/*

Devices - DevicesWindow by Sikosis

(C)2003 OBOS

*/


// Includes -------------------------------------------------------------------------------------------------- //
#include <Alert.h>
#include <Application.h>
#include <Bitmap.h>
#include <Box.h>
#include <Button.h>
#include <Directory.h>
#include <Entry.h>
#include <File.h>
#include <FilePanel.h>
#include <FindDirectory.h>
#include <Node.h>
#include <Path.h>
#include <MenuBar.h>
#include <Menu.h>
#include <MenuItem.h>
#include <OutlineListView.h>
#include <Path.h>
#include <Screen.h>
#include <ScrollView.h>
#include <Shape.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <StringView.h>
#include <Window.h>
#include <View.h>

#include "Devices.h"
#include "DevicesViews.h"
#include "DevicesWindows.h"

const uint32 MENU_FILE_ABOUT_DEVICES = 'mfad';
const uint32 MENU_FILE_QUIT = 'mfqt';
const uint32 MENU_DEVICES_REMOVE_JUMPERED_DEVICE = 'mdrj';
const uint32 MENU_DEVICES_NEW_JUMPERED_DEVICE = 'mdnj';
const uint32 MENU_DEVICES_NEW_JUMPERED_DEVICE_CUSTOM = 'mdcj';
const uint32 MENU_DEVICES_NEW_JUMPERED_DEVICE_MODEM = 'mdcm';
const uint32 MENU_DEVICES_RESOURCE_USAGE = 'mdru';
const uint32 BTN_CONFIGURE = 'bcfg';


// CenterWindowOnScreen -- Centers the BWindow to the Current Screen
static void CenterWindowOnScreen(BWindow* w)
{
	BRect	screenFrame = (BScreen(B_MAIN_SCREEN_ID).Frame());
	BPoint 	pt;
	pt.x = screenFrame.Width()/2 - w->Bounds().Width()/2;
	pt.y = screenFrame.Height()/2 - w->Bounds().Height()/2;

	if (screenFrame.Contains(pt))
		w->MoveTo(pt);
}
// ---------------------------------------------------------------------------------------------------------- //


// DevicesWindow - Constructor
DevicesWindow::DevicesWindow(BRect frame) : BWindow (frame, "OBOS Devices", B_TITLED_WINDOW, B_NORMAL_WINDOW_FEEL , 0)
{
	InitWindow();
	CenterWindowOnScreen(this);
	
	// Load User Settings
    BPath path;
    find_directory(B_USER_SETTINGS_DIRECTORY,&path);
    path.Append("Devices_Settings",true);
    BFile file(path.Path(),B_READ_ONLY);
    BMessage msg;
    msg.Unflatten(&file);
    LoadSettings (&msg);
	
	Show();
}
// ---------------------------------------------------------------------------------------------------------- //


// DevicesWindow - Destructor
DevicesWindow::~DevicesWindow()
{
	exit(0);
}
// ---------------------------------------------------------------------------------------------------------- //


// DevicesWindow::InitWindow -- Initialization Commands here
void DevicesWindow::InitWindow(void)
{	
	int LeftMargin = 16;
	int RightMargin = 246;
	BRect r;
	r = Bounds(); // the whole view
	
	BMenu *FileMenu;
	BMenu *DevicesMenu;
	BMenu *JumperedDevicesMenu;
	BMenuItem *mniRemoveJumperedDevice;
	
	// Add the menu bar
	menubar = new BMenuBar(r, "menu_bar");

	// Add File menu to menu bar
	FileMenu = new BMenu("File");
	FileMenu->AddItem(new BMenuItem("About Devices" B_UTF8_ELLIPSIS, new BMessage(MENU_FILE_ABOUT_DEVICES), 0));
	FileMenu->AddSeparatorItem();
	FileMenu->AddItem(new BMenuItem("Quit", new BMessage(MENU_FILE_QUIT), 'Q'));
	
	DevicesMenu = new BMenu("Devices");
	JumperedDevicesMenu = new BMenu("New Jumpered Device");
	JumperedDevicesMenu->AddItem(new BMenuItem("Custom ...", new BMessage(MENU_DEVICES_NEW_JUMPERED_DEVICE_CUSTOM), 0));
	JumperedDevicesMenu->AddItem(new BMenuItem("Modem ...", new BMessage(MENU_DEVICES_NEW_JUMPERED_DEVICE_MODEM), 0));
	
