFillUsingOperation( NSMakeRect( 0., 0., darkImageSize.width, darkImageSize.height ), NSCompositeSourceIn );
[darkImage unlockFocus];
}
[darkImage drawFlippedInRect:destinationRect operation:NSCompositeSourceOver fraction:1.];
[image drawFlippedInRect:destinationRect operation:NSCompositeSourceOver fraction:.6666667];
[darkImage release];
}
if( focusedIndex == index ) CGContextRestoreGState( context );
// Draw text
[paraStyle setAlignment:NSCenterTextAlignment];
attributesDictionary = [NSDictionary dictionaryWithObjectsAndKeys:[NSFont toolTipsFontOfSize:11.], NSFontAttributeName, paraStyle, NSParagraphStyleAttributeName, nil];
nameHeight = [[NSFont toolTipsFontOfSize:11.] defaultLineHeightForFont];
drawPoint = NSMakePoint( rint( buttonSize.width + 2 * NSMinX( buttonRect ) - NSWidth( _bounds ) - 1 ), rint( NSMaxY( buttonRect ) - titleBaseline - nameHeight ) );
[name drawAtPoint:drawPoint withAttributes:attributesDictionary];
}
- (void) _sizeToFit {
if( ! [self preferencePanes] ) return;
[self setFrameSize:NSMakeSize( NSWidth( _bounds ), NSMaxY( [self _boundsForIndex:[self _numberOfIcons] - 1] ) + bottomBorder ) ];
}
- (BOOL) _dragIconIndex:(unsigned int) index event:(NSEvent *) event {
NSImage *iconImage;
NSString *name;
NSString *identifier;
if( ! [self _iconImage:&iconImage andName:&name andIdentifier:&identifier forIndex:index] )
return YES;
return [self _dragIconImage:iconImage andName:name andIdentifier:identifier event:event];
}
- (BOOL) _dragIconImage:(NSImage *) iconImage andName:(NSString *) name event:(NSEvent *) event {
return [self _dragIconImage:iconImage andName:name andIdentifier:name event:event];
}
- (BOOL) _dragIconImage:(NSImage *) iconImage andName:(NSString *) name andIdentifier:(NSString *) identifier event:(NSEvent *) event {
NSImage *dragImage;
NSPasteboard *pasteboard;
NSPoint dragPoint, startPoint;
NSMutableParagraphStyle *paraStyle = [[NSParagraphStyle defaultParagraphStyle] mutableCopy];
dragImage = [[NSImage alloc] initWithSize:buttonSize];
[dragImage lockFocus]; {
float nameHeight;
NSSize nameSize;
NSDictionary *attributesDictionary;
[iconImage drawInRect:NSMakeRect( buttonSize.width / 2. - iconSize.width / 2., iconBaseline, iconSize.width, iconSize.height ) fromRect:NSZeroRect operation:NSCompositeSourceOver fraction:.5];
[paraStyle setAlignment:NSCenterTextAlignment];
attributesDictionary = [NSDictionary dictionaryWithObjectsAndKeys:[NSFont toolTipsFontOfSize:11.], NSFontAttributeName, [[NSColor blackColor] colorWithAlphaComponent:.5], NSForegroundColorAttributeName, paraStyle, NSParagraphStyleAttributeName, nil];
nameSize = [name sizeWithAttributes:attributesDictionary];
nameHeight = [[NSFont toolTipsFontOfSize:11.] defaultLineHeightForFont];
[name drawAtPoint:NSMakePoint( 0., nameHeight + titleBaseline - nameSize.height ) withAttributes:attributesDictionary];
[dragImage unlockFocus];
}
pasteboard = [NSPasteboard pasteboardWithName:NSDragPboard];
[pasteboard declareTypes:[NSArray arrayWithObject:@"NSToolbarIndividualItemDragType"] owner:nil];
[pasteboard setString:identifier forType:@"NSToolbarItemIdentiferPboardType"];
dragPoint = [self convertPoint:[event locationInWindow] fromView:nil];
startPoint = [self _boundsForIndex:[preferencePanes indexOfObject:[NSBundle bundleWithIdentifier:identifier]]].origin;
startPoint.y += buttonSize.height;
[self setNeedsDisplayInRect:[self _boundsForIndex:pressedIconIndex]];
pressedIconIndex = NSNotFound;
[self dragImage:dragImage at:startPoint offset:NSZeroSize event:event pasteboard:pasteboard source:self slideBack:YES];
return YES;
}
@end