example1: support opening of file in separate tab with open file dialog

dlanguilib.visualdproj

@@ -66,7 +66,7 @@
   <debuglevel>0</debuglevel>
   <debugids>DebugFocus</debugids>
   <versionlevel>0</versionlevel>
-  <versionids>USE_OPENGL Unicode</versionids>
+  <versionids>Unicode</versionids>
   <dump_source>0</dump_source>
   <mapverbosity>0</mapverbosity>
   <createImplib>1</createImplib>
@@ -389,6 +389,7 @@
      <File path="src\dlangui\widgets\menu.d" />
      <File path="src\dlangui\widgets\popup.d" />
      <File path="src\dlangui\widgets\scroll.d" />
+     <File path="src\dlangui\widgets\srcedit.d" />
      <File path="src\dlangui\widgets\statusline.d" />
      <File path="src\dlangui\widgets\styles.d" />
      <File path="src\dlangui\widgets\tabs.d" />

examples/example1/example1.visualdproj

@@ -66,7 +66,7 @@
   <debuglevel>0</debuglevel>
   <debugids />
   <versionlevel>0</versionlevel>
-  <versionids>USE_OPENGL Unicode</versionids>
+  <versionids>Unicode</versionids>
   <dump_source>0</dump_source>
   <mapverbosity>3</mapverbosity>
   <createImplib>0</createImplib>
@@ -89,7 +89,6 @@
   <resfile />
   <exefile>$(OutDir)\$(ProjectName).exe</exefile>
   <useStdLibPath>1</useStdLibPath>
-  <cRuntime>2</cRuntime>
   <additionalOptions>-profile</additionalOptions>
   <preBuildCommand />
   <postBuildCommand />
@@ -184,7 +183,6 @@
   <resfile />
   <exefile>$(OutDir)\$(ProjectName).exe</exefile>
   <useStdLibPath>1</useStdLibPath>
-  <cRuntime>1</cRuntime>
   <additionalOptions />
   <preBuildCommand />
   <postBuildCommand />

examples/example1/src/main.d

@@ -22,6 +22,8 @@ import dlangui.dialogs.msgbox;
 import std.stdio;
 import std.conv;
 import std.utf;
+import std.algorithm;
+import std.path;
 
 
 mixin APP_ENTRY_POINT;
@@ -186,9 +188,10 @@ extern (C) int UIAppMain(string[] args) {
 	// load theme from file "theme_default.xml"
 	Platform.instance.uiTheme = "theme_default";
 
-    // you can override default hinting mode here
+    // you can override default hinting mode here (Normal, AutoHint, Disabled)
     FontManager.instance.hintingMode = HintingMode.Normal;
-    // you can override antialiasing setting here
+    // you can override antialiasing setting here (0 means antialiasing always on, some big value = always off)
+    // fonts with size less than specified value will not be antialiased
     FontManager.instance.minAnitialiasedFontSize = 0; // 0 means always antialiased
 
     // create window
@@ -197,6 +200,8 @@ extern (C) int UIAppMain(string[] args) {
 	static if (true) {
         VerticalLayout contentLayout = new VerticalLayout();
 
+        TabWidget tabs = new TabWidget("TABS");
+
 		//=========================================================================
 		// create main menu
 
@@ -303,8 +308,29 @@ extern (C) int UIAppMain(string[] args) {
 					//dlg.filterIndex = 2;
 					dlg.onDialogResult = delegate(Dialog dlg, const Action result) {
 						if (result.id == ACTION_OPEN.id) {
+                            string filename = result.stringParam;
+                            if (filename.endsWith(".d") || filename.endsWith(".txt") || filename.endsWith(".cpp") || filename.endsWith(".h") || filename.endsWith(".c")
+                                 || filename.endsWith(".json") || filename.endsWith(".dd") || filename.endsWith(".ddoc") || filename.endsWith(".xml") || filename.endsWith(".html")
+                                 || filename.endsWith(".html") || filename.endsWith(".css") || filename.endsWith(".log") || filename.endsWith(".hpp")) {
+                                // open source file in tab
+                                int index = tabs.tabIndex(filename);
+                                if (index >= 0) {
+                                    // file is already opened in tab
+                                    tabs.selectTab(index, true);
+                                } else {
+                                    SourceEdit editor = new SourceEdit(filename);
+                                    if (editor.load(filename)) {
+                                        tabs.addTab(editor, toUTF32(baseName(filename)));
+                                        tabs.selectTab(filename);
+                                    } else {
+                                        destroy(editor);
+                                        window.showMessageBox(UIString("File open error"d), UIString("Cannot open file "d ~ toUTF32(filename)));
+                                    }
+                                }
+                            } else {
 							    Log.d("FileDialog.onDialogResult: ", result, " param=", result.stringParam);
-							window.showMessageBox(UIString("FileOpen result"d), UIString(toUTF32(result.stringParam)));
+							    window.showMessageBox(UIString("FileOpen result"d), UIString("Filename: "d ~ toUTF32(filename)));
+                            }
 						}
 
 					};
@@ -321,7 +347,6 @@ extern (C) int UIAppMain(string[] args) {
 
 		// ========= create tabs ===================
 
-        TabWidget tabs = new TabWidget("TABS");
 		tabs.onTabChangedListener = delegate(string newTabId, string oldTabId) {
 			window.windowCaption = tabs.tab(newTabId).text.value ~ " - dlangui example 1"d;
 		};

src/dlangui/graphics/fonts.d

@@ -463,22 +463,22 @@ class FontManager {
 	/// removes entries not used after last call of checkpoint() or cleanup()
 	abstract void cleanup();
 
-    /// get min font size for antialiased fonts
+    /// get min font size for antialiased fonts (0 means antialiasing always on, some big value = always off)
     @property int minAnitialiasedFontSize() {
         return _minAnitialiasedFontSize;
     }
 
-    /// set new min font size for antialiased fonts
+    /// set new min font size for antialiased fonts - fonts with size >= specified value will be antialiased (0 means antialiasing always on, some big value = always off)
     @property void minAnitialiasedFontSize(int size) {
         _minAnitialiasedFontSize = size;
     }
 
-    /// get current hinting mode
+    /// get current hinting mode (Normal, AutoHint, Disabled)
     @property HintingMode hintingMode() {
         return _hintingMode;
     }
 
-    /// set hinting mode
+    /// set hinting mode (Normal, AutoHint, Disabled)
     @property void hintingMode(HintingMode mode) {
         _hintingMode = mode;
     }

src/dlangui/widgets/tabs.d

@@ -476,6 +476,15 @@ class TabHost : FrameLayout, TabHandler {
             onTabChangedListener(newActiveTabId, previousTabId);
     }
 
+    /// get tab content widget by id
+    Widget tabBody(string id) {
+        for (int i = 0; i < _children.count; i++) {
+            if (_children[i].compareId(id))
+                return _children[i];
+        }
+        return null;
+    }
+
     /// remove tab
     TabHost removeTab(string id) {
         assert(_tabControl !is null, "No TabControl set for TabHost");
@@ -588,6 +597,11 @@ class TabWidget : VerticalLayout, TabHandler {
         _tabControl.selectTab(index, updateAccess);
     }
 
+    /// get tab content widget by id
+    Widget tabBody(string id) {
+        return _tabHost.tabBody(id);
+    }
+
 	/// returns tab item by id (null if index out of range)
 	TabItem tab(int index) {
 		return _tabControl.tab(index);