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x11/surface: Get current drag surface size with compute-size signal

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Query and update size of drag surfaces, similarly to how it's done for
the Wayland backend in the previous commit.
This commit is contained in:
Ivan Molodetskikh 2023-03-06 20:49:19 -08:00
parent f63fc91b0e
commit 11d9bbfd6e
1 changed files with 49 additions and 0 deletions
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49
gdk/x11/gdksurface-x11.c
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@ -40,6 +40,7 @@
#include "gdkglcontext-x11.h"
#include "gdkprivate-x11.h"
#include "gdktextureprivate.h"
#include "gdkdragsurfacesizeprivate.h"
#include "gdkseatprivate.h"
#include "gdkprivate.h"
@ -345,6 +346,36 @@ compute_toplevel_size (GdkSurface *surface,
return FALSE;
}
static gboolean
compute_drag_surface_size (GdkSurface *surface,
int *width,
int *height)
{
GdkX11Surface *impl = GDK_X11_SURFACE (surface);
GdkDragSurfaceSize size;
gdk_drag_surface_size_init (&size);
size.width = impl->next_layout.configured_width;
size.height = impl->next_layout.configured_height;
gdk_drag_surface_notify_compute_size (GDK_DRAG_SURFACE (surface), &size);
if ((impl->last_computed_width != size.width ||
impl->last_computed_height != size.height) &&
(impl->next_layout.configured_width != size.width ||
impl->next_layout.configured_height != size.height))
{
*width = size.width;
*height = size.height;
impl->last_computed_width = size.width;
impl->last_computed_height = size.height;
return TRUE;
}
return FALSE;
}
static gboolean
compute_size_idle (gpointer user_data)
{
@ -394,6 +425,24 @@ gdk_x11_surface_compute_size (GdkSurface *surface)
impl->surface_scale);
}
impl->next_layout.surface_geometry_dirty = FALSE;
impl->next_layout.configure_pending = FALSE;
}
else if (GDK_IS_DRAG_SURFACE (surface))
{
int width, height;
if (compute_drag_surface_size (surface, &width, &height))
gdk_x11_surface_toplevel_resize (surface, width, height);
if (surface->resize_count == 0)
{
gdk_x11_surface_update_size (impl,
impl->next_layout.configured_width,
impl->next_layout.configured_height,
impl->surface_scale);
}
impl->next_layout.surface_geometry_dirty = FALSE;
impl->next_layout.configure_pending = FALSE;
}