Functioning file-browser
This commit is contained in:
K. Lange
parent
44c8f093f0
commit
2d23fad113
@ -2,6 +2,7 @@
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#include <unistd.h>
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#include <dirent.h>
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#include <time.h>
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#include <math.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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@ -20,6 +21,7 @@ static yutani_t * yctx;
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static yutani_window_t * main_window;
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static gfx_context_t * ctx;
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#define SCROLL_AMOUNT 20
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static int application_running = 1;
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static int show_hidden = 1;
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static int scroll_offset = 0;
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@ -41,39 +43,75 @@ struct File {
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char name[256];
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char icon[256];
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char date[256];
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int type;
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};
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static gfx_context_t * contents = NULL;
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static sprite_t * contents_sprite = NULL;
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static list_t * file_list = NULL;
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static char * last_directory = NULL;
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static int hilighted_offset = -1;
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static struct File ** file_pointers = NULL;
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static ssize_t file_pointers_len = 0;
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static int _close_enough(struct yutani_msg_window_mouse_event * me) {
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if (me->command == YUTANI_MOUSE_EVENT_RAISE && sqrt(pow(me->new_x - me->old_x, 2) + pow(me->new_y - me->old_y, 2)) < 10) {
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return 1;
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}
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return 0;
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}
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static void clear_offset(int offset) {
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draw_rectangle(contents, 0, offset * 24, contents->width, 24, rgb(255,255,255));
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}
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static void draw_file(struct File * f, int offset) {
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sprite_t * icon = icon_get_16(f->icon);
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draw_sprite(contents, icon, 2, offset * 24 + 2);
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if (offset == hilighted_offset) {
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draw_sprite_alpha_paint(contents, icon, 2, offset * 24 + 2, 0.5, rgb(72,167,255));
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draw_sdf_string(contents, 30, offset * 24, f->name, 16, rgb(72,167,255), SDF_FONT_THIN);
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} else {
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draw_sdf_string(contents, 30, offset * 24, f->name, 16, rgb(0,0,0), SDF_FONT_THIN);
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}
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}
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static struct File * get_file_at_offset(int offset) {
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if (offset >= 0 && offset < file_pointers_len) {
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return file_pointers[offset];
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}
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return NULL;
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}
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static void redraw_files(void) {
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int i = 0;
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foreach(node, file_list) {
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struct File * f = node->value;
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draw_sdf_string(contents, 30, i * 24, f->name, 16, rgb(0,0,0), SDF_FONT_THIN);
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sprite_t * icon = icon_get_16(f->icon);
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draw_sprite(contents, icon, 2, i * 24 + 2);
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i++;
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for (int i = 0; i < file_pointers_len; ++i) {
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fprintf(stderr, "drawing file %d\n", i);
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draw_file(file_pointers[i], i);
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}
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}
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static void load_directory(const char * path) {
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if (file_list) {
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list_destroy(file_list);
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free(file_list);
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if (file_pointers) {
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for (int i = 0; i < file_pointers_len; ++i) {
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free(file_pointers[i]);
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}
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free(file_pointers);
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}
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DIR * dirp = opendir(path);
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if (!dirp) {
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/* Failed to open directory. Throw up a warning? */
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file_list = NULL;
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file_pointers = NULL;
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file_pointers_len = 0;
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return;
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}
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if (last_directory) {
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free(last_directory);
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}
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last_directory = strdup(path);
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/* Get the current time */
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#if 0
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struct tm * timeinfo;
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@ -83,7 +121,7 @@ static void load_directory(const char * path) {
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int this_year = timeinfo->tm_year;
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#endif
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file_list = list_create();
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list_t * file_list = list_create();
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struct dirent * ent = readdir(dirp);
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while (ent != NULL) {
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@ -108,8 +146,10 @@ static void load_directory(const char * path) {
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if (S_ISDIR(statbuf.st_mode)) {
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sprintf(f->icon, "folder");
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f->type = 1;
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} else {
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sprintf(f->icon, "file");
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f->type = 0;
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}
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list_insert(file_list, f);
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@ -118,6 +158,28 @@ static void load_directory(const char * path) {
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}
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closedir(dirp);
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/* create a an array to hold the files */
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file_pointers = malloc(sizeof(struct File *) * file_list->length);
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file_pointers_len = file_list->length;
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int i = 0;
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foreach (node, file_list) {
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file_pointers[i] = node->value;
