1 | #import <Foundation/NSDictionary.h>
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2 |
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3 | #import "GreenstoneApplication.h"
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4 | #import "GreenstoneButtonBar.h"
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5 |
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6 | #import "GreenstoneAPI.h"
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7 |
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8 | static GreenstoneApplication* _toplevelApp = nil;
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9 | static UITransitionView* _transView = nil;
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10 | static SimpleWebView* _webView = nil;
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11 | static GreenstoneAPI* _greenstoneAPI = nil;
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12 |
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13 | static NSString* _inCollection = nil;
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14 | static NSMutableDictionary* _collectionToRowId = nil;
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15 |
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16 | @implementation GreenstoneApplication
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17 |
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18 | +(GreenstoneApplication*) toplevelApp {
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19 | return (_toplevelApp);
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20 | }
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21 |
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22 | +(GreenstoneAPI*) greenstoneAPI {
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23 | return (_greenstoneAPI);
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24 | }
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25 |
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26 | +(CGRect)workAreaRect
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27 | {
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28 | CGRect screen_rect = [UIHardware fullScreenApplicationContentRect];
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29 |
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30 | int wa_x_dim = screen_rect.size.width;
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31 | int wa_y_dim = screen_rect.size.height - BOT_NAVBAR_HEIGHT;
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32 |
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33 | CGRect wa_rect = CGRectMake(0.0f,0.0f,wa_x_dim,wa_y_dim);
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34 |
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35 | return wa_rect;
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36 | }
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37 |
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38 |
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39 | +(void) setInCollection:(NSString*)collection
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40 | {
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41 | NSLog(@"Setting in collection = %@",collection);
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42 | if (_inCollection != nil) {
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43 | // [_inCollection release]; // **** memory leak????
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44 | }
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45 | _inCollection = nil;
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46 |
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47 | if (collection != nil) {
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48 | _inCollection = [[NSString alloc] initWithString:collection];
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49 | }
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50 | }
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51 |
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52 | +(int) inCollectionRowId
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53 | {
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54 | if (_inCollection == nil) {
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55 | return -1;
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56 | }
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57 |
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58 | NSNumber* rowid_num = [_collectionToRowId objectForKey:_inCollection];
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59 | int rowid = [rowid_num intValue];
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60 |
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61 | return rowid;
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62 | }
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63 |
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64 | -(NSString*) languagePref
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65 | {
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66 | int rowid = [GreenstoneApplication inCollectionRowId];
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67 |
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68 | if (rowid>=0) {
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69 |
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70 | PrefView* prefview = (PrefView*)[_prefCascadeView directEntry:rowid];
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71 | NSString* lang = [prefview languagePref];
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72 |
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73 | return lang; // lang is allocated, make sure calling method does release
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74 | }
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75 | else {
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76 | return nil;
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77 | }
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78 | }
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79 |
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80 |
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81 |
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82 | -(void) applicationDidFinishLaunching:(NSNotification *)aNotification
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83 | {
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84 | _toplevelApp = self;
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85 | _greenstoneAPI = new GreenstoneAPI(self);
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86 |
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87 | _inCollection = nil;
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88 | _collectionToRowId = nil;
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89 |
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90 | if (!_greenstoneAPI->sanityCheck()) {
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91 | return;
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92 | }
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93 |
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94 | CGRect screen_rect = [UIHardware fullScreenApplicationContentRect];
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95 | screen_rect.origin.x = screen_rect.origin.y = 0.0f;
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96 |
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97 | _window = [[UIWindow alloc] initWithContentRect: screen_rect];
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98 |
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99 | CGRect workarea_rect = [GreenstoneApplication workAreaRect];
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100 |
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101 | // Set up top-level browsing and search menu CascadeViews
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102 | _browseCascadeView = [BrowseCascadeView alloc];
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103 | _browseCascadeView = [_browseCascadeView initWithFrame:workarea_rect withTitle: @"Browse collection:"];
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104 |
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105 | _queryCascadeView = [QueryCascadeView alloc];
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106 | _queryCascadeView = [_queryCascadeView initWithFrame:workarea_rect withTitle: @"Search collection:"];
