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Diffstat (limited to 'nx-X11/lib/Xaw/Toggle.c')
| -rw-r--r-- | nx-X11/lib/Xaw/Toggle.c | 632 |
1 files changed, 0 insertions, 632 deletions
diff --git a/nx-X11/lib/Xaw/Toggle.c b/nx-X11/lib/Xaw/Toggle.c deleted file mode 100644 index dfbcf7677..000000000 --- a/nx-X11/lib/Xaw/Toggle.c +++ /dev/null @@ -1,632 +0,0 @@ -/* $Xorg: Toggle.c,v 1.4 2001/02/09 02:03:47 xorgcvs Exp $ */ - -/* - -Copyright 1989, 1994, 1998 The Open Group - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall not be -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 1.8 2001/08/23 00:03:20 dawes Exp $ */ - -/* - * Author: Chris D. Peterson - * MIT X Consortium - * kit@expo.lcs.mit.edu - * - * Date: January 12, 1989 - * - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include <stdio.h> -#include <X11/IntrinsicP.h> -#include <X11/StringDefs.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> - -/* - * Class Methods - */ -static void XawToggleClassInitialize(void); -static void XawToggleInitialize(Widget, Widget, ArgList, Cardinal*); -static Boolean XawToggleSetValues(Widget, Widget, Widget, ArgList, Cardinal*); - -/* - * 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); - -/* - * 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[] = -"<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, - NULL - }, - { - XtNradioData, - XtCRadioData, - XtRPointer, - sizeof(XtPointer), - offset(toggle.radio_data), - XtRPointer, - NULL - }, -}; -#undef offset - -static XtActionsRec actionsList[] = { - {"toggle", Toggle}, - {"notify", Notify}, - {"set", ToggleSet}, -}; - -#define Superclass ((CommandWidgetClass)&commandClassRec) -ToggleClassRec toggleClassRec = { - /* core */ - { - (WidgetClass)Superclass, /* superclass */ - "Toggle", /* class_name */ - sizeof(ToggleRec), /* size */ - XawToggleClassInitialize, /* class_initialize */ - NULL, /* class_part_initialize */ - False, /* class_inited */ - XawToggleInitialize, /* initialize */ - NULL, /* initialize_hook */ - XtInheritRealize, /* realize */ - actionsList, /* actions */ - XtNumber(actionsList), /* num_actions */ - resources, /* resources */ - XtNumber(resources), /* resource_count */ - NULLQUARK, /* xrm_class */ - False, /* compress_motion */ - True, /* compress_exposure */ - True, /* compress_enterleave */ - False, /* visible_interest */ - NULL, /* destroy */ - XtInheritResize, /* resize */ - XtInheritExpose, /* expose */ - XawToggleSetValues, /* set_values */ - NULL, /* set_values_hook */ - XtInheritSetValuesAlmost, /* set_values_almost */ - NULL, /* get_values_hook */ - NULL, /* accept_focus */ - XtVersion, /* version */ - NULL, /* callback_private */ - defaultTranslations, /* tm_table */ - XtInheritQueryGeometry, /* query_geometry */ - XtInheritDisplayAccelerator, /* display_accelerator */ - NULL, /* extension */ - }, - /* simple */ - { - XtInheritChangeSensitive, /* change_sensitive */ - }, - /* label */ - { - NULL, /* extension */ - }, - /* command */ - { - NULL, /* extension */ - }, - /* toggle */ - { - NULL, /* Set */ - NULL, /* Unset */ - NULL, /* extension */ - } -}; - -WidgetClass toggleWidgetClass = (WidgetClass)&toggleClassRec; - -/* - * Impelementation - */ -static void -XawToggleClassInitialize(void) -{ - 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."); -} - -/*ARGSUSED*/ -static void -XawToggleInitialize(Widget request, Widget cnew, - ArgList args, Cardinal *num_args) -{ - 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)cnew->core.name; - - if (tw->toggle.widget != NULL) { - 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(cnew, NULL, NULL, NULL); -} - -/*ARGSUSED*/ -static void -ToggleSet(Widget w, XEvent *event, String *params, Cardinal *num_params) -{ - ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class; - - TurnOffRadioSiblings(w); - cclass->toggle_class.Set(w, event, NULL, NULL); -} - -static void -Toggle(Widget w, XEvent *event, String *params, Cardinal *num_params) -{ - ToggleWidget tw = (ToggleWidget)w; - ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class; - - if (tw->command.set) - cclass->toggle_class.Unset(w, event, NULL, NULL); - else - ToggleSet(w, event, params, num_params); -} - -/*ARGSUSED*/ -static