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-rw-r--r--screen_ui.cpp146
-rw-r--r--screen_ui.h7
2 files changed, 88 insertions, 65 deletions
diff --git a/screen_ui.cpp b/screen_ui.cpp
index b62417f5f..1e42ee7b4 100644
--- a/screen_ui.cpp
+++ b/screen_ui.cpp
@@ -28,6 +28,8 @@
#include <time.h>
#include <unistd.h>
+#include <vector>
+
#include "common.h"
#include "device.h"
#include "minui/minui.h"
@@ -203,6 +205,13 @@ void ScreenRecoveryUI::SetColor(UIElement e) {
}
}
+void ScreenRecoveryUI::DrawHorizontalRule(int* y) {
+ SetColor(MENU);
+ *y += 4;
+ gr_fill(0, *y, gr_fb_width(), *y + 2);
+ *y += 8;
+}
+
// Redraw everything on the screen. Does not flip pages.
// Should only be called with updateMutex locked.
void ScreenRecoveryUI::draw_screen_locked() {
@@ -214,12 +223,11 @@ void ScreenRecoveryUI::draw_screen_locked() {
gr_clear();
int y = 0;
- int i = 0;
if (show_menu) {
SetColor(HEADER);
- for (; i < menu_top + menu_items; ++i) {
- if (i == menu_top) SetColor(MENU);
+ for (int i = 0; i < menu_top + menu_items; ++i) {
+ if (i == menu_top) DrawHorizontalRule(&y);
if (i == menu_top + menu_sel) {
// draw the highlight bar
@@ -234,11 +242,8 @@ void ScreenRecoveryUI::draw_screen_locked() {
}
y += char_height+4;
}
- SetColor(MENU);
- y += 4;
- gr_fill(0, y, gr_fb_width(), y+2);
- y += 4;
- ++i;
+
+ DrawHorizontalRule(&y);
}
SetColor(LOG);
@@ -249,7 +254,7 @@ void ScreenRecoveryUI::draw_screen_locked() {
int row = (text_top+text_rows-1) % text_rows;
size_t count = 0;
for (int ty = gr_fb_height() - char_height;
- ty > y+2 && count < text_rows;
+ ty >= y && count < text_rows;
ty -= char_height, ++count) {
gr_text(0, ty, text[row], 0);
--row;
@@ -495,72 +500,85 @@ void ScreenRecoveryUI::Print(const char *fmt, ...) {
pthread_mutex_unlock(&updateMutex);
}
-// TODO: replace this with something not line-based so we can wrap correctly without getting
-// confused about what line we're on.
-void ScreenRecoveryUI::print_no_update(const char* s) {
+void ScreenRecoveryUI::PutChar(char ch) {
pthread_mutex_lock(&updateMutex);
- if (text_rows > 0 && text_cols > 0) {
- for (const char* ptr = s; *ptr != '\0'; ++ptr) {
- if (*ptr == '\n' || text_col >= text_cols) {
- text[text_row][text_col] = '\0';
- text_col = 0;
- text_row = (text_row + 1) % text_rows;
- if (text_row == text_top) text_top = (text_top + 1) % text_rows;
- }
- if (*ptr != '\n') text[text_row][text_col++] = *ptr;
- }
- text[text_row][text_col] = '\0';
+ if (ch != '\n') text[text_row][text_col++] = ch;
+ if (ch == '\n' || text_col >= text_cols) {
+ text_col = 0;
+ ++text_row;
}
pthread_mutex_unlock(&updateMutex);
}
-void ScreenRecoveryUI::ShowFile(const char* filename) {
- FILE* fp = fopen_path(filename, "re");
- if (fp == nullptr) {
- Print(" Unable to open %s: %s\n", filename, strerror(errno));
- return;
+void ScreenRecoveryUI::ClearText() {
+ pthread_mutex_lock(&updateMutex);
+ text_col = 0;
+ text_row = 0;
+ text_top = 1;
+ for (size_t i = 0; i < text_rows; ++i) {
+ memset(text[i], 0, text_cols + 1);
}
+ pthread_mutex_unlock(&updateMutex);
+}
- char line[1024];
- int ct = 0;
- int key = 0;
- while (fgets(line, sizeof(line), fp) != nullptr) {
- print_no_update(line);
- ct++;
- if (ct % text_rows == 0) {
- Redraw();
+void ScreenRecoveryUI::ShowFile(FILE* fp) {
+ std::vector<long> offsets;
+ offsets.push_back(ftell(fp));
+ ClearText();
- // give the user time to glance at the entries
- key = WaitKey();
+ struct stat sb;
+ fstat(fileno(fp), &sb);
- if (key == KEY_POWER) {
- break;
- } else if (key == KEY_VOLUMEUP) {
- // Go back by seeking to the beginning and dumping ct - n
- // lines. It's ugly, but this way we don't need to store
- // the previous offsets. The files we're dumping here aren't
- // expected to be very large.
