settings editor - edit number; editors - change listener

src/dlangui/core/settings.d

@@ -718,47 +718,6 @@ final class Setting {
         return result;
     }
 
-    static long parseLong(inout string v, long defValue = 0) {
-        int len = cast(int)v.length;
-        if (len == 0)
-            return defValue;
-        int sign = 1;
-        long value = 0;
-        int digits = 0;
-        for (int i = 0; i < len; i++) {
-            char ch = v[i];
-            if (ch == '-') {
-                if (i != 0)
-                    return defValue;
-                sign = -1;
-            } else if (ch >= '0' && ch <= '9') {
-                digits++;
-                value = value * 10 + (ch - '0');
-            } else {
-                return defValue;
-            }
-        }
-        return digits > 0 ? (sign > 0 ? value : -value) : defValue;
-    }
-
-    static ulong parseULong(inout string v, ulong defValue = 0) {
-        int len = cast(int)v.length;
-        if (len == 0)
-            return defValue;
-        ulong value = 0;
-        int digits = 0;
-        for (int i = 0; i < len; i++) {
-            char ch = v[i];
-            if (ch >= '0' && ch <= '9') {
-                digits++;
-                value = value * 10 + (ch - '0');
-            } else {
-                return defValue;
-            }
-        }
-        return digits > 0 ? value : defValue;
-    }
-
     /// read as long value
     @property inout(long) integer() inout { 
         final switch(_type) with(SettingType) {
@@ -1916,3 +1875,45 @@ final class Setting {
         }
     }
 }
+
+long parseLong(inout string v, long defValue = 0) {
+    int len = cast(int)v.length;
+    if (len == 0)
+        return defValue;
+    int sign = 1;
+    long value = 0;
+    int digits = 0;
+    for (int i = 0; i < len; i++) {
+        char ch = v[i];
+        if (ch == '-') {
+            if (i != 0)
+                return defValue;
+            sign = -1;
+        } else if (ch >= '0' && ch <= '9') {
+            digits++;
+            value = value * 10 + (ch - '0');
+        } else {
+            return defValue;
+        }
+    }
+    return digits > 0 ? (sign > 0 ? value : -value) : defValue;
+}
+
+ulong parseULong(inout string v, ulong defValue = 0) {
+    int len = cast(int)v.length;
+    if (len == 0)
+        return defValue;
+    ulong value = 0;
+    int digits = 0;
+    for (int i = 0; i < len; i++) {
+        char ch = v[i];
+        if (ch >= '0' && ch <= '9') {
+            digits++;
+            value = value * 10 + (ch - '0');
+        } else {
+            return defValue;
+        }
+    }
+    return digits > 0 ? value : defValue;
+}
+

src/dlangui/dialogs/settingsdialog.d

@@ -62,6 +62,46 @@ class CheckboxItem : SettingsItem {
     }
 }
 
+class NumberEditItem : SettingsItem {
+    protected int _minValue;
+    protected int _maxValue;
+    protected int _defaultValue;
+    this(string id, UIString label, int minValue = int.max, int maxValue = int.max, int defaultValue = 0) {
+        super(id, label);
+        _minValue = minValue;
+        _maxValue = maxValue;
+        _defaultValue = defaultValue;
+    }
+    /// create setting widget
+    override Widget createWidget(Setting settings) {
+        HorizontalLayout res = new HorizontalLayout(_id);
+        TextWidget lbl = new TextWidget(_id ~ "-label", _label);
+        EditLine ed = new EditLine(_id ~ "-edit", _label);
+        Setting setting = settings.settingByPath(_id, SettingType.STRING);
+        int n = cast(int)setting.integerDef(_defaultValue);
+        if (_minValue != int.max && n < _minValue)
+            n = _minValue;
+        if (_maxValue != int.max && n > _maxValue)
+            n = _maxValue;
+        setting.integer = cast(long)n;
+        ed.text = toUTF32(to!string(n));
+        ed.onContentChangeListener = delegate(EditableContent content) {
+            long v = parseLong(toUTF8(content.text), long.max);
+            if (v != long.max) {
+                if ((_minValue == int.max || v >= _minValue) && (_maxValue == int.max || v <= _maxValue)) {
+                    setting.integer = v;
+                    ed.textColor = 0x000000;
+                } else {
+                    ed.textColor = 0xFF0000;
+                }
+            }
+        };
+        res.addChild(lbl);
+        res.addChild(ed);
+        return res;
+    }
+}
+
 /// settings page - item of settings tree, can edit several settings
 class SettingsPage {
     protected SettingsPage _parent;
@@ -119,6 +159,13 @@ class SettingsPage {
         return res;
     }
 
+    /// add EditLine to edit number
+    NumberEditItem addNumberEdit(string id, UIString label, int minValue = int.max, int maxValue = int.max, int defaultValue = 0) {
+        NumberEditItem res = new NumberEditItem(id, label, minValue, maxValue, defaultValue);
+        addItem(res);
+        return res;
+    }
+
     /// create page widget (default implementation creates empty page)
     Widget createWidget(Setting settings) {
         VerticalLayout res = new VerticalLayout(_id);
@@ -192,7 +239,7 @@ class SettingsDialog : Dialog {
 		_tree.fontSize = 16;
         _frame = new FrameLayout("prop_pages");
         _frame.styleId = STYLE_SETTINGS_PAGES;
-        _frame.minHeight(200).minWidth(100).layoutHeight(FILL_PARENT).layoutHeight(FILL_PARENT);
+        _frame.layoutHeight(FILL_PARENT).layoutHeight(FILL_PARENT).minHeight(200).minWidth(100);
         createControls(_layout, _tree.items);
         HorizontalLayout content = new HorizontalLayout("settings_dlg_content");
         content.addChild(_tree);
@@ -202,7 +249,6 @@ class SettingsDialog : Dialog {
 		addChild(createButtonsPanel([ACTION_APPLY, ACTION_CANCEL], 0, 0));
         if (_layout.childCount > 0)
             _tree.selectItem(_layout.child(0).id);
-
     }
 
 }

src/dlangui/widgets/editors.d

@@ -43,6 +43,11 @@ interface ModifiedStateListener {
 	void onModifiedStateChange(Widget source, bool modified);
 }
 
+/// Modified content listener
+interface EditableContentChangeListener {
+	void onEditableContentChanged(EditableContent source);
+}
+
 /// Editor action codes
 enum EditorActions : int {
 	None = 0,
@@ -235,6 +240,7 @@ class EditWidgetBase : ScrollWidgetBase, EditableContentListener, MenuItemAction
 
     /// Modified state change listener
     Signal!ModifiedStateListener onModifiedStateChangeListener;
+    Signal!EditableContentChangeListener onContentChangeListener;
 
     /// override to support modification of client rect after change, e.g. apply offset
     override protected void handleClientRectLayout(ref Rect rc) {
@@ -690,6 +696,9 @@ class EditWidgetBase : ScrollWidgetBase, EditableContentListener, MenuItemAction
                 onModifiedStateChangeListener(this, content.modified);
 				requestActionsUpdate();
             }
+        }
+        if (onContentChangeListener.assigned) {
+            onContentChangeListener(_content);
         }
 		return;
 	}

views/res/theme_default.xml

@@ -371,7 +371,6 @@
     <style id="SETTINGS_PAGES"
         margins="0,4,4,4"
         padding="4,4,4,4"
-        backgroundColor="#80FFFFFF"
         layoutWidth="FILL_PARENT"
         layoutWeight="5"
     />