HaikuDepot: Show package in info area when selected in list

* Includes fixes along the way. Shows only package title as of
   now.

src/apps/haiku-depot/MainWindow.cpp

@@ -88,6 +88,19 @@ MainWindow::MessageReceived(BMessage* message)
 		case B_SIMPLE_DATA:
 		case B_REFS_RECEIVED:
 			break;
+
+		case MSG_PACKAGE_SELECTED:
+		{
+			int32 index;
+			if (message->FindInt32("index", &index) == B_OK
+				&& index >= 0 && index < fVisiblePackages.CountItems()) {
+				_AdoptPackage(fVisiblePackages.ItemAtFast(index));
+			} else {
+				_ClearPackage();
+			}
+			break;
+		}
+		
 		default:
 			BWindow::MessageReceived(message);
 			break;
@@ -107,15 +120,29 @@ MainWindow::_BuildMenu(BMenuBar* menuBar)
 void
 MainWindow::_AdoptModel()
 {
-	PackageInfoList packages = fModel.CreatePackageList();
+	fVisiblePackages = fModel.CreatePackageList();
 	
 	fPackageListView->Clear();
-	for (int32 i = 0; i < packages.CountItems(); i++) {
+	for (int32 i = 0; i < fVisiblePackages.CountItems(); i++) {
-		fPackageListView->AddPackage(packages.ItemAtFast(i));
+		fPackageListView->AddPackage(fVisiblePackages.ItemAtFast(i));
 	}
 }
 
 
+void
+MainWindow::_AdoptPackage(const PackageInfo& package)
+{
+	fPackageInfoView->SetPackage(package);
+}
+
+
+void
+MainWindow::_ClearPackage()
+{
+	fPackageInfoView->Clear();
+}
+
+
 void
 MainWindow::_InitDummyModel()
 {

src/apps/haiku-depot/MainWindow.h

@@ -33,6 +33,9 @@ public:
 private:
 			void				_BuildMenu(BMenuBar* menuBar);
 			void				_AdoptModel();
+			
+			void				_AdoptPackage(const PackageInfo& package);
+			void				_ClearPackage();
 
 			void				_InitDummyModel();
 
@@ -44,6 +47,7 @@ private:
 			BSplitView*			fSplitView;
 
 			Model				fModel;
+			PackageInfoList		fVisiblePackages;
 };
 
 #endif // MAIN_WINDOW_H

src/apps/haiku-depot/PackageInfoView.cpp

@@ -23,7 +23,7 @@ class TitleView : public BView {
 public:
 	TitleView()
 		:
-		BView("title view", B_WILL_DRAW),
+		BView("title view", B_WILL_DRAW | B_FULL_UPDATE_ON_RESIZE),
 		fIcon(NULL),
 		fTitle()
 	{
@@ -47,6 +47,8 @@ public:
 		BPoint offset(B_ORIGIN);
 		BRect bounds(Bounds());
 		
+		FillRect(updateRect, B_SOLID_LOW);
+		
 		if (fIcon != NULL) {
 			// TODO: ...
 		}
@@ -81,6 +83,7 @@ public:
 		// TODO: Fetch icon
 		fTitle = package.Title();
 		InvalidateLayout();
+		Invalidate();
 	}
 
 	void Clear()
@@ -88,6 +91,11 @@ public:
 		delete fIcon;
 		fIcon = NULL;
 		fTitle = "";
+
+		if (Parent() != NULL) {
+			InvalidateLayout();
+			Invalidate();
+		}
 	}
 
 private:

src/apps/haiku-depot/PackageListView.cpp

@@ -9,6 +9,7 @@
 #include <stdio.h>
 
 #include <Catalog.h>
+#include <Window.h>
 
 
 #undef B_TRANSLATION_CONTEXT
@@ -288,6 +289,8 @@ PackageListView::PackageListView()
 		B_TRUNCATE_END), kSizeColumn);
 	AddColumn(new PackageColumn(B_TRANSLATE("Status"), 100, 50, 500,
 		B_TRUNCATE_END), kStatusColumn);
+
+	SetSortingEnabled(true);
 }
 
 
@@ -314,6 +317,23 @@ PackageListView::MessageReceived(BMessage* message)
 }
 
 
+void
+PackageListView::SelectionChanged()
+{
+	BColumnListView::SelectionChanged();
+	
+	BMessage message(MSG_PACKAGE_SELECTED);
+	
+	BRow* selected = CurrentSelection();
+	int32 index = -1;
+	if (selected != NULL)
+		index = IndexOf(selected);
+	message.AddInt32("index", index);
+	
+	Window()->PostMessage(&message);
+}
+
+
 void
 PackageListView::AddPackage(const PackageInfo& package)
 {

src/apps/haiku-depot/PackageListView.h

@@ -14,6 +14,11 @@
 
 class PackageRow;
 
+enum {
+	MSG_PACKAGE_SELECTED		= 'pkgs',
+};
+
+
 class PackageListView : public BColumnListView {
 public:
 								PackageListView();
@@ -22,6 +27,8 @@ public:
 	virtual void				AttachedToWindow();
 	virtual	void				MessageReceived(BMessage* message);
 
+	virtual void				SelectionChanged();
+
 			void				AddPackage(const PackageInfo& package);
 			
 private: