diff options
Diffstat (limited to 'src/Toggle.c')
| -rw-r--r-- | src/Toggle.c | 824 |
1 files changed, 419 insertions, 405 deletions
diff --git a/src/Toggle.c b/src/Toggle.c index 988d9e1..06b2254 100644 --- a/src/Toggle.c +++ b/src/Toggle.c @@ -25,10 +25,9 @@ used in advertising or otherwise to promote the sale, use or other dealings in this Software without prior written authorization from The Open Group. */ +/* $XFree86: xc/lib/Xaw/Toggle.c,v 1.9 2001/12/14 19:54:45 dawes Exp $ */ /* - * Toggle.c - Toggle button widget - * * Author: Chris D. Peterson * MIT X Consortium * kit@expo.lcs.mit.edu @@ -38,74 +37,100 @@ 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/Xmu/Converters.h> #include <X11/Xmu/Misc.h> +#include <X11/Xmu/SysUtil.h> #include <X11/Xaw/ToggleP.h> +#include <X11/Xaw/XawInit.h> -/**************************************************************** - * - * Full class record constant - * - ****************************************************************/ +/* + * Class Methods + */ +static void XawToggleClassInitialize(void); +static void XawToggleInitialize(Widget, Widget, ArgList, Cardinal*); +static Boolean XawToggleSetValues(Widget, Widget, Widget, ArgList, Cardinal*); -/* Private Data */ +/* + * Prototypes + */ +static void AddToRadioGroup(RadioGroup*, Widget); +static void CreateRadioGroup(Widget, Widget); +static RadioGroup *GetRadioGroup(Widget); +static void RemoveFromRadioGroup(Widget); +static void TurnOffRadioSiblings(Widget); +static void XawToggleDestroy(Widget, XtPointer, XtPointer); /* - * The order of toggle and notify are important, as the state has - * to be set when we call the notify proc. + * Actions */ +static void Notify(Widget, XEvent*, String*, Cardinal*); +static void Toggle(Widget, XEvent*, String*, Cardinal*); +static void ToggleSet(Widget, XEvent*, String*, Cardinal*); +/* + * Initialization + */ +/* + * The order of toggle and notify are important, as the state has + * to be set when we call the notify proc + */ static char defaultTranslations[] = - "<EnterWindow>: highlight(Always) \n\ - <LeaveWindow>: unhighlight() \n\ - <Btn1Down>,<Btn1Up>: toggle() notify()"; +"<Enter>:" "highlight(Always)\n" +"<Leave>:" "unhighlight()\n" +"<Btn1Down>,<Btn1Up>:" "toggle() notify()\n" +; #define offset(field) XtOffsetOf(ToggleRec, field) - static XtResource resources[] = { - {XtNstate, XtCState, XtRBoolean, sizeof(Boolean), - offset(command.set), XtRString, "off"}, - {XtNradioGroup, XtCWidget, XtRWidget, sizeof(Widget), - offset(toggle.widget), XtRWidget, (XtPointer) NULL }, - {XtNradioData, XtCRadioData, XtRPointer, sizeof(XtPointer), - offset(toggle.radio_data), XtRPointer, (XtPointer) NULL }, + { + XtNstate, + XtCState, + XtRBoolean, + sizeof(Boolean), + offset(command.set), + XtRString, + "off" + }, + { + XtNradioGroup, + XtCWidget, + XtRWidget, + sizeof(Widget), + offset(toggle.widget), + XtRWidget, + NULL + }, + { + XtNradioData, + XtCRadioData, + XtRPointer, + sizeof(XtPointer), + offset(toggle.radio_data), + XtRPointer, + NULL + }, }; - #undef offset - -static void Toggle(), Initialize(), Notify(), ToggleSet(); -static void ToggleDestroy(), ClassInit(); -static Boolean SetValues(); - -/* Functions for handling the Radio Group. */ - -static RadioGroup * GetRadioGroup(); -static void CreateRadioGroup(), AddToRadioGroup(), TurnOffRadioSiblings(); -static void RemoveFromRadioGroup(); - -static XtActionsRec actionsList[] = -{ - {"toggle", Toggle}, - {"notify", Notify}, - {"set", ToggleSet}, +static XtActionsRec actionsList[] = { + {"toggle", Toggle}, + {"notify", Notify}, + {"set", ToggleSet}, }; -#define SuperClass ((CommandWidgetClass)&commandClassRec) - +#define Superclass ((CommandWidgetClass)&commandClassRec) ToggleClassRec toggleClassRec = { + /* core */ { - (WidgetClass) SuperClass, /* superclass */ + (WidgetClass)Superclass, /* superclass */ "Toggle", /* class_name */ sizeof(ToggleRec), /* size */ - ClassInit, /* class_initialize */ + XawToggleClassInitialize, /* class_initialize */ NULL, /* class_part_initialize */ - FALSE, /* class_inited */ - Initialize, /* initialize */ + False, /* class_inited */ + XawToggleInitialize, /* initialize */ NULL, /* initialize_hook */ XtInheritRealize, /* realize */ actionsList, /* actions */ @@ -113,14 +138,14 @@ ToggleClassRec toggleClassRec = { resources, /* resources */ XtNumber(resources), /* resource_count */ NULLQUARK, /* xrm_class */ - FALSE, /* compress_motion */ - TRUE, /* compress_exposure */ - TRUE, /* compress_enterleave */ - FALSE, /* visible_interest */ - NULL, /* destroy */ + False, /* compress_motion */ + True, /* compress_exposure */ + True, /* compress_enterleave */ + False, /* visible_interest */ + NULL, /* destroy */ XtInheritResize, /* resize */ XtInheritExpose, /* expose */ - SetValues, /* set_values */ + XawToggleSetValues, /* set_values */ NULL, /* set_values_hook */ XtInheritSetValuesAlmost, /* set_values_almost */ NULL, /* get_values_hook */ @@ -130,486 +155,475 @@ ToggleClassRec toggleClassRec = { defaultTranslations, /* tm_table */ XtInheritQueryGeometry, /* query_geometry */ XtInheritDisplayAccelerator, /* display_accelerator */ - NULL /* extension */ - }, /* CoreClass fields initialization */ + NULL, /* extension */ + }, + /* simple */ { - XtInheritChangeSensitive /* change_sensitive */ - }, /* SimpleClass fields initialization */ + XtInheritChangeSensitive, /* change_sensitive */ + }, + /* label */ { - 0 /* field not used */ - }, /* LabelClass fields initialization */ + NULL, /* extension */ + }, + /* command */ { - 0 /* field not used */ - }, /* CommandClass fields initialization */ + NULL, /* extension */ + }, + /* toggle */ { - NULL, /* Set Procedure. */ - NULL, /* Unset Procedure. */ - NULL /* extension. */ - } /* ToggleClass fields initialization */ + NULL, /* Set */ + NULL, /* Unset */ + NULL, /* extension */ + } }; - /* for public consumption */ -WidgetClass toggleWidgetClass = (WidgetClass) &toggleClassRec; - -/**************************************************************** - * - * Private Procedures - * - ****************************************************************/ +WidgetClass toggleWidgetClass = (WidgetClass)&toggleClassRec; +/* + * Impelementation + */ static void -ClassInit() +XawToggleClassInitialize(void) { - XtActionList actions; - Cardinal num_actions; - Cardinal i; - ToggleWidgetClass class = (ToggleWidgetClass) toggleWidgetClass; - static XtConvertArgRec parentCvtArgs[] = { - {XtBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.parent), - sizeof(Widget)} - }; - - XawInitializeWidgetSet(); - XtSetTypeConverter(XtRString, XtRWidget, XmuNewCvtStringToWidget, - parentCvtArgs, XtNumber(parentCvtArgs), XtCacheNone, - (XtDestructor)NULL); -/* - * Find the set and unset actions in the command widget's action table. - */ - - XtGetActionList(commandWidgetClass, &actions, &num_actions); - - for (i = 0 ; i < num_actions ; i++) { - if (streq(actions[i].string, "set")) - class->toggle_class.Set = actions[i].proc; - if (streq(actions[i].string, "unset")) - class->toggle_class.Unset = actions[i].proc; - - if ( (class->toggle_class.Set != NULL) && - (class->toggle_class.Unset != NULL) ) { - XtFree((char *) actions); - return; + XtActionList actions; + Cardinal num_actions; + Cardinal i; + ToggleWidgetClass cclass = (ToggleWidgetClass)toggleWidgetClass; + static XtConvertArgRec parentCvtArgs[] = { + {XtBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.parent), + sizeof(Widget)} + }; + + XawInitializeWidgetSet(); + XtSetTypeConverter(XtRString, XtRWidget, XmuNewCvtStringToWidget, + parentCvtArgs, XtNumber(parentCvtArgs), + XtCacheNone, NULL); + XtSetTypeConverter(XtRWidget, XtRString, XmuCvtWidgetToString, + NULL, 0, XtCacheNone, NULL); + + /* + * Find the set and unset actions in the command widget's action table + */ + XtGetActionList(commandWidgetClass, &actions, &num_actions); + + for (i = 0 ; i < num_actions ; i++) { + if (streq(actions[i].string, "set")) + cclass->toggle_class.Set = actions[i].proc; + if (streq(actions[i].string, "unset")) + cclass->toggle_class.Unset = actions[i].proc; + + if (cclass->toggle_class.Set != NULL && + cclass->toggle_class.Unset != NULL) { + XtFree((char *)actions); + return; + } } - } -/* We should never get here. */ - XtError("Aborting, due to errors resolving bindings in the Toggle widget."); + /* We should never get here */ + XtError("Aborting, due to errors resolving bindings in the Toggle widget."); } /*ARGSUSED*/ -static void Initialize(request, new, args, num_args) - Widget request, new; - ArgList args; - Cardinal *num_args; +static void +XawToggleInitialize(Widget request, Widget cnew, + ArgList args, Cardinal *num_args) { - ToggleWidget tw = (ToggleWidget) new; - ToggleWidget tw_req = (ToggleWidget) request; + ToggleWidget tw = (ToggleWidget)cnew; + ToggleWidget tw_req = (ToggleWidget)request; tw->toggle.radio_group = NULL; if (tw->toggle.radio_data == NULL) - tw->toggle.radio_data = (XtPointer) new->core.name; + tw->toggle.radio_data = (XtPointer)cnew->core.name; if (tw->toggle.widget != NULL) { - if ( GetRadioGroup(tw->toggle.widget) == NULL) - CreateRadioGroup(new, tw->toggle.widget); - else - AddToRadioGroup( GetRadioGroup(tw->toggle.widget), new); - } - XtAddCallback(new, XtNdestroyCallback, ToggleDestroy, (XtPointer)NULL); - -/* - * Command widget assumes that the widget is unset, so we only - * have to handle the case where it needs to be set. - * - * If this widget is in a radio group then it may cause another - * widget to be unset, thus calling the notify proceedure. - * - * I want to set the toggle if the user set the state to "On" in - * the resource group, reguardless of what my ancestors did. - */ - + if (GetRadioGroup(tw->toggle.widget) == NULL) + CreateRadioGroup(cnew, tw->toggle.widget); + else + AddToRadioGroup(GetRadioGroup(tw->toggle.widget), cnew); + } + XtAddCallback(cnew, XtNdestroyCallback, XawToggleDestroy, NULL); + + /* + * Command widget assumes that the widget is unset, so we only + * have to handle the case where it needs to be set + * + * If this widget is in a radio group then it may cause another + * widget to be unset, thus calling the notify proceedure + * + * I want to set the toggle if the user set the state to "On" in + * the resource group, reguardless of what my ancestors did + */ if (tw_req->command.set) - ToggleSet(new, (XEvent *)NULL, (String *)NULL, (Cardinal *)0); + ToggleSet(cnew, NULL, NULL, NULL); } -/************************************************************ - * - * Action Procedures - * - ************************************************************/ - -/* ARGSUSED */ +/*ARGSUSED*/ static void -ToggleSet(w,event,params,num_params) -Widget w; -XEvent *event; -String *params; /* unused */ -Cardinal *num_params; /* unused */ +ToggleSet(Widget w, XEvent *event, String *params, Cardinal *num_params) { - ToggleWidgetClass class = (ToggleWidgetClass) w->core.widget_class; + ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class; TurnOffRadioSiblings(w); - class->toggle_class.Set(w, event, NULL, 0); + cclass->toggle_class.Set(w, event, NULL, NULL); } -/* ARGSUSED */ static void -Toggle(w,event,params,num_params) -Widget w; -XEvent *event; -String *params; /* unused */ -Cardinal *num_params; /* unused */ +Toggle(Widget w, XEvent *event, String *params, Cardinal *num_params) { - ToggleWidget tw = (ToggleWidget)w; - ToggleWidgetClass class = (ToggleWidgetClass) w->core.widget_class; + ToggleWidget tw = (ToggleWidget)w; + ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class; - if (tw->command.set) - class->toggle_class.Unset(w, event, NULL, 0); - else - ToggleSet(w, event, params, num_params); + if (tw->command.set) + cclass->toggle_class.Unset(w, event, NULL, NULL); + else + ToggleSet(w, event, params, num_params); } -/* ARGSUSED */ -static void Notify(w,event,params,num_params) -Widget w; -XEvent *event; -String *params; /* unused */ -Cardinal *num_params; /* unused */ +/*ARGSUSED*/ +static void +Notify(Widget w, XEvent *event, String *params, Cardinal *num_params) { - ToggleWidget tw = (ToggleWidget) w; - long antilint = tw->command.set; + ToggleWidget tw = (ToggleWidget)w; + long antilint = tw->command.set; - XtCallCallbacks( w, XtNcallback, (XtPointer) antilint ); + XtCallCallbacks(w, XtNcallback, (XtPointer)antilint); } -/************************************************************ - * - * Set specified arguments into widget - * - ***********************************************************/ - -/* ARGSUSED */ +/*ARGSUSED*/ static Boolean -SetValues (current, request, new, args, num_args) -Widget current, request, new; -ArgList args; -Cardinal *num_args; +XawToggleSetValues(Widget current, Widget request, Widget cnew, + ArgList args, Cardinal *num_args) { - ToggleWidget oldtw = (ToggleWidget) current; - ToggleWidget tw = (ToggleWidget) new; - ToggleWidget rtw = (ToggleWidget) request; + ToggleWidget oldtw = (ToggleWidget)current; + ToggleWidget tw = (ToggleWidget)cnew; + ToggleWidget rtw = (ToggleWidget)request; if (oldtw->toggle.widget != tw->toggle.widget) - XawToggleChangeRadioGroup(new, tw->toggle.widget); + XawToggleChangeRadioGroup(cnew, tw->toggle.widget); if (!tw->core.sensitive && oldtw->core.sensitive && rtw->command.set) tw->command.set = True; if (oldtw->command.set != tw->command.set) { tw->command.set = oldtw->command.set; - Toggle(new, (XEvent *)NULL, (String *)NULL, (Cardinal *)0); + Toggle(cnew, NULL, NULL, NULL); } - return(FALSE); + + return (False); } -/* Function Name: ToggleDestroy - * Description: Destroy Callback for toggle widget. - * Arguments: w - the toggle widget that is being destroyed. - * junk, grabage - not used. - * Returns: none. +/* + * Function: + * XawToggleDestroy + * + * Parameters: + * w - toggle widget that is being destroyed + * temp1 - not used + * temp2 - "" + * + * Description: + * Destroy Callback for toggle widget. */ - -/* ARGSUSED */ +/*ARGSUSED*/ static void -ToggleDestroy(w, junk, garbage) -Widget w; -XtPointer junk, garbage; +XawToggleDestroy(Widget w, XtPointer temp1, XtPointer temp2) { - RemoveFromRadioGroup(w); + RemoveFromRadioGroup(w); } -/************************************************************ +/* + * Function: + * GetRadioGroup * - * Below are all the private procedures that handle - * radio toggle buttons. + * Parameters: + * w - toggle widget who's radio group we are getting * - ************************************************************/ - -/* Function Name: GetRadioGroup - * Description: Gets the radio group associated with a give toggle - * widget. - * Arguments: w - the toggle widget who's radio group we are getting. - * Returns: the radio group associated with this toggle group. + * Description: + * Gets the radio group associated with a give toggle widget. + * + * Returns: + * The radio group associated with this toggle group */ - static RadioGroup * -GetRadioGroup(w) -Widget w; +GetRadioGroup(Widget w) { - ToggleWidget tw = (ToggleWidget) w; + ToggleWidget tw = (ToggleWidget)w; + + if (tw == NULL) + return (NULL); - if (tw == NULL) return(NULL); - return( tw->toggle.radio_group ); + return (tw->toggle.radio_group); } -/* Function Name: CreateRadioGroup - * Description: Creates a radio group. give two widgets. - * Arguments: w1, w2 - the toggle widgets to add to the radio group. - * Returns: none. +/* + * Function: + * CreateRadioGroup + * + * Parameters: + * w1 - toggle widgets to add to the radio group + * w2 - "" + * + * Description: + * Creates a radio group. give two widgets. * - * NOTE: A pointer to the group is added to each widget's radio_group - * field. + * Note: + * A pointer to the group is added to each widget's