mirror of
https://github.com/gnif/LookingGlass.git
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138 lines
3.0 KiB
C
138 lines
3.0 KiB
C
/*
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Looking Glass - KVM FrameRelay (KVMFR) Client
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Copyright (C) 2017-2021 Geoffrey McRae <geoff@hostfission.com>
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https://looking-glass.hostfission.com
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This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation; either version 2 of the License, or (at your option) any later
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version.
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This program is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "wm.h"
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#include "main.h"
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#include <stdbool.h>
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#include <SDL2/SDL.h>
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#include "common/debug.h"
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struct WMState
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{
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bool pointerGrabbed;
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bool keyboardGrabbed;
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};
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static struct WMState g_wmState;
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void wmGrabPointer()
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{
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switch(g_state.wminfo.subsystem)
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{
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case SDL_SYSWM_X11:
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XGrabPointer(
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g_state.wminfo.info.x11.display,
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g_state.wminfo.info.x11.window,
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true,
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None,
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GrabModeAsync,
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GrabModeAsync,
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g_state.wminfo.info.x11.window,
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None,
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CurrentTime);
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break;
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default:
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SDL_SetWindowGrab(g_state.window, SDL_TRUE);
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break;
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}
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g_wmState.pointerGrabbed = true;
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}
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void wmUngrabPointer()
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{
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switch(g_state.wminfo.subsystem)
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{
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case SDL_SYSWM_X11:
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XUngrabPointer(g_state.wminfo.info.x11.display, CurrentTime);
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break;
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default:
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SDL_SetWindowGrab(g_state.window, SDL_TRUE);
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break;
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}
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g_wmState.pointerGrabbed = false;
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}
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void wmGrabKeyboard()
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{
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switch(g_state.wminfo.subsystem)
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{
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case SDL_SYSWM_X11:
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XGrabKeyboard(
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g_state.wminfo.info.x11.display,
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g_state.wminfo.info.x11.window,
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true,
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GrabModeAsync,
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GrabModeAsync,
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CurrentTime);
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break;
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default:
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if (g_wmState.pointerGrabbed)
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SDL_SetWindowGrab(g_state.window, SDL_FALSE);
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else
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{
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DEBUG_WARN("SDL does not support grabbing only the keyboard, grabbing all");
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g_wmState.pointerGrabbed = true;
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}
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SDL_SetHint(SDL_HINT_GRAB_KEYBOARD, "1");
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SDL_SetWindowGrab(g_state.window, SDL_TRUE);
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break;
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}
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g_wmState.keyboardGrabbed = true;
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}
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void wmUngrabKeyboard()
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{
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switch(g_state.wminfo.subsystem)
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{
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case SDL_SYSWM_X11:
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XUngrabKeyboard(g_state.wminfo.info.x11.display, CurrentTime);
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break;
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default:
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SDL_SetHint(SDL_HINT_GRAB_KEYBOARD, "0");
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SDL_SetWindowGrab(g_state.window, SDL_FALSE);
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if (g_wmState.pointerGrabbed)
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SDL_SetWindowGrab(g_state.window, SDL_TRUE);
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break;
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}
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g_wmState.keyboardGrabbed = false;
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}
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void wmGrabAll()
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{
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wmGrabPointer();
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wmGrabKeyboard();
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}
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void wmUngrabAll()
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{
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wmUngrabPointer();
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wmUngrabKeyboard();
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}
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