Author: ivanz
Date: 2008-02-19 15:03:01 -0500 (Tue, 19 Feb 2008)
New Revision: 96182
Modified:
branches/mono-1-9/mcs/class/Managed.Windows.Forms/System.Windows.Forms/ChangeLog
branches/mono-1-9/mcs/class/Managed.Windows.Forms/System.Windows.Forms/PropertyGridView.cs
Log:
2008-02-19 Ivan N. Zlatev <[EMAIL PROTECTED]>
[Backport to 1.9]
* PropertyGridView.cs: Fix a big performance bug.
Modified:
branches/mono-1-9/mcs/class/Managed.Windows.Forms/System.Windows.Forms/ChangeLog
===================================================================
---
branches/mono-1-9/mcs/class/Managed.Windows.Forms/System.Windows.Forms/ChangeLog
2008-02-19 20:01:42 UTC (rev 96181)
+++
branches/mono-1-9/mcs/class/Managed.Windows.Forms/System.Windows.Forms/ChangeLog
2008-02-19 20:03:01 UTC (rev 96182)
@@ -1,3 +1,8 @@
+2008-02-19 Ivan N. Zlatev <[EMAIL PROTECTED]>
+
+ [Backport to 1.9]
+ * PropertyGridView.cs: Fix a big performance bug.
+
2008-02-17 Ivan N. Zlatev <[EMAIL PROTECTED]>
[Backport to 1.9]
Modified:
branches/mono-1-9/mcs/class/Managed.Windows.Forms/System.Windows.Forms/PropertyGridView.cs
===================================================================
---
branches/mono-1-9/mcs/class/Managed.Windows.Forms/System.Windows.Forms/PropertyGridView.cs
2008-02-19 20:01:42 UTC (rev 96181)
+++
branches/mono-1-9/mcs/class/Managed.Windows.Forms/System.Windows.Forms/PropertyGridView.cs
2008-02-19 20:03:01 UTC (rev 96182)
@@ -560,19 +560,20 @@
vbar.Value = 0;
vbar.Visible = false;
}
+ UpdateGridTextBoxBounds
((GridEntry)property_grid.SelectedGridItem);
}
- private bool GetScrollBarVisible ()
- {
- if (property_grid.RootGridItem == null)
- return false;
-
- int visibleRows = GetVisibleRowsCount ();
- int openedItems = GetVisibleItemsCount
((GridEntry)property_grid.RootGridItem);
- if (openedItems > visibleRows)
- return true;
- return false;
- }
+ // private bool GetScrollBarVisible ()
+ // {
+ // if (property_grid.RootGridItem == null)
+ // return false;
+ //
+ // int visibleRows = GetVisibleRowsCount ();
+ // int openedItems = GetVisibleItemsCount
((GridEntry)property_grid.RootGridItem);
+ // if (openedItems > visibleRows)
+ // return true;
+ // return false;
+ // }
#region Drawing Code
private void DrawGridItems (GridItemCollection grid_items,
PaintEventArgs pevent, int depth, ref int yLoc) {
@@ -829,13 +830,7 @@
grid_textbox.ForeColor =
SystemColors.ControlText;
grid_textbox.ReadOnly =
!entry.IsEditable;
}
-
- int y = -vbar.Value*row_height;
- CalculateItemY (entry,
property_grid.RootGridItem.GridItems, ref y);
- int x = SplitterLocation + ENTRY_SPACING +
(entry.PaintValueSupported ? VALUE_PAINT_INDENT : 0);
- grid_textbox.SetBounds (x + ENTRY_SPACING, y +
ENTRY_SPACING,
- ClientRectangle.Width -
ENTRY_SPACING - x - (GetScrollBarVisible () ? vbar.Width : 0),
- row_height -
ENTRY_SPACING);
+ UpdateGridTextBoxBounds (entry);
grid_textbox.Text = entry.IsMerged &&
!entry.HasMergedValue ? String.Empty : entry.ValueText;
grid_textbox.Visible = true;
InvalidateItem (entry);
@@ -845,6 +840,16 @@
}
}
+ private void UpdateGridTextBoxBounds (GridEntry entry)
+ {
+ int y = -vbar.Value*row_height;
+ CalculateItemY (entry,
property_grid.RootGridItem.GridItems, ref y);
+ int x = SplitterLocation + ENTRY_SPACING +
(entry.PaintValueSupported ? VALUE_PAINT_INDENT : 0);
+ grid_textbox.SetBounds (x + ENTRY_SPACING, y +
ENTRY_SPACING,
+ ClientRectangle.Width -
ENTRY_SPACING - x - (vbar.Visible ? vbar.Width : 0),
+ row_height - ENTRY_SPACING);
+ }
+
// Calculates the sum of the heights of all items before the one
//
private bool CalculateItemY (GridEntry entry,
GridItemCollection items, ref int y)
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