david
47aaf11578
git-svn-id: https://192.168.0.254/svn/Componentes.Terceros.DevExpressVCL@38 05c56307-c608-d34a-929d-697000501d7a
320 lines
10 KiB
JavaScript
320 lines
10 KiB
JavaScript
/*
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ExpressWeb Framework by Developer Express
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ExpressWebDBLookup
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Copyright (c) 2000-2004 Developer Express Inc.
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ALL RIGHTS RESERVED
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The entire contents of this file is protected by U.S. and
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International Copyright Laws. Unauthorized reproduction,
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reverse-engineering, and distribution of all or any portion of
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the code contained in this file is strictly prohibited and may
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result in severe civil and criminal penalties and will be
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prosecuted to the maximum extent possible under the law.
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*/
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// globals
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var dxLookup = [];
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dxLookup["Inf"] = new dx_Info();
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dxLookup["Utl"] = new dx_Utils();
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dxLookup["Mng"] = new dx_LookupManager();
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dxLookup["Pos"] = dxLookup.Utl.CreatePosHelper();
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dxLookup["Obj"] = dxLookup.Utl.CreateObjHelper();
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dxLookup["Evt"] = new dx_EventManager();
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// Class Lookup
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function dx_Lookup()
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{
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this.Name = "";
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this.Dropped = false;
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this.BackColor = "window";
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this.ForeColor = "windowtext";
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this.SelectedBackColor = "highlight";
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this.SelectedForeColor = "highlighttext";
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// Events
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this.OnChange = null;
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// Server events
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this.AssignOnChange = true;
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this.GetMainElement = function() {
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return dxLookup.Obj.GetElementById(this.Name);
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}
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this.GetLookupElement = function() {
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return dxLookup.Obj.GetElementById(this.Name + "Lookup");
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}
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this.GetLookupEditorElement = function() {
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return dxLookup.Obj.GetElementById(this.Name + "Editor");
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}
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this.GetLookupKeyValueElement = function() {
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return dxLookup.Obj.GetElementById(this.Name + "KeyValue");
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}
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this.Show = function () {
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var lookup = this.GetLookupElement();
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if( Exists(lookup) ) {
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dxLookup.Obj.SetElementVisibility(lookup, true);
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this.ShowCursor();
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this.SetScroll();
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this.Dropped = true;
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}
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}
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this.Hide = function () {
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var lookup = this.GetLookupElement();
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if( Exists(lookup) ) {
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this.HideCursor();
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dxLookup.Obj.SetElementVisibility(lookup, false);
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this.Dropped = false;
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}
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}
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this.Toggle = function () {
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var lookup = this.GetLookupElement();
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if( Exists(lookup) ) {
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if(dxLookup.Obj.IsElementVisible(lookup)) this.Hide();
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else this.Show();
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}
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}
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this.ShowCursor = function () {
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this.SetCursor(this.SelectedBackColor, this.SelectedForeColor);
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}
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this.HideCursor = function () {
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this.SetCursor(this.BackColor, this.ForeColor);
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}
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this.SetCursor = function (bgColor, textColor) {
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var key = this.GetLookupKeyValueElement();
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if( Exists(key) ) {
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var focusedRow = dxLookup.Obj.GetElementById(this.Name + key.value);
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if( Exists(focusedRow) ) {
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if(focusedRow.tagName == "TR") {
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this.SetBgColor(focusedRow, bgColor);
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this.SetColor(focusedRow, textColor);
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}
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}
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}
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}
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this.SetColor = function (aNode, aColor) {
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for(var i = 0; i < aNode.childNodes.length; i ++) {
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if(aNode.childNodes[i].tagName == "INPUT" && aNode.childNodes[i].tagName == "SELECT") continue;
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aNode.style.color = aColor;
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this.SetColor(aNode.childNodes[i], aColor);
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}
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}
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this.SetBgColor = function (aNode, aColor) {
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for(var i = 0; i < aNode.childNodes.length; i ++)
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{
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if(aNode.childNodes[i].tagName == "INPUT" && aNode.childNodes[i].tagName == "SELECT") continue;
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aNode.style.backgroundColor = aColor;
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this.SetBgColor(aNode.childNodes[i], aColor);
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}
