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static void menu_open(Ted *ted, Menu menu) {
ted->menu = menu;
ted->prev_active_buffer = ted->active_buffer;
ted->active_buffer = NULL;
*ted->warn_overwrite = 0; // clear warn_overwrite
switch (menu) {
case MENU_NONE: assert(0); break;
case MENU_OPEN:
ted->active_buffer = &ted->line_buffer;
break;
case MENU_SAVE_AS:
ted->active_buffer = &ted->line_buffer;
ted->file_selector.create_menu = true;
break;
case MENU_WARN_UNSAVED:
assert(ted->warn_unsaved);
assert(*ted->warn_unsaved_names);
break;
case MENU_ASK_RELOAD:
assert(*ted->ask_reload);
break;
}
}
static void menu_close(Ted *ted) {
ted->active_buffer = ted->prev_active_buffer;
ted->prev_active_buffer = NULL;
switch (ted->menu) {
case MENU_NONE: assert(0); break;
case MENU_OPEN:
case MENU_SAVE_AS:
file_selector_free(&ted->file_selector);
buffer_clear(&ted->line_buffer);
break;
case MENU_WARN_UNSAVED:
ted->warn_unsaved = 0;
*ted->warn_unsaved_names = 0;
break;
case MENU_ASK_RELOAD:
*ted->ask_reload = 0;
break;
}
ted->menu = MENU_NONE;
}
static void menu_escape(Ted *ted) {
if (*ted->warn_overwrite) {
// just close "are you sure you want to overwrite?"
*ted->warn_overwrite = 0;
ted->active_buffer = &ted->line_buffer;
} else {
menu_close(ted);
}
}
static float menu_get_width(Ted *ted) {
Settings *settings = &ted->settings;
return minf(settings->max_menu_width, ted->window_width - 2.0f * settings->padding);
}
// 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 = menu_get_width(ted);
return rect(
V2(window_width * 0.5f - 0.5f * menu_width, padding),
V2(menu_width, window_height - 2 * padding)
);
}
static void menu_update(Ted *ted, Menu menu) {
switch (menu) {
case MENU_NONE: break;
case MENU_SAVE_AS: {
if (*ted->warn_overwrite) {
switch (popup_update(ted, POPUP_YES_NO_CANCEL)) {
case POPUP_NONE:
// no option selected
break;
case POPUP_YES: {
// overwrite it!
TextBuffer *buffer = ted->prev_active_buffer;
if (buffer) {
buffer_save_as(buffer, ted->warn_overwrite);
}
menu_close(ted);
} break;
case POPUP_NO:
// back to the file selector
*ted->warn_overwrite = '\0';
ted->active_buffer = &ted->line_buffer;
break;
case POPUP_CANCEL:
// close "save as" menu
menu_close(ted);
break;
}
} else {
char *selected_file = file_selector_update(ted, &ted->file_selector);
if (selected_file) {
TextBuffer *buffer = ted->prev_active_buffer;
if (buffer) {
if (fs_path_type(selected_file) != FS_NON_EXISTENT) {
// file already exists! warn about overwriting it.
strbuf_cpy(ted->warn_overwrite, selected_file);
ted->active_buffer = NULL;
} else {
// create the new file.
buffer_save_as(buffer, selected_file);
menu_close(ted);
}
}
free(selected_file);
}
}
} break;
case MENU_OPEN: {
char *selected_file = file_selector_update(ted, &ted->file_selector);
if (selected_file) {
// open that file!
