#ifndef XMTREE_H_
#define XMTREE_H_

#include 
#include 

#include 



/* toggles arrow direction */
void arrowCB(Widget arrow, XtPointer clientData, XtPointer callData);

/*  */
void nodeCB(Widget node, XtPointer clientData, XtPointer callData);

/*  */
void createNode(String caption, Widget tree, int left, int top);

/*  */
void createSubNode(String caption, Widget tree, int left, int top);

/* plain old right arrow button */
Widget createArrowButton(int left, int top, Widget tree);

/* */
Widget createNodeButton(String caption, Widget tree, int left, int top);

/* parent is fraTreeScrolledWindow */
void loadTree(Widget parent);

#endif /* XMTREE_H_ */

/*
 * xmTree.c
 *
 *  Created on: Apr 14, 2017
 *      Author: chuck
 */

#include "xmTree.h"

/* toggles arrow direction */
void arrowCB(Widget arrow, XtPointer clientData, XtPointer callData) {

	unsigned char direction;

	XtVaGetValues(arrow, XmNarrowDirection, &direction, NULL);

	if(direction == XmARROW_RIGHT) {
		XtVaSetValues(arrow, XmNarrowDirection, XmARROW_DOWN, NULL);
	}
	if(direction == XmARROW_DOWN) {
		XtVaSetValues(arrow, XmNarrowDirection, XmARROW_RIGHT, NULL);
	}

}

/*  */
void nodeCB(Widget node, XtPointer clientData, XtPointer callData) {
	//
	printf("node call back\n");
	XmPushButtonCallbackStruct *cbs = (XmPushButtonCallbackStruct *)callData;
	//

}

/* plain old right arrow button */
Widget createArrowButton(int left, int top, Widget tree) {
	//
	Widget arrow = XtVaCreateManagedWidget("arrow",
		xmArrowButtonWidgetClass, tree,
		XmNarrowDirection, XmARROW_RIGHT,
		XmNx, left,
		XmNy, top,
		XmNbackground, 0,
		XmNshadowThickness, 0,
		NULL);

	XtAddCallback(arrow, XmNactivateCallback, arrowCB, NULL);

	return arrow;
}

/*  */
Widget createNodeButton(String caption, Widget tree, int left, int top) {
	//
	Widget nodeButton = XtVaCreateManagedWidget(caption,
		xmPushButtonWidgetClass, tree,
		XmNx, left,
		XmNy, top,
		XmNbackground, 0,
		XmNshadowThickness, 0,
		NULL);

	XtAddCallback(nodeButton, XmNactivateCallback, nodeCB, NULL);

	return nodeButton;
}


/* with children */
void createNode(String caption, Widget tree, int left, int top) {

	Widget arrow = createArrowButton(left, top, tree);

	Widget node = createNodeButton(caption, tree, left + 25, top);

}

/* without children */
void createSubNode(String caption, Widget tree, int left, int top) {

	Widget node = createNodeButton(caption, tree, left + 10, top);

}


/**** this might be like phpPGAdmin ****/
/* parent is fraTreeScrolledWindow */
void loadTree(Widget parent) {

	Widget tree = XtVaCreateManagedWidget("tree",
		xmFormWidgetClass, parent,
		XmNbackground, 0,
		XmNwidth, 640,
		XmNheight, 1024,
		XmNtopAttachment, XmATTACH_FORM,
		XmNleftAttachment, XmATTACH_FORM,
		XmNrightAttachment, XmATTACH_FORM,
		XmNbottomWidget, XmATTACH_FORM,
		NULL);

	printf("from load tree\n");

	//createNode(caption, tree, x, y);
	createNode("PostgreSQL", tree, 0, 0);
	createNode("init_main", tree, 25, 25);
	createNode("tables", tree, 50, 50);
	createNode("doe", tree, 75, 75);
	createNode("cols", tree, 100, 100);
		//createSubNode(String caption, Widget tree, int left, int top);
		createSubNode("d_id", tree, 125, 125);
		createSubNode("d_l", tree, 125, 150);
		createSubNode("d_nm", tree, 125, 175);
		createSubNode("d_val", tree, 125, 200);
		createSubNode("d_t", tree, 125, 225);
	createNode("moe", tree, 75, 250);
	createNode("noe", tree, 75, 275);

}