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-rw-r--r--screen_ui.cpp35
-rw-r--r--screen_ui.h11
-rw-r--r--tests/unit/screen_ui_test.cpp28
-rw-r--r--wear_ui.cpp3
4 files changed, 29 insertions, 48 deletions
diff --git a/screen_ui.cpp b/screen_ui.cpp
index d3f373eae..56ca48ea8 100644
--- a/screen_ui.cpp
+++ b/screen_ui.cpp
@@ -52,14 +52,23 @@ static double now() {
return tv.tv_sec + tv.tv_usec / 1000000.0;
}
-Menu::Menu(bool scrollable, size_t max_items, size_t max_length)
+Menu::Menu(bool scrollable, size_t max_items, size_t max_length, const char* const* headers,
+ const char* const* items, int initial_selection)
: scrollable_(scrollable),
max_display_items_(max_items),
max_item_length_(max_length),
- text_headers_(nullptr),
+ text_headers_(headers),
menu_start_(0),
- selection_(0) {
+ selection_(initial_selection) {
CHECK_LE(max_items, static_cast<size_t>(std::numeric_limits<int>::max()));
+
+ // It's fine to have more entries than text_rows_ if scrollable menu is supported.
+ size_t max_items_count = scrollable_ ? std::numeric_limits<int>::max() : max_display_items_;
+ for (size_t i = 0; i < max_items_count && items[i] != nullptr; ++i) {
+ text_items_.emplace_back(items[i], strnlen(items[i], max_item_length_));
+ }
+
+ CHECK(!text_items_.empty());
}
const char* const* Menu::text_headers() const {
@@ -85,7 +94,7 @@ size_t Menu::ItemsCount() const {
}
bool Menu::ItemsOverflow(std::string* cur_selection_str) const {
- if (!scrollable_ || static_cast<size_t>(ItemsCount()) <= max_display_items_) {
+ if (!scrollable_ || ItemsCount() <= max_display_items_) {
return false;
}
@@ -94,19 +103,6 @@ bool Menu::ItemsOverflow(std::string* cur_selection_str) const {
return true;
}
-void Menu::Start(const char* const* headers, const char* const* items, int initial_selection) {
- text_headers_ = headers;
-
- // It's fine to have more entries than text_rows_ if scrollable menu is supported.
- size_t max_items_count = scrollable_ ? std::numeric_limits<int>::max() : max_display_items_;
- for (size_t i = 0; i < max_items_count && items[i] != nullptr; ++i) {
- text_items_.emplace_back(items[i], strnlen(items[i], max_item_length_));
- }
-
- CHECK(!text_items_.empty());
- selection_ = initial_selection;
-}
-
// TODO(xunchang) modify the function parameters to button up & down.
int Menu::Select(int sel) {
CHECK_LE(ItemsCount(), static_cast<size_t>(std::numeric_limits<int>::max()));
@@ -987,9 +983,8 @@ void ScreenRecoveryUI::StartMenu(const char* const* headers, const char* const*
int initial_selection) {
pthread_mutex_lock(&updateMutex);
if (text_rows_ > 0 && text_cols_ > 1) {
- menu_ = std::make_unique<Menu>(scrollable_menu_, text_rows_, text_cols_ - 1);
- menu_->Start(headers, items, initial_selection);
-
+ menu_ = std::make_unique<Menu>(scrollable_menu_, text_rows_, text_cols_ - 1, headers, items,
+ initial_selection);
update_screen_locked();
}
pthread_mutex_unlock(&updateMutex);
diff --git a/screen_ui.h b/screen_ui.h
index b0cbbdb90..3b309fb13 100644
--- a/screen_ui.h
+++ b/screen_ui.h
@@ -33,7 +33,10 @@ struct GRSurface;
// This class maintains the menu selection and display of the screen ui.
class Menu {
public:
- Menu(bool scrollable, size_t max_items, size_t max_length);
+ // Constructs a Menu instance with the given |headers|, |items| and properties. Sets the initial
+ // selection to |initial_selection|.
+ Menu(bool scrollable, size_t max_items, size_t max_length, const char* const* headers,
+ const char* const* items, int initial_selection);
bool scrollable() const {
return scrollable_;
@@ -45,8 +48,10 @@ class Menu {
// Returns count of menu items.
size_t ItemsCount() const;
+
// Returns the index of the first menu item.
size_t MenuStart() const;
+
// Returns the index of the last menu item + 1.
size_t MenuEnd() const;
@@ -68,10 +73,6 @@ class Menu {
// |cur_selection_str| if the items exceed the screen limit.
bool ItemsOverflow(std::string* cur_selection_str) const;
- // Starts the menu with |headers| and |items| in text. Sets the default selection to
- // |initial_selection|.
