Exemple #1
0
static void handleConfigure(void* data,
                            struct wl_shell_surface* shellSurface,
                            uint32_t edges,
                            int32_t width,
                            int32_t height)
{
    _GLFWwindow* window = data;
    _glfwInputFramebufferSize(window, width, height);
    _glfwInputWindowSize(window, width, height);
    _glfwPlatformSetWindowSize(window, width, height);
    _glfwInputWindowDamage(window);
}
Exemple #2
0
static void handleConfigure(void* data,
                            struct wl_shell_surface* shellSurface,
                            uint32_t edges,
                            int32_t width,
                            int32_t height)
{
    _GLFWwindow* window = data;
    float aspectRatio;
    float targetRatio;

    if (!window->monitor)
    {
        if (_glfw.wl.viewporter && window->decorated)
        {
            width -= _GLFW_DECORATION_HORIZONTAL;
            height -= _GLFW_DECORATION_VERTICAL;
        }
        if (width < 1)
            width = 1;
        if (height < 1)
            height = 1;

        if (window->numer != GLFW_DONT_CARE && window->denom != GLFW_DONT_CARE)
        {
            aspectRatio = (float)width / (float)height;
            targetRatio = (float)window->numer / (float)window->denom;
            if (aspectRatio < targetRatio)
                height = width / targetRatio;
            else if (aspectRatio > targetRatio)
                width = height * targetRatio;
        }

        if (window->minwidth != GLFW_DONT_CARE && width < window->minwidth)
            width = window->minwidth;
        else if (window->maxwidth != GLFW_DONT_CARE && width > window->maxwidth)
            width = window->maxwidth;

        if (window->minheight != GLFW_DONT_CARE && height < window->minheight)
            height = window->minheight;
        else if (window->maxheight != GLFW_DONT_CARE && height > window->maxheight)
            height = window->maxheight;
    }

    _glfwInputWindowSize(window, width, height);
    _glfwPlatformSetWindowSize(window, width, height);
    _glfwInputWindowDamage(window);
}
// Window callback function (handles window events)
//
static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
                                   WPARAM wParam, LPARAM lParam)
{
    _GLFWwindow* window = (_GLFWwindow*) GetWindowLongPtrW(hWnd, 0);

    switch (uMsg)
    {
        case WM_NCCREATE:
        {
            CREATESTRUCTW* cs = (CREATESTRUCTW*) lParam;
            SetWindowLongPtrW(hWnd, 0, (LONG_PTR) cs->lpCreateParams);
            break;
        }

        case WM_SETFOCUS:
        {
            if (window->cursorMode != GLFW_CURSOR_NORMAL)
                _glfwPlatformApplyCursorMode(window);

            if (window->monitor && window->autoIconify)
                enterFullscreenMode(window);

            _glfwInputWindowFocus(window, GL_TRUE);
            return 0;
        }

        case WM_KILLFOCUS:
        {
            if (window->cursorMode != GLFW_CURSOR_NORMAL)
                restoreCursor(window);

            if (window->monitor && window->autoIconify)
            {
                _glfwPlatformIconifyWindow(window);
                leaveFullscreenMode(window);
            }

            _glfwInputWindowFocus(window, GL_FALSE);
            return 0;
        }

        case WM_SYSCOMMAND:
        {
            switch (wParam & 0xfff0)
            {
                case SC_SCREENSAVE:
                case SC_MONITORPOWER:
                {
                    if (window->monitor)
                    {
                        // We are running in full screen mode, so disallow
                        // screen saver and screen blanking
                        return 0;
                    }
                    else
                        break;
                }

                // User trying to access application menu using ALT?
                case SC_KEYMENU:
                    return 0;
            }
            break;
        }

        case WM_CLOSE:
        {
            _glfwInputWindowCloseRequest(window);
            return 0;
        }

        case WM_KEYDOWN:
        case WM_SYSKEYDOWN:
        {
            const int scancode = (lParam >> 16) & 0x1ff;
            const int key = translateKey(wParam, lParam);
            if (key == _GLFW_KEY_INVALID)
                break;

            _glfwInputKey(window, key, scancode, GLFW_PRESS, getKeyMods());
            break;
        }

        case WM_CHAR:
        {
            _glfwInputChar(window, (unsigned int) wParam, getKeyMods(), GL_TRUE);
            return 0;
        }

        case WM_SYSCHAR:
        {
            _glfwInputChar(window, (unsigned int) wParam, getKeyMods(), GL_FALSE);
            return 0;
        }

        case WM_UNICHAR:
        {
            // This message is not sent by Windows, but is sent by some
            // third-party input method engines

            if (wParam == UNICODE_NOCHAR)
            {
                // Returning TRUE here announces support for this message
                return TRUE;
            }

            _glfwInputChar(window, (unsigned int) wParam, getKeyMods(), GL_TRUE);
            return FALSE;
        }

        case WM_KEYUP:
        case WM_SYSKEYUP:
        {
            const int mods = getKeyMods();
            const int scancode = (lParam >> 16) & 0x1ff;
            const int key = translateKey(wParam, lParam);
            if (key == _GLFW_KEY_INVALID)
                break;

            if (wParam == VK_SHIFT)
            {
                // Release both Shift keys on Shift up event, as only one event
                // is sent even if both keys are released
                _glfwInputKey(window, GLFW_KEY_LEFT_SHIFT, scancode, GLFW_RELEASE, mods);
                _glfwInputKey(window, GLFW_KEY_RIGHT_SHIFT, scancode, GLFW_RELEASE, mods);
            }
            else if (wParam == VK_SNAPSHOT)
            {
                // Key down is not reported for the print screen key
                _glfwInputKey(window, key, scancode, GLFW_PRESS, mods);
                _glfwInputKey(window, key, scancode, GLFW_RELEASE, mods);
            }
            else
                _glfwInputKey(window, key, scancode, GLFW_RELEASE, mods);

            break;
        }

        case WM_LBUTTONDOWN:
        case WM_RBUTTONDOWN:
        case WM_MBUTTONDOWN:
        case WM_XBUTTONDOWN:
        {
            const int mods = getKeyMods();

            SetCapture(hWnd);

            if (uMsg == WM_LBUTTONDOWN)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_PRESS, mods);
            else if (uMsg == WM_RBUTTONDOWN)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_RIGHT, GLFW_PRESS, mods);
            else if (uMsg == WM_MBUTTONDOWN)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_MIDDLE, GLFW_PRESS, mods);
            else
            {
                if (HIWORD(wParam) == XBUTTON1)
                    _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_4, GLFW_PRESS, mods);
                else if (HIWORD(wParam) == XBUTTON2)
                    _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_5, GLFW_PRESS, mods);

                return TRUE;
            }

            return 0;
        }

        case WM_LBUTTONUP:
        case WM_RBUTTONUP:
        case WM_MBUTTONUP:
        case WM_XBUTTONUP:
        {
            const int mods = getKeyMods();

            ReleaseCapture();

            if (uMsg == WM_LBUTTONUP)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_RELEASE, mods);
            else if (uMsg == WM_RBUTTONUP)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_RIGHT, GLFW_RELEASE, mods);
            else if (uMsg == WM_MBUTTONUP)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_MIDDLE, GLFW_RELEASE, mods);
            else
            {
                if (HIWORD(wParam) == XBUTTON1)
                    _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_4, GLFW_RELEASE, mods);
                else if (HIWORD(wParam) == XBUTTON2)
                    _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_5, GLFW_RELEASE, mods);

                return TRUE;
            }

            return 0;
        }

        case WM_MOUSEMOVE:
        {
            const int x = GET_X_LPARAM(lParam);
            const int y = GET_Y_LPARAM(lParam);

            if (window->cursorMode == GLFW_CURSOR_DISABLED)
            {
                if (_glfw.focusedWindow != window)
                    break;

