1 | //
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2 | // ICeCoffEEKeyEquivalents.m
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3 | // ICeCoffEE APE
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4 | //
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5 | // Created by Nicholas Riley on Mon Jun 9 2003.
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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 | // Original implementations of these functions are in NSString-NJRExtensions
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10 | // and NSFont-NJRExtensions from Pester.
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11 |
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12 | #import <Carbon/Carbon.h>
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13 | #import <AppKit/AppKit.h>
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14 |
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15 | static NSFont *themeFont(ThemeFontID fontID) {
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16 | NSFont *themeFont = nil;
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17 | Str255 pstrFontName;
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18 | SInt16 fontSize = 0;
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19 | OSStatus status;
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20 | // can't simulate algorithmic styles in Cocoa in any case, so here's hoping nothing will be passed back - XXX guess this should at least accommodate the bold system font, but we don't need it
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21 | status = GetThemeFont(fontID, smSystemScript, pstrFontName, &fontSize, NULL);
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22 |
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23 | if (status == noErr) {
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24 | NSString *fontName = (NSString *)CFStringCreateWithPascalString(NULL, pstrFontName, CFStringGetSystemEncoding());
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25 | themeFont = [NSFont fontWithName: fontName size: fontSize];
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26 | [fontName release];
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27 | }
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28 | if (themeFont == nil) {
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29 | themeFont = [NSFont systemFontOfSize: fontSize == 0 ? [NSFont systemFontSize] : fontSize];
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30 | }
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31 | return themeFont;
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32 | }
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33 |
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34 | static NSString *stringWithCharacter(unichar character) {
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35 | return [NSString stringWithCharacters: &character length: 1];
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36 | }
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37 |
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38 | static unichar combiningHelpChar[] = {0x003F, 0x20DD};
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39 |
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40 | static NSFont *menuItemCmdKeyFont = nil;
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41 | static NSFont *menuItemFont = nil;
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42 | static NSFont *collisionFont = nil;
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43 | static NSParagraphStyle *keyEquivParaStyle;
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44 |
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45 | static inline void initialize() {
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46 | if (menuItemCmdKeyFont != nil) return;
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47 |
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48 | menuItemCmdKeyFont = [themeFont(kThemeMenuItemCmdKeyFont) retain];
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49 | menuItemFont = [themeFont(kThemeMenuItemFont) retain];
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50 | collisionFont = [themeFont(kThemeSmallSystemFont) retain];
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51 |
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52 | NSMutableParagraphStyle *paraStyle = [[NSMutableParagraphStyle alloc] init];
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53 | [paraStyle setTabStops: [NSArray arrayWithObjects:
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54 | [[[NSTextTab alloc] initWithType: NSRightTabStopType location: 30] autorelease],
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55 | [[[NSTextTab alloc] initWithType: NSLeftTabStopType location: 30.01] autorelease],
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56 | nil]];
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57 | [paraStyle setLineBreakMode: NSLineBreakByClipping];
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58 | keyEquivParaStyle = [paraStyle copy];
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59 | [paraStyle release];
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60 | }
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61 |
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62 | // set tabs here, for ICeCoffEE (not in Pester)
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63 | static NSAttributedString *attributedStringWithFont(NSString *self, NSFont *font) {
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64 | return [[[NSAttributedString alloc] initWithString: self attributes: [NSDictionary dictionaryWithObjectsAndKeys: font, NSFontAttributeName, keyEquivParaStyle, NSParagraphStyleAttributeName, nil]] autorelease];
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65 | }
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66 |
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67 | static NSString *keyEquivalentString(NSString *self) {
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68 | if ([self length] != 0) {
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69 | const char *str = [self UTF8String];
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70 | unichar keyChar;
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71 | if (str[1] != '\0') {
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72 | keyChar = [self characterAtIndex: 0];
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73 | switch (keyChar) {
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74 | case NSUpArrowFunctionKey: keyChar = 0x21E1; break;
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75 | case NSDownArrowFunctionKey: keyChar = 0x21E3; break;
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76 | case NSLeftArrowFunctionKey: keyChar = 0x21E0; break;
