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GUI: Upstream cross-platform GUI code
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@ -28,6 +28,7 @@ file(GLOB GBA_SRC ${CMAKE_SOURCE_DIR}/src/gba/*.c)
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file(GLOB GBA_CHEATS_SRC ${CMAKE_SOURCE_DIR}/src/gba/cheats/*.c)
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file(GLOB GBA_RR_SRC ${CMAKE_SOURCE_DIR}/src/gba/rr/*.c)
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file(GLOB GBA_SV_SRC ${CMAKE_SOURCE_DIR}/src/gba/supervisor/*.c)
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file(GLOB GUI_SRC ${CMAKE_SOURCE_DIR}/src/gui/*.c)
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file(GLOB UTIL_SRC ${CMAKE_SOURCE_DIR}/src/util/*.[cSs])
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file(GLOB RENDERER_SRC ${CMAKE_SOURCE_DIR}/src/gba/renderers/*.c)
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file(GLOB SIO_SRC ${CMAKE_SOURCE_DIR}/src/gba/sio/lockstep.c)
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BIN
res/font.png
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BIN
res/font.png
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After Width: | Height: | Size: 5.3 KiB |
35
src/util/gui.h
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35
src/util/gui.h
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/* Copyright (c) 2013-2015 Jeffrey Pfau
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GUI_H
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#define GUI_H
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#include "util/common.h"
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struct GUIFont;
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enum GUIInput {
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GUI_INPUT_NONE = -1,
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GUI_INPUT_SELECT = 0,
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GUI_INPUT_BACK,
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GUI_INPUT_CANCEL,
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GUI_INPUT_UP,
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GUI_INPUT_DOWN,
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GUI_INPUT_LEFT,
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GUI_INPUT_RIGHT,
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};
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struct GUIParams {
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int width;
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int height;
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const struct GUIFont* font;
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void (*drawStart)(void);
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void (*drawEnd)(void);
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int (*pollInput)(void);
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};
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#endif
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128
src/util/gui/file-select.c
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128
src/util/gui/file-select.c
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/* Copyright (c) 2013-2015 Jeffrey Pfau
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "file-select.h"
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#include "util/gui/font.h"
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#include "util/vector.h"
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#include "util/vfs.h"
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DECLARE_VECTOR(FileList, char*);
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DEFINE_VECTOR(FileList, char*);
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void _cleanFiles(struct FileList* currentFiles) {
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size_t size = FileListSize(currentFiles);
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size_t i;
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for (i = 0; i < size; ++i) {
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free(*FileListGetPointer(currentFiles, i));
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}
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FileListClear(currentFiles);
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}
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void _upDirectory(char* currentPath) {
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char* end = strrchr(currentPath, '/');
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if (!end) {
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return;
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}
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end[0] = '\0';
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if (end[1]) {
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return;
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}
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// TODO: What if there was a trailing slash?
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}
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bool _refreshDirectory(const char* currentPath, struct FileList* currentFiles) {
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_cleanFiles(currentFiles);
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struct VDir* dir = VDirOpen(currentPath);
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if (!dir) {
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return false;
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}
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struct VDirEntry* de;
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while ((de = dir->listNext(dir))) {
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if (de->name(de)[0] == '.') {
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continue;
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}
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*FileListAppend(currentFiles) = strdup(de->name(de));
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}
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dir->close(dir);
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return true;
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}
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bool selectFile(const struct GUIParams* params, const char* basePath, char* outPath, size_t outLen, const char* suffix) {
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char currentPath[256];
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strncpy(currentPath, basePath, sizeof(currentPath));
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int oldInput = -1;
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size_t fileIndex = 0;
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size_t start = 0;
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struct FileList currentFiles;
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FileListInit(¤tFiles, 0);
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_refreshDirectory(currentPath, ¤tFiles);
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while (true) {
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int input = params->pollInput();
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int newInput = input & (oldInput ^ input);
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oldInput = input;
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if (newInput & (1 << GUI_INPUT_UP) && fileIndex > 0) {
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--fileIndex;
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}
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if (newInput & (1 << GUI_INPUT_DOWN) && fileIndex < FileListSize(¤tFiles) - 1) {
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++fileIndex;
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}
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if (fileIndex < start) {
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start = fileIndex;
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}
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while ((fileIndex - start + 4) * GUIFontHeight(params->font) > params->height) {
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++start;
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}
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if (newInput & (1 << GUI_INPUT_CANCEL)) {
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_cleanFiles(¤tFiles);
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FileListDeinit(¤tFiles);
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return false;
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}
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if (newInput & (1 << GUI_INPUT_SELECT)) {
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snprintf(currentPath, sizeof(currentPath), "%s%c%s", currentPath, '/', *FileListGetPointer(¤tFiles, fileIndex));
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if (!_refreshDirectory(currentPath, ¤tFiles)) {
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strncpy(outPath, currentPath, outLen);
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return true;
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}
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fileIndex = 0;
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}
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if (newInput & (1 << GUI_INPUT_BACK)) {
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if (strncmp(currentPath, basePath, sizeof(currentPath)) == 0) {
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_cleanFiles(¤tFiles);
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FileListDeinit(¤tFiles);
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return false;
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}
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_upDirectory(currentPath);
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_refreshDirectory(currentPath, ¤tFiles);
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fileIndex = 0;
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}
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params->drawStart();
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int y = GUIFontHeight(params->font);
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GUIFontPrintf(params->font, 0, y, GUI_TEXT_LEFT, 0xFFFFFFFF, "Current directory: %s", currentPath);
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y += 2 * GUIFontHeight(params->font);
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size_t i;
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for (i = start; i < FileListSize(¤tFiles); ++i) {
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int color = 0xE0A0A0A0;
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char bullet = ' ';
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if (i == fileIndex) {
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color = 0xFFFFFFFF;
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bullet = '>';
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}
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GUIFontPrintf(params->font, 0, y, GUI_TEXT_LEFT, color, "%c %s", bullet, *FileListGetPointer(¤tFiles, i));
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y += GUIFontHeight(params->font);
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if (y + GUIFontHeight(params->font) > params->height) {
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break;
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}
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}
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y += GUIFontHeight(params->font) * 2;
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params->drawEnd();
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}
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}
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13
src/util/gui/file-select.h
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13
src/util/gui/file-select.h
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/* Copyright (c) 2013-2015 Jeffrey Pfau
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GUI_FILE_CHOOSER_H
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#define GUI_FILE_CHOOSER_H
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#include "util/gui.h"
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bool selectFile(const struct GUIParams*, const char* basePath, char* outPath, size_t outLen, const char* suffix);
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#endif
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25
src/util/gui/font.h
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25
src/util/gui/font.h
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/* Copyright (c) 2013-2015 Jeffrey Pfau
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GUI_FONT_H
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#define GUI_FONT_H
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#include "util/common.h"
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struct GUIFont;
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struct GUIFont* GUIFontCreate(void);
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void GUIFontDestroy(struct GUIFont*);
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enum GUITextAlignment {
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GUI_TEXT_LEFT = 0,
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GUI_TEXT_CENTER,
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GUI_TEXT_RIGHT
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};
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int GUIFontHeight(const struct GUIFont*);
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void GUIFontPrintf(const struct GUIFont*, int x, int y, enum GUITextAlignment, uint32_t color, const char* text, ...);
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#endif
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