                _glfwInputCursorMotion(window,
                                        x - window->win32.cursorPosX,
                                        y - window->win32.cursorPosY);
            }
            else
                _glfwInputCursorMotion(window, x, y);

            window->win32.cursorPosX = x;
            window->win32.cursorPosY = y;

            if (!window->win32.cursorInside)
            {
                TRACKMOUSEEVENT tme;
                ZeroMemory(&tme, sizeof(tme));
                tme.cbSize = sizeof(tme);
                tme.dwFlags = TME_LEAVE;
                tme.hwndTrack = window->win32.handle;
                TrackMouseEvent(&tme);

                window->win32.cursorInside = GL_TRUE;
                _glfwInputCursorEnter(window, GL_TRUE);
            }

            return 0;
        }

        case WM_MOUSELEAVE:
        {
            window->win32.cursorInside = GL_FALSE;
            _glfwInputCursorEnter(window, GL_FALSE);
            return 0;
        }

        case WM_MOUSEWHEEL:
        {
            _glfwInputScroll(window, 0.0, (SHORT) HIWORD(wParam) / (double) WHEEL_DELTA);
            return 0;
        }

        case WM_MOUSEHWHEEL:
        {
            // This message is only sent on Windows Vista and later
            // NOTE: The X-axis is inverted for consistency with OS X and X11.
            _glfwInputScroll(window, -((SHORT) HIWORD(wParam) / (double) WHEEL_DELTA), 0.0);
            return 0;
        }

        case WM_SIZE:
        {
            if (_glfw.focusedWindow == window)
            {
                if (window->cursorMode == GLFW_CURSOR_DISABLED)
                    updateClipRect(window);
            }

            if (!window->win32.iconified && wParam == SIZE_MINIMIZED)
            {
                window->win32.iconified = GL_TRUE;
                _glfwInputWindowIconify(window, GL_TRUE);
            }
            else if (window->win32.iconified &&
                     (wParam == SIZE_RESTORED || wParam == SIZE_MAXIMIZED))
            {
                window->win32.iconified = GL_FALSE;
                _glfwInputWindowIconify(window, GL_FALSE);
            }

            _glfwInputFramebufferSize(window, LOWORD(lParam), HIWORD(lParam));
            _glfwInputWindowSize(window, LOWORD(lParam), HIWORD(lParam));
            return 0;
        }

        case WM_MOVE:
        {
            if (_glfw.focusedWindow == window)
            {
                if (window->cursorMode == GLFW_CURSOR_DISABLED)
                    updateClipRect(window);
            }

            // NOTE: This cannot use LOWORD/HIWORD recommended by MSDN, as
            // those macros do not handle negative window positions correctly
            _glfwInputWindowPos(window,
                                GET_X_LPARAM(lParam),
                                GET_Y_LPARAM(lParam));
            return 0;
        }

        case WM_PAINT:
        {
            _glfwInputWindowDamage(window);
            break;
        }

        case WM_ERASEBKGND:
        {
            return TRUE;
        }

        case WM_SETCURSOR:
        {
            if (_glfw.focusedWindow == window && LOWORD(lParam) == HTCLIENT)
            {
                if (window->cursorMode == GLFW_CURSOR_HIDDEN ||
                    window->cursorMode == GLFW_CURSOR_DISABLED)
                {
                    SetCursor(NULL);
                    return TRUE;
                }
                else if (window->cursor)
                {
                    SetCursor(window->cursor->win32.handle);
                    return TRUE;
                }
            }

            break;
        }

        case WM_DEVICECHANGE:
        {
            if (DBT_DEVNODES_CHANGED == wParam)
            {
                _glfwInputMonitorChange();
                return TRUE;
            }
            break;
        }

        case WM_DWMCOMPOSITIONCHANGED:
        {
            if (_glfwIsCompositionEnabled())
            {
                _GLFWwindow* previous = _glfwPlatformGetCurrentContext();
                _glfwPlatformMakeContextCurrent(window);
                _glfwPlatformSwapInterval(0);
                _glfwPlatformMakeContextCurrent(previous);
            }

            // TODO: Restore vsync if compositing was disabled
            break;
        }

        case WM_DROPFILES:
        {
            HDROP hDrop = (HDROP) wParam;
            POINT pt;
            int i;

            const int count = DragQueryFileW(hDrop, 0xffffffff, NULL, 0);
            char** paths = calloc(count, sizeof(char*));

            // Move the mouse to the position of the drop
            DragQueryPoint(hDrop, &pt);
            _glfwInputCursorMotion(window, pt.x, pt.y);

            for (i = 0;  i < count;  i++)
            {
                const UINT length = DragQueryFileW(hDrop, i, NULL, 0);
                WCHAR* buffer = calloc(length + 1, sizeof(WCHAR));

                DragQueryFileW(hDrop, i, buffer, length + 1);
                paths[i] = _glfwCreateUTF8FromWideString(buffer);

                free(buffer);
            }

            _glfwInputDrop(window, count, (const char**) paths);

            for (i = 0;  i < count;  i++)
                free(paths[i]);
            free(paths);

            DragFinish(hDrop);
            return 0;
        }
    }

    return DefWindowProc(hWnd, uMsg, wParam, lParam);
}
Exemple #4
0
static void processEvent(XEvent *event)
{
    _GLFWwindow* window;

    switch (event->type)
    {
	case KeyPress:
	{
	    // A keyboard key was pressed
	    window = findWindow(event->xkey.window);
	    if (window == NULL)
		return;

	    _glfwInputKey(window, translateKey(event->xkey.keycode), GLFW_PRESS);
	    _glfwInputChar(window, translateChar(&event->xkey));
	    break;
	}

	case KeyRelease:
	{
	    // A keyboard key was released
	    window = findWindow(event->xkey.window);
	    if (window == NULL)
		return;

	    // Do not report key releases for key repeats. For key repeats we
	    // will get KeyRelease/KeyPress pairs with similar or identical
	    // time stamps. User selected key repeat filtering is handled in
	    // _glfwInputKey/_glfwInputChar.
	    if (XEventsQueued(_glfwLibrary.X11.display, QueuedAfterReading))
	    {
		XEvent nextEvent;
		XPeekEvent(_glfwLibrary.X11.display, &nextEvent);

		if (nextEvent.type == KeyPress &&
		    nextEvent.xkey.window == event->xkey.window &&
		    nextEvent.xkey.keycode == event->xkey.keycode)
		{
		    // This last check is a hack to work around key repeats
		    // leaking through due to some sort of time drift
		    // Toshiyuki Takahashi can press a button 16 times per
		    // second so it's fairly safe to assume that no human is
		    // pressing the key 50 times per second (value is ms)
		    if ((nextEvent.xkey.time - event->xkey.time) < 20)
		    {
			// Do not report anything for this event
			break;
		    }
		}
	    }

	    _glfwInputKey(window, translateKey(event->xkey.keycode), GLFW_RELEASE);
	    break;
	}

	case ButtonPress:
	{
	    // A mouse button was pressed or a scrolling event occurred
	    window = findWindow(event->xbutton.window);
	    if (window == NULL)
		return;

	    if (event->xbutton.button == Button1)
		_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_PRESS);
	    else if (event->xbutton.button == Button2)
		_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_MIDDLE, GLFW_PRESS);
	    else if (event->xbutton.button == Button3)
		_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_RIGHT, GLFW_PRESS);

