From 672b30f73d556b09af3dc4d3afdc5ad24b841a44 Mon Sep 17 00:00:00 2001 From: nyamatongwe Date: Tue, 17 Oct 2006 00:32:34 +0000 Subject: Armel Asselin contributed a feature that adds the flag SC_STARTACTION to modification notifications where the modification is the first step of an undo transaction. This is used to synchronize with the container's undo stack. --- doc/ScintillaDoc.html | 27 +++++++++++++++++++++------ 1 file changed, 21 insertions(+), 6 deletions(-) (limited to 'doc/ScintillaDoc.html') diff --git a/doc/ScintillaDoc.html b/doc/ScintillaDoc.html index 3767b3b24..3758bd05a 100644 --- a/doc/ScintillaDoc.html +++ b/doc/ScintillaDoc.html @@ -862,10 +862,10 @@ struct TextToFind {

Scintilla has multiple level undo and redo. It will continue to collect undoable actions until memory runs out. Scintilla saves actions that change the document. Scintilla does not save caret and selection movements, view scrolling and the like. Sequences of typing or - deleting are compressed into single actions to make it easier to undo and redo at a sensible - level of detail. Sequences of actions can be combined into actions that are undone as a unit. + deleting are compressed into single transactions to make it easier to undo and redo at a sensible + level of detail. Sequences of actions can be combined into transactions that are undone as a unit. These sequences occur between SCI_BEGINUNDOACTION and - SCI_ENDUNDOACTION messages. These sequences can be nested and only the top-level + SCI_ENDUNDOACTION messages. These transactions can be nested and only the top-level sequences are undone as units.

SCI_UNDO
SCI_CANUNDO
@@ -2419,7 +2419,7 @@ struct TextToFind { normal Unicode encoding before being drawn by the OS and thus can display Hebrew, Arabic, Cyrillic, and Han characters. Languages which can use two characters stacked vertically in one horizontal space, such as Thai, will mostly work but there are some issues where the characters - are drawn separately leading to visual glitches. Bi-directional text is not supported. Characters outside the + are drawn separately leading to visual glitches. Bi-directional text is not supported. Characters outside the Basic Multilingual Plane are unlikely to work.

On Windows, code page can be set to 932 (Japanese Shift-JIS), 936 (Simplified Chinese GBK), @@ -4841,7 +4841,7 @@ href="#SCI_POSITIONFROMLINE">SCI_POSITIONFROMLINE(lineNumber); 0x80 - This is part of a multi-step Undo or Redo. + This is part of a multi-step Undo or Redo transaction. None @@ -4851,7 +4851,7 @@ href="#SCI_POSITIONFROMLINE">SCI_POSITIONFROMLINE(lineNumber); 0x100 - This is the final step in an Undo or Redo. + This is the final step in an Undo or Redo transaction. None @@ -4896,6 +4896,21 @@ href="#SCI_POSITIONFROMLINE">SCI_POSITIONFROMLINE(lineNumber); None + + SC_STARTACTION + + 0x2000 + + This is set on a SC_PERFORMED_USER action when it is the + first or only step in an undo transaction. This can be used to integrate the Scintilla + undo stack with an undo stack in the container application by adding a Scintilla + action to the container's stack for the currently opened container transaction or + to open a new container transaction if there is no open container transaction. + + + None + + SC_MODEVENTMASKALL -- cgit v1.2.3