INT WINAPI WinMain(HINSTANCE Instance, HINSTANCE, LPSTR, INT) {
gInstance = Instance;
INITCOMMONCONTROLSEX icc;
// Initialise common controls.
icc.dwSize = sizeof(icc);
icc.dwICC = ICC_WIN95_CLASSES;
InitCommonControlsEx(&icc);
// Initialize menu bar and set the check boxes' initial state
gMainMenu = LoadMenu(Instance, "mainMenu");
CheckMenuItem(gMainMenu, IDM_DISPLAYVIDEO, MF_BYCOMMAND | MF_CHECKED);
const char* mainClassName = "KinectBoard";
gKinectON = LoadIcon(Instance, "kinect1-ON");
gKinectOFF = LoadIcon(Instance, "kinect2-OFF");
HBRUSH mainBrush = CreateSolidBrush(RGB(0, 0, 0));
// Define a class for our main window
WNDCLASSEX WindowClass;
ZeroMemory(&WindowClass, sizeof(WNDCLASSEX));
WindowClass.cbSize = sizeof(WNDCLASSEX);
WindowClass.style = 0;
WindowClass.lpfnWndProc = &MainProc;
WindowClass.cbClsExtra = 0;
WindowClass.cbWndExtra = 0;
WindowClass.hInstance = Instance;
WindowClass.hIcon = gKinectOFF;
WindowClass.hCursor = LoadCursor(nullptr, IDC_ARROW);
WindowClass.hbrBackground = mainBrush;
WindowClass.lpszMenuName = "mainMenu";
WindowClass.lpszClassName = mainClassName;
WindowClass.hIconSm = gKinectOFF;
RegisterClassEx(&WindowClass);
MSG Message;
HACCEL hAccel;
/* ===== Make two windows to display ===== */
// Set the size, but not the position
RECT winSize = {0, 0, static_cast<int>(ImageVars::width),
static_cast<int>(ImageVars::height)};
AdjustWindowRect(
&winSize,
WS_SYSMENU | WS_CAPTION | WS_VISIBLE | WS_MINIMIZEBOX | WS_CLIPCHILDREN,
TRUE); // window has menu
// Create a new window to be used for the lifetime of the application
gDisplayWindow = CreateWindowEx(0,
mainClassName,
"KinectBoard",
WS_SYSMENU | WS_CAPTION | WS_VISIBLE | WS_MINIMIZEBOX | WS_CLIPCHILDREN,
(GetSystemMetrics(SM_CXSCREEN) - (winSize.right - winSize.left)) / 2,
(GetSystemMetrics(SM_CYSCREEN) - (winSize.bottom - winSize.top)) / 2,
winSize.right - winSize.left, // returns image width (resized as window)
winSize.bottom - winSize.top, // returns image height (resized as window)
nullptr,
gMainMenu,
Instance,
nullptr);
/* ======================================= */
// Load keyboard accelerators
hAccel = LoadAccelerators(gInstance, "KeyAccel");
gProjectorKnt.setScreenRect(gCurrentMonitor.dim);
// Make window receive video stream events and image from Kinect instance
gProjectorKnt.registerVideoWindow(gDisplayWindow);
gProjectorKnt.startVideoStream();
gProjectorKnt.startDepthStream();
gProjectorKnt.enableColor(Processing::Red);
gProjectorKnt.enableColor(Processing::Blue);
while (GetMessage(&Message, nullptr, 0, 0) > 0) {
if (!TranslateAccelerator(gDisplayWindow, // Handle to receiving window
hAccel, // Handle to active accelerator table
&Message)) // Message data
{
// If a message was waiting in the message queue, process it
TranslateMessage(&Message);
DispatchMessage(&Message);
}
}
DestroyIcon(gKinectON);
DestroyIcon(gKinectOFF);
UnregisterClass(mainClassName, Instance);
UnregisterClass("monitorButton", Instance);
TestScreen::unregisterClass();
return Message.wParam;
}
// Message handler for "Change Monitor" box
BOOL CALLBACK MonitorCbk(HWND hDlg, UINT message, WPARAM wParam,
LPARAM lParam) {
switch (message) {
case WM_INITDIALOG: {
RECT windowSize;
GetClientRect(hDlg, &windowSize);
// Store button box's width and height
unsigned int boxWidth = windowSize.right - windowSize.left - 18;
unsigned int boxHeight = 89 - 9;
// All buttons are scaled to fit within this window
HWND buttonBox = CreateWindowEx(0,
"STATIC",
"",
WS_VISIBLE | WS_CHILD,
9,
9,
boxWidth,
boxHeight,
hDlg,
reinterpret_cast<HMENU>(NULL),
gInstance,
nullptr);
EnumDisplayMonitors(nullptr, // List all monitors
nullptr, // Don't clip area
MonitorEnumProc,
reinterpret_cast<LPARAM>(&gMonitors) // User data
