diff options
Diffstat (limited to 'video/out/w32_common.c')
| -rw-r--r-- | video/out/w32_common.c | 757 |
1 files changed, 757 insertions, 0 deletions
diff --git a/video/out/w32_common.c b/video/out/w32_common.c new file mode 100644 index 0000000000..f60f5328de --- /dev/null +++ b/video/out/w32_common.c @@ -0,0 +1,757 @@ +/* + * This file is part of MPlayer. + * + * MPlayer is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * MPlayer is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with MPlayer; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include <stdio.h> +#include <limits.h> +#include <assert.h> +#include <windows.h> +#include <windowsx.h> + +#include "options.h" +#include "input/keycodes.h" +#include "input/input.h" +#include "mp_msg.h" +#include "video_out.h" +#include "aspect.h" +#include "w32_common.h" +#include "mp_fifo.h" +#include "osdep/io.h" +#include "talloc.h" + +#define WIN_ID_TO_HWND(x) ((HWND)(uint32_t)(x)) + +static const wchar_t classname[] = L"mpv"; + +static const struct mp_keymap vk_map[] = { + // special keys + {VK_ESCAPE, KEY_ESC}, {VK_BACK, KEY_BS}, {VK_TAB, KEY_TAB}, + {VK_RETURN, KEY_ENTER}, {VK_PAUSE, KEY_PAUSE}, {VK_SNAPSHOT, KEY_PRINT}, + + // cursor keys + {VK_LEFT, KEY_LEFT}, {VK_UP, KEY_UP}, {VK_RIGHT, KEY_RIGHT}, {VK_DOWN, KEY_DOWN}, + + // navigation block + {VK_INSERT, KEY_INSERT}, {VK_DELETE, KEY_DELETE}, {VK_HOME, KEY_HOME}, {VK_END, KEY_END}, + {VK_PRIOR, KEY_PAGE_UP}, {VK_NEXT, KEY_PAGE_DOWN}, + + // F-keys + {VK_F1, KEY_F+1}, {VK_F2, KEY_F+2}, {VK_F3, KEY_F+3}, {VK_F4, KEY_F+4}, + {VK_F5, KEY_F+5}, {VK_F6, KEY_F+6}, {VK_F7, KEY_F+7}, {VK_F8, KEY_F+8}, + {VK_F9, KEY_F+9}, {VK_F10, KEY_F+10}, {VK_F11, KEY_F+11}, {VK_F12, KEY_F+12}, + // numpad + {VK_NUMPAD0, KEY_KP0}, {VK_NUMPAD1, KEY_KP1}, {VK_NUMPAD2, KEY_KP2}, + {VK_NUMPAD3, KEY_KP3}, {VK_NUMPAD4, KEY_KP4}, {VK_NUMPAD5, KEY_KP5}, + {VK_NUMPAD6, KEY_KP6}, {VK_NUMPAD7, KEY_KP7}, {VK_NUMPAD8, KEY_KP8}, + {VK_NUMPAD9, KEY_KP9}, {VK_DECIMAL, KEY_KPDEC}, + + {0, 0} +}; + +static void add_window_borders(HWND hwnd, RECT *rc) +{ + AdjustWindowRect(rc, GetWindowLong(hwnd, GWL_STYLE), 0); +} + +// basically a reverse AdjustWindowRect (win32 doesn't appear to have this) +static void subtract_window_borders(HWND hwnd, RECT *rc) +{ + RECT b = { 0, 0, 0, 0 }; + add_window_borders(hwnd, &b); + rc->left -= b.left; + rc->top -= b.top; + rc->right -= b.right; + rc->bottom -= b.bottom; +} + +// turn a WMSZ_* input value in v into the border that should be resized +// returns: 0=left, 1=top, 2=right, 3=bottom, -1=undefined +static int get_resize_border(int v) { + switch (v) { + case WMSZ_LEFT: return 3; + case WMSZ_TOP: return 2; + case WMSZ_RIGHT: return 3; + case WMSZ_BOTTOM: return 2; + case WMSZ_TOPLEFT: return 1; + case WMSZ_TOPRIGHT: return 1; + case WMSZ_BOTTOMLEFT: return 3; + case WMSZ_BOTTOMRIGHT: return 3; + default: return -1; + } +} + +static bool key_state(struct vo *vo, int vk) +{ + return GetKeyState(vk) & 0x8000; +} + +static int mod_state(struct vo *vo) +{ + int res = 0; + if (key_state(vo, VK_CONTROL)) + res |= KEY_MODIFIER_CTRL; + if (key_state(vo, VK_SHIFT)) + res |= KEY_MODIFIER_SHIFT; + if (key_state(vo, VK_MENU)) + res |= KEY_MODIFIER_ALT; + return res; +} + +static LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, + LPARAM lParam) +{ + if (message == WM_NCCREATE) { + CREATESTRUCT *cs = (void*)lParam; + SetWindowLongPtrW(hWnd, GWLP_USERDATA, (LONG_PTR)cs->lpCreateParams); + } + struct vo *vo = (void*)GetWindowLongPtrW(hWnd, GWLP_USERDATA); + // message before WM_NCCREATE, pray to Raymond Chen that it's not important + if (!vo) + return DefWindowProcW(hWnd, message, wParam, lParam); + struct vo_w32_state *w32 = vo->w32; + + switch (message) { + case WM_ERASEBKGND: // no need to erase background seperately + return 1; + case WM_PAINT: + w32->event_flags |= VO_EVENT_EXPOSE; + break; + case WM_MOVE: { + w32->event_flags |= VO_EVENT_MOVE; + POINT p = {0}; + ClientToScreen(w32->window, &p); + w32->window_x = p.x; + w32->window_y = p.y; + mp_msg(MSGT_VO, MSGL_V, "[vo] move window: %d:%d\n", + w32->window_x, w32->window_y); + break; + } + case WM_SIZE: { + w32->event_flags |= VO_EVENT_RESIZE; + RECT r; + GetClientRect(w32->window, &r); + vo->dwidth = r.right; + vo->dheight = r.bottom; + mp_msg(MSGT_VO, MSGL_V, "[vo] resize window: %d:%d\n", + vo->dwidth, vo->dheight); + break; + } + case WM_SIZING: + if (vo_keepaspect && !vo_fs && WinID < 0) { + RECT *rc = (RECT*)lParam; + // get client area of the windows if it had the rect rc + // (subtracting the window borders) + RECT r = *rc; + subtract_window_borders(w32->window, &r); + int c_w = r.right - r.left, c_h = r.bottom - r.top; + float aspect = vo->aspdat.asp; + int d_w = c_h * aspect - c_w; + int d_h = c_w / aspect - c_h; + int d_corners[4] = { d_w, d_h, -d_w, -d_h }; + int corners[4] = { rc->left, rc->top, rc->right, rc->bottom }; + int corner = get_resize_border(wParam); + if (corner >= 0) + corners[corner] -= d_corners[corner]; + *rc = (RECT) { corners[0], corners[1], corners[2], corners[3] }; + return TRUE; + } + break; + case WM_CLOSE: + mplayer_put_key(vo->key_fifo, KEY_CLOSE_WIN); + break; + case WM_SYSCOMMAND: + switch (wParam) { + case SC_SCREENSAVE: + case SC_MONITORPOWER: + mp_msg(MSGT_VO, MSGL_V, "vo: win32: killing screensaver\n"); + return 0; + } + break; + case WM_KEYDOWN: + case WM_SYSKEYDOWN: { + int mpkey = lookup_keymap_table(vk_map, wParam); + if (mpkey) + mplayer_put_key(vo->key_fifo, mpkey | mod_state(vo)); + if (wParam == VK_F10) + return 0; + break; + } + case WM_CHAR: + case WM_SYSCHAR: { + int mods = mod_state(vo); + int code = wParam; + // Windows enables Ctrl+Alt when AltGr (VK_RMENU) is pressed. + // E.g. AltGr+9 on a German keyboard would yield Ctrl+Alt+[ + // Warning: wine handles this differently. Don't test this on wine! + if (key_state(vo, VK_RMENU)) + mods &= ~(KEY_MODIFIER_CTRL | KEY_MODIFIER_ALT); + // Apparently Ctrl+A to Ctrl+Z is special cased, and produces + // character codes from 1-26. Work it around. + // Also, enter/return (including the keypad variant) and CTRL+J both + // map to wParam==10. As a workaround, check VK_RETURN to + // distinguish these two key combinations. + if ((mods & KEY_MODIFIER_CTRL) && code >= 1 && code <= 26 + && !key_state(vo, VK_RETURN)) + code = code - 1 + (mods & KEY_MODIFIER_SHIFT ? 