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RetroArch/gfx/common/win32_common.c

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2017 - Daniel De Matteis
*
* RetroArch 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 Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch 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 RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#if !defined(_XBOX)
#ifndef _WIN32_WINNT
#define _WIN32_WINNT 0x0601 /* Windows 7 */
#endif
#if !defined(_MSC_VER) || _WIN32_WINNT >= 0x0601
#undef WINVER
#define WINVER 0x0601
#endif
#define IDI_ICON 1
#include <windows.h>
#endif /* !defined(_XBOX) */
#include <retro_miscellaneous.h>
#include <string/stdstring.h>
#ifdef HAVE_CONFIG_H
#include "../../config.h"
#endif
#include "win32_common.h"
#include "gdi_common.h"
#include "../../frontend/frontend_driver.h"
#include "../../configuration.h"
#include "../../verbosity.h"
#include "../../driver.h"
#include "../../paths.h"
#include "../../retroarch.h"
#include "../../tasks/task_content.h"
#include "../../tasks/tasks_internal.h"
#include "../../core_info.h"
#if !defined(_XBOX)
#include <commdlg.h>
#include <dbt.h>
#include "../../input/input_driver.h"
#include "../../input/input_keymaps.h"
#include "../video_thread_wrapper.h"
#include "../video_display_server.h"
#include "../../gfx/video_driver.h"
#include <shellapi.h>
#ifdef HAVE_MENU
#include "../../menu/menu_driver.h"
#endif
#include <encodings/utf.h>
/* Assume W-functions do not work below Win2K and Xbox platforms */
#if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0500 || defined(_XBOX)
#ifndef LEGACY_WIN32
#define LEGACY_WIN32
#endif
#endif
#ifdef LEGACY_WIN32
#define DragQueryFileR DragQueryFile
#else
#define DragQueryFileR DragQueryFileW
#endif
const GUID GUID_DEVINTERFACE_HID = { 0x4d1e55b2, 0xf16f, 0x11Cf, { 0x88, 0xcb, 0x00, 0x11, 0x11, 0x00, 0x00, 0x30 } };
#if defined(_WIN32_WINNT) && _WIN32_WINNT >= 0x501
static HDEVNOTIFY notification_handler;
#endif
#ifdef HAVE_DINPUT
extern bool dinput_handle_message(void *dinput, UINT message,
WPARAM wParam, LPARAM lParam);
extern void *dinput_gdi;
extern void *dinput_wgl;
extern void *dinput;
#endif
typedef struct DISPLAYCONFIG_RATIONAL_CUSTOM {
UINT32 Numerator;
UINT32 Denominator;
} DISPLAYCONFIG_RATIONAL_CUSTOM;
typedef struct DISPLAYCONFIG_2DREGION_CUSTOM {
UINT32 cx;
UINT32 cy;
} DISPLAYCONFIG_2DREGION_CUSTOM;
typedef struct DISPLAYCONFIG_VIDEO_SIGNAL_INFO_CUSTOM {
UINT64 pixelRate;
DISPLAYCONFIG_RATIONAL_CUSTOM hSyncFreq;
DISPLAYCONFIG_RATIONAL_CUSTOM vSyncFreq;
DISPLAYCONFIG_2DREGION_CUSTOM activeSize;
DISPLAYCONFIG_2DREGION_CUSTOM totalSize;
union {
struct {
UINT32 videoStandard :16;
UINT32 vSyncFreqDivider :6;
UINT32 reserved :10;
} AdditionalSignalInfo;
UINT32 videoStandard;
};
UINT32 scanLineOrdering;
} DISPLAYCONFIG_VIDEO_SIGNAL_INFO_CUSTOM;
typedef struct DISPLAYCONFIG_TARGET_MODE_CUSTOM {
DISPLAYCONFIG_VIDEO_SIGNAL_INFO_CUSTOM targetVideoSignalInfo;
} DISPLAYCONFIG_TARGET_MODE_CUSTOM;
typedef struct DISPLAYCONFIG_PATH_SOURCE_INFO_CUSTOM {
LUID adapterId;
UINT32 id;
union {
UINT32 modeInfoIdx;
struct {
UINT32 cloneGroupId :16;
UINT32 sourceModeInfoIdx :16;
} DUMMYSTRUCTNAME;
} DUMMYUNIONNAME;
UINT32 statusFlags;
} DISPLAYCONFIG_PATH_SOURCE_INFO_CUSTOM;
typedef struct DISPLAYCONFIG_DESKTOP_IMAGE_INFO_CUSTOM {
POINTL PathSourceSize;
RECTL DesktopImageRegion;
RECTL DesktopImageClip;
} DISPLAYCONFIG_DESKTOP_IMAGE_INFO_CUSTOM;
typedef struct DISPLAYCONFIG_SOURCE_MODE_CUSTOM {
UINT32 width;
UINT32 height;
UINT32 pixelFormat;
POINTL position;
} DISPLAYCONFIG_SOURCE_MODE_CUSTOM;
typedef struct DISPLAYCONFIG_MODE_INFO_CUSTOM {
UINT32 infoType;
UINT32 id;
LUID adapterId;
union {
DISPLAYCONFIG_TARGET_MODE_CUSTOM targetMode;
DISPLAYCONFIG_SOURCE_MODE_CUSTOM sourceMode;
DISPLAYCONFIG_DESKTOP_IMAGE_INFO_CUSTOM desktopImageInfo;
};
} DISPLAYCONFIG_MODE_INFO_CUSTOM;
typedef struct DISPLAYCONFIG_PATH_TARGET_INFO_CUSTOM {
LUID adapterId;
UINT32 id;
union {
UINT32 modeInfoIdx;
struct {
UINT32 desktopModeInfoIdx :16;
UINT32 targetModeInfoIdx :16;
};
};
UINT32 outputTechnology;
UINT32 rotation;
UINT32 scaling;
DISPLAYCONFIG_RATIONAL_CUSTOM refreshRate;
UINT32 scanLineOrdering;
BOOL targetAvailable;
UINT32 statusFlags;
} DISPLAYCONFIG_PATH_TARGET_INFO_CUSTOM;
typedef struct DISPLAYCONFIG_PATH_INFO_CUSTOM {
DISPLAYCONFIG_PATH_SOURCE_INFO_CUSTOM sourceInfo;
