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+/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+
+#include "nsISelectionDisplay.idl"
+
+%{C++
+typedef short SelectionRegion;
+%}
+
+interface nsIContent;
+interface nsIDOMNode;
+interface nsISelection;
+interface nsISelectionDisplay;
+
+[scriptable, uuid(3801c9d4-8e69-4bfc-9edb-b58278621f8f)]
+interface nsISelectionController : nsISelectionDisplay
+{
+ // RawSelectionType values:
+ const short SELECTION_NONE=0;
+ const short SELECTION_NORMAL=1;
+ const short SELECTION_SPELLCHECK=2;
+ const short SELECTION_IME_RAWINPUT=4;
+ const short SELECTION_IME_SELECTEDRAWTEXT=8;
+ const short SELECTION_IME_CONVERTEDTEXT=16;
+ const short SELECTION_IME_SELECTEDCONVERTEDTEXT=32;
+ const short SELECTION_ACCESSIBILITY=64; // For accessibility API usage
+ const short SELECTION_FIND=128;
+ const short SELECTION_URLSECONDARY=256;
+ const short SELECTION_URLSTRIKEOUT=512;
+ const short NUM_SELECTIONTYPES=11;
+
+ // SelectionRegion values:
+ const short SELECTION_ANCHOR_REGION = 0;
+ const short SELECTION_FOCUS_REGION = 1;
+ const short SELECTION_WHOLE_SELECTION = 2;
+ const short NUM_SELECTION_REGIONS = 3;
+
+ const short SELECTION_OFF = 0;
+ const short SELECTION_HIDDEN =1;//>HIDDEN displays selection
+ const short SELECTION_ON = 2;
+ const short SELECTION_DISABLED = 3;
+ const short SELECTION_ATTENTION = 4;
+
+ /**
+ * SetDisplaySelection will set the display mode for the selection. OFF,ON,DISABLED
+ */
+ void setDisplaySelection(in short toggle);
+
+ /**
+ * GetDisplaySelection will get the display mode for the selection. OFF,ON,DISABLED
+ */
+ short getDisplaySelection();
+
+ /**
+ * GetSelection will return the selection that the presentation
+ * shell may implement.
+ *
+ * @param aType This will hold the type of selection. This value must be one
+ * of RawSelectionType values.
+ * @param _return will hold the return value
+ */
+ nsISelection getSelection(in short type);
+
+ const short SCROLL_SYNCHRONOUS = 1<<1;
+ const short SCROLL_FIRST_ANCESTOR_ONLY = 1<<2;
+ const short SCROLL_CENTER_VERTICALLY = 1<<4;
+ const short SCROLL_OVERFLOW_HIDDEN = 1<<5;
+ const short SCROLL_FOR_CARET_MOVE = 1<<6;
+
+ /**
+ * ScrollSelectionIntoView scrolls a region of the selection,
+ * so that it is visible in the scrolled view.
+ *
+ * @param aType the selection to scroll into view. This value must be one
+ * of RawSelectionType values.
+ * @param aRegion the region inside the selection to scroll into view. //SelectionRegion
+ * @param aFlags the scroll flags. Valid bits include:
+ * SCROLL_SYNCHRONOUS: when set, scrolls the selection into view
+ * before returning. If not set, posts a request which is processed
+ * at some point after the method returns.
+ * SCROLL_FIRST_ANCESTOR_ONLY: if set, only the first ancestor will be scrolled
+ * into view.
+ * SCROLL_OVERFLOW_HIDDEN: if set, scrolls even if the overflow is specified
+ * as hidden.
+ * SCROLL_FOR_CARET_MOVE: set to indicate whether scrolling is in response
+ * to the caret being moved. Does not affect behavior (used for telemetry
+ * purposes only).
+ *
+ * Note that if isSynchronous is true, then this might flush the pending
+ * reflow. It's dangerous for some objects. See bug 418470 comment 12.
+ */
+ void scrollSelectionIntoView(in short type, in short region, in short flags);
+
+ /**
+ * RepaintSelection repaints the selection specified by aType.
+ *
+ * @param aType specifies the selection to repaint.
+ */
+ void repaintSelection(in short type);
+
+ /**
+ * Set the caret as enabled or disabled. An enabled caret will
+ * draw or blink when made visible. A disabled caret will never show up.
+ * Can be called any time.
+ * @param aEnable PR_TRUE to enable caret. PR_FALSE to disable.
+ * @return always NS_OK
+ */
+
+ void setCaretEnabled(in boolean enabled);
+
+ /**
+ * Set the caret readonly or not. An readonly caret will
+ * draw but not blink when made visible.
