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orbithub/third_party/FreeRDP/client/X11/xf_rail.c

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/**
* FreeRDP: A Remote Desktop Protocol Implementation
* X11 RAIL
*
* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <freerdp/config.h>
#include <X11/Xlib.h>
#include <X11/Xatom.h>
#include <X11/Xutil.h>
#include <winpr/cast.h>
#include <winpr/assert.h>
#include <winpr/wlog.h>
#include <winpr/print.h>
#include <freerdp/client/rail.h>
#include "xf_window.h"
#include "xf_rail.h"
#include "xf_utils.h"
#include <freerdp/log.h>
#define TAG CLIENT_TAG("x11")
static const char* error_code2str(UINT32 code)
{
#define EVCASE(x) \
case x: \
return #x
switch (code)
{
EVCASE(RAIL_EXEC_S_OK);
EVCASE(RAIL_EXEC_E_HOOK_NOT_LOADED);
EVCASE(RAIL_EXEC_E_DECODE_FAILED);
EVCASE(RAIL_EXEC_E_NOT_IN_ALLOWLIST);
EVCASE(RAIL_EXEC_E_FILE_NOT_FOUND);
EVCASE(RAIL_EXEC_E_FAIL);
EVCASE(RAIL_EXEC_E_SESSION_LOCKED);
default:
return "RAIL_EXEC_E_UNKNOWN";
}
#undef EVCASE
}
static const char* movetype2str(UINT32 code)
{
#define EVCASE(x) \
case x: \
return #x
switch (code)
{
EVCASE(RAIL_WMSZ_LEFT);
EVCASE(RAIL_WMSZ_RIGHT);
EVCASE(RAIL_WMSZ_TOP);
EVCASE(RAIL_WMSZ_TOPLEFT);
EVCASE(RAIL_WMSZ_TOPRIGHT);
EVCASE(RAIL_WMSZ_BOTTOM);
EVCASE(RAIL_WMSZ_BOTTOMLEFT);
EVCASE(RAIL_WMSZ_BOTTOMRIGHT);
EVCASE(RAIL_WMSZ_MOVE);
EVCASE(RAIL_WMSZ_KEYMOVE);
EVCASE(RAIL_WMSZ_KEYSIZE);
default:
return "RAIL_WMSZ_INVALID";
}
#undef EVCASE
}
struct xf_rail_icon
{
long* data;
int length;
};
typedef struct xf_rail_icon xfRailIcon;
struct xf_rail_icon_cache
{
xfRailIcon* entries;
UINT32 numCaches;
UINT32 numCacheEntries;
xfRailIcon scratch;
};
typedef struct
{
xfContext* xfc;
const RECTANGLE_16* rect;
} rail_paint_fn_arg_t;
BOOL xf_rail_enable_remoteapp_mode(xfContext* xfc)
{
WINPR_ASSERT(xfc);
if (!xfc->remote_app)
{
rdpGdi* gdi = xfc->common.context.gdi;
WINPR_ASSERT(gdi);
const BOOL old = gdi->suppressOutput;
gdi->suppressOutput = TRUE;
xfc->remote_app = TRUE;
xfc->drawable = xf_CreateDummyWindow(xfc);
xf_DestroyDesktopWindow(xfc, xfc->window);
xfc->window = nullptr;
gdi->suppressOutput = old;
}
return TRUE;
}
BOOL xf_rail_disable_remoteapp_mode(xfContext* xfc)
{
WINPR_ASSERT(xfc);
if (xfc->remote_app)
{
rdpGdi* gdi = xfc->common.context.gdi;
WINPR_ASSERT(gdi);
const BOOL old = gdi->suppressOutput;
gdi->suppressOutput = TRUE;
xfc->remote_app = FALSE;
xf_DestroyDummyWindow(xfc, xfc->drawable);
xf_destroy_window(xfc);
xf_create_window(xfc);
xf_create_image(xfc);
gdi->suppressOutput = old;
}
return TRUE;
}
BOOL xf_rail_send_activate(xfContext* xfc, Window xwindow, BOOL enabled)
{
RAIL_ACTIVATE_ORDER activate = WINPR_C_ARRAY_INIT;
xfAppWindow* appWindow = xf_AppWindowFromX11Window(xfc, xwindow);
if (!appWindow)
return FALSE;
if (enabled)
xf_SetWindowStyle(xfc, appWindow, appWindow->dwStyle, appWindow->dwExStyle);
WINPR_ASSERT(appWindow->windowId <= UINT32_MAX);
activate.windowId = (UINT32)appWindow->windowId;
xf_rail_return_window(appWindow, FALSE);
activate.enabled = enabled;
const UINT rc = xfc->rail->ClientActivate(xfc->rail, &activate);
return rc == CHANNEL_RC_OK;
}
BOOL xf_rail_send_client_system_command(xfContext* xfc, UINT64 windowId, UINT16 command)
{
WINPR_ASSERT(xfc);
WINPR_ASSERT(xfc->rail);
WINPR_ASSERT(xfc->rail->ClientSystemCommand);
if (windowId > UINT32_MAX)
return FALSE;
const RAIL_SYSCOMMAND_ORDER syscommand = { .windowId = (UINT32)windowId, .command = command };
const UINT rc = xfc->rail->ClientSystemCommand(xfc->rail, &syscommand);
return rc == CHANNEL_RC_OK;
}
/**
* The position of the X window can become out of sync with the RDP window
* if the X window is moved locally by the window manager. In this event
* send an update to the RDP server informing it of the new window position
* and size.
