diff options
Diffstat (limited to 'platform/windows/display_server_windows.cpp')
| -rw-r--r-- | platform/windows/display_server_windows.cpp | 295 |
1 files changed, 139 insertions, 156 deletions
diff --git a/platform/windows/display_server_windows.cpp b/platform/windows/display_server_windows.cpp index cf51caa6d5..1723026849 100644 --- a/platform/windows/display_server_windows.cpp +++ b/platform/windows/display_server_windows.cpp @@ -80,7 +80,7 @@ String DisplayServerWindows::get_name() const { } void DisplayServerWindows::_set_mouse_mode_impl(MouseMode p_mode) { - if (p_mode == MOUSE_MODE_CAPTURED || p_mode == MOUSE_MODE_CONFINED || p_mode == MOUSE_MODE_CONFINED_HIDDEN) { + if (windows.has(MAIN_WINDOW_ID) && (p_mode == MOUSE_MODE_CAPTURED || p_mode == MOUSE_MODE_CONFINED || p_mode == MOUSE_MODE_CONFINED_HIDDEN)) { // Mouse is grabbed (captured or confined). WindowData &wd = windows[MAIN_WINDOW_ID]; @@ -118,8 +118,10 @@ void DisplayServerWindows::_set_mouse_mode_impl(MouseMode p_mode) { void DisplayServerWindows::mouse_set_mode(MouseMode p_mode) { _THREAD_SAFE_METHOD_ - if (mouse_mode == p_mode) + if (mouse_mode == p_mode) { + // Already in the same mode; do nothing. return; + } mouse_mode = p_mode; @@ -134,7 +136,7 @@ void DisplayServerWindows::mouse_warp_to_position(const Point2i &p_to) { _THREAD_SAFE_METHOD_ if (!windows.has(last_focused_window)) { - return; //no window focused? + return; // No focused window? } if (mouse_mode == MOUSE_MODE_CAPTURED) { @@ -154,7 +156,6 @@ Point2i DisplayServerWindows::mouse_get_position() const { POINT p; GetCursorPos(&p); return Point2i(p.x, p.y); - //return Point2(old_x, old_y); } MouseButton DisplayServerWindows::mouse_get_button_state() const { @@ -165,12 +166,12 @@ void DisplayServerWindows::clipboard_set(const String &p_text) { _THREAD_SAFE_METHOD_ if (!windows.has(last_focused_window)) { - return; //no window focused? + return; // No focused window? } - // Convert LF line endings to CRLF in clipboard content - // Otherwise, line endings won't be visible when pasted in other software - String text = p_text.replace("\r\n", "\n").replace("\n", "\r\n"); // avoid \r\r\n + // Convert LF line endings to CRLF in clipboard content. + // Otherwise, line endings won't be visible when pasted in other software. + String text = p_text.replace("\r\n", "\n").replace("\n", "\r\n"); // Avoid \r\r\n. if (!OpenClipboard(windows[last_focused_window].hWnd)) { ERR_FAIL_MSG("Unable to open clipboard."); @@ -187,7 +188,7 @@ void DisplayServerWindows::clipboard_set(const String &p_text) { SetClipboardData(CF_UNICODETEXT, mem); - // set the CF_TEXT version (not needed?) + // Set the CF_TEXT version (not needed?). CharString utf8 = text.utf8(); mem = GlobalAlloc(GMEM_MOVEABLE, utf8.length() + 1); ERR_FAIL_COND_MSG(mem == nullptr, "Unable to allocate memory for clipboard contents."); @@ -206,7 +207,7 @@ String DisplayServerWindows::clipboard_get() const { _THREAD_SAFE_METHOD_ if (!windows.has(last_focused_window)) { - return String(); //no window focused? + return String(); // No focused window? } String ret; @@ -498,16 +499,18 @@ DisplayServer::WindowID DisplayServerWindows::create_sub_window(WindowMode p_mod } void DisplayServerWindows::show_window(WindowID p_id) { + ERR_FAIL_COND(!windows.has(p_id)); + WindowData &wd = windows[p_id]; if (p_id != MAIN_WINDOW_ID) { _update_window_style(p_id); } - ShowWindow(wd.hWnd, wd.no_focus ? SW_SHOWNOACTIVATE : SW_SHOW); // Show The Window + ShowWindow(wd.hWnd, wd.no_focus ? SW_SHOWNOACTIVATE : SW_SHOW); // Show the window. if (!wd.no_focus) { - SetForegroundWindow(wd.hWnd); // Slightly Higher Priority - SetFocus(wd.hWnd); // Sets Keyboard Focus To + SetForegroundWindow(wd.hWnd); // Slightly higher priority. + SetFocus(wd.hWnd); // Set keyboard focus. } } @@ -606,6 +609,8 @@ void DisplayServerWindows::window_set_mouse_passthrough(const Vector<Vector2> &p } void DisplayServerWindows::_update_window_mouse_passthrough(WindowID p_window) { + ERR_FAIL_COND(!windows.has(p_window)); + if (windows[p_window].mpath.size() == 0) { SetWindowRgn(windows[p_window].hWnd, nullptr, TRUE); } else { @@ -664,16 +669,11 @@ Point2i DisplayServerWindows::window_get_position(WindowID p_window) const { ClientToScreen(wd.hWnd, &point); return Point2i(point.x, point.y); - -#if 0 - //do not use this method, as it includes windows decorations - RECT r; - GetWindowRect(wd.hWnd, &r); - return Point2(r.left, r.top); -#endif } void DisplayServerWindows::_update_real_mouse_position(WindowID p_window) { + ERR_FAIL_COND(!windows.has(p_window)); + POINT mouse_pos; if (GetCursorPos(&mouse_pos) && ScreenToClient(windows[p_window].hWnd, &mouse_pos)) { if (mouse_pos.x > 0 && mouse_pos.y > 0 && mouse_pos.x <= windows[p_window].width && mouse_pos.y <= windows[p_window].height) { @@ -691,14 +691,9 @@ void DisplayServerWindows::window_set_position(const Point2i &p_position, Window ERR_FAIL_COND(!windows.has(p_window)); WindowData &wd = windows[p_window]; - if (wd.fullscreen) + if (wd.fullscreen) { return; -#if 0 - //wrong needs to account properly for decorations - RECT r; - GetWindowRect(wd.hWnd, &r); - MoveWindow(wd.hWnd, p_position.x, p_position.y, r.right - r.left, r.bottom - r.top, TRUE); -#else + } RECT rc; rc.left = p_position.x; @@ -711,8 +706,8 @@ void DisplayServerWindows::window_set_position(const Point2i &p_position, Window AdjustWindowRectEx(&rc, style, false, exStyle); MoveWindow(wd.hWnd, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, TRUE); -#endif - // Don't let the mouse leave the window when moved + + // Don't let the mouse leave the window when moved. if (mouse_mode == MOUSE_MODE_CONFINED || mouse_mode == MOUSE_MODE_CONFINED_HIDDEN) { RECT rect; GetClientRect(wd.hWnd, &rect); @@ -729,16 +724,15 @@ void DisplayServerWindows::window_set_transient(WindowID p_window, WindowID p_pa _THREAD_SAFE_METHOD_ ERR_FAIL_COND(p_window == p_parent); - ERR_FAIL_COND(!windows.has(p_window)); + WindowData &wd_window = windows[p_window]; ERR_FAIL_COND(wd_window.transient_parent == p_parent); - ERR_FAIL_COND_MSG(wd_window.always_on_top, "Windows with the 'on top' can't become transient."); if (p_parent == INVALID_WINDOW_ID) { - //remove transient + // Remove transient. ERR_FAIL_COND(wd_window.transient_parent == INVALID_WINDOW_ID); ERR_FAIL_COND(!windows.has(wd_window.transient_parent)); @@ -838,7 +832,7 @@ void DisplayServerWindows::window_set_size(const Size2i p_size, WindowID p_windo MoveWindow(wd.hWnd, rect.left, rect.top, w, h, TRUE); - // Don't let the mouse leave the window when resizing to a smaller resolution + // Don't let the mouse leave the window when resizing to a smaller resolution. if (mouse_mode == MOUSE_MODE_CONFINED || mouse_mode == MOUSE_MODE_CONFINED_HIDDEN) { RECT crect; GetClientRect(wd.hWnd, &crect); @@ -860,7 +854,7 @@ Size2i DisplayServerWindows::window_get_size(WindowID p_window) const { } RECT r; - if (GetClientRect(wd.hWnd, &r)) { // Retrieves area inside of window border. + if (GetClientRect(wd.hWnd, &r)) { // Retrieves area inside of window border, including decoration. return Size2(r.right - r.left, r.bottom - r.top); } return Size2(); @@ -873,13 +867,17 @@ Size2i DisplayServerWindows::window_get_real_size(WindowID p_window) const { const WindowData &wd = windows[p_window]; RECT r; - if (GetWindowRect(wd.hWnd, &r)) { // Includes area of the window border + if (GetWindowRect(wd.hWnd, &r)) { // Retrieves area inside of window border, including decoration. return Size2(r.right - r.left, r.bottom - r.top); } return Size2(); } void DisplayServerWindows::_get_window_style(bool p_main_window, bool p_fullscreen, bool p_borderless, bool p_resizable, bool p_maximized, bool p_no_activate_focus, DWORD &r_style, DWORD &r_style_ex) { + // Windows docs for window styles: + // https://docs.microsoft.com/en-us/windows/win32/winmsg/window-styles + // https://docs.microsoft.com/en-us/windows/win32/winmsg/extended-window-styles + r_style = 0; r_style_ex = WS_EX_WINDOWEDGE; if (p_main_window) { @@ -887,10 +885,7 @@ void DisplayServerWindows::_get_window_style(bool p_main_window, bool p_fullscre } if (p_fullscreen || p_borderless) { - r_style |= WS_POPUP; - //if (p_borderless) { - // r_style_ex |= WS_EX_TOOLWINDOW; - //} + r_style |= WS_POPUP; // p_borderless was WS_EX_TOOLWINDOW in the past. } else { if (p_resizable) { if (p_maximized) { @@ -1026,7 +1021,7 @@ bool DisplayServerWindows::window_is_maximize_allowed(WindowID p_window) const { // FIXME: Implement this, or confirm that it should always be true. - return true; //no idea + return true; } void DisplayServerWindows::window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window) { @@ -1171,8 +1166,9 @@ void DisplayServerWindows::window_set_ime_position(const Point2i &p_pos, WindowI void DisplayServerWindows::console_set_visible(bool p_enabled) { _THREAD_SAFE_METHOD_ - if (console_visible == p_enabled) + if (console_visible == p_enabled) { return; + } ShowWindow(GetConsoleWindow(), p_enabled ? SW_SHOW : SW_HIDE); console_visible = p_enabled; } @@ -1186,8 +1182,9 @@ void DisplayServerWindows::cursor_set_shape(CursorShape p_shape) { ERR_FAIL_INDEX(p_shape, CURSOR_MAX); - if (cursor_shape == p_shape) + if (cursor_shape == p_shape) { return; + } if (mouse_mode != MOUSE_MODE_VISIBLE && mouse_mode != MOUSE_MODE_CONFINED) { cursor_shape = p_shape; @@ -1197,7 +1194,7 @@ void DisplayServerWindows::cursor_set_shape(CursorShape p_shape) { static const LPCTSTR win_cursors[CURSOR_MAX] = { IDC_ARROW, IDC_IBEAM, - IDC_HAND, //finger + IDC_HAND, // Finger. IDC_CROSS, IDC_WAIT, IDC_APPSTARTING, @@ -1228,49 +1225,49 @@ DisplayServer::CursorShape DisplayServerWindows::cursor_get_shape() const { } void DisplayServerWindows::GetMaskBitmaps(HBITMAP hSourceBitmap, COLORREF clrTransparent, OUT HBITMAP &hAndMaskBitmap, OUT HBITMAP &hXorMaskBitmap) { - // Get the system display DC + // Get the system display DC. HDC hDC = GetDC(nullptr); - // Create helper DC + // Create helper DC. HDC hMainDC = CreateCompatibleDC(hDC); HDC hAndMaskDC = CreateCompatibleDC(hDC); HDC hXorMaskDC = CreateCompatibleDC(hDC); - // Get the dimensions of the source bitmap + // Get the dimensions of the source bitmap. BITMAP bm; GetObject(hSourceBitmap, sizeof(BITMAP), &bm); - // Create the mask bitmaps - hAndMaskBitmap = CreateCompatibleBitmap(hDC, bm.bmWidth, bm.bmHeight); // color - hXorMaskBitmap = CreateCompatibleBitmap(hDC, bm.bmWidth, bm.bmHeight); // color + // Create the mask bitmaps. + hAndMaskBitmap = CreateCompatibleBitmap(hDC, bm.bmWidth, bm.bmHeight); // Color. + hXorMaskBitmap = CreateCompatibleBitmap(hDC, bm.bmWidth, bm.bmHeight); // Color. - // Release the system display DC + // Release the system display DC. ReleaseDC(nullptr, hDC); - // Select the bitmaps to helper DC + // Select the bitmaps to helper DC. HBITMAP hOldMainBitmap = (HBITMAP)SelectObject(hMainDC, hSourceBitmap); HBITMAP hOldAndMaskBitmap = (HBITMAP)SelectObject(hAndMaskDC, hAndMaskBitmap); HBITMAP hOldXorMaskBitmap = (HBITMAP)SelectObject(hXorMaskDC, hXorMaskBitmap); // Assign the monochrome AND mask bitmap pixels so that the pixels of the source bitmap - // with 'clrTransparent' will be white pixels of the monochrome bitmap + // with 'clrTransparent' will be white pixels of the monochrome bitmap. SetBkColor(hMainDC, clrTransparent); BitBlt(hAndMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hMainDC, 0, 0, SRCCOPY); // Assign the color XOR mask bitmap pixels so that the pixels of the source bitmap // with 'clrTransparent' will be black and rest the pixels same as corresponding - // pixels of the source bitmap + // pixels of the source bitmap. SetBkColor(hXorMaskDC, RGB(0, 0, 0)); SetTextColor(hXorMaskDC, RGB(255, 255, 255)); BitBlt(hXorMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hAndMaskDC, 0, 0, SRCCOPY); BitBlt(hXorMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hMainDC, 0, 0, SRCAND); - // Deselect bitmaps from the helper DC + // Deselect bitmaps from the helper DC. SelectObject(hMainDC, hOldMainBitmap); SelectObject(hAndMaskDC, hOldAndMaskBitmap); SelectObject(hXorMaskDC, hOldXorMaskBitmap); - // Delete the helper DC + // Delete the helper DC. DeleteDC(hXorMaskDC); DeleteDC(hAndMaskDC); DeleteDC(hMainDC); @@ -1327,7 +1324,7 @@ void DisplayServerWindows::cursor_set_custom_image(const RES &p_cursor, CursorSh UINT image_size = texture_size.width * texture_size.height; - // Create the BITMAP with alpha channel + // Create the BITMAP with alpha channel. COLORREF *buffer = (COLORREF *)memalloc(sizeof(COLORREF) * image_size); for (UINT index = 0; index < image_size; index++) { @@ -1342,11 +1339,11 @@ void DisplayServerWindows::cursor_set_custom_image(const RES &p_cursor, CursorSh *(buffer + index) = image->get_pixel(column_index, row_index).to_argb32(); } - // Using 4 channels, so 4 * 8 bits + // Using 4 channels, so 4 * 8 bits. HBITMAP bitmap = CreateBitmap(texture_size.width, texture_size.height, 1, 4 * 8, buffer); COLORREF clrTransparent = -1; - // Create the AND and XOR masks for the bitmap + // Create the AND and XOR masks for the bitmap. HBITMAP hAndMask = nullptr; HBITMAP hXorMask = nullptr; @@ -1358,7 +1355,7 @@ void DisplayServerWindows::cursor_set_custom_image(const RES &p_cursor, CursorSh return; } - // Finally, create the icon + // Finally, create the icon. ICONINFO iconinfo; iconinfo.fIcon = FALSE; iconinfo.xHotspot = p_hotspot.x; @@ -1366,8 +1363,9 @@ void DisplayServerWindows::cursor_set_custom_image(const RES &p_cursor, CursorSh iconinfo.hbmMask = hAndMask; iconinfo.hbmColor = hXorMask; - if (cursors[p_shape]) + if (cursors[p_shape]) { DestroyIcon(cursors[p_shape]); + } cursors[p_shape] = CreateIconIndirect(&iconinfo); @@ -1393,7 +1391,7 @@ void DisplayServerWindows::cursor_set_custom_image(const RES &p_cursor, CursorSh memfree(buffer); DeleteObject(bitmap); } else { - // Reset to