diff options
Diffstat (limited to 'node.c')
| -rw-r--r-- | node.c | 104 |
1 files changed, 104 insertions, 0 deletions
@@ -0,0 +1,104 @@ +static void node_switch_to_tab(Ted *ted, Node *node, u16 new_tab_index) { + node->active_tab = new_tab_index; + if (node == ted->active_node) { + // switch active buffer + assert(node->tabs); + u16 buffer_idx = node->tabs[new_tab_index]; + ted->active_buffer = &ted->buffers[buffer_idx]; + } +} + +// move n tabs to the right +static void node_tab_next(Ted *ted, Node *node, i64 n) { + assert(node->tabs); + u16 ntabs = (u16)arr_len(node->tabs); + u16 tab_idx = (u16)mod_i64(node->active_tab + n, ntabs); + node_switch_to_tab(ted, node, tab_idx); +} + +static void node_tab_prev(Ted *ted, Node *node, i64 n) { + node_tab_next(ted, node, -n); +} + +static void node_frame(Ted *ted, Node *node, Rect r) { + if (node->tabs) { + bool is_active = node == ted->active_node; + Settings const *settings = &ted->settings; + u32 const *colors = settings->colors; + Font *font = ted->font; + + u16 buffer_index = node->tabs[node->active_tab]; + float tab_bar_height = 20; + + Rect tab_bar_rect = r; + tab_bar_rect.size.y = tab_bar_height; + + { // tab bar + u16 ntabs = (u16)arr_len(node->tabs); + float tab_width = r.size.x / ntabs; + for (u16 c = 0; c < ted->nmouse_clicks[SDL_BUTTON_LEFT]; ++c) { + v2 click = ted->mouse_clicks[SDL_BUTTON_LEFT][c]; + if (rect_contains_point(tab_bar_rect, click)) { + u16 tab_index = (u16)((click.x - r.pos.x) / tab_width); + node_switch_to_tab(ted, node, tab_index); + } + } + for (u16 i = 0; i < ntabs; ++i) { + TextBuffer *buffer = &ted->buffers[node->tabs[i]]; + char tab_title[256]; + char const *path = buffer_get_filename(buffer); + char const *filename = path_filename(path); + Rect tab_rect = rect(V2(r.pos.x + tab_width * i, r.pos.y), V2(tab_width, tab_bar_height)); + glBegin(GL_QUADS); + gl_color_rgba(colors[COLOR_BORDER]); + + // tab border + rect_render_border(tab_rect, 1); + if (i == node->active_tab) { + // highlight active tab + gl_color_rgba(colors[is_active ? COLOR_ACTIVE_TAB_HL : COLOR_HL]); + rect_render(tab_rect); + } + glEnd(); + + // tab title + { + char const *surround = buffer_unsaved_changes(buffer) ? "*" : ""; + strbuf_printf(tab_title, "%s%s%s", surround, filename, surround); + } + gl_color_rgba(colors[COLOR_TEXT]); + TextRenderState text_state = text_render_state_default; + text_state.max_x = rect_x2(tab_rect); + text_render_with_state(font, &text_state, tab_title, tab_rect.pos.x, tab_rect.pos.y); + + } + } + + TextBuffer *buffer = &ted->buffers[buffer_index]; + Rect buffer_rect = rect_translate(r, V2(0, tab_bar_height)); + buffer_render(buffer, buffer_rect); + } else { + +#if 0 + // @TODO: test this + // this node is a split + Node *a = &ted->nodes[node->split_a]; + Node *b = &ted->nodes[node->split_b]; + Rect r1 = r, r2 = r; + if (node->vertical_split) { + float split_pos = r.size.y * node->split_pos; + r1.size.y = split_pos; + r2.pos.y += split_pos; + r2.size.y = r.size.y - split_pos; + } else { + float split_pos = r.size.x * node->split_pos; + r1.size.x = split_pos; + r2.pos.x += split_pos; + r2.size.x = r.size.x - split_pos; + } + node_render(ted, a, r1); + node_render(ted, b, r2); +#endif + } +} + |