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properly restrict bindings for motion events
[mikachu/openbox.git] / plugins / mouse / mouserc_parse.l
1 %{
2 #include "mouse.h"
3 #include <glib.h>
4 #ifdef HAVE_STDIO_H
5 #  include <stdio.h>
6 #endif
7
8 static int lineno;
9 static char *path;
10 static gboolean error;
11
12 static char *context;
13 static char *event;
14 static char *button;
15 static char *action;
16
17 static void endofline();
18 static int mparsewrap();
19 static void gotfield();
20 static void addbinding();
21 %}
22
23 field [A-Za-z0-9][-A-Za-z0-9]*
24 white [ \t]*
25
26 %%
27
28 ^{white}#.*\n lineno++;
29 {field} gotfield();
30 \n endofline();
31 [ \t]
32 . error = TRUE;
33
34 %%
35
36 static void gotfield()
37 {
38     if (context == NULL)
39         context = g_strdup(mparsetext);
40     else if (event == NULL)
41         event = g_strdup(mparsetext);
42     else if (button == NULL)
43         button = g_strdup(mparsetext);
44     else if (action == NULL)
45         action = g_strdup(mparsetext);
46     else
47         error = TRUE;
48 }
49
50 static void endofline()
51 {
52     if (!error && context && event && button && action)
53         addbinding();
54     else if (error || context || event || button || action)
55         g_warning("Parser error in '%s' on line %d", path, lineno);
56
57     error = FALSE;
58     g_free(context); g_free(event); g_free(button); g_free(action);
59     context = event = button = action = NULL;
60
61     ++lineno;
62 }
63
64 static void addbinding()
65 {
66     Action *a = NULL;
67     MouseAction mact;
68
69     if (!g_ascii_strcasecmp(event, "press"))
70         mact = MouseAction_Press;
71     else if (!g_ascii_strcasecmp(event, "release"))
72         mact = MouseAction_Release;
73     else if (!g_ascii_strcasecmp(event, "click"))
74         mact = MouseAction_Click;
75     else if (!g_ascii_strcasecmp(event, "doubleclick"))
76         mact = MouseAction_DClick;
77     else if (!g_ascii_strcasecmp(event, "drag"))
78         mact = MouseAction_Motion;
79     else {
80         g_warning("Invalid event '%s' in '%s' on line %d", event, path,
81                   lineno);
82         return;
83     }
84
85     if (mact == MouseAction_Motion) {
86         if (!g_ascii_strcasecmp(action, "move") &&
87             mact == MouseAction_Motion) {
88             a = action_new(action_move);
89         } else if (!g_ascii_strcasecmp(action, "resize") &&
90                    mact == MouseAction_Motion) {
91             a = action_new(action_resize);
92         }
93     } else {
94         if (!g_ascii_strcasecmp(action, "focus")) {
95             a = action_new(action_focus);
96         } else if (!g_ascii_strcasecmp(action, "unfocus")) {
97             a = action_new(action_unfocus);
98         } else if (!g_ascii_strcasecmp(action, "iconify")) {
99             a = action_new(action_iconify);
100         } else if (!g_ascii_strcasecmp(action, "raise")) {
101             a = action_new(action_raise);
102         } else if (!g_ascii_strcasecmp(action, "lower")) {
103             a = action_new(action_lower);
104         } else if (!g_ascii_strcasecmp(action, "focusraise")) {
105             a = action_new(action_focusraise);
106         } else if (!g_ascii_strcasecmp(action, "close")) {
107             a = action_new(action_close);
108         } else if (!g_ascii_strcasecmp(action, "kill")) {
109             a = action_new(action_kill);
110         } else if (!g_ascii_strcasecmp(action, "shade")) {
111             a = action_new(action_shade);
112         } else if (!g_ascii_strcasecmp(action, "unshade")) {
113             a = action_new(action_unshade);
114         } else if (!g_ascii_strcasecmp(action, "toggleshade")) {
115             a = action_new(action_toggle_shade);
116         } else if (!g_ascii_strcasecmp(action, "toggleomnipresent")) {
117             a = action_new(action_toggle_omnipresent);
118         } else if (!g_ascii_strcasecmp(action, "maximizefull")) {
119             a = action_new(action_maximize_full);
120         } else if (!g_ascii_strcasecmp(action, "unmaximizefull")) {
121             a = action_new(action_unmaximize_full);
122         } else if (!g_ascii_strcasecmp(action, "togglemaximizefull")) {
123             a = action_new(action_toggle_maximize_full);
124         } else if (!g_ascii_strcasecmp(action, "maximizehorz")) {
125             a = action_new(action_maximize_horz);
126         } else if (!g_ascii_strcasecmp(action, "unmaximizehorz")) {
127             a = action_new(action_unmaximize_horz);
128         } else if (!g_ascii_strcasecmp(action, "togglemaximizehorz")) {
129             a = action_new(action_toggle_maximize_horz);
