74 lines
2.2 KiB
Standard ML
74 lines
2.2 KiB
Standard ML
structure NormalSearchMode =
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struct
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open AppType
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open InputMsg
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open MailboxType
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(* todo: redraw based on results of tempSearchList *)
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fun addChr (app: app_type, searchString, chr) =
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let
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val c = String.implode [chr]
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val searchString = searchString ^ c
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val {buffer, cursorIdx, ...} = app
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val buffer = LineGap.goToIdx (cursorIdx - 1111, buffer)
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val tempSearchList =
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SearchList.buildRange (buffer, searchString, cursorIdx + 1111)
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val mode =
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NORMAL_SEARCH_MODE
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{searchString = searchString, tempSearchList = tempSearchList}
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in
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NormalModeWith.mode (app, mode, [])
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end
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(* save search string and tempSearchList and return to normal mode *)
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fun finishSearch (app: app_type, searchString, tempSearchList) =
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let
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val {buffer, cursorIdx, windowWidth, windowHeight, startLine, ...} = app
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val buffer = LineGap.goToStart buffer
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val initialMsg = [SEARCH (buffer, searchString)]
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(* move LineGap to first line displayed on screen *)
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val buffer = LineGap.goToLine (startLine, buffer)
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(* get new startLine which may move screen depending on cursor movements *)
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val startLine = TextWindow.getStartLine
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(buffer, startLine, cursorIdx, windowWidth, windowHeight)
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(* move buffer to new startLine as required by TextBuilder.build *)
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val buffer = LineGap.goToLine (startLine, buffer)
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val msgs = TextBuilder.build
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( startLine
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, cursorIdx
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, buffer
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, windowWidth
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, windowHeight
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, tempSearchList
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, searchString
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, initialMsg
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)
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val mode = NORMAL_MODE ""
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in
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NormalSearchModeWith.returnToNormalMode
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( app
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, buffer
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, searchString
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, tempSearchList
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, startLine
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, mode
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, msgs
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)
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end
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fun update (app, {searchString, tempSearchList}, msg, time) =
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case msg of
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CHAR_EVENT chr => addChr (app, searchString, chr)
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| KEY_ESC => NormalFinish.clearMode app
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| KEY_ENTER => finishSearch (app, searchString, tempSearchList)
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| RESIZE_EVENT (width, height) => app
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| WITH_SEARCH_LIST searchList => app
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end
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