diff options
Diffstat (limited to 'gui/gui.cpp')
| -rw-r--r-- | gui/gui.cpp | 1050 |
1 files changed, 1050 insertions, 0 deletions
diff --git a/gui/gui.cpp b/gui/gui.cpp new file mode 100644 index 000000000..c755a9848 --- /dev/null +++ b/gui/gui.cpp @@ -0,0 +1,1050 @@ +/* + Copyright 2012 bigbiff/Dees_Troy TeamWin + This file is part of TWRP/TeamWin Recovery Project. + + TWRP 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 Foundation, either version 3 of the License, or + (at your option) any later version. + + TWRP 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 TWRP. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include <linux/input.h> +#include <pthread.h> +#include <stdarg.h> +#include <stdio.h> +#include <errno.h> +#include <stdlib.h> +#include <string.h> +#include <fcntl.h> +#include <sys/reboot.h> +#include <sys/stat.h> +#include <sys/time.h> +#include <sys/mman.h> +#include <sys/types.h> +#include <sys/ioctl.h> +#include <sys/mount.h> +#include <time.h> +#include <unistd.h> +#include <stdlib.h> + +extern "C" +{ +#include "../twcommon.h" +#include "../minuitwrp/minui.h" +#include <pixelflinger/pixelflinger.h> +} + +#include "rapidxml.hpp" +#include "objects.hpp" +#include "../data.hpp" +#include "../variables.h" +#include "../partitions.hpp" +#include "../twrp-functions.hpp" +#include "../openrecoveryscript.hpp" +#include "../orscmd/orscmd.h" +#include "blanktimer.hpp" +#include "../tw_atomic.hpp" + +// Enable to print render time of each frame to the log file +//#define PRINT_RENDER_TIME 1 + +#ifdef _EVENT_LOGGING +#define LOGEVENT(...) LOGERR(__VA_ARGS__) +#else +#define LOGEVENT(...) do {} while (0) +#endif + +const static int CURTAIN_FADE = 32; + +using namespace rapidxml; + +// Global values +static gr_surface gCurtain = NULL; +static int gGuiInitialized = 0; +static TWAtomicInt gGuiConsoleRunning; +static TWAtomicInt gGuiConsoleTerminate; +static TWAtomicInt gForceRender; +const int gNoAnimation = 1; +blanktimer blankTimer; +int ors_read_fd = -1; +static float scale_theme_w = 1; +static float scale_theme_h = 1; + +// Needed by pages.cpp too +int gGuiRunning = 0; + +static int gRecorder = -1; + +extern "C" void gr_write_frame_to_file(int fd); + +void flip(void) +{ + if (gRecorder != -1) + { + timespec time; + clock_gettime(CLOCK_MONOTONIC, &time); + write(gRecorder, &time, sizeof(timespec)); + gr_write_frame_to_file(gRecorder); + } + gr_flip(); +} + +void rapidxml::parse_error_handler(const char *what, void *where) +{ + fprintf(stderr, "Parser error: %s\n", what); + fprintf(stderr, " Start of string: %s\n",(char *) where); + LOGERR("Error parsing XML file.\n"); + //abort(); +} + +static void curtainSet() +{ + gr_color(0, 0, 0, 255); + gr_fill(0, 0, gr_fb_width(), gr_fb_height()); + gr_blit(gCurtain, 0, 0, gr_get_width(gCurtain), gr_get_height(gCurtain), TW_X_OFFSET, TW_Y_OFFSET); + gr_flip(); +} + +static void curtainRaise(gr_surface surface) +{ + int sy = 0; + int h = gr_get_height(gCurtain) - 1; + int w = gr_get_width(gCurtain); + int fy = 1; + + int msw = gr_get_width(surface); + int msh = gr_get_height(surface); + int CURTAIN_RATE = msh / 30; + + if (gNoAnimation == 0) + { + for (; h > 0; h -= CURTAIN_RATE, sy += CURTAIN_RATE, fy += CURTAIN_RATE) + { + gr_blit(surface, 0, 0, msw, msh, 0, 0); + gr_blit(gCurtain, 0, sy, w, h, 0, 0); + gr_flip(); + } + } + gr_blit(surface, 0, 0, msw, msh, 0, 0); + flip(); +} + +void curtainClose() +{ +#if 0 + int w = gr_get_width(gCurtain); + int h = 1; + int sy = gr_get_height(gCurtain) - 1; + int fbh = gr_fb_height(); + int CURTAIN_RATE = fbh / 30; + + if (gNoAnimation == 0) + { + for (; h < fbh; h += CURTAIN_RATE, sy -= CURTAIN_RATE) + { + gr_blit(gCurtain, 0, sy, w, h, 0, 0); + gr_flip(); + } + gr_blit(gCurtain, 0, 0, gr_get_width(gCurtain), + gr_get_height(gCurtain), 0, 0); + gr_flip(); + + if (gRecorder != -1) + close(gRecorder); + + int fade; + for (fade = 16; fade < 255; fade += CURTAIN_FADE) + { + gr_blit(gCurtain, 0, 0, gr_get_width(gCurtain), + gr_get_height(gCurtain), 0, 0); + gr_color(0, 0, 0, fade); + gr_fill(0, 0, gr_fb_width(), gr_fb_height()); + gr_flip(); + } + gr_color(0, 0, 0, 255); + gr_fill(0, 0, gr_fb_width(), gr_fb_height()); + gr_flip(); + } +#else + gr_blit(gCurtain, 0, 0, gr_get_width(gCurtain), gr_get_height(gCurtain), 0, 0); + gr_flip(); +#endif +} + +class InputHandler +{ +public: + void init() + { + // these might be read from DataManager in the future + touch_hold_ms = 500; + touch_repeat_ms = 100; + key_hold_ms = 500; + key_repeat_ms = 100; + touch_status = TS_NONE; + key_status = KS_NONE; + state = AS_NO_ACTION; + x = y = 0; + +#ifndef TW_NO_SCREEN_TIMEOUT + { + string seconds; + DataManager::GetValue("tw_screen_timeout_secs", seconds); + blankTimer.setTime(atoi(seconds.c_str())); + blankTimer.resetTimerAndUnblank(); + } +#else + LOGINFO("Skipping screen timeout: TW_NO_SCREEN_TIMEOUT is set\n"); +#endif + } + + // process input events. returns true if any event was received. + bool processInput(int timeout_ms); + + void handleDrag(); + +private: + // timeouts for touch/key hold and repeat + int touch_hold_ms; + int touch_repeat_ms; + int key_hold_ms; + int key_repeat_ms; + + enum touch_status_enum { + TS_NONE = 0, + TS_TOUCH_AND_HOLD = 1, + TS_TOUCH_REPEAT = 2, + }; + + enum key_status_enum { + KS_NONE = 0, + KS_KEY_PRESSED = 1, + KS_KEY_REPEAT = 2, + }; + + enum action_state_enum { + AS_IN_ACTION_AREA = 0, // we've touched a spot with an action + AS_NO_ACTION = 1, // we've touched in an empty area (no action) and ignore remaining events until touch release + }; + touch_status_enum touch_status; + key_status_enum key_status; + action_state_enum state; + int x, y; // x and y coordinates of last touch + struct timeval touchStart; // used to track time for long press / key repeat + + void processHoldAndRepeat(); + void process_EV_REL(input_event& ev); + void process_EV_ABS(input_event& ev); + void process_EV_KEY(input_event& ev); + + void doTouchStart(); +}; + +InputHandler input_handler; + + +bool InputHandler::processInput(int timeout_ms) +{ + input_event ev; + int ret = ev_get(&ev, timeout_ms); + + if (ret < 0) + { + // This path means that we did not get any new touch data, but + // we do not get new touch data if you press and hold on either + // the screen or on a keyboard key or mouse button + if (touch_status || key_status) + processHoldAndRepeat(); + return (ret != -2); // -2 means no more events in the queue + } + + switch (ev.type) + { + case EV_ABS: + process_EV_ABS(ev); + break; + + case EV_REL: + process_EV_REL(ev); + break; + + case EV_KEY: + process_EV_KEY(ev); + break; + } + + blankTimer.resetTimerAndUnblank(); + return true; // we got an event, so there might be more in the queue +} + +void InputHandler::processHoldAndRepeat() +{ + HardwareKeyboard *kb = PageManager::GetHardwareKeyboard(); + + // touch and key repeat section + struct timeval curTime; + gettimeofday(&curTime, NULL); + long seconds = curTime.tv_sec - touchStart.tv_sec; + long useconds = curTime.tv_usec - touchStart.tv_usec; + long mtime = ((seconds) * 1000 + useconds / 1000.0) + 0.5; + + if (touch_status == TS_TOUCH_AND_HOLD && mtime > touch_hold_ms) + { + touch_status = TS_TOUCH_REPEAT; + gettimeofday(&touchStart, NULL); + LOGEVENT("TOUCH_HOLD: %d,%d\n", x, y); + PageManager::NotifyTouch(TOUCH_HOLD, x, y); + } + else if (touch_status == TS_TOUCH_REPEAT && mtime > touch_repeat_ms) + { + LOGEVENT("TOUCH_REPEAT: %d,%d\n", x, y); + gettimeofday(&touchStart, NULL); + PageManager::NotifyTouch(TOUCH_REPEAT, x, y); + } + else if (key_status == KS_KEY_PRESSED && mtime > key_hold_ms) + { + LOGEVENT("KEY_HOLD: %d,%d\n", x, y); + gettimeofday(&touchStart, NULL); + key_status = KS_KEY_REPEAT; + kb->KeyRepeat(); + } + else if (key_status == KS_KEY_REPEAT && mtime > key_repeat_ms) + { + LOGEVENT("KEY_REPEAT: %d,%d\n", x, y); + gettimeofday(&touchStart, NULL); + kb->KeyRepeat(); + } +} + +void InputHandler::doTouchStart() +{ + LOGEVENT("TOUCH_START: %d,%d\n", x, y); + if (PageManager::NotifyTouch(TOUCH_START, x, y) > 0) + state = AS_NO_ACTION; + else + state = AS_IN_ACTION_AREA; + touch_status = TS_TOUCH_AND_HOLD; + gettimeofday(&touchStart, NULL); +} + +void InputHandler::process_EV_ABS(input_event& ev) +{ + x = ev.value >> 16; + y = ev.value & 0xFFFF; + + if (ev.code == 0) + { +#ifndef TW_USE_KEY_CODE_TOUCH_SYNC + if (state == AS_IN_ACTION_AREA) + { + LOGEVENT("TOUCH_RELEASE: %d,%d\n", x, y); + PageManager::NotifyTouch(TOUCH_RELEASE, x, y); + } + touch_status = TS_NONE; +#endif + } + else + { + if (!touch_status) + { +#ifndef TW_USE_KEY_CODE_TOUCH_SYNC + doTouchStart(); +#endif + } + else + { + if (state == AS_IN_ACTION_AREA) + { + LOGEVENT("TOUCH_DRAG: %d,%d\n", x, y); + } + } + } +} + +void InputHandler::process_EV_KEY(input_event& ev) +{ + HardwareKeyboard *kb = PageManager::GetHardwareKeyboard(); + + // Handle key-press here + LOGEVENT("TOUCH_KEY: %d\n", ev.code); + // Left mouse button is treated as a touch + if(ev.code == BTN_LEFT) + { + MouseCursor *cursor = PageManager::GetMouseCursor(); + if(ev.value == 1) + { + cursor->GetPos(x, y); + doTouchStart(); + } + else if(touch_status) + { + // Left mouse button was previously pressed and now is + // being released so send a TOUCH_RELEASE + if (state == AS_IN_ACTION_AREA) + { + cursor->GetPos(x, y); + + LOGEVENT("Mouse TOUCH_RELEASE: %d,%d\n", x, y); + PageManager::NotifyTouch(TOUCH_RELEASE, x, y); + } + touch_status = TS_NONE; + } + } + // side mouse button, often used for "back" function + else if(ev.code == BTN_SIDE) + { + if(ev.value == 1) + kb->KeyDown(KEY_BACK); + else + kb->KeyUp(KEY_BACK); + } else if (ev.value != 0) { + // This is a key press +#ifdef TW_USE_KEY_CODE_TOUCH_SYNC + if (ev.code == TW_USE_KEY_CODE_TOUCH_SYNC) { + LOGEVENT("key code %i key press == touch start %i %i\n", TW_USE_KEY_CODE_TOUCH_SYNC, x, y); + doTouchStart(); + return; + } +#endif + if (kb->KeyDown(ev.code)) { + // Key repeat is enabled for this key + key_status = KS_KEY_PRESSED; + touch_status = TS_NONE; + gettimeofday(&touchStart, NULL); + } else { + key_status = KS_NONE; + touch_status = TS_NONE; + } + } else { + // This is a key release + kb->KeyUp(ev.code); + key_status = KS_NONE; + touch_status = TS_NONE; +#ifdef TW_USE_KEY_CODE_TOUCH_SYNC + if (ev.code == TW_USE_KEY_CODE_TOUCH_SYNC) { + LOGEVENT("key code %i key release == touch release %i %i\n", TW_USE_KEY_CODE_TOUCH_SYNC, x, y); + PageManager::NotifyTouch(TOUCH_RELEASE, x, y); + } +#endif + } +} + +void InputHandler::process_EV_REL(input_event& ev) +{ + // Mouse movement + MouseCursor *cursor = PageManager::GetMouseCursor(); + LOGEVENT("EV_REL %d %d\n", ev.code, ev.value); + if(ev.code == REL_X) + cursor->Move(ev.value, 0); + else