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Aminet 31
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Aminet 31 (1999)(Schatztruhe)[!][Jun 1999].iso
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util
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gnu
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xpdf-0.8-src.lha
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xpdf-0.8-src
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ltk
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LTKApp.h
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C/C++ Source or Header
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1998-11-28
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4KB
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127 lines
//========================================================================
//
// LTKApp.h
//
// Copyright 1996 Derek B. Noonburg
//
//========================================================================
#ifndef LTKAPP_H
#define LTKAPP_H
#ifdef __GNUC__
#pragma interface
#endif
#include <stddef.h>
#include <sys/types.h>
#include <sys/time.h>
#if defined(VMS) && defined(__DECCXX) && (__DECCXX_VER < 50200000)
#include "vms_unix_time.h"
#endif
#include <X11/Xlib.h>
#include <X11/Xresource.h>
#include "gtypes.h"
#include "GString.h"
class LTKApp;
class LTKWindow;
class LTKWidget;
class LTKMenu;
//------------------------------------------------------------------------
// callback type
//------------------------------------------------------------------------
typedef void (*LTKAppKillCbk)(LTKWindow *win);
//------------------------------------------------------------------------
// LTKApp
//------------------------------------------------------------------------
#define ltkWinTabSize 127
struct LTKWinHash {
Window xwin;
LTKWindow *win;
LTKWidget *widget;
LTKWinHash *next;
};
class LTKApp {
public:
//---------- constructor and destructor ----------
LTKApp(char *appName1, XrmOptionDescRec *opts, int *argc, char *argv[]);
~LTKApp();
//---------- access ----------
Display *getDisplay() { return display; }
int getScreenNum() { return screenNum; }
GString *getAppName() { return appName; }
int getDisplayWidth() { return DisplayWidth(display, screenNum); }
int getDisplayHeight() { return DisplayHeight(display, screenNum); }
//---------- resources ----------
GString *getStringResource(char *inst, char *def);
int getIntResource(char *inst, int def);
GBool getBoolResource(char *inst, GBool def);
unsigned long getColorResource(char *inst,
char *def1, unsigned long def2,
XColor *xcol);
XFontStruct *getFontResource(char *inst, char *def);
void getGeometryResource(char *inst, int *x, int *y,
Guint *width, Guint *height);
//---------- window list ----------
LTKWindow *addWindow(LTKWindow *w);
LTKWindow *delWindow(LTKWindow *w);
void registerXWindow(Window xwin, LTKWindow *win, LTKWidget *widget);
LTKWindow *findWindow(Window xwin, LTKWidget **widget);
//---------- special access ----------
void setGrabWin(LTKWindow *win) { grabWin = win; }
void setMenu(LTKMenu *menu) { activeMenu = menu; }
void setRepeatEvent(LTKWidget *repeatWidget1, int repeatDelay1,
int repeatPeriod1);
void setKillCbk(LTKAppKillCbk cbk) { killCbk = cbk; }
//---------- event handler ----------
void doEvent(GBool wait);
private:
GString *appName; // application name (for X resources)
LTKWindow *windows; // list of windows
LTKWinHash // hash table of (X window) -> (LTK
*winTab[ltkWinTabSize]; // window/widget) mappings
LTKWindow *grabWin; // do events only for this window
LTKMenu *activeMenu; // currently posted menu
LTKWidget *repeatWidget; // do repeat events for this widget
int repeatDelay; // microseconds before first repeat event
int repeatPeriod; // microseconds between repeat events
GBool firstRepeat; // set before first repeat event
struct timeval lastRepeat; // time of last repeat
Display *display; // X display
int screenNum; // X screen number
XrmDatabase resourceDB; // X resource database
Atom wmDeleteWinAtom; // atom for WM_DELETE_WINDOW
int pressedBtn; // button currently pressed
Time buttonPressTime; // time of last button press
LTKAppKillCbk killCbk; // WM_DELETE_WINDOW callback
};
#endif