mirror of
https://github.com/Relintai/sdl2_frt.git
synced 2024-12-20 22:16:49 +01:00
113 lines
4.2 KiB
C++
113 lines
4.2 KiB
C++
/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2017 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "../../SDL_internal.h"
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#if SDL_VIDEO_DRIVER_WINRT
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extern "C" {
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#include "SDL_messagebox.h"
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#include "../../core/windows/SDL_windows.h"
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}
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#include "SDL_winrtevents_c.h"
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#include <windows.ui.popups.h>
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using namespace Platform;
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using namespace Windows::Foundation;
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using namespace Windows::UI::Popups;
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static String ^
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WINRT_UTF8ToPlatformString(const char * str)
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{
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wchar_t * wstr = WIN_UTF8ToString(str);
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String ^ rtstr = ref new String(wstr);
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SDL_free(wstr);
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return rtstr;
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}
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extern "C" int
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WINRT_ShowMessageBox(const SDL_MessageBoxData *messageboxdata, int *buttonid)
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{
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#if (WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP) && (NTDDI_VERSION == NTDDI_WIN8)
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/* Sadly, Windows Phone 8 doesn't include the MessageDialog class that
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* Windows 8.x/RT does, even though MSDN's reference documentation for
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* Windows Phone 8 mentions it.
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*
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* The .NET runtime on Windows Phone 8 does, however, include a
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* MessageBox class. Perhaps this could be called, somehow?
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*/
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return SDL_SetError("SDL_messagebox support is not available for Windows Phone 8.0");
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#else
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SDL_VideoDevice *_this = SDL_GetVideoDevice();
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#if WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP
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const int maxbuttons = 2;
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const char * platform = "Windows Phone 8.1+";
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#else
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const int maxbuttons = 3;
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const char * platform = "Windows 8.x";
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#endif
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if (messageboxdata->numbuttons > maxbuttons) {
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return SDL_SetError("WinRT's MessageDialog only supports %d buttons, at most, on %s. %d were requested.",
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maxbuttons, platform, messageboxdata->numbuttons);
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}
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/* Build a MessageDialog object and its buttons */
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MessageDialog ^ dialog = ref new MessageDialog(WINRT_UTF8ToPlatformString(messageboxdata->message));
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dialog->Title = WINRT_UTF8ToPlatformString(messageboxdata->title);
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for (int i = 0; i < messageboxdata->numbuttons; ++i) {
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UICommand ^ button = ref new UICommand(WINRT_UTF8ToPlatformString(messageboxdata->buttons[i].text));
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button->Id = safe_cast<IntPtr>(i);
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dialog->Commands->Append(button);
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if (messageboxdata->buttons[i].flags & SDL_MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT) {
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dialog->CancelCommandIndex = i;
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}
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if (messageboxdata->buttons[i].flags & SDL_MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT) {
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dialog->DefaultCommandIndex = i;
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}
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}
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/* Display the MessageDialog, then wait for it to be closed */
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/* TODO, WinRT: Find a way to redraw MessageDialog instances if a GPU device-reset occurs during the following event-loop */
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auto operation = dialog->ShowAsync();
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while (operation->Status == Windows::Foundation::AsyncStatus::Started) {
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WINRT_PumpEvents(_this);
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}
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/* Retrieve results from the MessageDialog and process them accordingly */
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if (operation->Status != Windows::Foundation::AsyncStatus::Completed) {
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return SDL_SetError("An unknown error occurred in displaying the WinRT MessageDialog");
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}
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if (buttonid) {
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IntPtr results = safe_cast<IntPtr>(operation->GetResults()->Id);
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int clicked_index = results.ToInt32();
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*buttonid = messageboxdata->buttons[clicked_index].buttonid;
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}
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return 0;
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#endif /* if WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP / else */
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}
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#endif /* SDL_VIDEO_DRIVER_WINRT */
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/* vi: set ts=4 sw=4 expandtab: */
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