[128] | 1 | /** |
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| 2 | * http://www.openjs.com/scripts/events/keyboard_shortcuts/ |
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| 3 | * Version : 2.01.A |
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| 4 | * By Binny V A |
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| 5 | * License : BSD |
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| 6 | */ |
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| 7 | shortcut = { |
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| 8 | 'all_shortcuts':{},//All the shortcuts are stored in this array |
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| 9 | 'add': function(shortcut_combination,callback,opt) { |
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| 10 | //Provide a set of default options |
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| 11 | var default_options = { |
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| 12 | 'type':'keydown', |
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| 13 | 'propagate':false, |
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| 14 | 'disable_in_input':false, |
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| 15 | 'target':document, |
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| 16 | 'keycode':false |
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| 17 | } |
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| 18 | if(!opt) opt = default_options; |
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| 19 | else { |
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| 20 | for(var dfo in default_options) { |
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| 21 | if(typeof opt[dfo] == 'undefined') opt[dfo] = default_options[dfo]; |
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| 22 | } |
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| 23 | } |
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| 24 | |
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| 25 | var ele = opt.target |
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| 26 | if(typeof opt.target == 'string') ele = document.getElementById(opt.target); |
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| 27 | var ths = this; |
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| 28 | shortcut_combination = shortcut_combination.toLowerCase(); |
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| 29 | |
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| 30 | //The function to be called at keypress |
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| 31 | var func = function(e) { |
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| 32 | e = e || window.event; |
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| 33 | |
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| 34 | if(opt['disable_in_input']) { //Don't enable shortcut keys in Input, Textarea fields |
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| 35 | var element; |
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| 36 | if(e.target) element=e.target; |
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| 37 | else if(e.srcElement) element=e.srcElement; |
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| 38 | if(element.nodeType==3) element=element.parentNode; |
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| 39 | |
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| 40 | if(element.tagName == 'INPUT' || element.tagName == 'TEXTAREA') return; |
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| 41 | } |
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| 42 | |
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| 43 | //Find Which key is pressed |
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| 44 | if (e.keyCode) code = e.keyCode; |
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| 45 | else if (e.which) code = e.which; |
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| 46 | var character = String.fromCharCode(code).toLowerCase(); |
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| 47 | |
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| 48 | if(code == 188) character=","; //If the user presses , when the type is onkeydown |
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| 49 | if(code == 190) character="."; //If the user presses , when the type is onkeydown |
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| 50 | |
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| 51 | var keys = shortcut_combination.split("+"); |
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| 52 | //Key Pressed - counts the number of valid keypresses - if it is same as the number of keys, the shortcut function is invoked |
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| 53 | var kp = 0; |
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| 54 | |
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| 55 | //Work around for stupid Shift key bug created by using lowercase - as a result the shift+num combination was broken |
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| 56 | var shift_nums = { |
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| 57 | "`":"~", |
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| 58 | "1":"!", |
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| 59 | "2":"@", |
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| 60 | "3":"#", |
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| 61 | "4":"$", |
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| 62 | "5":"%", |
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| 63 | "6":"^", |
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| 64 | "7":"&", |
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| 65 | "8":"*", |
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| 66 | "9":"(", |
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| 67 | "0":")", |
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| 68 | "-":"_", |
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| 69 | "=":"+", |
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| 70 | ";":":", |
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| 71 | "'":"\"", |
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| 72 | ",":"<", |
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| 73 | ".":">", |
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| 74 | "/":"?", |
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| 75 | "\\":"|" |
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| 76 | } |
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| 77 | //Special Keys - and their codes |
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| 78 | var special_keys = { |
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| 79 | 'esc':27, |
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| 80 | 'escape':27, |
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| 81 | 'tab':9, |
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| 82 | 'space':32, |
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| 83 | 'return':13, |
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| 84 | 'enter':13, |
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| 85 | 'backspace':8, |
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| 86 | |
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| 87 | 'scrolllock':145, |
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| 88 | 'scroll_lock':145, |
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| 89 | 'scroll':145, |
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| 90 | 'capslock':20, |