*/
BOOL xf_rail_adjust_position(xfContext* xfc, xfAppWindow* appWindow)
{
RAIL_WINDOW_MOVE_ORDER windowMove = WINPR_C_ARRAY_INIT;
WINPR_ASSERT(xfc);
WINPR_ASSERT(appWindow);
if (!appWindow->is_mapped || appWindow->local_move.state != LMS_NOT_ACTIVE)
return FALSE;
/* If current window position disagrees with RDP window position, send update to RDP server */
if (appWindow->x != appWindow->windowOffsetX || appWindow->y != appWindow->windowOffsetY ||
appWindow->width != (INT64)appWindow->windowWidth ||
appWindow->height != (INT64)appWindow->windowHeight)
{
WINPR_ASSERT(appWindow->windowId <= UINT32_MAX);
windowMove.windowId = (UINT32)appWindow->windowId;
/*
* Calculate new size/position for the rail window(new values for
* windowOffsetX/windowOffsetY/windowWidth/windowHeight) on the server
*/
const INT16 left = WINPR_ASSERTING_INT_CAST(INT16, appWindow->resizeMarginLeft);
const INT16 right = WINPR_ASSERTING_INT_CAST(INT16, appWindow->resizeMarginRight);
const INT16 top = WINPR_ASSERTING_INT_CAST(INT16, appWindow->resizeMarginTop);
const INT16 bottom = WINPR_ASSERTING_INT_CAST(INT16, appWindow->resizeMarginBottom);
windowMove.left = WINPR_ASSERTING_INT_CAST(INT16, appWindow->x - left);
windowMove.top = WINPR_ASSERTING_INT_CAST(INT16, appWindow->y - top);
windowMove.right = WINPR_ASSERTING_INT_CAST(INT16, appWindow->x + appWindow->width + right);
windowMove.bottom =
WINPR_ASSERTING_INT_CAST(INT16, appWindow->y + appWindow->height + bottom);
const UINT rc = xfc->rail->ClientWindowMove(xfc->rail, &windowMove);
return rc == CHANNEL_RC_OK;
}
return TRUE;
}
BOOL xf_rail_end_local_move(xfContext* xfc, xfAppWindow* appWindow)
{
int x = 0;
int y = 0;
int child_x = 0;
int child_y = 0;
unsigned int mask = 0;
Window root_window = 0;
Window child_window = 0;
WINPR_ASSERT(xfc);
WINPR_ASSERT(appWindow);
if ((appWindow->local_move.direction == NET_WM_MOVERESIZE_MOVE_KEYBOARD) ||
(appWindow->local_move.direction == NET_WM_MOVERESIZE_SIZE_KEYBOARD))
{
RAIL_WINDOW_MOVE_ORDER windowMove = WINPR_C_ARRAY_INIT;
/*
* For keyboard moves send and explicit update to RDP server
*/
WINPR_ASSERT(appWindow->windowId <= UINT32_MAX);
windowMove.windowId = (UINT32)appWindow->windowId;
/*
* Calculate new size/position for the rail window(new values for
* windowOffsetX/windowOffsetY/windowWidth/windowHeight) on the server
*
*/
const INT16 left = WINPR_ASSERTING_INT_CAST(INT16, appWindow->resizeMarginLeft);
const INT16 right = WINPR_ASSERTING_INT_CAST(INT16, appWindow->resizeMarginRight);
const INT16 top = WINPR_ASSERTING_INT_CAST(INT16, appWindow->resizeMarginTop);
const INT16 bottom = WINPR_ASSERTING_INT_CAST(INT16, appWindow->resizeMarginBottom);
const INT16 w = WINPR_ASSERTING_INT_CAST(INT16, appWindow->width + right);
const INT16 h = WINPR_ASSERTING_INT_CAST(INT16, appWindow->height + bottom);
windowMove.left = WINPR_ASSERTING_INT_CAST(INT16, appWindow->x - left);
windowMove.top = WINPR_ASSERTING_INT_CAST(INT16, appWindow->y - top);
windowMove.right = WINPR_ASSERTING_INT_CAST(INT16, appWindow->x + w); /* In the update to
RDP the position is one past the window */
windowMove.bottom = WINPR_ASSERTING_INT_CAST(INT16, appWindow->y + h);
const UINT rc = xfc->rail->ClientWindowMove(xfc->rail, &windowMove);
if (rc != CHANNEL_RC_OK)
return FALSE;
}
/*
* Simulate button up at new position to end the local move (per RDP spec)
*/
XQueryPointer(xfc->display, appWindow->handle, &root_window, &child_window, &x, &y, &child_x,
&child_y, &mask);
/* only send the mouse coordinates if not a keyboard move or size */
if ((appWindow->local_move.direction != NET_WM_MOVERESIZE_MOVE_KEYBOARD) &&
(appWindow->local_move.direction != NET_WM_MOVERESIZE_SIZE_KEYBOARD))
{
if (!freerdp_client_send_button_event(&xfc->common, FALSE, PTR_FLAGS_BUTTON1, x, y))
return FALSE;
}
/*
* Proactively update the RAIL window dimensions. There is a race condition where
* we can start to receive GDI orders for the new window dimensions before we
* receive the RAIL ORDER for the new window size. This avoids that race condition.
*/
appWindow->windowOffsetX = appWindow->x;
appWindow->windowOffsetY = appWindow->y;
appWindow->windowWidth = WINPR_ASSERTING_INT_CAST(uint32_t, appWindow->width);
appWindow->windowHeight = WINPR_ASSERTING_INT_CAST(uint32_t, appWindow->height);
appWindow->local_move.state = LMS_TERMINATING;
return TRUE;
}
BOOL xf_rail_paint_surface(xfContext* xfc, UINT64 windowId, const RECTANGLE_16* rect)
{
xfAppWindow* appWindow = xf_rail_get_window(xfc, windowId, FALSE);
WINPR_ASSERT(rect);
if (!appWindow)
return FALSE;
const RECTANGLE_16 windowRect = {
.left = WINPR_ASSERTING_INT_CAST(UINT16, MAX(appWindow->x, 0)),
.top = WINPR_ASSERTING_INT_CAST(UINT16, MAX(appWindow->y, 0)),
.right = WINPR_ASSERTING_INT_CAST(UINT16, MAX(appWindow->x + appWindow->width, 0)),
