include/dia.h

   1 #ifndef __DIA_H
   2 #define __DIA_H
   3
   4 #include "include/usbld.h"
   5
   6 // UI dialog item definition
   7 typedef enum {
   8         // terminates the definition of dialog. Mandatory
   9         UI_TERMINATOR,
  10         // A string label
  11         UI_LABEL,
  12         // Break to next line
  13         UI_BREAK,
  14         // Break to next line, draw line splitter
  15         UI_SPLITTER,
  16         // A spacer of a few pixels
  17         UI_SPACER,
  18         // Ok button
  19         UI_OK, // Just a shortcut for BUTTON with OK label and id 1!
  20         // Universal button (display's label, returns id on X)
  21         UI_BUTTON,
  22         // draw integer input box
  23         UI_INT,
  24         // draw string input box
  25         UI_STRING,
  26         // draw password string input box
  27         UI_PASSWORD,
  28         // bool value (On/Off). (Uses int value for storage)
  29         UI_BOOL,
  30         // enumeration (multiple strings)
  31         UI_ENUM,
  32         // Colour selection
  33         UI_COLOUR
  34 }  UIItemType;
  35
  36 // UI item definition (for dialogues)
  37 struct UIItem {
  38         UIItemType type;
  39         int id; // id of this item
  40         short enabled;
  41         int hintId; // shown if not NULL
  42         int fixedWidth; // 0: no fixed width, >0: width in pixels, <0: width in %
  43         int fixedHeight;
  44
  45         union {
  46                 struct {
  47                         const char *text;
  48                         int stringId; // if zero, the text is used
  49                 } label;
  50
  51                 struct { // integer value
  52                         // default value
  53                         int def;
  54                         int current;
  55                         int min;
  56                         int max;
  57                         // if UI_ENUM is used, this contains enumeration values
  58                         const char **enumvalues; // last one has to be NULL
  59                 } intvalue;
  60
  61                 struct { // fixed 32 character string
  62                         // default value
  63                         char def[32];
  64                         char text[32];
  65                         int (*handler)(char *text, int maxLen);
  66                 } stringvalue;
  67
  68                 struct {
  69                         unsigned char r;
  70                         unsigned char g;
  71                         unsigned char b;
  72                 } colourvalue;
  73         };
  74 };
  75
  76 /// Dialog display
  77 int diaExecuteDialog(struct UIItem *ui, int uiId, short inMenu, int (*updater)(int modified));
  78 void diaRenderUI(struct UIItem *ui, short inMenu, struct UIItem *cur, int haveFocus);
  79 int diaShowKeyb(char* text, int maxLen);
  80 void diaSetEnabled(struct UIItem* ui, int id, int enabled);
  81 int diaGetInt(struct UIItem* ui, int id, int *value);
  82 int diaSetInt(struct UIItem* ui, int id, int value);
  83 int diaGetString(struct UIItem* ui, int id, char *value);
  84 int diaSetString(struct UIItem* ui, int id, const char *text);
  85 int diaGetColor(struct UIItem* ui, int id, unsigned char *col);
  86 int diaSetColor(struct UIItem* ui, int id, const unsigned char *col);
  87 int diaSetU64Color(struct UIItem* ui, int id, u64 col);
  88 // set label pointer into the label's text (must be valid while rendering dialog)
  89 int diaSetLabel(struct UIItem* ui, int id, const char *text);
  90 // sets the current enum value list for given control
  91 int diaSetEnum(struct UIItem* ui, int id, const char **enumvals);
  92
  93 #endif