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Power-Programmierung
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1991
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06
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dflat3
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dflat.h
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1991-05-19
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/* ------------- dflat.h ----------- */
#ifndef WINDOW_H
#define WINDOW_H
#define VERSION "Version 3 Beta"
#define TRUE 1
#define FALSE 0
#include "system.h"
#include "config.h"
#include "rect.h"
#include "menu.h"
#include "keys.h"
#include "commands.h"
#include "config.h"
#include "dialbox.h"
/* ------ integer type for message parameters ----- */
typedef long PARAM;
#define TE(m) m
typedef enum window_class {
#include "classes.h"
} CLASS;
typedef struct window {
CLASS class; /* window class */
char *title; /* window title */
struct window *parent; /* parent window */
int (*wndproc)
(struct window *, enum messages, PARAM, PARAM);
/* ---------------- window dimensions ----------------- */
RECT rc; /* window coordinates
(0/0 to 79/24) */
int ht, wd; /* window height and width */
RECT RestoredRC; /* restored condition rect */
/* -------------- linked list pointers ---------------- */
struct window *next; /* next window on screen */
struct window *prev; /* previous window on screen*/
struct window *nextbuilt; /* next window built */
struct window *prevbuilt; /* previous window built */
int attrib; /* Window attributes */
char *videosave; /* video save buffer */
int condition; /* Restored, Maximized,
Minimized */
int restored_attrib; /* attributes when restored */
void *extension; /* -> menus, dialog box, etc*/
struct window *PrevMouse;
struct window *PrevKeyboard;
/* ----------------- text box fields ------------------ */
int wlines; /* number of lines of text */
int wtop; /* text line that is on the top display */
char *text; /* window text */
int textlen; /* text length */
int wleft; /* left position in window viewport */
int textwidth; /* width of longest line in textbox */
int BlkBegLine; /* beginning line of marked block */
int BlkBegCol; /* beginning column of marked block */
int BlkEndLine; /* ending line of marked block */
int BlkEndCol; /* ending column of marked block */
int HScrollBox; /* position of horizontal scroll box */
int VScrollBox; /* position of vertical scroll box */
/* ----------------- list box fields ------------------ */
int selection; /* current selection */
int AddMode; /* adding extended selections mode */
int AnchorPoint;/* anchor point for extended selections */
int SelectCount;/* count of selected items */
/* ----------------- edit box fields ------------------ */
int CurrCol; /* Current column */
int CurrLine; /* Current line */
int WndRow; /* Current window row */
int TextChanged; /* TRUE if text has changed */
char *DeletedText; /* for undo */
int DeletedLength; /* " " */
/* ---------------- dialog box fields ----------------- */
struct window *dFocus; /* control that has the focus */
int ReturnCode; /* return code from a dialog box */
} * WINDOW;
#include "message.h"
#include "classdef.h"
#include "video.h"
enum Condition {
ISRESTORED, ISMINIMIZED, ISMAXIMIZED
};
void LogMessages (WINDOW, MESSAGE, PARAM, PARAM);
void MessageLog(WINDOW);
/* ------- window methods ----------- */
#define WindowHeight(w) ((w)->ht)
#define WindowWidth(w) ((w)->wd)
#define BorderAdj(w) (TestAttribute(w,HASBORDER)?1:0)
#define TopBorderAdj(w) ((TestAttribute(w,TITLEBAR) && \
TestAttribute(w,HASMENUBAR)) ? \
2 : (TestAttribute(w,TITLEBAR | \
HASMENUBAR | HASBORDER) ? 1 : 0))
#define ClientWidth(w) (WindowWidth(w)-BorderAdj(w)*2)
