feat: split Wikipedia app into separate files, change icon to cog
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/*
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* wikipedia.h
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* Shared header for the MontaukOS Wikipedia GUI client
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* Copyright (c) 2026 Daniel Hammer
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*/
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#pragma once
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#include <montauk/syscall.h>
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#include <montauk/string.h>
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#include <montauk/heap.h>
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#include <gui/mtk.hpp>
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#include <gui/mtk/settings.hpp>
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#include <gui/standalone.hpp>
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#include <gui/svg.hpp>
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#include <gui/truetype.hpp>
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#include <tls/tls.hpp>
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extern "C" {
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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}
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using namespace gui;
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using namespace gui::colors;
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// ============================================================================
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// Constants
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// ============================================================================
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static constexpr int INIT_W = 820;
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static constexpr int INIT_H = 580;
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static constexpr int SCROLLBAR_W = mtk::SCROLLBAR_W;
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static constexpr int TEXT_PAD = 16;
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static constexpr int RESP_MAX = 131072;
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static constexpr int MAX_LINES = 2000;
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inline const char WIKI_HOST[] = "en.wikipedia.org";
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inline const char DISPLAY_ICON_PATH[] = "0:/icons/cog.svg";
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// ============================================================================
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// Types
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// ============================================================================
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struct WikiLine {
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char text[256];
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Color color;
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int font_size;
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TrueTypeFont* font;
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int indent;
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};
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enum class AppPhase { WELCOME, IDLE, LOADING, DONE, ERR };
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enum class ReaderTextSize : uint8_t { SMALL = 0, MEDIUM, LARGE, COUNT };
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enum class ReaderFontFace : uint8_t { SANS = 0, SERIF, BOOK, COUNT };
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struct ReaderPalette {
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Color page_bg;
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Color control_bg;
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Color toolbar_bg;
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Color border;
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Color text;
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Color heading;
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Color muted;
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Color accent;
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Color accent_hover;
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Color accent_soft;
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Color danger;
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Color danger_hover;
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Color disabled_bg;
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Color disabled_fg;
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};
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struct ReaderToolbarLayout {
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Rect search_field;
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Rect display_button;
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Rect search_button;
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Rect text_size_buttons[(int)ReaderTextSize::COUNT];
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Rect font_buttons[(int)ReaderFontFace::COUNT];
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Rect text_size_label;
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Rect font_face_label;
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int sep_x;
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bool show_labels;
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};
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static constexpr int READER_TEXT_SIZE_COUNT = (int)ReaderTextSize::COUNT;
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static constexpr int READER_FONT_FACE_COUNT = (int)ReaderFontFace::COUNT;
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// ============================================================================
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// Global state (extern -- defined in state.cpp)
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// ============================================================================
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extern int TOOLBAR_H;
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extern int FONT_SIZE;
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extern int TITLE_SIZE;
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extern int SECTION_SIZE;
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extern AppPhase g_phase;
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extern char g_query[256];
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extern mtk::TextInputState g_query_input;
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extern char g_status[256];
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extern int g_scroll_y;
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extern int g_line_count;
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extern int g_line_h;
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extern int g_win_w;
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extern int g_win_h;
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extern int g_mouse_x;
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extern int g_mouse_y;
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extern bool g_search_focused;
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extern bool g_scroll_dragging;
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extern int g_scroll_drag_offset;
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extern bool g_display_controls_open;
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extern ReaderTextSize g_reader_text_size;
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extern ReaderFontFace g_reader_font_face;
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extern char g_title[512];
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extern int g_extract_len;
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extern int g_base_font_size;
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extern int g_base_title_size;
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extern int g_base_section_size;
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extern Color g_accent;
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extern bool g_welcome_feature_loaded;
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extern char g_welcome_feature_title[256];
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extern char g_welcome_feature_extract[1024];
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extern char g_welcome_status[192];
