* The MimeTypeListView now supports switching to icon mode and back without

needing to reconstruct it.
* The file types list can now show icons, too (you can enable it using the menu)


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@16418 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/preferences/filetypes/FileTypesWindow.cpp

@@ -54,6 +54,8 @@ const uint32 kMsgSamePreferredAppAs = 'spaa';
 const uint32 kMsgTypeEntered = 'type';
 const uint32 kMsgDescriptionEntered = 'dsce';
 
+const uint32 kMsgToggleIcons = 'tgic';
+
 const struct type_map {
 	const char*	name;
 	type_code	type;
@@ -486,7 +488,12 @@ FileTypesWindow::FileTypesWindow(BRect frame)
 	menu->AddItem(new BMenuItem("Quit", new BMessage(B_QUIT_REQUESTED),
 		'Q', B_COMMAND_KEY));
 	menu->SetTargetForItems(be_app);
+	menuBar->AddItem(menu);
+
+	menu = new BMenu("Settings");
+	item = new BMenuItem("Show Icons in List", new BMessage(kMsgToggleIcons));
 	item->SetTarget(this);
+	menu->AddItem(item);
 	menuBar->AddItem(menu);
 
 	// MIME Types list
@@ -1093,6 +1100,17 @@ void
 FileTypesWindow::MessageReceived(BMessage* message)
 {
 	switch (message->what) {
+		case kMsgToggleIcons:
+		{
+			BMenuItem* item;
+			if (message->FindPointer("source", (void **)&item) != B_OK)
+				break;
+
+			item->SetMarked(!fTypeListView->IsShowingIcons());
+			fTypeListView->ShowIcons(item->IsMarked());
+			break;
+		}
+
 		case kMsgTypeSelected:
 		{
 			int32 index;

src/preferences/filetypes/MimeTypeListView.cpp

@@ -235,6 +235,14 @@ MimeTypeItem::AddSubtype()
 }
 
 
+void
+MimeTypeItem::ShowIcon(bool showIcon)
+{
+	fShowIcon = showIcon;
+}
+
+
+/*static*/
 int
 MimeTypeItem::Compare(const BListItem* a, const BListItem* b)
 {
@@ -257,6 +265,7 @@ MimeTypeItem::Compare(const BListItem* a, const BListItem* b)
 }
 
 
+/*static*/
 int
 MimeTypeItem::CompareLabels(const BListItem* a, const BListItem* b)
 {
@@ -592,3 +601,37 @@ MimeTypeListView::UpdateItem(MimeTypeItem* item)
 		InvalidateItem(IndexOf(item));
 }
 
+
+void
+MimeTypeListView::ShowIcons(bool showIcons)
+{
+	if (showIcons == fShowIcons)
+		return;
+
+	fShowIcons = showIcons;
+
+	if (Window() == NULL)
+		return;
+
+	// update items
+
+	BFont font;
+	GetFont(&font);
+
+	for (int32 i = FullListCountItems(); i-- > 0;) {
+		MimeTypeItem* item = dynamic_cast<MimeTypeItem*>(FullListItemAt(i));
+		if (item == NULL)
+			continue;
+
+		if (!item->IsSupertypeOnly())
+			item->ShowIcon(showIcons);
+
+		item->Update(this, &font);
+	}
+
+	FrameResized(Bounds().Width(), Bounds().Height());
+		// update scroller
+
+	Invalidate();
+}
+

src/preferences/filetypes/MimeTypeListView.h

@@ -29,6 +29,7 @@ class MimeTypeItem : public BStringItem {
 
 		void UpdateText();
 		void AddSubtype();
+		void ShowIcon(bool showIcon);
 
 		static int Compare(const BListItem* a, const BListItem* b);
 		static int CompareLabels(const BListItem* a, const BListItem* b);
@@ -62,6 +63,9 @@ class MimeTypeListView : public BOutlineListView {
 
 		void UpdateItem(MimeTypeItem* item);
 
+		void ShowIcons(bool showIcons);
+		bool IsShowingIcons() const { return fShowIcons; }
+
 	protected:
 		virtual void AttachedToWindow();
 		virtual void DetachedFromWindow();