[FLEX-21292] GB18030: HS: CHS: All: The tooltip cannot display 4-byte GB characters

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Later
• Affects Version/s: Adobe Flex SDK Previous
• Component/s: Tooltip Manager
• Environment: Affected OS(s): All OS Platforms; Affected OS(s): All OS Platforms; Browser: Internet Explorer 8.x; Language Found: Chinese, Simplified
• Assignee: Adobe JIRA
• Reporter: Adobe JIRA
• Created: 25/Sep/09 02:04
• Updated: 15/Apr/11 15:05
• Resolved: 28/Jan/12 01:50

Description

Pre-Steps:
For Win:
1. Install MS GB18030 support package on Simplified Chinese OS
MS GB18030 Download URL:
http://www.microsoft.com/china/windows2000/downloads/18030.asp
2. Set the font to "宋体-18030" on the "Font" field
(Desktop -> Properties -> Appearance -> Advanced -> Item, select each item in turn and set the font)
3. Set the font to "宋体-18030" via click the "Use System Font"
(Windows ->Preferences ->General -> Appearance -> Colors and Fonts, select each item in turn and then click "Use System Font")
4. Install MSPY2007 to type the Unicode for characters, i.e. U+3400
http://www.microsoft.com/china/windows/products/ime/MSPY2007.mspx

Steps to reproduce:
1. Launch FB with Chinese locale
2. Create a new flex project
3. Copy the following code to source view
<s:Button id="button1" label="U+6309U+94AEU+3400" toolTip="U+6309U+94AEU+3400"/>
4. Run the project
5. Move the cursor to the button
6. Observe the tooltip

Actual Results:
The 4-byte GB characters are shown as a blank square on the tooltips, but shown correctly on the label. Please see the screenshot "CHS_XP_ToolTip.jpg".

Note:
The version of SDK is 4.0.0 build 10485.

Expected Results:
The 4-byte GB characters should display correctly on the tooltips.

Workaround (if any):