DISPLAYCONFIG_PATH_TARGET_INFO_CUSTOM targetInfo;
UINT32 flags;
} DISPLAYCONFIG_PATH_INFO_CUSTOM;
typedef LONG (WINAPI *QUERYDISPLAYCONFIG)(UINT32, UINT32*, DISPLAYCONFIG_PATH_INFO_CUSTOM*, UINT32*, DISPLAYCONFIG_MODE_INFO_CUSTOM*, UINT32*);
typedef LONG (WINAPI *GETDISPLAYCONFIGBUFFERSIZES)(UINT32, UINT32*, UINT32*);
static bool g_win32_resized = false;
bool g_win32_restore_desktop = false;
static bool doubleclick_on_titlebar = false;
static bool g_taskbar_is_created = false;
bool g_win32_inited = false;
static bool g_win32_quit = false;
static int g_win32_pos_x = CW_USEDEFAULT;
static int g_win32_pos_y = CW_USEDEFAULT;
static unsigned g_win32_pos_width = 0;
static unsigned g_win32_pos_height = 0;
unsigned g_win32_resize_width = 0;
unsigned g_win32_resize_height = 0;
static unsigned g_taskbar_message = 0;
static unsigned win32_monitor_count = 0;
static void *curD3D = NULL;
ui_window_win32_t main_window;
/* Power Request APIs */
#if !defined(_XBOX) && (_MSC_VER == 1310)
typedef struct _REASON_CONTEXT
{
ULONG Version;
DWORD Flags;
union
{
struct
{
HMODULE LocalizedReasonModule;
ULONG LocalizedreasonId;
ULONG ReasonStringCount;
LPWSTR *ReasonStrings;
} Detailed;
LPWSTR SimpleReasonString;
} Reason;
} REASON_CONTEXT, *PREASON_CONTEXT;
typedef enum _POWER_REQUEST_TYPE
{
PowerRequestDisplayRequired,
PowerRequestSystemRequired,
PowerRequestAwayModeRequired,
PowerRequestExecutionRequired
} POWER_REQUEST_TYPE, *PPOWER_REQUEST_TYPE;
#define POWER_REQUEST_CONTEXT_VERSION 0
#define POWER_REQUEST_CONTEXT_SIMPLE_STRING 1
#define POWER_REQUEST_CONTEXT_DETAILED_STRING 2
#endif
#ifdef _WIN32_WINNT_WIN7
typedef REASON_CONTEXT POWER_REQUEST_CONTEXT, *PPOWER_REQUEST_CONTEXT, *LPPOWER_REQUEST_CONTEXT;
#endif
#ifndef MAX_MONITORS
#define MAX_MONITORS 9
#endif
#if defined(_MSC_VER) && _MSC_VER <= 1200
#define INT_PTR_COMPAT int
#else
#define INT_PTR_COMPAT INT_PTR
#endif
static HMONITOR win32_monitor_last;
static HMONITOR win32_monitor_all[MAX_MONITORS];
bool win32_taskbar_is_created(void)
{
return g_taskbar_is_created;
}
void win32_set_taskbar_created(bool created)
{
g_taskbar_is_created = created;
}
bool doubleclick_on_titlebar_pressed(void)
{
return doubleclick_on_titlebar;
}
void unset_doubleclick_on_titlebar(void)
{
doubleclick_on_titlebar = false;
}
INT_PTR_COMPAT CALLBACK PickCoreProc(HWND hDlg, UINT message,
WPARAM wParam, LPARAM lParam)
{
size_t list_size;
core_info_list_t *core_info_list = NULL;
const core_info_t *core_info = NULL;
switch (message)
{
case WM_INITDIALOG:
{
HWND hwndList;
unsigned i;
/* Add items to list. */
core_info_get_list(&core_info_list);
core_info_list_get_supported_cores(core_info_list,
path_get(RARCH_PATH_CONTENT), &core_info, &list_size);
hwndList = GetDlgItem(hDlg, ID_CORELISTBOX);
for (i = 0; i < list_size; i++)
{
const core_info_t *info = (const core_info_t*)&core_info[i];
SendMessage(hwndList, LB_ADDSTRING, 0,
(LPARAM)info->display_name);
}
SetFocus(hwndList);
return TRUE;
}
case WM_COMMAND:
switch (LOWORD(wParam))
{
case IDOK:
case IDCANCEL:
EndDialog(hDlg, LOWORD(wParam));
break;
case ID_CORELISTBOX:
switch (HIWORD(wParam))
{
case LBN_SELCHANGE:
{
const core_info_t *info = NULL;
HWND hwndList = GetDlgItem(
hDlg, ID_CORELISTBOX);
int lbItem = (int)
SendMessage(hwndList, LB_GETCURSEL, 0, 0);
core_info_get_list(&core_info_list);
core_info_list_get_supported_cores(core_info_list,
path_get(RARCH_PATH_CONTENT), &core_info, &list_size);
info = (const core_info_t*)&core_info[lbItem];
rarch_ctl(RARCH_CTL_SET_LIBRETRO_PATH,info->path);
}
break;
}
return TRUE;
}
}
return FALSE;
}
static BOOL CALLBACK win32_monitor_enum_proc(HMONITOR hMonitor,
HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData)
{
win32_monitor_all[win32_monitor_count++] = hMonitor;
return TRUE;
}
void win32_monitor_from_window(void)
{
#ifndef _XBOX
ui_window_t *window = NULL;
win32_monitor_last =
MonitorFromWindow(main_window.hwnd, MONITOR_DEFAULTTONEAREST);
window = (ui_window_t*)ui_companion_driver_get_window_ptr();
if (window)
window->destroy(&main_window);
#endif
}
int win32_change_display_settings(const char *str, void *devmode_data,
unsigned flags)
{
#if _WIN32_WINDOWS >= 0x0410 || _WIN32_WINNT >= 0x0410
/* Windows 98 and later codepath */
return ChangeDisplaySettingsEx(str, (DEVMODE*)devmode_data,
NULL, flags, NULL);
#else
/* Windows 95 / NT codepath */