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77 | case NSRightArrowFunctionKey: keyChar = 0x21E2; break;
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78 | case NSInsertFunctionKey:
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79 | return [NSString stringWithCharacters: combiningHelpChar length: 2];
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80 | case NSDeleteFunctionKey: keyChar = 0x2326; break;
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81 | case NSHomeFunctionKey: keyChar = 0x2196; break;
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82 | case NSEndFunctionKey: keyChar = 0x2198; break;
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83 | case NSPageUpFunctionKey: keyChar = 0x21DE; break;
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84 | case NSPageDownFunctionKey: keyChar = 0x21DF; break;
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85 | case NSClearLineFunctionKey: keyChar = 0x2327; break;
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86 | default:
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87 | if (keyChar >= NSF1FunctionKey && keyChar <= NSF35FunctionKey) {
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88 | return [NSString stringWithFormat: @"F%u", keyChar - NSF1FunctionKey + 1];
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89 | }
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90 | return [NSString stringWithFormat: @"[unknown %lX]", keyChar];
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91 | }
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92 | } else if (str[0] >= 'A' && str[0] <= 'Z') {
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93 | return self;
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94 | } else if (str[0] >= 'a' && str[0] <= 'z') return [self uppercaseString];
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95 | else switch (str[0]) {
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96 | case '\t': keyChar = 0x21e5; break;
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97 | case '\r': keyChar = 0x21a9; break;
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98 | case '\e': keyChar = 0x238b; break;
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99 | case ' ': keyChar = 0x2423; break;
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100 | case 0x7f: keyChar = 0x232b; break; // delete
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101 | case 0x03: keyChar = 0x2324; break; // enter
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102 | case 0x19: keyChar = 0x21e4; break; // backtab
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103 | case 0: return @"";
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104 | // case '': keyChar = 0x; break;
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105 | default: return self; // return [NSString stringWithFormat: @"[huh? %x]", (int)str[0]];
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106 | }
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107 | return stringWithCharacter(keyChar);
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108 | }
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109 | return self;
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110 | }
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111 |
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112 | NSAttributedString *ICCF_KeyEquivalentAttributedStringWithModifierFlags(NSString *self, unsigned int modifierFlags, unsigned count) {
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113 | initialize();
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114 | NSString *keyEquivalentStringNoMask = keyEquivalentString(self);
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115 | // use tabs here, for ICeCoffEE (not in Pester, at least without better subclassing)
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116 | NSAttributedString *keyEquivalentAttributedString =
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117 | attributedStringWithFont(
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118 | [NSString stringWithFormat: @"\t%@%@%@%@\t%@",
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119 | (modifierFlags & NSControlKeyMask) ? stringWithCharacter(kControlUnicode) : @"",
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120 | (modifierFlags & NSAlternateKeyMask) ? stringWithCharacter(kOptionUnicode) : @"",
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121 | (modifierFlags & NSShiftKeyMask) ? stringWithCharacter(kShiftUnicode) : @"",
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122 | (modifierFlags & NSCommandKeyMask) ? stringWithCharacter(kCommandUnicode) : @"",
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123 | keyEquivalentStringNoMask], menuItemCmdKeyFont);
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124 | unsigned noMaskLength = [keyEquivalentStringNoMask length];
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125 | if (noMaskLength > 3 || // Fxx
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126 | (noMaskLength == 1 && [keyEquivalentStringNoMask characterAtIndex: 0] <= 0x7F)) {
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127 | NSMutableAttributedString *astr = [keyEquivalentAttributedString mutableCopy];
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128 | [astr setAttributes: [NSDictionary dictionaryWithObject: menuItemFont forKey: NSFontAttributeName] range: NSMakeRange([astr length] - noMaskLength, noMaskLength)];
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129 | keyEquivalentAttributedString = [[astr copy] autorelease];
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130 | [astr release];
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131 | }
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132 | if (count > 1) {
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133 | NSMutableAttributedString *astr = [keyEquivalentAttributedString mutableCopy];
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134 | [astr appendAttributedString: [[[NSAttributedString alloc]
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135 | initWithString: [NSString stringWithFormat: @" (%u)", count]
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136 | attributes: [NSDictionary dictionaryWithObjectsAndKeys: collisionFont, NSFontAttributeName, [NSColor redColor], NSForegroundColorAttributeName, nil]] autorelease]];
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137 | keyEquivalentAttributedString = [[astr copy] autorelease];
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138 | [astr release];
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139 | }
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140 | return keyEquivalentAttributedString;
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141 | } |
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