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107 |
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108 | _prefCascadeView = [PrefCascadeView alloc];
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109 | _prefCascadeView = [_prefCascadeView initWithFrame:workarea_rect withTitle: @"Collection preferences:"];
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110 |
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111 | NSMutableArray* collist = _greenstoneAPI->collectionList();
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112 |
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113 | int collist_len = [collist count];
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114 | _collectionToRowId = [[NSMutableDictionary alloc] initWithCapacity:collist_len];
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115 |
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116 | NSEnumerator* collist_enumerator = [collist objectEnumerator];
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117 | int i = 0;
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118 | NSString* colnamedir;
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119 | while (colnamedir = [collist_enumerator nextObject]) {
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120 | ColInfoResponse_t& colinfo = _greenstoneAPI->collectInfo(colnamedir);
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121 | NSString* colname = _greenstoneAPI->collectionName(colinfo);
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122 |
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123 | [_browseCascadeView appendMenuItem:self withItem:colname withGID:colnamedir];
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124 | [_queryCascadeView appendMenuItem:self withItem:colname withGID:colnamedir];
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125 | [_prefCascadeView appendMenuItem:self withItem:colname withGID:colnamedir];
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126 |
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127 | NSNumber* inum = [[NSNumber alloc] initWithInt: i];
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128 | [_collectionToRowId setObject:inum forKey:colnamedir];
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129 | [inum release]; // **** should probably add this in
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130 |
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131 | i++;
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132 | }
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133 | [collist release];
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134 |
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135 |
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136 | if (_webView == nil) {
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137 | // setup Web browser view
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138 | _webView = [[SimpleWebView alloc] initWithFrame:workarea_rect];
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139 | }
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140 |
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141 | if (_transView == nil) {
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142 | // Set up transition view
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143 | _transView = [[UITransitionView alloc] initWithFrame: workarea_rect];
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144 | }
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145 |
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146 | // Set up button bar
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147 | int butbar_x_org = 0.0f;
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148 | int butbar_y_org = workarea_rect.size.height+1;
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149 | int butbar_x_dim = screen_rect.size.width;
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150 | int butbar_y_dim = BOT_NAVBAR_HEIGHT;
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151 |
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152 | CGRect butbarrect = CGRectMake(butbar_x_org,butbar_y_org,butbar_x_dim,butbar_y_dim);
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153 | _butbar = [[GreenstoneButtonBar alloc] initInView:_window withFrame:butbarrect];
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154 |
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155 | // Usual standard window stuff
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156 | [_window orderFront: self];
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157 | [_window makeKey: self];
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158 | [_window _setHidden: NO];
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159 |
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160 | [_window addSubview: _transView ];
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161 | [_window addSubview: _butbar];
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162 |
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163 | [_transView transition:0 toView:_browseCascadeView];
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164 | }
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165 |
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166 |
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167 | enum compassDirection { itNorth=0, itEast=1, itSouth=2, itWest=3};
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168 |
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169 | static int compass_degrees[4] = { 0, 90, 180, 270 };
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170 |
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171 | static int current_orientation = kOrientationVertical;
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172 | static int current_compass_dir = itNorth;
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173 | static int current_compass_degs = 0;
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174 |
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175 | -(void) deviceOrientationChanged:(struct __GSEvent *)event
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176 | {
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177 | int new_orientation = [UIHardware deviceOrientation: YES];
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178 |
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179 | int new_compass_dir = -1;
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180 |
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181 | switch (new_orientation)
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182 | {
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183 | case kOrientationVertical:
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184 | new_compass_dir = itNorth;
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185 | break;
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186 |
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187 | case kOrientationHorizontalLeft:
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188 | new_compass_dir = itEast;
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189 | break;
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190 |
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191 | case kOrientationHorizontalRight:
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192 | new_compass_dir = itWest;
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193 | break;
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194 | case kOrientationVerticalUpsideDown:
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195 | new_compass_dir = itSouth;
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196 | break;
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197 | }
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198 |
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199 | if (new_compass_dir>=0) {
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200 | int new_compass_degs = compass_degrees[new_compass_dir];
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201 | int degs_delta = current_compass_degs - new_compass_degs;
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202 |
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203 | if (degs_delta != 0) {
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204 |
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205 | current_orientation = new_orientation;
