diff options
Diffstat (limited to 'src/SmeLine.c')
| -rw-r--r-- | src/SmeLine.c | 328 |
1 files changed, 152 insertions, 176 deletions
diff --git a/src/SmeLine.c b/src/SmeLine.c index e5d1f25..68a995f 100644 --- a/src/SmeLine.c +++ b/src/SmeLine.c @@ -25,6 +25,7 @@ in this Software without prior written authorization from The Open Group. * * Author: Chris D. Peterson, MIT X Consortium */ +/* $XFree86: xc/lib/Xaw/SmeLine.c,v 1.8 2001/12/14 19:54:43 dawes Exp $ */ /* * Sme.c - Source code for the generic menu entry @@ -39,131 +40,152 @@ in this Software without prior written authorization from The Open Group. #include <stdio.h> #include <X11/IntrinsicP.h> #include <X11/StringDefs.h> - -#include <X11/Xaw/XawInit.h> -#include <X11/Xaw/SmeLineP.h> #include <X11/Xaw/Cardinals.h> - -#define offset(field) XtOffsetOf(SmeLineRec, sme_line.field) -static XtResource resources[] = { - {XtNlineWidth, XtCLineWidth, XtRDimension, sizeof(Dimension), - offset(line_width), XtRImmediate, (XtPointer) 1}, - {XtNstipple, XtCStipple, XtRBitmap, sizeof(Pixmap), - offset(stipple), XtRImmediate, (XtPointer) XtUnspecifiedPixmap}, - {XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel), - offset(foreground), XtRString, XtDefaultForeground}, -}; -#undef offset +#include <X11/Xaw/SmeLineP.h> +#include <X11/Xaw/XawInit.h> +#include "Private.h" /* - * Function definitions. + * Class Methods */ +static void XawSmeLineDestroy(Widget); +static void XawSmeLineInitialize(Widget, Widget, ArgList, Cardinal*); +static void XawSmeLineRedisplay(Widget, XEvent*, Region); +static Boolean XawSmeLineSetValues(Widget, Widget, Widget, + ArgList, Cardinal*); -static void Redisplay(), Initialize(); -static void DestroyGC(), CreateGC(); -static Boolean SetValues(); -static XtGeometryResult QueryGeometry(); - +/* + * Prototypes + */ +static void CreateGC(Widget); +static void DestroyGC(Widget); -#define SUPERCLASS (&smeClassRec) +/* + * Initialization + */ +#define offset(field) XtOffsetOf(SmeLineRec, sme_line.field) +static XtResource resources[] = { + { + XtNlineWidth, + XtCLineWidth, + XtRDimension, + sizeof(Dimension), + offset(line_width), + XtRImmediate, + (XtPointer)1 + }, + { + XtNstipple, + XtCStipple, + XtRBitmap, + sizeof(Pixmap), + offset(stipple), + XtRImmediate, + (XtPointer)XtUnspecifiedPixmap + }, + { + XtNforeground, + XtCForeground, + XtRPixel, + sizeof(Pixel), + offset(foreground), + XtRString, + XtDefaultForeground + }, +}; +#undef offset +#define Superclass (&smeClassRec) SmeLineClassRec smeLineClassRec = { + /* rectangle */ + { + (WidgetClass)Superclass, /* superclass */ + "SmeLine", /* class_name */ + sizeof(SmeLineRec), /* widget_size */ + XawInitializeWidgetSet, /* class_initialize */ + NULL, /* class_part_initialize */ + False, /* class inited */ + XawSmeLineInitialize, /* initialize */ + NULL, /* initialize_hook */ + NULL, /* realize */ + NULL, /* actions */ + 0, /* num_actions */ + resources, /* resources */ + XtNumber(resources), /* num_resources */ + NULLQUARK, /* xrm_class */ + False, /* compress_motion */ + False, /* compress_exposure */ + False, /* compress_enterleave */ + False, /* visible_interest */ + XawSmeLineDestroy, /* destroy */ + NULL, /* resize */ + XawSmeLineRedisplay, /* expose */ + XawSmeLineSetValues, /* set_values */ + NULL, /* set_values_hook */ + XtInheritSetValuesAlmost, /* set_values_almost */ + NULL, /* get_values_hook */ + NULL, /* accept_focus */ + XtVersion, /* intrinsics version */ + NULL, /* callback offsets */ + NULL, /* tm_table */ + XtInheritQueryGeometry, /* query_geometry */ + NULL, /* display_accelerator */ + NULL, /* extension */ + }, + /* sme */ { - /* superclass */ (WidgetClass) SUPERCLASS, - /* class_name */ "SmeLine", - /* size */ sizeof(SmeLineRec), - /* class_initialize */ XawInitializeWidgetSet, - /* class_part_initialize*/ NULL, - /* Class init'ed */ FALSE, - /* initialize */ Initialize, - /* initialize_hook */ NULL, - /* realize */ NULL, - /* actions */ NULL, - /* num_actions */ ZERO, - /* resources */ resources, - /* resource_count */ XtNumber(resources), - /* xrm_class */ NULLQUARK, - /* compress_motion */ FALSE, - /* compress_exposure */ FALSE, - /* compress_enterleave*/ FALSE, - /* visible_interest */ FALSE, - /* destroy */ DestroyGC, - /* resize */ NULL, - /* expose */ Redisplay, - /* set_values */ SetValues, - /* set_values_hook */ NULL, - /* set_values_almost */ XtInheritSetValuesAlmost, - /* get_values_hook */ NULL, - /* accept_focus */ NULL, - /* intrinsics version */ XtVersion, - /* callback offsets */ NULL, - /* tm_table */ NULL, - /* query_geometry */ QueryGeometry, - /* display_accelerator*/ NULL, - /* extension */ NULL - },{ - /* Menu Entry Fields */ - - /* highlight */ XtInheritHighlight, - /* unhighlight */ XtInheritUnhighlight, - /* notify */ XtInheritNotify, - /* extension */ NULL - },{ - /* Line Menu Entry Fields */ - /* extension */ NULL + XtInheritHighlight, /* highlight */ + XtInheritUnhighlight, /* unhighlight */ + XtInheritNotify, /* notify */ + NULL, /* extension */ + }, + /* sme_line */ + { + NULL, /* extension */ } }; -WidgetClass smeLineObjectClass = (WidgetClass) &smeLineClassRec; - -/************************************************************ - * - * Semi-Public Functions. - * - ************************************************************/ +WidgetClass smeLineObjectClass = (WidgetClass)&smeLineClassRec; -/* Function Name: Initialize - * Description: Initializes the simple menu widget - * Arguments: request - the widget requested by the argument list. - * new - the new widget with both resource and non - * resource values. - * Returns: none. +/* + * Implementation */ - -/* ARGSUSED */ +/*ARGSUSED*/ static void -Initialize(request, new, args, num_args) -Widget request, new; -ArgList args; -Cardinal *num_args; +XawSmeLineInitialize(Widget request, Widget cnew, + ArgList args, Cardinal *num_args) { - SmeLineObject entry = (SmeLineObject) new; + SmeLineObject entry = (SmeLineObject)cnew; - if (entry->rectangle.height == 0) - entry->rectangle.height = entry->sme_line.line_width; + if (XtHeight(entry) == 0) + XtHeight(entry) = entry->sme_line.line_width; - CreateGC(new); + CreateGC(cnew); } -/* Function Name: CreateGC - * Description: Creates the GC for the line entry widget. - * Arguments: w - the Line entry widget. - * Returns: none +/* + * Function: + * CreateGC + * + * Parameters: + * w - Line entry widget + * + * Description: + * Creates the GC for the line entry widget. * + * Note: * We can only share the GC if there is no stipple, because - * we need to change the stipple origin when drawing. + * we need to change the stipple origin when drawing */ - static void -CreateGC(w) -Widget w; +CreateGC(Widget w) { - SmeLineObject entry = (SmeLineObject) w; + SmeLineObject entry = (SmeLineObject)w; XGCValues values; - XtGCMask mask = GCForeground | GCGraphicsExposures | GCLineWidth ; + XtGCMask mask = GCForeground | GCGraphicsExposures | GCLineWidth; values.foreground = entry->sme_line.foreground; - values.graphics_exposures = FALSE; + values.graphics_exposures = False; values.line_width = entry->sme_line.line_width; if (entry->sme_line.stipple != XtUnspecifiedPixmap) { @@ -179,17 +201,16 @@ Widget w; entry->sme_line.gc = XtGetGC(w, mask, &values); } -/* Function Name: DestroyGC - * Description: Destroys the GC when we are done with it. - * Arguments: w - the Line entry widget. - * Returns: none - */ +static void +XawSmeLineDestroy(Widget w) +{ + DestroyGC(w); +} static void -DestroyGC(w) -Widget w; +DestroyGC(Widget w) { - SmeLineObject entry = (SmeLineObject) w; + SmeLineObject entry = (SmeLineObject)w; if (entry->sme_line.stipple != XtUnspecifiedPixmap) XFreeGC(XtDisplayOfObject(w), entry->sme_line.gc); @@ -197,92 +218,47 @@ Widget w; XtReleaseGC(w, entry->sme_line.gc); } -/* Function Name: Redisplay - * Description: Paints the Line - * Arguments: w - the menu entry. - * event, region - NOT USED. - * Returns: none - */ - /*ARGSUSED*/ static void -Redisplay(w, event, region) -Widget w; -XEvent * event; -Region region; +XawSmeLineRedisplay(Widget w, XEvent *event, Region region) { - SmeLineObject entry = (SmeLineObject) w; - int y = entry->rectangle.y + - (int)(entry->rectangle.height - entry->sme_line.line_width) / 2; + SmeLineObject entry = (SmeLineObject)w; + int y = XtY(w) + (((int)XtHeight(w) - entry->sme_line.line_width) >> 1); if (entry->sme_line.stipple != XtUnspecifiedPixmap) XSetTSOrigin(XtDisplayOfObject(w), entry->sme_line.gc, 0, y); XFillRectangle(XtDisplayOfObject(w), XtWindowOfObject(w), - entry->sme_line.gc, - 0, y, (unsigned int) entry->rectangle.width, - (unsigned int) entry->sme_line.line_width ); + entry->sme_line.gc, XtX(w), y, + XtWidth(w), entry->sme_line.line_width); } -/* Function Name: SetValues - * Description: Relayout the menu when one of the resources is changed. - * Arguments: current - current state of the widget. - * request - what was requested. - * new - what the widget will become. - * Returns: none +/* + * Function: + * XawSmeLineSetValues + * + * Parameters: + * current - current state of the widget + * request - what was requested + * cnew - what the widget will become + * + * Description: + * Relayout the menu when one of the resources is changed. */ - -/* ARGSUSED */ +/*ARGSUSED*/ static Boolean -SetValues(current, request, new, args, num_args) -Widget current, request, new; -ArgList args; -Cardinal *num_args; +XawSmeLineSetValues(Widget current, Widget request, Widget cnew, + ArgList args, Cardinal *num_args) { - SmeLineObject entry = (SmeLineObject) new; - SmeLineObject old_entry = (SmeLineObject) current; + SmeLineObject entry = (SmeLineObject)cnew; + SmeLineObject old_entry = (SmeLineObject)current; - if ( (entry->sme_line.line_width != old_entry->sme_line.line_width) && - (entry->sme_line.stipple != old_entry->sme_line.stipple) ) { + if (entry->sme_line.line_width != old_entry->sme_line.line_width && + entry->sme_line.stipple != old_entry->sme_line.stipple) { DestroyGC(current); - CreateGC(new); - return(TRUE); + CreateGC(cnew); + return (True); } - return(FALSE); -} - -/* Function Name: QueryGeometry. - * Description: Returns the preferred geometry for this widget. - * Arguments: w - the menu entry object. - * itended, return - the intended and return geometry info. - * Returns: A Geometry Result. - * - * See the Intrinsics manual for details on what this function is for. - * - * I just return the height and a width of 1. - */ - -static XtGeometryResult -QueryGeometry(w, intended, return_val) -Widget w; -XtWidgetGeometry *intended, *return_val; -{ - SmeObject entry = (SmeObject) w; - Dimension width; - XtGeometryResult ret_val = XtGeometryYes; - XtGeometryMask mode = intended->request_mode; - width = 1; /* we can be really small. */ - - if ( ((mode & CWWidth) && (intended->width != width)) || - !(mode & CWWidth) ) { - return_val->request_mode |= CWWidth; - return_val->width = width; - mode = return_val->request_mode; - - if ( (mode & CWWidth) && (width == entry->rectangle.width) ) - return(XtGeometryNo); - return(XtGeometryAlmost); - } - return(ret_val); + return (False); } |