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Keybindings for scrolling left and right; code by stanio.

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This commit is contained in:
Troels Henriksen 2012-05-31 11:46:24 +02:00
commit 3083ef4031
2 changed files with 36 additions and 12 deletions
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38
surf.c
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@ -96,7 +96,9 @@ static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event, gpointer d);
static void progresschange(WebKitWebView *view, GParamSpec *pspec, Client *c);
static void reload(Client *c, const Arg *arg);
static void resize(GtkWidget *w, GtkAllocation *a, Client *c);
static void scroll(Client *c, const Arg *arg);
static void scroll_h(Client *c, const Arg *arg);
static void scroll_v(Client *c, const Arg *arg);
static void scroll(GtkAdjustment *a, const Arg *arg);
static void setatom(Client *c, int a, const char *v);
static void setcookie(SoupCookie *c);
static void setup(void);
@ -662,16 +664,32 @@ resize(GtkWidget *w, GtkAllocation *a, Client *c) {
}
void
scroll(Client *c, const Arg *arg) {
gdouble v;
GtkAdjustment *a;
scroll_h(Client *c, const Arg *arg) {
scroll(gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(c->scroll)), arg);
}
a = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(c->scroll));
v = gtk_adjustment_get_value(a);
v += gtk_adjustment_get_step_increment(a) * arg->i;
v = MAX(v, 0.0);
v = MIN(v, gtk_adjustment_get_upper(a) - gtk_adjustment_get_page_size(a));
gtk_adjustment_set_value(a, v);
void
scroll_v(Client *c, const Arg *arg) {
scroll(gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(c->scroll)), arg);
}
void
scroll(GtkAdjustment *a, const Arg *arg) {
gdouble v;
v = gtk_adjustment_get_value(a);
switch (arg->i){
case +10000:
case -10000:
v += gtk_adjustment_get_page_increment(a) * (arg->i / 10000); break;
case +20000:
case -20000:
default:
v += gtk_adjustment_get_step_increment(a) * arg->i;
}
v = MAX(v, 0.0);
v = MIN(v, gtk_adjustment_get_upper(a) - gtk_adjustment_get_page_size(a));
gtk_adjustment_set_value(a, v);
}
void