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update windows frontend for corewindow API change

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This commit is contained in:
Vincent Sanders 2017-05-23 09:47:13 +01:00
parent cef92b0fc7
commit 681586139f
1 changed files with 31 additions and 10 deletions
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41
frontends/windows/corewindow.c
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@ -307,21 +307,42 @@ nsw32_window_corewindow_event_callback(HWND hwnd,
return DefWindowProc(hwnd, msg, wparam, lparam);
}
/**
* callback from core to request a redraw
* callback from core to request an invalidation of a window area.
*
* The specified area of the window should now be considered
* out of date. If the area is NULL the entire window must be
* invalidated.
*
* \param[in] cw The core window to invalidate.
* \param[in] rect area to redraw or NULL for the entire window area.
* \return NSERROR_OK on success or appropriate error code.
*/
static void
nsw32_cw_redraw_request(struct core_window *cw, const struct rect *r)
static nserror
nsw32_cw_invalidate_area(struct core_window *cw, const struct rect *rect)
{
struct nsw32_corewindow *nsw32_cw = (struct nsw32_corewindow *)cw;
RECT wr;
RECT *redrawrectp = NULL;
RECT redrawrect;
wr.left = r->x0;
wr.top = r->y0;
wr.right = r->x1;
wr.bottom = r->y1;
assert(gw != NULL);
RedrawWindow(nsw32_cw->hWnd, &wr, NULL, RDW_INVALIDATE | RDW_NOERASE);
if (rect != NULL) {
redrawrectp = &redrawrect;
redrawrect.left = (long)rect->x0;
redrawrect.top = (long)rect->y0;
redrawrect.right =(long)rect->x1;
redrawrect.bottom = (long)rect->y1;
}
RedrawWindow(nsw32_cw->hWnd,
redrawrectp,
NULL,
RDW_INVALIDATE | RDW_NOERASE);
return NSERROR_OK;
}
@ -376,7 +397,7 @@ nsw32_cw_drag_status(struct core_window *cw, core_window_drag_status ds)
struct core_window_callback_table nsw32_cw_cb_table = {
.redraw_request = nsw32_cw_redraw_request,
.invalidate = nsw32_cw_invalidate,
.update_size = nsw32_cw_update_size,
.scroll_visible = nsw32_cw_scroll_visible,
.get_window_dimensions = nsw32_cw_get_window_dimensions,