return ChangeDisplaySettings((DEVMODE*)devmode_data, flags);
#endif
}
void win32_monitor_get_info(void)
{
MONITORINFOEX current_mon;
memset(&current_mon, 0, sizeof(current_mon));
current_mon.cbSize = sizeof(MONITORINFOEX);
GetMonitorInfo(win32_monitor_last, (LPMONITORINFO)&current_mon);
win32_change_display_settings(current_mon.szDevice, NULL, 0);
}
void win32_monitor_info(void *data, void *hm_data, unsigned *mon_id)
{
unsigned i;
settings_t *settings = config_get_ptr();
MONITORINFOEX *mon = (MONITORINFOEX*)data;
HMONITOR *hm_to_use = (HMONITOR*)hm_data;
unsigned fs_monitor = settings->uints.video_monitor_index;
if (!win32_monitor_last)
win32_monitor_last = MonitorFromWindow(GetDesktopWindow(),
MONITOR_DEFAULTTONEAREST);
*hm_to_use = win32_monitor_last;
if (fs_monitor && fs_monitor <= win32_monitor_count
&& win32_monitor_all[fs_monitor - 1])
{
*hm_to_use = win32_monitor_all[fs_monitor - 1];
*mon_id = fs_monitor - 1;
}
else
{
for (i = 0; i < win32_monitor_count; i++)
{
if (win32_monitor_all[i] != *hm_to_use)
continue;
*mon_id = i;
break;
}
}
if (hm_to_use)
{
memset(mon, 0, sizeof(*mon));
mon->cbSize = sizeof(MONITORINFOEX);
GetMonitorInfo(*hm_to_use, (LPMONITORINFO)mon);
}
}
bool win32_load_content_from_gui(const char *szFilename)
{
/* poll list of current cores */
size_t list_size;
content_ctx_info_t content_info = { 0 };
core_info_list_t *core_info_list = NULL;
const core_info_t *core_info = NULL;
core_info_get_list(&core_info_list);
if (!core_info_list)
return false;
core_info_list_get_supported_cores(core_info_list,
(const char*)szFilename, &core_info, &list_size);
if (!list_size)
{
return false;
}
path_set(RARCH_PATH_CONTENT, szFilename);
if (!path_is_empty(RARCH_PATH_CONTENT))
{
unsigned i;
core_info_t *current_core = NULL;
core_info_get_current_core(&current_core);
/*we already have path for libretro core */
for (i = 0; i < list_size; i++)
{
const core_info_t *info = (const core_info_t*)&core_info[i];
if (string_is_equal(path_get(RARCH_PATH_CORE), info->path))
{
/* Our previous core supports the current rom */
task_push_load_content_with_current_core_from_companion_ui(
NULL,
&content_info,
CORE_TYPE_PLAIN,
NULL, NULL);
return true;
}
}
}
/* Poll for cores for current rom since none exist. */
if (list_size == 1)
{
/*pick core that only exists and is bound to work. Ish. */
const core_info_t *info = (const core_info_t*)&core_info[0];
if (info)
{
task_push_load_content_with_new_core_from_companion_ui(
info->path, NULL, NULL, &content_info, NULL, NULL);
return true;
}
}
else
{
bool okay = false;
settings_t *settings = config_get_ptr();
/* Fullscreen: Show mouse cursor for dialog */
if (settings->bools.video_fullscreen)
video_driver_show_mouse();
/* Pick one core that could be compatible, ew */
if (DialogBoxParam(GetModuleHandle(NULL), MAKEINTRESOURCE(IDD_PICKCORE),
main_window.hwnd, PickCoreProc, (LPARAM)NULL) == IDOK)
{
task_push_load_content_with_current_core_from_companion_ui(
NULL, &content_info, CORE_TYPE_PLAIN, NULL, NULL);
okay = true;
}
/* Fullscreen: Hide mouse cursor after dialog */
if (settings->bools.video_fullscreen)
video_driver_hide_mouse();
return okay;
}
return false;
}
static bool win32_drag_query_file(HWND hwnd, WPARAM wparam)
{
if (DragQueryFileR((HDROP)wparam, 0xFFFFFFFF, NULL, 0))
{
bool okay = false;
#ifdef LEGACY_WIN32
char szFilename[1024];
szFilename[0] = '\0';
DragQueryFileR((HDROP)wparam, 0, szFilename, sizeof(szFilename));
#else
wchar_t wszFilename[4096];
char *szFilename = NULL;
wszFilename[0] = L'\0';
DragQueryFileR((HDROP)wparam, 0, wszFilename, sizeof(wszFilename));
szFilename = utf16_to_utf8_string_alloc(wszFilename);
#endif
okay = win32_load_content_from_gui(szFilename);
#ifndef LEGACY_WIN32
if (szFilename)
free(szFilename);
#endif
return okay;
}
return false;
}
#ifndef _XBOX
static LRESULT win32_handle_keyboard_event(HWND hwnd, UINT message,
WPARAM wparam, LPARAM lparam)
{
uint16_t mod = 0;
if (GetKeyState(VK_SHIFT) & 0x80)
mod |= RETROKMOD_SHIFT;
if (GetKeyState(VK_CONTROL) & 0x80)
mod |= RETROKMOD_CTRL;
if (GetKeyState(VK_MENU) & 0x80)
mod |= RETROKMOD_ALT;
if (GetKeyState(VK_CAPITAL) & 0x81)
mod |= RETROKMOD_CAPSLOCK;
if (GetKeyState(VK_SCROLL) & 0x81)
mod |= RETROKMOD_SCROLLOCK;
if ((GetKeyState(VK_LWIN) | GetKeyState(VK_RWIN)) & 0x80)
mod |= RETROKMOD_META;
switch (message)
{
/* Seems to be hard to synchronize
* WM_CHAR and WM_KEYDOWN properly.