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206 | current_compass_degs = new_compass_degs;
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207 | current_compass_dir = new_compass_dir;
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208 |
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209 | [_webView setTransform:CGAffineTransformIdentity];
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210 | [_webView setRotationBy:new_compass_degs];
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211 | }
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212 | }
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213 |
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214 | [super deviceOrientationChanged:event];
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215 | }
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216 |
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217 |
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218 |
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219 | -(void) buttonBarClicked:(id)sender
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220 | {
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221 | int button = [sender tag];
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222 | int transStyle = UITransitionNextShiftUp;
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223 |
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224 | int rowid = [GreenstoneApplication inCollectionRowId];
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225 |
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226 | switch (button)
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227 | {
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228 | case GSBBBrowse:
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229 | if (rowid>=0) {
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230 | [_transView transition:transStyle toView:[_browseCascadeView directEntry:rowid]];
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231 | }
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232 | else {
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233 | [_transView transition:transStyle toView:_browseCascadeView];
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234 | }
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235 | break;
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236 |
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237 | case GSBBQuery:
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238 | if (rowid>=0) {
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239 | [_transView transition:transStyle toView:[_queryCascadeView directEntry:rowid]];
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240 | }
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241 | else {
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242 | [_transView transition:transStyle toView:_queryCascadeView];
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243 | }
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244 | break;
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245 |
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246 | case GSBBPref:
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247 | if (rowid>=0) {
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248 | [_transView transition:transStyle toView:[_prefCascadeView directEntry:rowid]];
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249 | }
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250 | else {
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251 | [_transView transition:transStyle toView:_prefCascadeView];
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252 | }
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253 | break;
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254 |
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255 | default:
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256 | NSLog(@"Unrecognised button bar click: %d",button);
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257 | break;
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258 | }
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259 | }
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260 |
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261 |
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262 | +(void) transitionView:(int)eventNum fromView:(UIView*)from toView:(UIView*)to
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263 | {
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264 | [_transView transition:eventNum fromView:from toView:to];
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265 | }
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266 |
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267 | +(void) startWebViewBusy
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268 | {
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269 | // cerr << "**** start busy" << endl;
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270 | // stub for providing "busy" cue (e.g. busy spinner, or HUD)
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271 | }
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272 |
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273 | +(void) stopWebViewBusy
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274 | {
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275 | // cerr << "**** end busy" << endl;
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276 | // stub for providing "busy" cue (e.g. busy spinner, or HUD)
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277 | }
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278 |
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279 | +(void) loadURL:(NSURL*)url
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280 | {
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281 | [_webView loadURL:url];
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282 | }
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283 |
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284 | +(void) showWebView:(int)eventNum fromView:(UIView*)from withURL:(NSURL*)url
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285 | {
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286 | [_webView loadURL:url];
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287 | [_webView setParent:from];
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288 | [_transView transition:eventNum fromView:from toView:_webView];
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289 | }
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290 |
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291 |
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292 |
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293 | -(void) alertSheet:(UIAlertSheet*)sheet buttonClicked:(int)button
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294 | {
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295 | [sheet dismissAnimated:YES];
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296 | [sheet release];
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297 | }
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298 |
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299 |
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300 | -(void) dealloc
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301 | {
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302 | [_browseCascadeView release];
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303 | [_queryCascadeView release];
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304 | [_prefCascadeView release];
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305 |
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306 | [_window release];
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307 | [_butbar release];
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308 |
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309 | [super dealloc];
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310 | }
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311 |
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312 |
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313 | @end
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314 |
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315 |
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316 |
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