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/* Copyright (C) 2000-2008 by George Williams */
/*
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:

 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.

 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.

 * The name of the author may not be used to endorse or promote products
 * derived from this software without specific prior written permission.

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef _GWIDGET_H
#define _GWIDGET_H

#include <stdarg.h>
#include "gdraw.h"
#include "gprogress.h"
#include "ggadget.h"

struct ggadget;
struct ggadgetcreatedata;
struct gtimer;

typedef GWindow GWidget;

typedef struct gwidgetcreatedata {
    GRect r;
    struct ggadgetcreatedata *gcd;
    struct gwidgetcreatedata *wcd;
    unichar_t *title;
    unsigned int trap_input: 1;
    unsigned int tab_navigation: 1;
    unsigned int arrow_navigation: 1;
    unsigned int do_default: 1;
    unsigned int do_cancel: 1;
    Color fore, back;
    void (*e_h)(GWindow, GEvent *);		/* User's event function for window, our eh will call it */
#if 0 /* should expect these events: */
    void (*create)(Widget *);
    void (*close)(Widget *);
    void (*expose)(Widget *,XEvent *);
    void (*mouse)(Widget *,XEvent *,int count);
    void (*key)(Widget *,XEvent *);
    void (*resize)(Widget *,XEvent *);
    void (*map)(Widget *,XEvent *);
    void (*time)(Widget *,struct timer *timer);
    void (*paste)(Widget *,void *data, long length);
#endif
} GWidgetData;

typedef struct gwidgetcreatordata {
    GWidget *(*creator)(GWidget *parent, GWidgetData *, void *data);
    GWidgetData wd;
    void *data;
} GWidgetCreateData;

extern GWindow GWidgetCreateTopWindow(GDisplay *gdisp, GRect *pos, int (*eh)(GWindow,GEvent *), void *user_data, GWindowAttrs *wattrs);
extern GWindow GWidgetCreateSubWindow(GWindow w, GRect *pos, int (*eh)(GWindow,GEvent *), void *user_data, GWindowAttrs *wattrs);
extern GWindow GWidgetCreatePalette(GWindow w, GRect *pos, int (*eh)(GWindow,GEvent *), void *user_data, GWindowAttrs *wattrs);

GWindow GWindowGetCurrentFocusTopWindow(void);
GWindow GWidgetGetCurrentFocusWindow(void);
GWindow GWidgetGetPreviousFocusTopWindow(void);
struct ggadget *GWindowGetCurrentFocusGadget(void);
struct ggadget *GWindowGetFocusGadgetOfWindow(GWindow gw);
void GWindowClearFocusGadgetOfWindow(GWindow gw);
void GWidgetIndicateFocusGadget(struct ggadget *g);
void GWidgetNextFocus(GWindow);
void GWidgetPrevFocus(GWindow);
void GWidgetRequestVisiblePalette(GWindow palette,int visible);
void GWidgetHidePalettes(void);
void GPaletteDock(GWindow palette,int x, int y);
void GPaletteUndock(GWindow palette,int x, int y);
int GPaletteIsDocked(GWindow palette);
void GWidgetReparentWindow(GWindow child,GWindow newparent, int x,int y);

struct ggadget *GWidgetGetControl(GWindow gw, int cid);
struct ggadget *_GWidgetGetGadgets(GWindow gw);
GWindow GWidgetGetParent(GWindow gw);
GWindow GWidgetGetTopWidget(GWindow gw);
extern GDrawEH GWidgetGetEH(GWindow w);
extern void GWidgetSetEH(GWindow w,GDrawEH e_h);
extern void GWidgetFlowGadgets(GWindow gw);
extern void GWidgetToDesiredSize(GWindow gw);