default system cursor + // Reset to default system cursor. if (cursors[p_shape]) { DestroyIcon(cursors[p_shape]); cursors[p_shape] = nullptr; @@ -1575,9 +1573,9 @@ void DisplayServerWindows::set_native_icon(const String &p_filename) { icon_dir = (ICONDIR *)memrealloc(icon_dir, 3 * sizeof(WORD) + icon_dir->idCount * sizeof(ICONDIRENTRY)); f->get_buffer((uint8_t *)&icon_dir->idEntries[0], icon_dir->idCount * sizeof(ICONDIRENTRY)); - int small_icon_index = -1; // Select 16x16 with largest color count + int small_icon_index = -1; // Select 16x16 with largest color count. int small_icon_cc = 0; - int big_icon_index = -1; // Select largest + int big_icon_index = -1; // Select largest. int big_icon_width = 16; int big_icon_cc = 0; @@ -1607,7 +1605,7 @@ void DisplayServerWindows::set_native_icon(const String &p_filename) { small_icon_cc = big_icon_cc; } - // Read the big icon + // Read the big icon. DWORD bytecount_big = icon_dir->idEntries[big_icon_index].dwBytesInRes; Vector<uint8_t> data_big; data_big.resize(bytecount_big); @@ -1617,7 +1615,7 @@ void DisplayServerWindows::set_native_icon(const String &p_filename) { HICON icon_big = CreateIconFromResource((PBYTE)&data_big.write[0], bytecount_big, TRUE, 0x00030000); ERR_FAIL_COND_MSG(!icon_big, "Could not create " + itos(big_icon_width) + "x" + itos(big_icon_width) + " @" + itos(big_icon_cc) + " icon, error: " + format_error_message(GetLastError()) + "."); - // Read the small icon + // Read the small icon. DWORD bytecount_small = icon_dir->idEntries[small_icon_index].dwBytesInRes; Vector<uint8_t> data_small; data_small.resize(bytecount_small); @@ -1627,7 +1625,7 @@ void DisplayServerWindows::set_native_icon(const String &p_filename) { HICON icon_small = CreateIconFromResource((PBYTE)&data_small.write[0], bytecount_small, TRUE, 0x00030000); ERR_FAIL_COND_MSG(!icon_small, "Could not create 16x16 @" + itos(small_icon_cc) + " icon, error: " + format_error_message(GetLastError()) + "."); - // Online tradition says to be sure last error is cleared and set the small icon first + // Online tradition says to be sure last error is cleared and set the small icon first. int err = 0; SetLastError(err); @@ -1648,12 +1646,13 @@ void DisplayServerWindows::set_icon(const Ref<Image> &p_icon) { ERR_FAIL_COND(!p_icon.is_valid()); Ref<Image> icon = p_icon->duplicate(); - if (icon->get_format() != Image::FORMAT_RGBA8) + if (icon->get_format() != Image::FORMAT_RGBA8) { icon->convert(Image::FORMAT_RGBA8); + } int w = icon->get_width(); int h = icon->get_height(); - /* Create temporary bitmap buffer */ + // Create temporary bitmap buffer. int icon_len = 40 + h * w * 4; Vector<BYTE> v; v.resize(icon_len); @@ -1687,10 +1686,10 @@ void DisplayServerWindows::set_icon(const Ref<Image> &p_icon) { HICON hicon = CreateIconFromResource(icon_bmp, icon_len, TRUE, 0x00030000); - /* Set the icon for the window */ + // Set the icon for the window. SendMessage(windows[MAIN_WINDOW_ID].hWnd, WM_SETICON, ICON_SMALL, (LPARAM)hicon); - /* Set the icon in the task manager (should we do this?) */ + // Set the icon in the task manager (should we do this?). SendMessage(windows[MAIN_WINDOW_ID].hWnd, WM_SETICON, ICON_BIG, (LPARAM)hicon); } @@ -1718,13 +1717,13 @@ void DisplayServerWindows::set_context(Context p_context) { // Keeping the name suggested by Microsoft, but this macro really answers: // Is this mouse event emulated from touch or pen input? #define IsPenEvent(dw) (((dw)&SIGNATURE_MASK) == MI_WP_SIGNATURE) -// This one tells whether the event comes from touchscreen (and not from pen) +// This one tells whether the event comes from touchscreen (and not from pen). #define IsTouchEvent(dw) (IsPenEvent(dw) && ((dw)&0x80)) void DisplayServerWindows::_touch_event(WindowID p_window, bool p_pressed, float p_x, float p_y, int idx) { - // Defensive - if (touch_state.has(idx) == p_pressed) + if (touch_state.has(idx) == p_pressed) { return; + } if (p_pressed) { touch_state.insert(idx, Vector2(p_x, p_y)); @@ -1744,12 +1743,13 @@ void DisplayServerWindows::_touch_event(WindowID p_window, bool p_pressed, float void DisplayServerWindows::_drag_event(WindowID p_window, float p_x, float p_y, int idx) { Map<int, Vector2>::Element *curr = touch_state.find(idx); - // Defensive - if (!curr) + if (!curr) { return; + } - if (curr->get() == Vector2(p_x, p_y)) + if (curr->get() == Vector2(p_x, p_y)) { return; + } Ref<InputEventScreenDrag> event; event.instantiate(); @@ -1791,7 +1791,7 @@ void DisplayServerWindows::_dispatch_input_event(const Ref<InputEvent> &p_event) Ref<InputEventFromWindow> event_from_window = p_event; if (event_from_window.is_valid() && event_from_window->get_window_id() != INVALID_WINDOW_ID) { - //send to a window + // Send to a single window. if (!windows.has(event_from_window->get_window_id())) { in_dispatch_input_event = false; ERR_FAIL_MSG("DisplayServerWindows: Invalid window id in input event."); @@ -1803,7 +1803,7 @@ void DisplayServerWindows::_dispatch_input_event(const Ref<InputEvent> &p_event) } callable.call((const Variant **)&evp, 1, ret, ce); } else { - //send to all windows + // Send to all windows. for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) { Callable callable = E->get().input_event_callback; if (callable.is_null()) { @@ -1816,6 +1816,9 @@ void DisplayServerWindows::_dispatch_input_event(const Ref<InputEvent> &p_event) in_dispatch_input_event = false; } +// Our default window procedure to handle processing of window-related system messages/events. +// Also known as DefProc or DefWindowProc. +// See: https://docs.microsoft.com/en-us/windows/win32/winmsg/window-procedures LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { if (drop_events) { if (user_proc) { @@ -1828,6 +1831,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA WindowID window_id = INVALID_WINDOW_ID; bool window_created = false; + // Check whether window exists. for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) { if (E->get().hWnd == hWnd) { window_id = E->key(); @@ -1836,19 +1840,19 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } } + // Window doesn't exist or creation in progress, don't handle messages yet. if (!window_created) { - // Window creation in progress. window_id = window_id_counter; ERR_FAIL_COND_V(!windows.has(window_id), 0); } - switch (uMsg) // Check For Windows Messages - { + // Process window messages. + switch (uMsg) { case WM_SETFOCUS: { windows[window_id].window_has_focus = true; last_focused_window = window_id; - // Restore mouse mode + // Restore mouse mode. _set_mouse_mode_impl(mouse_mode); if (!app_focused) { @@ -1857,16 +1861,15 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } app_focused = true; } - break; - } + } break; case WM_KILLFOCUS: { windows[window_id].window_has_focus = false; last_focused_window = window_id; - // Release capture unconditionally because it can be set due to dragging, in addition to captured mode + // Release capture unconditionally because it can be set due to dragging, in addition to captured mode. ReleaseCapture(); - // Release every touch to avoid sticky points + // Release every touch to avoid sticky points. for (Map<int, Vector2>::Element *E = touch_state.front(); E; E = E->next()) { _touch_event(window_id, false, E->get().x, E->get().y, E->key()); } @@ -1884,10 +1887,8 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } app_focused = false; } - - break; - } - case WM_ACTIVATE: { // Watch For Window Activate Message + } break; + case WM_ACTIVATE: { // Watch for window activate message. if (!windows[window_id].window_focused) { _process_activate_event(window_id, wParam, lParam); } else { @@ -1897,8 +1898,8 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA // Run a timer to prevent event catching warning if the focused window is closing. windows[window_id].focus_timer_id = SetTimer(windows[window_id].hWnd, 2, USER_TIMER_MINIMUM, (TIMERPROC) nullptr); } - return 0; // Return To The Message Loop - } + return 0; // Return to the message loop. + } break; case WM_GETMINMAXINFO: { if (windows[window_id].resizable && !windows[window_id].fullscreen) { // Size of window decorations. @@ -1914,37 +1915,31 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA min_max_info->ptMaxTrackSize.y = windows[window_id].max_size.y + decor.y; } return 0; - } else { - break; } - } - case WM_PAINT: - + } break; + case WM_PAINT: { Main::force_redraw(); - break; - - case WM_SYSCOMMAND: // Intercept System Commands + } break; + case WM_SYSCOMMAND: // Intercept system commands. { - switch (wParam) // Check System Calls + switch (wParam) // Check system calls. { - case SC_SCREENSAVE: // Screensaver Trying To Start? - case SC_MONITORPOWER: // Monitor Trying To Enter Powersave? - return 0; // Prevent From Happening + case SC_SCREENSAVE: // Screensaver trying to start? + case SC_MONITORPOWER: // Monitor trying to enter powersave? + return 0; // Prevent from happening. case SC_KEYMENU: if ((lParam >> 16) <= 0) return 0; } - break; // Exit - } - - case WM_CLOSE: // Did We Receive A Close Message? + } break; + case WM_CLOSE: // Did we receive a close message? { if (windows[window_id].focus_timer_id != 