gui_internal.h

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#ifndef DTTR_CONFIG_TOOL_INTERNAL_H
#define DTTR_CONFIG_TOOL_INTERNAL_H
 
#include <dttr_config.h>
#include <dttr_imgui.h>
#include <dttr_path.h>
#include <dttr_sdl.h>
 
#include <SDL3/SDL.h>
 
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
 
#define DTTR_CONFIG_UI_WINDOW_H 550
#define DTTR_CONFIG_UI_LABEL_W 170.0f
#define DTTR_CONFIG_UI_INPUT_W 285.0f
#define DTTR_CONFIG_UI_PATH_INPUT_W 160.0f
#define DTTR_CONFIG_UI_PATH_BUTTON_W 70.0f
#define DTTR_CONFIG_UI_GAMEPAD_SOURCE_W 135.0f
#define DTTR_CONFIG_UI_GAMEPAD_BUTTON_W 58.0f
#define DTTR_CONFIG_UI_PANEL_PADDING_X 7.5f
#define DTTR_CONFIG_UI_PANEL_PADDING_Y 14.0f
#define DTTR_CONFIG_UI_ITEM_SPACING_X 8.0f
#define DTTR_CONFIG_UI_ITEM_SPACING_Y 6.0f
#define DTTR_CONFIG_UI_TABLE_CELL_PADDING_X 8.0f
#define DTTR_CONFIG_UI_TABLE_CELL_PADDING_Y 4.0f
#define DTTR_CONFIG_UI_HEADER_TEXT_INSET_X 2.0f
#define DTTR_CONFIG_UI_COMBO_POPUP_PADDING_Y 0.0f
#define DTTR_CONFIG_UI_SECTION_SPACING 10.0f
#define DTTR_CONFIG_UI_LABEL_TEXT_COLOR ((ImVec4_c){0.72f, 0.50f, 0.95f, 1.0f})
#define DTTR_CONFIG_UI_CHANGED_LABEL_TEXT_COLOR ((ImVec4_c){1.0f, 0.82f, 0.25f, 1.0f})
#define DTTR_CONFIG_UI_SAVED_CHANGED_LABEL_TEXT_COLOR                                    \
    ((ImVec4_c){0.48f, 0.78f, 1.0f, 1.0f})
#define DTTR_CONFIG_UI_TOOLTIP_DEFAULT_TEXT_COLOR ((ImVec4_c){0.48f, 0.90f, 0.48f, 1.0f})
#define DTTR_CONFIG_UI_SELECTED_TAB_BG ((ImVec4_c){0.115f, 0.130f, 0.150f, 1.0f})
#define DTTR_CONFIG_UI_BORDER_COLOR ((ImVec4_c){0.105f, 0.115f, 0.125f, 1.0f})
#define DTTR_CONFIG_UI_TABLE_BORDER_COLOR ((ImVec4_c){0.135f, 0.145f, 0.155f, 1.0f})
#define DTTR_CONFIG_UI_SEPARATOR_COLOR ((ImVec4_c){0.120f, 0.130f, 0.140f, 1.0f})
#define DTTR_CONFIG_UI_PATH_BUTTON_SPACING 4.0f
#define DTTR_CONFIG_UI_STATUS_TEXT_COLOR ((ImVec4_c){1.0f, 0.82f, 0.25f, 1.0f})
#define DTTR_CONFIG_UI_HINT_TEXT_COLOR ((ImVec4_c){0.72f, 0.74f, 0.78f, 1.0f})
#define DTTR_CONFIG_UI_WARNING_TEXT_COLOR ((ImVec4_c){1.0f, 0.55f, 0.18f, 1.0f})
#define DTTR_CONFIG_UI_STATUS_TIMEOUT_MS 5000
#define DTTR_CONFIG_UI_HEADER_TOP_SPACING 0.0f
#define DTTR_CONFIG_UI_TOOLTIP_PADDING_Y 4.0f
#define DTTR_CONFIG_UI_TOOLTIP_WRAP_W 360.0f
 
