forked from AuroraMiddleware/gtk
6a12a3cd10
Move the leftovers from the removals to use the current APIs, to fix the build. Also for gdk_device_virtual_set_window_cursor(), only do something when a valid GdkCursor is passed in here. https://bugzilla.gnome.org/show_bug.cgi?id=773299
310 lines
8.6 KiB
C
310 lines
8.6 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gdk/gdkwindow.h>
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#include <windowsx.h>
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#include <objbase.h>
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#include "gdkdisplayprivate.h"
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#include "gdkdevice-win32.h"
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#include "gdkwin32.h"
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G_DEFINE_TYPE (GdkDeviceWin32, gdk_device_win32, GDK_TYPE_DEVICE)
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static gboolean
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gdk_device_win32_get_history (GdkDevice *device,
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GdkWindow *window,
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guint32 start,
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guint32 stop,
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GdkTimeCoord ***events,
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gint *n_events)
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{
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return FALSE;
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}
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static void
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gdk_device_win32_get_state (GdkDevice *device,
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GdkWindow *window,
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gdouble *axes,
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GdkModifierType *mask)
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{
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gint x_int, y_int;
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gdk_window_get_device_position (window, device, &x_int, &y_int, mask);
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if (axes)
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{
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axes[0] = x_int;
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axes[1] = y_int;
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}
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}
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static void
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gdk_device_win32_set_window_cursor (GdkDevice *device,
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GdkWindow *window,
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GdkCursor *cursor)
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{
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}
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static void
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gdk_device_win32_warp (GdkDevice *device,
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gdouble x,
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gdouble y)
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{
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}
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static GdkModifierType
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get_current_mask (void)
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{
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GdkModifierType mask;
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BYTE kbd[256];
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GetKeyboardState (kbd);
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mask = 0;
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if (kbd[VK_SHIFT] & 0x80)
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mask |= GDK_SHIFT_MASK;
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if (kbd[VK_CAPITAL] & 0x80)
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mask |= GDK_LOCK_MASK;
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if (kbd[VK_CONTROL] & 0x80)
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mask |= GDK_CONTROL_MASK;
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if (kbd[VK_MENU] & 0x80)
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mask |= GDK_MOD1_MASK;
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if (kbd[VK_LBUTTON] & 0x80)
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mask |= GDK_BUTTON1_MASK;
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if (kbd[VK_MBUTTON] & 0x80)
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mask |= GDK_BUTTON2_MASK;
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if (kbd[VK_RBUTTON] & 0x80)
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mask |= GDK_BUTTON3_MASK;
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return mask;
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}
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static void
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gdk_device_win32_query_state (GdkDevice *device,
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GdkWindow *window,
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GdkWindow **child_window,
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gdouble *root_x,
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gdouble *root_y,
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gdouble *win_x,
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gdouble *win_y,
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GdkModifierType *mask)
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{
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POINT point;
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HWND hwnd, hwndc;
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GdkWindowImplWin32 *impl;
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if (window == NULL)
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window = gdk_display_get_root_window (gdk_display_get_default ());
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impl = GDK_WINDOW_IMPL_WIN32 (window->impl);
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hwnd = GDK_WINDOW_HWND (window);
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GetCursorPos (&point);
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if (root_x)
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*root_x = point.x / impl->window_scale;
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if (root_y)
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*root_y = point.y / impl->window_scale;
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ScreenToClient (hwnd, &point);
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if (win_x)
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*win_x = point.x / impl->window_scale;
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if (win_y)
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*win_y = point.y / impl->window_scale;
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if (window == gdk_display_get_root_window (gdk_display_get_default ()))
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{
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if (win_x)
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*win_x += _gdk_offset_x;
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if (win_y)
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*win_y += _gdk_offset_y;
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if (root_x)
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*root_x += _gdk_offset_x;
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if (root_y)
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*root_y += _gdk_offset_y;
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}
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if (child_window)
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{
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hwndc = ChildWindowFromPoint (hwnd, point);
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if (hwndc && hwndc != hwnd)
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*child_window = gdk_win32_handle_table_lookup (hwndc);
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else
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*child_window = NULL; /* Direct child unknown to gdk */
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}
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if (mask)
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*mask = get_current_mask ();
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}
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static GdkGrabStatus
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gdk_device_win32_grab (GdkDevice *device,
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GdkWindow *window,
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gboolean owner_events,
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GdkEventMask event_mask,
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GdkWindow *confine_to,
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GdkCursor *cursor,
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guint32 time_)
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{
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/* No support for grabbing the slave atm */
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return GDK_GRAB_NOT_VIEWABLE;
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}
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static void
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gdk_device_win32_ungrab (GdkDevice *device,
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guint32 time_)
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{
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}
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static void
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screen_to_client (HWND hwnd, POINT screen_pt, POINT *client_pt)
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{
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*client_pt = screen_pt;
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ScreenToClient (hwnd, client_pt);
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}
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GdkWindow *
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_gdk_device_win32_window_at_position (GdkDevice *device,
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gdouble *win_x,
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gdouble *win_y,
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GdkModifierType *mask,
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gboolean get_toplevel)
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{
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GdkWindow *window = NULL;
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GdkWindowImplWin32 *impl = NULL;
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POINT screen_pt, client_pt;
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HWND hwnd, hwndc;
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RECT rect;
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GetCursorPos (&screen_pt);
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if (get_toplevel)
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{
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/* Only consider visible children of the desktop to avoid the various
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* non-visible windows you often find on a running Windows box. These
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* might overlap our windows and cause our walk to fail. As we assume
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* WindowFromPoint() can find our windows, we follow similar logic
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* here, and ignore invisible and disabled windows.
