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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@5491 72102866-910b-0410-8b05-ffd578937521
120 lines
3.2 KiB
Objective-C
120 lines
3.2 KiB
Objective-C
/*
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NSTableHeaderCell.m
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Copyright (C) 1999 Free Software Foundation, Inc.
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Author: Nicola Pero <n.pero@mi.flashnet.it>
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Date: 1999
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This file is part of the GNUstep GUI Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; see the file COPYING.LIB.
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If not, write to the Free Software Foundation,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <AppKit/NSTableHeaderCell.h>
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#include <AppKit/NSColor.h>
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#include <AppKit/NSGraphics.h>
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#include <AppKit/NSImage.h>
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// Cache the colors
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static NSColor *bgCol;
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static NSColor *hbgCol;
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static NSColor *clearCol = nil;
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@implementation NSTableHeaderCell
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{
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}
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// Default appearance of NSTableHeaderCell
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- (id) initTextCell: (NSString *)aString
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{
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[super initTextCell: aString];
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_cell.text_align = NSCenterTextAlignment;
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ASSIGN (_text_color, [NSColor windowFrameTextColor]);
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[self setBackgroundColor: [NSColor controlShadowColor]];
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_cell.is_bordered = NO;
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_cell.is_bezeled = NO;
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_textfieldcell_draws_background = YES;
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return self;
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}
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// Override drawInteriorWithFrame:inView: to be able
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// to display images as NSCell does
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- (void) drawInteriorWithFrame: (NSRect)cellFrame
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inView: (NSView*)controlView
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{
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switch (_cell.type)
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{
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case NSTextCellType:
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[super drawInteriorWithFrame: cellFrame inView: controlView];
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break;
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case NSImageCellType:
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//
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// Taken (with modifications) from NSCell
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//
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// Initialize static colors if needed
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if (clearCol == nil)
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{
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bgCol = RETAIN([NSColor selectedControlColor]);
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hbgCol = RETAIN([NSColor controlBackgroundColor]);
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clearCol = RETAIN([NSColor clearColor]);
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}
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// Prepare to draw
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cellFrame = [self drawingRectForBounds: cellFrame];
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[controlView lockFocus];
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// Deal with the background
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if ([self isOpaque])
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{
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NSColor *bg;
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if (_cell.is_highlighted)
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bg = bgCol;
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else
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bg = hbgCol;
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[bg set];
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NSRectFill (cellFrame);
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if (_cell_image)
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[_cell_image setBackgroundColor: bg];
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}
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else
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{
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if (_cell_image)
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[_cell_image setBackgroundColor: clearCol];
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}
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// Draw the image
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if (_cell_image)
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{
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NSSize size;
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NSPoint position;
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size = [_cell_image size];
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position.x = MAX (NSMidX (cellFrame) - (size.width/2.), 0.);
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position.y = MAX (NSMidY (cellFrame) - (size.height/2.), 0.);
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if ([controlView isFlipped])
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position.y += size.height;
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[_cell_image compositeToPoint: position operation: NSCompositeCopy];
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}
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// End the drawing
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[controlView unlockFocus];
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break;
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case NSNullCellType:
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break;
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}
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}
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@end
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