1 | /*****************************************************
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2 | * ypSlideOutMenu
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3 | * 3/04/2001
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4 | *
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5 | * a nice little script to create exclusive, slide-out
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6 | * menus for ns4, ns6, mozilla, opera, ie4, ie5 on
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7 | * mac and win32. I've got no linux or unix to test on but
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8 | * it should(?) work...
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9 | *
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10 | * --youngpup--
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11 | *****************************************************/
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12 |
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13 | ypSlideOutMenu.Registry = []
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14 | ypSlideOutMenu.aniLen = 250
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15 | ypSlideOutMenu.hideDelay = 1000
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16 | ypSlideOutMenu.minCPUResolution = 10
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17 |
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18 | // constructor
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19 | function ypSlideOutMenu(id, dir, left, top, width, height,pos)
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20 | {
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21 | this.ie = document.all ? 1 : 0
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22 | this.ns4 = document.layers ? 1 : 0
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23 | this.dom = document.getElementById ? 1 : 0
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24 |
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25 | if (this.ie || this.ns4 || this.dom) {
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26 | this.id = id
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27 | this.dir = dir
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28 | this.orientation = dir == "left" || dir == "right" ? "h" : "v"
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29 | this.dirType = dir == "right" || dir == "down" ? "-" : "+"
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30 | this.dim = this.orientation == "h" ? width : height
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31 | this.hideTimer = false
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32 | this.aniTimer = false
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33 | this.open = false
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34 | this.over = false
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35 | this.startTime = 0
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36 |
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37 | // global reference to this object
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38 | this.gRef = "ypSlideOutMenu_"+id
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39 | eval(this.gRef+"=this")
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40 |
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41 | // add this menu object to an internal list of all menus
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42 | ypSlideOutMenu.Registry[id] = this
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43 |
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44 | var d = document
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45 |
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46 | var strCSS = '<style type="text/css">';
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47 | strCSS += '#' + this.id + 'Container { visibility:hidden; '
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48 | if(pos)
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49 | {
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50 | strCSS += pos+':' + left + 'px; '
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51 | }
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52 | else
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53 | {
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54 | strCSS += 'left:' + left + 'px; '
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55 | }
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56 | strCSS += 'top:' + top + 'px; '
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57 | strCSS += 'overflow:visible; z-index:10000; }'
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58 | strCSS += '#' + this.id + 'Container, #' + this.id + 'Content { position:absolute; '
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59 | strCSS += 'width:' + width + 'px; '
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60 | // strCSS += 'height:' + height + 'px; '
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61 | // strCSS += 'clip:rect(0 ' + width + ' ' + height + ' 0); '
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62 | strCSS += '}'
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63 | strCSS += '</style>';
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64 |
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65 | d.write(strCSS)
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66 |
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67 | this.load()
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68 | }
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69 | }
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70 |
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71 | ypSlideOutMenu.prototype.load = function() {
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72 | var d = document
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73 | var lyrId1 = this.id + "Container"
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74 | var lyrId2 = this.id + "Content"
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75 | var obj1 = this.dom ? d.getElementById(lyrId1) : this.ie ? d.all[lyrId1] : d.layers[lyrId1]
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76 | if (obj1) var obj2 = this.ns4 ? obj1.layers[lyrId2] : this.ie ? d.all[lyrId2] : d.getElementById(lyrId2)
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77 | var temp
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78 |
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79 | if (!obj1 || !obj2) window.setTimeout(this.gRef + ".load()", 100)
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80 | else {
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81 | this.container = obj1
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82 | this.menu = obj2
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83 | this.style = this.ns4 ? this.menu : this.menu.style
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84 | this.homePos = eval("0" + this.dirType + this.dim)
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85 | this.outPos = 0
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86 | this.accelConst = (this.outPos - this.homePos) / ypSlideOutMenu.aniLen / ypSlideOutMenu.aniLen
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87 |
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88 | // set event handlers.
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89 | if (this.ns4) this.menu.captureEvents(Event.MOUSEOVER | Event.MOUSEOUT);
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90 | this.menu.onmouseover = new Function("ypSlideOutMenu.showMenu('" + this.id + "')")
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91 | this.menu.onmouseout = new Function("ypSlideOutMenu.hideMenu('" + this.id + "')")
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92 |
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93 | //set initial state
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94 | this.endSlide()
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95 | }
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96 | }
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97 |
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98 | ypSlideOutMenu.showMenu = function(id)
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99 | {
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100 | var reg = ypSlideOutMenu.Registry
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101 | var obj = ypSlideOutMenu.Registry[id]
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102 |
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103 | //document.all.select.style="visibily:hidden";
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104 |
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105 |
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106 | //temporarly hide all selectboxes to fix IE bug with z-index
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107 | if(document.all)
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108 | {
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109 | for (var i=0; i<document.all.length; i++) {
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110 | o = document.all(i)
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111 | if (o.type == 'select-one' || o.type == 'select-multiple') {
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112 | // todo: add check for select in div?
