4coder/4coder_ui_helper.h

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/*
* Helpers for ui data structures.
*/
// TOP
#if !defined(FCODER_UI_HELPER_H)
#define FCODER_UI_HELPER_H
typedef i8 UI_Item_Type;
enum UI_Activation_Level{
UIActivation_None = 0,
UIActivation_Hover = 1,
UIActivation_Active = 2,
};
typedef u8 UI_Coordinate_System;
enum{
UICoordinates_ViewSpace = 0,
UICoordinates_PanelSpace = 1,
UICoordinates_COUNT = 2,
};
struct UI_Item{
UI_Item *next;
UI_Item *prev;
UI_Activation_Level activation_level;
UI_Coordinate_System coordinates;
Rect_i32 rect_outer;
i32 inner_margin;
Fancy_String_List lines[4];
i32 line_count;
void *user_data;
};
struct UI_List{
UI_Item *first;
UI_Item *last;
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i32 count;
};
struct UI_Data{
UI_List list;
Rect_i32 bounding_box[UICoordinates_COUNT];
};
struct UI_Storage{
UI_Data *data;
Arena *arena;
Managed_Object arena_object;
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Temp_Memory temp;
};
////////////////////////////////
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typedef i32 Lister_Activation_Code;
enum{
ListerActivation_Finished = 0,
ListerActivation_Continue = 1,
ListerActivation_ContinueAndRefresh = 2,
};
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typedef void Lister_Activation_Function_Type(Application_Links *app, Heap *heap,
View_ID view, struct Lister_State *state,
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String_Const_u8 text_field, void *user_data, b32 activated_by_mouse);
typedef void Lister_Regenerate_List_Function_Type(Application_Links *app, struct Lister *lister);
struct Lister_Node{
Lister_Node *next;
Lister_Node *prev;
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String_Const_u8 string;
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union{
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String_Const_u8 status;
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i32 index;
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};
void *user_data;
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i32 raw_index;
};
struct Lister_Option_List{
Lister_Node *first;
Lister_Node *last;
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i32 count;
};
struct Lister_Node_Ptr_Array{
Lister_Node **node_ptrs;
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i32 count;
};
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struct Lister_Handlers{
Lister_Activation_Function_Type *activate;
Lister_Regenerate_List_Function_Type *refresh;
Custom_Command_Function *write_character;
Custom_Command_Function *backspace;
Custom_Command_Function *navigate_up;
Custom_Command_Function *navigate_down;
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};
struct Lister_Data{
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// Event Handlers
Lister_Handlers handlers;
// List Data
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void *user_data;
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i32 user_data_size;
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u8 query_space[256];
u8 text_field_space[256];
u8 key_string_space[256];
String_u8 query;
String_u8 text_field;
String_u8 key_string;
Lister_Option_List options;
b32 theme_list;
};
struct Lister{
Arena arena;
Lister_Data data;
};
struct Lister_State{
b32 initialized;
Lister lister;
// Action defered to next UI update
b32 set_view_vertical_focus_to_item;
// State set directly by input handlers
void *hot_user_data;
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i32 item_index;
// State of UI computed during UI update
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i32 raw_item_index;
i32 item_count_after_filter;
};
struct Lister_Prealloced_String{
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String_Const_u8 string;
};
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////////////////////////////////
struct Lister_Option{
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String_Const_u8 string;
String_Const_u8 status;
void *user_data;
};
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struct Lister_Fixed_Option{
char *string;
char *status;
char *shortcut_chars;
void *user_data;
};
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struct Lister_UI_Option{
char *string;
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i32 index;
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void *user_data;
};
#endif
// BOTTOM