'A' : 'a'); + if (code >= 32 && code < (1<<21)) { + mplayer_put_key(vo->key_fifo, code | mods); + // At least with Alt+char, not calling DefWindowProcW stops + // Windows from emitting a beep. + return 0; + } + break; + } + case WM_LBUTTONDOWN: + if (!vo_nomouse_input && (vo_fs || (wParam & MK_CONTROL))) { + mplayer_put_key(vo->key_fifo, MOUSE_BTN0 | mod_state(vo)); + break; + } + if (!vo_fs) { + ReleaseCapture(); + SendMessage(hWnd, WM_NCLBUTTONDOWN, HTCAPTION, 0); + return 0; + } + break; + case WM_MBUTTONDOWN: + if (!vo_nomouse_input) + mplayer_put_key(vo->key_fifo, MOUSE_BTN1 | mod_state(vo)); + break; + case WM_RBUTTONDOWN: + if (!vo_nomouse_input) + mplayer_put_key(vo->key_fifo, MOUSE_BTN2 | mod_state(vo)); + break; + case WM_MOUSEMOVE: + vo_mouse_movement(vo, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)); + break; + case WM_MOUSEWHEEL: + if (!vo_nomouse_input) { + int x = GET_WHEEL_DELTA_WPARAM(wParam); + if (x > 0) + mplayer_put_key(vo->key_fifo, MOUSE_BTN3 | mod_state(vo)); + else + mplayer_put_key(vo->key_fifo, MOUSE_BTN4 | mod_state(vo)); + } + break; + case WM_XBUTTONDOWN: + if (!vo_nomouse_input) { + int x = HIWORD(wParam); + if (x == 1) + mplayer_put_key(vo->key_fifo, MOUSE_BTN5 | mod_state(vo)); + else // if (x == 2) + mplayer_put_key(vo->key_fifo, MOUSE_BTN6 | mod_state(vo)); + } + break; + } + + return DefWindowProcW(hWnd, message, wParam, lParam); +} + +/** + * \brief Dispatch incoming window events and handle them. + * + * This function should be placed inside libvo's function "check_events". + * + * \return int with these flags possibly set, take care to handle in the right order + * if it matters in your driver: + * + * VO_EVENT_RESIZE = The window was resized. If necessary reinit your + * driver render context accordingly. + * VO_EVENT_EXPOSE = The window was exposed. Call e.g. flip_frame() to redraw + * the window if the movie is paused. + */ +int vo_w32_check_events(struct vo *vo) +{ + struct vo_w32_state *w32 = vo->w32; + MSG msg; + w32->event_flags = 0; + while (PeekMessageW(&msg, 0, 0, 0, PM_REMOVE)) { + TranslateMessage(&msg); + DispatchMessageW(&msg); + } + if (WinID >= 0) { + BOOL res; + RECT r; + POINT p; + res = GetClientRect(w32->window, &r); + if (res && (r.right != vo->dwidth || r.bottom != vo->dheight)) { + vo->dwidth = r.right; vo->dheight = r.bottom; + w32->event_flags |= VO_EVENT_RESIZE; + } + p.x = 0; p.y = 0; + ClientToScreen(w32->window, &p); + if (p.x != w32->window_x || p.y != w32->window_y) { + w32->window_x = p.x; w32->window_y = p.y; + w32->event_flags |= VO_EVENT_MOVE; + } + res = GetClientRect(WIN_ID_TO_HWND(WinID), &r); + if (res && (r.right != vo->dwidth || r.bottom != vo->dheight)) + MoveWindow(w32->window, 0, 0, r.right, r.bottom, FALSE); + if (!IsWindow(WIN_ID_TO_HWND(WinID))) + // Window has probably been closed, e.g. due to program crash + mplayer_put_key(vo->key_fifo, KEY_CLOSE_WIN); + } + + return w32->event_flags; +} + +static BOOL CALLBACK mon_enum(HMONITOR