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-rw-r--r--st.c50
1 files changed, 33 insertions, 17 deletions
diff --git a/st.c b/st.c
index 741e680..4dc1c5a 100644
--- a/st.c
+++ b/st.c
@@ -259,6 +259,7 @@ static void tsetattr(int*, int);
static void tsetchar(char*);
static void tsetscroll(int, int);
static void tswapscreen(void);
+static void tsetdirt(int, int);
static void tfulldirt(void);
static void ttynew(void);
@@ -446,8 +447,8 @@ utf8size(char *s) {
void
selinit(void) {
- sel.tclick1.tv_sec = 0;
- sel.tclick1.tv_usec = 0;
+ memset(&sel.tclick1, 0, sizeof(sel.tclick1));
+ memset(&sel.tclick2, 0, sizeof(sel.tclick2));
sel.mode = 0;
sel.bx = -1;
sel.clip = NULL;
@@ -520,8 +521,7 @@ bpress(XEvent *e) {
mousereport(e);
else if(e->xbutton.button == Button1) {
if(sel.bx != -1)
- for(int i=sel.b.y; i<=sel.e.y; i++)
- term.dirty[i] = 1;
+ tsetdirt(sel.b.y, sel.e.y);
sel.mode = 1;
sel.ex = sel.bx = X2COL(e->xbutton.x);
sel.ey = sel.by = Y2ROW(e->xbutton.y);
@@ -531,21 +531,28 @@ bpress(XEvent *e) {
void
selcopy(void) {
char *str, *ptr;
- int x, y, sz, sl, ls = 0;
+ int x, y, bufsize, is_selected = 0;
if(sel.bx == -1)
str = NULL;
+
else {
- sz = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ;
- ptr = str = malloc(sz);
+ bufsize = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ;
+ ptr = str = malloc(bufsize);
+
+ /* append every set & selected glyph to the selection */
for(y = 0; y < term.row; y++) {
- for(x = 0; x < term.col; x++)
- if(term.line[y][x].state & GLYPH_SET && (ls = selected(x, y))) {
- sl = utf8size(term.line[y][x].c);
- memcpy(ptr, term.line[y][x].c, sl);
- ptr += sl;
+ for(x = 0; x < term.col; x++) {
+ is_selected = selected(x, y);
+ if((term.line[y][x].state & GLYPH_SET) && is_selected) {
+ int size = utf8size(term.line[y][x].c);
+ memcpy(ptr, term.line[y][x].c, size);
+ ptr += size;
}
- if(ls && y < sel.e.y)
+ }
+
+ /* \n at the end of every selected line except for the last one */
+ if(is_selected && y < sel.e.y)
*ptr++ = '\n';
}
*ptr = 0;
@@ -687,8 +694,7 @@ bmotion(XEvent *e) {
if(oldey != sel.ey || oldex != sel.ex) {
int starty = MIN(oldey, sel.ey);
int endy = MAX(oldey, sel.ey);
- for(int i = starty; i <= endy; i++)
- term.dirty[i] = 1;
+ tsetdirt(starty, endy);
draw();
}
}
@@ -813,14 +819,24 @@ ttyresize(int x, int y) {
}
void
-tfulldirt(void)
+tsetdirt(int top, int bot)
{
int i;
- for(i = 0; i < term.row; i++)
+
+ LIMIT(top, 0, term.row-1);
+ LIMIT(bot, 0, term.row-1);
+
+ for(i = top; i <= bot; i++)
term.dirty[i] = 1;
}
void
+tfulldirt(void)
+{
+ tsetdirt(0, term.row-1);
+}
+
+void
tcursor(int mode) {
static TCursor c;