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allow fitering spot menus

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This commit is contained in:
Sean Pringle
2015-01-10 20:08:22 +10:00
parent 4d269104a1
commit 180832dcf0
5 changed files with 88 additions and 59 deletions
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111
menubox.c
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@@ -26,7 +26,6 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#define MB_AUTOHEIGHT 1<<0
#define MB_AUTOWIDTH 1<<1
#define MB_SELECTABLE 1<<2
#define MB_MINWIDTH 1<<3
typedef struct {
@@ -37,8 +36,8 @@ typedef struct {
unsigned int box_count, box_active;
Textbox **boxes;
int *ids;
XIM xim;
XIC xic;
int *show;
Textbox *input;
} Menubox;
void menubox_moveresize(Menubox*, short, short, short, short);
@@ -49,6 +48,7 @@ Menubox* menubox_create(Window parent, unsigned long flags, short x, short y, sh
Menubox *mb = calloc(1, sizeof(Menubox));
mb->boxes = (Textbox**) calloc(1, sizeof(Textbox));
mb->ids = (int*) calloc(1, sizeof(int));
mb->show = (int*) calloc(1, sizeof(int));
mb->flags = flags;
mb->parent = parent;
@@ -68,18 +68,12 @@ Menubox* menubox_create(Window parent, unsigned long flags, short x, short y, sh
mb->window = XCreateSimpleWindow(display, mb->parent, mb->x, mb->y, mb->w, mb->h, 0, None, cp);
// calc line height
Textbox *lb = textbox_create(mb->window, TB_AUTOHEIGHT, 0, 0, 0, 0, mb->font, mb->fg_blur, mb->bg_blur, "a", NULL);
mb->line_height = lb->h; textbox_free(lb);
mb->input = textbox_create(mb->window, TB_AUTOHEIGHT|TB_EDITABLE, mb->padding, mb->padding, mb->w, 0, mb->font, mb->fg_blur, mb->bg_blur, "", "> ");
mb->line_height = mb->input->h;
// auto height/width modes get handled here
menubox_moveresize(mb, mb->x, mb->y, mb->w, mb->h);
if (MB_SELECTABLE)
{
mb->xim = XOpenIM(display, NULL, NULL, NULL);
mb->xic = XCreateIC(mb->xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing, XNClientWindow, mb->window, XNFocusWindow, mb->window, NULL);
}
return mb;
}
@@ -88,7 +82,7 @@ void menubox_moveresize(Menubox *mb, short x, short y, short w, short h)
int ow = w;
if (mb->flags & MB_AUTOHEIGHT)
h = mb->box_count * mb->line_height + (mb->padding*2);
h = (mb->box_count+1) * mb->line_height + (mb->padding*2);
if (mb->flags & MB_AUTOWIDTH)
{
@@ -115,9 +109,14 @@ void menubox_add(Menubox *mb, int id, char *text)
mb->boxes = (Textbox**) realloc(mb->boxes, sizeof(Textbox) * mb->box_count);
mb->ids = (int*) realloc(mb->ids, sizeof(int) * mb->box_count);
mb->show = (int*) realloc(mb->show, sizeof(int) * mb->box_count);
mb->boxes[slot] = textbox_create(mb->window, TB_AUTOHEIGHT|TB_AUTOWIDTH, mb->padding, mb->line_height*slot+mb->padding, mb->w-(mb->padding*2), 0, mb->font, mb->fg_blur, mb->bg_blur, text, NULL);
mb->boxes[slot] = textbox_create(mb->window, TB_AUTOHEIGHT|TB_AUTOWIDTH,
mb->padding, mb->line_height*(slot+1)+mb->padding, mb->w-(mb->padding*2), 0,
mb->font, mb->fg_blur, mb->bg_blur, text, NULL);
mb->ids[slot] = id;
mb->show[slot] = 1;
if (mb->flags & (MB_AUTOWIDTH|MB_AUTOHEIGHT))
menubox_moveresize(mb, mb->x, mb->y, mb->w, mb->h);
@@ -125,7 +124,7 @@ void menubox_add(Menubox *mb, int id, char *text)
int menubox_get_id(Menubox *mb)
{