if(ev.code == REL_Y) + cursor->Move(0, ev.value); + + if(touch_status) { + cursor->GetPos(x, y); + LOGEVENT("Mouse TOUCH_DRAG: %d, %d\n", x, y); + key_status = KS_NONE; + } +} + +void InputHandler::handleDrag() +{ + // This allows us to only send one NotifyTouch event per render + // cycle to reduce overhead and perceived input latency. + static int prevx = 0, prevy = 0; // these track where the last drag notice was so that we don't send duplicate drag notices + if (touch_status && (x != prevx || y != prevy)) { + prevx = x; + prevy = y; + if (PageManager::NotifyTouch(TOUCH_DRAG, x, y) > 0) + state = AS_NO_ACTION; + else + state = AS_IN_ACTION_AREA; + } +} + +static void setup_ors_command() +{ + ors_read_fd = -1; + + unlink(ORS_INPUT_FILE); + if (mkfifo(ORS_INPUT_FILE, 06660) != 0) { + LOGINFO("Unable to mkfifo %s\n", ORS_INPUT_FILE); + return; + } + unlink(ORS_OUTPUT_FILE); + if (mkfifo(ORS_OUTPUT_FILE, 06666) != 0) { + LOGINFO("Unable to mkfifo %s\n", ORS_OUTPUT_FILE); + unlink(ORS_INPUT_FILE); + return; + } + + ors_read_fd = open(ORS_INPUT_FILE, O_RDONLY | O_NONBLOCK); + if (ors_read_fd < 0) { + LOGINFO("Unable to open %s\n", ORS_INPUT_FILE); + unlink(ORS_INPUT_FILE); + unlink(ORS_OUTPUT_FILE); + } +} + +static void ors_command_read() +{ + FILE* orsout; + char command[1024], result[512]; + int set_page_done = 0, read_ret = 0; + + if ((read_ret = read(ors_read_fd, &command, sizeof(command))) > 0) { + command[1022] = '\n'; + command[1023] = '\0'; + LOGINFO("Command '%s' received\n", command); + orsout = fopen(ORS_OUTPUT_FILE, "w"); + if (!orsout) { + close(ors_read_fd); + ors_read_fd = -1; + LOGINFO("Unable to fopen %s\n", ORS_OUTPUT_FILE); + unlink(ORS_INPUT_FILE); + unlink(ORS_OUTPUT_FILE); + return; + } + if (DataManager::GetIntValue("tw_busy") != 0) { + strcpy(result, "Failed, operation in progress\n"); + fprintf(orsout, "%s", result); + LOGINFO("Command cannot be performed, operation in progress.\n"); + } else { + if (gui_console_only() == 0) { + LOGINFO("Console started successfully\n"); + gui_set_FILE(orsout); + if (strlen(command) > 11 && strncmp(command, "runscript", 9) == 0) { + char* filename = command + 11; + if (OpenRecoveryScript::copy_script_file(filename) == 0) { + LOGERR("Unable to copy script file\n"); + } else { + OpenRecoveryScript::run_script_file(); + } + } else if (strlen(command) > 5 && strncmp(command, "get", 3) == 0) { + char* varname = command + 4; + string temp; + DataManager::GetValue(varname, temp); + gui_print("%s = %s\n", varname, temp.c_str()); + } else if (strlen(command) > 9 && strncmp(command, "decrypt", 7) == 0) { + char* pass = command + 8; + gui_print("Attempting to decrypt data partition via command line.\n"); + if (PartitionManager.Decrypt_Device(pass) == 0) { + set_page_done = 1; + } + } else if (OpenRecoveryScript::Insert_ORS_Command(command)) { + OpenRecoveryScript::run_script_file(); + } + gui_set_FILE(NULL); + gGuiConsoleTerminate.set_value(1); + } + } + fclose(orsout); + LOGINFO("Done reading ORS command from command line\n"); + if (set_page_done) { + DataManager::SetValue("tw_page_done", 1); + } else { + // The select function will return ready to read and the + // read function will return errno 19 no such device unless + // we set everything up all over again. + close(ors_read_fd); + setup_ors_command(); + } + } else { + LOGINFO("ORS command line read returned an error: %i, %i, %s\n", read_ret, errno, strerror(errno)); + } + return; +} + +// This special function will return immediately the first time, but then +// always returns 1/30th of a second (or