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-rw-r--r--menu.c244
1 files changed, 166 insertions, 78 deletions
diff --git a/menu.c b/menu.c
index 334d17c..9c194c1 100644
--- a/menu.c
+++ b/menu.c
@@ -19,6 +19,169 @@ static void menu_close(Ted *ted, bool restore_prev_active_buffer) {
buffer_clear(&ted->line_buffer);
}
+// returns the rectangle of the screen coordinates of the menu
+static Rect menu_rect(Ted *ted) {
+ Settings *settings = &ted->settings;
+ float window_width = ted->window_width, window_height = ted->window_height;
+ float padding = settings->padding;
+ float menu_width = settings->max_menu_width;
+ menu_width = minf(menu_width, window_width - 2 * padding);
+ return rect(
+ V2(window_width * 0.5f - 0.5f * menu_width, padding),
+ V2(menu_width, window_height - 2 * padding)
+ );
+}
+
+// where is the ith entry in the file selector on the screen?
+// returns false if it's completely offscreen
+static bool file_selector_entry_pos(Ted const *ted, FileSelector const *fs,
+ u32 i, Rect *r) {
+ Rect bounds = fs->bounds;
+ float char_height = text_font_char_height(ted->font);
+ *r = rect(V2(bounds.pos.x, bounds.pos.y + char_height * (float)i),
+ V2(bounds.size.x, char_height));
+ return rect_clip_to_rect(r, bounds);
+}
+
+// clear the entries in the file selector
+static void file_selector_clear_entries(FileSelector *fs) {
+ for (u32 i = 0; i < fs->n_entries; ++i) {
+ free(fs->entries[i].name);
+ }
+ free(fs->entries);
+ fs->entries = NULL;
+ fs->n_entries = 0;
+}
+
+static void file_selector_free(FileSelector *fs) {
+ file_selector_clear_entries(fs);
+}
+
+// returns the entry of the selected file, or a NULL entry (check .name == NULL)
+// if none was selected
+static FileEntry file_selector_update(Ted *ted, FileSelector *fs, String32 const search_term32) {
+ char *search_term = search_term32.len ? str32_to_utf8_cstr(search_term32) : NULL;
+
+ // check if an entry was clicked on
+ for (u32 i = 0; i < fs->n_entries; ++i) {
+ Rect r = {0};
+ if (file_selector_entry_pos(ted, fs, i, &r)) {
+ for (u32 c = 0; c < ted->nmouse_clicks[SDL_BUTTON_LEFT]; ++c) {
+ if (rect_contains_point(r, ted->mouse_clicks[SDL_BUTTON_LEFT][c])) {
+ // this option was selected
+ free(search_term);
+ return fs->entries[i];
+ }
+ }
+ } else break;
+ }
+
+ // free previous entries
+ file_selector_clear_entries(fs);
+ // get new entries
+ char **files = fs_list_directory(".");
+ if (files) {
+ u32 nfiles;
+ for (nfiles = 0; files[nfiles]; ++nfiles);
+ if (search_term && *search_term) {
+ // filter entries based on search term
+ u32 in, out = 0;
+ for (in = 0; in < nfiles; ++in) {
+ if (stristr(files[in], search_term)) {
+ free(files[out]);
+ files[out++] = files[in];
+ }
+ }
+ nfiles = out;
+ }
+
+ if (nfiles) {
+ FileEntry *entries = ted_calloc(ted, nfiles, sizeof *entries);
+ if (entries) {
+ fs->n_entries = nfiles;
+ fs->entries = entries;
+ for (u32 i = 0; i < nfiles; ++i) {
+ entries[i].name = files[i];
+ entries[i].type = fs_path_type(files[i]);
+ }
+ }
+ }
+ } else {
+ #if DEBUG
+ static bool have_warned;
+ if (!have_warned) {
+ debug_println("Warning: fs_list_directory failed.");
+ have_warned = true;
+ }
+ #endif
+ }
+
+ free(search_term);
+ FileEntry ret = {0};
+ return ret;
+}
+
+static void file_selector_render(Ted const *ted, FileSelector const *fs) {
+ Settings const *settings = &ted->settings;
+ u32 const *colors = settings->colors;
+ Rect bounds = fs->bounds;
+ u32 n_entries = fs->n_entries;
+ FileEntry const *entries = fs->entries;
+ Font *font = ted->font;
+ float char_height = text_font_char_height(ted->font);
+ float x1, y1, x2, y2;
+ rect_coords(bounds, &x1, &y1, &x2, &y2);
+ float x = x1, y = y1;
+ for (u32 i = 0; i < n_entries; ++i) {
+ // highlight entry user is mousing over
+ if (y >= y2) break;
+ Rect r = rect4(x, y, x2, minf(y + char_height, y2));
+ y += char_height;
+ if (rect_contains_point(r, ted->mouse_pos)) {
+ glBegin(GL_QUADS);
+ gl_color_rgba(colors[COLOR_MENU_HL]);
+ rect_render(r);
+ glEnd();
+ }
+ }
+
+ x = x1; y = y1;
+ TextRenderState text_render_state = {.min_x = x1, .max_x = x2, .min_y = y1, .max_y = y2, .render = true};
+ // render file names themselves
+ for (u32 i = 0; i < n_entries; ++i) {
+ if (y >= y2) break;
+ switch (entries[i].type) {
+ case FS_FILE:
+ gl_color_rgba(colors[COLOR_TEXT]);
+ break;
+ case FS_DIRECTORY:
+ gl_color_rgba(colors[COLOR_TEXT_FOLDER]);
+ default:
+ gl_color_rgba(colors[COLOR_TEXT_OTHER]);
+ break;
+ }
+ text_render_with_state(font, &text_render_state, entries[i].name, x, y);
+ y += char_height;
+ }
+}
+
+static void menu_update(Ted *ted, Menu menu) {
+ switch (menu) {
+ case MENU_NONE: break;
+ case MENU_OPEN: {
+ FileEntry selected_entry = file_selector_update(ted, &ted->file_selector,
+ buffer_get_line(&ted->line_buffer, 0));
+ if (selected_entry.name) {
+ // open that file!