.bottom = WINPR_ASSERTING_INT_CAST(UINT16, MAX(appWindow->y + appWindow->height, 0))
};
REGION16 windowInvalidRegion = WINPR_C_ARRAY_INIT;
region16_init(&windowInvalidRegion);
if (!region16_union_rect(&windowInvalidRegion, &windowInvalidRegion, &windowRect))
return FALSE;
if (!region16_intersect_rect(&windowInvalidRegion, &windowInvalidRegion, rect))
return FALSE;
if (!region16_is_empty(&windowInvalidRegion))
{
const RECTANGLE_16* extents = region16_extents(&windowInvalidRegion);
const RECTANGLE_16 updateRect = {
.left = WINPR_ASSERTING_INT_CAST(UINT16, extents->left - appWindow->x),
.top = WINPR_ASSERTING_INT_CAST(UINT16, extents->top - appWindow->y),
.right = WINPR_ASSERTING_INT_CAST(UINT16, extents->right - appWindow->x),
.bottom = WINPR_ASSERTING_INT_CAST(UINT16, extents->bottom - appWindow->y)
};
xf_UpdateWindowArea(xfc, appWindow, updateRect.left, updateRect.top,
updateRect.right - updateRect.left, updateRect.bottom - updateRect.top);
}
region16_uninit(&windowInvalidRegion);
xf_rail_return_window(appWindow, FALSE);
return TRUE;
}
static BOOL rail_paint_fn(const void* pvkey, WINPR_ATTR_UNUSED void* value, void* pvarg)
{
rail_paint_fn_arg_t* arg = pvarg;
WINPR_ASSERT(pvkey);
WINPR_ASSERT(arg);
const UINT64 key = *(const UINT64*)pvkey;
return xf_rail_paint_surface(arg->xfc, key, arg->rect);
}
BOOL xf_rail_paint(xfContext* xfc, const RECTANGLE_16* rect)
{
rail_paint_fn_arg_t arg = { .xfc = xfc, .rect = rect };
WINPR_ASSERT(xfc);
WINPR_ASSERT(rect);
if (!xfc->railWindows)
return TRUE;
return HashTable_Foreach(xfc->railWindows, rail_paint_fn, &arg);
}
#define window_state_log_style(log, windowState) \
window_state_log_style_int((log), (windowState), __FILE__, __func__, __LINE__)
static void window_state_log_style_int(wLog* log, const WINDOW_STATE_ORDER* windowState,
const char* file, const char* fkt, size_t line)
{
const DWORD log_level = WLOG_DEBUG;
WINPR_ASSERT(log);
WINPR_ASSERT(windowState);
if (WLog_IsLevelActive(log, log_level))
{
char buffer1[128] = WINPR_C_ARRAY_INIT;
char buffer2[128] = WINPR_C_ARRAY_INIT;
window_styles_to_string(windowState->style, buffer1, sizeof(buffer1));
window_styles_ex_to_string(windowState->extendedStyle, buffer2, sizeof(buffer2));
WLog_PrintTextMessage(log, log_level, line, file, fkt, "windowStyle={%s, %s}", buffer1,
buffer2);
}
}
/* RemoteApp Core Protocol Extension */
static BOOL xf_rail_window_common(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo,
const WINDOW_STATE_ORDER* windowState)
{
BOOL rc = FALSE;
xfContext* xfc = (xfContext*)context;
WINPR_ASSERT(xfc);
WINPR_ASSERT(orderInfo);
WINPR_ASSERT(windowState);
UINT32 fieldFlags = orderInfo->fieldFlags;
BOOL position_or_size_updated = FALSE;
xfAppWindow* appWindow = xf_rail_get_window(xfc, orderInfo->windowId, FALSE);
if (fieldFlags & WINDOW_ORDER_STATE_NEW)
{
if (!appWindow)
appWindow = xf_rail_add_window(xfc, orderInfo->windowId, windowState->windowOffsetX,
windowState->windowOffsetY, windowState->windowWidth,
windowState->windowHeight, 0xFFFFFFFF);
if (!appWindow)
goto fail;
appWindow->dwStyle = windowState->style;
appWindow->dwExStyle = windowState->extendedStyle;
window_state_log_style(xfc->log, windowState);
/* Ensure window always gets a window title */
if (fieldFlags & WINDOW_ORDER_FIELD_TITLE)
{
union
{
WCHAR* wc;
BYTE* b;
} cnv;
char* title = nullptr;
cnv.b = windowState->titleInfo.string;
if (windowState->titleInfo.length == 0)
{
if (!(title = _strdup("")))
{
WLog_ERR(TAG, "failed to duplicate empty window title string");
/* error handled below */
}
}
else if (!(title = ConvertWCharNToUtf8Alloc(
cnv.wc, windowState->titleInfo.length / sizeof(WCHAR), nullptr)))
{
WLog_ERR(TAG, "failed to convert window title");
/* error handled below */
}
appWindow->title = title;
}
else
{
if (!(appWindow->title = _strdup("RdpRailWindow")))
WLog_ERR(TAG, "failed to duplicate default window title string");
}
if (!appWindow->title)
goto fail;
xf_AppWindowInit(xfc, appWindow);
}
if (!appWindow)
return FALSE;
/* Keep track of any position/size update so that we can force a refresh of the window */
if ((fieldFlags & WINDOW_ORDER_FIELD_WND_OFFSET) ||
(fieldFlags & WINDOW_ORDER_FIELD_WND_SIZE) ||
(fieldFlags & WINDOW_ORDER_FIELD_CLIENT_AREA_OFFSET) ||
(fieldFlags & WINDOW_ORDER_FIELD_CLIENT_AREA_SIZE) ||
(fieldFlags & WINDOW_ORDER_FIELD_WND_CLIENT_DELTA) ||
(fieldFlags & WINDOW_ORDER_FIELD_VIS_OFFSET) ||
(fieldFlags & WINDOW_ORDER_FIELD_VISIBILITY))
{
position_or_size_updated = TRUE;
}
/* Update Parameters */
if (fieldFlags & WINDOW_ORDER_FIELD_WND_OFFSET)
{
appWindow->windowOffsetX = windowState->windowOffsetX;
appWindow->windowOffsetY = windowState->windowOffsetY;
}
if (fieldFlags & WINDOW_ORDER_FIELD_WND_SIZE)
{
appWindow->windowWidth = windowState->windowWidth;
appWindow->windowHeight = windowState->windowHeight;
}
if (fieldFlags & WINDOW_ORDER_FIELD_RESIZE_MARGIN_X)
