RetroArch/gfx/common/win32_common.cpp
2006-01-17 04:36:32 +01:00

848 lines
23 KiB
C++

/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2016 - 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/>.
*/
#include <retro_miscellaneous.h>
#include <string/stdstring.h>
#include "../../frontend/frontend_driver.h"
#include "../../general.h"
#include "../../verbosity.h"
#include "win32_common.h"
#include "../../driver.h"
#include "../../runloop.h"
#include "../../tasks/tasks_internal.h"
#include "../../core_info.h"
#if !defined(_XBOX)
#define IDI_ICON 1
#ifndef _WIN32_WINNT
#define _WIN32_WINNT 0x0500 /*_WIN32_WINNT_WIN2K */
#endif
#include <windows.h>
#include <commdlg.h>
#include "../../retroarch.h"
#include "../video_thread_wrapper.h"
#include <Shellapi.h>
#ifndef _MSC_VER
extern "C" {
#endif
LRESULT win32_menu_loop(HWND owner, WPARAM wparam);
#ifndef _MSC_VER
}
#endif
extern "C" bool dinput_handle_message(void *dinput, UINT message, WPARAM wParam, LPARAM lParam);
bool doubleclick_on_titlebar = false;
unsigned g_resize_width;
unsigned g_resize_height;
bool g_restore_desktop;
static unsigned g_pos_x = CW_USEDEFAULT;
static unsigned g_pos_y = CW_USEDEFAULT;
static bool g_resized;
bool g_inited;
static bool g_quit;
ui_window_win32_t main_window;
extern void *dinput_wgl;
static void *curD3D = NULL;
extern void *dinput;
/* 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
typedef REASON_CONTEXT POWER_REQUEST_CONTEXT, *PPOWER_REQUEST_CONTEXT, *LPPOWER_REQUEST_CONTEXT;
#ifndef MAX_MONITORS
#define MAX_MONITORS 9
#endif
static HMONITOR win32_monitor_last;
static unsigned win32_monitor_count;
static HMONITOR win32_monitor_all[MAX_MONITORS];
extern "C"
{
bool doubleclick_on_titlebar_pressed(void)
{
return doubleclick_on_titlebar;
}
void unset_doubleclick_on_titlebar(void)
{
doubleclick_on_titlebar = false;
}
};
INT_PTR 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;
char *fullpath = NULL;
switch (message)
{
case WM_INITDIALOG:
{
HWND hwndList;
unsigned i;
/* Add items to list. */
runloop_ctl(RUNLOOP_CTL_GET_CONTENT_PATH, &fullpath);
core_info_get_list(&core_info_list);
core_info_list_get_supported_cores(core_info_list,
(const char*)fullpath, &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));
return FALSE;
case ID_CORELISTBOX:
{
switch (HIWORD(wParam))
{
case LBN_SELCHANGE:
{
int lbItem;
const core_info_t *info = NULL;
runloop_ctl(RUNLOOP_CTL_GET_CONTENT_PATH, &fullpath);
HWND hwndList = GetDlgItem(hDlg, ID_CORELISTBOX);
lbItem = (int)SendMessage(hwndList, LB_GETCURSEL, 0, 0);
core_info_get_list(&core_info_list);
core_info_list_get_supported_cores(core_info_list,
(const char*)fullpath, &core_info, &list_size);
info = (const core_info_t*)&core_info[lbItem];
runloop_ctl(RUNLOOP_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
win32_monitor_last = MonitorFromWindow(main_window.hwnd, MONITOR_DEFAULTTONEAREST);
const ui_window_t *window = ui_companion_driver_get_window_ptr();
if (window)
window->destroy(&main_window);
#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, (MONITORINFO*)&current_mon);
ChangeDisplaySettingsEx(current_mon.szDevice, NULL, NULL, 0, NULL);
}
void win32_monitor_info(void *data, void *hm_data, unsigned *mon_id)
{
unsigned i, fs_monitor;
settings_t *settings = config_get_ptr();
MONITORINFOEX *mon = (MONITORINFOEX*)data;
HMONITOR *hm_to_use = (HMONITOR*)hm_data;
if (!win32_monitor_last)
win32_monitor_last = MonitorFromWindow(GetDesktopWindow(), MONITOR_DEFAULTTONEAREST);
*hm_to_use = win32_monitor_last;
fs_monitor = settings->video.monitor_index;
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;
}
}
memset(mon, 0, sizeof(*mon));
mon->cbSize = sizeof(MONITORINFOEX);
GetMonitorInfo(*hm_to_use, (MONITORINFO*)mon);
}
/* Get the count of the files dropped */
static int win32_drag_query_file(HWND hwnd, WPARAM wparam)
{
char szFilename[1024] = {0};
if (DragQueryFile((HDROP)wparam, 0xFFFFFFFF, NULL, 0))
{
/*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;
DragQueryFile((HDROP)wparam, 0, szFilename, 1024);