void -Notify(Widget w, XEvent *event, String *params, Cardinal *num_params) -{ - ToggleWidget tw = (ToggleWidget)w; - long antilint = tw->command.set; - - XtCallCallbacks(w, XtNcallback, (XtPointer)antilint); -} - -/*ARGSUSED*/ -static Boolean -XawToggleSetValues(Widget current, Widget request, Widget cnew, - ArgList args, Cardinal *num_args) -{ - ToggleWidget oldtw = (ToggleWidget)current; - ToggleWidget tw = (ToggleWidget)cnew; - ToggleWidget rtw = (ToggleWidget)request; - - if (oldtw->toggle.widget != 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(cnew, NULL, NULL, NULL); - } - - return (False); -} - -/* - * Function: - * XawToggleDestroy - * - * Parameters: - * w - toggle widget that is being destroyed - * temp1 - not used - * temp2 - "" - * - * Description: - * Destroy Callback for toggle widget. - */ -/*ARGSUSED*/ -static void -XawToggleDestroy(Widget w, XtPointer temp1, XtPointer temp2) -{ - RemoveFromRadioGroup(w); -} - -/* - * Function: - * GetRadioGroup - * - * Parameters: - * w - toggle widget who's radio group we are getting - * - * Description: - * Gets the radio group associated with a give toggle widget. - * - * Returns: - * The radio group associated with this toggle group - */ -static RadioGroup * -GetRadioGroup(Widget w) -{ - ToggleWidget tw = (ToggleWidget)w; - - if (tw == NULL) - return (NULL); - - return (tw->toggle.radio_group); -} - -/* - * 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. - */ -static void -CreateRadioGroup(Widget w1, Widget w2) -{ - ToggleWidget tw1 = (ToggleWidget)w1; - ToggleWidget tw2 = (ToggleWidget) 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: - * 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(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; -} - -/* - * Function: - * TurnOffRadioSiblings - * - * Parameters: - * widget - toggle widget - * - * Description: - * Deactivates all radio siblings. - */ -static void -TurnOffRadioSiblings(Widget w) -{ - RadioGroup *group; - ToggleWidgetClass cclass = (ToggleWidgetClass)w->core.widget_class; - - if ((group = GetRadioGroup(w)) == NULL) /* Punt if there is no group */ - return; - - /* Go to the top of the group */ - for (; group->prev != NULL ; group = group->prev) - ; - - while (group != NULL) { - ToggleWidget local_tog = (ToggleWidget)group->widget; - - if (local_tog->command.set) { - cclass->toggle_class.Unset(group->widget, NULL, NULL, NULL); - Notify(group->widget, NULL, NULL, NULL); - } - group = group->next; - } -} - -/* - * Function: - * RemoveFromRadioGroup - * - * Parameters: - * w - toggle widget to remove - * - * Description: - * Removes a toggle from a RadioGroup. - */ -static void -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); - } -} - -/* - * Function: - * XawToggleChangeRadioGroup - * - * Parameters: - * w - toggle widget to change groups - * radio_group - any widget in the new group - * - * Description: - * Allows a toggle widget to change radio groups. - */ -void -XawToggleChangeRadioGroup(Widget w, Widget radio_group) -{ - ToggleWidget tw = (ToggleWidget)w; - RadioGroup *group; - - 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 (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); - } -} - -/* - * 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 -XawToggleGetCurrent(Widget w) -{ - RadioGroup *group; - - if ((group = GetRadioGroup(w)) == NULL) - 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: - * 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 -XawToggleSetCurrent(Widget radio_group, XtPointer radio_data) -{ - 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 && - !local_tog->command.set) { - ToggleSet(radio_group, NULL, NULL, NULL); - Notify(radio_group, NULL, NULL, NULL); - } - return; - } - - /* - * 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; - } -} - -/* - * Function: - * XawToggleUnsetCurrent - * - * Parameters: - * radio_group - any toggle widget in the toggle group - * - * Description: - * Unsets all Toggles in the radio_group specified. - */ -void -XawToggleUnsetCurrent(Widget radio_group) -{ - ToggleWidgetClass cclass; - ToggleWidget local_tog = (ToggleWidget)radio_group; - - /* Special Case no 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); -} |