{
appWindow->resizeMarginLeft = windowState->resizeMarginLeft;
appWindow->resizeMarginRight = windowState->resizeMarginRight;
}
if (fieldFlags & WINDOW_ORDER_FIELD_RESIZE_MARGIN_Y)
{
appWindow->resizeMarginTop = windowState->resizeMarginTop;
appWindow->resizeMarginBottom = windowState->resizeMarginBottom;
}
if (fieldFlags & WINDOW_ORDER_FIELD_OWNER)
{
appWindow->ownerWindowId = windowState->ownerWindowId;
}
if (fieldFlags & WINDOW_ORDER_FIELD_STYLE)
{
appWindow->dwStyle = windowState->style;
appWindow->dwExStyle = windowState->extendedStyle;
window_state_log_style(xfc->log, windowState);
}
if (fieldFlags & WINDOW_ORDER_FIELD_SHOW)
{
appWindow->showState = windowState->showState;
}
if (fieldFlags & WINDOW_ORDER_FIELD_TITLE)
{
char* title = nullptr;
union
{
WCHAR* wc;
BYTE* b;
} cnv;
cnv.b = windowState->titleInfo.string;
if (windowState->titleInfo.length == 0)
{
if (!(title = _strdup("")))
{
WLog_ERR(TAG, "failed to duplicate empty window title string");
goto fail;
}
}
else if (!(title = ConvertWCharNToUtf8Alloc(
cnv.wc, windowState->titleInfo.length / sizeof(WCHAR), nullptr)))
{
WLog_ERR(TAG, "failed to convert window title");
goto fail;
}
free(appWindow->title);
appWindow->title = title;
}
if (fieldFlags & WINDOW_ORDER_FIELD_CLIENT_AREA_OFFSET)
{
appWindow->clientOffsetX = windowState->clientOffsetX;
appWindow->clientOffsetY = windowState->clientOffsetY;
}
if (fieldFlags & WINDOW_ORDER_FIELD_CLIENT_AREA_SIZE)
{
appWindow->clientAreaWidth = windowState->clientAreaWidth;
appWindow->clientAreaHeight = windowState->clientAreaHeight;
}
if (fieldFlags & WINDOW_ORDER_FIELD_WND_CLIENT_DELTA)
{
appWindow->windowClientDeltaX = windowState->windowClientDeltaX;
appWindow->windowClientDeltaY = windowState->windowClientDeltaY;
}
if (fieldFlags & WINDOW_ORDER_FIELD_WND_RECTS)
{
if (appWindow->windowRects)
{
free(appWindow->windowRects);
appWindow->windowRects = nullptr;
}
appWindow->numWindowRects = windowState->numWindowRects;
if (appWindow->numWindowRects)
{
appWindow->windowRects =
(RECTANGLE_16*)calloc(appWindow->numWindowRects, sizeof(RECTANGLE_16));
if (!appWindow->windowRects)
goto fail;
CopyMemory(appWindow->windowRects, windowState->windowRects,
appWindow->numWindowRects * sizeof(RECTANGLE_16));
}
}
if (fieldFlags & WINDOW_ORDER_FIELD_VIS_OFFSET)
{
appWindow->visibleOffsetX = windowState->visibleOffsetX;
appWindow->visibleOffsetY = windowState->visibleOffsetY;
}
if (fieldFlags & WINDOW_ORDER_FIELD_VISIBILITY)
{
if (appWindow->visibilityRects)
{
free(appWindow->visibilityRects);
appWindow->visibilityRects = nullptr;
}
appWindow->numVisibilityRects = windowState->numVisibilityRects;
if (appWindow->numVisibilityRects)
{
appWindow->visibilityRects =
(RECTANGLE_16*)calloc(appWindow->numVisibilityRects, sizeof(RECTANGLE_16));
if (!appWindow->visibilityRects)
goto fail;
CopyMemory(appWindow->visibilityRects, windowState->visibilityRects,
appWindow->numVisibilityRects * sizeof(RECTANGLE_16));
}
}
/* Update Window */
if (fieldFlags & WINDOW_ORDER_FIELD_STYLE)
{
}
if (fieldFlags & WINDOW_ORDER_FIELD_SHOW)
{
xf_ShowWindow(xfc, appWindow, WINPR_ASSERTING_INT_CAST(UINT8, appWindow->showState));
}
if (fieldFlags & WINDOW_ORDER_FIELD_TITLE)
{
if (appWindow->title)
xf_SetWindowText(xfc, appWindow, appWindow->title);
}
if (position_or_size_updated)
{
const INT32 visibilityRectsOffsetX =
(appWindow->visibleOffsetX -
(appWindow->clientOffsetX - appWindow->windowClientDeltaX));
const INT32 visibilityRectsOffsetY =
(appWindow->visibleOffsetY -
(appWindow->clientOffsetY - appWindow->windowClientDeltaY));
/*
* The rail server like to set the window to a small size when it is minimized even though
* it is hidden in some cases this can cause the window not to restore back to its original
* size. Therefore we don't update our local window when that rail window state is minimized
*/
if (appWindow->rail_state != WINDOW_SHOW_MINIMIZED)
{
/* Redraw window area if already in the correct position */
if (appWindow->x == (INT64)appWindow->windowOffsetX &&
appWindow->y == (INT64)appWindow->windowOffsetY &&
appWindow->width == (INT64)appWindow->windowWidth &&
appWindow->height == (INT64)appWindow->windowHeight)
{
xf_UpdateWindowArea(xfc, appWindow, 0, 0,
WINPR_ASSERTING_INT_CAST(int, appWindow->windowWidth),
WINPR_ASSERTING_INT_CAST(int, appWindow->windowHeight));
}
else
{
xf_MoveWindow(xfc, appWindow, appWindow->windowOffsetX, appWindow->windowOffsetY,
WINPR_ASSERTING_INT_CAST(int, appWindow->windowWidth),
WINPR_ASSERTING_INT_CAST(int, appWindow->windowHeight));
}
xf_SetWindowVisibilityRects(
xfc, appWindow, WINPR_ASSERTING_INT_CAST(uint32_t, visibilityRectsOffsetX),
WINPR_ASSERTING_INT_CAST(uint32_t, visibilityRectsOffsetY),
appWindow->visibilityRects,
WINPR_ASSERTING_INT_CAST(int, appWindow->numVisibilityRects));
}
if (appWindow->rail_state == WINDOW_SHOW_MAXIMIZED)