);
/* Find coordinates of box that will fit all current desktop monitors
* * Starts within 0 x 0 rectangle and expands it as necessary
* * Then creates buttons within based upon that rectangle and matches
* them with their corresponding monitor
*/
RECT desktopDims = {0, 0, 0, 0};
for (auto& monitor : gMonitors) {
if (monitor.dim.left < desktopDims.left) {
desktopDims.left = monitor.dim.left;
}
if (monitor.dim.right > desktopDims.right) {
desktopDims.right = monitor.dim.right;
}
if (monitor.dim.top < desktopDims.top) {
desktopDims.top = monitor.dim.top;
}
if (monitor.dim.bottom > desktopDims.bottom) {
desktopDims.bottom = monitor.dim.bottom;
}
}
// Store desktop width and height
unsigned int desktopWidth = desktopDims.right - desktopDims.left;
unsigned int desktopHeight = desktopDims.bottom - desktopDims.top;
char buttonText[2];
bool isButtonClicked = false;
// Create a button that will represent the monitor in this dialog
for (auto& monitor : gMonitors) {
isButtonClicked = gCurrentMonitor.dim.left == monitor.dim.left &&
gCurrentMonitor.dim.right == monitor.dim.right &&
gCurrentMonitor.dim.top == monitor.dim.top &&
gCurrentMonitor.dim.bottom == monitor.dim.bottom;
if (isButtonClicked) {
std::strcpy(buttonText, "*");
}
else {
std::strcpy(buttonText, " ");
}
monitor.activeButton = CreateWindowEx(0,
"BUTTON",
(buttonText + to_string(monitor.dim.right - monitor.dim.left) +
" x " + to_string(monitor.dim.bottom - monitor.dim.top) +
" ").c_str(),
WS_VISIBLE | WS_CHILD,
boxWidth * (monitor.dim.left - desktopDims.left) / desktopWidth,
boxHeight * (monitor.dim.top - desktopDims.top) / desktopHeight,
boxWidth * (monitor.dim.right - monitor.dim.left) / desktopWidth,
boxHeight * (monitor.dim.bottom - monitor.dim.top) / desktopHeight,
buttonBox,
reinterpret_cast<HMENU>(NULL),
gInstance,
nullptr);
if (isButtonClicked) {
gCurrentMonitor = monitor;
}
}
return TRUE;
}
case WM_PARENTNOTIFY: {
if (LOWORD(wParam) == WM_LBUTTONDOWN) {
/* This message is only received when a button other than OK was
* pressed in the dialog window
*/
/* Convert cursor coordinates from dialog to desktop,
* since the button's position is also in desktop coordinates
*/
POINT cursorPos = {LOWORD(lParam), HIWORD(lParam)};
MapWindowPoints(hDlg, nullptr, &cursorPos, 1);
RECT buttonPos;
// Change where test pattern will be drawn if button was clicked on
for (auto& monitor : gMonitors) {
GetWindowRect(monitor.activeButton, &buttonPos);
// If cursor is within boundaries of button
if (cursorPos.x > buttonPos.left &&
cursorPos.x < buttonPos.right &&
cursorPos.y > buttonPos.top &&
cursorPos.y < buttonPos.bottom) {
// Remove asterisk from previous button's text
SetWindowText(gCurrentMonitor.activeButton,
(" " + to_string(gCurrentMonitor.dim.right - gCurrentMonitor.dim.left) +
" x " + to_string(gCurrentMonitor.dim.bottom - gCurrentMonitor.dim.top) +
" ").c_str());
// Set new selected button
gCurrentMonitor = monitor;
// Add asterisk to new button's text
SetWindowText(gCurrentMonitor.activeButton,
("*" + to_string(gCurrentMonitor.dim.right - gCurrentMonitor.dim.left) +
" x " + to_string(gCurrentMonitor.dim.bottom - gCurrentMonitor.dim.top) +
" ").c_str());
}
}
}
break;
}
case WM_COMMAND: {
if (LOWORD(wParam) == IDOK) {
for (auto& monitor : gMonitors) {
DestroyWindow(monitor.activeButton);
}
gMonitors.clear();
gCurrentMonitor.activeButton = nullptr;
// Give Kinect correct monitor dimensions so mouse is moved to proper position
gProjectorKnt.setScreenRect(gCurrentMonitor.dim);
EndDialog(hDlg, LOWORD(wParam));
}
else if (LOWORD(wParam) == IDCANCEL) {
EndDialog(hDlg , LOWORD(wParam));
}
break;
}
case WM_CLOSE: {
EndDialog(hDlg, 0);
break;
}
default: {
return FALSE;
}
}
return TRUE;
}