return mb->ids[mb->box_active];
return mb->show[mb->box_active] ? mb->ids[mb->box_active]: -1;
}
void menubox_grab(Menubox *mb)
@@ -140,17 +139,29 @@ void menubox_grab(Menubox *mb)
void menubox_draw(Menubox *mb)
{
for (uint i = 0; i < mb->box_count; i++)
textbox_draw(mb->input);
int filter = strlen(mb->input->text) > 0;
for (uint i = 0, n = 0; i < mb->box_count; i++)
{
textbox_font(mb->boxes[i], mb->font, mb->box_active == i ? mb->fg_focus: mb->fg_blur, mb->box_active == i ? mb->bg_focus: mb->bg_blur);
textbox_draw(mb->boxes[i]);
if (!filter || mb->show[i])
{
textbox_font(mb->boxes[i], mb->font, mb->box_active == i ? mb->fg_focus: mb->fg_blur, mb->box_active == i ? mb->bg_focus: mb->bg_blur);
textbox_moveresize(mb->boxes[i], mb->padding, mb->line_height*(n+1)+mb->padding, mb->w-(mb->padding*2), 0);
textbox_show(mb->boxes[i]);
textbox_draw(mb->boxes[i]);
n++;
}
else
{
textbox_hide(mb->boxes[i]);
}
}
}
void menubox_show(Menubox *mb)
{
for (uint i = 0; i < mb->box_count; i++)
textbox_show(mb->boxes[i]);
textbox_show(mb->input);
XMapWindow(display, mb->window);
}
@@ -165,17 +176,36 @@ void menubox_free(Menubox *mb)
textbox_free(mb->boxes[i]);
free(mb->boxes);
free(mb->ids);
if (mb->flags & MB_SELECTABLE)
{
XDestroyIC(mb->xic);
XCloseIM(mb->xim);
}
free(mb->show);
textbox_free(mb->input);
XDestroyWindow(display, mb->window);
free(mb);
}
void menubox_filter(Menubox *mb)
{
int filter = strlen(mb->input->text) > 0;
char *pattern = strdup(mb->input->text);
for (char *p = pattern; *p; *p = tolower(*p), p++);
for (int i = 0; i < mb->box_count; i++)
{
char *subject = strdup(mb->boxes[i]->text);
for (char *p = subject; *p; *p = tolower(*p), p++);
mb->show[i] = (!filter || regex_match(pattern, subject));
free(subject);
}
free(pattern);
// active entry maybe filtered. step backward
while (!mb->show[mb->box_active] && mb->box_active > 0)
mb->box_active--;
// active entry maybe filtered. step forward
while (!mb->show[mb->box_active] && mb->box_active < mb->box_count-1)
mb->box_active++;
}
void menubox_key_up(Menubox *mb)
{
if (mb->box_active > 0) mb->box_active--;
@@ -186,16 +216,6 @@ void menubox_key_down(Menubox *mb)
if (mb->box_active < mb->box_count-1) mb->box_active++;
}
void menubox_key_home(Menubox *mb)
{
mb->box_active = 0;
}
void menubox_key_end(Menubox *mb)
{
mb->box_active = mb->box_count-1;
}
// handle a keypress in edit mode
// 0 = unhandled
// 1 = handled
@@ -205,17 +225,20 @@ int menubox_keypress(Menubox *mb, XEvent *ev)
{
KeySym key; Status stat; char pad[32];
int len = XmbLookupString(mb->xic, &ev->xkey, pad, sizeof(pad), &key, &stat);
int len = XmbLookupString(mb->input->xic, &ev->xkey, pad, sizeof(pad), &key, &stat);
pad[len] = 0;
int rc = 0;
switch (key)
{
case XK_Up : menubox_key_up(mb); return 1;
case XK_Down : menubox_key_down(mb); return 1;
case XK_Home : menubox_key_home(mb); return 1;
case XK_End : menubox_key_end(mb); return 1;
case XK_Escape : return -2;
case XK_Return : return -1;
case XK_Up : { menubox_key_up(mb); rc = 1; break; }
case XK_Down : { menubox_key_down(mb); rc = 1; break; }
case XK_Escape : { rc = -2; break; }
case XK_Return : { rc = -1; break; }
default: rc = textbox_keypress(mb->input, ev);
}
return 0;
menubox_filter(mb);
return rc;
}