643 lines
16 KiB
C
643 lines
16 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Client
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* X11 Windows
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*
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* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/Xatom.h>
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#include <freerdp/rail.h>
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#include <freerdp/utils/rail.h>
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#ifdef WITH_XEXT
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#include <X11/extensions/shape.h>
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#endif
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#include "FreeRDP_Icon_256px.h"
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#define xf_icon_prop FreeRDP_Icon_256px_prop
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#include "xf_window.h"
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/* Extended Window Manager Hints: http://standards.freedesktop.org/wm-spec/wm-spec-1.3.html */
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#define MWM_HINTS_DECORATIONS (1L << 1)
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#define PROP_MOTIF_WM_HINTS_ELEMENTS 5
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struct _PropMotifWmHints
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{
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unsigned long flags;
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unsigned long functions;
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unsigned long decorations;
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long inputMode;
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unsigned long status;
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};
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typedef struct _PropMotifWmHints PropMotifWmHints;
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void xf_SendClientMessage(xfInfo* xfi, xfWindow* window, Atom atom, long msg, long d1, long d2, long d3)
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{
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XEvent xevent;
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xevent.xclient.type = ClientMessage;
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xevent.xclient.message_type = atom;
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xevent.xclient.window = window->handle;
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xevent.xclient.format = 32;
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xevent.xclient.data.l[0] = CurrentTime;
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xevent.xclient.data.l[1] = msg;
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xevent.xclient.data.l[2] = d1;
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xevent.xclient.data.l[3] = d2;
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xevent.xclient.data.l[4] = d3;
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XSendEvent(xfi->display, window->handle, False, NoEventMask, &xevent);
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XSync(xfi->display, False);
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}
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void xf_SetWindowFullscreen(xfInfo* xfi, xfWindow* window, boolean fullscreen)
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{
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if (fullscreen)
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{
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xf_SetWindowDecorations(xfi, window, False);
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XMoveResizeWindow(xfi->display, window->handle, 0, 0, window->width, window->height);
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XMapRaised(xfi->display, window->handle);
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window->fullscreen = True;
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}
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}
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/* http://tronche.com/gui/x/xlib/window-information/XGetWindowProperty.html */
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boolean xf_GetWindowProperty(xfInfo* xfi, Window window, Atom property, int length,
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unsigned long* nitems, unsigned long* bytes, uint8** prop)
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{
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int status;
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Atom actual_type;
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int actual_format;
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if (property == None)
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return False;
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status = XGetWindowProperty(xfi->display, window,
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property, 0, length, False, AnyPropertyType,
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&actual_type, &actual_format, nitems, bytes, prop);
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if (status != Success)
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return False;
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if (actual_type == None)
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{
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DEBUG_WARN("Property %lu does not exist", property);
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return False;
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}
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return True;
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}
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boolean xf_GetCurrentDesktop(xfInfo* xfi)
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{
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boolean status;
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unsigned long nitems;
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unsigned long bytes;
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unsigned char* prop;
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status = xf_GetWindowProperty(xfi, DefaultRootWindow(xfi->display),
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xfi->_NET_CURRENT_DESKTOP, 1, &nitems, &bytes, &prop);
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if (status != True) {
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return False;
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}
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xfi->current_desktop = (int) *prop;
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xfree(prop);
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return True;
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}
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boolean xf_GetWorkArea(xfInfo* xfi)
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{
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long* plong;
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boolean status;
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unsigned long nitems;
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unsigned long bytes;
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unsigned char* prop;
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status = xf_GetCurrentDesktop(xfi);
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if (status != True)
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return False;
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status = xf_GetWindowProperty(xfi, DefaultRootWindow(xfi->display),
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xfi->_NET_WORKAREA, 32 * 4, &nitems, &bytes, &prop);
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if (status != True)
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return False;
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if ((xfi->current_desktop * 4 + 3) >= nitems) {
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xfree(prop);
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return False;
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}
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plong = (long*) prop;
