/* * $Xorg: geometry.c,v 1.4 2001/02/09 02:05:29 xorgcvs Exp $ * Copyright 1989, 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. * * Author: Chris D. Peterson, MIT X Consortium */ #include #include #include #include #include #include "editresP.h" extern void SetMessage(), SetCommand(), SetAndCenterTreeNode(), AddString(); extern void GetAllStrings(), InsertWidgetFromNode(); extern int HandleXErrors(); extern WNode * FindNode(); static WNode *FindWidgetFromWindow(), *FindWidgetFromWindowGivenNode(); static void CreateFlashWidget(), FlashWidgets(); static void AddToFlashList(), _AddToFlashList(); static void FlashWidgetsOn(), FlashWidgetsOff(), FlashWidgetsCleanup(); /* Function Name: _FindWidget * Description: Finds a widget in the tree and shows it to the user. * Arguments: w - any widget in the application. * Returns: none. */ void _FindWidget(w) Widget w; { char msg[BUFSIZ]; WNode * node; Window win, GetClientWindow(); int x, y; /* location of event in root coordinates. */ sprintf(msg, res_labels[14]); SetMessage(global_screen_data.info_label, msg); if ( (win = GetClientWindow(w, &x, &y)) != None) { node = FindWidgetFromWindow(global_tree_info, win); if (node != NULL) { ProtocolStream * stream = &(global_client.stream); _XEditResResetStream(stream); InsertWidgetFromNode(stream, node); _XEditResPut16(stream, (short) x); _XEditResPut16(stream, (short) y); SetCommand(w, LocalFindChild, NULL); return; } } SetMessage(global_screen_data.info_label, res_labels[15]); } /* Function Name: FindWidgetFromWindow * Description: finds a widget in the current tree given its window id. * Arguments: tree_info - information about this tree. * win - window to search for. * Returns: node - the node corrosponding to this widget. */ static WNode * FindWidgetFromWindow(tree_info, win) TreeInfo * tree_info; Window win; { if (tree_info == NULL) return(NULL); return(FindWidgetFromWindowGivenNode(tree_info->top_node, win)); } /* Function Name: FindWidgetFromWindowGivenNode * Description: finds a widget in the current tree given its window id. * Arguments: node - current node. * win - window to search for. * Returns: node - the node corrosponding to this widget. */ static WNode * FindWidgetFromWindowGivenNode(node, win) WNode * node; Window win; { int i; WNode * ret_node; if (node->window == win) return(node); for (i = 0; i < node->num_children; i++) { ret_node = FindWidgetFromWindowGivenNode(node->children[i], win); if (ret_node != NULL) return(ret_node); } return(NULL); } /* Function Name: DisplayChild * Description: Displays the child node returned by the client * Arguments: event - the event from the client. * Returns: none. */ void DisplayChild(event) Event * event; { FindChildEvent * find_event = (FindChildEvent *) event; WNode * node; char msg[BUFSIZ]; void _FlashActiveWidgets(); node = FindNode(global_tree_info->top_node, find_event->widgets.ids, find_event->widgets.num_widgets); if (node == NULL) { sprintf(msg, res_labels[13]); SetMessage(global_screen_data.info_label, msg); return; } SetAndCenterTreeNode(node); node = node->tree_info->top_node; sprintf(msg, res_labels[12], node->name, node->class); SetMessage(global_screen_data.info_label, msg); _FlashActiveWidgets(global_tree_info); } /* Function Name: _FlashActiveWidgets * Description: Highlights all active widgets in the tree. * Arguments: tree_info - information about the current tree. * Returns: none. */ void _FlashActiveWidgets(tree_info) TreeInfo * tree_info; { int i; ProtocolStream * stream = &(global_client.stream); if (tree_info == NULL) { SetMessage(global_screen_data.info_label, res_labels[17]); return; } if (tree_info->num_nodes == 0) { SetMessage(global_screen_data.info_label,res_labels[18]); return; } _XEditResResetStream(stream); /* * Insert the number of widgets. */ _XEditResPut16(stream, (unsigned short) tree_info->num_nodes); for (i = 0; i < tree_info->num_nodes; i++) InsertWidgetFromNode(stream, global_tree_info->active_nodes[i]); SetCommand(tree_info->tree_widget, LocalFlashWidget, NULL); } /* Function Name: HandleFlashWidget * Description: Is called when client has returned geometry of all widget * to flash. * Arguments: event - the event containing the client info. * Returns: none. */ char * HandleFlashWidget(event) Event * event; { GetGeomEvent * geom_event = (GetGeomEvent *) event; char * errors = NULL; int i; for (i = 0; i < (int)geom_event->num_entries; i++) AddToFlashList(global_tree_info, geom_event->info + i, &errors); FlashWidgets(global_tree_info); return(errors); } /* Function Name: AddWidgetToFlashList * Description: Adds a widget to the list of widget to flash. * Arguments: tree_info - info about this tree. * geom_info - the info from the client about this widget. * errors - a string containing the errors. * Returns: none */ static void AddToFlashList(tree_info, geom_info, errors) TreeInfo * tree_info; GetGeomInfo * geom_info; char ** errors; { WNode * node; char buf[BUFSIZ]; node = FindNode(tree_info->top_node, geom_info->widgets.ids, geom_info->widgets.num_widgets); if (node == NULL) { sprintf(buf, "Editres Internal Error: Unable to FindNode.\n"); AddString(errors, buf); return; } if (geom_info->error) { AddString(errors, geom_info->message); return; } if (!geom_info->visable) { sprintf(buf, "%s(0x%lx) - This widget is not mapped\n", node->name, node->id); AddString(errors, buf); return; } _AddToFlashList(tree_info, errors, node, geom_info->x, geom_info->y, geom_info->width + geom_info->border_width, geom_info->height + geom_info->border_width); } /* Function Name: _AddToFlashList * Description: adds the window to the current client's flash list. * Arguments: errors - a string to stuff any errors encountered. * node - the node associated with this object. * x, y - location of the flash widget in root coords. * width, height - size of the flash widget. * Returns: none. */ static void _AddToFlashList(tree_info, errors, node, x, y, width, height) TreeInfo * tree_info; char ** errors; WNode * node; int x, y; unsigned int width, height; { Display * dpy = XtDisplay(tree_info->tree_widget); Window window = (Window) node->window; XWindowAttributes attrs; if (window == EDITRES_IS_OBJECT) window = node->parent->window; if (window == EDITRES_IS_UNREALIZED) { char buf[BUFSIZ]; if (node->window == EDITRES_IS_OBJECT) sprintf(buf, "%s(0x%lx) - This object's parent is unrealized\n", node->name, node->id); else sprintf(buf, "%s(0x%lx) - This widget is unrealized\n", node->name, node->id); AddString(errors, buf); return; } global_error_code = NO_ERROR; /* Reset Error code. */ global_old_error_handler = XSetErrorHandler(HandleXErrors); global_serial_num = NextRequest(dpy); XGetWindowAttributes(dpy, window, &attrs); XSync(dpy, FALSE); XSetErrorHandler(global_old_error_handler); if (global_error_code == NO_WINDOW) { char buf[BUFSIZ]; sprintf(buf, "%s(0x%lx) - This widget's window no longer exists.\n", node->name, node->id); AddString(errors, buf); return; } if (attrs.map_state != IsViewable) { char buf[BUFSIZ]; sprintf(buf, "%s(0x%lx) - This widget is not mapped.\n", node->name, node->id); AddString(errors, buf); return; } CreateFlashWidget(tree_info, x, y, width, height); } /* Function Name: CreateFlashWidget * Description: Creates a widget of the size specified that * will flash on the display, and adds it to the list * of widgets to flash. * Arguments: tree_info - the tree information structure. * x,y,width, height - size and location of the flash widget. * Returns: none. */ #define MORE_FLASH_WIDGETS 5 static void CreateFlashWidget(tree_info, x, y, width, height) TreeInfo * tree_info; int x, y; unsigned int width, height; { Widget shell; Arg args[3]; Cardinal num = 0; Dimension bw; XtSetArg(args[num], XtNx, x); num++; XtSetArg(args[num], XtNy, y); num++; XtSetArg(args[num], XtNbackground, global_resources.flash_color); num++; shell = XtCreatePopupShell("flash", overrideShellWidgetClass, tree_info->tree_widget, args, num); num = 0; XtSetArg(args[num], XtNborderWidth, &bw); num++; XtGetValues(shell, args, num); bw *= 2; num = 0; XtSetArg(args[num], XtNwidth, (width - bw)); num++; XtSetArg(args[num], XtNheight, (height - bw)); num++; XtSetValues(shell, args, num); if (tree_info->num_flash_widgets + 1 > tree_info->alloc_flash_widgets) { tree_info->alloc_flash_widgets += MORE_FLASH_WIDGETS; tree_info->flash_widgets = (Widget *) XtRealloc((char *)tree_info->flash_widgets, sizeof(Widget) * tree_info->alloc_flash_widgets); } tree_info->flash_widgets[tree_info->num_flash_widgets] = shell; tree_info->num_flash_widgets++; } /* Function Name: FlashWidgets * Description: Starts the widgets flashing. * Arguments: tree_info - the info about the tree (contains flash list) * Returns: none */ static void FlashWidgets(tree_info) TreeInfo * tree_info; { int i; unsigned long wait, half_flash; XtAppContext ac = XtWidgetToApplicationContext(tree_info->tree_widget); if (tree_info->flash_widgets == NULL) /* no widgets to flash. */ return; wait = half_flash = global_resources.flash_time/2; for (i = 1; i < global_resources.num_flashes; i++) { XtAppAddTimeOut(ac, wait, FlashWidgetsOff,(XtPointer)tree_info); wait += half_flash; XtAppAddTimeOut(ac, wait, FlashWidgetsOn,(XtPointer)tree_info); wait += half_flash; } wait += half_flash; XtAppAddTimeOut(ac, wait, FlashWidgetsCleanup, (XtPointer)tree_info); FlashWidgetsOn((XtPointer) tree_info, (XtIntervalId *) NULL); } /* Function Name: FlashWidgetsOn * Description: Turns on all the Flash Widgets. * Arguments: info_ptr - pointer to the tree info. * id - *** UNUSED ***. * Returns: none */ /* ARGSUSED */ static void FlashWidgetsOn(info_ptr, id) XtPointer info_ptr; XtIntervalId * id; { int i; TreeInfo * tree_info = (TreeInfo *) info_ptr; for (i = 0; i < tree_info->num_flash_widgets; i++) { XtRealizeWidget(tree_info->flash_widgets[i]); XMapRaised(XtDisplay(tree_info->flash_widgets[i]), XtWindow(tree_info->flash_widgets[i])); } } /* Function Name: FlashWidgetsOff * Description: Turns off all the Flash Widgets. * Arguments: info_ptr - pointer to the tree info. * id - *** UNUSED ***. * Returns: none */ /* ARGSUSED */ static void FlashWidgetsOff(info_ptr, id) XtPointer info_ptr; XtIntervalId * id; { int i; TreeInfo * tree_info = (TreeInfo *) info_ptr; for (i = 0; i < tree_info->num_flash_widgets; i++) XtUnmapWidget(tree_info->flash_widgets[i]); } /* Function Name: FlashWidgetsCleanup * Description: Destroys all the Flash Widgets. * Arguments: info_ptr - pointer to the tree info. * id - *** UNUSED ***. * Returns: none */ /* ARGSUSED */ static void FlashWidgetsCleanup(info_ptr, id) XtPointer info_ptr; XtIntervalId * id; { int i; TreeInfo * tree_info = (TreeInfo *) info_ptr; /* * Unmap 'em first for consistency. */ for (i = 0; i < tree_info->num_flash_widgets; i++) XtUnmapWidget(tree_info->flash_widgets[i]); XFlush(XtDisplay(tree_info->tree_widget)); for (i = 0; i < tree_info->num_flash_widgets; i++) XtDestroyWidget(tree_info->flash_widgets[i]); XtFree((char *)tree_info->flash_widgets); tree_info->flash_widgets = NULL; tree_info->num_flash_widgets = tree_info->alloc_flash_widgets = 0; }