Macworld Expo - Develope…Central & Net Innovations/Developer Central and Net Innovators (MacWorld Expo) (January 1999).iso/Developer Central/Bowers Development/Demo AppMaker/Examples/Pascal OS8/Gadgets/EditText.p

Text File | 1998-10-30 | 9.6 KB | 465 lines | [TEXT/CWIE]

{ EditText.p }
{ Created 10/30/98 1:04 PM by AppMaker }

Unit EditText;
Interface

Uses
    Types,
    Quickdraw,
    Controls,
    Dialogs,
    Events,
    Lists,
    Menus,
    Resources,
    TextEdit,
    ToolUtils,

    DDocData,
    GadgetsEngine,
    GadgetsDoc,
    AMWindow;

type
    EditText        = object (AMWindow)

    {data members}
        mData:            DDocData;
        mSmallHandle:        ControlHandle;
        mLargeHandle:        ControlHandle;
        mX12345Handle:        ControlHandle;
        mX12345e6Handle:        ControlHandle;
        mPasswordHandle:        ControlHandle;
        mDateHandle:        ControlHandle;
        mTimeHandle:        ControlHandle;
        mStyledHandle:        ControlHandle;

    {methods}
        Procedure Initialize; Override;

        Procedure Open        (inDoc:        GadgetsDoc;
                             inData:    DDocData);
        Procedure Close; Override;

        Procedure Control    (whichControl:    ControlHandle;
                              whichPart:        integer;
                             where:            Point); Override;
        Procedure MouseIn    (where:            Point;
                             modifiers:        integer); Override;
        Procedure TypeIn    (charCode:        SInt16); Override;
        Procedure ExitCurField; Override;
        Procedure DataChanged    (inDataID:    longint); Override;
        Procedure Resize; Override;
        Procedure Scroll    (newValue:        integer;
                             oldValue:        integer); Override;

        Function  GetEngine: GadgetsEngine;

{$ifc false}
        Procedure UpdateMenus; Override;
{$endif}
        Function  DoCommand        (inCommand:    longint): Boolean; Override;

        Procedure DoUndo;
        Procedure DoCut;
        Procedure DoCopy;
        Procedure DoPaste;
        Procedure DoClear;
        Procedure DoSelectAll;
        Procedure DoShowClipboard;

    end;

{----------}
Procedure CreateEditText    (inDoc:        GadgetsDoc;
                             inData:    DDocData);

{----------}
Implementation

Uses
    Globals,
    ResourceDefs,
    DoScrap,
    Scrolling,
    ControlUtils,
    Miscellany;

const
    kSmallField        = 1;
    kLargeField        = 2;
    kX12345Field        = 3;
    kX12345e6Field        = 4;
    kPasswordField        = 5;
    kDateField        = 6;
    kTimeField        = 7;
    kStyledField        = 8;

{----------}
Procedure CreateEditText (
    inDoc:        GadgetsDoc;
    inData:        DDocData);
var
    winObj:        EditText;
begin
    winObj := nil;
    New (winObj);

    if winObj <> nil then begin
        winObj.Initialize;
        winObj.Open (inDoc, inData);
    end;
end;

{----------}
Procedure EditText.Initialize;
begin
    Inherited Initialize;
end;

{----------}
Function  EditText.GetEngine: GadgetsEngine;
begin
    GetEngine := GadgetsEngine (mDoc.mEngine);
end;

{----------}
Procedure EditText.Open (
    inDoc:        GadgetsDoc;
    inData:        DDocData);
var
    window:        WindowPtr;
    wftb:        Handle;
    errCode:    OSErr;
begin
    mDoc := inDoc;
    mData := inData;
    mData.AddResponder (self);

    window := GetNewCWindow (WIND_EditText, nil, WindowPtr (-1));
    if inDoc.mEngine.GetFilename <> '' then begin
        SetWTitle (window, inDoc.mEngine.GetFilename);
    end;
    mWindow := window;
    GadgetsDoc (mDoc).mEditTextPtr := window;