radio_group field. */ - static void -CreateRadioGroup(w1, w2) -Widget w1, w2; +CreateRadioGroup(Widget w1, Widget w2) { - char error_buf[BUFSIZ]; - ToggleWidget tw1 = (ToggleWidget) w1; - ToggleWidget tw2 = (ToggleWidget) w2; - - if ( (tw1->toggle.radio_group != NULL) || (tw2->toggle.radio_group != NULL) ) { - (void) sprintf(error_buf, "%s %s", "Toggle Widget Error - Attempting", - "to create a new toggle group, when one already exists."); - XtWarning(error_buf); - } + ToggleWidget tw1 = (ToggleWidget)w1; + ToggleWidget tw2 = (ToggleWidget) w2; - AddToRadioGroup( (RadioGroup *)NULL, w1 ); - AddToRadioGroup( GetRadioGroup(w1), w2 ); + if (tw1->toggle.radio_group != NULL || tw2->toggle.radio_group != NULL) + XtAppWarning(XtWidgetToApplicationContext(w1), + "Toggle Widget Error - Attempting to create a " + "new toggle group, when one already exists."); + + AddToRadioGroup(NULL, w1); + AddToRadioGroup(GetRadioGroup(w1), w2); } -/* Function Name: AddToRadioGroup - * Description: Adds a toggle to the radio group. - * Arguments: group - any element of the radio group the we are adding to. - * w - the new toggle widget to add to the group. - * Returns: none. +/* + * Function: + * AddToRadioGroup + * + * Parameters: + * group - element of the radio group the we are adding to + * w - new toggle widget to add to the group + * + * Description: + * Adds a toggle to the radio group. */ - static void -AddToRadioGroup(group, w) -RadioGroup * group; -Widget w; +AddToRadioGroup(RadioGroup *group, Widget w) { - ToggleWidget tw = (ToggleWidget) w; - RadioGroup * local; - - local = (RadioGroup *) XtMalloc( sizeof(RadioGroup) ); - local->widget = w; - tw->toggle.radio_group = local; - - if (group == NULL) { /* Creating new group. */ - group = local; - group->next = NULL; - group->prev = NULL; - return; - } - local->prev = group; /* Adding to previous group. */ - if ((local->next = group->next) != NULL) - local->next->prev = local; - group->next = local; + ToggleWidget tw = (ToggleWidget)w; + RadioGroup *local; + + local = (RadioGroup *)XtMalloc(sizeof(RadioGroup)); + local->widget = w; + tw->toggle.radio_group = local; + + if (group == NULL) { /* Creating new group */ + group = local; + group->next = NULL; + group->prev = NULL; + return; + } + local->prev = group; /* Adding to previous group */ + if ((local->next = group->next) != NULL) + local->next->prev = local; + group->next = local; } -/* Function Name: TurnOffRadioSiblings - * Description: Deactivates all radio siblings. - * Arguments: widget - a toggle widget. - * Returns: none. +/* + * Function: + * TurnOffRadioSiblings + * + * Parameters: + * widget - toggle widget + * + * Description: + * Deactivates all radio siblings. */ - static void -TurnOffRadioSiblings(w) -Widget w; +TurnOffRadioSiblings(Widget w) { - RadioGroup * group; - ToggleWidgetClass class = (ToggleWidgetClass) w->core.widget_class; + RadioGroup *group; + ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class; - if ( (group = GetRadioGroup(w)) == NULL) /* Punt if there is no group */ - return; + if ((group = GetRadioGroup(w)) == NULL) /* Punt if there is no group */ + return; - /* Go to the top of the group. */ + /* Go to the top of the group */ + for (; group->prev != NULL ; group = group->prev) + ; - for ( ; group->prev != NULL ; group = group->prev ); + while (group != NULL) { + ToggleWidget local_tog = (ToggleWidget)group->widget; - while ( group != NULL ) { - ToggleWidget local_tog = (ToggleWidget) group->widget; - if ( local_tog->command.set ) { - class->toggle_class.Unset(group->widget, NULL, NULL, 0); - Notify( group->widget, (XEvent *)NULL, (String *)NULL, (Cardinal *)0); + if (local_tog->command.set) { + cclass->toggle_class.Unset(group->widget, NULL, NULL, NULL); + Notify(group->widget, NULL, NULL, NULL); + } + group = group->next; } - group = group->next; - } } -/* Function Name: RemoveFromRadioGroup - * Description: