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Diffstat (limited to 'popup.c')
| -rw-r--r-- | popup.c | 184 |
1 files changed, 184 insertions, 0 deletions
@@ -0,0 +1,184 @@ +/* $Xorg: popup.c,v 1.4 2001/02/09 02:06:01 xorgcvs Exp $ */ + +/* + +Copyright 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. + +*/ + +#include "xsm.h" +#include <X11/Shell.h> + + +void +PopupPopup (parent, popup, transient, first_time, + offset_x, offset_y, delAction) + +Widget parent; +Widget popup; +Bool transient; +Bool first_time; +int offset_x; +int offset_y; +String delAction; + +{ + if (!transient && !first_time) + { + /* + * For non-transient windows, if this isn't the first time + * it's being popped up, just pop it up in the old position. + */ + + XtPopup (popup, XtGrabNone); + return; + } + else + { + Position parent_x, parent_y; + Position root_x, root_y; + Position popup_x, popup_y; + Dimension parent_width, parent_height, parent_border; + Dimension popup_width, popup_height, popup_border; + char geom[16]; + Bool repos = 0; + + /* + * The window we pop up must be visible on the screen. We first + * try to position it at the desired location (relative to the + * parent widget). Once we are able to compute the popup's + * geometry (after it's realized), we can determine if we need + * to reposition it. + */ + + XtVaGetValues (parent, + XtNx, &parent_x, + XtNy, &parent_y, + XtNwidth, &parent_width, + XtNheight, &parent_height, + XtNborderWidth, &parent_border, + NULL); + + XtTranslateCoords (parent, parent_x, parent_y, &root_x, &root_y); + + popup_x = root_x + offset_x; + popup_y = root_y + offset_y; + + if (transient) + { + XtVaSetValues (popup, + XtNx, popup_x, + XtNy, popup_y, + NULL); + } + else + { + sprintf (geom, "+%d+%d", popup_x, popup_y); + + XtVaSetValues (popup, + XtNgeometry, geom, + NULL); + } + + if (first_time) + { + /* + * Realize it for the first time + */ + + XtRealizeWidget (popup); + + + /* + * Set support for WM_DELETE_WINDOW + */ + + (void) SetWM_DELETE_WINDOW (popup, delAction); + } + + /* + * Now make sure it's visible. + */ + + XtVaGetValues (popup, + XtNwidth, &popup_width, + XtNheight, &popup_height, + XtNborderWidth, &popup_border, + NULL); + + popup_border <<= 1; + + if ((int) (popup_x + popup_width + popup_border) > + WidthOfScreen (XtScreen (topLevel))) + { + popup_x = WidthOfScreen (XtScreen (topLevel)) - + popup_width - popup_border - parent_width - parent_border; + + repos = 1; + } + + if ((int) (popup_y + popup_height + popup_border) > + HeightOfScreen (XtScreen (topLevel))) + { + popup_y = HeightOfScreen (XtScreen (topLevel)) - + popup_height - popup_border - parent_height - parent_border; + + repos = 1; + } + + if (repos) + { + if (transient) + { + XtVaSetValues (popup, + XtNx, popup_x, + XtNy, popup_y, + NULL); + } + else + { + /* + * The only way we can reposition a non-transient + * is by unrealizing it, setting the position, then + * doing a realize. + */ + + XtUnrealizeWidget (popup); + + sprintf (geom, "+%d+%d", popup_x, popup_y); + + XtVaSetValues (popup, + XtNgeometry, geom, + NULL); + + XtRealizeWidget (popup); + + (void) SetWM_DELETE_WINDOW (popup, delAction); + } + } + + XtPopup (popup, XtGrabNone); + } +} |