📄 mobilegpsui.cpp
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//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//
// Use of this sample source code is subject to the terms of the Microsoft
// license agreement under which you licensed this sample source code. If
// you did not accept the terms of the license agreement, you are not
// authorized to use this sample source code. For the terms of the license,
// please see the license agreement between you and Microsoft or, if applicable,
// see the LICENSE.RTF on your install media or the root of your tools installation.
// THE SAMPLE SOURCE CODE IS PROVIDED "AS IS", WITH NO WARRANTIES OR INDEMNITIES.
//
// MobileGPS.cpp : Defines the entry point for the application.
//
#include "stdafx.h"
#include "MobileGPSUI.h"
#include <windows.h>
#include <commctrl.h>
#include <Gpsapi.h>
#define MAX_LOADSTRING 100
// Global Variables:
HINSTANCE g_hInst; // current instance
HWND g_hWndMenuBar; // menu bar handle
// Forward declarations of functions included in this code module:
ATOM MyRegisterClass(HINSTANCE, LPTSTR);
BOOL InitInstance(HINSTANCE, int);
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
#ifndef WIN32_PLATFORM_WFSP
INT_PTR CALLBACK About(HWND, UINT, WPARAM, LPARAM);
#endif // !WIN32_PLATFORM_WFSP
int WINAPI WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPTSTR lpCmdLine,
int nCmdShow)
{
MSG msg;
HRESULT hr = E_FAIL;
CGPSSink *pGPSSink = NULL;
CGPSController *pGPSController = NULL;
// Perform application initialization:
if (!InitInstance(hInstance, nCmdShow))
{
return FALSE;
}
#ifndef WIN32_PLATFORM_WFSP
HACCEL hAccelTable;
hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_MOBILEGPS));
#endif // !WIN32_PLATFORM_WFSP
// Both CGPSSink and CGPSController instance are dynamically allocated
// so that they can be shared with the worker thread
pGPSSink = new CGPSSink();
if (NULL == pGPSSink)
{
goto Exit;
}
pGPSController = new CGPSController();
if (NULL == pGPSController)
{
goto Exit;
}
hr = pGPSController->InitDevice(pGPSSink);
if (FAILED(hr))
{
goto Exit;
}
// Main message loop:
while (GetMessage(&msg, NULL, 0, 0))
{
#ifndef WIN32_PLATFORM_WFSP
if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
#endif // !WIN32_PLATFORM_WFSP
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
Exit:
if (NULL != pGPSController)
{
pGPSController->UninitDevice();
}
// It is ok to call delete on a NULL pointer
delete pGPSSink;
delete pGPSController;
return (int) msg.wParam;
}
//
// FUNCTION: MyRegisterClass()
//
// PURPOSE: Registers the window class.
//
// COMMENTS:
//
ATOM MyRegisterClass(HINSTANCE hInstance, LPTSTR szWindowClass)
{
WNDCLASS wc;
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_MOBILEGPS));
wc.hCursor = 0;
wc.hbrBackground = (HBRUSH) GetStockObject(WHITE_BRUSH);
wc.lpszMenuName = 0;
wc.lpszClassName = szWindowClass;
return RegisterClass(&wc);
}
//
// FUNCTION: InitInstance(HINSTANCE, int)
//
// PURPOSE: Saves instance handle and creates main window
//
// COMMENTS:
//
// In this function, we save the instance handle in a global variable and
// create and display the main program window.
//
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{
HWND hWnd;
TCHAR szTitle[MAX_LOADSTRING]; // title bar text
TCHAR szWindowClass[MAX_LOADSTRING]; // main window class name
g_hInst = hInstance; // Store instance handle in our global variable
#ifdef WIN32_PLATFORM_PSPC
// SHInitExtraControls should be called once during your application's initialization to initialize any
// of the Pocket PC special controls such as CAPEDIT and SIPPREF.
SHInitExtraControls();
#endif // WIN32_PLATFORM_PSPC
LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
LoadString(hInstance, IDC_MOBILEGPS, szWindowClass, MAX_LOADSTRING);
#if defined(WIN32_PLATFORM_PSPC) || defined(WIN32_PLATFORM_WFSP)
//If it is already running, then focus on the window, and exit
hWnd = FindWindow(szWindowClass, szTitle);
if (hWnd)
{
// set focus to foremost child window
// The "| 0x00000001" is used to bring any owned windows to the foreground and
// activate them.
