////////////////////////////////////////////////////////////////////////////
// System Pre-define Functions
// 95099372-ef3e-11ea-9c81-bf848405c62e

//Callback of data preparation stage before UI is fully loaded.
function OnInitializeData(reload, preview) {
    
        PUI(()=>{
                //you can access the 'ui' namespace in the parent form using the variable 'pui' here.
                //The 'pui' variable is valid in all functions of this document.
                //For robustness, you'd better use 'PUI(cb);' to access 'pui' variable.
	
        });
}

//Callback after UI is fully loaded and displayed.
function OnReady(reload, preview) {
    
        PUI(()=>{
                //you can access the 'ui' namespace in the parent form using the variable 'pui' here.
                //The 'pui' variable is valid in all functions of this document.
                //For robustness, you'd better use 'PUI(cb);' to access 'pui' variable.
	
        });
}

function OnCloseForm() {
}

function OnException(err) {
        //ui.MessageBox('Error', '' + err, MessageBox.Icon.Critical, MessageBox.Button.Ok);
}

function OnReturnMenu(){
        unit.form.mainfrm.menu(6);
}

function OnMaterialFiles() {
        
        //ui.pb_ok.enable = true;

        /*if(myArray.length === 0){
                unit.form.mainfrm.OnChangePicture(2, 3);
                return;        
        }
        
        var str = myArray[ui.listBox.index];
        var arr = str.split("，");
        var str1 = arr.join(' ');
        console.log(arr);
        model.write(str1, model.getCurrentDirectory() + '/data/material.txt');
        unit.form.mainfrm.OnSend('materials ' + str1);
        unit.form.mainfrm.OnChangePicture(2, 2);
        unit.form.mainfrm.OnCueline('恭喜您，材料添加成功!', 'green');*/
}
//////////////////////////////////////////////////////////////////////////
// Callback Functions.
// 641a254c-ef3e-11ea-bc8a-379bb908bdd7

//The message corresponding callback executed by the docker pane.
// when calling [side_pane].fireEvent(type,para) in the main form.
function OnParentDockerMessage(type, para) {
}

//////////////////////////////////////////////////////////////////////////
// Utils Functions.
// 6c165ad6-ef3e-11ea-987c-b761a131c2fe

function onDragFile(filepath) {
}

function PUI(cb) {
        if(pui){cb();}
}

/*Usage of BLOCK_EVENT
        BLOCK_EVENT(()=>{
                ui.[name].[var] = ...;
        });
*/

function BLOCK_EVENT(cb) {
        ui.block_event = true;
        
        cb();
        
        ui.block_event = false;
}

//////////////////////////////////////////////////////////////////////////
// template codes for cw callback js.

function CW_DeclareVariable(name, setter, getter) {
        if(typeof(__DeclareVariable) === 'function') {
                __DeclareVariable(name, setter, getter);
        }
}

function CW_DeclareOuterVariable(name) {
        if(typeof(__DeclareOuterVariable) === 'function') {
                __DeclareOuterVariable(name);
        }
}