core_info_get_list(&core_info_list);
if (!core_info_list)
return 0;
core_info_list_get_supported_cores(core_info_list,
(const char*)szFilename, &core_info, &list_size);
runloop_ctl(RUNLOOP_CTL_SET_CONTENT_PATH,szFilename);
if (!string_is_empty(config_get_active_core_path()))
{
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(info->systemname, current_core->systemname))
break;
if(string_is_equal(config_get_active_core_path(), info->path))
{
/* Our previous core supports the current rom */
content_ctx_info_t content_info = {0};
task_push_content_load_default(
NULL, NULL,
&content_info,
CORE_TYPE_PLAIN,
CONTENT_MODE_LOAD_CONTENT_WITH_CURRENT_CORE_FROM_COMPANION_UI,
NULL, NULL);
return 0;
}
}
}
/* 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_content_load_default(
info->path, NULL,
&content_info,
CORE_TYPE_PLAIN,
CONTENT_MODE_LOAD_CONTENT_WITH_NEW_CORE_FROM_COMPANION_UI,
NULL, NULL);
}
else
{
/* Pick one core that could be compatible, ew */
if(DialogBoxParam(GetModuleHandle(NULL),MAKEINTRESOURCE(IDD_PICKCORE),
hwnd,PickCoreProc,(LPARAM)NULL)==IDOK)
{
task_push_content_load_default(
NULL, NULL,
&content_info,
CORE_TYPE_PLAIN,
CONTENT_MODE_LOAD_CONTENT_WITH_CURRENT_CORE_FROM_COMPANION_UI,
NULL, NULL);
}
}
}
return 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:
{
int ret = win32_drag_query_file(hwnd, wparam);
DragFinish((HDROP)wparam);
if (ret != 0)
return 0;
}
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_CLOSE:
case WM_DESTROY:
case WM_QUIT:
{
WINDOWPLACEMENT placement;
GetWindowPlacement(main_window.hwnd, &placement);
g_pos_x = placement.rcNormalPosition.left;
g_pos_y = placement.rcNormalPosition.top;
g_quit = true;
*quit = true;
}
break;
case WM_SIZE:
/* Do not send resize message if we minimize. */
if (wparam != SIZE_MAXHIDE && wparam != SIZE_MINIMIZED)
{
g_resize_width = LOWORD(lparam);
g_resize_height = HIWORD(lparam);
g_resized = true;
}
*quit = true;
break;
case WM_COMMAND:
{
settings_t *settings = config_get_ptr();
if (settings->ui.menubar_enable)
win32_menu_loop(main_window.hwnd, wparam);
}
break;
}
return 0;
}
extern void ui_window_win32_set_droppable(void *data, bool droppable);
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_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_inited = true;
win32_window.hwnd = hwnd;
ui_window_win32_set_droppable(&win32_window, true);
}
return 0;
}
if (dinput && dinput_handle_message(dinput, message, wparam, lparam))
return 0;
return DefWindowProc(hwnd, message, wparam, lparam);
}
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_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_quit);
ui_window_win32_set_droppable(&win32_window, true);
}
return 0;
}
if (dinput_wgl && dinput_handle_message(dinput_wgl, message, wparam, lparam))
return 0;
return DefWindowProc(hwnd, message, wparam, lparam);
}
bool win32_window_create(void *data, unsigned style,
RECT *mon_rect, unsigned width,
unsigned height, bool fullscreen)
{
#ifndef _XBOX
main_window.hwnd = CreateWindowEx(0, "RetroArch", "RetroArch",
style,
fullscreen ? mon_rect->left : g_pos_x,
fullscreen ? mon_rect->top : g_pos_y,
width, height,
NULL, NULL, NULL, data);
if (!main_window.hwnd)
return false;
video_driver_display_type_set(RARCH_DISPLAY_WIN32);
video_driver_display_set(0);
video_driver_window_set((uintptr_t)main_window.hwnd);
#endif
return true;
}
#endif
bool win32_get_metrics(void *data,
enum display_metric_types type, float *value)
{
#ifdef _XBOX
return false;
#else
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;
break;
case DISPLAY_METRIC_MM_HEIGHT:
*value = physical_height;
break;
case DISPLAY_METRIC_DPI:
/* 25.4 mm in an inch. */
*value = 254 * pixels_x / physical_width / 10;
break;
case DISPLAY_METRIC_NONE:
default:
*value = 0;
return false;
}
return true;
#endif
}
void win32_monitor_init(void)
{
#ifndef _XBOX
win32_monitor_count = 0;
EnumDisplayMonitors(NULL, NULL, win32_monitor_enum_proc, 0);
#endif
g_quit = false;
}
bool win32_monitor_set_fullscreen(unsigned width, unsigned height, unsigned refresh, char *dev_name)