0U) { KillTimer(windows[window_id].hWnd, windows[window_id].focus_timer_id); } _send_window_event(windows[window_id], WINDOW_EVENT_CLOSE_REQUEST); - return 0; // Jump Back + return 0; // Jump back. } case WM_MOUSELEAVE: { old_invalid = true; @@ -1986,7 +1981,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA Point2i c(windows[window_id].width / 2, windows[window_id].height / 2); - // centering just so it works as before + // Centering just so it works as before. POINT pos = { (int)c.x, (int)c.y }; ClientToScreen(windows[window_id].hWnd, &pos); SetCursorPos(pos.x, pos.y); @@ -2009,7 +2004,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA (double(raw->data.mouse.lLastX) - 65536.0 / (nScreenWidth)) * nScreenWidth / 65536.0 + nScreenLeft, (double(raw->data.mouse.lLastY) - 65536.0 / (nScreenHeight)) * nScreenHeight / 65536.0 + nScreenTop); - POINT coords; //client coords + POINT coords; // Client coords. coords.x = abs_pos.x; coords.y = abs_pos.y; @@ -2018,14 +2013,11 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA mm->set_relative(Vector2(coords.x - old_x, coords.y - old_y)); old_x = coords.x; old_y = coords.y; - - /*Input.mi.dx = (int)((((double)(pos.x)-nScreenLeft) * 65536) / nScreenWidth + 65536 / (nScreenWidth)); - Input.mi.dy = (int)((((double)(pos.y)-nScreenTop) * 65536) / nScreenHeight + 65536 / (nScreenHeight)); - */ } - if (windows[window_id].window_has_focus && mm->get_relative() != Vector2()) + if (windows[window_id].window_has_focus && mm->get_relative() != Vector2()) { Input::get_singleton()->parse_input_event(mm); + } } delete[] lpb; } break; @@ -2170,7 +2162,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } if (Input::get_singleton()->is_emulating_mouse_from_touch()) { - // Universal translation enabled; ignore OS translation + // Universal translation enabled; ignore OS translation. LPARAM extra = GetMessageExtraInfo(); if (IsTouchEvent(extra)) { break; @@ -2178,7 +2170,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } if (outside) { - //mouse enter + // Mouse enter. if (mouse_mode != MOUSE_MODE_CAPTURED) { _send_window_event(windows[window_id], WINDOW_EVENT_MOUSE_ENTER); @@ -2189,7 +2181,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA cursor_set_shape(c); outside = false; - //Once-Off notification, must call again.... + // Once-off notification, must call again. TRACKMOUSEEVENT tme; tme.cbSize = sizeof(TRACKMOUSEEVENT); tme.dwFlags = TME_LEAVE; @@ -2222,7 +2214,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA mm->set_button_mask(last_button_state); - POINT coords; //client coords + POINT coords; // Client coords. coords.x = GET_X_LPARAM(lParam); coords.y = GET_Y_LPARAM(lParam); @@ -2264,7 +2256,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA Input::get_singleton()->parse_input_event(mm); } - return 0; //Pointer event handled return 0 to avoid duplicate WM_MOUSEMOVE event + return 0; // Pointer event handled return 0 to avoid duplicate WM_MOUSEMOVE event. } break; case WM_MOUSEMOVE: { if (windows[window_id].block_mm) { @@ -2276,7 +2268,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } if (Input::get_singleton()->is_emulating_mouse_from_touch()) { - // Universal translation enabled; ignore OS translation + // Universal translation enabled; ignore OS translation. LPARAM extra = GetMessageExtraInfo(); if (IsTouchEvent(extra)) { break; @@ -2284,7 +2276,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } if (outside) { - //mouse enter + // Mouse enter. if (mouse_mode != MOUSE_MODE_CAPTURED) { _send_window_event(windows[window_id], WINDOW_EVENT_MOUSE_ENTER); @@ -2295,7 +2287,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA cursor_set_shape(c); outside = false; - //Once-Off notification, must call again.... + // Once-off notification, must call again. TRACKMOUSEEVENT tme; tme.cbSize = sizeof(TRACKMOUSEEVENT); tme.dwFlags = TME_LEAVE; @@ -2373,7 +2365,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA case WM_LBUTTONDOWN: case WM_LBUTTONUP: if (Input::get_singleton()->is_emulating_mouse_from_touch()) { - // Universal translation enabled; ignore OS translations for left button + // Universal translation enabled; ignore OS translations for left button. LPARAM extra = GetMessageExtraInfo(); if (IsTouchEvent(extra)) { break; @@ -2497,7 +2489,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA mb->set_ctrl_pressed((wParam & MK_CONTROL) != 0); mb->set_shift_pressed((wParam & MK_SHIFT) != 0); mb->set_alt_pressed(alt_mem); - //mb->is_alt_pressed()=(wParam&MK_MENU)!=0; + // mb->is_alt_pressed()=(wParam&MK_MENU)!