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| 91 | 'caps_lock':20, |
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| 92 | 'caps':20, |
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| 93 | 'numlock':144, |
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| 94 | 'num_lock':144, |
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| 95 | 'num':144, |
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| 96 | |
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| 97 | 'pause':19, |
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| 98 | 'break':19, |
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| 99 | |
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| 100 | 'insert':45, |
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| 101 | 'home':36, |
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| 102 | 'delete':46, |
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| 103 | 'end':35, |
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| 104 | |
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| 105 | 'pageup':33, |
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| 106 | 'page_up':33, |
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| 107 | 'pu':33, |
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| 108 | |
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| 109 | 'pagedown':34, |
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| 110 | 'page_down':34, |
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| 111 | 'pd':34, |
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| 112 | |
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| 113 | 'left':37, |
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| 114 | 'up':38, |
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| 115 | 'right':39, |
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| 116 | 'down':40, |
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| 117 | |
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| 118 | 'f1':112, |
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| 119 | 'f2':113, |
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| 120 | 'f3':114, |
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| 121 | 'f4':115, |
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| 122 | 'f5':116, |
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| 123 | 'f6':117, |
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| 124 | 'f7':118, |
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| 125 | 'f8':119, |
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| 126 | 'f9':120, |
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| 127 | 'f10':121, |
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| 128 | 'f11':122, |
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| 129 | 'f12':123 |
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| 130 | } |
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| 131 | |
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| 132 | var modifiers = { |
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| 133 | shift: { wanted:false, pressed:false}, |
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| 134 | ctrl : { wanted:false, pressed:false}, |
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| 135 | alt : { wanted:false, pressed:false}, |
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| 136 | meta : { wanted:false, pressed:false} //Meta is Mac specific |
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| 137 | }; |
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| 138 | |
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| 139 | if(e.ctrlKey) modifiers.ctrl.pressed = true; |
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| 140 | if(e.shiftKey) modifiers.shift.pressed = true; |
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| 141 | if(e.altKey) modifiers.alt.pressed = true; |
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| 142 | if(e.metaKey) modifiers.meta.pressed = true; |
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| 143 | |
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| 144 | for(var i=0; k=keys[i],i<keys.length; i++) { |
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| 145 | //Modifiers |
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| 146 | if(k == 'ctrl' || k == 'control') { |
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| 147 | kp++; |
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| 148 | modifiers.ctrl.wanted = true; |
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| 149 | |
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| 150 | } else if(k == 'shift') { |
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| 151 | kp++; |
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| 152 | modifiers.shift.wanted = true; |
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| 153 | |
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| 154 | } else if(k == 'alt') { |
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| 155 | kp++; |
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| 156 | modifiers.alt.wanted = true; |
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| 157 | } else if(k == 'meta') { |
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| 158 | kp++; |
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| 159 | modifiers.meta.wanted = true; |
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| 160 | } else if(k.length > 1) { //If it is a special key |
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| 161 | if(special_keys[k] == code) kp++; |
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| 162 | |
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| 163 | } else if(opt['keycode']) { |
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| 164 | if(opt['keycode'] == code) kp++; |
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| 165 | |
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| 166 | } else { //The special keys did not match |
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| 167 | if(character == k) kp++; |
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| 168 | else { |
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| 169 | if(shift_nums[character] && e.shiftKey) { //Stupid Shift key bug created by using lowercase |
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| 170 | character = shift_nums[character]; |
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| 171 | if(character == k) kp++; |
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| 172 | } |
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| 173 | } |
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| 174 | } |
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| 175 | } |
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| 176 | |
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| 177 | if(kp == keys.length && |
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| 178 | modifiers.ctrl.pressed == modifiers.ctrl.wanted && |
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| 179 | modifiers.shift.pressed == modifiers.shift.wanted && |
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| 180 | modifiers.alt.pressed == modifiers.alt.wanted && |
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| 181 | modifiers.meta.pressed == modifiers.meta.wanted) { |
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| 182 | callback(e); |
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| 183 | |
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| 184 | if(!opt['propagate']) { //Stop the event |