*/
case WM_CHAR:
input_keyboard_event(true, RETROK_UNKNOWN, wparam, mod,
RETRO_DEVICE_KEYBOARD);
return TRUE;
case WM_KEYUP:
case WM_SYSKEYUP:
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
{
unsigned keycode = 0;
bool keydown = true;
unsigned keysym = (lparam >> 16) & 0xff;
#if _WIN32_WINNT >= 0x0501 /* XP */
settings_t *settings = config_get_ptr();
if (settings && string_is_equal(settings->arrays.input_driver, "raw"))
keysym = (unsigned)wparam;
else
#endif
#ifdef HAVE_DINPUT
{
/* extended keys will map to dinput if the high bit is set */
if (input_get_ptr() == &input_dinput && (lparam >> 24 & 0x1))
keysym |= 0x80;
}
#endif
/* Key released? */
if (message == WM_KEYUP || message == WM_SYSKEYUP)
keydown = false;
keycode = input_keymaps_translate_keysym_to_rk(keysym);
input_keyboard_event(keydown, keycode,
0, mod, RETRO_DEVICE_KEYBOARD);
if (message != WM_SYSKEYDOWN)
return 0;
if (
wparam == VK_F10 ||
wparam == VK_MENU ||
wparam == VK_RSHIFT
)
return 0;
}
break;
}
return DefWindowProc(hwnd, message, wparam, lparam);
}
#endif
static void win32_set_position_from_config(void)
{
settings_t *settings = config_get_ptr();
int border_thickness = GetSystemMetrics(SM_CXSIZEFRAME);
int title_bar_height = GetSystemMetrics(SM_CYCAPTION);
int menu_bar_height = GetSystemMetrics(SM_CYMENU);
if (!settings->bools.video_window_save_positions)
return;
g_win32_pos_x = settings->uints.window_position_x;
g_win32_pos_y = settings->uints.window_position_y;
g_win32_pos_width = settings->uints.window_position_width
+ border_thickness * 2;
g_win32_pos_height = settings->uints.window_position_height
+ border_thickness * 2 + title_bar_height;
}
static void win32_save_position(void)
{
RECT rect;
WINDOWPLACEMENT placement;
int border_thickness = GetSystemMetrics(SM_CXSIZEFRAME);
int title_bar_height = GetSystemMetrics(SM_CYCAPTION);
int menu_bar_height = GetSystemMetrics(SM_CYMENU);
settings_t *settings = config_get_ptr();
memset(&placement, 0, sizeof(placement));
placement.length = sizeof(placement);
GetWindowPlacement(main_window.hwnd, &placement);
g_win32_pos_x = placement.rcNormalPosition.left;
g_win32_pos_y = placement.rcNormalPosition.top;
if (GetWindowRect(main_window.hwnd, &rect))
{
g_win32_pos_width = rect.right - rect.left;
g_win32_pos_height = rect.bottom - rect.top;
}
if (settings && settings->bools.video_window_save_positions)
{
if (!settings->bools.video_fullscreen && !retroarch_is_forced_fullscreen() && !retroarch_is_switching_display_mode())
{
settings->uints.window_position_x = g_win32_pos_x;
settings->uints.window_position_y = g_win32_pos_y;
settings->uints.window_position_width = g_win32_pos_width - border_thickness * 2;
settings->uints.window_position_height = g_win32_pos_height - border_thickness * 2 - title_bar_height - (settings->bools.ui_menubar_enable ? menu_bar_height : 0);
}
}
}
static LRESULT CALLBACK WndProcCommon(bool *quit, HWND hwnd, UINT message,
WPARAM wparam, LPARAM lparam)
{
if (message == WM_NCLBUTTONDBLCLK)
doubleclick_on_titlebar = true;
switch (message)
{
case WM_SYSCOMMAND:
/* Prevent screensavers, etc, while running. */
switch (wparam)
{
case SC_SCREENSAVE:
case SC_MONITORPOWER:
*quit = true;
break;
}
break;
case WM_DROPFILES:
win32_drag_query_file(hwnd, wparam);
DragFinish((HDROP)wparam);
break;
case WM_CHAR:
case WM_KEYDOWN:
case WM_KEYUP:
case WM_SYSKEYUP:
case WM_SYSKEYDOWN:
*quit = true;
return win32_handle_keyboard_event(hwnd, message, wparam, lparam);
case WM_MOVE:
win32_save_position();
break;
case WM_CLOSE:
case WM_DESTROY:
case WM_QUIT:
win32_save_position();
g_win32_quit = true;
*quit = true;
break;
case WM_SIZE:
/* Do not send resize message if we minimize. */
if ( wparam != SIZE_MAXHIDE &&
wparam != SIZE_MINIMIZED)
{
if (LOWORD(lparam) != g_win32_resize_width ||
HIWORD(lparam) != g_win32_resize_height)
{
g_win32_resize_width = LOWORD(lparam);
g_win32_resize_height = HIWORD(lparam);
g_win32_resized = true;
}
}
*quit = true;
break;
case WM_COMMAND:
{
settings_t *settings = config_get_ptr();
if (settings && settings->bools.ui_menubar_enable)
win32_menu_loop(main_window.hwnd, wparam);
}
break;
}
return 0;
}
static void win32_set_droppable(ui_window_win32_t *window, bool droppable)
{
if (DragAcceptFiles_func != NULL)
DragAcceptFiles_func(window->hwnd, droppable);
}
#if defined(HAVE_D3D) || defined (HAVE_D3D10) || defined (HAVE_D3D11) || defined (HAVE_D3D12)
LRESULT CALLBACK WndProcD3D(HWND hwnd, UINT message,
WPARAM wparam, LPARAM lparam)
{
LRESULT ret;
bool quit = false;
