[51] | 1 | //
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| 2 | // NJRTableView.m
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| 3 | // Pester
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| 4 | //
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| 5 | // Created by Nicholas Riley on Sun Nov 17 2002.
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| 6 | // Copyright (c) 2002 Nicholas Riley. All rights reserved.
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| 7 | //
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| 8 |
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| 9 | #import "NJRTableView.h"
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| 10 | #import "NSTableView-NJRExtensions.h"
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| 11 | #import "NSCharacterSet-NJRExtensions.h"
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| 12 |
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| 13 | /* only defined in 10.2, but we want to be able to compile without warnings on 10.1.x */
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| 14 | @interface NSColor (JaguarExtras)
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| 15 | + (NSColor *)alternateSelectedControlColor;
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| 16 | @end
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| 17 |
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| 18 | @implementation NJRTableView
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| 19 |
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| 20 | - (id)typeSelectDisplay;
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| 21 | {
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| 22 | return typeSelectDisplay;
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| 23 | }
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| 24 |
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| 25 | - (void)moveToEndOfDocument:(id)sender {
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| 26 | [self scrollRowToVisible: [self numberOfRows] - 1];
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| 27 | }
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| 28 |
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| 29 | - (void)moveToBeginningOfDocument:(id)sender {
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| 30 | [self scrollRowToVisible: 0];
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| 31 | }
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| 32 |
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| 33 | - (void)keyDown:(NSEvent *)theEvent;
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| 34 | {
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| 35 | NSString *characters;
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| 36 | unichar firstCharacter;
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| 37 | characters = [theEvent characters];
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| 38 | firstCharacter = [characters characterAtIndex: 0];
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| 39 | switch (firstCharacter) {
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| 40 | case 0177: // delete key
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| 41 | case NSDeleteFunctionKey:
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| 42 | case NSDeleteCharFunctionKey:
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| 43 | if ([self selectedRow] >= 0 && [[self dataSource] respondsToSelector: @selector(removeSelectedRowsFromTableView:)]) {
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| 44 | [[self dataSource] removeSelectedRowsFromTableView: self];
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| 45 | }
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| 46 | return;
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| 47 | case NSHomeFunctionKey:
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| 48 | [self moveToBeginningOfDocument: nil];
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| 49 | return;
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| 50 | case NSEndFunctionKey:
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| 51 | [self moveToEndOfDocument: nil];
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| 52 | return;
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| 53 | }
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| 54 | if ([[NSCharacterSet typeSelectSet] characterIsMember: firstCharacter]) {
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| 55 | // invoking -[NSResponder interpretKeyEvents:] will cause insertText: to be invoked, and allows function keys to still work.
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| 56 | [self interpretKeyEvents: [NSArray arrayWithObject: theEvent]];
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| 57 | } else {
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| 58 | [super keyDown: theEvent];
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| 59 | }
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| 60 | }
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| 61 |
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| 62 | - (void)insertText:(id)inString;
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| 63 | {
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| 64 | if (![[self delegate] respondsToSelector:@selector(selectString:inTableView:)]) {
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| 65 | // For consistency with List Manager as documented, reset the typeahead buffer after twice the delay until key repeat (in ticks).
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| 66 | NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
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| 67 | int keyRepeatTicks = [defaults integerForKey: @"InitialKeyRepeat"];
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| 68 | NSTimeInterval resetDelay;
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| 69 |
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| 70 | if (keyRepeatTicks == 0) keyRepeatTicks = 35; // default may be missing; if so, set default
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| 71 |
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| 72 | resetDelay = MIN(2.0 / 60.0 * keyRepeatTicks, 2.0);
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| 73 |
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| 74 | if (typed == nil) typed = [[NSMutableString alloc] init];
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| 75 | [typed appendString: inString];
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| 76 |
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| 77 | // Cancel any previously queued future invocations of _resetTypeSelect
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| 78 | [NSObject cancelPreviousPerformRequestsWithTarget: self selector: @selector(_resetTypeSelect) object: nil];
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| 79 |
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| 80 | // queue an invocation of clearAccumulatingTypeahead for the near future.
