Patch by Obaro Ogbo: Provide a PreferredWidth() implementation for the

Relation attribute column in the Open With panel. So double clicking will
size it properly. Fixes ticket #3035. Thanks a lot!


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@29779 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kits/tracker/WidgetAttributeText.cpp

@@ -1772,6 +1772,16 @@ OpenWithRelationAttributeText::ReadValue()
 }
 
 
+float
+OpenWithRelationAttributeText::PreferredWidth(const BPoseView *pose) const
+{
+	BString widthString;
+	TruncString(&widthString, fRelationText.String(), fRelationText.Length(),
+		pose, 500, B_TRUNCATE_END);
+	return pose->StringWidth(widthString.String());
+}
+
+
 void
 OpenWithRelationAttributeText::FitValue(BString *result, const BPoseView *view)
 {
@@ -1786,8 +1796,8 @@ OpenWithRelationAttributeText::FitValue(BString *result, const BPoseView *view)
 		launchWithView->OpenWithRelationDescription(fModel, &fRelationText);
 
 	fOldWidth = fColumn->Width();
-	fTruncatedWidth = TruncString(result, fRelationText.String(), fRelationText.Length(),
+	fTruncatedWidth = TruncString(result, fRelationText.String(),
-		view, fOldWidth, B_TRUNCATE_END);
+		fRelationText.Length(), view, fOldWidth, B_TRUNCATE_END);
 	fDirty = false;
 }
 

src/kits/tracker/WidgetAttributeText.h

@@ -357,6 +357,7 @@ class OpenWithRelationAttributeText : public ScalarAttributeText {
 	protected:
 		virtual void FitValue(BString *result, const BPoseView *);
 		virtual int64 ReadValue();
+		virtual float PreferredWidth(const BPoseView *) const;
 
 		const BPoseView *fPoseView;
 		BString fRelationText;