1/* Copyright (c) 2013-2016 Jeffrey Pfau
  2 *
  3 * This Source Code Form is subject to the terms of the Mozilla Public
  4 * License, v. 2.0. If a copy of the MPL was not distributed with this
  5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  6#include "gui-config.h"
  7
  8#include <mgba/core/config.h>
  9#include <mgba/core/core.h>
 10#include "feature/gui/gui-runner.h"
 11#include "feature/gui/remap.h"
 12#include <mgba/internal/gba/gba.h>
 13#include <mgba-util/gui/file-select.h>
 14#include <mgba-util/gui/menu.h>
 15
 16#ifndef GUI_MAX_INPUTS
 17#define GUI_MAX_INPUTS 7
 18#endif
 19
 20void mGUIShowConfig(struct mGUIRunner* runner, struct GUIMenuItem* extra, size_t nExtra) {
 21	struct GUIMenu menu = {
 22		.title = "Configure",
 23		.index = 0,
 24		.background = &runner->background.d
 25	};
 26	GUIMenuItemListInit(&menu.items, 0);
 27	*GUIMenuItemListAppend(&menu.items) = (struct GUIMenuItem) {
 28		.title = "Frameskip",
 29		.data = "frameskip",
 30		.submenu = 0,
 31		.state = 0,
 32		.validStates = (const char*[]) {
 33			"0", "1", "2", "3", "4", "5", "6", "7", "8", "9"
 34		},
 35		.nStates = 10
 36	};
 37	*GUIMenuItemListAppend(&menu.items) = (struct GUIMenuItem) {
 38		.title = "Show framerate",
 39		.data = "fpsCounter",
 40		.submenu = 0,
 41		.state = false,
 42		.validStates = (const char*[]) {
 43			"Off", "On"
 44		},
 45		.nStates = 2
 46	};
 47	*GUIMenuItemListAppend(&menu.items) = (struct GUIMenuItem) {
 48		.title = "Use BIOS if found",
 49		.data = "useBios",
 50		.submenu = 0,
 51		.state = true,
 52		.validStates = (const char*[]) {
 53			"Off", "On"
 54		},
 55		.nStates = 2
 56	};
 57	*GUIMenuItemListAppend(&menu.items) = (struct GUIMenuItem) {
 58		.title = "Select BIOS path",
 59		.data = "bios",
 60	};
 61	size_t i;
 62	const char* mapNames[GUI_MAX_INPUTS + 1];
 63	if (runner->keySources) {
 64		for (i = 0; runner->keySources[i].id && i < GUI_MAX_INPUTS; ++i) {
 65			mapNames[i] = runner->keySources[i].name;
 66		}
 67		if (i == 1) {
 68			// Don't display a name if there's only one input source
 69			i = 0;
 70		}
 71		*GUIMenuItemListAppend(&menu.items) = (struct GUIMenuItem) {
 72			.title = "Remap controls",
 73			.data = "*REMAP",
 74			.state = 0,
 75			.validStates = i ? mapNames : 0,
 76			.nStates = i
 77		};
 78	}
 79	for (i = 0; i < nExtra; ++i) {
 80		*GUIMenuItemListAppend(&menu.items) = extra[i];
 81	}
 82	*GUIMenuItemListAppend(&menu.items) = (struct GUIMenuItem) {
 83		.title = "Save",
 84		.data = "*SAVE",
 85	};
 86	*GUIMenuItemListAppend(&menu.items) = (struct GUIMenuItem) {
 87		.title = "Cancel",
 88		.data = 0,
 89	};
 90	enum GUIMenuExitReason reason;
 91	char biosPath[256] = "";
 92
 93	struct GUIMenuItem* item;
 94	for (i = 0; i < GUIMenuItemListSize(&menu.items); ++i) {
 95		item = GUIMenuItemListGetPointer(&menu.items, i);
 96		if (!item->validStates || !item->data) {
 97			continue;
 98		}
 99		mCoreConfigGetUIntValue(&runner->config, item->data, &item->state);
100	}
101
102	while (true) {
103		reason = GUIShowMenu(&runner->params, &menu, &item);
104		if (reason != GUI_MENU_EXIT_ACCEPT || !item->data) {
105			break;
106		}
107		if (!strcmp(item->data, "*SAVE")) {
108			if (biosPath[0]) {
109				mCoreConfigSetValue(&runner->config, "bios", biosPath);
110			}
111			for (i = 0; i < GUIMenuItemListSize(&menu.items); ++i) {
112				item = GUIMenuItemListGetPointer(&menu.items, i);
113				if (!item->validStates || !item->data) {
114					continue;
115				}
116				mCoreConfigSetUIntValue(&runner->config, item->data, item->state);
117			}
118			if (runner->keySources) {
119				size_t i;
120				for (i = 0; runner->keySources[i].id; ++i) {
121					mInputMapSave(&runner->core->inputMap, runner->keySources[i].id, mCoreConfigGetInput(&runner->config));
122					mInputMapSave(&runner->params.keyMap, runner->keySources[i].id, mCoreConfigGetInput(&runner->config));
123				}
124			}
125			mCoreConfigSave(&runner->config);
126			mCoreLoadForeignConfig(runner->core, &runner->config);
127			break;
128		}
129		if (!strcmp(item->data, "*REMAP")) {
130			mGUIRemapKeys(&runner->params, &runner->core->inputMap, &runner->keySources[item->state]);
131			continue;
132		}
133		if (!strcmp(item->data, "bios")) {
134			// TODO: show box if failed
135			if (!GUISelectFile(&runner->params, biosPath, sizeof(biosPath), GBAIsBIOS)) {
136				biosPath[0] = '\0';
137			}
138			continue;
139		}
140		if (item->validStates) {
141			++item->state;
142			if (item->state >= item->nStates) {
143				item->state = 0;
144			}
145		}
146	}
147}