{
xf_SendClientEvent(xfc, appWindow->handle, xfc->NET_WM_STATE, 4, NET_WM_STATE_ADD,
xfc->NET_WM_STATE_MAXIMIZED_VERT, xfc->NET_WM_STATE_MAXIMIZED_HORZ,
0, 0);
}
}
if (fieldFlags & (WINDOW_ORDER_STATE_NEW | WINDOW_ORDER_FIELD_STYLE))
xf_SetWindowStyle(xfc, appWindow, appWindow->dwStyle, appWindow->dwExStyle);
/* We should only be using the visibility rects for shaping the window */
/*if (fieldFlags & WINDOW_ORDER_FIELD_WND_RECTS)
{
xf_SetWindowRects(xfc, appWindow, appWindow->windowRects, appWindow->numWindowRects);
}*/
rc = TRUE;
fail:
xf_rail_return_window(appWindow, FALSE);
return rc;
}
static BOOL xf_rail_window_delete(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo)
{
xfContext* xfc = (xfContext*)context;
WINPR_ASSERT(xfc);
return xf_rail_del_window(xfc, orderInfo->windowId);
}
static xfRailIconCache* RailIconCache_New(rdpSettings* settings)
{
xfRailIconCache* cache = calloc(1, sizeof(xfRailIconCache));
if (!cache)
return nullptr;
cache->numCaches = freerdp_settings_get_uint32(settings, FreeRDP_RemoteAppNumIconCaches);
cache->numCacheEntries =
freerdp_settings_get_uint32(settings, FreeRDP_RemoteAppNumIconCacheEntries);
cache->entries = calloc(1ull * cache->numCaches * cache->numCacheEntries, sizeof(xfRailIcon));
if (!cache->entries)
{
WLog_ERR(TAG, "failed to allocate icon cache %" PRIu32 " x %" PRIu32 " entries",
cache->numCaches, cache->numCacheEntries);
free(cache);
return nullptr;
}
return cache;
}
static void RailIconCache_Free(xfRailIconCache* cache)
{
if (!cache)
return;
for (UINT32 i = 0; i < cache->numCaches * cache->numCacheEntries; i++)
{
xfRailIcon* cur = &cache->entries[i];
free(cur->data);
}
free(cache->scratch.data);
free(cache->entries);
free(cache);
}
static xfRailIcon* RailIconCache_Lookup(xfRailIconCache* cache, UINT8 cacheId, UINT16 cacheEntry)
{
WINPR_ASSERT(cache);
/*
* MS-RDPERP 2.2.1.2.3 Icon Info (TS_ICON_INFO)
*
* CacheId (1 byte):
* If the value is 0xFFFF, the icon SHOULD NOT be cached.
*
* Yes, the spec says "0xFFFF" in the 2018-03-16 revision,
* but the actual protocol field is 1-byte wide.
*/
if (cacheId == 0xFF)
return &cache->scratch;
if (cacheId >= cache->numCaches)
return nullptr;
if (cacheEntry >= cache->numCacheEntries)
return nullptr;
return &cache->entries[cache->numCacheEntries * cacheId + cacheEntry];
}
/*
* _NET_WM_ICON format is defined as "array of CARDINAL" values which for
* Xlib must be represented with an array of C's "long" values. Note that
* "long" != "INT32" on 64-bit systems. Therefore we can't simply cast
* the bitmap data as (unsigned char*), we have to copy all the pixels.
*
* The first two values are width and height followed by actual color data
* in ARGB format (e.g., 0xFFFF0000L is opaque red), pixels are in normal,
* left-to-right top-down order.
*/
static BOOL convert_rail_icon(const ICON_INFO* iconInfo, xfRailIcon* railIcon)
{
WINPR_ASSERT(iconInfo);
WINPR_ASSERT(railIcon);
BYTE* nextPixel = nullptr;
long* pixels = nullptr;
BYTE* argbPixels = calloc(1ull * iconInfo->width * iconInfo->height, 4);
if (!argbPixels)
goto error;
if (!freerdp_image_copy_from_icon_data(
argbPixels, PIXEL_FORMAT_ARGB32, 0, 0, 0,
WINPR_ASSERTING_INT_CAST(UINT16, iconInfo->width),
WINPR_ASSERTING_INT_CAST(UINT16, iconInfo->height), iconInfo->bitsColor,
WINPR_ASSERTING_INT_CAST(UINT16, iconInfo->cbBitsColor), iconInfo->bitsMask,
WINPR_ASSERTING_INT_CAST(UINT16, iconInfo->cbBitsMask), iconInfo->colorTable,
WINPR_ASSERTING_INT_CAST(UINT16, iconInfo->cbColorTable), iconInfo->bpp))
goto error;
{
const UINT32 nelements = 2 + iconInfo->width * iconInfo->height;
pixels = realloc(railIcon->data, nelements * sizeof(long));
if (!pixels)
goto error;
railIcon->data = pixels;
railIcon->length = WINPR_ASSERTING_INT_CAST(int, nelements);
pixels[0] = iconInfo->width;
pixels[1] = iconInfo->height;
nextPixel = argbPixels;
for (UINT32 i = 2; i < nelements; i++)
{
pixels[i] = FreeRDPReadColor(nextPixel, PIXEL_FORMAT_BGRA32);
nextPixel += 4;
}
}
free(argbPixels);
return TRUE;
error:
free(argbPixels);
return FALSE;
}
static void xf_rail_set_window_icon(xfContext* xfc, xfAppWindow* railWindow, xfRailIcon* icon,
BOOL replace)
{
WINPR_ASSERT(xfc);
LogDynAndXChangeProperty(xfc->log, xfc->display, railWindow->handle, xfc->NET_WM_ICON,
XA_CARDINAL, 32, replace ? PropModeReplace : PropModeAppend,
(unsigned char*)icon->data, icon->length);
LogDynAndXFlush(xfc->log, xfc->display);
}
static BOOL xf_rail_window_icon(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo,
const WINDOW_ICON_ORDER* windowIcon)
{
BOOL rc = FALSE;
xfContext* xfc = (xfContext*)context;
BOOL replaceIcon = 0;
xfAppWindow* railWindow = xf_rail_get_window(xfc, orderInfo->windowId, FALSE);
if (!railWindow)
return TRUE;
WINPR_ASSERT(windowIcon);
WINPR_ASSERT(windowIcon->iconInfo);
xfRailIcon* icon = RailIconCache_Lookup(
