| commit | author | age | ||
| a7d5c6 | 1 | |
| T | 2 | /** |
| 3 | * RoundCube splitter GUI class | |
| 4 | * | |
| 5 | * @constructor | |
| 6 | */ | |
| 7 | function rcube_splitter(attrib) | |
| 8 | { | |
| 9 | this.p1id = attrib.p1; | |
| 10 | this.p2id = attrib.p2; | |
| 11 | this.id = attrib.id ? attrib.id : this.p1id + '_' + this.p2id + '_splitter'; | |
| 12 | this.orientation = attrib.orientation; | |
| 13 | this.horizontal = (this.orientation == 'horizontal' || this.orientation == 'h'); | |
| 49ff2a | 14 | this.offset_1 = bw.ie ? 0 : -1; |
| T | 15 | this.offset_2 = bw.ie ? -2 : 1; |
| a7d5c6 | 16 | this.pos = 0; |
| T | 17 | |
| 18 | this.init = function() | |
| 19 | { | |
| 20 | this.p1 = document.getElementById(this.p1id); | |
| 21 | this.p2 = document.getElementById(this.p2id); | |
| 22 | ||
| 23 | // create and position the handle for this splitter | |
| 24 | this.p1pos = rcube_get_object_pos(this.p1); | |
| 25 | this.p2pos = rcube_get_object_pos(this.p2); | |
| 26 | var top = this.p1pos.y + this.p1.offsetHeight; | |
| 27 | var height = this.p2pos.y - this.p1pos.y - this.p1.offsetHeight; | |
| 28 | var left = this.p1pos.x + this.p1.offsetWidth; | |
| 29 | var width = this.p2pos.x - this.p1pos.x - this.p1.offsetWidth; | |
| 30 | ||
| 31 | if (this.horizontal) | |
| 32 | this.layer = new rcube_layer(this.id, {x: this.p1pos.x, y: top, height: height, width: this.p1.offsetWidth, vis: 1}); | |
| 33 | else | |
| 34 | this.layer = new rcube_layer(this.id, {x: left, y: this.p1pos.y, width: width, height: this.p1.offsetHeight, vis: 1}); | |
| 35 | ||
| 36 | this.elm = this.layer.elm; | |
| 37 | this.elm.className = 'splitter '+(this.horizontal ? 'splitter-h' : 'splitter-v'); | |
| 38 | ||
| 39 | // add the mouse event listeners | |
| 40 | rcube_event.add_listener({element: this.elm, event:'mousedown', object:this, method:'onDragStart'}); | |
| 41 | rcube_event.add_listener({element: window, event:'resize', object:this, method:'onResize'}); | |
| 42 | ||
| 43 | // read saved position form cookie | |
| 44 | var cookie = bw.get_cookie(this.id); | |
| 45 | if (cookie) | |
| 46 | { | |
| 47 | var param = cookie.split(':'); | |
| 48 | for (var i=0, p; i<param.length; i++) | |
| 49 | { | |
| 50 | p = param[i].split('='); | |
| 51 | this[p[0]] = !isNaN(p[1]) ? parseFloat(p[1]) : p[1]; | |
| 52 | } | |
| 53 | ||
| 54 | this.resize(); | |
| 55 | } | |
| 56 | }; | |
| 57 | ||
| 58 | /** | |
| 59 | * Set size and position of all DOM objects | |
| 60 | * according to the saved splitter position | |
| 61 | */ | |
| 62 | this.resize = function() | |
| 63 | { | |
| 64 | if (this.horizontal) | |
| 65 | { | |
| 66 | this.p1.style.height = Math.floor(this.pos - this.p1pos.y - this.layer.height / 2 + this.offset_1) + 'px'; | |
| 67 | this.p2.style.top = Math.ceil(this.pos + (this.layer.height / 2 + this.offset_2)) + 'px'; | |
| 68 | this.layer.move(this.layer.x, Math.round(this.pos - this.layer.height / 2 + 1)); | |
| 69 | } | |
| 70 | else | |
| 71 | { | |
| 72 | this.p1.style.width = Math.floor(this.pos - this.p1pos.x - this.layer.width / 2 + this.offset_1) + 'px'; | |
| 73 | this.p2.style.left = Math.ceil(this.pos + this.layer.width / 2 + this.offset_2) + 'px'; | |
| 74 | this.layer.move(Math.round(this.pos - this.layer.width / 2 + 1), this.layer.y); | |
| 75 | } | |
| 76 | }; | |
| 77 | ||
| 78 | /** | |
| 79 | * Handler for mousedown events | |
| 80 | */ | |
| 81 | this.onDragStart = function(e) | |
| 82 | { | |
| 83 | this.p1pos = rcube_get_object_pos(this.p1); | |
| 84 | this.p2pos = rcube_get_object_pos(this.p2); | |
| 85 | ||
| 86 | // start listening to mousemove events | |
| 87 | rcube_event.add_listener({element:document, event:'mousemove', object:this, method:'onDrag'}); | |
| 88 | rcube_event.add_listener({element:document, event:'mouseup', object:this, method:'onDragStop'}); | |
| 89 | ||
| 90 | // need to listen in any iframe documents too, b/c otherwise the splitter stops moving when we move over an iframe | |
| 91 | var iframes = document.getElementsByTagName('IFRAME'); | |
| 92 | this.iframe_events = Object(); | |
| 93 | for (var n in iframes) | |
| 94 | { | |
| 95 | var iframedoc = null; | |
| 96 | if (iframes[n].contentDocument) | |
| 97 | iframedoc = iframes[n].contentDocument; | |
| 98 | else if (iframes[n].contentWindow) | |
| 99 | iframedoc = iframes[n].contentWindow.document; | |
