From 9c91a9767b570fdc3c3e19e1f452f9a8257f9999 Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Sat, 18 Sep 2010 18:50:55 +0000
Subject: trade updates

---
 src/ui/listitem.cc | 18 ++++++++++++++++--
 src/ui/listitem.h  |  8 ++++++++
 src/ui/listview.cc | 22 ++++++++++++++++++++++
 src/ui/listview.h  | 24 +++++++++++++++++++++++-
 src/ui/widget.h    |  6 +++---
 5 files changed, 72 insertions(+), 6 deletions(-)

(limited to 'src/ui')

diff --git a/src/ui/listitem.cc b/src/ui/listitem.cc
index 3ff108f..dcd4e2a 100644
--- a/src/ui/listitem.cc
+++ b/src/ui/listitem.cc
@@ -22,8 +22,6 @@ ListItem::~ListItem() {
 
 void ListItem::draw_border()
 {
-	// FIXME glow if selected, not on_mouseover
-	
 	if (has_mouse_focus()) {
 		math::Color color(palette()->foreground());
 		float t = core::application()->time();
@@ -33,7 +31,23 @@ void ListItem::draw_border()
 		color.a = 0.5f + t;
 		paint::color(color);
 		paint::border(global_location(), size());
+	} else if ((static_cast<ListView *>(parent()))->selected() == this) {
+		paint::color(palette()->border());
+		paint::border(global_location(), size());
+	}
+}
+
+void ListItem::draw()
+{
+	if (!text().size())
+		return;
+
+	if ( has_mouse_focus() || ((static_cast<ListView *>(parent()))->selected() == this)) {
+		paint::color(palette()->highlight());
+	} else {
+		paint::color(palette()->foreground());
 	}
+	paint::label(global_location(), size(), font(), text(), alignment());
 }
 
 bool ListItem::on_keypress(const int key, const unsigned int modifier)
diff --git a/src/ui/listitem.h b/src/ui/listitem.h
index a107ed5..cc03621 100644
--- a/src/ui/listitem.h
+++ b/src/ui/listitem.h
@@ -11,6 +11,12 @@
 
 #include "core/info.h"
 #include "ui/label.h"
+
+namespace ui
+{
+class ListItem;
+}
+
 #include "ui/listview.h"
 
 namespace ui
@@ -34,6 +40,8 @@ protected:
 	
 	/// draw the button border
 	virtual void draw_border();
+	
+	virtual void draw();
 
 private:
 	const core::Info	*listitem_info;
diff --git a/src/ui/listview.cc b/src/ui/listview.cc
index da320c5..646b168 100644
--- a/src/ui/listview.cc
+++ b/src/ui/listview.cc
@@ -15,6 +15,7 @@ ListView::ListView(Widget *parent) : Widget(parent)
 	set_border(true);
 	
 	listview_scroll = 0.0f;
+	listview_selecteditem = 0;
 }
 
 ListView::~ListView()
@@ -66,5 +67,26 @@ void ListView::resize()
 		content_top += (*it)->height();
 	}
 }
+
+void ListView::deselect()
+{
+	listview_selecteditem = 0;
+}
+
+void ListView::clear()
+{
+	listview_selecteditem = 0;
+	remove_children();
+}
+
+bool ListView::on_emit(Widget *sender, const Event event, void *data)
+{
+	if ((sender->parent() == this) && (event == Widget::EventListItemClicked)) {
+		listview_selecteditem = static_cast<ListItem *>(sender);
+		return false; // return false because parent widgets might want to handle this event
+	}
 	
+	return ui::Widget::on_emit(sender, event, data);
+}
+
 }
diff --git a/src/ui/listview.h b/src/ui/listview.h
index 25fd07c..a650348 100644
--- a/src/ui/listview.h
+++ b/src/ui/listview.h
@@ -10,6 +10,13 @@
 #include <string>
 #include "ui/widget.h"
 
+namespace ui
+{
+class ListView;
+}
+
+#include "ui/listitem.h"
+
 namespace ui
 {
 
@@ -27,6 +34,11 @@ public:
 		return listview_scroll;
 	}
 
+	/// return last selected listitem
+	inline ListItem *selected() const {
+		return listview_selecteditem;
+	}
+	
 	/* -- mutators --------------------------------------------- */
 
 	/// set scroll
@@ -38,11 +50,21 @@ public:
 	/// scroll up
 	void dec_scroll(float scroll); 
 	
+	/// clear all listitems
+	void clear();
+	
+	/// set selection to nothing	
+	void deselect();
+	
 protected:	
 	virtual void resize();
 	
+	/// emit event handler
+	virtual bool on_emit(Widget *sender, const Event event, void *data);
+	
 private:
-	float	listview_scroll;
+	float		listview_scroll;
+	ListItem	*listview_selecteditem;
 };
 
 } // namespacd ui
diff --git a/src/ui/widget.h b/src/ui/widget.h
index 856fca0..880b71c 100644
--- a/src/ui/widget.h
+++ b/src/ui/widget.h
@@ -241,9 +241,6 @@ public:
 		event_emit(this, event, data);
 	}
 
-	/// remove all child widgets
-	virtual void remove_children();
-
 protected:
 	/// type definition for child widgets
 	typedef std::list<Widget *> Children;
@@ -343,6 +340,9 @@ protected:
 
 	/// remove a child widget
 	virtual void remove_child(Widget *child);
+	
+	/// remove all child widgets
+	virtual void remove_children();
 
 private:
 	void draw_debug_border();
-- 
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