	    // XFree86 3.3.2 and later translates mouse wheel up/down into
	    // mouse button 4 & 5 presses
	    else if (event->xbutton.button == Button4)
		_glfwInputScroll(window, 0.0, 1.0);
	    else if (event->xbutton.button == Button5)
		_glfwInputScroll(window, 0.0, -1.0);

	    else if (event->xbutton.button == Button6)
		_glfwInputScroll(window, -1.0, 0.0);
	    else if (event->xbutton.button == Button7)
		_glfwInputScroll(window, 1.0, 0.0);

	    break;
	}

	case ButtonRelease:
	{
	    // A mouse button was released
	    window = findWindow(event->xbutton.window);
	    if (window == NULL)
		return;

	    if (event->xbutton.button == Button1)
	    {
		_glfwInputMouseClick(window,
				     GLFW_MOUSE_BUTTON_LEFT,
				     GLFW_RELEASE);
	    }
	    else if (event->xbutton.button == Button2)
	    {
		_glfwInputMouseClick(window,
				     GLFW_MOUSE_BUTTON_MIDDLE,
				     GLFW_RELEASE);
	    }
	    else if (event->xbutton.button == Button3)
	    {
		_glfwInputMouseClick(window,
				     GLFW_MOUSE_BUTTON_RIGHT,
				     GLFW_RELEASE);
	    }
	    break;
	}

	case EnterNotify:
	{
	    // The cursor entered the window
	    window = findWindow(event->xcrossing.window);
	    if (window == NULL)
		return;

	    if (window->cursorMode == GLFW_CURSOR_HIDDEN)
		hideCursor(window);

	    _glfwInputCursorEnter(window, GL_TRUE);
	    break;
	}

	case LeaveNotify:
	{
	    // The cursor left the window
	    window = findWindow(event->xcrossing.window);
	    if (window == NULL)
		return;

	    if (window->cursorMode == GLFW_CURSOR_HIDDEN)
		showCursor(window);

	    _glfwInputCursorEnter(window, GL_FALSE);
	    break;
	}

	case MotionNotify:
	{
	    // The cursor was moved
	    window = findWindow(event->xmotion.window);
	    if (window == NULL)
		return;

	    if (event->xmotion.x != window->X11.cursorPosX ||
		event->xmotion.y != window->X11.cursorPosY)
	    {
		// The cursor was moved by something other than GLFW

		int x, y;

		if (window->cursorMode == GLFW_CURSOR_CAPTURED)
		{
		    if (_glfwLibrary.activeWindow != window)
			break;

		    x = event->xmotion.x - window->X11.cursorPosX;
		    y = event->xmotion.y - window->X11.cursorPosY;
		}
		else
		{
		    x = event->xmotion.x;
		    y = event->xmotion.y;
		}

		window->X11.cursorPosX = event->xmotion.x;
		window->X11.cursorPosY = event->xmotion.y;
		window->X11.cursorCentered = GL_FALSE;

		_glfwInputCursorMotion(window, x, y);
	    }

	    break;
	}

	case ConfigureNotify:
	{
	    // The window configuration changed somehow
	    window = findWindow(event->xconfigure.window);
	    if (window == NULL)
		return;

	    _glfwInputWindowSize(window,
				 event->xconfigure.width,
				 event->xconfigure.height);

	    _glfwInputWindowPos(window,
				event->xconfigure.x,
				event->xconfigure.y);

	    break;
	}

	case ClientMessage:
	{
	    // Custom client message, probably from the window manager
	    window = findWindow(event->xclient.window);
	    if (window == NULL)
		return;

	    if ((Atom) event->xclient.data.l[0] == _glfwLibrary.X11.wmDeleteWindow)
	    {
		// The window manager was asked to close the window, for example by
		// the user pressing a 'close' window decoration button

		_glfwInputWindowCloseRequest(window);
	    }
	    else if (_glfwLibrary.X11.wmPing != None &&
		     (Atom) event->xclient.data.l[0] == _glfwLibrary.X11.wmPing)
	    {
		// The window manager is pinging the application to ensure it's
		// still responding to events

		event->xclient.window = _glfwLibrary.X11.root;
		XSendEvent(_glfwLibrary.X11.display,
			   event->xclient.window,
			   False,
			   SubstructureNotifyMask | SubstructureRedirectMask,
			   event);
	    }

	    break;
	}

	case MapNotify:
	{
	    // The window was mapped
	    window = findWindow(event->xmap.window);
	    if (window == NULL)
		return;

	    _glfwInputWindowVisibility(window, GL_TRUE);
	    _glfwInputWindowIconify(window, GL_FALSE);
	    break;
	}

	case UnmapNotify:
	{
	    // The window was unmapped
	    window = findWindow(event->xmap.window);
	    if (window == NULL)
		return;

	    _glfwInputWindowVisibility(window, GL_FALSE);
	    _glfwInputWindowIconify(window, GL_TRUE);
	    break;
	}

	case FocusIn:
	{
	    // The window gained focus
	    window = findWindow(event->xfocus.window);
	    if (window == NULL)
		return;

	    _glfwInputWindowFocus(window, GL_TRUE);

	    if (window->cursorMode == GLFW_CURSOR_CAPTURED)
		captureCursor(window);

	    break;
	}

	case FocusOut:
	{
	    // The window lost focus
	    window = findWindow(event->xfocus.window);
	    if (window == NULL)
		return;

	    _glfwInputWindowFocus(window, GL_FALSE);

	    if (window->cursorMode == GLFW_CURSOR_CAPTURED)
		showCursor(window);

	    break;
	}

	case Expose:
	{
	    // The window's contents was damaged
	    window = findWindow(event->xexpose.window);
	    if (window == NULL)
		return;

	    _glfwInputWindowDamage(window);
	    break;
	}

	case SelectionClear:
	{
	    // The ownership of the selection was lost

	    free(_glfwLibrary.X11.selection.string);
	    _glfwLibrary.X11.selection.string = NULL;
	    break;
	}

	case SelectionNotify:
	{
	    // The selection conversion status is available

	    XSelectionEvent* request = &event->xselection;

	    if (_glfwReadSelection(request))
		_glfwLibrary.X11.selection.status = _GLFW_CONVERSION_SUCCEEDED;
	    else
		_glfwLibrary.X11.selection.status = _GLFW_CONVERSION_FAILED;

	    break;
	}

	case SelectionRequest:
	{
	    // The contents of the selection was requested

	    XSelectionRequestEvent* request = &event->xselectionrequest;

	    XEvent response;
	    memset(&response, 0, sizeof(response));

	    response.xselection.property = _glfwWriteSelection(request);
	    response.xselection.type = SelectionNotify;
	    response.xselection.display = request->display;
	    response.xselection.requestor = request->requestor;
	    response.xselection.selection = request->selection;
	    response.xselection.target = request->target;
	    response.xselection.time = request->time;

	    XSendEvent(_glfwLibrary.X11.display,
		       request->requestor,
		       False, 0, &response);
	    break;
	}

	case DestroyNotify:
	    return;

	default:
	{
#if defined(_GLFW_HAS_XRANDR)
	    switch (event->type - _glfwLibrary.X11.RandR.eventBase)
	    {
		case RRScreenChangeNotify:
		{
		    XRRUpdateConfiguration(event);
		    break;
		}
	    }
#endif /*_GLFW_HAS_XRANDR*/
	    break;
	}
    }
}
Exemple #5
0
// Process the specified X event
//
static void processEvent(XEvent *event)
{
    _GLFWwindow* window = NULL;

    if (event->type != GenericEvent)
    {
        window = _glfwFindWindowByHandle(event->xany.window);
        if (window == NULL)
        {
            // This is either an event for a destroyed GLFW window or an event
            // of a type not currently supported by GLFW
            return;
        }
    }

    switch (event->type)
    {
        case KeyPress:
        {
            _glfwInputKey(window, translateKey(event->xkey.keycode), GLFW_PRESS);

            if (!(event->xkey.state & ControlMask) &&
                !(event->xkey.state & Mod1Mask /*Alt*/))
            {
            _glfwInputChar(window, translateChar(&event->xkey));
            }

            break;
        }

        case KeyRelease:
        {
            _glfwInputKey(window, translateKey(event->xkey.keycode), GLFW_RELEASE);
            break;
        }

        case ButtonPress:
        {
            if (event->xbutton.button == Button1)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_PRESS);
            else if (event->xbutton.button == Button2)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_MIDDLE, GLFW_PRESS);
            else if (event->xbutton.button == Button3)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_RIGHT, GLFW_PRESS);