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xfi->workArea.x = plong[xfi->current_desktop * 4 + 0];
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xfi->workArea.y = plong[xfi->current_desktop * 4 + 1];
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xfi->workArea.width = plong[xfi->current_desktop * 4 + 2];
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xfi->workArea.height = plong[xfi->current_desktop * 4 + 3];
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xfree(prop);
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return True;
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}
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void xf_SetWindowDecorations(xfInfo* xfi, xfWindow* window, boolean show)
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{
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PropMotifWmHints hints;
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hints.decorations = show;
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hints.flags = MWM_HINTS_DECORATIONS;
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XChangeProperty(xfi->display, window->handle, xfi->_MOTIF_WM_HINTS, xfi->_MOTIF_WM_HINTS, 32,
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PropModeReplace, (uint8*) &hints, PROP_MOTIF_WM_HINTS_ELEMENTS);
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}
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void xf_SetWindowUnlisted(xfInfo* xfi, xfWindow* window)
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{
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Atom window_state[2];
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window_state[0] = xfi->_NET_WM_STATE_SKIP_PAGER;
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window_state[1] = xfi->_NET_WM_STATE_SKIP_TASKBAR;
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XChangeProperty(xfi->display, window->handle, xfi->_NET_WM_STATE,
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XA_ATOM, 32, PropModeReplace, (uint8*) &window_state, 2);
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}
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void xf_SetWindowStyle(xfInfo* xfi, xfWindow* window, uint32 style, uint32 ex_style)
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{
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Atom window_type;
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window_type = xfi->_NET_WM_WINDOW_TYPE_NORMAL;
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if ((style & WS_POPUP) || (style & WS_DLGFRAME) || (ex_style & WS_EX_DLGMODALFRAME))
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{
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window_type = xfi->_NET_WM_WINDOW_TYPE_DIALOG;
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}
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if (ex_style & WS_EX_TOOLWINDOW)
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{
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xf_SetWindowUnlisted(xfi, window);
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window_type = xfi->_NET_WM_WINDOW_TYPE_UTILITY;
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}
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XChangeProperty(xfi->display, window->handle, xfi->_NET_WM_WINDOW_TYPE,
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XA_ATOM, 32, PropModeReplace, (uint8*) &window_type, 1);
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}
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xfWindow* xf_CreateDesktopWindow(xfInfo* xfi, char* name, int width, int height, boolean decorations)
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{
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xfWindow* window;
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window = (xfWindow*) xzalloc(sizeof(xfWindow));
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if (window != NULL)
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{
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int input_mask;
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XClassHint* class_hints;
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window->width = width;
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window->height = height;
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window->fullscreen = False;
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window->decorations = decorations;
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window->handle = XCreateWindow(xfi->display, RootWindowOfScreen(xfi->screen),
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xfi->workArea.x, xfi->workArea.y, xfi->width, xfi->height, 0, xfi->depth, InputOutput, xfi->visual,
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CWBackPixel | CWBackingStore | CWOverrideRedirect | CWColormap |
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CWBorderPixel, &xfi->attribs);
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class_hints = XAllocClassHint();
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if (class_hints != NULL)
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{
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class_hints->res_name = "xfreerdp";
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class_hints->res_class = "xfreerdp";
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XSetClassHint(xfi->display, window->handle, class_hints);
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XFree(class_hints);
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}
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xf_ResizeDesktopWindow(xfi, window, width, height);
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xf_SetWindowDecorations(xfi, window, decorations);
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input_mask =
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KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
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VisibilityChangeMask | FocusChangeMask | StructureNotifyMask |
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PointerMotionMask | ExposureMask | PropertyChangeMask;
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if (xfi->grab_keyboard)
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input_mask |= EnterWindowMask | LeaveWindowMask;
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XChangeProperty(xfi->display, window->handle, xfi->_NET_WM_ICON, XA_CARDINAL, 32,
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PropModeReplace, (uint8*) xf_icon_prop, sizeof(xf_icon_prop) / sizeof(long));
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XSelectInput(xfi->display, window->handle, input_mask);
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XMapWindow(xfi->display, window->handle);
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}
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XStoreName(xfi->display, window->handle, name);
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return window;
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}
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void xf_ResizeDesktopWindow(xfInfo* xfi, xfWindow* window, int width, int height)
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{
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XSizeHints* size_hints;
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size_hints = XAllocSizeHints();
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if (size_hints)
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{
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size_hints->flags = PMinSize | PMaxSize;
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size_hints->min_width = size_hints->max_width = xfi->width;
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size_hints->min_height = size_hints->max_height = xfi->height;
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XSetWMNormalHints(xfi->display, window->handle, size_hints);
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XFree(size_hints);
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}
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}
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void xf_FixWindowCoordinates(xfInfo* xfi, int* x, int* y, int* width, int* height)
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{
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int vscreen_width;