    WindowPeek (window)^.windowKind := kAMWindowFlag;
    SetWRefCon (window, ord4 (self));
    SetPort (window);
    SetInfo (window);

    wftb := GetResource ('Wftb', WIND_EditText);

    errCode := CreateRootControl (window, mRootControl);

    vScroll := nil;
    hScroll := nil;


    mSmallHandle := GetNewControl (CNTL_Small, window);
    SetWindowItemFont (mSmallHandle, wftb, 1);
    SetControlText (mSmallHandle, mData.GetSmall);

    mLargeHandle := GetNewControl (CNTL_Large, window);
    SetWindowItemFont (mLargeHandle, wftb, 2);
    SetControlText (mLargeHandle, mData.GetLarge);

    mX12345Handle := GetNewControl (CNTL_X12345, window);
    SetWindowItemFont (mX12345Handle, wftb, 3);
    SetControlTextValue (mX12345Handle, mData.GetX12345);

    mX12345e6Handle := GetNewControl (CNTL_X12345e6, window);
    SetWindowItemFont (mX12345e6Handle, wftb, 4);
    SetControlTextFloat (mX12345e6Handle, mData.GetX12345e6);

    mPasswordHandle := GetNewControl (CNTL_Password, window);
    SetWindowItemFont (mPasswordHandle, wftb, 5);
    SetControlText (mPasswordHandle, mData.GetPassword);

    mDateHandle := GetNewControl (CNTL_Date, window);
    SetWindowItemFont (mDateHandle, wftb, 6);
    SetClockDateTime (mDateHandle, mData.GetTheDate);

    mTimeHandle := GetNewControl (CNTL_Time, window);
    SetWindowItemFont (mTimeHandle, wftb, 7);
    SetClockDateTime (mTimeHandle, mData.GetTheTime);

    mStyledHandle := GetNewControl (CNTL_Styled, window);
    SetWindowItemFont (mStyledHandle, wftb, 8);
    SetControlText (mStyledHandle, mData.GetStyled);

    errCode := AdvanceKeyboardFocus (window);

    ShowWindow (window);
end;

{----------}
Procedure EditText.Close;
begin
    mData.RemoveResponder (self);

    GadgetsDoc (mDoc).mEditTextPtr := nil;
    SetInfo (nil);
    HideWindow (mWindow);
    DisposeWindow (mWindow);

    Dispose (self);
end;

{----------}
Procedure EditText.Control (
    whichControl:    ControlHandle;
    whichPart:        integer;
    where:            Point);
var
    bounds:            Rect;
    newValue:        integer;
    partcode:        SInt16;
begin
    ExitCurField ();

    if whichControl = mSmallHandle then begin
        HandleEditClick (mSmallHandle, where);
    end;
    if whichControl = mLargeHandle then begin
        HandleEditClick (mLargeHandle, where);
    end;
    if whichControl = mX12345Handle then begin
        HandleEditClick (mX12345Handle, where);
    end;
    if whichControl = mX12345e6Handle then begin
        HandleEditClick (mX12345e6Handle, where);
    end;
    if whichControl = mPasswordHandle then begin
        HandleEditClick (mPasswordHandle, where);
    end;
    if whichControl = mDateHandle then begin
        HandleEditClick (mDateHandle, where);
    end;
    if whichControl = mTimeHandle then begin
        HandleEditClick (mTimeHandle, where);
    end;
    if whichControl = mStyledHandle then begin
        HandleEditClick (mStyledHandle, where);
    end;
end;

{----------}
Procedure EditText.DataChanged (
    inDataID:        longint);
begin
    if inDataID = idSmall then begin
        SetControlText (mSmallHandle, mData.GetSmall);
    end;
    if inDataID = idLarge then begin
        SetControlText (mLargeHandle, mData.GetLarge);
    end;
    if inDataID = idX12345 then begin
        SetControlTextValue (mX12345Handle, mData.GetX12345);
    end;
    if inDataID = idX12345e6 then begin
        SetControlTextFloat (mX12345e6Handle, mData.GetX12345e6);
    end;
    if inDataID = idPassword then begin
        SetControlText (mPasswordHandle, mData.GetPassword);
    end;
    if inDataID = idTheDate then begin
        SetClockDateTime (mDateHandle, mData.GetTheDate);
    end;
    if inDataID = idTheTime then begin
        SetClockDateTime (mTimeHandle, mData.GetTheTime);
    end;
    if inDataID = idStyled then begin
        SetControlText (mStyledHandle, mData.GetStyled);
    end;
End;

{----------}
Procedure EditText.MouseIn (
    where:            Point;
    modifiers:        integer);
var
    bounds:            Rect;
begin
end;