xfc->railIconCache, WINPR_ASSERTING_INT_CAST(UINT8, windowIcon->iconInfo->cacheId),
WINPR_ASSERTING_INT_CAST(UINT16, windowIcon->iconInfo->cacheEntry));
if (!icon)
{
WLog_Print(xfc->log, WLOG_WARN, "failed to get icon from cache %02X:%04X",
windowIcon->iconInfo->cacheId, windowIcon->iconInfo->cacheEntry);
}
else if (!convert_rail_icon(windowIcon->iconInfo, icon))
{
WLog_Print(xfc->log, WLOG_WARN, "failed to convert icon for window %08X",
orderInfo->windowId);
}
else
{
replaceIcon = !!(orderInfo->fieldFlags & WINDOW_ORDER_STATE_NEW);
xf_rail_set_window_icon(xfc, railWindow, icon, replaceIcon);
rc = TRUE;
}
xf_rail_return_window(railWindow, FALSE);
return rc;
}
static BOOL xf_rail_window_cached_icon(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo,
const WINDOW_CACHED_ICON_ORDER* windowCachedIcon)
{
BOOL rc = FALSE;
xfContext* xfc = (xfContext*)context;
WINPR_ASSERT(orderInfo);
BOOL replaceIcon = 0;
xfAppWindow* railWindow = xf_rail_get_window(xfc, orderInfo->windowId, FALSE);
if (!railWindow)
return TRUE;
WINPR_ASSERT(windowCachedIcon);
xfRailIcon* icon = RailIconCache_Lookup(
xfc->railIconCache, WINPR_ASSERTING_INT_CAST(UINT8, windowCachedIcon->cachedIcon.cacheId),
WINPR_ASSERTING_INT_CAST(UINT16, windowCachedIcon->cachedIcon.cacheEntry));
if (!icon)
{
WLog_Print(xfc->log, WLOG_WARN, "failed to get icon from cache %02X:%04X",
windowCachedIcon->cachedIcon.cacheId, windowCachedIcon->cachedIcon.cacheEntry);
}
else
{
replaceIcon = !!(orderInfo->fieldFlags & WINDOW_ORDER_STATE_NEW);
xf_rail_set_window_icon(xfc, railWindow, icon, replaceIcon);
rc = TRUE;
}
xf_rail_return_window(railWindow, FALSE);
return rc;
}
static BOOL
xf_rail_notify_icon_common(WINPR_ATTR_UNUSED rdpContext* context,
const WINDOW_ORDER_INFO* orderInfo,
WINPR_ATTR_UNUSED const NOTIFY_ICON_STATE_ORDER* notifyIconState)
{
WLog_ERR("TODO", "TODO: implement");
if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_NOTIFY_VERSION)
{
}
if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_NOTIFY_TIP)
{
}
if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_NOTIFY_INFO_TIP)
{
}
if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_NOTIFY_STATE)
{
}
if (orderInfo->fieldFlags & WINDOW_ORDER_ICON)
{
}
if (orderInfo->fieldFlags & WINDOW_ORDER_CACHED_ICON)
{
}
return TRUE;
}
static BOOL xf_rail_notify_icon_create(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo,
const NOTIFY_ICON_STATE_ORDER* notifyIconState)
{
return xf_rail_notify_icon_common(context, orderInfo, notifyIconState);
}
static BOOL xf_rail_notify_icon_update(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo,
const NOTIFY_ICON_STATE_ORDER* notifyIconState)
{
return xf_rail_notify_icon_common(context, orderInfo, notifyIconState);
}
static BOOL xf_rail_notify_icon_delete(WINPR_ATTR_UNUSED rdpContext* context,
WINPR_ATTR_UNUSED const WINDOW_ORDER_INFO* orderInfo)
{
WLog_ERR("TODO", "TODO: implement");
return TRUE;
}
static BOOL
xf_rail_monitored_desktop(WINPR_ATTR_UNUSED rdpContext* context,
WINPR_ATTR_UNUSED const WINDOW_ORDER_INFO* orderInfo,
WINPR_ATTR_UNUSED const MONITORED_DESKTOP_ORDER* monitoredDesktop)
{
const UINT32 mask = WINDOW_ORDER_TYPE_DESKTOP | WINDOW_ORDER_FIELD_DESKTOP_HOOKED |
WINDOW_ORDER_FIELD_DESKTOP_ARC_BEGAN |
WINDOW_ORDER_FIELD_DESKTOP_ARC_COMPLETED |
WINDOW_ORDER_FIELD_DESKTOP_ACTIVE_WND | WINDOW_ORDER_FIELD_DESKTOP_ZORDER;
xfContext* xfc = (xfContext*)context;
if (!context || !orderInfo || !monitoredDesktop)
return FALSE;
if ((orderInfo->fieldFlags & WINDOW_ORDER_TYPE_DESKTOP) == 0)
{
WLog_Print(xfc->log, WLOG_WARN, "WINDOW_ORDER_TYPE_DESKTOP flag missing!");
return FALSE;
}
if ((orderInfo->fieldFlags & WINDOW_ORDER_FIELD_DESKTOP_ARC_BEGAN) &&
(orderInfo->fieldFlags & WINDOW_ORDER_FIELD_DESKTOP_HOOKED))
{
// discard all windows/notify icons
WLog_Print(xfc->log, WLOG_WARN,
"TODO: implement WINDOW_ORDER_FIELD_DESKTOP_ARC_BEGAN && "
"WINDOW_ORDER_FIELD_DESKTOP_HOOKED");
}
else if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_DESKTOP_HOOKED)
{
WLog_Print(xfc->log, WLOG_WARN, "TODO: implement WINDOW_ORDER_FIELD_DESKTOP_HOOKED");
}
if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_DESKTOP_ARC_COMPLETED)
{
WLog_DBG(TAG, "WINDOW_ORDER_FIELD_DESKTOP_ARC_COMPLETED -> switch to RAILS mode");
xf_rail_enable_remoteapp_mode(xfc);
}
if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_DESKTOP_ACTIVE_WND)
{
WLog_Print(xfc->log, WLOG_WARN, "TODO: implement WINDOW_ORDER_FIELD_DESKTOP_ACTIVE_WND");
}
if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_DESKTOP_ZORDER)
{
WLog_Print(xfc->log, WLOG_WARN, "TODO: implement WINDOW_ORDER_FIELD_DESKTOP_ZORDER");
}
if (orderInfo->fieldFlags & ~mask)
{
WLog_Print(xfc->log, WLOG_WARN, "unknown flags 0x%08" PRIx32 "!", orderInfo->fieldFlags);
}
return TRUE;
}
static BOOL xf_rail_non_monitored_desktop(rdpContext* context,
