Improve Android pause/resume behavior.

2025-12-18 17:35:39 +00:00 · 2013-11-29 10:06:08 -03:00
commit f848adff5f
1732 changed files with 451805 additions and 0 deletions
--- a/src/power/SDL_power.c
+++ b/src/power/SDL_power.c
@@ -0,0 +1,116 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_config.h"
+#include "SDL_power.h"
+
+/*
+ * Returns SDL_TRUE if we have a definitive answer.
+ * SDL_FALSE to try next implementation.
+ */
+typedef SDL_bool
+    (*SDL_GetPowerInfo_Impl) (SDL_PowerState * state, int *seconds,
+                              int *percent);
+
+SDL_bool SDL_GetPowerInfo_Linux_proc_acpi(SDL_PowerState *, int *, int *);
+SDL_bool SDL_GetPowerInfo_Linux_proc_apm(SDL_PowerState *, int *, int *);
+SDL_bool SDL_GetPowerInfo_Windows(SDL_PowerState *, int *, int *);
+SDL_bool SDL_GetPowerInfo_MacOSX(SDL_PowerState *, int *, int *);
+SDL_bool SDL_GetPowerInfo_Haiku(SDL_PowerState *, int *, int *);
+SDL_bool SDL_GetPowerInfo_UIKit(SDL_PowerState *, int *, int *);
+SDL_bool SDL_GetPowerInfo_Android(SDL_PowerState *, int *, int *);
+SDL_bool SDL_GetPowerInfo_PSP(SDL_PowerState *, int *, int *);
+
+#ifndef SDL_POWER_DISABLED
+#ifdef SDL_POWER_HARDWIRED
+/* This is for things that _never_ have a battery */
+static SDL_bool
+SDL_GetPowerInfo_Hardwired(SDL_PowerState * state, int *seconds, int *percent)
+{
+    *seconds = -1;
+    *percent = -1;
+    *state = SDL_POWERSTATE_NO_BATTERY;
+    return SDL_TRUE;
+}
+#endif
+#endif
+
+
+static SDL_GetPowerInfo_Impl implementations[] = {
+#ifndef SDL_POWER_DISABLED
+#ifdef SDL_POWER_LINUX          /* in order of preference. More than could work. */
+    SDL_GetPowerInfo_Linux_proc_acpi,
+    SDL_GetPowerInfo_Linux_proc_apm,
+#endif
+#ifdef SDL_POWER_WINDOWS        /* handles Win32, Win64, PocketPC. */
+    SDL_GetPowerInfo_Windows,
+#endif
+#ifdef SDL_POWER_UIKIT          /* handles iPhone/iPad/etc */
+    SDL_GetPowerInfo_UIKit,
+#endif
+#ifdef SDL_POWER_MACOSX         /* handles Mac OS X, Darwin. */
+    SDL_GetPowerInfo_MacOSX,
+#endif
+#ifdef SDL_POWER_HAIKU          /* with BeOS euc.jp apm driver. Does this work on Haiku? */
+    SDL_GetPowerInfo_Haiku,
+#endif
+#ifdef SDL_POWER_ANDROID        /* handles Android. */
+    SDL_GetPowerInfo_Android,
+#endif
+#ifdef SDL_POWER_PSP        /* handles PSP. */
+    SDL_GetPowerInfo_PSP,
+#endif
+
+#ifdef SDL_POWER_HARDWIRED
+    SDL_GetPowerInfo_Hardwired,
+#endif
+#endif
+};
+
+SDL_PowerState
+SDL_GetPowerInfo(int *seconds, int *percent)
+{
+    const int total = sizeof(implementations) / sizeof(implementations[0]);
+    int _seconds, _percent;
+    SDL_PowerState retval;
+    int i;
+
+    /* Make these never NULL for platform-specific implementations. */
+    if (seconds == NULL) {
+        seconds = &_seconds;
+    }
+
+    if (percent == NULL) {
+        percent = &_percent;
+    }
+
+    for (i = 0; i < total; i++) {
+        if (implementations[i] (&retval, seconds, percent)) {
+            return retval;
+        }
+    }
+
+    /* nothing was definitive. */
+    *seconds = -1;
+    *percent = -1;
+    return SDL_POWERSTATE_UNKNOWN;
+}
+
+/* vi: set ts=4 sw=4 expandtab: */