if (message == WM_NCLBUTTONDBLCLK)
doubleclick_on_titlebar = true;
switch (message)
{
case WM_DROPFILES:
case WM_SYSCOMMAND:
case WM_CHAR:
case WM_KEYDOWN:
case WM_KEYUP:
case WM_SYSKEYUP:
case WM_SYSKEYDOWN:
case WM_CLOSE:
case WM_DESTROY:
case WM_QUIT:
case WM_MOVE:
case WM_SIZE:
case WM_COMMAND:
ret = WndProcCommon(&quit, hwnd, message, wparam, lparam);
if (quit)
return ret;
break;
case WM_CREATE:
{
ui_window_win32_t win32_window;
LPCREATESTRUCT p_cs = (LPCREATESTRUCT)lparam;
curD3D = p_cs->lpCreateParams;
g_win32_inited = true;
win32_window.hwnd = hwnd;
win32_set_droppable(&win32_window, true);
}
return 0;
}
#if _WIN32_WINNT >= 0x0500 /* 2K */
if (g_taskbar_message && message == g_taskbar_message)
win32_set_taskbar_created(true);
#endif
#ifdef HAVE_DINPUT
if (input_get_ptr() == &input_dinput)
{
void* input_data = input_get_data();
if (input_data && dinput_handle_message(input_data,
message, wparam, lparam))
return 0;
}
#endif
return DefWindowProc(hwnd, message, wparam, lparam);
}
#endif
#if defined(HAVE_OPENGL) || defined(HAVE_VULKAN)
LRESULT CALLBACK WndProcGL(HWND hwnd, UINT message,
WPARAM wparam, LPARAM lparam)
{
LRESULT ret;
bool quit = false;
if (message == WM_NCLBUTTONDBLCLK)
doubleclick_on_titlebar = true;
switch (message)
{
case WM_DROPFILES:
case WM_SYSCOMMAND:
case WM_CHAR:
case WM_KEYDOWN:
case WM_KEYUP:
case WM_SYSKEYUP:
case WM_SYSKEYDOWN:
case WM_CLOSE:
case WM_DESTROY:
case WM_QUIT:
case WM_MOVE:
case WM_SIZE:
case WM_COMMAND:
ret = WndProcCommon(&quit,
hwnd, message, wparam, lparam);
if (quit)
return ret;
break;
case WM_CREATE:
{
ui_window_win32_t win32_window;
win32_window.hwnd = hwnd;
create_graphics_context(hwnd, &g_win32_quit);
win32_set_droppable(&win32_window, true);
}
return 0;
}
#if _WIN32_WINNT >= 0x0500 /* 2K */
if (g_taskbar_message && message == g_taskbar_message)
win32_set_taskbar_created(true);
#endif
#ifdef HAVE_DINPUT
if (dinput_wgl && dinput_handle_message(dinput_wgl,
message, wparam, lparam))
return 0;
#endif
return DefWindowProc(hwnd, message, wparam, lparam);
}
#endif
LRESULT CALLBACK WndProcGDI(HWND hwnd, UINT message,
WPARAM wparam, LPARAM lparam)
{
LRESULT ret;
bool quit = false;
if (message == WM_NCLBUTTONDBLCLK)
doubleclick_on_titlebar = true;
switch (message)
{
case WM_PAINT:
{
gdi_t *gdi = (gdi_t*)video_driver_get_ptr(false);
if (gdi && gdi->memDC)
{
gdi->bmp_old = (HBITMAP)SelectObject(gdi->memDC, gdi->bmp);
#ifdef HAVE_MENU
if (menu_driver_is_alive() && !gdi_has_menu_frame())
{
/* draw menu contents behind a gradient background */
if (gdi && gdi->memDC)
{
/*RECT rect;
HBRUSH brush = CreateSolidBrush(RGB(1,81,127));
GetClientRect(hwnd, &rect);*/
StretchBlt(gdi->winDC,
0, 0,
gdi->screen_width, gdi->screen_height,
gdi->memDC, 0, 0, gdi->video_width, gdi->video_height, SRCCOPY);
/*FillRect(gdi->memDC, &rect, brush);
DeleteObject(brush);*/
}
}
else
#endif
{
/* draw video content */
gdi->bmp_old = (HBITMAP)SelectObject(gdi->memDC, gdi->bmp);
StretchBlt(gdi->winDC,
0, 0,
gdi->screen_width, gdi->screen_height,
gdi->memDC, 0, 0, gdi->video_width, gdi->video_height, SRCCOPY);
}
SelectObject(gdi->memDC, gdi->bmp_old);
}
break;
}
case WM_DROPFILES:
case WM_SYSCOMMAND:
case WM_CHAR:
case WM_KEYDOWN:
case WM_KEYUP:
case WM_SYSKEYUP:
case WM_SYSKEYDOWN:
case WM_CLOSE:
case WM_DESTROY:
case WM_QUIT:
case WM_MOVE:
case WM_SIZE:
case WM_COMMAND:
ret = WndProcCommon(&quit, hwnd, message, wparam, lparam);
if (quit)
return ret;
break;
case WM_CREATE:
{
ui_window_win32_t win32_window;
win32_window.hwnd = hwnd;
create_gdi_context(hwnd, &g_win32_quit);
win32_set_droppable(&win32_window, true);
}
return 0;
}
#if _WIN32_WINNT >= 0x0500 /* 2K */
if (g_taskbar_message && message == g_taskbar_message)
win32_set_taskbar_created(true);
#endif
#ifdef HAVE_DINPUT
if (dinput_gdi && dinput_handle_message(dinput_gdi,
message, wparam, lparam))
return 0;
#endif
return DefWindowProc(hwnd, message, wparam, lparam);
}
bool win32_window_create(void *data, unsigned style,
RECT *mon_rect, unsigned width,
unsigned height, bool fullscreen)
{
#if defined(_WIN32_WINNT) && _WIN32_WINNT >= 0x0500 /* 2K */
DEV_BROADCAST_DEVICEINTERFACE notification_filter;
#endif
settings_t *settings = config_get_ptr();
#ifndef _XBOX
unsigned user_width = width;
unsigned user_height = height;
if (settings->bools.video_window_save_positions
&& !fullscreen)
{
user_width = g_win32_pos_width;
user_height= g_win32_pos_height;
}
main_window.hwnd = CreateWindowEx(0,
"RetroArch", "RetroArch",
style,