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int vscreen_height;
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vscreen_width = xfi->vscreen.area.right - xfi->vscreen.area.left + 1;
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vscreen_height = xfi->vscreen.area.bottom - xfi->vscreen.area.top + 1;
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if (*width < 1)
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{
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*width = 1;
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}
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if (*height < 1)
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{
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*height = 1;
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}
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if (*x < xfi->vscreen.area.left)
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{
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*width += *x;
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*x = xfi->vscreen.area.left;
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}
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if (*y < xfi->vscreen.area.top)
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{
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*height += *y;
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*y = xfi->vscreen.area.top;
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}
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if (*width > vscreen_width)
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{
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*width = vscreen_width;
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}
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if (*height > vscreen_height)
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{
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*height = vscreen_height;
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}
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}
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char rail_window_class[] = "RAIL:00000000";
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xfWindow* xf_CreateWindow(xfInfo* xfi, rdpWindow* wnd, int x, int y, int width, int height, uint32 id)
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{
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xfWindow* window;
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window = (xfWindow*) xzalloc(sizeof(xfWindow));
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xf_FixWindowCoordinates(xfi, &x, &y, &width, &height);
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window->left = x;
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window->top = y;
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window->right = x + width - 1;
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window->bottom = y + height - 1;
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window->width = width;
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window->height = height;
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XGCValues gcv;
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int input_mask;
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XClassHint* class_hints;
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window->decorations = False;
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window->fullscreen = False;
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window->window = wnd;
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window->localMoveSize = False;
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window->handle = XCreateWindow(xfi->display, RootWindowOfScreen(xfi->screen),
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x, y, window->width, window->height, 0, xfi->depth, InputOutput, xfi->visual,
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CWBackPixel | CWBackingStore | CWOverrideRedirect | CWColormap |
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CWBorderPixel, &xfi->attribs);
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xf_SetWindowDecorations(xfi, window, window->decorations);
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class_hints = XAllocClassHint();
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if (class_hints != NULL)
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{
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char* class;
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class = xmalloc(sizeof(rail_window_class));
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snprintf(class, sizeof(rail_window_class), "RAIL:%08X", id);
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class_hints->res_name = "RAIL";
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class_hints->res_class = class;
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XSetClassHint(xfi->display, window->handle, class_hints);
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XFree(class_hints);
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xfree(class);
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}
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XSetWMProtocols(xfi->display, window->handle, &(xfi->WM_DELETE_WINDOW), 1);
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input_mask =
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KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
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VisibilityChangeMask | FocusChangeMask | StructureNotifyMask |
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PointerMotionMask | ExposureMask | EnterWindowMask;
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XSelectInput(xfi->display, window->handle, input_mask);
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XMapWindow(xfi->display, window->handle);
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memset(&gcv, 0, sizeof(gcv));
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window->gc = XCreateGC(xfi->display, window->handle, GCGraphicsExposures, &gcv);
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xf_MoveWindow(xfi, window, x, y, width, height);
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return window;
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}
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void xf_SetWindowMinMaxInfo(xfInfo* xfi, xfWindow* window,
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int maxWidth, int maxHeight, int maxPosX, int maxPosY,
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int minTrackWidth, int minTrackHeight, int maxTrackWidth, int maxTrackHeight)
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{
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XSizeHints* size_hints;
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size_hints = XAllocSizeHints();
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if (size_hints)
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{
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size_hints->flags = PMinSize | PMaxSize | PResizeInc;
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size_hints->min_width = minTrackWidth;
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size_hints->min_height = minTrackHeight;
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size_hints->max_width = maxTrackWidth;
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size_hints->max_height = maxTrackHeight;
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/* to speedup window drawing we need to select optimal value for sizing step. */
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size_hints->width_inc = size_hints->height_inc = 1;
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XSetWMNormalHints(xfi->display, window->handle, size_hints);
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XFree(size_hints);
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}
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}
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void xf_SendMoveResizeEvent(xfInfo* xfi, xfWindow* window, int direction, int x_root, int y_root)
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{
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// TODO:
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// - how to receive movesize canceling event?
