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authorxue <>2007-08-27 20:14:09 +0000
committerxue <>2007-08-27 20:14:09 +0000
commitd168b3508064ccfb7f1ebf635c0ba71734750ced (patch)
tree46f9fbbf346dd4c2b768e022e0d54899b707bf86 /framework/Web/Javascripts
parent68d0039cf129069e0548fd92e525a066c9ce41df (diff)
Added TKeyboard.
Diffstat (limited to 'framework/Web/Javascripts')
-rw-r--r--framework/Web/Javascripts/source/prado/controls/controls.js173
1 files changed, 173 insertions, 0 deletions
diff --git a/framework/Web/Javascripts/source/prado/controls/controls.js b/framework/Web/Javascripts/source/prado/controls/controls.js
index e024234c..8975a7a2 100644
--- a/framework/Web/Javascripts/source/prado/controls/controls.js
+++ b/framework/Web/Javascripts/source/prado/controls/controls.js
@@ -339,3 +339,176 @@ Prado.WebUI.TTabPanel.prototype =
}
}
};
+
+
+Prado.WebUI.TKeyboard = Class.create();
+Prado.WebUI.TKeyboard.prototype =
+{
+ initialize : function(options)
+ {
+ this.element = $(options.ID);
+ this.onInit(options);
+ },
+
+ onInit : function(options)
+ {
+ this.cssClass = options['CssClass'];
+ this.forControl = document.getElementById(options['ForControl']);
+ this.autoHide = options['AutoHide'];
+
+ this.flagShift = false;
+ this.flagCaps = false;
+ this.flagHover = false;
+ this.flagFocus = false;
+
+ this.keys = new Array
+ (
+ new Array('` ~ D', '1 ! D', '2 @ D', '3 # D', '4 $ D', '5 % D', '6 ^ D', '7 &amp; D', '8 * D', '9 ( D', '0 ) D', '- _ D', '= + D', 'Bksp Bksp Bksp'),
+ new Array('Del Del Del', 'q Q L', 'w W L', 'e E L', 'r R L', 't T L', 'y Y L', 'u U L', 'i I L', 'o O L', 'p P L', '[ { D', '] } D', '\\ | \\'),
+ new Array('Caps Caps Caps', 'a A L', 's S L', 'd D L', 'f F L', 'g G L', 'h H L', 'j J L', 'k K L', 'l L L', '; : D', '\' " D', 'Exit Exit Exit'),
+ new Array('Shift Shift Shift', 'z Z L', 'x X L', 'c C L', 'v V L', 'b B L', 'n N L', 'm M L', ', &lt; D', '. &gt; D', '/ ? D', 'Shift Shift Shift')
+ );
+
+ if (this.isObject(this.forControl))
+ {
+ this.forControl.keyboard = this;
+ this.forControl.onfocus = function() {this.keyboard.show(); };
+ this.forControl.onblur = function() {if (this.keyboard.flagHover == false) this.keyboard.hide();};
+ this.forControl.onkeydown = function(e) {if (!e) e = window.event; var key = (e.keyCode)?e.keyCode:e.which; if(key == 9) this.keyboard.hide();;};
+ this.forControl.onselect = this.saveSelection;
+ this.forControl.onclick = this.saveSelection;
+ this.forControl.onkeyup = this.saveSelection;
+ }
+
+ this.render();
+
+ this.tagKeyboard.onmouseover = function() {this.keyboard.flagHover = true;};
+ this.tagKeyboard.onmouseout = function() {this.keyboard.flagHover = false;};
+
+ if (!this.autoHide) this.show();
+ },
+
+ isObject : function(a)
+ {
+ return (typeof a == 'object' && !!a) || typeof a == 'function';
+ },
+
+ createElement : function(tagName, attributes, parent)
+ {
+ var tagElement = document.createElement(tagName);
+ if (this.isObject(attributes)) for (attribute in attributes) tagElement[attribute] = attributes[attribute];
+ if (this.isObject(parent)) parent.appendChild(tagElement);
+ return tagElement;
+ },
+
+ onmouseover : function()
+ {
+ this.className += ' Hover';
+ },
+
+ onmouseout : function()
+ {
+ this.className = this.className.replace(/( Hover| Active)/ig, '');
+ },
+
+ onmousedown : function()
+ {
+ this.className += ' Active';
+ },
+
+ onmouseup : function()
+ {
+ this.className = this.className.replace(/( Active)/ig, '');
+ this.keyboard.type(this.innerHTML);