#define CONFIG_TABLE_FLAGS                                                               \
    (ImGuiTableFlags_BordersInnerH | ImGuiTableFlags_BordersOuterH                       \
     | ImGuiTableFlags_SizingStretchProp | ImGuiTableFlags_NoSavedSettings               \
     | ImGuiTableFlags_PadOuterX)
 
#ifndef DTTR_VERSION
#define DTTR_VERSION "unknown"
#endif
 
typedef enum {
    CONFIG_LABEL_DEFAULT,
    CONFIG_LABEL_SAVED_CHANGED,
    CONFIG_LABEL_UNSAVED,
} config_label_state;
 
typedef struct {
    DTTR_Config config;
    DTTR_Config defaults;
    DTTR_Config saved_config;
    char path[MAX_PATH];
    char mods_dir[MAX_PATH];
    char status[256];
    Uint64 status_expires_at_ms;
    int button_sources[DTTR_GAMEPAD_SOURCE_COUNT];
    int button_actions[DTTR_GAMEPAD_SOURCE_COUNT];
    int binding_row;
    bool show_shortcut_debug;
} config_ui_state;
 
#define FIELD_DIFFERS(state, base, field)                                                \
    (memcmp(&(state)->config.field, &(state)->base.field, sizeof((state)->config.field)) \
     != 0)
#define FIELD_UNSAVED(state, field) FIELD_DIFFERS(state, saved_config, field)
#define FIELD_DEFAULT_CHANGED(state, field) FIELD_DIFFERS(state, defaults, field)
#define PATH_FIELD_DIFFERS(state, base, field)                                           \
    (!DTTR_Path_MatchesNormalized((state)->config.field, (state)->base.field))
#define PATH_FIELD_UNSAVED(state, field) PATH_FIELD_DIFFERS(state, saved_config, field)
#define PATH_FIELD_DEFAULT_CHANGED(state, field)                                         \
    PATH_FIELD_DIFFERS(state, defaults, field)
#define FIELD_LABEL_STATE(state, field)                                                  \
    make_config_label_state(                                                             \
        FIELD_UNSAVED(state, field),                                                     \
        FIELD_DEFAULT_CHANGED(state, field)                                              \
    )
#define PATH_FIELD_LABEL_STATE(state, field)                                             \
    make_config_label_state(                                                             \
        PATH_FIELD_UNSAVED(state, field),                                                \
        PATH_FIELD_DEFAULT_CHANGED(state, field)                                         \
    )
 
float config_standard_input_width();
int config_window_width();
void same_path_button_row(const DTTR_ImGuiDialogContext *ctx);
void add_scaled_vertical_spacing(const DTTR_ImGuiDialogContext *ctx, float height);
 
void set_status(config_ui_state *state, const char *status);
void set_mods_dir_from_config_path(config_ui_state *state);
void sync_rows_from_config(config_ui_state *state);
void sync_config_from_rows(config_ui_state *state);
int gamepad_button_row_count();
int gamepad_button_row_action(int row);
const char *gamepad_button_row_label(int row);
int gamepad_default_source_for_action(const config_ui_state *state, int action);
const char *game_action_tooltip(int action);
void load_config(config_ui_state *state);
void save_config(config_ui_state *state);
void reset_defaults(config_ui_state *state);
void request_reset_defaults(const DTTR_ImGuiDialogContext *ctx, config_ui_state *state);
config_label_state make_config_label_state(bool unsaved_changed, bool default_changed);
bool gamepad_button_rows_have_unsaved_changes(const config_ui_state *state);
config_label_state gamepad_button_label_state(
    const config_ui_state *state,
    int source,
    int action
);
bool config_has_unsaved_changes(const config_ui_state *state);
 