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// - how to produce correct RAIL movesize finish?
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// - how to receive move/size window coordinates in process of local move/size?
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XEvent event;
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event.xclient.type = ClientMessage;
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event.xclient.window = window->handle;
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event.xclient.message_type = xfi->_NET_WM_MOVERESIZE;
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event.xclient.serial = 0;
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event.xclient.display = xfi->display;
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event.xclient.send_event = True;
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event.xclient.format = 32;
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event.xclient.data.l[0] = x_root;
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event.xclient.data.l[1] = y_root;
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event.xclient.data.l[2] = direction;
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event.xclient.data.l[3] = 1; /* button 1 */
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event.xclient.data.l[4] = 0;
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XUngrabPointer(xfi->display, CurrentTime);
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XSendEvent(xfi->display, RootWindowOfScreen(xfi->screen), False, SubstructureNotifyMask, &event);
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}
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void xf_StartLocalMoveSize(xfInfo* xfi, xfWindow* window, uint16 moveSizeType, int posX, int posY)
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{
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window->localMoveSize = True;
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}
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void xf_StopLocalMoveSize(xfInfo* xfi, xfWindow* window, uint16 moveSizeType, int posX, int posY)
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{
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window->localMoveSize = False;
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}
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void xf_MoveWindow(xfInfo* xfi, xfWindow* window, int x, int y, int width, int height)
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{
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boolean resize = False;
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if ((width * height) < 1)
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return;
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if ((window->width != width) || (window->height != height))
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resize = True;
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if (resize)
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XMoveResizeWindow(xfi->display, window->handle, x, y, width, height);
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else
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XMoveWindow(xfi->display, window->handle, x, y);
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window->left = x;
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window->top = y;
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window->right = x + width - 1;
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window->bottom = y + height - 1;
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window->width = width;
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window->height = height;
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DEBUG_X11_LMS("xf_MoveWindow: window=0x%X rc={l=%d t=%d r=%d b=%d} w=%d h=%d",
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(uint32) window->handle, window->left, window->top, window->right, window->bottom,
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window->width, window->height);
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if (resize)
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{
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xf_UpdateWindowArea(xfi, window, 0, 0, width, height);
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}
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}
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void xf_ShowWindow(xfInfo* xfi, xfWindow* window, uint8 state)
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{
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switch (state)
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{
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case WINDOW_HIDE:
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XWithdrawWindow(xfi->display, window->handle, xfi->screen_number);
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break;
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case WINDOW_SHOW_MINIMIZED:
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XIconifyWindow(xfi->display, window->handle, xfi->screen_number);
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break;