	//DevicesMenu->AddItem(new BMenuItem("New Jumpered Device", new BMessage(MENU_DEVICES_NEW_JUMPERED_DEVICE), NULL));
	DevicesMenu->AddItem(JumperedDevicesMenu);
	
	DevicesMenu->AddItem(mniRemoveJumperedDevice = new BMenuItem("Remove Jumpered Device", new BMessage(MENU_DEVICES_REMOVE_JUMPERED_DEVICE), 'R'));
	DevicesMenu->AddSeparatorItem();
	DevicesMenu->AddItem(new BMenuItem("Resource Usage", new BMessage(MENU_DEVICES_RESOURCE_USAGE), 'U'));
	
	mniRemoveJumperedDevice->SetEnabled(false);
	
	menubar->AddItem(FileMenu);
	menubar->AddItem(DevicesMenu);
	
	// Create the StringViews
	stvDeviceName = new BStringView(BRect(LeftMargin, 16, 150, 40), "DeviceName", "Device Name");
	stvCurrentState = new BStringView(BRect(RightMargin, 16, r.right-10, 40), "CurrentState", "Current State");
	
	BStringView *stvIRQ;
	BStringView *stvDMA;
	BStringView *stvIORanges;
	BStringView *stvMemoryRanges;
	float fCurrentHeight = 280;
	float fCurrentGap = 16;
	stvIRQ = new BStringView(BRect(r.left+20,r.top+fCurrentHeight,r.left+80,r.top+fCurrentHeight+20),"IRQ","IRQs:");
	fCurrentHeight = fCurrentHeight + fCurrentGap;
	stvDMA = new BStringView(BRect(r.left+20,r.top+fCurrentHeight,r.left+80,r.top+fCurrentHeight+20),"DMA","DMAs:");
	fCurrentHeight = fCurrentHeight + fCurrentGap;
	stvIORanges = new BStringView(BRect(r.left+20,r.top+fCurrentHeight,r.left+80,r.top+fCurrentHeight+20),"IORanges","IO Ranges:");
	fCurrentHeight = fCurrentHeight + fCurrentGap;
	stvMemoryRanges = new BStringView(BRect(r.left+20,r.top+fCurrentHeight,r.left+160,r.top+fCurrentHeight+20),"MemoryRanges","Memory Ranges:");
	fCurrentHeight = fCurrentHeight + fCurrentGap;
	
	// Create the OutlineView
	BRect outlinerect(r.left+12,r.top+50,r.right-29,r.top+262);
	BOutlineListView *outline;
	BListItem        *topmenu;
	BListItem        *submenu;
	BScrollView      *outlinesv;

	outline = new BOutlineListView(outlinerect,"devices_list", B_SINGLE_SELECTION_LIST);
	outline->AddItem(topmenu = new BStringItem("System Devices"));
	outline->AddUnder(new BStringItem("<no devices>"), topmenu);
	outline->AddUnder(new BStringItem("<no devices>"), topmenu);
	outline->AddItem(topmenu = new BStringItem("ISA/Plug and Play Devices"));
	outline->AddUnder(submenu = new BStringItem("<no devices>"), topmenu);
	outline->AddItem(topmenu = new BStringItem("PCI Devices"));
	outline->AddUnder(submenu = new BStringItem("<no devices>"), topmenu);
	outline->AddItem(topmenu = new BStringItem("Jumpered Devices"));
	outline->AddUnder(submenu = new BStringItem("<no devices>"), topmenu);
	
	// Add ScrollView to Devices Window
	outlinesv = new BScrollView("scroll_devices", outline, B_FOLLOW_LEFT|B_FOLLOW_TOP, 0, false, true, B_FANCY_BORDER);
	
	// Setup the OutlineView 
	outline->AllAttached();
	outlinesv->SetBorderHighlighted(true);
	
	// Back and Fore ground Colours
	outline->SetHighColor(0,0,0,0);
	outline->SetLowColor(255,255,255,0);
	
	// Font Settings
	BFont OutlineFont;
	OutlineFont.SetSpacing(B_CHAR_SPACING);
	OutlineFont.SetSize(12);
	outline->SetFont(&OutlineFont,B_FONT_SHEAR | B_FONT_SPACING);
	