fullscreen ? mon_rect->left : g_win32_pos_x,
fullscreen ? mon_rect->top : g_win32_pos_y,
user_width,
user_height,
NULL, NULL, NULL, data);
if (!main_window.hwnd)
return false;
#if defined(_WIN32_WINNT) && _WIN32_WINNT >= 0x0500 /* 2K */
g_taskbar_message = RegisterWindowMessage("TaskbarButtonCreated");
ZeroMemory(&notification_filter, sizeof(notification_filter) );
notification_filter.dbcc_size = sizeof(DEV_BROADCAST_DEVICEINTERFACE);
notification_filter.dbcc_devicetype = DBT_DEVTYP_DEVICEINTERFACE;
notification_filter.dbcc_classguid = GUID_DEVINTERFACE_HID;
notification_handler = RegisterDeviceNotification(
main_window.hwnd, &notification_filter, DEVICE_NOTIFY_WINDOW_HANDLE);
if (!notification_handler)
RARCH_ERR("Error registering for notifications\n");
#endif
video_driver_display_type_set(RARCH_DISPLAY_WIN32);
video_driver_display_set(0);
video_driver_window_set((uintptr_t)main_window.hwnd);
#if defined(_WIN32_WINNT) && _WIN32_WINNT >= 0x0500 /* 2K */
if (!settings->bools.video_window_show_decorations)
SetWindowLongPtr(main_window.hwnd, GWL_STYLE, WS_POPUP);
/* Windows 2000 and above use layered windows to enable transparency */
if (settings->uints.video_window_opacity < 100)
{
SetWindowLongPtr(main_window.hwnd,
GWL_EXSTYLE,
GetWindowLongPtr(main_window.hwnd, GWL_EXSTYLE) | WS_EX_LAYERED);
SetLayeredWindowAttributes(main_window.hwnd, 0, (255 *
settings->uints.video_window_opacity) / 100, LWA_ALPHA);
}
#endif
#endif
return true;
}
#endif
bool win32_get_metrics(void *data,
enum display_metric_types type, float *value)
{
#if !defined(_XBOX)
HDC monitor = GetDC(NULL);
int pixels_x = GetDeviceCaps(monitor, HORZRES);
int pixels_y = GetDeviceCaps(monitor, VERTRES);
int physical_width = GetDeviceCaps(monitor, HORZSIZE);
int physical_height = GetDeviceCaps(monitor, VERTSIZE);
ReleaseDC(NULL, monitor);
switch (type)
{
case DISPLAY_METRIC_MM_WIDTH:
*value = physical_width;
return true;
case DISPLAY_METRIC_MM_HEIGHT:
*value = physical_height;
return true;
case DISPLAY_METRIC_DPI:
/* 25.4 mm in an inch. */
*value = 254 * pixels_x / physical_width / 10;
return true;
case DISPLAY_METRIC_NONE:
default:
*value = 0;
break;
}
#endif
return false;
}
void win32_monitor_init(void)
{
#if !defined(_XBOX)
win32_monitor_count = 0;
EnumDisplayMonitors(NULL, NULL,
win32_monitor_enum_proc, 0);
#endif
g_win32_quit = false;
}
static bool win32_monitor_set_fullscreen(
unsigned width, unsigned height,
unsigned refresh, char *dev_name)
{
#if !defined(_XBOX)
DEVMODE devmode;
memset(&devmode, 0, sizeof(devmode));
devmode.dmSize = sizeof(DEVMODE);
devmode.dmPelsWidth = width;
devmode.dmPelsHeight = height;
devmode.dmDisplayFrequency = refresh;
devmode.dmFields = DM_PELSWIDTH
| DM_PELSHEIGHT | DM_DISPLAYFREQUENCY;
RARCH_LOG("Setting fullscreen to %ux%u @ %uHz on device %s.\n",
width, height, refresh, dev_name);
return win32_change_display_settings(dev_name, &devmode,
CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL;
#endif
}
void win32_show_cursor(bool state)
{
#if !defined(_XBOX)
if (state)
while (ShowCursor(TRUE) < 0);
else
while (ShowCursor(FALSE) >= 0);
#endif
}
void win32_check_window(bool *quit, bool *resize,
unsigned *width, unsigned *height)
{
#if !defined(_XBOX)
if (video_driver_is_threaded())
{
const ui_application_t *application =
ui_companion_driver_get_application_ptr();
if (application)
application->process_events();
}
*quit = g_win32_quit;
if (g_win32_resized)
{
*resize = true;
*width = g_win32_resize_width;
*height = g_win32_resize_height;
g_win32_resized = false;
}
#endif
}
bool win32_suppress_screensaver(void *data, bool enable)
{
#if !defined(_XBOX)
if (enable)
{
char tmp[PATH_MAX_LENGTH];
int major = 0;
int minor = 0;
const frontend_ctx_driver_t *frontend = frontend_get_ptr();
if (!frontend)
return false;
if (frontend->get_os)
frontend->get_os(tmp, sizeof(tmp), &major, &minor);
if (major * 100 + minor >= 601)
{
#if _WIN32_WINNT >= 0x0601
/* Windows 7, 8, 10 codepath */
typedef HANDLE(WINAPI * PowerCreateRequestPtr)(REASON_CONTEXT *context);
typedef BOOL(WINAPI * PowerSetRequestPtr)(HANDLE PowerRequest,
POWER_REQUEST_TYPE RequestType);
PowerCreateRequestPtr powerCreateRequest;
PowerSetRequestPtr powerSetRequest;
HMODULE kernel32 = GetModuleHandle("kernel32.dll");
if (kernel32)
{
powerCreateRequest =
(PowerCreateRequestPtr)GetProcAddress(
kernel32, "PowerCreateRequest");
powerSetRequest =
(PowerSetRequestPtr)GetProcAddress(
kernel32, "PowerSetRequest");
if (powerCreateRequest && powerSetRequest)
{
