Mirrors_UI_SDK/lvgl
1
0
Fork 0
mirror of https://github.com/lvgl/lvgl.git synced 2026-05-26 19:15:38 +08:00
Code Issues Actions 25 Packages Projects Releases Wiki Activity

fix(grid): fix segfault when row/column screen descriptor is missing (#9790)

Browse Source
This commit is contained in:
Gabor Kiss-Vamosi
2026-03-21 06:53:54 +01:00
committed by GitHub
parent f9c059715d
commit 0bf96cba10
2 changed files with 119 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files
tests/src/test_cases/test_grid.c
+55
View File
@@ -122,4 +122,59 @@ void test_grid_rtl(void)
TEST_ASSERT_EQUAL_SCREENSHOT("grid_rtl.png");
}
void test_grid_no_crash_on_invalid_settings(void)
{
/*Should't crash because of these*/
/*No col/row descriptors on screen*/
lv_obj_t * scr = lv_obj_create(NULL);
lv_screen_load(scr);
lv_obj_set_style_layout(scr, LV_LAYOUT_GRID, 0);
lv_refr_now(NULL);
/*No col/row descriptors on a widget*/
lv_obj_t * cont = lv_obj_create(scr);
lv_obj_set_style_layout(cont, LV_LAYOUT_GRID, 0);
lv_refr_now(NULL);
/*Set a cell without having row/col descriptor on the parent*/
lv_obj_set_grid_cell(cont, LV_GRID_ALIGN_CENTER, 0, 1, LV_GRID_ALIGN_CENTER, 0, 1);
lv_refr_now(NULL);
/*Add grid descriptors*/
const int32_t col_dsc[] = {LV_GRID_FR(1), LV_GRID_FR(1), LV_GRID_FR(1), LV_GRID_FR(1), LV_GRID_TEMPLATE_LAST};
const int32_t row_dsc[] = {LV_GRID_FR(1), LV_GRID_FR(1), LV_GRID_TEMPLATE_LAST};
lv_obj_set_grid_dsc_array(cont, col_dsc, row_dsc);
lv_refr_now(NULL);
lv_obj_t * label = lv_label_create(cont);
/*Zero span*/
lv_obj_set_grid_cell(label, LV_GRID_ALIGN_CENTER, 0, 0, LV_GRID_ALIGN_CENTER, 0, 0);
lv_refr_now(NULL);
/*Too large span*/
lv_obj_set_grid_cell(label, LV_GRID_ALIGN_CENTER, 0, 20, LV_GRID_ALIGN_CENTER, 0, 30);
lv_refr_now(NULL);
/*Negative span*/
lv_obj_set_grid_cell(label, LV_GRID_ALIGN_CENTER, 0, -50, LV_GRID_ALIGN_CENTER, 0, -20);
lv_refr_now(NULL);
/*Too large position*/
lv_obj_set_grid_cell(label, LV_GRID_ALIGN_CENTER, 30, 1, LV_GRID_ALIGN_CENTER, 20, 1);
lv_refr_now(NULL);
/*Negative position*/
lv_obj_set_grid_cell(label, LV_GRID_ALIGN_CENTER, -100, 1, LV_GRID_ALIGN_CENTER, -20, 1);
lv_refr_now(NULL);
/*Valid settings*/
lv_obj_set_grid_cell(label, LV_GRID_ALIGN_CENTER, 1, 2, LV_GRID_ALIGN_CENTER, 0, 1);
lv_refr_now(NULL);
TEST_PASS();
}
#endif