+ * @param aReadOnly PR_TRUE to enable caret. PR_FALSE to disable.
+ * @return always NS_OK
+ */
+ void setCaretReadOnly(in boolean readOnly);
+
+ /**
+ * Gets the current state of the caret.
+ * @param aEnabled [OUT] set to the current caret state, as set by SetCaretEnabled
+ * @return if aOutEnabled==null, returns NS_ERROR_INVALID_ARG
+ * else NS_OK
+ */
+ boolean getCaretEnabled();
+
+ /**
+ * This is true if the caret is enabled, visible, and currently blinking.
+ * This is still true when the caret is enabled, visible, but in its "off"
+ * blink cycle.
+ */
+ readonly attribute boolean caretVisible;
+
+ /**
+ * Show the caret even in selections. By default the caret is hidden unless the
+ * selection is collapsed. Use this function to show the caret even in selections.
+ * @param aVisibility PR_TRUE to show the caret in selections. PR_FALSE to hide.
+ * @return always NS_OK
+ */
+ void setCaretVisibilityDuringSelection(in boolean visibility);
+
+ /** CharacterMove will move the selection one character forward/backward in the document.
+ * this will also have the effect of collapsing the selection if the aExtend = PR_FALSE
+ * the "point" of selection that is extended is considered the "focus" point.
+ * or the last point adjusted by the selection.
+ * @param aForward forward or backward if PR_FALSE
+ * @param aExtend should it collapse the selection of extend it?
+ */
+ void characterMove(in boolean forward, in boolean extend);
+
+ /** PhysicalMove will move the selection one "unit" in a given direction
+ * within the document.
+ * this will also have the effect of collapsing the selection if the aExtend = PR_FALSE
+ * the "point" of selection that is extended is considered the "focus" point.
+ * or the last point adjusted by the selection.
+ * @param aDirection
+ * @param aAmount character/line; word/lineBoundary
+ * @param aExtend should it collapse the selection of extend it?
+ */
+ void physicalMove(in short direction, in short amount, in boolean extend);
+
+ /**
+ * nsFrameSelection::PhysicalMove depends on the ordering of these values;
+ * do not change without checking there!
+ */
+ const short MOVE_LEFT = 0;
+ const short MOVE_RIGHT = 1;
+ const short MOVE_UP = 2;
+ const short MOVE_DOWN = 3;
+
+ /**
+ * CharacterExtendForDelete will extend the selection one character cell
+ * forward in the document.
+ * this method is used internally for handling del key.
+ */
+ [noscript] void characterExtendForDelete();
+
+ /**
+ * CharacterExtendForBackspace will extend the selection one character cell
+ * backward in the document.
+ * this method is used internally for handling backspace key only when we're
+ * after UTF-16 surrogates.
+ */
+ [noscript] void characterExtendForBackspace();
+
+ /** WordMove will move the selection one word forward/backward in the document.
+ * this will also have the effect of collapsing the selection if the aExtend = PR_FALSE
+ * the "point" of selection that is extended is considered the "focus" point.
+ * or the last point adjusted by the selection.
+ * @param aForward forward or backward if PR_FALSE
+ * @param aExtend should it collapse the selection of extend it?
+ */
+
+ void wordMove(in boolean forward, in boolean extend);
+
+ /** wordExtendForDelete will extend the selection one word forward/backward in the document.
+ * this method is used internally for handling ctrl[option]-backspace and ctrl[option]-del.
+ * @param aForward forward or backward if PR_FALSE
+ */
+ [noscript] void wordExtendForDelete(in boolean forward);
+
+ /** LineMove will move the selection one line forward/backward in the document.
+ * this will also have the effect of collapsing the selection if the aExtend = PR_FALSE
+ * the "point" of selection that is extended is considered the "focus" point.
+ * or the last point adjusted by the selection.
+ * @param aForward forward or backward if PR_FALSE
+ * @param aExtend should it collapse the selection of extend it?
+ */
+ void lineMove(in boolean forward, in boolean extend);
+
+ /** IntraLineMove will move the selection to the front of the line or end of the line
+ * in the document.
+ * this will also have the effect of collapsing the selection if the aExtend = PR_FALSE
+ * the "point" of selection that is extended is considered the "focus" point.
+ * or the last point adjusted by the selection.
+ * @param aForward forward or backward if PR_FALSE
+ * @param aExtend should it collapse the selection of extend it?
+ */
+ void intraLineMove(in boolean forward, in boolean extend);
+
+ /** PageMove will move the selection one page forward/backward in the document.