| 100 | else if (iframes[n].document) | |
| 101 | iframedoc = iframes[n].document; | |
| 102 | if (iframedoc) | |
| 103 | { | |
| 104 | // I don't use the add_listener function for this one because I need to create closures to fetch | |
| 105 | // the position of each iframe when the event is received | |
| 106 | var s = this; | |
| 107 | var id = iframes[n].id; | |
| 108 | this.iframe_events[n] = function(e){ e._rc_pos_offset = rcube_get_object_pos(document.getElementById(id)); return s.onDrag(e); } | |
| 109 | if (iframedoc.addEventListener) | |
| 110 | iframedoc.addEventListener('mousemove', this.iframe_events[n], false); | |
| 111 | else if (iframes[n].attachEvent) | |
| 112 | iframedoc.attachEvent('onmousemove', this.iframe_events[n]); | |
| 113 | else | |
| 114 | iframedoc['onmousemove'] = this.iframe_events[n]; | |
| 115 | ||
| 116 | rcube_event.add_listener({element:iframedoc, event:'mouseup', object:this, method:'onDragStop'}); | |
| 117 | } | |
| 118 | } | |
| 119 | } | |
| 120 | ||
| 121 | /** | |
| 122 | * Handler for mousemove events | |
| 123 | */ | |
| 124 | this.onDrag = function(e) | |
| 125 | { | |
| 126 | var pos = rcube_event.get_mouse_pos(e); | |
| 127 | if (e._rc_pos_offset) | |
| 128 | { | |
| 129 | pos.x += e._rc_pos_offset.x; | |
| 130 | pos.y += e._rc_pos_offset.y; | |
| 131 | } | |
| 132 | ||
| 133 | if (this.horizontal) | |
| 134 | { | |
| 135 | if (((pos.y - this.layer.height * 1.5) > this.p1pos.y) && ((pos.y + this.layer.height * 1.5) < (this.p2pos.y + this.p2.offsetHeight))) | |
| 136 | { | |
| 137 | this.pos = pos.y; | |
| 138 | this.resize(); | |
| 139 | } | |
| 140 | } | |
| 141 | else | |
| 142 | { | |
| 143 | if (((pos.x - this.layer.width * 1.5) > this.p1pos.x) && ((pos.x + this.layer.width * 1.5) < (this.p2pos.x + this.p2.offsetWidth))) | |
| 144 | { | |
| 145 | this.pos = pos.x; | |
| 146 | this.resize(); | |
| 147 | } | |
| 148 | } | |
| 149 | ||
| 150 | this.p1pos = rcube_get_object_pos(this.p1); | |
| 151 | this.p2pos = rcube_get_object_pos(this.p2); | |
| 152 | return false; | |
| 153 | }; | |
| 154 | ||
| 155 | /** | |
| 156 | * Handler for mouseup events | |
| 157 | */ | |
| 158 | this.onDragStop = function(e) | |
| 159 | { | |
| 160 | // cancel the listening for drag events | |
| 161 | rcube_event.remove_listener({element:document, event:'mousemove', object:this, method:'onDrag'}); | |
| 162 | rcube_event.remove_listener({element:document, event:'mouseup', object:this, method:'onDragStop'}); | |
| 163 | var iframes = document.getElementsByTagName('IFRAME'); | |
| 164 | ||
| 165 | for (var n in iframes) | |
| 166 | { | |
| 167 | var iframedoc; | |
| 168 | if (iframes[n].contentDocument) | |
| 169 | iframedoc = iframes[n].contentDocument; | |
| 170 | else if (iframes[n].contentWindow) | |
| 171 | iframedoc = iframes[n].contentWindow.document; | |
| 172 | else if (iframes[n].document) | |
| 173 | iframedoc = iframes[n].document; | |
| 174 | if (iframedoc) | |
| 175 | { | |
| 176 | if (this.iframe_events[n]) { | |
| 177 | if (iframedoc.removeEventListener) | |
| 178 | iframedoc.removeEventListener('mousemove', this.iframe_events[n], false); | |
| 179 | else if (iframedoc.detachEvent) | |
| 180 | iframedoc.detachEvent('onmousemove', this.iframe_events[n]); | |
| 181 | else | |
| 182 | iframedoc['onmousemove'] = null; | |
| 183 | } | |
| 184 | ||
| 185 | rcube_event.remove_listener({element:iframedoc, event:'mouseup', object:this, method:'onDragStop'}); | |
| 186 | } | |
| 187 | } | |
| 188 | ||
| 189 | // save state in cookie | |
| 190 | var exp = new Date(); | |
| 191 | exp.setYear(exp.getFullYear() + 1); | |
| 192 | bw.set_cookie(this.id, 'pos='+this.pos, exp); | |
| 193 | ||
| 194 | return bw.safari ? true : rcube_event.cancel(e); | |
| 195 | }; | |
| 196 | ||
| 197 | /** | |
| 198 | * Handler for window resize events | |
| 199 | */ | |
| 200 | this.onResize = function(e) | |
| 201 | { | |
| 202 | this.p1pos = rcube_get_object_pos(this.p1); | |
| 203 | this.p2pos = rcube_get_object_pos(this.p2); | |
| 204 | var height = this.horizontal ? this.p2pos.y - this.p1pos.y - this.p1.offsetHeight : this.p1.offsetHeight; | |
| 205 | var width = this.horizontal ? this.p1.offsetWidth : this.p2pos.x - this.p1pos.x - this.p1.offsetWidth; | |
| 206 | this.layer.resize(width, height); | |
| 207 | }; | |
| 208 | ||
| 209 | } // end class rcube_splitter | |