+ },
+
+ render : function()
+ {
+ this.tagKeyboard = this.createElement('div', {className: this.cssClass, onselectstart: function() {return false;}}, this.element);
+ this.tagKeyboard.keyboard = this;
+
+ for (var line = 0; line < this.keys.length; line++)
+ {
+ var tagLine = this.createElement('div', {className: 'Line'}, this.tagKeyboard);
+ for (var key = 0; key < this.keys[line].length; key++)
+ {
+ var split = this.keys[line][key].split(' ');
+ var tagKey = this.createElement('div', {className: 'Key ' + split[2]}, tagLine);
+ var tagKey1 = this.createElement('div', {className: 'Key1', innerHTML: split[0], keyboard: this, onmouseover: this.onmouseover, onmouseout: this.onmouseout, onmousedown: this.onmousedown, onmouseup: this.onmouseup}, tagKey);
+ var tagKey2 = this.createElement('div', {className: 'Key2', innerHTML: split[1], keyboard: this, onmouseover: this.onmouseover, onmouseout: this.onmouseout, onmousedown: this.onmousedown, onmouseup: this.onmouseup}, tagKey);
+ }
+ }
+ },
+
+ isShown : function()
+ {
+ return (this.tagKeyboard.style.visibility.toLowerCase() == 'visible');
+ },
+
+ show : function()
+ {
+ if (this.isShown() == false) this.tagKeyboard.style.visibility = 'visible';
+ },
+
+ hide : function()
+ {
+ if (this.isShown() == true && this.autoHide) {this.tagKeyboard.style.visibility = 'hidden'; }
+ },
+
+ type : function(key)
+ {
+
+ var input = this.forControl;
+ var command = key.toLowerCase();
+
+ if (command == 'exit') {this.hide();}
+ else if (input != 'undefined' && input != null && command == 'bksp') {this.insert(input, 'bksp');}
+ else if (input != 'undefined' && input != null && command == 'del') {this.insert(input, 'del');}
+ else if (command == 'shift') {this.tagKeyboard.className = this.flagShift?'Keyboard Off':'Keyboard Shift';this.flagShift = this.flagShift?false:true;}
+ else if (command == 'caps') {this.tagKeyboard.className = this.caps?'Keyboard Off':'Keyboard Caps';this.caps = this.caps?false:true;}
+ else if (input != 'undefined' && input != null)
+ {
+ if (this.flagShift == true) {this.flagShift = false; this.tagKeyboard.className = 'Keyboard Off';}
+ key = key.replace(/&gt;/, '>'); key = key.replace(/&lt;/, '<'); key = key.replace(/&amp;/, '&');
+ this.insert(input, key);
+ }
+
+ if (command != 'exit') input.focus();
+
+ },
+
+ saveSelection : function()
+ {
+ if (this.keyboard.forControl.createTextRange)
+ {
+ this.keyboard.selection = document.selection.createRange().duplicate();
+ return;
+ }
+ },
+
+ insert : function(field, value)
+ {
+ if (this.forControl.createTextRange && this.selection)
+ {
+ if (value == 'bksp') {this.selection.moveStart("character", -1); this.selection.text = '';}
+ else if (value == 'del') {this.selection.moveEnd("character", 1); this.selection.text = '';}
+ else {this.selection.text = value;}
+
+ this.selection.select();
+ }
+ else
+ {
+ var selectStart = this.forControl.selectionStart;
+ var selectEnd = this.forControl.selectionEnd;
+ var start = (this.forControl.value).substring(0, selectStart);
+ var end = (this.forControl.value).substring(selectEnd, this.forControl.textLength);
+
+ if (value == 'bksp') {start = start.substring(0, start.length - 1); selectStart -= 1; value = '';}
+ if (value == 'del') {end = end.substring(1, end.length); value = '';}
+
+ this.forControl.value = start + value + end;
+ this.forControl.selectionStart = selectEnd + value.length;
+ this.forControl.selectionEnd = selectStart + value.length;
+ }
+ }
+} \ No newline at end of file