remove usage of std.stream since it's deprecated; fix build warnings on new DMD

dlanguilib.visualdproj

@@ -383,6 +383,7 @@
      <File path="src\dlangui\core\settings.d" />
      <File path="src\dlangui\core\signals.d" />
      <File path="src\dlangui\core\stdaction.d" />
+     <File path="src\dlangui\core\streams.d" />
      <File path="src\dlangui\core\textsource.d" />
      <File path="src\dlangui\core\types.d" />
     </Folder>
@@ -398,16 +399,16 @@
      <File path="src\dlangui\dml\parser.d" />
     </Folder>
     <Folder name="graphics">
-     <Folder name="xpm">
-      <File path="src\dlangui\graphics\xpm\colors.d" />
-      <File path="src\dlangui\graphics\xpm\reader.d" />
-     </Folder>
      <Folder name="scene">
       <File path="src\dlangui\graphics\scene\camera.d" />
       <File path="src\dlangui\graphics\scene\node.d" />
       <File path="src\dlangui\graphics\scene\scene3d.d" />
       <File path="src\dlangui\graphics\scene\transform.d" />
      </Folder>
+     <Folder name="xpm">
+      <File path="src\dlangui\graphics\xpm\colors.d" />
+      <File path="src\dlangui\graphics\xpm\reader.d" />
+     </Folder>
      <File path="src\dlangui\graphics\colors.d" />
      <File path="src\dlangui\graphics\drawbuf.d" />
      <File path="src\dlangui\graphics\fonts.d" />

src/dlangui/core/editable.d

@@ -21,8 +21,8 @@ import dlangui.core.logger;
 import dlangui.core.signals;
 import dlangui.core.collections;
 import dlangui.core.linestream;
+import dlangui.core.streams;
 import std.algorithm;
-import std.stream;
 import std.conv : to;
 
 // uncomment FileFormats debug symbol to dump file formats for loaded/saved files.
@@ -1379,7 +1379,7 @@ class EditableContent {
     bool load(string filename) {
         clear();
         try {
-            std.stream.File f = new std.stream.File(filename);
+            InputStream f = new FileInputStream(filename);
             scope(exit) { f.close(); }
             return load(f, filename);
         } catch (Exception e) {
@@ -1418,7 +1418,7 @@ class EditableContent {
         if (!filename)
             filename = _filename;
         try {
-            std.stream.File f = new std.stream.File(filename, FileMode.OutNew);
+            OutputStream f = new FileOutputStream(filename);
             scope(exit) { f.close(); }
             return save(f, filename, format);
         } catch (Exception e) {

src/dlangui/core/events.d

@@ -514,7 +514,7 @@ struct ButtonDetails {
         return _doubleClick;
     }
 
-    static final long DOUBLE_CLICK_THRESHOLD_MS = 200;
+    static long DOUBLE_CLICK_THRESHOLD_MS = 200;
 
 
     void reset() {

src/dlangui/core/linestream.d

@@ -50,7 +50,8 @@ Authors:   Vadim Lopatin, coolreader.org@gmail.com
 */
 module dlangui.core.linestream;
 
-import std.stream;
+import dlangui.core.streams;
+//import std.stream;
 import std.stdio;
 import std.conv;
 import std.utf;
@@ -128,7 +129,7 @@ class OutputLineStream {
 
     protected void flush() {
         if (_len > 0) {
-            _stream.writeExact(_buf.ptr, _len);
+            _stream.write(cast(ubyte[])_buf[0 .. _len]);
             _len = 0;
         }
     }
@@ -483,7 +484,7 @@ class LineStream {
 		data[0] = 0xEF;
 		data[1] = 0xBB;
 		data[2] = 0xBF;
-		MemoryStream stream = new MemoryStream(data);
+		InputStream stream = new MemoryInputStream(data); //new MemoryStream(data);
 		return create(stream, filename);
 	}
 	

src/dlangui/core/logger.d

@@ -32,7 +32,7 @@ Authors:   Vadim Lopatin, coolreader.org@gmail.com
 module dlangui.core.logger;
 
 import std.stdio;
-import std.datetime;
+import std.datetime : SysTime, Clock;
 
 /// Log levels
 enum LogLevel : int {
@@ -117,7 +117,7 @@ synchronized class Log {
     void log(S...)(LogLevel level, S args) {
         if (logLevel >= level && logFile.isOpen) {
             SysTime ts = Clock.currTime();
-            logFile.writef("%04d-%02d-%02d %02d:%02d:%02d.%03d %s  ", ts.year, ts.month, ts.day, ts.hour, ts.minute, ts.second, ts.fracSec.msecs, logLevelName(level));
+            logFile.writef("%04d-%02d-%02d %02d:%02d:%02d.%03d %s  ", ts.year, ts.month, ts.day, ts.hour, ts.minute, ts.second, ts.fracSecs.split!("msecs").msecs, logLevelName(level));
             logFile.writeln(args);
             logFile.flush();
         }

src/dlangui/core/streams.d

@@ -0,0 +1,80 @@
+module dlangui.core.streams;
+
+private import std.stdio;
+
+interface Closeable {
+    void close();
+    @property bool isOpen();
+}
+
+interface InputStream : Closeable {
+    size_t read(ubyte[] buffer);
+    @property bool eof();
+}
+
+interface OutputStream : Closeable {
+    void write(ubyte[] data);
+}
+
+class FileInputStream : InputStream {
+    std.stdio.File _file;
+    this(string filename) {
+        _file = std.stdio.File(filename, "rb");
+    }
+    void close() {
+        _file.close();
+    }
+    size_t read(ubyte[] buffer) {
+        ubyte[] res = _file.rawRead(buffer);
+        return res.length;
+    }
+    @property bool isOpen() {
+        return _file.isOpen;
+    }
+    @property bool eof() {
+        return _file.eof;
+    }
+}
+
+class FileOutputStream : OutputStream {
+    std.stdio.File _file;
+    this(string filename) {
+        _file = std.stdio.File(filename, "wb");
+    }
+    void close() {
+        _file.close();
+    }
+    void write(ubyte[] data) {
+        _file.rawWrite(data);
+    }
+    @property bool isOpen() {
+        return _file.isOpen;
+    }
+}
+
+class MemoryInputStream : InputStream {
+    private ubyte[] _data;
+    private size_t _pos;
+    private bool _closed;
+    this(ubyte[] data) {
+        _data = data;
+        _closed = false;
+        _pos = 0;
+    }
+    void close() {
+        _closed = true;
+    }
+    @property bool isOpen() {
+        return !_closed;
+    }
+    size_t read(ubyte[] buffer) {
+        size_t bytesRead = 0;
+        for (size_t i = 0; i < buffer.length && _pos < _data.length; bytesRead++) {
+            buffer[i++] = _data[_pos++];
+        }
+        return bytesRead;
+    }
+    @property bool eof() {
+        return _closed || (_pos >= _data.length);
+    }
+}

src/dlangui/graphics/images.d

@@ -40,7 +40,7 @@ import dlangui.core.logger;
 import dlangui.core.types;
 import dlangui.graphics.colors;
 import dlangui.graphics.drawbuf;
-import std.stream;
+import dlangui.core.streams;
 import std.path;
 import std.conv : to;
 

src/dlangui/widgets/editors.d

@@ -36,7 +36,7 @@ import dlangui.graphics.colors;
 public import dlangui.core.editable;
 
 import std.algorithm;
-import std.stream;
+import dlangui.core.streams;
 
 /// Modified state change listener
 interface ModifiedStateListener {