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Diffstat (limited to 'src/Popup.c')
| -rw-r--r-- | src/Popup.c | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/src/Popup.c b/src/Popup.c new file mode 100644 index 0000000..1549a68 --- /dev/null +++ b/src/Popup.c @@ -0,0 +1,211 @@ +/* $Xorg: Popup.c,v 1.4 2001/02/09 02:03:56 xorgcvs Exp $ */ + +/*********************************************************** + +Copyright 1987, 1988, 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. + + +Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +******************************************************************/ + +#include "IntrinsicI.h" +#include "ShellP.h" + +#if NeedFunctionPrototypes +void _XtPopup( + Widget widget, + XtGrabKind grab_kind, + _XtBoolean spring_loaded + ) +#else +void _XtPopup(widget, grab_kind, spring_loaded) + Widget widget; + XtGrabKind grab_kind; + Boolean spring_loaded; +#endif +{ + register ShellWidget shell_widget = (ShellWidget) widget; + + if (! XtIsShell(widget)) { + XtAppErrorMsg(XtWidgetToApplicationContext(widget), + "invalidClass","xtPopup",XtCXtToolkitError, + "XtPopup requires a subclass of shellWidgetClass", + (String *)NULL, (Cardinal *)NULL); + } + + if (! shell_widget->shell.popped_up) { + XtGrabKind call_data = grab_kind; + XtCallCallbacks(widget, XtNpopupCallback, (XtPointer)&call_data); + shell_widget->shell.popped_up = TRUE; + shell_widget->shell.grab_kind = grab_kind; + shell_widget->shell.spring_loaded = spring_loaded; + if (shell_widget->shell.create_popup_child_proc != NULL) { + (*(shell_widget->shell.create_popup_child_proc))(widget); + } + if (grab_kind == XtGrabExclusive) { + XtAddGrab(widget, TRUE, spring_loaded); + } else if (grab_kind == XtGrabNonexclusive) { + XtAddGrab(widget, FALSE, spring_loaded); + } + XtRealizeWidget(widget); + XMapRaised(XtDisplay(widget), XtWindow(widget)); + } else + XRaiseWindow(XtDisplay(widget), XtWindow(widget)); + +} /* _XtPopup */ + +#if NeedFunctionPrototypes +void XtPopup (Widget widget, XtGrabKind grab_kind) +#else +void XtPopup (widget, grab_kind) + Widget widget; + XtGrabKind grab_kind; +#endif +{ + Widget hookobj; + + switch (grab_kind) { + + case XtGrabNone: + case XtGrabExclusive: + case XtGrabNonexclusive: + break; + + default: + XtAppWarningMsg( + XtWidgetToApplicationContext(widget), + "invalidGrabKind","xtPopup",XtCXtToolkitError, + "grab kind argument has invalid value; XtGrabNone assumed", + (String *)NULL, (Cardinal *)NULL); + grab_kind = XtGrabNone; + } + + _XtPopup(widget, grab_kind, FALSE); + + hookobj = XtHooksOfDisplay(XtDisplay(widget)); + if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) { + XtChangeHookDataRec call_data; + + call_data.type = XtHpopup; + call_data.widget = widget; + call_data.event_data = (XtPointer)grab_kind; + XtCallCallbackList(hookobj, + ((HookObject)hookobj)->hooks.changehook_callbacks, + (XtPointer)&call_data); + } +} /* XtPopup */ + +void XtPopupSpringLoaded (widget) + Widget widget; +{ + Widget hookobj; + + _XtPopup(widget, XtGrabExclusive, True); + + hookobj = XtHooksOfDisplay(XtDisplay(widget)); + if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) { + XtChangeHookDataRec call_data; + + call_data.type = XtHpopupSpringLoaded; + call_data.widget = widget; + XtCallCallbackList(hookobj, + ((HookObject)hookobj)->hooks.changehook_callbacks, + (XtPointer)&call_data); + } +} + +void XtPopdown(widget) + Widget widget; +{ + /* Unmap a shell widget if it is mapped, and remove from grab list */ + Widget hookobj; + ShellWidget shell_widget = (ShellWidget) widget; + XtGrabKind grab_kind; + + if (! XtIsShell(widget)) { + XtAppErrorMsg(XtWidgetToApplicationContext(widget), + "invalidClass","xtPopdown",XtCXtToolkitError, + "XtPopdown requires a subclass of shellWidgetClass", + (String *)NULL, (Cardinal *)NULL); + } + +#ifndef X_NO_XT_POPDOWN_CONFORMANCE + if (!shell_widget->shell.popped_up) + return; +#endif + + grab_kind = shell_widget->shell.grab_kind; + XWithdrawWindow(XtDisplay(widget), XtWindow(widget), + XScreenNumberOfScreen(XtScreen(widget))); + if (grab_kind != XtGrabNone) + XtRemoveGrab(widget); + shell_widget->shell.popped_up = FALSE; + XtCallCallbacks(widget, XtNpopdownCallback, (XtPointer)&grab_kind); + + hookobj = XtHooksOfDisplay(XtDisplay(widget)); + if (XtHasCallbacks(hookobj, XtNchangeHook) == XtCallbackHasSome) { + XtChangeHookDataRec call_data; + + call_data.type = XtHpopdown; + call_data.widget = widget; + XtCallCallbackList(hookobj, + ((HookObject)hookobj)->hooks.changehook_callbacks, + (XtPointer)&call_data); + } +} /* XtPopdown */ + +/* ARGSUSED */ +void XtCallbackPopdown(widget, closure, call_data) + Widget widget; + XtPointer closure; + XtPointer call_data; +{ + register XtPopdownID id = (XtPopdownID) closure; + + XtPopdown(id->shell_widget); + if (id->enable_widget != NULL) { + XtSetSensitive(id->enable_widget, TRUE); + } +} /* XtCallbackPopdown */ + + + |