{----------}
Procedure EditText.ExitCurField;
var
    errCode:    OSErr;
    focus:        ControlHandle;
begin
    errCode := GetKeyboardFocus (mWindow, focus);

    if focus = nil then begin
        { nothing to exit }

    end else if focus = mSmallHandle then begin
        mData.SetSmall (GetEditTextStr (mSmallHandle));
    end else if focus = mLargeHandle then begin
        mData.SetLarge (GetEditTextChars (mLargeHandle));
    end else if focus = mX12345Handle then begin
        mData.SetX12345 (GetControlTextValue (mX12345Handle));
    end else if focus = mX12345e6Handle then begin
        mData.SetX12345e6 (GetControlTextFloat (mX12345e6Handle));
    end else if focus = mPasswordHandle then begin
        mData.SetPassword (GetEditTextPasswordStr (mPasswordHandle));
    end else if focus = mDateHandle then begin
        mData.SetTheDate (GetClockDateTime (mDateHandle));
    end else if focus = mTimeHandle then begin
        mData.SetTheTime (GetClockDateTime (mTimeHandle));
    end else if focus = mStyledHandle then begin
        mData.SetStyled (GetEditTextChars (mStyledHandle));
    end;
    inherited ExitCurField;
end;

{----------}
Procedure EditText.TypeIn (
    charCode:    SInt16);
var
    ch:            char;
    errCode:    OSErr;
    focus:        ControlHandle;
    keyCode:    SInt16;
    partcode:    SInt16;
begin
    errCode := GetKeyboardFocus (mWindow, focus);

    ch := chr (charCode);
    if (ch = charEnter)
    |  (ch = charReturn) then begin
        ExitCurField;
    end else if ch = charEsc then begin
    end else if ch = charTab then begin
        DoTab (BAnd (curEvent.modifiers, optionKey) <> 0);
    end else if focus <> nil then begin
        keyCode := BAnd (curEvent.message, keyCodeMask);
        partcode := HandleControlKey (focus, keyCode, charCode, curEvent.modifiers);
        mDoc.mEngine.SetDirty;
    end else begin
        SysBeep (1);
    end;
end;

{----------}
Procedure EditText.Resize;
begin
    { application-specific code to resize items in window }
end;

{----------}
Procedure EditText.Scroll (
    newValue:    integer;
    oldValue:    integer);
begin
    { application-specific code to scroll window }
    if gWhichScroll = vScroll then begin
    end else begin    { horizontal }
    end;
end;

{----------}
Procedure EditText.DoUndo;
begin
end; {DoUndo}

{----------}
Procedure EditText.DoCut;
var
    curTE:        TEHandle;
begin
    curTE := GetCurTE ();

    if curTE <> nil then begin
        TECut (curTE);
        mDoc.mEngine.SetDirty;
        scrapDirty := true;
    end;
end; {DoCut}

{----------}
Procedure EditText.DoCopy;
var
    curTE:        TEHandle;
begin
    curTE := GetCurTE ();

    if curTE <> nil then begin
        TECopy (curTE);
        scrapDirty := true;
    end;
end; {DoCopy}

{----------}
Procedure EditText.DoPaste;
var
    curTE:        TEHandle;
begin
    curTE := GetCurTE ();

    if curTE <> nil then begin
        TEPaste (curTE);
        mDoc.mEngine.SetDirty;
    end;
end; {DoPaste}

{----------}
Procedure EditText.DoClear;
var
    curTE:        TEHandle;
begin
    curTE := GetCurTE ();

    if curTE <> nil then begin
        TEDelete (curTE);
        mDoc.mEngine.SetDirty;
    end;
end; {DoClear}

{----------}
Procedure EditText.DoSelectAll;
var
    curTE:        TEHandle;
begin
    curTE := GetCurTE ();

    if curTE <> nil then begin
        TESetSelect (0, 32767, curTE);
    end;
end; {DoSelectAll}

{----------}
Procedure EditText.DoShowClipboard;
begin
end; {DoShowClipboard}

{----------}
Function EditText.DoCommand (
    inCommand:        longint): Boolean;
begin
    DoCommand := true;
    case inCommand of
        cmdUndo:
                DoUndo;
        cmdCut:
                DoCut;
        cmdCopy:
                DoCopy;
        cmdPaste:
                DoPaste;
        cmdClear:
                DoClear;
        cmdSelectAll:
                DoSelectAll;
        cmdShowClipboard:
                DoShowClipboard;

        otherwise
                DoCommand := false;
    end; {case}
end;

end.