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case WINDOW_SHOW_MAXIMIZED:
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XRaiseWindow(xfi->display, window->handle);
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break;
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case WINDOW_SHOW:
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XMapWindow(xfi->display, window->handle);
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break;
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}
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XFlush(xfi->display);
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}
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void xf_SetWindowIcon(xfInfo* xfi, xfWindow* window, rdpIcon* icon)
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{
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int x, y;
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int pixels;
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int propsize;
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long* propdata;
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long* dstp;
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uint32* srcp;
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if (icon->big != True)
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return;
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pixels = icon->entry->width * icon->entry->height;
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propsize = 2 + pixels;
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propdata = xmalloc(propsize * sizeof(long));
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propdata[0] = icon->entry->width;
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propdata[1] = icon->entry->height;
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dstp = &(propdata[2]);
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|
srcp = (uint32*) icon->extra;
|
|
|
|
for (y = 0; y < icon->entry->height; y++)
|
|
{
|
|
for (x = 0; x < icon->entry->width; x++)
|
|
{
|
|
*dstp++ = *srcp++;
|
|
}
|
|
}
|
|
|
|
XChangeProperty(xfi->display, window->handle, xfi->_NET_WM_ICON, XA_CARDINAL, 32,
|
|
PropModeReplace, (uint8*) propdata, propsize);
|
|
|
|
XFlush(xfi->display);
|
|
}
|
|
|
|
void xf_SetWindowRects(xfInfo* xfi, xfWindow* window, RECTANGLE_16* rects, int nrects)
|
|
{
|
|
int i;
|
|
XRectangle* xrects;
|
|
|
|
xrects = xmalloc(sizeof(XRectangle) * nrects);
|
|
|
|
for (i = 0; i < nrects; i++)
|
|
{
|
|
xrects[i].x = rects[i].left;
|
|
xrects[i].y = rects[i].top;
|
|
xrects[i].width = rects[i].right - rects[i].left;
|
|
xrects[i].height = rects[i].bottom - rects[i].top;
|
|
}
|
|
|
|
#ifdef WITH_XEXT
|
|
XShapeCombineRectangles(xfi->display, window->handle, ShapeBounding, 0, 0, xrects, nrects, ShapeSet, 0);
|
|
#endif
|
|
|
|
xfree(xrects);
|
|
}
|
|
|
|
void xf_SetWindowVisibilityRects(xfInfo* xfi, xfWindow* window, RECTANGLE_16* rects, int nrects)
|
|
{
|
|
int i;
|
|
XRectangle* xrects;
|
|
|
|
xrects = xmalloc(sizeof(XRectangle) * nrects);
|
|
|
|
for (i = 0; i < nrects; i++)
|
|
{
|
|
xrects[i].x = rects[i].left;
|
|
xrects[i].y = rects[i].top;
|
|
xrects[i].width = rects[i].right - rects[i].left;
|
|
xrects[i].height = rects[i].bottom - rects[i].top;
|
|
}
|
|
|
|
#ifdef WITH_XEXT
|
|
//XShapeCombineRectangles(xfi->display, window->handle, ShapeBounding, 0, 0, xrects, nrects, ShapeSet, 0);
|
|
#endif
|
|
|
|
xfree(xrects);
|
|
}
|
|
|
|
void xf_UpdateWindowArea(xfInfo* xfi, xfWindow* window, int x, int y, int width, int height)
|
|
{
|
|
int ax, ay;
|
|
rdpWindow* wnd;
|
|
|
|
wnd = window->window;
|
|
ax = x + wnd->windowOffsetX;
|
|
ay = y + wnd->windowOffsetY;
|
|
|
|
if (ax + width > wnd->windowOffsetX + wnd->windowWidth)
|
|
width = (wnd->windowOffsetX + wnd->windowWidth - 1) - ax;
|
|
|
|
if (ay + height > wnd->windowOffsetY + wnd->windowHeight)
|
|
height = (wnd->windowOffsetY + wnd->windowHeight - 1) - ay;
|
|
|
|
if (xfi->sw_gdi)
|
|
{
|
|
XPutImage(xfi->display, xfi->primary, window->gc, xfi->image,
|
|
ax, ay, ax, ay, width, height);
|
|
}
|
|
|
|
XCopyArea(xfi->display, xfi->primary, window->handle, window->gc,
|
|
ax, ay, width, height, x, y);
|
|
|
|
XFlush(xfi->display);
|
|
}
|
|
|
|
boolean xf_IsWindowBorder(xfInfo* xfi, xfWindow* xfw, int x, int y)
|
|
{
|
|
rdpWindow* wnd;
|
|
boolean clientArea = False;
|
|
boolean windowArea = False;
|
|
|
|
wnd = xfw->window;
|
|
|
|
if (((x > wnd->clientOffsetX) && (x < wnd->clientOffsetX + wnd->clientAreaWidth)) &&
|
|
((y > wnd->clientOffsetY) && (y < wnd->clientOffsetY + wnd->clientAreaHeight)))
|
|
clientArea = True;
|
|
|
|
if (((x > wnd->windowOffsetX) && (x < wnd->windowOffsetX + wnd->windowWidth)) &&
|
|
((y > wnd->windowOffsetY) && (y < wnd->windowOffsetY + wnd->windowHeight)))
|
|
windowArea = True;
|
|
|
|
return (windowArea && !(clientArea));
|
|
}
|
|
|
|
void xf_DestroyWindow(xfInfo* xfi, xfWindow* window)
|
|
{
|
|
if (window == NULL)
|
|
return;
|
|
|
|
if (xfi->window == window)
|
|
xfi->window = NULL;
|
|
|
|
if (window->gc)
|
|
XFreeGC(xfi->display, window->gc);
|
|
|
|
if (window->handle)
|
|
{
|
|
XUnmapWindow(xfi->display, window->handle);
|
|
XDestroyWindow(xfi->display, window->handle);
|
|
}
|
|
|
|
xfree(window);
|
|
}
|