static void gui_window_update_extent(struct gui_window *g)
{
int w, h;
if (browser_window_get_extents(g->bw, true, &w, &h) == NSERROR_OK) {
gtk_layout_set_size(g->layout, w, h);
}
}
static void
gui_window_update_extent(struct gui_window *gw)
{
int w, h;
browser_window_get_extents(gw->bw, true, &w, &h);
fbtk_set_scroll_parameters(gw->hscroll, 0, w,
fbtk_get_width(gw->browser), 100);
fbtk_set_scroll_parameters(gw->vscroll, 0, h,
fbtk_get_height(gw->browser), 100);
}
/**
* Update the extent of the inside of a browser window to that of the
* current content.
*
* It seems this method is called when content size got adjusted, so
* that we can adjust scroll info. We also have to call it when tab
* change occurs.
*
* \param gw gui_window to update the extent of
*/
static void gui_window_update_extent(struct gui_window *gw)
{
if(browser_window_has_content(gw->browser->bw)) {
/** @todo store content size. */
if(window_get_active_gui_window(gw->root) == gw) {
int width, height;
GRECT area;
browser_window_get_extents(gw->browser->bw, false, &width, &height);
window_set_content_size(gw->root, width, height);
window_update_back_forward(gw->root);
window_get_grect(gw->root, BROWSER_AREA_CONTENT, &area);
window_schedule_redraw_grect(gw->root, &area);
}
}
}
/* queue a window scroll */
static void
widget_scroll_y(struct gui_window *gw, int y, bool abs)
{
struct browser_widget_s *bwidget = fbtk_get_userpw(gw->browser);
int content_width, content_height;
int height;
LOG(("window scroll"));
if (abs) {
bwidget->pany = y - bwidget->scrolly;
} else {
bwidget->pany += y;
}
browser_window_get_extents(gw->bw, true,
&content_width, &content_height);
height = fbtk_get_height(gw->browser);
/* dont pan off the top */
if ((bwidget->scrolly + bwidget->pany) < 0)
bwidget->pany = -bwidget->scrolly;
/* do not pan off the bottom of the content */
if ((bwidget->scrolly + bwidget->pany) > (content_height - height))
bwidget->pany = (content_height - height) - bwidget->scrolly;
if (bwidget->pany == 0) {
return;
}
bwidget->pan_required = true;
fbtk_request_redraw(gw->browser);
fbtk_set_scroll_position(gw->vscroll, bwidget->scrolly + bwidget->pany);
}
/* queue a window scroll */
static void
widget_scroll_x(struct gui_window *gw, int x, bool abs)
{
struct browser_widget_s *bwidget = fbtk_get_userpw(gw->browser);
int content_width, content_height;
int width;
if (abs) {
bwidget->panx = x - bwidget->scrollx;
} else {
bwidget->panx += x;
}
browser_window_get_extents(gw->bw, true,
&content_width, &content_height);
width = fbtk_get_width(gw->browser);
/* dont pan off the left */
if ((bwidget->scrollx + bwidget->panx) < 0)
bwidget->panx = - bwidget->scrollx;
/* do not pan off the right of the content */
if ((bwidget->scrollx + bwidget->panx) > (content_width - width))
bwidget->panx = (content_width - width) - bwidget->scrollx;
if (bwidget->panx == 0) {
return;
}
bwidget->pan_required = true;
fbtk_request_redraw(gw->browser);
fbtk_set_scroll_position(gw->hscroll, bwidget->scrollx + bwidget->panx);
}
