[hackers] [st] Move remaining selection mode logic into selextend || Devin J. Pohly

From: <git_AT_suckless.org>
Date: Fri, 9 Mar 2018 15:37:39 +0100 (CET)

commit cfc7acdfd923924ae150a32061fb95987697b159
Author: Devin J. Pohly <djpohly_AT_gmail.com>
AuthorDate: Wed Feb 21 23:54:29 2018 -0600
Commit: Devin J. Pohly <djpohly_AT_gmail.com>
CommitDate: Sun Feb 25 21:53:24 2018 -0600

    Move remaining selection mode logic into selextend
    
    The "done" parameter indicates a change which finalizes the selection
    (e.g. a mouse button release as opposed to motion).
    
    Signed-off-by: Devin J. Pohly <djpohly_AT_gmail.com>

diff --git a/st.c b/st.c
index 21cba9e..b7e215e 100644
--- a/st.c
+++ b/st.c
_AT_@ -167,11 +167,11 @@ static ssize_t xwrite(int, const char *, size_t);
 
 /* Globals */
 Term term;
-Selection sel;
 int cmdfd;
 pid_t pid;
 int oldbutton = 3; /* button event on startup: 3 = release */
 
+static Selection sel;
 static CSIEscape csiescseq;
 static STREscape strescseq;
 static int iofd = 1;
_AT_@ -402,9 +402,17 @@ selstart(int col, int row, int snap)
 }
 
 void
-selextend(int col, int row, int type)
+selextend(int col, int row, int type, int done)
 {
         int oldey, oldex, oldsby, oldsey, oldtype;
+
+ if (!sel.mode)
+ return;
+ if (done && sel.mode == SEL_EMPTY) {
+ selclear();
+ return;
+ }
+
         oldey = sel.oe.y;
         oldex = sel.oe.x;
         oldsby = sel.nb.y;
_AT_@ -419,6 +427,8 @@ selextend(int col, int row, int type)
 
         if (oldey != sel.oe.y || oldex != sel.oe.x || oldtype != sel.type)
                 tsetdirt(MIN(sel.nb.y, oldsby), MAX(sel.ne.y, oldsey));
+
+ sel.mode = done ? SEL_IDLE : SEL_READY;
 }
 
 void
diff --git a/st.h b/st.h
index c5ff5cf..a34e31c 100644
--- a/st.h
+++ b/st.h
_AT_@ -184,7 +184,7 @@ void resettitle(void);
 void selclear(void);
 void selinit(void);
 void selstart(int, int, int);
-void selextend(int, int, int);
+void selextend(int, int, int, int);
 void selnormalize(void);
 int selected(int, int);
 char *getsel(void);
_AT_@ -198,7 +198,6 @@ char *xstrdup(char *);
 
 /* Globals */
 extern Term term;
-extern Selection sel;
 extern int cmdfd;
 extern pid_t pid;
 extern int oldbutton;
diff --git a/x.c b/x.c
index ddae6b6..a7f619e 100644
--- a/x.c
+++ b/x.c
_AT_@ -157,7 +157,7 @@ static void selnotify(XEvent *);
 static void selclear_(XEvent *);
 static void selrequest(XEvent *);
 static void setsel(char *, Time);
-static void mousesel(XEvent *);
+static void mousesel(XEvent *, int);
 static void mousereport(XEvent *);
 static char *kmap(KeySym, uint);
 static int match(uint, uint);
_AT_@ -313,7 +313,7 @@ y2row(int y)
 }
 
 void
-mousesel(XEvent *e)
+mousesel(XEvent *e, int done)
 {
         int type, seltype = SEL_REGULAR;
         uint state = e->xbutton.state & ~(Button1Mask | forceselmod);
_AT_@ -324,8 +324,9 @@ mousesel(XEvent *e)
                         break;
                 }
         }
-
- selextend(x2col(e->xbutton.x), y2row(e->xbutton.y), seltype);
+ selextend(x2col(e->xbutton.x), y2row(e->xbutton.y), seltype, done);
+ if (done)
+ setsel(getsel(), e->xbutton.time);
 }
 
 void
_AT_@ -630,16 +631,10 @@ brelease(XEvent *e)
                 return;
         }
 
- if (e->xbutton.button == Button2) {
+ if (e->xbutton.button == Button2)
                 selpaste(NULL);
- } else if (e->xbutton.button == Button1) {
- if (sel.mode == SEL_READY) {
- mousesel(e);
- setsel(getsel(), e->xbutton.time);
- } else
- selclear_(NULL);
- sel.mode = SEL_IDLE;
- }
+ else if (e->xbutton.button == Button1)
+ mousesel(e, 1);
 }
 
 void
_AT_@ -650,11 +645,7 @@ bmotion(XEvent *e)
                 return;
         }
 
- if (!sel.mode)
- return;
-
- sel.mode = SEL_READY;
- mousesel(e);
+ mousesel(e, 0);
 }
 
 void
Received on Fri Mar 09 2018 - 15:37:39 CET

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