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authornoname <noname@inventati.org>2015-05-01 17:13:13 +0000
committerRoberto E. Vargas Caballero <k0ga@shike2.com>2015-05-04 11:57:17 +0200
commit1811b6030cd9ac6bb938449eef778c6f54ab0e49 (patch)
treeb0eb9d5df6fc3b31735162cdd903e81df6a93c3d
parent22571ea4e8729efee6940b704666566b46e42e76 (diff)
downloadst-1811b6030cd9ac6bb938449eef778c6f54ab0e49.tar.gz
Add enumeration for sel.mode
This patch also prevents sel.mode from increasing beyond 2. It is almost impossible, but sel.mode may overflow if mouse is moved around for too long while selecting.
-rw-r--r--st.c23
1 files changed, 14 insertions, 9 deletions
diff --git a/st.c b/st.c
index 6138817..d6dd4de 100644
--- a/st.c
+++ b/st.c
@@ -162,6 +162,12 @@ enum window_state {
WIN_FOCUSED = 2
};
+enum selection_mode {
+ SEL_IDLE = 0,
+ SEL_EMPTY = 1,
+ SEL_READY = 2
+};
+
enum selection_type {
SEL_REGULAR = 1,
SEL_RECTANGULAR = 2
@@ -643,7 +649,7 @@ void
selinit(void) {
memset(&sel.tclick1, 0, sizeof(sel.tclick1));
memset(&sel.tclick2, 0, sizeof(sel.tclick2));
- sel.mode = 0;
+ sel.mode = SEL_IDLE;
sel.ob.x = -1;
sel.primary = NULL;
sel.clipboard = NULL;
@@ -897,7 +903,7 @@ bpress(XEvent *e) {
/* Clear previous selection, logically and visually. */
selclear(NULL);
- sel.mode = 1;
+ sel.mode = SEL_EMPTY;
sel.type = SEL_REGULAR;
sel.oe.x = sel.ob.x = x2col(e->xbutton.x);
sel.oe.y = sel.ob.y = y2row(e->xbutton.y);
@@ -920,7 +926,7 @@ bpress(XEvent *e) {
* make clicks visible
*/
if(sel.snap != 0) {
- sel.mode++;
+ sel.mode = SEL_READY;
tsetdirt(sel.nb.y, sel.ne.y);
}
sel.tclick2 = sel.tclick1;
@@ -1142,13 +1148,12 @@ brelease(XEvent *e) {
if(e->xbutton.button == Button2) {
selpaste(NULL);
} else if(e->xbutton.button == Button1) {
- if(sel.mode < 2) {
- selclear(NULL);
- } else {
+ if(sel.mode == SEL_READY) {
getbuttoninfo(e);
selcopy(e->xbutton.time);
- }
- sel.mode = 0;
+ } else
+ selclear(NULL);
+ sel.mode = SEL_IDLE;
tsetdirt(sel.nb.y, sel.ne.y);
}
}
@@ -1165,7 +1170,7 @@ bmotion(XEvent *e) {
if(!sel.mode)
return;
- sel.mode++;
+ sel.mode = SEL_READY;
oldey = sel.oe.y;
oldex = sel.oe.x;
oldsby = sel.nb.y;