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| 185 | //e.cancelBubble is supported by IE - this will kill the bubbling process. |
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| 186 | e.cancelBubble = true; |
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| 187 | e.returnValue = false; |
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| 188 | |
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| 189 | //e.stopPropagation works in Firefox. |
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| 190 | if (e.stopPropagation) { |
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| 191 | e.stopPropagation(); |
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| 192 | e.preventDefault(); |
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| 193 | } |
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| 194 | return false; |
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| 195 | } |
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| 196 | } |
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| 197 | } |
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| 198 | this.all_shortcuts[shortcut_combination] = { |
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| 199 | 'callback':func, |
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| 200 | 'target':ele, |
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| 201 | 'event': opt['type'] |
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| 202 | }; |
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| 203 | //Attach the function with the event |
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| 204 | if(ele.addEventListener) ele.addEventListener(opt['type'], func, false); |
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| 205 | else if(ele.attachEvent) ele.attachEvent('on'+opt['type'], func); |
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| 206 | else ele['on'+opt['type']] = func; |
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| 207 | }, |
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| 208 | |
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| 209 | //Remove the shortcut - just specify the shortcut and I will remove the binding |
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| 210 | 'remove':function(shortcut_combination) { |
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| 211 | shortcut_combination = shortcut_combination.toLowerCase(); |
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| 212 | var binding = this.all_shortcuts[shortcut_combination]; |
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| 213 | delete(this.all_shortcuts[shortcut_combination]) |
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| 214 | if(!binding) return; |
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| 215 | var type = binding['event']; |
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| 216 | var ele = binding['target']; |
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| 217 | var callback = binding['callback']; |
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| 218 | |
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| 219 | if(ele.detachEvent) ele.detachEvent('on'+type, callback); |
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| 220 | else if(ele.removeEventListener) ele.removeEventListener(type, callback, false); |
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| 221 | else ele['on'+type] = false; |
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| 222 | } |
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| 223 | } |
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| 224 | |
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| 225 | /* ExpressMail Functions */ |
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[139] | 226 | var shift_up_count = 0; |
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| 227 | var shift_down_count = 0; |
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[128] | 228 | shortcut.add("N",function(){ new_message("new","null"); },{'disable_in_input':true}); |
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[139] | 229 | |
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| 230 | shortcut.add("Esc",function(){ |
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| 231 | var window_closed = false; |
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| 232 | for(var window in arrayJSWin) |
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| 233 | { |
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| 234 | if (arrayJSWin[window].visible) |
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| 235 | { |
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| 236 | arrayJSWin[window].close(); |
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| 237 | window_closed = true; |
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| 238 | } |
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| 239 | } |
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| 240 | if (!window_closed) |
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| 241 | delete_border(get_msg_id(), 'false'); |
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| 242 | },{'disable_in_input':false}); |
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| 243 | |
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[128] | 244 | shortcut.add("I",function(){ exec_msg_action('print'); },{'disable_in_input':true}); |
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| 245 | shortcut.add("E",function(){ exec_msg_action('forward'); },{'disable_in_input':true}); |
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| 246 | shortcut.add("R",function(){ exec_msg_action('reply'); },{'disable_in_input':true}); |
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| 247 | shortcut.add("Delete",function(){ |
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| 248 | if ( Element('border_id_0').className==='menu-sel' ) |
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| 249 | { |
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[163] | 250 | var selected_shortcut_msgs = ''; |
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[139] | 251 | var current_folder = get_current_folder(); |
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[320] | 252 | var tbody_box = Element('tbody_box'); |
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[128] | 253 | all_messages = Element('tbody_box').childNodes; |
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[139] | 254 | |
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[128] | 255 | for (var i=0; i < all_messages.length; i++) |
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[163] | 256 | { |
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| 257 | if ( exist_className(all_messages[i], 'selected_shortcut_msg') ) |
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| 258 | { |
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| 259 | selected_shortcut_msgs += all_messages[i].id + ','; |
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| 260 | } |
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| 261 | } |
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[139] | 262 | |
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[163] | 263 | selected_shortcut_msgs = selected_shortcut_msgs.substring(0,(selected_shortcut_msgs.length-1)); |
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[1342] | 264 | delete_msgs(current_folder, selected_shortcut_msgs, 'null'); |
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[128] | 265 | } |
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| 266 | else |