	/* Built in dialogs */
unichar_t *GWidgetOpenFile(const unichar_t *title, const unichar_t *defaultfile,
	const unichar_t *initial_filter, unichar_t **mimetypes,GFileChooserFilterType filter);
unichar_t *GWidgetSaveAsFile(const unichar_t *title, const unichar_t *defaultfile,
	const unichar_t *initial_filter, unichar_t **mimetypes,GFileChooserFilterType filter );
unichar_t *GWidgetSaveAsFileWithGadget(const unichar_t *title, const unichar_t *defaultfile,
	const unichar_t *initial_filter, unichar_t **mimetypes,
	GFileChooserFilterType filter, GGadgetCreateData *optional_gcd);
char *GWidgetOpenFile8(const char *title, const char *defaultfile,
	const char *initial_filter, char **mimetypes,GFileChooserFilterType filter);
char *GWidgetSaveAsFileWithGadget8(const char *title, const char *defaultfile,
	const char *initial_filter, char **mimetypes,
	GFileChooserFilterType filter, GGadgetCreateData *optional_gcd);
char *GWidgetSaveAsFile8(const char *title, const char *defaultfile,
	const char *initial_filter, char **mimetypes,GFileChooserFilterType filter );
int GWidgetAsk(const unichar_t *title, const unichar_t **answers, const unichar_t *mn,
	int def, int cancel,const unichar_t *question,...);
int GWidgetAskCentered(const unichar_t *title,
	const unichar_t ** answers, const unichar_t *mn, int def, int cancel,const unichar_t *question,...);
unichar_t *GWidgetAskString(const unichar_t *title,
	const unichar_t *def,const unichar_t *question,...);
void GWidgetPostNotice(const unichar_t *title,const unichar_t *statement,...);
void GWidgetError(const unichar_t *title,const unichar_t *statement,...);
void GWidgetErrorR(int title,int statement,...);
int GWidgetAskR(int title, int *answers, int def, int cancel,int question,...);
int GWidgetAskR_(int title, int *answers, int def, int cancel,const unichar_t *question,...);
int GWidgetAskCenteredR(int title, int *answers, int def, int cancel,int question,...);
int GWidgetAskCenteredR_(int title, int *answers, int def, int cancel,const unichar_t *question,...);
unichar_t *GWidgetAskStringR(int title, const unichar_t *def,int question,...);
void GWidgetPostNoticeR(int title,int statement,...);
int GWidgetAsk8(const char *title, const char **answers,
	int def, int cancel,const char *question,...);
int GWidgetAskCentered8(const char *title,
	const char ** answers, int def, int cancel,const char *question,...);
char *GWidgetAskString8(const char *title,
	const char *def,const char *question,...);
char *GWidgetAskPassword8(const char *title,
	const char *def,const char *question,...);
void GWidgetPostNotice8(const char *title,const char *statement,...);
void _GWidgetPostNotice8(const char *title,const char *statement,va_list ap,int timeout);
void GWidgetPostNoticeTimeout8(int timeout, const char *title,const char *statement,...);
int GWidgetPostNoticeActive8(const char *title);
void GWidgetError8(const char *title,const char *statement,...);

int GWidgetChoicesR(int title, const unichar_t **choices,int cnt, int def,int question,...);
int GWidgetChoicesBR(int title, const unichar_t **choices, int cnt, int def,
	int buts[2],int question,...);
int GWidgetChoicesBRM(int title, const unichar_t **choices,char *sel,
	int cnt, int buts[2], int question,...);
int GWidgetChoices8(const char *title, const char **choices,int cnt, int def,
	const char *question,...);
int GWidgetChoicesB8(char *title, const char **choices, int cnt, int def,
	char *buts[2], const char *question,...);
int GWidgetChoicesBM8(char *title, const char **choices,char *sel,
	int cnt, char *buts[2], const char *question,...);

extern struct hslrgb GWidgetColor(const char *title,struct hslrgb *defcol,struct hslrgb fontcols[6]);

