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jfileselect: improve behavior for empty listings

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Lephenixnoir 2024-01-04 19:22:45 +01:00
parent d9c18117c5
commit 4c44b3e413
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GPG key ID: 1BBA026E13FC0495
1 changed files with 9 additions and 4 deletions
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13
src/jfileselect.c
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@ -226,7 +226,7 @@ static bool load_folder_switch(jfileselect *fs, char *path)
/* Allocate memory for the fileinfo structures */ /* Allocate memory for the fileinfo structures */
struct fileinfo *finfo = malloc(n * sizeof *finfo); struct fileinfo *finfo = malloc(n * sizeof *finfo);
if(!finfo) { if(n && !finfo) {
closedir(dp); closedir(dp);
return false; return false;
} }
@ -379,7 +379,7 @@ static void generate_info_string(char *str, bool isfolder, int size)
static void jfileselect_poly_render(void *fs0, int x, int y) static void jfileselect_poly_render(void *fs0, int x, int y)
{ {
jfileselect *fs = fs0; jfileselect *fs = fs0;
if(!fs->path || !fs->entries) if(!fs->path)
return; return;
font_t const *old_font = dfont(fs->font); font_t const *old_font = dfont(fs->font);
@ -393,6 +393,11 @@ static void jfileselect_poly_render(void *fs0, int x, int y)
&& fs->scrollbar_width > 0; && fs->scrollbar_width > 0;
int entry_width = cw - (scrollbar ? 2 * fs->scrollbar_width : 0); int entry_width = cw - (scrollbar ? 2 * fs->scrollbar_width : 0);
if(!fs->entries || fs->entry_count == 0) {
int text_y = y + (fs->line_spacing + 0) / 2;
dprint(x+2, text_y, C_BLACK, "(No entries)");
}
for(int i = 0; i < fs->visible_lines && i < fs->entry_count; i++) { for(int i = 0; i < fs->visible_lines && i < fs->entry_count; i++) {
bool selected = (fs->cursor == fs->scroll + i); bool selected = (fs->cursor == fs->scroll + i);
struct fileinfo *info = &finfo[fs->scroll + i]; struct fileinfo *info = &finfo[fs->scroll + i];
@ -440,7 +445,7 @@ static void jfileselect_poly_render(void *fs0, int x, int y)
static bool jfileselect_poly_event(void *fs0, jevent e) static bool jfileselect_poly_event(void *fs0, jevent e)
{ {
jfileselect *fs = fs0; jfileselect *fs = fs0;
if(!fs->path || !fs->entries) if(!fs->path)
return false; return false;
if(e.type == JINPUT_CANCELED && e.source == fs->saveas_input) { if(e.type == JINPUT_CANCELED && e.source == fs->saveas_input) {
@ -510,7 +515,7 @@ static bool jfileselect_poly_event(void *fs0, jevent e)
return true; return true;
} }
} }
else if(key == KEY_EXE) { else if(key == KEY_EXE && fs->entries) {
struct fileinfo *finfo = fs->entries; struct fileinfo *finfo = fs->entries;
struct fileinfo *i = &finfo[fs->cursor]; struct fileinfo *i = &finfo[fs->cursor];