130         } else if (!g_ascii_strcasecmp(action, "maximizevert")) {
131             a = action_new(action_maximize_vert);
132         } else if (!g_ascii_strcasecmp(action, "unmaximizevert")) {
133             a = action_new(action_unmaximize_vert);
134         } else if (!g_ascii_strcasecmp(action, "togglemaximizevert")) {
135             a = action_new(action_toggle_maximize_vert);
136         } else if (!g_ascii_strcasecmp(action, "sendtonextdesktop")) {
137             a = action_new(action_send_to_next_desktop);
138             a->data.sendtonextprev.wrap = FALSE;
139             a->data.sendtonextprev.follow = TRUE;
140         } else if (!g_ascii_strcasecmp(action, "sendtonextdesktopwrap")) {
141             a = action_new(action_send_to_next_desktop);
142             a->data.sendtonextprev.wrap = TRUE;
143             a->data.sendtonextprev.follow = TRUE;
144         } else if (!g_ascii_strcasecmp(action, "sendtopreviousdesktop")) {
145             a = action_new(action_send_to_previous_desktop);
146             a->data.sendtonextprev.wrap = FALSE;
147             a->data.sendtonextprev.follow = TRUE;
148         } else if (!g_ascii_strcasecmp(action, "sendtopreviousdesktopwrap")) {
149             a = action_new(action_send_to_previous_desktop);
150             a->data.sendtonextprev.wrap = TRUE;
151             a->data.sendtonextprev.follow = TRUE;
152         } else if (!g_ascii_strcasecmp(action, "nextdesktop")) {
153             a = action_new(action_next_desktop);
154             a->data.nextprevdesktop.wrap = FALSE;
155         } else if (!g_ascii_strcasecmp(action, "nextdesktopwrap")) {
156             a = action_new(action_next_desktop);
157             a->data.nextprevdesktop.wrap = TRUE;
158         } else if (!g_ascii_strcasecmp(action, "previousdesktop")) {
159             a = action_new(action_previous_desktop);
160             a->data.nextprevdesktop.wrap = FALSE;
161         } else if (!g_ascii_strcasecmp(action, "previousdesktopwrap")) {
162             a = action_new(action_previous_desktop);
163             a->data.nextprevdesktop.wrap = TRUE;
164         } else if (!g_ascii_strcasecmp(action, "nextdesktopcolumn")) {
165             a = action_new(action_next_desktop_column);
166             a->data.nextprevdesktop.wrap = FALSE;
167         } else if (!g_ascii_strcasecmp(action, "nextdesktopcolumnwrap")) {
168             a = action_new(action_next_desktop_column);
169             a->data.nextprevdesktop.wrap = TRUE;
170         } else if (!g_ascii_strcasecmp(action, "previousdesktopcolumn")) {
171             a = action_new(action_previous_desktop_column);
172             a->data.nextprevdesktop.wrap = FALSE;
173         } else if (!g_ascii_strcasecmp(action, "previousdesktopcolumnwrap")) {
174             a = action_new(action_previous_desktop_column);
175             a->data.nextprevdesktop.wrap = TRUE;
176         } else if (!g_ascii_strcasecmp(action, "nextdesktoprow")) {
177             a = action_new(action_next_desktop_row);
178             a->data.nextprevdesktop.wrap = FALSE;
179         } else if (!g_ascii_strcasecmp(action, "nextdesktoprowwrap")) {
180             a = action_new(action_next_desktop_row);
181             a->data.nextprevdesktop.wrap = TRUE;
182         } else if (!g_ascii_strcasecmp(action, "previousdesktoprow")) {
183             a = action_new(action_previous_desktop_row);
184             a->data.nextprevdesktop.wrap = FALSE;
185         } else if (!g_ascii_strcasecmp(action, "previousdesktoprowwrap")) {
186             a = action_new(action_previous_desktop_row);
187             a->data.nextprevdesktop.wrap = TRUE;
188         }
189     }
190     if (a == NULL) {
191         g_warning("Invalid action '%s' in '%s' on line %d", action, path,
192                   lineno);
193         return;
194     }
195
196     if (!mbind(button, context, mact, a)) {
197         action_free(a);
198         g_warning("Unable to add binding '%s %s %s %s'",
199                   context, event, button, action);
200     }
201 }
202
203
204 static int mparsewrap()
205 {
206     g_free(context); g_free(event); g_free(button); g_free(action);
207     return 1;
208 }
209
210 void mouserc_parse()
211 {
212     path = g_build_filename(g_get_home_dir(), ".openbox", "mouserc", NULL);
213     if ((mparsein = fopen(path, "r")) == NULL) {
214         g_free(path);
215         path = g_build_filename(RCDIR, "mouserc", NULL);
216         if ((mparsein = fopen(path, "r")) == NULL) {
217             g_warning("No mouserc file found!");
218             g_free(path);
219             return;
220         }
221     }
222
223     lineno = 1;
224     error = FALSE;
225     context = event = button = action = NULL;
226
227     mparselex();
228
229     g_free(path);
230 }