cog/Playlist/PlaylistHeaderView.m

62 lines
1.7 KiB
Objective-C

//
// PlaylistHeaderView.m
// Cog
//
// Created by Simon on 06-05-24.
// Copyright 2006 Vincent Spader. All rights reserved.
//
#import "PlaylistHeaderView.h"
@implementation PlaylistHeaderView
- (void)mouseDown:(NSEvent *)theEvent {
NSPoint event_location = [theEvent locationInWindow];
NSPoint local_point = [self convertPoint:event_location fromView:nil];
int column = (int)[self columnAtPoint:local_point];
if([theEvent clickCount] == 2 && column != -1) {
// compute whether the clickpoint is a column separator or not
BOOL clickedSeperator = NO;
// handle a click one pixel away at right
NSRect rect = [self headerRectOfColumn:column];
if(fabs(rect.origin.x - local_point.x) <= 1.0 && column > 0) {
--column;
clickedSeperator = YES;
}
// handle a click 3 pixels away at left
else if(fabs(rect.origin.x + rect.size.width - local_point.x) <= 3.0)
clickedSeperator = YES;
if(clickedSeperator) {
NSTableColumn *col = [[[self tableView] tableColumns] objectAtIndex:column];
// Info about the font and such
NSCell *cell = [col dataCell];
// Binding info...reaching deep!
NSDictionary *bindingInfo = [col infoForBinding:@"value"];
NSArray *boundArray = [[bindingInfo objectForKey:NSObservedObjectKey] valueForKeyPath:[bindingInfo objectForKey:NSObservedKeyPathKey]];
// find the longest string display length in that column
float max_width = -1;
for(id row in boundArray) {
[cell setObjectValue:row];
float width = [cell cellSize].width;
if(width > max_width)
max_width = width;
}
// set the new width (plus a 5 pixel extra to avoid "..." string substitution)
[col setWidth:max_width + 5];
} else
[super mouseDown:theEvent];
} else
[super mouseDown:theEvent];
}
@end