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i++;
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}
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list_free(file_list);
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free(file_list);
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/* Sort files */
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int comparator(const void * c1, const void * c2) {
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const struct File * f1 = *(const struct File **)(c1);
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const struct File * f2 = *(const struct File **)(c2);
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if (f1->type == 1 && f2->type == 0) return -1;
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if (f1->type == 0 && f2->type == 1) return 1;
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return strcmp(f1->name, f2->name);
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}
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qsort(file_pointers, file_pointers_len, sizeof(struct File *), comparator);
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scroll_offset = 0;
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}
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@ -131,7 +193,9 @@ static void reinitialize_contents(void) {
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}
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/* Calculate height for current directory */
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int calculated_height = file_list->length * 24;
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int calculated_height = file_pointers_len * 24;
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fprintf(stderr, "%d files means %d size\n", file_pointers_len, calculated_height);
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contents_sprite = create_sprite(main_window->width - decor_width(), calculated_height, ALPHA_EMBEDDED);
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contents = init_graphics_sprite(contents_sprite);
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@ -139,6 +203,7 @@ static void reinitialize_contents(void) {
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draw_fill(contents, rgb(255,255,255));
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/* Draw file entries */
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fprintf(stderr, "drawing files\n");
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redraw_files();
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}
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@ -204,6 +269,11 @@ static void _menu_action_navigate(struct MenuEntry * entry) {
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static void _menu_action_up(struct MenuEntry * entry) {
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/* go up */
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char tmp[1024];
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sprintf(tmp, "%s/..", last_directory);
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load_directory(tmp);
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reinitialize_contents();
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redraw_window();
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}
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static void _menu_action_help(struct MenuEntry * entry) {
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@ -317,10 +387,13 @@ int main(int argc, char * argv[]) {
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/* Menu bar */
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menu_bar_mouse_event(yctx, main_window, &menu_bar, me, me->new_x, me->new_y);
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if (me->new_y > (int)(decor_top_height + MENU_BAR_HEIGHT)) {
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if (me->new_y > (int)(decor_top_height + MENU_BAR_HEIGHT) &&
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me->new_y < (int)(main_window->height - decor_bottom_height) &&
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me->new_x > (int)(decor_left_width) &&
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me->new_x < (int)(main_window->width - decor_right_width)) {
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if (me->buttons & YUTANI_MOUSE_SCROLL_UP) {
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/* Scroll up */
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scroll_offset -= 10;
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scroll_offset -= SCROLL_AMOUNT;
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if (scroll_offset < 0) {
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scroll_offset = 0;
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}
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@ -329,13 +402,59 @@ int main(int argc, char * argv[]) {
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if (available_height > contents->height) {
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scroll_offset = 0;
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} else {
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scroll_offset += 10;
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scroll_offset += SCROLL_AMOUNT;
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if (scroll_offset > contents->height - available_height) {
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scroll_offset = contents->height - available_height;
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}
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}
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redraw_window();
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}
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/* Get offset into contents */
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int y_into = me->new_y - decor_top_height - MENU_BAR_HEIGHT + scroll_offset;
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int offset = y_into / 24;
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if (offset != hilighted_offset) {
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int old_offset = hilighted_offset;
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hilighted_offset = offset;
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if (old_offset != -1) {
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clear_offset(old_offset);
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struct File * f = get_file_at_offset(old_offset);
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if (f) {
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clear_offset(old_offset);
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draw_file(f, old_offset);
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}
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}
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struct File * f = get_file_at_offset(hilighted_offset);
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if (f) {
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clear_offset(hilighted_offset);
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draw_file(f, hilighted_offset);
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}
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redraw_window();
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}
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if (me->command == YUTANI_MOUSE_EVENT_CLICK || _close_enough(me)) {
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struct File * f = get_file_at_offset(hilighted_offset);
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if (f->type == 1) {
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char tmp[1024];
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sprintf(tmp,"%s/%s", last_directory, f->name);
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load_directory(tmp);
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reinitialize_contents();
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redraw_window();
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}
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}
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} else {
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int old_offset = hilighted_offset;
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hilighted_offset = -1;
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if (old_offset != -1) {
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clear_offset(old_offset);
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struct File * f = get_file_at_offset(old_offset);
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if (f) {
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clear_offset(old_offset);
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draw_file(f, old_offset);
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}
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redraw_window();
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}
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}
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}
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