- void Start(const char* const* headers, const char* const* items, int initial_selection);
-
// Sets the current selection to |sel|. Handle the overflow cases depending on if the menu is
// scrollable.
int Select(int sel);
diff --git a/tests/unit/screen_ui_test.cpp b/tests/unit/screen_ui_test.cpp
index be6799f2e..9c123e863 100644
--- a/tests/unit/screen_ui_test.cpp
+++ b/tests/unit/screen_ui_test.cpp
@@ -24,10 +24,8 @@ constexpr const char* HEADER[] = { "header", nullptr };
constexpr const char* ITEMS[] = { "items1", "items2", "items3", "items4", "1234567890", nullptr };
TEST(ScreenUITest, StartPhoneMenuSmoke) {
- Menu menu(false, 10, 20);
+ Menu menu(false, 10, 20, HEADER, ITEMS, 0);
ASSERT_FALSE(menu.scrollable());
-
- menu.Start(HEADER, ITEMS, 0);
ASSERT_EQ(HEADER[0], menu.text_headers()[0]);
ASSERT_EQ(5u, menu.ItemsCount());
@@ -41,10 +39,8 @@ TEST(ScreenUITest, StartPhoneMenuSmoke) {
}
TEST(ScreenUITest, StartWearMenuSmoke) {
- Menu menu(true, 10, 8);
+ Menu menu(true, 10, 8, HEADER, ITEMS, 1);
ASSERT_TRUE(menu.scrollable());
-
- menu.Start(HEADER, ITEMS, 1);
ASSERT_EQ(HEADER[0], menu.text_headers()[0]);
ASSERT_EQ(5u, menu.ItemsCount());
@@ -59,10 +55,8 @@ TEST(ScreenUITest, StartWearMenuSmoke) {
}
TEST(ScreenUITest, StartPhoneMenuItemsOverflow) {
- Menu menu(false, 1, 20);
+ Menu menu(false, 1, 20, HEADER, ITEMS, 0);
ASSERT_FALSE(menu.scrollable());
-
- menu.Start(HEADER, ITEMS, 0);
ASSERT_EQ(1u, menu.ItemsCount());
std::string message;
@@ -76,10 +70,8 @@ TEST(ScreenUITest, StartPhoneMenuItemsOverflow) {
}
TEST(ScreenUITest, StartWearMenuItemsOverflow) {
- Menu menu(true, 1, 20);
+ Menu menu(true, 1, 20, HEADER, ITEMS, 0);
ASSERT_TRUE(menu.scrollable());
-
- menu.Start(HEADER, ITEMS, 0);
ASSERT_EQ(5u, menu.ItemsCount());
std::string message;
@@ -95,10 +87,8 @@ TEST(ScreenUITest, StartWearMenuItemsOverflow) {
}
TEST(ScreenUITest, PhoneMenuSelectSmoke) {
- Menu menu(false, 10, 20);
-
int sel = 0;
- menu.Start(HEADER, ITEMS, sel);
+ Menu menu(false, 10, 20, HEADER, ITEMS, sel);
// Mimic down button 10 times (2 * items size)
for (int i = 0; i < 10; i++) {
sel = menu.Select(++sel);
@@ -126,10 +116,8 @@ TEST(ScreenUITest, PhoneMenuSelectSmoke) {
}
TEST(ScreenUITest, WearMenuSelectSmoke) {
- Menu menu(true, 10, 20);
-
int sel = 0;
- menu.Start(HEADER, ITEMS, sel);
+ Menu menu(true, 10, 20, HEADER, ITEMS, sel);
// Mimic pressing down button 10 times (2 * items size)
for (int i = 0; i < 10; i++) {
sel = menu.Select(++sel);
@@ -157,10 +145,8 @@ TEST(ScreenUITest, WearMenuSelectSmoke) {
}
TEST(ScreenUITest, WearMenuSelectItemsOverflow) {
- Menu menu(true, 3, 20);
-
int sel = 1;
- menu.Start(HEADER, ITEMS, sel);
+ Menu menu(true, 3, 20, HEADER, ITEMS, sel);
ASSERT_EQ(5u, menu.ItemsCount());
// Scroll the menu to the end, and check the start & end of menu.
diff --git a/wear_ui.cpp b/wear_ui.cpp
index e4473ba5c..d21f83542 100644
--- a/wear_ui.cpp
+++ b/wear_ui.cpp
@@ -93,8 +93,7 @@ void WearRecoveryUI::StartMenu(const char* const* headers, const char* const* it
pthread_mutex_lock(&updateMutex);
if (text_rows_ > 0 && text_cols_ > 0) {
menu_ = std::make_unique<Menu>(scrollable_menu_, text_rows_ - kMenuUnusableRows - 1,
- text_cols_ - 1);
- menu_->Start(headers, items, initial_selection);
+ text_cols_ - 1, headers, items, initial_selection);
update_screen_locked();
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-03 16:24:14 +0100