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}
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this.SetScroll = function() {
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var key = this.GetLookupKeyValueElement();
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if( Exists(key) ) {
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var focusedRow = dxLookup.Obj.GetElementById(this.Name + key.value);
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var lookupTable = dxLookup.Obj.GetElementById(this.Name + "LookupTable");
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if( Exists(focusedRow) && Exists(lookupTable) ) {
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lookupTable.scrollTop = focusedRow.offsetTop;
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}
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}
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}
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this.SetItem = function (AKeyValue){
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this.HideCursor();
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var editor = this.GetLookupEditorElement();
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if( Exists(editor) ) {
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var listCell = dxLookup.Obj.GetElementById(this.Name + AKeyValue + 'ListCell');
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if( Exists(listCell) ) {
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if(dxLookup.Inf.ie) editor.value = listCell.innerText;
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else {
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if(listCell.innerHTML.indexOf("<img") == -1) editor.value = listCell.innerHTML;
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else editor.value = "";
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}
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}
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}
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var key = this.GetLookupKeyValueElement();
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if( Exists(key) ) key.value = AKeyValue;
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this.ShowCursor();
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window.setTimeout("dxLookup.Mng.HideLookup('" + this.Name + "');", 100);
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}
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this.SelectItem = function (AKeyValue){
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this.SetItem(AKeyValue);
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this.DoChange();
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}
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this.DoChange = function (){
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if(this.OnChange) {
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this.OnChange(this);
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}
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if(this.AssignOnChange) {
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__doPostBack(this.Name, "CHANGE");
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}
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}
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}
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// Class dx_LookupNS4
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function dx_LookupNS4()
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{
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this.inherit = dx_Lookup;
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this.inherit();
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this.GetLookupTableElement = function() {
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return dxLookup.Obj.GetElementById(this.Name + "LookupTable")
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}
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this.Show = function () {
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var lookup = this.GetLookupElement();
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if( Exists(lookup) ) {
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var posImg = dxLookup.Obj.GetElementById(this.Name + "PosImage");
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if( Exists(posImg) ) {
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lookup.left = posImg.x;
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lookup.top = posImg.y;
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}
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dxLookup.Obj.SetElementVisibility(lookup, true);
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var lookupTable = this.GetLookupTableElement();
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if( Exists(lookupTable) ) {
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var LTImg = dxLookup.Obj.GetElementById(this.Name + "TableLTImage");
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var RBImg = dxLookup.Obj.GetElementById(this.Name + "TableRBImage");
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if( Exists(LTImg) && Exists(RBImg) )
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{
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lookupTable.pageX = lookup.pageX + LTImg.x;
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lookupTable.pageY = lookup.pageY + LTImg.y;
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lookupTable.width = RBImg.x - LTImg.x;
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lookupTable.height = RBImg.y - LTImg.y - 1;
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lookupTable.clip.top = 0;
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lookupTable.clip.left = 0;
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lookupTable.clip.width = RBImg.x - LTImg.x;
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lookupTable.clip.height = RBImg.y - LTImg.y - 1;
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dxLookup.Obj.SetElementVisibility(lookupTable, true);
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}
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}
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}
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}
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this.Hide = function () {
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var lookup = this.GetLookupElement();
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if( Exists(lookup) ) {
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dxLookup.Obj.SetElementVisibility(lookup, false);
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lookupTable = this.GetLookupTableElement();
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if( Exists(lookupTable) ) dxLookup.Obj.SetElementVisibility(lookupTable, false);
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this.Dropped = false;
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}
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}
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this.ScrollUp = function () {
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var lookupTable = this.GetLookupTableElement();
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if( Exists(lookupTable) ) {
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var height = lookupTable.clip.height;
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var scrollOffset = height - 20;
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if(height > lookupTable.clip.top) scrollOffset = lookupTable.clip.top;
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if(scrollOffset > 0) {
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lookupTable.clip.top -= scrollOffset;
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lookupTable.pageY += scrollOffset;
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lookupTable.clip.height = height;
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}
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}
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}
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this.ScrollDown = function () {
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var lookupTable = this.GetLookupTableElement();
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if( Exists(lookupTable) ) {
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var height = lookupTable.clip.height;