            // Modern X provides scroll events as mouse button presses
            else if (event->xbutton.button == Button4)
                _glfwInputScroll(window, 0.0, 1.0);
            else if (event->xbutton.button == Button5)
                _glfwInputScroll(window, 0.0, -1.0);
            else if (event->xbutton.button == Button6)
                _glfwInputScroll(window, -1.0, 0.0);
            else if (event->xbutton.button == Button7)
                _glfwInputScroll(window, 1.0, 0.0);

            break;
        }

        case ButtonRelease:
        {
            if (event->xbutton.button == Button1)
            {
                _glfwInputMouseClick(window,
                                     GLFW_MOUSE_BUTTON_LEFT,
                                     GLFW_RELEASE);
            }
            else if (event->xbutton.button == Button2)
            {
                _glfwInputMouseClick(window,
                                     GLFW_MOUSE_BUTTON_MIDDLE,
                                     GLFW_RELEASE);
            }
            else if (event->xbutton.button == Button3)
            {
                _glfwInputMouseClick(window,
                                     GLFW_MOUSE_BUTTON_RIGHT,
                                     GLFW_RELEASE);
            }
            break;
        }

        case EnterNotify:
        {
            if (window->cursorMode == GLFW_CURSOR_HIDDEN)
                hideCursor(window);

            _glfwInputCursorEnter(window, GL_TRUE);
            break;
        }

        case LeaveNotify:
        {
            if (window->cursorMode == GLFW_CURSOR_HIDDEN)
                showCursor(window);

            _glfwInputCursorEnter(window, GL_FALSE);
            break;
        }

        case MotionNotify:
        {
            if (event->xmotion.x != window->x11.cursorPosX ||
                event->xmotion.y != window->x11.cursorPosY)
            {
                // The cursor was moved by something other than GLFW

                int x, y;

                if (window->cursorMode == GLFW_CURSOR_CAPTURED)
                {
                    if (_glfw.focusedWindow != window)
                        break;

                    x = event->xmotion.x - window->x11.cursorPosX;
                    y = event->xmotion.y - window->x11.cursorPosY;
                }
                else
                {
                    x = event->xmotion.x;
                    y = event->xmotion.y;
                }

                window->x11.cursorPosX = event->xmotion.x;
                window->x11.cursorPosY = event->xmotion.y;
                window->x11.cursorCentered = GL_FALSE;

                _glfwInputCursorMotion(window, x, y);
            }

            break;
        }

        case ConfigureNotify:
        {
            _glfwInputWindowSize(window,
                                 event->xconfigure.width,
                                 event->xconfigure.height);

            _glfwInputWindowPos(window,
                                event->xconfigure.x,
                                event->xconfigure.y);

            break;
        }

        case ClientMessage:
        {
            // Custom client message, probably from the window manager

            if ((Atom) event->xclient.data.l[0] == _glfw.x11.WM_DELETE_WINDOW)
            {
                // The window manager was asked to close the window, for example by
                // the user pressing a 'close' window decoration button

                _glfwInputWindowCloseRequest(window);
            }
            else if (_glfw.x11.NET_WM_PING != None &&
                     (Atom) event->xclient.data.l[0] == _glfw.x11.NET_WM_PING)
            {
                // The window manager is pinging the application to ensure it's
                // still responding to events

                event->xclient.window = _glfw.x11.root;
                XSendEvent(_glfw.x11.display,
                           event->xclient.window,
                           False,
                           SubstructureNotifyMask | SubstructureRedirectMask,
                           event);
            }

            break;
        }

        case MapNotify:
        {
            _glfwInputWindowVisibility(window, GL_TRUE);
            break;
        }

        case UnmapNotify:
        {
            _glfwInputWindowVisibility(window, GL_FALSE);
            break;
        }

        case FocusIn:
        {
            _glfwInputWindowFocus(window, GL_TRUE);

            if (window->cursorMode == GLFW_CURSOR_CAPTURED)
                captureCursor(window);

            break;
        }

        case FocusOut:
        {
            _glfwInputWindowFocus(window, GL_FALSE);

            if (window->cursorMode == GLFW_CURSOR_CAPTURED)
                showCursor(window);

            break;
        }

        case Expose:
        {
            _glfwInputWindowDamage(window);
            break;
        }

        case PropertyNotify:
        {
            if (event->xproperty.atom == _glfw.x11.WM_STATE &&
                event->xproperty.state == PropertyNewValue)
            {
                struct {
                    CARD32 state;
                    Window icon;
                } *state = NULL;

                if (_glfwGetWindowProperty(window->x11.handle,
                                           _glfw.x11.WM_STATE,
                                           _glfw.x11.WM_STATE,
                                           (unsigned char**) &state) >= 2)
                {
                    if (state->state == IconicState)
                        _glfwInputWindowIconify(window, GL_TRUE);
                    else if (state->state == NormalState)
                        _glfwInputWindowIconify(window, GL_FALSE);
                }

                XFree(state);
            }

            break;
        }

        case SelectionClear:
        {
            // The ownership of the clipboard selection was lost

            free(_glfw.x11.selection.string);
            _glfw.x11.selection.string = NULL;
            break;
        }

        case SelectionRequest:
        {
            // The contents of the clipboard selection was requested

            XSelectionRequestEvent* request = &event->xselectionrequest;

            XEvent response;
            memset(&response, 0, sizeof(response));

            response.xselection.property = _glfwWriteSelection(request);
            response.xselection.type = SelectionNotify;
            response.xselection.display = request->display;
            response.xselection.requestor = request->requestor;
            response.xselection.selection = request->selection;
            response.xselection.target = request->target;
            response.xselection.time = request->time;

            XSendEvent(_glfw.x11.display,
                       request->requestor,
                       False, 0, &response);
            break;
        }

        case DestroyNotify:
            return;

        case GenericEvent:
        {
            if (event->xcookie.extension == _glfw.x11.xi2.majorOpcode &&
                XGetEventData(_glfw.x11.display, &event->xcookie))
            {
                if (event->xcookie.evtype == XI_Motion)
                {
                    XIDeviceEvent* data = (XIDeviceEvent*) event->xcookie.data;

                    window = _glfwFindWindowByHandle(data->event);
                    if (window)
                    {
                        if (data->event_x != window->x11.cursorPosX ||
                            data->event_y != window->x11.cursorPosY)
                        {
                            // The cursor was moved by something other than GLFW

                            double x, y;

                            if (window->cursorMode == GLFW_CURSOR_CAPTURED)
                            {
                                if (_glfw.focusedWindow != window)
                                    break;

                                x = data->event_x - window->x11.cursorPosX;
                                y = data->event_y - window->x11.cursorPosY;
                            }
                            else
                            {
                                x = data->event_x;
                                y = data->event_y;
                            }

                            window->x11.cursorPosX = data->event_x;
                            window->x11.cursorPosY = data->event_y;
                            window->x11.cursorCentered = GL_FALSE;

                            _glfwInputCursorMotion(window, x, y);
                        }
                    }
                }
            }

            XFreeEventData(_glfw.x11.display, &event->xcookie);
            break;
        }

        default:
        {
            switch (event->type - _glfw.x11.randr.eventBase)
            {
                case RRScreenChangeNotify:
                {
                    XRRUpdateConfiguration(event);
                    break;
                }
            }

            break;
        }
    }
}
Exemple #6
0
// Process the specified X event
//
static void processEvent(XEvent *event)
{
    _GLFWwindow* window = NULL;

    if (event->type != GenericEvent)
    {
        window = _glfwFindWindowByHandle(event->xany.window);
        if (window == NULL)
        {
            // This is an event for a window that has already been destroyed
            return;
        }
    }

    switch (event->type)
    {
        case KeyPress:
        {
            const int key = translateKey(event->xkey.keycode);
            const int mods = translateState(event->xkey.state);
            const int character = translateChar(&event->xkey);

            _glfwInputKey(window, key, event->xkey.keycode, GLFW_PRESS, mods);

            if (character != -1)
                _glfwInputChar(window, character);

            break;
        }

        case KeyRelease:
        {
            const int key = translateKey(event->xkey.keycode);
            const int mods = translateState(event->xkey.state);