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extern char g_welcome_date[16];
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extern WikiLine* g_lines;
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extern char* g_resp_buf;
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extern char* g_extract_buf;
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extern TrueTypeFont* g_font;
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extern TrueTypeFont* g_font_serif;
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extern TrueTypeFont* g_body_fonts[READER_FONT_FACE_COUNT];
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extern TrueTypeFont* g_heading_fonts[READER_FONT_FACE_COUNT];
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extern SvgIcon g_display_icon;
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extern SvgIcon g_display_icon_active;
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extern bool g_tls_ready;
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extern uint32_t g_server_ip;
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extern tls::TrustAnchors g_tas;
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extern const char* g_text_size_labels[READER_TEXT_SIZE_COUNT];
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extern const char* g_font_face_labels[READER_FONT_FACE_COUNT];
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// ============================================================================
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// theme.cpp -- palette, theme, layout, scaling
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// ============================================================================
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ReaderPalette reader_palette();
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mtk::Theme wiki_theme();
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TrueTypeFont* current_body_font();
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TrueTypeFont* current_heading_font();
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void apply_reader_preferences();
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void apply_scale(int scale);
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void update_toolbar_height();
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void reload_display_icons();
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int search_control_h();
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int reader_button_h();
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int display_toggle_icon_size();
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int display_toggle_button_w();
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int search_row_y();
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int reader_row_y();
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ReaderToolbarLayout toolbar_layout();
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Rect content_rect();
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Rect article_column_rect();
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Rect document_column_rect();
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Rect search_button_rect();
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Rect search_field_rect();
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Rect scrollbar_track_rect();
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Rect scrollbar_thumb_rect();
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int visible_line_count();
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int max_scroll_lines();
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bool document_scrollable();
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void clamp_scroll();
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bool mouse_in_rect(const Rect& rect);
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void set_scroll_from_thumb_top(int thumb_top);
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int document_top_pad();
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// ============================================================================
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// text.cpp -- encoding, HTTP/URL/JSON parsing
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// ============================================================================
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int encode_single_byte_codepoint(unsigned codepoint);
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void append_codepoint(char* out, int* j, int maxOut, unsigned codepoint);
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void underscores_to_spaces(char* text);
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bool is_main_page_query(const char* query);
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unsigned decode_utf8_codepoint(const char* buf, int len, int* consumed);
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int find_header_end(const char* buf, int len);
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int parse_status_code(const char* buf, int len);
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int find_substr(const char* buf, int len, const char* needle);
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int url_encode_title(const char* in, char* out, int maxLen);
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int extract_json_string(const char* buf, int len, const char* key,
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char* out, int maxOut);
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// ============================================================================
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// document.cpp -- display line building
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// ============================================================================
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void add_line(const char* text, int len, Color color, int size,
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TrueTypeFont* font, int indent = 0);
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void add_spacer(int size);
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void wrap_text(TrueTypeFont* font, int size, const char* text, int textLen,
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int max_px, Color color, int indent = 0);
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void build_display_lines(const char* title, const char* extract, int extractLen,
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bool preserve_scroll = false);
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void build_welcome_lines(bool preserve_scroll = false);
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void rebuild_current_document(bool preserve_scroll = true);
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void apply_reader_setting_change();
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bool handle_reader_option_click(int mx, int my);
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// ============================================================================
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// network.cpp -- TLS fetch, welcome fetch, search
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// ============================================================================
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int wiki_fetch(const char* path, char* respBuf, int respMax);
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bool ensure_wiki_tls_ready(char* err, int err_len);
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bool welcome_feed_path(char* path, int path_len);
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void do_welcome_fetch();
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void do_search(const char* query);
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// ============================================================================
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// render.cpp -- drawing
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// ============================================================================
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void draw_display_toggle_button(Canvas& canvas,
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const Rect& bounds,
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const mtk::WidgetState& state,
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const mtk::Theme& theme);
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void render_message(Canvas& canvas, const Rect& content, const char* text, Color color);
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void render(Canvas& canvas);
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