#define gwwv_choose_multiple	GWidgetChoicesBM8
#define gwwv_choose_with_buttons	GWidgetChoicesB8
#define gwwv_choose		GWidgetChoices8
#define gwwv_ask_string		GWidgetAskString8
#define gwwv_ask_password	GWidgetAskPassword8
#define gwwv_ask		GWidgetAsk8
#define gwwv_ask_centered	GWidgetAskCentered8
#define gwwv_post_error		GWidgetError8
#define gwwv_post_notice	GWidgetPostNotice8
#define gwwv_post_notice_timeout	GWidgetPostNoticeTimeout8
#define gwwv_open_filename(tit,def,filter,filtfunc)	GWidgetOpenFile8(tit,def,filter,NULL,filtfunc)
#define gwwv_save_filename(tit,def,filter)		GWidgetSaveAsFile8(tit,def,filter,NULL,NULL)
#define gwwv_save_filename_with_gadget(tit,def,filter,gcd)		GWidgetSaveAsFileWithGadget8(tit,def,filter,NULL,NULL,gcd)

void GWidgetCreateInsChar(void);	/* takes input even when a modal dlg is active */
		/* but is not modal itself */
void GInsCharSetChar(unichar_t ch);	/* Sets current selection in ins char dlg */

extern GIC *GWidgetCreateInputContext(GWindow w,enum gic_style def_style);
extern GIC *GWidgetGetInputContext(GWindow w);


#if 0
Widget *CreateCenteredDialog(Widget *parent, WidgetData *wd,void *data);
Widget *CreateDialog(Widget *parent, WidgetData *wd,void *data);
Widget *CreateTopWindow(Widget *parent, WidgetData *wd,void *data);
Widget *CreateCanvas(Widget *parent, WidgetData *wd,void *data);
Widget *CreateWidgets(Widget *parent, WidgetCreateData *wcd);

unichar_t *CreateFileDialog(unichar_t *title,unichar_t *dir,unichar_t *file,unichar_t *mimetypes, unichar_t *wildcard, unichar_t *open, unichar_t *cancel);
int CreateQuestionDialog(unichar_t *title, unichar_t *question,unichar_t *but1, unichar_t *but2, unichar_t *but3, unichar_t *but4, unichar_t *but5);
unichar_t *CreateStringDialog(unichar_t *title, unichar_t *question, unichar_t *def, unichar_t *ok, unichar_t *cancel);
TextInfo *CreateListDialog(unichar_t *title, unichar_t *question, TextInfo *list, unichar_t *ok, unichar_t *cancel);
void CreateNoteDlg(unichar_t *title,unichar_t *text,unichar_t *ok);	/* does not take focus, vanishes if ignored */
void CreateWarningDlg(unichar_t *title,unichar_t *text,unichar_t *ok);	/* does not take focus, vanishes if ignored */
void CreateErrorDlg(unichar_t *title,unichar_t *text,unichar_t *ok);	/* does take focus */
void CreateFatalDlg(unichar_t *title,unichar_t *text,unichar_t *ok);	/* does not return, preallocated */
void CreateCharDialog();	/* takes input even when a modal dlg is active */
		/* but is not modal itself */
void CreatePrefsDialog();

void WidgetSetTitle(Widget *widg,unichar_t *title);
unichar_t_t WidgetGetTitle(Widget *widg);

void WidgetChangeMenu(Widget *widg,MenuItem *bar);
void WidgetChangeInvisibleCommands(Widget *widg,MenuItem *invisible);
MenuItem *WidgetGetMenu(Widget *widg);
MenuItem *WidgetGetInvisibleCommands(Widget *widg);

enum handler_mask { hm_close=1, hm_expose=2, hm_mouse=4, hm_key=8, hm_resize=16, hm_map=32, hm_time=64, hm_paste=128 };
void WidgetSetHandlers(Widget *widg,enum handler_mask hm, WidgetData *wd);

void WidgetMove(Widget *widg, int x, int y);
void WidgetResize(Widget *widg, int width, int height);
void WidgetReposition(Widget *widg, Rect *r);
Rect *WidgetGetPos(Widget *widg);

void WidgetRaise(Widget *widg);
void WidgetLower(Widget *widg);

void WidgetSetIconName(Widget *widg,unichar_t *name);
void WidgetSetIconPixmap(Widget *widg,Pixmap p);
#endif
#endif