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| 267 | exec_msg_action('delete'); |
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| 268 | } |
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| 269 | ,{'disable_in_input':true}); |
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| 270 | |
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[163] | 271 | shortcut.add("Ctrl+Up",function(){ exec_msg_action('previous'); select_msg('null', 'up', true);},{'disable_in_input':true}); |
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| 272 | shortcut.add("Ctrl+Down",function(){ exec_msg_action('next'); select_msg('null', 'down', true);},{'disable_in_input':true}); |
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[536] | 273 | |
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| 274 | if (is_ie) |
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| 275 | { |
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[139] | 276 | shortcut.add("down",function(){ select_msg('null', 'down'); },{'disable_in_input':false}); |
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[350] | 277 | shortcut.add("up",function(){ select_msg('null', 'up'); },{'disable_in_input':false}); |
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[536] | 278 | |
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[139] | 279 | shortcut.add("Shift+down",function(){ |
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[536] | 280 | if ( Element('border_id_0').className==='menu-sel' ) |
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| 281 | { |
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| 282 | if (shift_up_count > 0) |
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| 283 | unselect_top_msg(); |
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| 284 | else |
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| 285 | select_bottom_msg(); |
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| 286 | } |
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| 287 | },{'disable_in_input':true, 'propagate':false}); |
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| 288 | |
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[139] | 289 | shortcut.add("Shift+up",function(){ |
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[536] | 290 | if ( Element('border_id_0').className==='menu-sel' ) |
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| 291 | { |
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| 292 | if (shift_down_count > 0) |
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| 293 | unselect_bottom_msg(); |
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| 294 | else |
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| 295 | select_top_msg(); |
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| 296 | } |
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| 297 | },{'disable_in_input':true, 'propagate':false}); |
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[139] | 298 | } |
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[536] | 299 | else |
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| 300 | { |
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[163] | 301 | shortcut.add("down",function(){ select_msg('null', 'down');},{'type':'keypress', 'disable_in_input':false}); |
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[139] | 302 | shortcut.add("up",function(){ select_msg('null', 'up'); },{'type':'keypress', 'disable_in_input':false}); |
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[536] | 303 | |
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| 304 | shortcut.add("Shift+down",function(){ |
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| 305 | if ( Element('border_id_0').className==='menu-sel' ) |
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| 306 | { |
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| 307 | if (shift_up_count > 0) |
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| 308 | unselect_top_msg(); |
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| 309 | else |
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| 310 | select_bottom_msg(); |
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| 311 | } |
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| 312 | },{'type':'keypress','disable_in_input':true, 'propagate':false}); |
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| 313 | |
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| 314 | shortcut.add("Shift+up",function(){ |
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| 315 | if ( Element('border_id_0').className==='menu-sel' ) |
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| 316 | { |
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| 317 | if (shift_down_count > 0) |
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| 318 | unselect_bottom_msg(); |
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| 319 | else |
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| 320 | select_top_msg(); |
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| 321 | } |
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| 322 | },{'type':'keypress', 'disable_in_input':true, 'propagate':false}); |
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[139] | 323 | } |
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[128] | 324 | |
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| 325 | shortcut.add("return",function(){ |
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| 326 | if ( Element('border_id_0').className==='menu-sel' ) |
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| 327 | { |
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| 328 | all_messages = Element('tbody_box').childNodes; |
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| 329 | for (var i=0; i < all_messages.length; i++) |
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| 330 | { |
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[163] | 331 | if ( exist_className(all_messages[i], 'selected_shortcut_msg') ) |
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[128] | 332 | { |
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| 333 | Element("td_who_" + all_messages[i].id).onclick(); |
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| 334 | return; |
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| 335 | } |
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| 336 | } |
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| 337 | } |
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| 338 | } |
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| 339 | ,{'disable_in_input':true}); |
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| 340 | |
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[139] | 341 | shortcut.add("f9",function(){ |
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| 342 | Element("em_refresh_button").onclick(); |
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| 343 | return; |
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| 344 | },{'disable_in_input':true}); |
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[128] | 345 | |
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| 346 | function exec_msg_action(action) |
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| 347 | { |
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| 348 | var msg_id = get_msg_id(); |
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| 349 | if (msg_id) |
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| 350 | { |
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| 351 | var msg_id = 'msg_opt_' + action + '_' + msg_id; |
