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Implement a basic DMCP file selector

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This makes it possible to test and debug the state load/save code on the
simulator.

Signed-off-by: Christophe de Dinechin <christophe@dinechin.org>
This commit is contained in:
Christophe de Dinechin 2023-06-23 20:26:34 +02:00
parent f13cd0c6dc
commit a6110717be
2 changed files with 95 additions and 7 deletions
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98
sim/dmcp.cpp
View file

@ -41,6 +41,9 @@
#include <sys/time.h>
#include <target.h>
#include <QDir>
#include <iostream>
#pragma GCC diagnostic ignored "-Wunused-parameter"
RECORDER(dmcp, 64, "DMCP system calls");
@ -116,7 +119,7 @@ void draw_power_off_image(int allow_errors)
int handle_menu(const smenu_t * menu_id, int action, int cur_line)
{
int menu_line = 0;
uint menu_line = 0;
bool done = false;
while (!done)
@ -132,7 +135,7 @@ int handle_menu(const smenu_t * menu_id, int action, int cur_line)
while (menu_id->items[count])
count++;
for (uint8_t i = 0; i < count; i++)
for (uint i = 0; i < count; i++)
{
uint8_t mid = menu_id->items[i];
cstring label = menu_line_str_app(mid, buf, sizeof(buf));
@ -757,10 +760,95 @@ void wait_for_key_release(int tout)
sys_sleep();
}
int file_selection_screen(const char * title, const char * base_dir, const char * ext, file_sel_fn_t sel_fn,
int disp_new, int overwrite_check, void * data)
int file_selection_screen(const char *title,
const char *base_dir,
const char *ext,
file_sel_fn_t sel_fn,
int disp_new,
int overwrite_check,
void *data)
{
record(dmcp, "file_selection_screen not imlemented");
uint menu_line = 0;
bool done = false;
// Make things relative to the working directory
if (*base_dir == '/' || *base_dir == '\\')
base_dir++;
QDir dir(base_dir, QString("*") + QString(ext));
QStringList fileList = dir.entryList();
while (!done)
{
t24->xoffs = 0;
lcd_writeClr(t24);
lcd_writeClr(t20);
lcd_clear_buf();
lcd_putsR(t20, title);
uint files = fileList.length();
uint count = files + disp_new != 0;
for (uint8_t i = 0; i < count; i++)
{
cstring label = "";
if (i < files)
label = fileList[i].toStdString().c_str();
else
label = "<New File>";
t24->inv = i == menu_line;
lcd_printAt(t24, i+1, "%s", label);
}
lcd_refresh();
bool redraw = false;
while (!redraw)
{
while (key_empty())
sys_sleep();
int key = key_pop();
switch (key)
{
case KEY_UP:
if (menu_line > 0)
{
menu_line--;
redraw = true;
}
break;
case KEY_DOWN:
if (menu_line + 1 < count)
{
menu_line++;
redraw = true;
}
break;
case KEY_EXIT:
redraw = true;
done = true;
break;
case KEY_ENTER:
{
QString name = menu_line < files
? fileList[menu_line]
: QString("new") + QString(ext);
QString path = dir.filePath(name);
std::cout << "Path=" << path.toStdString()
<< ", AbsPath=" << dir.absolutePath().toStdString()
<< ", Name=" << name.toStdString() << "\n";
sel_fn(path.toStdString().c_str(),
name.toStdString().c_str(),
data);
redraw = true;
break;
}
}
}
}
return 0;
}

4
src/dm42/sysmenu.cc
View file

@ -417,9 +417,9 @@ static int state_load_callback(cstring path, cstring name, void *merge)
if (!danger_will_robinson("Loading DB48X state",
"You are about to erase the current",
"calculator state to replace it with"
"calculator state to replace it with",
"a new one",
""
"",
"WARNING: Current state will be lost"))
return 0;