hmon, HDC hdc, LPRECT r, LPARAM p) +{ + struct vo *vo = (void*)p; + struct vo_w32_state *w32 = vo->w32; + // this defaults to the last screen if specified number does not exist + xinerama_x = r->left; + xinerama_y = r->top; + vo->opts->vo_screenwidth = r->right - r->left; + vo->opts->vo_screenheight = r->bottom - r->top; + if (w32->mon_cnt == xinerama_screen) + return FALSE; + w32->mon_cnt++; + return TRUE; +} + +/** + * \brief Update screen information. + * + * This function should be called in libvo's "control" callback + * with parameter VOCTRL_UPDATE_SCREENINFO. + * Note that this also enables the new API where geometry and aspect + * calculations are done in video_out.c:config_video_out + * + * Global libvo variables changed: + * xinerama_x + * xinerama_y + * vo_screenwidth + * vo_screenheight + */ +void w32_update_xinerama_info(struct vo *vo) +{ + struct vo_w32_state *w32 = vo->w32; + xinerama_x = xinerama_y = 0; + if (xinerama_screen < -1) { + int tmp; + xinerama_x = GetSystemMetrics(SM_XVIRTUALSCREEN); + xinerama_y = GetSystemMetrics(SM_YVIRTUALSCREEN); + tmp = GetSystemMetrics(SM_CXVIRTUALSCREEN); + if (tmp) vo->opts->vo_screenwidth = tmp; + tmp = GetSystemMetrics(SM_CYVIRTUALSCREEN); + if (tmp) vo->opts->vo_screenheight = tmp; + } else if (xinerama_screen == -1) { + MONITORINFO mi; + HMONITOR m = MonitorFromWindow(w32->window, MONITOR_DEFAULTTOPRIMARY); + mi.cbSize = sizeof(mi); + GetMonitorInfoW(m, &mi); + xinerama_x = mi.rcMonitor.left; + xinerama_y = mi.rcMonitor.top; + vo->opts->vo_screenwidth = mi.rcMonitor.right - mi.rcMonitor.left; + vo->opts->vo_screenheight = mi.rcMonitor.bottom - mi.rcMonitor.top; + } else if (xinerama_screen > 0) { + w32->mon_cnt = 0; + EnumDisplayMonitors(NULL, NULL, mon_enum, (LONG_PTR)vo); + } + aspect_save_screenres(vo, vo->opts->vo_screenwidth, + vo->opts->vo_screenheight); +} + +static void updateScreenProperties(struct vo *vo) +{ + struct vo_w32_state *w32 = vo->w32; + DEVMODE dm; + dm.dmSize = sizeof dm; + dm.dmDriverExtra = 0; + dm.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT; + if (!EnumDisplaySettings(0, ENUM_CURRENT_SETTINGS, &dm)) { + mp_msg(MSGT_VO, MSGL_ERR, + "vo: win32: unable to enumerate display settings!\n"); + return; + } + + vo->opts->vo_screenwidth = dm.dmPelsWidth; + vo->opts->vo_screenheight = dm.dmPelsHeight; + w32->depthonscreen = dm.dmBitsPerPel; + w32_update_xinerama_info(vo); +} + +static void changeMode(struct vo *vo) +{ + struct vo_w32_state *w32 = vo->w32; + DEVMODE dm; + dm.dmSize = sizeof dm; + dm.dmDriverExtra = 0; + + dm.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT; + dm.dmBitsPerPel = w32->depthonscreen; + dm.dmPelsWidth = vo->opts->vo_screenwidth; + dm.dmPelsHeight = vo->opts->vo_screenheight; + + if (w32->vm) { + int bestMode = -1; + int bestScore = INT_MAX; + int i; + for (i = 0; EnumDisplaySettings(0, i, &dm); ++i) { + int score = (dm.dmPelsWidth - w32->o_dwidth) + * (dm.dmPelsHeight - w32->o_dheight); + if (dm.dmBitsPerPel != w32->depthonscreen + || dm.dmPelsWidth < w32->o_dwidth + || dm.dmPelsHeight < w32->o_dheight) + continue; + + if (score < bestScore) { + bestScore = score; + bestMode = i; + } + } + + if (bestMode != -1) + EnumDisplaySettings(0, bestMode, &dm); + + ChangeDisplaySettings(&dm, CDS_FULLSCREEN); + } +} + +static void resetMode(struct vo *vo) +{ + struct vo_w32_state *w32 = vo->w32; + if (w32->vm) + ChangeDisplaySettings(0, 0); +} + +static DWORD update_style(struct vo *vo, DWORD style) +{ + const DWORD NO_FRAME = WS_POPUP; + const DWORD FRAME = WS_OVERLAPPEDWINDOW | WS_SIZEBOX; + style &= ~(NO_FRAME | FRAME); + style |= (vo_border && !vo_fs) ? FRAME : NO_FRAME; + return style; +} + +// Update the window title, position, size, and border style from vo_* values. +static int reinit_window_state(struct vo *vo) +{ + struct vo_w32_state *w32 = vo->w32; + HWND layer = HWND_NOTOPMOST; + RECT r; + + if (WinID >= 0) + return 1; + + wchar_t *title = mp_from_utf8(NULL, vo_get_window_title(vo)); + SetWindowTextW(w32->window, title); + talloc_free(title); + + bool toggle_fs = w32->current_fs != vo_fs; + w32->current_fs = vo_fs; + + DWORD style = update_style(vo, GetWindowLong(w32->window, GWL_STYLE)); + + if (vo_fs || vo->opts->vo_ontop) + layer = HWND_TOPMOST; + + // xxx not sure if this can trigger any unwanted messages (WM_MOVE/WM_SIZE) + if (vo_fs) { + changeMode(vo); + while (ShowCursor(0) >= 0) /**/ ; + } else { + resetMode(vo); + while (ShowCursor(1) < 0) /**/ ; + } + updateScreenProperties(vo); + + if (vo_fs) { + // Save window position and size when switching to fullscreen. + if (toggle_fs) { + w32->prev_width = vo->dwidth; + w32->prev_height = vo->dheight; + w32->prev_x = w32->window_x; + w32->prev_y = w32->window_y; + mp_msg(MSGT_VO, MSGL_V, "[vo] save window bounds: %d:%d:%d:%d\n", + w32->prev_x, w32->prev_y, w32->prev_width, w32->prev_height); + } + vo->dwidth = vo->opts->vo_screenwidth; + vo->dheight = vo->opts->vo_screenheight; + w32->window_x = xinerama_x; + w32->window_y = xinerama_y; + } else { + if (toggle_fs) { + // Restore window position and size when switching from fullscreen. + mp_msg(MSGT_VO, MSGL_V, "[vo] restore window bounds: %d:%d:%d:%d\n", + w32->prev_x, w32->prev_y, w32->prev_width, w32->prev_height); + vo->dwidth = w32->prev_width; + vo->dheight = w32->prev_height; + w32->window_x = w32->prev_x; + w32->window_y = w32->prev_y; + } + } + + r.left = w32->window_x; + r.right = r.left + vo->dwidth; + r.top = w32->window_y; + r.bottom = r.top + vo->dheight; + + SetWindowLong(w32->window, GWL_STYLE, style); + add_window_borders(w32->window, &r); + + mp_msg(MSGT_VO, MSGL_V, "[vo] reset window bounds: %ld:%ld:%ld:%ld\n", + r.left, r.top, r.right - r.left, r.bottom - r.top); + + SetWindowPos(w32->window, layer, r.left, r.top, r.right - r.left, + r.bottom - r.top, SWP_FRAMECHANGED); + // For some reason, moving SWP_SHOWWINDOW to a second call works better + // with wine: returning from fullscreen doesn't cause a bogus resize to + // screen size. + // It's not needed on Windows XP or wine with a virtual desktop. + // It doesn't seem to have any negative effects. + SetWindowPos(w32->window, NULL, 0, 0, 0, 0, + SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW); + + return 