1
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2
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3
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function createElement(element) {
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4
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if (typeof document.createElementNS != 'undefined') {
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5
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return document.createElementNS('http://www.w3.org/1999/xhtml', element);
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6
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}
|
7
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if (typeof document.createElement != 'undefined') {
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8
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return document.createElement(element);
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9
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}
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10
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return false;
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11
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}
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12
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13
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function mySplit(string, char) {
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14
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var position = string.indexOf(char);
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15
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if (position == -1) {
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16
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return string;
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17
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}
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18
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else {
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19
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var value = new Array(2);
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20
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value[0] = string.substring( 0,position );
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21
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value[1] = string.substring( position+1 );
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22
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return value;
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23
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}
|
24
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}
|
25
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|
26
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function clearElement(element) {
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27
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var toRemove = element.firstChild;
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28
|
|
29
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try {
|
30
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while(element.firstChild) {
|
31
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element.removeChild(element.firstChild);
|
32
|
}
|
33
|
}
|
34
|
catch (e) { // IE hack
|
35
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toRemove.ParentNode.removeChild(toRemove);
|
36
|
}
|
37
|
}
|
38
|
|
39
|
function insertNode(place, node) {
|
40
|
|
41
|
clearElement(place);
|
42
|
|
43
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place.appendChild(node);
|
44
|
|
45
|
}
|
46
|
|
47
|
function getOption(value, text) {
|
48
|
var option = createElement('option');
|
49
|
option.value = value;
|
50
|
option.appendChild(document.createTextNode(text));
|
51
|
|
52
|
return option;
|
53
|
}
|
54
|
|
55
|
function getSelect(selectCode) {
|
56
|
var select = createElement('select');
|
57
|
|
58
|
var options = selectCode.split('/');
|
59
|
for(i=0; i < options.length; i++){
|
60
|
select.appendChild(getOption(options[i], options[i]));
|
61
|
}
|
62
|
|
63
|
select.setAttribute("class", "arabic");
|
64
|
|
65
|
//alert('yeahhh');
|
66
|
return select;
|
67
|
}
|
68
|
|
69
|
function createNl2Br(inputText) {
|
70
|
var parentNode = createElement('span');
|
71
|
var tokens = inputText.split('\n');
|
72
|
|
73
|
for(var i = 0; i < tokens.length; i++){
|
74
|
if(i != 0) {
|
75
|
parentNode.appendChild(createElement('br'));
|
76
|
}
|
77
|
parentNode.appendChild(document.createTextNode(tokens[i]));
|
78
|
}
|
79
|
return parentNode;
|
80
|
}
|
81
|
|
82
|
function createTree(code) {
|
83
|
|
84
|
var currentText = code;
|
85
|
|
86
|
var parent = createElement('div');
|
87
|
|
88
|
while (currentText.indexOf('{') != -1) {
|
89
|
|
90
|
prvniDeleni = mySplit( currentText, '{' );
|
91
|
druheDeleni = mySplit( prvniDeleni[1], '}' );
|
92
|
|
93
|
pretext = prvniDeleni[0];
|
94
|
selectCode = druheDeleni[0];
|
95
|
currentText = druheDeleni[1];
|
96
|
|
97
|
parent.appendChild(createNl2Br( pretext ));
|
98
|
parent.appendChild(getSelect( selectCode ));
|
99
|
|
100
|
}
|
101
|
|
102
|
parent.appendChild(createNl2Br( currentText ));
|
103
|
return parent;
|
104
|
}
|
105
|
|
106
|
function render(fromName, toName) {
|
107
|
//alert(objekt);
|
108
|
to = document.getElementById(toName);
|
109
|
from = document.getElementById(fromName);
|
110
|
insertNode(to, createTree(from.value));
|
111
|
//document.getElementById('platno');
|
112
|
}
|
113
|
|
114
|
function doGetCaretPosition (ctrl) {
|
115
|
var CaretPos = 0;
|
116
|
// IE Support
|
117
|
if (document.selection) {
|
118
|
ctrl.focus ();
|
119
|
var Sel = document.selection.createRange ();
|
120
|
Sel.moveStart ('character', -ctrl.value.length);
|
121
|
CaretPos = Sel.text.length;
|
122
|
}
|
123
|
// Firefox support
|
124
|
else if (ctrl.selectionStart || ctrl.selectionStart == '0') {
|
125
|
CaretPos = ctrl.selectionStart;
|
126
|
}
|
127
|
return (CaretPos);
|
128
|
}
|
129
|
|
130
|
function insertAtCaret (textArea, text) {
|
131
|
var caretPos = doGetCaretPosition(textArea);
|
132
|
textArea.value = textArea.value.substring(0, caretPos) + text + textArea.value.substring( caretPos);
|
133
|
}
|
134
|
|
135
|
function addSelect(kam) {
|
136
|
var textarea = document.getElementById(kam);
|
137
|
var text = '{right/x/y}';
|
138
|
insertAtCaret(textarea, text);
|
139
|
textarea.focus();
|
140
|
render(kam, 'platno');
|
141
|
}
|