+ if (ted_open_file(ted, selected_entry.name)) {
+ menu_close(ted, false);
+ file_selector_free(&ted->file_selector);
+ }
+ }
+ } break;
+ }
+}
+
static void menu_render(Ted *ted, Menu menu) {
Settings *settings = &ted->settings;
u32 *colors = settings->colors;
@@ -34,8 +197,6 @@ static void menu_render(Ted *ted, Menu menu) {
if (menu == MENU_OPEN) {
- char *search_term = str32_to_utf8_cstr(buffer_get_line(&ted->line_buffer, 0));
- char const *directory = ".";
float padding = 20;
float menu_x1 = window_width * 0.5f - 300;
float menu_x2 = window_width * 0.5f + 300;
@@ -67,81 +228,8 @@ static void menu_render(Ted *ted, Menu menu) {
buffer_render(&ted->line_buffer, line_buffer_x1, line_buffer_y1, line_buffer_x2, line_buffer_y2);
- char **entries = fs_list_directory(directory);
- u32 nentries = 0;
- if (entries) {
- for (char **p = entries; *p; ++p)
- ++nentries;
- }
- FsType *entry_types = calloc(nentries, sizeof *entry_types);
- if (entries && (entry_types || !nentries)) {
- if (search_term && *search_term) {
- // filter entries based on search term
- u32 in, out = 0;
- for (in = 0; in < nentries; ++in) {
- if (stristr(entries[in], search_term)) {
- entries[out++] = entries[in];
- }
- }
- nentries = out;
- }
- for (u32 i = 0; i < nentries; ++i) {
- entry_types[i] = fs_path_type(entries[i]);
- }
-
- qsort(entries, nentries, sizeof *entries, str_qsort_case_insensitive_cmp);
- char const *file_to_open = NULL;
- { // render file names
- float start_x = menu_x1, start_y = line_buffer_y2 + inner_padding;
- float x = start_x, y = start_y;
-
- for (u32 i = 0; i < nentries; ++i) {
- // highlight entry user is mousing over
- if (y >= menu_y2) break;
- Rect r = rect4(x, y, menu_x2, minf(y + char_height, menu_y2));
- y += char_height;
- if (rect_contains_point(r, ted->mouse_pos)) {
- glBegin(GL_QUADS);
- gl_color_rgba(colors[COLOR_MENU_HL]);
- rect_render(r);
- glEnd();
- }
- for (u32 c = 0; c < ted->nmouse_clicks[SDL_BUTTON_LEFT]; ++c) {
- if (rect_contains_point(r, ted->mouse_clicks[SDL_BUTTON_LEFT][c])) {
- // this file got clicked on!
- file_to_open = entries[i];
- }
- }
- }
- x = start_x, y = start_y;
- TextRenderState text_render_state = {.min_x = menu_x1, .max_x = menu_x2, .min_y = menu_y1, .max_y = menu_y2, .render = true};
- // render file names themselves
- for (u32 i = 0; i < nentries; ++i) {
- if (y >= menu_y2) break;
- switch (entry_types[i]) {
- case FS_FILE:
- gl_color_rgba(colors[COLOR_TEXT]);
- break;
- case FS_DIRECTORY:
- gl_color_rgba(colors[COLOR_TEXT_FOLDER]);
- default:
- gl_color_rgba(colors[COLOR_TEXT_OTHER]);
- break;
- }
- text_render_with_state(font, &text_render_state, entries[i], x, y);
- y += char_height;
- }
- }
-
- if (file_to_open) {
- ted_open_file(ted, file_to_open);
- menu_close(ted, false);
- }
-
- for (u32 i = 0; i < nentries; ++i) free(entries[i]);
- }
- free(entry_types);
- free(entries);
- free(search_term);
+ FileSelector *fs = &ted->file_selector;
+ fs->bounds = rect4(menu_x1, line_buffer_y2, menu_x2, menu_y2);
+ file_selector_render(ted, fs);
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-16 22:37:48 +0000