POWER_REQUEST_CONTEXT RequestContext;
HANDLE Request;
RequestContext.Version =
POWER_REQUEST_CONTEXT_VERSION;
RequestContext.Flags =
POWER_REQUEST_CONTEXT_SIMPLE_STRING;
RequestContext.Reason.SimpleReasonString = (LPWSTR)
L"RetroArch running";
Request =
powerCreateRequest(&RequestContext);
powerSetRequest( Request, PowerRequestDisplayRequired);
return true;
}
}
#endif
}
else if (major * 100 + minor >= 410)
{
#if _WIN32_WINDOWS >= 0x0410 || _WIN32_WINNT >= 0x0410
/* 98 / 2K / XP / Vista codepath */
SetThreadExecutionState(ES_DISPLAY_REQUIRED | ES_SYSTEM_REQUIRED);
return true;
#endif
}
else
{
/* 95 / NT codepath */
/* No way to block the screensaver. */
return true;
}
}
#endif
return false;
}
void win32_set_style(MONITORINFOEX *current_mon, HMONITOR *hm_to_use,
unsigned *width, unsigned *height, bool fullscreen, bool windowed_full,
RECT *rect, RECT *mon_rect, DWORD *style)
{
#if !defined(_XBOX)
bool position_set_from_config = false;
settings_t *settings = config_get_ptr();
if (fullscreen)
{
/* Windows only reports the refresh rates for modelines as
* an integer, so video_refresh_rate needs to be rounded. Also, account
* for black frame insertion using video_refresh_rate set to half
* of the display refresh rate, as well as higher vsync swap intervals. */
float refresh_mod = settings->bools.video_black_frame_insertion ? 2.0f : 1.0f;
unsigned refresh = roundf(settings->floats.video_refresh_rate
* refresh_mod * settings->uints.video_swap_interval);
if (windowed_full)
{
*style = WS_EX_TOPMOST | WS_POPUP;
g_win32_resize_width = *width = mon_rect->right - mon_rect->left;
g_win32_resize_height = *height = mon_rect->bottom - mon_rect->top;
}
else
{
*style = WS_POPUP | WS_VISIBLE;
if (!win32_monitor_set_fullscreen(*width, *height,
refresh, current_mon->szDevice)) { }
/* Display settings might have changed, get new coordinates. */
GetMonitorInfo(*hm_to_use, (LPMONITORINFO)current_mon);
*mon_rect = current_mon->rcMonitor;
}
}
else
{
*style = WS_OVERLAPPEDWINDOW | WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
rect->right = *width;
rect->bottom = *height;
AdjustWindowRect(rect, *style, FALSE);
if (settings->bools.video_window_save_positions)
{
win32_set_position_from_config();
if (g_win32_pos_width != 0 && g_win32_pos_height != 0)
position_set_from_config = true;
}
if (position_set_from_config)
{
g_win32_resize_width = *width = g_win32_pos_width;
g_win32_resize_height = *height = g_win32_pos_height;
}
else
{
g_win32_resize_width = *width = rect->right - rect->left;
g_win32_resize_height = *height = rect->bottom - rect->top;
}
}
#endif
}
void win32_set_window(unsigned *width, unsigned *height,
bool fullscreen, bool windowed_full, void *rect_data)
{
#if !defined(_XBOX)
RECT *rect = (RECT*)rect_data;
if (!fullscreen || windowed_full)
{
settings_t *settings = config_get_ptr();
const ui_window_t *window = ui_companion_driver_get_window_ptr();
if (!fullscreen && settings->bools.ui_menubar_enable && !video_driver_is_threaded())
{
RECT rc_temp;
rc_temp.left = 0;
rc_temp.top = 0;
rc_temp.right = (LONG)*height;
rc_temp.bottom = 0x7FFF;
SetMenu(main_window.hwnd,
LoadMenu(GetModuleHandle(NULL),MAKEINTRESOURCE(IDR_MENU)));
SendMessage(main_window.hwnd, WM_NCCALCSIZE, FALSE, (LPARAM)&rc_temp);
g_win32_resize_height = *height += rc_temp.top + rect->top;
SetWindowPos(main_window.hwnd, NULL, 0, 0, *width, *height, SWP_NOMOVE);
}
ShowWindow(main_window.hwnd, SW_RESTORE);
UpdateWindow(main_window.hwnd);
SetForegroundWindow(main_window.hwnd);
if (window)
window->set_focused(&main_window);
}
win32_show_cursor(!fullscreen);
#endif
}
bool win32_set_video_mode(void *data,
unsigned width, unsigned height,
bool fullscreen)
{
#if !defined(_XBOX)
DWORD style;
MSG msg;
RECT mon_rect;
RECT rect;
MONITORINFOEX current_mon;
unsigned mon_id = 0;
bool windowed_full = false;
HMONITOR hm_to_use = NULL;
settings_t *settings = config_get_ptr();
int res = 0;
rect.left = 0;
rect.top = 0;
rect.right = 0;
rect.bottom = 0;
win32_monitor_info(&current_mon, &hm_to_use, &mon_id);
mon_rect = current_mon.rcMonitor;
g_win32_resize_width = width;
g_win32_resize_height = height;
windowed_full = settings->bools.video_windowed_fullscreen;
win32_set_style(&current_mon, &hm_to_use, &width, &height,
fullscreen, windowed_full, &rect, &mon_rect, &style);
if (!win32_window_create(data, style,
&mon_rect, width, height, fullscreen))
return false;
win32_set_window(&width, &height,
fullscreen, windowed_full, &rect);
/* Wait until context is created (or failed to do so ...).
