static gboolean _tristatebutton_button_press(GtkWidget *widget, GdkEventButton *eb, gpointer data)
{
gint cs = DTGTK_TRISTATEBUTTON(widget)->state + 1;
/* handle left click on tristate button */
if(eb->button == 1) cs %= 3;
/* handle right click on tristate button */
else if(eb->button == 2)
cs = 0;
dtgtk_tristatebutton_set_state(DTGTK_TRISTATEBUTTON(widget), cs);
gtk_widget_queue_draw(widget);
/* lets other connected get the signal... */
return FALSE;
}
static void _lib_modulelist_populate_callback(gpointer instance, gpointer user_data)
{
dt_lib_module_t *self = (dt_lib_module_t *)user_data;
/* go thru list of iop modules and add tp table */
GList *modules = g_list_last(darktable.develop->iop);
int ti = 0, tj = 0;
while(modules)
{
dt_iop_module_t *module = (dt_iop_module_t *)(modules->data);
if(!dt_iop_is_hidden(module) && !(module->flags() & IOP_FLAGS_DEPRECATED))
{
module->showhide = dtgtk_tristatebutton_new(NULL,0);
char filename[1024], datadir[1024];
dt_loc_get_datadir(datadir, 1024);
snprintf(filename, 1024, "%s/pixmaps/plugins/darkroom/%s.png", datadir, module->op);
if(!g_file_test(filename, G_FILE_TEST_IS_REGULAR))
snprintf(filename, 1024, "%s/pixmaps/plugins/darkroom/template.png", datadir);
GtkWidget *image = gtk_image_new_from_file(filename);
gtk_button_set_image(GTK_BUTTON(module->showhide), image);
/* set button state */
char option[1024];
snprintf(option, 1024, "plugins/darkroom/%s/visible", module->op);
gboolean active = dt_conf_get_bool (option);
snprintf(option, 1024, "plugins/darkroom/%s/favorite", module->op);
gboolean favorite = dt_conf_get_bool (option);
gint state=0;
if(active)
{
state++;
if(favorite) state++;
}
_lib_modulelist_tristate_set_state(module->showhide,state,module);
dtgtk_tristatebutton_set_state(DTGTK_TRISTATEBUTTON(module->showhide), state);
/* connect tristate button callback*/
g_signal_connect(G_OBJECT(module->showhide), "tristate-changed",
G_CALLBACK(_lib_modulelist_tristate_changed_callback), module);
gtk_table_attach(GTK_TABLE(self->widget), module->showhide, ti, ti+1, tj, tj+1,
GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_SHRINK,
0, 0);
if(ti < 5) ti++;
else { ti = 0; tj ++; }
}
modules = g_list_previous(modules);
}
}
static gboolean _tristatebutton_expose(GtkWidget *widget, GdkEventExpose *event)
{
g_return_val_if_fail(widget != NULL, FALSE);
g_return_val_if_fail(DTGTK_IS_TRISTATEBUTTON(widget), FALSE);
g_return_val_if_fail(event != NULL, FALSE);
GtkStyle *style = gtk_widget_get_style(widget);
int state = gtk_widget_get_state(widget);
/* fix text style */
for(int i = 0; i < 5; i++) style->text[i] = style->fg[i];
/* fetch flags */
int flags = DTGTK_TRISTATEBUTTON(widget)->icon_flags;
/* set inner border */
int border = DT_PIXEL_APPLY_DPI((flags & CPF_DO_NOT_USE_BORDER) ? 2 : 6);
/* update active state paint flag */
gboolean active = DTGTK_TRISTATEBUTTON(widget)->state > 0;
if(active)
flags |= CPF_ACTIVE;
else
flags &= ~(CPF_ACTIVE);
/* begin cairo drawing */
cairo_t *cr;
cr = gdk_cairo_create(gtk_widget_get_window(widget));
GtkAllocation allocation;
gtk_widget_get_allocation(widget, &allocation);
int x = allocation.x;
int y = allocation.y;
int width = allocation.width;
int height = allocation.height;
/* draw standard button background if not transparent nor flat styled */
if((flags & CPF_STYLE_FLAT))
{
if(state != GTK_STATE_NORMAL)
{
cairo_rectangle(cr, x, y, width, height);
cairo_set_source_rgba(cr, style->bg[state].red / 65535.0, style->bg[state].green / 65535.0,
style->bg[state].blue / 65535.0, 0.5);
cairo_fill(cr);
}
}
else if(!(flags & CPF_BG_TRANSPARENT))
{
cairo_rectangle(cr, x, y, width, height);
float rs = 1.0, gs = 1.0, bs = 1.0;
if(DTGTK_TRISTATEBUTTON(widget)->state == 1)
rs = gs = bs = 3.0;
else if(DTGTK_TRISTATEBUTTON(widget)->state == 2)
rs = 3.0;
cairo_set_source_rgba(cr, (style->bg[state].red / 65535.0) * rs, (style->bg[state].green / 65535.0) * gs,
(style->bg[state].blue / 65535.0) * bs, 0.5);
cairo_fill(cr);
}
/* create pango text settings if label exists */
PangoLayout *layout = NULL;
int pw = 0, ph = 0;
const gchar *text = gtk_button_get_label(GTK_BUTTON(widget));
if(text)
{
layout = pango_cairo_create_layout(cr);
pango_layout_set_font_description(layout, darktable.bauhaus->pango_font_desc);
pango_cairo_context_set_resolution(pango_layout_get_context(layout), darktable.gui->dpi);
pango_layout_set_text(layout, text, -1);
pango_layout_get_pixel_size(layout, &pw, &ph);
}
cairo_set_source_rgb(cr, style->fg[state].red / 65535.0, style->fg[state].green / 65535.0,
style->fg[state].blue / 65535.0);
/* draw button image if any */
GtkWidget *image = gtk_button_get_image(GTK_BUTTON(widget));
if(image)
{
GdkPixbuf *pixbuf = gtk_image_get_pixbuf(GTK_IMAGE(image));
if(pixbuf)
{
/* Draw the pixbuf */
gint pbw = gdk_pixbuf_get_width(pixbuf);
gint pbh = gdk_pixbuf_get_height(pixbuf);
gdk_cairo_set_source_pixbuf(cr, pixbuf, allocation.x + ((allocation.width / 2) - (pbw / 2)),
allocation.y + ((allocation.height / 2) - (pbh / 2)));
cairo_paint(cr);
}
}
/* draw icon */
if(DTGTK_TRISTATEBUTTON(widget)->icon)
{
// if (flags & CPF_IGNORE_FG_STATE)
// state = GTK_STATE_NORMAL;
if(text)
DTGTK_TRISTATEBUTTON(widget)
->icon(cr, x + border, y + border, height - (border * 2), height - (border * 2), flags);
else
DTGTK_TRISTATEBUTTON(widget)
->icon(cr, x + border, y + border, width - (border * 2), height - (border * 2), flags);
}
/* draw label */
if(text)
{
int lx = x + DT_PIXEL_APPLY_DPI(2), ly = y + ((height / 2.0) - (ph / 2.0));
cairo_translate(cr, lx, ly);
pango_cairo_show_layout(cr, layout);
g_object_unref(layout);
}
cairo_destroy(cr);
return FALSE;
}