menu_close(ted);
ted_open_file(ted, selected_file);
free(selected_file);
}
} break;
case MENU_ASK_RELOAD: {
TextBuffer *buffer = ted->prev_active_buffer;
switch (popup_update(ted, POPUP_YES_NO)) {
case POPUP_NONE: break;
case POPUP_YES:
menu_close(ted);
if (buffer)
buffer_reload(buffer);
break;
case POPUP_NO:
menu_close(ted);
if (buffer)
buffer->last_write_time = time_last_modified(buffer->filename);
break;
case POPUP_CANCEL: assert(0); break;
}
} break;
case MENU_WARN_UNSAVED:
switch (popup_update(ted, POPUP_YES_NO_CANCEL)) {
case POPUP_NONE: break;
case POPUP_YES:
// save changes
switch (ted->warn_unsaved) {
case CMD_TAB_CLOSE: {
menu_close(ted);
TextBuffer *buffer = ted->active_buffer;
command_execute(ted, CMD_SAVE, 1);
if (!buffer_unsaved_changes(buffer)) {
command_execute(ted, CMD_TAB_CLOSE, 1);
}
} break;
case CMD_QUIT:
menu_close(ted);
if (ted_save_all(ted)) {
command_execute(ted, CMD_QUIT, 1);
}
break;
default:
assert(0);
break;
}
break;
case POPUP_NO: {
// pass in an argument of 2 to override dialog
Command cmd = ted->warn_unsaved;
menu_close(ted);
command_execute(ted, cmd, 2);
} break;
case POPUP_CANCEL:
menu_close(ted);
break;
}
break;
}
}
static void menu_render(Ted *ted, Menu menu) {
Settings const *settings = &ted->settings;
u32 const *colors = settings->colors;
float window_width = ted->window_width, window_height = ted->window_height;
Font *font_bold = ted->font_bold;
float char_height_bold = text_font_char_height(font_bold);
// render backdrop
gl_geometry_rect(rect(V2(0, 0), V2(window_width, window_height)), colors[COLOR_MENU_BACKDROP]);
gl_geometry_draw();
if (*ted->warn_overwrite) {
char const *path = ted->warn_overwrite;
char const *filename = path_filename(path);
char title[64] = {0}, body[1024] = {0};
strbuf_printf(title, "Overwrite %s?", filename);
strbuf_printf(body, "Are you sure you want to overwrite %s?", path);
popup_render(ted, POPUP_YES_NO_CANCEL, title, body);
return;
}
switch (menu) {
case MENU_NONE: assert(0); break;
case MENU_WARN_UNSAVED: {
char title[64] = {0}, body[1024] = {0};
strbuf_printf(title, "Save changes?");
strbuf_printf(body, "Do you want to save your changes to %s?", ted->warn_unsaved_names);
popup_render(ted, POPUP_YES_NO_CANCEL, title, body);
} break;
case MENU_ASK_RELOAD: {
char title[64] = {0}, body[1024] = {0};
strbuf_printf(title, "Reload %s?", ted->ask_reload);
strbuf_printf(body, "%s has been changed by another program. Do you want to reload it?", ted->ask_reload);
popup_render(ted, POPUP_YES_NO, title, body);
} break;
case MENU_OPEN:
case MENU_SAVE_AS: {
float padding = settings->padding;
Rect rect = menu_rect(ted);
float menu_x1, menu_y1, menu_x2, menu_y2;
rect_coords(rect, &menu_x1, &menu_y1, &menu_x2, &menu_y2);
// menu rectangle & border
gl_geometry_rect(rect, colors[COLOR_MENU_BG]);
gl_geometry_rect_border(rect, settings->border_thickness, colors[COLOR_BORDER]);
gl_geometry_draw();
menu_x1 += padding;
menu_y1 += padding;
menu_x2 -= padding;
menu_y2 -= padding;
if (menu == MENU_OPEN) {
text_render(font_bold, "Open...", menu_x1, menu_y1, colors[COLOR_TEXT]);
} else if (menu == MENU_SAVE_AS) {
text_render(font_bold, "Save as...", menu_x1, menu_y1, colors[COLOR_TEXT]);
}
menu_y1 += char_height_bold * 0.75f + padding;
FileSelector *fs = &ted->file_selector;
fs->bounds = rect4(menu_x1, menu_y1, menu_x2, menu_y2);
file_selector_render(ted, fs);
} break;
}
}
static void menu_frame(Ted *ted, Menu menu) {
menu_update(ted, menu);
if (ted->menu)
menu_render(ted, ted->menu);
}
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