immediately if called later) from +// the last time it was called +static void loopTimer(int input_timeout_ms) +{ + static timespec lastCall; + static int initialized = 0; + + if (!initialized) + { + clock_gettime(CLOCK_MONOTONIC, &lastCall); + initialized = 1; + return; + } + + do + { + bool got_event = input_handler.processInput(input_timeout_ms); // get inputs but don't send drag notices + timespec curTime; + clock_gettime(CLOCK_MONOTONIC, &curTime); + + timespec diff = TWFunc::timespec_diff(lastCall, curTime); + + // This is really 2 or 30 times per second + // As long as we get events, increase the timeout so we can catch up with input + long timeout = got_event ? 500000000 : 33333333; + + if (diff.tv_sec || diff.tv_nsec > timeout) + { + // int32_t input_time = TWFunc::timespec_diff_ms(lastCall, curTime); + // LOGINFO("loopTimer(): %u ms, count: %u\n", input_time, count); + + lastCall = curTime; + input_handler.handleDrag(); // send only drag notices if needed + return; + } + + // We need to sleep some period time microseconds + //unsigned int sleepTime = 33333 -(diff.tv_nsec / 1000); + //usleep(sleepTime); // removed so we can scan for input + input_timeout_ms = 0; + } while (1); +} + +static int runPages(const char *page_name, const int stop_on_page_done) +{ + DataManager::SetValue("tw_page_done", 0); + DataManager::SetValue("tw_gui_done", 0); + + if (page_name) + gui_changePage(page_name); + + // Raise the curtain + if (gCurtain != NULL) + { + gr_surface surface; + + PageManager::Render(); + gr_get_surface(&surface); + curtainRaise(surface); + gr_free_surface(surface); + } + + gGuiRunning = 1; + + DataManager::SetValue("tw_loaded", 1); + +#ifndef TW_OEM_BUILD + struct timeval timeout; + fd_set fdset; + int has_data = 0; +#endif + + int input_timeout_ms = 0; + int idle_frames = 0; + + for (;;) + { + loopTimer(input_timeout_ms); +#ifndef TW_OEM_BUILD + if (ors_read_fd > 0) { + FD_ZERO(&fdset); + FD_SET(ors_read_fd, &fdset); + timeout.tv_sec = 0; + timeout.tv_usec = 1; + has_data = select(ors_read_fd+1, &fdset, NULL, NULL, &timeout); + if (has_data > 0) { + ors_command_read(); + } + } +#endif + + if (gGuiConsoleRunning.get_value()) { + continue; + } + + if (!gForceRender.get_value()) + { + int ret = PageManager::Update(); + if (ret == 0) + ++idle_frames; + else + idle_frames = 0; + // due to possible animation objects, we need to delay activating the input timeout + input_timeout_ms = idle_frames > 15 ? 1000 : 0; + +#ifndef PRINT_RENDER_TIME + if (ret > 1) + PageManager::Render(); + + if (ret > 0) + flip(); +#else + if (ret > 1) + { + timespec start, end; + int32_t render_t, flip_t; + clock_gettime(CLOCK_MONOTONIC, &start); + PageManager::Render(); + clock_gettime(CLOCK_MONOTONIC, &end); + render_t = TWFunc::timespec_diff_ms(start, end); + + flip(); + clock_gettime(CLOCK_MONOTONIC, &start); + flip_t = TWFunc::timespec_diff_ms(end, start); + + LOGINFO("Render(): %u ms, flip(): %u ms, total: %u ms\n", render_t, flip_t, render_t+flip_t); + } + else if (ret > 0) + flip(); +#endif + } + else + { + gForceRender.set_value(0); + PageManager::Render(); + flip(); + input_timeout_ms = 0; + } + + blankTimer.checkForTimeout(); + if (stop_on_page_done && DataManager::GetIntValue("tw_page_done") != 0) + { + gui_changePage("main"); + break; + } + if (DataManager::GetIntValue("tw_gui_done") != 0) + break; + } + if (ors_read_fd > 0) + close(ors_read_fd); + ors_read_fd = -1; + gGuiRunning = 0; + return 0; +} + +int gui_forceRender(void) +{ + gForceRender.set_value(1); + return 0; +} + +int gui_changePage(std::string