WINPR_ATTR_UNUSED const WINDOW_ORDER_INFO* orderInfo)
{
xfContext* xfc = (xfContext*)context;
const UINT32 mask = WINDOW_ORDER_TYPE_DESKTOP | WINDOW_ORDER_FIELD_DESKTOP_NONE;
if (!context || !orderInfo)
return FALSE;
if ((orderInfo->fieldFlags & WINDOW_ORDER_TYPE_DESKTOP) == 0)
{
WLog_Print(xfc->log, WLOG_WARN, "TODO: implement WINDOW_ORDER_TYPE_DESKTOP");
return FALSE;
}
if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_DESKTOP_NONE)
{
WLog_Print(xfc->log, WLOG_WARN, "TODO: implement WINDOW_ORDER_FIELD_DESKTOP_NONE");
}
if (orderInfo->fieldFlags & ~mask)
{
WLog_Print(xfc->log, WLOG_WARN, "unknown flags 0x%08" PRIx32 "!", orderInfo->fieldFlags);
}
xf_rail_disable_remoteapp_mode(xfc);
return TRUE;
}
static void xf_rail_register_update_callbacks(rdpUpdate* update)
{
WINPR_ASSERT(update);
rdpWindowUpdate* window = update->window;
WINPR_ASSERT(window);
window->WindowCreate = xf_rail_window_common;
window->WindowUpdate = xf_rail_window_common;
window->WindowDelete = xf_rail_window_delete;
window->WindowIcon = xf_rail_window_icon;
window->WindowCachedIcon = xf_rail_window_cached_icon;
window->NotifyIconCreate = xf_rail_notify_icon_create;
window->NotifyIconUpdate = xf_rail_notify_icon_update;
window->NotifyIconDelete = xf_rail_notify_icon_delete;
window->MonitoredDesktop = xf_rail_monitored_desktop;
window->NonMonitoredDesktop = xf_rail_non_monitored_desktop;
}
/* RemoteApp Virtual Channel Extension */
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT xf_rail_server_execute_result(RailClientContext* context,
const RAIL_EXEC_RESULT_ORDER* execResult)
{
WINPR_ASSERT(context);
WINPR_ASSERT(execResult);
xfContext* xfc = (xfContext*)context->custom;
WINPR_ASSERT(xfc);
if (execResult->execResult != RAIL_EXEC_S_OK)
{
WLog_ERR(TAG, "RAIL exec error: execResult=%s [0x%08" PRIx32 "] NtError=0x%X\n",
error_code2str(execResult->execResult), execResult->execResult,
execResult->rawResult);
freerdp_abort_connect_context(&xfc->common.context);
}
return CHANNEL_RC_OK;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT xf_rail_server_system_param(WINPR_ATTR_UNUSED RailClientContext* context,
WINPR_ATTR_UNUSED const RAIL_SYSPARAM_ORDER* sysparam)
{
// TODO: Actually apply param
WLog_ERR("TODO", "TODO: implement");
return CHANNEL_RC_OK;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT xf_rail_server_handshake(RailClientContext* context,
WINPR_ATTR_UNUSED const RAIL_HANDSHAKE_ORDER* handshake)
{
return client_rail_server_start_cmd(context);
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT
xf_rail_server_handshake_ex(RailClientContext* context,
WINPR_ATTR_UNUSED const RAIL_HANDSHAKE_EX_ORDER* handshakeEx)
{
return client_rail_server_start_cmd(context);
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT xf_rail_server_local_move_size(RailClientContext* context,
const RAIL_LOCALMOVESIZE_ORDER* localMoveSize)
{
int x = 0;
int y = 0;
int direction = 0;
Window child_window = 0;
WINPR_ASSERT(context);
WINPR_ASSERT(localMoveSize);
xfContext* xfc = (xfContext*)context->custom;
xfAppWindow* appWindow = xf_rail_get_window(xfc, localMoveSize->windowId, FALSE);
if (!appWindow)
return ERROR_INTERNAL_ERROR;
WLog_Print(xfc->log, WLOG_TRACE, "%s [0x%08" PRIx32 "]",
movetype2str(localMoveSize->moveSizeType), localMoveSize->moveSizeType);
switch (localMoveSize->moveSizeType)
{
case RAIL_WMSZ_LEFT:
direction = NET_WM_MOVERESIZE_SIZE_LEFT;
x = localMoveSize->posX;
y = localMoveSize->posY;
break;
case RAIL_WMSZ_RIGHT:
direction = NET_WM_MOVERESIZE_SIZE_RIGHT;
x = localMoveSize->posX;
y = localMoveSize->posY;
break;
case RAIL_WMSZ_TOP:
direction = NET_WM_MOVERESIZE_SIZE_TOP;
x = localMoveSize->posX;
y = localMoveSize->posY;
break;
case RAIL_WMSZ_TOPLEFT:
direction = NET_WM_MOVERESIZE_SIZE_TOPLEFT;
x = localMoveSize->posX;
y = localMoveSize->posY;
break;
case RAIL_WMSZ_TOPRIGHT:
direction = NET_WM_MOVERESIZE_SIZE_TOPRIGHT;
x = localMoveSize->posX;
y = localMoveSize->posY;
break;
case RAIL_WMSZ_BOTTOM:
direction = NET_WM_MOVERESIZE_SIZE_BOTTOM;
x = localMoveSize->posX;
y = localMoveSize->posY;
break;
case RAIL_WMSZ_BOTTOMLEFT:
direction = NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT;
x = localMoveSize->posX;
y = localMoveSize->posY;
break;
case RAIL_WMSZ_BOTTOMRIGHT:
direction = NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT;
x = localMoveSize->posX;
y = localMoveSize->posY;
break;
case RAIL_WMSZ_MOVE:
direction = NET_WM_MOVERESIZE_MOVE;
XTranslateCoordinates(xfc->display, appWindow->handle, RootWindowOfScreen(xfc->screen),
localMoveSize->posX, localMoveSize->posY, &x, &y, &child_window);
break;
case RAIL_WMSZ_KEYMOVE:
direction = NET_WM_MOVERESIZE_MOVE_KEYBOARD;
x = localMoveSize->posX;
y = localMoveSize->posY;
/* FIXME: local keyboard moves not working */
break;
case RAIL_WMSZ_KEYSIZE:
