Frequman widget gets a non owning reference to the database instead of copying (#1175)

-Get rid of -Weffc++ pointer member warnings by restricting copy of FreqManUIList
-Add null checks
-Remove unused macro
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E.T 2023-06-21 12:05:07 +02:00 committed by GitHub
parent 909f37f89b
commit e1c519d71e
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3 changed files with 17 additions and 15 deletions

View File

@ -32,11 +32,11 @@
#include "string_format.hpp"
#include "ui_widget.hpp"
#define FREQMAN_DESC_MAX_LEN 24 // This is the number of characters that can be drawn in front of "R: TEXT..." before taking a full screen line
#define FREQMAN_MAX_PER_FILE 60 // Maximum of entries we can read. This is a hardware limit
// It was tested and lowered to leave a bit of space to the caller
#define FREQMAN_MAX_PER_FILE_STR "60" // STRING OF FREQMAN_MAX_PER_FILE
#define FREQMAN_READ_BUF_SIZE 96 // max freqman line size including desc is 90, +6 for a bit of space
#define FREQMAN_DESC_MAX_LEN 24 // This is the number of characters that can be drawn in front of "R: TEXT..." before taking a full screen line
#define FREQMAN_MAX_PER_FILE 100 // Maximum of entries we can read. This is a hardware limit
// It was tested and lowered to leave a bit of space to the caller
#define FREQMAN_READ_BUF_SIZE 96 // max freqman line size including desc is 90, +6 for a bit of space
using namespace ui;
using namespace std;
@ -52,7 +52,7 @@ enum freqman_error {
ERROR_DUPLICATE
};
enum freqman_entry_type {
enum freqman_entry_type : uint8_t {
SINGLE = 0, // f=
RANGE, // a=,b=
HAMRADIO, // r=,t=

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@ -36,7 +36,7 @@ FreqManUIList::FreqManUIList(
}
void FreqManUIList::set_highlighted_index(int index) {
if ((unsigned)(current_index + index) >= freqlist_db.size())
if (freqlist_db == nullptr || (unsigned)(current_index + index) >= freqlist_db->size())
return;
if (index < 0) {
index = 0;
@ -45,10 +45,10 @@ void FreqManUIList::set_highlighted_index(int index) {
}
if (index >= freqlist_nb_lines) {
index = freqlist_nb_lines - 1;
if ((unsigned)(current_index + index) < freqlist_db.size())
if ((unsigned)(current_index + index) < freqlist_db->size())
current_index++;
else
current_index = freqlist_db.size() - freqlist_nb_lines - 1;
current_index = freqlist_db->size() - freqlist_nb_lines - 1;
}
highlighted_index = index;
}
@ -66,17 +66,17 @@ void FreqManUIList::paint(Painter& painter) {
r_widget_screen,
Color::black());
// only return after clearing the screen so previous entries are not shown anymore
if (freqlist_db.size() == 0)
if (freqlist_db == nullptr || freqlist_db->size() == 0)
return;
// coloration if file is too big
auto text_color = &Styles::white;
if (freqlist_db.size() > FREQMAN_MAX_PER_FILE)
if (freqlist_db->size() > FREQMAN_MAX_PER_FILE)
text_color = &Styles::yellow;
uint8_t nb_lines = 0;
for (uint8_t it = current_index; it < freqlist_db.size(); it++) {
for (uint8_t it = current_index; it < freqlist_db->size(); it++) {
uint8_t line_height = (int)nb_lines * char_height;
if (line_height < (r.height() - char_height)) { // line is within the widget
std::string description = freqman_item_string(freqlist_db[it], 30);
std::string description = freqman_item_string(freqlist_db->at(it), 30);
if (nb_lines == highlighted_index) {
const Rect r_highlighted_freq{0, r.location().y() + (int)nb_lines * char_height, 240, char_height};
painter.fill_rectangle(
@ -107,7 +107,7 @@ void FreqManUIList::paint(Painter& painter) {
}
void FreqManUIList::set_db(freqman_db& db) {
freqlist_db = db;
freqlist_db = &db;
if (db.size() == 0) {
current_index = 0;
highlighted_index = 0;

View File

@ -49,6 +49,8 @@ class FreqManUIList : public Widget {
FreqManUIList()
: FreqManUIList{{}, {}} {
}
FreqManUIList(const FreqManUIList& other) = delete;
FreqManUIList& operator=(const FreqManUIList& other) = delete;
void paint(Painter& painter) override;
void on_focus() override;
@ -64,7 +66,7 @@ class FreqManUIList : public Widget {
private:
static constexpr int8_t char_height = 16;
bool instant_exec_{false};
freqman_db freqlist_db{};
freqman_db* freqlist_db{nullptr};
int current_index{0};
int highlighted_index{0};
int freqlist_nb_lines{0};