1; +} + +/** + * \brief Configure and show window on the screen. + * + * This function should be called in libvo's "config" callback. + * It configures a window and shows it on the screen. + * + * \return 1 - Success, 0 - Failure + */ +int vo_w32_config(struct vo *vo, uint32_t width, uint32_t height, + uint32_t flags) +{ + struct vo_w32_state *w32 = vo->w32; + PIXELFORMATDESCRIPTOR pfd; + int pf; + HDC vo_hdc = vo_w32_get_dc(vo, w32->window); + + memset(&pfd, 0, sizeof pfd); + pfd.nSize = sizeof pfd; + pfd.nVersion = 1; + pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER; + if (flags & VOFLAG_STEREO) + pfd.dwFlags |= PFD_STEREO; + pfd.iPixelType = PFD_TYPE_RGBA; + pfd.cColorBits = 24; + pfd.iLayerType = PFD_MAIN_PLANE; + pf = ChoosePixelFormat(vo_hdc, &pfd); + if (!pf) { + mp_msg(MSGT_VO, MSGL_ERR, "vo: win32: unable to select a valid pixel format!\n"); + vo_w32_release_dc(vo, w32->window, vo_hdc); + return 0; + } + + SetPixelFormat(vo_hdc, pf, &pfd); + vo_w32_release_dc(vo, w32->window, vo_hdc); + + // we already have a fully initialized window, so nothing needs to be done + if (flags & VOFLAG_HIDDEN) + return 1; + + bool reset_size = !(w32->o_dwidth == width && w32->o_dheight == height); + + w32->o_dwidth = width; + w32->o_dheight = height; + + // the desired size is ignored in wid mode, it always matches the window size. + if (WinID < 0) { + if (w32->window_bounds_initialized) { + // restore vo_dwidth/vo_dheight, which are reset against our will + // in vo_config() + RECT r; + GetClientRect(w32->window, &r); + vo->dwidth = r.right; + vo->dheight = r.bottom; + } else { + // first vo_config call; vo_config() will always set vo_dx/dy so + // that the window is centered on the screen, and this is the only + // time we actually want to use vo_dy/dy (this is not sane, and + // video_out.h should provide a function to query the initial + // window position instead) + w32->window_bounds_initialized = true; + reset_size = true; + w32->window_x = w32->prev_x = vo->dx; + w32->window_y = w32->prev_y = vo->dy; + } + if (reset_size) { + w32->prev_width = vo->dwidth = width; + w32->prev_height = vo->dheight = height; + } + } + + vo_fs = flags & VOFLAG_FULLSCREEN; + w32->vm = flags & VOFLAG_MODESWITCHING; + return reinit_window_state(vo); +} + +/** + * \brief Initialize w32_common framework. + * + * The first function that should be called from the w32_common framework. + * It handles window creation on the screen with proper title and attributes. + * It also initializes the framework's internal variables. The function should + * be called after your own preinit initialization and you shouldn't do any + * window management on your own. + * + * Global libvo variables changed: + * vo_w32_window + * vo_screenwidth + * vo_screenheight + * + * \return 1 = Success, 0 = Failure + */ +int vo_w32_init(struct vo *vo) +{ + struct vo_w32_state *w32 = vo->w32; + if (w32 && w32->window) + return 1; + + if (!w32) + w32 = vo->w32 = talloc_zero(vo, struct vo_w32_state); + + HINSTANCE hInstance = GetModuleHandleW(NULL); + + HICON mplayerIcon = LoadIconW(hInstance, L"IDI_ICON1"); + + WNDCLASSEXW wcex = { + .cbSize = sizeof wcex, + .style = CS_OWNDC | CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW, + .lpfnWndProc = WndProc, + .hInstance = hInstance, + .hIcon = mplayerIcon, + .hCursor = LoadCursor(0, IDC_ARROW), + .lpszClassName = classname, + .hIconSm = mplayerIcon, + }; + + if (!RegisterClassExW(&wcex)) { + mp_msg(MSGT_VO, MSGL_ERR, + "vo: win32: unable to register window class!