void ViewTree::removing_view(View *view)
{
if (impl->focus_view)
{
if (impl->focus_view == view || view->has_child(impl->focus_view))
set_focus_view(nullptr);
}
}
NativeTabbedPaneWin::NativeTabbedPaneWin(TabbedPane* tabbed_pane)
: NativeControlWin(),
tabbed_pane_(tabbed_pane),
tab_layout_manager_(NULL),
content_window_(NULL),
selected_index_(-1)
{
// Associates the actual HWND with the tabbed-pane so the tabbed-pane is
// the one considered as having the focus (not the wrapper) when the HWND is
// focused directly (with a click for example).
set_focus_view(tabbed_pane);
}
static int dview_on_mouse(DView *dv, int mx, int my, int button)
{
int clicked = (button && !dview_is_state(dv, VIEW_STATE_BUTTON));
int handled = TRUE;
int x,y;
if (button && dview_is_state_all(dv, VIEW_STATE_BUTTON | VIEW_STATE_MOVING))
{
int dx = mx - dv->last_x;
int dy = my - dv->last_y;
dv->ofs_x += dx;
dv->ofs_y += dy;
dv->last_x = mx;
dv->last_y = my;
dview_set_state(dv, VIEW_STATE_NEEDS_UPDATE, TRUE);
return TRUE;
}
else if (button && dview_is_state_all(dv, VIEW_STATE_BUTTON | VIEW_STATE_SIZING))
{
int dx = mx - dv->last_x;
int dy = my - dv->last_y;
dv->bounds.max_x += dx;
dv->bounds.max_y += dy;
dv->last_x = mx;
dv->last_y = my;
dview_set_state(dv, VIEW_STATE_NEEDS_UPDATE, TRUE);
return TRUE;
}
else
dview_set_state(dv, VIEW_STATE_MOVING | VIEW_STATE_SIZING, FALSE);
if (!map_point(dv, mx, my, &x, &y))
return FALSE;
if (dview_xy_in_rect(dv, RECT_DVIEW_TITLE, x, y))
{
/* on title, do nothing */
if (clicked) {
dv->last_x = mx;
dv->last_y = my;
set_focus_view(dv);
dview_set_state(dv, VIEW_STATE_MOVING, TRUE);
}
}
else if (dview_xy_in_rect(dv, RECT_DVIEW_HSB, x, y))
{
/* on horizontal scrollbar */
debug_view_xy pos;
adjustment *sb = &dv->hsb;
if (clicked)
{
rectangle r;
int xt;
dview_get_rect(dv, RECT_DVIEW_HSB, &r);
x -= r.min_x;
xt = (x - VSB_WIDTH) * (sb->upper - sb->lower) / (rect_get_width(&r) - 2 * dv->vsb.visible * VSB_WIDTH) + sb->lower;
if (x < VSB_WIDTH)
sb->value -= sb->step_increment;
else if (x > rect_get_width(&r) - VSB_WIDTH)
sb->value += sb->step_increment;
else if (xt < sb->value)
sb->value -= sb->page_increment;
else if (xt > sb->value)
sb->value += sb->page_increment;
if (sb->value < sb->lower)
sb->value = sb->lower;
if (sb->value > sb->upper)
sb->value = sb->upper;
}
pos = dv->view->visible_position();
if (sb->value != pos.x)
{
pos.x = sb->value;
dv->view->set_visible_position(pos);
dview_set_state(dv, VIEW_STATE_NEEDS_UPDATE, TRUE);
}
}
else if (dview_xy_in_rect(dv, RECT_DVIEW_VSB, x, y) )
{
/* on vertical scrollbar */
debug_view_xy pos;
adjustment *sb = &dv->vsb;
if (clicked)
{
rectangle r;
int yt;
dview_get_rect(dv, RECT_DVIEW_VSB, &r);
y -= r.min_y;
yt = (y - HSB_HEIGHT) * (sb->upper - sb->lower) / (rect_get_height(&r) - 2 * HSB_HEIGHT) + sb->lower;
if (y < HSB_HEIGHT)
sb->value -= sb->step_increment;
else if (y > rect_get_height(&r) - HSB_HEIGHT)
sb->value += sb->step_increment;
else if (yt < sb->value)
sb->value -= sb->page_increment;
else if (yt > sb->value)
sb->value += sb->page_increment;
if (sb->value < sb->lower)
sb->value = sb->lower;
if (sb->value > sb->upper)
sb->value = sb->upper;
}
pos = dv->view->visible_position();
if (sb->value != pos.y)
{
pos.y = sb->value;
dv->view->set_visible_position(pos);
dview_set_state(dv, VIEW_STATE_NEEDS_UPDATE, TRUE);
}
}
else if (dview_xy_in_rect(dv, RECT_DVIEW_SIZE, x, y))
{
/* on sizing area */
if (clicked)
{
dv->last_x = mx;
dv->last_y = my;
set_focus_view(dv);
dview_set_state(dv, VIEW_STATE_SIZING, TRUE);
}
}
else if (dview_xy_in_rect(dv, RECT_DVIEW_CLIENT, x, y))
{
y -= TITLE_HEIGHT;
if (dv->view->cursor_supported() && clicked && y >= 0)
{
debug_view_xy topleft = dv->view->visible_position();
debug_view_xy newpos;
newpos.x = topleft.x + x / debug_font_width;
newpos.y = topleft.y + y / debug_font_height;
dv->view->set_cursor_position(newpos);
dv->view->set_cursor_visible(true);
}
if (clicked)
set_focus_view(dv);
}
else
{
handled = FALSE;
}
dview_set_state(dv, VIEW_STATE_BUTTON, button);
return handled;
}
NativeScrollBarWin::NativeScrollBarWin(NativeScrollBar* scroll_bar)
: native_scroll_bar_(scroll_bar), sb_container_(NULL)
{
set_focus_view(scroll_bar);
memset(&scroll_info_, 0, sizeof(scroll_info_));
}