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Simplify cursor handling

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This commit is contained in:
Bert Münnich 2017-10-05 12:30:31 +02:00
parent e310136e02
commit b8fd923e74
3 changed files with 25 additions and 32 deletions
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2
Makefile
View file

@ -1,4 +1,4 @@
VERSION := git-20171004
VERSION := git-20171005
all: sxiv

6
types.h
View file

@ -65,9 +65,11 @@ typedef enum {
typedef enum {
CURSOR_ARROW,
CURSOR_NONE,
CURSOR_DRAG,
CURSOR_WATCH
CURSOR_WATCH,
CURSOR_NONE,
CURSOR_COUNT
} cursor_t;
typedef enum {

49
window.c
View file

@ -35,10 +35,13 @@ enum {
V_TEXT_PAD = 1
};
static Cursor carrow;
static Cursor cnone;
static Cursor cdrag;
static Cursor cwatch;
static struct {
int name;
Cursor icon;
} cursors[CURSOR_COUNT] = {
{ XC_left_ptr }, { XC_dotbox }, { XC_watch }
};
static GC gc;
static XftFont *font;
@ -153,6 +156,7 @@ void win_open(win_t *win)
XClassHint classhint;
unsigned long *icon_data;
XColor col;
Cursor *cnone = &cursors[CURSOR_NONE].icon;
char none_data[] = { 0, 0, 0, 0, 0, 0, 0, 0 };
Pixmap none;
int gmask;
@ -209,17 +213,17 @@ void win_open(win_t *win)
ButtonReleaseMask | ButtonPressMask | KeyPressMask |
PointerMotionMask | StructureNotifyMask);
carrow = XCreateFontCursor(e->dpy, XC_left_ptr);
cdrag = XCreateFontCursor(e->dpy, XC_dotbox);
cwatch = XCreateFontCursor(e->dpy, XC_watch);
for (i = 0; i < ARRLEN(cursors); i++) {
if (i != CURSOR_NONE)
cursors[i].icon = XCreateFontCursor(e->dpy, cursors[i].name);
}
if (XAllocNamedColor(e->dpy, DefaultColormap(e->dpy, e->scr), "black",
&col, &col) == 0)
{
error(EXIT_FAILURE, 0, "Error allocating color 'black'");
}
none = XCreateBitmapFromData(e->dpy, win->xwin, none_data, 8, 8);
cnone = XCreatePixmapCursor(e->dpy, none, none, &col, &col, 0, 0);
*cnone = XCreatePixmapCursor(e->dpy, none, none, &col, &col, 0, 0);
gc = XCreateGC(e->dpy, win->xwin, 0, None);
@ -275,10 +279,10 @@ void win_open(win_t *win)
CLEANUP void win_close(win_t *win)
{
XFreeCursor(win->env.dpy, carrow);
XFreeCursor(win->env.dpy, cnone);
XFreeCursor(win->env.dpy, cdrag);
XFreeCursor(win->env.dpy, cwatch);
int i;
for (i = 0; i < ARRLEN(cursors); i++)
XFreeCursor(win->env.dpy, cursors[i].icon);
XFreeGC(win->env.dpy, gc);
@ -461,21 +465,8 @@ void win_set_title(win_t *win, const char *title)
void win_set_cursor(win_t *win, cursor_t cursor)
{
switch (cursor) {
case CURSOR_NONE:
XDefineCursor(win->env.dpy, win->xwin, cnone);
break;
case CURSOR_DRAG:
XDefineCursor(win->env.dpy, win->xwin, cdrag);
break;
case CURSOR_WATCH:
XDefineCursor(win->env.dpy, win->xwin, cwatch);
break;
case CURSOR_ARROW:
default:
XDefineCursor(win->env.dpy, win->xwin, carrow);
break;
}
if (cursor >= 0 && cursor < ARRLEN(cursors)) {
XDefineCursor(win->env.dpy, win->xwin, cursors[cursor].icon);
XFlush(win->env.dpy);
}
}