X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Farrangement.h;fp=source%2Farrangement.h;h=284d3f7edd7079279848ce4f9e1371e29d484b77;hb=646af3dd91a6ca981572a5b69a0f0bd205d9af49;hp=0000000000000000000000000000000000000000;hpb=df07e8f3e239b146cbc458d3cbd69758e590d255;p=libs%2Fgltk.git

diff --git a/source/arrangement.h b/source/arrangement.h
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+++ b/source/arrangement.h
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+#ifndef MSP_GLTK_ARRANGEMENT_H_
+#define MSP_GLTK_ARRANGEMENT_H_
+
+#include <list>
+#include "layout.h"
+
+namespace Msp {
+namespace GLtk {
+
+class Widget;
+
+class Arrangement
+{
+protected:
+	enum Side
+	{
+		TOP,
+		RIGHT,
+		BOTTOM,
+		LEFT
+	};
+
+	struct Edge
+	{
+		std::list<Widget *> widgets;
+		bool aligned;
+
+		Edge();
+
+		bool empty() { return widgets.empty(); }
+		void clear();
+		void add(Widget &, bool);
+	};
+
+	Layout &layout;
+	Arrangement *parent;
+	Edge edges[4];
+
+	Arrangement(Layout &);
+public:
+	virtual ~Arrangement();
+
+	void arrange(Widget &);
+	void arrange(Arrangement &);
+
+protected:
+	virtual void process_widget(Widget &, Side, bool) = 0;
+	virtual void finish_widget(Widget &) = 0;
+	virtual void finish_slot() = 0;
+	const Edge &get_edge(Side s) const { return edges[s]; }
+	void add_constraint(Widget &, Layout::ConstraintType, Side);
+	void add_constraint(Widget &, Layout::ConstraintType, const Edge &);
+};
+
+} // namespace GLtk
+} // namespace Msp
+
+#endif