#include <Xm/Xm.h>
#include <Xm/PushB.h>
#include <Xmd/Icon.h>
#include <Xmd/Replicant.h>
#include <stdlib.h>

#include "icons/appCalculator.xbm"
#include "icons/appEditor.xbm"
#include "icons/appFiles.xbm"
#include "icons/appMail.xbm"
#include "icons/appMusic.xbm"
#include "icons/appTerminal.xbm"
#include "icons/appWebBrowser.xbm"
#include "icons/unknown.xbm"

static void activateLauncher (Widget button, XtPointer clientData, XtPointer callData) {
	(void)(button);
	(void)(callData);
	XmdReplicantState *state = (XmdReplicantState *)(clientData);
	
	String command = XmdReplicantStateQuery(state, "Exec");
	String fullCommand = NULL;
	XtAsprintf(&fullCommand, "%s &", command);
	XtFree(command);
	system(fullCommand);
	XtFree(fullCommand);
}

int Launcher_XmdReplicantVersion () {
	return XmdREPLICANT_VERSION;
}

void Launcher_XmdReplicantConstruct () {

}

void Launcher_XmdReplicantDestruct () {
	
}

void handleDestroyFreePixmap (
	Widget    replicant,
	XtPointer clientData,
	XtPointer callData
) {
	(void)(callData);
	XFreePixmap(XtDisplay(replicant), (Pixmap)(clientData));
}

Widget Launcher_XmdReplicantCreate (
	XtAppContext application,
	Widget parent,
	XmdReplicantState *state
) {
	(void)(application);
	String iconName = XmdReplicantStateQuery(state, "Icon");
	Pixmap icon;
	#define iconCase(name) if (strcmp(#name, iconName) == 0) {\
		icon = XmdLoadBitmapIcon(parent, app##name);\
	} else
	iconCase(Calculator)
	iconCase(Editor)
	iconCase(Files)
	iconCase(Mail)
	iconCase(Terminal)
	iconCase(WebBrowser)
	iconCase(Music)
	icon = XmdLoadBitmapIcon(parent, unknown);
	#undef iconCase
	
	XtFree(iconName);
	
	Widget button = XtVaCreateManagedWidget (
		"launcher", xmPushButtonWidgetClass, parent,
		XmNleftAttachment, XmATTACH_FORM,
		XmNlabelType,      XmPIXMAP,
		XmNlabelPixmap,    icon,
		NULL);
	XtAddCallback (
		button, XmNactivateCallback,
		activateLauncher, (XtPointer)(state));
	XtAddCallback (
		button, XmNdestroyCallback,
		handleDestroyFreePixmap, (XtPointer)(icon));
	return button;
}