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*/
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hwnd = GetDesktopWindow ();
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do {
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window = gdk_win32_handle_table_lookup (hwnd);
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if (window != NULL &&
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GDK_WINDOW_TYPE (window) != GDK_WINDOW_ROOT &&
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GDK_WINDOW_TYPE (window) != GDK_WINDOW_FOREIGN)
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break;
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screen_to_client (hwnd, screen_pt, &client_pt);
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hwndc = ChildWindowFromPointEx (hwnd, client_pt, CWP_SKIPDISABLED |
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CWP_SKIPINVISIBLE);
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/* Verify that we're really inside the client area of the window */
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if (hwndc != hwnd)
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{
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GetClientRect (hwndc, &rect);
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screen_to_client (hwndc, screen_pt, &client_pt);
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if (!PtInRect (&rect, client_pt))
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hwndc = hwnd;
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}
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} while (hwndc != hwnd && (hwnd = hwndc, 1));
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}
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else
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{
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hwnd = WindowFromPoint (screen_pt);
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/* Verify that we're really inside the client area of the window */
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GetClientRect (hwnd, &rect);
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screen_to_client (hwnd, screen_pt, &client_pt);
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if (!PtInRect (&rect, client_pt))
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hwnd = NULL;
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/* If we didn't hit any window at that point, return the desktop */
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if (hwnd == NULL)
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{
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window = gdk_display_get_root_window (gdk_display_get_default ());
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impl = GDK_WINDOW_IMPL_WIN32 (window->impl);
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if (win_x)
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*win_x = (screen_pt.x + _gdk_offset_x) / impl->window_scale;
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if (win_y)
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*win_y = (screen_pt.y + _gdk_offset_y) / impl->window_scale;
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return window;
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}
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window = gdk_win32_handle_table_lookup (hwnd);
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}
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if (window && (win_x || win_y))
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{
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impl = GDK_WINDOW_IMPL_WIN32 (window->impl);
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if (win_x)
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*win_x = client_pt.x / impl->window_scale;
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if (win_y)
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*win_y = client_pt.y / impl->window_scale;
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}
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return window;
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}
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static void
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gdk_device_win32_select_window_events (GdkDevice *device,
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GdkWindow *window,
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GdkEventMask event_mask)
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{
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}
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static void
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gdk_device_win32_class_init (GdkDeviceWin32Class *klass)
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{
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GdkDeviceClass *device_class = GDK_DEVICE_CLASS (klass);
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device_class->get_history = gdk_device_win32_get_history;
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device_class->get_state = gdk_device_win32_get_state;
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device_class->set_window_cursor = gdk_device_win32_set_window_cursor;
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device_class->warp = gdk_device_win32_warp;
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device_class->query_state = gdk_device_win32_query_state;
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device_class->grab = gdk_device_win32_grab;
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device_class->ungrab = gdk_device_win32_ungrab;
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device_class->window_at_position = _gdk_device_win32_window_at_position;
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device_class->select_window_events = gdk_device_win32_select_window_events;
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}
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static void
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gdk_device_win32_init (GdkDeviceWin32 *device_win32)
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{
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GdkDevice *device;
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device = GDK_DEVICE (device_win32);
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_gdk_device_add_axis (device, GDK_NONE, GDK_AXIS_X, 0, 0, 1);
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_gdk_device_add_axis (device, GDK_NONE, GDK_AXIS_Y, 0, 0, 1);
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}
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