FindChildById Method

Searches for an element among the children by the ID, and returns the first occurrence.

Syntax

public HtmlElement FindChildById( 
   string id
)

Parameters

id

Type: System.String

The ID that defines search condition of HTML elements.

Return Value

Type: Zennolab.CommandCenter.HtmlElement

The first element that matches the conditions defined by the ID, if found; otherwise, the result is void.

Remarks

If html element was not found then this method returns the HtmlElement object in which IsVoid or IsNill property is "true".

Example

The following code example demonstrates uses of the FindChildById method.

public static int Execute(Instance instance, IZennoPosterProjectModel project)
{
    // clear cookie
    instance.ClearCookie();
    
    // go to lessons.zennolab.com
    Tab tab = instance.MainTab;
    if ((tab.IsVoid) || (tab.IsNull)) return -1;
    if (tab.IsBusy) tab.WaitDownloading();
    tab.Navigate("lessons.zennolab.com");
    if (tab.IsBusy) tab.WaitDownloading();
    
    // find element by id
    HtmlElement he = tab.FindElementById("main");
    
    // find child element by id
    HtmlElement heCh = he.FindChildById("inputs");
    
    return 0;
}

public static function Execute($instance, $project)
{
    // clear cookie
    $instance->ClearCookie();
    
    // go to lessons.zennolab.com
    $tab = $instance->MainTab;
    if (($tab->IsVoid) || ($tab->IsNull)) return -1;
    if ($tab->IsBusy) $tab->WaitDownloading();
    $tab->Navigate("lessons.zennolab.com");
    if ($tab->IsBusy) $tab->WaitDownloading();
    
    // find element by id
    $he = $tab->FindElementById("main");
    
    // find child element by id
    $heCh = $he->FindChildById("inputs");
    
    return 0;
}

Requirements

Target Platforms: Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family, Windows Seven

Reference

HtmlElement Class
HtmlElement Members
FindChildByAttribute Method
FindChildByName Method
FindChildByTag Method
FindChildByXPath Method
FindChildrenByAttribute Method
FindChildrenById Method
FindChildrenByName Method
FindChildrenByTags Method
FindChildrenByXPath Method
GetAttribute Method
GetSelectedItems Method
GetValue Method
RiseEvent Method
SetAttribute Method
SetSelectedItems Method
SetValue Method