#define ClientHeight(w) (WindowHeight(w)-TopBorderAdj(w)-\
BorderAdj(w))
#define WindowRect(w) ((w)->rc)
#define GetTop(w) (RectTop(WindowRect(w)))
#define GetBottom(w) (RectBottom(WindowRect(w)))
#define GetLeft(w) (RectLeft(WindowRect(w)))
#define GetRight(w) (RectRight(WindowRect(w)))
#define GetClientTop(w) (GetTop(w)+TopBorderAdj(w))
#define GetClientBottom(w) (GetBottom(w)-BorderAdj(w))
#define GetClientLeft(w) (GetLeft(w)+BorderAdj(w))
#define GetClientRight(w) (GetRight(w)-BorderAdj(w))
#define GetParent(w) ((w)->parent)
#define GetTitle(w) ((w)->title)
#define NextWindow(w) ((w)->next)
#define PrevWindow(w) ((w)->prev)
#define NextWindowBuilt(w) ((w)->nextbuilt)
#define PrevWindowBuilt(w) ((w)->prevbuilt)
#define GetClass(w) ((w)->class)
#define GetAttribute(w) ((w)->attrib)
#define AddAttribute(w,a) (GetAttribute(w) |= a)
#define ClearAttribute(w,a) (GetAttribute(w) &= ~(a))
#define TestAttribute(w,a) (GetAttribute(w) & (a))
#define isVisible(w) (GetAttribute(w) & VISIBLE)
#define SetVisible(w) (GetAttribute(w) |= VISIBLE)
#define ClearVisible(w) (GetAttribute(w) &= ~VISIBLE)
#define gotoxy(w,x,y) cursor(w->rc.lf+(x)+1,w->rc.tp+(y)+1)
WINDOW CreateWindow(CLASS,char *,int,int,int,int,void*,WINDOW,
int (*)(struct window *,enum messages,PARAM,PARAM),int);
void AddTitle(WINDOW, char *);
void InsertTitle(WINDOW, char *);
void DisplayTitle(WINDOW, RECT *);
void RepaintBorder(WINDOW, RECT *);
void ClearWindow(WINDOW, RECT *, int);
#ifdef INCLUDE_SYSTEM_MENUS
void clipline(WINDOW, int, char *);
#else
#define clipline(w,x,c) /**/
#endif
void writeline(WINDOW, char *, int, int, int);
void writefull(WINDOW, char *, int);
void SetNextFocus(WINDOW,int);
void SetPrevFocus(WINDOW,int);
void PutWindowChar(WINDOW, int, int, int);
void GetVideoBuffer(WINDOW);
void RestoreVideoBuffer(WINDOW);
void CreatePath(char *, char *, int, int);
int LineLength(char *);
RECT AdjustRectangle(WINDOW, RECT);
#define DisplayBorder(wnd) RepaintBorder(wnd, NULL)
#define DefaultWndProc(wnd,msg,p1,p2) \
(*classdefs[FindClass(wnd->class)].wndproc)(wnd,msg,p1,p2)
#define BaseWndProc(class,wnd,msg,p1,p2) \
(*classdefs[DerivedClass(class)].wndproc)(wnd,msg,p1,p2)
#define NULLWND ((WINDOW) 0)
struct LinkedList {
WINDOW FirstWindow;
WINDOW LastWindow;
};
extern struct LinkedList Focus;
extern struct LinkedList Built;
extern WINDOW inFocus;
extern WINDOW CaptureMouse;
extern WINDOW CaptureKeyboard;
extern int foreground, background;
extern int WindowMoving;
extern int WindowSizing;
extern int TextMarking;
extern char *Clipboard;
extern WINDOW SystemMenuWnd;
/* --------------- border characters ------------- */
#define FOCUS_NW '\xc9'
#define FOCUS_NE '\xbb'
#define FOCUS_SE '\xbc'
#define FOCUS_SW '\xc8'
#define FOCUS_SIDE '\xba'
#define FOCUS_LINE '\xcd'
#define NW '\xda'
#define NE '\xbf'
#define SE '\xd9'
#define SW '\xc0'
#define SIDE '\xb3'
#define LINE '\xc4'
#define LEDGE '\xc3'
#define REDGE '\xb4'
/* ------------- scroll bar characters ------------ */
#define UPSCROLLBOX '\x1e'
#define DOWNSCROLLBOX '\x1f'
#define LEFTSCROLLBOX '\x11'
#define RIGHTSCROLLBOX '\x10'
#define SCROLLBARCHAR 176
#define SCROLLBOXCHAR 178
#define CHECKMARK 251 /* menu item toggle */
/* ----------------- title bar characters ----------------- */
#define CONTROLBOXCHAR '\xf0'
#define MAXPOINTER 24 /* maximize token */
#define MINPOINTER 25 /* minimize token */
#define RESTOREPOINTER 18 /* restore token */
/* --------------- text control characters ---------------- */
#define APPLCHAR 176 /* fills application window */
#define SHORTCUTCHAR '~' /* prefix: shortcut key display */
#define CHANGECOLOR 174 /* prefix to change colors */
#define RESETCOLOR 175 /* reset colors to default */