SetForegroundWindow((HWND)((ULONG) hWnd | 0x00000001));
return 0;
}
#endif // WIN32_PLATFORM_PSPC || WIN32_PLATFORM_WFSP
if (!MyRegisterClass(hInstance, szWindowClass))
{
return FALSE;
}
hWnd = CreateWindow(szWindowClass, szTitle, WS_VISIBLE,
CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, hInstance, NULL);
if (!hWnd)
{
return FALSE;
}
#ifdef WIN32_PLATFORM_PSPC
// When the main window is created using CW_USEDEFAULT the height of the menubar (if one
// is created is not taken into account). So we resize the window after creating it
// if a menubar is present
if (g_hWndMenuBar)
{
RECT rc;
RECT rcMenuBar;
GetWindowRect(hWnd, &rc);
GetWindowRect(g_hWndMenuBar, &rcMenuBar);
rc.bottom -= (rcMenuBar.bottom - rcMenuBar.top);
MoveWindow(hWnd, rc.left, rc.top, rc.right-rc.left, rc.bottom-rc.top, FALSE);
}
#endif // WIN32_PLATFORM_PSPC
ShowWindow(hWnd, nCmdShow);
UpdateWindow(hWnd);
return TRUE;
}
//
// FUNCTION: WndProc(HWND, UINT, WPARAM, LPARAM)
//
// PURPOSE: Processes messages for the main window.
//
// WM_COMMAND - process the application menu
// WM_PAINT - Paint the main window
// WM_DESTROY - post a quit message and return
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int wmId, wmEvent;
PAINTSTRUCT ps;
HDC hdc;
#if defined(SHELL_AYGSHELL) && !defined(WIN32_PLATFORM_WFSP)
static SHACTIVATEINFO s_sai;
#endif // SHELL_AYGSHELL && !WIN32_PLATFORM_WFSP
switch (message)
{
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// Parse the menu selections:
switch (wmId)
{
#ifndef WIN32_PLATFORM_WFSP
case IDM_HELP_ABOUT:
DialogBox(g_hInst, (LPCTSTR)IDD_ABOUTBOX, hWnd, About);
break;
#endif // !WIN32_PLATFORM_WFSP
#ifdef WIN32_PLATFORM_WFSP
case IDM_OK:
DestroyWindow(hWnd);
break;
#endif // WIN32_PLATFORM_WFSP
#ifndef WIN32_PLATFORM_WFSP
case IDM_OK:
SendMessage (hWnd, WM_CLOSE, 0, 0);
break;
#endif // !WIN32_PLATFORM_WFSP
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
break;
case WM_CREATE:
#ifdef SHELL_AYGSHELL
SHMENUBARINFO mbi;
memset(&mbi, 0, sizeof(SHMENUBARINFO));
mbi.cbSize = sizeof(SHMENUBARINFO);
mbi.hwndParent = hWnd;
mbi.nToolBarId = IDR_MENU;
mbi.hInstRes = g_hInst;
if (!SHCreateMenuBar(&mbi))
{
g_hWndMenuBar = NULL;
}
else
{
g_hWndMenuBar = mbi.hwndMB;
}
#ifndef WIN32_PLATFORM_WFSP
// Initialize the shell activate info structure
memset(&s_sai, 0, sizeof (s_sai));
s_sai.cbSize = sizeof (s_sai);
#endif // !WIN32_PLATFORM_WFSP
#endif // SHELL_AYGSHELL
break;
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
EndPaint(hWnd, &ps);
break;
case WM_DESTROY:
#ifdef SHELL_AYGSHELL
CommandBar_Destroy(g_hWndMenuBar);
#endif // SHELL_AYGSHELL
PostQuitMessage(0);
break;
#if defined(SHELL_AYGSHELL) && !defined(WIN32_PLATFORM_WFSP)
case WM_ACTIVATE:
// Notify shell of our activate message
SHHandleWMActivate(hWnd, wParam, lParam, &s_sai, FALSE);
break;
case WM_SETTINGCHANGE:
SHHandleWMSettingChange(hWnd, wParam, lParam, &s_sai);
break;
#endif // SHELL_AYGSHELL && !WIN32_PLATFORM_WFSP
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
#ifndef WIN32_PLATFORM_WFSP
// Message handler for about box.
INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_INITDIALOG:
#ifdef SHELL_AYGSHELL
{
// Create a Done button and size it.
SHINITDLGINFO shidi;
shidi.dwMask = SHIDIM_FLAGS;
shidi.dwFlags = SHIDIF_DONEBUTTON | SHIDIF_SIPDOWN | SHIDIF_SIZEDLGFULLSCREEN | SHIDIF_EMPTYMENU;
shidi.hDlg = hDlg;
SHInitDialog(&shidi);
}
#endif // SHELL_AYGSHELL
return (INT_PTR)TRUE;
case WM_COMMAND:
#ifdef SHELL_AYGSHELL
if (LOWORD(wParam) == IDOK)
#endif
{
EndDialog(hDlg, LOWORD(wParam));
return (INT_PTR)TRUE;
}
break;
case WM_CLOSE:
EndDialog(hDlg, message);
return (INT_PTR)TRUE;
#ifdef _DEVICE_RESOLUTION_AWARE
case WM_SIZE:
{
DRA::RelayoutDialog(
g_hInst,
hDlg,
DRA::GetDisplayMode() != DRA::Portrait ? MAKEINTRESOURCE(IDD_ABOUTBOX_WIDE) : MAKEINTRESOURCE(IDD_ABOUTBOX));
}
break;
#endif
}
return (INT_PTR)FALSE;
}
#endif // !WIN32_PLATFORM_WFSP
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