            _glfwInputKey(window, key, event->xkey.keycode, GLFW_RELEASE, mods);
            break;
        }

        case ButtonPress:
        {
            const int mods = translateState(event->xbutton.state);

            if (event->xbutton.button == Button1)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_PRESS, mods);
            else if (event->xbutton.button == Button2)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_MIDDLE, GLFW_PRESS, mods);
            else if (event->xbutton.button == Button3)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_RIGHT, GLFW_PRESS, mods);

            // Modern X provides scroll events as mouse button presses
            else if (event->xbutton.button == Button4)
                _glfwInputScroll(window, 0.0, 1.0);
            else if (event->xbutton.button == Button5)
                _glfwInputScroll(window, 0.0, -1.0);
            else if (event->xbutton.button == Button6)
                _glfwInputScroll(window, -1.0, 0.0);
            else if (event->xbutton.button == Button7)
                _glfwInputScroll(window, 1.0, 0.0);

            else
            {
                // Additional buttons after 7 are treated as regular buttons
                // We subtract 4 to fill the gap left by scroll input above
                _glfwInputMouseClick(window,
                                     event->xbutton.button - 4,
                                     GLFW_PRESS,
                                     mods);
            }

            break;
        }

        case ButtonRelease:
        {
            const int mods = translateState(event->xbutton.state);

            if (event->xbutton.button == Button1)
            {
                _glfwInputMouseClick(window,
                                     GLFW_MOUSE_BUTTON_LEFT,
                                     GLFW_RELEASE,
                                     mods);
            }
            else if (event->xbutton.button == Button2)
            {
                _glfwInputMouseClick(window,
                                     GLFW_MOUSE_BUTTON_MIDDLE,
                                     GLFW_RELEASE,
                                     mods);
            }
            else if (event->xbutton.button == Button3)
            {
                _glfwInputMouseClick(window,
                                     GLFW_MOUSE_BUTTON_RIGHT,
                                     GLFW_RELEASE,
                                     mods);
            }
            else if (event->xbutton.button > Button7)
            {
                // Additional buttons after 7 are treated as regular buttons
                // We subtract 4 to fill the gap left by scroll input above
                _glfwInputMouseClick(window,
                                     event->xbutton.button - 4,
                                     GLFW_RELEASE,
                                     mods);
            }
            break;
        }

        case EnterNotify:
        {
            _glfwInputCursorEnter(window, GL_TRUE);
            break;
        }

        case LeaveNotify:
        {
            _glfwInputCursorEnter(window, GL_FALSE);
            break;
        }

        case MotionNotify:
        {
            if (event->xmotion.x != window->x11.warpPosX ||
                event->xmotion.y != window->x11.warpPosY)
            {
                // The cursor was moved by something other than GLFW

                int x, y;

                if (window->cursorMode == GLFW_CURSOR_DISABLED)
                {
                    if (_glfw.focusedWindow != window)
                        break;

                    x = event->xmotion.x - window->x11.cursorPosX;
                    y = event->xmotion.y - window->x11.cursorPosY;
                }
                else
                {
                    x = event->xmotion.x;
                    y = event->xmotion.y;
                }

                _glfwInputCursorMotion(window, x, y);
            }

            window->x11.cursorPosX = event->xmotion.x;
            window->x11.cursorPosY = event->xmotion.y;
            break;
        }

        case ConfigureNotify:
        {
            if (event->xconfigure.width != window->x11.width ||
                event->xconfigure.height != window->x11.height)
            {
                _glfwInputFramebufferSize(window,
                                          event->xconfigure.width,
                                          event->xconfigure.height);

                _glfwInputWindowSize(window,
                                     event->xconfigure.width,
                                     event->xconfigure.height);

                window->x11.width = event->xconfigure.width;
                window->x11.height = event->xconfigure.height;
            }

            if (event->xconfigure.x != window->x11.xpos ||
                event->xconfigure.y != window->x11.ypos)
            {
                _glfwInputWindowPos(window,
                                    event->xconfigure.x,
                                    event->xconfigure.y);

                window->x11.xpos = event->xconfigure.x;
                window->x11.ypos = event->xconfigure.y;
            }

            break;
        }

        case ClientMessage:
        {
            // Custom client message, probably from the window manager

            if ((Atom) event->xclient.data.l[0] == _glfw.x11.WM_DELETE_WINDOW)
            {
                // The window manager was asked to close the window, for example by
                // the user pressing a 'close' window decoration button

                _glfwInputWindowCloseRequest(window);
            }
            else if (_glfw.x11.NET_WM_PING &&
                     (Atom) event->xclient.data.l[0] == _glfw.x11.NET_WM_PING)
            {
                // The window manager is pinging the application to ensure it's
                // still responding to events

                event->xclient.window = _glfw.x11.root;
                XSendEvent(_glfw.x11.display,
                           event->xclient.window,
                           False,
                           SubstructureNotifyMask | SubstructureRedirectMask,
                           event);
            }
            else if (event->xclient.message_type == _glfw.x11.XdndEnter)
            {
                // A drag operation has entered the window
                // TODO: Check if UTF-8 string is supported by the source
            }
            else if (event->xclient.message_type == _glfw.x11.XdndDrop)
            {
                // The drag operation has finished dropping on
                // the window, ask to convert it to a UTF-8 string
                _glfw.x11.xdnd.source = event->xclient.data.l[0];
                XConvertSelection(_glfw.x11.display,
                                  _glfw.x11.XdndSelection,
                                  _glfw.x11.UTF8_STRING,
                                  _glfw.x11.XdndSelection,
                                  window->x11.handle, CurrentTime);
            }
            else if (event->xclient.message_type == _glfw.x11.XdndPosition)
            {
                // The drag operation has moved over the window
                const int absX = (event->xclient.data.l[2] >> 16) & 0xFFFF;
                const int absY = (event->xclient.data.l[2]) & 0xFFFF;
                int x, y;

                _glfwPlatformGetWindowPos(window, &x, &y);
                _glfwInputCursorMotion(window, absX - x, absY - y);

                // Reply that we are ready to copy the dragged data
                XEvent reply;
                memset(&reply, 0, sizeof(reply));

                reply.type = ClientMessage;
                reply.xclient.window = event->xclient.data.l[0];
                reply.xclient.message_type = _glfw.x11.XdndStatus;
                reply.xclient.format = 32;
                reply.xclient.data.l[0] = window->x11.handle;
                reply.xclient.data.l[1] = 1; // Always accept the dnd with no rectangle
                reply.xclient.data.l[2] = 0; // Specify an empty rectangle
                reply.xclient.data.l[3] = 0;
                reply.xclient.data.l[4] = _glfw.x11.XdndActionCopy;

                XSendEvent(_glfw.x11.display, event->xclient.data.l[0],
                           False, NoEventMask, &reply);
                XFlush(_glfw.x11.display);
            }

            break;
        }

        case SelectionNotify:
        {
            if (event->xselection.property)
            {
                // The converted data from the drag operation has arrived
                char* data;
                const int result = _glfwGetWindowProperty(event->xselection.requestor,
                                                          event->xselection.property,
                                                          event->xselection.target,
                                                          (unsigned char**) &data);

                if (result)
                {
                    int i, count;
                    char** names = splitUriList(data, &count);

                    _glfwInputDrop(window, count, (const char**) names);

                    for (i = 0;  i < count;  i++)
                        free(names[i]);
                    free(names);
                }

                XFree(data);

                XEvent reply;
                memset(&reply, 0, sizeof(reply));

                reply.type = ClientMessage;
                reply.xclient.window = _glfw.x11.xdnd.source;
                reply.xclient.message_type = _glfw.x11.XdndFinished;
                reply.xclient.format = 32;
                reply.xclient.data.l[0] = window->x11.handle;
                reply.xclient.data.l[1] = result;
                reply.xclient.data.l[2] = _glfw.x11.XdndActionCopy;

