Docs updated.

dvx/README.md

@@ -7,7 +7,8 @@ Motif-style beveled chrome, dirty-rectangle compositing, draggable and
 resizable windows, dropdown menus, scrollbars, and a declarative widget/layout
 system with buttons, checkboxes, radios, text inputs, dropdowns, combo boxes,
 sliders, progress bars, tab controls, tree views, toolbars, status bars,
-images, image buttons, drawable canvases, and an ANSI BBS terminal emulator.
+images, image buttons, drawable canvases, password inputs, masked/formatted
+inputs, and an ANSI BBS terminal emulator.
 
 ## Building
 
@@ -521,10 +522,42 @@ tracks the selected index in `w->as.radioGroup.selectedIdx`. Set
 ```c
 WidgetT *wgtTextInput(WidgetT *parent, int32_t maxLen);
 ```
-Single-line text input field. Supports typing, cursor movement (arrows,
+Single-line text input field. `maxLen` is the buffer capacity. Default
-Home, End), backspace, and delete. `maxLen` is the buffer capacity.
+weight is 100 (stretches to fill). Set `onChange` to be notified on edits.
-Default weight is 100 (stretches to fill). Set `onChange` to be notified
+
-on edits.
+Editing features: cursor movement (arrows, Home, End), insert/overwrite,
+selection (Shift+arrows, Shift+Home/End, Ctrl+A, double-click word,
+triple-click all), clipboard (Ctrl+C copy, Ctrl+V paste, Ctrl+X cut),
+single-level undo (Ctrl+Z), and horizontal scrolling when text exceeds
+the visible width. Mouse drag selection auto-scrolls when the cursor
+reaches the edge of the field.
+
+```c
+WidgetT *wgtPasswordInput(WidgetT *parent, int32_t maxLen);
+```
+Password input field. Identical to `wgtTextInput` except characters are
+displayed as bullets (CP437 `\xF9`). Copy and cut to clipboard are
+disabled; paste is allowed. All other editing features work normally.
+
+```c
+WidgetT *wgtMaskedInput(WidgetT *parent, const char *mask);
+```
+Formatted input field with a fixed mask pattern. The mask string defines
+the format: `#` accepts a digit, `A` accepts a letter, `*` accepts any
+printable character. All other characters in the mask are literals that
+are displayed but cannot be edited. The cursor skips over literal
+positions automatically.
+
+Example masks:
+- `"(###) ###-####"` -- US phone number
+- `"##/##/####"` -- date
+- `"###-##-####"` -- SSN
+
+The buffer always contains the full formatted text including literals.
+`wgtGetText()` returns the formatted string. Supports selection
+(Shift+arrows, Ctrl+A), clipboard (Ctrl+C, Ctrl+V, Ctrl+X), and
+single-level undo (Ctrl+Z). The mask string must remain valid for the
+widget's lifetime.
 
 ```c
 WidgetT *wgtListBox(WidgetT *parent);
@@ -534,7 +567,12 @@ List box (basic -- set items with `wgtListBoxSetItems()`).
 ```c
 WidgetT *wgtTextArea(WidgetT *parent, int32_t maxLen);
 ```
-Multi-line text area (basic).
+Multi-line text editor with vertical and horizontal scrollbars. Supports
+all the same editing features as `wgtTextInput` plus multi-line selection
+(Shift+Up/Down), Enter for newlines, and vertical/horizontal auto-scroll
+during mouse drag selection. A horizontal scrollbar appears automatically
+when any line exceeds the visible width. The vertical scrollbar is always
+present.
 
 ### Dropdown and ComboBox
 
@@ -707,7 +745,10 @@ WidgetT *wgtAnsiTerm(WidgetT *parent, int32_t cols, int32_t rows);
 ANSI BBS terminal emulator widget. Displays a character grid (default
 80x25 if cols/rows are 0) with full ANSI escape sequence support and a
 16-color CGA palette. The terminal has a 2px sunken bevel border and a
-vertical scrollbar for scrollback history.
+vertical scrollbar for scrollback history. Supports mouse text selection
+(click and drag), Ctrl+C to copy selected text (sends `^C` to the
+terminal when nothing is selected), and Ctrl+V to paste clipboard text
+through the comm interface.
 
 ANSI escape sequences supported:
 
@@ -828,7 +869,8 @@ determines where children are placed within the extra space.
 void wgtSetText(WidgetT *w, const char *text);
 const char *wgtGetText(const WidgetT *w);
 ```
-Get/set text for labels, buttons, checkboxes, radios, and text inputs.
+Get/set text for labels, buttons, checkboxes, radios, text inputs,
+password inputs, masked inputs, combo boxes, and dropdowns.
 
 ```c
 void wgtSetEnabled(WidgetT *w, bool enabled);