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| 352 | try {Element(msg_id).onclick();} |
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| 353 | catch(e){/*alert(e);*/} |
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| 354 | } |
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| 355 | return; |
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| 356 | } |
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| 357 | |
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| 358 | function get_msg_id() |
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| 359 | { |
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| 360 | children = Element('border_tr').childNodes; |
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| 361 | |
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| 362 | for (var i=0; i<children.length; i++) |
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| 363 | { |
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| 364 | if ( (children[i].nodeName==='TD') && (children[i].className==='menu-sel') && children[i].id != 'border_id_0') |
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| 365 | { |
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| 366 | var border_selected = children[i]; |
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| 367 | var msg_id = border_selected.id.replace("border_id_",""); |
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| 368 | return msg_id; |
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| 369 | } |
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| 370 | } |
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| 371 | return false; |
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| 372 | } |
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| 373 | |
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[163] | 374 | function select_msg(msg_number, keyboard_action, force_msg_selection) |
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[128] | 375 | { |
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[163] | 376 | //Select msg, even if the focus isn't the border_id_0 |
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| 377 | if ( (Element('border_id_0').className != 'menu-sel') && (!force_msg_selection) ) |
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[139] | 378 | return; |
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[350] | 379 | |
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[139] | 380 | shift_up_count = 0; |
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| 381 | shift_down_count = 0; |
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| 382 | |
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[128] | 383 | if (msg_number != 'null') |
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| 384 | { |
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[163] | 385 | unselect_all_msgs(); |
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| 386 | add_className(Element(msg_number), 'selected_shortcut_msg') |
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[128] | 387 | } |
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| 388 | else |
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| 389 | { |
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| 390 | all_messages = Element('tbody_box').childNodes; |
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[139] | 391 | if (keyboard_action == 'down') |
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[128] | 392 | { |
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[163] | 393 | // Ultimo elemento ja esta selecionado |
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| 394 | if ( exist_className(all_messages[all_messages.length-1], 'selected_shortcut_msg') ) |
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| 395 | { |
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| 396 | unselect_all_msgs(); |
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| 397 | add_className(all_messages[all_messages.length-1], 'selected_shortcut_msg') |
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[139] | 398 | return false; |
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[163] | 399 | } |
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[139] | 400 | |
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| 401 | for (var i=all_messages.length-1; i >=0; i--) |
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[128] | 402 | { |
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[163] | 403 | if ( exist_className(all_messages[i], 'selected_shortcut_msg') ) |
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[128] | 404 | { |
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[163] | 405 | add_className(all_messages[i+1], 'selected_shortcut_msg') |
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[350] | 406 | var mailPos = i; |
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[139] | 407 | break; |
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[128] | 408 | } |
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[139] | 409 | } |
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| 410 | for (; i>=0; i--) |
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| 411 | { |
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[163] | 412 | remove_className(all_messages[i], 'selected_shortcut_msg'); |
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[139] | 413 | } |
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[350] | 414 | var scrollMain = Element('divScrollMain_0'); |
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| 415 | // var selection_size = all_messages[1].offsetTop; |
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[631] | 416 | var selection_size = parseInt(preferences.line_height) + 10; |
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[350] | 417 | |
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| 418 | if ((mailPos) && (parseInt(scrollMain.style.height.substr(0,scrollMain.style.height.length-2)) + scrollMain.scrollTop < all_messages[mailPos].offsetTop + selection_size)) |
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| 419 | scrollMain.scrollTop += selection_size; |
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[139] | 420 | } |
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| 421 | else |
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| 422 | { |
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[163] | 423 | if ( exist_className(all_messages[0], 'selected_shortcut_msg') ) |
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| 424 | { |
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| 425 | unselect_all_msgs(); |
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| 426 | add_className(all_messages[0], 'selected_shortcut_msg') |
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[139] | 427 | return false; |
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[163] | 428 | } |
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[139] | 429 | |
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| 430 | for (var i=0; i < all_messages.length; i++) |
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| 431 | { |
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[163] | 432 | if ( exist_className(all_messages[i], 'selected_shortcut_msg') ) |
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[128] | 433 | { |
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[163] | 434 | add_className(all_messages[i-1], 'selected_shortcut_msg') |
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[350] | 435 | var mailPos = i; |