                // Reply that all is well
                XSendEvent(_glfw.x11.display, _glfw.x11.xdnd.source,
                           False, NoEventMask, &reply);
                XFlush(_glfw.x11.display);
            }

            break;
        }

        case MapNotify:
        {
            _glfwInputWindowVisibility(window, GL_TRUE);
            break;
        }

        case UnmapNotify:
        {
            _glfwInputWindowVisibility(window, GL_FALSE);
            break;
        }

        case FocusIn:
        {
            _glfwInputWindowFocus(window, GL_TRUE);

            if (window->cursorMode == GLFW_CURSOR_DISABLED)
                disableCursor(window);

            break;
        }

        case FocusOut:
        {
            _glfwInputWindowFocus(window, GL_FALSE);

            if (window->cursorMode == GLFW_CURSOR_DISABLED)
                restoreCursor(window);

            break;
        }

        case Expose:
        {
            _glfwInputWindowDamage(window);
            break;
        }

        case PropertyNotify:
        {
            if (event->xproperty.atom == _glfw.x11.WM_STATE &&
                event->xproperty.state == PropertyNewValue)
            {
                struct {
                    CARD32 state;
                    Window icon;
                } *state = NULL;

                if (_glfwGetWindowProperty(window->x11.handle,
                                           _glfw.x11.WM_STATE,
                                           _glfw.x11.WM_STATE,
                                           (unsigned char**) &state) >= 2)
                {
                    if (state->state == IconicState)
                        _glfwInputWindowIconify(window, GL_TRUE);
                    else if (state->state == NormalState)
                        _glfwInputWindowIconify(window, GL_FALSE);
                }

                XFree(state);
            }

            break;
        }

        case SelectionClear:
        {
            _glfwHandleSelectionClear(event);
            break;
        }

        case SelectionRequest:
        {
            _glfwHandleSelectionRequest(event);
            break;
        }

        case DestroyNotify:
            return;

        case GenericEvent:
        {
            if (event->xcookie.extension == _glfw.x11.xi.majorOpcode &&
                XGetEventData(_glfw.x11.display, &event->xcookie))
            {
                if (event->xcookie.evtype == XI_Motion)
                {
                    XIDeviceEvent* data = (XIDeviceEvent*) event->xcookie.data;

                    window = _glfwFindWindowByHandle(data->event);
                    if (window)
                    {
                        if (data->event_x != window->x11.warpPosX ||
                            data->event_y != window->x11.warpPosY)
                        {
                            // The cursor was moved by something other than GLFW

                            double x, y;

                            if (window->cursorMode == GLFW_CURSOR_DISABLED)
                            {
                                if (_glfw.focusedWindow != window)
                                    break;

                                x = data->event_x - window->x11.cursorPosX;
                                y = data->event_y - window->x11.cursorPosY;
                            }
                            else
                            {
                                x = data->event_x;
                                y = data->event_y;
                            }

                            _glfwInputCursorMotion(window, x, y);
                        }

                        window->x11.cursorPosX = data->event_x;
                        window->x11.cursorPosY = data->event_y;
                    }
                }
            }

            XFreeEventData(_glfw.x11.display, &event->xcookie);
            break;
        }

        default:
        {
            switch (event->type - _glfw.x11.randr.eventBase)
            {
                case RRScreenChangeNotify:
                {
                    XRRUpdateConfiguration(event);
                    break;
                }
            }

            break;
        }
    }
}
Exemple #7
0
// Process the specified X event
//
static void processEvent(XEvent *event)
{
    _GLFWwindow* window = NULL;

    if (event->type != GenericEvent)
    {
        window = _glfwFindWindowByHandle(event->xany.window);
        if (window == NULL)
        {
            // This is an event for a window that has already been destroyed
            return;
        }
    }

    switch (event->type)
    {
        case KeyPress:
        {
            const int key = translateKey(event->xkey.keycode);
            const int mods = translateState(event->xkey.state);
            const int character = translateChar(&event->xkey);

            _glfwInputKey(window, key, event->xkey.keycode, GLFW_PRESS, mods);

            if (character != -1)
                _glfwInputChar(window, character);

            break;
        }

        case KeyRelease:
        {
            const int key = translateKey(event->xkey.keycode);
            const int mods = translateState(event->xkey.state);

            _glfwInputKey(window, key, event->xkey.keycode, GLFW_RELEASE, mods);
            break;
        }

        case ButtonPress:
        {
            const int mods = translateState(event->xbutton.state);

            if (event->xbutton.button == Button1)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_PRESS, mods);
            else if (event->xbutton.button == Button2)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_MIDDLE, GLFW_PRESS, mods);
            else if (event->xbutton.button == Button3)
                _glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_RIGHT, GLFW_PRESS, mods);

            // Modern X provides scroll events as mouse button presses
            else if (event->xbutton.button == Button4)
                _glfwInputScroll(window, 0.0, 1.0);
            else if (event->xbutton.button == Button5)
                _glfwInputScroll(window, 0.0, -1.0);
            else if (event->xbutton.button == Button6)
                _glfwInputScroll(window, -1.0, 0.0);
            else if (event->xbutton.button == Button7)
                _glfwInputScroll(window, 1.0, 0.0);

            break;
        }

        case ButtonRelease:
        {
            const int mods = translateState(event->xbutton.state);

            if (event->xbutton.button == Button1)
            {
                _glfwInputMouseClick(window,
                                     GLFW_MOUSE_BUTTON_LEFT,
                                     GLFW_RELEASE,
                                     mods);
            }
            else if (event->xbutton.button == Button2)
            {
                _glfwInputMouseClick(window,
                                     GLFW_MOUSE_BUTTON_MIDDLE,
                                     GLFW_RELEASE,
                                     mods);
            }
            else if (event->xbutton.button == Button3)
            {
                _glfwInputMouseClick(window,
                                     GLFW_MOUSE_BUTTON_RIGHT,
                                     GLFW_RELEASE,
                                     mods);
            }
            break;
        }

        case EnterNotify:
        {
            if (window->cursorMode == GLFW_CURSOR_HIDDEN)
                hideCursor(window);

            _glfwInputCursorEnter(window, GL_TRUE);
            break;
        }

        case LeaveNotify:
        {
            if (window->cursorMode == GLFW_CURSOR_HIDDEN)
                showCursor(window);

            _glfwInputCursorEnter(window, GL_FALSE);
            break;
        }

        case MotionNotify:
        {
            if (event->xmotion.x != window->x11.warpPosX ||
                event->xmotion.y != window->x11.warpPosY)
            {
                // The cursor was moved by something other than GLFW

                int x, y;

                if (window->cursorMode == GLFW_CURSOR_DISABLED)
                {
                    if (_glfw.focusedWindow != window)
                        break;

                    x = event->xmotion.x - window->x11.cursorPosX;
                    y = event->xmotion.y - window->x11.cursorPosY;
                }
                else
                {
                    x = event->xmotion.x;
                    y = event->xmotion.y;
                }

                _glfwInputCursorMotion(window, x, y);
            }

            window->x11.cursorPosX = event->xmotion.x;
            window->x11.cursorPosY = event->xmotion.y;
            break;
        }

        case ConfigureNotify:
        {
            if (event->xconfigure.width != window->x11.width ||
                event->xconfigure.height != window->x11.height)
            {
                _glfwInputFramebufferSize(window,
                                          event->xconfigure.width,
                                          event->xconfigure.height);

                _glfwInputWindowSize(window,
                                     event->xconfigure.width,
                                     event->xconfigure.height);

                window->x11.width = event->xconfigure.width;
                window->x11.height = event->xconfigure.height;
            }

            if (event->xconfigure.x != window->x11.xpos ||
                event->xconfigure.y != window->x11.ypos)
            {
                _glfwInputWindowPos(window,
                                    event->xconfigure.x,
                                    event->xconfigure.y);

                window->x11.xpos = event->xconfigure.x;
                window->x11.ypos = event->xconfigure.y;
            }

            break;
        }

        case ClientMessage:
        {
            // Custom client message, probably from the window manager

            if ((Atom) event->xclient.data.l[0] == _glfw.x11.WM_DELETE_WINDOW)
            {
                // The window manager was asked to close the window, for example by
                // the user pressing a 'close' window decoration button

