add dialogs, part 1

dlanguilib.visualdproj

@@ -66,7 +66,7 @@
   <debuglevel>0</debuglevel>
   <debugids />
   <versionlevel>0</versionlevel>
-  <versionids>Unicode USE_SDL USE_OPENGL</versionids>
+  <versionids>Unicode</versionids>
   <dump_source>0</dump_source>
   <mapverbosity>0</mapverbosity>
   <createImplib>1</createImplib>
@@ -316,6 +316,10 @@
      <File path="src\dlangui\core\signals.d" />
      <File path="src\dlangui\core\types.d" />
     </Folder>
+    <Folder name="dialogs">
+     <File path="src\dlangui\dialogs\dialog.d" />
+     <File path="src\dlangui\dialogs\filedlg.d" />
+    </Folder>
     <Folder name="graphics">
      <File path="src\dlangui\graphics\drawbuf.d" />
      <File path="src\dlangui\graphics\fonts.d" />

examples/example1/example1.visualdproj

@@ -66,7 +66,7 @@
   <debuglevel>0</debuglevel>
   <debugids />
   <versionlevel>0</versionlevel>
-  <versionids>Unicode USE_SDL USE_OPENGL</versionids>
+  <versionids>Unicode</versionids>
   <dump_source>0</dump_source>
   <mapverbosity>3</mapverbosity>
   <createImplib>0</createImplib>

src/dlangui/dialogs/dialog.d

@@ -0,0 +1,77 @@
+// Written in the D programming language.
+
+/**
+DLANGUI library.
+
+This module contains common Dialog implementation.
+
+
+Synopsis:
+
+----
+import dlangui.platforms.common.platform;
+
+----
+
+Copyright: Vadim Lopatin, 2014
+License:   Boost License 1.0
+Authors:   Vadim Lopatin, coolreader.org@gmail.com
+*/
+module dlangui.dialogs.dialog;
+
+import dlangui.core.i18n;
+import dlangui.widgets.layouts;
+import dlangui.widgets.controls;
+import dlangui.platforms.common.platform;
+
+/// dialog flag bits
+enum DialogFlag : uint {
+    /// dialog is modal
+    Modal = 1,
+    /// dialog can be resized
+    Resizable = 2,
+}
+
+/// base for all dialogs
+class Dialog : VerticalLayout {
+    protected Window _window;
+    protected Window _parentWindow;
+    protected UIString _caption;
+    protected uint _flags;
+
+    this(UIString caption, Window parentWindow = null, uint flags = DialogFlag.Modal) {
+        super("dlg");
+        _caption = caption;
+        _parentWindow = parentWindow;
+    }
+
+	@property UIString windowCaption() {
+		return _caption;
+	}
+
+	@property Dialog windowCaption(dstring caption) {
+		_caption = caption;
+		if (_window)
+			_window.windowCaption = caption;
+        return this;
+	}
+
+	@property Dialog windowCaption(UIString caption) {
+		_caption = caption;
+		if (_window)
+			_window.windowCaption = caption;
+        return this;
+	}
+
+    /// shows dialog
+    void show() {
+        uint wflags = 0;
+        if (_flags & DialogFlag.Modal)
+            wflags |= WindowFlag.Modal;
+        if (_flags & DialogFlag.Resizable)
+            wflags |= WindowFlag.Resizable;
+        _window = Platform.instance.createWindow(_caption, _parentWindow, wflags);
+        _window.mainWidget = this;
+        _window.show();
+    }
+}

src/dlangui/dialogs/filedlg.d

@@ -0,0 +1,53 @@
+// Written in the D programming language.
+
+/**
+DLANGUI library.
+
+This module contains FileDialog implementation.
+
+Can show dialog for open / save.
+
+
+Synopsis:
+
+----
+import dlangui.dialogs.filedlg;
+
+UIString caption = "Open File"d;
+auto dlg = new FileDialog(caption, window, FileDialogFlag.Open);
+dlg.show();
+
+----
+
+Copyright: Vadim Lopatin, 2014
+License:   Boost License 1.0
+Authors:   Vadim Lopatin, coolreader.org@gmail.com
+*/
+module dlangui.dialogs.filedlg;
+
+import dlangui.core.events;
+import dlangui.core.i18n;
+import dlangui.widgets.controls;
+import dlangui.widgets.lists;
+import dlangui.widgets.popup;
+import dlangui.platforms.common.platform;
+import dlangui.dialogs.dialog;
+
+/// flags for file dialog options
+enum FileDialogFlag : uint {
+    /// file must exist (use this for open dialog)
+    FileMustExist = 0x100,
+    /// ask before saving to existing
+    ConfirmOverwrite = 0x200,
+    /// flags for Open dialog
+    Open = FileMustExist,
+    /// flags for Save dialog
+    Save = ConfirmOverwrite,
+}
+
+/// file open / save dialog
+class FileDialog : Dialog {
+    this(UIString caption, Window parent, uint fileDialogFlags = DialogFlag.Modal | FileDialogFlag.FileMustExist) {
+        super(caption, parent, fileDialogFlags);
+    }
+}