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Category Archives: Windows

Is Vista a failure?

I am getting sick and tired of reading about how failure Vista is. Vista being late is one thing, but stating that Vista is failure and XP is better, is totally wrong. I have Vista running on four of PCs running in my house and all are running very well. And no I don’t have the latest hardware on all four of my PCs

This notion that Microsoft talking about Windows7 indicates Vista failure is also wrong. Microsoft have indicated regardless how success the current OS is that they will have a two year release cycle.

In all these reports that talk about how bad Vista is, never mention any specifics why Vista is a failure. It seems that picking on Vista without providing any details is becoming a popular trend

 
2 Comments

Posted by on May 28, 2008 in Microsoft, Technology, Vista, Windows

 

Using The Microsoft UI Automation Library to Drive UI Automation

The UI Automation Library is included in the .NET Framework 3.0. The concept seems to be straightforward. Every UI control is an “AutomationElement” which can be found through searching from the Parent “AutomationElement”. The top AutomationElement is defined as the “RootElement”, which is the Desktop. Another way to get the AutomationElement Object to a given Window is by starting a “Process”, and then using the Process MainWindowHandle to get the AutomationElement object.

The code shown below is basically a test that Invoke Notepad, Enters an input text, and then it compares with the text which is read from Text property of the Notepad Text Field, and then closes Notepad without saving.

using System;
using System.Windows.Automation;
using System.Diagnostics;
using System.Threading;
using System.Collections.Generic;
using System.Text;

namespace UIAuto_01
{
class Program
{
static void Main(string[] args)
{
Console.WriteLine("Starting Notepad!!!");

// #1 Start Notepad
//
Process notepadProcess = Process.Start("notepad.exe");
Thread.Sleep(500);
AutomationElement aeDesktop = AutomationElement.RootElement;

// #2 Find Notepad
//
AutomationElement aeNotepad = AutomationElement.FromHandle(notepadProcess.MainWindowHandle);

if (null == aeNotepad)
{
throw new Exception("Notepad not found!");
}
Console.WriteLine("Found Notepad !!!!");

// #3 Find Notepad Text Field Control
//
AutomationElementCollection aeAllTextBoxes =
aeNotepad.FindAll(TreeScope.Children,
new PropertyCondition(AutomationElement.ControlTypeProperty,
ControlType.Document));

if (0 == aeAllTextBoxes.Count)
{
throw new Exception("Notepad Edit field not found!!");
}

Console.WriteLine("Found Notepad Edit Field!!!!");

AutomationElement aeNotepadDoc = aeAllTextBoxes[0];

// #4 Type the input value
//
aeNotepadDoc.SetFocus();
string InputValue = "Hello World!";
System.Windows.Forms.SendKeys.SendWait(InputValue);

// #5 Get the Text from the Text Field
//
TextPattern tpNotepadDoc = (TextPattern)aeNotepadDoc.GetCurrentPattern(TextPattern.Pattern);
string ActualValue = tpNotepadDoc.DocumentRange.GetText(-1).Trim();

// #6 Compare input and actual
//
if (ActualValue == InputValue)
{
Console.WriteLine("Test Passed!");
}
else
{
Console.WriteLine("Test Failed: Expected={0} Actual={1}", InputValue, ActualValue);
}

// #7 Now close Notepad
//
WindowPattern wpNotepad = (WindowPattern)aeNotepad.GetCurrentPattern(WindowPattern.Pattern);
wpNotepad.Close();

// #8 Find The Save, Don't Save, Cancel Dailog
//
AutomationElement aeSaveDailog = findElement(aeNotepad, "Notepad", 10);
if (null == aeSaveDailog)
{
throw new Exception("Notepad Save dailog was not found!");
}

// #9 Find the "Don't Save" button and Click it
//
AutomationElement aeDontSaveBtn = findElement(aeSaveDailog, "Don't Save", 10);
if (null == aeDontSaveBtn)
{
throw new Exception("Notepad Don't Save Button was not found!");
}
InvokePattern ipDontSaveBtn = (InvokePattern)aeDontSaveBtn.GetCurrentPattern(InvokePattern.Pattern);
ipDontSaveBtn.Invoke();

// #10 Done
//
Console.ReadLine();
}

// Returns a Automation Element based on the parent AutomationElement, and caption.
//
private static AutomationElement findElement(AutomationElement parent, string caption, int timeout)
{
AutomationElement aeNew = null;
int numWaits = 0;
do
{
aeNew = parent.FindFirst(TreeScope.Children,
new PropertyCondition(AutomationElement.NameProperty, caption)
);
++numWaits;
Thread.Sleep(100);
} while (aeNew == null && numWaits < timeout);
return (aeNew);
}
}
}

 
 
 
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