+ * this will also have the effect of collapsing the selection if the aExtend = PR_FALSE
+ * the "point" of selection that is extended is considered the "focus" point.
+ * or the last point adjusted by the selection.
+ * @param aForward forward or backward if PR_FALSE
+ * @param aExtend should it collapse the selection of extend it?
+ */
+ void pageMove(in boolean forward, in boolean extend);
+
+ /** CompleteScroll will move page view to the top or bottom of the document
+ * @param aForward forward or backward if PR_FALSE
+ */
+ void completeScroll(in boolean forward);
+
+ /** CompleteMove will move page view to the top or bottom of the document
+ * this will also have the effect of collapsing the selection if the aExtend = PR_FALSE
+ * the "point" of selection that is extended is considered the "focus" point.
+ * or the last point adjusted by the selection.
+ * @param aForward forward or backward if PR_FALSE
+ * @param aExtend should it collapse the selection of extend it?
+ */
+ void completeMove(in boolean forward, in boolean extend);
+
+
+ /** ScrollPage will scroll the page without affecting the selection.
+ * @param aForward scroll forward or backwards in selection
+ */
+ void scrollPage(in boolean forward);
+
+ /** ScrollLine will scroll line up or down dependent on the boolean
+ * @param aForward scroll forward or backwards in selection
+ */
+ void scrollLine(in boolean forward);
+
+ /** ScrollCharacter will scroll right or left dependent on the boolean
+ * @param aRight if true will scroll right. if not will scroll left.
+ */
+ void scrollCharacter(in boolean right);
+
+ /** SelectAll will select the whole page
+ */
+ void selectAll();
+
+ /** CheckVisibility will return true if textnode and offsets are actually rendered
+ * in the current precontext.
+ * @param aNode textNode to test
+ * @param aStartOffset offset in dom to first char of textnode to test
+ * @param aEndOffset offset in dom to last char of textnode to test
+ * @param aReturnBool boolean returned TRUE if visible FALSE if not
+ */
+ boolean checkVisibility(in nsIDOMNode node, in short startOffset, in short endOffset);
+ [noscript,nostdcall] boolean checkVisibilityContent(in nsIContent node, in short startOffset, in short endOffset);
+};
+%{ C++
+ #define NS_ISELECTIONCONTROLLER_CID \
+ { 0x513b9460, 0xd56a, 0x4c4e, \
+ { 0xb6, 0xf9, 0x0b, 0x8a, 0xe4, 0x37, 0x2a, 0x3b }}
+
+namespace mozilla {
+
+typedef short RawSelectionType;
+enum class SelectionType : RawSelectionType
+{
+ eInvalid = -1,
+ eNone = nsISelectionController::SELECTION_NONE,
+ eNormal = nsISelectionController::SELECTION_NORMAL,
+ eSpellCheck = nsISelectionController::SELECTION_SPELLCHECK,
+ eIMERawClause = nsISelectionController::SELECTION_IME_RAWINPUT,
+ eIMESelectedRawClause = nsISelectionController::SELECTION_IME_SELECTEDRAWTEXT,
+ eIMEConvertedClause = nsISelectionController::SELECTION_IME_CONVERTEDTEXT,
+ eIMESelectedClause =
+ nsISelectionController::SELECTION_IME_SELECTEDCONVERTEDTEXT,
+ eAccessibility = nsISelectionController::SELECTION_ACCESSIBILITY,
+ eFind = nsISelectionController::SELECTION_FIND,
+ eURLSecondary = nsISelectionController::SELECTION_URLSECONDARY,
+ eURLStrikeout = nsISelectionController::SELECTION_URLSTRIKEOUT,
+};
+
+// Using anonymous enum to define constants because these constants may be
+// used at defining fixed size array in some header files (e.g.,
+// nsFrameSelection.h). So, the values needs to be defined here, but we cannot
+// use static/const even with extern since it causes failing to link or
+// initializes them after such headers.
+enum : size_t
+{
+ // kSelectionTypeCount is number of SelectionType.
+ kSelectionTypeCount = nsISelectionController::NUM_SELECTIONTYPES,
+ // kPresentSelectionTypeCount is number of SelectionType except "none".
+ kPresentSelectionTypeCount = kSelectionTypeCount - 1
+};
+
+const char* ToChar(SelectionType aSelectionType);
+SelectionType ToSelectionType(RawSelectionType aRawSelectionType);
+RawSelectionType ToRawSelectionType(SelectionType aSelectionType);
+bool operator &(SelectionType aSelectionType,
+ RawSelectionType aRawSelectionTypes);
+
+} // namespace mozilla
+%}