summaryrefslogtreecommitdiff
path: root/indra/llui/llviewmodel.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'indra/llui/llviewmodel.cpp')
-rw-r--r--indra/llui/llviewmodel.cpp61
1 files changed, 36 insertions, 25 deletions
diff --git a/indra/llui/llviewmodel.cpp b/indra/llui/llviewmodel.cpp
index a400eb70c0..93106b344f 100644
--- a/indra/llui/llviewmodel.cpp
+++ b/indra/llui/llviewmodel.cpp
@@ -3,25 +3,25 @@
* @author Nat Goodspeed
* @date 2008-08-08
* @brief Implementation for llviewmodel.
- *
+ *
* $LicenseInfo:firstyear=2008&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
- *
+ *
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
- *
+ *
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
- *
+ *
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
+ *
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
@@ -37,13 +37,13 @@
///
LLViewModel::LLViewModel()
-: mDirty(false)
+: mDirty(false)
{
}
/// Instantiate an LLViewModel with an existing data value
LLViewModel::LLViewModel(const LLSD& value)
-: mDirty(false)
+: mDirty(false)
{
setValue(value);
}
@@ -65,23 +65,23 @@ LLSD LLViewModel::getValue() const
///
LLTextViewModel::LLTextViewModel()
: LLViewModel(false),
- mUpdateFromDisplay(false)
+ mUpdateFromDisplay(false)
{
}
/// Instantiate an LLViewModel with an existing data value
LLTextViewModel::LLTextViewModel(const LLSD& value)
: LLViewModel(value),
- mUpdateFromDisplay(false)
+ mUpdateFromDisplay(false)
{
}
/// Update the stored value
void LLTextViewModel::setValue(const LLSD& value)
{
- // approximate LLSD storage usage
- LLViewModel::setValue(value);
- mDisplay = utf8str_to_wstring(value.asString());
+ // approximate LLSD storage usage
+ LLViewModel::setValue(value);
+ mDisplay = utf8str_to_wstring(mStringValue = value.asString());
// mDisplay and mValue agree
mUpdateFromDisplay = false;
@@ -93,31 +93,42 @@ void LLTextViewModel::setDisplay(const LLWString& value)
// and do the utf8str_to_wstring() to get the corresponding mDisplay
// value. But a text editor might want to edit the display string
// directly, then convert back to UTF8 on commit.
- mDisplay = value;
- mDirty = true;
+ mDisplay = value;
+ mDirty = true;
// Don't immediately convert to UTF8 -- do it lazily -- we expect many
// more setDisplay() calls than getValue() calls. Just flag that it needs
// doing.
mUpdateFromDisplay = true;
}
-LLSD LLTextViewModel::getValue() const
+inline void updateFromDisplayIfNeeded(const LLTextViewModel* model)
{
- // Has anyone called setDisplay() since the last setValue()? If so, have
- // to convert mDisplay back to UTF8.
- if (mUpdateFromDisplay)
+ // Has anyone called setDisplay() since the last setValue()?
+ // If so, have to convert mDisplay back to UTF8.
+ if (model->mUpdateFromDisplay)
{
- // The fact that we're lazily updating fields in this object should be
- // transparent to clients, which is why this method is left
- // conventionally const. Nor do we particularly want to make these
- // members mutable. Just cast away constness in this one place.
- LLTextViewModel* nthis = const_cast<LLTextViewModel*>(this);
+ // The fact that we're lazily updating fields
+ // in this object should be transparent to clients,
+ // which is why this method is left conventionally const.
+ // Nor do we particularly want to make these members mutable.
+ // Just cast away constness in this one place.
+ LLTextViewModel* nthis = const_cast<LLTextViewModel*>(model);
nthis->mUpdateFromDisplay = false;
- nthis->mValue = wstring_to_utf8str(mDisplay);
+ nthis->mValue = nthis->mStringValue = wstring_to_utf8str(model->mDisplay);
}
- return LLViewModel::getValue();
}
+LLSD LLTextViewModel::getValue() const
+{
+ updateFromDisplayIfNeeded(this);
+ return mValue;
+}
+
+const std::string& LLTextViewModel::getStringValue() const
+{
+ updateFromDisplayIfNeeded(this);
+ return mStringValue;
+}
////////////////////////////////////////////////////////////////////////////