bool choice_combo(
    const char *label,
    int *value,
    DTTR_ConfigChoiceList choices,
    const char *const *tooltips
);
void show_tooltip(const char *text);
bool themed_row_button(
    const DTTR_ImGuiDialogContext *ctx,
    const char *id,
    const char *label,
    float width
);
void push_config_theme();
void pop_config_theme();
float config_footer_height(
    const DTTR_ImGuiDialogContext *ctx,
    const config_ui_state *state
);
bool begin_config_content_region(
    const DTTR_ImGuiDialogContext *ctx,
    const config_ui_state *state
);
void end_config_content_region();
void draw_footer_text(const DTTR_ImGuiDialogContext *ctx, const config_ui_state *state);
bool begin_padded_panel(const DTTR_ImGuiDialogContext *ctx);
void end_padded_panel();
bool begin_settings_table_with_width(
    const DTTR_ImGuiDialogContext *ctx,
    const char *id,
    float label_width,
    float input_width,
    float table_width
);
bool begin_settings_table(
    const DTTR_ImGuiDialogContext *ctx,
    const char *id,
    float label_width,
    float input_width
);
void end_settings_table();
bool begin_gamepad_button_table(const DTTR_ImGuiDialogContext *ctx);
void begin_config_table_row();
void begin_setting_row();
float table_input_width(const DTTR_ImGuiDialogContext *ctx, float input_width);
float path_text_input_width(const DTTR_ImGuiDialogContext *ctx, int button_count);
void draw_config_label(
    const char *label,
    const char *tooltip,
    config_label_state label_state
);
bool labeled_input_text(
    const DTTR_ImGuiDialogContext *ctx,
    const char *label,
    const char *id,
    char *buf,
    size_t buf_size,
    const char *tooltip,
    config_label_state label_state
);
bool labeled_path_picker(
    const DTTR_ImGuiDialogContext *ctx,
    config_ui_state *state,
    const char *label,
    const char *id,
    char *buf,
    size_t buf_size,
    const char *tooltip,
    config_label_state label_state
);
bool labeled_log_path_picker(
    const DTTR_ImGuiDialogContext *ctx,
    config_ui_state *state,
    const char *label,
    const char *id,
    char *buf,
    size_t buf_size,
    const char *tooltip,
    config_label_state label_state
);
bool labeled_input_int(
    const DTTR_ImGuiDialogContext *ctx,
    const char *label,
    const char *id,
    int *value,
    int step,
    int step_fast,
    const char *tooltip,
    config_label_state label_state
);
bool labeled_input_float(
    const DTTR_ImGuiDialogContext *ctx,
    const char *label,
    const char *id,
    float *value,
    const char *tooltip,
    config_label_state label_state
);
bool labeled_checkbox(
    const DTTR_ImGuiDialogContext *ctx,
    const char *label,
    const char *id,
    bool *value,
    const char *tooltip,
    config_label_state label_state
);
bool labeled_choice_combo(
    const DTTR_ImGuiDialogContext *ctx,
    const char *label,
    const char *id,
    int *value,
    DTTR_ConfigChoiceList choices,
    const char *const *tooltips,
    const char *tooltip,
    config_label_state label_state
);
 
void open_pcdogs_dir_dialog(const DTTR_ImGuiDialogContext *ctx, config_ui_state *state);
void open_pcdogs_iso_dialog(const DTTR_ImGuiDialogContext *ctx, config_ui_state *state);
void open_log_file_dialog(const DTTR_ImGuiDialogContext *ctx, config_ui_state *state);
 
const char *source_label(int source);
const char *source_tooltip(int source);
int source_from_event(const SDL_Event *event);
bool event_cancels_binding(const SDL_Event *event);
void cancel_binding(config_ui_state *state);
void capture_source(config_ui_state *state, int new_source);
bool begin_tab_settings_table(
    const DTTR_ImGuiDialogContext *ctx,
    const char *id,
    float input_width
);
void draw_general_tab(const DTTR_ImGuiDialogContext *ctx, config_ui_state *state);
void draw_graphics_tab(const DTTR_ImGuiDialogContext *ctx, config_ui_state *state);
void draw_audio_tab(const DTTR_ImGuiDialogContext *ctx, config_ui_state *state);
void draw_gamepad_tab(const DTTR_ImGuiDialogContext *ctx, config_ui_state *state);
void draw_modding_tab(const DTTR_ImGuiDialogContext *ctx, config_ui_state *state);
void draw_tabs(const DTTR_ImGuiDialogContext *ctx, config_ui_state *state);
 
#endif