                _glfwInputWindowCloseRequest(window);
            }
            else if (_glfw.x11.NET_WM_PING != None &&
                     (Atom) event->xclient.data.l[0] == _glfw.x11.NET_WM_PING)
            {
                // The window manager is pinging the application to ensure it's
                // still responding to events

                event->xclient.window = _glfw.x11.root;
                XSendEvent(_glfw.x11.display,
                           event->xclient.window,
                           False,
                           SubstructureNotifyMask | SubstructureRedirectMask,
                           event);
            }

            break;
        }

        case MapNotify:
        {
            _glfwInputWindowVisibility(window, GL_TRUE);
            break;
        }

        case UnmapNotify:
        {
            _glfwInputWindowVisibility(window, GL_FALSE);
            break;
        }

        case FocusIn:
        {
            _glfwInputWindowFocus(window, GL_TRUE);

            if (window->cursorMode == GLFW_CURSOR_DISABLED)
                captureCursor(window);

            break;
        }

        case FocusOut:
        {
            _glfwInputWindowFocus(window, GL_FALSE);

            if (window->cursorMode == GLFW_CURSOR_DISABLED)
                showCursor(window);

            break;
        }

        case Expose:
        {
            _glfwInputWindowDamage(window);
            break;
        }

        case PropertyNotify:
        {
            if (event->xproperty.atom == _glfw.x11.WM_STATE &&
                event->xproperty.state == PropertyNewValue)
            {
                struct {
                    CARD32 state;
                    Window icon;
                } *state = NULL;

                if (_glfwGetWindowProperty(window->x11.handle,
                                           _glfw.x11.WM_STATE,
                                           _glfw.x11.WM_STATE,
                                           (unsigned char**) &state) >= 2)
                {
                    if (state->state == IconicState)
                        _glfwInputWindowIconify(window, GL_TRUE);
                    else if (state->state == NormalState)
                        _glfwInputWindowIconify(window, GL_FALSE);
                }

                XFree(state);
            }

            break;
        }

        case SelectionClear:
        {
            _glfwHandleSelectionClear(event);
            break;
        }

        case SelectionRequest:
        {
            _glfwHandleSelectionRequest(event);
            break;
        }

        case DestroyNotify:
            return;

        case GenericEvent:
        {
            if (event->xcookie.extension == _glfw.x11.xi.majorOpcode &&
                XGetEventData(_glfw.x11.display, &event->xcookie))
            {
/*              if (event->xcookie.evtype == XI_Motion)
                {
                    XIDeviceEvent* data = (XIDeviceEvent*) event->xcookie.data;

                    window = _glfwFindWindowByHandle(data->event);
                    if (window)
                    {
                        if (data->event_x != window->x11.warpPosX ||
                            data->event_y != window->x11.warpPosY)
                        {
                            // The cursor was moved by something other than GLFW

                            double x, y;

                            if (window->cursorMode == GLFW_CURSOR_DISABLED)
                            {
                                if (_glfw.focusedWindow != window)
                                    break;

                                x = data->event_x - window->x11.cursorPosX;
                                y = data->event_y - window->x11.cursorPosY;
                            }
                            else
                            {
                                x = data->event_x;
                                y = data->event_y;
                            }

                            _glfwInputCursorMotion(window, x, y);
                        }

                        window->x11.cursorPosX = data->event_x;
                        window->x11.cursorPosY = data->event_y;
                    }
                }*/
            }

            XFreeEventData(_glfw.x11.display, &event->xcookie);
            break;
        }

        default:
        {
/*          switch (event->type - _glfw.x11.randr.eventBase)
            {
                case RRScreenChangeNotify:
                {
                    XRRUpdateConfiguration(event);
                    break;
                }
            }
*/
            break;
        }
    }
}
Exemple #8
0
// Window callback function (handles window messages)
//
static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
                                   WPARAM wParam, LPARAM lParam)
{
    _GLFWwindow* window = (_GLFWwindow*) GetWindowLongPtrW(hWnd, 0);
    if (!window)
    {
        switch (uMsg)
        {
            case WM_NCCREATE:
            {
                CREATESTRUCTW* cs = (CREATESTRUCTW*) lParam;
                SetWindowLongPtrW(hWnd, 0, (LONG_PTR) cs->lpCreateParams);
                break;
            }

            case WM_DEVICECHANGE:
            {
                if (wParam == DBT_DEVNODES_CHANGED)
                {
                    _glfwInputMonitorChange();
                    return TRUE;
                }

                break;
            }
        }

        return DefWindowProcW(hWnd, uMsg, wParam, lParam);
    }

    switch (uMsg)
    {
        case WM_SETFOCUS:
        {
            if (window->cursorMode == GLFW_CURSOR_DISABLED)
                _glfwPlatformSetCursorMode(window, GLFW_CURSOR_DISABLED);

            _glfwInputWindowFocus(window, GLFW_TRUE);
            return 0;
        }

        case WM_KILLFOCUS:
        {
            if (window->cursorMode == GLFW_CURSOR_DISABLED)
                _glfwPlatformSetCursorMode(window, GLFW_CURSOR_NORMAL);

            if (window->monitor && window->autoIconify)
                _glfwPlatformIconifyWindow(window);

            _glfwInputWindowFocus(window, GLFW_FALSE);
            return 0;
        }

        case WM_SYSCOMMAND:
        {
            switch (wParam & 0xfff0)
            {
                case SC_SCREENSAVE:
                case SC_MONITORPOWER:
                {
                    if (window->monitor)
                    {
                        // We are running in full screen mode, so disallow
                        // screen saver and screen blanking
                        return 0;
                    }
                    else
                        break;
                }

                // User trying to access application menu using ALT?
                case SC_KEYMENU:
                    return 0;
            }
            break;
        }

        case WM_CLOSE:
        {
            _glfwInputWindowCloseRequest(window);
            return 0;
        }

        case WM_CHAR:
        case WM_SYSCHAR:
        case WM_UNICHAR:
        {
            const GLFWbool plain = (uMsg != WM_SYSCHAR);

            if (uMsg == WM_UNICHAR && wParam == UNICODE_NOCHAR)
            {
                // WM_UNICHAR is not sent by Windows, but is sent by some
                // third-party input method engine
                // Returning TRUE here announces support for this message
                return TRUE;
            }

            _glfwInputChar(window, (unsigned int) wParam, getKeyMods(), plain);
            return 0;
        }

        case WM_KEYDOWN:
        case WM_SYSKEYDOWN:
        case WM_KEYUP:
        case WM_SYSKEYUP:
        {
            const int key = translateKey(wParam, lParam);
            const int scancode = (lParam >> 16) & 0x1ff;
            const int action = ((lParam >> 31) & 1) ? GLFW_RELEASE : GLFW_PRESS;
            const int mods = getKeyMods();

            if (key == _GLFW_KEY_INVALID)
                break;

            if (action == GLFW_RELEASE && wParam == VK_SHIFT)
            {
                // Release both Shift keys on Shift up event, as only one event
                // is sent even if both keys are released
                _glfwInputKey(window, GLFW_KEY_LEFT_SHIFT, scancode, action, mods);
                _glfwInputKey(window, GLFW_KEY_RIGHT_SHIFT, scancode, action, mods);
            }
            else if (wParam == VK_SNAPSHOT)
            {
                // Key down is not reported for the Print Screen key
                _glfwInputKey(window, key, scancode, GLFW_PRESS, mods);
                _glfwInputKey(window, key, scancode, GLFW_RELEASE, mods);
            }
            else
                _glfwInputKey(window, key, scancode, action, mods);

            break;
        }

        case WM_LBUTTONDOWN:
        case WM_RBUTTONDOWN:
        case WM_MBUTTONDOWN:
        case WM_XBUTTONDOWN:
        case WM_LBUTTONUP:
        case WM_RBUTTONUP:
        case WM_MBUTTONUP:
        case WM_XBUTTONUP:
        {
            int button, action;

