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Lines 5083-5093
Link Here
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| 5083 |
* When there are many columns in a table, scrolling performance |
5083 |
* When there are many columns in a table, scrolling performance |
| 5084 |
* can be improved by temporarily unsubclassing the window proc |
5084 |
* can be improved by temporarily unsubclassing the window proc |
| 5085 |
* so that internal messages are dispatched directly to the table. |
5085 |
* so that internal messages are dispatched directly to the table. |
| 5086 |
* If the application expects to see a paint event, the window |
5086 |
* If the application expects to see a paint event or has a child |
| 5087 |
* proc cannot be unsubclassed or the event will not be seen. |
5087 |
* whose font, foreground or background color might be needed, |
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5088 |
* the window proc cannot be unsubclassed. |
| 5088 |
*/ |
5089 |
*/ |
| 5089 |
if (!hooks (SWT.Paint) && !filters (SWT.Paint)) { |
5090 |
if (OS.GetWindow (handle, OS.GW_CHILD) == 0) { |
| 5090 |
unsubclass (); |
5091 |
if (!hooks (SWT.Paint) && !filters (SWT.Paint)) { |
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5092 |
unsubclass (); |
| 5093 |
} |
| 5091 |
} |
5094 |
} |
| 5092 |
LRESULT result = super.WM_HSCROLL (wParam, lParam); |
5095 |
LRESULT result = super.WM_HSCROLL (wParam, lParam); |
| 5093 |
subclass (); |
5096 |
subclass (); |
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Lines 5120-5130
Link Here
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| 5120 |
* When there are many columns in a table, scrolling performance |
5123 |
* When there are many columns in a table, scrolling performance |
| 5121 |
* can be improved by temporarily unsubclassing the window proc |
5124 |
* can be improved by temporarily unsubclassing the window proc |
| 5122 |
* so that internal messages are dispatched directly to the table. |
5125 |
* so that internal messages are dispatched directly to the table. |
| 5123 |
* If the application expects to see a paint event, the window |
5126 |
* If the application expects to see a paint event or has a child |
| 5124 |
* proc cannot be unsubclassed or the event will not be seen. |
5127 |
* whose font, foreground or background color might be needed, |
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|
5128 |
* the window proc cannot be unsubclassed. |
| 5125 |
*/ |
5129 |
*/ |
| 5126 |
if (!hooks (SWT.Paint) && !filters (SWT.Paint)) { |
5130 |
if (OS.GetWindow (handle, OS.GW_CHILD) == 0) { |
| 5127 |
unsubclass (); |
5131 |
if (!hooks (SWT.Paint) && !filters (SWT.Paint)) { |
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5132 |
unsubclass (); |
| 5133 |
} |
| 5128 |
} |
5134 |
} |
| 5129 |
LRESULT result = super.WM_VSCROLL (wParam, lParam); |
5135 |
LRESULT result = super.WM_VSCROLL (wParam, lParam); |
| 5130 |
subclass (); |
5136 |
subclass (); |
