Initial commit

2020-09-20 12:16:44 +00:00
parent 09a4460ddb
commit 408c005d3e
839 changed files with 190481 additions and 0 deletions
--- a/win/rfb_win32/MonitorInfo.cxx
+++ b/win/rfb_win32/MonitorInfo.cxx
@@ -0,0 +1,138 @@
+/* Copyright (C) 2002-2005 RealVNC Ltd.  All Rights Reserved.
+ * 
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+#include <tchar.h>
+#include <rfb_win32/MonitorInfo.h>
+#include <rfb_win32/Win32Util.h>
+#include <rdr/Exception.h>
+#include <rfb/LogWriter.h>
+
+#ifndef min
+ #define min(a,b) ((a)<(b)?(a):(b))
+#endif
+
+#ifndef max
+ #define max(a,b) ((a)>(b)?(a):(b))
+#endif
+
+using namespace rfb;
+using namespace win32;
+
+static LogWriter vlog("MonitorInfo");
+
+
+static void fillMonitorInfo(HMONITOR monitor, MonitorInfo* mi) {
+  vlog.debug("monitor=%p", monitor);
+  memset(mi, 0, sizeof(MONITORINFOEXA));
+  mi->cbSize = sizeof(MONITORINFOEXA);
+  if (!GetMonitorInfo(monitor, mi))
+    throw rdr::SystemException("failed to GetMonitorInfo", GetLastError());
+  vlog.debug("monitor is %ld,%ld-%ld,%ld", mi->rcMonitor.left, mi->rcMonitor.top, mi->rcMonitor.right, mi->rcMonitor.bottom);
+  vlog.debug("work area is %ld,%ld-%ld,%ld", mi->rcWork.left, mi->rcWork.top, mi->rcWork.right, mi->rcWork.bottom);
+  vlog.debug("device is \"%s\"", mi->szDevice);
+}
+
+
+MonitorInfo::MonitorInfo(HWND window) {
+  cbSize = sizeof(MonitorInfo);
+  szDevice[0] = 0;
+
+  HMONITOR monitor = MonitorFromWindow(window, MONITOR_DEFAULTTONEAREST);
+  if (!monitor)
+    throw rdr::SystemException("failed to get monitor", GetLastError());
+  fillMonitorInfo(monitor, this);
+}
+
+MonitorInfo::MonitorInfo(const RECT& r) {
+  cbSize = sizeof(MonitorInfo);
+  szDevice[0] = 0;
+
+  HMONITOR monitor = MonitorFromRect(&r, MONITOR_DEFAULTTONEAREST);
+  if (!monitor)
+    throw rdr::SystemException("failed to get monitor", GetLastError());
+  fillMonitorInfo(monitor, this);
+}
+
+
+struct monitorByNameData {
+  MonitorInfo* info;
+  const char* monitorName;
+};
+
+static BOOL CALLBACK monitorByNameEnumProc(HMONITOR monitor,
+                                    HDC dc,
+                                    LPRECT pos,
+                                    LPARAM d) {
+  monitorByNameData* data = (monitorByNameData*)d;
+  memset(data->info, 0, sizeof(MONITORINFOEXA));
+  data->info->cbSize = sizeof(MONITORINFOEXA);
+  if (GetMonitorInfo(monitor, data->info)) {
+    if (stricmp(data->monitorName, data->info->szDevice) == 0)
+      return FALSE;
+  }
+
+  return TRUE;
+}
+
+MonitorInfo::MonitorInfo(const char* devName) {
+  monitorByNameData data;
+  data.info = this;
+  data.monitorName = devName;
+  EnumDisplayMonitors(0, 0, &monitorByNameEnumProc, (LPARAM)&data);
+}
+
+void MonitorInfo::moveTo(HWND handle) {
+  vlog.debug("moveTo monitor=%s", szDevice);
+
+  MonitorInfo mi(handle);
+  if (strcmp(szDevice, mi.szDevice) != 0) {
+    centerWindow(handle, rcWork);
+    clipTo(handle);
+  }
+}
+
+void MonitorInfo::clipTo(RECT* r) {
+  vlog.debug("clipTo monitor=%s", szDevice);
+
+  if (r->top < rcWork.top) {
+    r->bottom += rcWork.top - r->top; r->top = rcWork.top;
+  }
+  if (r->left < rcWork.left) {
+    r->right += rcWork.left - r->left; r->left = rcWork.left;
+  }
+  if (r->bottom > rcWork.bottom) {
+    r->top += rcWork.bottom - r->bottom; r->bottom = rcWork.bottom;
+  }
+  if (r->right > rcWork.right) {
+    r->left += rcWork.right - r->right; r->right = rcWork.right;
+  }
+  r->left = max(r->left, rcWork.left);
+  r->right = min(r->right, rcWork.right);
+  r->top = max(r->top, rcWork.top);
+  r->bottom = min(r->bottom, rcWork.bottom);
+}
+
+void MonitorInfo::clipTo(HWND handle) {
+  RECT r;
+  GetWindowRect(handle, &r);
+  clipTo(&r);
+  SetWindowPos(handle, 0, r.left, r.top, r.right-r.left, r.bottom-r.top,
+               SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOOWNERZORDER);
+}
+
+