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113 | if (o.style) o.style.display = 'none';
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114 | }
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115 | }
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116 | }
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117 |
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118 |
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119 | if (obj.container) {
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120 | obj.over = true
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121 |
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122 | // close other menus.
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123 | for (menu in reg) if (id != menu) ypSlideOutMenu.hide(menu)
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124 |
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125 | // if this menu is scheduled to close, cancel it.
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126 | if (obj.hideTimer) { reg[id].hideTimer = window.clearTimeout(reg[id].hideTimer) }
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127 |
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128 | // if this menu is closed, open it.
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129 | if (!obj.open && !obj.aniTimer) reg[id].startSlide(true)
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130 | }
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131 | }
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132 |
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133 | ypSlideOutMenu.hideMenu = function(id)
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134 | {
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135 | // schedules the menu to close after <hideDelay> ms, which
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136 | // gives the user time to cancel the action if they accidentally moused out
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137 | var obj = ypSlideOutMenu.Registry[id]
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138 | if (obj.container) {
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139 | if (obj.hideTimer) window.clearTimeout(obj.hideTimer)
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140 | obj.hideTimer = window.setTimeout("ypSlideOutMenu.hide('" + id + "')", ypSlideOutMenu.hideDelay);
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141 | }
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142 | }
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143 |
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144 | ypSlideOutMenu.hide = function(id)
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145 | {
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146 | var obj = ypSlideOutMenu.Registry[id]
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147 | obj.over = false
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148 |
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149 | if (obj.hideTimer) window.clearTimeout(obj.hideTimer)
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150 |
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151 | // flag that this scheduled event has occured.
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152 | obj.hideTimer = 0
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153 |
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154 | // if this menu is open, close it.
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155 | if (obj.open && !obj.aniTimer) obj.startSlide(false)
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156 |
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157 | //show all selectboxes again to fix IE bug with z-index
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158 | if(document.all)
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159 | {
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160 | for (var i=0; i<document.all.length; i++) {
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161 | o = document.all(i)
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162 | if (o.type == 'select-one' || o.type == 'select-multiple') {
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163 | // todo: add check for select in div?
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164 | if (o.style) o.style.display = 'inline';
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165 | }
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166 | }
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167 | }
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168 |
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169 |
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170 |
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171 | }
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172 |
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173 | ypSlideOutMenu.prototype.startSlide = function(open) {
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174 | this[open ? "onactivate" : "ondeactivate"]()
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175 | this.open = open
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176 | if (open) this.setVisibility(true)
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177 | this.startTime = (new Date()).getTime()
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178 | this.aniTimer = window.setInterval(this.gRef + ".slide()", ypSlideOutMenu.minCPUResolution)
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179 | }
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180 |
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181 | ypSlideOutMenu.prototype.slide = function() {
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182 | var elapsed = (new Date()).getTime() - this.startTime
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183 | if (elapsed > ypSlideOutMenu.aniLen) this.endSlide()
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184 | else {
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185 | var d = Math.round(Math.pow(ypSlideOutMenu.aniLen-elapsed, 2) * this.accelConst)
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186 | if (this.open && this.dirType == "-") d = -d
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187 | else if (this.open && this.dirType == "+") d = -d
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188 | else if (!this.open && this.dirType == "-") d = -this.dim + d
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189 | else d = this.dim + d
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190 |
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191 | this.moveTo(d)
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192 | }
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193 | }
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194 |
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195 | ypSlideOutMenu.prototype.endSlide = function() {
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196 | this.aniTimer = window.clearTimeout(this.aniTimer)
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197 | this.moveTo(this.open ? this.outPos : this.homePos)
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198 | if (!this.open) this.setVisibility(false)
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199 | if ((this.open && !this.over) || (!this.open && this.over)) {
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200 | this.startSlide(this.over)
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201 | }
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202 | }
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203 |
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204 | ypSlideOutMenu.prototype.setVisibility = function(bShow) {
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205 | var s = this.ns4 ? this.container : this.container.style
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206 | s.visibility = bShow ? "visible" : "hidden"
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207 | }
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208 | ypSlideOutMenu.prototype.moveTo = function(p) {
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209 | this.style[this.orientation == "h" ? "left" : "top"] = this.ns4 ? p : p + "px"
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210 | }
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211 | ypSlideOutMenu.prototype.getPos = function(c) {
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212 | return parseInt(this.style[c])
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213 | }
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214 |
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215 | // events
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216 | ypSlideOutMenu.prototype.onactivate = function() { }
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217 | ypSlideOutMenu.prototype.ondeactivate = function() { }
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