// Our dialogs callback routine
BOOL CALLBACK dialog(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam)
{
switch(Message)
{
// make window layered and set all pixels with an RGB value of 0,0,255 invisible
case WM_INITDIALOG:
{
if(SetLayeredWindowAttributes != NULL)
{
if(i < 1) {
DestroyCaption(hwnd,bitmapWidth,bitmapHeight);
i++;
}
SetWindowLong(hwnd, GWL_EXSTYLE, GetWindowLong(hwnd, GWL_EXSTYLE) | WS_EX_LAYERED);
SetLayeredWindowAttributes(hwnd, g_ColourKey, 0, LWA_COLORKEY);
}
break;
}
// move our window
case WM_LBUTTONDOWN:
{
PostMessage(hwnd, WM_NCLBUTTONDOWN, HTCAPTION,0);
break;
}
// cleanup
case WM_CLOSE:
{
DeleteObject(hSkinMBmp);
EndDialog(hwnd, 0);
break;
}
// draw our bitmap
case WM_PAINT:
{
BITMAP bm;
PAINTSTRUCT ps;
HDC hdc = BeginPaint(hwnd, &ps);
HDC dcSkin = CreateCompatibleDC(hdc);
GetObject(hSkinMBmp, sizeof(bm), &bm);
SelectObject(dcSkin, hSkinMBmp);
BitBlt(hdc, 0,0,bitmapWidth,bitmapHeight, dcSkin, 0, 0, SRCCOPY);
DeleteDC(dcSkin);
EndPaint(hwnd, &ps);
break;
}
case WM_COMMAND:
switch(LOWORD(wParam))
{
// btn commands here
}
default:
return FALSE;
}
return TRUE;
}
// The main window procedure used by the dialog window
BOOL CALLBACK DlgMain(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
static HWND hRunButtonWnd; // A handle to the 'Run' button
static HWND hExitButtonWnd; // A handle to the 'Exit' button
switch(uMsg) // Search through messages sent to this window procedure
{
case WM_INITDIALOG: // Creating of the dialog window
if(SetLayeredWindowAttributes != NULL) // Make sure that this function exits
{
if(destroyCaption == false) { // Make sure that the caption has not already been destroyed
DestroyCaption(hwndDlg, pDialogSkin->getBitmapWidth(), pDialogSkin->getBitmapHeight()); // Destroy any window caption that may be set
destroyCaption = true; // Set a flag to ensure that this has been accomplished
}
SetWindowLong(hwndDlg, GWL_EXSTYLE, GetWindowLong(hwndDlg, GWL_EXSTYLE) | WS_EX_LAYERED); // Set the window style
SetLayeredWindowAttributes(hwndDlg, colorKey, 0, LWA_COLORKEY); // Set the transparency color key
}
hRunButtonWnd = ::GetDlgItem(hwndDlg,IDRUN); // Get the window handle for the 'Run' button
hExitButtonWnd = ::GetDlgItem(hwndDlg,IDEXIT); // Get the window handle for the 'Exit' button
return TRUE;
// draw our bitmap
case WM_PAINT: // Draw the dialog window
{
BITMAP bm; // Create a bitmap structure
PAINTSTRUCT ps; // Create a paint structure
HDC hdc = BeginPaint(hwndDlg, &ps); // Create a device context used for the dialog window
HDC dcSkin = CreateCompatibleDC(hdc); // Create a compatible memory device context to copy the color information from the bitmap to
GetObject(pDialogSkin->getBitmapHandle(), sizeof(bm), &bm); // Fill bitmap structure with information about the background image bitmap
SelectObject(dcSkin, pDialogSkin->getBitmapHandle()); // Select this bitmap into the memory device context
BitBlt(hdc, 0,0,pDialogSkin->getBitmapWidth(),pDialogSkin->getBitmapHeight(), dcSkin, 0, 0, SRCCOPY); // Performs bit-block transfer of bitmap pixels to the memory device context
DeleteDC(dcSkin); // Release the memory device context
EndPaint(hwndDlg, &ps); // End painting of dialog window
}
return true;
case WM_CLOSE: // Exit application
{
EndDialog(hwndDlg, 0); // Close down the dialog window
}
return TRUE;
case WM_COMMAND: // Button has been clicked
{
switch (LOWORD (wParam))
{
case IDRUN: // 'Run' button was clicked
EndDialog (hwndDlg, 0) ; // Close the dialog window (or anything else you want to happen)
return TRUE ;
case IDEXIT : // 'Exit' button was clicked
EndDialog (hwndDlg, 0) ; // Close the dialog window because the user is exiting the application
return TRUE ;
}
}
return TRUE;
case WM_MOUSEMOVE: // Mouse has been moved while over the dialog window area
{
if(pRunButton->isMouseOver()){ // Check to see if the mouse was previously over the 'Run' button
pRunButton->mouseIsOut(); // Set a flag to signify that the mouse is not hovering over the 'Run' button any more
if(pRunButton->isMouseLeftButtonDown()){// Check to see if the mouse button was previously flagged as down over the 'Run' button
pRunButton->mouseLeftUp(); // Set a flag to signify that the 'Run' button does not have the left mouse button clicked over it any more
}
InvalidateRgn(hRunButtonWnd, NULL, FALSE); // Redraw the 'Run' button with the default state
}
if(pExitButton->isMouseOver()){ // Check to see if the mouse was previously over the 'Exit' button
pExitButton->mouseIsOut(); // Set a flag to signify that the mouse is not hovering over the 'Exit' button any more
if(pExitButton->isMouseLeftButtonDown()){// Check to see if the mouse button was previously flagged as down over the 'Exit' button
pExitButton->mouseLeftUp(); // Set a flag to signify that the 'Exit' button does not have the left mouse button clicked over it any more
}
InvalidateRgn(hExitButtonWnd, NULL, FALSE); // Redraw the 'Exit' button with the default state
}
}
break;
// Moves the window when the user clicks anywhere not covered by a control. HTCAPTION specifies
// that all button clicks originate in the title bar area - even when the window has no title bar.
case WM_LBUTTONDOWN:
{
PostMessage(hwndDlg, WM_NCLBUTTONDOWN, HTCAPTION,0);
}
return TRUE;
case WM_LBUTTONUP: // The left mouse button was released
{
if(pRunButton->isMouseLeftButtonDown()){ // Check to see if the mouse button was previously flagged as down over the 'Run' button
pRunButton->mouseLeftUp(); // Set a flag to signify that the 'Run' button does not have the left mouse button clicked over it any more
InvalidateRgn(hRunButtonWnd, NULL, FALSE); // Redraw the 'Run' button in its default state
}
if(pExitButton->isMouseLeftButtonDown()){ // Check to see if the mouse button was previously flagged as down over the 'Exit' button
pExitButton->mouseLeftUp(); // Set a flag to signify that the 'Exit' button does not have the left mouse button clicked over it any more
InvalidateRgn(hExitButtonWnd, NULL, FALSE); // Redraw the 'Exit' button in its default state
}
}
}
return FALSE;
}
