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executable file 113 lines (80 sloc) 3.113 kb
/*Copyright (c) 2010, Zachary Schneirov. All rights reserved.
This file is part of Notational Velocity.
Notational Velocity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Notational Velocity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Notational Velocity. If not, see <http://www.gnu.org/licenses/>. */
#import "AugmentedScrollView.h"
#import "GlobalPrefs.h"
@implementation DragSquareView
- (id)initWithFrame:(NSRect)frameRect {
if ((self = [super initWithFrame:frameRect]) != nil) {
dragImage = [[NSImage alloc] initWithContentsOfFile:[[NSBundle mainBundle] pathForImageResource:@"ListDividerDrag.png"]];
}
return self;
}
- (void)drawRect:(NSRect)rect {
[dragImage compositeToPoint:rect.origin operation:NSCompositeCopy];
}
- (void)resetCursorRects {
[self addCursorRect:[self bounds] cursor: [NSCursor resizeLeftRightCursor]];
}
- (BOOL)isOpaque {
return YES;
}
- (void)dealloc {
[dragImage release];
[super dealloc];
}
@end
@implementation AugmentedScrollView
- (void)awakeFromNib {
dragSquare = [[DragSquareView alloc] initWithFrame:NSMakeRect(0, 0, 15.0, 15.0)];
[[GlobalPrefs defaultPrefs] registerForSettingChange:@selector(setHorizontalLayout:sender:) withTarget:self];
if ((showDragSquare = [[GlobalPrefs defaultPrefs] horizontalLayout])) {
//add dragsquare subview to this view
[self addSubview:dragSquare positioned:NSWindowAbove relativeTo:self];
[self _positionDragSquare];
}
}
- (void)settingChangedForSelectorString:(NSString*)selectorString {
if ([selectorString isEqualToString:SEL_STR(setHorizontalLayout:sender:)]) {
if ((showDragSquare = [[GlobalPrefs defaultPrefs] horizontalLayout])) {
//add drag square
[self addSubview:dragSquare positioned:NSWindowAbove relativeTo:self];
} else {
//remove drag square
[dragSquare removeFromSuperview];
}
[self tile];
}
}
- (void)dealloc {
[dragSquare release];
[super dealloc];
}
- (BOOL)shouldDragWithPoint:(NSPoint)point sender:(id)sender {
BOOL inRect = NSMouseInRect([dragSquare convertPoint:point fromView:sender],
[dragSquare bounds], [dragSquare isFlipped]);
return showDragSquare && inRect;
}
- (void)_positionDragSquare {
NSSize oldSize = [[self verticalScroller] frame].size;
NSSize dragSize = [dragSquare frame].size;
[[self verticalScroller] setFrameSize:NSMakeSize(oldSize.width, oldSize.height - dragSize.height)];
NSRect newFrame = [[self verticalScroller] frame];
[dragSquare setFrameOrigin:NSMakePoint(NSMaxX(newFrame) - dragSize.width, NSMaxY(newFrame))];
}
- (void)tile {
[super tile];
if (showDragSquare) {
[self _positionDragSquare];
}
}
@end
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