	// Create BBox (or Frame)
	BBox  *BottomFrame;
	BRect BottomFrameRect(r.left+11,r.bottom-124,r.right-12,r.bottom-12);
	BottomFrame = new BBox(BottomFrameRect, "BottomFrame", B_FOLLOW_LEFT | B_FOLLOW_TOP, B_WILL_DRAW, B_FANCY_BORDER);
	
	// Create BButton - Configure
	BButton *btnConfigure;
	BRect ConfigureButtonRect(r.left+298,r.bottom-44,r.right-23,r.bottom-20);
	btnConfigure = new BButton(ConfigureButtonRect,"btnConfigure","Configure", new BMessage(BTN_CONFIGURE), B_FOLLOW_LEFT | B_FOLLOW_TOP, B_WILL_DRAW | B_NAVIGABLE);
	btnConfigure->MakeDefault(true);
	btnConfigure->SetEnabled(false);
	
	// Create a basic View
	AddChild(ptrDevicesView = new DevicesView(r));
	
	// Add Child(ren)	
	ptrDevicesView->AddChild(menubar);
	ptrDevicesView->AddChild(stvDeviceName);
	ptrDevicesView->AddChild(stvCurrentState);
	ptrDevicesView->AddChild(stvIRQ);
	ptrDevicesView->AddChild(stvDMA);
	ptrDevicesView->AddChild(stvIORanges);
	ptrDevicesView->AddChild(stvMemoryRanges);
	ptrDevicesView->AddChild(outlinesv);
	ptrDevicesView->AddChild(btnConfigure);
	ptrDevicesView->AddChild(BottomFrame);
	
	// Set Window Limits
	SetSizeLimits(396,396,400,400);
}
// ---------------------------------------------------------------------------------------------------------- //


// DevicesWindow::FrameResized
void DevicesWindow::FrameResized (float width, float height)
{
	BRect r;
	r = Bounds();
	
	// enforce width but not height
}
// ---------------------------------------------------------------------------------------------------------- //


// DevicesWindow::QuitRequested -- Post a message to the app to quit
bool DevicesWindow::QuitRequested()
{
	SaveSettings();
	be_app->PostMessage(B_QUIT_REQUESTED);
    return true;
}
// ---------------------------------------------------------------------------------------------------------- //


// DevicesWindow::LoadSettings -- Loads your current settings
void DevicesWindow::LoadSettings(BMessage *msg)
{
	BRect frame;

	if (B_OK == msg->FindRect("windowframe",&frame)) {
		MoveTo(frame.left,frame.top);
		ResizeTo(frame.right-frame.left,frame.bottom-frame.top);
	}
}
// -------------------------------------------------------------------------------------------------------------- //


// DevicesWindow::SaveSettings -- Saves the Users settings
void DevicesWindow::SaveSettings(void)
{
	BMessage msg;
	msg.AddRect("windowframe",Frame());
	
	//printf("%i",outline->
	
    BPath path;
    status_t result = find_directory(B_USER_SETTINGS_DIRECTORY,&path);
    if (result == B_OK)
    {
	    path.Append("Devices_Settings",true);
    	BFile file(path.Path(),B_READ_WRITE | B_CREATE_FILE | B_ERASE_FILE);
	    msg.Flatten(&file);
	}    
}
// ------------------------------------------------------------------------------- //


// DevicesWindow::MessageReceived -- receives messages
void DevicesWindow::MessageReceived (BMessage *message)
{
	switch(message->what)
	{
		case MENU_FILE_ABOUT_DEVICES:
			{
				(new BAlert("", "Devices\n\n\t'Just write a simple app to add a jumpered\n\tdevice to the system', he said.\n\n\tAnd many years later another he said\n\t'recreate it' ;)", "OK"))->Go();
			}	
			break;
		case MENU_FILE_QUIT:
			{
				QuitRequested();
			}	
			break;
		case MENU_DEVICES_NEW_JUMPERED_DEVICE_MODEM:
			{
				ptrModemWindow = new ModemWindow(BRect (0,0,200,194));
			}
			break;		
		case MENU_DEVICES_RESOURCE_USAGE:
			{
				ptrResourceUsageWindow = new ResourceUsageWindow(BRect (0,0,430,350));
			}
			break;	
		default:
			BWindow::MessageReceived(message);
			break;
	}
}
// ---------------------------------------------------------------------------------------------------------- //