- ct -= 2 * text_rows;
- if (ct < 0) {
- ct = 0;
- }
- fseek(fp, 0, SEEK_SET);
- for (int i = 0; i < ct; i++) {
- fgets(line, sizeof(line), fp);
+ bool show_prompt = false;
+ while (true) {
+ if (show_prompt) {
+ Print("--(%d%% of %d bytes)--",
+ static_cast<int>(100 * (double(ftell(fp)) / double(sb.st_size))),
+ static_cast<int>(sb.st_size));
+ Redraw();
+ while (show_prompt) {
+ show_prompt = false;
+ int key = WaitKey();
+ if (key == KEY_POWER) {
+ return;
+ } else if (key == KEY_UP || key == KEY_VOLUMEUP) {
+ if (offsets.size() <= 1) {
+ show_prompt = true;
+ } else {
+ offsets.pop_back();
+ fseek(fp, offsets.back(), SEEK_SET);
+ }
+ } else {
+ if (feof(fp)) {
+ return;
+ }
+ offsets.push_back(ftell(fp));
}
- Print("^^^^^^^^^^\n");
- } else {
- // Next page.
+ }
+ ClearText();
+ }
+
+ int ch = getc(fp);
+ if (ch == EOF) {
+ text_row = text_top = text_rows - 2;
+ show_prompt = true;
+ } else {
+ PutChar(ch);
+ if (text_col == 0 && text_row >= text_rows - 2) {
+ text_top = text_row;
+ show_prompt = true;
}
}
}
+}
- // If the user didn't abort, then give the user time to glance at
- // the end of the log, sorry, no rewind here
- if (key != KEY_POWER) {
- Print("\n--END-- (press any key)\n");
- WaitKey();
+void ScreenRecoveryUI::ShowFile(const char* filename) {
+ FILE* fp = fopen_path(filename, "re");
+ if (fp == nullptr) {
+ Print(" Unable to open %s: %s\n", filename, strerror(errno));
+ return;
}
+ ShowFile(fp);
fclose(fp);
}
@@ -581,7 +599,7 @@ void ScreenRecoveryUI::StartMenu(const char* const * headers, const char* const
menu[i][text_cols-1] = '\0';
}
menu_items = i - menu_top;
- show_menu = 1;
+ show_menu = true;
menu_sel = initial_selection;
update_screen_locked();
}
@@ -590,7 +608,7 @@ void ScreenRecoveryUI::StartMenu(const char* const * headers, const char* const
int ScreenRecoveryUI::SelectMenu(int sel) {
pthread_mutex_lock(&updateMutex);
- if (show_menu > 0) {
+ if (show_menu) {
int old_sel = menu_sel;
menu_sel = sel;
@@ -607,8 +625,8 @@ int ScreenRecoveryUI::SelectMenu(int sel) {
void ScreenRecoveryUI::EndMenu() {
pthread_mutex_lock(&updateMutex);
- if (show_menu > 0 && text_rows > 0 && text_cols > 0) {
- show_menu = 0;
+ if (show_menu && text_rows > 0 && text_cols > 0) {
+ show_menu = false;
update_screen_locked();
}
pthread_mutex_unlock(&updateMutex);
diff --git a/screen_ui.h b/screen_ui.h
index ea1a95be1..590e5c8e6 100644
--- a/screen_ui.h
+++ b/screen_ui.h
@@ -18,6 +18,7 @@
#define RECOVERY_SCREEN_UI_H
#include <pthread.h>
+#include <stdio.h>
#include "ui.h"
#include "minui/minui.h"
@@ -114,7 +115,11 @@ class ScreenRecoveryUI : public RecoveryUI {
static void* progress_thread(void* cookie);
void progress_loop();
- void print_no_update(const char*);
+ void ShowFile(FILE*);
+ void PutChar(char);
+ void ClearText();
+
+ void DrawHorizontalRule(int* y);
void LoadBitmap(const char* filename, gr_surface* surface);
void LoadBitmapArray(const char* filename, int* frames, gr_surface** surface);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 03:17:03 +0100