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[139] | 436 | break; |
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| 437 | } |
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[128] | 438 | } |
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[139] | 439 | for (; i< all_messages.length; i++) |
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| 440 | { |
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[163] | 441 | remove_className(all_messages[i], 'selected_shortcut_msg') |
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[139] | 442 | } |
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[350] | 443 | var scrollMain = Element('divScrollMain_0'); |
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| 444 | var selection_size = 30; |
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| 445 | if (all_messages[mailPos].offsetTop <= scrollMain.scrollTop) |
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| 446 | scrollMain.scrollTop -= selection_size; |
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| 447 | } |
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[139] | 448 | return true; |
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[128] | 449 | } |
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| 450 | } |
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[139] | 451 | |
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| 452 | function select_bottom_msg() |
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| 453 | { |
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| 454 | all_messages = Element('tbody_box').childNodes; |
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| 455 | |
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[163] | 456 | if ( exist_className(all_messages[all_messages.length-1], 'selected_shortcut_msg') ) |
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[139] | 457 | return; |
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| 458 | |
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| 459 | for (var i=all_messages.length-1; i >=0; i--) |
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| 460 | { |
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[163] | 461 | if ( (exist_className(all_messages[i], 'selected_shortcut_msg')) && (i+1 <= all_messages.length-1) ) |
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[139] | 462 | { |
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| 463 | shift_down_count++; |
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[163] | 464 | add_className(all_messages[i+1], 'selected_shortcut_msg'); |
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[139] | 465 | break; |
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| 466 | } |
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| 467 | } |
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| 468 | } |
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| 469 | |
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| 470 | function select_top_msg() |
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| 471 | { |
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| 472 | all_messages = Element('tbody_box').childNodes; |
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[350] | 473 | |
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[163] | 474 | if ( exist_className(all_messages[0], 'selected_shortcut_msg') ) |
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[139] | 475 | return; |
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| 476 | |
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| 477 | for (var i=0; i <=all_messages.length-1; i++) |
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| 478 | { |
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[163] | 479 | if ( exist_className(all_messages[i], 'selected_shortcut_msg') ) |
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[139] | 480 | { |
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| 481 | shift_up_count++; |
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[163] | 482 | add_className(all_messages[i-1], 'selected_shortcut_msg'); |
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[139] | 483 | break; |
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| 484 | } |
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| 485 | } |
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| 486 | } |
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| 487 | |
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| 488 | function unselect_bottom_msg() |
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| 489 | { |
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| 490 | all_messages = Element('tbody_box').childNodes; |
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| 491 | for (var i=all_messages.length-1; i >=0; i--) |
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| 492 | { |
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[163] | 493 | if ( exist_className(all_messages[i], 'selected_shortcut_msg') ) |
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[139] | 494 | { |
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| 495 | shift_down_count--; |
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[163] | 496 | remove_className(all_messages[i], 'selected_shortcut_msg'); |
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[139] | 497 | break; |
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| 498 | } |
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| 499 | } |
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| 500 | } |
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| 501 | |
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| 502 | function unselect_top_msg() |
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| 503 | { |
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| 504 | all_messages = Element('tbody_box').childNodes; |
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| 505 | for (var i=0; i <=all_messages.length-1; i++) |
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| 506 | { |
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[163] | 507 | if ( exist_className(all_messages[i], 'selected_shortcut_msg') ) |
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[139] | 508 | { |
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| 509 | shift_up_count--; |
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[163] | 510 | remove_className(all_messages[i], 'selected_shortcut_msg'); |
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[139] | 511 | break; |
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| 512 | } |
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| 513 | } |
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[163] | 514 | } |
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| 515 | |
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| 516 | function unselect_all_msgs() |
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| 517 | { |
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| 518 | all_messages = Element('tbody_box').childNodes; |
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| 519 | for (var i=0; i <=all_messages.length-1; i++) |
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| 520 | { |
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| 521 | remove_className(all_messages[i], 'selected_shortcut_msg'); |
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| 522 | } |
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[631] | 523 | } |
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