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| 81 | [self performSelector: @selector(_resetTypeSelect) withObject: nil afterDelay: resetDelay];
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| 82 |
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| 83 | // Use stringWithString to make an autoreleased copy, since we may clear out the original string below before it can be used.
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| 84 | [[self delegate] tableView: self selectRowMatchingString: [NSString stringWithString: typed]];
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| 85 |
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| 86 | // Show the current typeahead string in the optional display field, like CodeWarrior does (well, not really, CW is much more elegant because it doesn't select anything until you stop typing)
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| 87 | [typeSelectDisplay setObjectValue: typed];
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| 88 | }
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| 89 | }
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| 90 |
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| 91 | - (void)_resetTypeSelect;
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| 92 | {
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| 93 | [typed setString: @""];
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| 94 | [typeSelectDisplay setObjectValue: nil];
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| 95 | }
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| 96 |
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| 97 | - (void)resetTypeSelect;
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| 98 | {
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| 99 | [NSObject cancelPreviousPerformRequestsWithTarget: self selector: @selector(_resetTypeSelect) object: nil];
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| 100 | [self _resetTypeSelect];
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| 101 | }
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| 102 |
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| 103 | #pragma mark row coloring
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| 104 |
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| 105 | - (void)drawGridInClipRect:(NSRect)rect;
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| 106 | {
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| 107 | NSRange columnRange = [self columnsInRect: rect];
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| 108 | int i;
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| 109 | // match iTunesÕ grid color
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| 110 | [[[NSColor gridColor] blendedColorWithFraction: 0.70 ofColor: [NSColor whiteColor]] set];
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| 111 | for (i = columnRange.location ; i < NSMaxRange(columnRange) ; i++) {
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| 112 | NSRect colRect = [self rectOfColumn:i];
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| 113 | int rightEdge = (int) 0.5 + colRect.origin.x + colRect.size.width;
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| 114 | [NSBezierPath strokeLineFromPoint: NSMakePoint(-0.5 + rightEdge, -0.5 + rect.origin.y)
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| 115 | toPoint: NSMakePoint(-0.5 + rightEdge, -0.5 + rect.origin.y + rect.size.height)];
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| 116 | }
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| 117 | }
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| 118 |
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| 119 | - (void)highlightSelectionInClipRect:(NSRect)clipRect;
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| 120 | {
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| 121 | NSColor *evenColor, *oddColor = [self backgroundColor];
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| 122 | float cellHeight = [self cellHeight];
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| 123 | NSRect visibleRect = [self visibleRect];
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| 124 | NSRect highlightRect;
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| 125 |
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| 126 | if ([NSColor respondsToSelector: @selector(alternateSelectedControlColor)])
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| 127 | evenColor = [[NSColor alternateSelectedControlColor] highlightWithLevel:0.90];
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| 128 | else // match iTunesÕ row background color
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| 129 | evenColor = [NSColor colorWithCalibratedRed: 0.929 green: 0.953 blue: 0.996 alpha:1.0];
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| 130 |
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| 131 | highlightRect.origin = NSMakePoint(NSMinX(visibleRect), (int)(NSMinY(clipRect) / cellHeight) * cellHeight);
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| 132 | highlightRect.size = NSMakeSize(NSWidth(visibleRect), cellHeight);
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| 133 |
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| 134 | while (NSMinY(highlightRect) < NSMaxY(clipRect)) {
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| 135 | NSRect clippedHighlightRect = NSIntersectionRect(highlightRect, clipRect);
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| 136 | int row = (int)((NSMinY(highlightRect) + cellHeight / 2.0) / cellHeight);
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| 137 | NSColor *rowColor = (row % 2 == 0) ? evenColor : oddColor;
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| 138 | [rowColor set];
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| 139 | NSRectFill(clippedHighlightRect);
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| 140 | highlightRect.origin.y += cellHeight;
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| 141 | }
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| 142 |
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| 143 | [super highlightSelectionInClipRect: clipRect];
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| 144 | }
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| 145 |
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| 146 | @end
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