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Fix by tlsa for content which is updated by the core like animated gifs and forms

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svn path=/trunk/netsurf/; revision=8270
This commit is contained in:
Vincent Sanders 2009-07-02 21:23:54 +00:00
parent 1165edf662
commit c04b939c8c
3 changed files with 32 additions and 7 deletions
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11
framebuffer/fbtk.c
View File

@ -187,6 +187,17 @@ bool fbtk_clip_rect(const bbox_t * restrict clip, bbox_t * restrict box)
return true;
}
/* clip a rectangle to a widgets area rectangle */
bool fbtk_clip_to_widget(fbtk_widget_t *widget, bbox_t * restrict box)
{
bbox_t wbox;
wbox.x0 = 0;
wbox.y0 = 0;
wbox.x1 = widget->width;
wbox.y1 = widget->height;
return fbtk_clip_rect(&wbox, box);
}
/* creates a new widget of a given type */
static fbtk_widget_t *

2
framebuffer/fbtk.h
View File

@ -207,6 +207,8 @@ bool fbtk_event(fbtk_widget_t *root, nsfb_event_t *event, int timeout);
/* keycode to ucs4 */
int fbtk_keycode_to_ucs4(int code, uint8_t mods);
/* clip a box to a widgets area */
bool fbtk_clip_to_widget(fbtk_widget_t *widget, bbox_t * restrict box);

26
framebuffer/gui.c
View File

@ -105,9 +105,14 @@ fb_queue_redraw(struct fbtk_widget_s *widget, int x0, int y0, int x1, int y1)
bwidget->redraw_box.x1 = MAX(bwidget->redraw_box.x1, x1);
bwidget->redraw_box.y1 = MAX(bwidget->redraw_box.y1, y1);
bwidget->redraw_required = true;
fbtk_request_redraw(widget);
if (fbtk_clip_to_widget(widget, &bwidget->redraw_box)) {
bwidget->redraw_required = true;
fbtk_request_redraw(widget);
} else {
bwidget->redraw_box.y0 = bwidget->redraw_box.x0 = INT_MAX;
bwidget->redraw_box.y1 = bwidget->redraw_box.x1 = -(INT_MAX);
bwidget->redraw_required = false;
}
}
static void fb_pan(fbtk_widget_t *widget,
@ -268,6 +273,8 @@ static void fb_redraw(fbtk_widget_t *widget,
if ((!c) || (c->locked))
return;
LOG(("redraw box %d,%d to %d,%d",bwidget->redraw_box.x0,bwidget->redraw_box.y0, bwidget->redraw_box.x1, bwidget->redraw_box.y1));
height = fbtk_get_height(widget);
width = fbtk_get_width(widget);
x = fbtk_get_x(widget);
@ -279,6 +286,8 @@ static void fb_redraw(fbtk_widget_t *widget,
bwidget->redraw_box.x0 += x;
bwidget->redraw_box.x1 += x;
nsfb_claim(fbtk_get_nsfb(widget), &bwidget->redraw_box);
/* redraw bounding box is relative to window */
@ -971,11 +980,14 @@ void gui_window_redraw_window(struct gui_window *g)
void gui_window_update_box(struct gui_window *g,
const union content_msg_data *data)
{
struct browser_widget_s *bwidget = fbtk_get_userpw(g->browser);
fb_queue_redraw(g->browser,
data->redraw.x,
data->redraw.y,
data->redraw.x + data->redraw.width,
data->redraw.y + data->redraw.height);
data->redraw.x - bwidget->scrollx,
data->redraw.y - bwidget->scrolly,
data->redraw.x - bwidget->scrollx +
data->redraw.width,
data->redraw.y - bwidget->scrolly +
data->redraw.height);
}
bool gui_window_get_scroll(struct gui_window *g, int *sx, int *sy)