\n"); + return 0; + } + + if (WinID >= 0) { + RECT r; + GetClientRect(WIN_ID_TO_HWND(WinID), &r); + vo->dwidth = r.right; vo->dheight = r.bottom; + w32->window = CreateWindowExW(WS_EX_NOPARENTNOTIFY, classname, + classname, + WS_CHILD | WS_VISIBLE, + 0, 0, vo->dwidth, vo->dheight, + WIN_ID_TO_HWND(WinID), 0, hInstance, vo); + } else { + w32->window = CreateWindowExW(0, classname, + classname, + update_style(vo, 0), + CW_USEDEFAULT, 0, 100, 100, + 0, 0, hInstance, vo); + } + + if (!w32->window) { + mp_msg(MSGT_VO, MSGL_ERR, "vo: win32: unable to create window!\n"); + return 0; + } + + if (WinID >= 0) + EnableWindow(w32->window, 0); + + updateScreenProperties(vo); + + mp_msg(MSGT_VO, MSGL_V, "vo: win32: running at %dx%d with depth %d\n", + vo->opts->vo_screenwidth, vo->opts->vo_screenheight, + w32->depthonscreen); + + return 1; +} + +/** + * \brief Toogle fullscreen / windowed mode. + * + * Should be called on VOCTRL_FULLSCREEN event. The window is + * always resized during this call, so the rendering context + * should be reinitialized with the new dimensions. + * It is unspecified if vo_check_events will create a resize + * event in addition or not. + */ + +void vo_w32_fullscreen(struct vo *vo) +{ + vo_fs = !vo_fs; + reinit_window_state(vo); +} + +/** + * \brief Toogle window border attribute. + * + * Should be called on VOCTRL_BORDER event. + */ +void vo_w32_border(struct vo *vo) +{ + vo_border = !vo_border; + reinit_window_state(vo); +} + +/** + * \brief Toogle window ontop attribute. + * + * Should be called on VOCTRL_ONTOP event. + */ +void vo_w32_ontop(struct vo *vo) +{ + vo->opts->vo_ontop = !vo->opts->vo_ontop; + reinit_window_state(vo); +} + +/** + * \brief Uninitialize w32_common framework. + * + * Should be called last in video driver's uninit function. First release + * anything built on top of the created window e.g. rendering context inside + * and call vo_w32_uninit at the end. + */ +void vo_w32_uninit(struct vo *vo) +{ + struct vo_w32_state *w32 = vo->w32; + mp_msg(MSGT_VO, MSGL_V, "vo: win32: uninit\n"); + if (!w32) + return; + resetMode(vo); + ShowCursor(1); + DestroyWindow(w32->window); + UnregisterClassW(classname, 0); + talloc_free(w32); + vo->w32 = NULL; +} + +/** + * \brief get a device context to draw in + * + * \param wnd window the DC should belong to if it makes sense + */ +HDC vo_w32_get_dc(struct vo *vo, HWND wnd) +{ + struct vo_w32_state *w32 = vo->w32; + return GetDC(wnd); +} + +/** + * \brief release a device context + * + * \param wnd window the DC probably belongs to + */ +void vo_w32_release_dc(struct vo *vo, HWND wnd, HDC dc) +{ + struct vo_w32_state *w32 = vo->w32; + ReleaseDC(wnd, dc); +} |