=0; if (mb->is_pressed()) { last_button_state |= MouseButton(1 << (mb->get_button_index() - 1)); } else { @@ -2524,7 +2516,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } } } else { - // for reasons unknown to mankind, wheel comes in screen coordinates + // For reasons unknown to mankind, wheel comes in screen coordinates. POINT coords; coords.x = mb->get_position().x; coords.y = mb->get_position().y; @@ -2538,7 +2530,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA Input::get_singleton()->parse_input_event(mb); if (mb->is_pressed() && mb->get_button_index() > 3 && mb->get_button_index() < 8) { - //send release for mouse wheel + // Send release for mouse wheel. Ref<InputEventMouseButton> mbd = mb->duplicate(); mbd->set_window_id(window_id); last_button_state &= (MouseButton) ~(1 << (mbd->get_button_index() - 1)); @@ -2548,7 +2540,6 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } } break; - case WM_MOVE: { if (!IsIconic(windows[window_id].hWnd)) { int x = int16_t(LOWORD(lParam)); @@ -2564,7 +2555,6 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } } } break; - case WM_SIZE: { // Ignore window size change when a SIZE_MINIMIZED event is triggered. if (wParam != SIZE_MINIMIZED) { @@ -2642,7 +2632,6 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } #endif } break; - case WM_ENTERSIZEMOVE: { Input::get_singleton()->release_pressed_events(); windows[window_id].move_timer_id = SetTimer(windows[window_id].hWnd, 1, USER_TIMER_MINIMUM, (TIMERPROC) nullptr); @@ -2662,7 +2651,6 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA windows[window_id].focus_timer_id = 0U; } } break; - case WM_SYSKEYDOWN: case WM_SYSKEYUP: case WM_KEYUP: @@ -2714,7 +2702,6 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA case WM_INPUTLANGCHANGEREQUEST: { // FIXME: Do something? } break; - case WM_TOUCH: { BOOL bHandled = FALSE; UINT cInputs = LOWORD(wParam); @@ -2728,7 +2715,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA TOUCH_COORD_TO_PIXEL(ti.y), }; ScreenToClient(hWnd, &touch_pos); - //do something with each touch input entry + // Do something with each touch input entry. if (ti.dwFlags & TOUCHEVENTF_MOVE) { _drag_event(window_id, touch_pos.x, touch_pos.y, ti.dwID); } else if (ti.dwFlags & (TOUCHEVENTF_UP | TOUCHEVENTF_DOWN)) { @@ -2737,11 +2724,11 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } bHandled = TRUE; } else { - /* handle the error here */ + // TODO: Handle the error here. } memdelete_arr(pInputs); } else { - /* handle the error here, probably out of memory */ + // TODO: Handle the error here, probably out of memory. } if (bHandled) { CloseTouchInputHandle((HTOUCHINPUT)lParam); @@ -2749,14 +2736,13 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA }; } break; - case WM_DEVICECHANGE: { joypad->probe_joypads(); } break; case WM_SETCURSOR: { if (LOWORD(lParam) == HTCLIENT) { if (windows[window_id].window_has_focus && (mouse_mode == MOUSE_MODE_HIDDEN || mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED_HIDDEN)) { - //Hide the cursor + // Hide the cursor. if (hCursor == nullptr) { hCursor = SetCursor(nullptr); } else { @@ -2771,7 +2757,6 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA } } } - } break; case WM_DROPFILES: { HDROP hDropInfo = (HDROP)wParam; @@ -2795,9 +2780,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA Callable::CallError ce; windows[window_id].drop_files_callback.call((const Variant **)&vp, 1, ret, ce); } - } break; - default: { if (user_proc) { return CallWindowProcW(user_proc, hWnd, uMsg, wParam, lParam); @@ -2823,7 +2806,7 @@ void DisplayServerWindows::_process_activate_event(WindowID p_window_id, WPARAM alt_mem = false; control_mem = false; shift_mem = false; - } else { // WM_INACTIVE + } else { // WM_INACTIVE. Input::get_singleton()->release_pressed_events(); _send_window_event(windows[p_window_id], WINDOW_EVENT_FOCUS_OUT); windows[p_window_id].window_focused = false; @@ -2840,7 +2823,7 @@ void DisplayServerWindows::_process_key_events() { KeyEvent &ke = key_event_buffer[i]; switch (ke.uMsg) { case WM_CHAR: { - // extended keys should only be processed as WM_KEYDOWN message. + // Extended keys should only be processed as WM_KEYDOWN message. if (!KeyMappingWindows::is_extended_key(ke.wParam) && ((i == 0 && ke.uMsg == WM_CHAR) || (i > 0 && key_event_buffer[i - 1].uMsg == WM_CHAR))) { static char32_t prev_wc = 0; char32_t unicode = ke.wParam; @@ -2881,9 +2864,9 @@ void DisplayServerWindows::_process_key_events() { k->set_unicode(0); Input::get_singleton()->parse_input_event(k); + } else { + // Do nothing. } - - //do nothing } break; case WM_KEYUP: case WM_KEYDOWN: { @@ -2899,7 +2882,7 @@ void DisplayServerWindows::_process_key_events() { k->set_pressed(ke.uMsg == WM_KEYDOWN); if ((ke.lParam & (1 << 24)) && (ke.wParam == VK_RETURN)) { - // Special case for Numpad Enter key + // Special case for Numpad Enter key. k->set_keycode(KEY_KP_ENTER); } else { k->set_keycode((Key)KeyMappingWindows::get_keysym(ke.wParam)); @@ -3045,8 +3028,8 @@ DisplayServer::WindowID DisplayServerWindows::_create_window(WindowMode p_mode, if (p_mode != WINDOW_MODE_FULLSCREEN) { wd.pre_fs_valid = true; } -#ifdef VULKAN_ENABLED +#ifdef VULKAN_ENABLED if (rendering_driver == "vulkan") { if (context_vulkan->window_create(id, p_vsync_mode, wd.hWnd, hInstance, WindowRect.right - WindowRect.left, WindowRect.bottom - WindowRect.top) == -1) { memdelete(context_vulkan); @@ -3101,7 +3084,7 @@ DisplayServer::WindowID DisplayServerWindows::_create_window(WindowMode p_mode, wd.last_pressure_update = 0; wd.last_tilt = Vector2(); - // IME + // IME. wd.im_himc = ImmGetContext(wd.hWnd); ImmReleaseContext(wd.hWnd, wd.im_himc); @@ -3116,7 +3099,7 @@ DisplayServer::WindowID DisplayServerWindows::_create_window(WindowMode p_mode, return id; } -// WinTab API +// WinTab API. bool DisplayServerWindows::wintab_available = false; WTOpenPtr DisplayServerWindows::wintab_WTOpen = nullptr; WTClosePtr DisplayServerWindows::wintab_WTClose = nullptr; @@ -3124,7 +3107,7 @@ WTInfoPtr DisplayServerWindows::wintab_WTInfo = nullptr; WTPacketPtr DisplayServerWindows::wintab_WTPacket = nullptr; WTEnablePtr DisplayServerWindows::wintab_WTEnable = nullptr; -// Windows Ink API +// Windows Ink API. bool DisplayServerWindows::winink_available = false; GetPointerTypePtr DisplayServerWindows::win8p_GetPointerType = nullptr; GetPointerPenInfoPtr DisplayServerWindows::win8p_GetPointerPenInfo = nullptr; @@ -3187,7 +3170,7 @@ DisplayServerWindows::DisplayServerWindows(const String &p_rendering_driver, Win outside = true; - //Note: Wacom WinTab driver API for pen input, for devices incompatible with Windows Ink. + // Note: Wacom WinTab driver API for pen input, for devices incompatible with Windows Ink. HMODULE wintab_lib = LoadLibraryW(L"wintab32.dll"); if (wintab_lib) { wintab_WTOpen = (WTOpenPtr)GetProcAddress(wintab_lib, "WTOpenW"); @@ -3203,7 +3186,7 @@ DisplayServerWindows::DisplayServerWindows(const String &p_rendering_driver, Win tablet_drivers.push_back("wintab"); } - //Note: Windows Ink API for pen input, available on Windows 8+ only. + // Note: Windows Ink API for pen input, available on Windows 8+ only. HMODULE user32_lib = LoadLibraryW(L"user32.dll"); if (user32_lib) { win8p_GetPointerType = (GetPointerTypePtr)GetProcAddress(user32_lib, "GetPointerType"); @@ -3236,7 +3219,6 @@ DisplayServerWindows::DisplayServerWindows(const String &p_rendering_driver, Win wc.lpfnWndProc = (WNDPROC)::WndProc; wc.cbClsExtra = 0; wc.cbWndExtra = 0; - //wc.hInstance = hInstance; wc.hInstance = hInstance ? hInstance : GetModuleHandle(nullptr); wc.hIcon = LoadIcon(nullptr, IDI_WINLOGO); wc.hCursor = nullptr; //LoadCursor(nullptr, IDC_ARROW); @@ -3260,7 +3242,7 @@ DisplayServerWindows::DisplayServerWindows(const String &p_rendering_driver, Win Rid[0].hwndTarget = 0; if (RegisterRawInputDevices(Rid, 1, sizeof(Rid[0])) == FALSE) { - //registration failed. + // Registration failed. use_raw_input = false; } @@ -3277,6 +3259,7 @@ DisplayServerWindows::DisplayServerWindows(const String &p_rendering_driver, Win } } #endif + #if defined(OPENGL_ENABLED) if (rendering_driver_index == VIDEO_DRIVER_GLES2) { context_gles2 = memnew(ContextGL_Windows(hWnd, false)); @@ -3299,6 +3282,7 @@ DisplayServerWindows::DisplayServerWindows(const String &p_rendering_driver, Win } } #endif + Point2i window_position( (screen_get_size(0).width - p_resolution.width) / 2, (screen_get_size(0).height - p_resolution.height) / 2); @@ -3327,7 +3311,6 @@ DisplayServerWindows::DisplayServerWindows(const String &p_rendering_driver, Win //set_ime_active(false); if (!OS::get_singleton()->is_in_low_processor_usage_mode()) { - //SetPriorityClass(GetCurrentProcess(), ABOVE_NORMAL_PRIORITY_CLASS); SetPriorityClass(GetCurrentProcess(), ABOVE_NORMAL_PRIORITY_CLASS); DWORD index = 0; HANDLE handle = AvSetMmThreadCharacteristics("Games", &index); @@ -3335,7 +3318,7 @@ DisplayServerWindows::DisplayServerWindows(const String &p_rendering_driver, Win AvSetMmThreadPriority(handle, AVRT_PRIORITY_CRITICAL); // This is needed to make sure that background work does not starve the main thread. - // This is only setting priority of this thread, not the whole process. + // This is only setting the priority of this thread, not the whole process. SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_TIME_CRITICAL); } |