* Please don't remove the (res = ) as GetMessage can return -1. */
while (!g_win32_inited && !g_win32_quit
&& (res = GetMessage(&msg, main_window.hwnd, 0, 0)) != 0)
{
if (res == -1)
{
RARCH_ERR("GetMessage error code %d\n", GetLastError());
break;
}
TranslateMessage(&msg);
DispatchMessage(&msg);
}
if (g_win32_quit)
return false;
#endif
return true;
}
#ifdef _XBOX
static HANDLE GetFocus(void)
{
return main_window.hwnd;
}
static HWND GetForegroundWindow(void)
{
return main_window.hwnd;
}
BOOL IsIconic(HWND hwnd)
{
return FALSE;
}
#endif
bool win32_has_focus(void)
{
if (g_win32_inited)
{
#ifdef _XBOX
if (GetForegroundWindow() == main_window.hwnd)
return true;
#else
const ui_window_t *window =
ui_companion_driver_get_window_ptr();
if (window)
return window->focused(&main_window);
#endif
}
return false;
}
HWND win32_get_window(void)
{
#ifdef _XBOX
return NULL;
#else
return main_window.hwnd;
#endif
}
void win32_window_reset(void)
{
g_win32_quit = false;
g_win32_restore_desktop = false;
}
void win32_destroy_window(void)
{
#ifndef _XBOX
UnregisterClass("RetroArch", GetModuleHandle(NULL));
#if defined(_WIN32_WINNT) && _WIN32_WINNT >= 0x500 /* 2K */
UnregisterDeviceNotification(notification_handler);
#endif
#endif
main_window.hwnd = NULL;
}
void win32_get_video_output_prev(
unsigned *width, unsigned *height)
{
DEVMODE dm;
unsigned i;
bool found = false;
unsigned prev_width = 0;
unsigned prev_height = 0;
unsigned curr_width = 0;
unsigned curr_height = 0;
if (win32_get_video_output(&dm, -1, sizeof(dm)))
{
curr_width = dm.dmPelsWidth;
curr_height = dm.dmPelsHeight;
}
for (i = 0; win32_get_video_output(&dm, i, sizeof(dm)); i++)
{
if ( dm.dmPelsWidth == curr_width
&& dm.dmPelsHeight == curr_height)
{
if ( prev_width != curr_width
&& prev_height != curr_height)
{
found = true;
break;
}
}
prev_width = dm.dmPelsWidth;
prev_height = dm.dmPelsHeight;
}
if (found)
{
*width = prev_width;
*height = prev_height;
}
}
float win32_get_refresh_rate(void *data)
{
float refresh_rate = 0.0f;
#if _WIN32_WINNT >= 0x0601 || _WIN32_WINDOWS >= 0x0601 /* Win 7 */
OSVERSIONINFO version_info;
UINT32 TopologyID;
unsigned int NumPathArrayElements = 0;
unsigned int NumModeInfoArrayElements = 0;
DISPLAYCONFIG_PATH_INFO_CUSTOM *PathInfoArray = NULL;
DISPLAYCONFIG_MODE_INFO_CUSTOM *ModeInfoArray = NULL;
int result = 0;
#ifdef HAVE_DYNAMIC
static QUERYDISPLAYCONFIG pQueryDisplayConfig;
static GETDISPLAYCONFIGBUFFERSIZES pGetDisplayConfigBufferSizes;
if (!pQueryDisplayConfig)
pQueryDisplayConfig = (QUERYDISPLAYCONFIG)GetProcAddress(GetModuleHandle("user32.dll"), "QueryDisplayConfig");
if (!pGetDisplayConfigBufferSizes)
pGetDisplayConfigBufferSizes = (GETDISPLAYCONFIGBUFFERSIZES)GetProcAddress(GetModuleHandle("user32.dll"), "GetDisplayConfigBufferSizes");
#else
static QUERYDISPLAYCONFIG pQueryDisplayConfig = QueryDisplayConfig;
static GETDISPLAYCONFIGBUFFERSIZES pGetDisplayConfigBufferSizes = GetDisplayConfigBufferSizes;
#endif
version_info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
if (!GetVersionEx(&version_info))
return refresh_rate;
if (version_info.dwMajorVersion < 6 ||
(version_info.dwMajorVersion == 6 && version_info.dwMinorVersion < 1))
return refresh_rate;
result = pGetDisplayConfigBufferSizes(QDC_DATABASE_CURRENT,
&NumPathArrayElements,
&NumModeInfoArrayElements);
if (result != ERROR_SUCCESS)
return refresh_rate;
PathInfoArray = (DISPLAYCONFIG_PATH_INFO_CUSTOM *)
malloc(sizeof(DISPLAYCONFIG_PATH_INFO_CUSTOM) * NumPathArrayElements);
ModeInfoArray = (DISPLAYCONFIG_MODE_INFO_CUSTOM *)
malloc(sizeof(DISPLAYCONFIG_MODE_INFO_CUSTOM) * NumModeInfoArrayElements);
result = pQueryDisplayConfig(QDC_DATABASE_CURRENT,
&NumPathArrayElements,
PathInfoArray,
&NumModeInfoArrayElements,
ModeInfoArray,
&TopologyID);
if (result == ERROR_SUCCESS && NumPathArrayElements >= 1)
refresh_rate = (float) PathInfoArray[0].targetInfo.refreshRate.Numerator /
PathInfoArray[0].targetInfo.refreshRate.Denominator;
free(ModeInfoArray);
free(PathInfoArray);
#endif
return refresh_rate;
}
void win32_get_video_output_next(
unsigned *width, unsigned *height)
{
DEVMODE dm;
int i;
bool found = false;
unsigned curr_width = 0;
unsigned curr_height = 0;
if (win32_get_video_output(&dm, -1, sizeof(dm)))
{
curr_width = dm.dmPelsWidth;
curr_height = dm.dmPelsHeight;
}
for (i = 0; win32_get_video_output(&dm, i, sizeof(dm)); i++)
{
if (found)
{
*width = dm.dmPelsWidth;
*height = dm.dmPelsHeight;
break;
}
if ( dm.dmPelsWidth == curr_width
&& dm.dmPelsHeight == curr_height)
found = true;
}
}
bool win32_get_video_output(DEVMODE *dm, int mode, size_t len)
{
memset(dm, 0, len);
dm->dmSize = len;
if (EnumDisplaySettings(NULL,
(mode == -1) ? ENUM_CURRENT_SETTINGS : mode, dm) == 0)
return false;
return true;
}
void win32_get_video_output_size(unsigned *width, unsigned *height)
{
DEVMODE dm;
if (win32_get_video_output(&dm, -1, sizeof(dm)))
{
*width = dm.dmPelsWidth;
*height = dm.dmPelsHeight;
}
}
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