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63
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1 /*
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2 * fallback for console.log calls
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3 */
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4 if (typeof(console) == 'undefined') {
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5 console = {
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6 log : function(){},
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7 debug : function(){},
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65
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8 error : function(){}
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9 };
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63
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10 }
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11
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12 function defined(x) {
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13 // returns if x is defined
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68
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14 return (typeof arguments[0] !== "undefined");
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63
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15 }
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16
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72
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17 function randomString() {
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18 var chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZabcdefghiklmnopqrstuvwxyz";
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19 var string_length = 8;
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20 var randomstring = '';
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21 for (var i=0; i<string_length; i++) {
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22 var rnum = Math.floor(Math.random() * chars.length);
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23 randomstring += chars.substring(rnum,rnum+1);
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24 }
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25 return randomstring;
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26 }
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27
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28
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63
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29 /*
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30 * guiBlocks base
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31 */
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32 function guiBlocks(container) {
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33 // list of blocks
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34 this.blocks = [];
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35 this.containerElement = container;
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36 return this;
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37 }
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38 //var guiBlocks = new Object();
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39
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40 /*
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41 * Block base class
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42 */
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43 guiBlocks.Block = function(id, element) {
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44 this.id = id; // the blocks html id
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45 this.element = element; // the html dom element
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46 this.storeId = null; // the id in online storage
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65
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47 this.params = {}; // parameters to store
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63
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48 return this;
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49 };
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50
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51 // create a new block and add it to the current workspaces stack
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52 guiBlocks.prototype.addBlock = function(url, baseId, params, whenDone) {
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53 // add title to url
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54 var newblock = $("<div>Block loading...</div>");
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68
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55 var newid = baseId+"_"+randomString();
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63
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56 var container = this.containerElement;
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57 console.debug("addblock newid="+newid);
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58 newblock.hide();
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59 newblock.load(url, function() {
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60 // after load function
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61 console.debug("addblock after load block");
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62 console.debug(container);
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63 $(this).find(".block").attr("id",newid);
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64 $(this).appendTo(container);
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65 // chain done function
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66 if (typeof(whenDone) == "function") {
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72
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67 // chain whenDone (should we add parameters?)
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68 whenDone.apply(this);
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63
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69 } else {
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70 // default after load function
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71 $(this).fadeIn();
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65
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72 }
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63
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73
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74 });
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75 // create new Block object
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76 var block = new guiBlocks.Block(newid, newblock);
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77 // add parameters
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68
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78 if (params == null) {
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63
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79 // create new params
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80 params = {"id": newid};
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81 }
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82 block.params = params;
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83 // add to list of blocks
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84 this.blocks.push(block);
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85 return block;
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65
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86 };
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63
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87
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88 guiBlocks.prototype.getBlock = function(id) {
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89 for (b in this.blocks) {
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90 if (b.id == id) {
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91 return b;
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92 }
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93 }
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94 return null;
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65
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95 };
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63
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96
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97 /*
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98 guiBlocks.prototype.getStoreItem = function(tag,type,item) {
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99 // get item from online storage
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100 jQuery.get();
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101 }
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102 */
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103
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104 guiBlocks.prototype.loadListOfItems = function(storeTag,storeType,callback) {
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105 // loads list of id and type objects and executes callback function
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106 var url = "../db/RESTjson/db/public/gui_objects/"+escape(storeTag)+"/"+storeType+"?recursive=true";
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107 jQuery.getJSON(url,callback);
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65
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108 };
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63
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109
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110
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111 guiBlocks.Block.prototype.storeBlock = function(storeTag) {
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112 var storeType = this.params.type;
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113 var storeItem = this.params.id;
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114 var url = "../db/RESTjson/db/public/gui_objects/"+escape(storeTag)+"/"+storeType+"/"+storeItem;
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115 var ds = JSON.stringify(this.params);
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116 jQuery.ajax({
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117 type: "PUT",
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118 url: url,
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119 data: ds,
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120 success: function(msg){
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121 console.debug("PUT success msg=",msg);
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122 this.storeId = storeItem;
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123 }
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124 });
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125 };
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126
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127
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128
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129 // collapse the block so that only its titlebar is visible
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130 function foldBlock(segment){
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72
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131 if (segment == null) {
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63
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132 return;
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133 }
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134 if(segment.hasClass("folded")){
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135 //if the segment is collapsed
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136 segment.removeClass("folded");
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137 segment.find(".body").slideDown();
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138 } else{
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139 //if the segment is expanded
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140 segment.addClass("folded");
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141 segment.find(".body").slideUp();
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142 }
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143 }
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144
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145 function switchSubscreens(container, id1, id2) {
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146 var oldScreen = container.find("#"+id1);
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147 var newScreen = container.find("#"+id2);
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148
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149 oldScreen.fadeOut();
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150 newScreen.fadeIn();
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151 }
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152
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153 function guiBlocks_init() {
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154 // initialize collapsed windows
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155 $("div.block.folded").each(function(e){
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156 $(this).find(".body").slideUp();
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157 });
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158
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159 // TitleBar Click
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160 $("div.block div.titlebar h1").live("click", function(e) {
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161 var segment = $(this).parents().filter("div.block");
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162 foldBlock(segment);
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163 });
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164
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165 // TitleBar Close
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166 $("div.block div.titlebar div.close_button").live("click", function(e){
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167 segment = $(this).parents().filter("div.block");
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65
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168 segment.fadeOut(function(){ segment.remove();});
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63
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169 });
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170
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248
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171 // TitleBar Reload
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172 $("div.block div.titlebar div.reload_button").live("click", function(e){
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173 segment = $(this).parents().filter("div.block");
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174 console.debug("guiBlocks_init().live(reload) segment[0].id="+ segment[0].id);
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175 //FJK: funktioniert leider noch nicht!
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176 // var blockid=$(this).parents().firstElementChild.id;
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177 // var mapblock=getBlock(blockid);
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178 // var params=mapblock.readMapParams();
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179 // var be = mapblock.element;
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180 //var mapblock = $(be).find(".map_box");
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181 // console.debug("guiBlocks_init().live(reload) params="+ new String(params));
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182 // mapblock.updateMap(be,params);
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183 });
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184
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65
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185 }
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248
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186
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187 function getBlock(id){
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188 for (b in this.blocks) {
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189 if (b.id == id) {
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190 return b;
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191 }
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192 }
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193 return null;
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194 } |
