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emu6502.c File Reference

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Detailed Description

Main framework of the emu6502 applictaion, contains window and plugin management.

Definition in file emu6502.c.#include <windows.h>
#include <stdlib.h>
#include <malloc.h>
#include <memory.h>
#include <tchar.h>
#include <commdlg.h>
#include <commctrl.h>
#include <stdio.h>
#include "emu6502.h"

Go to the source code of this file.

Defines
#define	WIN32_LEAN_AND_MEAN
#define	MAX_LOADSTRING   512
#define	CR   13
#define	LF   10
Functions
int APIENTRY	WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
	Entry point of this app.
ATOM	MyRegisterClass (HINSTANCE hInstance)
	Registers the main window class.
BOOL	InitInstance (HINSTANCE hInstance, int nCmdShow)
	Inits & shows the main window.
HWND	CreateToolBar (HWND hParentWnd)
	Creates the main toolbar.
LRESULT CALLBACK	WndProc (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
	Main message handling routine.
LRESULT CALLBACK	About (HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
	About dialog's DialogProc.
BOOL	LoadMemFile (HWND hWnd)
	Loads memory image.
void	error (HWND hWnd, UINT uID, TCHAR *name)
	Error reporting proc.
BOOL	ForwardDllMessage (UINT message, WPARAM wParam, LPARAM lParam, DllMsgList *actlist)
	Forwards message to registered plugin OnMessage functions.
void	LoadPlugins (DllMsgList **list, PtrList **InstList)
	Loads plugins named in plugins.txt.
BOOL	LoadPlugin (TCHAR *name, DllMsgList **list, PtrList **InstList)
	Loads plugin of given name.
void	AddDllMsg (DllMsgList **list, UINT message, pForwardDllMsgProc FDMProc)
	Adds message catching dll function to a dll message list.
void	UnloadPlugins (PtrList *list)
void	AddToPtrList (void *ptr, PtrList **list)
	Allocates and adds new member to existing or NULL list.
TCHAR *	GetNextStrToken (TCHAR **buf)
	Helper function for LoadPlugins.
Variables
HINSTANCE	hInst
	Handle to instance of this app.
HWND	hMainWnd
	Handle to the main window.
HWND	hToolBar
	Handle to the toolbar.
DllMsgList *	DMList = NULL
	List of messages and theirs catching dll functions.
PtrList *	DHInstList = NULL
	List of dll handles.
TCHAR	szTitle [MAX_LOADSTRING]
TCHAR	szWindowClass [MAX_LOADSTRING]

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Function Documentation

LRESULT CALLBACK About (  HWND   , UINT   , WPARAM   , LPARAM    )

About dialog's DialogProc. Definition at line 198 of file emu6502.c.

void AddDllMsg (  DllMsgList **    list, UINT    message, pForwardDllMsgProc    FDMProc )

Adds message catching dll function to a dll message list. Parameters: list  pointer to a DllMsgList list message  ID of message to be catched FDMProc  Function, to which should be the message forwarded Mostly function from plugin-dll. See also: ForwardDllMsgProc , DllMsgList Definition at line 399 of file emu6502.c.

void AddToPtrList (  void *    node, PtrList **    list )

Allocates and adds new member to existing or NULL list. Definition at line 446 of file emu6502.c.

HWND CreateToolBar (  HWND    hParentWnd )

Creates the main toolbar. Creates main toolbar and adds one Open button to it Parameters: hParentWnd  Handle to parent window Returns : Hanlde to the toolbar Definition at line 127 of file emu6502.c.

void error (  HWND    hWnd, UINT    uID, TCHAR *    name )

Error reporting proc. Shows a messagebox with given error mesage (from resources). This message can also contain s in this case the parameter name becomes effective and prints on the position of s. Parameters: hWnd  Handle of the parent window uID  Resource ID of the error message name  Informations to be printed on the s position Definition at line 268 of file emu6502.c.

BOOL ForwardDllMessage (  UINT    message, WPARAM    wParam, LPARAM    lParam, DllMsgList *    list )

Forwards message to registered plugin OnMessage functions. Parameters: message  ID of forwarded message wParam  wParam parameter of this message lParam  lParam parameter of this message list  List of messages and its catching functions. See DllMsgList Returns : TRUE if relevant function found, FALSE otherwise Definition at line 277 of file emu6502.c.

TCHAR* GetNextStrToken (  TCHAR **    buf )

Helper function for LoadPlugins. Sideeffect - makes buf to point to the next item Parameters: buf  TCHAR buffer containing list of items separated by CRLF and ended with \0. Returns : first item of the list or NULL if there isn't any more See also: LoadPlugins Definition at line 454 of file emu6502.c.

BOOL InitInstance (  HINSTANCE   , int    )

Inits & shows the main window. Creates the main window, sizes it to fit the 256x256 canvas, creates toolbar by calling @CreateToolbar, and then loads plugins by calling LoadPlugins. See also: CreateToolbar, LoadPlugins Definition at line 91 of file emu6502.c.

BOOL LoadMemFile (  HWND    hWnd )

Loads memory image. Stops execution of the CPU, loads memory image, also controls it's length Definition at line 216 of file emu6502.c.

BOOL LoadPlugin (  TCHAR *    name, DllMsgList **    list, PtrList **    InstList )

Loads plugin of given name. Executes his InitDll functions, receives list of messages to be catched in this plugin and attaches it to the DllMsgList list. Parameters: name  Name of plugin dll to be loaded. list  Pointer to a DllMsgList list in which will be message IDs and theirs catching procedures stored. InstList  List of handles to plugin-dlls loaded See also: LoadPlugins, ForwardDllMessage Definition at line 334 of file emu6502.c.

void LoadPlugins (  DllMsgList **    list, PtrList **    InstList )

Loads plugins named in plugins.txt. Goes through the plugins.txt file and loads named plugins by calling LoadPlugin procedure. Parameters: list  Pointer to a DllMsgList list in which will be message IDs and theirs catching procedures stored. InstList  List of handles to plugin-dlls loaded See also: LoadPlugin, ForwardDllMessage Definition at line 303 of file emu6502.c.

ATOM MyRegisterClass (  HINSTANCE    hInstance )

Registers the main window class. Definition at line 69 of file emu6502.c.

int APIENTRY WinMain (  HINSTANCE    hInstance, HINSTANCE    hPrevInstance, LPSTR    lpCmdLine, int    nCmdShow )

Entry point of this app. Definition at line 41 of file emu6502.c.

LRESULT CALLBACK WndProc (  HWND    hWnd, UINT    message, WPARAM    wParam, LPARAM    lParam )

Main message handling routine. Todo: add TBSTYLE_TOOLTIPS Definition at line 155 of file emu6502.c.

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Variable Documentation

PtrList* DHInstList = NULL

List of dll handles. Definition at line 34 of file emu6502.c.

DllMsgList* DMList = NULL

List of messages and theirs catching dll functions. Definition at line 32 of file emu6502.c.

HINSTANCE hInst

Handle to instance of this app. Definition at line 25 of file emu6502.c.

HWND hMainWnd

Handle to the main window. Definition at line 27 of file emu6502.c.

HWND hToolBar

Handle to the toolbar. Definition at line 29 of file emu6502.c.

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