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menu-lib
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Added paging 

Fixes #2
This commit is contained in:
Simon 2020-01-09 14:31:00 +01:00
parent 54fbed8330
commit 72046f2e0c
2 changed files with 10 additions and 5 deletions
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4
menu.c
View File

@ -40,7 +40,7 @@ void get_console_dimensions(int* width, int* height)
*height = csbi.srWindow.Bottom - csbi.srWindow.Top + 1; *height = csbi.srWindow.Bottom - csbi.srWindow.Top + 1;
} }
void page(const struct MenuPage *pages, const size_t page_count) { void page(const struct MenuPage *pages, const size_t page_count, const bool infinite_loop) {
unsigned int page_index = 0; unsigned int page_index = 0;
bool action_performed, loop, pageChanged = true; bool action_performed, loop, pageChanged = true;
char pageKey, itemKey; char pageKey, itemKey;
@ -87,7 +87,7 @@ void page(const struct MenuPage *pages, const size_t page_count) {
} while (loop || pageChanged); } while (loop || pageChanged);
page_index = 0; page_index = 0;
} while (1); } while (infinite_loop);
} }
void show_menu(const int itemc, const struct MenuItem itemv[], const char title[], const struct MenuBorder *border) void show_menu(const int itemc, const struct MenuItem itemv[], const char title[], const struct MenuBorder *border)

11
menu.h
View File

@ -3,7 +3,6 @@
#include "pch.h" #include "pch.h"
/// <summary>Represents one menu item in a menu.</summary> /// <summary>Represents one menu item in a menu.</summary>
struct MenuItem { struct MenuItem {
char* text; char* text;
@ -11,8 +10,6 @@ struct MenuItem {
void* (*action)(void); void* (*action)(void);
}; };
/// <summary>Represents a border in which a menu is displayed.</summary> /// <summary>Represents a border in which a menu is displayed.</summary>
struct MenuBorder { struct MenuBorder {
char line_vertical; char line_vertical;
@ -27,6 +24,7 @@ struct MenuBorder {
const extern struct MenuBorder DEFAULT, MODERN, NO_BORDER, SOLID; const extern struct MenuBorder DEFAULT, MODERN, NO_BORDER, SOLID;
/// <summary>Represents a page in the menu.</summary> /// <summary>Represents a page in the menu.</summary>
struct MenuPage { struct MenuPage {
const struct MenuItem* items; const struct MenuItem* items;
@ -36,6 +34,13 @@ struct MenuPage {
const struct MenuBorder* border; const struct MenuBorder* border;
}; };
/// <summary>Constructs a menu with a specific amount of pages</summary>
/// <param name="pages">An array of all pages to display.</param>
/// <param name="page_count">The length of the array <c>pages</c>.</param>
/// <param name="infinite_loop">Always display the first page after a loopback=false item finished executing.</param>
void page(const struct MenuPage* pages, const size_t page_count, const bool infinite_loop);
/// <summary>Displaces a CUI menu to the user</summary> /// <summary>Displaces a CUI menu to the user</summary>
/// <param name="itemc">The length of the array <c>itemv</c> of menu items.</param> /// <param name="itemc">The length of the array <c>itemv</c> of menu items.</param>
/// <param name="itemv">An array of all menu items to display in the menu.</param> /// <param name="itemv">An array of all menu items to display in the menu.</param>