            if (uMsg == WM_LBUTTONDOWN || uMsg == WM_LBUTTONUP)
                button = GLFW_MOUSE_BUTTON_LEFT;
            else if (uMsg == WM_RBUTTONDOWN || uMsg == WM_RBUTTONUP)
                button = GLFW_MOUSE_BUTTON_RIGHT;
            else if (uMsg == WM_MBUTTONDOWN || uMsg == WM_MBUTTONUP)
                button = GLFW_MOUSE_BUTTON_MIDDLE;
            else if (GET_XBUTTON_WPARAM(wParam) == XBUTTON1)
                button = GLFW_MOUSE_BUTTON_4;
            else
                button = GLFW_MOUSE_BUTTON_5;

            if (uMsg == WM_LBUTTONDOWN || uMsg == WM_RBUTTONDOWN ||
                uMsg == WM_MBUTTONDOWN || uMsg == WM_XBUTTONDOWN)
            {
                action = GLFW_PRESS;
                SetCapture(hWnd);
            }
            else
            {
                action = GLFW_RELEASE;
                ReleaseCapture();
            }

            _glfwInputMouseClick(window, button, action, getKeyMods());

            if (uMsg == WM_XBUTTONDOWN || uMsg == WM_XBUTTONUP)
                return TRUE;

            return 0;
        }

        case WM_MOUSEMOVE:
        {
            const int x = GET_X_LPARAM(lParam);
            const int y = GET_Y_LPARAM(lParam);

            if (window->cursorMode == GLFW_CURSOR_DISABLED)
            {
                if (_glfw.cursorWindow != window)
                    break;

                _glfwInputCursorMotion(window,
                                       x - window->win32.cursorPosX,
                                       y - window->win32.cursorPosY);
            }
            else
                _glfwInputCursorMotion(window, x, y);

            window->win32.cursorPosX = x;
            window->win32.cursorPosY = y;

            if (!window->win32.cursorTracked)
            {
                TRACKMOUSEEVENT tme;
                ZeroMemory(&tme, sizeof(tme));
                tme.cbSize = sizeof(tme);
                tme.dwFlags = TME_LEAVE;
                tme.hwndTrack = window->win32.handle;
                TrackMouseEvent(&tme);

                window->win32.cursorTracked = GLFW_TRUE;
                _glfwInputCursorEnter(window, GLFW_TRUE);
            }

            return 0;
        }

        case WM_MOUSELEAVE:
        {
            window->win32.cursorTracked = GLFW_FALSE;
            _glfwInputCursorEnter(window, GLFW_FALSE);
            return 0;
        }

        case WM_MOUSEWHEEL:
        {
            _glfwInputScroll(window, 0.0, (SHORT) HIWORD(wParam) / (double) WHEEL_DELTA);
            return 0;
        }

        case WM_MOUSEHWHEEL:
        {
            // This message is only sent on Windows Vista and later
            // NOTE: The X-axis is inverted for consistency with OS X and X11.
            _glfwInputScroll(window, -((SHORT) HIWORD(wParam) / (double) WHEEL_DELTA), 0.0);
            return 0;
        }

        case WM_SIZE:
        {
            if (_glfw.cursorWindow == window)
            {
                if (window->cursorMode == GLFW_CURSOR_DISABLED)
                    updateClipRect(window);
            }

            if (!window->win32.iconified && wParam == SIZE_MINIMIZED)
            {
                window->win32.iconified = GLFW_TRUE;
                if (window->monitor)
                    leaveFullscreenMode(window);

                _glfwInputWindowIconify(window, GLFW_TRUE);
            }
            else if (window->win32.iconified &&
                     (wParam == SIZE_RESTORED || wParam == SIZE_MAXIMIZED))
            {
                window->win32.iconified = GLFW_FALSE;
                if (window->monitor)
                    enterFullscreenMode(window);

                _glfwInputWindowIconify(window, GLFW_FALSE);
            }

            _glfwInputFramebufferSize(window, LOWORD(lParam), HIWORD(lParam));
            _glfwInputWindowSize(window, LOWORD(lParam), HIWORD(lParam));
            return 0;
        }

        case WM_MOVE:
        {
            if (_glfw.cursorWindow == window)
            {
                if (window->cursorMode == GLFW_CURSOR_DISABLED)
                    updateClipRect(window);
            }

            // NOTE: This cannot use LOWORD/HIWORD recommended by MSDN, as
            // those macros do not handle negative window positions correctly
            _glfwInputWindowPos(window,
                                GET_X_LPARAM(lParam),
                                GET_Y_LPARAM(lParam));
            return 0;
        }

        case WM_SIZING:
        {
            if (window->win32.numer == GLFW_DONT_CARE ||
                window->win32.denom == GLFW_DONT_CARE)
            {
                break;
            }

            applyAspectRatio(window, (int) wParam, (RECT*) lParam);
            return TRUE;
        }

        case WM_GETMINMAXINFO:
        {
            int xoff, yoff;
            MINMAXINFO* mmi = (MINMAXINFO*) lParam;

            getFullWindowSize(getWindowStyle(window), getWindowExStyle(window),
                              0, 0, &xoff, &yoff);

            if (window->win32.minwidth != GLFW_DONT_CARE &&
                window->win32.minheight != GLFW_DONT_CARE)
            {
                mmi->ptMinTrackSize.x = window->win32.minwidth + xoff;
                mmi->ptMinTrackSize.y = window->win32.minheight + yoff;
            }

            if (window->win32.maxwidth != GLFW_DONT_CARE &&
                window->win32.maxheight != GLFW_DONT_CARE)
            {
                mmi->ptMaxTrackSize.x = window->win32.maxwidth + xoff;
                mmi->ptMaxTrackSize.y = window->win32.maxheight + yoff;
            }

            return 0;
        }

        case WM_PAINT:
        {
            _glfwInputWindowDamage(window);
            break;
        }

        case WM_ERASEBKGND:
        {
            return TRUE;
        }

        case WM_SETCURSOR:
        {
            if (_glfw.cursorWindow == window && LOWORD(lParam) == HTCLIENT)
            {
                if (window->cursorMode == GLFW_CURSOR_HIDDEN ||
                    window->cursorMode == GLFW_CURSOR_DISABLED)
                {
                    SetCursor(NULL);
                    return TRUE;
                }
                else if (window->cursor)
                {
                    SetCursor(window->cursor->win32.handle);
                    return TRUE;
                }
            }

            break;
        }

        case WM_DPICHANGED:
        {
            RECT* rect = (RECT*) lParam;
            SetWindowPos(window->win32.handle,
                         HWND_TOP,
                         rect->left,
                         rect->top,
                         rect->right - rect->left,
                         rect->bottom - rect->top,
                         SWP_NOACTIVATE | SWP_NOZORDER);
            break;
        }

        case WM_DROPFILES:
        {
            HDROP drop = (HDROP) wParam;
            POINT pt;
            int i;

            const int count = DragQueryFileW(drop, 0xffffffff, NULL, 0);
            char** paths = calloc(count, sizeof(char*));

            // Move the mouse to the position of the drop
            DragQueryPoint(drop, &pt);
            _glfwInputCursorMotion(window, pt.x, pt.y);

            for (i = 0;  i < count;  i++)
            {
                const UINT length = DragQueryFileW(drop, i, NULL, 0);
                WCHAR* buffer = calloc(length + 1, sizeof(WCHAR));

                DragQueryFileW(drop, i, buffer, length + 1);
                paths[i] = _glfwCreateUTF8FromWideStringWin32(buffer);

                free(buffer);
            }

            _glfwInputDrop(window, count, (const char**) paths);

            for (i = 0;  i < count;  i++)
                free(paths[i]);
            free(paths);

            DragFinish(drop);
            return 0;
        }
    }

    return DefWindowProcW(hWnd, uMsg, wParam, lParam);
}