newPage) +{ + LOGINFO("Set page: '%s'\n", newPage.c_str()); + PageManager::ChangePage(newPage); + gForceRender.set_value(1); + return 0; +} + +int gui_changeOverlay(std::string overlay) +{ + PageManager::ChangeOverlay(overlay); + gForceRender.set_value(1); + return 0; +} + +int gui_changePackage(std::string newPackage) +{ + PageManager::SelectPackage(newPackage); + gForceRender.set_value(1); + return 0; +} + +std::string gui_parse_text(std::string str) +{ + // This function parses text for DataManager values encompassed by %value% in the XML + // and string resources (%@resource_name%) + size_t pos = 0; + + while (1) + { + size_t next = str.find('%', pos); + if (next == std::string::npos) + return str; + + size_t end = str.find('%', next + 1); + if (end == std::string::npos) + return str; + + // We have a block of data + std::string var = str.substr(next + 1, (end - next) - 1); + str.erase(next, (end - next) + 1); + + if (next + 1 == end) + str.insert(next, 1, '%'); + else + { + std::string value; + if (var.size() > 0 && var[0] == '@') { + // this is a string resource ("%@string_name%") + value = PageManager::GetResources()->FindString(var.substr(1)); + str.insert(next, value); + } + else if (DataManager::GetValue(var, value) == 0) + str.insert(next, value); + } + + pos = next + 1; + } +} + +extern "C" int gui_init(void) +{ + gr_init(); + std::string curtain_path = TWRES "images/curtain.jpg"; + gr_surface source_Surface = NULL; + + if (res_create_surface(curtain_path.c_str(), &source_Surface)) + { + printf("Unable to locate '%s'\nDid you set a TW_THEME in your config files?\n", curtain_path.c_str()); + return -1; + } + if (gr_get_width(source_Surface) != gr_fb_width() || gr_get_height(source_Surface) != gr_fb_height()) { + // We need to scale the curtain to fit the screen + float scale_w = (float)gr_fb_width() / (float)gr_get_width(source_Surface); + float scale_h = (float)gr_fb_height() / (float)gr_get_height(source_Surface); + if (res_scale_surface(source_Surface, &gCurtain, scale_w, scale_h)) { + LOGINFO("Failed to scale curtain\n"); + gCurtain = source_Surface; + } else { + LOGINFO("Scaling the curtain width %fx and height %fx\n", scale_w, scale_h); + } + } else { + gCurtain = source_Surface; + } + + curtainSet(); + + ev_init(); + return 0; +} + +extern "C" int gui_loadResources(void) +{ +#ifndef TW_OEM_BUILD + int check = 0; + DataManager::GetValue(TW_IS_ENCRYPTED, check); + + if (check) + { + if (PageManager::LoadPackage("TWRP", TWRES "ui.xml", "decrypt")) + { + LOGERR("Failed to load base packages.\n"); + goto error; + } + else + check = 1; + } + + if (check == 0 && PageManager::LoadPackage("TWRP", "/script/ui.xml", "main")) + { + std::string theme_path; + + theme_path = DataManager::GetSettingsStoragePath(); + if (!PartitionManager.Mount_Settings_Storage(false)) + { + int retry_count = 5; + while (retry_count > 0 && !PartitionManager.Mount_Settings_Storage(false)) + { + usleep(500000); + retry_count--; + } + + if (!PartitionManager.Mount_Settings_Storage(false)) + { + LOGERR("Unable to mount %s during GUI startup.\n", + theme_path.c_str()); + check = 1; + } + } + + theme_path += "/TWRP/theme/ui.zip"; + if (check || PageManager::LoadPackage("TWRP", theme_path, "main")) + { +#endif // ifndef TW_OEM_BUILD + if (PageManager::LoadPackage("TWRP", TWRES "ui.xml", "main")) + { + LOGERR("Failed to load base packages.\n"); + goto error; + } +#ifndef TW_OEM_BUILD + } + } +#endif // ifndef TW_OEM_BUILD + // Set the default package + PageManager::SelectPackage("TWRP"); + + gGuiInitialized = 1; + return 0; + +error: + LOGERR("An internal error has occurred: unable to load theme.