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var scrollOffset = height - 20;
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if(lookupTable.clip.top + height > lookupTable.document.height - lookupTable.clip.height)
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scrollOffset = lookupTable.document.height - lookupTable.clip.height - lookupTable.clip.top;
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if(scrollOffset > 0) {
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lookupTable.clip.top += scrollOffset;
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lookupTable.pageY -= scrollOffset;
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lookupTable.clip.height = height;
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}
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}
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}
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this.SetItem = function (AKeyValue, AListValue) {
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var editor = this.GetLookupEditorElement();
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if( Exists(editor) ) editor.value = AListValue;
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var key = this.GetLookupKeyValueElement();
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if( Exists(key) ) key.value = AKeyValue;
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window.setTimeout("dxLookup.Mng.HideLookup('" + this.Name + "');", 100);
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}
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}
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function dx_LookupOpera()
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{
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this.inherit = dx_Lookup;
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this.inherit();
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this.Show = function () {
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var lookup = this.GetLookupElement();
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if( Exists(lookup) ) {
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dxLookup.Obj.SetElementVisibility(lookup, true);
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this.Dropped = true;
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}
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}
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this.Hide = function () {
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var lookup = this.GetLookupElement();
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if( Exists(lookup) ) {
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dxLookup.Obj.SetElementVisibility(lookup, false);
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this.Dropped = false;
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}
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}
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this.SetItem = function (AKeyValue, AListValue) {
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var editor = this.GetLookupEditorElement();
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if( Exists(editor) ) editor.value = AListValue;
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var key = this.GetLookupKeyValueElement();
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if( Exists(key) ) key.value = AKeyValue;
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this.Hide();
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}
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}
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// Class LookupManager
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function dx_LookupManager()
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{
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this.lookups = [];
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this.CreateLookup = function() {
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var lookup = dxLookup.Inf.ns4 ? new dx_LookupNS4() : dxLookup.Inf.op ? new dx_LookupOpera() : new dx_Lookup();
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this.lookups.Add(lookup);
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return lookup;
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}
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this.GetLookup = function(AName) {
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for(var i = 0; i < this.lookups.length; i++)
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if(AName == this.lookups[i].Name) return this.lookups[i];
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return null;
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}
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this.HideLookup = function(AName) {
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var lookup = this.GetLookup(AName);
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if( Exists(lookup) ) lookup.Hide();
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}
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this.OnMouseDown = function(e) {
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for(var i = 0; i < this.lookups.length; i++) {
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if( !Exists(dxLookup.Obj.GetParentById(dxLookup.Inf.GetSrcElement(e), this.lookups[i].Name)))
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this.lookups[i].Hide();
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}
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}
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this.OnResize = function() {
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for(var i = 0; i < this.lookups.length; i++) this.lookups[i].Hide();
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}
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}
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function CreateLookup() {
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return dxLookup.Mng.CreateLookup();
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}
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function LookupButtonClick(name) {
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var lookup = dxLookup.Mng.GetLookup(name);
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if( Exists(lookup) ) lookup.Toggle();
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}
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function SelectLookupItem(name, AKeyValue, AListValue) {
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var lookup = dxLookup.Mng.GetLookup(name);
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if( Exists(lookup) ) lookup.SelectItem(AKeyValue, AListValue);
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}
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function SetLookupItem(name, AKeyValue, AListValue) {
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var lookup = dxLookup.Mng.GetLookup(name);
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if( Exists(lookup) ) lookup.SetItem(AKeyValue, AListValue);
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}
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function LookupScrollUp(name) {
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var lookup = dxLookup.Mng.GetLookup(name);
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if( Exists(lookup) ) lookup.ScrollUp();
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}
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function LookupScrollDown(name) {
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var lookup = dxLookup.Mng.GetLookup(name);
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if( Exists(lookup) ) lookup.ScrollDown();
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}
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dxLookup.Evt.Attach("window.onresize", function() { dxLookup.Mng.OnResize(); } );
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window.onresize = function() { dxLookup.Evt.Exec("window.onresize"); }
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dxLookup.Evt.Attach("window.document.onmousedown", function(e) { dxLookup.Mng.OnMouseDown(e); } );
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window.document.onmousedown = function(e) { dxLookup.Evt.Exec("window.document.onmousedown", e); }
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