libs/bfile: add a simple BFile listing test

CMakeLists.txt

@@ -37,6 +37,7 @@ set(SOURCES
   src/gint/tlb.c
   src/gint/topti.c
   src/gint/usb.c
+  src/libs/bfile.c
   src/libs/justui.c
   src/libs/libimg.c
   src/libs/memory.c
@@ -82,6 +83,7 @@ set(ASSETS_fx
   assets-fx/img/opt_gint_timers.png
   assets-fx/img/opt_gint_tlb.png
   assets-fx/img/opt_gint_usb.png
+  assets-fx/img/opt_libs_bfile.png
   assets-fx/img/opt_libs_jui.png
   assets-fx/img/opt_main.png
   assets-fx/img/opt_mem.png

include/gintctl/assets.h

@@ -36,6 +36,7 @@ extern bopti_image_t
 	img_opt_gint_timers,
 	img_opt_gint_tlb,
 	img_opt_gint_usb,
+	img_opt_libs_bfile,
 	img_opt_libs_jui,
 	img_opt_main,
 	img_opt_mem,

include/gintctl/libs.h

@@ -23,4 +23,7 @@ void gintctl_libs_libimg(void);
 /* gintctl_libs_justui(): Just User Interfaces */
 void gintctl_libs_justui(void);
 
+/* gintctl_libs_bfile(): BFile filesystem */
+void gintctl_libs_bfile(void);
+
 #endif /* GINTCTL_LIBS */

src/gintctl.c

@@ -83,6 +83,8 @@ struct menu menu_libs = {
 		gintctl_libs_libimg, 0 },
 	{ "JustUI widgets",
 		gintctl_libs_justui, 0 },
+	{ "BFile filesystem",
+		gintctl_libs_bfile, 0 },
 	{ NULL, NULL, 0 },
 }};
 

src/libs/bfile.c

@@ -0,0 +1,94 @@
+#include <gint/gint.h>
+#include <gint/bfile.h>
+#include <gint/display.h>
+#include <gint/keyboard.h>
+#include <gint/std/stdio.h>
+
+#include <gintctl/libs.h>
+#include <gintctl/util.h>
+#include <gintctl/assets.h>
+
+#include <gintctl/widgets/gscreen.h>
+#include <gintctl/widgets/gtable.h>
+
+/* Names and file informations (allocated on the stack) */
+static uint16_t (*test_names)[32][32];
+static struct BFile_FileInfo *test_infos;
+
+int explore_folder(uint16_t const *search, uint16_t names[32][32],
+	struct BFile_FileInfo infos[32])
+{
+	/* Search descriptor */
+	int sd = 0;
+	/* Number of files found */
+	int found = 0;
+
+	int rc = BFile_FindFirst(search, &sd, names[found], &infos[found]);
+	if(rc < 0) return 0;
+
+	while(rc >= 0 && found < 32) {
+		found++;
+		rc = BFile_FindNext(sd, names[found], &infos[found]);
+	}
+
+	BFile_FindClose(sd);
+	return found;
+}
+
+static void table_gen(gtable *t, int row)
+{
+	char c1[48]={0}, c2[16];
+
+	for(int i = 0; i < 32 && (*test_names)[row][i]; i++)
+		c1[i] = (*test_names)[row][i];
+
+	sprintf(c2, "%d", test_infos[row].file_size);
+	gtable_provide(t, c1, c2);
+}
+
+void gintctl_libs_bfile(void)
+{
+	/* Data for 32 files, each with 32 characters in the name */
+	uint16_t names[32][32];
+	struct BFile_FileInfo infos[32];
+
+	test_names = &names;
+	test_infos = infos;
+
+	gtable *table = gtable_create(2, table_gen, NULL, NULL);
+	gtable_set_rows(table, 0);
+	gtable_set_column_titles(table, "Name", "Size");
+	gtable_set_column_sizes(table, 3, 1);
+	gtable_set_font(table, _(&font_mini, dfont_default()));
+	jwidget_set_margin(table, 0, 2, 1, 2);
+
+	gscreen *scr = gscreen_create2("BFile filesystem", &img_opt_libs_bfile,
+		"BFile access to storage memory", "@LIST;;;;;");
+	gscreen_add_tabs(scr, table, table);
+	jscene_set_focused_widget(scr->scene, table);
+
+	int key = 0;
+	while(key != KEY_EXIT) {
+		jevent e = jscene_run(scr->scene);
+
+		if(e.type == JSCENE_PAINT) {
+			dclear(C_WHITE);
+			jscene_render(scr->scene);
+			dupdate();
+		}
+
+		key = 0;
+		if(e.type == JSCENE_KEY && e.key.type == KEYEV_DOWN)
+			key = e.key.key;
+
+		if(key == KEY_F1) {
+			int rows = gint_world_switch(GINT_CALL(explore_folder,
+				u"\\\\fls0\\*", (void *)names, (void *)infos));
+			gtable_set_rows(table, rows);
+		}
+	}
+
+	test_names = NULL;
+	test_infos = NULL;
+	gscreen_destroy(scr);
+}