\n"); + gGuiInitialized = 0; + return -1; +} + +extern "C" int gui_loadCustomResources(void) +{ +#ifndef TW_OEM_BUILD + if (!PartitionManager.Mount_Settings_Storage(false)) { + LOGERR("Unable to mount settings storage during GUI startup.\n"); + return -1; + } + + std::string theme_path = DataManager::GetSettingsStoragePath(); + theme_path += "/TWRP/theme/ui.zip"; + // Check for a custom theme + if (TWFunc::Path_Exists(theme_path)) { + // There is a custom theme, try to load it + if (PageManager::ReloadPackage("TWRP", theme_path)) { + // Custom theme failed to load, try to load stock theme + if (PageManager::ReloadPackage("TWRP", TWRES "ui.xml")) { + LOGERR("Failed to load base packages.\n"); + goto error; + } + } + } + // Set the default package + PageManager::SelectPackage("TWRP"); +#endif + return 0; + +error: + LOGERR("An internal error has occurred: unable to load theme.\n"); + gGuiInitialized = 0; + return -1; +} + +extern "C" int gui_start(void) +{ + return gui_startPage(NULL, 1, 0); +} + +extern "C" int gui_startPage(const char *page_name, const int allow_commands, int stop_on_page_done) +{ + if (!gGuiInitialized) + return -1; + + gGuiConsoleTerminate.set_value(1); + + while (gGuiConsoleRunning.get_value()) + usleep(10000); + + // Set the default package + PageManager::SelectPackage("TWRP"); + + input_handler.init(); +#ifndef TW_OEM_BUILD + if (allow_commands) + { + if (ors_read_fd < 0) + setup_ors_command(); + } else { + if (ors_read_fd >= 0) { + close(ors_read_fd); + ors_read_fd = -1; + } + } +#endif + return runPages(page_name, stop_on_page_done); +} + +static void * console_thread(void *cookie) +{ + PageManager::SwitchToConsole(); + + while (!gGuiConsoleTerminate.get_value()) + { + loopTimer(0); + + if (!gForceRender.get_value()) + { + int ret; + + ret = PageManager::Update(); + if (ret > 1) + PageManager::Render(); + + if (ret > 0) + flip(); + + if (ret < 0) + LOGERR("An update request has failed.\n"); + } + else + { + gForceRender.set_value(0); + PageManager::Render(); + flip(); + } + } + gGuiConsoleRunning.set_value(0); + gForceRender.set_value(1); // this will kickstart the GUI to render again + PageManager::EndConsole(); + LOGINFO("Console stopping\n"); + return NULL; +} + +extern "C" int gui_console_only(void) +{ + if (!gGuiInitialized) + return -1; + + gGuiConsoleTerminate.set_value(0); + + if (gGuiConsoleRunning.get_value()) + return 0; + + gGuiConsoleRunning.set_value(1); + + // Start by spinning off an input handler. + pthread_t t; + pthread_create(&t, NULL, console_thread, NULL); + + return 0; +} + +extern "C" void set_scale_values(float w, float h) +{ + scale_theme_w = w; + scale_theme_h = h; +} + +extern "C" int scale_theme_x(int initial_x) +{ + if (scale_theme_w != 1) { + int scaled = (float)initial_x * scale_theme_w; + if (scaled == 0 && initial_x > 0) + return 1; + return scaled; + } + return initial_x; +} + +extern "C" int scale_theme_y(int initial_y) +{ + if (scale_theme_h != 1) { + int scaled = (float)initial_y * scale_theme_h; + if (scaled == 0 && initial_y > 0) + return 1; + return scaled; + } + return initial_y; +} + +extern "C" int scale_theme_min(int initial_value) +{ + if (scale_theme_w != 1 || scale_theme_h != 1) { + if (scale_theme_w < scale_theme_h) + return scale_theme_x(initial_value); + else + return scale_theme_y(initial_value); + } + return initial_value; +} + +extern "C" float get_scale_w() +{ + return scale_theme_w; +} + +extern "C" float get_scale_h() +{ + return scale_theme_h; +} |