#define LISTSELECTOR 4 /* selected list box entry */
/* ---- standard window message processing prototypes ----- */
int ApplicationProc(WINDOW, MESSAGE, PARAM, PARAM);
int NormalProc(WINDOW, MESSAGE, PARAM, PARAM);
int TextBoxProc(WINDOW, MESSAGE, PARAM, PARAM);
int ListBoxProc(WINDOW, MESSAGE, PARAM, PARAM);
int EditBoxProc(WINDOW, MESSAGE, PARAM, PARAM);
int MenuBarProc(WINDOW, MESSAGE, PARAM, PARAM);
int PopDownProc(WINDOW, MESSAGE, PARAM, PARAM);
int ButtonProc(WINDOW, MESSAGE, PARAM, PARAM);
int DialogProc(WINDOW, MESSAGE, PARAM, PARAM);
int SystemMenuProc(WINDOW, MESSAGE, PARAM, PARAM);
int HelpBoxProc(WINDOW, MESSAGE, PARAM, PARAM);
int MessageBoxProc(WINDOW, MESSAGE, PARAM, PARAM);
/* ------------- normal box prototypes ------------- */
int isWindow(WINDOW);
WINDOW inWindow(int, int);
int WndForeground(WINDOW);
int WndBackground(WINDOW);
int FrameForeground(WINDOW);
int FrameBackground(WINDOW);
int SelectForeground(WINDOW);
int SelectBackground(WINDOW);
void SetStandardColor(WINDOW);
void SetReverseColor(WINDOW);
void SetClassColors(CLASS);
WINDOW GetFirstChild(WINDOW);
WINDOW GetNextChild(WINDOW);
WINDOW GetLastChild(WINDOW);
WINDOW GetPrevChild(WINDOW);
#define HitControlBox(wnd, p1, p2) \
(TestAttribute(wnd, TITLEBAR) && \
TestAttribute(wnd, CONTROLBOX) && \
p1 == 2 && p2 == 0)
/* -------- text box prototypes ---------- */
#define TextLine(wnd, sel) \
(wnd->text + *((int *)(wnd->extension) + sel))
void WriteTextLine(WINDOW, RECT *, int, int);
void SetAnchor(WINDOW, int, int);
#define BlockMarked(wnd) ( wnd->BlkBegLine || \
wnd->BlkEndLine || \
wnd->BlkBegCol || \
wnd->BlkEndCol)
#define ClearBlock(wnd) wnd->BlkBegLine = wnd->BlkEndLine = \
wnd->BlkBegCol = wnd->BlkEndCol = 0;
#define GetText(w) ((w)->text)
void ClearTextPointers(WINDOW);
void BuildTextPointers(WINDOW);
/* --------- menu prototypes ---------- */
int CopyCommand(char *, char *, int, int);
void PrepOptionsMenu(void *, struct Menu *);
void PrepEditMenu(void *, struct Menu *);
void PrepWindowMenu(void *, struct Menu *);
void BuildSystemMenu(WINDOW);
int isActive(MENU *, int);
void ActivateCommand(MENU *,int);
void DeactivateCommand(MENU *,int);
int GetCommandToggle(MENU *,int);
void SetCommandToggle(MENU *,int);
void ClearCommandToggle(MENU *,int);
void InvertCommandToggle(MENU *,int);
/* ------------- list box prototypes -------------- */
int ItemSelected(WINDOW, int);
/* ------------- edit box prototypes ----------- */
#ifdef INCLUDE_MULTILINE
#define isMultiLine(wnd) TestAttribute(wnd, MULTILINE)
#else
#define isMultiLine(wnd) FALSE
#endif
/* --------- message box prototypes -------- */
void MessageBox(char *, char *);
void ErrorMessage(char *);
int TestErrorMessage(char *);
int YesNoBox(char *);
int MsgHeight(char *);
int MsgWidth(char *);
#ifdef INCLUDE_DIALOG_BOXES
/* ------------- dialog box prototypes -------------- */
int DialogBox(WINDOW, DBOX *,
int (*)(struct window *, enum messages, PARAM, PARAM));
int DlgOpenFile(char *, char *);
int DlgSaveAs(char *);
void GetDlgListText(WINDOW, char *, enum commands);
int DlgDirList(WINDOW, char *, enum commands,
enum commands, unsigned);
int RadioButtonSetting(DBOX *, enum commands);
void PushRadioButton(DBOX *, enum commands);
void PutItemText(WINDOW, enum commands, char *);
void GetItemText(WINDOW, enum commands, char *, int);
void SetCheckBox(DBOX *, enum commands);
void ClearCheckBox(DBOX *, enum commands);
int CheckBoxSetting(DBOX *, enum commands);
WINDOW ControlWindow(DBOX *, enum commands);
CTLWINDOW *ControlBox(DBOX *, WINDOW);
#endif
/* ------------- help box prototypes ------------- */
void HelpFunction(void);
void LoadHelpFile(void);
#define swap(a,b){int x=a;a=b;b=x;}
#endif