{
#ifndef _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("[WGL]: Setting fullscreen to %ux%u @ %uHz on device %s.\n", width, height, refresh, dev_name);
return ChangeDisplaySettingsEx(dev_name, &devmode, NULL, CDS_FULLSCREEN, NULL) == DISP_CHANGE_SUCCESSFUL;
#endif
}
void win32_show_cursor(bool state)
{
#ifndef _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)
{
#ifndef _XBOX
const ui_application_t *application = ui_companion_driver_get_application_ptr();
if (application)
application->process_events();
#endif
*quit = g_quit;
if (g_resized)
{
*resize = true;
*width = g_resize_width;
*height = g_resize_height;
g_resized = false;
}
}
bool win32_suppress_screensaver(void *data, bool enable)
{
#ifdef _XBOX
return false;
#else
if(enable)
{
int major, minor;
char tmp[PATH_MAX_LENGTH];
const frontend_ctx_driver_t *frontend = frontend_get_ptr();
if (!frontend)
return false;
frontend->get_os(tmp, sizeof(tmp), &major, &minor);
if (major*100+minor >= 601)
{
/* Windows 7, 8, 10 codepath */
typedef HANDLE (WINAPI * PowerCreateRequestPtr)(REASON_CONTEXT *context);
typedef BOOL (WINAPI * PowerSetRequestPtr)(HANDLE PowerRequest,
POWER_REQUEST_TYPE RequestType);
HMODULE kernel32 = GetModuleHandleW(L"kernel32.dll");
PowerCreateRequestPtr powerCreateRequest =
(PowerCreateRequestPtr)GetProcAddress(kernel32, "PowerCreateRequest");
PowerSetRequestPtr 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;
}
}
else
{
/* XP / Vista codepath */
SetThreadExecutionState(ES_DISPLAY_REQUIRED | ES_SYSTEM_REQUIRED);
return true;
}
}
return false;
#endif
}
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)
{
#ifndef _XBOX
settings_t *settings = config_get_ptr();
/* 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->video.black_frame_insertion ? 2.0f : 1.0f;
unsigned refresh = roundf(settings->video.refresh_rate * refresh_mod * settings->video.swap_interval);
if (fullscreen)
{
if (windowed_full)
{
*style = WS_EX_TOPMOST | WS_POPUP;
g_resize_width = *width = mon_rect->right - mon_rect->left;
g_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, (MONITORINFO*)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);
g_resize_width = *width = rect->right - rect->left;
g_resize_height = *height = rect->bottom - rect->top;
}
#endif
}
void win32_set_window(unsigned *width, unsigned *height,
bool fullscreen, bool windowed_full, void *rect_data)
{
#ifndef _XBOX
settings_t *settings = config_get_ptr();
RECT *rect = (RECT*)rect_data;
if (!fullscreen || windowed_full)
{
const ui_window_t *window = ui_companion_driver_get_window_ptr();
if (!fullscreen && settings->ui.menubar_enable)
{
RECT rc_temp = {0, 0, (LONG)*height, 0x7FFF};
SetMenu(main_window.hwnd, LoadMenu(GetModuleHandle(NULL),MAKEINTRESOURCE(IDR_MENU)));
SendMessage(main_window.hwnd, WM_NCCALCSIZE, FALSE, (LPARAM)&rc_temp);
g_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)
{
#ifndef _XBOX
DWORD style;
MSG msg;
RECT mon_rect;
unsigned mon_id;
MONITORINFOEX current_mon;
bool windowed_full;
RECT rect = {0};
HMONITOR hm_to_use = NULL;
settings_t *settings = config_get_ptr();
win32_monitor_info(&current_mon, &hm_to_use, &mon_id);
mon_rect = current_mon.rcMonitor;
g_resize_width = width;
g_resize_height = height;
windowed_full = settings->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 ...) */
while (!g_inited && !g_quit && GetMessage(&msg, main_window.hwnd, 0, 0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
if (g_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)
{
#ifndef _XBOX
const ui_window_t *window = ui_companion_driver_get_window_ptr();
#endif
if (!g_inited)
return false;
#ifdef _XBOX
return GetForegroundWindow() == main_window.hwnd;
#else
if (window)
return window->focused(&main_window);
return false;
#endif
}
HWND win32_get_window(void)
{
return main_window.hwnd;
}
void win32_window_reset(void)
{
g_quit = false;
g_restore_desktop = false;
}
void win32_destroy_window(void)
{
#ifndef _XBOX
UnregisterClass("RetroArch", GetModuleHandle(NULL));
#endif
main_window.hwnd = NULL;
}