Removes a toggle from a RadioGroup. - * Arguments: w - the toggle widget to remove. - * Returns: none. +/* + * Function: + * RemoveFromRadioGroup + * + * Parameters: + * w - toggle widget to remove + * + * Description: + * Removes a toggle from a RadioGroup. */ - static void -RemoveFromRadioGroup(w) -Widget w; +RemoveFromRadioGroup(Widget w) { - RadioGroup * group = GetRadioGroup(w); - if (group != NULL) { - if (group->prev != NULL) - (group->prev)->next = group->next; - if (group->next != NULL) - (group->next)->prev = group->prev; - XtFree((char *) group); - } + RadioGroup *group = GetRadioGroup(w); + if (group != NULL) { + if (group->prev != NULL) + (group->prev)->next = group->next; + if (group->next != NULL) + (group->next)->prev = group->prev; + XtFree((char *)group); + } } -/************************************************************ +/* + * Function: + * XawToggleChangeRadioGroup * - * Public Routines + * Parameters: + * w - toggle widget to change groups + * radio_group - any widget in the new group * - ************************************************************/ - -/* Function Name: XawToggleChangeRadioGroup - * Description: Allows a toggle widget to change radio groups. - * Arguments: w - The toggle widget to change groups. - * radio_group - any widget in the new group. - * Returns: none. + * Description: + * Allows a toggle widget to change radio groups. */ - void -#if NeedFunctionPrototypes XawToggleChangeRadioGroup(Widget w, Widget radio_group) -#else -XawToggleChangeRadioGroup(w, radio_group) -Widget w, radio_group; -#endif { - ToggleWidget tw = (ToggleWidget) w; - RadioGroup * group; + ToggleWidget tw = (ToggleWidget)w; + RadioGroup *group; - RemoveFromRadioGroup(w); + RemoveFromRadioGroup(w); -/* - * If the toggle that we are about to add is set then we will - * unset all toggles in the new radio group. - */ + /* + * If the toggle that we are about to add is set then we will + * unset all toggles in the new radio group + */ - if ( tw->command.set && radio_group != NULL ) - XawToggleUnsetCurrent(radio_group); + if (tw->command.set && radio_group != NULL) + XawToggleUnsetCurrent(radio_group); - if (radio_group != NULL) - if ((group = GetRadioGroup(radio_group)) == NULL) - CreateRadioGroup(w, radio_group); - else AddToRadioGroup(group, w); + if (radio_group != NULL) { + if ((group = GetRadioGroup(radio_group)) == NULL) + CreateRadioGroup(w, radio_group); + else + AddToRadioGroup(group, w); + } } -/* Function Name: XawToggleGetCurrent - * Description: Returns the RadioData associated with the toggle - * widget that is currently active in a toggle group. - * Arguments: w - any toggle widget in the toggle group. - * Returns: The XtNradioData associated with the toggle widget. +/* + * Function: + * XawToggleGetCurrent + * + * Parameters: + * w - any toggle widget in the toggle group + * + * Description: + * Returns the RadioData associated with the toggle + * widget that is currently active in a toggle group. + * + * Returns: + * The XtNradioData associated with the toggle widget */ - XtPointer -#if NeedFunctionPrototypes XawToggleGetCurrent(Widget w) -#else -XawToggleGetCurrent(w) -Widget w; -#endif { - RadioGroup * group; + RadioGroup *group; - if ( (group = GetRadioGroup(w)) == NULL) return(NULL); - for ( ; group->prev != NULL ; group = group->prev); + if ((group = GetRadioGroup(w)) == NULL) + return (NULL); - while ( group != NULL ) { - ToggleWidget local_tog = (ToggleWidget) group->widget; - if ( local_tog->command.set ) - return( local_tog->toggle.radio_data ); - group = group->next; - } - return(NULL); + for (; group->prev != NULL ; group = group->prev) + ; + + while (group != NULL) { + ToggleWidget local_tog = (ToggleWidget)group->widget; + + if (local_tog->command.set) + return (local_tog->toggle.radio_data); + group = group->next; + } + + return (NULL); } -/* Function Name: XawToggleSetCurrent - * Description: Sets the Toggle widget associated with the - * radio_data specified. - * Arguments: radio_group - any toggle widget in the toggle group. - * radio_data - radio data of the toggle widget to set. - * Returns: none. +/* + * Function: + * XawToggleSetCurrent + * + * Parameters: + * radio_group - any toggle widget in the toggle group + * radio_data - radio data of the toggle widget to set + * + * Description: + * Sets the Toggle widget associated with the radio_data specified. */ - void -#if NeedFunctionPrototypes XawToggleSetCurrent(Widget radio_group, XtPointer radio_data) -#else -XawToggleSetCurrent(radio_group, radio_data) -Widget radio_group; -XtPointer radio_data; -#endif { - RadioGroup * group; - ToggleWidget local_tog; - -/* Special case of no radio group. */ - - if ( (group = GetRadioGroup(radio_group)) == NULL) { - local_tog = (ToggleWidget) radio_group; - if ( (local_tog->toggle.radio_data == radio_data) ) - if (!local_tog->command.set) { - ToggleSet((Widget) local_tog, (XEvent *)NULL, (String *)NULL, (Cardinal *)0); - Notify((Widget) local_tog, (XEvent *)NULL, (String *)NULL, (Cardinal *)0); - } - return; - } + RadioGroup *group; + ToggleWidget local_tog; -/* - * find top of radio_roup - */ + /* Special case of no radio group */ - for ( ; group->prev != NULL ; group = group->prev); + if ((group = GetRadioGroup(radio_group)) == NULL) { + local_tog = (ToggleWidget)radio_group; -/* - * search for matching radio data. - */ + if (local_tog->toggle.radio_data == radio_data && + !local_tog->command.set) { + ToggleSet(radio_group, NULL, NULL, NULL); + Notify(radio_group, NULL, NULL, NULL); + } + return; + } - while ( group != NULL ) { - local_tog = (ToggleWidget) group->widget; - if ( (local_tog->toggle.radio_data == radio_data) ) { - if (!local_tog->command.set) { /* if not already set. */ - ToggleSet((Widget) local_tog, (XEvent *)NULL, (String *)NULL, (Cardinal *)0); - Notify((Widget) local_tog, (XEvent *)NULL, (String *)NULL, (Cardinal *)0); - } - return; /* found it, done */ + /* + * find top of radio_roup + */ + for (; group->prev != NULL ; group = group->prev) + ; + + /* + * search for matching radio data + */ + while (group != NULL) { + local_tog = (ToggleWidget)group->widget; + + if (local_tog->toggle.radio_data == radio_data) { + if (!local_tog->command.set) { /* if not already set */ + ToggleSet(group->widget, NULL, NULL, NULL); + Notify(group->widget, NULL, NULL, NULL); + } + return; /* found it, done */ + } + group = group->next; } - group = group->next; - } } - -/* Function Name: XawToggleUnsetCurrent - * Description: Unsets all Toggles in the radio_group specified. - * Arguments: radio_group - any toggle widget in the toggle group. - * Returns: none. - */ +/* + * Function: + * XawToggleUnsetCurrent + * + * Parameters: + * radio_group - any toggle widget in the toggle group + * + * Description: + * Unsets all Toggles in the radio_group specified. + */ void -#if NeedFunctionPrototypes XawToggleUnsetCurrent(Widget radio_group) -#else -XawToggleUnsetCurrent(radio_group) -Widget radio_group; -#endif { - ToggleWidgetClass class; - ToggleWidget local_tog = (ToggleWidget) radio_group; + ToggleWidgetClass cclass; + ToggleWidget local_tog = (ToggleWidget)radio_group; - /* Special Case no radio group. */ + /* Special Case no radio group */ - if (local_tog->command.set) { - class = (ToggleWidgetClass) local_tog->core.widget_class; - class->toggle_class.Unset(radio_group, NULL, NULL, 0); - Notify(radio_group, (XEvent *)NULL, (String *)NULL, (Cardinal *)0); - } - if ( GetRadioGroup(radio_group) == NULL) return; - TurnOffRadioSiblings(radio_group); -} + if (local_tog->command.set) { + cclass = (ToggleWidgetClass)local_tog->core.widget_class; + cclass->toggle_class.Unset(radio_group, NULL, NULL, NULL); + Notify(radio_group, NULL, NULL, NULL); + } + if (GetRadioGroup(radio_group) == NULL) + return; + TurnOffRadioSiblings(radio_group); +} |