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authorAndrey Kleshchev <andreykproductengine@lindenlab.com>2020-12-03 13:26:44 +0200
committerAndrey Kleshchev <andreykproductengine@lindenlab.com>2020-12-03 13:26:44 +0200
commit65d661bc67a1ea712a8311fa474cf222f2bd3504 (patch)
treeb177295ff17c386a2c1b312dcfb8f52d20261b88 /indra
parent9abac37e42781aaacfc9331627182c2e83f98fd9 (diff)
SL-6109 Crash fix for left right selection shift when nothing or whole string is selected
Diffstat (limited to 'indra')
-rw-r--r--indra/llui/llscrolllistctrl.cpp62
1 files changed, 34 insertions, 28 deletions
diff --git a/indra/llui/llscrolllistctrl.cpp b/indra/llui/llscrolllistctrl.cpp
index 208fc0a219..7d4661c6c7 100644
--- a/indra/llui/llscrolllistctrl.cpp
+++ b/indra/llui/llscrolllistctrl.cpp
@@ -2226,22 +2226,25 @@ BOOL LLScrollListCtrl::handleKeyHere(KEY key,MASK mask )
{
// TODO: support multi-select
LLScrollListItem *item = getFirstSelected();
- S32 cell = item->getSelectedCell();
- switch (mSelectionType)
+ if (item)
{
- case CELL:
- if (cell < mColumns.size()) cell++;
- break;
- case HEADER:
- if (cell == -1) cell = 1;
- else if (cell > 1 && cell < mColumns.size()) cell++; // skip header
- break;
- case ROW:
- cell = -1;
- break;
+ S32 cell = item->getSelectedCell();
+ switch (mSelectionType)
+ {
+ case CELL:
+ if (cell < mColumns.size()) cell++;
+ break;
+ case HEADER:
+ if (cell == -1) cell = 1;
+ else if (cell > 1 && cell < mColumns.size()) cell++; // skip header
+ break;
+ case ROW:
+ cell = -1;
+ break;
+ }
+ item->setSelectedCell(cell);
+ handled = TRUE;
}
- item->setSelectedCell(cell);
- handled = TRUE;
}
break;
case KEY_RIGHT:
@@ -2249,22 +2252,25 @@ BOOL LLScrollListCtrl::handleKeyHere(KEY key,MASK mask )
{
// TODO: support multi-select
LLScrollListItem *item = getFirstSelected();
- S32 cell = item->getSelectedCell();
- switch (mSelectionType)
+ if (item)
{
- case CELL:
- if (cell >= 0) cell--;
- break;
- case HEADER:
- if (cell > 1) cell--;
- else if (cell == 1) cell = -1; // skip header
- break;
- case ROW:
- cell = -1;
- break;
+ S32 cell = item->getSelectedCell();
+ switch (mSelectionType)
+ {
+ case CELL:
+ if (cell >= 0) cell--;
+ break;
+ case HEADER:
+ if (cell > 1) cell--;
+ else if (cell == 1) cell = -1; // skip header
+ break;
+ case ROW:
+ cell = -1;
+ break;
+ }
+ item->setSelectedCell(cell);
+ handled = TRUE;
}
- item->setSelectedCell(cell);
- handled = TRUE;
}
break;
case KEY_PAGE_UP: