actions.c revision 33c89af1 
1/*
2 * $Xorg: actions.c,v 1.4 2001/02/09 02:05:29 xorgcvs Exp $
3 *
4Copyright 1989, 1998  The Open Group
5
6Permission to use, copy, modify, distribute, and sell this software and its
7documentation for any purpose is hereby granted without fee, provided that
8the above copyright notice appear in all copies and that both that
9copyright notice and this permission notice appear in supporting
10documentation.
11
12The above copyright notice and this permission notice shall be included in
13all copies or substantial portions of the Software.
14
15THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
18OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
19AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
20CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
21
22Except as contained in this notice, the name of The Open Group shall not be
23used in advertising or otherwise to promote the sale, use or other dealings
24in this Software without prior written authorization from The Open Group.
25 */
26/* $XFree86: xc/programs/editres/actions.c,v 1.6tsi Exp $ */
27
28#include <stdio.h>
29#include <stdlib.h>
30#include <X11/Intrinsic.h>
31#include <X11/Xutil.h>
32
33#include <X11/Xaw/Cardinals.h>
34#include <X11/Xmu/CharSet.h>
35
36#include "editresP.h"
37
38/*
39 * Private data.
40 */
41
42struct ActionValues {
43    String name;
44    int type;
45};
46
47static struct ActionValues select_values[] = {
48    { "widget", (int) SelectWidget },
49    { "all", (int) SelectAll },
50    { "nothing", (int) SelectNone },
51    { "invert", (int) SelectInvert },
52    { "children", (int) SelectChildren },
53    { "descendants", (int) SelectDescendants },
54    { "parent", (int) SelectParent },
55    { "ancestors", (int) SelectAncestors }
56};
57
58static struct  ActionValues label_values[] = {
59    { "name", (int) NameLabel },
60    { "class", (int) ClassLabel },
61    { "id", (int) IDLabel },
62    { "window", (int) WindowLabel },
63    { "toggle", (int) ToggleLabel }
64};
65
66static void EnableGetVal ( Widget w, XEvent *event,
67			   String *params, Cardinal * num_params );
68static void SelectAction ( Widget w, XEvent *event,
69			   String *params, Cardinal *num_params );
70static void RelabelAction ( Widget w, XEvent *event,
71			    String *params, Cardinal *num_params );
72static void PopdownFileDialogAction ( Widget w, XEvent *event,
73				      String *params, Cardinal *num_params );
74static void ActionQuit ( Widget w, XEvent *event,
75			 String *params, Cardinal *num_params );
76static WNode * FindTreeNodeFromWidget ( Widget w );
77static Boolean CheckAndFindEntry ( String action_name,
78				   String * params, Cardinal num_params,
79				   struct ActionValues * table,
80				   Cardinal num_table, int * type );
81
82/*	Function Name: EnableGetVal
83 *	Description: sets a global variable to notify the Notify action
84 *                   for the resource list widet to do GetValues.
85 *      Arguments: w - any widget in the widget tree.
86 *                 event - NOT USED.
87 *                 params, num_params - the parameters paseed to the action
88 *                                      routine.
89 *
90 */
91
92Boolean do_get_values = False;
93
94/* ARGSUSED */
95static void
96EnableGetVal(w, event, params, num_params)
97Widget w;
98XEvent * event;
99String * params;
100Cardinal * num_params;
101{
102  do_get_values = True;
103}
104
105/*	Function Name: SelectAction
106 *	Description:
107 *      Arguments: w - any widget in the widget tree.
108 *                 event - NOT USED.
109 *                 params, num_params - the parameters paseed to the action
110 *                                      routine.
111 *
112 * params[0] - One of "nothing", "parent", "children", "ancestors",
113 *                    "descendants", "invert", "all"
114 * num_params - must be one.
115 */
116
117/* ARGSUSED */
118static void
119SelectAction(w, event, params, num_params)
120Widget w;
121XEvent * event;
122String * params;
123Cardinal * num_params;
124{
125    WNode * node;
126    int type;
127
128    if (!CheckAndFindEntry("Select", params, *num_params,
129			   select_values, XtNumber(select_values), &type))
130	return;
131
132    switch(type) {
133    case SelectAll:
134    case SelectNone:
135    case SelectInvert:
136	_TreeSelect(global_tree_info, (SelectTypes)type);
137	break;
138    case SelectWidget:
139	_FindWidget(XtParent(w));
140	break;
141    default:
142	node = FindTreeNodeFromWidget(w);
143	if (node)
144	    _TreeActivateNode(node, (SelectTypes)type);
145	else
146	    _TreeSelect(global_tree_info, (SelectTypes)type);
147	break;
148    }
149}
150
151/*	Function Name: RelabelAction
152 *	Description:
153 *      Arguments: w - any widget in the widget tree.
154 *                 event - NOT USED.
155 *                 params, num_params - the parameters paseed to the action
156 *                                      routine.
157 *
158 * params[0] - One of "name", "class", "id"
159 * num_params - must be one.
160 */
161
162/* ARGSUSED */
163static void
164RelabelAction(w, event, params, num_params)
165Widget w;
166XEvent * event;
167String * params;
168Cardinal * num_params;
169{
170    WNode * node;
171    int type;
172
173    if (!CheckAndFindEntry("Relabel", params, *num_params,
174			   label_values, XtNumber(label_values), &type))
175	return;
176
177    if ((node = FindTreeNodeFromWidget(w)) == NULL)
178	_TreeRelabel(global_tree_info, (LabelTypes)type);
179    else {
180	PrepareToLayoutTree(global_tree_info->tree_widget);
181	_TreeRelabelNode(node, (LabelTypes)type, FALSE);
182	LayoutTree(global_tree_info->tree_widget);
183    }
184}
185
186/*	Function Name: PopdownFileDialogAction
187 *	Description: Pops down the file dialog widget.
188 *                   and calls the approipriate handler.
189 *	Arguments: w - any child of the dialog widget.
190 *                 event - the event that caused this action.
191 *                 params, num_params - params passed to the action routine.
192 * RETURNED        none.
193 */
194
195/* ARGSUSED */
196
197static void
198PopdownFileDialogAction(w, event, params, num_params)
199Widget w;
200XEvent * event;
201String * params;
202Cardinal * num_params;
203{
204    char buf[BUFSIZ];
205    Boolean val;
206
207    if (*num_params != 1) {
208	sprintf(buf, res_labels[2],
209		"PopdownFileDialog");
210
211	SetMessage(global_screen_data.info_label, buf);
212	return;
213    }
214
215    XmuCopyISOLatin1Lowered(buf, params[0]);
216
217    if (streq(buf, "cancel"))
218	val = FALSE;
219    else if (streq(buf, "okay"))
220	val = TRUE;
221    else {
222	sprintf(buf, res_labels[1],
223		"PopdownFileDialog");
224
225	SetMessage(global_screen_data.info_label, buf);
226	return;
227    }
228
229    _PopdownFileDialog(w, (XtPointer)(long) val, NULL);
230}
231
232/*	Function Name: ActionQuit
233 *	Description: This function prints a message to stdout.
234 *	Arguments: w - ** UNUSED **
235 *                 call_data - ** UNUSED **
236 *                 client_data - ** UNUSED **
237 *	Returns: none
238 */
239
240/* ARGSUSED */
241static void
242ActionQuit(w, event, params, num_params)
243Widget w;
244XEvent * event;
245String * params;
246Cardinal * num_params;
247{
248  if (w==global_toplevel) {
249    XtDestroyApplicationContext(XtWidgetToApplicationContext(w));
250    exit(0);
251  }
252  else  {
253    if (streq(XtName(w), RESOURCE_BOX))
254      global_resource_box_up = FALSE;
255    XtPopdown(w);
256    XtDestroyWidget(w);
257  }
258}
259
260/*	Function Name: SetApplicationActions
261 *	Description: Sets my application actions.
262 *	Arguments: app_con - the application context.
263 *	Returns: none.
264 */
265
266static XtActionsRec actions[] = {
267  {"EnableGetVal",      EnableGetVal},
268  {"Select",            SelectAction},
269  {"SVActiveEntry",     ModifySVEntry},
270  {"Relabel",      	RelabelAction},
271  {"PopdownFileDialog", PopdownFileDialogAction},
272  {"quit",              ActionQuit}
273};
274
275void
276SetApplicationActions(app_con)
277XtAppContext app_con;
278{
279    XtAppAddActions(app_con, actions, XtNumber(actions));
280
281}
282
283
284/************************************************************
285 *
286 * Private functions
287 *
288 ************************************************************/
289
290/*	Function Name: CheckAndFindEntry
291 *	Description: Checks the args to make sure they are valid,
292 *                   then parses the arg list to find the correct action
293 *                   to take.
294 *	Arguments: action_name - name of the action (for error messages).
295 *                 params, num_params - params passed to the action routine.
296 *                 table, num_table - table to check the parameters against.
297 * RETURNED        type - info about the action to take.
298 *	Returns: TRUE if the arguments are okay.
299 */
300
301static Boolean
302CheckAndFindEntry(action_name, params, num_params, table, num_table, type)
303String * params, action_name;
304Cardinal num_params, num_table;
305struct ActionValues * table;
306int * type;
307{
308    char buf[BUFSIZ];
309    int i;
310
311    if (num_params != 1) {
312	sprintf(buf, res_labels[2],
313		action_name);
314	SetMessage(global_screen_data.info_label, buf);
315	return(FALSE);
316    }
317
318    XmuCopyISOLatin1Lowered(buf, params[0]);
319    for ( i = 0 ; i < num_table; i++ )
320	if (streq(buf, table[i].name)) {
321	    *type = table[i].type;
322	    return(TRUE);
323	}
324
325    sprintf(buf,res_labels[3],
326	    action_name);
327
328    for (i = 0; i < num_table; ) {
329	strcat(buf, table[i++].name);
330
331	if (i == (num_table - 1))
332	    strcat(buf, ", or ");
333	else if (i < num_table)
334	    strcat(buf, ", ");
335    }
336
337    SetMessage(global_screen_data.info_label, buf);
338    return(FALSE);
339}
340
341/*	Function Name: FindTreeNodeFromWidget
342 *	Description: finds the tree node associated with a widget.
343 *	Arguments: w - widget to check.
344 *	Returns: the node associated with this widget, or NULL.
345 */
346
347static WNode *
348FindTreeNodeFromWidget(w)
349Widget w;
350{
351    int ret_val;
352    XPointer data_return;
353
354    /*
355     * Yes, I really am casting a widget to a window  ** TRUST ME ***
356     */
357
358    ret_val = XFindContext(XtDisplay(w), (Window) w, NODE_INFO, &data_return);
359
360    if (ret_val == 0)
361	return((WNode *) data_return);
362    return(NULL);
363}
364
365