direction = NET_WM_MOVERESIZE_SIZE_KEYBOARD;
x = localMoveSize->posX;
y = localMoveSize->posY;
/* FIXME: local keyboard moves not working */
break;
default:
break;
}
if (localMoveSize->isMoveSizeStart)
xf_StartLocalMoveSize(xfc, appWindow, direction, x, y);
else
xf_EndLocalMoveSize(xfc, appWindow);
xf_rail_return_window(appWindow, FALSE);
return CHANNEL_RC_OK;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT xf_rail_server_min_max_info(RailClientContext* context,
const RAIL_MINMAXINFO_ORDER* minMaxInfo)
{
WINPR_ASSERT(context);
WINPR_ASSERT(minMaxInfo);
xfContext* xfc = (xfContext*)context->custom;
xfAppWindow* appWindow = xf_rail_get_window(xfc, minMaxInfo->windowId, FALSE);
if (appWindow)
{
xf_SetWindowMinMaxInfo(xfc, appWindow, minMaxInfo->maxWidth, minMaxInfo->maxHeight,
minMaxInfo->maxPosX, minMaxInfo->maxPosY, minMaxInfo->minTrackWidth,
minMaxInfo->minTrackHeight, minMaxInfo->maxTrackWidth,
minMaxInfo->maxTrackHeight);
}
xf_rail_return_window(appWindow, FALSE);
return CHANNEL_RC_OK;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT
xf_rail_server_language_bar_info(WINPR_ATTR_UNUSED RailClientContext* context,
WINPR_ATTR_UNUSED const RAIL_LANGBAR_INFO_ORDER* langBarInfo)
{
WLog_ERR("TODO", "TODO: implement");
return CHANNEL_RC_OK;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT
xf_rail_server_get_appid_response(WINPR_ATTR_UNUSED RailClientContext* context,
WINPR_ATTR_UNUSED const RAIL_GET_APPID_RESP_ORDER* getAppIdResp)
{
WLog_ERR("TODO", "TODO: implement");
return CHANNEL_RC_OK;
}
static BOOL rail_window_key_equals(const void* key1, const void* key2)
{
const UINT64* k1 = (const UINT64*)key1;
const UINT64* k2 = (const UINT64*)key2;
if (!k1 || !k2)
return FALSE;
return *k1 == *k2;
}
static UINT32 rail_window_key_hash(const void* key)
{
const UINT64* k1 = (const UINT64*)key;
return (UINT32)*k1;
}
static void rail_window_free(void* value)
{
xfAppWindow* appWindow = (xfAppWindow*)value;
if (!appWindow)
return;
xf_DestroyWindow(appWindow->xfc, appWindow);
}
int xf_rail_init(xfContext* xfc, RailClientContext* rail)
{
rdpContext* context = (rdpContext*)xfc;
if (!xfc || !rail)
return 0;
xfc->rail = rail;
xf_rail_register_update_callbacks(context->update);
rail->custom = (void*)xfc;
rail->ServerExecuteResult = xf_rail_server_execute_result;
rail->ServerSystemParam = xf_rail_server_system_param;
rail->ServerHandshake = xf_rail_server_handshake;
rail->ServerHandshakeEx = xf_rail_server_handshake_ex;
rail->ServerLocalMoveSize = xf_rail_server_local_move_size;
rail->ServerMinMaxInfo = xf_rail_server_min_max_info;
rail->ServerLanguageBarInfo = xf_rail_server_language_bar_info;
rail->ServerGetAppIdResponse = xf_rail_server_get_appid_response;
xfc->railWindows = HashTable_New(TRUE);
if (!xfc->railWindows)
return 0;
if (!HashTable_SetHashFunction(xfc->railWindows, rail_window_key_hash))
goto fail;
{
wObject* obj = HashTable_KeyObject(xfc->railWindows);
obj->fnObjectEquals = rail_window_key_equals;
}
{
wObject* obj = HashTable_ValueObject(xfc->railWindows);
obj->fnObjectFree = rail_window_free;
}
xfc->railIconCache = RailIconCache_New(xfc->common.context.settings);
if (!xfc->railIconCache)
{
}
return 1;
fail:
HashTable_Free(xfc->railWindows);
return 0;
}
int xf_rail_uninit(xfContext* xfc, RailClientContext* rail)
{
WINPR_UNUSED(rail);
if (xfc->rail)
{
xfc->rail->custom = nullptr;
xfc->rail = nullptr;
}
if (xfc->railWindows)
{
HashTable_Free(xfc->railWindows);
xfc->railWindows = nullptr;
}
if (xfc->railIconCache)
{
RailIconCache_Free(xfc->railIconCache);
xfc->railIconCache = nullptr;
}
return 1;
}
xfAppWindow* xf_rail_add_window(xfContext* xfc, UINT64 id, INT32 x, INT32 y, UINT32 width,
UINT32 height, UINT32 surfaceId)
{
if (!xfc)
return nullptr;
xfAppWindow* appWindow = (xfAppWindow*)calloc(1, sizeof(xfAppWindow));
if (!appWindow)
return nullptr;
appWindow->xfc = xfc;
appWindow->windowId = id;
appWindow->surfaceId = surfaceId;
appWindow->x = x;
appWindow->y = y;
appWindow->width = WINPR_ASSERTING_INT_CAST(int, width);
appWindow->height = WINPR_ASSERTING_INT_CAST(int, height);
xf_AppWindowsLock(xfc);
if (!xf_AppWindowCreate(xfc, appWindow))
goto fail;
if (!HashTable_Insert(xfc->railWindows, &appWindow->windowId, (void*)appWindow))
goto fail;
return appWindow;
fail:
rail_window_free(appWindow);
xf_AppWindowsUnlock(xfc);
return nullptr;
}
BOOL xf_rail_del_window(xfContext* xfc, UINT64 id)
{
if (!xfc)
return FALSE;
if (!xfc->railWindows)
return FALSE;
xf_lock_x11(xfc);
const BOOL res = HashTable_Remove(xfc->railWindows, &id);
xf_unlock_x11(xfc);
return res;
}
void xf_rail_return_windowFrom(xfAppWindow* window, BOOL alreadyLocked, const char* file,
const char* fkt, size_t line)
{
if (!window)
return;
if (alreadyLocked)
return;
xfAppWindowsUnlockFrom(window->xfc, file, fkt, line);
}
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